CN216000070U

CN216000070U - Clamping device for polishing and grinding vehicle frame

Info

Publication number: CN216000070U
Application number: CN202122690969.4U
Authority: CN
Inventors: 刘建刚
Original assignee: Tianjin Kuanfu Bicycle Co ltd
Current assignee: Tianjin Kuanfu Bicycle Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-03-11
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a frame polishing is polished and is used clamping device relates to frame processing technology field. The utility model discloses a workstation and support base, the bottom of workstation is provided with elevating system, and elevating system is used for adjusting the workstation height, and the top of workstation is provided with a plurality of fixture, and fixture is used for the centre gripping frame, and elevating system includes first mount, second mount, pneumatic cylinder, head rod, second connecting rod and first round pin that rotates. The utility model discloses an elevating system's structural design for worker people can be according to the height of self height adjustment workstation when polishing to the frame, and then improved the practicality of this device, through fixture's structural design, make worker people can make things convenient for more and stable centre gripping fixed when carrying out the centre gripping to the frame, promote work efficiency.

Description

Clamping device for polishing and grinding vehicle frame

Technical Field

The utility model belongs to the technical field of the frame processing, especially, relate to a frame polishing is polished and is used clamping device.

Background

With the gradual improvement of living standard of people, automobiles are not as far away as the past, and the condition that families own the automobiles is very common now. The demand of automobiles in the market is increasing day by day, in the existing automobile production process, an automobile frame is generally formed by cutting a metal plate into a certain length by workers firstly, then welding the metal plate together, then clamping and fixing the frame by using a clamping device, and polishing and grinding a welding seam and a flaw by using a grinder held by the workers;

however, the height of the workbench is often inconvenient to adjust by the clamping device for polishing and grinding the existing vehicle frame, so that workers cannot adjust the height of the workbench according to the height of the workers when grinding the vehicle frame, and the vehicle frame is often inconvenient to clamp and fix stably and quickly, thereby affecting the working efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frame polishing is polished and is used clamping device to solve current problem: the height of a workbench is often inconveniently adjusted in the polishing and grinding process of the conventional clamping device for polishing and grinding the frame, so that workers cannot adjust the height of the workbench according to the height of the workers when grinding the frame.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the utility model provides a frame polishing is polished and is used clamping device, includes workstation and support base, the bottom of workstation is provided with elevating system, elevating system is used for adjusting the workstation height, the top of workstation is provided with a plurality of fixture, fixture is used for the centre gripping frame.

Further, elevating system includes first mount, second mount, pneumatic cylinder, head rod, second connecting rod and first round pin of rotating, the first mount of bottom fixedly connected with of workstation, the top fixedly connected with second mount of support base, the top of supporting the base is through the bolt fastening there is the pneumatic cylinder, the output and the workstation fixed connection of pneumatic cylinder, the inside both sides of first mount are all rotated and are connected with the second connecting rod, two the other end and the second mount sliding connection of second connecting rod, the inside both sides of second mount are all rotated and are connected with the head rod, two the other end and the first mount sliding connection of head rod, the head rod rotates through first round pin with the middle part of second connecting rod and is connected.

Furthermore, the lifting mechanism also comprises a first sliding block, a second sliding block, a first rotating block and a second rotating block, one end of the first connecting rod close to the first fixed frame is fixedly connected with a first sliding block, one end of the first connecting rod close to the second fixed frame is fixedly connected with a first rotating block, one end of the second connecting rod close to the second fixed frame is fixedly connected with a second sliding block, one end of the second connecting rod close to the first fixed frame is fixedly connected with a second rotating block, the two sides of the interior of the first fixed frame are respectively provided with a sliding groove corresponding to the first sliding block, one end of the first connecting rod is respectively connected with the sliding groove and the first fixed frame in a sliding way through the first sliding block, two sides of the inner part of the second fixed mount are also provided with sliding grooves corresponding to the second sliding block, one end of the second connecting rod is connected with the sliding groove and the second fixing frame in a sliding mode through the second sliding block.

Furthermore, the clamping mechanisms comprise driving motors, threaded transmission rods, first clamping plates, second clamping plates, first transmission rods and second transmission rods, the bottom of the workbench is fixedly connected with a driving motor, a second clamping plate is fixed at the top of the workbench and positioned at the top of the driving motor, the top of the second clamping plate is rotatably connected with a threaded transmission rod, and the output end of the driving motor penetrates through the workbench to be fixed with the first connecting rod and the threaded transmission rod, the top of the outer side of the threaded transmission rod is in threaded connection with a first clamping plate, one side of the inner part of the first clamping plate is in sliding connection with a first transmission rod, the other end of the first transmission rod is rotationally connected with the second clamping plate, one side of the inner part of the second clamping plate is connected with the second transmission rod in a sliding way, the other end of the second transmission rod is rotatably connected with the first clamping plate, and the first transmission rod is rotatably connected with the second transmission rod.

Furthermore, the bottom of the supporting base is provided with a non-slip mat, and the non-slip mat is made of rubber.

Furthermore, a through hole is formed in the middle of each of the first transmission rod and the second transmission rod, a second rotating pin is rotatably connected inside the through hole, and the first transmission rod and the second transmission rod are rotatably connected through the second rotating pin.

The utility model discloses following beneficial effect has:

1. the utility model discloses an elevating system's structural design for worker people can be according to the height of self height adjustment workstation when polishing to the frame, and then improved the practicality of this device.

2. The utility model discloses a fixture's structural design for worker people can make things convenient for more and stable centre gripping fixed when carrying out the centre gripping to the frame, promote work efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic sectional view of the worktable and the supporting base of the present invention;

fig. 3 is a schematic view of a part of the lifting mechanism of the present invention;

fig. 4 is a schematic structural view of the clamping mechanism of the present invention;

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

In the drawings, the components represented by the respective reference numerals are listed below:

1. a work table; 2. a support base; 3. a first fixing frame; 4. a second fixing frame; 5. a hydraulic cylinder; 6. a first connecting rod; 7. a second connecting rod; 8. a first rotation pin; 9. a first slider; 10. a second slider; 11. a first rotating block; 12. a second turning block; 13. a drive motor; 14. a threaded drive link; 15. a first splint; 16. a second splint; 17. a first drive lever; 18. a second transmission rod; 19. a second rotation pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model relates to a clamping device for polishing and grinding a frame, which comprises a workbench 1 and a supporting base 2, wherein the bottom of the workbench 1 is provided with a lifting mechanism for adjusting the height of the workbench 1, the top of the workbench 1 is provided with a plurality of clamping mechanisms for clamping the frame;

specifically, the lifting mechanism comprises a first fixing frame 3, a second fixing frame 4, a hydraulic cylinder 5, a first connecting rod 6, a second connecting rod 7 and a first rotating pin 8, the bottom of the workbench 1 is fixedly connected with the first fixing frame 3, the top of the supporting base 2 is fixedly connected with the second fixing frame 4, the top of the supporting base 2 is fixedly provided with the hydraulic cylinder 5 through bolts, the output end of the hydraulic cylinder 5 is fixedly connected with the workbench 1, the two sides inside the first fixing frame 3 are both rotatably connected with the second connecting rod 7, the other ends of the two second connecting rods 7 are slidably connected with the second fixing frame 4, the two sides inside the second fixing frame 4 are both rotatably connected with the first connecting rod 6, the other ends of the two first connecting rods 6 are slidably connected with the first fixing frame 3, the middle parts of the first connecting rods 6 and the second connecting rods 7 are rotatably connected through the first rotating pin 8, the lifting of the workbench 1 can be controlled by the starting and closing of the hydraulic cylinder 5, the height of the workbench 1 can be adjusted more conveniently;

