CN214066495U - Brake part endurance test device - Google Patents
Brake part endurance test device Download PDFInfo
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- CN214066495U CN214066495U CN202121722368.0U CN202121722368U CN214066495U CN 214066495 U CN214066495 U CN 214066495U CN 202121722368 U CN202121722368 U CN 202121722368U CN 214066495 U CN214066495 U CN 214066495U
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Abstract
The utility model belongs to the technical field of endurance frequency tests, and discloses a brake component endurance test device, which comprises a test bench provided with a test bench surface; the protective fence is arranged around the test table top in a surrounding manner; the modularized fixing tool is detachably arranged on the test table top and used for fixing the brake part to be tested; the air source assembly is arranged in the test bench; the test tool comprises an air inlet joint and an air outlet joint, wherein the air inlet joint is connected with the air source component through an air inlet pipeline, the air outlet joint is connected with the air source component through an air outlet pipeline, the air inlet joint can be connected to an air inlet of the brake component to be tested, and the air outlet joint is connected to an air outlet of the brake component to be tested; the control assembly comprises a controller, a two-position three-way electromagnetic valve and a counter, the two-position three-way electromagnetic valve is arranged on the air inlet pipeline, the controller is electrically connected with the two-position three-way electromagnetic valve, the controller controls air inlet and air cut-off of the brake part to be tested, and the counter is used for recording test times.
Description
Technical Field
The utility model belongs to the technical field of the durable number of times of brake block is experimental, especially, relate to a brake block endurance test device.
Background
In the traditional endurance frequency verification process of the pneumatic brake parts of the commercial vehicle, a structural method of a timer, an electromagnetic valve and an air pipe is generally adopted for realizing the endurance frequency verification.
The gas path structure is compressed by a gas source and reaches each gas inlet of the product after passing through a pressure limiting valve, and the outlet of the product is connected with a 1L gas storage cylinder.
The circuit structure generally comprises an air switch, an intermediate relay, a two-position three-way electromagnetic valve, a timer and a counter, wherein the counter realizes the product counting function through the on-off of the intermediate relay. Although this structure is simply built easily, its security is poor: the structure has poor design on the protection capability of the trachea for the falling off; the high-pressure gas pipeline has the problem of falling off after a durability test, and the gas pipe is easy to splash everywhere under the condition of compressed gas, so that the eyes, the face and other parts of a tester are easy to be damaged.
Therefore, a brake durability testing apparatus is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a brake part endurance test device, it can carry out the durable number of times test, and has the effect of protection, connects in the testing process and drops and can be blockked, can not splash to the outside and hinder the people.
To achieve the purpose, the utility model adopts the following technical proposal:
provided is a brake component durability test device, comprising:
a test bench provided with a test table;
the protective fence is arranged around the test table top in a surrounding manner;
the modularized fixing tool is detachably arranged on the test table top and used for fixing a brake part to be tested;
an air supply assembly disposed within the test rig;
the test tool comprises an air inlet joint and an air outlet joint, wherein the air inlet joint is connected with the air source component through an air inlet pipeline, the air outlet joint is connected with the air source component through an air outlet pipeline, the air inlet joint can be connected to an air inlet of the brake component to be tested, and the air outlet joint is connected to an air outlet of the brake component to be tested;
control assembly, it includes controller, two three way solenoid valves and counter, two three way solenoid valves set up intake pipe is last, the controller with two three way solenoid valves electricity is connected, the controller admits air and cuts off gas control to the trial brake part that awaits measuring, the counter with the controller electricity is connected, the counter is used for the experimental number of times of record.
As a preferred technical scheme of a brake part endurance test device, the protection rail comprises a rail body and a window, wherein a window is arranged on the rail body, and the window is rotatably arranged on the window.
As a preferable technical scheme of the brake part endurance test device, the fence body comprises a frame and a transparent panel arranged on the frame, and the window comprises a window frame and a transparent window plate arranged on the window frame.
