CN219996494U

CN219996494U - Automobile leaf spring testing machine

Info

Publication number: CN219996494U
Application number: CN202321579272.2U
Authority: CN
Inventors: 白亮; 王丹洋; 奚黄桢; 刘景顺; 杨英; 樊茂; 刘军
Original assignee: Inner Mongolia University of Technology
Current assignee: Inner Mongolia University of Technology
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2023-11-10
Anticipated expiration: 2033-06-20

Abstract

The utility model discloses an automobile leaf spring testing machine which comprises a supporting seat, a leaf spring and a supporting plate, wherein the leaf spring is arranged on the supporting seat, a driving device is arranged on one side, close to the leaf spring, of the supporting plate, the driving device is in driving connection with the supporting plate, two sliding grooves are formed in the supporting plate and are positioned on the same longitudinal straight line, guide posts are arranged in the sliding grooves, clamping plates are in sliding fit in the sliding grooves, the clamping plates are in penetrating sliding connection with the guide posts, springs are sleeved on the guide posts between the two clamping plates, and a baffle is arranged between the two clamping plates. The automobile leaf spring testing machine is characterized in that the baffle and the traction mechanism are matched, the driving device drives the supporting plate to move to the position that the leaf spring is located between the two clamping plates, the clamping plates are automatically clamped and fixed to the leaf spring, the device has the function of automatically clamping and fixing the leaf spring, the use is convenient, the working strength of staff is reduced, and accordingly the testing efficiency is improved.

Description

Automobile leaf spring testing machine

Technical Field

The utility model relates to the technical field of leaf spring testing. In particular to an automobile leaf spring testing machine.

Background

The leaf spring is one elastic element widely used in automobile suspension, and is one elastic beam with similar strength and comprising several equal width and different length alloy spring pieces. The plate spring test device is an effective and scientific method in the development process of automobile products, and in the use process of plate spring test machines in the prior art, clamps are fixed on the plate springs in a mode of bolts and the like, so that the plate spring test device is complex in operation, time-consuming and labor-consuming, and the test efficiency is affected.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is to provide the automobile leaf spring testing machine capable of automatically clamping and fixing.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an automobile leaf spring testing machine, includes supporting seat, leaf spring and backup pad, the leaf spring is installed on the supporting seat, drive arrangement is installed to one side that the backup pad is close to the leaf spring, drive arrangement is connected with the backup pad drive, two spouts have been seted up in the backup pad, and two the spout is located same vertical straight line, be equipped with the guide post in the spout, sliding fit has the splint in the spout, splint and guide post run through sliding connection, two all overlap on the guide post between the splint and be equipped with the spring, two install the baffle between the splint, the guide slot has been seted up on the splint, baffle and guide slot sliding fit, be located between two spouts in the backup pad and install drive mechanism, splint and baffle all are connected with the drive mechanism drive, when the backup pad is close to the leaf spring, the leaf spring is pushed up the baffle and is removed along the guide slot, drives drive mechanism and pulls two splint and be close to each other to press from both sides tight leaf spring.

Above-mentioned automobile leaf spring testing machine, traction mechanism includes fixed section of thick bamboo and piston rod, piston rod fixed connection is close to one side of backup pad at the baffle, sliding seal is connected with the piston in the fixed section of thick bamboo, the piston penetrates the one end coaxial coupling of fixed section of thick bamboo with the piston rod, rotate on the backup pad inner wall and be connected with two at least spacing hooks, the hook-shaped end of spacing hook and the one end block that the fixed section of thick bamboo is close to the backup pad, the other end of spacing hook is established to the inclined strip form, just inclined strip form end and baffle drive connection.

Above-mentioned automobile leaf spring testing machine, backup pad one side is located the upper and lower side of fixed section of thick bamboo and all is equipped with the leading wheel, two the splint pass the one end of spout and all be equipped with the rope, the other end and the outer wall fixed connection of fixed section of thick bamboo of rope, rope and leading wheel winding cooperation.

