CN212059321U

CN212059321U - Test equipment for simulating automobile gear shifting system

Info

Publication number: CN212059321U
Application number: CN202020658517.0U
Authority: CN
Inventors: 郑海华
Original assignee: Hefei Huajun Automobile Parts Co ltd
Current assignee: Hefei Huajun Automobile Parts Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-01
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to a test equipment of simulation car shift system, including the test bench and set up actuating mechanism, mount pad and the load mechanism on the test bench, actuating mechanism sets up on the test bench, and the mount pad is fixed and is waited the selector that awaits measuring to the mount pad can drive waited the selector that awaits measuring and reciprocate above the test bench, drive two splint through actuating mechanism and drive the handle ball of waited the selector that awaits measuring and swing back and forth; the test bed is provided with fixing frames on two opposite sides of the mounting seat respectively, the fixing frames are provided with displacement sensors with telescopic measuring heads, and the measuring heads of the two displacement sensors are respectively abutted against one sides of the two clamping plates which are deviated from each other; the load mechanism comprises a damping motor, the damping motor is connected with one end of a torque sensor, the other end of the torque sensor is connected with a gear shifting cable of the gear shifter to be tested, and the gear shifting cable pulls a rotating rod to rotate to detect the performance of the gear shifter to be tested.

Description

Test equipment for simulating automobile gear shifting system

Technical Field

The utility model relates to a test equipment, in particular to simulation car shift system's test equipment.

Background

The automobile gear shifting operating mechanism is an important part of an automobile control mechanism, and mainly has the main function of controlling the gear shifting of an engine gearbox through gear shifting to realize the output ratio of the power output direction of an engine and power, so that the aim of controlling the driving direction and the driving speed of an automobile is fulfilled.

At present, in the field of automobile manufacturing, because the performance test of a gear shifting system cannot be intervened in the early design and development stage, the test is carried out only after a sample automobile comes out, and when the performance is detected to be inconsistent, a gear shifting operating mechanism needs to be detached from the automobile, so that the project period and the design change cost are greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a simulation car shift system's test equipment has solved the problem that operating system performance test work load is big, inefficiency of shifting on the car.

In order to solve the technical problem existing in the above, the utility model discloses a following scheme:

the utility model provides a simulation vehicle gear shifting system's test equipment, includes the test bench and sets up actuating mechanism, mount pad and load mechanism on the test bench, its characterized in that:

the driving mechanism is arranged on the test bed and comprises a servo motor, a first output shaft of the servo motor is horizontally arranged, a swing arm is connected to the first output shaft of the servo motor, the swing arm is driven to synchronously rotate when the servo motor works, a swing rod extending in the same direction as the first output shaft is arranged on the swing arm, two clamping plates are arranged at the bottom of the swing rod and are arranged in the width direction of the swing rod, and pressure sensors are arranged on the opposite side surfaces of the two clamping plates;

the mounting seat is positioned right below the swing rod and used for fixing the shifter to be tested, the mounting seat can drive the shifter to be tested to move up and down above the test bed, a handle ball of the shifter to be tested is positioned between the two clamping plates, the handle ball of the shifter to be tested is driven by the two clamping plates to swing back and forth, and the pressure of the handle ball which is pressed against the clamping plates when the handle ball moves back and forth is detected by a pressure sensor positioned on the clamping plates;

the test bed is provided with fixing frames on two opposite sides of the mounting seat respectively, the fixing frames are provided with displacement sensors with telescopic measuring heads, and the measuring heads of the two displacement sensors are respectively abutted against one sides of the two clamping plates which are deviated from each other;

load mechanism includes the damping motor, the second output shaft of damping motor has the dwang, the dwang is perpendicular with the second output shaft, the one end that the second output shaft was kept away from to the dwang is connected with torque sensor's one end, torque sensor's the other end is connected with the cable of shifting of the selector that awaits measuring, stimulates through the cable of shifting the dwang rotates the performance that detects the selector that awaits measuring.

Preferably, an air cylinder is arranged below the test bed, and a telescopic rod of the air cylinder penetrates through the test bed to be fixedly connected with the mounting seat and is used for driving the mounting seat to move up and down above the test bed.

Preferably, the mounting base comprises a bottom plate and a rotating plate which are sequentially arranged from bottom to top, the gear shifter to be tested is mounted on the rotating plate, and the rotating plate can drive the gear shifter to be tested to synchronously rotate.

Preferably, four positioning holes are uniformly distributed in the circumferential direction on the rotating plate, and a locking piece which can be inserted and pulled and is matched in the positioning holes to position the rotating plate is arranged on the bottom plate.

