CN216991532U

CN216991532U - Clamping device is used in metal casting processing

Info

Publication number: CN216991532U
Application number: CN202123259083.0U
Authority: CN
Inventors: 陈德明
Original assignee: Nantong Jianghai Metal Science And Technology Develop Co ltd
Current assignee: Nantong Jianghai Metal Science And Technology Develop Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-07-19
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a clamping device for metal casting machining, which comprises a workbench, wherein a pressure plate support is fixedly arranged on the workbench, a pressure plate is movably arranged on the pressure plate support and can rotate on the pressure plate support, when one end of the pressure plate is very high, the other end of the pressure plate rotates downwards, one end, close to the middle of the workbench, of the pressure plate is rotatably provided with a rolling shaft, an inclined block is movably arranged on the workbench and can move towards the direction close to/far away from the pressure plate support, the upper surface of the inclined block is inclined, and one end, close to the pressure plate support, of the upper surface of the inclined block is lower. The clamp has small volume, is suitable for clamping small metal castings for machining, is easy to move, and can be suitable for different occasions; meanwhile, the utility model does not need to use power devices such as hydraulic or electric power and the like, and an operator only needs to rotate the rotating handle so as to push the inclined block to rotate the pressure plate, so that the pressure plate can clamp the metal casting to be processed, and the structure is simple and the operation is convenient.

Description

Clamping device is used in metal casting processing

Technical Field

The utility model belongs to the technical field of clamps, and particularly relates to a clamping device for metal casting machining.

Background

The clamping device for processing the metal casting is a device for assisting in processing the metal casting, and when the clamping device is used, the metal casting to be processed is placed on the clamping device, and the clamping device is operated to clamp the metal casting, so that the metal casting cannot shake in the processing process.

However, the common clamping device for machining metal castings in the market is usually large in size, cannot move and is not suitable for machining metal castings with small size, and the common clamping device for machining metal castings is complex in structure, needs hydraulic pressure or electric power to drive the clamping device to fix the metal castings and is high in cost.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the clamping device for processing the metal casting, which effectively solves the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a clamping device for processing metal castings comprises a workbench, a pressure plate bracket is fixedly arranged on the workbench, a pressure plate is movably arranged on the pressure plate bracket and can rotate on the pressure plate bracket, when one end of the pressing plate is very high, the other end of the pressing plate rotates downwards, one end of the pressing plate close to the middle of the workbench is rotatably provided with a rolling shaft, the workbench is movably provided with an inclined block which can move towards the direction close to/far away from the pressure plate bracket, the upper surface of the inclined block is inclined, the upper surface of the inclined block is lower than one end close to the pressure plate bracket, one end of the inclined block far away from the pressure plate bracket is movably provided with a push block, a stop block is fixedly arranged on the higher side of the workbench close to the inclined block, a threaded rod penetrates through the stop block, and threaded connection between threaded rod and the dog, the one end that the ejector pad was kept away from to the threaded rod has cup jointed changes the handle.

Preferably, the workbench is provided with two first grooves which are parallel to each other, the bottoms of the inclined blocks are fixedly provided with mutually parallel convex blocks, the convex blocks are inserted into the first grooves and can slide in the first grooves, and one ends of the inclined blocks, which are far away from the middle of the workbench, are provided with clamping grooves.

Preferably, a rotating shaft is movably mounted between the pressing plate support and the pressing plate, an installation groove with an upward opening is formed in the upper end of the pressing plate support, the pressing plate is located in the installation groove, two ends of the rotating shaft are fixedly connected to the side wall of the installation groove, and the rotating shaft penetrates through the pressing plate.

Preferably, a rotating shaft is movably arranged between the pressing plate and the rolling shaft.

Preferably, a threaded hole is formed in the stop block, an internal thread is arranged on the inner wall of the threaded hole, an external thread is arranged on the surface of the threaded rod, and the internal thread and the external thread are matched with each other.

Preferably, a square block is fixedly installed at one end of the threaded rod, a sleeve is fixedly installed on one surface, close to the threaded rod, of the rotating handle, and a second groove matched with the square block is formed in the sleeve.

