14
The descriptions and uses of the parts marked with nos. in Fig.6 are as
following:
Fig.6 Operating Parts Fig.
1. Electric switch button, to control the forward/reverse revolution or stop of spindles;
2. Handle, to control shifting yoke to change the position of slip gear so that the feed
can be changed;
3. The cover of change gear box;
4. Knob, to lock or open the cover of change gear box;
5. Handle, to lock or loosen drill-mill head stock;
6. Gear shaft, matched with elevator handle to tension the driving belt suitably.
7. Handle, to lock or loosen motor back plane;
8. Pulley shell upper cover;
9. Handle, same as Handle 5;
10. Cap nut, to fix the pulley shell;
11. Taper gear shaft, matched with elevator handle to make drill-mill head stock move
vertically;
12. Cap nut, same as Cap nut 10;
13. Button, to control positive /negative revolution or stop of drill-mill spindle;
14. Handle, to feed drill-mill spindle;
15. Cone knob, to make change between the micro-feed and rapid manual feed of
drill-mill spindle;
16. Knob, to micro-feed drill-mill spindle;
17. Handle, to lock drill-mill spindle quill;
18. Hand wheel, to feed carriage longitudinally by hand;
19. Handle, to lock or loosen the tool post;
20. Hand wheel, to feed table transversely by hand;
21. Handle, to lock or loosen the carriage;
