CN216859956U

CN216859956U - Slitting cutter holder

Info

Publication number: CN216859956U
Application number: CN202220590146.6U
Authority: CN
Inventors: 周君; 郭柏志
Original assignee: Shenzhen Well Trend Equipment Technology Co ltd
Current assignee: Shenzhen Well Trend Equipment Technology Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-07-01
Anticipated expiration: 2032-03-17

Abstract

The utility model relates to a slitting knife holder, it includes the base, one side of base is provided with at least one backup pad, the backup pad is close to one side fixed mounting of base has first slider and pincers system ware, the equal fixed mounting in top side and the bottom side of first slider has the second slider, one side fixed mounting that the base is close to the backup pad has first slide rail, the spout that supplies the second slider to slide is all seted up to the top side and the bottom side of first slide rail, first slider supports pastes the one side of keeping away from the base in first slide rail, one side fixed mounting that the base is close to the backup pad has the second slide rail that supplies the system ware centre gripping, first slide rail is parallel to each other with the second slide rail, the one side fixed mounting that the base was kept away from to the backup pad has pneumatic circular knife. This application has the effect that the condition that reduces pneumatic circular knife skew appears.

Description

Slitting cutter holder

Technical Field

The application relates to the field of slitting equipment, especially, relate to a slitting knife holder.

Background

The slitting knife seat is generally arranged on the slitting machine, and the knife is arranged on the slitting machine through the slitting knife seat.

At present, the prior art discloses a slitting cutter seat, including the base, one side of base is provided with at least one backup pad, and the one side fixed mounting that the base was kept away from to the backup pad has pneumatic circular knife. One side of the supporting plate close to the base is fixedly provided with a clamp, and one side of the base close to the supporting plate is fixedly provided with a slide rail for clamping the clamp. The clamp is clamped on the slide rail, so that the pneumatic circular knife is fixedly arranged on the slide rail for cutting. When the position of the pneumatic circular knife needs to be adjusted, the clamp releases the slide rail, the pneumatic circular knife is pushed to slide to a corresponding position along the slide rail, and then the slide rail is clamped again through the clamp.

In view of the above-mentioned related technologies, the inventor believes that the pneumatic circular knife may vibrate during cutting, and the clamp may slide to a side away from the base under the influence of the vibration of the pneumatic circular knife and gravity, so as to shift the position of the pneumatic circular knife.

SUMMERY OF THE UTILITY MODEL

In order to reduce the condition appearance of pneumatic circular knife skew, this application provides a branch cutter seat.

The application provides a divide cutter holder adopts following technical scheme:

the utility model provides a slitting knife holder, includes the base, one side of base is provided with at least one backup pad, the one side fixed mounting that the backup pad is close to the base has first slider and clamping device, the equal fixed mounting in top side and the bottom side of first slider has the second slider, one side fixed mounting that the base is close to the backup pad has first slide rail, the spout that supplies the second slider to slide is all seted up to the top side and the bottom side of first slide rail, first slider supports pastes in the one side that the base was kept away from to first slide rail, one side fixed mounting that the base is close to the backup pad has the second slide rail that supplies the clamping device centre gripping, first slide rail is parallel to each other with the second slide rail, the one side fixed mounting that the base was kept away from to the backup pad has pneumatic circular knife.

Through adopting above-mentioned technical scheme, behind the pneumatic circular knife fixed mounting backup pad, the backup pad passes through the clamp and presss from both sides tightly on the second slide rail, simultaneously through second slider and spout joint to the condition that the reduction clamp vibrations back slided to the one side of keeping away from the base appears, and then the condition that reduces the skew of pneumatic circular knife appears. Meanwhile, the weight of the pneumatic circular knife is applied to the second sliding rail through the clamp device and applied to the first sliding rail through the first sliding block and the second sliding block. The first sliding rail and the second sliding rail support the pneumatic circular knife together, so that the situation that the first sliding rail and the second sliding rail are affected by the weight of the pneumatic circular knife and are bent and damaged is reduced

Optionally, the two ends of the base are fixedly provided with mounting blocks, one side, away from the base, of each mounting block is provided with a first connecting plate, the bottom side of each first connecting plate is fixedly provided with a second connecting plate, each second connecting plate abuts against the bottom side of the corresponding mounting block, a third connecting plate is fixedly mounted between each first connecting plate and the corresponding second connecting plate, each mounting block is provided with a first screw hole, each first screw hole is provided with a first bolt in a matched mode, and each third connecting plate is provided with a first through hole for the first bolt to penetrate through.