Above-mentioned automobile leaf spring testing machine, the splint passes the one end card of spout and is equipped with the fixed cap, one side of fixed cap is equipped with one-way spacing tooth, backup pad one side is equipped with the rack with one-way spacing tooth looks adaptation.

The driving device comprises a transverse driving element and a longitudinal driving element, wherein the transverse driving element is arranged on one side, close to the leaf spring, of the supporting plate, the driving end of the transverse driving element is fixedly connected with the longitudinal driving element, and the driving end of the longitudinal driving element is fixedly connected with the top of the supporting plate.

The technical scheme of the utility model has the following beneficial technical effects:

the automobile leaf spring testing machine is characterized in that the baffle and the traction mechanism are matched, the driving device drives the supporting plate to move to the position that the leaf spring is located between the two clamping plates, the clamping plates are automatically clamped and fixed to the leaf spring, the device has the function of automatically clamping and fixing the leaf spring, the use is convenient, the working strength of staff is reduced, and accordingly the testing efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the connection of the driving device of the present utility model to the support plate;

FIG. 3 is a schematic cross-sectional view of the traction mechanism installation of the present utility model;

FIG. 4 is a schematic view of a structure of one side of the support plate of the present utility model;

fig. 5 is a schematic view of an exploded construction of the splint of the present utility model.

The reference numerals in the drawings are as follows: 1. a support base; 2. a leaf spring; 3. a support plate; 4. a driving device; 401. a transverse driving element; 402. a longitudinal drive element; 5. a chute; 6. a guide post; 7. a clamping plate; 8. a baffle; 9. a guide groove; 10. a traction mechanism; 1001. a fixed cylinder; 1002. a piston rod; 1003. a piston; 1004. a limit hook; 1005. a guide wheel; 1006. a rope; 11. a spring; 12. a fixing cap; 13. unidirectional limiting teeth; 14. a rack.

Detailed Description

Referring to fig. 1, an automobile leaf spring testing machine in this embodiment, please refer to fig. 1, including supporting seat 1, leaf spring 2 and backup pad 3, leaf spring 2 installs on supporting seat 1, backup pad 3 is close to one side of leaf spring 2 and installs drive arrangement 4, drive arrangement 4 and backup pad 3 drive connection, as shown in fig. 3 and fig. 4, two spouts 5 have been seted up on backup pad 3, and two spouts 5 are located same vertical straight line, be equipped with guide post 6 in spout 5, sliding fit has splint 7 in spout 5, splint 7 and guide post 6 run through sliding connection, all overlap on guide post 6 between two splint 7 and be equipped with spring 11, install baffle 8 between two splint 7, as shown in fig. 3 and fig. 5, set up guide slot 9 on splint 7, baffle 8 and guide slot 9 sliding fit, install traction mechanism 10 between two spouts 5 on the backup pad 3, splint 7 and baffle 8 all drive connection with traction mechanism 10, when drive arrangement 4 drive leaf spring 2 to be close to move, 2 get into between two splint 7, 2 top automatic drive baffle 8 moves along guide slot 9, two draw plate 7 and two clamp plate 7, clamping device's 2 have the clamping efficiency, thereby the clamping device has been moved by two clamping device to the middle part, the work has been reduced, the convenient and fast clamping device has been clamped to the middle part, the work has been convenient, the personnel has improved, and has clamped the work efficiency.

