CN201583410U - Tension/compression testing device of mounting unit for passenger air bag - Google Patents
Tension/compression testing device of mounting unit for passenger air bag Download PDFInfo
- Publication number
- CN201583410U CN201583410U CN2009202556810U CN200920255681U CN201583410U CN 201583410 U CN201583410 U CN 201583410U CN 2009202556810 U CN2009202556810 U CN 2009202556810U CN 200920255681 U CN200920255681 U CN 200920255681U CN 201583410 U CN201583410 U CN 201583410U
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- air bag
- tension
- compression
- installation unit
- occupant
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Abstract
The utility model relates to a testing unit of a mounting unit for a passenger air bag, in particular to testing equipment of mechanical performance of plastic parts of the mounting unit. The utility model aims at providing a testing device which has simple and reliable structure and can effectively test the mechanical performance of a passenger air bag mounting unit. The tension/compression testing device of the mounting unit for the passenger air bag comprises a suspension component or a pressurizing component, an upper die pressing block and a lower die pressing block, wherein the upper die pressing block and the lower die pressing block are used for clamping the air bag mounting unit; a joint surface is arranged between the upper die pressing block and the lower die pressing block; the shape of the joint surface is consistent with that of the clamped part of the air bag mounting unit; a base plate is arranged under the lower die pressing block; the upper die pressing block and the lower die pressing block are connected with the base plate by bolts; and a fixing part fixedly connected to tension/compression driving equipment is arranged below the base plate.
Description
Technical field
This novel proving installation that relates to occupant's air bag installation unit relates to the testing apparatus of its installation unit working of plastics mechanical property especially.
Background technology
Air bag day by day is subject to people's attention as the auxiliary configuration of vehicle body passive safety.After automobile and barrier collision, be called primary collision, occupant and car inner member bump, be called secondary collision, and secondary collision is only direct fatal harm for the occupant, and air bag is opened a gassiness air cushion rapidly behind primary collision, before the secondary collision, makes the occupant because of inertia when mobile " pouncing on air cushion ", thereby relax impact and absorption collision energy that the occupant is subjected to, alleviate occupant's the degree that is hurt.
The protection philosophy of air bag is: after automobile suffers necessarily to collide strength; gas-bag system will cause the chemical reaction of certain similar low dose of explosive charge; the air bag that is hidden in the car is just inflated ejection in moment; before occupant's health and in-vehicle device collision, play the place mat effect; alleviate the suffered impulsive force of health, thereby reach the effect that alleviates occupant injury.
Air bag of today all is installed in the automobile instrument intralamellar part, when the rear gasbag unit that bumps will break through the automotive trim instrument panel, opens inflation rapidly defencive function is provided.Therefore whether effectively in time opening of air bag is related to gas and really can plays a protective role, and this just needs accurately to measure the stressed limit of the installation unit of air bag, to guarantee can to go out the automobile instrument panel when the collision rear gasbag that takes place to a certain degree.On the other hand, do not produce accident, need the mechanical property of gas installation unit is tested accurately yet in order in normal vehicle is used, the air bag accident not to take place.
The utility model content
This novel purpose is to provide a kind of simple and reliable for structure, proving installation that can carry out effective measuring mechanical property to occupant's air bag installation unit.
This new technique scheme is as follows:
A kind of tension and compression proving installation of occupant's air bag installation unit, have to hang and draw assembly or pressure-applying unit, have and be used for the patrix briquetting and the counterdie briquetting of clamping air bag installation unit, has faying face between the upper and lower mold pressing piece, and the shape of faying face is consistent with the retaining part of air bag installation unit, be provided with base plate below the counterdie briquetting, upper and lower mold pressing piece is connected by bolt with base plate, and floor below is provided with the fixture that is fixedly attached to the tension and compression driving arrangement.
Above-mentioned hang draw assembly to comprise to be used for first joint pin that is connected with the tension and compression driving arrangement, with the first joint pin clamping hang pulling seat, with hang the arm-tie of pulling seat clamping, the above-mentioned upper surface that hangs pulling seat is provided with first draw-in groove that can cooperate clamping with first joint pin, and the both sides of hanging pulling seat are provided with second draw-in groove that can cooperate with arm-tie of perforation.
Above-mentioned pressure-applying unit comprise be used for second joint pin that is connected with the tension and compression driving arrangement with the adjustable pressurizing block that is connected of the second joint pin screw thread.
The fixture of above-mentioned floor below comprises the 3rd joint pin that is connected on the tension and compression driving arrangement and the 3rd draw-in groove that is fixed on the base plate.
The below of above-mentioned base plate also is provided with and is used for the I shape channel-section steel of bearing plate.
The projection of the densely covered projection of the lower surface of above-mentioned patrix briquetting.
The acting surface of the pressurizing block of above-mentioned pressure-applying unit has arc surface.
This is novel to have following advantage:
1, the upper and lower module of this novel employing is carried out clamping to tested person air bag installation unit, upper and lower module faying face has the shape identical with the air bag installation unit, can guarantee the secure fixation and the stress balance of test process air bag installation unit, this is novel also to have the web member that is connected to the tension and compression driving arrangement, effectively utilize the standard device accurately to measure, the reliability that has promptly guaranteed test has avoided using the cost of special measuring equipment simultaneously.
2, this novel hanging between each part that draws assembly all adopts snap fit to connect, hanging and drawing acting force is above-below direction, can effectively realize hanging and draw test, hang simultaneously and draw assembly convenient use of can breaking flexibly, especially hanging that the arm-tie that draws assembly cooperates with the mounting hole of air bag installation unit is that working of plastics modification by the compression bladder installation unit realizes, when arm-tie draws assembly with having only after mounting hole cooperates to hang by partition, could under the situation of not destroying air bag installation unit working of plastics, unclamp cooperation.
3, the pressurizing block of this novel pressure-applying unit has arc surface with the surface of contact of air bag installation unit, can better simulate airbag aeration impulsive force to air bag installation unit instrument face plate when producing, and makes the result who tests have more credibility.
Description of drawings
This novel perspective view of hanging when drawing assembly that installs additional of Fig. 1.
Fig. 2 is the exploded perspective view of Fig. 1.
Fig. 3 is the diagrammatic cross-section of Fig. 1.
Fig. 3-1 is the enlarged diagram of A portion among Fig. 2.
Fig. 4 hangs the perspective view of drawing assembly among Fig. 2.
Perspective view when Fig. 5 installs pressure-applying unit additional for this is novel.
Fig. 6 is the exploded perspective view of Fig. 5.
Fig. 7 is the diagrammatic cross-section of Fig. 5.
Fig. 8 installs additional for this is novel to hang and draws assembly to be installed to diagrammatic cross-section on the tension and compression driving arrangement.
Embodiment
See Fig. 1 and Fig. 2, the tension and compression proving installation of this novel occupant's air bag installation unit has patrix briquetting 1, counterdie briquetting 2 and base plate, faying face between the above-mentioned upper and lower mold pressing piece has and is subjected to the consistent shape of clamping air bag installation unit 100 cambered surfaces, is bolted to connection between upper and lower mold pressing piece and the base plate.The middle part of patrix briquetting 1 has first cavity 11 of perforation, the middle part of counterdie briquetting 2 has second cavity, 22 (see figure 3)s of perforation, above-mentioned first cavity is used for holding the middle part air bag part of air bag installation unit, and second cavity is used for providing the space to popping of air bag in the applied voltage test.
Above-mentioned patrix briquetting 1 has arc lower surface 12, counterdie briquetting 2 has arc-shaped concave 21, arc lower surface 12 can cooperatively interact to carrying out clamping around the air bag installation unit 100 with arc-shaped concave 21, wherein also has protruding 12-1 (seeing Fig. 3-1) on the arc lower surface 12, instrument face plate partly contacts around this projection 12-1 and the air bag installation unit, can be more firm carry out clamping.
See Fig. 3, Fig. 3-1 and Fig. 4, this novel test device adopts to hang and draws assembly 5, this assembly comprises first joint pin 51, hangs pulling seat 52 and arm-tie 53, the upper end of above-mentioned first joint pin is connected with the tension and compression driving arrangement, the lower end is provided with dop, hang pulling seat 52 upper surfaces and be provided with the first draw-in groove 52-1, can with the dop clamping of first joint pin 51, the both sides of hanging pulling seat also are provided with second draw-in groove of perforation, can with an end clamping of arm-tie, the other end of arm-tie is provided with the drag hook that cooperates with the mounting hole of air bag installation unit.
The below of above-mentioned base plate 3 is provided with fixture, be used for being connected on the tension and compression driving arrangement and fix, this fixture comprises the 3rd joint pin 7 and the 3rd draw-in groove 31, above-mentioned the 3rd draw-in groove is fixed on the bottom surface of base plate, the upper end of the 3rd joint pin 7 is provided with the clamping head that cooperates with the 3rd draw-in groove, and the lower end is used for fixing the tension and compression driving arrangement.For whole testing device is installed on the tension and compression driving arrangement easily, the below of base plate also is connected with I shape channel-section steel 4, the I shape channel-section steel supports the upper and lower mold pressing piece of base plate and base plate top, guarantees that the 3rd joint pin 7 can effectively be connected on the tension and compression driving arrangement.
See Fig. 5, Fig. 6 and Fig. 7, this novel test device adopts pressure-applying unit 6, and upper and lower mold pressing piece 1,2 is all identical with base plate 3 and other parts.Pressure-applying unit 6 comprises second joint pin 61 and pressurizing block 62, the upper end of above-mentioned second joint pin 61 is provided with perforate and is used for fixedlying connected with the tension and compression driving arrangement, the lower end is provided with the screw thread that can be connected with pressurizing block, the upper surface of pressurizing block 62 has the threaded hole that cooperates with the second joint pin thread segment, the driving force of tension and compression driving arrangement is delivered on the pressurizing block by second joint pin, and finally is used for detecting the anti-parameter of damaging of instrument face plate of air bag installation unit.Impulsive force when being subjected to air bag and producing for the better instrument face of simulation air bag installation unit, the lower surface of pressurizing block is an arc surface, makes that the distribution of forces when pressurizing block contacts with instrument face plate is more accurate.
See Fig. 7, air bag installation unit 100 is between patrix briquetting 1 and counterdie briquetting 2, the first half of air bag installation unit stretches in first cavity 11 of patrix briquetting 1, the existence that the instrument face plate that the reservation air bag is produced on the air bag installation unit partly faces toward second cavity, 22, the second cavitys 22 of counterdie briquetting guarantees when the air bag installation unit enough spaces are arranged when test process is produced.The air bag installation unit comprises the instrument face plate 102 that is used to lay the carriage 101 of air bag and is positioned at the carriage below, carry out weld bonds by vibrations friction at a high speed between above-mentioned carriage and the panel, the resistance that carriage middle part is provided with notch when producing to alleviate air bag, the circular arc lower surface of above-mentioned pressurizing block 62 and carriage middle part contact and persistent pressure is broken through carriage 101 and instrument face plate 102 up to pressurizing block during applied voltage test, and the force value of this moment is the strength critical value of air bag needs when producing.
Fig. 8 draws test for this novel test device is used for the air bag installation unit hung, and whole testing device is arranged in tension and compression driving arrangement 8, fixedlys connected with the holder 81 of tension and compression driving arrangement 8 in the lower end of fixture the 3rd joint pin 7 of floor below.Above-mentioned air bag installation unit 100 is between upper and lower mold pressing piece, and the faying face between the upper and lower mold pressing piece is tightly pushed down the instrument face plate part all around of air bag installation unit, and hanging the purpose of drawing test is exactly to detect the carriage 101 of air bag installation unit and the bonding firm degree between the instrument face plate 102.
Above-mentioned upper end of hanging first joint pin 51 that draws assembly 5 is connected with the stretching end of tension and compression driving arrangement 8, the end of arm-tie 53 is provided with drag hook, this drag hook can cooperate with the mounting hole on the carriage of air bag installation unit, hangs and draws the drag hook of assembly by arm-tie that the carriage of air bag installation unit is applied pulling force upwards.After starting the tension and compression driving arrangement, hang and draw assembly 5 will apply pulling force upwards the carriage 101 of air bag installation unit, and instrument face plate 102 parts all around of while air bag installation unit are by upper and lower mold pressing piece 1,2 tightly clampings, and be fixed on the holder 81 of tension and compression driving arrangement by the 3rd draw-in groove 31 on base plate 3, the base plate and the 3rd joint pin 7, hang and draw assembly to continue the carriage of air bag installation unit is applied pulling force, damage disengaging up to carriage 101 and instrument face plate 102, in order to detect the bonding intensity of carriage and instrument face plate.
In order to guarantee to hang reliably carrying out of drawing, hang between the mounting hole of the arm-tie that draws assembly and carriage and be wringing fit, so hang in installation and at first arm-tie 53 to be split out separately when drawing assembly, allow drag hook cooperate then with the mounting hole of carriage, draw second draw-in groove that hangs pulling seat 52 both sides of assembly to cooperate with hanging the upper end of arm-tie again, if running into equally to hang draws test to interrupt dividing to hold funeral rites drawing assembly and air bag installation unit, only need that dividing holds funeral rites and draw the clamping between pulling seat 52 and arm-tie 53, first joint pin 51 of hanging of assembly, just can take apart easily.
Claims (7)
1. the tension and compression proving installation of occupant's air bag installation unit, have to hang and draw assembly (5) or pressure-applying unit (6), it is characterized in that: have and be used for the patrix briquetting (1) and the counterdie briquetting (2) of clamping air bag installation unit, has faying face between the upper and lower mold pressing piece, and the shape of faying face is consistent with the retaining part of air bag installation unit, be provided with base plate (3) below the counterdie briquetting, upper and lower mold pressing piece is connected by bolt with base plate, and floor below is provided with the fixture that is fixedly attached to the tension and compression driving arrangement.
2. the tension and compression proving installation of occupant's air bag installation unit according to claim 1, it is characterized in that: above-mentioned hang draw assembly (5) to comprise to be used for first joint pin (51) that is connected with the tension and compression driving arrangement, with the first joint pin clamping hang pulling seat (52), with hang the arm-tie (53) of pulling seat clamping, the above-mentioned upper surface that hangs pulling seat is provided with first draw-in groove (52-1) that can cooperate clamping with first joint pin, and the both sides of hanging pulling seat are provided with second draw-in groove that can cooperate with arm-tie of perforation.
3. the tension and compression proving installation of occupant's air bag installation unit according to claim 1 is characterized in that: above-mentioned pressure-applying unit (6) comprise be used for second joint pin (61) that is connected with the tension and compression driving arrangement with the adjustable pressurizing block that is connected of the second joint pin screw thread (62).
4. according to the tension and compression proving installation of claim 2 or 3 described occupant's air bag installation units, it is characterized in that: the fixture of above-mentioned floor below comprises the 3rd joint pin (7) that is connected on the tension and compression driving arrangement and is fixed on the 3rd draw-in groove (31) on the base plate.
5. the tension and compression proving installation of occupant's air bag installation unit according to claim 4 is characterized in that: the below of above-mentioned base plate (3) also is provided with and is used for the I shape channel-section steel (4) of bearing plate.
6. the tension and compression proving installation of occupant's air bag installation unit according to claim 5 is characterized in that: the projection (12-1) of the densely covered projection of the lower surface (12) of above-mentioned patrix briquetting (1).
7. the tension and compression proving installation of occupant's air bag installation unit according to claim 6 is characterized in that: the acting surface of the pressurizing block of above-mentioned pressure-applying unit (62) has arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202556810U CN201583410U (en) | 2009-11-25 | 2009-11-25 | Tension/compression testing device of mounting unit for passenger air bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202556810U CN201583410U (en) | 2009-11-25 | 2009-11-25 | Tension/compression testing device of mounting unit for passenger air bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583410U true CN201583410U (en) | 2010-09-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202556810U Expired - Lifetime CN201583410U (en) | 2009-11-25 | 2009-11-25 | Tension/compression testing device of mounting unit for passenger air bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583410U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101701888B (en) * | 2009-11-25 | 2011-04-27 | 常州新泉汽车内饰件有限公司 | Tensile and compression testing device of passenger gasbag installation unit |
| CN102788705A (en) * | 2012-08-08 | 2012-11-21 | 吉林大学 | Test bench for comprehensive test of automotive safety airbag |
| CN104655431A (en) * | 2013-11-20 | 2015-05-27 | 上海汽车集团股份有限公司 | Mounting fixture applied to test for simulating falling-off of automotive sub-frames and simulation test method thereof |
| CN107515158A (en) * | 2017-09-20 | 2017-12-26 | 芜湖众力部件有限公司 | A kind of tension/compression testing device of mounting unit for passenger air bag |
-
2009
- 2009-11-25 CN CN2009202556810U patent/CN201583410U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101701888B (en) * | 2009-11-25 | 2011-04-27 | 常州新泉汽车内饰件有限公司 | Tensile and compression testing device of passenger gasbag installation unit |
| CN102788705A (en) * | 2012-08-08 | 2012-11-21 | 吉林大学 | Test bench for comprehensive test of automotive safety airbag |
| CN102788705B (en) * | 2012-08-08 | 2014-12-24 | 吉林大学 | Test bench for comprehensive test of automotive safety airbag |
| CN104655431A (en) * | 2013-11-20 | 2015-05-27 | 上海汽车集团股份有限公司 | Mounting fixture applied to test for simulating falling-off of automotive sub-frames and simulation test method thereof |
| CN104655431B (en) * | 2013-11-20 | 2017-07-11 | 上海汽车集团股份有限公司 | Simulated automotive subframe comes off the installs fixture that uses and its simulation experiment method in experiment |
| CN107515158A (en) * | 2017-09-20 | 2017-12-26 | 芜湖众力部件有限公司 | A kind of tension/compression testing device of mounting unit for passenger air bag |
| CN107515158B (en) * | 2017-09-20 | 2020-04-10 | 杨松梅 | Tension and compression testing device for passenger airbag mounting unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100915 Effective date of abandoning: 20091125 |