CN109047527B - Riveting and fixing device for electromagnetic valve energy accumulator blanking cover and main valve body - Google Patents
Riveting and fixing device for electromagnetic valve energy accumulator blanking cover and main valve body Download PDFInfo
- Publication number
- CN109047527B CN109047527B CN201810794656.3A CN201810794656A CN109047527B CN 109047527 B CN109047527 B CN 109047527B CN 201810794656 A CN201810794656 A CN 201810794656A CN 109047527 B CN109047527 B CN 109047527B
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- China
- Prior art keywords
- riveting
- tool
- spring
- clamp body
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a riveting fixing device for a plug cover of an electromagnetic valve energy accumulator and a main valve body, which comprises a bottom plate and a clamp body arranged on the bottom plate and used for clamping the electromagnetic valve energy accumulator, wherein a tool mounting plate connected with a press is arranged above the clamp body, a tool limiting plate is arranged below the tool mounting plate, a floating spring and a riveting tool are arranged on the tool mounting plate, the tool limiting plate downwards presses the electromagnetic valve energy accumulator and upwards compresses the floating spring at the same time, and the riveting tool comprises a riveting spring, a positioning core elastically pressing the plug cover under the action of the riveting spring, and a riveting cutter riveting the edge of the plug cover into an inner hole of the electromagnetic valve energy accumulator. According to the invention, the riveting tool is easy to be separated during deep riveting, a knife cannot be stuck, a product after riveting is not easy to deform, and large-diameter deep riveting can be easily realized.
Description
The patent application of the invention is a divisional application of the invention creation name of a solenoid valve energy accumulator cap riveting device, and the original application date is 5 and 26 in 2017, and the application number is 2017103836748.
Technical Field
The invention relates to an assembly technology of an electromagnetic valve energy accumulator.
Background
The electromagnetic valve energy accumulator is riveted and fixed with the main valve body through the plug cover during assembly, and the depth requirement is larger than 1 mm. At present, riveting modes are more, but most of the riveting modes have the problems that tools are difficult to pull out due to larger riveting diameter and deeper depth, products are deformed along with the tools, a plugging cover is deformed after being stressed, and a main valve body is deformed seriously after being riveted.
Disclosure of Invention
The invention aims to solve the technical problem of providing a riveting and fixing device for a plug cover of an energy accumulator of a solenoid valve and a main valve body, wherein a riveting cutter is easy to separate, and the plug cover and the energy accumulator of the solenoid valve are not easy to deform.
In order to solve the technical problems, the invention adopts the following technical scheme: the riveting and fixing device for the plug cover and the main valve body of the electromagnetic valve energy accumulator comprises a bottom plate and a clamp body arranged on the bottom plate and used for clamping the electromagnetic valve energy accumulator, wherein a tool mounting plate connected with a press is arranged above the clamp body, a tool limiting plate is arranged below the tool mounting plate, a floating spring and a riveting tool are arranged on the tool mounting plate, the tool limiting plate downwards presses the electromagnetic valve energy accumulator and simultaneously upwards compresses the floating spring, and the riveting tool comprises a riveting spring, a positioning core elastically pressing the plug cover under the action of the riveting spring, and a riveting cutter riveting the edge of the plug cover into an inner hole of the electromagnetic valve energy accumulator; the tool limiting plate is fixed on the first transition plate, the middle of the tool limiting plate and the middle of the first transition plate are hollow so that a riveting tool can pass through the tool limiting plate, the floating spring is sleeved on the spring limiting post, the spring limiting post is fixed on the tool mounting plate through threads, the riveting tool is fixed on the tool mounting plate, the second transition plate is connected with the clamp hanging block, the clamp hanging block is connected with the press, and the press drives the clamp hanging block to move up and down so that the tool mounting plate, the riveting tool on the tool mounting plate and the floating spring can move up and down.
Preferably, the lower part of the riveting tool is provided with a floating hole, the riveting tool is provided with a movable hole above the floating hole, the upper part of the positioning core movably penetrates through the movable hole, the bottom of the positioning core is provided with a positioning head capable of floating up and down in the floating hole, the riveting spring is nested in the middle of the positioning core, the bottom end of the riveting spring is elastically abutted to the positioning head, and the top end of the riveting spring is elastically abutted to the top surface of the floating hole.
Preferably, the bottom surface of the positioning head is provided with a positioning groove, and a magnet is installed on the top surface of the positioning groove.
Preferably, the bottom of the riveting tool is provided with a riveting conical surface around the floating hole, and the riveting conical surface is provided with riveting teeth.