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

1) the clamp is small in size, suitable for clamping in small metal casting machining, easy to move and suitable for different occasions;

2) the utility model does not need to use power devices such as hydraulic or electric power and the like, and an operator only needs to rotate the rotating handle so as to push the inclined block to rotate the pressure plate, so that the pressure plate can clamp the metal casting to be processed, and the utility model has simple structure and convenient operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the swash block structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the swash block according to the present invention;

FIG. 4 is a schematic view of a threaded rod of the present invention;

fig. 5 is a schematic view of the sleeve mechanism of the present invention.

In the figure: 1. a work table; 2. a platen bracket; 3. a sloping block; 4. pressing a plate; 5. a rotating shaft; 6. a roller; 7. a rotating shaft; 8. a first groove; 9. pushing a block; 10. a stopper; 11. a threaded rod; 12. turning a handle; 13. a sleeve; 14. a threaded hole; 31. a card slot; 32. a bump; 111. a square block; 112. an external thread; 131. a second groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in figures 1-5, the utility model discloses a clamping device for processing a metal casting, which comprises a workbench 1, wherein a pressure plate bracket 2 is fixedly arranged on the workbench 1, a pressure plate 4 is movably arranged on the pressure plate bracket 2, the pressure plate 4 can rotate on the pressure plate bracket 2, when one end of the pressure plate 4 is very high, the other end of the pressure plate 4 rotates downwards, one end of the pressure plate 4 close to the middle of the workbench 1 is rotatably provided with a roller 6, an inclined block 3 is movably arranged on the workbench 1, the inclined block 3 can move towards the direction close to/far away from the pressure plate bracket 2, the upper surface of the inclined block 3 is inclined, one end of the upper surface of the inclined block 3 close to the pressure plate bracket 2 is lower, one end of the inclined block 3 far away from the pressure plate bracket 2 is movably provided with a push block 9, one side of the workbench 1 close to the higher side of the inclined block 3 is fixedly provided with a stop block 10, a threaded rod 11 penetrates through the stop block 10, and the threaded rod 11 is in threaded connection with the stop block 10, and one end of the threaded rod 11, which is far away from the push block 9, is sleeved with a rotating handle 12.

Two first recesses 8 that are parallel to each other are seted up to

workstation

1, 3 bottom fixed mounting of sloping block has the lug 32 that is parallel to each other, and lug 32 inserts in first recess 8, and lug 32 can slide in first recess 8, can ensure the stable removal of sloping block 3 on workstation 1, and draw-in groove 31 has been seted up to the one end of sloping block 3 in the middle of keeping away from workstation 1 for ejector pad 9 can be stable fix in sloping block 3.

Movable mounting has pivot 5 between clamp plate support 2 and the clamp plate 4, and the ascending mounting groove of opening has been seted up to the upper end of clamp plate support 2, and clamp plate 4 is located the mounting groove, and the both ends rigid coupling of pivot 5 is on the lateral wall of mounting groove, and pivot 5 passes clamp plate 4, can ensure the reliability of being connected between clamp plate support 2 and the clamp plate 4.

A rotating shaft 7 is movably mounted between the pressing plate 4 and the rolling shaft 6, the use of the rotating shaft 7 plays a supporting role for the rolling shaft 9, and when the roller shaft 9 is pushed by the inclined block 3, the friction coefficient between the rolling shaft and the inclined block is reduced, the roller shaft can be pushed by only small force, and the burden of an operator is reduced.

The check block 10 is provided with a threaded hole 14, an inner thread is arranged on the inner wall of the threaded hole 14, an outer thread 112 is arranged on the surface of the threaded rod 11, the inner thread and the outer thread 112 are matched with each other, and when the metal casting is clamped by the operation pressing plate 4, an operator can still keep the metal casting in a clamping state when the rotating handle is not rotated any more.

