CN114001936A - Fatigue test device for rubber bushing of shock absorber - Google Patents
Fatigue test device for rubber bushing of shock absorber Download PDFInfo
- Publication number
- CN114001936A CN114001936A CN202111206295.4A CN202111206295A CN114001936A CN 114001936 A CN114001936 A CN 114001936A CN 202111206295 A CN202111206295 A CN 202111206295A CN 114001936 A CN114001936 A CN 114001936A
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- longitudinal
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- protective shell
- heating plate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/04—Suspension or damping
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a fatigue testing device for a rubber bushing of a shock absorber, which comprises a protective shell, fixing plates, a heating plate frame body, a pressure detection assembly, an adjusting, supporting and fixing mechanism and a torsion instrument, wherein the fixing plates are arranged on two sides of the rear wall of the protective shell, the heating plate frame body is arranged between the fixing plates, the adjusting, supporting and fixing mechanism is arranged on the heating plate frame body, the torsion instrument is arranged on the outer wall of the protective shell, the pressure detection assembly is arranged on the inner bottom wall of the protective shell, and the adjusting, supporting and fixing assembly comprises a longitudinal adjusting assembly and a transverse adjusting assembly. The invention belongs to the technical field of shock absorbers, and particularly relates to a fatigue testing device for rubber bushings of shock absorbers, which can conveniently test rubber bushings of different types, can adjust the fixing positions of the rubber bushings of different types, does not need to replace tools, and solves the problems that the rubber bushings are required to be stably fixed, and the fixed rubber bushings can be quickly replaced to meet the fixing detection requirements of the rubber bushings of different types.
Description
Technical Field
The invention belongs to the technical field of shock absorbers, and particularly relates to a fatigue testing device for a rubber bushing of a shock absorber.
Background
The shock absorber is used for suppressing the shock of spring shock absorption back during bounce and the impact that comes from the road surface, extensively is used for the car, for the decay of accelerating frame and automobile body vibration to improve the ride comfort of car, when the road surface is uneven in the process of passing through, though inhale the vibrations that the shock absorbing spring can filter the road surface, but spring self still can have reciprocating motion, and the shock absorber is exactly that to be used for suppressing this kind of spring jump, and the rubber bush on the shock absorber is also indispensable, plays comparatively important effect.
At present, the fatigue test device for the shock absorber rubber bushing on the market needs a plurality of tools to carry out fatigue test on the rubber bushings of different models, the different rubber bushings are tested by different tools, the tools are frequently replaced when the device is used, and the device is inconvenient to use, so that the fatigue test device for the shock absorber rubber bushing is provided to solve the problem.
Disclosure of Invention
In view of the above situation, in order to overcome the defects of the prior art, the invention provides a fatigue testing device for a rubber bushing of a shock absorber, which can be used for conveniently testing rubber bushings of different models, can adjust the fixing positions of the rubber bushings of different models, does not need to replace a tool, solves the problems that the rubber bushing needs to be stably fixed (relative to one rubber bushing under test) to perform anti-fatigue test, and can be quickly replaced to meet the fixed detection requirements of the rubber bushing of different models (relative to the rubber bushing of different models needing test), and solves the contradictory problems that the rubber bushing needs to be stably fixed and is convenient to detach and install, and the whole structure is stable.
The technical scheme adopted by the invention is as follows: the utility model provides a fatigue test device for bumper shock absorber rubber bush, includes protective housing, fixed plate, heating plate framework, pressure measurement subassembly, regulation support fixed establishment and torsion appearance, both sides on the protective housing back wall are located to the fixed plate, the heating plate framework is installed between the fixed plate, regulation support fixed establishment locates on the heating plate framework, the protective housing outer wall is located to the torsion appearance, the pressure measurement subassembly is located on the diapire in the protective housing, regulation support fixed subassembly includes vertical adjusting part and horizontal adjusting part, horizontal adjusting part and vertical adjusting part locate respectively on the heating plate framework, horizontal adjusting part and vertical adjusting part crisscross perpendicular setting of each other.