Preferably, a first linear guide is arranged between the tool mounting plate and the bottom plate, a second linear guide is arranged between the tool limiting plate and the tool mounting plate,
preferably, the first linear guide is a first linear bearing, and the second linear guide is a second linear bearing.
Preferably, the clamp body comprises a left clamp body and a right clamp body, a clamping cavity for clamping the electromagnetic valve energy accumulator is formed between the left clamp body and the right clamp body, a guide hole is formed in the left clamp body or the right clamp body, a pressing block is arranged in the guide hole, and the pressing block is driven by a pressing cylinder to stretch into the clamping cavity and press the electromagnetic valve energy accumulator tightly.
Preferably, the inner side of the left clamp body is provided with a left limit plate, and the inner side of the right clamp body is provided with a right limit plate.
Preferably, the top of the left limit plate and the right limit plate is provided with a limit protrusion part protruding inwards to limit the electromagnetic valve energy accumulator.
Preferably, the top surfaces of the left clamp body and the right clamp body are provided with clamping grooves, and the tool limiting plate is provided with clamping protrusions which are clamped into the clamping grooves when pressed downwards.
According to the technical scheme, when the fixture works, the fixture body clamps the electromagnetic valve energy accumulator, the tool limiting plate compresses the floating spring and presses the limiting electromagnetic valve energy accumulator, the position of the limiting electromagnetic valve energy accumulator is achieved, and the electromagnetic valve energy accumulator is prevented from shifting and deforming. After the closing-in is completed, the riveting tool rebounds through the riveting spring, the electromagnetic valve energy accumulator is still limited in position, and the compressed floating spring rebounds to enable the riveting tool to be separated from the electromagnetic valve energy accumulator. Therefore, the riveting tool is easy to separate during deep riveting, the cutter cannot be stuck, the product is not easy to deform after riveting, and large-diameter deep riveting can be easily realized.
Drawings
The invention is further described with reference to the accompanying drawings and the detailed description below:
FIG. 1 is a schematic cross-sectional view of the present invention;
fig. 2 is a schematic structural view of the riveting tool.
Detailed Description
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the device for fixing the plug cover of the accumulator of the solenoid valve and the main valve body by riveting is applied to the assembly of the accumulator 6 of the solenoid valve, and is specifically used for riveting the plug cover 61 in the inner hole of the accumulator of the solenoid valve. The clamp comprises a bottom plate 10 and a clamp body 1 arranged on the bottom plate and used for clamping an electromagnetic valve energy accumulator, wherein an electromagnetic valve energy accumulator plugging cover riveting tool is arranged above the clamp body. Solenoid valve energy storage ware blanking cover riveting frock includes the instrument mounting panel 2 of being connected with the press, the below of instrument mounting panel is equipped with frock limiting plate 4, install floating spring 5 and riveting instrument 3 on the instrument mounting panel, upwards compress floating spring 5 when frock limiting plate 4 descends to push down solenoid valve energy storage ware 6.
As shown in fig. 2, the riveting tool 3 includes a riveting spring 33, a positioning core 32 elastically pressing the cap under the action of the riveting spring, and a riveting cutter 31 for riveting the edge of the cap into the inner hole of the accumulator of the solenoid valve. The spring is arranged in the inner hole of the electromagnetic valve energy accumulator, so that the blocking cover 61 is pressed by the positioning core 32, the blocking cover 61 is prevented from being inclined and shifted under the action of the spring, and the riveting tool 31 is ensured to smoothly complete riveting. The lower part of riveting cutter is equipped with unsteady hole 311, the riveting cutter is equipped with the movable hole above the hole that floats, and the movable hole diameter is less than the hole diameter that floats, the bottom of location core is equipped with can be at the downthehole location head that floats from top to bottom of floating, and the diameter of location head slightly is lighter than the hole diameter that floats and is greater than the movable hole diameter, the upper portion diameter of location core is less than the location head and the activity passes the movable hole, riveting spring 33 nestification is in location core middle part and riveting spring's bottom and location head top surface elasticity butt, top and the hole top surface elasticity butt that floats. The positioning core 32 and the riveting tool 31 can float through the riveting spring 33, when the riveting tool 3 is pressed down, the positioning core 32 presses the blocking cover 61 on the inner hole opening part of the electromagnetic valve energy accumulator, the positioning core 32 retracts and compresses the riveting spring 33, then the riveting tool 31 and the blocking cover 61 act to close up, the riveting tool 31 rebounds through the riveting spring 33 relative to the positioning core after closing up is completed, and the riveting tool 3 is conveniently separated from the electromagnetic valve energy accumulator 6.
