CN216284287U

CN216284287U - Transmission test bench

Info

Publication number: CN216284287U
Application number: CN202122145764.8U
Authority: CN
Inventors: 李金龙; 童顺志; 袁国威
Original assignee: Shandong Tanaka Machinery Equipment Co ltd
Current assignee: Shandong Tanaka Machinery Equipment Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-04-12
Anticipated expiration: 2031-09-07

Abstract

The utility model relates to the technical field of transmission test equipment, in particular to a transmission test bed. The testing device comprises a box body and a testing bench, wherein the box body is fixedly connected with the testing bench through bolts, one side of the box body, which is close to the testing bench, is provided with a fixed plate, a positioning spigot is arranged on the fixed plate, a first rotating cylinder and a second rotating cylinder are arranged in the circumferential direction of the positioning spigot, and a piston rod of the first rotating cylinder and a piston rod of the second rotating cylinder are both provided with limiting parts; the test bench comprises a horizontal frame and vertical supporting legs for supporting the horizontal frame, wherein a bracket is arranged on the horizontal frame and comprises a supporting plate and supporting bolts arranged on the supporting plate. The utility model has the advantages that the fastening operation is fast and labor-saving through the arrangement of the rotary cylinder, the position deviation of the speed changer is avoided by the limiting rod, in addition, the height of the bracket can be adjusted, and the beneficial effect of high-efficiency utilization of the speed changer test bed is realized.

Description

Transmission test bench

Technical Field

The utility model relates to the technical field of transmission test equipment, in particular to a transmission test bed.

Background

Nowadays, automobiles, as the most common vehicle, increasingly affect people's productive life. The automobile is composed of many parts, in which the speed variator is a part for making the automobile obtain different traction and speed under different working conditions of starting, climbing slope, turning and accelerating, and it has the functions of changing transmission ratio and enlarging torque and rotating speed of driving wheel. The adjustment of the vehicle running speed and the running direction is realized by adjusting the gear of the transmission. The quality of transmission operability, driveability and safety directly affects the overall performance of the vehicle. Therefore, the detection of the transmission is very important. The automobile transmission test bed is a device for detecting the performance of a transmission, and through detection of various performance indexes, a transmission manufacturer can improve and optimize the transmission so as to develop a transmission product with higher quality.

Before the detection of the transmission, the transmission needs to be fixed on a test bench so as to realize the detection of the transmission and ensure the detection quality. In the prior art, a fixing plate is mainly perforated, a speed changer is fastened by a bolt, the speed changer and a test bed are connected, the manual dismounting mode is simple to operate, the manual dismounting mode is widely applied in production, the manual dismounting mode is limited, and when large-batch detection is carried out, frequent operation is very tired and the efficiency is low. Meanwhile, interfaces for butting the transmission main shaft and the test bed are different in height, when positioning and butting are carried out, only the main-flow-specification-type transmission can be tested, a plurality of transmissions with different specifications and types cannot be tested, the test beds for the transmissions with different specifications and types need to be replaced, and the use value of each test bed is greatly reduced.

Disclosure of Invention

In order to solve the problems, the utility model provides a transmission test bed which is used for positioning and fixing a transmission in a transmission test and detection process, the arrangement of a rotary cylinder enables the fastening operation to be fast and labor-saving, a limiting rod prevents the transmission from shifting, in addition, a supporting bolt arranged on a bracket can adjust the height according to the type requirement of the transmission, and the beneficial effect of efficient utilization of the transmission test bed is realized.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a transmission test bed comprises a box body and a test bed frame, wherein the box body is fixedly connected with the test bed frame through bolts, one side of the box body, which is close to the test bed frame, is provided with a fixed plate, a positioning spigot is arranged on the fixed plate, a first rotating cylinder and a second rotating cylinder are arranged in the circumferential direction of the positioning spigot, the first rotating cylinder, the second rotating cylinder and the positioning spigot are on the same straight line, and a piston rod of the first rotating cylinder and a piston rod of the second rotating cylinder are both provided with a limiting piece;

the test bench comprises a horizontal frame and vertical supporting legs for supporting the horizontal frame, a bracket is arranged on the horizontal frame and comprises a supporting plate and supporting bolts arranged on the supporting plate, bolt mounting holes matched with the supporting bolts are formed in the supporting plate, and bolt locking mechanisms are arranged on the supporting bolts.

Furthermore, the limiting part comprises a first limiting rod and a second limiting rod, the first limiting rod is vertically arranged at one end of the piston rod, the second limiting rod is adjacent to the first limiting rod, and the second limiting rod is vertically arranged with the first limiting rod.

Further, a sliding channel is respectively arranged on two sides of the horizontal frame along the moving direction of the transmission, and the bracket is connected with the sliding channel in a sliding mode.

Further, the bracket also comprises pulleys arranged on two sides of the supporting plate, and the pulleys are arranged in the sliding channel.

Furthermore, a supporting plate, a rotating shaft and a shaft connector are arranged inside the box body, the rotating shaft penetrates through the supporting plate, the shaft connector is arranged at one end, close to the positioning spigot, of the rotating shaft, and a torsion spring is sleeved on the rotating shaft between the supporting plate and the shaft connector.

Further, the inside motor that is equipped with of box the output of motor is equipped with first rotation wheel the pivot is kept away from the one end of shaft connector is equipped with the second and rotates the wheel, first rotation wheel with the second rotates the wheel and passes through the belt and connect.

Further, the rotating shaft is connected with the supporting plate through a bearing.

Furthermore, an external transmission shaft is arranged on the box body, and the external transmission shaft is connected with one end, far away from the shaft connector, of the rotating shaft through a connecting piece.

Furthermore, an electric control box is arranged on the box body, a starting button, a stopping button and an air cylinder clamping button are arranged on the electric control box, the starting button is electrically connected with the motor, the stopping button is electrically connected with the motor, and the air cylinder clamping button is electrically connected with the rotary air cylinder;

a display panel is arranged at the top of the electric control box, a rotating speed knob is arranged below the display panel, and the rotating speed knob is electrically connected with the motor;

one side of keeping away from the box on the automatically controlled box of controlling is equipped with the master switch, the master switch with start button, stop button and cylinder clamp button electricity are connected.

Compared with the prior art, the utility model has the following beneficial effects: 1. the pneumatic clamping design is adopted, so that the automation of transmission detection is realized, the transmission fixing and clamping operation is more convenient and safer, and the detection efficiency is improved.

2. Two limiting rods are designed at the port of the rotary cylinder, so that the rotary cylinder is better clamped with the transmission, stable braking of the rotary cylinder is achieved, and the transmission is completely clamped.

3. The fixed support of the transmission test bed is changed, so that the transmission test bed has the height-adjustable function, the repeated change of the test bed in the detection process is avoided, and the operability and the practicability of the transmission test bed are greatly improved.

Drawings

FIG. 1 is a schematic structural diagram of a transmission test stand according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a limiting element according to an embodiment of the utility model;

FIG. 3 is a schematic diagram of the internal structure of the case according to the embodiment of the present invention;

FIG. 4 is a rear view of the structure of FIG. 3;

description of reference numerals: 1. a fixing plate; 2. positioning a spigot; 3. a first rotary cylinder; 4. a second rotary cylinder; 5. a piston rod; 6. a horizontal frame; 7. a vertical support leg; 8. a support plate; 9. a support bolt; 10. a bolt mounting hole; 11. a bolt locking mechanism; 12. a first limit rod; 13. a second limiting rod; 14. a slide channel; 15. a pulley; 16. a support plate; 17. a rotating shaft; 18. a shaft connector; 19. a torsion spring; 20. a motor; 21. a first rotating wheel; 22. a second rotating wheel; 23. a belt; 24. a bearing; 25. the transmission shaft is externally connected; 26. a connecting member; 27. an electric control box; 2701. a start button; 2702. a stop button; 2703. a cylinder clamping button; 2704. a display panel; 2705. a rotation speed knob; 28. and (4) a master switch.

Detailed Description

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

Referring to fig. 1-4, a transmission test bed comprises a box body and a test bed frame, wherein the box body is fixedly connected with the test bed frame through bolts, a fixing plate 1 is arranged on one side, close to the test bed frame, of the box body, a positioning spigot 2 is arranged on the fixing plate 1, a first rotating cylinder 3 and a second rotating cylinder 4 are arranged on the circumferential direction of the positioning spigot 2, and the first rotating cylinder 3, the second rotating cylinder 4 and the positioning spigot 2 are on the same straight line.