Further, the transverse adjusting component comprises a transverse bidirectional stud, a transverse handle, a transverse sliding groove, an adjustable supporting head, an adjusting nut and a transverse limiting block, one end of the transverse bidirectional stud is arranged outside the protective shell, one end of the transverse bidirectional stud is connected with the transverse handle, the other end of the transverse bidirectional stud penetrates through two opposite side walls of the heating plate frame body and is arranged on the inner wall of the protective shell, the transverse sliding grooves are symmetrically arranged, the transverse sliding groove is arranged on the rear wall of the heating plate frame body, the transverse sliding groove extends along the central axis of the transverse bidirectional stud, the other end of the transverse bidirectional stud sequentially penetrates through the transverse sliding groove, the transverse limiting block is arranged on the transverse bidirectional stud, the transverse limiting block is oppositely arranged, the transverse limiting block is arranged in the transverse sliding groove, the adjustable supporting heads are oppositely arranged, and the adjustable supporting heads respectively penetrate through the transverse sliding grooves along the direction perpendicular to the central axis of the transverse bidirectional stud, the adjustable supporting head is arranged on the transverse limiting block, and the part of the adjustable supporting head extending out of the transverse sliding groove is provided with an adjusting nut.
Further, the longitudinal adjusting assembly comprises a longitudinal bidirectional stud, a longitudinal handle, a longitudinal limiting block, a longitudinal sliding groove and a longitudinal supporting head, one end of the longitudinal bidirectional stud is arranged above the protective shell, one end of the longitudinal bidirectional stud is connected with the longitudinal handle, the other end of the longitudinal bidirectional stud penetrates through the upper wall of the protective shell, the upper wall and the lower wall of the heating plate frame body are arranged on the inner bottom wall of the protective shell, the transverse bidirectional studs and the longitudinal bidirectional studs are arranged in a staggered mode, the transverse bidirectional studs are arranged on one side, away from the rear wall of the protective shell, of the longitudinal stud, the longitudinal sliding groove is oppositely arranged, the longitudinal sliding groove is arranged on the rear wall of the heating plate frame body, the longitudinal sliding groove extends along the central axis of the longitudinal bidirectional stud, the other end of the longitudinal bidirectional stud sequentially penetrates through the longitudinal sliding groove, the longitudinal limiting block is oppositely arranged, and the longitudinal limiting block is arranged in the longitudinal sliding groove, the longitudinal limiting block is arranged on the longitudinal bidirectional stud, the longitudinal supporting head is arranged on the longitudinal limiting block, the longitudinal supporting head extends out of the longitudinal sliding groove along the direction far away from the back plate of the heating plate frame body, the length of the extending part of the longitudinal supporting head is smaller than that of the extending part of the adjusting supporting head, and the rubber bushing is vertically supported on the longitudinal supporting head and the adjusting supporting head so as to meet the fixation of rubber bushings of different types.
Further, the pressure detection subassembly includes hydraulic stem, lift opening and pressure sensor, the hydraulic stem is located on the internal diapire of protecting sheathing, pressure sensor locates the hydraulic stem upper end, the hot plate framework diapire is located to the lift opening, the lift opening is run through to the hydraulic stem upper end, and the hydraulic stem upper end sets up with vertical support head is crisscross, can carry out pressure detection to supporting the rubber bush of fixing on adjustable support head and vertical support head, because vertical support head extension length is less than the length of adjustable support head extension simultaneously, when fixing rubber bush support on adjustable support head, has avoided vertical support head to the interference of pressure sensor and hydraulic stem.
Furthermore, the torsion meter is arranged at the other end of the transverse bidirectional stud and arranged on the outer wall of the protective shell to detect the force of the transverse bidirectional stud.
Furthermore, protective housing front end opening sets up, protective housing front end opening part is equipped with the guard gate, and the guard gate is transparent to be set up, is convenient for open and close protective housing, protective housing rear end opening sets up, protective housing rear end opening part installation guard gate, the transparent setting of guard gate.
Further, the inner bottom wall of the protective shell is provided with a hydraulic pump station, and the hydraulic pump station is connected with a hydraulic rod pipeline.
Furthermore, a heating plate is arranged in the heating plate frame body, so that the rubber bushing fixedly supported on the adjusting support head and the longitudinal support head can be heated conveniently.
Furthermore, the transverse limiting grooves and the longitudinal limiting grooves are distributed in a cross shape.
Furthermore, a display screen is arranged on one side, opposite to the torsion meter, of the protective shell, the display screen is electrically connected with the torsion meter, the display screen is electrically connected with the pressure sensor, and the display screen is electrically connected with a heating plate in the heating plate frame and used for displaying all detected data.
