CN117906974A - Exhaust oil discharge test equipment for automobile brake calipers - Google Patents

Abstract

The invention discloses an automobile brake caliper exhaust oil discharge test device, and particularly relates to the technical field of automobile brake test devices. According to the automobile brake caliper exhaust oil discharge test equipment, the transmission device is arranged, so that the transmission device can utilize the force generated by braking of the caliper when the caliper is subjected to exhaust oil discharge and related tests, and can drive the driven device to operate, the situation that a corresponding power source is required to be arranged again to drive the driven device to operate is avoided, and the manufacturing cost of the test equipment is reduced.

Description

Exhaust oil discharge test equipment for automobile brake calipers

Technical Field

The invention relates to the technical field of automobile brake test equipment, in particular to automobile brake caliper exhaust oil discharge test equipment.

Background

When the existing automobile is used for maintaining a brake system or replacing brake oil, the brake system needs to be emptied, at least two persons are required to cooperatively pressurize a brake caliper in the process of emptying and slowly empty, so that the process of emptying the brake oil is time-consuming and labor-consuming, in the process of emptying, when air is discharged, the brake oil in the brake caliper is very easy to discharge together, the discharged brake oil is not collected timely, and the discharged brake oil in the brake caliper can be sprayed on the ground, so that the working environment is seriously polluted, and a large amount of brake oil is wasted.

The Chinese patent document CN116399617B discloses an automobile brake caliper exhaust oil discharge test device, the device drives an exhaust screw of a brake caliper to rotate through sleeve rotation, and then the exhaust screw is unscrewed, gas in the brake caliper is discharged and moves upwards at the moment, and the screw rod is hollow, so that the gas in the brake caliper is discharged, one-time emptying is finished, and then repeated circulating emptying is carried out until all air in the brake caliper is discharged, so that the brake caliper can be emptied without the cooperation of a plurality of people, the working efficiency is effectively improved, but in actual use, the device drives the exhaust screw to rotate through a corresponding power source, and the exhaust screw cannot be driven to rotate by the force generated by braking of the caliper, so that the manufacturing cost of the device is improved.

Disclosure of Invention

The invention mainly aims to provide an automobile brake caliper exhaust oil discharge test device, which can effectively solve the problems that an exhaust screw is driven to rotate by a corresponding power source and cannot be driven to rotate by the force generated by braking of a caliper, and the manufacturing cost of the device is increased.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

The utility model provides an automobile brake calliper exhaust oil extraction test equipment, includes the workstation, the upper end mid-portion slidable mounting of workstation has the slide, upper end one side of slide is provided with transmission, the upper end opposite side of slide is provided with driven arrangement, one side that transmission was kept away from to the upper end of workstation is provided with the cylinder, the top of workstation is provided with installs in the chuck of car lower part, calliper body is installed to surface one side of chuck, one side that driven arrangement was kept away from to the cylinder is provided with fixed mounting in the storage section of thick bamboo of workstation upper end, the upper end of storage section of thick bamboo is provided with the force pump, the upper portion of force pump is connected with the connecting valve through oil pipe.

Preferably, the transmission device comprises an arc-shaped telescopic rod, the arc-shaped telescopic rod is fixedly arranged at the upper end of the sliding plate, a telescopic support handle is arranged in the middle of the outer surface of the arc-shaped telescopic rod, the telescopic support handle is fixedly arranged at the upper end of the sliding plate, and a transmission mechanism is arranged at the extending end of the arc-shaped telescopic rod.

Preferably, the transmission mechanism comprises a mounting shell, the mounting shell fixed mounting is on the surface of arc telescopic link, the middle part of mounting shell is provided with two collar, two the inner chamber of mounting shell is kept apart into three installation cavity to the collar, two equal slidable mounting in inner chamber middle part of collar has the push pedal, is located the middle part the inner chamber middle part of installation cavity is provided with the connecting plate, two the one end that the push pedal is close to each other and the surface fixed connection of connecting plate, is located the middle part one side that the inner chamber of installation cavity is close to the chuck is provided with the hydraulic capsule, is located both sides the push part and the driving medium are installed to the inner chamber symmetry of installation cavity, two one side that the driving medium surface kept away from each other extends to the outside of mounting shell, two the one end that the driving medium kept away from the chuck is provided with straight-tooth wheel one.

