Í2,È-B-EGD-WB01FÎ
2
0
1
2
-
B
-
E
G
D
-
W
B
0
1
IGO/EGD WERKBOEK/WORKBOOK
Graad/Grade 12
Ë2012-B-EGD-WB01´¹µ¸´»Î
Ingenieursgrafika en Ontwerp Werkboek Graad 12 KABV-aangepas
Engineering Graphics and Design Workbook Grade 12 CAPS aligned
COPYRIGHT © JP KOPIEREG © JP
de
CHAPTER / HOOFSTUK 10: LOCI (CAM) / LOKUSSE (NOK)
CHAPTER / HOOFSTUK 9: TRANSITION PIECES / OORGANGSTUKKE
CHAPTER / HOOFSTUK 8: INTERPENETRATION & DEVELOPMENT DEURDRINGING & ONTWIKKELING
CHAPTER / HOOFSTUK 7: SOLID GEOMETRY / VASTE LIGGAME
CHAPTER / HOOFSTUK 6: ISOMETRIC DRAWINGS / ISOMETRIESE TEKENINGE
CHAPTER / HOOFSTUK 5: PERSPECTIVE DRAWINGS / PERSPEKTIEF TEKENINGE
CHAPTER / HOOFSTUK 4: CIVIL DRAWINGS / SIVIELE TEKENINGE
CHAPTER / HOOFSTUK 3: CIVIL ANALYTICAL / SIVIEL ANALITIES
CHAPTER / HOOFSTUK 2: MECHANICAL ASSEMBLY / MEGANIESE SAMESTELLING
CHAPTER / HOOFSTUK 1: MECHANICAL ANALYTICAL / MEGANIES ANALITIES
p 107-115
p 95-106
p 83-94
p 74-82
p 64-73
p 54-63
p 44-53
p 31-43
p 24-30
p 8-23
p 1-7
th
CHAPTER / HOOFSTUK 11: LOCI (HELIX) / LOKUSSE (HELIKS)
p 116-126
INDEX / INHOUDSOPGAWE
CHAPTER / HOOFSTUK 12: LOCI (MECHANISMS) / LOKUSSE (MEGANISMES)
COPYRIGHT / KOPIEREG All rights reserved © JP No part of this workbook may be reproduced or transmitted in any form or by any means without permission in writing from the publisher. This includes electronic or mechanical, including photocopying, recording, or any information storage and retrieval system. Alle regte voorbehou © JP Geen gedeelte van hierdie werksboek mag sonder die skriftelike toestemming van die uitgewer gereproduseer word of in enige vorm of deur enige middel weergegee word nie, hetsy deur fotokopiëring, plaat- of bandopname, vermikrofilming of enige ander stelsel van inligtingsbewaring.
ACKNOWLEDGEMENTS / ERKENINGS Some of the questions in this book have been contained in previous examination papers and used with the permission of the Executive Directors of the Independet Examinations Board, Department of Basic Education and South-African Comprehensive Assessment Institute. Sommige van die vrae in hierdie boek is vervat in vorige eksamenvraestelle, wat met die toestemming van die nodige Uitvoerende Direkteure van die Onafhanklike Eksamenraad, Departement van basiese onderwys en Suid-Afrikaanse Komprehensiewe assesseringsinstituut. Reproduced under Goverment Printer's Works Authorization No. 11794 dated 02 July 2018.
COPYRIGHT © JP KOPIEREG © JP
A
CONTINUOUS THIN LINE
NOTE:
DEURLOPENDE DUNLYN
LET WEL:
REVOLVED SECTION / GEWENTELDE SNIT
LET WEL: DEURLOPENDE DIKLYN
CONTINUOUS THICK LINE
NOTE:
REMOVED SECTION / WEGSTAANDE SNIT
SECTION A-A / SNIT A-A
A
ALIGNED SECTION / IN-LYNGERIGTE SNIT
DIFFERENT SECTION / VERSKILLENDE SNITTE FULL SECTION / VOLSNIT
INCORRECT / VERKEERD
LET WEL: VERANDER HARTLYN NA DEURLOPENDE DUNLYN
HALF SECTION / HALFSNIT
SECTION LINES NOT REQUIRED SNITLYNE NIE NODIG NIE
NOTE: CHANGE CENTRE LINE TO CONTINUOUS THIN LINE
CORRECT / KORREK
PART SECTION / GEDEELTELIKE SNIT PART SECTION TO SHOW INTERNAL DETAIL
GEDEELTELIKE SNIT OM INTERNE DETAIL TE TOON
TRUE EXAMPLE WARE VOORBEELD
VIEW / AANSIG
CONVENTION KONVENSIE
FEATURE / EIENSKAP
SILINDRIESE HELIESE DRUKVEER
CONVENTION KONVENSIE
GATE OP 'N LINEÊRE STEEK (HERHAALDE EIENSKAPPE) STRAIGHT
DIAMOND
STRAIGHT
DIAMOND
STRAIGHT
DIAMOND
KNURLING KARTELING REGUIT
DIAMANT / RUIT
REGUIT
DIAMANT / RUIT
BALL BEARING
ROLLER BEARING
BALL BEARING
ROLLER BEARING
REGUIT
DIAMANT / RUIT
HOLES ON A CIRCULAR PITCH (REPEATED FEATURES) GATE OP 'N SIRKELSTEEK (HERHAALDE EIENSKAPPE) DOWEL
BALL & ROLLER BEARING
TAPPEN SQUARE ON A SHAFT
KOEËL- & ROLLAER KOEËLLAER
ROLLAER
KOEËLLAER
VIERKANT OP 'N AS
ROLLAER
INTERRUPTED VIEW ON A ROUND SECTION (S-BREAK)
EXTERNAL SCREW THREAD
ONDERBROKE AANSIG OP 'N RONDE SNIT (S-BREEK)
BUITESKROEFDRAAD A
A
INTERNAL SCREW THREAD
SPUR GEAR REGUITTANDRAT
BINNESKROEFDRAAD A
A
INTERRUPTED VIEWS (S-BREAK)
SHAFT / AS
SHAFT / AS
SCREW THREADS (ASSEMBLY)
ONDERBROKE AANSIGTE (S-BREEK)
PIPE / PYP
PIPE / PYP
SKROEFDRADE (SAMESTELLING)
BEHANDELING VAN SIMMETRIESE KOMPONENTE
VIEW / AANSIG
HOLES ON A LINEAR PITCH (REPEATED FEATURES)
CYLINDRICAL HELICAL COMPRESSION SPRING
TREATMENT OF SYMMETRICAL COMPONENTS
TRUE EXAMPLE WARE VOORBEELD
SYMMETRY SYMBOL SIMMETRIESE SIMBOOL
SPLINED SHAFT RIB-AS
SYMMETRY SYMBOL SIMMETRIESE SIMBOOL
SERRATED SHAFT RIFFEL-AS
MECHANICAL DRAWINGS MEGANIESE TEKENINGE
CONVENTIONAL REPRESENTATION KONVENSIONELE VOORSTELLINGS
COPYRIGHT © JP KOPIEREG © JP
FEATURE / EIENSKAP
SYMBOLS USED FOR INDICATION OF SURFACE TEXTURE SIMBOLE VIR AANDUIDING VAN OPPERVLAKTEKSTUUR
APPROXIMATELY ONGEVEER
BASIC SYMBOL / BASIESE SIMBOOL
60°
REMOVAL OF MATERIAL / VERWYDERING VAN MATERIAAL
REMOVAL OF MATERIAL NOT PERMITTED VERWYDERING VAN MATERIAAL NIE TOEGELAAT NIE
INDICATION OF SPECIAL SURFACE CHARACTERISTICS AANDUI VAN SPESIALE OPPERVLAKKENMERKE
INDICATION OF SURFACE ROUGHNESS AANDUI VAN OPPERVLAKGROFHEID
a
MAXIMUM (a1) AND MINIMUM (a2) LIMITS OF SURFAC'E ROUGHNESS MAKSIMUM (a1) EN MINIMUM (a2) GRENSE VIR OPPERVLAKGROFHEID
a1 a2
WORTELOPENING
SYMBOL SIMBOOL
ONGEVEER RADIAAL
APPROXIMATELY RADIAL
ONGEVEER SIRKELVORMIG
APPOXIMATELY CIRCULAR
MEERRIGTING
MULTIDIRECTIONAL
GEKRUIS
CROSSED
LOODREG
PERPENDICULAR
PARALLEL
PARALLEL
SYMBOL / SIMBOOL
10
=
M
C
R
M 50° 5
(6)
N O P Q
M
J K L
a b c d e f
GRINDING SLYPWERK
CHEMICAL CHEMIES
PLATING PLATERING
