CN105004258B - Gas generator ignition electrode assembles height detecting device and its detection method - Google Patents

Gas generator ignition electrode assembles height detecting device and its detection method Download PDF

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Publication number
CN105004258B
CN105004258B CN201510393604.1A CN201510393604A CN105004258B CN 105004258 B CN105004258 B CN 105004258B CN 201510393604 A CN201510393604 A CN 201510393604A CN 105004258 B CN105004258 B CN 105004258B
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China
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switch
normally opened
level
mouthful
gas generator
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CN105004258A (en
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徐玉堂
王亚林
雷超
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Jun Sheng Automotive Safety System Changxin Co ltd
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Gao Tian (changxin) Automotive Safety Equipment Co Ltd
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Abstract

Gas generator ignition electrode assembling height detecting device of the present invention and its detection method, it is related to gas generator ignition electrode assembling height detection art field, detects whether the ignition electrode syringe needle of gas generator is qualified to spacing between the igniting connecting hole opening edge edge of gas generator.Including frame, the tight prompting device of side mouthful total head, hydraulic packing box, qualified prompting device, normally opened relay switch and normally closed relay switch, the control end that the control end that normally opened relay is switched is switched with normally closed relay is connected in parallel the control terminal circuit of composition relay switch;Syringe needle one-level tandem tap, side mouthful one-level tandem tap, pressing plate one-level tandem tap are sequentially connected in series a number detection switch of composition together and are connected in series in again on the electric power loop of control terminal circuit of the relay switch;The controlled terminal of normally opened relay switch is connected in series on the electric power loop of qualified prompting device;The controlled terminal of normally closed relay switch is connected in series on the electric power loop of hydraulic pressure loader.

Description

Gas generator ignition electrode assembles height detecting device and its detection method
Technical field
The present invention relates to gas generator ignition electrode assembling height detection technique field, and in particular to a kind of gas generator Ignition electrode assembles height detecting device and its detection method.
Background technology
The syringe needle of the ignition electrode of gas generator to igniting connecting hole opening edge along between the whether qualified relation of spacing Whether succeed to gas generator igniting.If the syringe needle of ignition electrode is more than to the spacing between the opening edge edge of igniting connecting hole Will occur ignition electrode insertion during setpoint distance less than in the supply hub on igniting connection plug so that ignition electrode is not switched on Power supply, causes needing the non-ignitable situation of igniting time point to occur.If the syringe needle of ignition electrode to igniting connecting hole opening edge The Fastener that will occur when being smaller than setpoint distance on igniting connection plug between, which can not be inserted, is secured to igniting company Connect in the corresponding clamping device outside hole, igniting connection plug easily occur and dropped from ignition electrode, so as to influence making for gas generator With.Therefore, a kind of syringe needle for the ignition electrode that can detect gas generator opening to the igniting connecting hole of gas generator is designed The whether qualified detection means of spacing between mouthful edge seems very necessary.
The content of the invention
The present invention be in order to solve there is presently no specifically designed for gas generator ignition electrode assemble height detection cubing, lead The whether qualified deficiency for being difficult to know of the assembling height of the ignition electrode after assembling is caused to detect the point of gas generator there is provided a kind of Opening edge spacing whether qualified gas generator point along between of the syringe needle of fiery pin to the igniting connecting hole of gas generator Fiery pin assembling height detecting device and its detection method.
Above technical problem is solved by following technical proposal:
Gas generator ignition electrode assembles height detecting device, including frame, hydraulic pressure loader, Bian Kou equipped with hydraulic pressure agent The tight prompting device of total head, the hydraulic packing box for being fixed in frame and being connected with the hydraulic pressure efferent duct of hydraulic pressure loader, qualified carry Show device, normally opened relay switch and normally closed relay switch, normally opened relay switch can allow controlled terminal after being powered for control end The normally opened relay switch of closure, normally closed relay switchs the normally closed relay for that after control end energization controlled terminal can be allowed to disconnect Switch;
Detection platform is horizontally fixed with frame, level is installed with an inner circle on the upper surface of detection platform Ring, is provided with platform through hole in the detection platform in interior annular;
Press mechanism is provided with the frame directly over platform through hole;
The hydraulic packing box fixed and arranged is in the underface of the platform through hole of detection platform;
It is fixed with six roots of sensation VERTICAL TUBE straight up respectively on the upper surface of hydraulic packing box;In the perpendicular of every VERTICAL TUBE Straight tube intracavitary is respectively equipped with the box through hole being connected with the box chamber of hydraulic packing box, in the VERTICAL TUBE intracavitary difference of every VERTICAL TUBE Sealing is vertical to be slided provided with a vertical sliding extension bar;The vertical sliding extension bar of the six roots of sensation include three needle height detection bars and Three side open height detection bars;
Top board is fixed with open height detection bar in three wherein one in open height detection bar, in top board On be respectively equipped with three upper pressed ends;One piece of lower platen is fixed with respectively in three needle height detection bars, under three pieces A lower pressed end is respectively equipped with pressing plate;And three lower pressed ends respectively it is one-to-one be arranged in three upper pressed ends just under Side;
A normally opened pressure switch of pressing plate one-level is respectively equipped with the upper surface of pressed end in each of the lower;And three pressing plates The normally opened pressure switch of one-level, which is connected in series, constitutes pressing plate one-level tandem tap;
A normally opened pressure switch of syringe needle one-level, and three pins are respectively equipped with the top of every needle height detection bar The first normally opened pressure switch of level, which is connected in series, constitutes syringe needle one-level tandem tap;
Mouthful one-level normally opened pressure switch when one is respectively equipped with the every top in open height detection bar, and three sides The mouth normally opened pressure switch of one-level, which is connected in series, constitutes side mouthful one-level tandem tap;
The control end that the control end of normally opened relay switch is switched with normally closed relay is connected in parallel composition relay The control terminal circuit of device switch;
The syringe needle one-level tandem tap, side mouthful one-level tandem tap, pressing plate one-level tandem tap are sequentially connected in series A detection switch is constituted together, and a detection switch is connected in series in the electricity of the control terminal circuit of the relay switch On resource loop;
The controlled terminal of normally opened relay switch is connected in series on the electric power loop of qualified prompting device;Normally closed relay is opened The controlled terminal of pass is connected in series on the electric power loop of hydraulic pressure loader;
Mouthful two grades of normally opened pressure switches when one is further respectively had on the every top in open height detection bar, and each Mouthful two-stage tandem switch when mouthful two grades of normally opened pressure switches are connected in series composition, side mouthful two-stage tandem switch series connection connects On the electric power loop for being connected on the side mouthful tight prompting device of total head.
The detection method of height detecting device is assembled suitable for gas generator ignition electrode, detection method includes following step Suddenly:
Step one:Igniting the opening down of connecting hole of gas generator is placed in interior annular, and allows gas to send out The surface on the syringe needle of three ignition electrodes of the raw device one-to-one top for being arranged in three needle height detection bars respectively, and under Press mechanism is pressed to gas generator in interior annular;
Step 2:Then hydraulic pressure loader is allowed to work, hydraulic pressure loader is to hydraulic packing box after the work of hydraulic pressure loader Box intracavitary is pressed into hydraulic pressure agent, and three needle height detection bars and three side open height detection bars are respectively in the hydraulic pressure agent of box intracavitary Protruded upward under pressure effect;
Three side open height detection bars, which protrude upward rear top and are pressed on the igniting connecting hole of gas generator respectively, to be opened Make on mouthful edge three when mouthful normally opened pressure switch of one-level closes and makes three mouthful two grades of normally opened pressure switches close, from And make mouthful two-stage tandem switch closure when a mouthful one-level tandem tap is closed and made;
Three needle height detection bars protrude upward the pin that rear top is pressed on three ignition electrodes of gas generator respectively Three normally opened pressure switches of syringe needle one-level are made to close on head, so that syringe needle one-level tandem tap is closed;
The lower pressed end upper surface of three pieces of lower platens is pressed on the lower surface of three upper pressed ends of top board respectively to be made Three normally opened pressure switches of pressing plate one-level are closed, so that pressing plate one-level tandem tap is closed;
Step 3:The side mouthful one-level tandem tap, syringe needle one-level tandem tap and pressing plate one-level tandem tap are all closed After allow for detection switch closure, and then cause the electric power loop closure of the control terminal circuit of relay switch;
Step 4:After the electric power loop closure of the control terminal circuit of relay switch, the control end of normally opened relay switch Just there is electric current to flow through, when the control end that normally opened relay is switched has electric current to flow through, then have being controlled for normally opened relay switch The controlled terminal that end closure and normally closed relay are switched disconnects;
Step 5:The controlled terminal of normally opened relay switch closes the electric power loop closure for causing qualified prompting device, qualified Prompting device send immediately the syringe needle of ignition electrode to the spacing on the opening edge edge of igniting connecting hole be the qualified information alert of spacing;
The controlled terminal of normally closed relay switch, which disconnects, causes the electric power loop of hydraulic pressure loader to disconnect, and hydraulic pressure loader is stood Send and stop being pressed into hydraulic pressure agent to the box intracavitary of hydraulic packing box;
The electric power loop closure of mouthful tight prompting device of total head when mouthful two-stage tandem switch closure causes, side mouthful total head is tightly pointed out Device send immediately while mouth compressed while mouthful compress information alert;
Step 6:If existing side mouthful compresses information alert and sent, when having the qualified information alert of spacing to send again, then explanation should The syringe needle of the ignition electrode of gas generator to the igniting connecting hole of the gas generator spacing of the opening edge between to be qualified. If only side mouthful compresses information alert and sent, when true no qualified information alert of spacing is sent, then illustrate the three of gas generator The needle height of root ignition electrode at least one is unqualified, further relates to the syringe needle of ignition electrode of the gas generator to the gas Spacing of the opening edge of the igniting connecting hole of generator between is unqualified.Accuracy is high, good reliability.
Preferably, also including the tight prompting device of pressing plate total head, one is further respectively had on the upper surface of pressed end in each of the lower Individual two grades of normally opened pressure switches of pressing plate, and each two grades of normally opened pressure switches of pressing plate are connected in series two grades of pressing plate of composition Tandem tap, the pressing plate two-stage tandem switch is connected in series on the electric power loop of the tight prompting device of pressing plate total head.
When the lower pressed end upper surface of three pieces of lower platens is pressed on the lower surface of three upper pressed ends of top board respectively When three pressing plates, two grades of normally opened pressure switches are closed so that pressing plate two-stage tandem switch closure.Pressing plate two-stage tandem The electric power loop that the tight prompting device of pressing plate total head is allowed for after switch closure is in closure state, and the tight prompting device of pressing plate total head is sent out immediately The lower pressed end upper surface for going out all lower platens is all pressed on the lower surface of upper pressed end of top board, illustrates two grades of strings of pressing plate Connection switch closure, due to necessarily there is side mouthful one-level tandem tap closure when pressing plate two-stage tandem, which is switched, to be closed, so, if now There is no the qualified information alert of spacing to send, then explanation is that syringe needle one-level tandem tap is not closed, and syringe needle one-level tandem tap does not have There is closure to illustrate the syringe needle of at least one ignition electrode in three ignition electrodes of the gas generator to the point of the gas generator Spacing of the opening edge of fiery connecting hole between is more than setpoint distance, and the needle height for illustrating the ignition electrode of the gas generator is It is unqualified.
Preferably, also including the tight prompting device of syringe needle total head, further respectively had on the top of every needle height detection bar One syringe needle, two grades of normally opened pressure switches, and each two grades of normally opened pressure switches of syringe needle are connected in series composition syringe needle two Level tandem tap, the syringe needle two-stage tandem switch is connected in series on the electric power loop of the tight prompting device of syringe needle total head.
When the top of three needle height detection bars is held out against on the syringe needle of three ignition electrodes respectively so that three syringe needles Two grades of normally opened pressure switches are closed, so that syringe needle two-stage tandem switch closure.Just make after syringe needle two-stage tandem switch closure The electric power loop for obtaining the tight prompting device of syringe needle total head is in closure state, and the tight prompting device of syringe needle total head sends all needle heights immediately The top of detection bar is all pressed on the syringe needle of correspondence ignition electrode respectively, illustrates the syringe needle of three ignition electrodes of the gas generator Setpoint distance is both less than to the spacing between the opening edge edge of the igniting connecting hole of the gas generator, illustrates the gas generator Ignition electrode needle height to be unqualified.
Preferably, the syringe needle one of the top of three needle height detection bars respectively with three ignition electrodes of gas generator To one just to arrangement, the opening edge of the tops of three side open height detection bars respectively with the igniting connecting hole of gas generator is along just To arrangement, and the top of three side open height detection bars orthographic projection respectively it is one-to-one fall in a horizontally disposed equilateral triangle On three summits of shape.This structure detection is simple and easy to use.
Preferably, the spacing between plane where plane to the lower surface of upper pressed end where the upper surface of lower pressed end Put down where syringe needle of the opening edge along place plane to the ignition electrode of gas generator equal to the igniting connecting hole of gas generator Difference in height between face.This structure detection reliability is high.
Preferably, on the upper surface of detection platform also level be installed with one with interior annular arranged concentric outside Annulus, and interior annular is arranged in the inside of outer toroid, in the upper surface of the detection platform between interior annular and outer toroid It is upper to be provided with elastic jacking mechanism upwards.Elastic jacking mechanism when press mechanism is not pushed will gas generator jack-up, It is easy to take out or place gas generator, elasticity will not break gas generator, be used conveniently and safely.
Preferably, spring jacking mechanism includes jack-up circle and jack-up spring, the two ends of jack-up spring are respectively fixedly connected with On the upper surface of detection platform and on the lower surface of jack-up circle.Jack-up circle is easy to jack-up gas generator, simple in construction, uses It is safe and reliable.
Preferably, also include controller and and gate circuit, an electricity is additionally provided with the electric power loop of qualified prompting device Acquisition chip is flowed, No. two current acquisition chips are additionally provided with the electric power loop of the side mouthful tight prompting device of total head, in press mechanism Pedestal takes out grasper provided with waste product, and the signal output part of a current acquisition chip is connected to an input with gate circuit On end, the signal output part of No. two current acquisition chips is connected on another input with gate circuit, defeated with gate circuit Go out end connection on the controller, the control end that controller takes out grasper with waste product is connected.
When a current acquisition chip, which is collected, has electric current to flow through on the electric power loop of qualified prompting device, an electric current is adopted Collection chip is just transmitted to the signal that the electric power loop of qualified prompting device has electric current to flow through and gate circuit immediately;When No. two current acquisitions Chip is collected when having the electric current to flow through on the electric power loop of the side mouthful tight prompting device of total head, and No. two current acquisition chips are just immediately side The signal that the electric power loop of the mouth tight prompting device of total head has electric current to flow through is transmitted to and gate circuit;When with gate circuit simultaneously receive an electricity After the current signal for flowing acquisition chip and No. two current acquisition chips, one signal of controller, controller are given immediately with gate circuit Receive after the signal with gate circuit, controller takes out the instruction that grasper sends work to waste product immediately, and waste product takes out grasper Start the needle height of ignition electrode to be got hold of for this underproof gas generator immediately and be put into waste product frame.Automation Degree is high, using simple.
Preferably, the pedestal of press mechanism is connected in frame by a cursor, cursor is by being fixed on frame On rotary electric machine driving rotate connection, the control end of rotary electric machine is connected with controller.
After waste product, which takes out grasper, picks up gas generator, controller sends the instruction of rotation to rotary electric machine immediately, Rotary electric machine is rotated and this underproof gas generator can be put into waste product frame, uses simple, automaticity height.
The present invention can reach following effect:
The present invention can detect the syringe needle of the ignition electrode of gas generator to the opening of the igniting connecting hole of gas generator Whether the spacing at edge is qualified, uses simple, intelligent automation degree height, accuracy height, good reliability, practicality height.
Brief description of the drawings
Fig. 1 is a kind of section view attachment structure schematic diagram of gas generator of the present invention.
Fig. 2 is a kind of attachment structure schematic diagram of the embodiment of the present invention.
When Fig. 3 is has been put into gas generator in the embodiment of the present invention, press mechanism is not also pressed to gas generator A kind of use state attachment structure schematic diagram in interior annular.
When Fig. 4 is has been put into gas generator in the embodiment of the present invention, press mechanism is pressed to gas generator A kind of use state attachment structure schematic diagram in interior annular.
Fig. 5 detects use state attachment structure schematic diagram for a kind of compress on the basis of Fig. 4.
Fig. 6 be the embodiment of the present invention in detect gas generator ignition electrode it is highly unqualified when, waste product take out firmly grasp Device starts a kind of use state attachment structure schematic diagram when capturing the underproof gas generator.
Fig. 7 is connected in series in the control terminal circuit of the relay switch for a detection switch in the embodiment of the present invention On electric power loop, normally opened relay switch controlled terminal be connected in series on the electric power loop of qualified prompting device, normally closed relay The controlled terminal of device switch is connected in series on the electric power loop of hydraulic pressure loader, No. one on the electric power loop of qualified prompting device Current acquisition chip is connected on an input with gate circuit, No. two electricity on the electric power loop of the side mouthful tight prompting device of total head Stream acquisition chip is connected on another input with gate circuit, controller with gate circuit, waste product respectively with taking out grasper A kind of circuit theory attachment structure schematic block diagram connected with rotary electric machine.
Fig. 8 is that pressing plate of embodiment of the present invention two-stage tandem switchs the electric power loop for being connected in series in the tight prompting device of pressing plate total head On a kind of circuit theory attachment structure schematic block diagram.
Fig. 9 is that syringe needle of embodiment of the present invention two-stage tandem switchs the electric power loop for being connected in series in the tight prompting device of syringe needle total head On a kind of circuit theory attachment structure schematic block diagram.
Figure 10 is that power supply of mouthful tight prompting device of total head when mouthful two-stage tandem switch is connected in series in of the embodiment of the present invention is returned A kind of circuit theory attachment structure schematic block diagram on road.
Embodiment
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment:Gas generator ignition electrode assembles height detecting device, referring to shown in Fig. 1, Fig. 2, Fig. 7.Including frame 1st, the hydraulic pressure loader 15 equipped with hydraulic pressure agent 20, be fixed in frame and be connected with the hydraulic pressure efferent duct 16 of hydraulic pressure loader Hydraulic packing box 19, the tight prompting device 46 of side mouthful total head, qualified prompting device 44, normally opened relay switch 41 and normally closed relay switch 37, normally opened relay switch can allow controlled terminal to close normally opened relay after being powered for control end is switched, and normally closed relay is opened Close the normally closed relay switch that controlled terminal can be allowed to disconnect after being powered for control end.Detection platform is horizontally fixed with frame 13, level is installed with an interior annular 12 on the upper surface of detection platform, in the detection platform in interior annular Provided with platform through hole 14.Press mechanism 5 is provided with the frame directly over platform through hole, the hydraulic packing box fixed and arranged exists The underface of the platform through hole of detection platform.It is fixed with the six roots of sensation straight up respectively on the upper surface of hydraulic packing box vertical Pipe 21;The box through hole 17 being connected with the box chamber 18 of hydraulic packing box is respectively equipped with the VERTICAL TUBE intracavitary of every VERTICAL TUBE, The VERTICAL TUBE intracavitary of every VERTICAL TUBE seals vertical slide provided with a vertical sliding extension bar 24 respectively;The six roots of sensation is slided vertically stretches Contracting bar includes three needle height detection bars 23 and three side open height detection bars 22.In three side open height detection bars wherein Top board 28 is fixed with a piece side open height detection bar, pressed end on three is respectively equipped with top board;In three pins One piece of lower platen 25 is fixed with grease head highness detection bar respectively, a lower pressed end is respectively equipped with three pieces of lower platens;And And three lower pressed ends one-to-one underfaces for being arranged in three upper pressed ends respectively.Plane where the upper surface of lower pressed end is arrived The opening edge that spacing between plane where the lower surface of upper pressed end is equal to the igniting connecting hole of gas generator is flat along place Difference in height between plane where face to the syringe needle of the ignition electrode of gas generator.The top difference of three needle height detection bars Syringe needle with three ignition electrodes 29 of gas generator 6 is one-to-one just to arrangement, the top difference of three side open height detection bars With the opening edge of gas generator along just to arrangement, and the top of three side open height detection bars orthographic projection respectively it is one-to-one fall On three summits of a horizontally disposed equilateral triangle.A pressure is respectively equipped with the upper surface of pressed end in each of the lower The normally opened pressure switch 26 of plate one-level;And three normally opened pressure switches of pressing plate one-level, which are connected in series, constitutes pressing plate one-level string Connection switch 34.The normally opened pressure switch 31 of a syringe needle one-level, and three are respectively equipped with the top of every needle height detection bar The individual normally opened pressure switch of syringe needle one-level, which is connected in series, constitutes syringe needle one-level tandem tap 35.In every side open height detection The top of bar is respectively equipped with a side mouthful normally opened pressure switch 33 of one-level, and the normally opened pressure switch series connection of three side mouthful one-levels connects Be connected together composition side mouthful one-level tandem tap 36.The control that the control end 42 of normally opened relay switch is switched with normally closed relay End 38 is connected in parallel the control terminal circuit 50 of composition relay switch.The syringe needle one-level tandem tap, side mouthful one-level Tandem tap, pressing plate one-level tandem tap are sequentially connected in series a number detection switch 49 of composition together, and a detection is opened On the electric power loop 51 for closing the control terminal circuit for being connected in series in the relay switch.The controlled terminal of normally opened relay switch 43 are connected in series on the electric power loop 45 of qualified prompting device;The controlled terminal 39 of normally closed relay switch is connected in series in hydraulic pressure On the electric power loop 40 of loader.
It is shown in Figure 10, mouthful two grades of normally opened pressure when one is further respectively had on the every top in open height detection bar Switch 32, and each mouthful two-stage tandem switch 47, side mouthful when mouthful two grades of normally opened pressure switches are connected in series composition Two-stage tandem switch is connected in series on the electric power loop 48 of the side mouthful tight prompting device of total head.
It is shown in Figure 8, in addition to the tight prompting device 52 of pressing plate total head, also set respectively on the upper surface of pressed end in each of the lower There is a normally opened pressure switch 27 of two grades of pressing plate, and each two grades of normally opened pressure switches of pressing plate are connected in series and constitute pressure Plate two-stage tandem switch 54, the pressing plate two-stage tandem switch is connected in series in the electric power loop 53 of the tight prompting device of pressing plate total head On.
It is shown in Figure 9, in addition to the tight prompting device 55 of syringe needle total head, also distinguish on the top of every needle height detection bar Provided with a normally opened pressure switch 30 of two grades of syringe needle, and each two grades of normally opened pressure switches of syringe needle are connected in series composition Syringe needle two-stage tandem switch 56, the syringe needle two-stage tandem switch is connected in series in the electric power loop 57 of the tight prompting device of syringe needle total head On.
