CN106964970A - A kind of gas range igniter automatic assembling machine and its control method - Google Patents
A kind of gas range igniter automatic assembling machine and its control method Download PDFInfo
- Publication number
- CN106964970A CN106964970A CN201710095997.7A CN201710095997A CN106964970A CN 106964970 A CN106964970 A CN 106964970A CN 201710095997 A CN201710095997 A CN 201710095997A CN 106964970 A CN106964970 A CN 106964970A
- Authority
- CN
- China
- Prior art keywords
- station
- air
- air inlet
- screw
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 13
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 238000005183 dynamical system Methods 0.000 claims abstract description 20
- 210000001503 joint Anatomy 0.000 claims description 36
- 239000003034 coal gas Substances 0.000 claims description 13
- 239000003973 paint Substances 0.000 claims description 11
- 230000033228 biological regulation Effects 0.000 claims description 10
- 238000009530 blood pressure measurement Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 210000005239 tubule Anatomy 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims 1
- 238000007689 inspection Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
- B23P19/069—Multi-spindle machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/004—Feeding the articles from hoppers to machines or dispensers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
- B23P19/102—Aligning parts to be fitted together using remote centre compliance devices
- B23P19/105—Aligning parts to be fitted together using remote centre compliance devices using sensing means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
A kind of gas range igniter automatic assembling machine, including frame and control unit, the frame is provided with workbench, the workbench center is provided with rotating device, described four sides of rotating device are provided with loading and unloading station, tighten station, Flow-rate adjustment station and air-leakage test station in order respectively, the frame is provided with starting switch, control unit and dynamical system, the rotating device, loading and unloading station, tighten station, Flow-rate adjustment station and air-leakage test station and be connected with dynamical system, control unit, the starting switch is connected with control unit.The present invention realizes Automated assembly and the detection of igniter, it is not necessary to manual assembly, improves efficiency of assembling, and quality inspection is carried out by equipment, and product quality stability is strengthened.
Description
Technical field
The present invention relates to the production technical field of gas range igniter, more particularly to a kind of gas range igniter are automatic
Assembly machine.
Background technology
The igniter of double kitchen range top gas ranges and the critical process that air inlet pipe assembling is in gas range assembling, are adopted mostly at present
Manually assembling, the mode of artificial detection air-tightness.This kind of assembling mode efficiency is low, product quality stability is poor.Such as publication number
A kind of igniting electronic, the shell of more particularly to a kind of gas cooker igniter and combustion are disclosed for CN103388835 Chinese patent
The assembly technology of gas kitchen igniter and gas cooker igniter.The invention provides following technical scheme：A kind of gas cooker igniter
Shell, include housing and with the vertically disposed conductor connecting pipe of housing, provided with cavity is placed in housing, place the axle of cavity
Be respectively equipped with the opening with extraneous conducting to two ends, opening is respectively limit opening and construction opening, the construction opening it is straight
Footpath is consistent with the diameter for placing cavity, and the diameter of limit opening is less than the diameter for placing cavity.Using above-mentioned technical proposal there is provided
It is a kind of shorten installation time, improve production efficiency, reduce production cost gas cooker igniter shell and gas combustion range ignition
The assembly technology of device and gas cooker igniter.The technical scheme improves the mechanism of igniter, facilitates assembling, but not
Assembling to igniter is automated, it is still necessary to manual assembly, therefore still suffers from that efficiency of assembling is low, product quality stability is poor
The problem of.
The content of the invention
The invention aims to solve manual assembly, the artificial mode for detecting air-tightness.This kind of assembling mode efficiency
The problem of low, product quality stability is poor, realizes a kind of automatic tightening assembling that can complete gas igniter and air inlet pipe, goes out
Mouthful flow edit and assembly air-leakage test equipment.
The above-mentioned technical problem of the present invention is mainly what is be addressed by following technical proposals：A kind of gas range igniting dress
Automatic assembling machine, including frame and control unit are put, the frame is provided with workbench, and the workbench center is provided with rotation
Device, described four sides of rotating device respectively in order provided with loading and unloading station, tighten station, Flow-rate adjustment station and airtight
Property detection station, the frame be provided with starting switch, control unit and dynamical system, the rotating device, loading and unloading station, twist
Tight station, Flow-rate adjustment station and air-leakage test station are connected with dynamical system, control unit, the starting switch and control
Unit processed is connected.The present invention realizes Automated assembly and the detection of igniter, it is not necessary to manual assembly, improves assembling effect
Rate, quality inspection is carried out by equipment, and product quality stability is strengthened.
Preferably, the loading and unloading station includes positioning fixture box, the positioning fixture box is connected by rotating mechanism
In the support on rotating device, the positioning fixture box is provided with the fixed seat being adapted with ignition governor, the locating clip
Have box axis provided with cause T-shaped air inlet pipe transverse tube be in installation site longitudinal tubule (L tubule) fixing card, the rotating mechanism with
Dynamical system, control unit are connected.The positioning fixture box is directed to the fixture for adapting to igniter, can be by T-shaped air inlet pipe
Fixed with each other with ignition governor, polarization is strong, and using effect is good.
Preferably, the station of tightening includes automatic locking screw machine, the automatic locking screw machine send nail gas provided with two
Pipe and two lock screw terminals, one lock screw terminal are adapted to one and send nail tracheae, described two lock screw terminals and two igniting
Screwhole position is corresponded on adjuster, the lock screw terminal connection servomotor, described to send nail tracheae to connect feeding box, described
Nail tracheae is sent to connect air-source by magnetic valve, the servomotor, magnetic valve are connected with control unit.Two are sent nail tracheae
It is automatically fed into screw simultaneously and tightens a screw of left and right valve body respectively, then locks the rotation of screw terminal housing screw and tighten, it is complete
Into automatic lock screw work.