MACHINING MASJINERING
HONING SILINDRIESE SLYPWERK
METHOD / TREATMENT METODE / BEHANDELING
LAPPING FYNSLYP
CRITERION OF ROUGHNESS MAATSTAF VIR GROFHEID Ra = 1 UNIT / EENHEID = µm = 0,0001 mm ROUGHNESS VALUE Ra = µm GROFHEIDSWAARDE ROUGHNESS GRADE NUMBERS GROFHEIDGRAADNOMMERS
ROUGHNESS VALUE Ra IN MICROMETERS OR ROUGHNESS GRADE NUMBER N1 TO N12 GROFHEIDWAARDE Ra IN MIKROMETER OF GROFHEIDSGRAADNOMMERS N1 TOT N12 PRODUCTION METHOD, TREATMENT OR COATING PRODUKSIE METODE, BEHANDELING OF BEDEKLAAG SAMPLING LENGTH MONSTERNEMINGSLENGTE DIRECTION OF LAY PATROONRIGTING / LÊRIGTING MACHINING ALLOWANCE MASJINERINGSTOELATING OTHER ROUGHNESS VALUES (IN BRACKETS) ANDER GROFHEIDSWAARDES (TUSSEN HAKIES)
J
FINISH SYMBOL AFWERKINGSIMBOOL SYMBOL
WALSING
ROLLING
HAMER
HAMMER
VLAM
FLAME
BEITEL
CHISEL
SLYPMASJIEN
GRINDER
MASJIEN
MACHINE
METHOD
M
SIMBOOL
K
METODE
L
FLUSH GELYK
KONKAAF
CONCAVE
KOVEKS
CONVEX
CONTOUR OR WELD SURFACE KONTOER OF SWEISVLAK
R
H
F
C
G M
N
O P Q
WELDING SYMBOL SWEISLASSIMBOOL
REFERENCE LINE / VERWYSINGSLYN
SITE-WELD / TERREIN- OF PERSEELSWEIS
ARROW / PYL
WELD ALL AROUND / SWEIS RONDOM
CENTRE-TO-CENTRE SPACING OF WELD (PITCH) MIDDELPUNT-TOT-MIDDELPUNTSPASIËRING VAN LAS (STEEK)
LENGTH OF WELD / LENGTE VAN LAS
"OTHER SIDE" OF WELD / "ANDERKANT" VAN DIE LAS
ROOT OPENING / WORTELOPENING
ARROW SIDE PYLKANT
OTHER SIDE ANDERKANT
MACHINING & SURFACE TEXTURE SYMBOLS MASJINERING- & OPPERVLAKTEKSTUURSIMBOLE
INTERPRETATION / VERTOLKING
SYMBOLS FOR DIRECTION OF LAY SIMBOLE VIR PATROONRIGTING (LÊRIGTING)
A B C D E F
G
H
ARC BOOG
MECHANICAL SYMBOLS MEGANIESE SIMBOLE
ROOT OPENING
INCLUDED ANGLE / INGESLOTE HOEK
SECTIONAL VIEW DEURSNEE AANSIG
TYPES OF WELDS / TIPE LASSE WELD LAS SQUARE HAAKS
BEAD KRAAL
BEVEL SKUINS
SINGLE "V" ENKEL "V"
SINGLE "J" ENKEL "J"
SINGLE "U" ENKEL "U"
PLUG / SLOT PROP / GLEUFOORSLAG
I
"ARROW SIDE" OF WELD / "PYLKANT" VAN DIE SWEIS
NUMBER OF PROJECTION WELDS / AANTAL PROJEKSIE LASSE
BASIC WELDING SYMBOL / BASIESE SWEISSIMBOOL
WELDING PROCESS / SWEISPROSES
TAIL / STERT
SIZE OR STRENGTH OF CERTAIN WELDS/ GROOTTE OF STERKTE VAN SEKERE LASSE
GROOVE ANGLE / GROEFHOEK
CONTOUR SYMBOL / KONTOERSIMBOOL
FINISH SYMBOL / AFWERKINGSIMBOOL
FILLET
A B C D E F G H I
MECHANICAL SYMBOLS MEGANIESE SIMBOLE
50 25 12,5 6,3 3,2 1,6 0,8 0,4 0,2 0,1 0,05 0,025 N 12 N 11 N 10 N9 N8 N7 N6 N5 N4 N3 N2 N1 COPYRIGHT © JP KOPIEREG © JP
GROOVE OR BUTT WELDS / GROEF- OF STUIKLASSE
Ø80
Ø16
7
QUESTION: ANALYTICAL (MECHANICAL)
8
8
H 6
5
Instructions: Complete the table below by neatly answering the questions, which all refer to the accompanying drawings and the title block.
16
14
Ø10
Given: A front and the left view of a brass tap assembly in third-angle orthographic projection, an isometric drawing of the brass tap, a parts list, a title block and a table of questions.
[29]
G 38
QUESTIONS 3
1
On what date was the drawing prepared?
1
2
In which city is the manufacturing company situated?
1
3
From what material is the seal (part 3) made?
1
4
Who revised the drawing?
1
5
What is the file name of the drawing?
1
6
What does the abbreviation NTS stand for?
1
7
What would VIEW 1 be called?
1
8
Name the feature at H.
1
9
What is indicated by feature G?
1
10
What is the total height of the brass tap?
1
11
How many parts make up the brass tap?
1
12
Determine the complete dimensions at: D.
8
4
ANSWERS
Ø24
F
30
M40
74
16
14
E 2 92
1 VIEW 2
VIEW 1
E.
F
13
A
B
C
PARTS LIST PART
QUANTITY
MATERIAL
1
TAP BODY
1
BRASS
With reference to the welding symbol, name the following elements.
B
1
C
1
15
How many surfaces must be machined?
1
16
Add, in neat freehand, suitable hatching to the shaft guide (part 4) on view 1.
3
17
Insert the cutting plane on VIEW 2 and label it S-S.
3
18
In the box below (answer 18), neatly draw, in freehand, the symbol for the projection system used.
4
TOTAL
29
GRINDING
1
2
WEDGE
1
BRASS
DATE
REVISED BY
REVISION DESCRIPTION
Nr.
3
SEAL
1
RUBBER
X
HEAT TREATMENT: NONE
4
SHAFT GUIDE
1
BRASS
DRAWING No. HJJ-AF-13
FILE NAME: AH03.dwg
5
GUIDE NUT
1
BRASS
APPROVED BY: KIKI
DATE: 2015-03-12
6
SHAFT
1
STAINLESS STEEL
CHECKED BY: H KRUGER
DATE: 2015-03-10
7
HAND WHEEL
1
STEEL
DRAWN BY: A FOURIE
DATE: 2015-03-07
8
PIN
1
STEEL
SCALE: NTS
QUANTITY: 48
GRADE 12:
1
1
WELDING DETAIL
NAME:
A
What is the purpose of the pin (part 8)?
AFROX
TITLE
3
14
2015-03-15
7 Angus Street Pretoria www.jpegd.co.za 012 345 6789
F.
0,05
DRAWING PROGRAM: TURBOCAD
ENGINEERING GRAPHICS & DESIGN
ANSWER 18
ANALYTICAL (MECHANICAL) DATE:
SYMBOL COPYRIGHT © JP KOPIEREG © JP
D
Ø80
Ø16
7
VRAAG: ANALITIES (MEGANIES)
8
8
H 6
5
Instruksies: Voltooi die tabel hieronder deur die vrae, wat almal na die bygaande tekeninge en titelblok verwys, netjies te beantwoord.
[29]
16
14
Ø10
Gegee: 'n Vooraansig en die linkeraansig van 'n koperkraansamestelling in derdehoekse ortografiese projeksie, 'n isometriese tekening van die koperkraan, 'n lys van onderdele, 'n titelblok en 'n tabel met vrae.
G 38
VRAE 3
1
Op watter datum is die tekening voorberei?
1
2
In watter stad is die vervaardigingsmaatskappy geleë?
1
3
Van watter materiaal is die seël (onderdeel 3) vervaardig?
1
4
Wie het die tekening hersien?
1
5
Wat is die lêernaam van die tekening?
1
6
Waarvoor staan die afkorting NVS?
1
7
Wat sal AANSIG 1 genoem word?
1
8
Benoem die kenmerk by H.
1
9
Wat word deur kenmerk G voorgestel?
