CN211072693U - Clamping device for mechanical engineering - Google Patents

Abstract

The utility model belongs to the technical field of engineering devices, in particular to a clamping device for mechanical engineering. , one side of the first support plate is provided with a second support plate, the other side of the first support plate is provided with a motor, the output end of the motor passes through the first support plate, and is connected with a flange A drive screw, one end of the drive screw extends to the right and is connected with the second support plate, and guide sliding bars are provided on both sides of the drive screw. By setting the first support frame, on the one hand, the left and right movement of the clamping mechanism in the state of tightening the workpiece can be realized through the transmission screw, which solves the problem of inconvenient movement during the use of the existing mechanical engineering clamping device. The cooperation between the chute and the annular support plate can realize the rotation of the clamped workpiece under the state of tightening the workpiece.

Description

A clamping device for mechanical engineering

technical field

The utility model belongs to the technical field of engineering devices, in particular to a clamping device for mechanical engineering.

Background technique

In the process of mechanical manufacturing, it is used to fix the processing object so that it occupies the correct position to accept construction or inspection, also known as the fixture. The devices that install workpieces on the ground can be called fixtures, such as welding fixtures, inspection fixtures, assembly fixtures, machine tool fixtures, etc. Among them, machine tool fixtures are the most common, often referred to as fixtures. When machining workpieces on machine tools, in order to make the surface energy of the workpieces To meet the technical requirements of size, geometry and mutual position accuracy with other surfaces specified in the drawings, the workpiece must be installed and clamped before processing. The fixture is usually composed of positioning elements, clamping devices, tool setting guide elements, indexing devices, It consists of connecting elements and clamp bodies.

Clamping devices are used in the process of mechanical engineering to tighten and fix the workpiece, while the traditional clamps are large in size, and most of them are fixed structures, which are inconvenient to move. The traditional clamping device with single function can only clamp The workpiece in one shape causes the problem of poor versatility of the mechanical manufacturing clamping device, which is not conducive to the use and tightening of mechanical engineering.

Utility model content

In order to solve the problems raised in the above background art. The utility model provides a clamping device for mechanical engineering, which solves the problem of the existing clamping device for mechanical engineering. During the use process, the clamp is relatively large and can only clamp workpieces in one shape, resulting in the mechanical manufacturing clamping device. Less common problem.

In order to achieve the above purpose, the present invention provides the following technical solutions: a clamping device for mechanical engineering, comprising a work support plate, a support leg is provided at the bottom of the work support plate, and one side of the support leg is provided with a first A support plate, one side of the first support plate is provided with a second support plate, the other side of the first support plate is provided with a motor, the output end of the motor passes through the first support plate, and passes through the flange A drive screw is connected. One end of the drive screw extends to the right and is connected to the second support plate. Both sides of the drive screw are provided with guide sliding bars, and the top of the work support plate is provided with a first guide. A chute, the top of the first guide chute is slidably installed with a first support frame, the bottom of the first support frame is provided with a first connection block, one end of the drive screw passes through the first connection block, and is connected with the first connection block. The first connecting block is connected by transmission, and both sides of the first connecting block are provided with second connecting blocks. One end of the guide sliding rod passes through the second connecting block and is slidably connected with the second connecting block. The top of a support frame is provided with an annular chute, and the inside of the annular chute is provided with a clamping mechanism.

Preferably, the clamping mechanism includes an annular support plate, a third support plate is disposed on the top of the annular support plate, an auxiliary clamping mechanism is disposed on one side of the third support plate, and the third support plate is provided with an auxiliary clamping mechanism. The top is provided with a hydraulic pump, the output short end of the hydraulic pump is provided with a hydraulic telescopic rod, one end of the hydraulic telescopic rod is connected with a splint, and a second guide chute is arranged under the splint, and the splint is connected with the second Slide connection between guide chutes.

Preferably, the auxiliary clamping mechanism includes a second support frame, the top of the second support frame is provided with a limit tightening screw, and the bottom end of the limit tightening screw is provided with a clamping and fixing base.

Preferably, an installation chute is provided on one side of the splint, and a snap-on clamp is provided inside the installation chute.

Preferably, the surface of the snap-on clamp is provided with an arc-shaped rubber gasket.

Preferably, both ends of the top of the work support plate are provided with travel limit blocks.

