CN216706715U

CN216706715U - Machining clamping device

Info

Publication number: CN216706715U
Application number: CN202120783517.8U
Authority: CN
Inventors: 李金佩; 邢军路; 李慧亮; 蒋成峰
Original assignee: Zhengzhou University of Industrial Technology
Current assignee: Zhengzhou University of Industrial Technology
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-06-10
Anticipated expiration: 2031-04-16

Abstract

The utility model relates to the technical field of machining, in particular to a machining clamping device, which comprises a fixed plate, wherein the lower end of the fixed plate is fixedly connected with a first hinged support, the fixed plate is rotatably connected with a first connecting block through the first hinged support, a strip-shaped hole is drilled in the first connecting block, a first connecting column is arranged in the strip-shaped hole, the first connecting block is rotatably connected with a first central block through the first connecting column, a fixed block is arranged below the fixed plate, the upper end of the fixed block is fixedly connected with a second hinged support, the fixed block is rotatably connected with the first central block through the second hinged support, the lower end of the fixed plate is fixedly connected with a third hinged support, and the third hinged support is symmetrically arranged in the front and back direction, the upper clamping plate can move up and down by holding an upper handle and a lower handle, the clamping of a machining part can be realized, the device is convenient to produce and process, the production cost is reduced, and the labor intensity of workers is reduced, the clamping effect is improved, the production quality is improved, and the working efficiency is improved.

Description

Machining clamping device

Technical Field

The utility model relates to the technical field of machining, in particular to a machining clamping device.

Background

Machining means the process that changes the overall dimension or the performance of work piece through a mechanical equipment, and clamping device auxiliary operation often need be used in the machining process, and the machining clamping device class on the existing market is too single, and clamping device structure is complicated and the clamp effect is not good, is unfavorable for production operation, has improved the processing cost, has reduced production efficiency, has increased workman's intensity of labour.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problems, the utility model aims to provide a machining clamping device, which has a simplified structure, is convenient to produce and process, reduces the production cost, reduces the labor intensity of workers, improves the clamping effect, improves the production quality and improves the working efficiency.

The purpose of the utility model can be realized by the following technical scheme:

a machining clamping device comprises a fixing plate, wherein a first hinged support is fixedly connected to the lower end of the fixing plate, the fixing plate is rotatably connected with a first connecting block through the first hinged support, a strip-shaped hole is formed in the first connecting block, a first connecting column is installed in the strip-shaped hole, the first connecting block is rotatably connected with a first center block through the first connecting column, a fixing block is arranged below the fixing plate, a second hinged support is fixedly connected to the upper end of the fixing block, the fixing block is rotatably connected with the first center block through the second hinged support, a third hinged support is fixedly connected to the lower end of the fixing plate, two third hinged supports are symmetrically arranged in the front and back direction, the fixing plate is rotatably connected with second connecting blocks through the two third hinged supports respectively, the two second connecting columns are installed on the two second connecting blocks respectively, and the two second connecting blocks are rotatably connected with a second center block through the two second connecting columns respectively, the upper end fixedly connected with fourth free bearing of fixed block, and fourth free bearing longitudinal symmetry is equipped with two, the fixed plate passes through two the fourth free bearing rotates respectively to be connected in second center block.

Further, the method comprises the following steps: the fixing plate is provided with screw holes, the screw holes are symmetrically formed in the front and the back of the screw holes, the screw bolts are installed in the screw holes, the lower ends of the screw bolts are fixedly provided with lower clamping plates, and nuts are installed on the screw bolts.

Further, the method comprises the following steps: a first round hole is formed in the upper portion of the first center block in a chiseled mode, and the first connecting column is installed in the first round hole.

Further, the method comprises the following steps: and a second round hole is drilled on the second center block, and the second connecting column is arranged in the second round hole.

Further, the method comprises the following steps: the left end fixed mounting of fixed block has the punch holder, the lower extreme of punch holder with the upper end of lower plate is all carved with anti-skidding line.

Further, the method comprises the following steps: the lower clamping plate is positioned below the upper clamping plate.

Further, the method comprises the following steps: the right-hand member fixed mounting of lower plate has lower handle, the right-hand member fixed mounting of first connecting block has last handle, go up the handle with the outside of lower handle has all wrapped up the rubber sleeve.

