CN210221786U - Brake lining friction material friction performance dragging tester - Google Patents
Brake lining friction material friction performance dragging tester Download PDFInfo
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- CN210221786U CN210221786U CN201921125951.6U CN201921125951U CN210221786U CN 210221786 U CN210221786 U CN 210221786U CN 201921125951 U CN201921125951 U CN 201921125951U CN 210221786 U CN210221786 U CN 210221786U
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- brake
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- brake disc
- rotating shaft
- pivot
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Abstract
The utility model discloses a brake lining friction material friction performance drag test machine, which comprises a housin, be equipped with brake disc installation mechanism and brake block installation mechanism in the casing, brake disc installation mechanism includes first pivot and first support, and first pivot passes first support and is connected with first support rotation, and first pivot right-hand member is connected with the brake disc, brake block installation mechanism includes second pivot and second support, the second pivot passes the second support and is connected with second support rotation, second pivot inboard one end is equipped with the mounting panel, and the mounting panel upper end is connected with the brake block, and the brake disc cooperates with the brake block; during the test, install first pivot with the brake disc on, install the second pivot with the brake block on, through motor drive brake disc, the brake disc can be tested brake disc and brake block complete set simultaneously with the brake block cooperation, increases efficiency of software testing, and the practicality is good, the cooperation state of simulation during actual work during the concurrent test, and the test result is accurate.
Description
Technical Field
The utility model belongs to the technical field of the experimental technique of stopper and specifically relates to a brake lining friction material friction properties drag test machine.
Background
A brake is a device having a function of decelerating, stopping, or maintaining a stopped state of a moving member (or a moving machine). Is a mechanical part that stops or decelerates moving parts in a machine.
The brake mainly comprises a brake pad, a brake disc, an operating system and the like, and most of the existing brake tests are that a sample to be tested is pressed on the inner surface of the brake disc rotating at a certain speed by a constant pressure, so that a friction force is generated along the tangential direction of a contact surface, and the friction coefficient of the sample to be tested can be determined by measuring the pressure and the friction force.
But current brake testing machine can only detect brake disc or brake block alone, and detection efficiency is low, can't simulate stopper actual operating condition simultaneously, and the testing result accuracy is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned problem, provide a brake lining friction material frictional behavior drag test machine, can detect brake disc and braking piece simultaneously, the complete set detects, and is efficient, simulates brake actual work's state simultaneously, detects the precision height.
The utility model provides a technical scheme that its technical problem adopted is:
a friction performance dragging testing machine for a friction material of a brake lining comprises a shell, wherein a brake disc mounting mechanism and a brake pad mounting mechanism are arranged in the shell, an air cooling system is arranged at the rear end of the shell, a cross beam is arranged in the middle of the shell, and the brake disc mounting mechanism and the brake pad mounting mechanism are supported on the cross beam;
the brake disc mounting mechanism comprises a first rotating shaft and a first support, the lower end of the first support is connected with the cross beam, the first rotating shaft penetrates through the first support and is rotatably connected with the first support, the left end of the shell is provided with a motor, the left end of the first rotating shaft is connected with an output shaft of the motor, and the right end of the first rotating shaft is connected with the brake disc;
the brake pad mounting mechanism comprises a second rotating shaft and a second support, the lower end of the second support is connected with the cross beam, the second rotating shaft penetrates through the second support and is rotatably connected with the second support, a mounting plate is arranged at one end of the inner side of the second rotating shaft, the upper end of the mounting plate is connected with a brake pad, and a brake disc is matched with the brake pad;
the air cooling system comprises a negative pressure fan, a main pipeline and a branch pipeline, one end of the branch pipeline is communicated with the inside of the shell, the other end of the branch pipeline is connected with the main pipeline, and the lower end of the main pipeline is connected with the negative pressure fan.
Further, be equipped with the connector between first pivot and the brake disc, connector one end is connected with the brake disc, the connector other end and first pivot connection.
