CN220740901U

CN220740901U - Fixing clamp

Info

Publication number: CN220740901U
Application number: CN202322506245.9U
Authority: CN
Inventors: 李洪禹; 高秀峰; 于永奎
Original assignee: Jinhui Automation Equipment Manufacturing Dalian Co ltd
Current assignee: Jinhui Automation Equipment Manufacturing Dalian Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2024-04-09
Anticipated expiration: 2033-09-15

Abstract

The utility model discloses a fixing clamp, and relates to the technical field of workpiece fixing. The automatic height adjusting device comprises a height adjusting assembly, wherein the height adjusting assembly comprises four supporting rods, the tops of the supporting rods are fixedly connected with a workbench, the supporting rods are connected with fixing plates, the fixing plates are connected with servo motors penetrating through the fixing plates, the servo motors are connected with transmission parts for adjusting the rotating speed of follow-up parts, the transmission parts are connected with internal threaded rods, the internal threaded rods are connected with external threaded rods which are used for lifting the outer sides of the internal threaded rods, the external threaded rods are connected with four connecting rods, and the connecting rods are connected with limiting sleeves which are movably connected with the supporting rods. According to the utility model, the height adjusting assembly is arranged, so that the workpiece can be matched with the height of the fixed furniture all the time, the fixing effect of the clamp is improved, the probability of deviation of the workpiece in the machining process is reduced, and the possible economic loss is reduced.

Description

Fixing clamp

Technical Field

The utility model belongs to the technical field of workpiece fixing, and particularly relates to a fixing clamp.

Background

The fixture is a device for fixing a machining object in a mechanical manufacturing process so as to occupy a correct position for receiving construction or detection, and in a broad sense, any process in the technical process, a device for rapidly, conveniently and safely installing a workpiece can be called a fixture, and the function of the existing fixing fixture is already perfect, but the existing fixing fixture still has the following defects in actual use:

1. the heights of the clamps at two sides are usually fixed when the existing fixing clamp is used for fixing a workpiece, and as the workpiece is of different types and sizes, the clamp is possibly in a condition of being not matched with the size of the workpiece during fixing, so that the phenomenon of unstable clamping of the fixing clamp can occur, errors occur when the workpiece is processed, and the processing precision of the workpiece is reduced;

2. the existing fixing clamp usually adopts the whole plane to directly extrude for clamping and fixing when fixing a workpiece, and the fixing mode is easy to deform the workpiece due to the fact that the contact area between the clamp and the workpiece is small and the pressure is large when being applied to the workpieces with complex shapes and low strength, and meanwhile the fixing effect can be influenced.

Therefore, the existing fixing clamp cannot meet the requirement in practical use, so that there is an urgent need for an improved technology in the market to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a fixing clamp, which reduces the probability of workpiece deflection in the machining process by arranging a height adjusting assembly.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a fixing clamp which comprises a workbench, wherein the workbench is connected with a height adjusting component for adjusting the height of a workpiece, the height adjusting component is connected with a carrying plate, the workbench is connected with two accurate clamping components, the height adjusting component comprises four supporting rods, the tops of the supporting rods are fixedly connected with the workbench, the supporting rods are connected with fixing plates, the fixing plates are connected with servo motors penetrating through the fixing plates, the servo motors are connected with transmission parts for adjusting the rotating speed of subsequent parts, the transmission parts are connected with internal threaded rods, the internal threaded rods are connected with external threaded rods for lifting the outer sides of the internal threaded rods, the external threaded rods are connected with four connecting rods, and the connecting rods are connected with limiting sleeves.

Further, the accurate clamping assembly comprises a fixed plate, the fixed plate is connected with a limiting plate, the limiting plate is connected with a fixed push rod at a fixed position, the fixed push rod is connected with a movable push rod driven by electric power, the movable push rod is connected with a chuck, the chuck is connected with a plurality of telescopic rods, and each telescopic rod is connected with a rubber gasket in direct contact with a workpiece.

Further, a rectangular hole is formed in the top of the workbench, and the rectangular hole in the top of the workbench is consistent with the size of the carrying plate.

Further, the surface of the carrying plate is provided with an anti-slip layer, and the anti-slip layer on the surface of the carrying plate is made of hard rubber.

