CN218937792U

CN218937792U - Brake pad brake disc performance detection equipment

Info

Publication number: CN218937792U
Application number: CN202320192848.3U
Authority: CN
Inventors: 孙海明; 刘欢; 陈君宝
Original assignee: Hubei Zhongcheng Technology Industry Technology Research Institute Co ltd; Hubei University of Automotive Technology
Current assignee: Hubei Zhongcheng Technology Industry Technology Research Institute Co ltd; Hubei University of Automotive Technology
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-04-28
Anticipated expiration: 2033-02-13

Abstract

The utility model belongs to the field of automobile brake system testing, and provides brake pad brake disc performance detection equipment which comprises a base, wherein two groups of brake discs are respectively connected onto the base in a rotating mode, a transfer driving part is arranged between the base and the two groups of brake discs, a driving motor is fixedly connected onto the base, the driving motor is in transmission connection with the transfer driving part, two groups of brake parts are arranged on the base, two groups of brake pads are arranged in the brake part, the two groups of brake pads are correspondingly arranged with one brake disc, two groups of water spraying components are arranged on the base, the water spraying components are correspondingly arranged with the brake discs, a monitoring part is arranged on the base, the monitoring part is correspondingly arranged with the brake discs, and the driving motor, the transfer driving part, the brake part, the water spraying components and the monitoring part are respectively and electrically connected with a controller. According to the utility model, two groups of brake pad brake discs can be tested at the same time, different simulation working conditions can be applied to the two groups of brake pad brake discs in the test process, and the test efficiency is improved.

Description

Brake pad brake disc performance detection equipment

Technical Field

The utility model belongs to the field of automobile brake system testing, and particularly relates to brake disc performance detection equipment for a brake pad.

Background

The automobile brake is a very important component in an automobile brake system, and the quality of the automobile brake directly influences the running safety performance of the automobile, so that the comprehensive performance test of a brake pad and a brake disc is particularly important in the research and development production process of the brake.

Common brake block brake disc performance test equipment can only test a set of brake block brake disc once, like the patent of publication No. CN215985201U, discloses a testing arrangement for automobile brake block performance detection, simulates different speed of a motor through adjusting motor rotational speed, detects the temperature of brake disc through infrared tester, and simultaneously sprays water to the brake disc through the shower nozzle and simulate rainy day's driving condition. Although this scheme can simulate different operating modes, still only can test a set of brake block brake disc once, the efficiency of test is slower, and can't realize the contrast test. Therefore, a need exists for a device that can test two sets of brake disc brake pads simultaneously, and can apply different simulation conditions to the two sets of brake disc brake pads during the testing process, so as to realize multidimensional testing, facilitate performance comparison, and improve testing efficiency.

Disclosure of Invention

The utility model aims to provide the performance detection equipment for the brake disc of the brake pad, so as to solve the problems, test two groups of brake discs of the brake pad at the same time, and apply different simulation working conditions to the two groups of brake discs of the brake pad in the test process, thereby realizing the purpose of multidimensional test.

In order to achieve the above object, the present utility model provides the following solutions: the utility model provides a brake block brake disc performance detection equipment, includes the base, rotate respectively on the base and be connected with two sets of brake discs, base and two sets of be provided with transfer drive portion between the brake disc, fixedly connected with driving motor on the base, driving motor's output shaft with transfer drive portion's input fixed connection, be provided with two sets of brake parts on the base, be provided with two sets of brake blocks in the brake part, two sets of the brake block with one the brake disc corresponds the setting, be provided with two sets of water spray assemblies on the base, two sets of water spray assemblies respectively with two sets of the brake disc corresponds the setting, be provided with monitoring portion on the base, monitoring portion and two sets of the brake disc corresponds the setting, fixedly connected with controller on the base, driving motor, transfer drive portion, brake part, water spray assemblies and monitoring portion respectively with controller electric connection.

Preferably, the transfer driving part comprises a transfer case, the transfer case is fixedly connected to the base, two groups of driving components are arranged in the transfer case, a transmission component is arranged between the driving components and an output shaft of the driving motor, the driving components comprise automatic clutches, one ends of sub-driving shafts are fixedly connected to output shafts of the automatic clutches in a coaxial line mode, one ends of the sub-driving shafts are detachably connected to brake discs, the brake discs are coaxially arranged with the sub-driving shafts, and the automatic clutches are electrically connected with the controller.