Furthermore, an eccentric wheel is arranged on the second rotating shaft, the eccentric wheel is in key connection with the second rotating shaft, a supporting rod is arranged between one end of the outer side of the second support and the shell, and a pressure sensor is arranged between the supporting rod and the eccentric wheel.
Furthermore, the support rods are symmetrically distributed in the front and back direction, and the pressure sensors are symmetrically distributed in the front and back direction.
Furthermore, the upper end of the mounting plate is provided with a vertical plate, and the vertical plate is connected with the brake pad through a bolt.
Further, the branch pipeline is provided with a plurality of branch pipelines.
Furthermore, a sleeve is arranged at a position, corresponding to the branch pipeline, on the shell, the branch pipeline penetrates through the sleeve, and a rubber layer is arranged between the branch pipeline and the sleeve.
Further, a filter is arranged on the main pipeline.
The utility model has the advantages that:
1. the utility model discloses be equipped with brake disc installation mechanism and brake block installation mechanism in the casing, brake disc installation mechanism includes first pivot and first support, and first pivot passes first support and is connected with first support rotation, and first pivot right-hand member is connected with the brake disc, brake block installation mechanism includes second pivot and second support, the second pivot passes the second support and is connected with second support rotation, second pivot inboard one end is equipped with the mounting panel, and the mounting panel upper end is connected with the brake block, and the brake disc cooperates with the brake block; during the test, install first pivot with the brake disc on, install the second pivot with the brake block on, through motor drive brake disc, the brake disc can be tested brake disc and brake block complete set simultaneously with the brake block cooperation, increases efficiency of software testing, and the practicality is good, the cooperation state of simulation during actual work during the concurrent test, and the test result is accurate.
2. The utility model discloses well mounting panel upper end is equipped with the riser, and the riser passes through bolted connection with the brake block, conveniently changes the brake block.
3. The utility model discloses in be equipped with the connector between first pivot and the brake disc, connector one end is connected with the brake disc, and the connector other end is connected with first pivot, can change different connectors according to the stopper of difference, and application scope is wide, and the practicality is good.
4. The utility model discloses the position that corresponds with the branch road pipeline on the well casing is equipped with the sleeve, and the branch road pipeline passes the sleeve, is equipped with the rubber layer between branch road pipeline and the sleeve, and protection branch road pipeline that sleeve and rubber layer can be better prevents the rupture of branch road pipeline.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic view of the internal structure of the present invention;
fig. 5 is a cross-sectional view of the matching part of the branch pipeline and the shell of the present invention.
In the figure: the device comprises a shell 1, a cross beam 2, a first rotating shaft 3, a first support 4, a brake disc 5, a connector 6, a second rotating shaft 7, a second support 8, a mounting plate 9, a brake pad 10, an eccentric wheel 11, a support rod 12, a pressure sensor 13, a vertical plate 14, a negative pressure fan 15, a main pipeline 16, a branch pipeline 17, a sleeve 18, a rubber layer 19 and a filter 20.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in 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 only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
For convenience of description, a coordinate system is now defined as shown in fig. 1.
The utility model provides a brake lining friction material friction properties drag test machine, includes casing 1, is equipped with the industrial control computer in casing 1 and observes and controls system DAC system, alternating current motor drive system, hydraulic braking servo control system etc. and it is prior art, does not do too much repeated here, be equipped with brake disc installation mechanism and brake block installation mechanism in casing 1, brake disc installation mechanism is located brake block installation mechanism left end, 1 rear end of casing is equipped with air cooling system, and 1 intermediate position of casing is equipped with crossbeam 2, brake disc installation mechanism and brake block installation mechanism support on crossbeam 2, and the symmetry is equipped with two around the crossbeam 2.
