CN215881410U

CN215881410U - Clamp with good clamping effect

Info

Publication number: CN215881410U
Application number: CN202122421840.3U
Authority: CN
Inventors: 费永新; 高秋君
Original assignee: Wuxi Qige Zhicheng Precision Machinery Manufacturing Co ltd
Current assignee: Wuxi Qige Zhicheng Precision Machinery Manufacturing Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-02-22
Anticipated expiration: 2031-10-08

Abstract

The utility model relates to the technical field of clamps, in particular to a clamp with a good clamping effect, which comprises a body, wherein a support is fixedly arranged on the surface of the body, a pressing block is movably connected to the surface of the body, the pressing block is of a hollow structure, a reducing sleeve is movably connected to the surface of the body, an ejector rod is slidably connected to the inner wall of the body, a plurality of sawtooth grooves are formed in the surface of the reducing sleeve and are uniformly distributed on the surface of the reducing sleeve, a round hole is formed in the surface of the reducing sleeve, the reducing sleeve is slidably connected with the body through the round hole, a protection device is arranged on the surface of the support and comprises a protection sleeve, the inner wall of the protection sleeve is slidably connected with the outer surface of the support, two inserting columns are arranged on the position, close to the protection sleeve, of the support surface, and the two inserting columns are symmetrically distributed relative to the central point of the protection sleeve. The utility model solves the problems that the traditional clamp has poor clamping and fixing effects and is easy to loosen due to insufficient precision caused by manual operation.

Description

Clamp with good clamping effect

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp with a good clamping effect.

Background

The jig is a device for fixing a processing object to a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig, and a device for quickly and conveniently installing a workpiece in a process is called a jig, and the jig is classified into: welding jig, inspection jig, assembly jig, machine tool jig, and the like.

The kind of anchor clamps has a lot, and the form and the specification of anchor clamps are all different, and most anchor clamps carry out the centre gripping through manual rotation lead screw, and partial anchor clamps are through inserting the inside tight work piece centre gripping of accomplishing that rises of work piece when using, but traditional anchor clamps are because manual operation can appear the precision not enough, can appear the not good easy not hard up problem of centre gripping fixed effect when fixed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a clamp with a good clamping effect.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a press from both sides tight effectual anchor clamps includes the body, the support is equipped with admittedly on the surface of body, the surperficial swing joint of body has the briquetting, the briquetting is hollow structure, the surperficial swing joint of body has the reducing cover, the inner wall sliding connection of body has the ejector pin, when needing centre gripping work piece, sheathes the work piece in the reducing, lets the work piece top on supporting again, supports the effect that has played the restriction work piece position.

Preferably, a plurality of sawtooth grooves are formed in the surface of the reducing sleeve, the plurality of sawtooth grooves are evenly distributed on the surface of the reducing sleeve, a round hole is formed in the surface of the reducing sleeve, the reducing sleeve is connected with the body in a sliding mode through the round hole, and the setting of the reducing sleeve plays a role in conveniently limiting the position of the expansion sleeve in follow-up installation.

Preferably, the position that the body surface is close to the briquetting has seted up the thread, and the surface threaded connection of thread has the nut, the nut is located the lateral wall of briquetting, and after the briquetting cover was on the body, on rotating the nut into the body, the nut had played the effect of fixing the briquetting on the body.

Preferably, the surface of support is equipped with protection device, protection device includes the protective sheath, the inner wall of protective sheath with support surface sliding connection, the position that the supporting surface is close to the protective sheath is equipped with two and inserts the post, and two insert the post and for the central point symmetric distribution of protective sheath, insert the surface and the protective sheath inner wall sliding connection of post, when needs restriction protective sheath are in the position on the support, earlier protective sheath is on the support, promotes again and inserts the post and let insert the post and slide into protective sheath inner wall, the protective sheath has played the effect that the protection was supported.

Preferably, the position that the supporting surface is close to the post of inserting is equipped with the rectangular block admittedly, the spring is equipped with admittedly to the one end that rectangular block and inserted the post and be close to each other, when needs restriction protective sheath position, promotes earlier and inserts the post and let insert the post and drive the spring shrink, and after the protective sheath removed suitable position, unclamp and insert the post spring and can drive and insert the post and slide, insert the post and slide into the protective sheath inner wall, and the spring has played the restriction and has inserted the effect that the post was put at the protective sheath inner wall position.