Through adopting above-mentioned technical scheme, when will divide the cutter seat to install at the cutting machine, fix first connecting plate on the cutting machine, let the second connecting block keep at same height, later place the installation piece at the both ends of base in the second connecting plate and paste in the third connecting plate. Through looking over whether first through-hole and first screw align to whether the base horizontal installation is conveniently known. After the first through hole is aligned with the first screw hole, the bolt is used for screwing, so that the slitting knife seat is installed on the slitting machine. The second connecting plate supports the mounting block, thereby reducing the occurrence of a situation in which the mounting block is deflected downward by the influence of the weight of the base.

Optionally, a plurality of first support blocks are arranged on the bottom side of the first slide rail, the first support blocks are arranged at intervals along the length direction of the first slide rail, the first support blocks are inserted into one side of the base close to the first slide rail in an interference manner, and the first support blocks abut against the bottom side of the first slide rail.

Through adopting above-mentioned technical scheme, first slide rail is supported to first supporting block to when the weight that reduces pneumatic circular knife was applyed at first slide rail through first slider and second slider, the condition that first slide rail was bent by pneumatic circular knife appears.

Optionally, a plurality of second supporting blocks are arranged at the bottom side of the second slide rail, the second supporting blocks are arranged at intervals along the length direction of the second slide rail, the second supporting blocks are inserted into one side of the base close to the second slide rail in an interference manner, and the second supporting blocks abut against the bottom side of the second slide rail.

Through adopting above-mentioned technical scheme, the second slide rail is supported to the second supporting shoe to when reducing the weight of pneumatic circular knife and applying at the second slide rail through the clamp, the condition that the second slide rail is bent by pneumatic circular knife appears.

Optionally, the two ends of the first slide rail and the second slide rail are provided with limiting blocks, second through holes are formed in the limiting blocks, second bolts penetrate through the second through holes, and second screw holes for the second bolts to be screwed in are formed in the base.

By adopting the technical scheme, when the pneumatic circular knife is adjusted at the positions of the first slide rail and the second slide rail, the limiting blocks block the two ends of the first slide rail and the second slide rail, so that the condition that the pneumatic circular knife falls off from the two ends of the first slide rail and the second slide rail is reduced. The second bolt is screwed out, so that the limiting block can be detached from the base, and when the number of the pneumatic circular knives on the slitting knife seat needs to be reduced, the pneumatic circular knives are pushed to slide out of the end parts of the first sliding rail and the second sliding rail. When the number of the pneumatic circular knives on the slitting knife seat needs to be increased, the pneumatic circular knives slide in from the end parts of the first sliding rail and the second sliding rail, so that the number of the pneumatic circular knives on the slitting knife seat can be conveniently adjusted.

Optionally, one side of the supporting plate close to the base is fixedly provided with a pushing block, and the base is provided with a sliding opening for sliding the pushing block.

Through adopting above-mentioned technical scheme, after the second slide rail is loosened to the clamp, promote the ejector pad and drive the backup pad and remove to drive pneumatic circular knife removes. The pneumatic circular knife is conveniently pushed to slide on the cutting knife seat through the push block.

Optionally, one side that the backup pad was kept away from to the base is provided with the telescopic link, telescopic link slidable mounting has two spacing pieces, the first recess that supplies spacing piece to place is all seted up towards the both sides of installation piece to the ejector pad, one side fixed mounting that the installation piece is close to the base has the piece of placing, place one side that the piece kept away from the installation piece and set up the second recess that supplies spacing piece to place.

Through adopting above-mentioned technical scheme, when the position of pneumatic circular knife on the adjustment divides the cutter seat, the length of adjustment telescopic link lets the distance between two spacing pieces reach the length that needs. And the second sliding rail is loosened by the clamp, and then the telescopic rod is placed between the placing block and the pushing block or between the two pushing blocks. The pushing block is pushed to drive the pneumatic circular knife to slide, and when the two limiting pieces abut against the groove bottom of the first groove or the groove bottom of the second groove, the position of the pneumatic circular knife is adjusted. The pushing block is pushed, and when the two limiting pieces are tightly abutted to the groove bottom of the first groove or the groove bottom of the second groove, the clamping device is enabled to clamp the second sliding rail again, so that the pneumatic circular knife is fixed on the slitting knife seat. The two limiting pieces are tightly abutted against the groove bottom of the first groove or the groove bottom of the second groove, so that the sliding condition of the clamp when clamping the second slide rail is reduced.