As a preferable technical scheme of the brake component endurance test device, the control assembly further comprises a pressure regulating valve electrically connected with the controller, and the pressure regulating valve is arranged on both the air inlet pipeline and the air outlet pipeline.
As a preferred technical scheme of brake part endurance test device, the air supply subassembly includes air supply and gas storage subassembly, the gas storage subassembly includes first gas receiver and second gas receiver, the air supply pass through first tube coupling in first gas receiver with the second gas receiver, the air inlet tube coupling in first gas receiver, the pipeline of giving vent to anger connect in the second gas receiver.
As an optimal technical scheme of a brake part endurance test device, the control assembly further comprises an installation panel and a pressure gauge, the installation panel is detachably arranged on the test table surface, the pressure gauge is installed on the installation panel, and the air inlet, the air outlet and the two-position three-way electromagnetic valve are connected with the pressure gauge.
As an optimal technical scheme of the brake component endurance test device, the test tool comprises a plurality of air inlet connectors and a plurality of air outlet connectors, and the air inlet connectors and the air outlet connectors are arranged in a one-to-one correspondence mode.
As an optimal technical scheme of the brake component durability test device, the test tools are divided into two groups, the air source assembly comprises two air storage assemblies, and the air storage assemblies and the test tools are arranged in a one-to-one correspondence mode.
Compared with the prior art, the utility model discloses following beneficial effect has:
the modularized fixing tool is detachably arranged on the test table board and used for fixing the brake part to be tested, and the fixing tool corresponding to the brake part to be tested can be selected according to the brake part to be tested, so that the device can test different parts. The air source assembly provides test air for the brake part to be tested, the controller controls the two-position three-way electromagnetic valve to perform air inlet and air cut-off control on the brake part to be tested, and the controller controls the counter to record the test times so as to complete the endurance time test. The protection rail plays the effect of protection, and the joint drops and can be blockked in the test process, can not splash to the outside and injure the people. The controller is adopted to control the two-position three-way electromagnetic valve and the counter, so that electric shock of personnel can be avoided.
Drawings
FIG. 1 is a schematic structural view of a brake component endurance testing apparatus provided by the present invention (excluding a window on one side);
fig. 2 is a piping diagram of the brake component durability test apparatus provided by the present invention.
Wherein, 1, testing the rack; 11. testing the table top; 12. a cabinet body; 2. a protective fence; 21. a fence body; 22. a window; 3. fixing the tool; 4. a gas source assembly; 41. a gas source; 42. a gas storage component; 421. a first air reservoir; 422. a second air cylinder; 51. a two-position three-way electromagnetic valve; 52. a pressure regulating valve; 61. a pressure gauge; 62. installing a panel; 10. a brake component to be tested.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the present embodiment discloses a brake component endurance testing apparatus for performing endurance number tests on some parts of an automotive brake system. The device comprises a test bench 1, a protective fence 2, a fixing tool 3, an air source assembly 4, a test tool and a control assembly.
The test bench 1 comprises a cabinet 12 and a test bench 11, wherein the test bench 11 is arranged on the cabinet 12. The protection fence 2 is arranged around the test table top 11 to play a role in protection. Specifically, the protective fence 2 includes a fence body 21 and a window 22, the fence body 21 is provided with a window, and the window 22 is rotatably provided on the window. Wherein, two windows are symmetrically arranged on the fence body 21. The fence body 21 includes a frame and a transparent panel provided on the frame, and the window 22 includes a window frame and a transparent window panel provided on the window frame.
The modularized fixing tool 3 is detachably arranged on the test table 11 and used for fixing the brake component 10 to be tested. The brake parts 10 to be tested are bridge control modules, EBS trailer valves or EBS brake master valves, the fixing tools 3 corresponding to different brake parts 10 to be tested have different structures, but are fixed on the test table 11 in the same mode by bolts. The test table 11 is provided with a plurality of fixed tools 3, specifically, the fixed tools are arranged in two rows, and each row is provided with a plurality of fixed tools 3 at intervals.