Further, the inner wall of the limit sleeve is tightly attached to the outer side of the supporting rod, and the inner wall of the limit sleeve and the outer wall of the supporting rod are polished.

Further, the expansion and contraction of each expansion rod are controlled independently, and the expansion rods are uniformly distributed on the surface of the chuck.

The utility model has the following beneficial effects:

1. according to the utility model, the height adjusting assembly is arranged, so that the workpiece can be matched with the height of the fixed furniture all the time, the fixing effect of the clamp is improved, the probability of deviation of the workpiece in the machining process is reduced, and the possible economic loss is reduced.

2. According to the utility model, by arranging the accurate clamping assembly, the workpiece with a complex shape can be uniformly stressed and fixed, the workpiece is protected while the fixing effect of the equipment is ensured, the economic loss caused by the deformation of the workpiece is prevented, and the practicability and the economical efficiency of the equipment are improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a height adjustment assembly according to the present utility model;

FIG. 3 is a schematic view of the precise clamping assembly of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a work table; 2. a height adjustment assembly; 3. a carrying plate; 4. a precision clamping assembly; 201. a support rod; 202. a fixing piece; 203. a servo motor; 204. a transmission member; 205. an internal threaded rod; 206. an external threaded rod; 207. a connecting rod; 208. a limit sleeve; 401. a fixing plate; 402. a limiting plate; 403. fixing the push rod; 404. a movable push rod; 405. a chuck; 406. a telescopic rod; 407. rubber gaskets.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1 and 2, the utility model is a fixing clamp, which comprises a workbench 1, wherein the workbench 1 is connected with a height adjusting component 2 for adjusting the height of a workpiece, the height adjusting component 2 is connected with a carrying plate 3, the workbench 1 is connected with two accurate clamping components 4, the height adjusting component 2 comprises four supporting rods 201 with tops fixedly connected with the workbench 1, the supporting rods 201 are connected with fixing plates 202, the fixing plates 202 are connected with servo motors 203 penetrating through the fixing plates 202, the servo motors 203 are connected with transmission components 204 for adjusting the rotating speed of subsequent components, the transmission components 204 are connected with internal threaded rods 205, the internal threaded rods 205 are connected with external threaded rods 206 for lifting and falling outside the internal threaded rods 205, the external threaded rods 206 are connected with four connecting rods 207, the connecting rods 207 are connected with limiting sleeves 208, and the inside of the limiting sleeves 208 are movably connected with the supporting rods 201;

according to the above technology, the heights of the clamps at two sides are usually fixed when the existing fixing clamp is used for fixing the workpiece, because the workpieces have different types and sizes, the clamp is possibly unmatched with the size of the workpiece during fixing, so that the unstable clamping phenomenon of the fixing clamp can occur, the workpiece is in error during being processed, the processing precision of the workpiece is reduced, the yield of the workpiece is affected, the servo motor 203 is used for providing power, the internal threaded rod 205 starts to rotate under the transmission effect of the transmission part 204, due to the mutually matched thread structure between the internal threaded rod 205 and the external threaded rod 206, the external threaded rod 206 can lift at the outer side of the internal threaded rod 205 when the internal threaded rod 205 rotates, the angle of the external threaded rod 206 is limited by the connecting rod 207 and the limiting sleeve 208, the external threaded rod 206 can not rotate, the lifting effect of the external threaded rod 206 is ensured, the workpiece placed at the top of the workpiece carrying plate 3 can be flexibly adjusted in height when the external threaded rod 206 lifts, the workpiece can be matched with the fixing clamp at two sides, the height of the workpiece can be matched with the fixing clamp always, the fixing furniture can be matched, the fixing effect of the fixture is improved, the fixing effect of the clamp is reduced, the possible loss of the workpiece during processing can occur, and the economic loss is reduced;

a rectangular hole is formed in the top of the workbench 1, and the rectangular hole in the top of the workbench 1 is consistent with the size of the carrying plate 3, so that the carrying plate 3 can smoothly lift at all heights;

the anti-slip layer is arranged on the surface of the carrying plate 3, and the anti-slip layer on the surface of the carrying plate 3 is made of hard rubber, so that the stability of the workpiece placed on the top of the carrying plate 3 when the workpiece is not clamped is effectively improved;

the inner wall of stop collar 208 closely laminates with the outside of bracing piece 201, and the inner wall of stop collar 208 and the outer wall of bracing piece 201 all pass through polishing, have reduced the frictional force between external screw rod 206 and the bracing piece 201 when restricting the angle of external screw rod 206, have further reduced the power that external screw rod 206 required when going up and down.