Preferably, the braking portion includes fixed connection the support column on the base, the spout has been vertically seted up on the lateral wall of support column, sliding connection has the connecting seat in the spout, can dismantle on the connecting seat and be connected with the calliper, fixedly connected with pressure sensor on the support column, the bottom of calliper with pressure sensor's top looks butt, two sets of the brake block joint is in the calliper, the brake disc corresponds the setting with two sets of the opposite side of brake block, pressure sensor with controller electric connection.

Preferably, the water spraying assembly comprises two groups of spray heads fixedly connected to the transfer case, the water outlet ends of the spray heads are respectively and correspondingly arranged with the two groups of brake discs, the water inlet ends of the spray heads are respectively communicated with external water supply equipment through water inlet pipes, the water inlet pipes are respectively communicated with electromagnetic valves, and the electromagnetic valves are respectively and electrically connected with the controller.

Preferably, the monitoring part comprises a temperature detection assembly and a rotation speed detection assembly, the rotation speed detection assembly comprises two groups of gear rings and two groups of rotation speed sensors, the two groups of gear rings are respectively and fixedly sleeved on the two groups of split driving shafts, the two groups of rotation speed sensors are respectively and fixedly connected to the base, the two groups of rotation speed sensors are respectively and correspondingly arranged with the circumferential side walls of the two groups of gear rings, the temperature detection assembly comprises two groups of temperature sensors fixedly connected to the base, the two groups of temperature sensors are respectively and correspondingly arranged with the side walls of the brake disc, and the two groups of rotation speed sensors and the two groups of temperature sensors are respectively and electrically connected with the controller.

Preferably, the transmission assembly comprises a main driving shaft and a rotating shaft, the main driving shaft is coaxially and fixedly connected between two groups of input shafts of the automatic clutch, a first bevel gear is fixedly sleeved on the main driving shaft, the rotating shaft penetrates through the transfer case body and is close to the side wall of the driving motor, one end of the rotating shaft is coaxially and fixedly connected with the output shaft of the driving motor, the other end of the rotating shaft is coaxially and fixedly connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

The utility model has the following technical effects: the main function of the transfer driving part is to control the power connection between the brake disc and the driving motor, and simultaneously allow the two groups of brake discs to rotate at different rotation speeds, namely, when one group of brake discs rotate by the driving motor, the other group of brake discs can be disconnected with the driving motor, so that the durability test and the braking force test are simultaneously carried out; the main function of the braking part is to push the brake pad to be abutted against the brake disc, thereby generating braking force and detecting the magnitude of the braking force; the main function of the water spraying component is to selectively spray water to two groups of brake discs and simulate the driving working condition in rainy days; the main function of the monitoring part is to detect and collect the rotating speed of the brake disc and the temperature during braking. In the whole, the utility model can test two groups of brake disc of the brake block at the same time, and can apply different simulation working conditions to the two groups of brake disc of the brake block in the test process, thereby realizing multidimensional test, facilitating performance comparison and improving test efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a top view of the detection apparatus of the present utility model;

FIG. 2 is a front view of the detection apparatus of the present utility model;

FIG. 3 is a right side view of the detection apparatus of the present utility model;

1, a base; 2. a pressure sensor; 3. a driving motor; 4. a controller; 5. a transfer case; 6. a caliper; 7. a brake pad; 8. a support column; 9. a brake disc; 10. a connecting flange; 11. a split drive shaft; 12. a gear ring; 13. an automatic clutch; 14. a first bevel gear; 15. a second bevel gear; 16. a rotating shaft; 17. a temperature sensor; 18. a spray head; 19. a water inlet pipe; 20. a rotation speed sensor; 21. a main drive shaft; 22. an electromagnetic valve; 23. and a connecting seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-3, the utility model provides brake pad brake disc performance detection equipment, which comprises a base 1, wherein two groups of brake discs 9 are respectively and rotatably connected to the base 1, a transfer driving part is arranged between the base 1 and the two groups of brake discs 9, a driving motor 3 is fixedly connected to the base 1, an output shaft of the driving motor 3 is fixedly connected with an input end of the transfer driving part, two groups of brake parts are arranged on the base 1, two groups of brake pads 7 are arranged in the brake parts, the two groups of brake pads 7 are correspondingly arranged with one brake disc 9, two groups of water spraying components are arranged on the base 1, the two groups of water spraying components are respectively and correspondingly arranged with the two groups of brake discs 9, a monitoring part is arranged on the base 1, the monitoring part is correspondingly arranged with the two groups of brake discs 9, a controller 4 is fixedly connected to the base 1, and the driving motor 3, the transfer driving part, the brake parts, the water spraying components and the monitoring part are respectively and electrically connected with the controller 4.

The main function of the driving motor 3 is to drive the transfer driving part to operate so as to rotate the two groups of brake discs 9; the main function of the transfer driving part is to control the power connection between the brake disc 9 and the driving motor 3, and simultaneously allow the two groups of brake discs 9 to rotate at different rotation speeds, namely when one group of brake discs 9 are rotated by the driving motor 3, the other group of brake discs 9 can be disconnected with the driving motor 3 and only rotate by inertia, so that the durability test and the braking force test are simultaneously carried out; the main function of the braking part is to generate braking force by pushing the brake pad 7 to be abutted against the brake disc 9, and detect the magnitude of the braking force; the main function of the water spraying component is to selectively spray water to the two groups of brake discs 9, so as to simulate the driving working condition in rainy days; the main function of the monitoring part is to detect and collect the rotation speed of the brake disc 9 and the temperature during braking. In the whole, the utility model can test two groups of brake disc of the brake block at the same time, and can apply different simulation working conditions to the two groups of brake disc of the brake block in the test process, thereby realizing multidimensional test and improving the test efficiency.

Further optimizing scheme, transfer drive portion includes transfer casing 5, transfer casing 5 fixed connection is on base 1, be provided with two sets of drive assembly in the transfer casing 5, be provided with transmission assembly between the output shaft of two sets of drive assembly and driving motor 3, drive assembly includes automatic clutch 13, the one end of the output shaft coaxial line fixedly connected with branch drive shaft 11 of automatic clutch 13, a brake disc 9 detachable connection is at the other end of branch drive shaft 11, brake disc 9 and branch drive shaft 11 coaxial line setting, automatic clutch 13 and controller 4 electric connection.

The end of the sub-driving shaft 11 far away from the automatic clutch 13 is coaxially and fixedly connected with a connecting flange 10, and before the test, the brake disc 9 is fixedly connected on the connecting flange 10 through bolts. The driving motor 3 is started by the controller 4, the driving motor 3 rotates to drive the transmission assembly to operate, and the transmission assembly operates to drive the two groups of automatic clutches 13 to operate. When the controller 4 controls the automatic clutch 13 to be internally connected, an output shaft of the automatic clutch 13 can drive the sub-driving shaft 11 to rotate, the sub-driving shaft 11 rotates to drive the connecting flange 10 to rotate, and the connecting flange 10 rotates to drive the brake disc 9 to rotate; however, when the controller 4 controls the automatic clutch 13 to be internally disconnected, the sub-drive shaft 11 loses power, and the brake disc 9 rotates about the axis of the sub-drive shaft 11 by inertia.

Further optimizing scheme, the brake part includes support column 8 of fixed connection on base 1, vertical spout has been seted up on the lateral wall of support column 8, sliding connection has connecting seat 23 on the spout, can dismantle on the connecting seat 23 and be connected with calliper 6, fixedly connected with pressure sensor 2 on the support column 8, the bottom and the top looks butt of pressure sensor 2 of calliper 6, two sets of brake block 7 joint are in calliper 6, brake disc 9 corresponds the setting with the opposite side of two sets of brake blocks 7, pressure sensor 2 and controller 4 electric connection.

The connecting seat 23 is provided with a plurality of threaded holes, and the calipers 6 can be fixedly connected to the connecting seat 23 through bolts so as to realize the replacement of different brake pads 7. When the controller 4 controls the calipers 6 to brake, the brake disc 9 can drive the calipers 6 to have a downward movement trend, and at the moment, the calipers 6 squeeze the pressure sensor 2, and the magnitude of braking force can be obtained through the collection of the detected values by the pressure sensor 2.