Optionally, the telescopic link includes screw rod and sleeve, the screw rod has two, the sleeve is worn to locate by the equal screw thread of screw rod, the screw rod is located to spacing piece thread bush, the first standing groove that supplies the screw rod to place is seted up to the ejector pad top side, is located same two first recesses of ejector pad communicate through first standing groove, the second standing groove has been seted up to the top side of placing the piece, second standing groove and second recess communicate.

Through adopting above-mentioned technical scheme, rotate spacing piece to make the screw rod follow the spacing piece and keep away from telescopic one side and wear out the part. Let afterwards follow spacing piece keep away from the screw rod that telescopic one side was worn out and get into first standing groove or second standing groove, later after the position of the pneumatic circular knife of adjustment, upwards the pulling takes out the telescopic link to need take out after shortening the length of telescopic link earlier, and then make things convenient for the telescopic link to adjust a length back reuse.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the pneumatic circular knife cuts and shakes, the second sliding block is clamped with the sliding groove, so that the situation that the clamp slips to one side far away from the base after shaking is reduced, and the situation that the pneumatic circular knife deviates is further reduced;

2. the two ends of the first sliding rail and the second sliding rail are blocked by the limiting blocks, so that the situation that the pneumatic circular knives slide off from the first sliding rail and the second sliding rail when the position of the pneumatic circular knives is adjusted is reduced, when the number of the pneumatic circular knives on the slitting knife seat needs to be increased or decreased, the second bolt is screwed out, so that the limiting blocks are taken down from the base, and then the pneumatic circular knives can slide in or slide out from the end parts of the first sliding rail and the second sliding rail, so that the number of the pneumatic circular knives on the slitting knife seat can be conveniently adjusted;

3. when the position of the pneumatic circular knife needs to be adjusted, the clamp releases the second slide rail, the length of the telescopic rod is adjusted to enable the distance between the two limiting pieces to be in accordance with the required length, the telescopic rod is placed between the two push blocks or between the push block and the placing block, then the push block is pushed to slide in the sliding port to drive the pneumatic circular knife to slide, after the limiting pieces abut against the groove bottom of the first groove or the groove bottom of the second groove, the push blocks are continuously pushed to keep the limiting pieces to abut against the groove bottom of the first groove or the groove bottom of the second groove, then the clamp re-clamps the second slide rail, the telescopic rod is taken out, the situation that the pneumatic circular knife automatically slides when the clamp clamps tightly the second slide rail is reduced, the position of the pneumatic circular knife possibly needs to be adjusted on the parting knife seat, the telescopic rod can be directly taken out upwards, and the telescopic rod can be conveniently reused, the condition that the length of the telescopic rod needs to be adjusted when each pneumatic circular knife is adjusted is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present application;

FIG. 2 is a partial schematic structural diagram of embodiment 1 of the present application, which mainly embodies the structures of a first slider and a second slider;

fig. 3 is an exploded view of embodiment 1 of the present application, which mainly shows the structure of a first screw hole and a second screw hole;

fig. 4 is an overall structural diagram of a first viewing angle in embodiment 2 of the present application;

fig. 5 is a schematic overall structure diagram of a second viewing angle in embodiment 2 of the present application.

Description of reference numerals: 1. a base; 2. a support plate; 3. a first slider; 4. a second slider; 5. a clamp; 6. a pneumatic circular knife; 7. a first slide rail; 8. a second slide rail; 9. a chute; 10. a first support block; 11. a second support block; 12. a limiting block; 13. a first through hole; 14. a second through hole; 15. a first bolt; 16. a second bolt; 17. a first screw hole; 18. a second screw hole; 19. mounting blocks; 20. a first connecting plate; 21. a second connecting plate; 22. a third connecting plate; 23. a push block; 24. a sliding port; 25. a telescopic rod; 251. a screw; 252. a sleeve; 26. a limiting sheet; 27. a first groove; 28. a second groove; 29. a first placing groove; 30. a second placing groove; 31. and placing the blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Example 1.

The embodiment of the application discloses a slitting cutter seat.

Referring to fig. 1 and 2, a parting cutter holder comprises a base 1, and at least one supporting plate 2 is arranged on one side of the base 1. In this application there are three support plates 2. One surface of the supporting plate 2 close to the base 1 is fixedly provided with a first sliding block 3 and a clamp 5. One side of the supporting plate 2 far away from the base 1 is fixedly provided with a pneumatic circular knife 6. A second slide rail 8 for clamping the caliper 5 is fixedly arranged on one side of the base 1 close to the supporting plate 2.