The upper portion of riveting cutter is equipped with mounting hole 312, be equipped with the stop screw 35 of being connected with the location core in the mounting hole, the last spacing gasket 36 that installs of stop screw 35 avoids location core 32 to break away from the activity hole.
The bottom surface of the positioning head is provided with a positioning groove 321, and the top surface of the positioning groove is provided with a magnet 34. The blanking cover 61 is adsorbed and positioned on the positioning core 32 through the magnet 34, so that the blanking cover 61 is conveniently positioned on the positioning core 32, and meanwhile, the blanking cover is prevented from being damaged by pressure, and the blanking cover can be easily separated from a riveting tool after being riveted in an inner hole of the electromagnetic valve energy accumulator.
The bottom of the riveting cutter is provided with a riveting conical surface 313 around the floating hole, the riveting conical surface is provided with riveting teeth, and when the riveting cutter is pressed downwards, the riveting teeth extrude the edge of the blanking cover to enable the edge of the blanking cover and the inner hole to form riveting.
The tooling limit plate 4 is fixed on the first transition plate 41 by using an inner hexagonal fastening screw. The tool limiting plate 4 and the first transition plate 41 are hollow in the middle, so that the riveting tool 3 can pass through the tool limiting plate. The floating spring 5 is sleeved on the spring limiting column 51, the spring limiting column 51 is fixed on the tool mounting plate 2 through threads, and the riveting tool 31 is fixed on the tool mounting plate 2 through the hexagon socket head cap fastening screw. The second transition plate 21 is fixed on the tool mounting plate 2 through an inner hexagonal fastening screw, the second transition plate 21 is connected with a clamp hanging block 22, the clamp hanging block 22 is connected with a press, and the press drives the clamp hanging block 22 to move up and down, so that the tool mounting plate 2, and the riveting tool 3 and the floating spring 5 on the tool mounting plate can move up and down.
In order to guide the tool mounting plate 2 and the tool limiting plate 4 to move up and down, a first linear guide is arranged between the tool mounting plate 2 and the bottom plate 10, and a second linear guide is arranged between the tool limiting plate 4 and the tool mounting plate 2. Through the up-and-down operation of the guide tool mounting plate 2 and the tooling limiting plate 4, the centering performance between the plugging cover, the riveting tool and the electromagnetic valve energy accumulator is ensured to the maximum extent. Preferably, the first linear guide is a first linear bearing 23, the second linear guide is a second linear bearing 24, and the first linear bearing is connected with a first bearing limiting block above the tool mounting plate. And the second linear bearing is connected with a first bearing limiting block above the tool mounting plate. The linear bearing is adopted, so that the technology is mature, and the guiding precision is high.
As shown in fig. 1, the clamp body 1 includes a left clamp body 11 and a right clamp body 12, a clamping cavity for clamping the electromagnetic valve energy accumulator is formed between the left clamp body and the right clamp body, a guide hole is formed in the left clamp body or the right clamp body, a pressing block 16 is arranged in the guide hole, and the pressing block is driven by a pressing cylinder 15 to extend into the clamping cavity and press the electromagnetic valve energy accumulator. The inner side of the left clamp body is provided with a left limit plate 13, and the inner side of the right clamp body is provided with a right limit plate 14.
And the top parts of the left limit plate and the right limit plate are provided with limit protruding parts protruding inwards to limit the electromagnetic valve energy accumulator. The electromagnetic valve energy accumulator is horizontally compressed and limited through the compressing air cylinder 15, and the limiting protruding part is used for limiting the electromagnetic valve energy accumulator. The left clamp body 11 and the right clamp body 12 are respectively positioned by positioning pins and then fixed on the bottom plate 10 by hexagon socket head cap screws. The left limiting plate 13 and the right limiting plate 14 are fixed on the left clamp body 11 and the right clamp body 12 through hexagon socket head cap fastening screws respectively.
The left clamp body 11 and the right clamp body 12 are provided with clamping grooves on the top surfaces, and the tool limiting plate 4 is provided with clamping protrusions which are clamped into the clamping grooves when pressed downwards. Through the cooperation of draw-in groove and card protruding, make the position of restriction solenoid valve energy accumulator that frock limiting plate 4 can be accurate in the anchor clamps body, guarantee that the solenoid valve energy accumulator can not shift, warp.