After adopting the structure, the invention has the following beneficial effects: according to the fatigue testing device for the rubber bushing of the shock absorber, provided by the invention, the heating plate, the torsion meter and the pressure sensor are arranged in the heating plate frame body, so that the stress analysis, the tensile strength and the material temperature rise fatigue resistance test can be carried out on the rubber bushing; the supporting fixing device has the advantages that the supporting fixing device can be adjusted according to the specification size of the rubber bushing through the transverse adjusting assembly and the longitudinal adjusting assembly which are arranged, meanwhile, the transverse adjusting assembly can support and fix the rubber bushing and adjust the distance between the rear wall of the rubber bushing and the rear wall of the heating plate frame body according to the width of the rubber bushing, the matching pressure detecting assembly carries out corresponding detection on the rubber bushing, the problem that the rubber bushings of different specifications are supported and fixed without replacing supporting and fixing tools is solved, and the whole structure is stable.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a schematic view of the overall structure of a fatigue testing device for a rubber bushing of a shock absorber according to the present invention;
FIG. 2 is a side view of a fatigue testing device for a rubber bushing of a shock absorber according to the present invention;
fig. 3 is a schematic structural view of a fixing plate of the fatigue testing device for the rubber bushing of the shock absorber provided by the invention.
In the drawings: 1. the protective shell, 2, a fixing plate, 3, a heating plate frame body, 4, a pressure detection assembly, 5, an adjusting, supporting and fixing mechanism, 6, a torsion instrument, 7, a longitudinal adjusting assembly, 8, a transverse adjusting assembly, 9, a transverse two-way stud, 10, a transverse handle, 11, a transverse sliding groove, 12, an adjustable supporting head, 13, an adjusting nut, 14, a transverse limiting block, 15, a longitudinal two-way stud, 16, a longitudinal handle, 17, a longitudinal limiting block, 18, a longitudinal sliding groove, 19, a longitudinal supporting head, 20, a hydraulic rod, 21, a lifting opening, 22, a pressure sensor, 23, a protective door, 24, a hydraulic pump station, 25 and a display screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
As shown in fig. 1-3, a fatigue testing device for a rubber bushing of a shock absorber comprises a protective shell 1, a fixed plate 2, a heating plate frame 3, a pressure detecting component 4, an adjusting and supporting fixing mechanism 5 and a torsion instrument 6, wherein the fixed plate 2 is arranged on the rear wall of the protective shell 1, the heating plate frame 3 is arranged between the fixed plate 2, the adjusting and supporting fixing mechanism 5 is arranged on the heating plate frame 3, the torsion instrument 6 is arranged on the outer wall of the protective shell 1, the pressure detecting component 4 is arranged on the inner bottom wall of the protective shell 1, the adjusting and supporting fixing component comprises a longitudinal adjusting component 7 and a transverse adjusting component 8, the transverse adjusting component 8 and the longitudinal adjusting component 7 are respectively arranged on the heating plate frame 3, and the transverse adjusting component 8 and the longitudinal adjusting component 7 are vertically arranged in a staggered manner.
As shown in fig. 1, 2 and 3, in order to support and fix rubber bushings of different specifications, a transverse bidirectional stud 9 and a longitudinal bidirectional stud 15 are both provided with a forward thread and a reverse thread, an oppositely arranged transverse limiting block 14 is respectively in threaded connection with the forward thread part and the reverse thread part of the transverse bidirectional stud 9, and an oppositely arranged longitudinal limiting block 17 is respectively in threaded connection with the forward thread part and the reverse thread part of the longitudinal bidirectional stud 15; when the transverse bidirectional stud 9 rotates, the transverse fixing blocks approach or depart from each other along the transverse sliding groove 11, and the distance between the adjustable supporting heads 12 is changed; similarly, when the longitudinal double-way stud 15 rotates, the longitudinal limiting blocks 17 approach or move away from each other along the longitudinal sliding grooves 18, and the distance between the longitudinal supporting heads 19 is changed; the rubber bushing is adjustably supported and fixed through the adjustable supporting head 12 and the longitudinal supporting head 19;
