CN218364240U

CN218364240U - Clamp structure for automobile part test bed

Info

Publication number: CN218364240U
Application number: CN202222430159.XU
Authority: CN
Inventors: 陶水灵; 陶金顺; 陶竹林
Original assignee: Anhui Wanheng Transportation Equipment Co ltd
Current assignee: Anhui Wanheng Transportation Equipment Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-24
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a fixture structure for automobile parts test bench belongs to the automobile parts field, a fixture structure for automobile parts test bench, including the fixture platform, fixture bench top both sides fixedly connected with backup pad all is provided with the centre gripping subassembly in two sets of backup pads, the centre gripping subassembly includes the mount, mount fixed connection is inboard in the backup pad, the mount internal rotation is connected with the lead screw, threaded connection has the movable plate on the lead screw, sliding connection has the push rod on the movable plate, the one end that the movable plate was kept away from to the push rod runs through mount and fixedly connected with grip block, promotes the grip block both sides through two sets of side levers and to middle crooked, wraps up the centre gripping to the side of part, improves the centre gripping scope, is convenient for carry out the centre gripping to the part of different diameter size, improves the suitability of centre gripping.

Description

Clamp structure for automobile part test bed

Technical Field

The utility model relates to an automobile parts technical field, concretely relates to automobile parts is anchor clamps structure for test bench.

Background

The automobile tool clamp for machining the automobile parts is a device for fixing the automobile parts when the automobile parts are machined.

Publication number CN215469755U discloses a positioning fixture is used in automobile parts processing, including spare part processing platform, the second clamping component that the first clamping component that the installation symmetry set up and symmetry set up on the spare part processing platform, first clamping component and second clamping component are used for pressing from both sides tight automobile parts, the utility model discloses simple structure, convenient to use can realize the quick clamp to automobile parts, and the tight dynamics of clamp is big, can prevent that automobile parts from appearing not hard up phenomenon in the course of working, has improved automobile parts machining efficiency.

However, when the above patent is used for machining automobile parts, if the clamping assembly in the above patent is used for machining shaft parts, the contact area between the clamping assembly and the shaft parts is narrow, the clamping is not stable enough, and the clamping is not suitable for clamping shaft parts with different sizes.

SUMMERY OF THE UTILITY MODEL

In order to overcome foretell technical problem, an object of the utility model is to provide an automobile parts is anchor clamps structure for test bench, lead screw on driving two sets of centre gripping subassemblies through drive assembly rotates, the lead screw drives the movable plate and removes, the movable plate drives the push rod and promotes the grip block and remove, carry out the centre gripping to the both sides of spare part, then the movable plate slides on the push rod, the movable plate offsets with the ejector pad, promote two sets of side lever and remove, two sets of side lever promote the grip block both sides to middle bending, wrap up the centre gripping to the side of part, improve the centre gripping scope, be convenient for carry out the centre gripping to the part of different diameter sizes, improve the suitability of centre gripping.

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

a clamp structure for an automobile part test bed comprises a clamp table, wherein two sides of the top of the clamp table are fixedly connected with supporting plates, two groups of supporting plates are respectively provided with a clamping assembly, each clamping assembly comprises a fixing frame, the fixing frame is fixedly connected to the inner side of each supporting plate, a lead screw is rotatably connected in the fixing frame, a movable plate is in threaded connection with the lead screw, a push rod is slidably connected onto the movable plate, one end, far away from the movable plate, of the push rod penetrates through the fixing frame and is fixedly connected with the clamping plates, an extrusion spring is sleeved on the outer wall of the push rod, a stop block is fixedly connected to the middle of the push rod, and two ends of the extrusion spring respectively abut against the movable plate and the stop block; the movable plate is connected with two groups of side rods in a sliding manner, one ends of the two groups of side rods, which are far away from the movable plate, penetrate through the fixed frame and are abutted against the clamping plate, one ends of the side rods are fixedly connected with the push block, and the push block is abutted against the movable plate; and a driving assembly is arranged in the fixture table and is in transmission connection with the two groups of screw rods.

As a further aspect of the present invention: the driving assembly comprises a driving motor and a transmission rod, the driving motor is fixedly connected to the inner wall of the bottom of the fixture table, the transmission rod is rotatably connected to the fixture table, two ends of the transmission rod extend to the outer side of the fixture table, the driving motor is in transmission connection with the transmission rod through a bevel gear set, and two ends of the transmission rod are in transmission connection with two sets of screw rods.

As a further aspect of the present invention: the one end that the mount was kept away from to the lead screw runs through backup pad and fixedly connected with driven sprocket, the one end fixedly connected with drive link corresponds has drive sprocket, drive sprocket passes through the chain and links to each other with driven sprocket transmission.

As a further aspect of the present invention: the push rods are arranged in two groups, and the two groups of push rods are symmetrically arranged on two sides of the screw rod.

