CN2639874Y - Dynamic environment testing device for rubber parts of minicar steering bar assembly - Google Patents
Dynamic environment testing device for rubber parts of minicar steering bar assembly Download PDFInfo
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- CN2639874Y CN2639874Y CN 03233378 CN03233378U CN2639874Y CN 2639874 Y CN2639874 Y CN 2639874Y CN 03233378 CN03233378 CN 03233378 CN 03233378 U CN03233378 U CN 03233378U CN 2639874 Y CN2639874 Y CN 2639874Y
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Abstract
The utility model relates to a dynamic environmental tester of mini car steering tie rod assembly rubber part, which comprises a special environmental test box and an exercise testing-stand and a control system; wherein, the testing-stand is arranged on a trestle supporting base in an internal chamber of a box body; a drive shaft is connected with a motor. The box body is provided with a motor, an ozone generator, a turbid water spray system, a heating and cooling device and a control system, and the control circuit of the control system is connected with the motor, the ozone generator, the turbid water spray system, the heating and cooling device, the control panel and the computer interface respectively; the testing-stand has a horizontal movement structure and a spatial swing structure. The device integrates the special environmental test box, the exercise testing-stand and the control system organically, and provides multiple environmental conditions as the temperature environment, the ozone atmosphere and the turbid water turbid water, which can promote the testing level and control the quality of the rubber parts; two sets of optional testing-stands are designed, and the structure is reasonable and compact; the whole dynamic environmental testing process is controlled by the control system exactly; the operation is stable and reliable and the testing operation is simple and convenient.
Description
Technical field
The utility model belongs to auto parts and components test, detection technique field, is specifically related to a kind of device that is used for minicar steering linkage assembly rubber part is carried out the dynamic environment test.
Technical background
Rubber components such as gear side dust cover, tooth bar side dust cover are the important components of minicar steering linkage assembly, be assemblied in gear one side and tooth bar one side of steering linkage, major function is to be used to protect the steering linkage kinematic train to resist road sandstone bump, muddy water spray and atmospheric environment corrosion, guarantees that minicar turns to flexible function safety.For confirming that minicar turning-bar assembly rubber component bears fatigue stress and resists the environmental attack ability, just need carry out the dynamic environment test to steering linkage assembly rubber part.
The test of rubber part dynamic environment is an emerging detection experimental technique, its ultimate principle is under lab to simulate the accelerated motion torture test of carrying out under the working motion situation of rubber part and the environmental baseline, the overall quality level of qualitative and quantitative evaluation rubber part.The domestic research work that relates to the experimental technique of motor turning rod assembly at present is primarily aimed at the reliability and the durability test of metal parts such as steering linkage and ball stud, and is the dynamic test of not considering environmental factor.For example: the design and the research of dynamic testing equipments such as automotive steering linkage's vibration at high-speed test unit, steering linkage and ball stud life test rack, intelligent vehicle steering linkage connector assembly testing table and motor turning rod head assembly multi-function test stand.Domestic research report about the rubber part experimental technique is very few, and the research of the rubber part dynamic environment test unit of motor turning rod assembly still belongs to blank.Processing technology and the comparatively backward present situation of detection technique based on domestic elastomeric material, product parts, the quality instability of the rubber part of domestic automobile (minicar) steering linkage assembly, serviceable life is very low, particularly gear side dust cover and tooth bar side dust cover cracking, broken crisp phenomenon are serious, have directly influenced the steering behaviour and the security performance of automobile.In order to address this problem, a dynamic environment test such as rubber parts such as the gear side dust cover of motor turning rod assembly, tooth bar side dust cover, ball pin dust cover must pass through weatherability, normal temperature distortion, rigidity, temperature deformation, normal temperature is durable, low temperature is durable, high temperature is durable, low temperature resistance, heatproof degree variability, muddy water spray.
Summary of the invention
The purpose of this utility model is at existing experimental technique above shortcomings, a kind of device that is used for minicar steering linkage assembly rubber part is carried out the dynamic environment test is proposed, for the rubber part dynamic test provides environmental baseline (as temperature environment, ozone atmosphere and muddy water spray etc.) and forms of motion (comprising the flexible and space swing of level) simultaneously, reasonable in design, compactness, it is reliable to operate steadily, and test operation is easy.