As shown in fig. 3, the traction mechanism 10 includes a fixed cylinder 1001 and a piston rod 1002, the piston rod 1002 is fixedly connected to one side of the baffle 8 near the support plate 3, a piston 1003 is connected in the fixed cylinder 1001 in a sliding and sealing manner, the piston 1003 and the piston rod 1002 penetrate into one end of the fixed cylinder 1001 and are coaxially connected, at least two limiting hooks 1004 are rotatably connected to the inner wall of the support plate 3, the hooked end of the limiting hooks 1004 is clamped with one end of the fixed cylinder 1001 near the support plate 3, the other end of the limiting hooks 1004 is in an inclined strip shape, the inclined strip end is in driving connection with the baffle 8, when the plate spring 2 abuts against the baffle 8 to move along the guide groove 9 towards the fixed cylinder 1001, the piston rod 1002 pushes the piston 1003 to slide in the fixed cylinder 1001, the gas pressure in the fixed cylinder 1001 increases, when the baffle 8 moves to trigger the inclined strip end of the limiting hooks 1004, the hooked ends of the limiting hooks 1004 release the limiting of the fixed cylinder 1001, and the fixed cylinder 1001 is moved away from the support plate 3 along the direction of the piston rod 1002 under the influence of the gas pressure.

As shown in fig. 3 and 4, a guide wheel 1005 is disposed above and below the fixed cylinder 1001 on one side of the support plate 3, ropes 1006 are disposed at one ends of the two clamping plates 7 penetrating through the sliding grooves 5, the other ends of the ropes 1006 are fixedly connected with the outer wall of the fixed cylinder 1001, the ropes 1006 are in winding fit with the guide wheel 1005, the guide wheel 1005 plays a role in guiding the ropes 1006, and when the fixed cylinder 1001 moves along the piston rod 1002 in a direction away from the support plate 3, the ropes 1006 are pulled to enable the two clamping plates 7 to move close to each other along the sliding grooves 5, so that the plate spring 2 is clamped.

As shown in fig. 4, the clamping plate 7 is provided with a fixing cap 12 through one end of the sliding groove 5, one side of the fixing cap 12 is provided with a unidirectional limiting tooth 13, one side of the supporting plate 3 is provided with a rack 14 matched with the unidirectional limiting tooth 13, the fixing cap 12 can only move towards the fixing cylinder 1001 through the matching of the unidirectional limiting tooth 13 and the rack 14, after the clamping plate 7 clamps the plate spring 2, the unidirectional limiting tooth 13 and the rack 14 are matched to limit the position of the clamping plate 7, and the weak effect of the clamping plate 7 on the test result due to the fact that the plate spring 2 is clamped by force in the test process is prevented.

As shown in fig. 2, the driving device 4 includes a transverse driving element 401 and a longitudinal driving element 402, the transverse driving element 401 is mounted on one side of the support plate 3 close to the leaf spring 2, a driving end of the transverse driving element 401 is fixedly connected with the longitudinal driving element 402, a driving end of the longitudinal driving element 402 is fixedly connected with the top of the support plate 3, the transverse driving element 401 and the longitudinal driving element 402 can be both provided as a cylinder body, and the transverse driving element 401 and the longitudinal driving element 402 are cooperatively arranged, so that transverse reciprocating motion and longitudinal reciprocating motion of the support plate 3 can be realized.

In the utility model, the working steps of the device are as follows:

1. the connecting lugs on two sides of the plate spring 2 are connected with the supporting seat 1, so that the plate spring 2 is installed on the supporting seat 1, then the transverse driving element 401 is started to enable the driving end of the transverse driving element 401 to extend, the supporting plate 3 moves towards the plate spring 2, the plate spring 2 enters between the two clamping plates 7, the plate spring 2 abuts against the baffle plate 8 to move along the guide groove 9, the piston rod 1002 pushes the piston 1003 to slide in the fixed cylinder 1001, the gas pressure in the fixed cylinder 1001 is increased, when the baffle plate 8 moves to trigger the inclined strip-shaped end of the limiting hook 1004, the limiting hook 1004 rotates, the hook-shaped end of the limiting hook 1004 releases the limit on the fixed cylinder 1001, the fixed cylinder 1001 is influenced by the gas pressure to move along the piston rod 1002 in a direction away from the supporting plate 3, the rope 1006 is pulled to enable the two clamping plates 7 to move close to each other along the sliding groove 5, the middle part of the plate spring 2 is clamped (after the clamping plates 7 clamp the plate spring 2, the matching of the unidirectional limiting teeth 13 and the racks 14 can limit the positions of the clamping plates 7), the longitudinal driving element 402 is started to enable the supporting plate 3 to swing reversely and upwards, the plate spring 2 is rocked, so that a test is performed on the plate spring 2;

