CN220761713U

CN220761713U - Expansion type tool clamp

Info

Publication number: CN220761713U
Application number: CN202321626071.3U
Authority: CN
Inventors: 储勇
Original assignee: Ningguo Jiaxiang Intelligent Equipment Technology Co ltd
Current assignee: Ningguo Jiaxiang Intelligent Equipment Technology Co ltd
Priority date: 2023-06-23
Filing date: 2023-06-23
Publication date: 2024-04-12
Anticipated expiration: 2033-06-23

Abstract

The utility model relates to the technical field of tool clamps, and discloses an expansion type tool clamp, wherein four supporting legs are fixedly arranged at the bottom of a workbench, an adaptive clamping mechanism is arranged at the top of the workbench, an auxiliary clamping mechanism is further arranged on the workbench, and the adaptive clamping mechanism comprises: the first groove is formed in the top of the workbench. Through setting up the motor, control motor drives bi-directional threaded rod corotation or reversal, and bi-directional threaded rod corotation or reversal make two screw thread sliders be close to each other or keep away from each other along bi-directional threaded rod's outer wall respectively, drive two self-adaptation clamping assembly when two screw thread sliders are close to each other and be close to each other to be convenient for carry out the centre gripping to the work piece fixedly, through setting up self-adaptation clamping assembly, can be when carrying out the centre gripping fixedly to the work piece, adapt to the work piece surface of different shapes, and carry out the centre gripping fixedly to it, thereby better promotion work piece centre gripping's practicality.

Description

Expansion type tool clamp

Technical Field

The utility model relates to the technical field of tool clamps, in particular to an expansion type tool clamp.

Background

Tooling, namely process equipment; refers to the generic term for various tools used in the manufacturing process. The device comprises a cutter, a die, a measuring tool, a checking tool, an auxiliary tool, a bench tool, a station tool and the like; the tool is a general abbreviation. The fixture is a technological device for fast fastening workpiece during machining to maintain proper relative position of machine tool, cutter and workpiece. The fixture is an indispensable part for machining, and the fixture technology is developed towards high precision, high efficiency, module, combination, universality and economy under the drive of the development of technologies such as machine tools and the like towards high speed, high efficiency, precision, composite, intelligent and environment-friendly directions.

The publication number is: the utility model discloses an expansion formula frock clamp in CN213135860U, through setting up the extension board, when carrying out both sides simultaneous clamping to the frock work piece, promote the extension board and drive bull stick and gear rotation, gear rotation drives accelerating gear and screw rod rotation, the screw rod rotates under the spacing effect of dead lever and sliding sleeve, drive the screw thread piece and remove on the screw rod, because two sections screw thread opposite directions on the setting screw rod, so two screw thread pieces are always do relative or move in opposite directions, when two screw thread pieces are moved in opposite directions, drive two extension sleeves and stretch out the outside of rectangular channel gradually, thereby drive two second splint and keep away from corresponding first splint, will wait to place respectively in first splint and second splint this moment with the frock work piece both sides of centre gripping, the extension board is promoted in the opposite directions again, the same reason makes two second splint remove to first splint department respectively, thereby realize the clamp fixing to the frock work piece, the setting up of extension board, the outer end position department of accessible promotion extension board, reduce the effort that drives screw rod pivoted, drive accelerating gear drive cooperation through the gear simultaneously, further make the output force change, consequently, the easy operation device is more easy to work piece, and the convenient device has improved the convenience of operation, thereby the frock has improved the quality.

However, in the prior art, when in actual use, only workpieces with flat and regular surfaces can be clamped and fixed, and workpieces with different shapes cannot be adapted, so that the practicability of the prior art is limited.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the expansion type tool clamp which has the advantages that the self-adaptive clamping mechanism is arranged, so that the expansion type tool clamp can adapt to the surfaces of workpieces with different shapes and clamp and fix the workpieces when the workpieces are clamped, and the practicability of clamping the workpieces is improved better.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an expansion formula frock clamp, includes the workstation, the bottom fixed mounting of workstation has four supporting legs, the top of workstation is provided with self-adaptation fixture, still be provided with auxiliary fixture on the workstation, self-adaptation fixture includes: the machine comprises a first groove, wherein the first groove is formed in the top of a workbench, two bidirectional threaded rods are rotatably connected to groove walls on two sides of the first groove through bearings, a machine case is fixedly installed on the outer wall of one side of the workbench, a motor is fixedly installed inside the machine case, one end of the bidirectional threaded rods sequentially penetrates through the workbench and the machine case in a movable mode and is fixedly connected to the output end of the motor through a coupler, two threaded sliders are connected to the outer wall of the bidirectional threaded rods in a threaded mode, the two threaded sliders are symmetrically arranged on bidirectional threads of the bidirectional threaded rods in an equidistant mode, one ends of the two threaded sliders respectively penetrate through the inner wall of the first groove in a movable mode and extend upwards, and the two extending ends of the threaded sliders are respectively provided with self-adaptive clamping assemblies. Through setting up the motor, control motor drives two-way threaded rod corotation or reversal, and two-way threaded rod corotation or reversal make two screw thread sliders be close to each other or keep away from each other along two-way threaded rod's outer wall respectively, drive two self-adaptation clamping assembly and be close to each other when two screw thread sliders are close to each other to be convenient for carry out the centre gripping fixed to the work piece.

