CN222059601U

CN222059601U - Hydraulic clamp structure

Info

Publication number: CN222059601U
Application number: CN202323615963.6U
Authority: CN
Inventors: 陈长波
Original assignee: Tempel Changzhou Precision Machinery Co ltd
Current assignee: Tempel Changzhou Precision Machinery Co ltd
Priority date: 2023-12-28
Filing date: 2023-12-28
Publication date: 2024-11-26
Anticipated expiration: 2033-12-28

Abstract

The utility model discloses a hydraulic clamp structure, which relates to the technical field of clamps and comprises a base and a reference seat, wherein an oil pressure ejector rod is arranged above the reference seat, the front part of the oil pressure ejector rod is connected with a plug, a spring is arranged on the surface of the oil pressure ejector rod, a fixed block is fixedly connected above the reference seat, a first hydraulic telescopic rod is connected above the fixed block, the front part of the first hydraulic telescopic rod is connected with a pressure head through a first hinge shaft, the upper part of the pressure head is connected with a connecting block through a second hinge shaft, the device is provided with a clamping structure, when in use, after a workpiece body is placed above the reference seat, the oil pressure ejector rod is started to eject a plurality of plugs simultaneously, an internal garden is positioned, at the moment, the first hydraulic telescopic rod above the fixed block is started again to drive the pressure head to be adjusted through the first hinge shaft, the pressure head is synchronously adjusted through the second hinge shafts at two ends of the connecting block, the pressure head is enabled to fully position the workpiece body, and the pressure head is fully compressed through oil pressure.

Description

Hydraulic clamp structure

Technical Field

The utility model relates to the technical field of clamps, in particular to a hydraulic clamp structure.

Background

The hydraulic clamp is a clamp which replaces mechanical parts with hydraulic elements and realizes automatic positioning, supporting and clamping of workpieces through hydraulic control. The clamping device has the advantages of large clamping force, reliable clamping, stable work, convenient use and the like, and is widely applied to scenes such as numerical control machine tools, machining centers, automatic production lines and the like at present. The required clamp can be obtained by assembling the selected hydraulic component and the designed mechanical part together, and the prior device has some defects; such as;

When the hydraulic clamp structure is used, an operator firstly places one end of a workpiece to be processed in an installation groove, then a hydraulic system is started, a hydraulic rod starts to work, the hydraulic rod pushes a movable rod to move, the movable rod rotates under the limiting action of a connecting sheet, one end of the movable rod, which is far away from the hydraulic rod, moves downwards, so that a clamp is driven to move downwards, the clamp contacts with the workpiece, and then positioning and fixing of the workpiece are completed;

The device has some problems, the automation degree is lower when the device is used, the stability is lower when the device is used, the movable rod rotates under the limiting action of the connecting sheet, the device is inconvenient to adjust, the clamping effect is poor, and the use efficiency is lower.

We have therefore proposed a hydraulic clamp structure in order to solve the problems set out above.

Disclosure of utility model

The utility model aims to provide a hydraulic clamp structure so as to solve the problems that the clamping effect is poor and the use and adjustment are inconvenient when the hydraulic clamp structure in the market at present, which is proposed by the background technology, is used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a structure of a hydraulic clamp, which comprises a clamp body,

The hydraulic jack is arranged above the reference seat, the front of the hydraulic jack is connected with the jack, the surface of the hydraulic jack is provided with a spring, a fixed block is fixedly connected above the reference seat, a first hydraulic telescopic rod is connected above the fixed block, the front of the first hydraulic telescopic rod is connected with the pressure head through a first hinge shaft, the upper part of the pressure jack is connected with the connecting block through a second hinge shaft, and the lower part of the connecting block is connected with the fixed block through a second hinge shaft;

the reference seat is connected with the moving block through a fixed connection, the moving block is connected with the base through a sliding connection, and the lower part of the base is connected with the fixed plate through an adjusting mechanism.