The air supply assembly 4 is disposed within the test rig 1. The air source assembly 4 comprises an air source 41 and an air storage assembly 42, the air storage assembly 42 comprises a first air storage cylinder 421 and a second air storage cylinder 422, the air source 41 is connected to the first air storage cylinder 421 and the second air storage cylinder 422 through a first pipeline, and the first air storage cylinder 421 and the second air storage cylinder 422 are connected in parallel.
The test fixture comprises an air inlet connector and an air outlet connector, the air inlet connector is connected with the air source assembly 4 through an air inlet pipeline, the air outlet connector is connected with the air source assembly 4 through an air outlet pipeline, specifically, the air inlet pipeline is connected with the first air storage cylinder 421, and the air outlet pipeline is connected with the second air storage cylinder 422. The air inlet joint can be connected to an air inlet of the brake part to be tested 10, and the air outlet joint is connected to an air outlet of the brake part to be tested 10.
The test fixture comprises a plurality of air inlet connectors and a plurality of air outlet connectors, the air inlet connectors and the air outlet connectors are arranged in a one-to-one correspondence mode, and a plurality of brake parts 10 to be tested can be tested simultaneously. The test tools are two groups, the air source assembly 4 comprises two air storage assemblies 42, and the air storage assemblies 42 are arranged in one-to-one correspondence with the test tools. One group of the gas storage assembly 42 and the corresponding test tool is a front axle pipeline, the other group is a rear axle pipeline, one row of the fixed tools 3 is arranged corresponding to the front axle pipeline, and the other row of the fixed tools 3 is arranged corresponding to the rear axle pipeline. The dual circuit design of the front axle and rear axle conduits avoids the problem of affecting the durable operation of all the brake components 10 to be tested due to damage to the conduits. And when one loop fails, the test of the other loop is not influenced.
The control assembly comprises a controller, a two-position three-way electromagnetic valve 51 and a counter, the two-position three-way electromagnetic valve 51 is arranged on the air inlet pipeline, the controller is electrically connected with the two-position three-way electromagnetic valve 51, the controller controls air inlet and air cut-off of the brake part 10 to be tested, the counter is electrically connected with the controller, and the counter is used for recording test times. Specifically, the two-position three-way electromagnetic valve and the counter are electrically connected with the controller through an intermediate relay, the controller controls the two-position three-way electromagnetic valve and the counter through controlling the intermediate relay, and then the intermediate relay controls the two-position three-way electromagnetic valve and the counter, so that the controller controls the two-position three-way electromagnetic valve and the counter.
The control assembly further comprises a pressure regulating valve 52 electrically connected to the controller, and the pressure regulating valve 52 is disposed on both the inlet line and the outlet line. The pressure regulating valve 52 can regulate the working pressure for testing the brake component 10 to be tested, and the accuracy of the test result is ensured. The control assembly further comprises an installation panel 62 and a pressure gauge 61, the installation panel 62 is detachably arranged on the test table surface, the pressure gauge 61 is installed on the installation panel 62, and the pressure gauge 61 is connected to the air inlet, the air outlet and the two-position three-way electromagnetic valve 51. The pressure regulating valve is also connected with a pressure gauge, namely, four pressure gauges 61 are arranged on the same air inlet pipeline and the same air outlet pipeline. The pressure gauge 61 is specifically a 0.4-step high-precision pressure gauge 61. The pressure gauge 61 is used for detecting pressure so that a tester can observe the pressure of the pipeline, adjustment can be conveniently carried out, and the accuracy of a test result is guaranteed. And the product performance can be concerned at any time according to the pressure data.
