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Summary of Contents for Bison 6620
- Page 1 INSTRUCTION MANUAL No 1201-01 PRECISION MACHINE VISES TYPE 6620, 6621, 6622, 6623, 6624 Read your instructions ! „BISON” S.A. POLAND www.bison-chuck.com...
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Page 2: Table Of Contents
TABLE OF CONTEST: 1. SCOPE OF MANUAL ................... 3 2. PRECISION MACHINE VISES APPLICATIONS ..........3 3. CONSTRUCTION OF PRECISION MACHINE VISES .......... 3 4. BASIC SPECIFICATIONS OF PRECISION MACHINE VISES ......5 5. OPERATION ......................9 5.1. PREPARATION THE VISE TO OPERATION ..........9 5.2. -
Page 3: Scope Of Manual
3. CONSTRUCTION OF PRECISION MACHINE VISES Construction of precision machine vises of 6620 is shown at Fig. 1 and 2. Fig. 1. Construction of precision machine vises of 6620. - Page 4 The cross-section of precision machine vise of 6620 type is shown at Fig. 2. Fig. 2. Cross-section of precision machine vise of 6620 type Base Fixed jaw Movable jaw Clamping insert Thrust plate Sleeve Holder Lead screw 10. Screw 11. Guide plate 12.
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Page 5: Basic Specifications Of Precision Machine Vises
4. BASIC SPECIFICATIONS OF PRECISION MACHINE VISES Basic specifications of precision machine vises - type 6620 and 6621 are shown at Fig. 3 and Table 1. Fig. 3. Basic dimensions of precision machine vises- type 6620 and 6621. - Page 6 6620-150-425/210 31,95 6620-150-475/260 87,29 30,2 4100 35,18 6620-150-520/305 36,96 6620-200-535/260 58,95 6620-200-585/310 109,43 47,07 4500 61,66 6620-200-635/360 64,36 NOTE ! Dimension h in 6620 type vises is different then that in vises of 6566; 6567; 6568; 6569-M; 6571 and 6577...
- Page 7 Basic specifications of precision machine vises - type 6622 and 6623 are shown at Fig. 4 and Table 2. Fig. 4. Basic dimensions of precision machine vises - type 6622 and 6623. Table 2. Basic specifications of precision machine vises - type 6622 i 6623. Max.clamping Type force...
- Page 8 Basic specifications of precision machine vises - type 6624 are shown at Fig. 5 and Table 3. Fig. 5. Basic dimensions of precision machine vises- type 6624. Table 3. Basic specifications of precision machine vises - type 6624. Max. Type clamp Weight ±0,04...
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Page 9: Operation
The transverse fastening with clamping lugs, delivered with vises, is able on tables with dimensions as shown in Fig.7 and Table 4. Location of clamping lugs is shown in Fig. 6. Fig. 6. The way of fastening machine vises of 6620 type on machine-tool table. - Page 10 Fig. 7 shows correct location of the vise on machine-tool table. Only unloaded part of the vise base may project outside the table (the one beyond the holder). Cases shown in Fig. 8 are forbidden. Fig. 7. Correct location of vise on machine-tool table Table 4.
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Page 11: Changing The Opening Range
Fig. 8. Forbidden location of vise on machine-tool table. 5.4. Changing the opening range Before changing the opening range clean vise base (1), lead screw (9) and holder (9). To change the opening range just tilt the holder (8) forward and move it to engage the proper recess in the base (Fig. -
Page 12: Clamping The Workpieces
5.5. Clamping the workpieces Clamping inserts are seated in vise jaws with play ensuring correct clamping the workpieces. The value of play should be L = 0.2 mm with accuracy of positioning 0.01 mm. The difference between “L” dimensions in movable and fixed jaw should not exceed 0.01 mm. - Page 13 Each time after end of machining: ➢ clean thoroughly the base guides, clamping inserts, jaws and lead screw, ➢ pay special attention to clean the gap between clamping inserts and jaws (L dimension on Fig. 10). If during the clamping, inserts do not seat on jaw guides: ➢...
- Page 14 The ways of clamping the workpieces of irregular shapes are shown at Fig. 12, 13 and 14. Fig.12. The way of clamping the workpiece of irregular shape. The right effectiveness of clamping is achieved when S >1/2 S. Fig. 13. The way of clamping the workpiece of irregular shape. The clamping the workpiece with taper lower then 1:100 may be effective only when it is clamped at entire length of jaws.
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Page 15: Using The Sets Of Vises
Precision machine vises may be assembled in machining sets. It enables machining large workpieces or multi-machining. Examples of clamping positions with the use of vises of 6620; 6621; 6622; 6623; 6624; 6568; 6569M; 6571; 6577 type are shown in Fig. 17. -
Page 16: Accessories
Fig. 17. Examples of clamping positions. 6. ACCESSORIES 6.1. Standard accessories Standard accessories for the precision vises include: Item Type 6620 6621 6622 6623 6624 – – – Wrench Clamping lug – Self-aligning guide plate – – – Wrench type 6596... -
Page 17: Optional Accessories
6.2. Optional accessories The optional accessories of precision vises include: ➢ Lead screw block - it may be replaced with hydraulic spindle block or may be a spare part Fig. 18. Lead screw block. ➢ Hydraulic spindle block - it may be replaced with lead screw block or may be a spare part Fig. - Page 18 ➢ grooved jaw insert Fig. 21. Grooved jaw insert. ➢ stepped jaw insert Fig. 22. Stepped jaw insert. ➢ prismatic jaw insert with step Fig. 23. Prismatic jaw insert with step.
- Page 19 ➢ side stop of 6597 type - when fastened to the side of fixed jaw enables positioning of workpieces parallel to inserts surfaces Fig. 24. Side stop of 6597 type. ➢ swivel base of 6586 type - enables rotating the vise around vertical axis at a required angle.
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Page 20: Maintenance
➢ Failing to do this will void any manufacturer warranties and liability. Manufacturer reserves the right to make the construction changes without notice General Terms and Conditions of a Guarantee and Complaint of the “BISON” S.A. Company Ltd. Products – are given in the www.store.bison-chuck.com...
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