As the preferable technical scheme of the utility model, the oil pressure ejector rods are annularly arrayed about the center of the reference seat, the front parts of the oil pressure ejector rods are connected with ejector heads, and the ejector heads are round.

As a preferable technical scheme of the utility model, the pressing head is in annular array with respect to the center of the reference seat, and the front part of the pressing head is in contact with the workpiece body.

As a preferable technical scheme of the utility model, the adjusting mechanism comprises a second hydraulic telescopic rod, the second hydraulic telescopic rod is connected with the inside of the fixed plate, the front part of the second hydraulic telescopic rod is connected with a second sliding block, the second sliding block is connected with the inside of the fixed plate through sliding connection, the upper part of the second sliding block is connected with a second supporting rod through a hinge shaft, the central position of the second supporting rod is connected with a first supporting rod through a hinge shaft, the upper part of the first supporting rod is connected with the first sliding block through a hinge shaft, and the first sliding block is connected with the inside of the base through sliding connection.

As a preferable technical scheme of the utility model, two ends of the second supporting rod are respectively connected with the bottom of the base and the second sliding block through a hinge shaft, and two ends of the first supporting rod are respectively connected with the first sliding block through a hinge shaft and a fixing plate.

As the preferable technical scheme of the utility model, the buckle is fixedly connected above the moving block, the buckle is symmetrically arranged about the center of the moving block, and the buckle is made of metal.

As a preferable technical scheme of the utility model, the fixing plate is connected with the outside through the bolts, the bolts are symmetrically arranged around the center of the fixing plate, and the bolts are made of metal.

Compared with the prior art, the utility model has the beneficial effects that:

1. The device is provided with a clamping structure, when the device is used, a workpiece body is placed above a reference seat, an oil pressure ejector rod is started to eject a plurality of ejection heads simultaneously, an internal garden is positioned, at the moment, a first hydraulic telescopic rod above a fixed block is started again, the first hydraulic telescopic rod drives a pressure head to adjust through a first hinge shaft, the pressure head synchronously adjusts through second hinge shafts at two ends of a connecting block, the pressure head is used for positioning the workpiece body completely, and the pressure head is pressed completely through oil pressure;

2. The device is provided with the regulation structure, can promote the movable block and slide in the base top simultaneously when using for the benchmark seat position of top is adjusted, can start the second hydraulic telescoping rod and drive the second slider and slide in the spout of fixed plate inside during the simultaneous use, and the second slider that makes passes through the hinge pin and drive the second bracing piece and adjust, makes the second bracing piece drive first bracing piece through the hinge pin and adjusts, makes first bracing piece drive first slider through the hinge pin and remove in the spout of base inside, makes the benchmark seat height of top adjust.

Drawings

FIG. 1 is a schematic view of the main section structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic side sectional view of the present utility model;

fig. 4 is a schematic side sectional view of the reference seat of the present utility model.

In the figure: 1. a base; 2. a reference base; 3. a moving block; 4. a workpiece body; 5. an oil pressure ejector rod; 6. a plug; 7. a spring; 8. a fixed block; 9. a first hydraulic telescoping rod; 10. a pressure head; 11. a first hinge shaft; 12. a connecting block; 13. a second hinge shaft; 14. a buckle; 15. a first slider; 16. a first support bar; 17. a second support bar; 18. a second slider; 19. a second hydraulic telescoping rod; 20. and a fixing plate.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: the hydraulic clamp structure comprises a base 1 and a reference seat 2, wherein an oil pressure ejector rod 5 is arranged above the reference seat 2, the oil pressure ejector rod 5 is annularly arrayed about the center of the reference seat 2, the front parts of the oil pressure ejector rods 5 are connected with ejector heads 6, the ejector heads 6 are round, the front parts of the oil pressure ejector rods 5 are connected with the ejector heads 6, the surfaces of the oil pressure ejector rods 5 are provided with springs 7, a fixed block 8 is fixedly connected above the reference seat 2, a first hydraulic telescopic rod 9 is connected above the fixed block 8, the front parts of the first hydraulic telescopic rod 9 are connected with a pressure head 10 through a first hinge shaft 11, the pressure head 10 is annularly arrayed about the center of the reference seat 2, the front parts of the pressure heads 10 are in contact with a workpiece body 4, the upper parts of the pressure heads 10 are connected with a connecting block 12 through second hinge shafts 13, and the lower parts of the connecting block 12 are connected with the fixed block 8 through second hinge shafts 13;