Preferably, the Flow-rate adjustment station edit system including pipeline aperture, it is switch valve rod positioning system, automatic right
Gas handling system and power supply automatic butt jointing device are connect, the pipeline aperture edits system and switch valve rod transposes system respectively by two
Individual cylinder push-rod vertically connects lifting support frame, and the pipeline aperture, which edits system, includes driver bit and compression spring, described
The compression spring is provided with inside driver bit, one cylinder push-rod correspondence connection servomotor and driver bit are described
Another cylinder push-rod correspondence connection servomotor and transition chuck, when positioning fixture box is rotated to operating angle, the pipeline
Aperture edits system and switch valve rod positioning system and revolves post with coal gas aperture regulation screw on ignition governor and coal gas sparking
Position is corresponded, and the automatic butt gas handling system includes air-source, magnetic valve, flow sensor and the tracheae being sequentially connected
Butt joint, the tracheae butt joint adapts to the air inlet of T-shaped air inlet pipe, and the power supply automatic butt jointing device corresponds to locating clip
Tool box is rotated to the power interface on ignition governor during operating angle, the cylinder push-rod, lifting support frame, servo electricity
Mechanical, electrical magnet valve, flow sensor are all connected with control unit, and lifting support frame and the power supply automatic butt jointing device is all connected with power
System.Power interface on the air inlet automatic butt of compressed air head and T-shaped air inlet pipe, attaching plug and ignition governor is certainly
Valve rod is adjusted the ignition power that detection side is connected to maximum gas output state, opened by dynamic docking, switch valve rod positioner
The magnetic valve of air-source is opened, is waited after steady air current, aperture adjustment mechanism slowly rotates, and reads the air mass flow of air inlet in real time
Value, the error range of permission is reached until reading difference between flow value and setting value, and servomotor stops operating and return, breaks
The side ignitor power supply is opened, opposite side ignition power is connected, and repeats same aperture adjustment process, system automatically terminates gas
Pipe butt joint and power supply butt joint, switch valve rod positioning system reset, worktable rotary to next station.
Preferably, the close property detection station includes automatic butt air inlet pressure measuring system, the automatic butt air inlet is surveyed
Pressure system includes air-source, pressure measurement magnetic valve, pressure sensor and the butt joint being sequentially connected, and the butt joint adapts to positioning
Clamp box is rotated to the air inlet of T-shaped air inlet pipe during operating angle, the pressure measurement magnetic valve and pressure sensor with control
Unit is connected.Air-leakage test is carried out to igniter finally by automatic butt air inlet pressure measuring system, accuracy is high, improves product
Quality stability.
Preferably, described control unit tie point paint and scanning workbench and acousto-optic instruction device.Enter in screw position
Row point paint, and bar code is read with scanner scanning bar shaped, correspondence workpiece box is put into, clamp box is put back into feeding station so that
The record of product in order is got well and corresponds to placement, is settled at one go, and the work arranged again is stored again after eliminating, and improves work effect
Rate.
Preferably, the starting switch is start button.
Preferably, the starting switch is floor push.Floor push need not use hand, can make full use of trick
Distribution, it is easy to operate, improve operating efficiency.
A kind of control method of described gas range igniter automatic assembling machine is divided into following steps：
1）Appropriate screw is put into the feeding box of automatic locking screw machine, the support on setting rotating device is located at loading and unloading station
For initial position, dynamical system is stepper motor, and setting step motor control rotating device rotates to the pulse letter of each station
Number, set the air mass flow setting value in the air inlet of T-shaped air inlet pipe；
2）The positioning fixture box of loading and unloading station is arranged for vertical direction, manually by T-shaped air inlet pipe to be assembled and two point thermal transfers
Section device is placed in positioning fixture box；
3）Press startup knob or step on floor push, positioning fixture box is rotated to station is tightened, and screw locking machine is started working,
Two are sent nail tracheae while being automatically fed into screw and tightening a screw of left and right valve body respectively, and then screw locking machine rotates, then
Secondary another screw for being automatically fed into screw and tightening left and right valve body respectively；
4）Workpiece is moved to Flow-rate adjustment station simultaneously with positioning fixture box, and control unit control rotating mechanism causes positioning fixture
90 degree of upsets of box make valve rod and aperture regulation screw consistent with the axial direction of servomotor to horizontal level；
5）Flow-rate adjustment：On the air inlet automatic butt of compressed air head and T-shaped air inlet pipe, attaching plug and ignition governor
Power interface automatic butt, switch valve rod positioner adjusts valve rod the point that detection side is connected to maximum gas output state
Firearm power supply, opens the magnetic valve of air-source, waits after steady air current, aperture adjustment mechanism slowly rotates, and read air inlet in real time
The air flow value of mouth, the error range of permission is reached until reading difference between flow value and setting value, and servomotor stops
Rotate and return, disconnect the side ignitor power supply, connect opposite side ignition power, and the same aperture adjustment process of repetition,
System automatically terminates tracheae butt joint and power supply butt joint, switch valve rod positioning system reset, worktable rotary to next station；
6）Air-leakage test：Workpiece is moved to detection station, compressed air head and the air inlet of T-shaped air inlet pipe with clamp box simultaneously
Automatic butt, opens compressed air electromagnetic valve, waits pressure to be raised to closing air pressure switch valve after setting value, reads and record
The situation of change of setting time pressure sensor；If in the setting time, pressure drop is more than setting value, then the work
Part air-tightness is unqualified, is pointed out by sound and light alarm；If pressure drop is less than setting value, air-leakage test is qualified, green
Indicator lamp is bright, and the detection of two igniter air-tightness is carried out simultaneously；
7）Detection station automatically terminates tracheae butt joint, is rotated back to loading and unloading station, manually takes workpiece from positioning fixture box
Go out, point paint is carried out in screw position, and bar code is read with scanner scanning bar shaped, correspondence workpiece box is put into, by positioning fixture
Box puts back to feeding station, repeats above step.