The utility model has the beneficial effects that:

1. when in use, a worker holds the upper handle and the lower handle, the upper handle applies pressure downwards, so that the upper handle drives the first connecting block to move up and down, the first connecting block drives the first central block to move up and down through the first connecting column, the first central block drives the fixing block to move up and down through the second hinged support, meanwhile, the two second connecting blocks drive the two second central blocks to move up and down through the two second connecting columns, the two second central blocks drive the fixing block to move up and down through the two fourth hinged supports, the two second central blocks and the first central block drive the fixing block to move up and down, the upper clamping plate is fixedly connected to the left end of the fixing block, the fixing block drives the upper clamping plate to move up and down, the upper clamping plate can move up and down by holding the upper handle and the lower handle, the clamping of processing parts can be realized, the device is convenient for production and processing, the production cost is reduced, and the labor intensity of workers is reduced, the clamping effect is improved, the production quality is improved, and the working efficiency is improved.

2. The left end fixed mounting of fixed block has the punch holder, and the lower extreme of punch holder and the upper end of lower plate are all carved with anti-skidding line, can increase the lower extreme of punch holder and the lower plate upper end and the frictional force on part surface of processing, promote and press from both sides tight effect, supplementary the device normal operating.

Drawings

The utility model will be further described with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a left side view of the present invention at the stationary plate;

fig. 5 is a view of the parts at the fixing plate of the present invention.

In the figure: 1. a fixing plate; 2. a screw hole; 3. a first hinge base; 4. a first connection block; 5. a strip-shaped hole; 6. a first connecting column; 7. a first center block; 8. a second hinge base; 9. a fixed block; 10. an upper splint; 11. a lower splint; 12. a stud; 13. a nut; 14. a lower handle; 15. an upper handle; 16. a third free bearing; 17. a second connecting block; 18. a second center block; 19. a fourth free bearing; 20. a second connecting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.

Referring to fig. 1-5, the fixing plate comprises a fixing plate 1, a first hinge base 3 is fixedly connected to the lower end of the fixing plate 1, the fixing plate 1 is rotatably connected to a first connecting block 4 through the first hinge base 3, a strip-shaped hole 5 is drilled in the first connecting block 4, a first connecting post 6 is installed in the strip-shaped hole 5, the first connecting block 4 is rotatably connected to a first central block 7 through the first connecting post 6, a fixing block 9 is arranged below the fixing plate 1, a second hinge base 8 is fixedly connected to the upper end of the fixing block 9, the fixing block 9 is rotatably connected to the first central block 7 through the second hinge base 8, a third hinge base 16 is fixedly connected to the lower end of the fixing plate 1, two third hinge bases 16 are symmetrically arranged in front and back directions, the fixing plate 1 is rotatably connected to second connecting blocks 17 through two third hinge bases 16, second connecting posts 20 are respectively installed on the two second connecting blocks 17, the two second connecting blocks 17 are rotatably connected to second central blocks 18 through two second connecting posts 20, the upper end of the fixed block 9 is fixedly connected with four hinged supports 19, the number of the four hinged supports 19 is two, and the fixed plate 1 is respectively and rotatably connected to the second central block 18 through the two fourth hinged supports 19;

in this embodiment: screw 2 is dug on

fixed plate

1, and 2 front and back symmetries of screw are equipped with two, all install double-screw bolt 12 in two screws 2, the lower extreme fixed mounting of two double-screw bolts 12 has lower plate 11, all install nut 13 on two double-screw bolts 12, through rotating two nuts 13, can adjust the height of fixed block 9, punch holder 10 fixed connection is in the left end of fixed block 9, thereby can adjust the height of punch holder 10, and then the device can press from both sides the not unidimensional processing part of clamp, promote the practicality of this device.

In this embodiment: first round hole has been opened chisel to first center block 7 top, and first spliced pole 6 is installed in first round hole, through being provided with first round hole, can make first center block 7 rotate at the circumference surface of first spliced pole 6, supplementary the device normal operating.

In this embodiment: the second center block 18 is provided with a second round hole, the second connecting column 20 is arranged in the second round hole, and the second round hole can enable the second center block 18 to rotate on the circumferential surface of the second connecting column 20, so that the device can be assisted to normally operate.

In this embodiment: the left end fixed mounting of fixed block 9 has punch holder 10, and the lower extreme of punch holder 10 and the upper end of lower plate 11 are all carved with anti-skidding line, can increase the lower extreme of punch holder 10 and the frictional force on 11 upper ends of lower plate and the part surface of processing, promote and press from both sides tight effect, supplementary the device normal operating.

