CN214135072U

CN214135072U - Positive and negative claw car shape tool

Info

Publication number: CN214135072U
Application number: CN202023232163.2U
Authority: CN
Inventors: 朱俊飞; 于卫青
Original assignee: Hangzhou Qianhong Precision Machinery Co ltd
Current assignee: Hangzhou Qianhong Precision Machinery Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-07
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to the technical field of chuck processing, in particular to a positive and negative claw vehicle-shaped jig, which comprises a body, a connecting plate and a clamping mechanism, wherein the connecting plate is matched with a connecting seat of a machine tool spindle, the body is matched with the connecting plate for arrangement, the clamping mechanism comprises a fixed seat, an upper pressing block and a lower pressing block, a placing groove is arranged on one side surface of the body away from the connecting plate, the fixed seat is slidably arranged in the placing groove, a threaded hole communicated with the placing groove is arranged on the upper part of the body, a fastening bolt is arranged in the threaded hole, one end of the fastening bolt extending into the placing groove is pressed against the upper end surface of the fixed seat, a first mounting groove is arranged on the lower end surface of the fixed seat, the upper pressing block is arranged in the first mounting groove, a second mounting groove corresponding to the first mounting groove is arranged on the lower side surface of the placing groove, the second mounting groove of the lower pressing block is arranged in the second mounting groove, go up the briquetting and correspond the cooperation setting between the briquetting down, the utility model discloses can make things convenient for the fixed and processing of jack catch.

Description

Positive and negative claw car shape tool

Technical Field

The utility model relates to a chuck processing technology field, concrete field is a positive and negative claw car shape tool.

Background

In the chuck processing, need fix the centre gripping to the lathe work of chuck jack catch, but do not have dedicated jack catch holder to carry out the fixed of jack catch at present for the processing mode to the jack catch is comparatively loaded down with trivial details, can't improve jack catch machining efficiency.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a positive and negative claw car shape tool.

In order to achieve the above object, the utility model provides a following technical scheme: a positive and negative claw vehicle-shaped jig comprises a body, a connecting plate and a clamping mechanism, wherein the connecting plate is provided with a plurality of through holes matched with a machine tool spindle connecting seat, the through holes on the connecting plate are in one-to-one correspondence with screw holes on the machine tool spindle connecting seat, the body is matched with the connecting plate, one side surface of the connecting plate, facing the body, is provided with a positioning groove, two positioning blocks are arranged on one side surface of the body, facing the connecting plate, are matched with the positioning grooves, the number of the positioning blocks is consistent with that of the positioning grooves, the positioning grooves are in one-to-one correspondence with the positioning blocks, the body is provided with a fixing bolt fixedly connected with the connecting plate, the clamping mechanism comprises a fixing seat, an upper pressing block and a lower pressing block, a placing groove is arranged on, and the upper portion of body is provided with the screw hole that communicates in the standing groove, threaded hole in be provided with fastening bolt, fastening bolt stretches into the one end in the standing groove and supports with the up end of fixing base and presses, be provided with mounting groove one on the lower terminal surface of fixing base, it arranges mounting groove one in to go up the briquetting, be provided with the mounting groove two that corresponds with mounting groove one on the downside of standing groove, in mounting groove two was arranged in to the briquetting down, go up the briquetting and correspond the cooperation setting between the briquetting down.

Preferably, the outer side surface of the fixing seat is provided with a first fastening screw hole communicated with the first mounting groove, and a first fastening screw used for fastening the upper pressing block is arranged in the first fastening screw hole.

Preferably, the outer side surface of the body is provided with a second fastening screw hole communicated with the second mounting groove, and a second fastening screw used for fastening the lower pressing block is arranged in the second fastening screw hole.

Preferably, the one end that the briquetting was kept away from down to go up the briquetting is served with the briquetting and is provided with the lug respectively with one of keeping away from down the briquetting, and the lug cooperation on going up the briquetting sets up in mounting groove one, and the lug cooperation on the briquetting sets up in mounting groove two down.

Preferably, the two opposite end faces of the upper pressing block and the lower pressing block are respectively provided with a limiting groove, and the width of the limiting groove is matched with the thickness of the clamping jaw to be machined.

Preferably, the width of the upper pressing block and the width of the lower pressing block are consistent with the width of the placing groove.

Preferably, the two side surfaces of the placing groove are respectively and vertically provided with a sliding groove, and the two side surfaces of the fixing seat are respectively provided with a sliding block matched with the corresponding sliding groove.

Preferably, the bottom surface of the sliding chute and the lower end surface of the sliding block are respectively provided with a limiting hole correspondingly, a spring is arranged between the two limiting holes in a matched mode, and two ends of the spring are respectively arranged in the limiting holes.

