CN216012741U

CN216012741U - Test bench for detecting static strength of automobile brake

Info

Publication number: CN216012741U
Application number: CN202122450938.1U
Authority: CN
Inventors: 张桂丽; 肖尚; 沈建华
Original assignee: Wuhan Zhiheng Intelligent Equipment Co ltd
Current assignee: Wuhan Zhiheng Intelligent Equipment Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-03-11
Anticipated expiration: 2031-10-12

Abstract

The application discloses a test bed for detecting static strength of an automobile brake, which comprises an adjusting structure, a driving structure and a bottom plate; the adjusting structure comprises a hydraulic rod, a connecting plate is arranged at the top end of the output end of the hydraulic rod, the output end of the hydraulic rod is rotatably connected with the bottom end of the connecting plate, a second motor is fixedly connected to the top end of the connecting plate, and the output end of the second motor is fixedly connected with the top end of the output end of the hydraulic rod; the utility model discloses a camera, including connecting plate, connecting plate outer end rigid coupling has the second mounting panel, second mounting panel bottom rigid coupling has a card section of thick bamboo, second mounting panel top rigid coupling has the connecting rod, just connecting rod outer end rigid coupling has the camera. Place the brake disc on first mounting panel top, the brake disc can block at the card post surface this moment, and the second motor can drive the connecting plate and rotate, moves the second mounting panel to first mounting panel surface until, can drive the second mounting panel through the hydraulic stem and move to the bottom, until will block a section of thick bamboo block at card post surface to this will fix the brake disc.

Description

Test bench for detecting static strength of automobile brake

Technical Field

The application relates to the technical field of automobile brakes, in particular to a test bed for detecting static strength of an automobile brake.

Background

The automobile brake is a braking device of an automobile, and the brakes used by the automobile are almost all of friction type and can be divided into drum type and disc type; the rotary element in the drum brake friction pair is a brake drum, and the working surface of the rotary element is a cylindrical surface; the rotating element of the disc brake is then a rotating brake disc, with the end face being the working surface.

A motor vehicle brake is a component which generates a force (braking force) which counteracts the movement or the tendency of movement of the vehicle, including also a retarder in an auxiliary brake system.

Traditional automotive brake test bench surface structure all is comparatively complicated usually, is not convenient for install and dismantle the brake disc when using, and is comparatively troublesome during the operation, and present test bench lacks supplementary monitoring ability simultaneously, and degree of automation is not high. Therefore, the test bed for detecting the static strength of the automobile brake is provided for solving the problems.

Disclosure of Invention

A test bed for detecting static strength of an automobile brake comprises an adjusting structure, a driving structure and a bottom plate;

the adjusting structure comprises a hydraulic rod, a connecting plate is arranged at the top end of the output end of the hydraulic rod, the output end of the hydraulic rod is rotatably connected with the bottom end of the connecting plate, a second motor is fixedly connected to the top end of the connecting plate, and the output end of the second motor is fixedly connected with the top end of the output end of the hydraulic rod; a second mounting plate is fixedly connected to the outer end of the connecting plate, a clamping cylinder is fixedly connected to the bottom end of the second mounting plate, a connecting rod is fixedly connected to the top end of the second mounting plate, and a camera is fixedly connected to the outer end of the connecting rod;

the driving structure comprises a sliding seat, a sliding groove is formed in the surface of the bottom plate, the sliding seat is connected with the sliding groove in a sliding mode, a connecting block is fixedly connected to the bottom end of the sliding seat, and a threaded hole is formed in the side face of the connecting block; the sliding seat bottom is equipped with the screw rod, screw rod one end is rotated with the fixed plate medial surface and is connected, the screw rod with screw hole threaded connection, fixed plate lateral surface rigid coupling has the third motor, just the third motor output with screw rod one end rigid coupling.

Furthermore, the fixed plate is of an L-shaped structure, the two fixed plates are symmetrically distributed at the bottom end of the bottom plate, the top ends of the fixed plates are fixedly connected with the bottom end of the bottom plate, and the bottom ends of the fixed plates are provided with fixed holes.

Further, the slide top rigid coupling has the riser, the riser top is equipped with the fly leaf, riser lateral surface rigid coupling has the guide block, open the fly leaf side has the guide way, just the guide block with guide way sliding connection.

