CN214309520U - Automobile brake performance detection device - Google Patents
Automobile brake performance detection device Download PDFInfo
- Publication number
- CN214309520U CN214309520U CN202120765868.6U CN202120765868U CN214309520U CN 214309520 U CN214309520 U CN 214309520U CN 202120765868 U CN202120765868 U CN 202120765868U CN 214309520 U CN214309520 U CN 214309520U
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- brake disc
- brake
- detection
- locating part
- shaft
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Abstract
The utility model discloses a car detection device technical field's a car brake performance detection device, including base, supporting seat, drive shaft, motor, speed sensor, connection pad, brake disc, brake caliper, detection mechanism includes the support, detects the post, pressure ring, pressure sensor, and it is equipped with the locating part to detect another pot head of post, still overlaps on it to be equipped with the extension spring, and the extension spring both ends rigid coupling is on locating part and support respectively, and under its natural state, drives the locating part and removes towards the brake disc direction to the messenger detects the inconsistent brake disc surface of post tip. Through the rotation of brake disc, during the rotation, detect the post under the extension spring is to the pulling force effect of locating part, remain throughout with the conflict state on brake disc surface, make pressure ring produce the change to pressure sensor's pressure value like this, and then change according to the thickness change that calculates the brake disc of this pressure value, realize carrying out continuous detection to brake disc circumference detection position, improve and detect the precision.
Description
Technical Field
The utility model relates to an automobile detection device technical field specifically is an automobile brake performance detection device.
Background
At present, when performance detection is carried out on a brake disc, the thickness of the brake disc is usually detected by adopting a displacement sensor, and then the thickness of the rear surface of the brake disc is detected, so that the brake performance of the brake disc is analyzed, but only a certain position of the brake disc can be detected, and continuous detection can not be carried out on a circumferential position area of the brake disc. The detecting mechanism is matched with the rotating speed sensor and the clutch, so that the relation between the braking effect and the braking times of the brake disc and the brake caliper can be obtained, the continuous value of the axial circular flatness of the side surface of the brake disc after the brake disc is braked for multiple times can be obtained, and the flatness of the brake disc can be further analyzed.
The application also aims to provide a technical scheme capable of continuously detecting the thickness of the brake disc.
Based on this, the utility model designs an automobile brake performance detection device to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a car brake performance detection device to solve present carrying out the performance detection to the brake disc that proposes in the above-mentioned background art, adopt displacement sensor to detect brake disc thickness usually, and then detect through braking disc brake rear surface thickness, come analysis brake disc brake performance, but can only detect brake disc certain position, can't carry out the problem that detects in succession to a circumference position region of brake disc.
In order to achieve the above object, the utility model provides a following technical scheme: a device for detecting the braking performance of an automobile comprises a base and a supporting seat arranged on the base, wherein a driving shaft is horizontally and rotatably connected onto the supporting seat, the driving shaft is driven by a motor arranged on the supporting seat to rotate, a rotating speed sensor is arranged on the driving shaft, a connecting disc is coaxially arranged at one end of the rotating speed sensor, a brake disc is coaxially and detachably connected onto the connecting disc, brake calipers for braking and stopping the brake disc are arranged on the base, a detection mechanism for continuously detecting the thickness of the brake disc is further arranged on the base, a detection column is horizontally arranged on the supporting seat in a penetrating manner and can horizontally and freely slide on the supporting seat, a pressure ring is sleeved at one end of the detection column facing the brake disc, a pressure sensor is arranged on the supporting seat, a limiting part is sleeved at the other end of the detection column, and a tension spring is sleeved on the detection column, the two ends of the tension spring are fixedly connected to the limiting part and the support respectively, and the tension spring drives the limiting part to move towards the direction of the brake disc in a natural state, so that the end part of the detection column is abutted against the surface of the brake disc.
Preferably, a ball is rotatably embedded at one end of the detection column facing the brake disc, and the ball is abutted against the surface of the brake disc.
Preferably, the limiting member is sleeved on the detection column in a threaded manner.
Preferably, the connection pad is coaxially provided with a support shaft, the support is horizontally provided with a hydraulic rod, the hydraulic rod is connected with a joint in a driving manner, the joint is connected with a conical shaft in a rotating manner, and the end face of the support shaft is provided with a conical groove matched with the conical shaft in shape and used for clamping the conical shaft.
Preferably, the axial direction of the detection column is parallel to the axial direction of the brake disc.