When the hydraulic positioning device is used, firstly, after a workpiece body 4 is placed above a reference seat 2, an oil pressure ejector rod 5 is started to eject a plurality of ejection heads 6 simultaneously, an internal garden is positioned through the oil pressure ejector rod 5 and a spring 7 on the surface, at the moment, a first hydraulic telescopic rod 9 above a fixed block 8 is started again, the first hydraulic telescopic rod 9 drives a pressure head 10 to adjust through a first hinge shaft 11, the pressure head 10 synchronously adjusts through second hinge shafts 13 at two ends of a connecting block 12, the pressure head 10 fully positions the workpiece body 4, and the pressure head is fully pressed through oil pressure;

The reference seat 2 is connected with the moving block 3 through a fixed connection, a buckle 14 is fixedly connected above the moving block 3, the buckle 14 is arranged symmetrically about the center of the moving block 3, the buckle 14 is made of metal, the moving block 3 is connected with the base 1 through a sliding connection, the lower part of the base 1 is connected with the fixed plate 20 through an adjusting mechanism, the adjusting mechanism comprises a second hydraulic telescopic rod 19, the second hydraulic telescopic rod 19 is connected with the inside of the fixed plate 20, the front part of the second hydraulic telescopic rod 19 is connected with a second sliding block 18, the second sliding block 18 is connected with the inside of the fixed plate 20 through a sliding connection, the upper part of the second sliding block 18 is connected with a second supporting rod 17 through a hinge shaft, the center position of the second supporting rod 17 is connected with a first supporting rod 16 through a hinge shaft, the upper part of the first supporting rod 16 is connected with the first sliding rod 15, the lower part of the first sliding rod 15 is connected with the inside of the base 1 through a sliding connection, the two ends of the second supporting rod 17 are respectively connected with the bottom of the base 1 through a hinge shaft and the second sliding rod 18, the two ends of the first supporting rod 16 are respectively connected with the fixed plate 20 and the first sliding rod 15 through a hinge shaft and the first sliding rod 20, the fixed plate 20 are respectively connected with the outside the fixed plate 20 through a bolt 20, and the center of the fixed plate is arranged symmetrically about the center of the bolt;

Simultaneously can promote movable block 3 and slide in base 1 top when using for the reference seat 2 position of top is adjusted, can start second hydraulic telescoping rod 19 simultaneously and drive second slider 18 and slide in the spout of fixed plate 20 inside, the second slider 18 of messenger passes through the hinge pin and drives second bracing piece 17 and adjust, make second bracing piece 17 pass through the hinge pin and drive first bracing piece 16 and adjust, make first bracing piece 16 pass through the hinge pin and drive first slider 15 and remove in the spout of base 1 inside, make the reference seat 2 height of top adjust, facilitate the use, can fix fixed plate 20 and outside through the bolt simultaneously, buckle 14 and external connection facilitate the use of movable block 3 top simultaneously.