The brake disc mounting mechanism comprises a first rotating shaft 3 and a first support 4, the first support 4 is trapezoidal, the lower end of the first support 4 is connected with the cross beam 2 through a bolt, the first rotating shaft 3 penetrates through the first support 4 and is rotatably connected with the first support 4 through a rotating shaft, a motor is arranged at the left end of the shell 1, the left end of the first rotating shaft 3 is connected with an output shaft of the motor, and the right end of the first rotating shaft 3 is connected with the middle position of the brake disc 5; be equipped with connector 6 between first pivot 3 and the brake disc 5, 6 one ends of connector are connected with brake disc 5, and the 6 other ends of connector are connected with first pivot 3, and 6 both ends of connector all are equipped with the ring flange, are connected with pivot and brake disc 5 through the ring flange, can change different connector 6 according to the stopper of difference, and application scope is wide, and the practicality is good.
The brake pad mounting mechanism comprises a second rotating shaft 7 and a second support 8, the lower end of the second support 8 is connected with the cross beam 2 through a bolt, the second rotating shaft 7 penetrates through the second support 8 and is rotatably connected with the second support 8 through a rotating shaft, the axes of the first rotating shaft 3 and the second rotating shaft 7 are overlapped, the second rotating shaft 7 penetrates through the shell 1 and is rotatably connected with the shell 1, a mounting plate 9 is arranged at one end of the inner side of the second rotating shaft 7, the upper end of the mounting plate 9 is connected with a brake pad 10, and the brake disc 5 is matched with the brake pad 10; the upper end of the mounting plate 9 is provided with a vertical plate 14, and the vertical plate 14 is connected with the brake pad 10 through a bolt, so that the brake pad is convenient to replace.
An eccentric wheel 11 is arranged on the second rotating shaft 7, the eccentric wheel 11 is in key connection with the second rotating shaft 7, a supporting rod 12 is arranged between one end of the outer side of the second support 8 and the shell 1, a pressure sensor 13 is arranged between the supporting rod 12 and the eccentric wheel 11, and the upper end of the pressure sensor 13 is hinged to the eccentric wheel 11. The support rods 12 are symmetrically distributed front and back, the pressure sensors 13 are symmetrically distributed front and back, the support rods 12 correspond to the pressure sensors 13 one by one, and the moment generated when the brake disc 5 rotates front and back can be detected.
During the test, install first pivot 3 with brake disc 5 on, install second pivot 7 with brake block 10 on, through motor drive brake disc 5, brake disc 5 and the cooperation of brake block 10 can be tested 5 and 10 complete sets of brake blocks to the brake disc simultaneously, increase efficiency of software testing, the practicality is good, the cooperation state of simulation during actual work during the test simultaneously, and the test result is accurate.
The air cooling system comprises a negative pressure fan 15, a main pipeline 16 and a branch pipeline 17, one end of the branch pipeline 17 is communicated with the inside of the shell 1, the other end of the branch pipeline 17 is connected with the main pipeline 16, and the lower end of the main pipeline 16 is connected with the negative pressure fan 15. The absorption generated by the friction between the brake disc 5 and the brake pad 10 through the negative pressure fan 15 helps to regulate the temperature.
The position on the shell 1 corresponding to the branch pipeline 17 is provided with a sleeve 18, the branch pipeline 17 penetrates through the sleeve 18, a rubber layer 19 is arranged between the branch pipeline 17 and the sleeve 18, and the sleeve 18 and the rubber layer 19 can better protect the branch pipeline 17 and prevent the branch pipeline 17 from being broken.
The main pipeline 16 is provided with a filter 20, and air pumped out of the shell 1 is filtered through the filter 20, so that the fan is prevented from being damaged, and the service life is prolonged.