wherein, the transverse adjusting component 8 comprises a transverse two-way stud 9, a transverse handle 10, a transverse sliding groove 11, an adjustable supporting head 12, an adjusting nut 13 and a transverse limiting block 14, one end of the transverse two-way stud 9 is arranged outside the protective shell 1, one end of the transverse two-way stud 9 is connected with the transverse handle 10, the other end of the transverse two-way stud 9 penetrates through two opposite side walls of the heating plate frame body 3 and is arranged on the inner wall of the protective shell 1, the transverse sliding grooves 11 are symmetrically arranged, the transverse sliding groove 11 is arranged on the rear wall of the heating plate frame body 3, the transverse sliding groove 11 extends along the central axis of the transverse two-way stud 9, the other end of the transverse two-way stud 9 sequentially penetrates through the transverse sliding groove 11, the transverse limiting block 14 is arranged on the transverse two-way stud 9, the transverse limiting blocks 14 are oppositely arranged, and the transverse limiting blocks 14 are arranged in the transverse sliding groove 11, the adjustable supporting heads 12 are oppositely arranged, the adjustable supporting heads 12 respectively penetrate through the transverse sliding grooves 11 along the direction perpendicular to the central axis of the transverse bidirectional stud 9, the adjustable supporting heads 12 are arranged on the transverse limiting blocks 14, and adjusting nuts 13 are arranged on the parts of the adjustable supporting heads extending out of the transverse sliding grooves 11;
the longitudinal adjusting assembly 7 comprises a longitudinal bidirectional stud 15, a longitudinal handle 16, a longitudinal limiting block 17, a longitudinal sliding groove 18 and a longitudinal supporting head 19, one end of the longitudinal bidirectional stud 15 is arranged above the protective shell 1, one end of the longitudinal bidirectional stud 15 is connected with the longitudinal handle 16, the other end of the longitudinal bidirectional stud 15 penetrates through the upper wall of the protective shell 1, the upper wall and the lower wall of the heating plate frame body 3 and is arranged on the inner bottom wall of the protective shell 1, the transverse bidirectional studs 9 and the longitudinal bidirectional studs 15 are arranged in a staggered mode, the transverse bidirectional studs 9 are arranged on one side, far away from the rear wall of the protective shell 1, of the longitudinal bidirectional studs 15, the longitudinal sliding groove 18 is oppositely arranged, the longitudinal sliding groove 18 is arranged on the rear wall of the heating plate frame body 3, the longitudinal sliding groove 18 extends along the central axis of the longitudinal bidirectional stud 15, and the other end of the longitudinal bidirectional stud 15 sequentially penetrates through the longitudinal sliding groove 18, the longitudinal limiting blocks 17 are arranged oppositely, the longitudinal limiting blocks 17 are arranged in the longitudinal sliding grooves 18, the longitudinal limiting blocks 17 are arranged on the longitudinal bidirectional studs 15, the longitudinal supporting heads 19 are arranged on the longitudinal limiting blocks 17, and the longitudinal supporting heads 19 extend out of the longitudinal sliding grooves 18 in the direction away from the back plate of the heating plate frame body 3.
Preferably, as shown in fig. 2, the length of the extending portion of the longitudinal support head 19 is smaller than the length of the extending portion of the adjustable support head 12, the rubber bushing is vertically stretched on the longitudinal support head 19 and the adjustable support head, so as to meet the fixation of rubber bushings of different types, the rubber bushing can be sleeved on the adjustable support head 12, the position of the adjusting nut 13 on the adjustable support head 12 is adjusted according to the width of the rubber bushing, and meanwhile, the length of the extending portion of the longitudinal support head 19 is shorter than the length of the extending portion of the adjustable support head 12, so that when the pressure sensor 22 is used for detection, the pressure sensor 22 and the hydraulic rod 20 are not interfered.
As shown in fig. 1, the pressure detecting assembly 4 includes a hydraulic rod 20, a lifting opening 21 and a pressure sensor 22, the hydraulic rod 20 is disposed on the bottom wall of the protective housing 1, the pressure sensor 22 is disposed at the upper end of the hydraulic rod 20, the lifting opening 21 is disposed on the bottom wall of the heating plate frame 3, the upper end of the hydraulic rod 20 penetrates through the lifting opening 21, the upper end of the hydraulic rod 20 is disposed in a staggered manner with the longitudinal supporting head 19, so as to detect the pressure of the rubber bushing supported and fixed on the adjustable supporting head and the longitudinal supporting head 19, and at the same time, because the length of the extending portion of the longitudinal supporting head 19 is smaller than the length of the extending portion of the adjustable supporting head 12, when the rubber bushing is supported and fixed on the adjustable supporting head 12, the interference of the longitudinal supporting head 19 on the pressure sensor 22 and the hydraulic rod 20 is avoided.
