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close this bookChiping - Course: Technique for Manual Working of Materials. Instruction Examples for Practical Vocational Training
View the document(introduction...)
View the documentIntroduction
View the documentInstruction example 10.1. Training workpieces for cutting-off chiselling
View the documentInstruction example 10.2. Case for safety goggles
View the documentInstruction example 10.3. Dog vice for sheet metal
View the documentInstruction example 10.4. Drilling support
View the documentInstruction example 10.5. Marking gauge

Instruction example 10.1. Training workpieces for cutting-off chiselling

To practise cutting-off chiselling on different cross-sections without measures given.

Material

- Round steel (380 MPa)

Diameter:

6 to 10 mm

- Square steel (380 MPa)

Thickness:

6 to 10 mm

- Flat steel (380 MPa)

Thickness:

4 mm

Width:

20 to 35 mm


Figure

Hand tools

Flat chisel, engineers' hammer

Measuring and testing tools

Eye

Accessories

Steel plate or anvil with spacers (sheet plates), protective wall or protective grating

Required previous knowledge

none

Sequence of operations

Comments



1. Arrange workplace, prepare working material

- Check for completeness



2. Cutting-off the round steel - chiselling in a single pass

- Part (1)
Protect the workpiece against rolling away!



3. Cutting-off the square steel - notching at all sides with the flat chisel, then beating through or breaking

- Part (2)



4. Cutting-off the flat steel - beating through from one side with overlapping chisel neck

- Part (3)
- on a support not hardened (spacer)



5. Final check

- Visual check of the cut face


Training workpieces for cutting off