CN206848092U - A kind of brake fatigue test rack - Google Patents
A kind of brake fatigue test rack Download PDFInfo
- Publication number
- CN206848092U CN206848092U CN201720362140.2U CN201720362140U CN206848092U CN 206848092 U CN206848092 U CN 206848092U CN 201720362140 U CN201720362140 U CN 201720362140U CN 206848092 U CN206848092 U CN 206848092U
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- China
- Prior art keywords
- fatigue test
- test rack
- plate
- fixed mount
- supporting plate
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a kind of brake fatigue test rack, for detecting the fatigue resistance of rubber arthrosis, including support frame, the fixed mount being arranged on support frame, eccentric shaft, eccentric wheel and supporting plate are provided with described fixed mount, described supporting plate is disposed side by side on the bottom of fixed mount, described eccentric shaft sets on the supporting plate and stretched out outside fixed mount, described eccentric wheel is set on eccentric shaft, described eccentric wheel is connected with power transmission shaft, and described power transmission shaft is extended in support frame through fixed mount bottom；Described support frame is provided with the fixed mechanism for being used for fixing rubber arthrosis, described fixed mechanism and transmission axis connection.The utility model has simple in construction, low manufacture cost, is easy to the advantages of maintenance and service life are long.
Description
Technical field
Machine components detection technique field is the utility model is related to, more specifically to a kind of for rubber arthrosis
Brake fatigue test rack.
Background technology
The development of modern railway transportation technology, higher requirement is proposed to security by bus and comfortableness.Traction is outstanding
Hang many of element not only to bear linear function power but also bear the joint component of moment of torsion, its traditional structure is using slip or rolled
Bearing, friction can be produced in use.It is now to use rubber arthrosis more, using the multi-direction deformation of rubber and elasticity, bear straight line
Active force and moment of torsion, produce and reverse or rock deformation.Motor-car, subway, the rubber arthrosis of high ferro are to the safety of train and comfortable
Performance has strong influence.Therefore, rubber arthrosis need carry out testing fatigue, by test detect its service life and just
The loss of angle value.Detection device before is driven by hydraulic system to detect the fatigue strength of rubber arthrosis mostly, and structure is multiple
Miscellaneous and cost of upkeep is high.Domestic detection device in this respect is deficienter at present, and the test period is long and expensive.
The content of the invention
The purpose of this utility model is to provide a kind of brake fatigue test rack solve above-mentioned rubber of the prior art and close
The detection device of section is deficient, the test period is long and expensive technical problem.
In order to solve the above technical problems, the technical scheme that the utility model uses is：A kind of fatigue test board is provided
Frame, for detecting the fatigue resistance of rubber arthrosis, including support frame, the fixed mount that is arranged on support frame, described fixation
Eccentric shaft, eccentric wheel and supporting plate are provided with frame, described supporting plate is disposed side by side on the bottom of fixed mount, described eccentric shaft
Set on the supporting plate and stretch out outside fixed mount, described eccentric wheel is set on eccentric shaft, and described eccentric wheel is connected with
Power transmission shaft, described power transmission shaft pass through fixed mount bottom；Described support frame is provided with the fixation machine for being used for fixing rubber arthrosis
Structure, described fixed mechanism and transmission axis connection.
Above-mentioned brake fatigue test rack, bearing is arranged with described eccentric shaft, and described bearing is set on the supporting plate.
Above-mentioned brake fatigue test rack, described power transmission shaft are provided with pressure sensor, and described pressure sensor is set
Between power transmission shaft and fixed mechanism.
Above-mentioned brake fatigue test rack, described fixed mount include upper mounted plate, location-plate and are arranged on location-plate both ends
Upper backup pad, described upper mounted plate is arranged on upper backup pad.
Above-mentioned brake fatigue test rack, described supporting plate are provided with closure, and described closure is set in eccentric shaft
On, described closure is provided with oil sealing.