2. after the test is finished, the fixing cap 12 is pulled out to release the limit of the clamping plates 7, the driving end of the transverse driving element 401 is retracted to enable the supporting plate 3 to move towards the supporting seat 1, the fixing cylinder 1001 abuts against one side of the supporting seat 1, the fixing cylinder 1001 and the supporting plate 3 move close to each other, the spring 11 drives the two clamping plates 7 to be far away from each other and not clamp the plate spring 2 any more, and the plate spring 2 is taken out.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While the obvious variations or modifications which are extended therefrom remain within the scope of the claims of this patent application.

Claims

1. The utility model provides an automobile leaf spring testing machine, its characterized in that includes supporting seat (1), leaf spring (2) and backup pad (3), leaf spring (2) are installed on supporting seat (1), one side that backup pad (3) are close to leaf spring (2) is installed drive arrangement (4), drive arrangement (4) are connected with backup pad (3) drive, two spouts (5) have been seted up on backup pad (3), and two spout (5) are located same vertical straight line, be equipped with guide post (6) in spout (5), sliding fit has splint (7) in spout (5), splint (7) and guide post (6) run through sliding connection, two all overlap on guide post (6) between splint (7) and be equipped with spring (11), two install baffle (8) between splint (7), set up guide way (9) on splint (7), baffle (8) and guide way (9) sliding fit, be located on backup pad (3) between two spouts (5) and install traction mechanism (10) and draw when being close to backup pad (2), the plate spring (2) abuts against the baffle plate (8) to move along the guide groove (9), and the traction mechanism (10) is driven to pull the two clamping plates (7) to be close to each other so as to clamp the plate spring (2).

2. The automobile leaf spring testing machine according to claim 1, wherein the traction mechanism (10) comprises a fixed cylinder (1001) and a piston rod (1002), the piston rod (1002) is fixedly connected to one side, close to the supporting plate (3), of the baffle plate (8), a piston (1003) is connected to the fixed cylinder (1001) in a sliding and sealing mode, the piston (1003) is connected with one end, penetrating into the fixed cylinder (1001), of the piston rod (1002), at least two limiting hooks (1004) are connected to the inner wall of the supporting plate (3) in a rotating mode, the hooked ends of the limiting hooks (1004) are clamped with one end, close to the supporting plate (3), of the fixed cylinder (1001), the other end of the limiting hooks (1004) is in an inclined strip shape, and the inclined strip-shaped ends are connected with the baffle plate (8) in a driving mode.

3. The automobile leaf spring testing machine according to claim 2, wherein guide wheels (1005) are arranged on one side of the supporting plate (3) and located above and below the fixed cylinder (1001), ropes (1006) are arranged at one ends of the two clamping plates (7) penetrating through the sliding grooves (5), the other ends of the ropes (1006) are fixedly connected with the outer wall of the fixed cylinder (1001), and the ropes (1006) are in winding fit with the guide wheels (1005).

4. The automobile leaf spring testing machine according to claim 1, wherein a fixing cap (12) is clamped at one end of the clamping plate (7) penetrating through the sliding groove (5), one side of the fixing cap (12) is provided with one-way limiting teeth (13), and one side of the supporting plate (3) is provided with a rack (14) matched with the one-way limiting teeth (13).

5. The automobile leaf spring testing machine according to claim 1, wherein the driving device (4) comprises a transverse driving element (401) and a longitudinal driving element (402), the transverse driving element (401) is arranged on one side, close to the leaf spring (2), of the supporting plate (3), the driving end of the transverse driving element (401) is fixedly connected with the longitudinal driving element (402), and the driving end of the longitudinal driving element (402) is fixedly connected with the top of the supporting plate (3).