The modularized fixing tool 3 is detachably arranged on the test table board 11 and used for fixing the brake part 10 to be tested, and the fixing tool 3 corresponding to the brake part 10 to be tested can be selected according to the brake part 10 to be tested, so that the device can test different parts. The air source assembly 4 provides test air for the brake part 10 to be tested, the controller controls the two-position three-way electromagnetic valve 51 to perform air inlet and air cut-off control on the brake part 10 to be tested, and the controller controls the counter to record test times so as to complete the endurance time test. The protective fence 2 plays a role in protection, and the connector can be blocked when falling off in the test process, so that people can not be injured by splashing to the outside. The controller is adopted to control the two-position three-way electromagnetic valve 51 and the counter, so that electric shock of personnel can be avoided.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. A brake component endurance testing apparatus, comprising:
a test bench (1) provided with a test table top (11);
the protective fence (2) is arranged around the test table board (11);
the modularized fixing tool (3) is detachably arranged on the test table top (11) and is used for fixing a brake part (10) to be tested;
an air supply assembly (4) disposed within the test bench (1);
the test tool comprises an air inlet joint and an air outlet joint, the air inlet joint is connected with the air source component (4) through an air inlet pipeline, the air outlet joint is connected with the air source component (4) through an air outlet pipeline, the air inlet joint can be connected to an air inlet of a brake component (10) to be tested, and the air outlet joint is connected to an air outlet of the brake component (10) to be tested;
control assembly, it includes controller, two three way solenoid valve (51) and counter, two three way solenoid valve (51) set up intake pipe is last, the controller with two three way solenoid valve (51) electricity is connected, the controller admits air and cuts off gas control to the braking part (10) that awaits measuring, the counter with the controller electricity is connected, the counter is used for the record test number of times.
2. The brake part endurance testing apparatus of claim 1, in which the guard rail (2) includes a rail body (21) and a window (22), the rail body (21) having a window provided thereon, the window (22) being rotatably provided thereon.
3. The brake component endurance testing apparatus of claim 2, in which the fence body (21) includes a frame and a transparent panel disposed on the frame, and the window (22) includes a window frame and a transparent window panel disposed on the window frame.
4. The brake component endurance testing apparatus of claim 1, in which the control assembly further comprises a pressure regulating valve (52) electrically connected to the controller, the pressure regulating valve (52) being disposed on both the inlet and outlet conduits.
5. The brake component endurance testing apparatus according to claim 1, wherein the air supply module (4) includes an air supply (41) and an air storage module (42), the air storage module (42) includes a first air cylinder (421) and a second air cylinder (422), the air supply (41) is connected to the first air cylinder (421) and the second air cylinder (422) through a first pipe, the air inlet pipe is connected to the first air cylinder (421), and the air outlet pipe is connected to the second air cylinder (422).
6. The brake component endurance testing apparatus of claim 1, wherein the control assembly further includes a mounting panel (62) and a pressure gauge (61), the mounting panel (62) is detachably disposed on the testing table (11), the pressure gauge (61) is mounted on the mounting panel (62), and the pressure gauge (61) is connected to the air inlet, the air outlet and the two-position three-way solenoid valve (51).
7. The brake component endurance testing apparatus of claim 5, in which the testing fixture includes a plurality of air inlet joints and a plurality of air outlet joints, the air inlet joints and the air outlet joints being arranged in a one-to-one correspondence.
8. The brake component endurance testing apparatus according to claim 7, wherein the testing tools are two sets, the air source assembly (4) includes two air storage assemblies (42), and the air storage assemblies (42) are disposed in one-to-one correspondence with the testing tools.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121722368.0U CN214066495U (en) | 2021-07-28 | 2021-07-28 | Brake part endurance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121722368.0U CN214066495U (en) | 2021-07-28 | 2021-07-28 | Brake part endurance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214066495U true CN214066495U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121722368.0U Active CN214066495U (en) | 2021-07-28 | 2021-07-28 | Brake part endurance test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214066495U (en) |
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2021
- 2021-07-28 CN CN202121722368.0U patent/CN214066495U/en active Active
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