Preferably, the pushing piece comprises a placing frame, the placing frame is fixedly installed in an inner cavity of the installation shell, the inner cavity of the placing frame is divided into two spaces through a partition plate, a first piston plate and a second piston plate are respectively arranged in the two spaces, two springs fixedly connected with the inner cavity surface of the installation shell are respectively arranged at one ends, close to the chuck, of the first piston plate and the second piston plate, two elastic telescopic rods fixedly connected with the outer surface of the installation ring are arranged at the upper end of the first piston plate, and the first elastic telescopic rods are communicated with the inner cavity of the hydraulic bag through hydraulic pipes.

Preferably, the driving medium includes the positioning shell, positioning shell fixed mounting is in inner chamber one side of installation shell, just one side that the collar was kept away from to the surface of positioning shell extends to the outside of installation shell, the inner chamber middle part of positioning shell is provided with from the driving wheel, the surface array of driving wheel is provided with the flabellum, the one end that keeps away from the chuck from the driving wheel is provided with the transfer line, the one end that the chuck was kept away from to the transfer line extends to the outside of positioning shell, just the transfer line is connected with the surface fixed of spur gear one, the positioning shell is close to embedded two communicating pipes in the inner wall of one side of impeller.

Preferably, the two communicating pipes respectively communicate the two spaces inside the placing frame with the inner cavity of the positioning shell.

Preferably, the driven device comprises a second telescopic rod, the second telescopic rod is fixedly arranged at the upper end of the sliding plate, a connecting piece is arranged on one side, far away from the collecting cylinder, of the upper portion of the outer surface of the second telescopic rod, and a driven mechanism is arranged on the upper portion of the second telescopic rod.

Preferably, the connecting piece includes the connecting frame, one side threaded connection that the connecting frame surface is close to telescopic link two has the setting element, the surface middle part of setting element and the surface upper portion fixed connection of telescopic link two, the inner chamber lower part of connecting frame is provided with straight-tooth gear two, straight-tooth gear two uses with straight-tooth gear one looks adaptation, the inner chamber upper portion of connecting frame is provided with the driven lever, one side that the surface was kept away from to the driven lever is connected through the belt with the surface of straight-tooth gear two, one side that the driven lever is close to the setting element is provided with flexible transmission pole, the lower extreme of flexible transmission pole extends to the outside of connecting frame, be connected through bevel gear group between flexible transmission pole and the driven lever.

Preferably, the driven mechanism comprises two elastic telescopic rods III, two elastic telescopic rods III are fixedly arranged on the upper parts of the outer surfaces of telescopic rods II, two connecting pipes are fixedly arranged on the lower parts of the elastic telescopic rods III, a rotating frame is rotatably arranged at the lower ends of the connecting pipes, the rotating frame is used in a matched mode with emptying screws on a caliper body, the middle parts of the outer surfaces of the rotating frame are connected with the lower parts of the outer surfaces of telescopic transmission rods through belts, sealing rings are rotatably arranged at the lower ends of the rotating frame, connecting rings are arranged at the upper ends of the connecting pipes, and inner cavities of the connecting rings are communicated with inner cavities of a collecting cylinder through air pipes.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the transmission device is arranged, so that the transmission device can utilize the force generated by braking of the calipers when the calipers are subjected to exhaust and oil discharge and related tests, and can drive the driven device to operate, the situation that a corresponding power source is required to drive the driven device to operate is avoided, and the manufacturing cost of test equipment is reduced.

2. According to the invention, the driven device is arranged, when the caliper brakes and drives the transmission device to operate, the driven device can be driven to operate through the transmission device, so that the driven device can drive the emptying screw on the caliper body to rotate according to the rhythm that a worker drives the caliper by stepping on the brake pedal, the screwing and unscrewing of the emptying screw are controlled, the two workers are prevented from being matched together to empty the caliper, and the labor cost is saved.

3. According to the invention, after the air and brake fluid in the inner cavity of the caliper body are emptied by the transmission device and the driven device, the pressure pump is used for pressurizing the oil cavity of the caliper body through the air pipe and the connecting valve, the reading change of the pressure gauge is observed, the pressure can be ensured to be stably kept at a preset pressure value, if the pressure is reduced or leakage sound occurs, the problem of air tightness of the brake caliper is proved, and the reliability of the device is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the whole structure of the present invention;

FIG. 3 is a schematic view of the overall structure of the present invention after removal of the caliper and chuck;

FIG. 4 is a schematic diagram of a transmission mechanism according to the present invention;

FIG. 5 is a schematic diagram of a transmission mechanism according to the present invention;

FIG. 6 is a second schematic diagram of the transmission mechanism of the present invention;

FIG. 7 is a schematic view of a pusher structure according to the present invention;

FIG. 8 is a schematic diagram of a driving member according to the present invention;

FIG. 9 is a schematic view of a driven device according to the present invention;

FIG. 10 is a schematic view of a connector structure according to the present invention;

Fig. 11 is a schematic structural view of a driven mechanism of the present invention.

In the figure: 1. a work table; 2. a slide plate; 3. a transmission device; 31. an arc-shaped telescopic rod; 32. a telescopic support handle; 33. a transmission mechanism; 331. a mounting shell; 332. a push plate; 333. a connecting plate; 334. a pushing member; 3341. placing a frame; 3342. a first piston plate; 3343. a second piston plate; 3344. an elastic telescopic rod I; 335. a transmission member; 3351. positioning a shell; 3352. driven wheel; 3353. a communicating pipe; 336. a spur gear I; 337. a storage bag; 338. a mounting ring; 4. a chuck; 5. a driven device; 51. a second telescopic rod; 52. a connecting piece; 521. a connection frame; 522. a spur gear II; 523. a driven rod; 524. a positioning piece; 525. a telescopic transmission rod; 53. a driven mechanism; 531. an elastic telescopic rod III; 532. a connecting pipe; 533. a rotating frame; 534. a seal ring; 535. a connecting ring; 6. a collection cylinder; 7. a storage cylinder; 8. a pressure pump; 9. a connecting valve; 10. and a caliper body.

Detailed Description

The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.

Example 1

As shown in fig. 1-3, this embodiment discloses an automobile brake caliper exhaust oil discharge test device, including workstation 1, the upper end middle part slidable mounting of workstation 1 has slide 2, and slide 2's upper end one side is provided with transmission 3, and the upper end of workstation 1 is kept away from one side of transmission 3 and is provided with a collection tube 6, and the top of workstation 1 is provided with installs in the chuck 4 of automobile lower part, and calliper body 10 is installed to chuck 4's surface one side.

Specifically, before the present experiment is performed, the tire on the automobile corresponding to the caliper body 10 to be tested needs to be removed, then the automobile is lifted to a corresponding height by a lifter, then a worker pushes the workbench 1 to push the test equipment to a corresponding position, and finally, the positions of corresponding parts in the test equipment are adjusted so as to exhaust and discharge oil and perform a corresponding test on the caliper body 10.

Further, in fig. 1-2 of the present specification, the position where the chuck 4 is mounted on the automobile is not shown, so in the present specification, the chuck 4 is in a suspended state, but in practice, the chuck 4 is mounted on the lower portion of the automobile, which is the prior art, and the present specification will not be described in detail.

In the car marcing, normally stretch out through control calliper body 10, make calliper body 10 and chuck 4 contact, brake the car through the frictional force between the two, in order to utilize the power that produces when calliper brakes, drive test equipment and move, avoid needing to set up other power supplies and drive test equipment operation, as shown in fig. 4, transmission 3 includes arc telescopic link 31, arc telescopic link 31 fixed mounting is in slide 2's upper end, arc telescopic link 31's surface middle part is provided with flexible support handle 32, flexible support handle 32 fixed mounting is in slide 2's upper end, arc telescopic link 31's the end that stretches out is provided with drive mechanism 33.

Specifically, after the operator pushes the test equipment to the corresponding position through the workbench 1, the operator can push the arc-shaped telescopic rod 31 to extend according to the installation position of the caliper body 10, and then the arc-shaped telescopic rod 31 drives the transmission mechanism 33 to rotate upwards, so that the transmission mechanism 33 is aligned with corresponding parts in the caliper body 10, and then the operator steps on the brake pedal to drive the caliper body 10 to operate, so that the caliper body 10 pushes the transmission mechanism 33 to operate.