The setting of revolving cylinder has changed the operation of the fixed derailleur of artificial installation, has saved the labour greatly, has practiced thrift the time, only needs the button to control once, alright in order to make derailleur and test bench clamp connection, and detection efficiency has apparent improvement than original manual mode, and the principle and the simple structure of cylinder are easy to install and maintain moreover, and is not high to user's requirement, and it is easier that the user learns its operation.

The piston rod 5 of the first rotating cylinder 3 and the piston rod 5 of the second rotating cylinder 4 are both provided with limiting parts, each limiting part comprises a first limiting rod 12 and a second limiting rod 13, the first limiting rod 12 is vertically arranged at one end of the piston rod 5, the second limiting rods 13 are arranged adjacent to the first limiting rods 12, and the second limiting rods 13 are arranged perpendicular to the first limiting rods 12.

Set up the advantage of two gag lever posts: under the condition that does not influence original use, strengthened firm effect, compress tightly through pneumatics, let the gag lever post dock the derailleur for the connection of derailleur and test bench is not only quick, steady, accurate moreover.

The test bench comprises a horizontal frame 6 and a vertical supporting leg 7 for supporting the horizontal frame 6, a bracket is arranged on the horizontal frame 6 and comprises a supporting plate 8 and a supporting bolt 9 arranged on the supporting plate 8, a bolt mounting hole 10 matched with the supporting bolt 9 is formed in the supporting plate 8, and a bolt locking mechanism 11 is arranged on the supporting bolt 9.

The effect of setting up the stay bolt: the user can adjust the height of test bench bracket as required for the main shaft of derailleur can accurate butt joint test bench's hub connection ware, can be applicable to multiple derailleur.

Along the moving direction of the transmission, two sliding channels 14 are respectively arranged at two sides of the horizontal frame 6, and the bracket is connected with the sliding channels 14 in a sliding way; the carriage further comprises pulleys 15 arranged on both sides of the pallet 8, the pulleys 15 being arranged in the slide channel 14.

The pulleys arranged on the two sides of the supporting plate improve the friction between the sliding block and the sliding channel and avoid the generation of abnormal sound.

The box is internally provided with a supporting plate 16, a rotating shaft 17 and a shaft connector 18, the rotating shaft 17 penetrates through the supporting plate 16, one end of the rotating shaft 17, which is close to the positioning spigot 2, is provided with the shaft connector 18, and a torsion spring 19 is sleeved on the rotating shaft 17 between the supporting plate 16 and the shaft connector 18.

The torsion spring on the rotating shaft is used for adjusting the clamping inaccuracy of the shaft connector and the gearbox, and is easy to be dislocated and meshed when the transmission is butted with a test bed, and the torsion spring can rebound the shaft connector by means of elasticity, so that the problem of machine abrasion caused by dislocation butt joint is solved.

The inside of the box body is provided with a motor 20, the output end of the motor 20 is provided with a first rotating wheel 21, one end of the rotating shaft 17 far away from the shaft connector 18 is provided with a second rotating wheel 22, and the first rotating wheel 21 and the second rotating wheel 22 are connected through a belt 23. An external transmission shaft 25 is arranged on the box body, and the external transmission shaft 25 is connected with one end of the rotating shaft 17 far away from the shaft connector 18 through a connecting piece 26.

The external transmission shaft is used for testing the function of the axle.

An electric control box 27 is arranged on the box body, a start button 2701, a stop button 2702 and an air cylinder clamping button 2703 are arranged on the electric control box 27, the start button 2701 is electrically connected with the motor 20, the stop button 2702 is electrically connected with the motor, and the air cylinder clamping button 2703 is electrically connected with the first rotary air cylinder 3 and the second rotary air cylinder 4; a display panel 2704 is arranged at the top of the electric control box 27, a rotating speed knob 2705 is arranged below the display panel 2704, and the rotating speed knob 2705 is electrically connected with the motor 20; the side of the electric control box 27 far away from the box body is provided with a main switch 28, and the main switch 28 is electrically connected with a start button 2701, a stop button 2702 and an air cylinder clamping button 2703.