Preferably, the adaptive clamping assembly comprises: the installation seat, installation seat fixed connection is at the extension of screw thread slider, the opening has been seted up to one side of installation seat, fixedly connected with one row of telescopic link on the opposite side inner wall of installation seat, one row the one end fixedly connected with one row of splint of installation seat is kept away from to the telescopic link, one row splint pass through the opening respectively and outwards extend to the installation seat, one row the cover is equipped with one row of spring on the outer wall of telescopic link, one row the both ends of spring respectively with the inner wall of installation seat and the outer wall fixed connection of one row of splint. Through the cooperation setting of a row of telescopic link and a row of spring, a row of splint when carrying out the centre gripping fixed to the work piece, utilize the elasticity of a row of spring can make a row of splint adapt to the work piece surface of different shapes to carry out the centre gripping fixed to it, thereby better promotion the practicality of work piece centre gripping.

Preferably, a row of sliding grooves are respectively formed in the upper end and the lower end of the mounting seat, limiting sliding blocks are respectively connected in the two rows of sliding grooves in a sliding manner, and the two rows of limiting sliding blocks are respectively fixedly connected with the outer walls of the upper end and the lower end of the row of clamping plates. Through setting up two rows of spouts and cooperation two rows of spacing sliders, can play spacing effect to a row of splint.

Preferably, one end of a row of clamping plates is fixedly connected with an anti-slip pad respectively. Through set up the slipmat respectively on a row of splint, can play skid-proof effect when carrying out the centre gripping to the work piece fixed to further promote the fixed effect of work piece.

Preferably, the auxiliary clamping mechanism comprises: the second groove is formed in the top of the workbench, sliding rods are fixedly connected to groove walls on two sides of the second groove, movable blocks are connected to the outer walls of the sliding rods in a sliding mode, one ends of the movable blocks movably penetrate through the second groove and extend outwards, auxiliary clamping plates are fixedly connected to the extending ends of the movable blocks, second springs are sleeved on the outer walls of the sliding rods, and two ends of each second spring are fixedly connected with the groove walls of the second groove and the outer walls of the movable blocks respectively.

Preferably, two auxiliary clamping mechanisms are arranged, and two auxiliary clamping mechanisms are arranged at the top of the workbench in a mirror image mode. Through setting up two slide bars, two movable blocks and cooperation two No. two springs, utilize the elasticity of two No. two springs can make two auxiliary clamping plates play auxiliary fixation's effect to the other both ends of work piece.

(III) beneficial effects

Compared with the prior art, the utility model provides an expansion type tool clamp, which has the following beneficial effects:

1. this expansion formula frock clamp, through setting up the motor, the control motor drives two-way threaded rod corotation or reversal, two-way threaded rod corotation or reversal makes two screw thread sliders be close to each other or keep away from each other along the outer wall of two-way threaded rod respectively, drives two self-adaptation clamping assembly when two screw thread sliders are close to each other and is close to each other, thereby be convenient for carry out the centre gripping to the work piece fixedly, through setting up self-adaptation clamping assembly, can be when carrying out the centre gripping fixedly to the work piece, adapt to the work piece surface of different shapes, and carry out the centre gripping fixedly to it, thereby better promotion the practicality of work piece centre gripping.

2. This expansion formula frock clamp through setting up two slide bars, two movable blocks and cooperation two No. two springs, utilizes the elasticity of two No. two springs can make two auxiliary splint play auxiliary fixation's effect to the other both ends of work piece.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the mounting base of the present utility model;

FIG. 3 is a front view of the mount of the present utility model;

fig. 4 is a top view of the table of the present utility model.

In the figure: 1. a work table; 2. support legs; 3. an adaptive clamping mechanism; 31. a first groove; 32. a two-way threaded rod; 33. a chassis; 34. a thread slider; 35. an adaptive clamping assembly; 351. a mounting base; 352. a telescopic rod; 353. a clamping plate; 354. a first spring; 355. a limit sliding block; 356. an anti-slip pad; 4. an auxiliary clamping mechanism; 41. a second groove; 42. a slide bar; 43. a movable block; 44. an auxiliary clamping plate; 45. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1-4, the utility model provides an expansion type tool clamp, which comprises a workbench 1, wherein four supporting legs 2 are fixedly arranged at the bottom of the workbench 1, an adaptive clamping mechanism 3 is arranged at the top of the workbench 1, an auxiliary clamping mechanism 4 is further arranged on the workbench 1, and the adaptive clamping mechanism 3 comprises: the top at workstation 1 is offered to recess 31, be connected with bi-directional threaded rod 32 through the bearing rotation on the both sides cell wall of recess 31, fixed mounting has quick-witted case 33 on the outer wall of one side of workstation 1, the inside fixed mounting of quick-witted case 33 has the motor, the one end of bi-directional threaded rod 32 is movable in proper order runs through workstation 1 and quick-witted case 33 and through shaft coupling fixed connection at the output of motor, threaded connection has two screw thread sliders 34 on the outer wall of bi-directional threaded rod 32, two equidistant symmetry sets up on the bi-directional screw thread of bi-directional threaded rod 32, the one end of two screw thread sliders 34 is movable respectively runs through the inner wall of recess 31 and upwards extend, the extension end of two screw thread sliders 34 is provided with self-adaptation clamping assembly 35 respectively, through setting up the motor, control motor drives bi-directional threaded rod 32 corotation or reversal, bi-directional threaded rod 32 corotation or reversal make two screw thread sliders 34 be close to each other or keep away from each other along the outer wall of bi-directional threaded rod 32 respectively, drive two self-adaptation clamping assembly 35 when two screw thread sliders 34 are close to each other, thereby be convenient for carry out the centre gripping to fix to the work piece, self-adaptation clamping assembly 35 includes: the extending end of mount pad 351 fixed connection at screw slider 34, the through-hole has been seted up to one side of mount pad 351, fixedly connected with one row of telescopic link 352 on the opposite side inner wall of mount pad 351, one row of telescopic link 352 is kept away from the one end fixedly connected with one row of splint 353 of mount pad 351, one row of splint 353 pass through the through-hole respectively and extend to mount pad 351 outside, the cover is equipped with one row of spring 354 on the outer wall of one row of telescopic link 352, one row of both ends of spring 354 respectively with the inner wall of mount pad 351 and one row of splint 353's outer wall fixed connection, through the cooperation setting of one row of telescopic link 352 and one row of spring 354, one row of splint 353 is when carrying out the centre gripping fixed to the work piece, utilize the elasticity of one row of spring 354 can make one row of splint 353 adapt to the work piece surface of different shapes, and carry out the centre gripping fixed to it, thereby the practicality of work piece centre gripping has been better promoted, one row of spout has been seted up respectively to the upper and lower both ends of mount pad 351, sliding connection has spacing slider 355 respectively in two rows of spouts spout, two rows of spacing slider 355 respectively with one row of outer wall fixed connection of splint are arranged at the fixed connection of slide pad 353, can play the effect of the fixed through one row of both sides of slide pad 353 and can be fixed to the work piece 356.

In this embodiment, through setting up the motor, control motor drives bi-directional threaded rod 32 corotation or reversal, bi-directional threaded rod 32 corotation or reversal makes two screw slider 34 be close to each other or keep away from each other along the outer wall of bi-directional threaded rod 32 respectively, drives two self-adaptation clamping assembly 35 each other when two screw slider 34 are close to each other to be convenient for carry out the centre gripping to the work piece fixedly, through setting up self-adaptation clamping assembly 35, can be when carrying out the centre gripping fixedly to the work piece, adapt to the work piece surface of different shapes, and carry out the centre gripping fixedly to it, thereby better promotion work piece centre gripping's practicality.

Example two

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the auxiliary gripping mechanism 4 comprises: the top at workstation 1 is seted up to No. two recess 41, fixedly connected with slide bar 42 on No. two recess 41's both sides cell walls, sliding connection has movable block 43 on slide bar 42's the outer wall, movable block 43's one end activity runs through No. two recess 41 and outwards extends, movable block 43's extension fixedly connected with auxiliary clamp plate 44, the cover is equipped with No. two springs 45 on slide bar 42's the outer wall, no. two spring 45's both ends respectively with No. two recess 41's cell walls and movable block 43's outer wall fixed connection, auxiliary clamping mechanism 4 is provided with two, and two auxiliary clamping mechanism 4 mirror images set up at workstation 1's top, through setting up two slide bars 42, two movable blocks 43 and cooperate two No. two springs 45, utilize two No. two auxiliary clamp plates 44 to play auxiliary fixing's effect to the other both ends of work piece.

In this embodiment, by providing two sliding rods 42, two movable blocks 43 and matching two No. two springs 45, the two auxiliary clamping plates 44 can play an auxiliary fixing role on the other two ends of the workpiece by using the elastic force of the two No. two springs 45.

The working principle of the expansion type tool clamp is specifically described below.

