CN107195453B - A kind of tilting transformer core superposition platform - Google Patents
A kind of tilting transformer core superposition platform Download PDFInfo
- Publication number
- CN107195453B CN107195453B CN201710500600.8A CN201710500600A CN107195453B CN 107195453 B CN107195453 B CN 107195453B CN 201710500600 A CN201710500600 A CN 201710500600A CN 107195453 B CN107195453 B CN 107195453B
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- Prior art keywords
- superposition
- platform
- support
- superimposed
- base
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/18—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in inclination
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention discloses a kind of tilting transformer cores to be superimposed platform, including pedestal, tilting gearing and superposition placement platform；Tilting gearing includes inclined shore column, left telescopic rod, front stretching bar and pitch drives cylinder；Pedestal includes support base and mobile base；Mobile base can be moved forward and backward and can move left and right；Inclined shore column, left telescopic rod and front stretching bar are fixed on vertically upward on the upper surface in right angle portion of support base；Pitch drives cylinder is fixed in mobile base vertically upward；It includes superposition support platform and superposition mobile platform to be superimposed placement platform；The upper end spherical shape of inclined shore column, left telescopic rod and front stretching bar is connected on the lower face of superposition support platform；The upper end spherical shape of pitch drives cylinder is connected on the lower face of superposition mobile platform；It is synchronous between superposition support platform and superposition mobile platform to tilt and relatively move.The configuration of the present invention is simple, easy to operate, adaptation is superimposed with the lamination of sizes.
Description
Technical field
The present invention relates to electric product technical fields, and in particular to a kind of tilting transformer core superposition platform.
Background technology
The iron core of transformer is the internal structure of transformer, thereon wound around coil.The iron core is folded by several laminations
Made of adding, the lamination superposition is irregular, will influence the overall structure and performance of transformer.
Invention content
The purpose of the present invention is in view of the shortcomings of the prior art, providing a kind of tilting transformer core adapting to sizes
It is superimposed platform.
In order to achieve the above objectives, the present invention provides a kind of tilting transformer cores to be superimposed platform, including pedestal, inclination
Device and superposition placement platform；Superposition placement platform, tilting gearing and pedestal are arranged from top to bottom；Tilting gearing includes tilting branch
Dagger, left telescopic rod, front stretching bar and pitch drives cylinder；Pedestal includes support base and mobile base；The water of support base
Flat cross section is L-shaped；Support base includes perpendicular front support pedestal and left support pedestal；Mobile base can be moved forward and backward simultaneously
And it can move left and right；Inclined shore column is fixed on vertically upward on the upper surface in right angle portion of support base；Left telescopic rod is with before
Telescopic rod is respectively perpendicular to be fixed on the front support pedestal of support base and the upper surface of left support pedestal upwards；Pitch drives gas
Cylinder is fixed in mobile base vertically upward；It includes superposition support platform and superposition mobile platform to be superimposed placement platform；Tilt branch
The upper end spherical shape of dagger, left telescopic rod and front stretching bar is connected on the lower face of superposition support platform；Pitch drives cylinder
Upper end spherical shape is connected on the lower face of superposition mobile platform；Being horizontally disposed between superposition support platform and superposition mobile platform has
It is superimposed telescopic rod；Superposition telescopic rod one end is hinged in superposition support platform, the other end is hinged on superposition mobile platform.
As a preferred embodiment of the above technical solution, pedestal further includes rectangular moving left pedestal and preceding mobile base；It moves left
It is vertically and fixedly provided on the front end face of pedestal and moves left inserted link, right side upper vertical is fixed with and moves to left moving sleeve；Move left inserted link
Front and back slide is arranged on the left support pedestal of support base；It is mobile before being vertically and fixedly provided on the left side of preceding mobile base to insert
Bar；Preceding mobile inserted link or so, which slides, to be arranged on the front support pedestal of support base；The rear end face lower vertical of preceding mobile base
It is fixed with preceding moving sleeve；The rear end face lower par pivots of mobile base have front and back threaded rod；Front and back threaded rod passes perpendicularly through forward
Mobile base and before being screwed onto on moving sleeve；The right side top of mobile base is articulated with left and right threaded rod；Left and right screw thread
Bar passes perpendicularly through mobile base and is screwed onto and moves to left on moving sleeve to the left.