Above-mentioned brake fatigue test rack, described support frame include bottom plate and are arranged on the lower supporting plate at bottom plate both ends, institute
The lower supporting plate stated is connected with location-plate.
Above-mentioned brake fatigue test rack, described fixed mechanism include stationary fixture and fixed cover, and described fixed cover is consolidated
It is scheduled on bottom plate and is enclosed on rubber arthrosis surface, described stationary fixture is clamped the both ends of rubber arthrosis and connected with pressure sensor
Connect.
Above-mentioned brake fatigue test rack, includes the drive mechanism of driving eccentric shaft turns, and described drive mechanism includes
Motor, gearbox, belt pulley and driving belt, described belt pulley are set in the periphery of eccentric shaft, described motor and speed change
Case is connected, and described gearbox is connected by driving belt with belt pulley.
Above-mentioned brake fatigue test rack, in addition to detection means, described detection means include collector, connect with collector
The host computer connect, described collector are also connected with the output line of pressure sensor, and described host computer will gather
The pressure signal of device transmission is handled and shown over the display.
The utility model is by adopting the above-described technical solution, this brake fatigue test rack is turned by the gyration of eccentric shaft
Up and down motion is changed to, and the stationary fixture with clamping rubber arthrosis is driven by power transmission shaft, rubber arthrosis is resisted so as to realize
Pressure and tensile test purpose, simple in construction, low manufacture cost, are easy to maintain.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the embodiment of brake fatigue test rack of the utility model；
Fig. 2 is a kind of structural representation of brake fatigue test rack of the utility model；
Fig. 3 is the schematic diagram of the movement locus of eccentric wheel in Fig. 1；
Fig. 4 is a kind of partial structural diagram of brake fatigue test rack in Fig. 2.
In figure, 1 is upper mounted plate, and 2 be fixed mount, and 3 be closure, and 4 be eccentric shaft, and 5 be oil sealing, and 6 be supporting plate, and 7 are
Location-plate, 8 be support frame, and 9 be pressure sensor, and 10 be upper backup pad, and 11 be stationary fixture, and 12 be fixed cover, and 13 be rubber
Joint, 14 be bottom plate, and 15 be power transmission shaft, and 16 be bearing, and 17 be eccentric wheel, and 19 be lower supporting plate, and 20 be belt pulley, and 21 be transmission
Belt, 22 be gearbox, and 23 be motor, and 24 be collector, and 25 be host computer.
Embodiment
The utility model is described in detail with embodiment below in conjunction with the accompanying drawings.
As shown in Figures 1 to 4, a kind of brake fatigue test rack, for detecting the fatigue resistance of rubber arthrosis, including support
Frame 8, the fixed mount 2 being arranged on support frame 8, described fixed mount 2 is interior to be provided with eccentric shaft 4, eccentric wheel 17 and supporting plate 6, institute
The supporting plate 6 stated is disposed side by side on the bottom of fixed mount 2, and described eccentric shaft 4 is arranged in supporting plate 6 and stretches out fixed mount 2
Outside, described eccentric wheel 17 are set on eccentric shaft 4, and described eccentric wheel 17 is connected with power transmission shaft 15, described power transmission shaft
15 pass through the bottom of fixed mount 2；Described support frame 8 is provided with the fixed mechanism for being used for fixing rubber arthrosis 13, described fixation
Mechanism is connected with power transmission shaft 15.Preferably, bearing 16 is arranged with described eccentric shaft 4, described bearing 16 is arranged on support
On plate 6.Further, described power transmission shaft 15 is provided with pressure sensor 9, and described pressure sensor 9 is arranged on power transmission shaft
Between 15 and fixed mechanism.Wherein, described fixed mount 2 includes upper mounted plate 1, location-plate 7 and is arranged on the both ends of location-plate 7
Upper backup pad 10, described upper mounted plate 1 are arranged on upper backup pad 10.Described supporting plate 10 is provided with closure 3, described
Closure 3 be set on eccentric shaft 4, described closure 3 is provided with oil sealing 5.