The working principle and the process of the utility model are as follows: first, the device is connected to the power source, the main switch 28 of the electrical control box 27 is turned on, and the device is powered on, and the number 0 is displayed on the display panel 2704. Next, the tested transmission is hoisted onto the bracket, and the bracket is pushed to slide along the sliding channel 14 toward the fixing plate 1 until approaching the positioning spigot 2. Then, the bolt locking mechanism 11 is rotated to be loosened, the height of the supporting bolt 9 is adjusted to enable the central shaft of the transmission to be in butt joint with the shaft connector 18, and the bolt tightening mechanism 11 is tightened to enable the central shaft of the transmission to be in butt joint with the shaft connector 18. The cylinder clamping button 2703 is pressed down, so that the first rotating cylinder 3 and the second rotating cylinder 4 can rotate, and the first limiting rod 12 and the second limiting rod 13 clamp the transmission to clamp and fix the transmission. Finally, the start button 2701 is pressed down and the rotation speed knob 2705 is rotated to adjust the rotation speed, and when the display panel shows 0, the stop button 2702 is pressed down to turn off the main switch 28, and the test is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a derailleur test bench, includes box and test bench, its characterized in that: the box body is fixedly connected with the test bed through bolts, one side of the box body, which is close to the test bed, is provided with a fixed plate (1), a positioning spigot (2) is arranged on the fixed plate (1), a first rotating cylinder (3) and a second rotating cylinder (4) are arranged in the circumferential direction of the positioning spigot (2), the first rotating cylinder (3), the second rotating cylinder (4) and the positioning spigot (2) are arranged on the same straight line, and a piston rod (5) of the first rotating cylinder (3) and a piston rod (5) of the second rotating cylinder (4) are respectively provided with a limiting piece;

the test bench includes horizontal frame (6) and supports vertical supporting leg (7) of horizontal frame (6) be equipped with the bracket on horizontal frame (6), the bracket includes layer board (8) and sets up supporting bolt (9) on layer board (8) be equipped with on layer board (8) with bolt mounting hole (10) of supporting bolt (9) looks adaptation be equipped with bolt locking mechanism (11) on supporting bolt (9).

2. A transmission test stand according to claim 1, wherein: the limiting part comprises a first limiting rod (12) and a second limiting rod (13), the first limiting rod (12) is vertically arranged at one end of the piston rod (5), the second limiting rod (13) is adjacent to the first limiting rod (12), and the second limiting rod (13) is vertically arranged with the first limiting rod (12).

3. A transmission test stand according to claim 1, wherein: in the moving direction of the transmission, a sliding channel (14) is respectively arranged on two sides of the horizontal frame (6), and the bracket is connected with the sliding channel (14) in a sliding mode.

4. A transmission test stand according to claim 3, wherein: the bracket also comprises pulleys (15) arranged on two sides of the supporting plate (8), and the pulleys (15) are arranged in the sliding channel (14).

5. A transmission test stand according to claim 1, wherein: the box is inside to be equipped with backup pad (16), pivot (17) and hub connection ware (18), pivot (17) are worn to establish backup pad (16) pivot (17) are close to the one end of location tang (2) is equipped with hub connection ware (18) backup pad (16) with torsion spring (19) are established to cover on pivot (17) between hub connection ware (18).

6. A transmission test stand according to claim 5, wherein: the inside motor (20) that is equipped with of box the output of motor (20) is equipped with first rotation wheel (21) pivot (17) are kept away from the one end of shaft connector (18) is equipped with second rotation wheel (22), first rotation wheel (21) with second rotation wheel (22) are connected through belt (23).

7. A transmission test stand according to claim 5, wherein: the rotating shaft (17) is connected with the supporting plate through a bearing (24).

8. A transmission test stand according to claim 5, wherein: the box body is provided with an external transmission shaft (25), and the external transmission shaft (25) is connected with one end, far away from the shaft connector (18), of the rotating shaft (17) through a connecting piece (26).

9. A transmission test stand according to claim 6, wherein: an electric control box (27) is arranged on the box body, a starting button (2701), a stopping button (2702) and a cylinder clamping button (2703) are arranged on the electric control box (27), the starting button (2701) is electrically connected with the motor (20), the stopping button (2702) is electrically connected with the motor (20), and the cylinder clamping button (2703) is electrically connected with the first rotary cylinder (3) and the second rotary cylinder (4);

a display panel (2704) is arranged at the top of the electric control box (27), a rotating speed knob (2705) is arranged below the display panel (2704), and the rotating speed knob (2705) is electrically connected with the motor (20);

and a main switch (28) is arranged on one side of the electric control box (27) far away from the box body, and the main switch (28) is electrically connected with the starting button (2701), the stopping button (2702) and the cylinder clamping button (2703).