Preferably, a clamping block is fixedly arranged on the surface of the rectangular block, a pushing block is fixedly arranged on the surface of the inserting column, the outer surface of the pushing block is connected with the inner wall of the clamping block in a sliding mode, when the inserting column needs to be moved, the pushing block is pushed to enable the pushing block to slide on the inner wall of the clamping block, and the clamping block plays a role in limiting the positions of the pushing block and the inserting column.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the utility model, through the arrangement of the body, when a workpiece needs to be fixed, the reducing sleeve is sleeved on the workpiece, the pressing block slides to the side wall of the reducing sleeve, the nut rotates to the side wall of the pressing block to limit the positions of the pressing block and the reducing sleeve, then the workpiece is sleeved on the surface of the reducing sleeve to support the workpiece, the reducing sleeve is provided with the sawtooth groove, the friction force generated when the subsequent expanding sleeve and the reducing sleeve are connected can be increased due to the sawtooth groove, the push rod is arranged on the body to push open the subsequently installed expanding sleeve, and through the arrangement of the body, the workpiece can be fixed and can be prevented from being loosened on the body.

2. According to the utility model, through the arrangement of the protection device, before the body is used, the push block is pushed to drive the insert column to slide, the push block slides on the inner wall of the fixture block, the slide of the insert column can drive the spring on the rectangular block to contract, after the insert column slides to a proper position, the protection sleeve is sleeved on the support, then the push block spring is loosened to drive the insert column to slide, the insert column slides into the inner wall of the protection sleeve, through the arrangement of the protection device, the support can be protected, the situation that the support is directly collided with and damaged by a workpiece can be prevented, and the arrangement of the spring has the effect of limiting the position of the insert column.

Drawings

FIG. 1 is a schematic perspective view of a clamp with good clamping effect according to the present invention;

FIG. 2 is a schematic side view of a clamping apparatus with a good clamping effect according to the present invention;

FIG. 3 is a schematic view of a part of the structure of a clamp with good clamping effect according to the present invention;

FIG. 4 is a schematic structural view of the fixture with a good clamping effect shown in FIG. 3A;

fig. 5 is an exploded view of a protection device in a clamp with a good clamping effect according to the present invention.

Illustration of the drawings:

1. a body; 2. supporting; 3. a reducing sleeve; 4. a top rod; 5. briquetting; 6. a nut; 7. a sawtooth groove; 8. a protection device; 81. a protective sleeve; 82. inserting a column; 83. a rectangular block; 84. a spring; 85. a push block; 86. and (7) clamping blocks.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Referring to fig. 1-5, the present invention provides a technical solution: the clamp with good clamping effect comprises a body 1, a support 2 is fixedly arranged on the surface of the body 1, and a protection device 8 is arranged on the surface of the support 2.

The specific arrangement and function of the body 1 and the protective device 8 will be described in detail below.

In this embodiment: the surface swing joint of body 1 has briquetting 5, and briquetting 5 is hollow structure, and the surface swing joint of body 1 has reducing cover 3, and the inner wall sliding connection of body 1 has ejector pin 4, when needing centre gripping work piece, overlaps the work piece on reducing cover 3, lets the work piece top on supporting 2 again, supports 2 and has played the effect of restriction work piece position.

Specifically, a plurality of sawtooth grooves 7 have been seted up on the surface of reducing sleeve 3, and a plurality of sawtooth grooves 7 evenly distributed are on the surface of reducing sleeve 3, and the round hole has been seted up on the surface of reducing sleeve 3, and reducing sleeve 3 is with the help of round hole and body 1 sliding connection.

In this embodiment: the arrangement of the reducing sleeve 3 has the effect of conveniently limiting the position of the expansion sleeve in subsequent installation.

Specifically, the position of the surface of the body 1 close to the pressing block 5 is provided with a thread, the outer surface of the thread is in threaded connection with a nut 6, and the nut 6 is located on the side wall of the pressing block 5.

In this embodiment: after the pressing block 5 is sleeved on the body 1, the nut 6 is rotated into the body 1, and the nut 6 has the effect of fixing the pressing block 5 on the body 1.

In this embodiment: protection device 8 includes protective sheath 81, the inner wall of protective sheath 81 and support 2 surface sliding connection, the position that support 2 surface is close to protective sheath 81 is equipped with two and inserts post 82, and two insert post 82 for the central point symmetric distribution of protective sheath 81, insert the surface of post 82 and protective sheath 81 inner wall sliding connection, when needing to restrict the position of protective sheath 81 on supporting 2, overlap protective sheath 81 on supporting 2 earlier, promote again and insert post 82 and let insert post 82 and slide into protective sheath 81 inner wall, protective sheath 81 has played the effect of protection support 2.

Specifically, a rectangular block 83 is fixedly arranged on the surface of the support 2 close to the insertion column 82, and a spring 84 is fixedly arranged at one end of the rectangular block 83 close to the insertion column 82.