Beneficial effect：The present invention realizes the assembling detection machine for gas burning hood igniter, and the assembling can complete coal gas
The automatic tightening assembling of igniter and air inlet pipe, rate of discharge are edited and assembly air-leakage test, assembling mode of the invention
Efficiency high, product quality stability is good.
Brief description of the drawings
Accompanying drawing 1 is the front view that a kind of gas burning hood igniter of the present invention assembles detection machine.
Accompanying drawing 2 is the top view that a kind of gas burning hood igniter of the present invention assembles detection machine.
Accompanying drawing 3 is the structural representation of positioning fixture box of the present invention, ignition governor and T-shaped air inlet pipe.
Accompanying drawing 4 is the structural representation of the present invention for tightening station.
Accompanying drawing 5 is the structural representation of Flow-rate adjustment station of the present invention.
Accompanying drawing 6 is of the present invention to tighten station theory diagram.
Accompanying drawing 7 is flow adjustment station theory diagram of the present invention.
Accompanying drawing 8 is air-leakage test station theory diagram of the present invention.
1st, frame；2nd, control unit；3rd, rotating device；4th, loading and unloading station；5th, station is tightened；6th, Flow-rate adjustment station；
7th, air-leakage test station；8th, starting switch；9th, positioning fixture box；10th, mechanism is chosen to install；11st, support；12nd, fixed seat；13rd, indulge
Pipe fixing card；14th, nail tracheae is sent；15th, screw is locked；16th, cylinder push-rod；17 driver bits；18th, compression spring；19th, servo electricity
Machine；20th, transition chuck；21st, coal gas aperture regulation screw；22nd, coal gas sparking rotation post；23rd, air-source；24th, magnetic valve；25th, flow
Quantity sensor；26th, tracheae butt joint；27th, power interface；28th, acousto-optic instruction device；29th, pressure measurement magnetic valve；30th, pressure sensing
Device；31st, butt joint.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment one：As shown in figures 1-8, the present invention is a kind of gas range igniter automatic assembling machine, including the He of frame 1
Control unit 2, the frame 1 is provided with workbench, and the workbench center is provided with rotating device 3, the rotating device 3 four
Individual side is provided with loading and unloading station 4, tightens station 5, Flow-rate adjustment station 6 and air-leakage test station 7 in order respectively, described
Frame 1 be provided with starting switch 8, control unit 2 and dynamical system, the starting switch 8 be start button, the rotating device 3,
Loading and unloading station 4, tighten station 5, Flow-rate adjustment station 6 and air-leakage test station 7 with dynamical system, the phase of control unit 2
Even, the starting switch 8 is connected with control unit 2.Described control unit tie point paint and scanning workbench and acousto-optic indicate dress
Put 28.Point paint is carried out in screw position, and bar code is read with scanner scanning bar shaped, correspondence workpiece box is put into, by clamp box
Put back to loading and unloading station 4 so that the record of product in order is got well and corresponds to placement, is settled at one go, store again whole again after eliminating
The work of reason, improves operating efficiency.The present invention realizes Automated assembly and the detection of igniter, it is not necessary to people's frock
Match somebody with somebody, improve efficiency of assembling, quality inspection is carried out by equipment, product quality stability is strengthened.
The loading and unloading station 4 includes positioning fixture box 9, and the positioning fixture box 9 is connected to rotation by rotating mechanism 10
Support 11 on rotary device 3, the positioning fixture box 9 is provided with the fixed seat 12 being adapted with ignition governor, the positioning
The axis of clamp box 9 is provided with so that the transverse tube of T-shaped air inlet pipe is in the longitudinal tubule (L tubule) fixing card 13 of installation site, the whirler
Structure 10 is connected with dynamical system, control unit 2.The positioning fixture box 9 is directed to the fixture for adapting to igniter, can be by T
Type air inlet pipe and ignition governor fix with each other, and polarization is strong, and using effect is good.
The station 5 of tightening includes automatic locking screw machine, and the automatic locking screw machine send nail tracheae 14 and two provided with two
Individual lock screw terminal 15, one lock screw terminal 15 is adapted to one and send nail tracheae 14, described two lock screw terminals 15 and two points
Screwhole position is corresponded on fiery adjuster, the lock screw terminal 15 connection servomotor 19, described to send in the nail connection of tracheae 14
Hopper, described to send nail tracheae 14 to connect air-source 23 by magnetic valve 24, the servomotor 19, magnetic valve 24 are single with control
Member 2 is connected.Two are sent nail tracheae 14 while being automatically fed into screw and tightening a screw of left and right valve body respectively, then lock screw
First 15 housing screw rotation is tightened, and completes automatic lock screw work.
The Flow-rate adjustment station 6 edits system, switch valve rod positioning system, automatic butt air inlet system including pipeline aperture
System and power supply automatic butt jointing device, the pipeline aperture edits system and switch valve rod positioning system is pushed away by two cylinders respectively
Bar 16 vertically connects lifting support frame, and the pipeline aperture, which edits system, includes driver bit 17 and compression spring 18, the spiral shell
The inside of silk cutter head 17 is provided with the compression spring 18, the one correspondence of cylinder push-rod 16 connection servomotor 19 and driver bit
17, another cylinder push-rod 16 correspondence connection servomotor 19 and transition chuck 20, positioning fixture box 9 are rotated to operating angle
When spending, the pipeline aperture edit on system and switch valve rod positioning system and ignition governor coal gas aperture regulation screw 21 and
The position of coal gas sparking rotation post 22 is corresponded, and the automatic butt gas handling system includes air-source 23, the electromagnetism being sequentially connected
Valve 24, flow sensor 25 and tracheae butt joint 26, the tracheae butt joint 26 adapt to the air inlet of T-shaped air inlet pipe, described
Power supply automatic butt jointing device is rotated to the power interface 27 on ignition governor during operating angle corresponding to positioning fixture box 9,
The cylinder push-rod 16, lifting support frame, servomotor 19, magnetic valve 24, flow sensor 25 are all connected with control unit 2, institute
State lifting support frame and power supply automatic butt jointing device is all connected with dynamical system.Compressed air head and the air inlet of T-shaped air inlet pipe oneself
Dynamic docking, attaching plug adjusts valve rod with the automatic butt of power interface 27 on ignition governor, switch valve rod positioner
To maximum gas output state, the ignition power of detection side is connected, the magnetic valve 24 of air-source 23 is opened, waits steady air current
Afterwards, aperture adjustment mechanism slowly rotates, and reads the air flow value of air inlet in real time, until read flow value and setting value it
Between difference reach the error range of permission, servomotor 19 stops operating and return, disconnects the side ignitor power supply, connects another
Side ignitor power supply, and same aperture adjustment process is repeated, system automatically terminates tracheae butt joint 26 and power supply butt joint, opened
Close valve rod positioning system reset, worktable rotary to next station.
The close property detection station includes automatic butt air inlet pressure measuring system, and the automatic butt air inlet pressure measuring system includes
Air-source 23, pressure measurement magnetic valve 29, pressure sensor 30 and the butt joint 31 being sequentially connected, the butt joint 31 adapt to positioning
Clamp box 9 is rotated to the air inlet of T-shaped air inlet pipe during operating angle, the pressure measurement magnetic valve 29 and pressure sensor 30 with
Control unit 2 is connected.Air-leakage test is carried out to igniter finally by automatic butt air inlet pressure measuring system, accuracy is high, carries
High product quality stability.
A kind of control method of described gas range igniter automatic assembling machine is divided into following steps：
1）Appropriate screw is put into the feeding box of automatic locking screw machine, the support 11 on setting rotating device 3 is located at loading and unloading
Station 4 is initial position, and dynamical system is stepper motor, and setting step motor control rotating device 3 rotates to each station
Pulse signal, sets the air mass flow setting value in the air inlet of T-shaped air inlet pipe；
2）The positioning fixture box 9 of loading and unloading station 4 is arranged for vertical direction, and manually T-shaped air inlet pipe to be assembled and two are lighted a fire
Adjuster is placed in positioning fixture box 9；
3）Startup knob is pressed, positioning fixture box 9 is rotated to station 5 is tightened, and screw locking machine is started working, and two are sent nail tracheae
14 are automatically fed into screw and tighten a screw of left and right valve body respectively simultaneously, and then screw locking machine rotates, and is automatically fed into again
Screw and another screw for tightening left and right valve body respectively；
4）Workpiece is moved to Flow-rate adjustment station simultaneously with positioning fixture box 9, and the control rotating mechanism 10 of control unit 2 causes positioning
9 nine ten degree of upsets of clamp box make valve rod and aperture regulation screw consistent with the axial direction of servomotor to horizontal level；
5）Flow-rate adjustment：On the air inlet automatic butt of compressed air head and T-shaped air inlet pipe, attaching plug and ignition governor
The automatic butt of power interface 27, switch valve rod positioner adjusts valve rod to maximum gas output state, connects detection side
Ignition power, opens the magnetic valve 24 of air-source 23, waits after steady air current, aperture adjustment mechanism slowly rotates, and reads in real time
The air flow value of air inlet is taken, the error range of permission, servo electricity are reached until reading difference between flow value and setting value
Machine 19 stops operating and return, disconnects the side ignitor power supply, connects opposite side ignition power, and repeats same aperture and adjusts
It has suffered journey, system automatically terminates tracheae butt joint 26 and power supply butt joint, switch valve rod positioning system reset, and worktable rotary is extremely
Next station；
6）Air-leakage test：Workpiece is moved to detection station, compressed air head and the air inlet of T-shaped air inlet pipe with clamp box simultaneously
Automatic butt, opens compressed air electromagnetic valve, waits pressure to be raised to closing air pressure switch valve after setting value, reads and record
The situation of change of setting time pressure sensor 30；If in the setting time, pressure drop is more than setting value, then should
Air tightness of workpiece is unqualified, is pointed out by sound and light alarm；If pressure drop is less than setting value, air-leakage test is qualified, green
Color indicator lamp is bright, and the detection of two igniter air-tightness is carried out simultaneously；
7）Detection station automatically terminates tracheae butt joint 26, is rotated back to loading and unloading station, manually by workpiece from positioning fixture box 9
Take out, point paint is carried out in screw position, and bar code is read with scanner scanning bar shaped, correspondence workpiece box is put into, by locating clip
Tool box 9 puts back to loading and unloading station 4, repeats above step.
Beneficial effect：The present invention realizes the assembling detection machine for gas burning hood igniter, and the assembling can complete coal gas
The automatic tightening assembling of igniter and air inlet pipe, rate of discharge are edited and assembly air-leakage test, assembling mode of the invention
Efficiency high, product quality stability is good.
Embodiment two：As shown in figures 1-8, the present invention is a kind of gas range igniter automatic assembling machine, such as Fig. 1-8 institutes
Show, the present invention is a kind of gas range igniter automatic assembling machine, including frame 1 and control unit 2, the frame 1 is provided with work
Make platform, the workbench center is provided with rotating device 3, above and below described 3 four sides of rotating device are provided with order respectively
Expect station 4, tighten station 5, Flow-rate adjustment station 6 and air-leakage test station 7, the frame 1 is provided with starting switch 8, control
Unit 2 and dynamical system, the rotating device 3, loading and unloading station 4, tighten station 5, Flow-rate adjustment station 6 and air-leakage test
Station 7 is connected with dynamical system, control unit 2, and the starting switch 8 is connected with control unit 2.The starting switch 8 is
Floor push.Floor push need not use hand, can make full use of the distribution of trick, easy to operate, improve operating efficiency.It is described
Control unit tie point paint and scanning workbench and acousto-optic instruction device 28.Point paint is carried out in screw position, and is swept with scanner
Retouch bar shaped and read bar code, be put into correspondence workpiece box, clamp box put back into loading and unloading station 4 so that the record of product in order is well
And correspondence is placed, and is settled at one go, the work arranged again is stored again after eliminating, operating efficiency is improved.The present invention is realized
The Automated assembly of igniter and detection, it is not necessary to manual assembly, improve efficiency of assembling, and quality inspection, production are carried out by equipment
Quality stability is strengthened.
The loading and unloading station 4 includes positioning fixture box 9, and the positioning fixture box 9 is connected to rotation by rotating mechanism 10
Support 11 on rotary device 3, the positioning fixture box 9 is provided with the fixed seat 12 being adapted with ignition governor, the positioning
The axis of clamp box 9 is provided with so that the transverse tube of T-shaped air inlet pipe is in the longitudinal tubule (L tubule) fixing card 13 of installation site, the whirler
Structure 10 is connected with dynamical system, control unit 2.The positioning fixture box 9 is directed to the fixture for adapting to igniter, can be by T
Type air inlet pipe and ignition governor fix with each other, and polarization is strong, and using effect is good.
The station 5 of tightening includes automatic locking screw machine, and the automatic locking screw machine send nail tracheae 14 and two provided with two
Individual lock screw terminal 15, one lock screw terminal 15 is adapted to one and send nail tracheae 14, described two lock screw terminals 15 and two points
Screwhole position is corresponded on fiery adjuster, the lock screw terminal 15 connection servomotor 19, described to send in the nail connection of tracheae 14
Hopper, described to send nail tracheae 14 to connect air-source 23 by magnetic valve 24, the servomotor 19, magnetic valve 24 are single with control
Member 2 is connected.Two are sent nail tracheae 14 while being automatically fed into screw and tightening a screw of left and right valve body respectively, then lock screw
First 15 housing screw rotation is tightened, and completes automatic lock screw work.
The Flow-rate adjustment station 6 edits system, switch valve rod positioning system, automatic butt air inlet system including pipeline aperture
System and power supply automatic butt jointing device, the pipeline aperture edits system and switch valve rod positioning system is pushed away by two cylinders respectively
Bar 16 vertically connects lifting support frame, and the pipeline aperture, which edits system, includes driver bit 17 and compression spring 18, the spiral shell
The inside of silk cutter head 17 is provided with the compression spring 18, the one correspondence of cylinder push-rod 16 connection servomotor 19 and driver bit
17, another cylinder push-rod 16 correspondence connection servomotor 19 and transition chuck 20, positioning fixture box 9 are rotated to operating angle
When spending, the pipeline aperture edit on system and switch valve rod positioning system and ignition governor coal gas aperture regulation screw 21 and
The position of coal gas sparking rotation post 22 is corresponded, and the automatic butt gas handling system includes air-source 23, the electromagnetism being sequentially connected
Valve 24, flow sensor 25 and tracheae butt joint 26, the tracheae butt joint 26 adapt to the air inlet of T-shaped air inlet pipe, described
Power supply automatic butt jointing device is rotated to the power interface 27 on ignition governor during operating angle corresponding to positioning fixture box 9,
The cylinder push-rod 16, lifting support frame, servomotor 19, magnetic valve 24, flow sensor 25 are all connected with control unit 2, institute
State lifting support frame and power supply automatic butt jointing device is all connected with dynamical system.Compressed air head and the air inlet of T-shaped air inlet pipe oneself
Dynamic docking, attaching plug adjusts valve rod with the automatic butt of power interface 27 on ignition governor, switch valve rod positioner
To maximum gas output state, the ignition power of detection side is connected, the magnetic valve 24 of air-source 23 is opened, waits steady air current
Afterwards, aperture adjustment mechanism slowly rotates, and reads the air flow value of air inlet in real time, until read flow value and setting value it
Between difference reach the error range of permission, servomotor 19 stops operating and return, disconnects the side ignitor power supply, connects another
Side ignitor power supply, and same aperture adjustment process is repeated, system automatically terminates tracheae butt joint 26 and power supply butt joint, opened
Close valve rod positioning system reset, worktable rotary to next station.
The close property detection station includes automatic butt air inlet pressure measuring system, and the automatic butt air inlet pressure measuring system includes
Air-source 23, pressure measurement magnetic valve 29, pressure sensor 30 and the butt joint 31 being sequentially connected, the butt joint 31 adapt to positioning
Clamp box 9 is rotated to the air inlet of T-shaped air inlet pipe during operating angle, the pressure measurement magnetic valve 29 and pressure sensor 30 with
Control unit 2 is connected.Air-leakage test is carried out to igniter finally by automatic butt air inlet pressure measuring system, accuracy is high, carries
High product quality stability.
A kind of control method of described gas range igniter automatic assembling machine is divided into following steps：
1）Appropriate screw is put into the feeding box of automatic locking screw machine, the support 11 on setting rotating device 3 is located at loading and unloading
Station 4 is initial position, and dynamical system is stepper motor, and setting step motor control rotating device 3 rotates to each station
Pulse signal, sets the air mass flow setting value in the air inlet of T-shaped air inlet pipe；
2）The positioning fixture box 9 of loading and unloading station 4 is arranged for vertical direction, and manually T-shaped air inlet pipe to be assembled and two are lighted a fire
Adjuster is placed in positioning fixture box 9；
3）Floor push is stepped on, positioning fixture box 9 is rotated to station 5 is tightened, and screw locking machine is started working, and two are sent nail tracheae
14 are automatically fed into screw and tighten a screw of left and right valve body respectively simultaneously, and then screw locking machine rotates, and is automatically fed into again
Screw and another screw for tightening left and right valve body respectively；
4）Workpiece is moved to Flow-rate adjustment station simultaneously with positioning fixture box 9, and the control rotating mechanism 10 of control unit 2 causes positioning
9 nine ten degree of upsets of clamp box make valve rod and aperture regulation screw consistent with the axial direction of servomotor to horizontal level；
5）Flow-rate adjustment：On the air inlet automatic butt of compressed air head and T-shaped air inlet pipe, attaching plug and ignition governor
The automatic butt of power interface 27, switch valve rod positioner adjusts valve rod to maximum gas output state, connects detection side
Ignition power, opens the magnetic valve 24 of air-source 23, waits after steady air current, aperture adjustment mechanism slowly rotates, and reads in real time
The air flow value of air inlet is taken, the error range of permission, servo electricity are reached until reading difference between flow value and setting value
Machine 19 stops operating and return, disconnects the side ignitor power supply, connects opposite side ignition power, and repeats same aperture and adjusts
It has suffered journey, system automatically terminates tracheae butt joint 26 and power supply butt joint, switch valve rod positioning system reset, and worktable rotary is extremely
Next station；
6）Air-leakage test：Workpiece is moved to detection station, compressed air head and the air inlet of T-shaped air inlet pipe with clamp box simultaneously
Automatic butt, opens compressed air electromagnetic valve, waits pressure to be raised to closing air pressure switch valve after setting value, reads and record
The situation of change of setting time pressure sensor 30；If in the setting time, pressure drop is more than setting value, then should
Air tightness of workpiece is unqualified, is pointed out by sound and light alarm；If pressure drop is less than setting value, air-leakage test is qualified, green
Color indicator lamp is bright, and the detection of two igniter air-tightness is carried out simultaneously；
7）Detection station automatically terminates tracheae butt joint 26, is rotated back to loading and unloading station, manually by workpiece from positioning fixture box 9
Take out, point paint is carried out in screw position, and bar code is read with scanner scanning bar shaped, correspondence workpiece box is put into, by locating clip
Tool box 9 puts back to loading and unloading station 4, repeats above step.
Beneficial effect：The present invention realizes the assembling detection machine for gas burning hood igniter, and the assembling can complete coal gas
The automatic tightening assembling of igniter and air inlet pipe, rate of discharge are edited and assembly air-leakage test, assembling mode of the invention
Efficiency high, product quality stability is good.
Claims (9)
1. a kind of gas range igniter automatic assembling machine, including frame and control unit, it is characterised in that：The frame is provided with
Workbench, the workbench center is provided with rotating device, above and below described four sides of rotating device are provided with order respectively
Material station, tighten station, Flow-rate adjustment station and air-leakage test station, the frame provided with starting switch, control unit and
Dynamical system, the rotating device, loading and unloading station, tighten station, Flow-rate adjustment station and air-leakage test station with it is dynamic
Force system, control unit are connected, and the starting switch is connected with control unit.
2. a kind of gas range igniter automatic assembling machine according to claim 1, it is characterised in that：The loading and unloading work
Position includes positioning fixture box, and the positioning fixture box is connected to the support on rotating device, the locating clip by rotating mechanism
Tool box is provided with the fixed seat being adapted with ignition governor, and the axis of the positioning fixture box is provided with so that T-shaped air inlet
The transverse tube of pipe is in the longitudinal tubule (L tubule) fixing card of installation site, and the rotating mechanism is connected with dynamical system, control unit.
3. a kind of gas range igniter automatic assembling machine according to claim 1, it is characterised in that：It is described to tighten station
Including automatic locking screw machine, the automatic locking screw machine send nail tracheae and two lock screw terminals, one lock spiral shell provided with two
Silk head is adapted to one and send screwhole position on nail tracheae, described two lock screw terminals and two ignition governors to correspond, described
Screw terminal connection servomotor is locked, it is described to send nail tracheae to connect feeding box, it is described to send nail tracheae to connect air-source by magnetic valve,
The servomotor, magnetic valve are connected with control unit.
4. a kind of gas range igniter automatic assembling machine according to claim 1, it is characterised in that：The Flow-rate adjustment
Station edits system, switch valve rod positioning system, automatic butt gas handling system and power supply automatic butt jointing device including pipeline aperture,
The pipeline aperture edits system and switch valve rod positioning system vertically connects lifting support frame by two cylinder push-rods respectively,
The pipeline aperture, which edits system, to be included being provided with the compression spring inside driver bit and compression spring, the driver bit,
One cylinder push-rod correspondence connection servomotor and driver bit, another cylinder push-rod correspondence connection servomotor
With transition chuck, when positioning fixture box is rotated to operating angle, the pipeline aperture edits system and switch valve rod positioning system
Corresponded with the position of coal gas aperture regulation screw on ignition governor and coal gas sparking rotation post, the automatic butt air inlet system
System includes air-source, magnetic valve, flow sensor and the tracheae butt joint being sequentially connected, and the tracheae butt joint adapts to T-shaped
The air inlet of air inlet pipe, the power supply automatic butt jointing device corresponds to positioning fixture box and rotated to igniting regulation during operating angle
Power interface on device, it is single that the cylinder push-rod, lifting support frame, servomotor, magnetic valve, flow sensor are all connected with control
Member, lifting support frame and the power supply automatic butt jointing device is all connected with dynamical system.
5. a kind of gas range igniter automatic assembling machine according to claim 1, it is characterised in that：The close property detection
Station includes automatic butt air inlet pressure measuring system, and the automatic butt air inlet pressure measuring system includes the pressure measurement air being sequentially connected
Source, pressure measurement magnetic valve, pressure sensor and butt joint, the butt joint adapt to positioning fixture box and rotated to during operating angle
The air inlet of T-shaped air inlet pipe, the pressure measurement magnetic valve and pressure sensor are connected with control unit.
6. a kind of gas range igniter automatic assembling machine according to claim 1, it is characterised in that：Described control unit
Tie point paint and scanning workbench and acousto-optic instruction device.
7. a kind of gas range igniter automatic assembling machine according to claim 1 or 2 or 3 or 4 or 5 or 6, its feature exists
In：The starting switch is start button.
8. a kind of gas range igniter automatic assembling machine according to claim 1 or 2 or 3 or 4 or 5 or 6, its feature exists
In：The starting switch is floor push.
9. using a kind of control method of gas range igniter automatic assembling machine described in claim 1, it is characterised in that：Institute
A kind of control method for the gas range igniter automatic assembling machine stated is divided into following steps：
1）Appropriate screw is put into the feeding box of automatic locking screw machine, the support on setting rotating device is located at loading and unloading station
For initial position, dynamical system is stepper motor, and setting step motor control rotating device rotates to the pulse letter of each station
Number, set the air mass flow setting value in the air inlet of T-shaped air inlet pipe；
2）The positioning fixture box of loading and unloading station is arranged for vertical direction, manually by T-shaped air inlet pipe to be assembled and two point thermal transfers
Section device is placed in positioning fixture box；
3）Press startup knob or step on floor push, positioning fixture box is rotated to station is tightened, and screw locking machine is started working, two
Individual to send nail tracheae while being automatically fed into screw and tightening a screw of left and right valve body respectively, then screw locking machine rotates, again
It is automatically fed into screw and tightens another screw of left and right valve body respectively；
4）Workpiece is moved to Flow-rate adjustment station simultaneously with positioning fixture box, and control unit control rotating mechanism causes positioning fixture
90 degree of upsets of box make valve rod and aperture regulation screw consistent with the axial direction of servomotor to horizontal level；
5）Flow-rate adjustment：On the air inlet automatic butt of compressed air head and T-shaped air inlet pipe, attaching plug and ignition governor
Power interface automatic butt, switch valve rod positioner adjusts valve rod the point that detection side is connected to maximum gas output state
Firearm power supply, opens the magnetic valve of air-source, waits after steady air current, aperture adjustment mechanism slowly rotates, and read air inlet in real time
The air flow value of mouth, the error range of permission is reached until reading difference between flow value and setting value, and servomotor stops
Rotate and return, disconnect the side ignitor power supply, connect opposite side ignition power, and the same aperture adjustment process of repetition,
System automatically terminates tracheae butt joint and power supply butt joint, switch valve rod positioning system reset, worktable rotary to next station；
6）Air-leakage test：Workpiece is moved to detection station, compressed air head and the air inlet of T-shaped air inlet pipe with clamp box simultaneously
Automatic butt, opens compressed air electromagnetic valve, waits pressure to be raised to closing air pressure switch valve after setting value, reads and record
The situation of change of setting time pressure sensor；If in the setting time, pressure drop is more than setting value, then the work
Part air-tightness is unqualified, is pointed out by sound and light alarm；If pressure drop is less than setting value, air-leakage test is qualified, green
Indicator lamp is bright, and the detection of two igniter air-tightness is carried out simultaneously；
7）Detection station automatically terminates tracheae butt joint, is rotated back to loading and unloading station, manually takes workpiece from positioning fixture box
Go out, point paint is carried out in screw position, and bar code is read with scanner scanning bar shaped, correspondence workpiece box is put into, by positioning fixture
Box puts back to feeding station, repeats above step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710095997.7A CN106964970B (en) | 2017-02-22 | 2017-02-22 | Automatic assembling machine for ignition device of gas stove and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710095997.7A CN106964970B (en) | 2017-02-22 | 2017-02-22 | Automatic assembling machine for ignition device of gas stove and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106964970A true CN106964970A (en) | 2017-07-21 |
| CN106964970B CN106964970B (en) | 2020-06-16 |
Family
ID=59328334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710095997.7A Expired - Fee Related CN106964970B (en) | 2017-02-22 | 2017-02-22 | Automatic assembling machine for ignition device of gas stove and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106964970B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107538220A (en) * | 2017-08-25 | 2018-01-05 | 浙江科技学院 | A kind of exhaust fume collecting hood automatic assembly equipment |
| CN108318067A (en) * | 2018-02-28 | 2018-07-24 | 广东万家乐燃气具有限公司 | Automatic detection device and quality inspection system |
| CN110480333A (en) * | 2019-07-20 | 2019-11-22 | 浙江锋龙电气股份有限公司 | A kind of gasoline engine igniter processing technology |
| CN111089797A (en) * | 2018-10-24 | 2020-05-01 | 宁波方太厨具有限公司 | Rigid detection system for stainless steel panel of stove |
| CN113478225A (en) * | 2021-07-27 | 2021-10-08 | 杭州德意电器股份有限公司 | Automatic assembly production line for gas stove |
| CN114227203A (en) * | 2021-11-18 | 2022-03-25 | 西南石油大学 | Automatic butt joint device for hydraulic quick joint and using method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101048617A (en) * | 2004-10-28 | 2007-10-03 | 电气联合股份有限公司 | Improved gas kitchen ranges |
| CN101045278A (en) * | 2006-03-29 | 2007-10-03 | 李康羽 | An apparatus for assembling the inserts of disposable gas lighters |
| CN202393563U (en) * | 2011-11-29 | 2012-08-22 | 长城汽车股份有限公司 | Lamination and air-tightness detection device for front fog lamp of automobile |
| US20120298094A1 (en) * | 2011-05-26 | 2012-11-29 | Chao-Hui Lin | Thermal Insulation Apparatus And Method |
| CN203696409U (en) * | 2014-02-25 | 2014-07-09 | 珠海格力电器股份有限公司 | Operating equipment for pipe joint |
| CN203726117U (en) * | 2014-03-10 | 2014-07-23 | 惠州永利通金属制品有限公司 | Automatic screw locking machine |
| CN105424354A (en) * | 2015-12-30 | 2016-03-23 | 慈溪市天行电器有限公司 | Dual-channel proportional valve automatic action performance and leak testing machine |
| CN205414884U (en) * | 2016-03-18 | 2016-08-03 | 厦门微能电子科技有限公司 | Automatic material assembly machine that blows of air pump screw |
| CN205927776U (en) * | 2016-07-29 | 2017-02-08 | 东莞市科讯机械自动化设备有限公司 | Lid automatic assembly machine behind cooking utensils gas valve |
-
2017
- 2017-02-22 CN CN201710095997.7A patent/CN106964970B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101048617A (en) * | 2004-10-28 | 2007-10-03 | 电气联合股份有限公司 | Improved gas kitchen ranges |
| CN101045278A (en) * | 2006-03-29 | 2007-10-03 | 李康羽 | An apparatus for assembling the inserts of disposable gas lighters |
| US20120298094A1 (en) * | 2011-05-26 | 2012-11-29 | Chao-Hui Lin | Thermal Insulation Apparatus And Method |
| CN202393563U (en) * | 2011-11-29 | 2012-08-22 | 长城汽车股份有限公司 | Lamination and air-tightness detection device for front fog lamp of automobile |
| CN203696409U (en) * | 2014-02-25 | 2014-07-09 | 珠海格力电器股份有限公司 | Operating equipment for pipe joint |
| CN203726117U (en) * | 2014-03-10 | 2014-07-23 | 惠州永利通金属制品有限公司 | Automatic screw locking machine |
| CN105424354A (en) * | 2015-12-30 | 2016-03-23 | 慈溪市天行电器有限公司 | Dual-channel proportional valve automatic action performance and leak testing machine |
| CN205414884U (en) * | 2016-03-18 | 2016-08-03 | 厦门微能电子科技有限公司 | Automatic material assembly machine that blows of air pump screw |
| CN205927776U (en) * | 2016-07-29 | 2017-02-08 | 东莞市科讯机械自动化设备有限公司 | Lid automatic assembly machine behind cooking utensils gas valve |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107538220A (en) * | 2017-08-25 | 2018-01-05 | 浙江科技学院 | A kind of exhaust fume collecting hood automatic assembly equipment |
| CN107538220B (en) * | 2017-08-25 | 2019-10-11 | 浙江科技学院 | A kind of exhaust fume collecting hood automatic assembly equipment |
| CN108318067A (en) * | 2018-02-28 | 2018-07-24 | 广东万家乐燃气具有限公司 | Automatic detection device and quality inspection system |
| CN108318067B (en) * | 2018-02-28 | 2024-02-02 | 广东万家乐燃气具有限公司 | Automatic detection device and quality control system |
| CN111089797A (en) * | 2018-10-24 | 2020-05-01 | 宁波方太厨具有限公司 | Rigid detection system for stainless steel panel of stove |
| CN111089797B (en) * | 2018-10-24 | 2021-11-26 | 宁波方太厨具有限公司 | Rigid detection system for stainless steel panel of stove |
| CN110480333A (en) * | 2019-07-20 | 2019-11-22 | 浙江锋龙电气股份有限公司 | A kind of gasoline engine igniter processing technology |
| CN110480333B (en) * | 2019-07-20 | 2021-06-22 | 浙江锋龙电气股份有限公司 | Processing technology of igniter for gasoline engine |
| CN113478225A (en) * | 2021-07-27 | 2021-10-08 | 杭州德意电器股份有限公司 | Automatic assembly production line for gas stove |
| CN113478225B (en) * | 2021-07-27 | 2023-03-31 | 杭州德意智家股份有限公司 | Automatic assembly production line for gas stove |
| CN114227203A (en) * | 2021-11-18 | 2022-03-25 | 西南石油大学 | Automatic butt joint device for hydraulic quick joint and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106964970B (en) | 2020-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106964970A (en) | A kind of gas range igniter automatic assembling machine and its control method | |
| CN110333317B (en) | Boron particle laser ignition combustion experimental device and experimental method | |
| CN104048801B (en) | Charge air cooler visual detection pressure testing table | |
| CN204594950U (en) | The constant volume combustion system analyzed is detected for solid fuel ignition | |
| CN109708145A (en) | For measuring the visualization high-pressure burner of propellant burning rate under more placement angles | |
| CN106596848A (en) | Novel oxygen sensor and encapsulating method thereof | |
| CN109900478A (en) | A kind of small and medium size unmanned aerial vehicles rocket thrust test device and test method | |
| CN108389636B (en) | Combustible gas explosion experiment system and method in a kind of small size pipeline | |
| CN109884267A (en) | The experimental provision and method measured for propellant multi-angle burn rate under overload condition | |
| CN110736396A (en) | Missile testing system | |
| CN110508658A (en) | Steel pipe spinning temperature automatic control equipment and control method | |
| CN109738608A (en) | Container conduit gas burst experimental provision and application method with concentration gradient | |
| CN101922733B (en) | Method and device for detecting and adjusting flame height of lighter | |
| CN103116000A (en) | Automatic cigarette ignition tendency test device | |
| CN209094890U (en) | A kind of automated assembly machine for sliding rail of automobile seat | |
| CN105955140A (en) | Methanol combustor controller and control method thereof | |
| CN206019982U (en) | Gas burst pressure is produced and loading experimental apparatus | |
| CN105257430B (en) | A kind of fuel gas supply system of high-performance gas engine | |
| CN110646211A (en) | Rocket engine pressure testing device and method | |
| CN107617852A (en) | A kind of Miniature solid rocket automatic loading method and device based on decrement control | |
| CN108120914A (en) | A kind of method and apparatus being used in X -ray inspection X spark plug proof voltage energy | |
| CN114062816A (en) | Electric explosion valve test system and test method thereof | |
| CN208196134U (en) | A kind of assembling and testing device of igniter for automobile | |
| CN211877898U (en) | Coal detection device | |
| CN207923537U (en) | A kind of gas fired-boiler smoke sampling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 Termination date: 20210222 |