When the position of pneumatic circular knife 6 needs to be adjusted, let the clamp 5 loosen second slide rail 8, later promote pneumatic circular knife 6 and slide on second slide rail 8, when pneumatic circular knife 6 moved to the required position, let clamp 5 press from both sides tight second slide rail 8 again to make pneumatic circular knife 6 fix on second slide rail 8. The second slide rail 8 is clamped by the clamp 5, so that the position of the pneumatic circular knife 6 is conveniently adjusted.

Referring to fig. 1 and 2, the second slider 4 is fixedly mounted on both the top side and the bottom side of the first slider 3. One side fixed mounting that base 1 is close to backup pad 2 has first slide rail 7, and the spout 9 that supplies second slide rail 8 to slide is all seted up to the top side and the bottom side of first slide rail 7, and first slider 3 supports pastes in one side that base 1 was kept away from to first slide rail 7. The first slide rail 7 and the second slide rail 8 are parallel to each other.

When the position of the pneumatic circular knife 6 needs to be adjusted, the clamp 5 needs to release the second slide rail 8. After the second slide rail 8 is loosened at the clamp 5, the pneumatic circular knife 6 is clamped with the sliding groove 9 through the second slide block 4, so that the condition that the pneumatic circular knife 6 drops from the base 1 is reduced. The first slide rail 7 and the second slide rail 8 support the pneumatic circular knife 6 together, so that the situation that the pneumatic circular knife 6 bends the first slide rail 7 or the second slide rail 8 is reduced.

When the pneumatic circular knife 6 is used for cutting, the second sliding block 4 is clamped with the sliding groove 9, so that vibration generated when the pneumatic circular knife 6 is used for cutting is reduced. Meanwhile, when the pneumatic circular knife 6 cuts, the pneumatic circular knife 6 drives the clamp 5 to move towards one side far away from the base 1 under the vibration of the pneumatic circular knife 6 and the influence of the weight of the pneumatic circular knife 6. Through

first slide rail

7 and 4 joints of second slider to it drives the condition appearance that clamp 5 removed to one side of keeping away from base 1 to reduce the vibrations of pneumatic circular knife 6, and then reduces the condition appearance of the skew of pneumatic circular knife 6.

Referring to fig. 2, a plurality of first supporting blocks 10 and second supporting blocks 11 are inserted into one side of the base 1 close to the supporting plate 2 in an interference manner. The first supporting block 10 and the second supporting block 11 are both arranged at intervals along the length direction of the first slide rail 7. The first supporting block 10 abuts against the bottom side of the first slide rail 7, and the second supporting block 11 abuts against the bottom side of the second slide rail 8. The first supporting block 10 is used for supporting the first slide rail 7, and the second supporting block 11 is used for supporting the second slide rail 8, so that the situation that the movable circular knife bends the first slide rail 7 or the second slide rail 8 is reduced.

Referring to fig. 3, both ends of the first slide rail 7 and the second slide rail 8 are provided with a limiting block 12, a second through hole 14 is formed in the limiting block 12, a second bolt 16 is arranged in the second through hole 14 in a penetrating manner, and a second screw hole 18 for screwing the second bolt 16 in is formed in the base 1. The second bolt 16 is screwed into the second screw hole 18 after passing through the second through hole 14, so that the limiting block 12 is fixedly mounted on the base 1, and after the limiting block 12 is mounted on the base 1, the limiting block 12 tightly abuts against the end of the first slide rail 7 or the second slide rail 8.

The end parts of the first sliding block 3 and the second sliding block 4 are blocked by the limiting blocks 12, so that the situation that the pneumatic circular knife 6 slides out of the first sliding rail 7 and the second sliding rail 8 when the pneumatic circular knife 6 slides on the base 1 is reduced. When the number of the pneumatic circular knives 6 needs to be increased or decreased, the limiting blocks 12 are taken down from the base 1, so that the pneumatic circular knives 6 can conveniently slide in or slide out from the ends of the first slide rail 7 and the second slide rail 8.