Also level is installed with the outer toroid 11 of one and interior annular arranged concentric on the upper surface of detection platform, and And interior annular is arranged in the inside of outer toroid, set upwards on the upper surface of the detection platform between interior annular and outer toroid Flexible jacking mechanism 10.Spring jacking mechanism includes jack-up circle 8 and jack-up spring 9, and the two ends of jack-up spring are fixed respectively to be connected It is connected on the lower surface that on the upper surface of detection platform and jack-up is enclosed.Also include controller 60 and with gate circuit 58, carried qualified Show and a current acquisition chip 59 is additionally provided with the electric power loop of device, be additionally provided with the electric power loop of the side mouthful tight prompting device of total head No. two current acquisition chips 62, grasper 7 is taken out on the pedestal 4 of press mechanism provided with waste product, current acquisition chip Signal output part is connected on an input with gate circuit, and the signal output part of No. two current acquisition chips is connected to and door On another input of circuit, it is connected on the controller with the output end of gate circuit, controller takes out grasper with waste product Control end is connected.The pedestal of press mechanism is connected in frame by a cursor 3, and cursor is by being fixed on turning in frame The dynamic driving of motor 2 rotates connection, and the control end of rotary electric machine is connected with controller.Every place for using power supply in the present embodiment Powered using alternating current 61.
The detection method of height detecting device is assembled suitable for gas generator ignition electrode, referring to shown in Fig. 3, Fig. 4, Fig. 5, Detection method comprises the following steps:
Step one:Igniting the opening down of connecting hole of gas generator is placed in interior annular, and allows gas to send out The surface on the syringe needle of three ignition electrodes of the raw device one-to-one top for being arranged in three needle height detection bars respectively, and under Press mechanism is pressed to gas generator in interior annular.
Step 2:Then hydraulic pressure loader is allowed to work, hydraulic pressure loader is to hydraulic packing box after the work of hydraulic pressure loader Box intracavitary is pressed into hydraulic pressure agent, and three needle height detection bars and three side open height detection bars are respectively in the hydraulic pressure agent of box intracavitary Protruded upward under pressure effect.
Three side open height detection bars, which protrude upward rear top and are pressed on the igniting connecting hole of gas generator respectively, to be opened Make on mouthful edge three when mouthful normally opened pressure switch of one-level closes and makes three mouthful two grades of normally opened pressure switches close, from And make mouthful two-stage tandem switch closure when a mouthful one-level tandem tap is closed and made.
Three needle height detection bars protrude upward the pin that rear top is pressed on three ignition electrodes of gas generator respectively Three normally opened pressure switches of syringe needle one-level are made to close on head, so that syringe needle one-level tandem tap is closed.
The lower pressed end upper surface of three pieces of lower platens is pressed on the lower surface of three upper pressed ends of top board respectively to be made Three normally opened pressure switches of pressing plate one-level are closed, so that pressing plate one-level tandem tap is closed.
Step 3:The side mouthful one-level tandem tap, syringe needle one-level tandem tap and pressing plate one-level tandem tap are all closed After allow for detection switch closure, and then cause the electric power loop closure of the control terminal circuit of relay switch.
Step 4:After the electric power loop closure of the control terminal circuit of relay switch, the control end of normally opened relay switch Just there is electric current to flow through, when the control end that normally opened relay is switched has electric current to flow through, then have being controlled for normally opened relay switch The controlled terminal that end closure and normally closed relay are switched disconnects.
Step 5:The controlled terminal of normally opened relay switch closes the electric power loop closure for causing qualified prompting device, qualified Prompting device send immediately the syringe needle of ignition electrode to the spacing on the opening edge edge of igniting connecting hole be the qualified information alert of spacing.
The controlled terminal of normally closed relay switch, which disconnects, causes the electric power loop of hydraulic pressure loader to disconnect, and hydraulic pressure loader is stood Send and stop being pressed into hydraulic pressure agent to the box intracavitary of hydraulic packing box.
The electric power loop closure of mouthful tight prompting device of total head when mouthful two-stage tandem switch closure causes, side mouthful total head is tightly pointed out Device send immediately while mouth compressed while mouthful compress information alert.
Step 6:If existing side mouthful compresses information alert and sent, when having the qualified information alert of spacing to send again, then explanation should The syringe needle of the ignition electrode 29 of gas generator to the igniting connecting hole 63 of the gas generator opening edge along between spacing H be It is qualified;If only side mouthful compresses information alert and sent, when true no qualified information alert of spacing is sent, then illustrate gas generator Three ignition electrodes needle height at least one it is unqualified, further relate to the gas generator ignition electrode syringe needle to should Spacing of the opening edge of the igniting connecting hole of gas generator between is unqualified.Accuracy is high, good reliability.
When the lower pressed end upper surface of three pieces of lower platens is pressed on the lower surface of three upper pressed ends of top board respectively When three pressing plates, two grades of normally opened pressure switches are closed so that pressing plate two-stage tandem switch closure.Pressing plate two-stage tandem The electric power loop that the tight prompting device of pressing plate total head is allowed for after switch closure is in closure state, and the tight prompting device of pressing plate total head is sent out immediately The lower pressed end upper surface for going out all lower platens is all pressed on the lower surface of upper pressed end of top board, illustrates two grades of strings of pressing plate Connection switch closure, due to necessarily there is side mouthful one-level tandem tap closure when pressing plate two-stage tandem, which is switched, to be closed, so, if now There is no the qualified information alert of spacing to send, then explanation is that syringe needle one-level tandem tap is not closed, and syringe needle one-level tandem tap does not have There is closure to illustrate the syringe needle of at least one ignition electrode in three ignition electrodes of the gas generator to the point of the gas generator Spacing of the opening edge of fiery connecting hole between is more than setpoint distance, and the needle height for illustrating the ignition electrode of the gas generator is It is unqualified.
When the top of three needle height detection bars is held out against on the syringe needle of three ignition electrodes respectively so that three syringe needles Two grades of normally opened pressure switches are closed, so that syringe needle two-stage tandem switch closure.Just make after syringe needle two-stage tandem switch closure The electric power loop for obtaining the tight prompting device of syringe needle total head is in closure state, and the tight prompting device of syringe needle total head sends all needle heights immediately The top of detection bar is all pressed on the syringe needle of correspondence ignition electrode respectively, illustrates the syringe needle of three ignition electrodes of the gas generator Setpoint distance is both less than to the spacing between the opening edge edge of the igniting connecting hole of the gas generator, illustrates the gas generator Ignition electrode needle height to be unqualified.
It is shown in Figure 6, there is electric current to flow through when a current acquisition chip is collected on the electric power loop of qualified prompting device When, a current acquisition chip is just transmitted to the signal that the electric power loop of qualified prompting device has electric current to flow through and gate circuit immediately; When No. two current acquisition chips, which are collected, has electric current to flow through on the electric power loop of the side mouthful tight prompting device of total head, No. two current acquisitions Chip is just transmitted to the signal that the electric power loop of the side mouthful tight prompting device of total head has electric current to flow through and gate circuit immediately;When with gate circuit After the current signal for receiving a current acquisition chip and No. two current acquisition chips simultaneously, controller one is given immediately with gate circuit Individual signal, controller is received after the signal with gate circuit, and controller takes out the instruction that grasper sends work to waste product immediately, gives up Product take out grasper start immediately the needle height of ignition electrode is got hold of for this underproof gas generator be put into it is useless In product frame.Automaticity is high, using simple.After waste product, which takes out grasper, picks up gas generator, controller is given immediately to be turned Dynamic motor sends the instruction of rotation, and rotary electric machine is rotated and this underproof gas generator can be put into waste product frame, Use simple, automaticity height.
Embodiments of the present invention are described above in conjunction with accompanying drawing, but are not limited when realizing by above-described embodiment, this area Those of ordinary skill can make a variety of changes or change within the scope of the appended claims.

Claims (2)

1. a kind of gas generator ignition electrode assembles height detecting device, it is characterised in that the liquid including frame, equipped with hydraulic pressure agent Press loader, the hydraulic packing box for being fixed in frame and being connected with the hydraulic pressure efferent duct of hydraulic pressure loader, side mouthful total head tight Prompting device, qualified prompting device, normally opened relay switch and normally closed relay switch;Detection platform is horizontally fixed with frame, Level is installed with an interior annular on the upper surface of detection platform, provided with flat in the detection platform in interior annular Platform through hole;Press mechanism is provided with the frame directly over platform through hole, the hydraulic packing box fixed and arranged is in detection platform Platform through hole underface;It is fixed with six roots of sensation VERTICAL TUBE straight up respectively on the upper surface of hydraulic packing box;Every The VERTICAL TUBE intracavitary of root VERTICAL TUBE is respectively equipped with the box through hole being connected with the box chamber of hydraulic packing box, in the perpendicular of every VERTICAL TUBE Straight tube intracavitary seals vertical slide provided with a vertical sliding extension bar respectively;The vertical sliding extension bar of the six roots of sensation includes three syringe needles Height detection bar and three side open height detection bars;In three wherein one in open height detection bar in open height detection bar Top board is fixed with, pressed end on three is respectively equipped with top board;Fixed respectively in three needle height detection bars Provided with one piece of lower platen, a lower pressed end is respectively equipped with three pieces of lower platens;And three lower pressed end difference are one-to-one It is arranged in the underface of three upper pressed ends;The normally opened pressure of a pressing plate one-level is respectively equipped with the upper surface of pressed end in each of the lower Power is switched;And three normally opened pressure switches of pressing plate one-level, which are connected in series, constitutes pressing plate one-level tandem tap;At every The top of needle height detection bar is respectively equipped with a normally opened pressure switch of syringe needle one-level, and three normally opened pressure of syringe needle one-level Switch, which is connected in series, constitutes syringe needle one-level tandem tap;One is respectively equipped with the top of every side open height detection bar The side mouthful normally opened pressure switch of one-level, and three mouthful one-level strings when mouthful normally opened pressure switch of one-level is connected in series composition Connection switch;The control end that the control end of normally opened relay switch is switched with normally closed relay is connected in parallel composition relay The control terminal circuit of switch;The syringe needle one-level tandem tap, side mouthful one-level tandem tap, pressing plate one-level tandem tap are gone here and there successively Connection, which links together, constitutes a detection switch, and a detection switch is connected in series in the control end of the relay switch On the electric power loop of circuit;The controlled terminal of normally opened relay switch is connected in series on the electric power loop of qualified prompting device;Often The controlled terminal for closing relay switch is connected in series on the electric power loop of hydraulic pressure loader;In every side open height detection bar Top further respectively has the two grades of normally opened pressure switches in a side mouthful, and the two grades of normally opened pressure switches in each side mouthful are connected in series in Composition side mouthful two-stage tandem is switched together, the electric power loop of mouthful tight prompting device of total head when mouthful two-stage tandem switch is connected in series in On.
2. a kind of gas generator ignition electrode suitable for described in claim 1 assembles the detection method of height detecting device, its It is characterised by, detection method comprises the following steps:
Step one:Igniting the opening down of connecting hole of gas generator is placed in interior annular, and allows gas generator Three ignition electrodes the syringe needle one-to-one top for being arranged in three needle height detection bars respectively surface, and by lower press Structure is pressed to gas generator in interior annular;
Step 2:Then allow hydraulic pressure loader work, hydraulic pressure loader work after box chamber from hydraulic pressure loader to hydraulic packing box Interior press-in hydraulic pressure agent, three needle height detection bars and three side open height detection bars respectively box intracavitary hydraulic pressure agent pressure Protruded upward under effect;
Three side open height detection bars protrude upward the opening edge that rear top is pressed on the igniting connecting hole of gas generator respectively Make on edge three when mouthful normally opened pressure switch of one-level closes and makes three mouthful two grades of normally opened pressure switches close so that Mouthful two-stage tandem switch closure when a mouthful one-level tandem tap is closed and made;
Three needle height detection bars protrude upward rear top and are pressed on respectively on the syringe needle of three ignition electrodes of gas generator Three normally opened pressure switches of syringe needle one-level are made to close, so that syringe needle one-level tandem tap is closed;
The lower pressed end upper surface of three pieces of lower platens is pressed on the lower surface of three upper pressed ends of top board respectively makes three The normally opened pressure switch of pressing plate one-level is closed, so that pressing plate one-level tandem tap is closed;
Step 3:The side mouthful one-level tandem tap, syringe needle one-level tandem tap and pressing plate one-level tandem tap all close after just So that a detection switch closure, and then cause the electric power loop closure of the control terminal circuit of relay switch;
Step 4:After the electric power loop closure of the control terminal circuit of relay switch, the control end of normally opened relay switch just has Electric current is flowed through, and when the control end that normally opened relay is switched has electric current to flow through, then the controlled terminal for having normally opened relay to switch is closed Close and the controlled terminal of normally closed relay switch disconnects;
Step 5:The controlled terminal of normally opened relay switch closes the electric power loop closure for causing qualified prompting device, qualified prompting Device send immediately the syringe needle of ignition electrode to the spacing on the opening edge edge of igniting connecting hole be the qualified information alert of spacing;
The controlled terminal of normally closed relay switch, which disconnects, causes the electric power loop of hydraulic pressure loader to disconnect, and hydraulic pressure loader is sent out immediately Go out to stop to be pressed into hydraulic pressure agent to the box intracavitary of hydraulic packing box;
The electric power loop closure of mouthful tight prompting device of total head when mouthful two-stage tandem switch closure causes, the tight prompting device of side mouthful total head is stood Send while mouth compressed while mouthful compress information alert;
Step 6:If existing side mouthful compresses information alert and sent, when thering is the qualified information alert of spacing to send again, then illustrate the gas The syringe needle of the ignition electrode of generator to the igniting connecting hole of the gas generator spacing of the opening edge between to be qualified;If only There is side mouthful to compress information alert to send, when true no qualified information alert of spacing is sent, then illustrate three points of gas generator The needle height of fiery pin at least one is unqualified, and the syringe needle for further relating to the ignition electrode of the gas generator occurs to the gas Spacing of the opening edge of the igniting connecting hole of device between is unqualified.
CN201510393604.1A 2015-07-02 2015-07-02 Gas generator ignition electrode assembles height detecting device and its detection method Active CN105004258B (en)

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CN111879227B (en) * 2020-07-31 2022-01-11 广东益诚自动化科技有限公司 Motor terminal pin length automatic detection mechanism of motor checking and correcting automaton

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