In this embodiment: the lower plate 11 is located the below of punch holder 10, adjusts the height of punch holder 10, holds the upper knob 15 and passes through punch holder 10 and lower plate 11 with lower handle 14, can press from both sides the processing part tight between punch holder 10 and lower plate 11, promotes the practicality of this device, improves work efficiency.

In this embodiment: the right-hand member fixed mounting of lower plate 11 has lower handle 14, and the right-hand member fixed mounting of first connecting block 4 has last handle 15, and the outside of going up handle 15 and lower handle 14 has all wrapped up the rubber sleeve, and the staff holds last handle 15 and lower handle 14, and the setting of rubber sleeve can improve the outside frictional force of last handle 15 and lower handle 14, improves staff's comfort level, promotes staff's production efficiency.

The working principle is as follows: when the clamping device is used, a worker holds the upper handle 15 and the lower handle 14, the upper handle 15 applies downward pressure, so that the upper handle 15 drives the first connecting block 4 to move up and down, the first connecting block 4 drives the first central block 7 to move up and down through the first connecting column 6, the first central block 7 drives the fixing block 9 to move up and down through the second hinged support 8, meanwhile, the two second connecting blocks 17 drive the two second central blocks 18 to move up and down through the two second connecting columns 20, the two second central blocks 18 drive the fixing block 9 to move up and down through the two fourth hinged supports 19, the two second central blocks 18 and the first central block 7 drive the fixing block 9 to move up and down, the upper clamping plate 10 is fixedly connected to the left end of the fixing block 9, the fixing block 9 drives the upper clamping plate 10 to move up and down, the upper clamping plate 10 can move up and down by holding the upper handle 15 and the lower handle 14, and clamping of a machined part can be realized, the device is convenient for produce processing, and reduction in production cost reduces workman's intensity of labour, promotes and presss from both sides tight effect, improves production quality, promotes work efficiency.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the utility model to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the utility model as defined in the following claims.

Claims

1. The utility model provides a machining clamping device, includes fixed plate (1), its characterized in that, the first free bearing of lower extreme fixedly connected with (3) of fixed plate (1), fixed plate (1) rotates through first free bearing (3) and is connected with first connecting block (4), it has bar hole (5) to cut on first connecting block (4), install first spliced pole (6) in bar hole (5), first connecting block (4) rotate through first spliced pole (6) and are connected with first center block (7), the below of fixed plate (1) is provided with fixed block (9), the upper end fixedly connected with second free bearing (8) of fixed block (9), fixed block (9) rotate through second free bearing (8) and connect in first center block (7), the lower extreme fixedly connected with third free bearing (16) of fixed plate (1), and third free bearing (16) longitudinal symmetry is equipped with two, fixed plate (1) is through two third free bearing (16) rotates respectively to be connected with second connecting block (17), two install second spliced pole (20) on second connecting block (17) respectively, two second connecting block (17) is respectively through two second spliced pole (20) rotates and is connected with second center piece (18), the upper end fixedly connected with fourth free bearing (19) of fixed block (9), and fourth free bearing (19) longitudinal symmetry is equipped with two, fixed plate (1) is through two fourth free bearing (19) rotates respectively to be connected in second center piece (18).

2. The machining clamping device according to claim 1, wherein two screw holes (2) are drilled in the fixing plate (1), the screw holes (2) are symmetrically arranged in the front and back, the two screw holes (2) are internally provided with the studs (12), the lower ends of the two studs (12) are fixedly provided with the lower clamping plate (11), and the two studs (12) are respectively provided with the nut (13).

3. A clamping device for machining operations according to claim 1, characterised in that the first central block (7) is perforated with a first circular hole above it, in which the first connecting post (6) is mounted.

4. A clamping device for machining operations according to claim 1, characterised in that said second central block (18) is pierced with a second circular hole, said second connecting stud (20) being mounted in said second circular hole.

5. A machining clamp according to claim 2, characterized in that an upper clamping plate (10) is fixedly mounted at the left end of the fixing block (9), and anti-slip lines are engraved at both the lower end of the upper clamping plate (10) and the upper end of the lower clamping plate (11).

6. A machining clamp according to claim 2, characterized in that the lower clamping plate (11) is located below the upper clamping plate (10).

7. The machining clamping device according to claim 2, wherein a lower handle (14) is fixedly mounted at the right end of the lower clamping plate (11), an upper handle (15) is fixedly mounted at the right end of the first connecting block (4), and rubber sleeves are wrapped on the outer portions of the upper handle (15) and the lower handle (14).