Further, the transmission mechanism 33 can be pushed into the space between the chuck 4 and the caliper body 10 more easily by the arc-shaped telescopic rod 31.

Further, the telescopic support handle 32 can support the arc-shaped telescopic rod 31.

In order to utilize the force when the caliper body 10 brakes, as shown in fig. 5, the transmission mechanism 33 comprises a mounting shell 331, the mounting shell 331 is fixedly mounted on the outer surface of the arc telescopic rod 31, two mounting rings 338 are arranged in the middle of the mounting shell 331, the inner cavities of the mounting shell 331 are separated into three mounting cavities by the two mounting rings 338, push plates 332 are slidably mounted in the middle of the inner cavities of the two mounting rings 338, a connecting plate 333 is arranged in the middle of the inner cavities of the mounting cavities in the middle, one ends, close to each other, of the two push plates 332 are fixedly connected with the outer surface of the connecting plate 333, a storage bag 337 is arranged on one side, close to the chuck 4, of the inner cavities of the mounting cavities in the middle, pushing pieces 334 and transmission pieces 335 are symmetrically mounted in the inner cavities of the mounting cavities in the two sides, one sides, far away from each other, of the outer surfaces of the two transmission pieces 335 extend to the outer parts of the mounting shell 331, and one end, far away from the chuck 4, of the two transmission pieces 335 are provided with a spur gear 336.

Specifically, when a worker steps on the brake pedal, the two push plates 332 can be pushed to move, when the two push plates 332 move, the connecting plate 333 fixedly connected with the two push plates 332 also moves along with the two push plates, so that the connecting plate 333 extrudes the storage bag 337, the connecting plate 333 extrudes hydraulic oil in the inner cavity of the storage bag 337 into the pushing pieces 334 on two sides to push the pushing pieces 334 to move, when the pushing pieces 334 move, the hydraulic oil on one side of the inner cavity of the pushing pieces 334 flows into the inner cavity on the other side of the pushing pieces 334 after flowing through the transmission pieces 335, and in the process, the hydraulic oil flowing through the transmission pieces 335 can drive corresponding parts in the transmission pieces 335 to rotate, so that the transmission pieces 335 can drive the spur gears 336 to rotate.

In the process of driving the push plate 332 to move by the caliper body 10, in order to convert the braking force of the caliper into the rotating force of the first spur gear 336, as shown in fig. 7, the pushing member 334 comprises a placing frame 3341, the placing frame 3341 is fixedly installed in the inner cavity of the installation shell 331, the inner cavity of the placing frame 3341 is divided into two spaces by a partition plate, a first piston plate 3342 and a second piston plate 3343 are respectively arranged in the two spaces, two springs fixedly connected with the surface of the inner cavity of the installation shell 331 are respectively arranged at one ends of the first piston plate 3342 and the second piston plate 3343, which are close to the chuck 4, two first elastic telescopic rods 3344 fixedly connected with the outer surface of the installation ring 338 are arranged at the upper end of the first piston plate 3342, and the inner cavity of the storage bag 337 is communicated with a hydraulic pipe.

Further, as shown in fig. 6, the transmission member 335 includes a positioning shell 3351, the positioning shell 3351 is fixedly mounted on one side of an inner cavity of the mounting shell 331, one side of an outer surface of the positioning shell 3351 far away from the mounting ring 338 extends to the outside of the mounting shell 331, a driven wheel 3352 is arranged in the middle of the inner cavity of the positioning shell 3351, a fan blade is arranged on an outer surface array of the driven wheel 3352, a transmission rod is arranged at one end of the driven wheel 3352 far away from the chuck 4, one end of the transmission rod far away from the chuck 4 extends to the outside of the positioning shell 3351, the transmission rod is fixedly connected with an outer surface of the spur gear one 336, and two communicating pipes 3353 are embedded in an inner wall of one side of the positioning shell 3351 close to the pushing member 334.

Further, the two communicating pipes 3353 respectively communicate the two spaces inside the placement frame 3341 with the inner cavity of the positioning case 3351.