in detail, the lifting mechanism further comprises a first sliding block 9, a second sliding block 10, a first rotating block 11 and a second rotating block 12, wherein one end of the first connecting rod 6 close to the first fixing frame 3 is fixedly connected with the first sliding block 9, one end of the first connecting rod 6 close to the second fixing frame 4 is fixedly connected with the first rotating block 11, one end of the second connecting rod 7 close to the second fixing frame 4 is fixedly connected with the second sliding block 10, one end of the second connecting rod 7 close to the first fixing frame 3 is fixedly connected with the second rotating block 12, two sides inside the first fixing frame 3 are respectively provided with a sliding groove corresponding to the first sliding block 9, one end of the first connecting rod 6 is respectively in sliding connection with the sliding groove and the first fixing frame 3 through the first sliding block 9, two sides inside the second fixing frame 4 are also respectively provided with a sliding groove corresponding to the second sliding block 10, one end of the second connecting rod 7 is respectively in sliding connection with the sliding groove and the second fixing frame 4 through the second sliding block 10, the included angle between the first connecting rod 6 and the second connecting rod 7 can be changed by starting the hydraulic cylinder 5, so that the height of the workbench 1 can be changed more conveniently;

in detail, the clamping mechanisms all comprise a driving motor 13, a threaded transmission rod 14, a first clamping plate 15, a second clamping plate 16, a first transmission rod 17 and a second transmission rod 18, the driving motor 13 is fixedly connected to the bottom of the workbench 1, the second clamping plate 16 is fixedly arranged at the top of the workbench 1 and positioned at the top of the driving motor 13, the threaded transmission rod 14 is rotatably connected to the top of the second clamping plate 16, the output end of the driving motor 13 penetrates through the workbench 1 to be fixed with the first connecting rod 6 and the threaded transmission rod 14, the first clamping plate 15 is in threaded connection with the top of the outer side of the threaded transmission rod 14, the first transmission rod 17 is in sliding connection with one side inside the first clamping plate 15, the other end of the first transmission rod 17 is rotatably connected with the second clamping plate 16, the second transmission rod 18 is in sliding connection with one side inside the second clamping plate 16, and the other end of the second transmission rod 18 is rotatably connected with the first clamping plate 15, the first transmission rod 17 is rotatably connected with the second transmission rod 18, and the driving motor 13 is started to change the angle between the first transmission rod 17 and the second transmission rod 18, so that the frame can be better clamped and fixed;

preferably, the bottom of the supporting base 2 is provided with an anti-slip pad made of rubber, and the stability of the device is improved through the arrangement of the anti-slip pad;

specifically, the through holes are formed in the middle of the first transmission rod 17 and the middle of the second transmission rod 18, the second rotating pin 19 is rotatably connected inside the through holes, the first transmission rod 17 and the second transmission rod 18 are rotatably connected through the second rotating pin 19, and the first transmission rod 17 and the second transmission rod 18 can rotate more smoothly through the second rotating pin 19.

One specific application of this embodiment is: when a user uses the device, firstly, an external power supply is connected to the device, so that the device can be powered on, when the frame is clamped before polishing and grinding, two sides of the frame are respectively placed on two sides of the top of the workbench 1 and positioned between the first clamping plate 15 and the second clamping plate 16, then the driving motor 13 is started to drive the threaded transmission rod 14 to rotate, the threaded transmission rod 14 is in threaded connection with the first clamping plate 15, so that the first clamping plate 15 is driven to move when the threaded transmission rod 14 rotates, the first clamping plate 15 drives one end of the first transmission rod 17 and one end of the second transmission rod 18 to slide, so that the angle between the first transmission rod 17 and the second transmission rod 18 is changed, the first clamping plate 15 is made to approach the second clamping plate 16, and the frame is clamped;

when the machining height needs to be adjusted, the hydraulic cylinder 5 is started, the output end of the hydraulic cylinder 5 extends out or retracts, the first sliding block 9 and the second sliding block 10 are made to slide in the sliding grooves formed in the first fixing frame 3 and the second fixing frame 4 respectively, the angle between the first connecting rod 6 and the second connecting rod 7 is made to change, the height of the workbench 1 can be stably adjusted, the height of workers can adjust the workbench 1 according to the self requirement, and the practicability of the device is enhanced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 invention. 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 preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a frame polishing is polished and is used clamping device, includes workstation (1) and support base (2), its characterized in that: the bottom of workstation (1) is provided with elevating system, elevating system is used for adjusting workstation (1) height, the top of workstation (1) is provided with a plurality of fixture, fixture is used for the centre gripping frame.

