CN2813352Y - Safety belt winder durability test equipment - Google Patents
Safety belt winder durability test equipment Download PDFInfo
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- CN2813352Y CN2813352Y CN 200520034806 CN200520034806U CN2813352Y CN 2813352 Y CN2813352 Y CN 2813352Y CN 200520034806 CN200520034806 CN 200520034806 CN 200520034806 U CN200520034806 U CN 200520034806U CN 2813352 Y CN2813352 Y CN 2813352Y
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- test equipment
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Abstract
The utility model discloses safety belt winder durability test equipment comprising a guiding mechanism, a movement mechanism, a work cabinet and a control device, wherein the guiding mechanism and the movement mechanism are respectively arranged on the work cabinet; the control device is electrically connected with the movement mechanism; the utility model is additionally provided with a cushioning device; when the movement mechanism moves at high speed and the winder is locked, the cushioning device can transfer action force of the movement mechanism, can avoid the winder from being damaged and can play a role of overload protection. A driving device adopts a rodless cylinder having the function of a transmission mechanism. The utility model with a few mechanical transmission components, has the advantages of compact structure of the whole equipment, small space occupation, stable transmission and high transmission efficiency.
Description
[technical field]
The utility model relates to a kind of mechanical device, particularly a kind of mechanical device that is used to detect the Webbing retractor durability.
[background technology]
According to the self-propelled vehicle Adult occupant among the standard GB 14166-2003 with stipulating among the 5.6.1.1 in safety strap and the constrained system: ribbon is pulled out from taking-up device fully, make again ribbon all furl as 1 time the circulation.Whenever draw 4 circulations, at preseting length place locking once, promptly draw, roll up 25 times during the 5th, once at five each lockings of different length position stipulating.Five diverse locations are for pulling out 90%, 80%, 75%, 70%, 65% of 900mm length at last.With the speed below per minute 30 circulations repeatedly, the backrush of pulling out of carrying out 45000 times is tested.
Given safety strap durability test equipment as shown in Figure 1 on the GB: this equipment adopts motor 20 as engine installation, realize stretching, the rolling back action of taking-up device 10 by 30 swings of the rocking bar in the quadric linkage, because transmission is the mechanical mechanism by motor, belt, gear, crank rocker, physical shock is frequent, transmission stability is low, is easy to generate mechanical fatigue.The not end of being examined safety strap is fixed on the working cabined of equipment, and when examined safety strap during by locking, the antagonistic force of its generation can act on whole kinematic mechanism, and it is caused damage.And this mechanism's profile is coarse, take up room big, structure is heavy, the mechanical component processing capacity is big, can not adapt to the requirement of people to test facility accuracy of detection height, good looking appearance.
[summary of the invention]
The purpose of this utility model is exactly in order to overcome the above problems, and a kind of efficient, low-cost, Webbing retractor durability test equipment that compact conformation is attractive in appearance is provided.
For achieving the above object, the utility model proposes a kind of Webbing retractor durability test equipment, comprise guiding mechanism, kinematic mechanism, working cabined, control setup; Described guiding mechanism, kinematic mechanism are installed on respectively on the described working cabined, and described control setup is electrically connected with described kinematic mechanism; Described kinematic mechanism comprises slide unit, is used to drive the engine installation of described slide unit straight reciprocating motion, tumbler, described tumbler is fixed on the described slide unit, described slide unit is fixed in the mouth of described engine installation, and described tumbler, guiding mechanism can connect interlock by safety strap.
Or a kind of Webbing retractor durability test equipment, comprise guiding mechanism, kinematic mechanism, working cabined, control setup; Described guiding mechanism, kinematic mechanism are installed on respectively on the described working cabined, and described control setup is electrically connected with described kinematic mechanism; The mouth that described kinematic mechanism comprises tumbler, is used to drive the engine installation of described tumbler straight reciprocating motion, described tumbler is fixed in described engine installation, described tumbler, guiding mechanism can connect interlock by safety strap.
Above-mentioned taking-up device durability test equipment also comprises shock absorber, is used to be connected in the not end of being examined safety strap.The preferred magnetic induction switch 1 of described detecting device, the inductor of described magnetic induction switch are arranged on described working cabined or the counterweight sign indicating number, and the magnet correspondence of described magnetic induction switch is arranged on described counterweight sign indicating number or the working cabined.
Above-mentioned taking-up device durability test equipment also comprises the detecting device that is used to detect described shock absorber position, and its detection signal mouth is electrically connected with described control setup.The preferred counterweight sign indicating number 2 of described shock absorber.
Above-mentioned taking-up device durability test equipment, described engine installation comprise Rodless cylinder 7, first two-position three way magnetic valve 11 and second two-position three way magnetic valve 12, first throttle valve 21 and second flow regulating valve 22; Each one tunnel induction opening that connects described Rodless cylinder respectively of described first two-position three way magnetic valve 11, second two-position three way magnetic valve 12, each one tunnel air gate that connects described Rodless cylinder respectively; Described first two-position three way magnetic valve, 11 1 deflation holes are communicated with atmosphere through described first throttle valve 21, and described second two-position three way magnetic valve, 12 1 deflation holes are communicated with atmosphere through described second flow regulating valve 22; Described first two-position three way magnetic valve 11 and second two-position three way magnetic valve, 12 signal input end are electrically connected with described control setup respectively.Described engine installation also comprises first silencer 31 and second silencer 32, described first silencer 31 is installed on another deflation hole of described first two-position three way magnetic valve 11, and described second silencer 32 is installed on another deflation hole of described second two-position three way magnetic valve 12.
Owing to adopted above scheme, brought following beneficial effect:
The utility model adopts the mechanism of straight reciprocating motion to the stretching of taking-up device safety strap, backrush, stable drive, driving efficiency height; Driving, transmission device compact conformation, take up room for a short time, make the volume of whole equipment little.
Engine installation adopts Rodless cylinder, and Rodless cylinder plays the effect of transmission device simultaneously, and mechanical transmission component is few, makes whole apparatus structure compactness, little, the stable drive that takes up room, the driving efficiency height.
The shock absorber that the utility model is set up can be at kinematic mechanism high-speed motion, taking-up device when locked, and the application force of kinematic mechanism is shifted, and avoids damaging taking-up device and kinematic mechanism itself, plays the effect of overload protection.
[description of drawings]
Also in conjunction with the accompanying drawings the utility model is described in further detail below by specific embodiment.
Fig. 1 is the Webbing retractor durability test device structure scheme drawing of prior art.
Fig. 2 is the utility model structural representation.
Fig. 3 is the gas circuit connection mode figure of safety strap when at the uniform velocity stretching.
Fig. 4 is the gas circuit connection mode figure of safety strap when stretching fast.
Gas circuit connection mode figure when Fig. 5 is the backrush of safety strap low speed.
[specific embodiment]
Embodiment one: as shown in Figure 2, this routine Webbing retractor durability test equipment comprises guiding mechanism, kinematic mechanism and shock absorber, control setup, working cabined, detecting device.Guiding mechanism mainly comprises first pulley 4, second pulley 5, the 3rd pulley 6 that is installed on the working cabined face, shock absorber is to be used to hang on safety strap not hold and drop on counterweight counterweight 2 on the working cabined bottom surface, detecting device is the magnetic induction switch 1 that is installed on the working cabined bottom surface, and the signal output part of magnetic induction switch is electrically connected with control setup.Control setup adopts micro controller system, kinematic mechanism mainly to comprise the Rodless cylinder 7 that is installed on the working cabined face and be installed in the slide unit pulley 9 as tumbler on the cylinder slide unit 8, first two-position three way magnetic valve 11 that is electrically connected with main control singlechip and second two-position three way magnetic valve 12, first throttle valve 21 and second flow regulating valve 22, first silencer 31 and second silencer 32.Each one tunnel induction opening that connects Rodless cylinder respectively of first two-position three way magnetic valve 11, second two-position three way magnetic valve 12, each one tunnel air gate that connects Rodless cylinder respectively; First two-position three way magnetic valve, 11 1 deflation holes are communicated with atmosphere through first throttle valve 21, second two-position three way magnetic valve, 12 1 deflation holes are communicated with atmosphere through second flow regulating valve 22, first silencer 31 is installed on another deflation hole of first two-position three way magnetic valve 11, and second silencer 32 is installed on another deflation hole of second two-position three way magnetic valve 12.
Make the locked action of taking-up device for what realize that the GB defined finishes at diverse location, must make the acceleration/accel more than the moment generation 2.0g of safety strap when motion, realize required action by adopting Rodless cylinder and gas circuit to control: when uniform movement, make the air inlet of having an effect of one road admission port, thereby air extractor duct comes the dominant discharge limited speed by flow regulating valve, utilize electromagnetic valve to switch to make the air inlets simultaneously of two admission ports during acceleration, thereby two air extractor duct standard-sized sheets are given vent to anger and are obtained moment and make taking-up device locked at a high speed.Switching solenoid valve is controlled the flow of air extractor duct by two flow regulating valve of air extractor duct during backhaul, thereby obtains lower opening speed.In the application of present embodiment, safety strap is pulled out from taking-up device, through guiding mechanism, kinematic mechanism, and tail end vertical hanging counterweight sign indicating number 2.Behind cylinder intake, promptly drive safety strap and make even low-speed tensile rolling back action by kinematic mechanism; when finishing all after dates of four stretching backrush; when stretching for the 5th time; slide unit produces signal through being installed in the magnetic induction switch of assigned address point makes the electromagnetic valve commutation realize higher acceleration; thereby make taking-up device 3 locked; come out owing to not pulled out safety strap from taking-up device in locked back; if the safety strap two ends are all fixed; but when continuing forward, kinematic mechanism can produce very big pulling force; that will damage taking-up device and kinematic mechanism itself; so be not that the end of safety strap is fixed; but by hanging the counterweight sign indicating number of a 2kg endways; the weight of counterweight sign indicating number is definite according to the pulling force metering; make it that cylinder is halted, be unlikely to the in tension generation again and beat, make that the taking-up device of cylinder acceleration back safety strap one end is locked; and the counterweight sign indicating number of the other end is raised under the effect of big pulling force, thereby plays the effect of overload protection.In counterweight sign indicating number lower end magnetic induction switch has been installed, when the counterweight sign indicating number was raised, magnetic induction switch was owing to retrieval obtains signal less than the counterweight sign indicating number, thereby switching solenoid valve makes cylinder produce the low speed drawback movement, thereby realized whole course of action.
Wherein as shown in Figure 3, be the gas circuit connection mode figure of safety strap when at the uniform velocity stretching: pressure gas is divided into two-way after source of the gas taps into, each is respectively through two two-position three way magnetic valves, because the effect of electromagnetic valve, the left side one tunnel air inlet is at the air extractor duct that arrives cylinder through first two-position three way magnetic valve, 11 backs, again by second two-position three way magnetic valve 12 after silencer emit, so actual work have only a gas circuit advancing from second two-position three way magnetic valve 12, pressure gas behind second two-position three way magnetic valve 12 of the right from import P air inlet, and from the admission port on the left side, first two-position three way magnetic valve 11, first throttle valve 21 and emit a part of gas, so admission port only has less gas to enter, thereby make the slide unit on the cylinder obtain lower kinematic velocity.
As shown in Figure 4, be the gas circuit connection mode figure of safety strap when stretching fast: pressure gas is divided into two-way after source of the gas taps into, each respectively through behind the electromagnetic valve of two two-position three ways more respectively from two admission port P air inlet, and air extractor duct is all emitted gas through first, second silencer respectively after connecting two electromagnetic valves respectively, thereby makes slide unit obtain the highest kinematic velocity.
As shown in Figure 5, gas circuit connection mode figure when being the backrush of safety strap low speed: pressure gas is divided into two-way after source of the gas taps into, each respectively through behind the electromagnetic valve of two two-position three ways more respectively from two air extractor duct air inlets, the gas flow of control loop and admission port P connects respectively behind two electromagnetic valves respectively through first, second flow regulating valve 21,22, thus make slide unit obtain lower opening speed.
The use of present embodiment is as follows: safety strap is pulled out from taking-up device 3, after passing the slide unit pulley 9 that is fixed on the cylinder slide unit 8 behind first leading sheave 4, second leading sheave 5, again through a downward vertical hanging counterweight sign indicating number 2 behind the 3rd leading sheave 6 of guiding.Promptly drive the even low-speed tensile rolling back action of safety strap work by the slide unit pulley 9 that is fixed on the slide unit 8 after cylinder 7 air inlets, when finishing all after dates of four stretching backrush, when stretching for the 5th time, slide unit 8 is through being installed in the magnetic induction switch of assigned address point.Realize higher acceleration by first, second two-position three way magnetic valve 12 commutations of Single-chip Controlling; thereby make taking-up device 3 locked; can not pull out safety strap from taking-up device 3 after locked comes out; but mention the counterweight sign indicating number 2 that is hanging; thereby play the effect of overload protection; in counterweight sign indicating number lower end magnetic induction switch 1 has been installed; when counterweight sign indicating number 2 is raised; magnetic induction switch 1 obtains signal owing to detecting less than the counterweight sign indicating number; thereby switching solenoid valve makes cylinder produce the low speed drawback movement, thereby realizes whole course of action.
Embodiment two: this example is that with the difference of last example this routine shock absorber is a counterweight sign indicating number 2, and detecting device is a photoelectric switch, and the position by photoelectric switch detection counterweight sign indicating number provides detection signal to control setup.
Embodiment three: this example is that with difference last and last example this routine shock absorber is a spring, and detecting device adopts displacement pickup, and the counterweight sign indicating number by in above-mentioned each example of spring replacement provides overload protection function.The displacement information of displacement pickup detection springs offers control setup.
In the foregoing description, described admission port and air extractor duct, about etc., be comparatively speaking, be not that the utility model will be emphasized.The foregoing description just embodies the preferred version of technical solutions of the utility model; according to principle of the present utility model; some changes that those skilled in the art can make some part wherein fully belong within the protection domain of the present utility model equally.
Claims (10)
1, a kind of Webbing retractor durability test equipment comprises guiding mechanism, kinematic mechanism, working cabined, control setup; Described guiding mechanism, kinematic mechanism are installed on respectively on the described working cabined, and described control setup is electrically connected with described kinematic mechanism; It is characterized in that: described kinematic mechanism comprises slide unit, is used to drive the engine installation of described slide unit straight reciprocating motion, tumbler, described tumbler is fixed on the described slide unit, described slide unit is fixed in the mouth of described engine installation, and described tumbler, guiding mechanism can connect interlock by safety strap.
2, a kind of Webbing retractor durability test equipment comprises guiding mechanism, kinematic mechanism, working cabined, control setup; Described guiding mechanism, kinematic mechanism are installed on respectively on the described working cabined, and described control setup is electrically connected with described kinematic mechanism; It is characterized in that: the mouth that described kinematic mechanism comprises tumbler, is used to drive the engine installation of described tumbler straight reciprocating motion, described tumbler is fixed in described engine installation, described tumbler, guiding mechanism can connect interlock by safety strap.
3, taking-up device durability test equipment as claimed in claim 1 or 2 is characterized in that: also comprise shock absorber, be used to be connected in the not end of being examined safety strap.
4, taking-up device durability test equipment as claimed in claim 3 is characterized in that: also comprise the detecting device that is used to detect described shock absorber position, its detection signal mouth is electrically connected with described control setup.
5, taking-up device durability test equipment as claimed in claim 3 is characterized in that: described shock absorber is counterweight sign indicating number (2).
6, as claim 4 or 5 described taking-up device durability test equipment, it is characterized in that: described detecting device is magnetic induction switch (1), the inductor of described magnetic induction switch is arranged on described working cabined or the counterweight sign indicating number, and the magnet correspondence of described magnetic induction switch is arranged on described counterweight sign indicating number or the working cabined.
7, taking-up device durability test equipment as claimed in claim 1 or 2 is characterized in that: described engine installation comprises Rodless cylinder (7), first two-position three way magnetic valve (11) and second two-position three way magnetic valve (12), first throttle valve (21) and second flow regulating valve (22); Each one tunnel induction opening that connects described Rodless cylinder respectively of described first two-position three way magnetic valve (11), second two-position three way magnetic valve (12), each one tunnel air gate that connects described Rodless cylinder respectively; Described first two-position three way magnetic valve (11) one deflation holes are communicated with atmosphere through described first throttle valve (21), and described second two-position three way magnetic valve (12) one deflation holes are communicated with atmosphere through described second flow regulating valve (22); Described first two-position three way magnetic valve (11) and second two-position three way magnetic valve (12) signal input end are electrically connected with described control setup respectively.
8, taking-up device durability test equipment as claimed in claim 7, it is characterized in that: described engine installation also comprises first silencer (31) and second silencer (32), described first silencer (31) is installed on another deflation hole of described first two-position three way magnetic valve (11), and described second silencer (32) is installed on another deflation hole of described second two-position three way magnetic valve (12).
9, taking-up device durability test equipment as claimed in claim 7 is characterized in that: also comprise shock absorber, be used to be connected in the not end of being examined safety strap.
10, taking-up device durability test equipment as claimed in claim 9 is characterized in that: also comprise the detecting device that is used to detect described shock absorber position, its detection signal mouth is electrically connected with described control setup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520034806 CN2813352Y (en) | 2005-07-07 | 2005-07-07 | Safety belt winder durability test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520034806 CN2813352Y (en) | 2005-07-07 | 2005-07-07 | Safety belt winder durability test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2813352Y true CN2813352Y (en) | 2006-09-06 |
Family
ID=36948436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520034806 Expired - Lifetime CN2813352Y (en) | 2005-07-07 | 2005-07-07 | Safety belt winder durability test equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN2813352Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893511A (en) * | 2009-05-18 | 2010-11-24 | 上海龙能自动化设备有限公司 | Detection process of function of retractor |
| CN102062694A (en) * | 2009-11-17 | 2011-05-18 | 上海龙能自动化设备有限公司 | Equipment for detecting retractor belt fastener lock in safety insurance mechanism of automobile |
| CN102323054A (en) * | 2011-09-24 | 2012-01-18 | 奇瑞汽车股份有限公司 | Durability test device of seat belt retractor |
| 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 |
| CN103047217A (en) * | 2013-01-11 | 2013-04-17 | 广州华工环源绿色包装技术有限公司 | Multi-reversing valve parallel air control device |
| CN104819854A (en) * | 2015-05-21 | 2015-08-05 | 重庆长安汽车股份有限公司 | Automobile safety belt pre-tightening performance testing device |
| CN104913911A (en) * | 2014-10-28 | 2015-09-16 | 浙江吉利控股集团有限公司 | Automobile safety belt retractor endurance test device |
-
2005
- 2005-07-07 CN CN 200520034806 patent/CN2813352Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893511A (en) * | 2009-05-18 | 2010-11-24 | 上海龙能自动化设备有限公司 | Detection process of function of retractor |
| CN101893511B (en) * | 2009-05-18 | 2014-04-09 | 上海龙能自动化设备有限公司 | Detection process of function of retractor |
| CN102062694A (en) * | 2009-11-17 | 2011-05-18 | 上海龙能自动化设备有限公司 | Equipment for detecting retractor belt fastener lock in safety insurance mechanism of automobile |
| CN102323054A (en) * | 2011-09-24 | 2012-01-18 | 奇瑞汽车股份有限公司 | Durability test device of seat belt retractor |
| 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 |
| CN103047217A (en) * | 2013-01-11 | 2013-04-17 | 广州华工环源绿色包装技术有限公司 | Multi-reversing valve parallel air control device |
| CN104913911A (en) * | 2014-10-28 | 2015-09-16 | 浙江吉利控股集团有限公司 | Automobile safety belt retractor endurance test device |
| CN104819854A (en) * | 2015-05-21 | 2015-08-05 | 重庆长安汽车股份有限公司 | Automobile safety belt pre-tightening performance testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150707 Granted publication date: 20060906 |
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| EXPY | Termination of patent right or utility model |