In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be mechanically or electrically connected, directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (8)
1. A brake lining friction material friction performance dragging tester comprises a shell (1) and is characterized in that a brake disc mounting mechanism and a brake pad mounting mechanism are arranged in the shell (1), an air cooling system is arranged at the rear end of the shell (1), a cross beam (2) is arranged in the middle of the shell (1), and the brake disc mounting mechanism and the brake pad mounting mechanism are supported on the cross beam (2);
the brake disc mounting mechanism comprises a first rotating shaft (3) and a first support (4), the lower end of the first support (4) is connected with the cross beam (2), the first rotating shaft (3) penetrates through the first support (4) and is rotatably connected with the first support (4), a motor is arranged at the left end of the shell (1), the left end of the first rotating shaft (3) is connected with a motor output shaft, and the right end of the first rotating shaft (3) is connected with the brake disc (5);
the brake pad mounting mechanism comprises a second rotating shaft (7) and a second support (8), the lower end of the second support (8) is connected with the cross beam (2), the second rotating shaft (7) penetrates through the second support (8) and is rotatably connected with the second support (8), a mounting plate (9) is arranged at one end of the inner side of the second rotating shaft (7), the upper end of the mounting plate (9) is connected with a brake pad (10), and the brake disc (5) is matched with the brake pad (10);
the air cooling system comprises a negative pressure fan (15), a main pipeline (16) and a branch pipeline (17), one end of the branch pipeline (17) is communicated with the inside of the shell (1), the other end of the branch pipeline (17) is connected with the main pipeline (16), and the lower end of the main pipeline (16) is connected with the negative pressure fan (15).
2. A drag test machine for friction properties of a friction material of a brake lining according to claim 1, characterized in that a connector (6) is provided between the first shaft (3) and the brake disc (5), one end of the connector (6) is connected to the brake disc (5), and the other end of the connector (6) is connected to the first shaft (3).
3. A brake lining friction material friction performance drag test machine as claimed in claim 1, characterized in that the second rotating shaft (7) is provided with an eccentric wheel (11), the eccentric wheel (11) is connected with the second rotating shaft (7) through a key, a support rod (12) is arranged between one end of the outer side of the second bracket (8) and the housing (1), and a pressure sensor (13) is arranged between the support rod (12) and the eccentric wheel (11).
4. A brake lining friction material friction performance drag test machine as claimed in claim 3 wherein said support rods (12) are symmetrically distributed front to back and the pressure sensors (13) are symmetrically distributed front to back.
5. A brake lining friction material friction performance drag test machine as claimed in claim 1, characterized in that the mounting plate (9) is provided with a vertical plate (14) at the upper end, and the vertical plate (14) is connected with the brake pad (10) through a bolt.
6. A brake lining friction material friction performance drag test machine as claimed in claim 1, characterized in that said branch conduit (17) is provided in plurality.
7. A brake lining friction material friction performance drag test machine as claimed in claim 1, characterized in that a sleeve (18) is provided on the housing (1) at a position corresponding to the branch conduit (17), the branch conduit (17) passes through the sleeve (18), and a rubber layer (19) is provided between the branch conduit (17) and the sleeve (18).
8. A brake lining friction material friction performance drag tester as claimed in claim 1 wherein said main conduit (16) is provided with a filter (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921125951.6U CN210221786U (en) | 2019-07-17 | 2019-07-17 | Brake lining friction material friction performance dragging tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921125951.6U CN210221786U (en) | 2019-07-17 | 2019-07-17 | Brake lining friction material friction performance dragging tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210221786U true CN210221786U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921125951.6U Active CN210221786U (en) | 2019-07-17 | 2019-07-17 | Brake lining friction material friction performance dragging tester |
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| Country | Link |
|---|---|
| CN (1) | CN210221786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879529A (en) * | 2020-08-11 | 2020-11-03 | 湖州爆米花信息科技有限公司 | Testing device for automobile accessory brake pad with environment simulation function |
-
2019
- 2019-07-17 CN CN201921125951.6U patent/CN210221786U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879529A (en) * | 2020-08-11 | 2020-11-03 | 湖州爆米花信息科技有限公司 | Testing device for automobile accessory brake pad with environment simulation function |
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