As shown in fig. 1-4, when in use, a workpiece is placed on the workbench 1, the motor is arranged, the control motor drives the bidirectional threaded rod 32 to rotate forward or reversely, the bidirectional threaded rod 32 rotates forward or reversely to enable the two thread sliders 34 to be respectively close to or far away from each other along the outer wall of the bidirectional threaded rod 32, the two thread sliders 34 are mutually close to each other to drive the two self-adaptive clamping assemblies 35 to be mutually close to each other, so that the workpiece is clamped and fixed, the telescopic rods 352 and the springs 354 are matched, the clamping plates 353 are clamped and fixed, the clamping plates 353 can adapt to the surfaces of the workpieces with different shapes by using the elasticity of the springs 354, the clamping and fixing are carried out, the practicality of workpiece clamping is improved, the clamping plates 353 can be limited by arranging the sliding grooves and the limiting sliders 355, the clamping plates 353 are respectively arranged on the clamping plates 353, the clamping and the workpiece can be clamped and fixed by playing an anti-slip effect, and further improving the fixing effect of the workpiece by arranging the sliding blocks 42 and the two auxiliary springs 45, and the two auxiliary springs 45 can be used for fixing the two workpieces 44 by using the elasticity of the two sliding blocks 43 and the two auxiliary springs 45.

Claims

1. The utility model provides an expansion formula frock clamp, includes workstation (1), its characterized in that: the bottom fixed mounting of workstation (1) has four supporting legs (2), the top of workstation (1) is provided with fixture (3), still be provided with auxiliary fixture (4) on workstation (1), fixture (3) include: the first groove (31), the top at workstation (1) is seted up in groove (31), be connected with bi-directional threaded rod (32) through the bearing rotation on the both sides cell wall of groove (31), fixed mounting has quick-witted case (33) on the outer wall of one side of workstation (1), the inside fixed mounting of quick-witted case (33) has the motor, the one end of bi-directional threaded rod (32) is movable in proper order runs through workstation (1) and quick-witted case (33) and is connected at the output of motor through the shaft coupling fixed connection, threaded connection has two screw thread slider (34) on the outer wall of bi-directional threaded rod (32), two equidistant symmetry of screw thread slider (34) sets up on the bi-directional screw thread of bi-directional threaded rod (32), two the one end of screw thread slider (34) respectively the activity runs through the inner wall of groove (31) and upwards extends, and the extension of two screw thread slider (34) is provided with centre gripping subassembly (35) respectively;

the clamping assembly (35) comprises: the installation seat (351), the extension end of installation seat (351) fixed connection at screw slider (34), the opening has been seted up to one side of installation seat (351), fixedly connected with one row telescopic link (352) on the opposite side inner wall of installation seat (351), one row telescopic link (352) keep away from one end fixedly connected with one row splint (353) of installation seat (351), one row splint (353) run through the opening respectively and outwards extend to installation seat (351), one row on the outer wall of telescopic link (352) the cover is equipped with one row spring (354), one row the both ends of spring (354) respectively with the inner wall of installation seat (351) and the outer wall fixed connection of one row splint (353).

2. An expanding tooling fixture according to claim 1, wherein: a row of sliding grooves are respectively formed in the upper end and the lower end of the mounting seat (351), limiting sliding blocks (355) are respectively connected in the two rows of sliding grooves in a sliding mode, and the two rows of limiting sliding blocks (355) are respectively fixedly connected with the outer walls of the upper end and the lower end of the row of clamping plates (353).

3. An expanding tooling fixture according to claim 1, wherein: one end of a row of clamping plates (353) is fixedly connected with an anti-slip pad (356) respectively.

4. An expanding tooling fixture according to claim 1, wherein: the auxiliary clamping mechanism (4) comprises: the double-groove type automatic clamping device comprises a double-groove type clamping device, a double-groove type clamping device and a double-groove type clamping device, wherein the double-groove type clamping device is characterized in that a double-groove type clamping device (41) is arranged at the top of a workbench (1), sliding rods (42) are fixedly connected to groove walls on two sides of the double-groove type clamping device (41), movable blocks (43) are slidably connected to the outer walls of the sliding rods (42), one ends of the movable blocks (43) movably penetrate through the double-groove type clamping device (41) and outwards extend, auxiliary clamping plates (44) are fixedly connected to the extending ends of the movable blocks (43), double-spring type clamping devices (45) are sleeved on the outer walls of the sliding rods (42), and two ends of each double-spring type clamping device are fixedly connected with the groove walls of the double-groove type clamping device and the outer walls of the movable blocks (43) respectively.

5. An expanding tooling fixture according to claim 1, wherein: the auxiliary clamping mechanisms (4) are arranged in two, and the two auxiliary clamping mechanisms (4) are arranged at the top of the workbench (1) in a mirror image mode.