CN201637597U - Durability testing equipment of safety belt retractor - Google Patents
Durability testing equipment of safety belt retractor Download PDFInfo
- Publication number
- CN201637597U CN201637597U CN2010201686398U CN201020168639U CN201637597U CN 201637597 U CN201637597 U CN 201637597U CN 2010201686398 U CN2010201686398 U CN 2010201686398U CN 201020168639 U CN201020168639 U CN 201020168639U CN 201637597 U CN201637597 U CN 201637597U
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- station
- servomotor
- webbing retractor
- valve
- endurancing
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Abstract
The utility model relates to durability testing equipment of a safety belt retractor, comprising a rack; two sides of the rack are respectively provided with a station capable of working independently; the station is provided with a servo motor and a loading mechanism connected with the servo motor; a retractor installing bracket is arranged on a linear guide rail and a linear cylinder which are connected with a main board; a buffering mechanism is arranged between the servo motor and the retractor installing bracket; a pulley block is arranged in the buffering mechanism; and the servo motor is connected with a control mechanism. The durability testing equipment realizes pulling-out and retracting of braids in the safety belt retractor by adopting the states of rotating forwards and reversely of the round drum type mechanism by driving of the servo motor; the drum type mechanism comprises an inner cavity and a top cover with a hollowed surface; the installation of the parts of the top end of the retractor is simple, convenient and fast; and an output shaft of the servo motor is connected with a coupling which drives the round drum type mechanism to load, so that the efficiency loss is reduced, and the power output is direct and smooth.
Description
Technical field
The utility model relates to securing band, relates in particular to Webbing retractor endurancing equipment.
Background technology
Webbing retractor endurancing equipment is an electromechanical integrated device that detects seat belt for cars coiler permanance.Securing band is as the mandatory check product of present national motor vehicles product, and the endurancing of its coiler is an important performance test link.Requirement regulation according to the clause 5.6.1.1 " coiler permanance " among the State Standard of the People's Republic of China GB14166-2003 " motor vehicle Adult occupant with securing band and constrained system ": ribbon should be pulled out the backrush test with what the no more than 30 times speed of per minute was carried out stipulated number, for lock in emergency formula coiler, per 5 circulations should make the coiler locking once, the locking number of times is pulled out in kind of a difference should be identical on the length, promptly pull out and be wrapped in 90% of ribbon length on the coiler, 80%, 75%, 70% and 65%.This test is carried out pulling out and coiling process for 45000 times altogether.
General common securing band endurancing equipment should comprise guiding mechanism, actuating unit, gear train and control system etc.Guiding mechanism, actuating unit and gear train are installed on the worktable, and control system and man-machine interface are installed in the switch board, and worktable is electrically connected with switch board.Yet the motion of general common securing band endurancing equipment is to utilize step motor drive, can only carry out the single adjustment of speed parameter, and is simple relatively to the control of process of the test; Guiding mechanism utilizes mechanical rigid connection, the ribbon parts of securing band test specimen is caused easily the uncertainty damage that causes influencing test findings; Gear train adopts Rodless cylinder or cog belt to connect, and the mechanical efficiency loss is too high, and the structure relative complex.Therefore, can not make desirable judgement to the degree of Webbing retractor permanance accurately, even influences such as mechanical failure, electrical control be bad all can appear in some equipment itself.
The utility model content
In order to solve above-mentioned technical matters, Webbing retractor endurancing equipment is provided, its purpose is, realize Webbing retractor endurancing equipment high efficiency, intellectuality, simple and beautiful structure and to process control rigorous accurately.
The utility model provides Webbing retractor endurancing equipment, comprises frame, and described frame both sides respectively are provided with a station that can work independently, the mechanism loading that described station is provided with servomotor and links to each other with servomotor; The coiler mounting bracket is arranged on the line slideway and straight line cylinder that links to each other with mainboard, is provided with buffer gear between described servomotor and the coiler mounting bracket, is provided with pulley blocks between the described buffer gear; Described servomotor is connected with control gear.
Control gear is provided with touch-screen and Programmable Logic Controller, and servo-driver and solenoid valve.
Described frame comprises stand and the reinforcement and the brace summer that are arranged on the stand, under the frame beam is housed; Described brace summer is provided with jig, and jig links to each other with transverse axis, and described transverse axis can carry out single shaft in jig regulates to 360 degree.
Described station also is provided with the station mainboard, is provided with rotating disk mechanism between station mainboard and the transverse axis, and described rotating disk mechanism links to each other with transverse axis, and described rotating disk mechanism can carry out single shaft on transverse axis regulates to 360 degree.
Described rotating disk mechanism also is provided with rotation axis, and described rotation axis links to each other with transverse axis by vertical pin, and described rotation axis can carry out single shaft on transverse axis regulates to 360 degree.
Be provided with shaft coupling between described servomotor and the mechanism loading.
Described coiler mounting bracket links to each other with gear train, and described gear train comprises the line slideway that is arranged on station mainboard right side, is provided with straight line cylinder between described line slideway and the coiler mounting bracket.
Also be provided with the station subplate between described servomotor and the mechanism loading, described station subplate is provided with buffer gear, and described buffer gear comprises the spring between bounce cylinder and pulley blocks and bounce cylinder and the pulley blocks; Belt-strap goes out from the coiler in-draw, passes pulley blocks and is connected on the mechanism loading.
Described station subplate both sides also are provided with optoelectronic switch; The bounce cylinder motion drives the pulley blocks motion, and the pulley blocks motion can be blocked the upside optoelectronic switch; Described servomotor rotating band dynamic load mechanism rotates, and described mechanism loading can block the downside optoelectronic switch.
This Webbing retractor endurancing equipment also comprises actuating unit; Described actuating unit comprises servomotor, air pump, straight line cylinder, bounce cylinder, 3 position-5 way solenoid valve, first pressure regulator valve, second pressure regulator valve, flow velocity valve, vent valve and air strainer; The air intake opening of described 3 position-5 way electromagnetic valve outlet and straight line cylinder communicates with flow velocity valve, the outlet of straight line cylinder communicates with vent valve, described first pressure regulator valve and bounce cylinder air intake opening communicate, described bounce cylinder gas outlet and atmosphere are connected, described second pressure regulator valve and 3 position-5 way solenoid valve air intake opening communicate, described air pump gas outlet communicates with first pressure regulator valve and second pressure regulator valve through air strainer, and described 3 position-5 way solenoid valve is connected with control gear.
The utility model adopts circular drum-type mechanism to drive the state that rotates and reverse with servomotor and realizes pulling out and furling of ribbon in the Webbing retractor, drum-type mechanism comprises internal cavity and surface hollow-out formula top cover, and it is simple and easy, convenient that coiler ribbon top part is installed.The servomotor output shaft is connected with shaft coupling, and shaft coupling drives the load of circular discs drum-type mechanism, and efficiency losses reduces, and power output directly steadily.Servomotor comprises scrambler, improves output speed and displacement and torque precision, reduces the error that belt-strap is pulled out length.
Gear train adopts the bilinear guide rail, is connected with straight line cylinder, drives the coiler mounting bracket and moves the acceleration that produces the Pass Test requirement, effectively reduce coefficient of frictional resistance, transmission performance is good, and it is little to take up room, reliable intensity height, the convenient acceleration output valve of regulating.
The also futuramic buffer gear of the utility model, when actuating unit and gear train turn round at a high speed, coiler generation locking shifts the stress that increases suddenly on the ribbon, reduces the overload impact that non-experimental design link is brought, guiding mechanism and buffer gear one light-weight design, shorten distance between coiler one end and load one end, reduce the influence that unnecessary mechanism brings, improve and judge coiler lockup state response sensitivity, the short form test device structure is saved the device fabrication cost.
Add the optoelectronic switch of judgement lockup state and the optoelectronic switch of the actual output load running status of feedback servo motor in the control system, further increase the control system accuracy, reduce the nonsystematic internal factor and disturb.
Description of drawings
Fig. 1 is the front elevational schematic of the utility model Webbing retractor endurancing equipment;
Fig. 2 is the schematic side view of Webbing retractor endurancing equipment shown in Figure 1;
Fig. 3 is the Webbing retractor endurancing equipment dynamic gas circuit connected mode figure of mechanism shown in Figure 1;
Fig. 4 is the synoptic diagram of Webbing retractor endurancing equipment acceleration straight line cylinder gear train shown in Figure 1.
Embodiment
See also Fig. 1 to shown in Figure 4, a kind of coiler endurancing equipment of the utility model preferred embodiment comprises frame, and described frame both sides respectively are provided with a station that can work independently, described station is provided with servomotor 19, and the mechanism loading 10 that links to each other with servomotor 19; Coiler mounting bracket 4 is arranged on the line slideway 23 and straight line cylinder 22 that links to each other with mainboard 6, is provided with buffer gear between described servomotor 19 and the coiler mounting bracket 4, is provided with pulley blocks 14 between the described buffer gear; Described servomotor 19 is connected with control gear (not shown), and control gear is provided with touch-screen and PLC Programmable Logic Controller, and servo-driver and solenoid valve; Wherein said frame comprises stand 1 and the reinforcement 2 and brace summer 3 that are arranged on the stand 1, under the frame beam is housed, and makes frame more firm, reduces operational vibration; Described brace summer 3 is provided with jig, and jig links to each other with transverse axis 8, and described transverse axis 8 can carry out single shaft in jig regulates to 360 degree; Described station also is provided with station mainboard 6, is provided with rotating disk mechanism 18 between station mainboard 6 and the transverse axis 8, and described rotating disk mechanism 18 links to each other with transverse axis 8, and described rotating disk mechanism can carry out single shaft on transverse axis 8 regulates to 360 degree; Described rotating disk mechanism also is provided with rotation axis 17, and described rotation axis 17 links to each other with transverse axis by vertical pin, and described rotation axis can carry out single shaft on transverse axis 8 regulates to 360 degree; In addition, be provided with shaft coupling 24 between described servomotor 19 and the mechanism loading 10, owing to be provided with servomotor 19 and control gear, speed and displacement in the time of can accurately controlling the coiler stretching.
Wherein, described coiler mounting bracket 4 links to each other with gear train, described gear train comprises the line slideway 23 that is arranged on station mainboard right side, be provided with straight line cylinder 22 between described line slideway 23 and the coiler mounting bracket 4, because straight line cylinder 22 links to each other with control gear, can accurately control accekeration and the start and stop position and the time of straight line cylinder 22, control gear sends signal, straight line cylinder 22 drives line slideway 23 motions, line slideway 23 drives 4 motions of coiler mounting bracket, thereby improves the testing equipment precision.
Also be provided with station subplate 12 between described servomotor 19 and the mechanism loading 10, described station subplate is provided with buffer gear, described buffer gear comprises bounce cylinder 7 and pulley blocks 12 and the spring between them, securing band goes out from the coiler in-draw, passing pulley blocks 12 is connected on the mechanism loading 10, its unnecessary parts can be filled in the mechanism loading, save a large amount of test spaces, improve sample adaptability.Bounce cylinder 7 links to each other with control gear, control gear sends signal, can accurately control bounce cylinder output cushion effect value, and described station subplate 12 also is provided with optoelectronic switch (not shown), the bounce cylinder motion drives the pulley blocks motion, and the pulley blocks motion can be blocked the upside optoelectronic switch; Described servomotor 19 rotates, and drives mechanism loading 10 and rotates, and described mechanism loading 10 can block the downside optoelectronic switch.
Above-mentioned securing band endurancing equipment, also comprise the optoelectronic switch of judging lockup state, described pulley blocks blocks described optoelectronic switch through the displacement of the certain stroke of described bounce cylinder motion can carrying out, produce logical, the outage control signal is communicated by letter with described control gear, and the optoelectronic switch that links to each other with mechanism loading that is provided with Control and Feedback, can communicate by letter with described control gear, the control gear of telling is provided with relay, the PLC Programmable Logic Controller, motor servo driver and color touch screen carry out the relevant judgement of the motion state and the test figure of mechanism loading.
Above-mentioned securing band endurancing equipment also comprises actuating unit, and described actuating unit comprises servomotor, air pump and straight line cylinder, bounce cylinder, 3 position-5 way solenoid valve, pressure regulator valve 51 and pressure regulator valve 52, flow velocity valve and vent valve and air strainer.The air intake opening of described 3 position-5 way electromagnetic valve outlet 32 and straight line cylinder communicates with flow velocity valve, outlet 34 communicates with vent valve, described pressure regulator valve 51 and bounce cylinder air intake opening communicate, described bounce cylinder gas outlet and atmosphere are connected, described pressure regulator valve 52 and 3 position-5 way solenoid valve air intake opening 31 communicate, described air pump gas outlet communicates with pressure regulator valve 51 and pressure regulator valve 52 through air strainer, and described 3 position-5 way solenoid valve is connected with control gear.Described actuating unit also comprises exhaust box 41 and exhaust box 42, and exhaust box 41 communicates with 3 position-5 way solenoid valve exhausr port 35, and exhaust box 42 communicates with 3 position-5 way solenoid valve exhausr port 33.
Concrete job step is:
At first, servomotor 19 energisings are accepted to produce rotation from the control gear signal, drive shaft coupling 24 and rotate, and rotate by shaft coupling 24, drive mechanism loading 10 and rotate; The front end of belt-strap 13 is fixed on mechanism loading 10 inside, and described belt-strap 13 is wrapped on the mechanism loading, and as shown in Figure 1, Webbing retractor is installed on the coiler mounting bracket 4.
Servomotor 19 work, according to the actual tests parameter that configures by touch-screen in the control gear, after the processing of PLC Programmable Logic Controller, be sent in the servo-driver servomotor 19 is carried out speed and displacement control, when the lockup state that reaches testing requirements takes place constantly, the straight line cylinder 23 that links to each other with coiler mounting bracket 4 receives the release signal that sends from control gear, drive line slideway 22 and do straight line accelerated motion, line slideway 22 drives coiler mounting bracket 4 and does straight line accelerated motion, reach coiler locking acceleration, be installed in the coiler locking on the coiler mounting bracket 4; After the coiler locking, servomotor 19 is rotated further, and belt-strap 13 is continued to drive does twining movement, and then belt-strap 13 row produce the pulling force to mechanism loading one side, with respect to the buffer gear below, when value of thrust reached certain numerical value, bounce cylinder 7 passive moving downward drove pulley blocks 12 and move downward, when pulley blocks 12 blocks the upside optoelectronic switch, servomotor 19 quits work, and after one section time-delay, servomotor 19 begins counter-rotating; Judge that the coiler locking is effective this moment, and when the 19 counter-rotating arrival initial starting position moment of servomotor, mechanism loading 10 blocks the downside optoelectronic switch, servomotor 19 quits work, and after one section time-delay, circulates next time, circulation each time is normal to stretch locking 1 time 4 times.
In process of the test, utilize servomotor 19, the linearity of the speed that can control start and stop exactly applies, and has solved the influence of most equipment at the mistake lock state of the generation that stretches for the responsive type belt-strap.Can set locking on the touch-screen in control gear arbitrarily constantly, lock position, test number (TN), monitoring servo-driver output umber of pulse, in a single day locking under the abnomal condition takes place in coiler, and control gear can also send audible and visible alarm, reminds the staff, before this, can also artificially set mistake and lock number of times, each mistake lock takes place, and device control mechanism sends the repairing test signal, again turn back to former reference position and carry out work, give the alarm again after mistake is locked number of times when satisfying.
Those skilled in the art can also carry out various modifications to above content under the condition that does not break away from the definite spirit and scope of the present utility model of claims.Therefore scope of the present utility model is not limited in above explanation, but determine by the scope of claims.
Claims (10)
1. Webbing retractor endurancing equipment comprises frame, it is characterized in that, described frame both sides respectively are provided with a station that can work independently, the mechanism loading that described station is provided with servomotor and links to each other with servomotor; The coiler mounting bracket is arranged on the line slideway and straight line cylinder that links to each other with mainboard, is provided with buffer gear between described servomotor and the coiler mounting bracket, is provided with pulley blocks between the described buffer gear; Described servomotor is connected with control gear.
2. Webbing retractor endurancing equipment as claimed in claim 1 is characterized in that control gear is provided with touch-screen and Programmable Logic Controller, and servo-driver and solenoid valve.
3. Webbing retractor endurancing equipment as claimed in claim 1 is characterized in that, described frame comprises stand and the reinforcement and the brace summer that are arranged on the stand, under the frame beam is housed; Described brace summer is provided with jig, and jig links to each other with transverse axis, and described transverse axis can carry out single shaft in jig regulates to 360 degree.
4. Webbing retractor endurancing equipment as claimed in claim 1, it is characterized in that, described station also is provided with the station mainboard, be provided with rotating disk mechanism between station mainboard and the transverse axis, described rotating disk mechanism links to each other with transverse axis, and described rotating disk mechanism can carry out single shaft on transverse axis regulates to 360 degree.
5. Webbing retractor endurancing equipment as claimed in claim 4 is characterized in that described rotating disk mechanism also is provided with rotation axis, and described rotation axis links to each other with transverse axis by vertical pin, and described rotation axis can carry out single shaft on transverse axis regulates to 360 degree.
6. Webbing retractor endurancing equipment as claimed in claim 5 is characterized in that, is provided with shaft coupling between described servomotor and the mechanism loading.
7. Webbing retractor endurancing equipment as claimed in claim 1, it is characterized in that, described coiler mounting bracket links to each other with gear train, described gear train comprises the line slideway that is arranged on station mainboard right side, is provided with straight line cylinder between described line slideway and the coiler mounting bracket.
8. Webbing retractor endurancing equipment as claimed in claim 1, it is characterized in that, also be provided with the station subplate between described servomotor and the mechanism loading, described station subplate is provided with buffer gear, and described buffer gear comprises the spring between bounce cylinder and pulley blocks and bounce cylinder and the pulley blocks; Belt-strap goes out from the coiler in-draw, passes pulley blocks and is connected on the mechanism loading.
9. Webbing retractor endurancing equipment as claimed in claim 8 is characterized in that, described station subplate both sides also are provided with optoelectronic switch; The bounce cylinder motion drives the pulley blocks motion, and the pulley blocks motion can be blocked the upside optoelectronic switch; Described servomotor rotating band dynamic load mechanism rotates, and described mechanism loading can block the downside optoelectronic switch.
10. Webbing retractor endurancing equipment as claimed in claim 1 is characterized in that, this Webbing retractor endurancing equipment also comprises actuating unit; Described actuating unit comprises servomotor, air pump, straight line cylinder, bounce cylinder, 3 position-5 way solenoid valve, first pressure regulator valve, second pressure regulator valve, flow velocity valve, vent valve and air strainer; The air intake opening of described 3 position-5 way electromagnetic valve outlet and straight line cylinder communicates with flow velocity valve, the outlet of straight line cylinder communicates with vent valve, described first pressure regulator valve and bounce cylinder air intake opening communicate, described bounce cylinder gas outlet and atmosphere are connected, described second pressure regulator valve and 3 position-5 way solenoid valve air intake opening communicate, described air pump gas outlet communicates with first pressure regulator valve and second pressure regulator valve through air strainer, and described 3 position-5 way solenoid valve is connected with control gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201686398U CN201637597U (en) | 2010-04-23 | 2010-04-23 | Durability testing equipment of safety belt retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201686398U CN201637597U (en) | 2010-04-23 | 2010-04-23 | Durability testing equipment of safety belt retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201637597U true CN201637597U (en) | 2010-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201686398U Expired - Lifetime CN201637597U (en) | 2010-04-23 | 2010-04-23 | Durability testing equipment of safety belt retractor |
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| CN (1) | CN201637597U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735433A (en) * | 2012-06-18 | 2012-10-17 | 奇瑞汽车股份有限公司 | Durability detection system for seat belt retractor |
| CN103558014A (en) * | 2013-08-14 | 2014-02-05 | 浙江万里安全器材制造有限公司 | Safety belt sense durability test machine |
| CN108340872A (en) * | 2018-04-11 | 2018-07-31 | 青岛理工大学 | A kind of Novel automobile safety belt |
| CN110763456A (en) * | 2019-12-13 | 2020-02-07 | 上海机动车检测认证技术研究中心有限公司 | Automobile safety belt rewinding durability testing machine |
-
2010
- 2010-04-23 CN CN2010201686398U patent/CN201637597U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735433A (en) * | 2012-06-18 | 2012-10-17 | 奇瑞汽车股份有限公司 | Durability detection system for seat belt retractor |
| CN102735433B (en) * | 2012-06-18 | 2015-09-23 | 奇瑞汽车股份有限公司 | A kind of durability detecting system of Webbing retractor |
| CN103558014A (en) * | 2013-08-14 | 2014-02-05 | 浙江万里安全器材制造有限公司 | Safety belt sense durability test machine |
| CN108340872A (en) * | 2018-04-11 | 2018-07-31 | 青岛理工大学 | A kind of Novel automobile safety belt |
| CN110763456A (en) * | 2019-12-13 | 2020-02-07 | 上海机动车检测认证技术研究中心有限公司 | Automobile safety belt rewinding durability testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 32, Tianrong street, Zang village, Beijing, Daxing District, Beijing Patentee after: In the Certification Inspection Co. Ltd. Address before: No. 32, Tianrong street, Zang village, Beijing, Daxing District, Beijing Patentee before: BEIJING ZHONGQI HUANYU MOTOR VEHICLE INSPECTION CENTER CO., LTD. Address after: No. 32, Tianrong street, Zang village, Beijing, Daxing District, Beijing Patentee after: In the Certification Inspection Co. Ltd. Address before: No. 32, Tianrong street, Zang village, Beijing, Daxing District, Beijing Patentee before: BEIJING ZHONGQI HUANYU MOTOR VEHICLE INSPECTION CENTER CO., LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101117 |
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| CX01 | Expiry of patent term |