Further optimizing scheme, the water spray subassembly includes two sets of shower nozzles 18 of fixed connection on transfer case 5, and the water outlet end of two sets of shower nozzles 18 corresponds the setting with two sets of brake discs 9 respectively, and the water inlet end of two sets of shower nozzles 18 communicates with external water supply equipment through inlet tube 19 respectively, and the intercommunication has solenoid valve 22 on two sets of inlet tube 19 respectively, and two sets of solenoid valve 22 respectively with controller 4 electric connection.

The controller 4 controls the opening and closing of the two groups of electromagnetic valves 22 respectively, so as to control whether the two groups of spray heads 18 spray water on the corresponding brake disc 9.

Further optimizing scheme, monitoring part includes temperature detection subassembly and rotational speed detection subassembly, rotational speed detection subassembly includes two sets of ring gears 12 and two sets of rotational speed sensor 20, two sets of ring gears 12 are fixed the cover respectively and are established on two sets of drive shafts 11, two sets of rotational speed sensor 20 are fixed connection respectively on base 1, two sets of rotational speed sensor 20 correspond the setting with the circumference lateral wall of two sets of ring gears 12 respectively, temperature detection subassembly includes two sets of temperature sensor 17 of fixed connection on base 1, two sets of temperature sensor 17 correspond the setting with the lateral wall of two sets of brake discs 9 respectively, two sets of rotational speed sensor 20 and two sets of temperature sensor 17 respectively with controller 4 electric connection.

The rotation speed sensor 20 can indirectly know the rotation of the brake disc 9 by detecting the rotation speed of the corresponding gear ring, so that the simulation of braking at different vehicle speeds is realized.

Further optimizing scheme, the transmission assembly includes main drive shaft 21 and pivot 16, and main drive shaft 21 coaxial line fixed connection is between the input shaft of two sets of automatic clutches 13, and the fixed cover is equipped with first bevel gear 14 on the main drive shaft 21, and pivot 16 runs through transfer case 5 and is close to driving motor 3's lateral wall, and the coaxial fixed connection of one end and driving motor 3's output shaft of pivot 16, the coaxial fixed connection of the other end of pivot 16 has second bevel gear 15, and second bevel gear 15 meshes with first bevel gear 14.

The working procedure of this embodiment is as follows: when two sets of identical brake pad brake discs are required to be subjected to performance consistency test, the two sets of brake pad brake discs are respectively and fixedly connected to equipment, the driving motor 3 is controlled to run through the controller 4, and the driving motor 3 sequentially drives the two sets of automatic clutches 13 to rotate through the rotating shaft 16, the second bevel gear 15, the first bevel gear 14 and the main driving shaft 21. The operation controller 4 engages the two automatic clutches 13 to rotate the two brake discs 9 at the same rotational speed, and the operation controller 4 operates the two calipers 6 to brake the brake pads 7 and the brake discs 9. The controller 4 compares the difference by recording the data collected by each rotation speed sensor 20, each temperature sensor 17 and each pressure sensor 2, thereby judging the performance consistency of the same brake disc.

When the durability test and the braking force test are needed to be respectively carried out on the two sets of brake pad brake discs, the above work is repeated until the two sets of brake discs 9 start to rotate. At this time, the controller 4 is operated to turn off one of the automatic clutches 13, to rotate the corresponding brake disc 9 by inertia, to operate the corresponding caliper 6 by the controller 4, to perform braking, and to determine braking performance by data acquired by the corresponding rotation speed sensor 20, temperature sensor 17, and pressure sensor 2. Meanwhile, the other group of brake discs 9 are driven by the driving motor 3 to normally rotate, the corresponding calipers 6 are enabled to act through the controller 4 to continuously generate braking force, and braking durability is judged through data acquired by the corresponding rotating speed sensor 20, the temperature sensor 17 and the pressure sensor 2.