Working principle: when the hydraulic clamp structure is used, firstly, after the workpiece body 4 is placed above the reference seat 2 in use, the oil pressure ejector rod 5 is started to eject a plurality of ejection heads 6 simultaneously, the spring 7 through the oil pressure ejector rod 5 and the surface is used for positioning an inner circle, at the moment, the first hydraulic telescopic rod 9 above the fixed block 8 is started again, the first hydraulic telescopic rod 9 drives the pressure head 10 through the first hinge shaft 11 to adjust, the pressure head 10 synchronously adjusts through the second hinge shafts 13 at two ends of the connecting block 12, the pressure head 10 completely positions the workpiece body 4, the oil pressure is completely compressed, meanwhile, the movable block 3 can be pushed to slide above the base 1 in use, the position of the reference seat 2 above is adjusted, meanwhile, the second hydraulic telescopic rod 19 can be started to drive the second slide block 18 to slide in the sliding groove inside the fixed plate 20 in use, the second slide block 18 drives the second support rod 17 through the hinge shafts, the second support rod 17 drives the first support rod 16 to adjust through the hinge shafts, the first support rod 16 drives the first slide block 15 to move in the sliding groove inside the base 1 through the hinge shafts, the height of the movable block 3 can be pushed to slide above the base 1, and the external clamp plate can be conveniently connected with the external clamp plate 20 in use, and the external clamp plate can be conveniently used for fixing the external clamp plate 20.

To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The hydraulic clamp structure comprises a base (1) and a reference seat (2);

The method is characterized in that:

The hydraulic lifting device is characterized in that an oil pressure ejector rod (5) is arranged above the reference seat (2), the front of the oil pressure ejector rod (5) is connected with the ejector head (6), a spring (7) is arranged on the surface of the oil pressure ejector rod (5), a fixed block (8) is fixedly connected above the reference seat (2), a first hydraulic telescopic rod (9) is connected above the fixed block (8), the front of the first hydraulic telescopic rod (9) is connected with the pressure head (10) through a first hinge shaft (11), the upper part of the pressure head (10) is connected with the connecting block (12) through a second hinge shaft (13), and the lower part of the connecting block (12) is connected with the fixed block (8) through a second hinge shaft (13);

The reference seat (2) is connected with the moving block (3) through fixed connection, the moving block (3) is connected with the base (1) through sliding connection, and the lower part of the base (1) is connected with the fixed plate (20) through an adjusting mechanism.

2. The hydraulic clamp structure according to claim 1, wherein the hydraulic jack (5) is arranged in a circular array with respect to the center of the reference base (2), and the jacks (6) are connected in front of the hydraulic jack (5), and the jacks (6) are circular.

3. The hydraulic clamp structure according to claim 1, characterized in that the ram (10) is arranged in a central annular array with respect to the reference base (2) and the front of the ram (10) is in contact with the workpiece body (4).

4. The hydraulic clamp structure according to claim 1, characterized in that the adjusting mechanism comprises a second hydraulic telescopic rod (19), the second hydraulic telescopic rod (19) is connected with the inside of the fixed plate (20), the front of the second hydraulic telescopic rod (19) is connected with a second sliding block (18), the second sliding block (18) is connected with the inside of the fixed plate (20) through a sliding connection, the upper part of the second sliding block (18) is connected with a second supporting rod (17) through a hinge shaft, the center position of the second supporting rod (17) is connected with a first supporting rod (16) through the hinge shaft, the upper part of the first supporting rod (16) is connected with a first sliding block (15) through the hinge shaft, and the first sliding block (15) is connected with the inside of the base (1) through a sliding connection.

5. The hydraulic clamp structure according to claim 4, wherein two ends of the second supporting rod (17) are respectively connected with the bottom of the base (1) and the second sliding block (18) through a hinge shaft, and two ends of the first supporting rod (16) are respectively connected with the first sliding block (15) through a hinge shaft and a fixing plate (20).

6. The hydraulic clamp structure according to claim 1, wherein a buckle (14) is fixedly connected above the moving block (3), the buckle (14) is arranged symmetrically with respect to the center of the moving block (3), and the buckle (14) is made of metal.

7. The hydraulic clamp structure according to claim 1, wherein the fixing plate (20) is connected to the outside through bolts, the bolts are symmetrically arranged with respect to the center of the fixing plate (20), and the bolts are made of metal.