In the specific working process, the electromagnetic valve energy accumulator 6 is arranged between the left clamp body 11 and the right clamp body 12, and the blocking cover 61 is adsorbed on the positioning core 32 through the magnet 34. The starting equipment is used for press mounting, the pressing cylinder 15 is connected with the pressing block 16 to press the electromagnetic valve energy accumulator 6, and the tool limiting plate 4 compresses the floating spring 5 and is clamped into the clamping grooves of the left clamp body 11 and the right clamp body 12 to limit the electromagnetic valve energy accumulator 6. The riveting tool 3 moves downwards, the positioning core 32 presses the blocking cover 61 on the inner hole part of the electromagnetic valve energy accumulator, the positioning core 32 retracts and compresses the riveting spring 33, and the riveting cutter 31 acts with the blocking cover 61 to close up. Riveting tool 31 kick-backs through riveting spring 33 after binding off is accomplished, and solenoid valve energy storage ware 6 is still by the restricted position in addition, and compressed floating spring 5 kick-backs, makes riveting tool 3 and solenoid valve energy storage ware 6 separation, then presses the frock limiting plate 4 on solenoid valve energy storage ware 6 and breaks away from the anchor clamps body from top to bottom.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (10)
1. Solenoid valve energy storage ware blanking cover and main valve body riveting fixing device, its characterized in that: the riveting tool comprises a riveting spring, a positioning core and a riveting cutter, wherein the positioning core elastically compresses a plugging cover under the action of the riveting spring, and the riveting cutter is used for riveting the edge of the plugging cover into an inner hole of the electromagnetic valve energy accumulator; the tool limiting plate is fixed on the first transition plate, the middle of the tool limiting plate and the middle of the first transition plate are hollow so that a riveting tool can pass through the tool limiting plate, the floating spring is sleeved on the spring limiting post, the spring limiting post is fixed on the tool mounting plate through threads, the riveting tool is fixed on the tool mounting plate, the second transition plate is connected with the clamp hanging block, the clamp hanging block is connected with the press, and the press drives the clamp hanging block to move up and down so that the tool mounting plate, the riveting tool on the tool mounting plate and the floating spring can move up and down.
2. The solenoid valve accumulator cap and main valve body rivet pressing fixture of claim 1, wherein: the riveting tool is characterized in that a floating hole is formed in the lower portion of the riveting tool, a movable hole is formed above the floating hole of the riveting tool, the upper portion of the positioning core movably penetrates through the movable hole, a positioning head capable of floating up and down in the floating hole is arranged at the bottom of the positioning core, the riveting spring is nested in the middle of the positioning core, the bottom end of the riveting spring is elastically abutted to the positioning head, and the top end of the riveting spring is elastically abutted to the top surface of the floating hole.
3. The solenoid valve accumulator cap and main valve body rivet pressing fixture of claim 2, wherein: the bottom surface of the positioning head is provided with a positioning groove, and a magnet is installed on the top surface of the positioning groove.
4. The solenoid valve accumulator cap and main valve body rivet pressing fixture of claim 2, wherein: the bottom of the riveting tool is provided with a riveting conical surface surrounding the floating hole, and riveting teeth are arranged on the riveting conical surface.
5. The solenoid valve accumulator cap and main valve body rivet pressing fixture of claim 1, wherein: be equipped with first linear director between instrument mounting panel and the bottom plate, be equipped with second linear director between frock limiting plate and the instrument mounting panel.
6. The solenoid valve accumulator cap and main valve body rivet pressing fixture of claim 5, wherein: the first linear guide is a first linear bearing, and the second linear guide is a second linear bearing.
7. The device for riveting and fixing the accumulator cap and the main valve body of the electromagnetic valve according to any one of claims 1 to 6, wherein: the clamp body includes left clamp body, right clamp body, form the tight chamber of clamp solenoid valve energy accumulator between left clamp body and the right clamp body, be equipped with the guiding hole on the left side clamp body or the right clamp body, be equipped with the compact heap in the guiding hole, the compact heap stretches into by the drive of compressing tightly the cylinder and presss from both sides tight chamber and compress tightly the solenoid valve energy accumulator.
8. The solenoid valve accumulator cap and main valve body rivet pressing fixture of claim 7, wherein: the inner side of the left clamp body is provided with a left limiting plate, and the inner side of the right clamp body is provided with a right limiting plate.
9. The solenoid valve accumulator cap and main valve body rivet pressing fixture of claim 8, wherein: and the top parts of the left limit plate and the right limit plate are provided with limit protruding parts protruding inwards to limit the electromagnetic valve energy accumulator.