Further, a cylinder is fixedly connected to the rear side of the movable plate, the output end of the cylinder is fixedly connected to the top end of the sliding seat, and a mounting hole is formed in the surface of the movable plate.

Further, the bottom plate top is equipped with first mounting panel, first mounting panel bottom rigid coupling has the connecting axle, the connecting axle bottom with the bottom plate surface rotates to be connected, bottom plate bottom rigid coupling has first motor, just first motor output with connecting axle bottom rigid coupling.

Furthermore, a plurality of clamping columns are distributed on the surface of the first mounting plate in an annular mode, the bottom ends of the clamping columns are fixedly connected with the upper surface of the first mounting plate, and the clamping cylinders are matched with the clamping columns in size.

Through the above-mentioned embodiment of this application, can directly place the brake disc on first mounting panel top, the brake disc can block this moment and block on calorie post surface, and the second motor can drive the connecting plate and rotate, until removing the second mounting panel to first mounting panel surface, can drive the second mounting panel through the hydraulic stem again and move to the bottom, until will block a section of thick bamboo block and block on calorie post surface to this comes the brake disc fixed, and the dismouting is all comparatively simple.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

fig. 3 is a connection diagram of a slider and a connection block according to an embodiment of the present application.

In the figure: 1. a fixing plate; 2. a fixing hole; 3. a base plate; 31. a chute; 4. a slide base; 5. a vertical plate; 51. a guide block; 6. a movable plate; 61. a guide groove; 7. mounting holes; 8. a first motor; 9. a connecting shaft; 10. a first mounting plate; 11. clamping the column; 12. a hydraulic lever; 13. a connecting plate; 14. a second motor; 15. a second mounting plate; 16. clamping the cylinder; 17. a connecting rod; 18. a camera; 19. a third motor; 20. a cylinder; 21. a screw; 22. connecting blocks; 221. a threaded bore.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The test bed in the embodiment can be applied to various automobile brakes, for example, the following four-axle automobile brake is provided in the embodiment, and the test bed in the embodiment can be used for assisting the following four-axle automobile brake.

The four-shaft automobile brake comprises a caliper body, a piston, a torsion spring and a guide shaft limiting buckle, wherein a guide pillar is arranged in the center of the caliper body, the piston is arranged inside the caliper body through the guide pillar, and a piston dust cover is clamped between the caliper body and the piston; an oil filling cavity is defined between the lower end face of the piston and the inner wall of the caliper body, and a rectangular ring is embedded between the piston and the inner wall face of the caliper body to play a role in preventing oil leakage; the piston is provided with four groove bodies arranged in an array around the center, a guide shaft is arranged in each groove body, a limiting buckle is sleeved on each guide shaft, and each limiting buckle is positioned in each groove body; the piston return auxiliary block is in clearance fit with the guide shaft and is fixedly connected with the piston, and the piston return auxiliary block and the guide shaft can slide relatively but do not allow oil to pass through; a guide shaft limiting buckle is fixedly connected in the caliper body, is sleeved on the guide shaft and is positioned between the piston return auxiliary block and a shaft shoulder formed at the head end of the guide shaft; and a spring is arranged between the limit buckle and the piston return auxiliary block, the torsion spring is tightly hooped on the guide shaft and is positioned in a cavity surrounded by the limit buckle, and the right end of the torsion spring is abutted to the limit buckle.

The static friction force between the torsion spring and the guide shaft is greater than the elastic force of the spring and less than the hydraulic pressure in the oil filling cavity. And four friction plate fixing blocks are arranged on the upper surface of the piston. The caliper body is fixedly connected with the guide pillar.

Of course, the present embodiment can be used for other automobile brakes. Here, description is not repeated, and the test bench according to the embodiment of the present application is described below.

Referring to fig. 1-3, a test bed for detecting static strength of an automobile brake comprises an adjusting structure, a driving structure and a bottom plate 3;

the adjusting structure comprises a hydraulic rod 12, a connecting plate 13 is arranged at the top end of the output end of the hydraulic rod 12, the output end of the hydraulic rod 12 is rotatably connected with the bottom end of the connecting plate 13, a second motor 14 is fixedly connected to the top end of the connecting plate 13, and the output end of the second motor 14 is fixedly connected with the top end of the output end of the hydraulic rod 12; a second mounting plate 15 is fixedly connected to the outer end of the connecting plate 13, a clamping cylinder 16 is fixedly connected to the bottom end of the second mounting plate 15, a connecting rod 17 is fixedly connected to the top end of the second mounting plate 15, and a camera 18 is fixedly connected to the outer end of the connecting rod 17;

the driving structure comprises a sliding seat 4, a sliding groove 31 is formed in the surface of the bottom plate 3, the sliding seat 4 is connected with the sliding groove 31 in a sliding mode, a connecting block 22 is fixedly connected to the bottom end of the sliding seat 4, and a threaded hole 221 is formed in the side face of the connecting block 22; slide 4 bottom is equipped with screw rod 21, screw rod 21 one end is rotated with fixed plate 1 medial surface and is connected, screw rod 21 with screw hole 221 threaded connection, fixed plate 1 lateral surface rigid coupling has third motor 19, just third motor 19 output with screw rod 21 one end rigid coupling.

The fixing plates 1 are of an L-shaped structure, the two fixing plates 1 are symmetrically distributed at the bottom end of the bottom plate 3, the top ends of the fixing plates 1 are fixedly connected with the bottom end of the bottom plate 3, and the bottom end of each fixing plate 1 is provided with a fixing hole 2, so that the fixing plates 1 can be conveniently fixed; a vertical plate 5 is fixedly connected to the top end of the sliding seat 4, a movable plate 6 is arranged at the top end of the vertical plate 5, a guide block 51 is fixedly connected to the outer side surface of the vertical plate 5, a guide groove 61 is formed in the side surface of the movable plate 6, and the guide block 51 is in sliding connection with the guide groove 61, so that the stability between the sliding seat 4 and the vertical plate 5 is enhanced; an air cylinder 20 is fixedly connected to the rear side of the movable plate 6, the output end of the air cylinder 20 is fixedly connected with the top end of the sliding seat 4, and a mounting hole 7 is formed in the surface of the movable plate 6, so that the calipers can be conveniently fixed to the top end of the movable plate 6; a first mounting plate 10 is arranged at the top end of the bottom plate 3, a connecting shaft 9 is fixedly connected to the bottom end of the first mounting plate 10, the bottom end of the connecting shaft 9 is rotatably connected with the surface of the bottom plate 3, a first motor 8 is fixedly connected to the bottom end of the bottom plate 3, the output end of the first motor 8 is fixedly connected to the bottom end of the connecting shaft 9, and the first motor 8 can drive the first mounting plate 10 to rotate; first mounting panel 10 surface ring distributes has a plurality of card posts 11, card post 11 bottom with first mounting panel 10 upper surface rigid coupling, just card a section of thick bamboo 16 with card post 11 size phase-match, through card a section of thick bamboo 16 with card post 11 can be fixed with the brake chuck.

When the brake disc fixing device is used, firstly, the brake disc is placed at the top end of the first mounting plate 10, the brake disc is clamped on the surface of the clamping column 11 at the moment, then the hydraulic rod 12 works, meanwhile, the second motor 14 works, the second motor 14 drives the connecting plate 13 to rotate until the second mounting plate 15 is moved to the surface of the first mounting plate 10, the second mounting plate 15 is driven by the hydraulic rod 12 to move towards the bottom end until the clamping cylinder 16 is clamped on the surface of the clamping column 11, and therefore the brake disc is fixed;

then the caliper is arranged on the surface of the movable plate 6, the movable plate 6 can be driven to move along the vertical plate 5 by the operation of the air cylinder 20, so that the caliper is aligned with the brake disc, meanwhile, the third motor 19 is driven to operate, the third motor 19 drives the screw rod 21 to rotate, and the sliding seat 4 can be driven to slide along the sliding groove 31 under the screwing of the screw rod 21 and the threaded hole 221 until the caliper is clamped with the brake disc; finally, the first motor 8 works to drive the brake disc to rotate, so that the automobile brake is detected; through being equipped with camera 18 in connecting rod 17 bottom, can monitor the relative position between calliper and the brake disc through camera 18, can carry out automatic correction through camera 18, degree of automation is high.