Referring to fig. 3, the two ends of the base 1 are fixedly provided with mounting blocks 19, one side of each mounting block 19 away from the base 1 is provided with a first connecting plate 20, and the first connecting plate 20 is used for being connected with a splitting machine. The bottom side of the mounting block 19 is provided with a second connecting plate 21 in an abutting manner, one side of the second connecting plate 21, which is far away from the base 1, is fixedly connected with the bottom side of the first connecting plate 20, and a third connecting plate 22 is fixedly mounted between the first connecting plate 20 and the second connecting plate 21. The mounting block 19 is provided with a first screw hole 17, the first screw hole 17 is provided with a first bolt 15 in a matching manner, and the third connecting plate 22 is provided with a first through hole 13 for the first bolt 15 to penetrate.

When the splitting blade holder is mounted on the splitting machine, the first connecting plate 20 is fixed to the splitting machine first, and the second connecting plate is maintained at the same height. Then, the mounting blocks 19 at the two ends of the base 1 are placed on the second connecting plate 21 and abut against the third connecting plate 22. The bolt passes through the first through hole 13 and then is screwed into the first screw hole 17, so that the slitting knife seat is installed on the slitting machine. The second connecting plate 21 is used for supporting the mounting block 19, so that the levelness of the slitting knife seat is improved, and the inclination of the slitting knife seat is reduced.

The implementation principle of this application embodiment branch cutting tool seat does: when the second sliding rail 8 is clamped tightly by the clamp 5, the second sliding block 4 is clamped with the sliding groove 9, so that the cutting stability of the pneumatic circular knife 6 is improved. When the pneumatic circular knife 6 generates vibration to drive the clamp 5 to deviate, the second sliding block 4 is clamped with the sliding groove 9, so that the deviation of the clamp 5 is reduced, and the deviation of the pneumatic circular knife 6 is reduced.

Example 2.

The embodiment of the application discloses a slitting cutter seat.

Referring to fig. 4 and 5, a parting blade holder according to an embodiment of the present disclosure is different from embodiment 1 in that a pushing block 23 is fixedly mounted on a surface of the supporting plate 2 close to the base 1, and the base 1 is provided with a sliding opening 24 for the pushing block 23 to slide. When the pneumatic circular knife 6 needs to be pushed to slide after the second slide rail 8 is loosened by the clamp 5, the push block 23 is pushed to slide in the sliding opening 24, so that the pneumatic circular knife 6 is driven to slide.

The side of the base 1 far away from the support plate 2 is provided with a telescopic rod 25, and the telescopic rod 25 comprises a screw 251 and a sleeve 252. Two screws 251 are provided, and the screws 251 are threaded through the sleeve 252. Each screw 251 is threaded with a limiting piece 26. The screw 251 is rotated to adjust the length of the screw 251 penetrating through the sleeve 252, thereby changing the length of the telescopic rod 25.

The push block 23 is provided with first grooves 27 for placing the limiting pieces 26 on two sides of the mounting block 19, and a placing block 31 is fixedly mounted on one side of the mounting block 19 close to the base 1. The placing block 31 is provided with a second groove 28 for placing the limiting sheet 26 at one side far away from the mounting block 19.

The top side of the pushing block 23 is provided with a first placing groove 29 for placing the screw 251, and the two first grooves 27 in the same pushing block 23 are communicated through the first placing groove 29. The placing block 31 is provided with a second placing groove 30 on the top side, and the second placing groove 30 is communicated with the second groove 28.

The implementation principle of this application embodiment a branch cutter seat does: after the size of the produced workpiece is changed, the position of the pneumatic circular knife 6 may need to be changed so as to cut out the required workpiece. When the position of the pneumatic circular knife 6 is adjusted, the screw 251 is rotated according to the size of a workpiece, the length of the telescopic rod 25 is adjusted, and the distance between the two limiting pieces 26 is in a composite fit length.

The position of the pneumatic circular knife 6 is adjusted in sequence along the length direction of the first slide rail 7. When the pneumatic circular knife 6 is adjusted, the clamp 5 of the pneumatic circular knife 6 is released from the second slide rail 8. The parts of the two screws 251, which penetrate out of the limiting sheet 26 and are far away from the sleeve 252, are placed in the first placing groove 29 or the second placing groove 30. Then the pneumatic circular knife 6 is pushed to make the two limiting pieces 26 abut against the bottom of the first groove 27 or the bottom of the second groove 28. Keeping the two limit pieces 26 against the groove bottom of the first groove 27 or the second groove 28, and taking out the telescopic rod 25 upwards after the second slide rail 8 is clamped again by the clamp 5. After the two limiting pieces 26 are abutted against the bottom of the first groove 27 or the bottom of the second groove 28, the second slide rail 8 is clamped again by the clamp 5, so that the situation of deviation when the clamp 5 clamps the second slide rail 8 is reduced.