10. The solenoid valve accumulator cap and main valve body rivet pressing fixture of claim 7, wherein: the top surfaces of the left clamp body and the right clamp body are provided with clamping grooves, and the tool limiting plate is provided with clamping protrusions which are clamped into the clamping grooves when pressed downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810794656.3A CN109047527B (en) | 2017-05-26 | 2017-05-26 | Riveting and fixing device for electromagnetic valve energy accumulator blanking cover and main valve body |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810794656.3A CN109047527B (en) | 2017-05-26 | 2017-05-26 | Riveting and fixing device for electromagnetic valve energy accumulator blanking cover and main valve body |
| CN201710383674.8A CN107150085B (en) | 2017-05-26 | 2017-05-26 | A kind of solenoid valve accumulator blanking cover riveting device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710383674.8A Division CN107150085B (en) | 2017-05-26 | 2017-05-26 | A kind of solenoid valve accumulator blanking cover riveting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109047527A CN109047527A (en) | 2018-12-21 |
| CN109047527B true CN109047527B (en) | 2020-01-07 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710383674.8A Expired - Fee Related CN107150085B (en) | 2017-05-26 | 2017-05-26 | A kind of solenoid valve accumulator blanking cover riveting device |
| CN201810794656.3A Expired - Fee Related CN109047527B (en) | 2017-05-26 | 2017-05-26 | Riveting and fixing device for electromagnetic valve energy accumulator blanking cover and main valve body |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710383674.8A Expired - Fee Related CN107150085B (en) | 2017-05-26 | 2017-05-26 | A kind of solenoid valve accumulator blanking cover riveting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN107150085B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817208B (en) * | 2018-05-24 | 2023-09-26 | 任丘市增华通讯器材有限公司 | Automatic production equipment for anchor ear |
| CN109227093B (en) * | 2018-10-22 | 2023-08-11 | 浙江亚太机电股份有限公司 | Special tooling for simultaneously press-fitting check rings on two sides of electromagnetic valve energy accumulator |
| CN113659405B (en) * | 2021-08-18 | 2023-06-20 | 博硕科技(江西)有限公司 | Riveting end processing equipment and processing technology |
| CN114310754B (en) * | 2022-01-25 | 2024-01-19 | 浙江华朔科技股份有限公司 | New energy automobile bracket clip assembly tool and assembly method |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07101578B2 (en) * | 1986-11-19 | 1995-11-01 | 田中貴金属工業株式会社 | Rivet type electrical contact caulking die |
| SU1489897A1 (en) * | 1987-10-30 | 1989-06-30 | Предприятие П/Я М-5893 | Successive-action combination die set for making hollow thin-wall rivets |
| CN201960046U (en) * | 2010-12-10 | 2011-09-07 | 上海众力汽车部件有限公司 | Squeeze riveting tooling clamp |
| CN202539376U (en) * | 2012-04-05 | 2012-11-21 | 上海萨克斯动力总成部件系统有限公司 | Cover assembly riveting die of clutch |
| CN202513782U (en) * | 2012-04-05 | 2012-10-31 | 杭州江南电机有限公司 | Riveting device for engine base bearing of shaded-pole motor |
| CN204108123U (en) * | 2014-09-12 | 2015-01-21 | 长春曼胡默尔富维滤清器有限公司 | Be threaded plate and thin end cap flange pressing mold |
| CN204564958U (en) * | 2015-04-29 | 2015-08-19 | 南京胜捷电机制造有限公司 | A kind of motor front and rear covers riveting tool |
| CN104907844B (en) * | 2015-06-17 | 2017-03-01 | 杭州电子科技大学 | A kind of two-sided flat axle clamp tool |
| CN105134804B (en) * | 2015-09-07 | 2017-10-13 | 安徽江淮汽车集团股份有限公司 | A kind of press-loading apparatus of taper roll bearing |
| CN105290220A (en) * | 2015-11-16 | 2016-02-03 | 耒阳新达微科技有限公司 | Novel efficient bearing machining die |
| CN206084315U (en) * | 2016-10-11 | 2017-04-12 | 昆山市烽禾升精密机械有限公司 | Use pressure equipment big valve gap to sheathed tube assembly devices of valve base as benchmark |
| CN207170732U (en) * | 2017-05-26 | 2018-04-03 | 浙江亚太机电股份有限公司 | A kind of magnetic valve accumulator blanking cover riveting device |
-
2017
- 2017-05-26 CN CN201710383674.8A patent/CN107150085B/en not_active Expired - Fee Related
- 2017-05-26 CN CN201810794656.3A patent/CN109047527B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN107150085B (en) | 2018-12-28 |
| CN107150085A (en) | 2017-09-12 |
| CN109047527A (en) | 2018-12-21 |
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Granted publication date: 20200107 Termination date: 20210526 |