CN209624076U - A kind of air bag test tooling - Google Patents
A kind of air bag test tooling Download PDFInfo
- Publication number
- CN209624076U CN209624076U CN201920511609.3U CN201920511609U CN209624076U CN 209624076 U CN209624076 U CN 209624076U CN 201920511609 U CN201920511609 U CN 201920511609U CN 209624076 U CN209624076 U CN 209624076U
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- CN
- China
- Prior art keywords
- air bag
- shield body
- pull rod
- briquetting
- test tooling
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Abstract
The utility model provides a kind of air bag test tooling, is related to the technical field of automotive seat.It includes the air that is connected to air bag to heat-extraction system, the briquetting being set on air bag, for installing the testing stand of air bag, and it is set to the shield body on testing stand, shield body is set to air bag periphery, and briquetting bottom wall offers movable span, sliding is connected with pull rod along the vertical direction in shield body, and the actuator for driving pull rod to move, pull rod are passed through and briquetting roof and are extended in movable span, the block of movable span end wall can be connected to by being provided on pull rod in one end in movable span.The utility model has the higher beneficial effect of safety.
Description
Technical field
The utility model relates to the technical fields of automotive seat, more particularly, to a kind of air bag test tooling.
Background technique
Most of height of vehicle seat of commercial vehicle be it is adjustable, air bag, gas are usually provided with below automotive seat
It is provided with the interfacing part that can be connect with automotive seat on capsule, when needing to adjust height of seat, air bag can be inflated, in air bag
Gas when gradually increasing, seat can be jacked up, when needing seat down, the gas in air bag be released, air bag height
Seat whole height can be reduced after reduction.
Air bag by for several times strut with shrink after, service performance can reduce, it could even be possible to there is explosion
Situation, therefore before every batch of air bag high-volume comes into operation, it needs first continuously to inflate balloon samples and lose heart really
The number that air bag can be used is determined, so that it is determined that the repair time and replacement cycle of air bag.
In the prior art, when testing air bag access times, the briquetting with weights such as seats is placed above in air bag first, then
It is inflated or is vented operation to air bag, when inflation, air bag jacks up briquetting, when exhaust, band during air bag retracted downward
Dynamic pressure block moves downward, to test out the access times of air bag.
When prior art among the above has the following deficiencies: the access times of test air bag, lacks and air bag is prevented
Protection unit, if failure explosion time occurs for air bag, briquetting is easy to fly to other places, is easy to cause danger to tester.
Utility model content
The purpose of the utility model is to provide a kind of air bag test toolings, with the higher effect of safety.
The above-mentioned purpose of the utility model has the technical scheme that
A kind of air bag test tooling, including the air that is connected to air bag to heat-extraction system, and the briquetting being set on air bag,
It further include the testing stand for installing air bag, and the shield body being set on the testing stand, the shield body
It is set to air bag periphery, the briquetting bottom wall offers movable span, slides and be connected with along the vertical direction in the shield body
Pull rod, and the actuator for driving the pull rod movement, the pull rod pass through briquetting roof and extend to the movable span
Interior, the block of the movable span end wall can be connected to by being provided on the pull rod in one end in the movable span.
By using above-mentioned technical proposal, when test, air bag is put into shield, so that the original state of air bag is to receive
Contracting state, actuator driving pull rod moves downward until briquetting is depressed on air bag, and then actuator pushing drawing rod continues fortune downwards
Dynamic a distance, then air bag is inflated to heat-extraction system and is vented operation by air, when being inflated to air bag, air bag will be pressed
Block jacks up, so that briquetting slides upwards along pull rod, when air bag is exhausted, air bag gradually reduces, and briquetting is along with air bag
It is gradually reduced.By the way that movable span is arranged on briquetting, certain space is provided for the up and down motion of briquetting, it can pressing
It avoids exerting a force to briquetting when block moves downward, influences test result, by briquetting pull-up, briquetting can also be avoided in more ventilation bag
Operating personnel is weighed wounded, when setting shield body and pull rod are burst prevented also from air bag, briquetting, which flies out, injures operating personnel
The case where occur.
The utility model is further arranged to: the actuator includes the silk for being rotationally connected with the shield body side wall
Bar, the coaxially connected motor with the screw rod, the feed screw nut being threadedly connected on the screw rod, and it is connected to the lead screw
Transfer block between nut and the pull rod.
By using above-mentioned technical proposal, when actuator drives pull rod to move up and down, as motor drives screw mandrel is rotated, this
Place is since shield body is to the guiding role of pull rod, when can make screw rod and feed screw nut that mutually rotation occurs, lead screw spiral shell
Master tape moves transfer block up and down motion synchronous with pull rod.Such driving method structure is simple, and pull rod can be fixed at arbitrary height.
The utility model is further arranged to: the pull rod peripheral wall is arranged with one end and is fixed in the shield body
Spring, the spring other end are arranged close to briquetting.
By using above-mentioned technical proposal, when can prevent air bag explosion, briquetting high speed the case where flying out, shield is damaged
Hair, can play buffer function to briquetting.
The utility model is further arranged to: the air includes gas source to heat-extraction system, the electromagnetism being connected to the gas source
Valve, the pressure regulator valve and the time relay being respectively communicated with the solenoid valve, and respectively with the solenoid valve and the time relay
The controller of connection, the pressure regulator valve are connected to air bag, are provided with and communicated with exhaust pipe on the solenoid valve.
By using above-mentioned technical proposal, when air is inflated with operation is vented air bag to heat-extraction system, controller control
Solenoid valve and pressure regulator valve processed are opened, and gas source can be connected in air bag, deliver the air in air bag, at interval of certain time, by
The time relay issues the signal of conversion to controller, and after controller receives signal, control solenoid valve commutation will be in air bag
Air is discharged from exhaust pipe.Then after being spaced the identical time, the time relay continues the signal that conversion is issued to controller,
After controller receives signal, control solenoid valve commutation is continued to convey gas into air bag from gas source, is then repeated above-mentioned dynamic
Make, until the damaged situation of failure occurs in air bag, can stop operation.By setting air to heat-extraction system realize to air bag from
Dynamicization inflation with exhaust operation, be effectively saved human resources, without by manually to air bag be inflated be vented operation, from
Dynamicization efficiency is higher.
The utility model is further arranged to: pressure sensor, the shield sheet are provided in the shield body
Alarm is provided on body, the pressure sensor and the alarm are connected to the controller respectively.
By using above-mentioned technical proposal, the moment of air bag explosion, the instantaneous pressure in shield body is larger, works as pressure
After sensor sensing to biggish pressure, signal is passed into controller, signal is passed to alarm by controller, and alarm connects
After receiving signal, signal can be issued to notify operating personnel tests to complete.By setting alarm and pressure sensor, it is made for
Industry personnel understand whether air bag tests completion in time.
The utility model is further arranged to: the shield body side wall offers multiple gas vents.
By using above-mentioned technical proposal, it can prevent in shield body that pressure is excessive to be discharged, and by shield sheet
The case where body damages.
The utility model is further arranged to: the shield body inner wall is provided with puigging.
By using above-mentioned technical proposal, the sound generated when a part of balloon burst can be stopped, protect operating personnel's
With ear health.
The utility model is further arranged to: the shield body side wall offers peep hole, in Yu Suoshu peep hole
Transparent panel is installed.
By using above-mentioned technical proposal, the usage degree of air bag can be observed in time convenient for operating personnel, and whether gone out
The now situations such as abrasion.
In conclusion the advantageous effects of the utility model are as follows:
1. occur the case where explosion during the test for air bag by the way that shield body is arranged, mentioned for operating personnel
For protective action；
2. being moved by the way that briquetting to be set as being driven by actuator, it can so that briquetting compresses air bag, it can also be more
Briquetting is pulled to eminence when ventilation bag, briquetting is avoided to damage operating personnel's both hands；
3. realizing to heat-extraction system to air bag automatic inflating and exhaust operation by setting air, operating personnel is effectively reduced
Workload, saved cost of human resources to a certain extent.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the schematic cross-sectional view in the face A-A in Fig. 1.
Fig. 3 is the half section structure diagram of briquetting in the utility model, it is intended to indicate the connection type of briquetting and pull rod.
In figure, 1, air bag；11, block is docked；2, air is to heat-extraction system；21, gas source；22, pressure sensor；23, alarm；
24, exhaust pipe；3, briquetting；31, movable span；32, slip hole；321, linear bearing；4, testing stand；41, butt joint base；5, shield
Ontology；51, shell；52, protective door；53, peep hole；54, gas vent；55, puigging；6, actuator；61, pull rod；611, it keeps off
Block；612, spring；62, screw rod；63, motor；64, feed screw nut；65, mounting base；66, transfer block.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Figures 1 and 2, is a kind of air bag test tooling disclosed by the utility model, including the air being connected to air bag 1
To heat-extraction system 2, the briquetting 3 being set on air bag 1 for installing the testing stand 4 of air bag 1, and is fixed in anti-on testing stand 4
Shield ontology 5, shield body 5 are set to 1 periphery of air bag, and 1 bottom end of air bag is provided with docking block 11, docks and be provided on block 11
External screw thread, 4 roof of testing stand are connected with butt joint base 41, and 41 roof of butt joint base offers the internal thread hole being screwed into for docking block 11.
Referring to Figures 1 and 2, shield body 5 includes shell 51, and is rotationally connected with the protective door of 51 side wall of shell
52,5 side wall of shield body offers peep hole 53, in being equipped with transparent panel in peep hole 53, transparent panel in the present embodiment
Material is colorless and transparent tempered glass, and 5 side wall of shield body offers multiple gas vents 54, and 5 inner wall of shield body is set
It is equipped with puigging 55, the material of puigging 55 is sound-isolating sponge in the present embodiment, and sound-isolating sponge gluing is in shield body 5
Wall.
Referring to Fig. 2 and Fig. 3,3 bottom wall of briquetting offers movable span 31, and 3 roof of briquetting is offered to be connected to movable span 31
Slip hole 32, and 32 aperture of slip hole is less than 31 aperture of movable span.Sliding is connected with pull rod along the vertical direction in shield body 5
61, and the actuator 6 for driving pull rod 61 to move, pull rod 61 is across slip hole 32 and extends in movable span 31, pull rod
The block 611 of 31 end wall of movable span can be connected to by being provided on 61 in one end in movable span 31, and the diameter of block 611 is greater than
32 diameter of slip hole is equipped with linear bearing 321 in slip hole 32, and pull rod 61 slides be connected to linear bearing along the vertical direction
321 inner rings, setting linear bearing 321 may make the movement of pull rod 61 along the vertical direction more smooth, and 61 peripheral wall of pull rod is arranged with
One end is fixed in the spring 612 in shield body 5, and 612 other end of spring is arranged close to briquetting 3, and spring 612 is compression bullet
Spring.
Referring to Fig. 2, actuator 6 includes the screw rod 62 for being rotationally connected with 5 side wall of shield body, coaxially connected with screw rod 62
Motor 63, the feed screw nut 64 being threadedly connected on screw rod 62 and both ends are respectively welded in feed screw nut 64 and pull rod 61
Between transfer block 66,5 side wall of shield body is connected with mounting base 65 by screw, and motor 63 is fixed in installation by screw
On seat 65, motor 63 is servo motor 63.
Air includes gas source 21 to heat-extraction system 2, and the solenoid valve (not shown) being connected to gas source 21 is distinguished with solenoid valve
The pressure regulator valve (not shown) and time relay (not shown) of connection, and respectively with solenoid valve and the time relay
The controller (not shown) of connection, pressure regulator valve are connected to air bag 1, and exhaust pipe 24, this implementation are provided with and communicated on solenoid valve
Gas source 21 is air compressor in example.5 inner wall of shield body is connected with pressure sensor 22, shield body 5 by screw
Outer wall is connected with alarm 23, and pressure sensor 22 and alarm 23 are connected to controller respectively.
The implementation principle of the present embodiment are as follows: when operation, open protective door 52, air bag 1 is threadedly connected on testing stand 4
In butt joint base 41, air bag 1 is in compressive state at this time, then protective door 52 is closed, and after air bag 1 is installed, opens driving
Part 6, motor 63 drive screw rod 62 to rotate, relatively rotate between screw rod 62 and feed screw nut 64, herein due to linear bearing
The guiding role of 321 pairs of pull rods 61, can drive pull rod 61 and transfer block 66 synchronize move downward, band when pull rod 61 moves downward
Dynamic pressure block 3, which synchronizes, to be moved downward, and briquetting 3 is placed on air bag 1, and then actuator 6 drives pull rod 61 to continue to move downward
5mm。
After briquetting 3 is placed, air is opened to heat-extraction system 2, controller controls solenoid valve and opens, and air flows to air bag
In 1, air bag 1 is inflated, air bag 1 jacks up briquetting 3 after inflating, after separated in time, time relay elder generation controller
Signal is issued, controller issues the instruction so that solenoid valve commutation, solenoid valve after receiving the signal issued by the time relay
After being commutated, the gas in air bag 1 repeats above-mentioned operation process, until air bag 1 goes out by being discharged in exhaust pipe 24 later
The problems such as now failure explosion, after air bag 1 goes wrong, motor 63 is rotated backward, and pull rod 61 and briquetting 3 is driven to move up to original
Position.
When air bag 1 bursts, the instantaneous pressure in shield body 5 increases, when pressure sensor 22 senses larger pressure,
Signal is passed into controller, controller passes to alarm 23 after converting signal, operating personnel is just when alarm 23 is alarmed
It can be seen that air bag 1 has ruptured, then operating personnel opens protective door 52 and takes air bag 1 away.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of air bag test tooling, the air including being connected to air bag (1) gives heat-extraction system (2), and is set on air bag (1)
Briquetting (3), it is characterised in that: further include and being set to the testing stand (4) for installing the testing stand of air bag (1) (4)
On shield body (5), the shield body (5) is set to air bag (1) periphery, and briquetting (3) bottom wall offers work
It moves hole (31), sliding is connected with pull rod (61) along the vertical direction on the shield body (5), and for driving the pull rod
(61) actuator (6) moved, the pull rod (61) passes through briquetting (3) roof and extends in the movable span (31), described
The block of the movable span (31) end wall can be connected to by being provided on pull rod (61) in one end in the movable span (31)
(611)。
2. a kind of air bag test tooling according to claim 1, it is characterised in that: the actuator (6) includes that rotation connects
It is connected to the screw rod (62) of the shield body (5) side wall, the motor (63) coaxially connected with the screw rod (62) is threadedly coupled
In the feed screw nut (64) on the screw rod (62), and it is connected between the feed screw nut (64) and the pull rod (61)
Transfer block (66).
3. a kind of air bag test tooling according to claim 1, it is characterised in that: pull rod (61) peripheral wall is arranged with one
The spring (612) being fixed on the shield body (5) is held, spring (612) other end is arranged close to briquetting (3).
4. a kind of air bag test tooling according to claim 1, it is characterised in that: the air includes to heat-extraction system (2)
Gas source (21), the solenoid valve being connected to the gas source (21), the pressure regulator valve and the time relay being respectively communicated with solenoid valve, and
The controller being connected to respectively with the solenoid valve and the time relay, the pressure regulator valve are connected to air bag (1), on the solenoid valve
It is provided with and communicated with exhaust pipe (24).
5. a kind of air bag test tooling according to claim 4, it is characterised in that: setting in the shield body (5)
Have pressure sensor (22), is provided with alarm (23) on the shield body (5), the pressure sensor (22) and described
Alarm (23) is connected to the controller respectively.
6. a kind of air bag test tooling according to claim 1, it is characterised in that: shield body (5) side wall is opened
Equipped with multiple gas vents (54).
7. a kind of air bag test tooling according to claim 1, it is characterised in that: shield body (5) inner wall is set
It is equipped with puigging (55).
8. a kind of air bag test tooling according to claim 1, it is characterised in that: shield body (5) side wall is opened
Equipped with peep hole (53), transparent panel is installed in Yu Suoshu peep hole (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920511609.3U CN209624076U (en) | 2019-04-15 | 2019-04-15 | A kind of air bag test tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920511609.3U CN209624076U (en) | 2019-04-15 | 2019-04-15 | A kind of air bag test tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209624076U true CN209624076U (en) | 2019-11-12 |
Family
ID=68458675
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920511609.3U Active CN209624076U (en) | 2019-04-15 | 2019-04-15 | A kind of air bag test tooling |
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| Country | Link |
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| CN (1) | CN209624076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111175034A (en) * | 2020-01-16 | 2020-05-19 | 太湖华美医疗器材有限公司 | Automatic testing arrangement of mechanical type sphygmomanometer tympanites fatigue |
-
2019
- 2019-04-15 CN CN201920511609.3U patent/CN209624076U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111175034A (en) * | 2020-01-16 | 2020-05-19 | 太湖华美医疗器材有限公司 | Automatic testing arrangement of mechanical type sphygmomanometer tympanites fatigue |
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