CN104897092B - A kind of thread detecting device of nut thread checking machine - Google Patents
A kind of thread detecting device of nut thread checking machine Download PDFInfo
- Publication number
- CN104897092B CN104897092B CN201510351523.5A CN201510351523A CN104897092B CN 104897092 B CN104897092 B CN 104897092B CN 201510351523 A CN201510351523 A CN 201510351523A CN 104897092 B CN104897092 B CN 104897092B
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- cylinder
- nut
- thread
- hello barrel
- power set
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of thread detecting device of nut thread checking machine, including frame, motor, Switch of working position plate and swinging axle, swinging axle is rotated and is installed in frame, and Switch of working position plate is fixedly connected with swinging axle, and the Switch of working position plate is driven by swing power set；Slid axially the hello barrel being installed on Switch of working position plate, and material returned power set are fixed with the embedded hole of the hello barrel；The axial feeding power set fixed with Switch of working position plate, the axial feeding power set are connected with hello barrel, and the axial feeding power set drive hello barrel axial movement；The original position detection sensor and end position detection sensor being fixed in frame, original position detection sensor are corresponding with the head position of inspection screw thread；End position detection sensor is corresponding with the tail position of inspection screw thread.The thread detecting device can automatically check nut, so as to instead of the inspection of man-hour manually hand-held nut, improve the accuracy of checkability and assay.
Description
Technical field
The present invention relates to a kind of thread detecting device, a kind of thread detecting device of nut thread checking machine is particularly related to.
Background technology
The screw thread process quality of nut needs inspection, and the nut with qualified screw thread rotates right and wrong when coordinating with screw rod
Often smoothly, it is that Caton phenomenon occurs when there is the nut of qualified screw thread to coordinate on screw rod, so as to influence its qualified
Use, and do not have the equipment that automatic inspection is carried out to the screw thread of screw thread at present, be generally all to need hand-held nut to be placed on screw rod
On, whether the cooperation experienced using operator between nut and screw rod is smooth, so as to check the screw thread quality of nut.And it is this
There are many drawbacks in backward detection mode：1. due to being the detection of man-hour manually hand-held nut, while judging that screw thread quality is also artificial
Judge, therefore, it is higher for the skill set requirements of workman, it is necessary to the veteran of certain experiences could complete.2. due to artificial operation,
Therefore the efficiency of inspection is very low.3., there is certain risk in man-hour manually hand-held；4. the result of inspection is also not necessarily accurate.
The content of the invention
The technical problems to be solved by the invention are：A kind of thread detecting device of nut thread checking machine, the spiral shell are provided
Line detection means can automatically check nut, so as to instead of the inspection of man-hour manually hand-held nut, improve checkability and assay
Accuracy.
In order to solve the above technical problems, the technical scheme is that：A kind of thread measurement dress of nut thread checking machine
Put, including frame；The motor being fixed in frame, is provided with inspection screw thread on the output shaft of the motor；Switch of working position plate and pendulum
Moving axis, the swinging axle is be arranged in parallel with the output shaft of motor, and the swinging axle is rotated and is installed in frame, the Switch of working position
Plate is fixedly connected with swinging axle, and the Switch of working position plate is driven in testing station and feeding station toward physical pendulum from swing power set
It is dynamic；Slid axially the hello barrel being installed on Switch of working position plate, and matched with nut outline embedded is provided with the hello barrel
Hole, is fixed with the material returned power set that the nut that will have been detected is released in the embedded hole of the hello barrel；
The axial feeding power set fixed with Switch of working position plate, the axial feeding power set are connected with hello barrel, should
Axial feeding power set drive hello barrel to move axially makes the nut in embedded hole match somebody with somebody with the inspection screw thread of the output shaft of motor
Close inspection；
The original position detection sensor and end position detection sensor being fixed in frame, the original position detection
Sensor is corresponding with the head position of inspection screw thread；End position detection sensor is corresponding with the tail position of inspection screw thread.
Used as a kind of preferred scheme, the axial feeding power set include axial feeding cylinder, the axial feeding
Cylinder is fixed on cylinder block, and the cylinder block is fixed on swinging axle and positioned at the rear of Switch of working position plate, the axial feeding
The piston rod of cylinder coordinates promotion hello barrel to move axially forward and coordinates with motor output shaft with hello barrel, and the hello barrel is gentle
Dynamic clamping head and quiet clamping head is provided between cylinder seat.
Used as a kind of preferred scheme, the dynamic clamping head and quiet clamping head is extension spring, after front end face, the hello barrel of the cylinder block
End face is provided with hook, and the extension spring is installed on the hook of cylinder block and hello barrel.
Used as a kind of preferred scheme, the swing power set include an oscillating motor, and the oscillating motor is fixed on
It is connected in frame and with swinging axle, the angular stop means of restricted swinging axle deflection angle is set in the frame.
Used as a kind of preferred scheme, the angular stop means include a spacing collar, and the spacing collar is sleeved on
Swing arm one end and it is fixedly connected with swing arm, base is provided with the frame, the base is located under the stop collar
Side simultaneously supports the stop collar, and the periphery of the stop collar is provided with two limiting plates, and the limiting plate is supported positioned at stop collar
The both sides at position, spacing cooperation between limiting plate and base.
Used as a kind of preferred scheme, the hello barrel includes cylinder, and the cylinder is provided with the embedded hole, the cylinder
Front end periphery is provided with flange, and the rear end of cylinder is provided with the rear shrouding for blocking embedded hole rear end, is set on the rear shrouding
There are the material returned power set, the material returned power set are located in embedded hole, are provided with the side wall of the cylinder axially extending
Feather key.
Used as a kind of preferred scheme, the material returned power set are material returned cylinder, and the cylinder body of the material returned cylinder is fixed on
Afterwards on shrouding, the piston rod and nut screw connection of material returned cylinder.
Used as a kind of preferred scheme, the cylinder block is a crank, and the crank one end is fixed on swing arm, another
The axial feeding cylinder is installed at end, and fixed mount is provided with the frame, testing station detection is provided with the fixed mount and is passed
Sensor and feeding station detection sensor, the rear end face of the crank are detected with the testing station detection sensor and feeding station
Sensor coordinates.
After employing above-mentioned technical proposal, effect of the invention is：Can quickly be examined using the thread detecting device
Survey, nut is put into hello barrel can promote hello barrel to slide axially using axial feeding power set, so that nut sleeve
On the inspection screw thread of motor output shaft, can be to hello barrel using original position detection sensor and end position detection sensor
Original position and end position detected, if the screw thread of general nut is qualified, then axial direction of the nut on output shaft
Operation is just very smooth, and whole process is consistent due to the rotating speed of output shaft, and axial feeding power set promote hello barrel motion
Speed be basically unchanged, therefore since original position detection sensor detect hello barrel enter, until end position examine
The time that survey sensor detects consumption untill hello barrel runs to end position is basically identical, by judging that original position is detected
The time difference T that sensor and end position detection sensor receive signal can determine whether whether screw thread is qualified, and screw thread is qualified
The nut time difference is essentially identical, and the underproof nut of screw thread is had some setbacks due to operation, and its time difference T1 is closed more than screw thread certainly
The time difference T of the nut inspection of lattice, thus can accurately judge that whether nut is qualified, has reached the mesh of Aulomatizeted Detect
's.
Again due to it is described swing power set include an oscillating motor, the oscillating motor be fixed in frame and with swing
Axle is connected, and the angular stop means of restricted swinging axle deflection angle are set in the frame, therefore, using oscillating motor
Swinging axle beat can be driven, Switch of working position plate is swung between testing station and feeding station, and feeding station can match somebody with somebody
One automatic charging device of set, and angular stop means can make the movement position of Switch of working position plate accurately and reliably, it is ensured that inspection
Be smoothed out.
Again because the axial feeding power set include axial feeding cylinder, the axial feeding cylinder is fixed on cylinder
On seat, the cylinder block is fixed on swinging axle and positioned at the rear of Switch of working position plate, the piston rod of the axial feeding cylinder with
Hello barrel coordinates promotion hello barrel to move axially forward and coordinates with motor output shaft, is provided between the hello barrel and cylinder block
Dynamic clamping head and quiet clamping head, the axial feeding powerplant configuration is more reasonable, and axial feeding power set move beat with swinging axle, from
And all the time with hello barrel position geo-stationary, facilitate feeding.
Again because the hello barrel includes cylinder, the cylinder is provided with the embedded hole, and the front end periphery of the cylinder is set
There is flange, the rear end of cylinder is provided with the rear shrouding for blocking embedded hole rear end, the material returned is provided with the rear shrouding and is moved
Power apparatus, the material returned power set are located in embedded hole, and axially extending feather key is provided with the side wall of the cylinder.Should feed
Barrel can be realized sliding axially, it is to avoid itself rotation, facilitate nut to fix, while can be by after detection using material returned power set
Nut is released, and realizes the automation of blanking.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural perspective of the hello barrel in feeding station of the embodiment of the present invention；
Fig. 2 is the structural perspective of the hello barrel in testing station of the embodiment of the present invention；
Fig. 3 is the sectional view of hello barrel；
Fig. 4 is the stereogram of hello barrel；
In accompanying drawing：1. frame；2. motor；3. output shaft；4. end position detection sensor；5. original position detection is sensed
Device；6. Switch of working position plate；7. hello barrel；71. cylinders；72. flanges；Shrouding after 73.；74. feather keys；8. cylinder block；9. axially
Feeding cylinder；10. extension spring；11. fixed mounts；12. swinging axles；13. spacing collars；131. limiting plates 131；14. bases；15. pendulum
Dynamic motor；16. testing station detection sensors；17. feeding station detection sensors；18. nuts；19. material returned cylinders；In 20.
Embedding hole；21. hooks.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail.
It is the traffic direction determination with nut 18 on output shaft 3 before described in the invention, direction of advance is preceding, is retreated
After direction is, and for the output shaft 3 of motor 2, output shaft 3 has one end for free end, therefore, the free end of output shaft 3
Upper to set inspection screw thread, the end of the free end of output shaft 3 is then head, and corresponding position is then afterbody.
As shown in Figure 1, 2, a kind of thread detecting device of nut thread checking machine, including frame 1；The frame 1 is really
One piece of platy structure；The motor 2 being fixed in frame 1, inspection screw thread is provided with the output shaft 3 of the motor 2, the motor 2 by
Switch control can be with rotating；Switch of working position plate 6 and swinging axle 12, the swinging axle 12 is parallel with the output shaft 3 of motor 2 to be set
Put, the swinging axle 12 is rotated and is installed in frame 1, and the Switch of working position plate is fixedly connected with swinging axle 12, the Switch of working position
Plate 6 makes in testing station and feeding station reciprocally swinging with power set driving is swung；The Switch of working position plate 6 includes an arc
Shape plate and a crankshaft cheek, the crankshaft cheek is integrally fixed on swinging axle 12, and arc is connected to the upper end of crankshaft cheek.
Slide axially the hello barrel 7 being installed on Switch of working position plate 6, is provided with and the outline of nut 18 in the hello barrel 7
The embedded hole 20 of matching, the material returned power set that the nut 18 that will have been detected is released are fixed with the embedded hole 20 of the hello barrel 7；
Being positioned at for hello barrel 7 is mounted on arc, when hello barrel 7 moves to testing station, one end of Switch of working position plate 6
To coordinate the upper barrel of closure with the upper barrel of feeding device, and when hello barrel 7 moves to feeding station, hello barrel 7 it is embedded
Hole 20 and upper barrel corresponding matching.
The axial feeding power set fixed with Switch of working position plate 6, the axial feeding power set are connected with hello barrel 7,
The axial feeding power set drive hello barrel 7 to move axially the inspection for making the nut 18 in embedded hole 20 and the output shaft 3 of motor 2
Test screw thread and coordinate inspection；
The original position detection sensor 5 and end position detection sensor 4 being fixed in frame 1, the original position
Detection sensor is corresponding with the head position of inspection screw thread；End position detection sensor 4 and the tail position pair for checking screw thread
Should, the original position detection sensor 5 and end position detection sensor 4 can be examined using reflective photoelectric sensor
Survey.
Wherein, as shown in Figure 1, 2, the axial feeding power set include axial feeding cylinder 9, the axial feeding gas
Cylinder 9 is fixed on cylinder block 8, and the cylinder block 8 is fixed on swinging axle 12 and positioned at the rear of Switch of working position plate 6, the cylinder
Seat 8 is a crank, and the crank one end is fixed on swing arm, and the other end installs the axial feeding cylinder 9, and the axial direction is fed
Expect that the piston rod and hello barrel 7 of cylinder 9 coordinate promotion hello barrel 7 to move axially forward and coordinate with the output shaft 3 of motor 2, it is described
Dynamic clamping head and quiet clamping head is provided between hello barrel 7 and cylinder block 8.The dynamic clamping head and quiet clamping head is extension spring 10, the front end of the cylinder block 8
Face, the rear end face of hello barrel 7 are provided with hook 21, and the extension spring 10 is installed on the hook 21 of cylinder block 8 and hello barrel 7.
Certainly, if the axial feeding cylinder 9 is using double-acting cylinder, then the piston rod of axial feeding cylinder 9 directly with hello barrel 7
Connection, then can just omit dynamic clamping head and quiet clamping head.In addition, axial feeding power set also can be using other axis drives sides
Formula, such as linear electric motors.
It is described swing power set include an oscillating motor 15, the oscillating motor 15 be fixed in frame 1 and with swing
Axle 12 is connected, and the angular stop means of the deflection angle of restricted swinging axle 12 are set in the frame 1.The angle limit
Device includes a spacing collar 13, and the spacing collar 13 is sleeved on swing arm one end and is fixedly connected with swing arm, the machine
Base 14 is provided with frame 1, the base 14 is located at the lower section of the stop collar and supports the stop collar, the stop collar
Periphery is provided with two limiting plates 131, and the limiting plate 131 is located at the both sides of stop collar support zone, limiting plate 131 and base
Spacing cooperation between 14.The rotational angle of spacing collar 13 can be limited using two limiting plates 131, so as to limit swinging axle
12 pendulum angle, the angular stop means utilize mechanical position limitation, spacing reliable and stable.
Fixed mount 11 is installed in the frame 1, testing station detection sensor 16 and upper is provided with the fixed mount 11
Material station detection sensor 17, the rear end face of the crank and the testing station detection sensor 16 and feeding station detection sensing
Device 17 coordinates.Angle of oscillation can be further limited using testing station detection sensor 16 and feeding station detection sensor 17
Degree, improves the degree of accuracy.
As shown in Figure 3,4, the hello barrel 7 includes cylinder 71, and the cylinder 71 is provided with the embedded hole 20, the cylinder 71
Front end periphery be provided with flange 72, the rear end of cylinder 71 is provided with the rear shrouding 73 for blocking the rear end of embedded hole 20, it is described after
The material returned power set are provided with shrouding 73, the material returned power set are located in embedded hole 20, the side wall of the cylinder 71
On be provided with axially extending feather key 74, the feather key 74 can avoid cylinder 71 from rotating, so that the axial movement of 18, nut
Without rotating.The material returned power set are material returned cylinder 19, and the cylinder body of the material returned cylinder 19 is fixed on rear shrouding 73, the material returned
The piston rod of cylinder 19 coordinates with nut 18.
Operation principle of the invention is：Firstly, it is necessary to nut 18 is sent in the embedded hole 20 of hello barrel 7, its feeding
Mode can manually or automatically, and the present invention uses the mode of automatic charging, when hello barrel 7 is in feeding station, on
Be sent to nut 18 in hello barrel 7 by material device, and then oscillating motor 15 is acted, after driving hello barrel 7 to swing to testing station
Stop swinging, then axial feeding cylinder 9 is acted, promote hello barrel 7 move axially forward, hello barrel 7 just drive nut 18 by
Gradually near the output shaft 3 of motor 2, motor 2 starts, and the setting positive turn nut 18 of output shaft 3 advances, and reversion nut 18 is retreated, now,
Motor 2 is first rotated forward, and now original position detection sensor 5 detects hello barrel 7 and comes into, and then hello barrel 7 goes ahead
Axial movement, after end position detection sensor 4 detects hello barrel 7, motor 2 is inverted, after hello barrel 7 then drives nut 18
Move back and separated with output shaft 3, nut 18 is released from embedded hole 20 by material returned cylinder then.The setting normal nut 18 of screw thread exists
The time of smooth operation is 1s on output shaft 3, then since timing after original position detection sensor 5 detects hello barrel 7,
End position detection sensor 4 is certain to detect hello barrel 7 after crossing 1s, if the screw thread of nut 18 is unqualified, then Jiu Hui
There is Caton phenomenon in movement on output shaft 3, and run time is more than 1s, an error amount can be provided, for example, working as end position certainly
Detection sensor 4 does not detect hello barrel 7 also after 1.2s, then it represents that the screw thread of the nut 18 is unqualified, thus real
The automation of the thread measurement of nut 18 is showed.
Using the screw thread of thread detecting device automatic detection nut 18, the accurate of detection efficiency and testing result is improve
Property, manpower is saved, reduce the generation of security incident.
Embodiment described above is only the description to the preferred embodiment of the present invention, not as the limit to the scope of the invention
Fixed, on the basis of design spirit of the present invention is not departed from, the various modifications made to technical solution of the present invention and transformation all should fall
Enter in the protection domain of claims of the present invention determination.
Claims (8)
1. a kind of thread detecting device of nut thread checking machine, it is characterised in that：Including
Frame；
The motor being fixed in frame, is provided with inspection screw thread on the output shaft of the motor；
Switch of working position plate and swinging axle, the swinging axle are be arranged in parallel with the output shaft of motor, and the swinging axle is rotated and is installed on
In frame, the Switch of working position plate is fixedly connected with swinging axle, and the Switch of working position plate is driven in inspection man by swing power set
Position and feeding station reciprocally swinging；
Slid axially the hello barrel being installed on Switch of working position plate, and matched with nut outline embedded is provided with the hello barrel
Hole, is fixed with the material returned power set that the nut that will have been detected is released in the embedded hole of the hello barrel；
The axial feeding power set fixed with Switch of working position plate, the axial feeding power set are connected with hello barrel, the axial direction
The inspection screw thread that feeding power set drive hello barrel axial movement and make to embed the output shaft of the nut and motor in hole coordinates inspection
Test；
The original position detection sensor and end position detection sensor being fixed in frame, the original position detection sensing
Device is corresponding with the head position of inspection screw thread；End position detection sensor is corresponding with the tail position of inspection screw thread.
2. a kind of thread detecting device of nut thread checking machine as claimed in claim 1, it is characterised in that：Feed the axial direction
Material power set include axial feeding cylinder, and the axial feeding cylinder is fixed on cylinder block, and the cylinder block is fixed on swing
On axle and positioned at the rear of Switch of working position plate, piston rod and the hello barrel of the axial feeding cylinder coordinate promotion hello barrel forward
Axial movement coordinates with motor output shaft, and dynamic clamping head and quiet clamping head is provided between the hello barrel and cylinder block.
3. a kind of thread detecting device of nut thread checking machine as claimed in claim 2, it is characterised in that：The elasticity is multiple
Position part is extension spring, and the front end face of the cylinder block, the rear end face of hello barrel are provided with hook, and the extension spring is installed on cylinder block
On the hook of hello barrel.
4. a kind of thread detecting device of nut thread checking machine as claimed in claim 3, it is characterised in that：It is described to swing dynamic
Power apparatus include an oscillating motor, and the oscillating motor is fixed in frame and is connected with swinging axle, set in the frame
It is equipped with the angular stop means of limitation swinging axle deflection angle.
5. a kind of thread detecting device of nut thread checking machine as claimed in claim 4, it is characterised in that：The angle limit
Position device includes a spacing collar, and the spacing collar is sleeved on swing arm one end and is fixedly connected with swing arm, the frame
On be provided with base, the base is located at the lower section of the stop collar and supports the periphery of the stop collar, the stop collar to set
Two limiting plates are equipped with, the limiting plate is located at the both sides of stop collar support zone, spacing cooperation between limiting plate and base.
6. a kind of thread detecting device of nut thread checking machine as claimed in claim 5, it is characterised in that：The hello barrel
Including cylinder, the cylinder is provided with the embedded hole, and the front end periphery of the cylinder is provided with flange, the rear end of cylinder be provided with by
The rear shrouding of embedded hole rear end closure, is provided with the material returned power set on the rear shrouding, the material returned power set are located at
In embedded hole, axially extending feather key is provided with the side wall of the cylinder.
7. a kind of thread detecting device of nut thread checking machine as claimed in claim 6, it is characterised in that：The material returned is moved
Power apparatus are material returned cylinder, and the cylinder body of the material returned cylinder is fixed on rear shrouding, the piston rod and nut screw connection of material returned cylinder.
8. a kind of thread detecting device of nut thread checking machine as claimed in claim 7, it is characterised in that：The cylinder block
It is a crank, the crank one end is fixed on swing arm, and the other end is provided with the axial feeding cylinder, pacifies in the frame
Equipped with fixed mount, testing station detection sensor and feeding station detection sensor are provided with the fixed mount, the crank
Rear end face coordinates with the testing station detection sensor and feeding station detection sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510351523.5A CN104897092B (en) | 2015-06-24 | 2015-06-24 | A kind of thread detecting device of nut thread checking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510351523.5A CN104897092B (en) | 2015-06-24 | 2015-06-24 | A kind of thread detecting device of nut thread checking machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104897092A CN104897092A (en) | 2015-09-09 |
| CN104897092B true CN104897092B (en) | 2017-06-30 |
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ID=54029905
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510351523.5A Active CN104897092B (en) | 2015-06-24 | 2015-06-24 | A kind of thread detecting device of nut thread checking machine |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644447B (en) * | 2016-12-30 | 2023-08-25 | 东莞市嘉明金属制品有限公司 | Full-automatic internal thread detection device |
| CN108195266B (en) * | 2017-12-28 | 2019-12-17 | 保定市格瑞机械有限公司 | Automatic discharging mechanism, thread detection device and thread detection method |
| CN110496793A (en) * | 2018-05-18 | 2019-11-26 | 深圳市京田精密科技有限公司 | A kind of device of automatic detection nut inner thread |
| CN111929046B (en) * | 2020-07-31 | 2022-03-08 | 山东高强紧固件有限公司 | Nut thread detection equipment |
| CN112691935B (en) * | 2020-12-06 | 2022-09-30 | 太仓超亿紧固件有限公司 | Automatic system for nut detection and working method thereof |
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Address after: 215634 Suzhou City, Zhangjiagang Province, the Yangtze River town, the Yangtze River Road, No. 38 Suzhou Chun Chang communications Polytron Technologies Inc Applicant after: Suzhou Junchang Communication Technology Co., LTD. Address before: Suzhou City, Jiangsu province 215633 gold town Zhangjiagang city Changan Road 38, Zhangjiagang port electronic coating Co. Ltd. Applicant before: ZHANGJIAGANG GANGQU ELECTRONIC PLATING-MEMBRANCE CO., LTD. |
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