As a further aspect of the present invention: two groups of side rods are respectively arranged at two sides of the push rod.

As a further aspect of the present invention: the outer wall of the side rod is sleeved with a return spring, and two ends of the return spring respectively abut against the inner wall of the fixing frame and the push block.

As a further aspect of the present invention: one side fixedly connected with fixture block that the mount was kept away from to the grip block, fixedly connected with rubber slab on the fixture block, anti-skidding line has been seted up to the rubber slab outer wall.

The utility model has the advantages that:

the utility model discloses in, lead screw on driving two sets of centre gripping subassemblies through drive assembly rotates, and the lead screw drives the movable plate and removes, and the movable plate drives the push rod and promotes the grip block and remove, carries out the centre gripping to the both sides of spare part, then the movable plate slides on the push rod, and the movable plate offsets with the ejector pad, promotes two sets of side lever removal, and two sets of side levers promote the grip block both sides to middle crooked, wrap up the centre gripping to the side of part, improve the centre gripping scope, are convenient for carry out the centre gripping to the part of different diameter size, improve the suitability of centre gripping.

Drawings

The present invention will be further described with reference to the accompanying drawings.

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

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the internal structure of the clamping assembly of the present invention;

FIG. 4 is a schematic view of the connection structure of the clamping plate and the rubber plate of the present invention;

fig. 5 is a schematic view of the working state structure of the middle clamping plate of the present invention.

In the figure: 1. a jig stage; 2. a support plate; 3. a clamping assembly; 301. a fixed mount; 3011. a driven sprocket; 302. a screw rod; 303. moving the plate; 304. a push rod; 3041. a compression spring; 3042. a stopper; 305. a clamping plate; 3051. a clamping block; 306. a side lever; 3061. pushing a block; 3062. a return spring; 4. a drive assembly; 401. a drive motor; 402. a transmission rod; 403. a bevel gear set; 404. a drive sprocket; 405. a chain; 5. a rubber plate; 501. anti-skid lines; 6. and a positioning table.

Detailed Description

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

As shown in fig. 1-5, a fixture structure for an automobile part test bed comprises a fixture table 1, a positioning table 6 is fixedly connected in the middle of the fixture table 1, support plates 2 are fixedly connected to two sides of the top of the fixture table 1, clamping assemblies 3 are arranged on the two support plates 2, the clamping assemblies 3 comprise a fixing frame 301, the fixing frame 301 is fixedly connected to the inner side of the support plate 2, a lead screw 302 is rotatably connected to the fixing frame 301, a moving plate 303 is connected to the lead screw 302 in a threaded manner, two groups of push rods 304 are slidably connected to the moving plate 303, the two groups of push rods 304 are symmetrically arranged on two sides of the lead screw 302, one end of each push rod 304, which is far away from the moving plate 303, penetrates through the fixing frame 301 and is fixedly connected with a clamping plate 305, the clamping plate 305 is made of high-elasticity alloy, an extrusion spring 3041 is sleeved on the outer wall of each push rod 304, a stopper 3042 is fixedly connected to the middle of each push rod 304, and two ends of each extrusion spring 3041 respectively abut against the moving plate 303 and the stopper 3042; two groups of side bars 306 are connected to the moving plate 303 in a sliding manner, the two groups of side bars 306 are respectively arranged on two sides of the push rod 304, one ends of the two groups of side bars 306 far away from the moving plate 303 penetrate through the fixing frame 301 and abut against the clamping plate 305, one ends of the side bars 306 are fixedly connected with a push block 3061, and the push block 3061 abuts against the moving plate 303; the inside drive assembly 4 that is provided with of anchor clamps platform 1, drive assembly 4 includes driving motor 401 and transfer line 402, driving motor 401 fixed connection is at 1 bottom inner wall of anchor clamps platform, transfer line 402 rotates to be connected on anchor clamps platform 1, and both ends extend to the anchor clamps platform 1 outside, driving motor 401 links to each other with the transfer line 402 transmission through bevel gear group 403, the one end that mount 301 was kept away from to lead screw 302 runs through backup pad 2 and fixedly connected with driven sprocket 3011, the one end fixedly connected with drive sprocket 404 that transfer line 402 corresponds, drive sprocket 404 links to each other with driven sprocket 3011 transmission through chain 405.

As shown in fig. 3, a return spring 3062 is sleeved on the outer wall of the side bar 306, two ends of the return spring 3062 respectively abut against the inner wall of the fixed frame 301 and the push block 3061, and when the clamp is reset after the clamp is completed, the push block 3061 is pushed to reset by the tension of the return spring 3062.

As shown in fig. 4 and 5, one side fixedly connected with fixture block 3051 that mount 301 was kept away from to grip block 305, fixedly connected with rubber slab 5 on the fixture block 3051, anti-skidding line 501 has been seted up to 5 outer walls of rubber slab, through increase rubber slab 5 on grip block 305, increase and the part between frictional force, through the elasticity of rubber slab 5 self simultaneously, be convenient for drive grip block 305 and kick-back and reset.