Specifically, in the process that the two pushing plates 332 squeeze the storage bag 337 through the connection plate 333, hydraulic oil in the inner cavity of the storage bag 337 flows into the inner cavity of the first elastic telescopic rod 3344 through a hydraulic pipe between the first elastic telescopic rod 3344 and the storage bag 337, so that the first elastic telescopic rod 3344 stretches and pushes the first piston plate 3342 to move, and when the first piston plate 3342 moves, hydraulic oil on one side of the inner cavity of the placement frame 3341 is pushed to enter the inner cavity of the positioning shell 3351 through the communicating pipe 3353 on one side.

Further, after the hydraulic oil enters the inner cavity of the positioning housing 3351, the hydraulic oil contacts with the fan blades on the surface of the driven wheel 3352, and in the process of flowing the hydraulic oil, the driven wheel 3352 is pushed to rotate by the fan blades, so that the driven wheel 3352 drives the spur gear one 336 to rotate.

Further, after the hydraulic oil travels a certain distance in the inner cavity of the positioning housing 3351, the hydraulic oil enters the inner cavity of the other side of the placement frame 3341 through the other communicating tube 3353 and pushes the second piston plate 3343 to move to the side close to the first spur gear 336, in this process, the spring on the surface of the first piston plate 3342 is compressed and the spring on the surface of the second piston plate 3343 is stretched under force.

Further, after the operator releases the brake pedal, the springs on the surfaces of the first piston plate 3342 and the second piston plate 3343 drive the first piston plate 3342 and the second piston plate 3343 to move toward the initial position, so that the hydraulic oil entering the inner cavity of the side of the placement frame 3341 close to the second piston plate 3343 flows into the inner cavity of the positioning shell 3351 again through the corresponding second piston plate 3343, and then the hydraulic oil returns to the inner cavity where the original hydraulic oil is stored again through the communicating pipe 3353 corresponding to the inner cavity of the side of the placement frame 3341 close to the first piston plate 3342, and in this process, the hydraulic oil flows in the opposite direction, so that the hydraulic oil drives the first spur gear 336 to rotate in the opposite direction through the driven wheel 3352.

Example two

The present embodiment further improves the driven device 5 on the basis of the first embodiment, and as shown in fig. 1 to 3, the driven device 5 is provided on the other side of the upper end of the slide plate 2.

Specifically, in the process of exhausting oil from the caliper body 10 by the experimental equipment, two people are usually required to act together, one person is responsible for continuously stepping on the brake pedal, and one person is responsible for unscrewing or tightening the evacuation screw on the caliper body 10 according to the action of stepping on and loosening the brake pedal, when stepping on the brake pedal, the evacuation screw needs to be unscrewed, at this time, air or corresponding brake fluid in the inner cavity of the caliper body 10 can be automatically discharged, and when loosening the brake pedal, the evacuation screw needs to be screwed down, so that air is prevented from entering the inner cavity of the caliper body 10.

After the transmission device 3 converts the force generated by braking the caliper body 10 into the force for rotating the first spur gear 336, the first spur gear 336 drives the driven device 5 to move, so that when the test equipment performs the air and oil discharging operation on the caliper body 10, the driven device 5 can loosen and screw the emptying screw as required, as shown in fig. 9, the driven device 5 comprises a second telescopic rod 51, the second telescopic rod 51 is fixedly arranged at the upper end of the sliding plate 2, a connecting piece 52 is arranged on one side, away from the collecting cylinder 6, of the upper portion of the outer surface of the second telescopic rod 51, and a driven mechanism 53 is arranged on the upper portion of the second telescopic rod 51.

Specifically, in the first embodiment, after the position of the transmission mechanism 33 is adjusted, the heights of the second telescopic rod 51 and the connecting piece 52 can be adjusted through the second telescopic rod 51, so that the driven mechanism 53 can cover the emptying screw, then the height of the connecting piece 52 is further adjusted according to the position adjustment of the corresponding spur gear 336 in the transmission mechanism 33, so that the corresponding component in the connecting piece 52 is meshed with the spur gear 336, and the transmission mechanism 33 drives the driven mechanism 53 to rotate reciprocally through the connecting piece 52, so that the driven mechanism 53 drives the emptying screw to be loosened and screwed.

