CN201945461U - Endurance test device for automobile rear suspension bracket - Google Patents
Endurance test device for automobile rear suspension bracket Download PDFInfo
- Publication number
- CN201945461U CN201945461U CN2010206540227U CN201020654022U CN201945461U CN 201945461 U CN201945461 U CN 201945461U CN 2010206540227 U CN2010206540227 U CN 2010206540227U CN 201020654022 U CN201020654022 U CN 201020654022U CN 201945461 U CN201945461 U CN 201945461U
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- CN
- China
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- test apparatus
- durability test
- rear overhang
- coupling piece
- shaft coupling
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses an endurance test device for an automobile rear suspension bracket. The endurance test device comprises an acting cylinder, wherein an acting shaft is arranged in the acting cylinder; a displacement sensor is arranged at the bottom of the acting shaft; a force sensor is arranged at the bottom of the displacement sensor; the bottom of the force sensor is connected with a plane hinge joint; and the bottom of the plane hinge joint is connected with a wheel shaft connecting piece. The endurance test device can be used for simulating the driving stress of the automobile by reciprocating motion and accurately testing the reliability and the durability of the automobile rear suspension bracket; and the problem that in the conventional endurance test device the reliability and the endurance of the rear suspension bracket cannot be detected under the condition of simulating the driving stress of the automobile is solved.
Description
Technical field
The utility model relates to a kind of automobile component performance test apparatus, relates in particular to a kind of rear overhang rack durability test apparatus.
Background technology
Relate to a lot of parts in the auto parts and components process of the test and need carry out big displacement vertical vibration reliability and endurancing, rear suspension is the important composition parts on chassis, for accurately detecting the reliability and the permanance of rear suspension, it is stressed to need simulated automotive to travel when its reliability and endurancing, but the durability test device of this respect is not arranged on the existing market.
Chinese patent notification number CN2743829Y, November 30 2005 day for announcing, announced a kind of simple in structure, make electric equipment products vibration table easy, with low cost, easy maintenance.It comprises the horizontal vibration table top, motor drives the horizontal vibration table top that is supported on the guide rail by toggle, also be provided with the vertical vibration table top on the horizontal vibration table top, the vertical vibration table top is connected with the horizontal vibration table top by the guiding that is provided with perpendicular to the horizontal vibration table top is secondary, and another motor drives the vertical vibration table top by toggle.This vibration table is realized that the vibration on the both direction is superposed to sine wave oscillations, thereby is satisfied the durability experiment requirement of electric equipment products based on the structural framing of the electric vibration table of single direction vibration.But this experiment porch fails to detect the reliability and the permanance of rear suspension under simulated automotive travels stressed situation.
The utility model content
The purpose of this utility model is to provide a kind of rear overhang rack durability test apparatus, has solved existing durability test device and fail to detect the reliability of rear suspension and the problem of permanance under simulated automotive travels stressed situation.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of rear overhang rack durability test apparatus comprises cylinder, and action shaft is arranged in the cylinder, the action shaft bottom is provided with displacement transducer, the displacement transducer bottom is provided with force transducer, and the force transducer bottom is connected with the planar hinge joint, and bottom, planar hinge joint is connected with the wheel shaft coupling piece.The rear overhang rack durability test apparatus is fixed on the portal frame, connect rear overhang rack by the wheel shaft coupling piece, the to-and-fro movement of doing by the cylinder inner carrier by predetermined load comes the propelling vehicle rear suspension to do toward the multiple line motion, double vibrations when simulated automotive travels and load situation are carried out endurancing, the signal of the stressed and displacement when force transducer and displacement transducer are noted rear overhang rack and done the reciprocal linear endurancing can accurately draw rear overhang rack reliability and permanance by the sensor record data.
