User manual

- 14 -
Foreword
Dear Customer,
With the PROXXON PD 400 lathe, you own a carefully con-
structed machine made by specialists for whom precision has
become a tradition. This machine is highly versatile in its
applications. In addition, please see the well-designed
accessories programme.
To use the machine correctly, it is essential that you carefully
read and observe these instructions. This applies not only to
beginners, but also to professionals. Please also carefully read
the chapter on maintenance. If used carefully and maintained
properly (including regular oiling), the machine will deliver pre-
cise results over a long service life.
We hope that you enjoy reading the instructions and your first
turning attempts with the PD 400.
We reserve the right to make modifications in the interest of
technical progress.
Contents
Page
Safety regulations (see enclosed booklet)
Key 14
Description of the machine and scope of delivery 15
Technical data 15
Installation and setting up 15
Operation 15
1. Switching on the machine 16
2. Quick adjustment of the support 16
3. Switching on the automatic feed 16
4. Moving the turning tool (longitudinal
and lateral turning) 16
5. Determining the correct spindle speed 17
6. Setting the spindle speeds 17
7. Selecting the turning tool 17
8. Inserting the turning tool in the tool holder 17
9. Clamping in the chuck 17
10. Example of longitudinal turning 18
11. Taper turning 18
12. Grooving and parting off a workpiece 18
13. Machining longer work pieces with
tailstock and centre 18
14. Changing the feed 19
15. Fitting change gears for thread cutting 19
16. Thread cutting with the turning tool 19
17. Cutting left-hand threads 19
Maintenance
18. General 20
19. Setting the guide play 20
20. Main spindle 20
21. Predetermined breaking point of the leadscrew 20
22. Disposal 20
Accessories for Lathe PD 400 20
21. Centre turning attachment 20
22. 4-jaw chuck with individually adjustable jaws 21
23. 4-jaw chuck (concentrically clamping) 21
24. Collet chuck unit and collet chucks 21
25. Fixed steady rest 21
26. Travelling steady rest 21
27. Faceplate with clamps 21
Spare parts list 86
Key (Fig. 1):
1. Main spindle
2. Lathe chuck
3. Multiple tool holder with tool holder element
4. Rotating centre
5. Flange surface for milling unit PF 400 (optional)
6. Sleeve
7. Clamp screw for sleeve
8. Tailstock
9. Sleeve adjusting handwheel
10. Handwheel for leadscrew
11. Clamp screw for tailstock
12. Holes for tabletop mounting
13. Leadscrew
14. Adjusting handwheel for top slide
15. Top slide
16. Support
17. Cross-slide
18. Adjusting handwheel for cross-slide
19. Lock box
20. Engaging lever for leadscrew nut
21. Handwheel for quick adjustment
22. Leadscrew switch
23. Gearbox
24. Direction switch for anti-clockwise rotation - stop - clock-
wise rotation
25. Main switch
26. Function display
27. Stepper switch for speed adjustment
28. Allen key
29. Open-ended spanner
30. Lathe chuck spanner
31. Toothed chuck
32. Change gear set
33. Tool holder element
GB