Preferably, the locking piece is including being the bracing piece that the L type set up, the end fixing of the vertical section of bracing piece is in on the bottom plate, the horizontal segment of bracing piece is located the top of rotor plate, be equipped with the mounting hole on the horizontal segment of bracing piece, the reference column of vertical setting is equipped with to the cartridge in the mounting hole, the upper and lower both ends of reference column are equipped with the last locating piece and the lower locating piece that the diameter is greater than the mounting hole aperture respectively, the cover is equipped with compression spring on the vertical section of bracing piece, compression spring's both ends support respectively in the horizontal segment of lower locating piece and bracing piece.

Preferably, a pull ring is fixed to the upper positioning block.

Preferably, a sliding seat capable of sliding along the length direction of the swing rod is arranged on the swing rod, and the clamping plate is arranged on the lower surface of the sliding seat.

Preferably, the two sides of the swing rod extend downwards to form positioning plates, the positioning plates are provided with positioning grooves extending along the length direction of the swing rod, the sliding seat is positioned between the two positioning plates, and the sliding seat is locked and fixed through bolts penetrating through the positioning grooves.

Preferably, the gear shifter to be tested and the rotating plate are fixed by screws.

Preferably, the center of the bottom plate is provided with a rotating shaft in an upward protruding manner, and the rotating plate is provided with a rotating hole sleeved on the rotating shaft.

The test equipment for simulating the automobile gear shifting system has the following beneficial effects:

the test equipment is arranged according to the actual installation of the automobile gear shifting system, the operation process of an actual gear shifter is simulated, and the parameters of the gear shifting system are tested through the arranged pressure sensor, the moment sensor and the displacement sensor.

Drawings

FIG. 1 is a schematic structural view of a test apparatus of the present invention;

FIG. 2 is a partial schematic view of the testing apparatus of the present invention;

fig. 3 is a schematic structural view of the mounting base of the present invention;

fig. 4 is an exploded view of the mounting seat of the present invention.

Description of reference numerals:

1. a test bed; 2. a drive mechanism; 21. a servo motor; 211. a first output shaft; 22. swinging arms; 23. a swing rod; 231. positioning a plate; 232. positioning a groove; 24. a sliding seat; 241. a splint; 25. a bolt; 3. a mounting seat; 31. a base plate; 311. a rotating shaft; 32. a rotating plate; 321. positioning holes; 322. rotating the hole; 33. a locking member; 331. a support bar; 332. a positioning column; 333. an upper positioning block; 334. a lower positioning block; 335. a compression spring; 336. a pull ring; 4. a load mechanism; 41. a damping motor; 411. a second output shaft; 42. rotating the rod; 5. a pressure sensor; 6. a shifter; 61. a handle ball; 62. a shift cable; 7. a fixed mount; 8. a displacement sensor; 9. a torque sensor; 10. and a cylinder.

Detailed Description

The present invention will be further explained with reference to fig. 1 to 4:

a test device for simulating a gear shifting system of an automobile is shown in figures 1-4 and comprises a test bed 1, and a driving mechanism 2, a mounting seat 3 and a load mechanism 4 which are arranged on the test bed 1.

Actuating mechanism 2 sets up on test bench 1, actuating mechanism 2 includes servo motor 21, servo motor 21's first output shaft 211 level sets up, be connected with swing arm 22 on servo motor 21's the first output shaft 211, servo motor 21 during operation drives swing arm 22 synchronous rotation, be provided with the pendulum rod 23 with first output shaft 211 syntropy extension on the swing arm 22, the bottom of pendulum rod 23 is equipped with two splint 241, two splint 241 arrange along the width direction of pendulum rod 23, and the side that two splint 241 are relative all is equipped with pressure sensor 5.

The mounting seat 3 is located under the swing rod 23 and used for fixing the gear shifter 6 to be tested, the mounting seat 3 can drive the gear shifter 6 to be tested to move up and down above the test bed 1, the handle ball 61 of the gear shifter 6 to be tested is located between the two clamping plates 241, the handle ball 61 of the gear shifter 6 to be tested is driven by the two clamping plates 241 to swing back and forth, and pressure when the handle ball 61 moves back and forth is detected by the pressure sensor 5 located on the clamping plate 241 and is abutted to the clamping plates 241.

The test bed 1 is provided with a fixing frame 7 on two opposite sides of the mounting base 3, a displacement sensor 8 with a telescopic measuring head is mounted on the fixing frame 7, and the measuring heads of the two displacement sensors 8 are respectively abutted against one side of the two clamping plates 241, which deviates from each other, and are used for detecting the displacement of the gear shifter 6 to be tested when in use.