In this embodiment: when the position of the protective sleeve 81 needs to be limited, the inserting column 82 is pushed firstly, the inserting column 82 drives the spring 84 to contract, after the protective sleeve 81 moves to a proper position, the spring 84 of the inserting column 82 is loosened, the inserting column 82 is driven to slide by the spring 84, the inserting column 82 slides into the inner wall of the protective sleeve 81, and the spring 84 plays a role in limiting the position of the inserting column 82 on the inner wall of the protective sleeve 81.

Specifically, a fixture block 86 is fixedly mounted on the surface of the rectangular block 83, a pushing block 85 is fixedly mounted on the surface of the inserted column 82, and the outer surface of the pushing block 85 is in sliding connection with the inner wall of the fixture block 86.

In this embodiment: when the plug 82 needs to be moved, the pushing block 85 is pushed to enable the pushing block 85 to slide on the inner wall of the fixture block 86, and the fixture block 86 has the effect of limiting the positions of the pushing block 85 and the plug 82.

The working principle is as follows: when a workpiece needs to be fixed, the reducing sleeve 3 is firstly sleeved on the workpiece, the pressing block 5 is made to slide to the side wall of the reducing sleeve 3, the nut 6 is made to rotate to the side wall of the pressing block 5 to limit the positions of the pressing block 5 and the reducing sleeve 3, then the workpiece is sleeved on the surface of the reducing sleeve 3 to be abutted to the support 2, the reducing sleeve 3 is provided with the sawtooth groove 7, the sawtooth groove 7 can increase the friction force when the subsequent expanding sleeve is connected with the reducing sleeve 3, the body 1 is provided with the ejector rod 4 for ejecting the subsequently installed expanding sleeve, the body 1 can fix the workpiece and prevent the workpiece from loosening on the body 1, before the body 1 is used, the ejector block 85 is firstly pushed to enable the ejector block 85 to drive the insert column 82 to slide, the ejector block 85 slides on the inner wall of the fixture block 86, the slide of the insert column 82 can drive the spring 84 on the rectangular block 83 to contract, after the insert column 82 slides to a proper position, with protective sheath 81 cover on supporting 2, then loosen ejector pad 85 spring 84 and can drive and insert post 82 and slide, insert post 82 and slide into protective sheath 81 inner wall, through setting up protection device 8, not only can protect supporting 2, can also prevent that the work piece from directly colliding with the circumstances that the two damaged appears in supporting 2, the setting of spring 84 has played the restriction and has inserted the effect of post 82 position.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a press from both sides effectual anchor clamps which characterized in that: the novel multifunctional electric heating cooker comprises a body (1), wherein a support (2) is fixedly arranged on the surface of the body (1), a pressing block (5) is movably connected to the surface of the body (1), the pressing block (5) is of a hollow structure, a reducing sleeve (3) is movably connected to the surface of the body (1), and an ejector rod (4) is slidably connected to the inner wall of the body (1).

2. The clamp with good clamping effect according to claim 1, characterized in that: a plurality of sawtooth grooves (7) are seted up on the surface of reducing sleeve (3), and a plurality of sawtooth grooves (7) evenly distributed are on the surface of reducing sleeve (3), the round hole has been seted up on the surface of reducing sleeve (3), reducing sleeve (3) is with the help of round hole and body (1) sliding connection.

3. The clamp with good clamping effect according to claim 2, characterized in that: the position that the body (1) surface is close to briquetting (5) has seted up the thread, and the surface threaded connection of thread has nut (6), nut (6) are located the lateral wall of briquetting (5).

4. The clamp with good clamping effect according to claim 3, characterized in that: the surface of support (2) is equipped with protection device (8), protection device (8) include protective sheath (81), the inner wall of protective sheath (81) and support (2) surface sliding connection, the position that supports (2) surface and be close to protective sheath (81) is equipped with two and inserts post (82), and two insert post (82) central point symmetric distribution for protective sheath (81), insert the surface of post (82) and protective sheath (81) inner wall sliding connection.

5. The clamp with good clamping effect according to claim 4, characterized in that: a rectangular block (83) is fixedly arranged on the surface of the support (2) close to the inserting column (82), and a spring (84) is fixedly arranged at one end, close to each other, of the rectangular block (83) and the inserting column (82).

6. The clamp with good clamping effect according to claim 5, wherein: a clamping block (86) is fixedly mounted on the surface of the rectangular block (83), a pushing block (85) is fixedly mounted on the surface of the inserting column (82), and the outer surface of the pushing block (85) is in sliding connection with the inner wall of the clamping block (86).