1
10
Wat is die totale hoogte van die koperkraan?
1
11
Uit hoeveel onderdele bestaan die koperkraan?
1
12
Bepaal die volledige afmetings by:
8
4
ANTWOORDE
Ø24
F
30
M40
74
16
14
E 2 92
1 AANSIG 2
AANSIG 1
D.
E.
F
13
A
B
C
LYS VAN ONDERDELE ONDERDEEL
HOEVEELHEID
MATERIAAL
1
KRAANBASIS
1
GEELKOPER
Met verwysing na die sweissimbool, benoem die volgende elemente.
B
1
C
1
15
Hoeveel oppervlakke moet gemasjineer word?
1
16
Voeg, in netjiese vryhand, geskikte arsering by die as-gids (onderdeel 4) op aansig 1.
3
17
Voeg die snyvlak in op AANSIG 2 en benoem dit S-S.
3
18
In die blok hieronder (antwoord 18), teken, in netjiese vryhand, die simbool vir die projeksiesisteem wat gebruik word.
4 29
TOTAAL
1
2
WIG
1
GEELKOPER
DATUM
HERSIEN DEUR
BESKRYWING VAN HERSIENING
Nr.
3
SEËL
1
RUBBER
X
HITTEBEHANDELING: GEEN
4
ASGIDS
1
GEELKOPER
TEKENING Nr. HJJ-AF-13
LÊERNAAM: AH03.dwg
5
GIDSMOER
1
GEELKOPER
GOEDGEKEUR DEUR: KIKI
DATUM: 2015-03-12
6
AS
1
VLEKVRYE STAAL
NAGESIEN DEUR: H KRUGER
DATUM: 2015-03-10
7
HANDWIEL
1
STAAL
GETEKEN DEUR: A FOURIE
DATUM: 2015-03-07
8
PEN
1
STAAL
SKAAL: N.V.S
HOEVEELHEID: 48
GRAAD 12:
1
1
SWEISBESONDERHEDE
NAAM:
A
Wat is die doel van die pen (onderdeel 8)?
AFROX
TITEL
3
14
2015-03-15
Angusstraat 7 Pretoria www.jpegd.co.za 012 345 6789
F.
0,05
SLYP
TEKENPROGRAM: TURBOCAD
INGENIEURSGRAFIKA & ONTWERP
ANTWOORD 18
ANALITIES (MEGANIES) DATUM:
SIMBOOL COPYRIGHT © JP KOPIEREG © JP
D
Ø32 Ø88
Given: A detailed drawing showing THREE views of a carburettor body, a title block and a table of questions. The drawing has not been prepared to the indicated scale.
48
6 x M8 EQUI-SPACED HOLES ON 64 PCD
QUESTION: ANALYTICAL (MECHANICAL)
X
Instructions: Complete the table below by neatly answering the questions, which all refer to the accompanying drawing and title block.
Ø76
Y 24
32 6
[30]
ANSWERS
QUESTIONS How many carburettor bodies must be produced?
1
2
From what material is the carburettor body manufactured?
1
3
What is the file name of the drawing?
1
4
On what date was the drawing checked?
1
5
In which province is the engineering company situated?
1
6
Name the line at 1.
1
7
Name the encircled feature at 2?
1
8
What is the width of the feature at 3?
1
9
Name the feature at 4.
1
10
What is the radius of the feature at 5?
1
11
What would the dimension at 6 be if a drawing scale of 1 : 1 was used?
1
12
What is the angle between the centre lines marked X and Y in VIEW 1?
1
13
What type of section is shown in VIEW 3?
1
14
How many threaded holes are there on the carburettor body?
1
15
What does the abbreviation PCD stand for?
1
16
How many surfaces need to be machined?
1
17
What direction of lay is indicated by the machining symbol?
2
Ø20
18
Insert the cutting plane for VIEW 3. Label the cutting plane A-A.
3
Ø70
19
Determine the dimensions at: A
20
In the space provided in the title block (ANSWER 20), draw, in neat feehand, the symbol for the projection system used.
38
1
6 x M8 EQUI-SPACED HOLES ON 78 PCD
A
VIEW 1
Ø46
B 10
D
Ø38
44
38
Ø50
Ø32
116
8
76
5
6
24
3
E
Ø20
70
64
M14
38
M22
1 10
4 3
M14
M14 Ø32
C 2
VIEW 2 DRAWING No: PAHMF2103 REMOVE ALL BURRS AND SHARP EDGES
VIEW 3
FILE NAME: PMF 21-03-2015 MACHINED 0,05 C
ZAMBEZI 1051 BIG FALLS GAUTENG 1735 011 355 6446 TITLE
NAME: GRADE 12:
ALL UNSPECIFIED RADII ARE 2,5mm
B
C
TOTAL
D
E
5 4 30
ALL DIMENSIONS ARE IN MILLIMETRES PROGRAMME: TurboCAD Pro v21.2 TREATMENT: NORMALISED
REVISIONS
DATE
MATERIAL: ALUMINIUM
DRAWN: EUNICE
2015-09-10
QUANTITY: 1200
CHECKED: MARISKA
2015-10-12
SCALE 1 : 5
APPROVED: PIET
2015-10-22
ENGINEERING GRAPHICS & DESIGN
ANSWER 20
SYMBOL
ANALYTICAL (MECHANICAL) DATE:
COPYRIGHT © JP KOPIEREG © JP
70
Ø32
6 x M8-GATE EWEREDIG GESPASIEER OP 64 SSD
VRAAG: ANALITIES (MEGANIES)
Ø88
48
Gegee: 'n Gedetailleerde tekening wat DRIE aansigte van 'n vergasserromp toon, 'n titelblok en 'n tabel met vrae. Die tekening is nie volgens die aangetoonde skaal voorberei nie.
X
Instruksies: Voltooi die tabel hieronder deur die vrae, wat almal na die bygaande tekening en titelblok verwys, netjies te beantwoord.
Ø76
Y 24
32 6
[30]
ANTWOORDE
38
VRAE
6 x M8-GATE EWEREDIG GESPASIEER OP 78 SSD
A
AANSIG 1
Ø46
B 10
D
Ø38
44
38
Ø50
Ø32
6
24
3
E
Ø20
70
64
M14
38
M22
1 10
4 3
M14
M14
C 2
Ø70
AANSIG 2
VERWYDER ALLE BRAME EN SKERP KANTE
AANSIG 3
LÊERNAAM: PMF 21-03-2015 GEMASJINEER 0,05 C
ZAMBEZI 1051 BIG FALLS GAUTENG 1735 011 355 6446 TITEL
NAAM: GRAAD 12:
2
Van watter materiaal word die vergasserromp vervaardig?
1
3
Wat is die lêernaam van die tekening?
1
4
Op watter datum is die tekening nagesien?
1
5
In watter provinsie is die ingenieursfirma?
1
6
Benoem die lyn by 1.
1
7
Benoem die omkringde kenmerk by 2.
1
8
Wat is die wydte van die kenmerk by 3?
1
9
Benoem die kenmerk by 4.
1
10
Wat is die radius van die kenmerk by 5?
1
11
Wat sal die afmeting by 6 wees indien 'n tekenskaal van 1 : 1 gebruik word?
1
12
Hoe groot is die hoek tussen die senterlyne gemerk X en Y in AANSIG 1?
1
13
Watter tipe snit word in AANSIG 3 getoon?
1
14
Hoeveel gate met skroefdraad is daar op die vergasserromp?
1
15
Waarvoor staan die afkorting SSD?
1
16
Hoeveel oppervlakke moet gemasjineer word?
1
17
Watter rigting van afwerking word deur die masjineringsimbool aangedui?
2
18
Voorsien die snyvlak vir AANSIG 3. Benoem die snyvlak A-A.
3
19
Bepaal die volledige afmetings by: A
20
In die spasie voorsien in die titelblok (ANTWOORD 20), teken, in netjiese vryhand, die simbool vir die projeksiesisteem wat gebruik word.
Ø20
Ø32
TEKENING Nr: PAHMF2103
1
116
8
76
5
Hoeveel vergasserrompe moet vervaardig word?