As a preferred embodiment of the above technical solution, the level cross-sectionn for being superimposed support platform is L-shaped；Being superimposed support platform includes
Perpendicular preceding superposition support platform and left superposition support platform；It is vertically and fixedly provided on the upper surface of left superposition support platform left folded
Add supporting baffle；It is superimposed supporting baffle before being vertically and fixedly provided on the upper surface of preceding superposition support platform；Left superposition supporting baffle
The left superposition support baseboard of horizontal direction is vertically and fixedly provided on right side；It is vertically and fixedly provided on the rear end face of preceding superposition supporting baffle
The preceding superposition support baseboard of horizontal direction；The level cross-sectionn for being superimposed mobile platform is L-shaped；The upper end of pitch drives cylinder is spherical
It is connected on the lower face in the right angle portion of superposition mobile platform；It is superimposed on the inner side end in the right angle portion of support platform and vertically fixes
There is left Telescopic base；It is superimposed on the inner side end in the right angle portion of mobile platform and is vertically and fixedly provided with right Telescopic base；Left Telescopic base
Upper surface it is concordant with the upper surface of right Telescopic base；Superposition telescopic rod one end is hinged on left Telescopic base, the other end is hinged
On right Telescopic base.
As a preferred embodiment of the above technical solution, superposition telescopic rod is located at left superposition support baseboard and preceding superposition support baseboard
Lower section.
As a preferred embodiment of the above technical solution, the upper surface, the preceding upper surface for being superimposed support baseboard of left superposition support baseboard
It is concordant with the upper surface for being superimposed mobile platform.
As a preferred embodiment of the above technical solution, the lower face, the preceding lower face for being superimposed support baseboard of left superposition support baseboard
Higher than the upper surface of superposition support platform.
As a preferred embodiment of the above technical solution, columned front and back drive block is articulated on the rear end face of mobile base；Before
Rear-guard motion block is fixedly connected with the rear end of front and back threaded rod；Columned left and right driving is articulated on the right side of mobile base
Block；Left and right drive block is fixedly connected with the right end of left and right threaded rod；The rear end face of front and back drive block and the rear end face of mobile base
Concordantly；The right side of left and right drive block is concordant with the right side of mobile base；Positive six are formed on the rear end face of front and back drive block
The groove of side shape；The groove of regular hexagon is formed on the right side of left and right drive block.
As a preferred embodiment of the above technical solution, spacing and inclined shore column to front stretching of the inclined shore column to left telescopic rod
The spacing of bar is identical.
The beneficial effects of the present invention are：Simple in structure, easy to operate, adaptation is superimposed with the lamination of sizes.
Description of the drawings
Fig. 1 is the structural schematic diagram of the vertical view of the present invention；
Fig. 2 is the structural schematic diagram of the present invention faced；
Fig. 3 be the present invention Fig. 2 in A-A section structural schematic diagram；
In figure, 10, supporting rack；11, support base；12, pedestal is moved left；121, inserted link is moved left；122, set is moved left
Cylinder；13, mobile base；14, preceding mobile base；141, preceding mobile inserted link；142, preceding moving sleeve；15, left and right threaded rod；16、
Front and back threaded rod；161, front and back drive block；20, tilting gearing；21, inclined shore column；22, left telescopic rod；23, front stretching bar；
24, pitch drives cylinder；30, it is superimposed placement platform；31, it is superimposed support platform；311, left Telescopic base；32, left superposition support
Baffle；321, left superposition support baseboard；33, preceding superposition supporting baffle；331, preceding superposition support baseboard；34, it is superimposed mobile platform；
341, right Telescopic base；35, it is superimposed telescopic rod.
Specific implementation mode
As shown in FIG. 1 to 3, a kind of tilting transformer core is superimposed platform, including pedestal 10, tilting gearing 20 and folded
Add placement platform 30；Superposition placement platform 30, tilting gearing 20 and pedestal 10 are arranged from top to bottom；Tilting gearing 20 includes tilting
Support column 21, left telescopic rod 22, front stretching bar 23 and pitch drives cylinder 24；Pedestal 10 includes support base 11 and mobile base
13；The level cross-sectionn of support base 11 is L-shaped；Support base 11 includes perpendicular front support pedestal and left support pedestal；
Mobile base 13 can be moved forward and backward and can move left and right；Inclined shore column 21 is fixed on the right angle of support base 11 vertically upward
On the upper surface in portion；Left telescopic rod 22 and front stretching bar 23 be respectively perpendicular upwards be fixed on support base 11 front support pedestal and
On the upper surface of left support pedestal；Pitch drives cylinder 24 is fixed on vertically upward in mobile base 13；It is superimposed placement platform 30
Including superposition support platform 31 and superposition mobile platform 34；The upper end of inclined shore column 21, left telescopic rod 22 and front stretching bar 23
Spherical shape is connected on the lower face of superposition support platform 31；The upper end spherical shape of pitch drives cylinder 24 is connected to superposition mobile platform
On 34 lower face；Being horizontally disposed between superposition support platform 31 and superposition mobile platform 34 has superposition telescopic rod 35；Superposition is stretched
35 one end of contracting bar is hinged in superposition support platform 31, the other end is hinged on superposition mobile platform 34.