To achieve these goals, technical solution of the present utility model is as follows:
Minicar steering linkage assembly rubber part dynamic environment test unit, constitute by private environment chamber, exercise test stand and control system three parts, the exercise test stand is installed on the stand supporting seat in the chamber inner chamber, and the transmission shaft of exercise test stand connects the power output of motor.Motor, ozone generator, muddy water spray equipment, heating and cooling device and control system also are installed in the private environment chamber, control system connects motor, ozone generator, muddy water spray equipment, heating and cooling device respectively by operation circuit, and by line connection control panel and computer interface.
According to the actual motion form of rubber part, the exercise test stand of this test unit has two covers selective:
One cover is horizontal contractile motion test-bed, it is to be installed on the chamber stand supporting seat by bracing frame, the transmission shaft that is connected with motor is set on the bracing frame, wheel disc is installed on the transmission shaft, wheel disc connects slide block by connecting rod, and slide block is installed on the slide block bearing, and is provided with sample supporting rod A, the position sample supporting rod B relative with the direction of motion of slide block, sample supporting rod B is fixed on the bracing frame.
The another set of test-bed that provides the space oscillating motion, it is to be installed on the chamber stand supporting seat by bracing frame, the transmission shaft that is connected with motor is set on the bracing frame, wheel disc is installed on the transmission shaft, wheel disc connects rocking bar by connecting rod again, and rocking bar is provided with sample bare terminal end C, and rocking bar connects sample supporting rod one end by bearing pin, bare terminal end D is arranged on the sample supporting rod, and the sample supporting rod is fixed on the bracing frame.The connecting rod of this stand is an adjustable structure, is connected to connect by the adjustable connecting-rod at two and middle screw rod to form, and adjustable connecting-rod is connected by connecting pin with wheel disc, and wheel disc has the radiai adjustment groove in the junction.
This device organically is integrated in one private environment chamber, exercise test stand and control system three parts, multiple environmental baselines such as temperature environment, ozone atmosphere and muddy water spray are provided simultaneously, the test condition design is thorough, the weatherability, normal temperature distortion, rigidity, temperature deformation, the many indexs such as normal temperature is durable, low temperature is durable, high temperature is durable, low temperature resistance, heatproof degree variability, muddy water spray that can be used for the testing rubber part, improve detection level, helped controlling the rubber part quality; Provide level flexible and two kinds of forms of motion of space swing, designed the alternative exercise test stand of two covers, reasonable in design, compactness; And whole dynamic environment test is omnidistance carries out accurately control by control system, and it is reliable to operate steadily, and test operation is easy.
Description of drawings
Fig. 1-the 1st, the Facad structure synoptic diagram of the chamber body portion of this device;
Fig. 1-2 is the structure synoptic diagram of the chamber body portion of this device;
Fig. 2 is the block diagram of the control system of this device
Fig. 3-the 1st, the structural representation of the horizontal stretching motion test-bed of this device;
Fig. 3-the 2nd, the structural representation of the space oscillating motion test-bed of this device;
Embodiment
This device is become one by private environment chamber, exercise test stand and control system three segment sets and constitutes.Exercise test stand and control system all are contained in the private environment chamber.Referring to Fig. 1-1 and Fig. 1-2, be provided with stand supporting seat 3 in the inner chamber of private environment chamber, be used for the mounted movable test-bed, view window 2 is arranged on the Qianmen of chamber, be used for the viewing test situation.Provide ozone generator 11, muddy water spray equipment 10, the heating and cooling device 13 of environmental baseline to be installed in respectively on the casing 9 of interior top of chamber of chamber and bottom, motor 12 also is installed in the casing, the output of motor 12 connects the transmission shaft of exercise test stand, for the exercise test stand provides power.The appropriate location also is provided with the circuit module of control system 8 in the casing.Control system 7 connects motor 12, ozone generator 11, muddy water spray equipment 10 and heating and cooling device 13 respectively by operation circuit, with control test temperature, ozone concentration and muddy water amount, control system is also passed through environment control panel 4, motion control panel 5 and the power supply control panel 7 on circuit connect box 9 surfaces, by selection test condition is set, the control test run to the function key on the control panel.Control system also is provided with computer interface 6, also can test condition be set by external computing machine, the control test run.
Referring to Fig. 2, the core of the electronic control part of control system 7 is CPU, the CPU condition of work: the rest circuit that resets, power supply and clock clock circuit.CPU I/O output terminal is controlled silicon controlled component 15 by 7404 conversions, and drive motor 8 work are because of motor is an alternating current generator, so isolate with light lotus root 14.I/O end in another road of CPU shows by driving decoding LCD.Another interface of CPU connects printer 17 print results.Connect motion control panel 5 by keyboard interface.By external computing machine of RS-232 communication interface and printer 16, connect another single card microcomputer.By temperature, ozone, muddy water controller 9,10,11, measuring sonde is to carry out environment control.The complete machine power supply comprises AC/DC, and high-low voltage power source 19 is by independently power supply control panel 7 controls.
The exercise test stand has two covers, and a cover is the flat stretching motion test of supplying water, and referring to Fig. 3-1, is made of bracing frame 20-10, rotation axis 20-5, wheel disc 20-1, connecting rod 20-3, slide block 20-6, parts such as sample supporting rod A, B.Bracing frame 20-10 is used for combining with 3 installations of chamber stand supporting seat, bracing frame 20-10 goes up by supporting base 20-4 the transmission shaft 20-5 that is connected with motor 12 is installed, wheel disc 20-1 is installed on the top of transmission shaft, wheel disc is by connecting rod 20-3, connecting pin 20-7 connects slide block 20-6, slide block is installed on the slide block bearing 20-8, but horizontal slip, slide block is provided with sample supporting rod A, an end that is used for the clamping rubber part, sample supporting rod B is established in the position relative with the direction of motion of slide block, the other end that is used for the clamping rubber part, sample supporting rod B is fixed on the bracing frame 20-10 by sample supporting base 20-9.
The another set of of exercise test stand is for space oscillating motion test, referring to Fig. 3-2, is made of bracing frame 21-12, rotation axis 21-5, wheel disc 21-1, connecting rod, rocking bar 21-9, sample supporting rod 21-10 etc.Bracing frame 21-12 is used for combining with stand supporting seat 3 installations of chamber, and bracing frame 21-12 goes up by supporting seat 21-4 the transmission shaft 21-5 that is connected with motor 12 is set, and wheel disc 21-1 is installed on the top of transmission shaft, and wheel disc is again by connecting rod connection rocking bar 21-9.Connecting rod is an adjustable structure, is formed by connecting by the adjustable connecting-rod 21-6 at two and the screw rod 21-7 of centre, and adjustable connecting-rod 21-6 is connected by connecting pin 21-2 with wheel disc 21-1, and there is radiai adjustment groove 21-3 the junction.Rocking bar one end is provided with sample bare terminal end C, can be used for clamping rubber part one end, rocking bar connects sample supporting rod 21-10 one end by bearing pin 21-8, and sample supporting rod bottom is provided with sample bare terminal end D, and the sample supporting rod is fixed on the bracing frame 21-12 by sample supporting base 21-11.
With said apparatus the gear side protective cover of minicar steering linkage assembly is carried out dynamic long duration test:
The forms of motion level is shunk and the space swing
Experimental enviroment :-40 ℃
The test operation step:
One, horizontal contractile motion test:
1, opens the chamber Qianmen, horizontal contractile motion test-bed is installed on the stand supporting seat in the cabinets cavity.
2, the clamping rubber part is installed:
On the sample supporting rod A of stand, the small end clamping of rubber part is used the dead ring clamping respectively on sample supporting rod B, make rubber part be in free state with the big end clamping of rubber part.
3, regulation and control movement velocity:
The start-up control system power supply, on chamber control panel or external computing machine, set the horizontal contractile motion speed of rubber part, press the motion key, rubber part was tried out 5 minutes, confirm that the rubber part moving situation is no abnormal, press stop key, make rubber part be in free state, closing test case Qianmen.
4, regulation and control test temperature:
On the chamber control panel, press the refrigeration key, setting the rubber part test temperature is-40 ℃, press the operation key, when the control panel indication reaches the setting test temperature and is in temperature constant state, press the operation key of control system, dynamically the low temperature long duration test formally starts, and control system enters work, and the chamber panel shows movement velocity and times of exercise automatically.
Two, space oscillating motion test:
1, opens the chamber Qianmen, space oscillating motion test-bed is installed on the stand supporting seat in the cabinets cavity.
2, the clamping rubber part is installed:
With the big end clamping of rubber part on the D end of the sample supporting rod of stand, the sample bare terminal end C of the small end clamping of rubber part on rocking bar, use the dead ring clamping respectively, make rubber part be in free state, regulate and control connecting pin, adjustable connecting-rod and screw rod with computer simulation, make the space pendulum angle Pass Test specified angle of rocking bar.
3, regulation and control movement velocity: the control methods of same level contractile motion test;
4, regulation and control test temperature: the control methods of same level contractile motion test.
Claims (5)
1, minicar steering linkage assembly rubber part dynamic environment test unit, it is characterized in that constituting by private environment chamber, exercise test stand and control system three parts, the exercise test stand is installed on the stand supporting seat in the chamber inner chamber, and the transmission shaft of exercise test stand connects the output of motor; In the private environment test casing motor, ozone generator, muddy water spray equipment, heating and cooling device and control system are installed, control system connects motor, ozone generator, muddy water spray equipment, heating and cooling device respectively by operation circuit, and by the line connection control panel.
2, test unit according to claim 1, it is characterized in that the exercise test stand is installed on the stand supporting seat of chamber by bracing frame, the transmission shaft that is connected with motor is set on the bracing frame, wheel disc is installed on the transmission shaft, wheel disc connects slide block by connecting rod again, and slide block is installed on the slide block bearing, and is provided with sample supporting rod A, there is sample supporting rod B the position relative with the direction of motion of slide block, and sample supporting rod B is fixed on the bracing frame.
3, test unit according to claim 1, it is characterized in that the exercise test stand is installed on the stand supporting seat of chamber by bracing frame, the transmission shaft that is connected with motor is set on the bracing frame, wheel disc is installed on the transmission shaft, wheel disc connects rocking bar by connecting rod again, and rocking bar is provided with sample bare terminal end C, and rocking bar connects the sample supporting rod by bearing pin again, bare terminal end D is arranged on the sample supporting rod, and the sample supporting rod is fixed on the bracing frame.
4, test unit according to claim 3 is characterized in that connecting rod is an adjustable structure, is connected to connect by the adjustable connecting-rod at two and middle screw rod to form, and adjustable connecting-rod is connected by connecting pin with wheel disc, and wheel disc is provided with the radiai adjustment groove in the junction.