ALLE ONGESPESIFISEERDE RADIUSSE IS 2,5mm
B
TOTAAL
ALLE AFMETINGS IS IN MILLIMETER
C
D
E
5 4 30
TEKENPROGRAM: TurboCAD Pro v21.2 BEHANDELING: NORMALISEER
REVISIONS
DATE
MATERIAAL: ALUMINIUM
GETEKEN: EUNICE
2015-09-10
HOEVEELHEID: 1200
NAGESIEN: MARISKA
2015-10-12
SKAAL 1 : 5
GOEDGEKEUR: PIET
2015-10-22
INGENIEURSGRAFIKA & ONTWERP
ANTWOORD 20
SIMBOOL
ANALITIES (MEGANIES) DATUM:
COPYRIGHT © JP KOPIEREG © JP
70
1
14
QUESTION: ANALYTICAL (MECHANICAL)
J
Given: Three views and two detailed enlargements of a tapping valve assembly, a title block and a table of questions. The drawings have not been prepared to the indicated scale.
E
Instructions: Complete the table below by neatly answering the questions, which all refer to the accompanying drawings and title block.
10.5
3
F
C
1
What is the title of the assembly?
1
2
On what date was the drawing drawn?
1
3
What is the drawing number?
1
4
What scale is indicated for the drawing?
1
5
Which drawing program was used?
1
6
Who approved the drawing?
1
7
What material is used to manufacture the main base?
1
8
What would VIEW 2 be called?
1
9
How many socket head bolts are there in the assembly?
1
10
Give the complete dimensions at: A
11
Name the feature at F.
1
12
Name the type of section at D.
1
13
Why is the component at E filled in solid?
1
14
What is the outer diameter of the shaft at J?
1
15
What is the purpose of the two enlarged detailed views?
2
16
What is indicated by the convention at G?
1
17
With reference to the tolerance, determine the maximum dimension at H?
2
18
With reference to the tolerance, determine the minimum dimension at H?
2
5 26
19
Insert the cutting plane on VIEW 3 and label it A-A.
3
VIEW 3
20
In the space provided below, draw, in neat feehand, the symbol for the projection system used.
4
TOTAL
30
10.5
Ø5
DETAIL S Ø4
D
DETAIL T
VIEW 1
A
B
M5 8
S 7
M4 SOCKET HEAD BOLT 2
T
Ø4
8
0.5 3
22
2
ANSWERS
QUESTIONS
7
[30]
3
C
4
7
Ø3
B
G
Ø2 5
R7
Ø6 +0.35 -0.53
H
VIEW 2
PARTS LIST PART
FILE NAME: RCO/VK 0002dwg
QUANTITY
MATERIAL
DRAWING No. 2017 - A - 007
1
VALVE ASSEMBLY
1
REF: DETAILED DRAWING
ALL DIMENSIONS ARE IN MILLIMETRES
APPROVED:
RIAAN
2017-01-21
2
SOCKET HEAD BOLT
3
TOOL STEEL
DRAWING PROGRAM: TURBOCAD 2017
CHECKED:
JOHAN
2017-01-17
3
SQUARE BOLT WITH PUNCH
1
TOOL STEEL
MATERIALS: STEEL, PEWTER AND RUBBER
DRAWN:
PIETER
2017-01-07
4
MAIN BASE
1
PEWTER
5
CAP
1
PEWTER
6
O-RING
1
RUBBER
7
O-SEAL
1
RUBBER
NAME: GRADE 12:
680 De Beer Street Wonderboom 0031 Gauteng TITLE
TAP VALVE TO BE USED FOR 134a, R11, R22 AND 501 REFRIGERANTS IN COPPER PIPE ONLY
ANSWER 20
SCALE 2 : 1
ENGINEERING GRAPHICS & DESIGN
ANALYTICAL (MECHANICAL) DATE:
SIMBOL COPYRIGHT © JP KOPIEREG © JP
2
14
VRAAG: ANALITIES (MEGANIES)
J
Gegee: Drie aansigte en twee gedetailleerde vergrotings van 'n aftapklep-samestelling, 'n titelblok en 'n tabel met vrae. Die tekening in nie volgens die aangetoonde skaal voorberei nie.
E
Instruksies: Voltooi die tabel hieronder deur die vrae, wat almal na die bygaande tekening en titelblok verwys, netjies te beantwoord.
10.5
3
F
C
1
Wat is die titel van die samestelling?
1
2
Op watter datum is die tekening geteken?
1
3
Wat is die tekeningnommer?
1
4
Watter skaal word vir die tekening aangetoon?
1
5
Watter tekenprogram is gebruik?
1
6
Wie het die tekening goedgekeur?
1
7
Watter materiaal is gebruik om die hoofbasis te vervaardig?
1
8
Wat sal AANSIG 2 genoem word?
1
9
Hoeveel sokkopboute is daar in die samestelling?
1
10
Gee die volledige afmetings by: A
11
Benoem die kenmerk by F.
1
12
Benoem die tipe snit by D.
1
13
Waarom is die komponent by E ten volle gevul?
1
14
Wat is die buite diameter van die as by J?
1
15
Wat is die doel van die twee gedetailleerde vergrotings?
2
16
Wat word deur die konvensie by G aangedui?
1
17
Met verwysing na die toleransie, bepaal die maksimum afmeting by H?
2
18
Met verwysing na die toleransie, bepaal die minimum afmeting by H?
2
5 26
19
Voeg die snyvlak op AANSIG 3 in en benoem dit A-A.
3
AANSIG 3
20
In die spasie voorsien hieronder, teken, in netjiese vryhand, die simbool vir die projeksiesisteem wat gebruik word.
4
TOTAAL
30
10.5
Ø5
DETAIL S Ø4
D
DETAIL T
AANSIG 1
A
B
M5 8
7
S
M4 SOKKOPBOUT 2
Ø4
T
8
0.5 3
22
2
ANTWOORDE
VRAE
7
[30]
3
C
G
Ø2
2 5
R7
+0.35
Ø6 -0.53
H
AANSIG 2
LYS VAN ONDERDELE ONDERDEEL
LÊERNAAM: RCO/VK 0002dwg
HOEVEELHEID
MATERIAAL
TEKENING Nr. 2017 - A - 007
1
KLEPSAMESTELLING
1
VERW: GEDETAILLEERDE TEKENING
ALLE AFMETINGS IS IN MILLIMETER
GOEDGEKEUR:
RIAAN
2017-01-21
2
SOKKOPBOUT
3
GEREEDSKAPSTAAL
TEKENPROGRAM: TURBOCAD 2017
NASIENER:
JOHAN
2017-01-17
3
VIERKANTIGE BOUT MET PONS
1
GEREEDSKAPSTAAL
MATERIALE: STAAL, PIOUTER EN RUBBER
GETEKEN:
PIETER
2017-01-07
4
HOOFBASIS
1
PIOUTER
5
DOP
1
PIOUTER
6
O-RING
1
RUBBER
7
O-SEËL
1
RUBBER
NAAM: GRAAD 12:
De Beerstraat 680 Wonderboom 0031 Gauteng TITEL
AFTAPKLEP VIR AFTAPPING VAN 134a, R11, R22 EN 501 VERKOELINGSMIDDEL SLEGS IN KOPERPYP SKAAL 2 : 1
INGENIEURSGRAFIKA & ONTWERP
ANALITIES (MEGANIES) DATUM:
ANTWOORD 20
SIMBOOL COPYRIGHT © JP KOPIEREG © JP
4
7
Ø3
B
58
R2,2
Ø25 Ø9
1
6
DIE
Ø9
QUESTIONS
R16
D
R9
R15
22 12
22 R1 2
M5 BOLT 3
7
SPRING
7
63
F
21
7 Ø4
36
ARM
H
PIN
Ø12
+0,25 Ø4 -0,20
M5
Ø25
21
BUSH
7
Ø14
6 76
CIRCLIP
BASE PLATE 16-01-2017
ANEMIE
INSERT CIRCLIP
3
14-01-2017
BIANCA
INSERT GRUB SCREW
2
12-01-2017
DALEEN
CHANGE BUSH
1
DATE
CHANGED BY
REVISION DESCRIPTION
No.
Piet Hugo Street Vryburg www.jpegd.co.za 018 987 7864
GRADE 12:
2
In which town is the engineering company situated?
1
3
In which SI unit are the dimensions presented?
1
4
What type of heat treatment is required?
1
5
What is the file name?
1
6
What material is used to manufacture the punch?
1
7
On what date was the last revision made?
1
8
How many surfaces require machining?
1
9
What type of section is shown on the base plate?
1
10
Determine the dimensions at: A:
11
What is part E called?
1
12
What type of section is shown at F on the arm?
1
13
How many M5 bolts will be used to attach the arm to the base plate?
1
14
What is the thickness of the feature at G?
1
15
What is the purpose of the circlip in the assembly?
2
16
With reference to the tolerance, determine the minimum size of the hole at H.