As shown in FIG. 1 to 3, pedestal 10 further includes rectangular moving left pedestal 12 and preceding mobile base 14；Move left bottom
It is vertically and fixedly provided on the front end face of seat 12 and moves left inserted link 121, right side upper vertical is fixed with and moves to left moving sleeve 122；It moves to left
It slides and is arranged on the left support pedestal of support base 11 before and after dynamic inserted link 121；It is vertically solid on the left side of preceding mobile base 14
Surely mobile inserted link 141 before having；Preceding mobile inserted link 141 or so, which slides, to be arranged on the front support pedestal of support base 11；Preceding movement
Moving sleeve 142 before the rear end face lower vertical of pedestal 14 is fixed with；The rear end face lower par pivots of mobile base 13 have front and back spiral shell
Rasp bar 16；Before front and back threaded rod 16 passes perpendicularly through forward mobile base 13 and is screwed onto on moving sleeve 142；Mobile base 13
Right side top be articulated with left and right threaded rod 15；Left and right threaded rod 15 passes perpendicularly through mobile base 13 and is screwed onto a left side to the left
On moving sleeve 122.
As shown in FIG. 1 to 3, the level cross-sectionn of superposition support platform 31 is L-shaped；Superposition support platform 31 includes mutually hanging down
Straight preceding superposition support platform and left superposition support platform；Left superposition branch is vertically and fixedly provided on the upper surface of left superposition support platform
Spacer plate 32；It is superimposed supporting baffle 33 before being vertically and fixedly provided on the upper surface of preceding superposition support platform；Left superposition supporting baffle 32
Right side on be vertically and fixedly provided with the left superposition support baseboard 321 of horizontal direction；It hangs down on the rear end face of preceding superposition supporting baffle 33
The straight preceding superposition support baseboard 331 for being fixed with horizontal direction；The level cross-sectionn for being superimposed mobile platform 34 is L-shaped；Pitch drives
The upper end spherical shape of cylinder 24 is connected on the lower face in the right angle portion of superposition mobile platform 34；It is superimposed the right angle portion of support platform 31
Inner side end on be vertically and fixedly provided with left Telescopic base 311；It is superimposed vertically solid on the inner side end in the right angle portion of mobile platform 34
Surely there is right Telescopic base 341；The upper surface of left Telescopic base 311 is concordant with the upper surface of right Telescopic base 341；It is superimposed telescopic rod
35 one end are hinged on left Telescopic base 311, the other end is hinged on right Telescopic base 341.
As shown in Fig. 2, superposition telescopic rod 35 is located at the lower section of left superposition support baseboard 321 and preceding superposition support baseboard 331.
As shown in Fig. 2, it is left superposition support baseboard 321 upper surface, it is preceding superposition support baseboard 331 upper surface and be superimposed shifting
The upper surface of moving platform 34 is concordant.
As shown in Fig. 2, the lower face of the lower face of left superposition support baseboard 321, preceding superposition support baseboard 331 is higher than superposition
The upper surface of support platform 31.
As shown in FIG. 1 to 3, columned front and back drive block 161 is articulated on the rear end face of mobile base 13；Front and back drive
Motion block 161 is fixedly connected with the rear end of front and back threaded rod 16；Columned left and right is articulated on the right side of mobile base 13 to drive
Motion block；Left and right drive block is fixedly connected with the right end of left and right threaded rod 15；The rear end face of front and back drive block 161 and mobile base 13
Rear end face it is concordant；The right side of left and right drive block is concordant with the right side of mobile base 13；The rear end face of front and back drive block 161
On form the groove of regular hexagon；The groove of regular hexagon is formed on the right side of left and right drive block.
As shown in figure 3, spacing and inclined shore column 21 to front stretching bar 23 of the inclined shore column 21 to left telescopic rod 22
Spacing is identical.
