CN209400154U - Detection device - Google Patents
Detection device Download PDFInfo
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- CN209400154U CN209400154U CN201822009674.4U CN201822009674U CN209400154U CN 209400154 U CN209400154 U CN 209400154U CN 201822009674 U CN201822009674 U CN 201822009674U CN 209400154 U CN209400154 U CN 209400154U
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- seal
- workpiece
- sealing
- detection device
- moving member
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Abstract
The utility model provides a kind of detection device, it is detected for the air-tightness to workpiece, detection device further includes pedestal, transfer mechanism, the first sealing mechanism and the second sealing mechanism, first sealing mechanism includes substrate, fixed fixture and at least one first seal assembly, first seal assembly includes moving member and first seal, and moving member can drive first seal mobile and first seal is made to compress the side for being sealed in workpiece；Second sealing mechanism includes the second seal assembly and the second sealing actuator, second seal assembly includes second seal, the side of second seal is equipped with pressing slot, the opposite sides for pressing slot is equipped with inlet channel and outlet passageway, and the second sealing actuator can drive the second seal assembly mobile towards fixed fixture and press the pressing slot of second seal and be set on workpiece to be sealed workpiece to detect.The utility model is not only easy to operate, but also sealing effect is good, and detection data is accurate.
Description
Technical field
The utility model relates to a kind of detection device more particularly to a kind of detections for workpiece progress air-leakage test
Device.
Background technique
Currently, the waterproof performance to workpiece needs to be sealed workpiece when testing, existing sealing mechanism generally passes through
Cylinder driving sealing element is sealed detected product.However, having when cylinder drives sealing element sealed product for side
The workpiece in hole is difficult to seal, so that influencing last testing result.
Utility model content
In view of this, it is necessary to provide a kind of good detection devices of sealing effect to solve the above problems.
A kind of detection device is detected for the air-tightness to workpiece, and the detection device further includes rack and transfer
Mechanism, the rack include pedestal, and the transfer mechanism is set on the pedestal, and the detection device includes the first sealing mechanism
With the second sealing mechanism,
First sealing mechanism includes substrate, fixed fixture and at least one first seal assembly, the substrate sliding
It is assemblied on the transfer mechanism, the fixed fixture is set on the substrate and for fixing the workpiece, and described first is close
Sealing assembly includes moving member and first seal, and the moving member is slideably positioned in the side of the fixed fixture, the movement
Part can drive the first seal mobile and compress the side for sealing the workpiece；
Second sealing mechanism is set on the pedestal, and second sealing mechanism includes the second seal assembly and second
Actuator is sealed, second seal assembly includes second seal and impeller, and the second seal is close to the pedestal
Side be equipped with the pressing slot for accommodating the workpiece, the side of the pressing slot is equipped with through the second seal side and passes through
The inlet channel of the pressing groove bottom is worn, the other side of the pressing slot is equipped with through the second seal side and runs through
The outlet passageway of the pressing slot side, second sensor is equipped at the outlet passageway；The second sealing actuator can drive
Moving second seal assembly is set to the pressing slot pressure on the workpiece to carry out to workpiece towards the fixed fixture is mobile
Sealing；The impeller can push the moving member sliding so that first seal compresses the side for sealing the workpiece.
The transfer mechanism includes lead screw, the feed screw nut cooperated with the lead screw and shifting in one of the embodiments,
Actuator is carried, the feed screw nut is fixedly connected with the substrate, and the transfer actuator can drive the lead screw to rotate and make
The substrate and the feed screw nut are slided along the lead screw.
The transfer mechanism further includes line rail and sliding block in one of the embodiments, and the line rail is two and is set to
The opposite sides of the lead screw, the sliding block are multiple and slidable fit on the line rail, the substrate and multiple cunnings
Block is fixedly connected.
First seal assembly further includes at least one locating piece in one of the embodiments, the locating piece edge
The fixed fixture is provided at circumferentially spaced on the substrate, and the locating piece is equipped with for in the fixed fixture
The positioning region that the workpiece is positioned.
In one of the embodiments, the locating piece include ontology, the positioning region on the ontology and be set to institute
State the pilot hole on ontology；Second seal assembly is equipped with the guide pin cooperated with the pilot hole.
The impeller includes pushing frame and cam in one of the embodiments, and the pushing frame is fixed on described
On two seal assemblies, the cam is rotatably dispose in the pushing frame, and the cam can push the moving member to slide.
First seal assembly further includes sliding rail, sliding shoe and supporting piece, the sliding in one of the embodiments,
Block is two and slidable fit is on the sliding rail, and the moving member and the supporting piece are respectively fixed on the sliding shoe,
For the supporting piece between the moving member and the fixed fixture, it is close that the first seal is fixed on the supporting piece
The side of the fixed fixture, the moving member can push the supporting piece towards the fixed fixture movement so that described first is close
Sealing compresses the side for sealing the workpiece.
First seal assembly further includes first sensor in one of the embodiments, and the first sensor is solid
Due to being sensed between the moving member and the supporting piece with the pressure for compressing the workpiece to the first seal.
The first seal further includes guide rod and two brackets in one of the embodiments, and the bracket is fixed on
Opposite sides on the substrate and positioned at the sliding rail, the setting direction of the guide rod is parallel with the sliding rail, the guide rod
One end be fixed on the bracket, the sliding of the other end of the guide rod is arranged in the moving member, moving member energy edge
Guide rod guiding sliding.
The detection device further includes scanner in one of the embodiments, and the scanner is used for the work
Number on part is scanned to carry out data statistics.
The detection device of the utility model drives the second seal assembly court to be fixed with workpiece by the second sealing actuator
Fixed fixture is mobile, and the pressing slot pressure of second seal is made to be set to the upper surface of the workpiece to carry out to the workpiece end face
Sealing, is sealed by side of the first seal to workpiece, and measures work by the air pressure change in detection pressing slot
The air-tightness of part.Compared with the existing technology, the utility model is not only easy to operate, but also sealing effect is good, and detection data is accurate.
Detailed description of the invention
Fig. 1 is the perspective view of the detection device in the embodiments of the present invention.
Fig. 2 is the perspective view of the part of measuring device shown in FIG. 1.
Fig. 3 is the stereogram exploded view of the first seal assembly in Fig. 2.
Fig. 4 is the perspective view of the second seal assembly in Fig. 1.
Main element symbol description
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
Below in conjunction with the attached drawing in the utility model embodiment, to the technical solution in the utility model embodiment
It being clearly and completely described, it is clear that described embodiment is only a part of embodiment of the utility model, without
It is whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creation
Property labour under the premise of every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.When an element is considered as " being set to " another element, it
It can be and be set up directly on another element or may be simultaneously present centering elements.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
Referring to Fig. 1, the embodiments of the present invention propose a kind of detection device 100, for carrying out gas to workpiece 200
Close property detection.Detection device 100 includes rack 10, transfer mechanism 20, the first sealing mechanism 30, the second sealing mechanism 40 and scanning
Device 50.
Specifically, transfer mechanism 20, the second sealing mechanism 40 and scanner 50 are set in rack 10.First sealing mechanism
30 are set on transfer mechanism 20 and move under the driving of transfer mechanism 20.First sealing mechanism 30 and the second sealing mechanism 40
With the use of to be sealed to workpiece 200.The number that scanner 50 is used to scan on workpiece 200 is scanned to be counted
According to statistics.
Referring to Fig. 2, rack 10 includes pedestal 11, the generally rectangular shaped plate of pedestal 11.Pedestal 11 is equipped with transfer mechanism
20。
In the present embodiment, transfer mechanism 20 includes lead screw 21, feed screw nut 22, transfer actuator 23, line rail 24, sliding block
25 and transfer plate 26.Two line rails 24 are spaced and parallel to be set on pedestal 11.Sliding block 25 is the online rail 24 of multiple and slidable fit
On.Transfer actuator 23 is set to one end on pedestal 11 and close to pedestal 11.Lead screw 21 is rotatably dispose on pedestal 11 and position
Between two line rails 24.The setting direction of lead screw 21 is parallel with two line rails 24.One end of lead screw 21 and moving for transfer actuator 23
Power output end is connected, and transfer actuator 23 can drive lead screw 21 to rotate.Feed screw nut 22 is screwed together on lead screw 21 and in lead screw
It is moved under 21 rotation along lead screw 21.The generally rectangular shaped plate structure of transfer plate 26, transfer plate 26 are fixed on multiple 25 Hes of sliding block
On feed screw nut 22, feed screw nut 22 can drive rail 24 along transfer plate 26 mobile.In the present embodiment, transfer actuator 23 is
Servo motor.
First sealing mechanism 30 is set on the transfer plate 26 of transfer mechanism 20.In the present embodiment, the first sealing mechanism 30
It is four, and is set on transfer plate 26 in array-like.First sealing mechanism 30 includes substrate 31, fixed fixture 32, locating piece
33 and first seal assembly 34.Substrate 31 is generally rectangular shaped, and substrate 31 is fixed on transfer plate 26.Fixed fixture 32 is set to base
The middle part of plate 31 simultaneously is used to fix workpiece 200.Locating piece 33 be at least one, and along fixed fixture 32 be provided at circumferentially spaced in
It is mobile for limiting the workpiece 200 being placed in fixed fixture 32 on substrate 31.First seal assembly 34 is at least one and week
To being arranged at intervals on substrate 31, the side opening (not shown) for the workpiece 200 after positioning to locating piece 33 is sealed, and first
Interval of the seal assembly 34 between two locating pieces 33.
In the present embodiment, be arranged with sealing ring in fixed fixture 32, so as to workpiece 200 close to one end of substrate 31 into
Row sealing.
In the present embodiment, the quantity of locating piece 33 four, four respectively close to fixed fixture 32 of four locating pieces 33
Edge.In other embodiments, the quantity of locating piece 33 is three, three respectively close to fixed fixture 32 of three locating pieces 33
Edge does not limit specifically herein.
Specifically, locating piece 33 includes ontology 331, positioning region 332 and pilot hole 333.Ontology 331 is substantially in blocky knot
Structure, and be fixed on substrate 31.Positioning region 332 is set to ontology 331 close to one end of fixed fixture 32, for positioning fixed fixture
Workpiece 200 in 32 is to prevent workpiece 200 from moving in fixed fixture 32.In the present embodiment, pilot hole 333 is set to ontology
331 circular holes far from 31 side of substrate.
In the present embodiment, the quantity of the first seal assembly 34 is three, and three the first seal assemblies 34 are respectively close to solid
Determine three edges of jig 32.In other embodiments, the quantity of the first seal assembly 34 may be four, and four first close
Four edges of the sealing assembly 34 respectively close to fixed fixture 32.
Referring to Fig. 3, each first seal assembly 34 includes sliding rail 341, sliding shoe 342, moving member 343, supporting piece
344, first seal 345 and first sensor 346.Wherein, the end of 341 self-reference substrate 31 of sliding rail is set towards the extension of fixed fixture 32
It is placed on substrate 31, and interval of the sliding rail 341 between two locating pieces 33.The quantity of sliding shoe 342 is two, sliding shoe
342 slidable fits are on sliding rail 341.Moving member 343 and supporting piece are respectively fixed on two sliding shoes 342 on sliding rail 341
344, for supporting piece 344 between fixed fixture 32 and moving member 343, moving member 343 can push supporting piece 344 towards fixed fixture
32 is mobile.First seal 345, which is located at, is set to the one end of supporting piece 344 far from moving member 343 and towards fixed fixture 32.The
One sealing element 345 can move under the drive of supporting piece 344 and carry out compressing sealing with the side opening (not shown) to workpiece 200.
First sensor 346 is fixed between moving member 343 and supporting piece 344 pressure that workpiece 200 is compressed to first seal 345
It is sensed.In the present embodiment, first sensor 346 is pressure sensor, but not limited to this.
Specifically, the first seal assembly 34 further includes bracket 347 and guide rod 348, and bracket 347 is general " l "-shaped, bracket
347 are fixed on substrate 31 and are located at the opposite sides of sliding rail 341.Guide rod 348 is fixed on bracket 347 and guide rod 348 prolongs
Stretch that direction is parallel with sliding rail 341, impeller 443 is equipped with the guide hole (not shown) matched with guide rod 348,443 energy of impeller
It is oriented to and slides along guide rod 348.
Referring to Fig. 1, the second sealing mechanism includes that side plate 41, fixed plate 42, at least one guide post 43, second are close
Sealing assembly 44 and the second sealing actuator 45.Side plate 41 is two and parallel interval is set on pedestal 11 and close to corresponding line
Rail 24.Fixed plate 42 is fixed on two one end of side plate 41 far from pedestal 11.What guide post 43 was slided is arranged in fixed plate 42, leads
It is connected to one end of column 43 with the power output end of the second sealing actuator 45, the other end of guide post 43 and the second sealing group
Part 44 is connected, and the second sealing actuator 45 can drive the second seal assembly 44 mobile towards fixed fixture 32.In the present embodiment, it leads
It is four to the quantity of column 43.
Referring to Fig. 4, the second seal assembly 44 includes loading plate 441, second seal 442, impeller 443.Loading plate
441 are fixedly connected on one end of guide post 43.Second seal 442 is set to loading plate 441 close to the side of pedestal 11, and is used for
The workpiece 200 in fixed fixture 32 is pressed to be sealed to workpiece 200.The quantity of impeller 443 is three, impeller 443
On interval setting loading plate 441 and for pushing the moving member 343 of the first seal assembly 34 mobile, so that first seal 345
The side opening of workpiece 200 is carried out compressing sealing.
In the present embodiment, second seal 442 is the plate structure of nearly rectangle, is additionally provided with guide pin in second seal
444, the quantity of guide pin 444 is four and matches with the pilot hole 333 on locating piece 33.
Specifically, second seal 442 is equipped with the pressing slot for accommodating workpiece 200, the second sealing close to the side of pedestal 11
Pressing slot on part 442 is correspondingly arranged with fixed fixture 32 to be sealed to workpiece 200.Second seal 442 be equipped with into
Gas channel, one end of inlet channel are located at the side of second seal 442, the bottom surface of the other end through-going recess of inlet channel；
The end that inlet channel is located at 442 side of second seal is connected with air inlet pipe 445.Outlet is additionally provided in second seal 442
Channel, one end of outlet passageway are located at the side of second seal 442, and the other end of outlet passageway is through the side of pressing slot；
The end that outlet passageway is located at 442 side of second seal is connected with second sensor 446.In the present embodiment, the second sensing
Device 446 is baroceptor, but not limited to this.
In the present embodiment, sealing ring is equipped in pressing slot.
Specifically, impeller 443 includes the pushing frame 4431 being fixed on loading plate 441, rotates and sets in pushing frame 4431
It is equipped with cam 4432, when cam 4432 is mobile towards the first seal assembly 34 with loading plate 441, cam 4432 can push first close
The moving member 343 of sealing assembly 34 is moved along sliding rail 341 so that first seal 345 carries out compressing sealing to the side of workpiece 200.
In practical application, workpiece 200 is placed in fixed fixture, transfer actuator 23 drives lead screw 21 to rotate, and makes
First sealing mechanism 30 is moved to the underface of the second sealing mechanism 40；Then, second sealing actuator 45 the second sealing of driving
Component 44 is mobile towards fixed fixture 32, until second seal 442 is pressed in fixed fixture 32 and carries out to workpiece 200 close
Envelope, during the pressing process, the cam 4432 of impeller 443 push moving member 343 to move to make the first sealing along sliding rail 341
Part 345 compresses the side of workpiece 200, and the pressure that first sensor 346 compresses workpiece 200 to first seal 345 is felt
It surveys, prevents first seal 345 to the compressing that power is excessive of workpiece 200 and defective work piece 200 causes detection data to be distorted；Then right
It ventilates at air inlet pipe 445, second sensor 446 senses to detect work the air pressure in the pressing slot of second seal 442
The sealing performance of part 200.
The detection device 100 of the utility model drives the second seal assembly 44 towards being fixed with by the second sealing actuator 45
The fixed fixture 32 of workpiece 200 is mobile, and the pressing slot pressure of second seal 442 is made to be set to the upper surface of workpiece 200 to work
The end face of part 200 is sealed, and is sealed by side of the first seal 345 to workpiece 200, and passes through detection pressing slot
Interior air pressure change measures the air-tightness of workpiece 200.Compared with the existing technology, not only easy to operate, and sealing effect is good,
Detection data is accurate.
It is appreciated that in other embodiments, transfer mechanism 20 can be cylinder, the power output end and substrate 31 of cylinder
Side connection with push the first sealing mechanism 30 move；It can also be equipped with one between cylinder and substrate 31 and push part, pushing part can
Think plate, column or other shapes, the power output end of one end and cylinder for pushing part connects, and pushes the other end and base of part
The side of plate 31 is fixedly connected；As long as the transfer mechanism 20 that the first sealing mechanism 30 can be pushed to move, in the guarantor of the application
Within the scope of shield, do not illustrate one by one herein.
It is appreciated that in other embodiments, impeller 443 can be close towards second from the end of corresponding loading plate 441
The catch bar that sealing 442 is obliquely installed, when the second seal assembly 44 is mobile towards workpiece 200, catch bar can push moving member 343
The side for moving and first seal 345 being made to compress sealing workpiece 200；Catch bar can be inclined straight-bar, can also be for by more
Straight-bar is spliced.
It is understood that for those of ordinary skill in the art, it can be with technology structure according to the present utility model
Think of makes various other changes and modifications, and all these changes and deformation all should belong to the utility model claims
Protection scope.
Claims (10)
1. a kind of detection device is detected for the air-tightness to workpiece, the detection device further includes rack and transfer machine
Structure, the rack include pedestal, and the transfer mechanism is set on the pedestal, which is characterized in that the detection device includes the
One sealing mechanism and the second sealing mechanism,
First sealing mechanism includes substrate, fixed fixture and at least one first seal assembly, the substrate slidable fit
In on the transfer mechanism, the fixed fixture is set on the substrate and for fixing the workpiece, first sealing group
Part includes moving member and first seal, and the moving member is slideably positioned in the side of the fixed fixture, the moving member energy
Drive the first seal mobile to compress the side for sealing the workpiece；
Second sealing mechanism is set on the pedestal, and second sealing mechanism includes the second seal assembly and the second sealing
Actuator, second seal assembly include second seal and impeller, the second seal close to the pedestal one
Side is equipped with the pressing slot for accommodating the workpiece, and the side of the pressing slot is equipped with through the second seal side and runs through institute
The inlet channel of pressing groove bottom is stated, the other side of the pressing slot is equipped with through the second seal side and through described
The outlet passageway of slot side is pressed, is equipped with second sensor at the outlet passageway；The second sealing actuator can drive institute
Stating the second seal assembly is set to the pressing slot pressure on the workpiece to carry out to the workpiece towards the fixed fixture is mobile
Sealing；The impeller can push the moving member sliding so that first seal compresses the side for sealing the workpiece.
2. detection device as described in claim 1, which is characterized in that the transfer mechanism includes lead screw, matches with the lead screw
The feed screw nut and transfer actuator of conjunction, the feed screw nut are fixedly connected with the substrate, and the transfer actuator can drive
The lead screw rotates and makes the substrate and the feed screw nut to slide along the lead screw.
3. detection device as claimed in claim 2, which is characterized in that the transfer mechanism further includes line rail and sliding block, described
Line rail is two and is set to the opposite sides of the lead screw, and the sliding block is multiple and slidable fit on the line rail, described
Substrate is fixedly connected with multiple sliding blocks.
4. detection device as described in claim 1, which is characterized in that first seal assembly further includes at least one positioning
Part, the locating piece are provided at circumferentially spaced along the fixed fixture on the substrate, the locating piece be equipped with for pair
The positioning region that the workpiece in the fixed fixture is positioned.
5. detection device as claimed in claim 4, which is characterized in that the locating piece includes ontology, is set on the ontology
Positioning region and the pilot hole on the ontology；Second seal assembly is equipped with the guiding cooperated with the pilot hole
Pin.
6. detection device as described in claim 1, which is characterized in that the impeller includes pushing frame and cam, described to push away
Moving frame is fixed on second seal assembly, and the cam is rotatably dispose in the pushing frame, and the cam can push institute
State moving member sliding.
7. detection device as described in claim 1, which is characterized in that first seal assembly further includes sliding rail, sliding shoe
And supporting piece, the sliding shoe is two and slidable fit is on the sliding rail, and the shifting is respectively fixed on the sliding shoe
Moving part and the supporting piece, for the supporting piece between the moving member and the fixed fixture, the first seal is solid
Due to the supporting piece close to the side of the fixed fixture, the moving member can push the supporting piece towards the fixed fixture
Movement is so that the first seal compresses the side for sealing the workpiece.
8. detection device as claimed in claim 7, which is characterized in that first seal assembly further includes first sensor,
The first sensor is fixed between the moving member and the supporting piece to compress the workpiece to the first seal
Pressure sensed.
9. detection device as claimed in claim 7 or 8, which is characterized in that the first seal further includes guide rod and two
Bracket, the bracket are fixed on the opposite sides on the substrate and being located at the sliding rail, the setting direction of the guide rod and institute
State that sliding rail is parallel, one end of the guide rod is fixed on the bracket, and the other end sliding of the guide rod is arranged in the movement
In part, the moving member can be oriented to along the guide rod and slide.
10. detection device as described in claim 1, which is characterized in that the detection device further includes scanner, described to sweep
Device is retouched for being scanned to the number on the workpiece to carry out data statistics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822009674.4U CN209400154U (en) | 2018-11-30 | 2018-11-30 | Detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822009674.4U CN209400154U (en) | 2018-11-30 | 2018-11-30 | Detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209400154U true CN209400154U (en) | 2019-09-17 |
Family
ID=67881572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822009674.4U Active CN209400154U (en) | 2018-11-30 | 2018-11-30 | Detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209400154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115824505A (en) * | 2023-02-23 | 2023-03-21 | 浙江华朔科技股份有限公司 | A shutoff mechanism that is used for new energy automobile part sealing performance to detect frock |
-
2018
- 2018-11-30 CN CN201822009674.4U patent/CN209400154U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115824505A (en) * | 2023-02-23 | 2023-03-21 | 浙江华朔科技股份有限公司 | A shutoff mechanism that is used for new energy automobile part sealing performance to detect frock |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20210303 Address after: 518109 Guangzhou Guanlan Foxconn Hongguan Science Park B workshop 5 C09 buildings 4 floors, C07 buildings 2 floors, C08 buildings 3 floors 4 floors, C04 buildings 1 floors Patentee after: SHENZHENSHI YUZHAN PRECISION TECHNOLOGY Co.,Ltd. Address before: 518109 Longhua Office, Longhua District, Shenzhen City, Guangdong Province Patentee before: HONGFUZHUN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518109 Foxconn H5 plant 101, No. 2, Donghuan 2nd Road, Fukang community, Longhua street, Longhua District, Shenzhen, Guangdong Province; plant 5, building C09, 4th floor, building C07, 2nd floor, building C08, 3rd floor, 4th floor, building C04, zone B, Foxconn Hongguan science and Technology Park, Fucheng Dasan community, Guanlan street, Guangdong Province Patentee after: Fulian Yuzhan Technology (Shenzhen) Co.,Ltd. Address before: 518109 Guangzhou Guanlan Foxconn Hongguan Science Park B workshop 5 C09 buildings 4 floors, C07 buildings 2 floors, C08 buildings 3 floors 4 floors, C04 buildings 1 floors Patentee before: SHENZHENSHI YUZHAN PRECISION TECHNOLOGY Co.,Ltd. |