In order to enable the spur gear two 522 and the spur gear one 336 to be connected together, and simultaneously, the force transmitted by the transmission device 3 is transmitted to the driven mechanism 53, as shown in fig. 10, the connecting piece 52 comprises a connecting frame 521, one side, close to the telescopic rod two 51, of the outer surface of the connecting frame 521 is in threaded connection with a positioning piece 524, the middle part of the outer surface of the positioning piece 524 is fixedly connected with the upper part of the outer surface of the telescopic rod two 51, the spur gear two 522 is arranged at the lower part of the inner cavity of the connecting frame 521, the spur gear two 522 is used in a matched mode with the spur gear one 336, the driven rod 523 is arranged at the upper part of the inner cavity of the connecting frame 521, one side, far away from the positioning piece 524, of the outer surface of the driven rod 523 is connected with the outer surface of the spur gear two 522 through a belt, one side, close to the positioning piece 524, of the driven rod 523 is provided with a telescopic transmission rod 525, the lower end of the telescopic transmission rod 525 extends to the outer part of the connecting frame 521, and the telescopic transmission rod 525 is connected with the driven rod 523 through a bevel gear set.

Specifically, the second telescopic rod 51 is used to adjust the positions of the connecting member 52 and the driven mechanism 53, so that after the driven mechanism 53 is sleeved on the outer surface of the emptying screw on the caliper body 10, the positioning member 524 can be rotated, so that the positioning member 524 drives the connecting frame 521 to move in the vertical direction, during the movement of the connecting frame 521, the second spur gear 522 is meshed with one of the first spur gears 336, and during this process, a worker may need to manually fine-tune the second spur gear 522, so that the second spur gear 522 can be meshed with the first spur gear 336.

Further, after the first spur gear 336 is meshed with the second spur gear 522, when the first spur gear 336 rotates, the second spur gear 522 is driven to rotate, and the driven rod 523 can be driven to rotate by the second belt spur gear 522, so that the driven rod 523 drives the telescopic transmission rod 525 to move through the bevel gear set.

Further, when the positioning element 524 drives the connection frame 521 to move in the vertical direction, the driven mechanism 53 cannot move, so the telescopic transmission rod 525 needs to be adapted to the movement of the connection frame 521 in the vertical direction, so that the force transmitted by the second spur gear 522 can be transmitted to the driven mechanism 53.

Further, the positioning element 524 is composed of a screw, a slide way and a hand wheel, and the hand wheel can be rotated to drive the screw to rotate, so that the screw drives the connecting frame 521 to move in the vertical direction, which is the prior art, and the description is omitted.

Driven by the connecting piece 52, make follower 53 can drive the evacuation screw on the calliper body 10 and screw up or loosen, as shown in fig. 11, follower 53 includes two elastic telescoping rods three 531, two elastic telescoping rods three 531 fixed mounting are in the surface upper portion of telescopic rod two 51, the lower part fixed mounting of two elastic telescoping rods three 531 has connecting pipe 532, the rotating frame 533 is installed in the lower extreme rotation of connecting pipe 532, rotating frame 533 and the evacuation screw looks adaptation on the calliper body 10 use, the surface middle part of rotating frame 533 is connected through the belt with the surface lower part of telescopic transmission rod 525, the sealing ring 534 is installed in the lower extreme rotation of rotating frame 533, the upper end of connecting pipe 532 is provided with connecting ring 535, the inner chamber of connecting ring 535 communicates with each other through the trachea with the inner chamber of collecting vessel 6.

Specifically, when the transmission device 3 drives the connecting piece 52 to rotate, the telescopic transmission rod 525 in the connecting piece 52 drives the rotating frame 533 to rotate, and the inner cavity surface of the rotating frame 533 is matched with the surface of the emptying screw, so that the rotating frame 533 can drive the emptying screw to rotate.

Further, when the operator steps on the brake pedal, the transmission device 3 drives the rotating frame 533 to rotate through the connecting piece 52, when the rotating frame 533 rotates, the emptying screw is driven to rotate, the emptying screw is unscrewed, at this time, oil in the inner cavity of the caliper body 10 can automatically flow out, brake fluid in the oil cavity of the caliper body 10 is not required to be sucked out through other equipment, and the discharged brake fluid flows into the inner cavity of the collecting cylinder 6 through the oil pipe to be stored.

Further, when the operator releases the brake pedal, the transmission device 3 drives the rotating frame 533 to rotate reversely through the connecting piece 52, so that the rotating frame 533 drives the emptying screw to rotate reversely, and the emptying screw is screwed down, so that the operation is repeated until the brake fluid and the air in the inner cavity of the caliper body 10 are emptied.

Example III

In this embodiment, on the basis of the evacuation of the chucks 4 in the first embodiment and the second embodiment, the chucks 4 are tested, as shown in fig. 2 and 3, a storage cylinder 7 fixedly mounted at the upper end of the workbench 1 is provided at one side of the collection cylinder 6 away from the driven device 5, a pressure pump 8 is provided at the upper end of the storage cylinder 7, and a connection valve 9 is connected to the upper part of the pressure pump 8 through an oil pipe.

Specifically, after the air and the brake fluid in the inner cavity of the caliper body 10 are emptied through the transmission device 3 and the driven device 5, the connecting valve 9 can be connected with the oil inlet of the caliper body 10, all valves and the discharge ports of the brake caliper are closed, then the pressure pump 8 is started, the pressure pump 8 pressurizes the oil cavity of the caliper body 10 through the air pipe and the connecting valve 9, the reading change of the pressure gauge is observed, the pressure can be ensured to be stably kept at a preset pressure value, and if the pressure is reduced or leakage sound occurs, the air tightness problem of the brake caliper is indicated.

It should be noted that, the specific installation mode and the circuit arrangement connection mode of the pressure pump 8 and the control mode thereof adopted in the third embodiment are all conventional designs in the prior art, and are not described in detail in the present invention.

The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides an automobile brake calliper exhaust oil extraction test equipment, includes workstation (1), its characterized in that: the utility model discloses a hydraulic pressure test machine, including workstation (1), slide, driven device (5), chuck (4) of installing in the car lower part are provided with in the upper end middle part slidable mounting of workstation (1), upper end one side of slide (2) is provided with transmission (3), the upper end opposite side of slide (2) is provided with driven device (5), one side that transmission (3) was kept away from to the upper end of workstation (1) is provided with collection tube (6), chuck (10) are installed in the top of automobile lower part in the top of workstation (1), calliper body (10) are installed to surface one side of chuck (4), one side that driven device (5) was kept away from to collection tube (6) is provided with storage tube (7) of fixed mounting in workstation (1) upper end, the upper end of storage tube (7) is provided with pressure pump (8), the upper portion of pressure pump (8) is connected with connecting valve (9) through oil pipe.

2. The automotive brake caliper exhaust emission testing apparatus of claim 1, wherein: the transmission device (3) comprises an arc-shaped telescopic rod (31), the arc-shaped telescopic rod (31) is fixedly arranged at the upper end of the sliding plate (2), a telescopic support handle (32) is arranged in the middle of the outer surface of the arc-shaped telescopic rod (31), the telescopic support handle (32) is fixedly arranged at the upper end of the sliding plate (2), and a transmission mechanism (33) is arranged at the extending end of the arc-shaped telescopic rod (31).

3. An automotive brake caliper exhaust drain testing apparatus according to claim 2, wherein: the transmission mechanism (33) comprises a mounting shell (331), mounting shell (331) fixed mounting is on the surface of arc telescopic link (31), the middle part of mounting shell (331) is provided with two collar (338), two the inner chamber of mounting shell (331) is kept apart into three installation chamber to collar (338), two equal slidable mounting in inner chamber middle part of collar (338) has push pedal (332), is located the middle part the inner chamber middle part of installation chamber is provided with connecting plate (333), two the one end that push pedal (332) are close to each other and the surface fixed connection of connecting plate (333), is located the middle part one side that the inner chamber of installation chamber is close to chuck (4) is provided with hydraulic bag (337), is located both sides one side that the inner chamber symmetry of installation chamber is installed impeller (334) and driving medium (335), two one side that driving medium (335) surface kept away from each other extends to the outside of mounting shell (331), two one end that chuck (4) was kept away from to driving medium is provided with straight gear (336).