The application has the advantages that:

1. according to the brake disc fixing device, the brake disc can be directly placed at the top end of the first mounting plate, the brake disc can be clamped on the surface of the clamping column at the moment, the second motor can drive the connecting plate to rotate until the second mounting plate is moved to the surface of the first mounting plate, the second mounting plate can be driven to move towards the bottom end through the hydraulic rod until the clamping cylinder is clamped on the surface of the clamping column, so that the brake disc is fixed, and the brake disc is simple to assemble and disassemble;

2. according to the brake caliper, the third motor can drive the screw rod to rotate, and the sliding seat can be driven to slide along the sliding groove under the screwing of the screw rod and the threaded hole until the caliper is clamped with the brake disc; the first motor works to drive the brake disc to rotate, so that the automobile brake is detected, and the operation is simple; then can monitor the relative position between calliper and the brake disc through the camera, can carry out automatic correction through the camera, degree of automation is high.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a quiet intensity of automotive brake detects uses test bench which characterized in that: comprises an adjusting structure, a driving structure and a bottom plate (3);

the adjusting structure comprises a hydraulic rod (12), a connecting plate (13) is arranged at the top end of the output end of the hydraulic rod (12), the output end of the hydraulic rod (12) is rotatably connected with the bottom end of the connecting plate (13), a second motor (14) is fixedly connected to the top end of the connecting plate (13), and the output end of the second motor (14) is fixedly connected with the top end of the output end of the hydraulic rod (12); a second mounting plate (15) is fixedly connected to the outer end of the connecting plate (13), a clamping cylinder (16) is fixedly connected to the bottom end of the second mounting plate (15), a connecting rod (17) is fixedly connected to the top end of the second mounting plate (15), and a camera (18) is fixedly connected to the outer end of the connecting rod (17);

the driving structure comprises a sliding seat (4), a sliding groove (31) is formed in the surface of the bottom plate (3), the sliding seat (4) is connected with the sliding groove (31) in a sliding mode, a connecting block (22) is fixedly connected to the bottom end of the sliding seat (4), and a threaded hole (221) is formed in the side face of the connecting block (22); slide (4) bottom is equipped with screw rod (21), screw rod (21) one end is rotated with fixed plate (1) medial surface and is connected, screw rod (21) with screw hole (221) threaded connection, fixed plate (1) lateral surface rigid coupling has third motor (19), just third motor (19) output with screw rod (21) one end rigid coupling.

2. The test bed for detecting the static strength of the automobile brake as claimed in claim 1, wherein:

the fixing plate (1) is of an L-shaped structure, the two fixing plates (1) are symmetrically distributed at the bottom end of the bottom plate (3), the top end of each fixing plate (1) is fixedly connected with the bottom end of the bottom plate (3), and the bottom end of each fixing plate (1) is provided with a fixing hole (2).

3. The test bed for detecting the static strength of the automobile brake as claimed in claim 1, wherein:

slide (4) top rigid coupling has riser (5), riser (5) top is equipped with fly leaf (6), riser (5) lateral surface rigid coupling has guide block (51), open fly leaf (6) side has guide way (61), just guide block (51) with guide way (61) sliding connection.

4. The test bed for detecting the static strength of the automobile brake as claimed in claim 3, wherein:

the rear side of the movable plate (6) is fixedly connected with a cylinder (20), the output end of the cylinder (20) is fixedly connected with the top end of the sliding seat (4), and the surface of the movable plate (6) is provided with a mounting hole (7).

5. The test bed for detecting the static strength of the automobile brake as claimed in claim 1, wherein:

bottom plate (3) top is equipped with first mounting panel (10), first mounting panel (10) bottom rigid coupling has connecting axle (9), connecting axle (9) bottom with bottom plate (3) surface rotates and connects, bottom plate (3) bottom rigid coupling has first motor (8), just first motor (8) output with connecting axle (9) bottom rigid coupling.

6. The test bed for detecting the static strength of the automobile brake as claimed in claim 5, wherein:

first mounting panel (10) surface ring distributes has a plurality of card posts (11), card post (11) bottom with first mounting panel (10) upper surface rigid coupling, just a card section of thick bamboo (16) with card post (11) size phase-match.