As preferably, on the described cylinder hydraulic control device is housed.Hydraulic control device is housed on the cylinder, hydraulic control device comprises hydraulic pump and servo-valve, hydraulic pump provides the power of hydraulic pressure as cylinder, and the hydraulic oil that recycles cooled off and filter, servo-valve acts in the hydraulic oil pipeline, with the pipeline break-make between control hydraulic oil is from the pumping plant to the cylinder, make-and-break time, unlatching aperture etc., reaches the purpose that control hydraulic pressure makes the cylinder action, by hydraulic control device, regulate the cylinder inner carrier automatically and move back and forth.
As preferably, described planar hinge joint comprises a connecting link and two connectors, and two connectors are fixedly connected on the connecting link two ends, and two connectors middle parts respectively are provided with a pin-and-hole, and two pin-and-hole place axis are vertical mutually.Junction, two ends, planar hinge joint adopts bearing pin hinged; make this structure have the function at angle of inclination; utilize the function at the angle of inclination in planar hinge joint; the pitch angle all around that the elimination detent is produced when actuator operates up and down is to produce the influence of tilting force to actuator; the simulation that the stand long duration test can be tried one's best is actual to be carried out, and also can play a protective role to actuator simultaneously.
As preferably, the described shaft coupling piece of taking turns is L shaped, and wheel shaft coupling piece one middle side part has axis hole, and axis hole is along the circumferential direction evenly distributed outward some threaded holes.Take turns axis hole and threaded hole on the shaft coupling piece by this, convenient rear overhang rack is connected on the rear overhang rack durability test apparatus tested.
The beneficial effects of the utility model are: (1), energy be testing automobile rear suspension reliability and permanance accurately; (2), proving installation is simple in structure, easy to operate.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is a kind of structural representation in the utility model planar hinge joint.
Among the figure: 1, cylinder, 2, action shaft, 3, displacement transducer, 4, force transducer, 5, hydraulic control device, 6, the planar hinge joint, 7, the wheel shaft coupling piece, 8, axis hole, 9, threaded hole, 10, connecting link, 11, connector, 12, pin-and-hole.
Embodiment
Below by specific embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment 1: as shown in Figure 1, a kind of rear overhang rack durability test apparatus, by cylinder 1, action shaft 2, displacement transducer 3, force transducer 4, hydraulic control device 5, planar hinge joint 6 and wheel shaft coupling piece 7 are formed, hydraulic control device 5 is housed on the cylinder 1, be connected with action shaft 2 in the cylinder 1, action shaft 2 bottoms are connected with displacement transducer 3, displacement transducer 3 bottoms are connected with force transducer 4, force transducer 4 bottoms are connected with planar hinge joint 6, planar hinge joint 6 is made up of a connecting link 10 and two connectors 11, two connectors 11 are fixedly connected on connecting link 10 two ends, respectively there is a pin-and-hole 12 at the middle part of two connectors 11, two pin-and-hole 12 place axis are vertical mutually, junction, 6 two ends, planar hinge joint adopts bearing pin hinged, and 6 bottoms, planar hinge joint are connected with wheel shaft coupling piece 7, and wheel shaft coupling piece 7 is L shaped, wheel shaft coupling piece 7 one middle side parts have axis hole 8, axis hole 8 outer along the circumferential direction evenly distributed five threaded holes 9 that have.
When the rear overhang rack durability test apparatus detects, the rear overhang rack durability test apparatus is fixed on the portal frame, connect rear overhang rack by wheel shaft coupling piece 7, hydraulic pump provides the power of hydraulic pressure as cylinder 1, and the hydraulic oil that recycles cooled off and filter, servo-valve acts in the hydraulic oil pipeline, with control hydraulic oil pipeline break-make between 1 from the pumping plant to the cylinder, make-and-break time, open aperture etc., reach the purpose that control hydraulic pressure makes cylinder 1 action, by hydraulic control device 5, automatically regulating cylinder 1 inner carrier moves back and forth, the to-and-fro movement of doing by cylinder 1 inner carrier comes the propelling vehicle rear suspension to do toward the multiple line motion, double vibrations and load situation when simulated automotive travels are done endurancing, the signal of the stressed and displacement when force transducer 4 and displacement transducer 3 are noted rear overhang rack and done the reciprocal linear endurancing, will be as displacement transducer 3, force transducer 4 signals collecting are also handled, and can accurately draw rear overhang rack reliability and permanance by the sensor record data.
Above-described embodiment is a kind of preferable scheme of the present utility model, is not that the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (5)
1. rear overhang rack durability test apparatus, it is characterized in that, described rear overhang rack durability test apparatus comprises cylinder, be provided with action shaft in the cylinder, the action shaft bottom is provided with displacement transducer, the displacement transducer bottom is provided with force transducer, and the force transducer bottom is connected with the planar hinge joint, and bottom, planar hinge joint is connected with the wheel shaft coupling piece.
2. according to the described rear overhang rack durability test apparatus of claim 1, it is characterized in that, on the described cylinder hydraulic control device is housed.
3. according to claim 1 or 2 described rear overhang rack durability test apparatus, it is characterized in that described planar hinge joint comprises a connecting link and two connectors, two connectors are fixedly connected on the connecting link two ends, two connector middle parts respectively are provided with a pin-and-hole, and two pin-and-hole place axis are vertical mutually.
4. according to claim 1 or 2 described rear overhang rack durability test apparatus, it is characterized in that the described shaft coupling piece of taking turns is L shaped, wheel shaft coupling piece one middle side part has axis hole, and axis hole is along the circumferential direction evenly distributed outward some threaded holes.
5. according to the described rear overhang rack durability test apparatus of claim 3, it is characterized in that the described shaft coupling piece of taking turns is L shaped, wheel shaft coupling piece one middle side part has axis hole, and axis hole is along the circumferential direction evenly distributed outward some threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206540227U CN201945461U (en) | 2010-12-13 | 2010-12-13 | Endurance test device for automobile rear suspension bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206540227U CN201945461U (en) | 2010-12-13 | 2010-12-13 | Endurance test device for automobile rear suspension bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201945461U true CN201945461U (en) | 2011-08-24 |
Family
ID=44472799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206540227U Expired - Fee Related CN201945461U (en) | 2010-12-13 | 2010-12-13 | Endurance test device for automobile rear suspension bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201945461U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277377A (en) * | 2014-07-01 | 2016-01-27 | 北京强度环境研究所 | Dynamic force transmission device having two degrees of freedom |
| CN108195599A (en) * | 2018-02-12 | 2018-06-22 | 王灿灿 | A kind of automobile vibration experimental rig |
| CN115014611A (en) * | 2022-06-24 | 2022-09-06 | 湖南凌翔磁浮科技有限责任公司 | Long stator suspension force testing device and method |
-
2010
- 2010-12-13 CN CN2010206540227U patent/CN201945461U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277377A (en) * | 2014-07-01 | 2016-01-27 | 北京强度环境研究所 | Dynamic force transmission device having two degrees of freedom |
| CN108195599A (en) * | 2018-02-12 | 2018-06-22 | 王灿灿 | A kind of automobile vibration experimental rig |
| CN115014611A (en) * | 2022-06-24 | 2022-09-06 | 湖南凌翔磁浮科技有限责任公司 | Long stator suspension force testing device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Taizhou City, Zhejiang Province, 317000 coastal city east gate head Co-patentee after: Zhejiang Geely Holding Group Co., Ltd. Patentee after: Zhejiang Geely Automobile Research Institute Co., Ltd. Address before: 311228, No. 188, Century Avenue, Linjiang Industrial Park, Xiaoshan District, Zhejiang, Hangzhou Co-patentee before: Zhejiang Geely Holding Group Co., Ltd. Patentee before: Zhejiang Geely Automobile Research Institute Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110824 Termination date: 20131213 |