The load mechanism 4 comprises a damping motor 41, a second output shaft 411 of the damping motor 41 is connected with a rotating rod 42, the rotating rod 42 is perpendicular to the second output shaft 411, one end, far away from the second output shaft 411, of the rotating rod 42 is connected with one end of a torque sensor 9, the other end of the torque sensor 9 is connected with a gear shifting cable 62 of the gear shifter to be tested 6, and the rotating rod 42 is pulled to rotate through the gear shifting cable 62 to detect the performance of the gear shifter to be tested 6.

The cylinder 10 is arranged below the test bed 1, and a telescopic rod of the cylinder 10 penetrates through the test bed 1 to be fixedly connected with the mounting seat 3 and is used for driving the mounting seat 3 to move up and down above the test bed 1.

Mount pad 3 includes bottom plate 31 and rotor plate 32 that from supreme setting gradually down, and the selector 6 that will await measuring passes through screw fixed mounting on rotor plate 32, and the center of bottom plate 31 is equipped with pivot 311 to the epirelief, is equipped with the cover on the rotor plate 32 and locates the rotation hole 322 in pivot 311, and rotor plate 32 can drive the synchronous rotation of selector 6 that awaits measuring. Specifically, four positioning holes 321 uniformly distributed in the circumferential direction are formed in the rotating plate 32, a locking member 33 which can be inserted and pulled and is matched in the positioning holes 321 to position the rotating plate 32 is arranged on the base plate 31, and the rotating plate 32 drives the gear shifter 6 to be tested to rotate, so that the gear shifter 6 can be tested in different directions.

The locking piece 33 includes a support rod 331 disposed in an L-shape, the end of the vertical section of the support rod 331 is fixed on the bottom plate 31, the horizontal section of the support rod 331 is located above the rotating plate 32, a mounting hole is disposed on the horizontal section of the support rod 331, a positioning column 332 disposed vertically is inserted in the mounting hole, upper and lower ends of the positioning column 332 are respectively provided with an upper positioning block 333 and a lower positioning block 334, diameters of the upper and lower positioning blocks are larger than diameters of the mounting hole, a compression spring 335 is sleeved on the vertical section of the support rod 331, and two ends of the compression spring 335 are respectively abutted against the horizontal sections of the lower positioning block. Preferably, a pull ring 336 is fixed to the upper positioning block 333. When an upward pulling force is not applied to the pull ring 336, the compression spring 335 pushes the lower positioning block 334 downwards to be inserted into the positioning hole 321, so that the position of the rotating plate 32 can be fixed, and conversely, when an upward pulling force is applied to the pull ring 336, the lower positioning block 334 is separated from the positioning hole 321, so that the angle of the rotating plate 32 can be adjusted.

The swing link 23 is provided with a sliding seat 24 capable of sliding along the length direction of the swing link 23, and the clamp plate 241 is disposed on the lower surface of the sliding seat 24. Positioning plates 231 extend downwards from two sides of the swing rod 23, positioning grooves 232 extending along the length direction of the swing rod 23 are formed in the positioning plates 231, the sliding seat 24 is located between the two positioning plates 231, and the sliding seat 24 is locked and fixed through bolts 25 penetrating through the positioning grooves 232. Further, the positions of the slide holder 24 and the pressure sensor 5 can be finely adjusted, and the pressure sensor 5 can be easily replaced.

The test equipment for simulating the automobile gear shifting system has the advantages that the test equipment is arranged according to actual installation of the automobile gear shifting system, the operation process of an actual gear shifter 6 is simulated, and parameters of the gear shifting system are tested through the arranged pressure sensor 5, the moment sensor 9 and the displacement sensor 8.

The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements of the method concept and the technical solution of the present invention can be made without modification, or the present invention can be directly applied to other occasions without modification, and is within the protection scope of the present invention.