Preferably, the torsion meter 6 is arranged at the other end of the transverse bidirectional stud 9, and the torsion meter 6 is arranged on the outer wall of the protective shell 1 to detect the force of the transverse bidirectional stud 9.
Preferably, the front end opening of the protective shell 1 is arranged, and the protective door 23 is arranged at the front end opening of the protective shell 1, so that the protective shell 1 can be opened and closed conveniently.
Preferably, a hydraulic pump station 24 is arranged on the bottom wall of the protective shell 1, and the hydraulic pump station 24 is connected with the hydraulic rod 20 through a pipeline.
Preferably, the heating plate frame 3 is provided with a heating plate for heating rubber bushings fixedly supported on the adjustable support head 12 and the vertical support head 19.
Preferably, the transverse limiting grooves and the longitudinal limiting grooves are distributed in a cross shape.
Preferably, a display screen 25 is arranged on one side of the protective shell 1 opposite to the torsion meter 6, the display screen 25 is electrically connected with the pressure sensor 22, and the display screen 25 is electrically connected with a heating plate in the heating plate frame and used for displaying each detected data.
When in specific use, the rubber bushings are wrapped on the adjustable supporting head 12 and the longitudinal supporting head 19; rotating the longitudinal bidirectional stud 15, and moving the longitudinal limiting blocks 17 away from each other along the longitudinal sliding groove 18 to drive the longitudinal supporting heads 19 to move away from each other to longitudinally open the rubber bushing; the transverse bidirectional stud 9 is rotated, the transverse limiting blocks 14 are mutually arranged in the holes along the transverse sliding groove 11, and the adjustable supporting heads 12 are driven to be mutually far away from the transverse spreading rubber bushing; supporting and fixing are carried out according to the specification and the size of the rubber bushing through horizontal and longitudinal stretching supports; the transverse bidirectional stud 9 continues to rotate, the rubber bushing is transversely pulled, and force detection is carried out through a torsion instrument 6 connected with the transverse bidirectional stud 9; controlling the hydraulic rod 20 to ascend, enabling the pressure sensor 22 to ascend along with the hydraulic rod 20, and enabling the pressure sensor 22 to be in contact with the rubber bushing for pressure detection; the rubber bushing which is supported and fixed is heated by the heating plate on the heating plate frame body 3, so that the detection of the temperature-resistant deformation is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a fatigue test device for bumper shock absorber rubber bushing which characterized in that: the device comprises a protective shell, a fixing plate, a heating plate frame body, a pressure detection assembly, an adjusting support fixing mechanism and a torsion instrument, wherein the fixing plate is arranged on two sides of the rear wall of the protective shell, the heating plate frame body is arranged between the fixing plates, the adjusting support fixing mechanism is arranged on the heating plate frame body, the torsion instrument is arranged on the outer wall of the protective shell, the pressure detection assembly is arranged on the inner bottom wall of the protective shell, the adjusting support fixing assembly comprises a longitudinal adjusting assembly and a transverse adjusting assembly, the transverse adjusting assembly and the longitudinal adjusting assembly are respectively arranged on the heating plate frame body, the transverse adjusting assembly and the longitudinal adjusting assembly are mutually and vertically arranged in a staggered mode, the transverse adjusting assembly comprises a transverse bidirectional stud, a transverse handle, a transverse sliding groove, an adjustable support head, an adjusting nut and a transverse limiting block, one end of the transverse bidirectional stud is arranged outside the protective shell, one end of the transverse bidirectional stud is connected with a transverse handle, the other end of the transverse bidirectional stud penetrates through the heating plate frame body and is arranged on the inner wall of the protective shell body opposite to the side wall, the transverse sliding grooves are symmetrically arranged and are arranged on the rear wall of the heating plate frame body, the transverse sliding grooves extend along the central axis of the transverse bidirectional stud, the other end of the transverse bidirectional stud sequentially penetrates through the transverse sliding grooves, the transverse limiting blocks are arranged on the transverse bidirectional stud and are oppositely arranged, the transverse limiting blocks are arranged in the transverse sliding grooves, the adjustable supporting heads are oppositely arranged, the adjustable supporting heads respectively penetrate through the transverse sliding grooves in the direction perpendicular to the central axis of the transverse bidirectional stud, the adjustable supporting heads are arranged on the transverse limiting blocks, and the adjustable supporting heads stretch out of the transverse sliding grooves and are provided with adjusting nuts.