4. An automotive brake caliper exhaust emission testing apparatus as defined in claim 3, wherein: the pushing piece (334) comprises a placing frame (3341), the placing frame (3341) is fixedly arranged in an inner cavity of the mounting shell (331), the inner cavity of the placing frame (3341) is divided into two spaces through a partition plate, a first piston plate (3342) and a second piston plate (3343) are respectively arranged in the two spaces, two springs fixedly connected with the inner cavity surface of the mounting shell (331) are respectively arranged at one ends, close to the chuck (4), of the first piston plate (3342) and the second piston plate (3343), two elastic telescopic rods (3344) fixedly connected with the outer surface of the mounting ring (338) are arranged at the upper end of the first piston plate (3342), and the two elastic telescopic rods (3344) are communicated with the inner cavity of the hydraulic bag (337) through hydraulic pipes.

5. An automotive brake caliper exhaust drain testing apparatus, as defined in claim 4, wherein: the transmission piece (335) comprises a positioning shell (3351), the positioning shell (3351) is fixedly arranged on one side of an inner cavity of the installation shell (331), one side, far away from the installation ring (338), of the outer surface of the positioning shell (3351) extends to the outside of the installation shell (331), a driven wheel (3352) is arranged in the middle of the inner cavity of the positioning shell (3351), a fan blade is arranged on an outer surface array of the driven wheel (3352), one end, far away from the chuck (4), of the driven wheel (3352) is provided with a transmission rod, one end, far away from the chuck (4), of the transmission rod extends to the outside of the positioning shell (3351), the transmission rod is fixedly connected with the outer surface of the spur gear I (336), and two communicating pipes (3353) are embedded in the inner wall of one side, close to the pushing piece (334), of the positioning shell (3351).

6. The vehicle brake caliper exhaust drain test apparatus according to claim 5, wherein: the two communicating pipes (3353) respectively communicate the two spaces inside the placing frame (3341) with the inner cavity of the positioning shell (3351).

7. An automotive brake caliper exhaust emission testing apparatus as defined in claim 3, wherein: the driven device (5) comprises a telescopic rod II (51), the telescopic rod II (51) is fixedly arranged at the upper end of the sliding plate (2), a connecting piece (52) is arranged on one side, far away from the collecting cylinder (6), of the upper portion of the outer surface of the telescopic rod II (51), and a driven mechanism (53) is arranged on the upper portion of the telescopic rod II (51).

8. The automotive brake caliper exhaust emission testing apparatus of claim 7, wherein: connecting piece (52) are including connecting frame (521), one side threaded connection that connecting frame (521) surface is close to telescopic link two (51) has setting element (524), the surface middle part of setting element (524) is provided with spur gear two (522) with the surface upper portion fixed connection of telescopic link two (51), the inner chamber lower part of connecting frame (521) is provided with spur gear two (522), spur gear two (522) and spur gear one (336) looks adaptation use, the inner chamber upper portion of connecting frame (521) is provided with driven lever (523), one side that the surface of driven lever (523) kept away from setting element (524) is connected through the belt with the surface of spur gear two (522), one side that driven lever (523) is close to setting element (524) is provided with flexible transmission rod (525), the lower extreme of flexible transmission rod (525) extends to the outside of connecting frame (521), be connected through bevel gear group between flexible transmission rod (525) and the driven lever (523).

9. The automotive brake caliper exhaust emission testing apparatus of claim 8, wherein: the driven mechanism (53) comprises two elastic telescopic rods III (531), the two elastic telescopic rods III (531) are fixedly arranged on the upper portions of the outer surfaces of the telescopic rods II (51), the two elastic telescopic rods III (531) are fixedly arranged on the lower portions of the connecting pipes (532), rotating frames (533) are rotatably arranged at the lower ends of the connecting pipes (532), the rotating frames (533) are used in a matched mode with emptying screws on caliper bodies (10), the middle portions of the outer surfaces of the rotating frames (533) are connected with the lower portions of the outer surfaces of the telescopic transmission rods (525) through belts, sealing rings (534) are rotatably arranged at the lower ends of the rotating frames (533), connecting rings (535) are arranged at the upper ends of the connecting pipes (532), and inner cavities of the connecting rings (535) are communicated with inner cavities of the collecting cylinders (6) through air pipes.