Claims

1. The utility model provides a simulation vehicle gear shifting system's test equipment, includes test bench (1) and sets up actuating mechanism (2), mount pad (3) and load mechanism (4) on test bench (1), its characterized in that:

the driving mechanism (2) is arranged on the test bed (1), the driving mechanism (2) comprises a servo motor (21), a first output shaft (211) of the servo motor (21) is horizontally arranged, a swing arm (22) is connected to the first output shaft (211) of the servo motor (21), the servo motor (21) drives the swing arm (22) to synchronously rotate when working, a swing rod (23) extending in the same direction as the first output shaft (211) is arranged on the swing arm (22), two clamping plates (241) are arranged at the bottom of the swing rod (23), the two clamping plates (241) are arranged along the width direction of the swing rod (23), and pressure sensors (5) are arranged on the opposite side surfaces of the two clamping plates (241);

the mounting seat (3) is located right below the swing rod (23) and used for fixing a to-be-tested gear shifter (6), the mounting seat (3) can drive the to-be-tested gear shifter (6) to move up and down above the test bed (1), a handle ball (61) of the to-be-tested gear shifter (6) is located between the two clamping plates (241), the handle ball (61) of the to-be-tested gear shifter (6) is driven to swing back and forth through the two clamping plates (241), and pressure when the handle ball (61) moves back and forth and is abutted against the clamping plates (241) is detected through a pressure sensor (5) located on the clamping plates (241);

the test bed (1) is provided with fixing frames (7) on two opposite sides of the mounting seat (3), the fixing frames (7) are provided with displacement sensors (8) with telescopic measuring heads, and the measuring heads of the two displacement sensors (8) are respectively abutted against one side of the two clamping plates (241) which are deviated from each other;

load mechanism (4) are including damping motor (41), second output shaft (411) of damping motor (41) are connected with dwang (42), dwang (42) are perpendicular with second output shaft (411), the one end that second output shaft (411) was kept away from in dwang (42) is connected with the one end of torque sensor (9), the other end of torque sensor (9) is connected with shift cable (62) of awaiting measuring selector (6), pulls through shift cable (62) dwang (42) rotates the performance that detects await measuring selector (6).

2. The test rig for simulating a gear shifting system of a vehicle of claim 1, wherein: the testing device is characterized in that an air cylinder (10) is arranged below the testing table (1), and a telescopic rod of the air cylinder (10) penetrates through the testing table (1) and the mounting seat (3) and is used for driving the mounting seat (3) to move up and down above the testing table (1).

3. The test rig for simulating a gear shifting system of a vehicle of claim 2, wherein: the mounting base (3) comprises a bottom plate (31) and a rotating plate (32) which are sequentially arranged from bottom to top, the gear shifter (6) to be tested is mounted on the rotating plate (32), and the rotating plate (32) can drive the gear shifter (6) to be tested to synchronously rotate.

4. A test rig for simulating a gear shifting system of a vehicle according to claim 3, wherein: four positioning holes (321) which are uniformly distributed in the circumferential direction are formed in the rotating plate (32), and locking pieces (33) which can be inserted and pulled and are matched in the positioning holes (321) to position the rotating plate (32) are arranged on the bottom plate (31).

5. The test rig for simulating a gear shifting system of a vehicle of claim 4, wherein: the locking piece (33) is including being bracing piece (331) that the L type set up, the tip of the vertical section of bracing piece (331) is fixed on bottom plate (31), the horizontal segment of bracing piece (331) is located the top of rotor plate (32), be equipped with the mounting hole on the horizontal segment of bracing piece (331), reference column (332) of vertical setting have been inserted in the mounting hole, the upper and lower both ends of reference column (332) are equipped with last locating piece (333) and lower locating piece (334) that the diameter is greater than the mounting hole aperture respectively, the cover is equipped with compression spring (335) on the vertical section of bracing piece (331), the both ends of compression spring (335) support in the horizontal segment of locating piece (334) and bracing piece (331) down respectively.

6. The test rig for simulating a gear shifting system of a vehicle of claim 5, wherein: and a pull ring (336) is fixed on the upper positioning block (333).

7. The test rig for simulating a gear shifting system of a vehicle of claim 1, wherein: the swing rod (23) is provided with a sliding seat (24) capable of sliding along the length direction of the swing rod (23), and the clamping plate (241) is arranged on the lower surface of the sliding seat (24).

8. The test rig for simulating a gear shifting system of a vehicle of claim 7, wherein: positioning plates (231) extend downwards from two sides of the swing rod (23), positioning grooves (232) extending along the length direction of the swing rod (23) are formed in the positioning plates (231), the sliding seat (24) is located between the two positioning plates (231), and the sliding seat (24) is locked and fixed through bolts (25) penetrating through the positioning grooves (232).

9. A test rig for simulating a gear shifting system of a vehicle according to claim 3, wherein: the gear shifter (6) to be tested and the rotating plate (32) are fixed by screws.

10. A test rig for simulating a gear shifting system of a vehicle according to claim 3, wherein: the center of bottom plate (31) is equipped with pivot (311) to the epirelief, be equipped with rotation hole (322) of locating on pivot (311) on rotor plate (32).