Compared with the prior art, the beneficial effects of the utility model are that: through the rotation of brake disc, during the rotation, detect the post under the tension effect of extension spring to the locating part, remain throughout with the conflict state on brake disc surface, make the pressure ring produce the change to pressure sensor's pressure value like this, and then change according to the thickness that calculates the brake disc of this pressure value, the realization detects in succession brake disc circumference detection position, improve and detect the precision, simultaneously through setting up the conical shaft block at the conical groove of back shaft, and then can carry on spacingly and support the back shaft, when the brake disc rotates like this, the dynamic balance of drive shaft is better, avoid producing the detection precision that warp and influence the brake disc because the drive shaft.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of a portion of a structure at a in fig. 1.
In the drawings, the components represented by the respective reference numerals are listed below:
1-base, 2-motor, 3-brake caliper, 4-brake disc, 5-driving shaft, 6-rotation speed sensor, 7-connecting disc, 8-joint, 9-detecting column, 10-pressure ring, 11-pressure sensor, 12-tension spring, 13-limiting piece, 14-hydraulic rod, 15-support, 16-ball, 17-conical shaft, 18-conical groove and 19-supporting shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the automobile brake performance detection device comprises a base 1 and a supporting seat arranged on the base 1, wherein a driving shaft 5 is connected to the supporting seat in a horizontal rotating mode, the driving shaft 5 is driven to rotate by a motor 2 arranged on the supporting seat, a rotating speed sensor 6 is arranged on the driving shaft, a connecting disc 7 is coaxially arranged at one end of the rotating speed sensor, a brake disc 4 is coaxially detachably connected to the connecting disc 7, brake calipers 3 used for braking and stopping the brake disc 4 are arranged on the base 1, a detection mechanism used for continuously detecting the thickness of the brake disc 4 is further arranged on the base 1, the detection mechanism comprises a support 15 arranged on the base 1, a support shaft 19 is coaxially arranged on the connecting disc 7, a hydraulic rod 14 is horizontally arranged on the support 15, a joint 8 is connected to the hydraulic rod 14 in a driving mode, a conical shaft 17 is rotatably connected to the joint 8, a part matched with the conical shaft 17 in shape is arranged on the end face of the support shaft 19, And the cone groove 18 for the cone shaft 17 to block, after the brake disc 4 is installed on the connection disc 7, the hydraulic rod 14 is started, the hydraulic rod 14 drives the cone shaft 17 to move towards the brake disc 4, and further the cone shaft 17 is blocked in the cone groove 18 to support and limit the support shaft 19, so that when the motor 2 drives the drive shaft to rotate, the rotating inertia of the brake disc 4 is reduced to affect the straightness of the drive shaft, and further the detection precision of the brake disc 4 is ensured, the support 15 is horizontally provided with the detection column 9, the detection column 9 can horizontally and freely slide on the support 15, one end of the detection column 9 facing the brake disc 4 is sleeved with the pressure ring 10, the support 15 is provided with the pressure sensor 11, the other end of the detection column 9 is sleeved with the limiting piece 13, and further sleeved with the tension spring 12, two ends of the tension spring 12 are respectively fixedly connected to the limiting piece 13 and the support 15, and in a natural state, the limiting piece 13 is driven to move towards the brake disc 4, the end part of the detection column 9 is abutted against the surface of the brake disc 4, so that the pressure ring 10 is abutted against the surface of the pressure sensor 11, and further pressure is generated on the pressure sensor 11, when the brake disc 4 stops after rotating, the surface thickness of the brake disc is abraded under the action of the brake caliper 3, correspondingly, the end part of the detection column 9 moves towards the direction away from the limiting part 13, the pressure of the pressure ring 10 on the pressure sensor 11 is reduced in the moving process, the service performance of the brake disc is analyzed through the pressure change, the arrangement of the tension spring 12 ensures that the end part of the detection column 9 always keeps the contact state with the surface of the brake disc 4, in addition, in order to reduce the contact area of the detection column 9 and the brake disc 4 to improve the detection precision of the detection column 9, a ball 16 can be rotatably embedded at one end of the detection column 9 towards the brake disc 4, the ball 16 is abutted against the surface of the brake disc 4, the contact form of the ball 16 and the brake disc 4 is theoretically a point contact form, so that the contact area of the detection column 9 and the brake disc 4 is reduced, the detection precision of the detection column 9 is improved, in addition, the tension of the tension spring 12 on the detection column 9 can be adjusted, the abutting force of the detection column 9 on the surface of the brake disc 4 is adjusted, the limiting part 13 can be arranged to be sleeved on the detection column 9 in a threaded manner, the compression amount or the tension amount of the tension spring 12 is adjusted by rotating the limiting part 13, the tension of the tension spring 12 on the limiting part 13 can be adjusted, in order to further improve the detection precision of the detection column 9, the axial direction of the detection column 9 can be parallel to the axial direction of the brake disc 4, and the influence of the component force of the abutting force of the detection column 9 on the surface of the brake disc 4 on the detection precision of the detection column 9 is avoided.