Compared with the prior art, the beneficial effects of the present utility model are:

By arranging the first support frame, on the one hand, the left and right movement of the clamping mechanism in the state of tightening the workpiece can be realized through the transmission screw, which solves the problem of inconvenient movement during the use of the existing mechanical engineering clamping device. The cooperation between the chute and the annular support plate can realize the rotation of the clamped workpiece under the state of tightening the workpiece. By using the annular support plate to rotate the workpiece, the clamping of the workpiece can not be limited to a single one. It can be carried out in this state, and at the same time, the rotation adjustment operation of different needs can be carried out under the workpiece clamping, the structure is simple, and the operation is relatively simple.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the first three-dimensional structure diagram of the utility model;

Fig. 2 is the second kind of three-dimensional structure diagram of the utility model;

Fig. 3 is the structure diagram of the drive screw drive of the utility model;

FIG. 4 is a three-dimensional structural view of the clamping mechanism of the present invention.

In the figure: 1 work support plate; 2 support leg; 3 first support plate; 4 second support plate; 5 motor; 6 drive screw; 7 guide slide bar; 8 first support frame; 9 first connection block; 2 connecting blocks; 11 annular chute; 12 annular support plate; 13 third support plate; 14 hydraulic pump; 15 hydraulic telescopic rod; 16 splint; 17 installation chute; 18 snap-on clamp; 19 second guide chute; 20 The second support frame; 21 The limit tightening screw; 22 The clamping fixed base; 23 The travel limit block; 24 The first guide chute.

Detailed ways

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. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-4, the present utility model provides the following technical solutions: a clamping device for mechanical engineering, comprising a work support plate 1, a support leg 2 is provided at the bottom of the work support plate 1, and one side of the support leg 2 is provided with The first support plate 3, one side of the first support plate 3 is provided with a second support plate 4, the other side of the first support plate 3 is provided with a motor 5, the output end of the motor 5 passes through the first support plate 3, and The drive screw 6 is connected with the flange, and the first support frame 8 is provided with moving transmission through the drive screw 6. One end of the drive screw 6 extends to the right and is connected with the second support plate 4. Both sides of the drive screw 6 are A guide slide bar 7 is provided, a first guide chute 24 is provided on the top of the working support plate 1, and a first support frame 8 is slidably installed on the top of the first guide chute 24. The screw 6 realizes the left and right movement of the clamping mechanism in the state of tightening the workpiece, which solves the problem of inconvenient movement during the use of the existing mechanical engineering clamping device. One end of the screw 6 passes through the first connecting block 9 and is connected to the first connecting block 9 by transmission. Both sides of the first connecting block 9 are provided with second connecting blocks 10, and one end of the guide sliding rod 7 passes through the second connecting block 9. The block 10 is slidably connected with the second connecting block 10 . The top of the first support frame 8 is provided with an annular chute 11 , and the inside of the annular chute 11 is provided with a clamping mechanism.

Specifically, the clamping mechanism includes an annular support plate 12, the annular support plate 12 is connected with the first support frame 8 through the annular chute 11, and a third support plate 13 is provided on the top of the annular support plate 12. The third support plate One side of 13 is provided with an auxiliary clamping mechanism, the top of the third support plate 13 is provided with a hydraulic pump 14, the output short end of the hydraulic pump 14 is provided with a hydraulic telescopic rod 15, and one end of the hydraulic telescopic rod 15 is connected with a clamping plate 16, the clamping plate There is a second guide chute 19 below 16, and the splint 16 is slidably connected with the second guide chute 19. Through the cooperation between the annular chute 11 and the annular support plate 12, the workpiece can be tightened again. For the rotation of the clamped workpiece, the annular support plate 12 is used to rotate the workpiece, so that the workpiece clamping is not limited to a single state, and at the same time, different needs can be adjusted under the workpiece clamping. The operation, the knot is simple, and the operation is relatively simple.

Specifically, the auxiliary clamping mechanism includes a second support frame 20 , the top of the second support frame 20 is provided with a limit tightening screw 21 , and the bottom end of the limit tightening screw 21 is provided with a clamping and fixing base 22 , through which the limit tightening screw 21 is provided. , can perform preliminary auxiliary clamping on the clamping workpiece, help the workpiece to be fixed in the early stage, and use the limit tightening screw 21 to make the workpiece more stable in the subsequent clamping operation.

Specifically, an installation chute 17 is provided on one side of the splint 16 , and a snap-on clamp 18 is provided inside the mounting chute 17 . The structure is simple and the use is convenient. When installing or replacing the clip-on clamp 18, it can be operated conveniently, reducing the time occupied by the installation or disassembly of the clip-on clip 18, and improving the installation work of the clip-on clip 18. efficiency.

Specifically, the surface of the clip-on clamp 18 is provided with an arc-shaped rubber gasket. The arc-shaped rubber gasket can protect the workpiece and the clip-on type by the arc-shaped rubber gasket when the clip-on clamp 18 tightens the workpiece. Where the clamps 18 are in contact, the workpiece surface is prevented from being damaged during clamping.

Specifically, both ends of the top of the working support plate 1 are provided with travel limit blocks 23. The travel limit blocks 23 can limit the two ends of the first support frame 8 during the movement process, so as to prevent the first support frame 8 from moving. A support frame 8 moves and slides out of the first guide chute 24 .

The working principle and use process of the present utility model: after the utility model is installed, the position of the first support frame 8 is moved and adjusted in the left and right directions by the motor 5, and after the first support frame 8 is moved to the designated position, The workpiece is fixed and tightened in the first step by the limit tightening screw 21, and at the same time, the hydraulic pump 14 is started again, and the clamping plate 16 is pushed by the hydraulic telescopic rod 15 for subsequent clamping of the workpiece. The annular support plate 12 can clamp the workpiece. At the same time, according to the different shapes of the workpiece surface, the installation chute 17 can be pulled out, and the installation chute 17 suitable for the shape of the workpiece can be selected for replacement and use. All electrical equipment in this device is powered by an external power supply. .

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (6)

1. A clamping device for mechanical engineering, comprising a work support plate (1), characterized in that: the bottom of the work support plate (1) is provided with a support leg (2), and one of the support legs (2) is provided with a support leg (2). The side is provided with a first support plate (3), one side of the first support plate (3) is provided with a second support plate (4), and the other side of the first support plate (3) is provided with a motor ( 5), the output end of the motor (5) passes through the first support plate (3), and is connected with a drive screw (6) through a flange, one end of the drive screw (6) extends to the right, and is connected with the first support plate (3). The two support plates (4) are connected, the two sides of the drive screw (6) are provided with guide slide bars (7), and the top of the work support plate (1) is provided with a first guide slide slot (24), A first support frame (8) is slidably installed on the top of the first guide chute (24), a first connection block (9) is arranged at the bottom of the first support frame (8), and the drive screw (6) ) passes through the first connecting block (9), and is connected to the first connecting block (9) in a driving manner. Second connecting blocks (10) are provided on both sides of the first connecting block (9). One end of the guide sliding rod (7) passes through the second connecting block (10) and is slidably connected with the second connecting block (10). The top of the first support frame (8) is provided with an annular chute (11), A clamping mechanism is provided inside the annular chute (11). 2 . The clamping device for mechanical engineering according to claim 1 , wherein the clamping mechanism comprises an annular support plate ( 12 ), and a third support is provided on the top of the annular support plate ( 12 ). 3 . A plate (13), an auxiliary clamping mechanism is provided on one side of the third support plate (13), a hydraulic pump (14) is provided on the top of the third support plate (13), and the hydraulic pump (14) A hydraulic telescopic rod (15) is provided at the short output end of the hydraulic telescopic rod (15), one end of the hydraulic telescopic rod (15) is connected with a splint (16), and a second guide chute (19) is arranged under the splint (16), so The clamping plate (16) is slidably connected with the second guide chute (19). 3 . The clamping device for mechanical engineering according to claim 2 , wherein the auxiliary clamping mechanism comprises a second support frame ( 20 ), and the top of the second support frame ( 20 ) is provided with a limiter. 4 . The position tightening screw (21) is provided with a clamping and fixing base (22) at the bottom end of the limit tightening screw (21). 4 . The clamping device for mechanical engineering according to claim 2 , wherein an installation chute ( 17 ) is provided on one side of the splint ( 16 ), and the inside of the installation chute ( 17 ) A snap-on clamp (18) is provided. 5 . The clamping device for mechanical engineering according to claim 4 , wherein the surface of the snap-on clamp ( 18 ) is provided with an arc-shaped rubber gasket. 6 . 6 . The clamping device for mechanical engineering according to claim 1 , wherein both ends of the top of the working support plate ( 1 ) are provided with travel limit blocks ( 23 ). 7 .

Images