2
17
With reference to the tolerance, determine the maximum size of the hole at H.
2
18
In the box below (ANSWER 18), draw, in neat freehand, the symbol for the projection system used.
4
19
In the box below (ANSWER 19), draw, in neat freehand, the convention of a spring.
3
TOTAL
30
1
18
NAME:
1
12
9
3
Ø9
TITLE
On what date was the drawing checked?
Ø9
A R6 18
1
B:
C:
D:
4
C
28,5
36
21
7
Ø19
A
G
Ø19
ANSWERS
SECTION A-A UNLESS OTHERWISE SPECIFIED, ALL DIMENSIONS ARE IN MILLIMETERS WITH A TOLERANCE OF 0,25 FOR SURFACE FINISHES DRAWN: PIETER
DATE: 01-01-2017
CHECKED: JOHAN
DATE: 07-01-2017
APPROVED: FOURIE
DATE: 02-02-2017
MATERIAL: CAST IRON
DRAWING No. AEADHIDH-07
HEAT TREATMENT: TEMPER
FILE NAME: PAH07.dwg
SCALE: 2 : 1
QUANTITY: 273
ENGINEERING GRAPHICS & DESIGN
ANSWER 18
ANALYTICAL (MECHANICAL) DATE:
ANSWER 19
COPYRIGHT © JP KOPIEREG © JP
27
Instructions: Complete the table below by neatly answering the questions, which all refer to the accompanying detailed drawings and the title block. [30]
Ø9
24
9 R
42
Ø13
E
4
Ø12
Ø12
9
5
36
21
7
PUNCH
B
PART
Ø19
R3
Ø24
Given: Drawings of the parts of a punch, a sectional view of the punch assembly, a title block and a table of questions. The drawings have not been prepared according to the indicated scale.
M4
4
R
QUESTION: ANALYTICAL (MECHANICAL)
4
A
58
R2,2
Ø25 Ø9 M4
PONS Ø12
6
PASSTUK Ø9
VRAE
R16
D
R9
22
VEER
3
M5-BOUT
7
12
22 R1 2
7
63
F
7 Ø4
36
ARM
H
PEN
Ø12
+0,25
Ø4 -0,20 M5
Ø25
R6 21
BUS
7
Ø14
6 76
BORGRING
BASISPLAAT 16-01-2017
ANEMIE
VOEG BORGRING BY
3
14-01-2017
BIANCA
VOEG KLEMSKROEF BY
2
12-01-2017
DALEEN
VERANDER BUS
1
DATUM
HERSIEN DEUR
BESKRYWING VAN HERSIENING
Nr.
Piet Hugo Straat Vryburg www.jpegd.co.za 018 987 7864
GRAAD 12:
2
In watter dorp is die ingenieursfirma geleë?
1
3
In watter SI-eenheid word die afmetings voorgestel?
1
4
Watter tipe hittebehandeling word verlang?
1
5
Wat is die lêernaam?
1
6
Watter materiaal word gebruik om die pons te vervaardig?
1
7
Op watter datum is die laaste hersiening gemaak?
1
8
Hoeveel oppervlakke moet gemasjineer word?
1
9
Watter tipe snit word op die basisplaat getoon?
1
10
Bepaal die afmetings by:
11
Wat word onderdeel E genoem?
1
12
Watter tipe snit word by F op die arm getoon?
1
13
Hoeveel M5-boute word gebruik om die arm aan die basisplaat te heg?
1
14
Wat is die dikte van die kenmerk by G?
1
15
Wat is die doel van die borgring in die samestelling?
2
16
Met verwysing na die toleransie, bepaal die minimum grootte van die gat by H.
2
17
Met verwysing na die toleransie, bepaal die maksimum grootte van die gat by H.
2
18
In die blok hieronder (ANTWOORD 18), teken, in netjiese vryhand, die simbool vir die projeksiesisteem wat gebruik word.
4
19
In die blok hieronder (ANTWOORD 19), teken, in netjiese vryhand, die konvensie vir 'n veer.
3
1
18
NAAM:
1
12
9
3
Ø9
TITEL
Op watter datum is die tekening nagesien?
Ø9
A
18
1
A:
B:
C:
D:
4
C
28,5
36
21
7
Ø19
A
G
Ø19
ANTWOORDE
SNIT A-A
30
TOTAAL
TENSY ANDERS VERMELD, IS ALLE AFMETINGS IN MILLIMETER MET 'N TOLERANSIES VAN 0,25 VIR OPPERVLAKAFWERKING GETEKEN: PIETER
DATUM: 01-01-2017
NAGESIEN: JOHAN
DATUM: 07-01-2017
GOEDGEKEUR: FOURIE
DATUM: 02-02-2017
MATERIAAL: GIETYSTER
TEKENING Nr. AEADHIDH-07
HITTEBEHANDELING: TEMPERING
LÊERNAAM: PAH07.dwg
SKAAL: 2 : 1
HOEVEELHEID: 273
INGENIEURSGRAFIKA & ONTWERP
ANTWOORD 18
ANALITIES (MEGANIES) DATUM:
ANTWOORD 19
COPYRIGHT © JP KOPIEREG © JP
27
[30]
R15
21
Gegee: Tekeninge van die onderdele van 'n pons, 'n snitaansig van die ponssamestelling, 'n titelblok en 'n tabel met vrae. Die tekene is nie volgens die aangetoonde skaal voorberei nie. Instruksies: Voltooi die tabel hieronder deur die vrae, wat almal na die bygaande tekeninge en titelblok verwys, netjies te beantwoord.
Ø9
24
9 R
42
Ø13
E
4
B
Ø12
9
R3
Ø24
ONDERDEEL
Ø19
5
36
7
21
1
4
R
VRAAG: ANALITIES (MEGANIES)
4
A
12
QUESTION: ANALYTICAL (MECHANICAL)
40
4
25
Ø34
F
12
105
48 7
50
Ø30
M12 NUT
Ø30
60°
Ø16
PART G
Ø16
10°
130
44
Ø22
40 Ø5
R35
15
E
R17
12
M12
66
Ø32
D BRACKET
10
26
22
133
15
Ø16
4
50
12
H
Ø10 17
42
3
Instructions: Complete the table below by neatly answering the questions, which all refer to the accompanying drawing and title block. [30]
QUESTIONS R10
J
Given: A drawing showing orthographic views of the parts of a bearing bracket assembly, a title block and a table of questions. The drawings has not been prepared to the indicated scale.
Ø22
C
R17
M10
15
49
32
150
10
SHAFT
BEARING CAP 32
Ø46
B
T S Ø34
S
Ø10
A
Ø30
Ø100
Ø16
Ø88
ANSWER 9
Ø22
42
T
PULLEY
BEARING HALVES
1
On what date was the drawing drawn?
1
2
Who approved the drawing?
1
3
What is the drawing number?
1
4
Who was responsible for the revision?
1
5
If the drawing was drawn to scale 1 : 1, what would the dimensions at A read?
1
6
What heat treatment is required?
1
7
What type of machining is required?
1
8
What is the tolerance allowed on dimensions?
1
9
Complete, in neat freehand, the sectional top view of the BEARING HALVES on cutting plane S-S.
3
10
Name the encircled feature at B.
1
11
What type of section is shown on the PULLEY?
1
12
Determine the complete dimensions at: C
13
Determine the dimensions at F. Show ALL calculations.
2
14
Give the correct name of PART G.
1
15
What is indicated by the encircled convention at H?
1
16
What is indicated by the encircled convention at J?
1
17
How many surfaces on the BRACKET require machining?
1
18
What is the purpose of the two shoulders on the BEARING HALVES?
2
19
Name a part that can be added to the assembly to ensure that the momentum is effectively carried over from the PULLEY to the SHAFT?
2
20
In the space below, draw, in neat freehand, the symbol for the projection system used.
4
TOTAL
30
07/15
M. FOURIE
INSERT OIL HOLE
1
UNLESS OTHERWISE SPECIFIED, TOLERANCES ON DIMENSIONS ARE ± 0,3. ALL UNSPECIFIED RADII ARE 6mm.
DATE
REVISED BY
DESCRIPTION OF REVISION
No.
MATERIAL: CAST IRON
FILE NAME: TD-SA AXLE.dwg
HEAT TREATMENT: NORMALISE
DRAWING No: MVZYL 2103 X
APPROVED BY: HENDRIK
DATUM: 2015-10-04
CHECKED BY: ANDRIES
DATUM: 2015-09-15
DRAWN BY: PIETER
DATUM: 2015-09-04
SCALE 1 : 2
DRAWING PROGRAMME: TurboCAD
Struben Street Pretoria www.jpegd.co.za 012 987 6543 TITLE
NAME: GRADE 12:
0,05
ANSWERS
LAPPING
D
E
3
M
ANSWER 20
ENGINEERING GRAPHICS & DESIGN
SYMBOL
ANALYTICAL (MECHANICAL) DATE:
COPYRIGHT © JP KOPIEREG © JP
33
12
VRAAG: ANALITIES (MEGANIES)
40
4
25
Ø34
F
12
48 7
50
105
Ø30
M12-MOER
Ø30
60°
Ø16
Gegee: 'n Tekening wat die ortografiese aansigte van die onderdele van 'n laersteunstuk-samestelling toon,'n titelblok en 'n tabel met vrae. Die tekening is nie volgens die aangetoonde skaal voorberei nie.
Ø22
C
R17
M10
15
49
ONDERDEEL G
Ø16
Instruksies: Voltooi die tabel hieronder deur die vrae, wat almal na die bygaande tekening en titelblok verwys, netjies te beantwoord. [30]
10°
133
15
130
66
12
R17
40 Ø5
R35
15
E
10
12
M12
STEUNSTUK
Ø22
D Ø32
J
44
Ø16
4
50
22
R10
26
VRAE
H
Ø10 17
3
42
32
150
10
AS
LAERKAP 32
Ø46
B
T S Ø34
S
Ø10
A
Ø30
Ø100
Ø16
Ø88
ANTWOORD 9
Ø22
42
T
KATROL
LAERHELFTES
1
Op watter datum is die tekening geteken?
1
2
Wie het die tekening goedgekeur?
1
3
Wat is die tekeningnommer?
1
4
Wie was verantwoordelik vir die hersiening?
1
5
Indien die tekening volgens skaal 1 : 1 geteken was, wat sou die afmeting by A wees?
1
6
Watter hittebehandeling word verlang?
1
7
Watter tipe masjinering word verlang?
1
8
Wat is die toelaatbare toleransie op afmetings?
1
9
Voltooi, in netjiese vryhand, die deursnee-boaansig van die LAERHELFTES op snyvlak S-S.
3
10
Benoem die omkringde kenmerk by B.
1
11
Watter tipe snit word op die KATROL getoon?
1
12
Bepaal die volledige afmetings by: C
13
Bepaal die afmeting by F. Toon ALLE berekeninge.
2
14
Gee die korrekte naam vir onderdeel G.
1
15
Wat word deur die omkringde konvensie by H aangedui?
1
16
Wat word deur die omkringde konvensie by J aangedui?
1
17
Hoeveel oppervlakke op die STEUNSTUK vereis masjinering?
1
18
Wat is die doel van die twee skouers op die LAERHELFTES?
2
19
Watter onderdeel kan by die samestelling gevoeg word om te verseker dat die momentum effektief vanaf die KATROL na die AS oorgedra word?
2
20
In die spasie hieronder, teken, in netjiese vryhand, die simbool vir die projeksiesisteem wat gebruik word.
4
TOTAAL
30
07/15
M. FOURIE
VOEG OLIEGAT BY
1
TENSY ANDERS VERMELD, IS ALLE TOLERANSIES OP AFMETINGS ± 0,3. ALLE ONGESPESIFISEERDE RADIUSSE IS 6mm.
DATUM
HERSIEN DEUR
BESKRYWING VAN HERSIENING
Nr.
MATERIAAL: GIETYSTER
LÊERNAAM: TD-SA AXLE.dwg
HITTEBEHANDELING: NORMALISEER
TEKENING Nr: MVZYL 2103 X
GOEDGEKEUR DEUR: HENDRIK
DATUM: 2015-10-04
NAGESIEN DEUR: ANDRIES
DATUM: 2015-09-15
GETEKEN DEUR: PIETER
DATUM: 2015-09-04
SKAAL 1 : 2
TEKENPROGRAM: TurboCAD
Strubenstraat Pretoria www.jpegd.co.za 012 987 6543 TITEL
NAAM: GRAAD 12:
0,05
ANTWOORDE
FYNSLYP
D
E
3
M
ANTWOORD 20
INGENIEURSGRAFIKA & ONTWERP
SIMBOOL
ANALITIES (MEGANIES) DATUM:
COPYRIGHT © JP KOPIEREG © JP
33
10
LOCKNUT
18 10
Ø180
20
A
QUESTION: ANALYTICAL (MECHANICAL)
D
SECTION A-A
Given: The working drawing of a handwheel mechanism, a title block and a table of questions.
A
C
Instructions: Complete the table below by answering the questions, which all refer to the accompanying drawings and the title block.
Ø36
VIEW 1 Ø70 Ø48
Ø36
[30]
WELDING SYMBOL 1
QUESTIONS 2 4
Ø30
WELDING SYMBOL 2
1
40
14
M20
STANDARD NUT
28
12
19
10
3
8
3
Ø10
B
Ø55
Ø100
A
Ø70
Ø34
Ø80
F
6
Ø20
VIEW 2 Ø28
Ø20
E 15
21/12/12
ANDRE
DIAMETER OF INLET
A
DATE
CHANGED BY
DESCRIPTION OF REVISION
No:
(SA) (PTY) LTD
NAME: GRADE 12:
Schoeman Street PRETORIA 0001 www.egdengineering.co.za 012 555 2345
On what date was the revision completed?
1
2
Who checked the drawing?
1
3
What is the title of the drawing?
1
4
What scale is indicated for the drawing?
1
5
How many handwheel mechanisms must be manufactured?
1
6
Name feature A on view 2:
1
7
Name the type of section at B on view 2:
1
8
Name the type of section at C on view 1:
1
9
Name the type of section at D on view 1:
1
10
Name the convention which is shown at E on view 3:
1
11
What is feature F called on view 2?
1
12
What does the abbreviation PCD stand for?
1
13
What SI unit is the dimensions presented in?
1
14
What is the upper and lower dimensions according to the tolerance of the dimension at 4?
2
15
How many surfaces require machining?
1
16
What does the machining symbol
17
What type of weld is shown at welding symbol number 1?
1
18
What type of weld is shown at welding symbol number 2?
1
19
Determine the dimensions at: (1)
20
In the block below, draw, in neat freehand, the SANS 10111 convention for a bearing.
75 PCD
22
M16
1
VIEW 3
1
mean?
(2)
(3)
6 5
TOTAL DRAWING SYSTEM: TurboCAD Prof v17.2
DRAWN: PIETER
10/07/12
DRAWING No: LFN/304/2010
CHECKED: JOHAN
15/07/12
FILE NAME: D5Y2
APPROVED: SAREL
21/07/12
UNLESS OTHERWISE SPECIFIED ALL DIMENSIONS ARE IN MILLIMETRES WITH A TOLERANCE OF 0,25. UNLESS OTHERWISE SPECIFIED, ALL SURFACE TEXTURE FINISHES ARE
30
ANSWER 20:
MATERIAL: BRASS HEAT TREATMENT: NORMALISE SCALE: 1:2 QUANTITY: 28
ENGINEERING GRAPHICS & DESIGN
Convention for the bearing
ANALYTICAL (MECHANICAL) DATE:
COPYRIGHT © JP KOPIEREG © JP
+0,35
188 -0.42
ANSWERS
10
SLUITMOER
18 10
Ø180
20
A
VRAAG: ANALITIES (MEGANIES)
D
SNIT A-A
Gegee: Die werkstekening van 'n handwielmeganisme, 'n titelblok en 'n tabel met vrae. A
C
Instruksies: Voltooi die tabel hieronder deur die vrae, wat almal na die bygaande tekeninge en titelblok verwys, netjies te beantwoord.
Ø36
AANSIG 1 Ø70 Ø48
Ø36
[30]
SWEISSIMBOOL 1
VRAE 2 4
Ø30
SWEISSIMBOOL 2
1
40
14
M20
STANDAARDMOER
28
12
19
10
3
8
3
Ø10
B
AANSIG 2
Ø100
Ø55
A
Ø70
Ø34
Ø80
F
6
Ø20
Ø28
Ø20
E 15
21/12/12
ANDRE
DIAMETER VAN INVOERE
A
DATUM
VERANDER DEUR
BEKRYWING VAN HERSIENING
Nr:
(SA) (Edms.) Bpk.
NAAM: GRAAD 12:
1
2
Wie het die tekening nagesien?
1
3
Wat is die titel van die tekening?
1
4
Wat is die skaal wat vir die tekening aangetoon word?
1
5
Hoeveel handwielmeganismes moet vervaardig word?
1
6
Benoem kenmerk A op aansig 2:
1
7
Benoem die tipe snit by B op aansig 2:
1
8
Benoem die tipe snit by C op aansig 1:
1
9
Benoem die tipe snit by D op aansig 1:
1
10
Benoem die konvensie wat deur E op aansig 3 getoon word:
1
11
Benoem kenmerk F op aansig 2:
1
12
Waarvoor staan die afkorting SSD?
1
13
In watter SI-eenheid word die afmetings voorgestel?
1
14
Wat is die boonste- en onderste afmetings volgens die toleransie vir die afmeting by 4?
2
15
Hoeveel oppervlakke moet gemasjineer word?
1
16
Wat word met die masjineringsimbool
17
Watter tipe las word deur sweissimbool 1 voorgestel?
1
18
Watter tipe las word deur sweissimbool 2 voorgestel?
1
19
Bepaal die afmetings by: (1)
AANSIG 3
20
Teken, in netjiese vryhand, die SANS 10111- konvensie van 'n laer in die onderstaande blok.
bedoel?
(2)
1
(3)
6 5
TOTAAL TEKENPROGRAM: TurboCAD Prof v17.2
TEKENAAR: PIETER
10/07/12
TEKENING Nr: LFN/304/2010
NASIENER: JOHAN
15/07/12
GOEDGEKEUR: SAREL
21/07/12
LEÊRNAAM: D5Y2
Schoemanstraat PRETORIA 0001 www.igoingenieurs.co.za 012 555 2345
Op watter datum is die hersiening voltooi?
75 SSD
22
M16
1
TENSY ANDERS VERMELD, IS ALLE AFMETINGS IN MILLIMETER MET 'N TOLERANSIE VAN 0,25. TENSY ANDERS VERMELD, IS ALLE OPPERVLAKTEKSTUURAFWERING
30
ANTWOORD 20:
MATERIAAL: GEELKOPER HITTEBEHANDELING: NORMALISEER
SKAAL: 1:2 HOEVEELHEID: 28
INGENIEURSGRAFIKA & ONTWERP
Konvensies vir die laer
ANALITIES (MEGANIES) DATUM:
COPYRIGHT © JP KOPIEREG © JP
+0,35 188 -0.42
ANTWOORDE
5
4
3
2
QUESTION: ANALYTICAL (MECHANICAL)
1
37 1
Given: Five views and a detailed enlargement of a shifting spanner assembly, a welding symbol, a parts list, a title block and a table of questions. The drawings have not been prepared to a scale.
7
3
T
VIEW 5 6 5
QUESTIONS TAIL
10
40
W
1
0 20
G +0.15
4 -0.25
ANSWERS ARROW LINE
11
R16
11
8
WELDING SYMBOL
R16
S
7
Instructions: Complete the table below by neatly answering the questions which all refer to the accompanying drawing and the title block. [29]
With reference to the welding symbol, link the number on the drawing with the correct element in the column to the right of this question.
WELDING PROCESS
7
CONCAVE FINISH WELD ALL AROUND
B
R4
REFERENCE LINE
R24
SIZE OF WELD
C 2
What type of heat treatment is required for the jaws?
1
3
Which projection system has been used for the drawing?
1
4
What is the radius of the unspecified curves?
1
5
Determine the dimension at A.
1
6
Measure the angle at B.
1
7
What is the purpose of the measurements on the fixed jaw and handle at C?
2
8
Name the type of section at D.
1
Ø2.5
9
Name the type of section at E.
1
DETAIL W
10
What is the purpose of the grooves at F?
1
11
If view 2 is the front view, what would view 4 be called?
1
12
What is the purpose of the enlarged detailed view?
1
13
What type of section resulted from cutting plane S-S?
1
14
With reference to the tolerance, determine the minimum dimension at G.
2
15
How many surfaces of the fixed jaw and handle must be machined?
1
16
What direction of lay must be applied to the machined surfaces?
1
17
In the space below (ANSWER 17), draw, in neat freehand, the conventional representation of a bearing on a section of a shaft.
5
A
D
80
E
Ø7
2
R6 3
R8
S
VIEW 1
VIEW 2
QUANTITY
MATERIAL
1
FIXED JAW AND HANDLE
1
2
ADJUSTABLE JAW
1
TOOL STEEL
3
WORM SCREW
1
4
WORM SHAFT
1
CHROME VANADIUM CASTING DRAWING PROGRAM: TURBOCAD 2018
HEAT TREATMENT ON ALL JAWS
HARDENING
METHOD OF MACHINING
MILLING
NAME: GRADE 12:
VIEW 4
TITLE
PARTS LIST PART
VIEW 3
ALL UNSPECIFIED RADII ARE R2.
APPROVED: JOHAN
2018-12-21
EN 19
CHECKED: KEITH
2018-12-17
TOOL STEEL
DRAWN: PIETER
2018-12-07
TOTAL ANSWER 17: Conventional representation of a bearing on a section of a shaft.
930 15th Avenue Wonderboom South Pretoria 0084 www.jpegd.co.za
ENGINEERING GRAPHICS & DESIGN
ANALYTICAL (MECHANICAL) DATE:
COPYRIGHT © JP KOPIEREG © JP
F
29
5
4
3
2
VRAAG: ANALITIES (MEGANIES)
1
37 1
Gegee: Vyf aansigte en 'n gedetaileerde vergroting van 'n skroefsleutelsamestelling, 'n sweissimbool, 'n lys van onderdele, 'n titelblok en 'n tabel met vrae. Die tekeninge is nie volgens skaal voorberei nie.
7
3
T
AANSIG 5 6 5
VRAE
10
40
1
0 20
G +0.15
ANTWOORDE STERT
W
4 -0.25
[29]
PYLPUNTLYN
11
R16
11
8
SWEISSIMBOOL
R16
S
7
Instruksies: Voltooi die tabel hieronder deur die vrae, wat almal na die bygaande tekeninge en titelblok verwys, netjies te beantwoord.
Met verwysing na die sweissimbool, verbind die nommer op die tekening met die korrekte element in die kolom regs van hierdie vraag.
R24
7
KONKAWE AFWERKING GROOTTE VAN SWEISLAS
C
A
D
F
SWEISPROSES SWEIS RONDOM
B
R4
VERWYSINGSLYN
80
E
2
Watter tipe hitte hittebehandeling word vir die kake benodig?
1
3
Watter projeksiesisteem is vir die tekening gebruik?
1
4
Wat is die radius van die ongespesifiseerde boë?
1
5
Bepaal die afmeting by A.
1
6
Meet die hoek by B.
1
7
Wat is die doel van die afmetings op die vaste kaak en handvatsel by C?
2
8
Noem die tipe snit by D.
1
Ø2.5
9
Noem die tipe snit by E.
1
BESONDERHEDE W
10
Wat is die doel van die groewe by F?
1
11
As aansig 2 die vooraansig is, wat sal aansig 4 genoem word?
1
12
Wat is die doel van die vergrote gedetailleerde aansig?
1
13
Watter tipe snit het uit snyvlak S-S voortgespruit?
1
14
Met verwysing na die toleransie, bepaal die minimum afmeting by G.
2
15
Hoeveel oppervlakke van die vaste kaak en handvatsel moet gemasjineer word?
1
16
Watter bewerkingsrigting moet op die gemasjineerde oppervlakke toegepas word?
1
17
In die spasie hieronder (ANTWOORD 17), teken, in netjiese vryhand, die konvensionele voorstelling van 'n laer op 'n gedeelte van 'n as.
5
Ø7
2
R6
S
AANSIG 1
AANSIG 2
ONDERDEEL
HOEVEELHEID
MATERIAAL
1
VASTE KAAK EN HANDVATSEL
1
CHROOMVANADIUMGIETSTUK
2
VERSTELBARE KAAK
1
GEREEDSKAPSTAAL
3
WURMSKROEF
1
4
WURMSKAG
1
TEKENPROGRAM: TURBOCAD 2018
ALLE ONGESPESIFISEERDE RADIUSSE IS R2.
GOEDGEKEUR: JOHAN
2018-12-21
EN 19
NASIENER: KEITH
2018-12-17
GEREEDSKAPSTAAL
GETEKEN: PIETER
2018-12-07
HITTEBEHANDELING OP ALLE KAKE
VERHARDING
METODE VAN MASJIENERING
FREESWERK
GRAAD 12:
AANSIG 4
TITEL
LYS VAN ONDERDELE
NAAM:
AANSIG 3
TOTAAL ANTWOORD 17: Konvensionele voorstelling van 'n laer op 'n gedeelte van 'n as.
15de Laan 930 Wonderboom-Suid Pretoria 0084 www.jpegd.co.za
INGENIEURSGRAFIKA & ONTWERP
ANALITIES (MEGANIES) DATUM:
COPYRIGHT © JP KOPIEREG © JP
3
R8
29
A B C D E F G
D
C
SHAFT / AS KEY / SPY WASHER / WASTER NUT / MOER RIB / WEB KEYWAY / SPYGLEUF PIN / PEN
F B A
G
Components not hatched, when cut longitudinally: * Rib / Web * Gear teeth * Spokes
Komponente nie gearseer, wanneer hulle oorlangs gesny word nie: * Rib / Web * Rattande * Speke
A
SECTION VIEW SNITAANSIG
* Rivet * Key * Pin * Bearing
Components that are not cut: * Shaft * Nut * Bolt * Washer * Screw
* Klinknael * Spy * Pen * Laer
Komponente wat nie gesny word: * As * Moer * Bout * Waster * Skroef
A B
C D
F
E
AF (ACROSS FLATS) OK (OORKANTS)
D
1.5 x D
HEAD HEIGHT: 0,7 x D = BOLT 0,8 x D = NUT
BOLT / BOUT
WASHER / WASTER
NUT / MOER
THREAD LENGTH SKROEFDRAADLENGTE
(2 x D)
1.5 x D
(30˚)
(60˚)
(60˚)
*R1
SHOWS THREE FACES OF THE BOLT HEAD
*R1
*R2
0,7 x D
(60˚) 0,1 x D
(45˚)
0,2 x D
(30˚)
*R3 *R3
KOPHOOGTE: 0,7 x D = BOUT 0,8 x D = MOER
0,5 x D
SESKANTIGE MOER BEIDE KANTE AFGESKUINS
1.5 x D
(60˚)
SHOWS TWO FACES OF THE BOLT HEAD
(60˚) TOON TWEE VLAKKE VAN DIE BOUTKOP
ALTERNATIVE / ALTERNATIEF
* USE R1, R2 & R3 TO DRAW THE ARCS ON THE HEADS! * GEBRUIK R1, R2 & R3 OM DIE BOË OP DIE KOPPE TE TEKEN!
LOCKNUT / SLUITMOER
HEXAGONAL NUT CHAMFER BOTH SIDES
AF (ACROSS FLATS) OK (OORKANTS)
TOON DRIE VLAKKE VAN DIE BOUTKOP
2xD
0,8 x D
AF OK
ENGINEERING GRAPHICS & DESIGN / INGENIEURSGRAFIKA & ONTWERP HEXAGONAL BOLT, NUT, LOCKNUT & WASHER / SESKANTIGE BOUT, MOER, SLUITMOER & WASTER
COPYRIGHT © JP KOPIEREG © JP
BOLT LENGTH / BOUTLENGTE
M9
Ø24
Ø42
QUESTION: MECHANICAL ASSEMBLY
SLOT 2 x 2
24 15
Ø32
Given: * The exploded isometric drawing of the parts of a pulley assembly, showing the position of each part relative to all the others * Orthographic views of each of the parts of the pulley assembly
8 Ø158 13
GRUB SCREW (6) 33 37
Ø143
82 15
BUSH (4)
25
Instructions: * Answer this question on page 9 * Draw, to scale 1 : 1 and in third-angle orthographic projection, the following views of the assembled parts of the pulley assembly: A sectional front view on cutting plane A-A, as seen from the direction of the arrow shown on the exploded isometric drawing. The cutting plane, which passes through the vertical centre line of the assembly, is shown on the right view of the bracket (part 5). The right view * ALL drawings must comply with the quidelines contained in the SANS 10111.
M24
Ø32
Ø54
Ø32
Ø9
4
SHAFT (7)
72° Ø122
15
33
3
Ø44
6 M24
NOTE: * Show THREE faces of the M24 nut and ALL necessary construction. You may not use a stencil. * NO hidden detail is required.
5 SPOKES EQUI-SPACED
45
Ø24
PULLEY (3) M24 NUT (1)
7
WASHER (2)
Add the following features to the drawing: * The cutting plane A-A * Label the sectional view SECTION A-A.
19
6
A
16 8
M9 Ø42
4
R27
Ø24
5 3
PARTS LIST PART 1. M24 NUT 2. WASHER 3. PULLEY 4. BUSH 5. BRACKET 6. GRUB SCREW 7. SHAFT
113
12
2
10
60°
42
37
17
A
13 26
FR ON T
Ø10
Ø10
1
Ø10
13 56
PULLEY ASSEMBLY
108
VI EW
NAME: GRADE 12:
EXPLODED ISOMETRIC DRAWING
ALL DIMENSIONS ARE IN MILLIMETRES
BRACKET (5)
ENGINEERING GRAPHICS & DESIGN
QUANTITY MATERIAL MILD STEEL 1 MILD STEEL 1 1 CAST IRON 1 BRONZE CAST IRON 1 1 MILD STEEL MILD STEEL 1 8 ANDROMEDA STREET GEZINA DURBAN 0084 073 675 3111
MECHANICAL ASSEMBLY DATE:
ALL UNSPECIFIED RADII ARE R3 COPYRIGHT © JP KOPIEREG © JP
12
30°
M9
Ø24
Ø42
VRAAG: MEGANIESE SAMESTELLING
GLEUF 2 x 2 24 15
Ø32
Gegee: * Die uitskuif- isometriese tekening van die onderdele van 'n katrolsamestelling, wat die posisie van elke onderdeel relatief tot al die ander toon * Ortografiese aansigte van elke onderdeel van die katrolsamestelling
8 Ø158 13
SKROEFTAP (6) 33 37
Ø143
82 15
BUS (4)
25
Instruksies: * Beantwoord hierdie vraag op bladsy 9 * Teken, volgens skaal 1 : 1 en in derdehoekse ortografiese projeksie, die volgende aansigte van die saamgestelde onderdele van die katrolsamestelling: 'n Deursnee-vooraansig volgens snyvlak A-A, soos gesien vanuit die rigting van die pyl wat in die uitskuifisometriese tekening getoon word. Die snyvlak, wat deur die vertikale senterlyn van die samestelling gaan, word op die regteraansig van die steunstuk (onderdeel 5) getoon. Die regteraansig * ALLE tekene moet voldoen aan die riglyne vervat in die SANS 10111.
M24
Ø32
Ø54
Ø32
Ø9
4
AS (7)
72° Ø122
15
33
3
Ø44
6 M24
5 SPEKE EWEREDIG GESPASIEER
45
Ø24
KATROL (3) M24-MOER (1)
7
WASTER (2)
Voeg die volgende kenmerke by die tekening: * Die snyvlak A-A * Benoem die deursnee-aansig SNIT A-A.
19
6
A
16 8
M9 Ø42
R27
Ø24
5 4
3
LYS VAN ONDERDELE ONDERDEEL 1. M24-MOER 2. WASTER 3. KATROL 4. BUS 5. STEUNSTUK 6. SKROEFTAP 7. AS
113
12
2
10
60°
Ø10
Ø10
42
37
17
Ø10
1
A
13 26
VO OR AA NS IG
13 56
NAAM: GRAAD 12:
ALLE AFMETINGS IS IN MILLIMETER
STEUNSTUK (5)
INGENIEURSGRAFIKA & ONTWERP
HOEVEELHEID MATERIAAL SAGTE STAAL 1 SAGTE STAAL 1 1 GIETYSTER 1 BRONS GIETYSTER 1 1 SAGTE STAAL SAGTE STAAL 1 ANDROMEDASTRAAT 8 GEZINA DURBAN 0084 073 675 3111
KATROLSAMESTELLING
108
UITSKUIF-ISOMETRIESE TEKENING
LET WEL: * Toon DRIE vlakke van die M24-moer en ALLE nodige konstruksies. Jy mag nie 'n stensil gebruik nie. * Geen verborge besonderhede word verlang nie.
MEGANIESE SAMESTELLING DATUM:
ALLE ONGESPESIFISEERDE RADIUSSE IS R3. COPYRIGHT © JP KOPIEREG © JP
12
30°
NAME: GRADE 12:
ENGINEERING GRAPHICS & DESIGN
MECHANICAL ASSEMBLY DATE:
COPYRIGHT © JP KOPIEREG © JP
Use marking rubric p 47 of the CAPS for multi-view mechanical working drawings.