As shown in fig. 1 and 3, the precise clamping assembly 4 comprises a fixed plate 401, the fixed plate 401 is connected with a limiting plate 402, the limiting plate 402 is connected with a fixed push rod 403 at a fixed position, the fixed push rod 403 is connected with a movable push rod 404 driven by electric power, the movable push rod 404 is connected with a chuck 405, the chuck 405 is connected with a plurality of telescopic rods 406, and each telescopic rod 406 is connected with a rubber gasket 407 in direct contact with a workpiece;

according to the above technology, the existing fixing clamp usually adopts the whole plane to directly squeeze for clamping and fixing when being applied to some workpieces with complex shapes and low strength, the fixing mode is easy to deform the workpiece due to the small contact area between the clamp and the workpiece and the large pressure, the fixing effect is also influenced, the movable push rod 404 is driven by the electric power system to move in the fixed push rod 403 to change the horizontal position of the chuck 405, when the chuck 405 moves to conform to the current processing position of the workpiece, the telescopic rod 406 is displaced, the rubber gasket 407 can be contacted with the surface of the workpiece to different degrees, the workpiece with complex shape can be uniformly stressed and fixed, the workpiece is protected while the fixing effect of the equipment is ensured, the economic loss caused by the deformation of the workpiece is prevented, and the practicability and the economical efficiency of the equipment are improved;

the expansion and contraction of each expansion rod 406 is controlled independently, and the expansion rods 406 are uniformly distributed on the surface of the chuck 405, so that the device can uniformly apply force to a workpiece.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. The utility model provides a mounting fixture, includes workstation (1), its characterized in that, workstation (1) is connected with high adjusting part (2) that are used for adjusting work piece height, high adjusting part (2) are connected with and carry thing board (3), workstation (1) are connected with two accurate clamping part (4), high adjusting part (2) include four tops and bracing piece (201) that carry out fixed connection with workstation (1), bracing piece (201) are connected with stationary blade (202), stationary blade (202) are connected with and run through at inside servo motor (203) of stationary blade (202), servo motor (203) are connected with and carry out rotating speed adjustment's drive part (204) to follow-up part, drive part (204) are connected with internal thread pole (205), internal thread pole (205) are connected with external thread pole (206) that go up and down in the internal thread pole (205) outside, external thread pole (206) are connected with four connecting rods (207), connecting rod (207) are connected with stop collar (208), the inside and bracing piece (201) of stop collar (208) carry out swing joint.

2. A fixing clamp according to claim 1, characterized in that the precision clamping assembly (4) comprises a fixing plate (401), the fixing plate (401) is connected with a limiting plate (402), the limiting plate (402) is connected with a fixed push rod (403) at a fixed position, the fixed push rod (403) is connected with a movable push rod (404) driven by electric power, the movable push rod (404) is connected with a chuck (405), the chuck (405) is connected with a plurality of telescopic rods (406), and each telescopic rod (406) is connected with a rubber gasket (407) in direct contact with a workpiece.

3. A fixing clamp according to claim 1, characterized in that a rectangular hole is formed in the top of the workbench (1), and the rectangular hole in the top of the workbench (1) is identical to the size of the carrying plate (3).

4. The fixing clamp according to claim 1, wherein an anti-slip layer is arranged on the surface of the carrying plate (3), and the anti-slip layer on the surface of the carrying plate (3) is made of hard rubber.

5. The fixing clamp according to claim 1, wherein the inner wall of the limit sleeve (208) is tightly attached to the outer side of the supporting rod (201), and the inner wall of the limit sleeve (208) and the outer wall of the supporting rod (201) are polished.

6. A fixing clamp according to claim 2, characterized in that the extension and retraction of each telescopic rod (406) is individually controlled, and the telescopic rods (406) are uniformly arranged on the surface of the chuck (405).