2. The clamping device for polishing and grinding the frame as claimed in claim 1, wherein: the lifting mechanism comprises a first fixing frame (3), a second fixing frame (4), a hydraulic cylinder (5), a first connecting rod (6), a second connecting rod (7) and a first rotating pin (8), the bottom of the workbench (1) is fixedly connected with the first fixing frame (3), the top of the supporting base (2) is fixedly connected with the second fixing frame (4), the top of the supporting base (2) is fixed with the hydraulic cylinder (5) through bolts, the output end of the hydraulic cylinder (5) is fixedly connected with the workbench (1), the two sides of the inner part of the first fixing frame (3) are both rotatably connected with the second connecting rod (7), the other ends of the two second connecting rods (7) are slidably connected with the second fixing frame (4), the two sides of the inner part of the second fixing frame (4) are both rotatably connected with the first connecting rod (6), and the other ends of the two first connecting rods (6) are slidably connected with the first fixing frame (3), the middle parts of the first connecting rod (6) and the second connecting rod (7) are rotatably connected through a first rotating pin (8).

3. The clamping device for polishing and grinding the frame as claimed in claim 2, wherein: the lifting mechanism further comprises a first sliding block (9), a second sliding block (10), a first rotating block (11) and a second rotating block (12), wherein the first sliding block (9) is fixedly connected to one end, close to the first fixing frame (3), of the first connecting rod (6), the first rotating block (11) is fixedly connected to one end, close to the second fixing frame (4), of the first connecting rod (6), the second sliding block (10) is fixedly connected to one end, close to the second fixing frame (4), of the second connecting rod (7), the second rotating block (12) is fixedly connected to one end, close to the first fixing frame (3), of the second connecting rod (7), sliding grooves corresponding to the first sliding blocks (9) are formed in two sides of the inner portion of the first fixing frame (3), one end of the first connecting rod (6) is connected with the sliding grooves and the first fixing frame (3) in a sliding mode through the first sliding block (9), the inside both sides of second mount (4) also all seted up the sliding tray that corresponds with second sliding block (10) position, the one end of second connecting rod (7) all passes through second sliding block (10) and sliding tray and second mount (4) sliding connection.

4. The clamping device for polishing and grinding the frame as claimed in claim 1, wherein: the clamping mechanism comprises a driving motor (13), a threaded transmission rod (14), a first clamping plate (15), a second clamping plate (16), a first transmission rod (17) and a second transmission rod (18), the bottom of the workbench (1) is fixedly connected with the driving motor (13), the top of the workbench (1) and the top of the driving motor (13) are fixedly provided with the second clamping plate (16), the top of the second clamping plate (16) is rotatably connected with the threaded transmission rod (14), the output end of the driving motor (13) penetrates through the workbench (1) and is fixed with the first connecting rod (6) and the threaded transmission rod (14), the top of the outer side of the threaded transmission rod (14) is connected with the first clamping plate (15) in a threaded manner, one side of the inner part of the first clamping plate (15) is connected with the first transmission rod (17) in a sliding manner, the other end of the first transmission rod (17) is connected with the second clamping plate (16) in a rotating manner, the equal sliding connection in one side of second splint (16) inside has second transfer line (18), the other end of second transfer line (18) all rotates with first splint (15) to be connected, just first transfer line (17) and second transfer line (18) rotate to be connected.

5. The clamping device for polishing and grinding the frame as claimed in claim 1, wherein: the bottom of the supporting base (2) is provided with an anti-slip pad, and the anti-slip pad is made of rubber.

6. The clamping device for polishing and grinding the frame as claimed in claim 4, wherein: the middle parts of the first transmission rod (17) and the second transmission rod (18) are provided with through holes, the inner parts of the through holes are rotatably connected with second rotating pins (19), and the first transmission rod (17) and the second transmission rod (18) are rotatably connected through the second rotating pins (19).