Compared with the prior art, the beneficial effects of the utility model are that: the arrangement of the vehicle-shaped jig facilitates the fixation of the clamping jaws, and a special fixture for the clamping jaws is provided, so that the processing efficiency of the clamping jaws is improved;

the clamping jaw can be fastened through the matching of the fixed seat and the fastening bolt; through the matching between the upper pressing block and the lower pressing block and the arrangement of the limiting groove between the upper pressing block and the lower pressing block, the clamping jaw can be limited, and the clamping and fastening stability of the clamping jaw is improved; through holding screw's setting, can conveniently go up the briquetting and press down the fixed cooperation structural stability of briquetting on the body, through the setting of spring, can conveniently loosen fastening bolt after, the fixing base moves up automatically, makes things convenient for taking out of jack catch, through the cooperation of slider and spout, can make the spacing reciprocating of fixing base, avoids the condition that the skew appears in the fixing base.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a main sectional view of the present invention;

fig. 4 is a side sectional view of the present invention;

fig. 5 is a schematic view of the body and the connecting plate of the present invention.

In the figure: 1. a body; 2. a connecting plate; 3. a machine tool spindle connecting seat; 4. positioning a groove; 5. positioning blocks; 6. fixing the bolt; 7. a fixed seat; 8. pressing the blocks; 9. pressing the block; 10. a placement groove; 11. fastening a bolt; 12. a first mounting groove; 13. a second mounting groove; 14. a first set screw; 15. a second set screw; 16. a bump; 17. a limiting groove; 18. a chute; 19. a slider; 20. a spring; 21. a claw is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a positive and negative claw vehicle-shaped jig comprises a body 1, a connecting plate 2 and a clamping mechanism, wherein the connecting plate 2 is provided with a plurality of through holes matched with a machine tool spindle connecting seat 3, the through holes on the connecting plate 2 correspond to screw holes on the machine tool spindle connecting seat 3 one by one, the body 1 and the connecting plate 2 are matched, one side surface of the connecting plate 2 facing the body 1 is provided with a positioning groove 4, one side surface of the body 1 facing the connecting plate 2 is provided with a positioning block 5 matched with the positioning groove 4, the positioning grooves 4 are provided with two positioning blocks 5, the number of the positioning blocks 5 is the same as that of the positioning grooves 4, the positioning grooves 4 and the positioning blocks 5 are matched in a one-to-one correspondence manner, the body 1 is provided with a fixing bolt 6 fixedly connected with the connecting plate 2, the clamping mechanism comprises a fixing seat 7, an upper pressing block 8 and a lower pressing block 9, one side surface of the body 1 far away from the connecting plate 2 is provided with a placing groove 10, 7 slidable mounting of fixing base is in standing groove 10, and the upper portion of body 1 is provided with the screw hole that communicates in standing groove 10, threaded hole in be provided with fastening bolt 11, fastening bolt 11 stretches into the one end in standing groove 10 and supports with the up end of fixing base 7 and press, be provided with mounting groove 12 on the lower terminal surface of fixing base 7, go up briquetting 8 and arrange in mounting groove 12, be provided with mounting groove two 13 that correspond with mounting groove 12 on the downside of standing groove 10, briquetting 9 is arranged in mounting groove two 13 down, goes up briquetting 8 and corresponds the cooperation setting down between briquetting 9.

And a first fastening screw hole communicated with the first mounting groove 12 is formed in the outer side surface of the fixing seat 7, and a first fastening screw 14 used for fastening the upper pressing block 8 is arranged in the first fastening screw hole. And a second fastening screw hole communicated with the second mounting groove 13 is formed in the outer side surface of the body 1, and a second fastening screw 15 used for fastening the lower pressing block 9 is arranged in the second fastening screw hole.

Go up briquetting 8 and keep away from one end of briquetting 9 down and briquetting 9 and keep away from one of briquetting 8 and serve and be provided with lug 1 respectively, the lug 1 cooperation on going up briquetting 8 sets up in mounting groove one 12, and the lug 1 cooperation on the briquetting 9 down sets up in mounting groove two 13.

Lug 1 on with upper and lower briquetting 9 is to with corresponding mounting groove in the back, fasten through the holding screw that corresponds for improve the cooperation relation between upper and lower briquetting 9, avoid appearing the circumstances that appears becoming flexible or the structure is unstable after upper and lower briquetting 9 cooperates.

And the two opposite end faces of the upper pressing block 8 and the lower pressing block 9 are respectively provided with a limiting groove 17, and the width of the limiting groove 17 is matched with the thickness of the clamping jaw to be machined. The setting of spacing groove 17 can conveniently carry on spacingly to the jack catch, and the jack catch of different models simultaneously, accessible is with trading upper and lower briquetting 9 to the spacing groove 17 size for realize the mating relation of jack catch.

The width of the upper pressing block 8 and the lower pressing block 9 is consistent with the width of the placing groove 10. The consistent width setting can improve the matching relation between the upper and lower pressing blocks 9 and the placing groove 10, and improve the matching stability between the components.

Sliding grooves 18 are respectively vertically arranged on two side faces of the placing groove 10, and sliding blocks 19 matched with the corresponding sliding grooves 18 are respectively arranged on two side faces of the fixing seat 7. The bottom surface of the sliding groove 18 and the lower end surface of the sliding block 19 are respectively provided with a limiting hole correspondingly, a spring 20 is arranged between the two limiting holes in a matching manner, and two ends of the spring 20 are respectively arranged in the limiting holes. After the fastening bolt 11 is loosened, the fixing seat 7 can automatically move upwards through the elastic force action of the spring 20, so that the fixing seat 7 and the clamping jaws are conveniently separated, and the clamping jaws can be easily taken out from the placing groove 10.

According to the technical scheme, the connecting plate is fixedly arranged on the main shaft connecting seat of the machine tool, and then the body is arranged on the connecting plate; after the main body, the connecting plate and the main shaft connecting seat are fixed; selecting corresponding upper pressing blocks 8 and lower pressing blocks 9 according to the specifications of the jaws to be machined, correspondingly installing the upper pressing blocks and the lower pressing blocks into corresponding installation grooves, and fastening the upper pressing blocks and the lower pressing blocks through fastening screws;

then, the clamping jaws are matched in the corresponding limiting grooves 17, and the fixing seat 7 is moved downwards through the fastening bolt 11 to be abutted and fastened with the clamping jaws, so that the clamping jaws are clamped and fixed by the upper pressing block 8 and the lower pressing block 9; then, turning the clamping jaws;

after the processing is finished, the fastening bolt 11 is loosened, so that the fixing seat 7 is moved upwards under the elastic force action of the spring 20, the clamping jaw can be taken out of the placing groove 10 after the upper pressing block 8 is separated from the clamping jaw, then the clamping jaw part processed next generation is replaced, and the operation steps are repeated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a positive and negative claw car shape tool which characterized in that: the clamping mechanism comprises a body, a connecting plate and a clamping mechanism, wherein the connecting plate is provided with a plurality of through holes matched with a machine tool spindle connecting seat, the through holes on the connecting plate are in one-to-one correspondence with screw holes on the machine tool spindle connecting seat, the body and the connecting plate are arranged in a matching manner, one side of the connecting plate, which faces the body, is provided with a positioning block matched with the positioning groove, the number of the positioning grooves is two, the number of the positioning blocks is consistent with that of the positioning grooves, the positioning grooves are in one-to-one correspondence with the positioning blocks, the body is provided with a fixing bolt fixedly connected with the connecting plate, the clamping mechanism comprises a fixing seat, an upper pressing block and a lower pressing block, a placing groove is arranged on one side of the body, which is far away from the connecting plate, the fixing seat is slidably arranged in the placing groove, and the upper part of the body is provided with a threaded hole communicated with the placing groove, threaded hole in be provided with fastening bolt, fastening bolt stretches into the one end in the standing groove and supports with the up end of fixing base and press, be provided with mounting groove one on the lower terminal surface of fixing base, go up the briquetting and arrange mounting groove in one, be provided with the mounting groove two that corresponds with mounting groove one on the downside of standing groove, the briquetting is arranged in mounting groove two down, goes up the briquetting and corresponds the cooperation setting down between the briquetting.

2. The positive and negative claw lathe-shaped jig according to claim 1, wherein: the outer side surface of the fixing seat is provided with a first fastening screw hole communicated with the first mounting groove, and a first fastening screw used for fastening the upper pressing block is arranged in the first fastening screw hole.

3. The positive and negative claw lathe-shaped jig according to claim 1, wherein: and a second fastening screw hole communicated with the second mounting groove is formed in the outer side surface of the body, and a second fastening screw used for fastening the lower pressing block is arranged in the second fastening screw hole.

4. The positive and negative claw lathe-shaped jig according to claim 1, wherein: the one end that the briquetting was kept away from down to go up the briquetting is served with that the briquetting was kept away from down to the briquetting and is provided with the lug respectively, and the lug cooperation on going up the briquetting sets up in mounting groove one, and the lug cooperation on the briquetting sets up in mounting groove two down.

5. The positive and negative claw lathe-shaped jig according to claim 4, wherein: and the two opposite end faces of the upper pressing block and the lower pressing block are respectively provided with a limiting groove, and the width of the limiting groove is matched with the thickness of the clamping jaw to be machined.

6. The positive and negative claw lathe-shaped jig according to claim 4, wherein: the width of the upper pressing block and the width of the lower pressing block are consistent with the width of the placing groove.

7. The positive and negative claw lathe-shaped jig according to claim 1, wherein: the two side faces of the placing groove are respectively and vertically provided with a sliding groove, and the two side faces of the fixing seat are respectively provided with a sliding block matched with the corresponding sliding groove.

8. The positive and negative claw lathe-shaped jig according to claim 7, wherein: the bottom surface of the sliding groove and the lower end surface of the sliding block are respectively provided with a limiting hole correspondingly, a spring is arranged between the two limiting holes in a matched mode, and two ends of the spring are respectively arranged in the limiting holes.