5, according to claim 1,2,3 or 4 described test units, it is characterized in that control panel componental movement control panel, environment control panel and power supply control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03233378 CN2639874Y (en) | 2003-02-28 | 2003-02-28 | Dynamic environment testing device for rubber parts of minicar steering bar assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03233378 CN2639874Y (en) | 2003-02-28 | 2003-02-28 | Dynamic environment testing device for rubber parts of minicar steering bar assembly |
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| Publication Number | Publication Date |
|---|---|
| CN2639874Y true CN2639874Y (en) | 2004-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03233378 Expired - Fee Related CN2639874Y (en) | 2003-02-28 | 2003-02-28 | Dynamic environment testing device for rubber parts of minicar steering bar assembly |
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| CN (1) | CN2639874Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435811B (en) * | 2008-12-04 | 2012-08-29 | 上海大学 | Aging test method and apparatus under wet, heat and power multiple-field coupling |
| CN103822871A (en) * | 2014-03-18 | 2014-05-28 | 青岛科技大学 | Multifunctional automatic rain erosion resisting tester with movable workbench |
| CN104101552A (en) * | 2014-07-09 | 2014-10-15 | 南京信息工程大学 | Accelerated loading abrasion device for pavement |
| CN104142249A (en) * | 2014-07-09 | 2014-11-12 | 安徽省地坤汽车天窗科技有限公司 | Automobile scuttle assembly performance duration test bed |
| CN105352878A (en) * | 2015-12-03 | 2016-02-24 | 宁波光明橡塑有限公司 | High-temperature resistance test device and method for high-pressure sheath of racing engine ignition system |
| CN106053229A (en) * | 2016-07-13 | 2016-10-26 | 安徽奥丰汽车配件有限公司 | Tensile testing technology for automobile rubber part |
| CN106769079A (en) * | 2016-11-29 | 2017-05-31 | 上海机动车检测认证技术研究中心有限公司 | Fatigue test Multifunctional environment device |
| CN107084920A (en) * | 2017-04-17 | 2017-08-22 | 苏州旭博检测服务有限公司 | A kind of ozone, illumination and vibration composite test device |
| CN109211767A (en) * | 2018-09-30 | 2019-01-15 | 黄筑辉 | A kind of ozone aging case |
| CN109781613A (en) * | 2019-01-24 | 2019-05-21 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | A kind of test metal erosion Acceleration study device |
-
2003
- 2003-02-28 CN CN 03233378 patent/CN2639874Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435811B (en) * | 2008-12-04 | 2012-08-29 | 上海大学 | Aging test method and apparatus under wet, heat and power multiple-field coupling |
| CN103822871A (en) * | 2014-03-18 | 2014-05-28 | 青岛科技大学 | Multifunctional automatic rain erosion resisting tester with movable workbench |
| CN104101552A (en) * | 2014-07-09 | 2014-10-15 | 南京信息工程大学 | Accelerated loading abrasion device for pavement |
| CN104142249A (en) * | 2014-07-09 | 2014-11-12 | 安徽省地坤汽车天窗科技有限公司 | Automobile scuttle assembly performance duration test bed |
| CN105352878B (en) * | 2015-12-03 | 2017-12-15 | 宁波光明橡塑有限公司 | Racing engine ignition system high-voltage shield high temperature resistant test device and method of testing |
| CN105352878A (en) * | 2015-12-03 | 2016-02-24 | 宁波光明橡塑有限公司 | High-temperature resistance test device and method for high-pressure sheath of racing engine ignition system |
| CN106053229A (en) * | 2016-07-13 | 2016-10-26 | 安徽奥丰汽车配件有限公司 | Tensile testing technology for automobile rubber part |
| CN106769079A (en) * | 2016-11-29 | 2017-05-31 | 上海机动车检测认证技术研究中心有限公司 | Fatigue test Multifunctional environment device |
| CN106769079B (en) * | 2016-11-29 | 2020-05-01 | 上海机动车检测认证技术研究中心有限公司 | Multifunctional environment device for fatigue test |
| CN107084920A (en) * | 2017-04-17 | 2017-08-22 | 苏州旭博检测服务有限公司 | A kind of ozone, illumination and vibration composite test device |
| CN109211767A (en) * | 2018-09-30 | 2019-01-15 | 黄筑辉 | A kind of ozone aging case |
| CN109781613A (en) * | 2019-01-24 | 2019-05-21 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | A kind of test metal erosion Acceleration study device |
| CN109781613B (en) * | 2019-01-24 | 2021-07-20 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | Metal corrosion accelerated experiment device for test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHONGQING CHANG AN AUTOMOBILE CO., LTD. Free format text: FORMER OWNER: CHANGAN AUTOMOBILE (GROUP) CO., LTD. Effective date: 20060818 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060818 Address after: 400023, No. 260, Jianxin East Road, Jiangbei District, Chongqing Patentee after: Chongqing Changan Automobile Co., Ltd. Address before: 400023, No. 260, Jianxin East Road, Jiangbei District, Chongqing Patentee before: Changan Automobile (Group) Co., Ltd. |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |