Engineering Graphics and Design Grade 12 P2 NSC June 2014 QP

Downloaded from hlayiso.com basic education Department: Basic Education REPUBLIC OF SOUTH AFRICA SENIOR CERTIFICATE EXAMINATION TECHNICAL DRAWING P2 HIGHER GRADE 2014 MARKS: 200 TIME: 3 hours SIEN KEERSY VIR AFRIKAANS This question paper consists of 4 pages and a 6-page diagram sheet. TECH DRAW/TEG TEK HGP2/V2 7111 2 7111 X@5 III Copyright reserved GAUTENG Please turn over

Downloaded from hlayiso.com Technical Drawing/HG/P2 2 DBE/2014 SCE INSTRUCTIONS AND INFORMATION 1. Answer ALL the questions. 2. Questions are in first-angle orthographic projection, unless stated otherwise. 3. Draw ALL answers in first-angle orthographic projection and to scale 1: 1, unless stated otherwise. 4. Show ALL necessary construction lines and projection lines. 5. An approved calculator may be used, but ALL calculations must be shown. 6. Answer the questions on the DIAGRAM SHEETS. 7. STAPLE the DIAGRAM SHEETS at the top left in question number sequence. ENCLOSED: Folder with FIVE diagram sheets. Congreso NAN Pease um oer

Downloaded from hlayiso.com Technical Drawing/HG/P2 DBE/2014 3 SCE QUESTION 1 DIAGRAM SHEET 1A shows the parts of a ROD AND CONNECTOR in first-angle orthographic projection. Draw, on DIAGRAM SHEET 1B, the assembled views of the ROD AND CONNECTOR according to scale 1 : 1. Only the M8 bolts and nuts and the M15 nut are NOT shown on DIAGRAM SHEET 1A. The parts are as follows: A _| FRAME x1 FRONT VIEW AND TOP VIEW B | LEFT BEARING HALF x1 FRONT VIEW AND TOP VIEW C_| RIGHT BEARING HALF x1 FRONT VIEW AND TOP VIEW D_| WEDGE BLOCK x1 FRONT VIEW AND TOP VIEW E | ROD END x1 FRONT VIEW AND TOP VIEW F | WEDGE x1 FRONT VIEW AND TOP VIEW G_| SPACER x1 FRONT VIEW AND LEFT VIEW H_| WASHER x1 FRONT VIEW AND LEFT VIEW |_| M8 HEXAGONAL BOLT AND NUT_| x2 NOT SHOWN J_| M15 HEXAGONAL NUT x1 NOT SHOWN Assemble the parts of the rod and connector as follows on DIAGRAM SHEET 1B: The left bearing half (B) slides into the frame (A) from the right-hand side. The right bearing half (C) slides into the frame (A) from the right-hand side so that it is against the left bearing half (B). The wedge block (D) and rod end (E) slides into the frame (A) to keep the bearing halves in position, by means of a wedge inserted from the top. The rod end (E) slides into the frame (A) so that it is against the wedge block (D) that has been fastened with two M8 bolts (I) that fits accurately from the top and are fastened with M8 nuts (I). The spacer (G) slides over the rod up against the collar and is fastened with the washer (H) and M15 nut (J). 11 Draw, in first-angle orthographic projection and according to scale 1: 1, the following views of the complete assembly on DIAGRAM SHEET 1B on the given centre lines: dec A front view with hidden details 1.1.2 A sectional top view on section line A-A through the centre line of the rod and connector, as shown on DIAGRAM SHEET 1B. 1.2 Show the following in the prepared spaces: _@ | Title and scale 1.2.2 TEN important dimensions and the projection symbol NOTE: Attention must be given to line work, neatness and technical presentation. [105] Copyright reserved FID UDALL Pease turn over GAUTENG

Downloaded from hlayiso.com Technical Drawing/HG/P2 4 DBE/2014 SCE QUESTION 2 Draw on DIAGRAM SHEET 2 a two-point perspective drawing of the given MODEL. Draw and label the vanishing points. Show ALL necessary construction lines. NOTE: Do NOT show any hidden details. [35] QUESTION 3 DIAGRAM SHEET 3 shows the front view, top view and left view of a shaped block in first-angle orthographic projection. Draw on DIAGRAM SHEET 2, to scale 1 : 1, an isometric drawing of the SHAPED BLOCK with the front view and right view visible. NOTE: Do NOT show any hidden details. Use point A as the starting point. Show ALL necessary constructions. [30] QUESTION 4 The figure on DIAGRAM SHEET 4 shows the front view and top view of a CASTING in third-angle orthographic projection. Draw on DIAGRAM SHEET 4, in third-angle orthographic projection, the following views of the CASTING: 4.1 A left view. Do NOT show any hidden details. 4.2 An sectional right view as seen in the direction of arrow A-A 4.3 Indicate the projection symbol of third-angle orthographic projection in the space provided. NOTE: NO dimensions are required. [30] TOTAL: 200 Comyn sered IAN HH

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