The utility model discloses a theory of operation: when a user uses the device, a shaft part is placed on the positioning table 6, then the driving motor 401 in the driving assembly 4 is started, the driving motor 401 drives the transmission rod 402 to rotate through the bevel gear set 403, the driving sprockets 404 at two ends of the transmission rod 402 drive the two sets of driven sprockets 3011 to rotate through the chain 405, the two sets of driven sprockets 3011 respectively drive the two sets of lead screws 302 to rotate, the moving plate 303 in threaded connection with the two sets of lead screws 302 moves, the moving plate 303 pushes the clamping plate 305 to move towards the middle through the push rod 304 to clamp the part, when the clamping plate 305 is attached to the part, the lead screws 302 continue to rotate to drive the moving plate 303 to slide on the push rod 304 to press the pressing spring 3041, so that the clamping plate 305 on the push rod 304 keeps the part in a clamping state, meanwhile, the moving plate pushes the side bars 306 to move through the push blocks 3061, the two sets of side bars 306 slide on the fixing frame 301 to abut against two sides of the clamping plate 305, push the clamping plate 305 to bend inwards, so that two sides of the clamping plate 305 rotate towards the middle, so as to wrap and clamp the outer wall of the part, the contact area of the clamping plate 305 with the part is increased, the clamping area of the clamping plate 305 is improved, the stability of the clamping plate 305, and the clamping plate 305 is convenient for improving the adaptability of different diameters of the clamping parts.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The clamp structure for the automobile part test bed comprises a clamp table (1) and is characterized in that two sides of the top of the clamp table (1) are fixedly connected with supporting plates (2), two groups of supporting plates (2) are respectively provided with a clamping assembly (3), each clamping assembly (3) comprises a fixing frame (301), the fixing frames (301) are fixedly connected to the inner sides of the supporting plates (2), the fixing frames (301) are rotatably connected with screw rods (302), the screw rods (302) are connected with moving plates (303) in a threaded manner, the moving plates (303) are slidably connected with push rods (304), one ends, far away from the moving plates (303), of the push rods (304) penetrate through the fixing frames (301) and are fixedly connected with clamping plates (305), extrusion springs (3041) are sleeved on the outer walls of the push rods (304), the middle parts of the push rods (304) are fixedly connected with stop blocks (3042), and two ends of the extrusion springs (3041) respectively abut against the moving plates (303) and the stop blocks (3042); the movable plate (303) is connected with two groups of side bars (306) in a sliding manner, one ends of the two groups of side bars (306) far away from the movable plate (303) penetrate through the fixed frame (301) and abut against the clamping plate (305), one ends of the side bars (306) are fixedly connected with push blocks (3061), and the push blocks (3061) abut against the movable plate (303);

the fixture platform is characterized in that a driving assembly (4) is arranged inside the fixture platform (1), and the driving assembly (4) is in transmission connection with the two sets of screw rods (302).

2. The clamp structure for the automobile part test bed as claimed in claim 1, wherein the driving assembly (4) comprises a driving motor (401) and a driving rod (402), the driving motor (401) is fixedly connected to the inner wall of the bottom of the clamp bed (1), the driving rod (402) is rotatably connected to the clamp bed (1), two ends of the driving rod (402) extend to the outer side of the clamp bed (1), the driving motor (401) is in transmission connection with the driving rod (402) through a bevel gear set (403), and two ends of the driving rod (402) are in transmission connection with two sets of screw rods (302).

3. The clamp structure for the automobile part test bed as claimed in claim 2, wherein one end of the screw rod (302) far away from the fixed frame (301) penetrates through the support plate (2) and is fixedly connected with a driven sprocket (3011), one end of the transmission rod (402) corresponding to the end is fixedly connected with a driving sprocket (404), and the driving sprocket (404) is in transmission connection with the driven sprocket (3011) through a chain (405).

4. The clamp structure for the automobile part test bed as claimed in claim 1, wherein there are two groups of the push rods (304), and the two groups of the push rods (304) are symmetrically arranged on two sides of the screw rod (302).

5. The clamp structure for the automobile part test bed as claimed in claim 1, wherein two sets of side bars (306) are respectively disposed on both sides of the push rod (304).

6. The clamp structure for the automobile part test bed as claimed in claim 1, wherein a return spring (3062) is sleeved on an outer wall of the side rod (306), and two ends of the return spring (3062) are respectively abutted against an inner wall of the fixing frame (301) and the push block (3061).

7. The clamp structure for the automobile part test bed according to claim 1, wherein a clamping block (3051) is fixedly connected to one side of the clamping plate (305) far away from the fixing frame (301), a rubber plate (5) is fixedly connected to the clamping block (3051), and anti-skid patterns (501) are formed on the outer wall of the rubber plate (5).