One end fixed mounting of threaded rod 11 has square 111, it has sleeve 13 to change 12 one side fixed mounting who is close to threaded rod 11, set up on the sleeve 13 with square 111 complex second recess 131, be clearance fit between square 111 and the sleeve 131, square 111 and sleeve 13's use, can let threaded rod 11 rotate easily, it utilizes the lever principle to change 12 simultaneously, operating personnel only needs less power just can press from both sides tight metal casting, after clamping device presss from both sides tight metal casting, can take down and change 12, prevent that the maloperation from unclamping clamping device.

When the metal casting clamping device is used, a metal casting is placed on the workbench 1 below the pressing plate 4, the sleeve 13 on the rotating handle 12 is sleeved on the square block 111, one end, far away from the square block 111, of the threaded rod 11 is aligned with the threaded hole 14 of the stop block 10, the rotating handle 12 is rotated, the threaded rod 14 enters the threaded hole 14 of the stop block 10, the rotating handle 12 is continuously rotated, one end of the threaded rod 11 pushes the push block 9, the inclined block 3 is pushed to move along the first groove 8, the rolling shaft 6 rotates, one end, close to the rolling shaft 6, of the pressing plate 4 is jacked upwards, one end, close to the metal casting, of the pressing plate 4 clamps the metal casting downwards, the clamped metal casting is shaken by hands, when the metal casting cannot be shaken, the rotating handle 12 is stopped, and at the same time, the metal casting is completely clamped.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clamping device is used in metal casting processing, includes workstation (1), its characterized in that: the workbench (1) is fixedly provided with a pressing plate support (2), the pressing plate support (2) is movably provided with a pressing plate (4), the pressing plate (4) can rotate on the pressing plate support (2), when one end of the pressing plate (4) is very high, the other end of the pressing plate (4) rotates downwards, one end, close to the middle of the workbench (1), of the pressing plate (4) is rotatably provided with a rolling shaft (6), the workbench (1) is movably provided with an inclined block (3), the inclined block (3) can move towards the direction close to/far away from the pressing plate support (2), the upper surface of the inclined block (3) is inclined, one end, close to the pressing plate support (2), of the upper surface of the inclined block (3) is lower, one end, far away from the pressing plate support (2), of the inclined block (3) is movably provided with a push block (9), the workbench (1) is fixedly provided with a stop block (10) close to the higher side of the inclined block (3), the screw rod (11) penetrates through the stop block (10), the screw rod (11) is in threaded connection with the stop block (10), and the rotating handle (12) is sleeved at one end, far away from the push block (9), of the screw rod (11).

2. The clamping device for metal casting machining according to claim 1, characterized in that: two first recesses (8) that are parallel to each other are seted up in workstation (1), sloping block (3) bottom fixed mounting has lug (32) that are parallel to each other, and lug (32) insert in first recess (8), and lug (32) can slide in first recess (8), draw-in groove (31) have been seted up to the one end in the middle of workstation (1) is kept away from in sloping block (3).

3. The clamping device for metal casting machining according to claim 1, characterized in that: movable mounting has pivot (5) between clamp plate support (2) and clamp plate (4), the ascending mounting groove of opening has been seted up to the upper end of clamp plate support (2), and clamp plate (4) are located in the mounting groove, the both ends rigid coupling of pivot (5) is on the lateral wall of mounting groove, and pivot (5) pass clamp plate (4).

4. The clamping device for metal casting machining according to claim 1, characterized in that: a rotating shaft (7) is movably arranged between the pressing plate (4) and the rolling shaft (6).

5. The clamping device for metal casting machining according to claim 1, characterized in that: the threaded rod (11) is characterized in that a threaded hole (14) is formed in the stop block (10), an internal thread is arranged on the inner wall of the threaded hole (14), an external thread (112) is arranged on the surface of the threaded rod (11), and the internal thread and the external thread (112) are matched with each other.

6. The clamping device for metal casting machining according to claim 1, characterized in that: one end fixed mounting of threaded rod (11) has square (111), change one side fixed mounting that (12) are close to threaded rod (11) and have sleeve (13), seted up on sleeve (13) with square (111) complex second recess (131).