It is superimposed the operation principle of platform：
When needing to fold, according to the width of lamination, front and back drive block 161 is rotated first, front and back threaded rod 16 is driven to revolve
Turn, adjust the size in the front-back direction of platform in this way, then rotates left and right drive block and left and right threaded rod 15 is driven to rotate, adjust in this way
Save the size of the left and right directions of platform；
If iron core leaf length is shorter, lamination is placed on left superposition support baseboard 321, preceding superposition support baseboard
331 be superimposed on mobile platform 34 and the front end face of lamination and left side made to bear against in preceding superposition supporting baffle 33
On rear end face, on the right side of left superposition supporting baffle 32；Lamination subsequent in this way is superimposed upwards in turn；
If iron core leaf length is longer, start pitch drives cylinder 24, is superimposed placement platform 30 in this way around inclination branch
The upper end spherical shape of dagger 21 tilts, then lamination be placed on left superposition support baseboard 321, preceding superposition support baseboard 331 and
It is superimposed mobile platform 34, in this way under the Gravitative Loads of lamination, lamination is in the front end face of heeling condition and lamination
It is born against on the rear end face of preceding superposition supporting baffle 33, on the right side of left superposition supporting baffle 32 with left side；In this way
It can be superimposed and be placed on superposition placement platform 30 size is more than superposition placement platform 30；
Such mode is easy to operate, is superimposed using various sizes of lamination, and stack quality is high.
The above content is only the better embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to this hair
Bright limitation.
Claims (6)
1. a kind of tilting transformer core is superimposed platform, it is characterised in that：Including pedestal (10), tilting gearing (20) and superposition
Placement platform (30)；Superposition placement platform (30), tilting gearing (20) and pedestal (10) are arranged from top to bottom；Tilting gearing (20)
Including inclined shore column (21), left telescopic rod (22), front stretching bar (23) and pitch drives cylinder (24)；Pedestal (10) includes branch
Support pedestal (11) and mobile base (13)；The level cross-sectionn of support base (11) is L-shaped；Support base (11) includes perpendicular
Front support pedestal and left support pedestal；Mobile base (13) can be moved forward and backward and can move left and right；Inclined shore column (21)
It is fixed on vertically upward on the upper surface in the right angle portion of support base (11)；Front stretching bar (23), left telescopic rod (22) hang down respectively
On the upper surface of the straight front support pedestal for being fixed on support base (11) upwards, on the upper surface of left support pedestal；Pitch drives
Cylinder (24) is fixed on vertically upward in mobile base (13)；Placement platform (30) is superimposed to include superposition support platform (31) and fold
Add mobile platform (34)；The upper end spherical shape of inclined shore column (21), left telescopic rod (22) and front stretching bar (23) is connected to superposition
On the lower face of support platform (31)；The upper end spherical shape of pitch drives cylinder (24) is connected to the lower end of superposition mobile platform (34)
On face；Being horizontally disposed between superposition support platform (31) and superposition mobile platform (34) has superposition telescopic rod (35)；Superposition is flexible
Bar (35) one end is hinged in superposition support platform (31), the other end is hinged on superposition mobile platform (34)；
Pedestal (10) further includes rectangular moving left pedestal (12) and preceding mobile base (14)；Move left the front end face of pedestal (12)
On be vertically and fixedly provided with and move left inserted link (121), the right side upper vertical for moving left pedestal (12) is fixed with and moves to left moving sleeve
(122)；Front and back slide of inserted link (121) is moved left to be arranged on the left support pedestal of support base (11)；Preceding mobile base (14)
Left side on be vertically and fixedly provided with before mobile inserted link (141)；Preceding mobile inserted link (141) left and right, which is slided, to be arranged in support base (11)
Front support pedestal on；The rear end face lower vertical of preceding mobile base (14) is fixed with preceding moving sleeve (142)；Mobile base
(13) front end face lower par pivots have front and back threaded rod (16)；Front and back threaded rod (16) passes perpendicularly through mobile base (13) simultaneously backward
And it is screwed onto on preceding moving sleeve (142)；The left side top of mobile base (13) is articulated with left and right threaded rod (15)；Left and right spiral shell
Rasp bar (15) passes perpendicularly through to the right mobile base (13) and is screwed onto and moves to left on moving sleeve (122)；
Spacing phase of the inclined shore column (21) to the spacing and inclined shore column (21) to front stretching bar (23) of left telescopic rod (22)
Together.
2. a kind of tilting transformer core according to claim 1 is superimposed platform, it is characterised in that：It is superimposed support platform
(31) level cross-sectionn is L-shaped；Superposition support platform (31) includes that perpendicular preceding superposition support platform and left superposition support
Platform；It is vertically and fixedly provided with left superposition supporting baffle (32) on the upper surface of left superposition support platform；It is preceding to be superimposed the upper of support platform
Superposition supporting baffle (33) before being vertically and fixedly provided on end face；It is vertically and fixedly provided with level on the right side of left superposition supporting baffle (32)
The left superposition support baseboard (321) in direction；Before horizontal direction being vertically and fixedly provided on the rear end face of preceding superposition supporting baffle (33)
It is superimposed support baseboard (331)；The level cross-sectionn for being superimposed mobile platform (34) is L-shaped；The upper end ball of pitch drives cylinder (24)
Shape is connected on the lower face in the right angle portion of superposition mobile platform (34)；It is superimposed the inner side end in the right angle portion of support platform (31)
On be vertically and fixedly provided with left Telescopic base (311)；It is vertically and fixedly provided with the right side on the inner side end in the right angle portion of superposition mobile platform (34)
Telescopic base (341)；The upper surface of left Telescopic base (311) is concordant with the upper surface of right Telescopic base (341)；It is superimposed telescopic rod
(35) one end is hinged on left Telescopic base (311), the other end is hinged on right Telescopic base (341).