When the test of the influence of sunny days and rainy days on the braking force is needed, the above work is repeated until two groups of brake discs 9 start to rotate, one group of electromagnetic valves 22 are opened through the controller 4, the corresponding spray heads 18 spray water to the corresponding brake discs 9, meanwhile, the two groups of calipers 6 are enabled to act to start braking, and the controller 4 judges the influence of the rainy days on the braking force by recording the data acquired by each rotating speed sensor 20, each temperature sensor 17 and each pressure sensor 2 and comparing the difference.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. The utility model provides a brake block brake disc performance check out test set which characterized in that: including base (1), rotate respectively on base (1) and be connected with two sets of brake disc (9), base (1) and two sets of be provided with transfer drive portion between brake disc (9), fixedly connected with driving motor (3) on base (1), the output shaft of driving motor (3) with transfer drive portion transmission is connected, be provided with two sets of brake blocks (7) on base (1), two sets of brake blocks (7) with one brake disc (9) correspond the setting, be provided with two sets of water spray assemblies on base (1) two sets of water spray assemblies respectively with two sets of brake disc (9) correspond the setting, be provided with monitoring portion on base (1), monitoring portion with two sets of brake disc (9) correspond the setting, fixedly connected with controller (4) on base (1), driving motor (3), transfer drive portion, brake component and monitor portion respectively with controller (4) electric connection sprays water.

2. The brake pad disc performance detection apparatus of claim 1, wherein: transfer drive portion includes transfer casing (5), transfer casing (5) fixed connection is in on base (1), be provided with two sets of drive assembly in transfer casing (5), two sets of drive assembly with be provided with transmission assembly between the output shaft of driving motor (3), drive assembly includes automatic clutch (13), the one end of output shaft coaxial line fixedly connected with minute drive shaft (11) of automatic clutch (13), one brake disc (9) detachable connection is in the other end of minute drive shaft (11), brake disc (9) with minute drive shaft (11) coaxial line sets up, automatic clutch (13) with controller (4) electric connection.

3. The brake pad disc performance detection apparatus of claim 1, wherein: the braking portion includes fixed connection support column (8) on base (1), the spout has been vertically seted up on the lateral wall of support column (8), sliding connection has connecting seat (23) in the spout, be connected with calliper (6) can be dismantled on connecting seat (23), fixedly connected with pressure sensor (2) on support column (8), the bottom of calliper (6) with the top looks butt of pressure sensor (2), two sets of brake block (7) joint is in calliper (6), brake disc (9) and two sets of opposite side correspondence setting of brake block (7), pressure sensor (2) with controller (4) electric connection.

4. The brake pad disc performance detection apparatus of claim 2, wherein: the water spraying assembly comprises two groups of spray heads (18) fixedly connected to the transfer case (5), water outlet ends of the spray heads (18) are respectively and correspondingly arranged with two groups of brake discs (9), water inlet ends of the spray heads (18) are respectively communicated with external water supply equipment through water inlet pipes (19), electromagnetic valves (22) are respectively communicated with the water inlet pipes (19), and the electromagnetic valves (22) are respectively and electrically connected with the controller (4).

5. The brake pad disc performance detection apparatus of claim 2, wherein: the monitoring part comprises a temperature detection assembly and a rotation speed detection assembly, the rotation speed detection assembly comprises two groups of gear rings (12) and two groups of rotation speed sensors (20), the two groups of gear rings (12) are respectively fixedly sleeved on the two groups of split driving shafts (11), the two groups of rotation speed sensors (20) are respectively fixedly connected to the base (1), the two groups of rotation speed sensors (20) are respectively and correspondingly arranged with the two groups of circumferential side walls of the gear rings (12), the temperature detection assembly comprises two groups of temperature sensors (17) fixedly connected to the base (1), the two groups of temperature sensors (17) are respectively and correspondingly arranged with the side walls of the brake disc (9), and the two groups of rotation speed sensors (20) and the two groups of temperature sensors (17) are respectively and electrically connected with the controller (4).

6. The brake pad disc performance detection apparatus of claim 2, wherein: the transmission assembly comprises a main driving shaft (21) and a rotating shaft (16), wherein the main driving shaft (21) is fixedly connected between two groups of input shafts of the automatic clutch (13), a first bevel gear (14) is fixedly sleeved on the main driving shaft (21), the rotating shaft (16) penetrates through the transfer case (5) to be close to the side wall of the driving motor (3), one end of the rotating shaft (16) is fixedly connected with an output shaft coaxial line of the driving motor (3), a second bevel gear (15) is fixedly connected with the other end of the rotating shaft (16), and the second bevel gear (15) is meshed with the first bevel gear (14).