2. The fatigue testing device for the rubber bushing of the shock absorber according to claim 1, wherein: the longitudinal adjusting assembly comprises a longitudinal bidirectional stud, a longitudinal handle, a longitudinal limiting block, a longitudinal sliding groove and a longitudinal supporting head, one end of the longitudinal bidirectional stud is arranged above the protective shell, one end of the longitudinal bidirectional stud is connected with the longitudinal handle, the other end of the longitudinal bidirectional stud penetrates through the upper wall of the protective shell, the upper wall and the lower wall of the heating plate frame body and is arranged on the bottom wall in the protective shell, the transverse bidirectional studs and the longitudinal bidirectional studs are arranged in a staggered mode, the transverse bidirectional studs are arranged on one side, away from the rear wall of the protective shell, of the longitudinal bidirectional stud, the longitudinal sliding grooves are oppositely arranged, the longitudinal sliding groove is arranged on the rear wall of the heating plate frame body, the longitudinal sliding groove extends along the central axis of the longitudinal bidirectional stud, the other end of the longitudinal stud sequentially penetrates through the longitudinal sliding groove, the longitudinal limiting block is oppositely arranged, and the longitudinal limiting block is arranged in the longitudinal sliding groove, the longitudinal limiting block is arranged on the longitudinal bidirectional stud, the longitudinal supporting head is arranged on the longitudinal limiting block, the longitudinal supporting head extends out of the longitudinal sliding groove along the direction far away from the back plate of the heating plate frame body, and the length of the extending part of the longitudinal supporting head is smaller than that of the extending part of the adjusting supporting head.
3. The fatigue testing device for the rubber bushing of the shock absorber according to claim 2, wherein: the pressure detection assembly comprises a hydraulic rod, a lifting opening and a pressure sensor, the hydraulic rod is arranged on the inner bottom wall of the protective shell, the pressure sensor is arranged at the upper end of the hydraulic rod, the lifting opening is arranged on the bottom wall of the heating plate frame body, the upper end of the hydraulic rod penetrates through the lifting opening, and the upper end of the hydraulic rod and the longitudinal support head are arranged in a staggered mode.
4. The fatigue testing device for the rubber bushing of the shock absorber according to claim 3, wherein: the torsion instrument is arranged at the other end of the transverse bidirectional stud and is arranged on the outer wall of the protective shell.
5. The fatigue testing device for the rubber bushing of the shock absorber according to claim 4, wherein: the protective shell is characterized in that an opening is formed in the front end of the protective shell, and a protective door is arranged at the opening in the front end of the protective shell.
6. The fatigue testing device for the rubber bushing of the shock absorber according to claim 5, wherein: the inner bottom wall of the protective shell is provided with a hydraulic pump station, and the hydraulic pump station is connected with a hydraulic rod pipeline.
7. The fatigue testing device for the rubber bushing of the shock absorber according to claim 6, wherein: the transverse limiting grooves and the longitudinal limiting grooves are distributed in a cross shape.
8. The fatigue testing device for the rubber bushing of the shock absorber according to claim 7, wherein: and a heating plate is arranged in the heating plate frame body.
9. The fatigue testing device for the rubber bushing of the shock absorber according to claim 8, wherein: the protection casing is equipped with the display screen with the relative one side of torsion appearance, the display screen is connected with the torsion appearance electricity, the display screen is connected with pressure sensor electricity, the display screen is connected with the hot plate electricity in the heating plate frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111206295.4A CN114001936A (en) | 2021-10-16 | 2021-10-16 | Fatigue test device for rubber bushing of shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111206295.4A CN114001936A (en) | 2021-10-16 | 2021-10-16 | Fatigue test device for rubber bushing of shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114001936A true CN114001936A (en) | 2022-02-01 |
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ID=79923298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111206295.4A Withdrawn CN114001936A (en) | 2021-10-16 | 2021-10-16 | Fatigue test device for rubber bushing of shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114001936A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117848865A (en) * | 2024-03-08 | 2024-04-09 | 天津志辉科技发展有限公司 | Rubber bushing fatigue test device |
-
2021
- 2021-10-16 CN CN202111206295.4A patent/CN114001936A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117848865A (en) * | 2024-03-08 | 2024-04-09 | 天津志辉科技发展有限公司 | Rubber bushing fatigue test device |
| CN117848865B (en) * | 2024-03-08 | 2024-05-10 | 天津志辉科技发展有限公司 | Rubber bushing fatigue test device |
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Application publication date: 20220201 |
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