3. a kind of tilting transformer core according to claim 2 is superimposed platform, it is characterised in that：It is superimposed telescopic rod
(35) it is located at the lower section of left superposition support baseboard (321) and preceding superposition support baseboard (331).
4. a kind of tilting transformer core according to claim 2 is superimposed platform, it is characterised in that：Left superposition supports bottom
The upper surface of plate (321), the upper surface of preceding superposition support baseboard (331) and the upper surface for being superimposed mobile platform (34) are concordant.
5. a kind of tilting transformer core according to claim 2 is superimposed platform, it is characterised in that：Left superposition supports bottom
The lower face of plate (321), the preceding lower face for being superimposed support baseboard (331) are higher than the upper surface for being superimposed support platform (31).
6. a kind of tilting transformer core according to claim 1 is superimposed platform, it is characterised in that：Mobile base (13)
Rear end face on be articulated with columned front and back drive block (161)；The rear end of front and back drive block (161) and front and back threaded rod (16)
It is fixedly connected；Columned left and right drive block is articulated on the left side of mobile base (13)；Left and right drive block and left and right screw thread
The right end of bar (15) is fixedly connected；The rear end face of front and back drive block (161) is concordant with the rear end face of mobile base (13)；It drives left and right
The right side of motion block is concordant with the right side of mobile base (13)；Positive six side is formed on the rear end face of front and back drive block (161)
First groove of shape；The second groove of regular hexagon is formed on the right side of left and right drive block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710500600.8A CN107195453B (en) | 2017-06-27 | 2017-06-27 | A kind of tilting transformer core superposition platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710500600.8A CN107195453B (en) | 2017-06-27 | 2017-06-27 | A kind of tilting transformer core superposition platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107195453A CN107195453A (en) | 2017-09-22 |
| CN107195453B true CN107195453B (en) | 2018-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710500600.8A Expired - Fee Related CN107195453B (en) | 2017-06-27 | 2017-06-27 | A kind of tilting transformer core superposition platform |
Country Status (1)
| Country | Link |
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| CN (1) | CN107195453B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021100360A1 (en) * | 2019-11-19 | 2021-05-27 | テイカ株式会社 | Pre-doped sheet for power storage device and production method therefor |
| CN115498236A (en) * | 2022-11-21 | 2022-12-20 | 佛山市清极能源科技有限公司 | Fuel cell fixing and assembling device and telescopic connecting rod used by same |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012126034A1 (en) * | 2011-03-24 | 2012-09-27 | Aem Cores Pty Ltd | Machine for manufacturing laminations for a magnetic core |
| CN104992832B (en) * | 2015-07-30 | 2018-02-23 | 佛山市中研非晶科技股份有限公司 | A kind of transformer assembling table |
| CN105575650B (en) * | 2016-02-26 | 2017-09-12 | 国网山东省电力公司郓城县供电公司 | Transformer core lamination device |
| CN105575652B (en) * | 2016-03-11 | 2018-01-19 | 国网山东省电力公司商河县供电公司 | Transformer silicon steel sheet lamination stacking table |
| CN207038337U (en) * | 2017-06-27 | 2018-02-23 | 东莞市天合机电开发有限公司 | A kind of tilting transformer core is superimposed platform |
-
2017
- 2017-06-27 CN CN201710500600.8A patent/CN107195453B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN107195453A (en) | 2017-09-22 |
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Effective date of registration: 20180824 Address after: 314000 188 Tea Garden Road, tanker town, Xiuzhou District, Jiaxing, Zhejiang Applicant after: ZHEJIANG JINYUAN INDUSTRIAL CO., LTD. Address before: 523000 201D, 2 / F, building 11, innovation and Technology Park, Songshan Lake high tech Industrial Development Zone, Dongguan, Guangdong Applicant before: Dongguan Tianhe electromechanical Development Co. Ltd. |
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Granted publication date: 20181002 Termination date: 20200627 |