When the telescopic rod 25 is taken out upwards, the length is unchanged, so that the length of the telescopic rod 25 does not need to be adjusted again when other pneumatic circular knives 6 are adjusted.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a slitting knife seat which characterized in that: comprises a base (1), one side of the base (1) is provided with at least one supporting plate (2), one surface of the supporting plate (2) close to the base (1) is fixedly provided with a first sliding block (3) and a clamping device (5), the top side and the bottom side of the first sliding block (3) are both fixedly provided with a second sliding block (4), one side of the base (1) close to the supporting plate (2) is fixedly provided with a first sliding rail (7), the top side and the bottom side of the first sliding rail (7) are both provided with sliding chutes (9) for the second sliding block (4) to slide, the first sliding block (3) is abutted against one side of the first sliding rail (7) far away from the base (1), one side of the base (1) close to the supporting plate (2) is fixedly provided with a second sliding rail (8) for clamping device (5) to clamp, the first sliding rail (7) and the second sliding rail (8) are parallel to each other, one side of the supporting plate (2) far away from the base (1) is fixedly provided with a pneumatic circular knife (6).

2. A slitting knife holder according to claim 1, characterized in that: the utility model discloses a bolt, including base (1), installation piece (19), first connecting plate (20), second connecting plate (21), first connecting plate (20) are provided with to the equal fixed mounting in both ends of base (1), one side that base (1) was kept away from in installation piece (19), the bottom side fixed mounting of first connecting plate (20) has second connecting plate (21), second connecting plate (21) support in the bottom side of installation piece (19), fixed mounting has third connecting plate (22) between first connecting plate (20) and second connecting plate (21), first screw (17) have been seted up in installation piece (19), first screw (17) match is provided with first bolt (15), first through-hole (13) that supply first bolt (15) to wear to establish are seted up in third connecting plate (22).

3. A slitting knife holder according to claim 1, characterized in that: the bottom side of the first sliding rail (7) is provided with a plurality of first supporting blocks (10), the first supporting blocks (10) are arranged at intervals along the length direction of the first sliding rail (7), the first supporting blocks (10) are inserted into one side, close to the first sliding rail (7), of the base (1) in an interference mode, and the first supporting blocks (10) abut against the bottom side of the first sliding rail (7).

4. A slitting knife holder according to claim 1, characterized in that: the bottom side of the second slide rail (8) is provided with a plurality of second supporting blocks (11), the second supporting blocks (11) are arranged at intervals along the length direction of the second slide rail (8), the second supporting blocks (11) are inserted into one side, close to the second slide rail (8), of the base (1) in an interference mode, and the second supporting blocks (11) abut against the bottom side of the second slide rail (8).

5. A slitting knife holder according to claim 1, characterized in that: both ends of first slide rail (7) and second slide rail (8) all are provided with stopper (12), second through-hole (14) have been seted up in stopper (12), second bolt (16) are worn to be equipped with in second through-hole (14), base (1) is seted up and is supplied second bolt (16) screw hole (18) of screw in.

6. A slitting knife holder according to claim 5, characterized in that: one side of the supporting plate (2) close to the base (1) is fixedly provided with a push block (23), and the base (1) is provided with a sliding opening (24) for the push block (23) to slide.

7. A slitting knife holder according to claim 6, characterized in that: one side that backup pad (2) were kept away from in base (1) is provided with telescopic link (25), telescopic link (25) slidable mounting has two spacing pieces (26), push block (23) all offer first recess (27) that supply spacing piece (26) to place towards the both sides of installation piece (19), one side fixed mounting that installation piece (19) are close to base (1) has places piece (31), place one side that piece (31) were kept away from installation piece (19) and offer second recess (28) that supply spacing piece (26) to place.

8. A parting blade holder according to claim 7, characterized in that: the telescopic rod (25) comprises a screw rod (251) and a sleeve (252), the number of the screw rod (251) is two, the screw rod (251) is threaded to penetrate through the sleeve (252), the limiting piece (26) is threaded to be sleeved on the screw rod (251), a first placing groove (29) for the screw rod (251) to be placed is formed in the top side of the push block (23), two first grooves (27) located in the same push block (23) are communicated through the first placing groove (29), a second placing groove (30) is formed in the top side of the placing block (31), and the second placing groove (30) is communicated with the second groove (28).