In the present embodiment, described support frame 8 includes bottom plate 14 and is arranged on the lower supporting plate 19 at the both ends of bottom plate 14, described
Lower supporting plate 19 be connected with location-plate 7.Described fixed mechanism includes stationary fixture 11 and fixed cover 12, described fixed cover
12 are fixed on bottom plate 14 and are enclosed on the surface of rubber arthrosis 13, described stationary fixture 11 clamp the both ends of rubber arthrosis 13 and with
Pressure sensor 9 connects.
Above-mentioned brake fatigue test rack also includes the drive mechanism that driving eccentric shaft 4 rotates, and described drive mechanism includes
Motor 23, gearbox 22, belt pulley 20 and driving belt 21, described belt pulley 20 is set in the periphery of eccentric shaft 4, described
Motor 23 is connected with gearbox 22, and described gearbox 22 is connected by driving belt 21 with belt pulley 20.
This brake fatigue test rack also includes detection means, and described detection means includes collector 24, connected with collector 24
The host computer 25 connect, output line of the described collector 24 also with pressure sensor 9 are connected, described host computer 25
The pressure signal that collector 24 transmits is handled and shown over the display.
Operation principle of the present utility model is：Rubber arthrosis 13 is fixed on fixed framework, fixed cover 12 is fixed on bottom
On plate 14 and it is enclosed on the surface of rubber arthrosis 13, the both ends of the fixture rubber arthrosis 13 of stationary fixture 11 and connects with pressure sensor 9
Connect, pressure sensor 9 is fixedly connected with power transmission shaft 15 to follow power transmission shaft 15 to move up and down.Power transmission shaft 15 is with setting eccentric shaft
Eccentric wheel 17 on 4 connects, and the rotating band movable eccentric wheel 4 of eccentric shaft 4 does eccentric rotary.Eccentric shaft 4 passes through belt pulley 20 and transmission
Belt 21 links with gearbox 22, and motor 23 drives gearbox 22 to rotate.When motor 23 drives gearbox 22 to rotate, pass through biography
Dynamic belt 21 drives belt pulley 20 to rotate, so as to drive eccentric shaft 4 to rotate.It is set in by the drive of eccentric shaft 4 on eccentric shaft 4
Eccentric wheel 17 rotate.By eccentric throw displacement caused by the gyration of eccentric shaft 4 and eccentric wheel 17, power transmission shaft 15 is driven to transport
It is dynamic, so as to which the gyration of eccentric wheel 17 to be converted into moving up and down, realize and pulling force and pressure test are carried out to rubber arthrosis 13.
Value of thrust and pressure value data transfer when pressure sensor 9 is to tension and compression are transmitted to electricity to collector 24, and by collector 24
Analyzed, recorded and handled in brain server 25, and handled result is shown over the display.
To sum up, a kind of brake fatigue test rack of the utility model, bearing 16 is provided with eccentric shaft 4 and is fixed, is played
The effect of friction is reduced, extends the service life of this brake fatigue test rack；And it is provided with the chamber of a closing on the periphery of bearing 16
Body, cooling lubricant is filled in the cavity, the further friction reduced between bearing 16, it is produced because long-time uses
High temperature cooled down well, substantially increase the service life of bearing 16；Eccentric wheel 17 rotates caused eccentric throw with tired
The gyration of eccentric shaft 4 and eccentric wheel 17 is converted into moving up and down, to rubber arthrosis 13 by the displacement of labor experiment as benchmark
Tension and compression are carried out, and are transmitted value of thrust and pressure value into collector 24 to provide at host computer 25 by pressure sensor 9
Reason and analysis, performance and the life-span of the product of rubber arthrosis 13 can be judged from the data of the processing of host computer 25, it is simple real
With, low manufacture cost and it is easy to maintain.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is all
It is the equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or directly or indirectly uses
In other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (9)
1. a kind of brake fatigue test rack, for detecting the fatigue resistance of rubber arthrosis, including support frame (8), support is arranged on
Fixed mount (2) on frame (8), it is characterised in that：Eccentric shaft (4), eccentric wheel (17) and support are provided with described fixed mount (2)
Plate (6), described supporting plate (6) are disposed side by side on the bottom of fixed mount (2), and described eccentric shaft (4) is arranged on supporting plate (6)
Go up and stretch out fixed mount (2) outside, described eccentric wheel (17) is set on eccentric shaft (4), described eccentric wheel (17) connection
There is power transmission shaft (15), described power transmission shaft (15) passes through fixed mount (2) bottom；Described support frame (8), which is provided with, to be used to fix
The fixed mechanism of rubber arthrosis (13), described fixed mechanism are connected with power transmission shaft (15).
2. brake fatigue test rack according to claim 1, it is characterised in that：Bearing is arranged with described eccentric shaft (4)
(16), described bearing (16) is arranged in supporting plate (6).
3. brake fatigue test rack according to claim 2, it is characterised in that：Described power transmission shaft (15) passes provided with pressure
Sensor (9), described pressure sensor (9) are arranged on power transmission shaft (15) between fixed mechanism.
4. brake fatigue test rack according to claim 3, it is characterised in that：Described fixed mount (2) includes upper mounted plate
(1), location-plate (7) and the upper backup pad (10) at location-plate (7) both ends is arranged on, described upper mounted plate (1) is arranged on branch
On fagging (10).
5. brake fatigue test rack according to claim 4, it is characterised in that：Described supporting plate (10) is provided with closure
(3), described closure (3) is set on eccentric shaft (4), and described closure (3) is provided with oil sealing (5).
6. brake fatigue test rack according to claim 1, it is characterised in that：Described support frame (8) includes bottom plate (14)
With the lower supporting plate (19) for being arranged on bottom plate (14) both ends, described lower supporting plate (19) is connected with location-plate (7).
7. brake fatigue test rack according to claim 6, it is characterised in that：Described fixed mechanism includes stationary fixture
(11) and fixed cover (12), described fixed cover (12) is fixed on bottom plate (14) and is enclosed on rubber arthrosis (13) surface, described
Stationary fixture (11) clamp the both ends of rubber arthrosis (13) and be connected with pressure sensor (9).
8. brake fatigue test rack according to claim 1, it is characterised in that：Also include the drive that driving eccentric shaft (4) rotates
Motivation structure, described drive mechanism includes motor (23), gearbox (22), belt pulley (20) and driving belt (21), described
Belt pulley (20) is set in the periphery of eccentric shaft (4), and described motor (23) is connected with gearbox (22), described gearbox
(22) it is connected by driving belt (21) with belt pulley (20).
9. brake fatigue test rack according to claim 1, it is characterised in that：Also include detection means, described detection dress
Put including collector (24), the host computer (25) being connected with collector (24), described collector (24) is gone back and pressure sensing
The pressure signal that collector (24) transmits is handled and shown by the output line connection of device (9), described host computer (25)
Over the display.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017200222186 | 2017-01-09 | ||
| CN201720022218 | 2017-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206848092U true CN206848092U (en) | 2018-01-05 |
Family
ID=60791621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720362140.2U Expired - Fee Related CN206848092U (en) | 2017-01-09 | 2017-04-09 | A kind of brake fatigue test rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206848092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116879082A (en) * | 2023-09-01 | 2023-10-13 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Load-environment coupling fatigue aging test device |
-
2017
- 2017-04-09 CN CN201720362140.2U patent/CN206848092U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116879082A (en) * | 2023-09-01 | 2023-10-13 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Load-environment coupling fatigue aging test device |
| CN116879082B (en) * | 2023-09-01 | 2024-02-06 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Load-environment coupling fatigue aging test 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20180409 |