project for a TV stand and storage unit

1 A pupil’s project for a TV stand and storage unit is shown in the photo below. Softwood sides

Shelf

Handle Drawer (a) The base of the drawer was constructed from a manufactured board and the sides from softwood. (i) State the name of a suitable manufactured board for the base of the drawer. 1

(ii) Describe three benefits of using a manufactured board for the base of the drawer.

(iii) Describe two sustainability issues that may have made softwood the preferred material for the sides of the TV stand. 2

(b) The photo below shows the joint in the side of the TV stand used to hold the shelf.

Joint (i) Give a reason why the joint shown above is suitable. 1

(ii) Describe three stages required to manufacture this type of joint using hand tools in a school workshop.

(c) Clear varnish was used as a surface finish for the softwood. (i) Describe two benefits of using clear varnish as a surface finish for the softwood. 2

(ii) Describe two stages in the preparation of the softwood before applying the varnish. 2

(d) The handle was made from a blank using a centre lathe similar to the one shown in the photo below.

3 Jaw Chuck

Compound Slide Tailstock

Carriage

Cross slide

The handle consists of two parts as shown in the diagram below: Part A Hole Part B

Part B has been knurled. (i) Describe the process of knurling on a centre lathe. 3

(ii) State the functional reason for knurling Part B.

Part A was created from a blank roughly sawn from a piece of aluminium bar as shown in the diagram below. Original blank Overall form of Part A

Rough surface (iii) State two processes that would be carried out on a centre lathe to manufacture the overall form of Part A from a blank. 2

The drawer of the TV stand contains a thermoplastic facing. The photos below show the piece of plastic cut to size and the rough edge of the plastic after sawing

(e) Describe four stages required to create a smooth surface finish on the sawn edges of the piece of plastic.

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