The utility model discloses in the implementation: after the brake disc 4 is installed on the connecting disc 7, the hydraulic rod 14 is started again, the hydraulic rod 14 drives the conical shaft 17 to move towards the direction of the brake disc 4, the conical shaft 17 is clamped in the conical groove 18 to support and limit the supporting shaft 19, when the driving shaft 5 rotates, the rotating speed parameter of the driving shaft is recorded by the rotating speed sensor 6, then the brake caliper 3 acts to brake and stop the brake disc 4, then the detection column 9 abuts against the surface of the brake disc 4, and then the pressure ring 10 generates pressure change to the pressure sensor 11, and through analyzing the pressure change and the rotating speed parameter, the braking performance of the brake disc 4 can be analyzed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The automobile brake performance detection device comprises a base (1) and a support seat arranged on the base (1), wherein a drive shaft (5) is horizontally and rotatably connected to the support seat, the drive shaft (5) is driven to rotate by a motor (2) arranged on the support seat, a rotating speed sensor (6) is arranged on the drive shaft, one end of the drive shaft is coaxially provided with a connecting disc (7), a brake disc (4) is coaxially and detachably connected to the connecting disc (7), brake calipers (3) used for braking and stopping the brake disc (4) are arranged on the base (1), a detection mechanism used for continuously detecting the thickness of the brake disc (4) is further arranged on the base (1), the automobile brake performance detection device is characterized in that the detection mechanism comprises a support seat (15) arranged on the base (1), a detection column (9) is horizontally arranged on the support seat (15) in a penetrating manner, and the detection column (9) can horizontally and freely slide on the support seat (15), it moves towards the one end of brake disc (4) has cup jointed pressure ring (10), it has pressure sensor (11) to settle on support (15), it is equipped with locating part (13) to detect another pot head of post (9), still the cover is equipped with extension spring (12) on it, extension spring (12) both ends rigid coupling respectively on locating part (13) and support (15), and under its natural state, drives locating part (13) move towards brake disc (4) direction, and make it contradicts brake disc (4) surface to detect post (9) tip.
2. The device for detecting the braking performance of an automobile according to claim 1, wherein a ball (16) is rotatably embedded at one end of the detection column (9) facing the brake disc (4), and the ball (16) is abutted against the surface of the brake disc (4).
3. The device for detecting the braking performance of the automobile as claimed in claim 1, wherein the limiting member (13) is threadedly fitted on the detecting column (9).
4. The device for detecting the braking performance of the automobile according to claim 1, wherein a supporting shaft (19) is coaxially arranged on the connecting disc (7), a hydraulic rod (14) is horizontally arranged on the support (15), a joint (8) is connected to the hydraulic rod (14) in a driving manner, a conical shaft (17) is connected to the joint (8) in a rotating manner, and a conical groove (18) matched with the conical shaft (17) in shape and used for clamping the conical shaft (17) is formed in the end face of the supporting shaft (19).
5. The device for detecting the braking performance of an automobile according to claim 1, wherein the axial direction of the detection column (9) is parallel to the axial direction of the brake disc (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120765868.6U CN214309520U (en) | 2021-04-14 | 2021-04-14 | Automobile brake performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120765868.6U CN214309520U (en) | 2021-04-14 | 2021-04-14 | Automobile brake performance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214309520U true CN214309520U (en) | 2021-09-28 |
Family
ID=77838469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120765868.6U Expired - Fee Related CN214309520U (en) | 2021-04-14 | 2021-04-14 | Automobile brake performance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214309520U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008275A (en) * | 2022-05-30 | 2022-09-06 | 芜湖三江高频焊管有限公司 | Cambered surface finish grinding device in welded tube mould |
| CN115219185A (en) * | 2022-09-20 | 2022-10-21 | 烟台美丰机械有限公司 | Intelligent manufactured automobile brake disc fatigue strength testing device |
-
2021
- 2021-04-14 CN CN202120765868.6U patent/CN214309520U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008275A (en) * | 2022-05-30 | 2022-09-06 | 芜湖三江高频焊管有限公司 | Cambered surface finish grinding device in welded tube mould |
| CN115008275B (en) * | 2022-05-30 | 2024-05-24 | 芜湖三江高频焊管有限公司 | Accurate grinding device for arc surface finish in welded pipe die |
| CN115219185A (en) * | 2022-09-20 | 2022-10-21 | 烟台美丰机械有限公司 | Intelligent manufactured automobile brake disc fatigue strength testing device |
| CN115219185B (en) * | 2022-09-20 | 2022-11-29 | 烟台美丰机械有限公司 | Intelligent manufactured automobile brake disc fatigue strength testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |