CN102814636B - Hose feeding self-locking and conveying device of hose assembling machine - Google Patents
Hose feeding self-locking and conveying device of hose assembling machine Download PDFInfo
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- CN102814636B CN102814636B CN201210313598.0A CN201210313598A CN102814636B CN 102814636 B CN102814636 B CN 102814636B CN 201210313598 A CN201210313598 A CN 201210313598A CN 102814636 B CN102814636 B CN 102814636B
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- flexible pipe
- hose
- locking
- feeding
- movable device
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Abstract
The invention relates to a hose feeding self-locking and conveying device of a hose assembling machine. The hose feeding self-locking and conveying device is arranged at upper ends of hoses on lateral upper sides of feed inlets of a hose conveying mechanism on a cabinet rack of the hose assembling machine. The hose feeding self-locking and conveying device is characterized by comprising a plurality of socket parts, a feeding movable mechanism, a plurality of locking plates, fixing parts and a pressing device; a plurality of hoses are inserted in the socket parts; the locking plates are used for automatically locking the hoses; the fixing parts are used for fixing the locking plates, and the pressing device is used for pressing the hoses to prevent the hoses from slipping. The hose feeding self-locking and conveying device solves difficult problems that multiple hoses cannot be simultaneously placed in both hands of a worker, and if the hoses are placed in the hose assembling machine sequentially, the hoses placed in the hose assembling machine previously can slip out of the hose assembling machine. By the hose feeding self-locking and conveying device, the hoses only need to be placed into the feeding positions and then can be automatically locked and do not slip off again without holding by hands of workers, the automatic conveying device can realize feeding self-locking and can automatically convey the hoses to assembling positions, assembling time is effectively shortened, and assembling efficiency is improved.
Description
Technical field
The invention belongs to the field of mechanical technique of valve fluid, it is related to a kind of hose-assembly machine, more particularly to a kind of soft
The flexible pipe feeding self-locking of pipe kludge and conveying device.
Background technology
In valve fluid flexible pipe machinery, hose coupling is widely used in the total of the dim pipeline of various water and various gas-liquid pressure pipeline
Become to connect, and connect quick and easy for installation；
At present in flexible pipe industry, the assembling mode for hose coupling mainly adopts manual operations, its action master
If in parts such as the two ends grafting steel bushing of flexible pipe, fuse, nuts.Because the braided wires of hose carcass are in cutting part elasticity
Scatter, quite sharp, workman is often stabbed finger by wire in assembling process, and the qualification of workman is required
Height, high labor intensive, assembling speed is slow, and labor cost is high, technically also cannot effectively ensure the assembling quality of product,
Easily cause the underproof major hidden danger of product.
For overcoming above-mentioned shortcoming, some producers devise several put together machines, such as Application No. 201010500310.1
A kind of disclosed semi-automatic assembly machine of flexible hose, including the panel being fixed on distribution box top, panel sets from front to back
There is clamping mold, receive silk mould, receive silk mobile cylinder and move left and right device；And for example Application No. 201110142880.2 institute is public
Described in technical background Section 3 in the active sleeve-withdrawing device of the hose assembling machine opened：First with taking pullover from lasso storing unit
Lasso is taken out in there, is laterally moved to rigging position, then with ejecting rod of cylinder from taking pullover central authorities that lasso is pushed out, allows lasso in flexible pipe
On top, then ejecting rod of cylinder is return, and due to there is frictional force between lasso inwall and flexible pipe outer wall, lasso is trapped in flexible pipe top
End, deviates from front from taking set；Take pullover connection with the traversing return of ejecting rod of cylinder, enter next circulation.But in the operation of this section
During when faulty generation, because indivedual lassos or flexible pipe out-of-roundness do not reach standard, lasso cannot be entered Hose Jacket, or
The diameter of both persons mismatches, and not, when taking pullover to shrink back, lasso is trapped in and takes set in front with out the tensity of cooperation
?....Etc.；Specially design a kind of automatic bushing unloading device of hose assembling machine.Above assembling can realize a steel bushing and nut
Fuse is automatically loaded flexible pipe, it is to avoid some defects during artificial hand assembled, but overall work is not sufficiently stable, product percent of pass
Also less high, add that craft also will be taken out after the completion of putting into the whole assemblings on same station of three parts such as flexible pipe soft
Pipe, this complicated assembling process, just intangibly extend the installation time of product, greatly have impact on the production number of product
Amount.
Content of the invention
It is an object of the invention to overcoming above-mentioned defect, there is provided one kind can once put into some flexible pipe assemblings, complete
Do not need the manual hose-assembly machine taking out after becoming assembling, and solve both hands to put into many flexible pipes simultaneously, be according to
The secondary difficult problem putting into the flexible pipe meeting landing that many flexible pipes are first put, as long as invented one kind flexible pipe to be put into upper material position, not with the hands
Help the flexible pipe feeding self-locking device that just can automatically lock flexible pipe no longer landing and automatically flexible pipe can be sent into oneself of assembly station
Dynamic conveying device, is effectively shortened installation time and improves efficiency of assembling.
The purpose of the present invention is to be achieved by following technical proposal：A kind of flexible pipe feeding self-locking of hose-assembly machine and
Conveying device, is arranged on the flexible pipe upper end above the flexible pipe conveying mechanism charging aperture side on hose-assembly machine machine frame, its feature
It is, if including for inserting the socket piece of some flexible pipes and feeding movable device, locking some flexible pipes for automatic
Dry individual locking plate, the fixture for fixing lock stator and the eccentric swage for overlaying some flexible pipe not landings；Described inserts
Mouth part is affixed with locking plate fixture, and locking plate fixture is fixed in and is located on feeding movable device on hose-assembly machine machine frame
Above plane, socket piece lower surface is pressed close to upper plane during raise-position on feeding movable device, and feeding movable device is removably attached to soft
On pipe kludge machine frame, move up and down in flexible pipe conveying mechanism both sides, eccentric swage is in flexible pipe conveying mechanism and feeding moving machine
The upper and lower loose joint with hose-assembly machine machine frame above structure inner end, several locking plates are in socket piece end face and feeding movable device
Axially it is flexibly connected up and down with fixture.
The operation principle of this device is as follows：During initial rise position before flexible pipe feeding is pushed on feeding movable device, if
Dry root flexible pipe plane on feeding movable device sequentially enters in socket piece, socket piece end face above feeding movable device
Locking plate is rotated up with the axial line on fixture for basic point under the promotion of flexible pipe, stops propulsion when flexible pipe puts in place, locking
Locking flexible pipe in piece whereabouts can not retreat slip, and eccentric swage obtains signal downlink, and pressure determines some flexible pipes on feeding movable device,
Feeding movable device obtains signal and moves down work, and eccentric swage overlays some flexible pipes and moves down with feeding movable device, and continues
Overlay in the flexible pipe conveying mechanism charging aperture that some flexible pipes are sent on hose-assembly machine machine frame, until flexible pipe conveying mechanism
Start working and be sent to assembly work position entering some flexible pipes in charging aperture, eccentric swage completes work and returns initial shape
State, flexible pipe feeding self-locking and automatic transport work complete.
In a kind of flexible pipe feeding self-locking of above-mentioned hose-assembly machine and conveying device, if described socket piece is provided with
The dry U-shaped groove that Open Side Down, groove width and the tall and big external diameter in flexible pipe of groove, what groove port was provided with appropriateness draws material circular arc chamfering,
Several U-shaped groove openings are vertical just right with some flexible pipes on the charging aperture of flexible pipe feed mechanism respectively.When flexible pipe insertion
Socket piece, enters U-shaped groove under planar guide on drawing material circular arc chamfering and feeding movable device, due to U-shaped groove opening to
Under, so when some flexible pipes that eccentric swage overlays on feeding movable device move down with feeding movable device, some are soft
Pipe along U-shaped groove Open Side Down depart from socket piece and enter in flexible pipe conveying mechanism charging aperture, perform flexible pipe and be sent to dress
Join the preparation before working position.
In a kind of flexible pipe feeding self-locking of above-mentioned hose-assembly machine and conveying device, on described feeding movable device
It is provided with several V-type correcting convex shoulder grooves outside face and U-shaped groove end face；V-type correcting convex shoulder bottom portion of groove and feeding moving machine
On structure, plane maintains an equal level, and groove center is vertical with the charging aperture of flexible pipe feed mechanism just right.After flexible pipe enters U-shaped groove, eccentric swage
Push flexible pipe, under the correcting of V-type correcting convex shoulder groove acts on, some flexible pipes can successfully align flexible pipe conveying mechanism charging aperture
And accurately enter in flexible pipe conveying mechanism charging aperture.
In a kind of flexible pipe feeding self-locking of above-mentioned hose-assembly machine and conveying device, on several described locking plates
It is rotating shaft that end is provided with two symmetrical ear handles, is respectively and movably connected on fixture or socket piece, and it is U-shaped to be active in several respectively
The port of groove, with port surface for axially stopping off-position, is provided with sharp pointed tooth, on pointed tooth and feed mechanism below several locking plates
Plan range during raise-position is less than the external diameter height of flexible pipe；When in several U-shaped grooves that flexible pipe inserts on socket piece, some
The locking plate of individual U-shaped groove port up moves axially, and stops propulsion when flexible pipe puts in place, locking plate lower end pointed tooth falls, locking
Flexible pipe, and make the flexible pipe will not outwards landing.
Compared with prior art, the locking plate of the flexible pipe feeding self-locking of this hose-assembly machine and conveying device employing is locked automatically
Determine hose construction and eccentric swage completes artificial both hands feeding and can not accomplish that many flexible pipes simultaneously enter the charging of flexible pipe conveying mechanism
Mouthful and the stabilization function of not landing；One more can assemble the volume effect of some flexible pipes simultaneously, soft with once only assembling one
The equipment of pipe is compared, and completes and is not had or need more mechanisms in other kludges come the function to complete, makes the whole of kludge
Body structure is more reasonable, drastically increases the production capacity of product, has been effectively saved production cost, enhances unexpectedly striving of market
Power.
Brief description
Fig. 1 is the original state schematic diagram before the flexible pipe feeding in flexible pipe feeding self-locking and conveying device；
Fig. 2 is that the flexible pipe in flexible pipe feeding self-locking and conveying device enters the view that upper material position is locked；
Fig. 3 is that the flexible pipe in flexible pipe feeding self-locking and conveying device enters the state that after upper material position is locked, eccentric swage pushes
Schematic diagram；
Fig. 4 be some flexible pipes press against on feeding movable device of the eccentric swage in flexible pipe feeding self-locking and conveying device with
Feeding movable device moves down and flexible pipe is sent into the view in flexible pipe conveying mechanism charging aperture；
Fig. 5 is the forward sight view in flexible pipe feeding self-locking and conveying device；
Fig. 6 is the backsight view in flexible pipe feeding self-locking and conveying device
Fig. 7 is the locking plate view in flexible pipe feeding self-locking and conveying device；
In figure, 1, machine frame；2nd, locking plate；3rd, socket piece；4th, fixture；5th, feeding movable device；6th, eccentric swage；9th, soft
Pipe；12nd, flexible pipe conveying mechanism；21st, ear handle；22nd, pointed tooth；31st, U-shaped groove；51st, V-type correcting convex shoulder groove；52nd, upper plane.
Specific embodiment
The following is the specific embodiment of the present invention and combine accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in figs 1 to 6, for inserting the socket piece 3 of some flexible pipes 9 and feeding movable device 5, locking for automatic
Determine several locking plates 2 of some flexible pipes 9, be used for the fixture 4 of fixing lock stator 2 and be used for overlaying some flexible pipes 9 not
The eccentric swage 6 of landing；Described socket piece 3 is affixed with fixture 4, and fixture 4 is fixed on hose-assembly machine machine frame 1, position
Above plane on the feeding movable device 5, socket piece 3 lower surface is pressed close to upper plane during raise-position on feeding movable device 5, on
Material movable device 5 is removably attached on hose-assembly machine machine frame 1, moves up and down in flexible pipe conveying mechanism 12 both sides, eccentric swage 6 is in soft
With the loose joint about 1 of hose-assembly machine machine frame above pipe conveying mechanism 12 and feeding movable device 5 inner end, several locking plates 2
Axially it is flexibly connected about 4 with fixture in socket piece 3 end face and feeding movable device 5 top.
As shown in figs 1 to 6, socket piece 3 is provided with several U-shaped grooves 31 that Open Side Down, groove width tall and big with groove in soft
The external diameter of pipe 9, groove port be provided with appropriateness draw material circular arc chamfering, several U-shaped groove 31 openings respectively with flexible pipe feed mechanism
Flexible pipe 9 on 12 charging aperture is vertically just right.When flexible pipe 9 inserts socket piece 3, drawing material circular arc chamfering and feeding movable device 5
Upper plane 52 is led and is downwardly into U-shaped groove 31, and due to U-shaped groove 31, Open Side Down, so when eccentric swage 6 overlays feeding activity
When some flexible pipes 9 in mechanism 5 move down with feeding movable device 5, that Open Side Down is de- along U-shaped groove 31 for some flexible pipes 9
Enter in flexible pipe conveying mechanism 12 charging aperture from socket piece 3, perform the preparation before flexible pipe 9 is sent to assembly work position.
As shown in Figure 4, Figure 5 and Figure 6, it is provided with several outside plane 52 and U-shaped groove 31 end face on feeding movable device 5
V-type correcting convex shoulder groove 51；On V-type correcting convex shoulder groove 51 bottom and feeding movable device 5, plane maintains an equal level, groove center with soft
The charging aperture of pipe feed mechanism 12 is vertically just right.After flexible pipe 9 enters U-shaped groove 31, eccentric swage 6 pushes flexible pipe 9, in V-type correcting
Under the correcting effect of convex shoulder groove 51, some flexible pipes 9 can successfully align flexible pipe conveying mechanism 12 charging aperture and accurately enter
In flexible pipe conveying mechanism 12 charging aperture.
As shown in Fig. 1-Fig. 7, it is rotating shaft that several locking plate 2 upper ends are provided with two symmetrical ear handles 21, is movably connected with
On fixture 4 or socket piece 3, and it is active in the port of several U-shaped grooves 31 respectively, with port surface for axially stopping off-position,
It is provided with sharp pointed tooth 22, pointed tooth 22 and the upper plane 52 during raise-position on feeding movable device 5 are apart from being less than below some locking plates 2
The external diameter height of flexible pipe 9；When in several U-shaped grooves 31 that flexible pipe 9 inserts on socket piece 3, several U-shaped groove 31 ports
Locking plate 2 up move axially, when flexible pipe 9 puts in place stopping propulsion, locking plate 2 lower end pointed tooth 22 falls, and locks flexible pipe 9, and
Make the flexible pipe 9 will not outwards landing.
The operation principle of the feeding self-locking of this flexible pipe and conveying device is as follows：When flexible pipe 9 feeding is pushed on feeding movable device 5
During front initial rise position, some flexible pipe 9 planes 52 on feeding movable device 5 sequentially enter in socket piece 3, and feeding is lived
The locking plate 2 of motivation structure 5 top socket piece 3 end face under the promotion of flexible pipe with the axial line on fixture 4 for basic point upwards
Rotation, stops propulsion when flexible pipe 9 puts in place, and locking flexible pipe 9 in locking plate 2 lower end pointed tooth 22 whereabouts can not retreat slip, eccentric swage 6
To signal downlink, press some flexible pipes 9 determining on feeding movable device 5, feeding movable device 5 obtains signal and moves down work, pressure
Glassware 6 overlays some flexible pipes 9 and moves down with feeding movable device 5, and persistently overlays some flexible pipes 9 feeding flexible pipe assemblings
In flexible pipe conveying mechanism 12 charging aperture on machine machine frame 1, until flexible pipe conveying mechanism 12 is started working and entrance charging aperture
Some interior flexible pipes 9 are sent to assembly work position, eccentric swage 6 complete work return original state, flexible pipe feeding self-locking and from
Dynamic transportation work completes.
The locking plate 2 of the flexible pipe feeding self-locking of this hose-assembly machine and conveying device employing locks the structure of flexible pipe 9 automatically
With eccentric swage 6 complete artificial both hands feeding can not accomplish many flexible pipes 9 simultaneously enter flexible pipe conveying mechanism 12 charging aperture and not
The stabilization function of landing；One more can assemble the volume effect of some flexible pipes 9 simultaneously, with once only assembling setting of a flexible pipe
For comparing, complete and be there is no or need more mechanisms in other kludges come the function to complete, make the overall structure of kludge
More reasonable, drastically increase the production capacity of product, be effectively saved production cost, enhance market strives power unexpectedly.
Specific embodiment described herein is only the spirit explanation for example to the present invention.The affiliated technology of the present invention is led
The technical staff in domain can be made various modifications or supplement or replaced using similar mode to described specific embodiment
Generation, but the spirit without departing from the present invention or surmount scope defined in appended claims.
Claims (2)
1. a kind of flexible pipe feeding self-locking of hose-assembly machine and conveying device, is arranged on soft on hose-assembly machine machine frame (1)
Flexible pipe (9) upper end above pipe conveying mechanism (12) charging aperture side is it is characterised in that include for inserting some flexible pipes (9)
Socket piece (3) and feeding movable device (5), lock several locking plates (2) of some flexible pipes (9), be used for for automatic
The fixture (4) of fixing lock stator (2) and be used for overlaying the eccentric swage (6) of some flexible pipes (9) not landing；Described socket piece
(3) affixed with fixture (4), fixture (4) is fixed on hose-assembly machine machine frame (1), on feeding movable device (5)
Above plane, the upper plane during raise-position upper with feeding movable device (5) of socket piece (3) lower surface is pressed close to, feeding movable device (5)
It is removably attached on hose-assembly machine machine frame (1), moves up and down in flexible pipe conveying mechanism (12) both sides, eccentric swage (6) is defeated in flexible pipe
Send above mechanism (12) and feeding movable device (5) inner end with hose-assembly machine machine frame (1) up and down loose joint, several locking plates
(2) axially it is flexibly connected up and down with fixture (4) above socket piece (3) end face and feeding movable device (5)；Described inserts
Mouth part (3) is provided with several U-shaped grooves that Open Side Down (31), groove width and the tall and big external diameter in flexible pipe (9) of groove, and groove port sets
Have appropriateness draw material circular arc chamfering, several U-shaped groove (31) openings respectively with the charging aperture of flexible pipe conveying mechanism (12) on
Flexible pipe (9) is vertically just right；It is provided with some outside the upper plane (52) of described feeding movable device (5) and U-shaped groove (31) end face
Individual V-type correcting convex shoulder groove (51)；Upper plane maintains an equal level with feeding movable device (5) for V-type correcting convex shoulder groove (51) bottom, groove
Center is vertical just right with the charging aperture of flexible pipe conveying mechanism (12).
2. a kind of flexible pipe feeding self-locking of hose-assembly machine according to claim 1 and conveying device are it is characterised in that institute
It is rotating shaft that several locking plates (2) upper end stated is provided with two symmetrical ear handles (21), is respectively and movably connected to fixture (4) or inserts
On mouthful part (3), and it is active in the port of several U-shaped grooves (31) respectively, with port surface for axially stopping off-position, some locking plates
(2) it is provided with sharp pointed tooth (22) below, upper plane (52) distance during pointed tooth (22) raise-position upper with feeding movable device (5) is less than
The external diameter height of flexible pipe (9)；When in several U-shaped grooves (31) that flexible pipe (9) inserts on socket piece (3), several are U-shaped logical
The locking plate (2) of groove (31) port up moves axially, and stops propulsion, locking plate (2) lower end pointed tooth (22) when flexible pipe (9) puts in place
Fall, locking flexible pipe (9), and make the flexible pipe (9) will not outwards landing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210313598.0A CN102814636B (en) | 2012-05-27 | 2012-08-19 | Hose feeding self-locking and conveying device of hose assembling machine |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220260396X | 2012-05-27 | ||
| CN201210184571 | 2012-05-27 | ||
| CN201220260396 | 2012-05-27 | ||
| CN201220260396.X | 2012-05-27 | ||
| CN2012101845716 | 2012-05-27 | ||
| CN201210184571.6 | 2012-05-27 | ||
| CN201210313598.0A CN102814636B (en) | 2012-05-27 | 2012-08-19 | Hose feeding self-locking and conveying device of hose assembling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102814636A CN102814636A (en) | 2012-12-12 |
| CN102814636B true CN102814636B (en) | 2017-02-08 |
Family
ID=47299272
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220429298 Expired - Fee Related CN202726435U (en) | 2012-05-27 | 2012-08-19 | Hose feeding self-locking and conveying device for hose assembling machine |
| CN201210313598.0A Active CN102814636B (en) | 2012-05-27 | 2012-08-19 | Hose feeding self-locking and conveying device of hose assembling machine |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220429298 Expired - Fee Related CN202726435U (en) | 2012-05-27 | 2012-08-19 | Hose feeding self-locking and conveying device for hose assembling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN202726435U (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202726435U (en) * | 2012-05-27 | 2013-02-13 | 丁伟兴 | Hose feeding self-locking and conveying device for hose assembling machine |
| CN103128547A (en) * | 2013-02-05 | 2013-06-05 | 新昌县奥斯特机械有限公司 | Automatic shearing assembling production line for braided hose |
| CN110936121B (en) * | 2018-09-22 | 2021-05-25 | 温岭市鼎工自动化设备科技有限公司 | Hose automatic feeding of intelligence assembly machine |
| CN111250965B (en) * | 2020-03-17 | 2021-05-25 | 温岭市鼎工自动化设备科技有限公司 | Quick loading attachment of two knot hoses and nut |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4318145A1 (en) * | 1993-06-01 | 1994-12-08 | Fraunhofer Ges Forschung | Method of automatically fitting hose-securing elements, in particular worm-drive clips, and device for carrying out the method |
| CN102152104A (en) * | 2011-05-06 | 2011-08-17 | 新昌县本发机电有限公司 | Automatic tube feeding device for hose assembly machine |
| CN202028903U (en) * | 2010-11-29 | 2011-11-09 | 天津市海王星海上工程技术有限公司 | Pipe locking machine for heavy caliber high pressure composite flexible pipes used for shallow sea |
| CN202726435U (en) * | 2012-05-27 | 2013-02-13 | 丁伟兴 | Hose feeding self-locking and conveying device for hose assembling machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8146944B2 (en) * | 2009-02-23 | 2012-04-03 | Sanico, Llc | Adjustable tour pack assembly |
-
2012
- 2012-08-19 CN CN 201220429298 patent/CN202726435U/en not_active Expired - Fee Related
- 2012-08-19 CN CN201210313598.0A patent/CN102814636B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4318145A1 (en) * | 1993-06-01 | 1994-12-08 | Fraunhofer Ges Forschung | Method of automatically fitting hose-securing elements, in particular worm-drive clips, and device for carrying out the method |
| CN202028903U (en) * | 2010-11-29 | 2011-11-09 | 天津市海王星海上工程技术有限公司 | Pipe locking machine for heavy caliber high pressure composite flexible pipes used for shallow sea |
| CN102152104A (en) * | 2011-05-06 | 2011-08-17 | 新昌县本发机电有限公司 | Automatic tube feeding device for hose assembly machine |
| CN202726435U (en) * | 2012-05-27 | 2013-02-13 | 丁伟兴 | Hose feeding self-locking and conveying device for hose assembling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102814636A (en) | 2012-12-12 |
| CN202726435U (en) | 2013-02-13 |
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Effective date of registration: 20211101 Address after: 532699 floor 2 of 4 standard plant in Kafeng logistics processing zone, phase I, Pingxiang comprehensive free trade zone, Chongzuo area, China (Guangxi) pilot Free Trade Zone, Chongzuo City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi free trade pilot zone Liangwei Electronics Co.,Ltd. Address before: 317500 No. 359, Xiaonanmen Road, Taiping Street, Wenling City, Zhejiang Province Patentee before: Ding Weixing |