CN106783145A - Inductance winding fixture - Google Patents
Inductance winding fixture Download PDFInfo
- Publication number
- CN106783145A CN106783145A CN201710078181.3A CN201710078181A CN106783145A CN 106783145 A CN106783145 A CN 106783145A CN 201710078181 A CN201710078181 A CN 201710078181A CN 106783145 A CN106783145 A CN 106783145A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- clamping
- main clamping
- bar
- inductance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention provides a kind of inductance winding fixture, belong to field of mechanical technique.It is low that it solves the problems, such as that prior art has coiling yield rate.This inductance winding fixture is included in the body of elongated rod shape, also include main clamping ba, auxiliary clamping bar, cut spring and gland, above-mentioned body one end has the installation cavity through its both sides, the quantity of above-mentioned main clamping ba is that two and main clamping ba are located in above-mentioned installation cavity, described main clamping ba the inner is hinged at installation cavity bottom, main clamping ba outer end stretches out body and clamping part for clamping inductance is formed between two outer ends of main clamping ba, and above-mentioned cut spring is located between two main clamping bas.This inductance winding fixture coiling high yield rate.
Description
Technical field
The invention belongs to field of mechanical technique, it is related to a kind of inductance winding fixture.
Background technology
Inductance (Inductor) is the element that electric energy can be converted into magnetic energy and be stored.The structure of inductance similar to
Transformer, but only one of which winding.Inductance has certain inductance, and it only hinders the change of electric current.If inductance is without electricity
In the state of stream passes through, it will attempt to hinder electric current to flow through it when circuit is connected；If inductance is in the state of having electric current to pass through,
It will attempt to maintain electric current constant when circuit disconnects.
Usual inductor size is smaller, and in order to carry out ease of assembly to it, be typically with automation equipment is carried out to it
Assembling work.But, due to having the relatively low terminal pin of strength ratio on inductance, easily terminal pin is damaged during automated job
It is bad, cause assembling yield rate not high.
Its publication number of Chinese patent CN204991451U discloses a kind of new automatic coil winding machine of chip inductor.It is wrapped
Including rack, is provided with indexing disc mechanism in frame, and the coiling clamp mechanism that two groups of axial symmetry are set is provided with indexing disc mechanism,
Wire rod cutting is additionally provided with indexing disc mechanism and pulls chuck mechanism with wire rod Ru Cao auxiliary bodies and anti-product, in index dial machine
Structure is respectively provided on two sides with winding mechanism and automatic feed mechanism, winding mechanism and automatic feed mechanism respectively at two groups around
Clip mechanism is closed on, and loading and unloading manipulator is provided with the side of automatic feed mechanism, automatic feed mechanism and indexing disc mechanism it
Between be provided with automatic distributing material mechanism for carrying out equidistant sequence to magnetic core, be provided with rear side of winding mechanism tensioner and with
The tensioner spool of power device connection.
As can be seen that above-mentioned coiling function realizes automated job, magnetic core can be entered line space and arranged in an orderly manner, energy
Enough improve efficiency.But, situation easily to being damaged is remained during coil winding terminal pin.
The content of the invention
The purpose of the present invention is directed to the above mentioned problem of prior art presence, there is provided a kind of compact conformation and can be to tiny electricity
Sense carries out the inductance winding fixture of stable holding.
The purpose of the present invention can be realized by following technical proposal：
A kind of inductance winding fixture, including in the body of elongated rod shape, it is characterised in that also including main clamping ba, auxiliary clamping bar, divide
From spring and gland, above-mentioned body one end has the installation cavity through its both sides, and the quantity of above-mentioned main clamping ba is two and main folder
Bar is located in above-mentioned installation cavity, and described main clamping ba the inner is hinged at installation cavity bottom, and body is stretched out and two in main clamping ba outer end
The clamping part for clamping inductance is formed between the outer end of individual main clamping ba, above-mentioned cut spring is located between two main clamping bas,
The elastic force of cut spring acts on lower two main clamping ba outer ends has separate trend, and above-mentioned gland is enclosed within body and when gland is supported
When leaning against main clamping ba outer end, two main clamping ba outer ends have the trend of closure, above-mentioned auxiliary clamping bar the inner be hinged on body and
There is the link gear that when main clamping ba action auxiliary clamping bar can be driven together to act between main clamping ba and auxiliary clamping bar.
During original state, away from main clamping ba outer end, two main clamping ba outer ends have gland under the elastic force effect of cut spring
There is the trend of opening, that is to say, that now, this tool is in the state of double-layered quilt wire-wound inductor to be installed.
It is in flat baffle plate that body end has, and baffle plate is located at the top of installation cavity and will be in the peace of body end
It behave affectedly opening closure, the purpose for the arrangement is that in order that inductance can be resisted against on baffle plate, being positioned to inductance, it is ensured that can press from both sides every time
Hold in the same setting position of inductance, finally also ensure that the accuracy of coiling.
Certainly, according to actual conditions, it is also possible to set corresponding protrusion convex edge in installation cavity port, as long as convex edge can be by
Inductance stops.
Once after inductance stabilization feeding body, gland is moved, and after gland is resisted against main clamping ba outer end, cut spring is pressed
Contracting, the main clamping ba of closure clamps inductance stabilization.
At the same time, auxiliary clamping bar is together moved in the presence of link gear, and the auxiliary clamping bar after movement is to drawing on inductance
Stitch is positioned, and improves the intensity at terminal pin, it is to avoid deformed during terminal pin wound around coil.
In above-mentioned inductance winding fixture, the inner of two main clamping bas is hinged on body.
Two main clamping ba synchronization actions, so that stable is clamped in inductance both sides.
In above-mentioned inductance winding fixture, described wherein one main clamping ba the inner is hinged with body, another main clamping ba
It is fixedly connected with body.
Which simplify whole jig structure, certainly, after two main clamping ba outer ends merge, equally can be by inductance stabilization
Be clamped on this tool.
In above-mentioned inductance winding fixture, there is the gear edge of protrusion, the gear on the body of installation cavity opposite end
Main clamping ba outer end is pressed on along, with closing spring, pushing to cover to have in the elastic force effect of above-mentioned closing spring and gland between
Trend, the elastic force of the elastic force more than cut spring of above-mentioned closing spring.
One end positioning being disposed to closing spring on gear edge.Certainly, the gland under the elastic force effect of closing spring
With the trend for moving forward and close two main clamping bas, that is to say, that all the time can be by inductance under the elastic force effect of closing spring
Stable holding is on this tool.
In above-mentioned inductance winding fixture, the gland middle part has the convex shoulder of annular protrusion, above-mentioned closing spring set
On gland and its end is resisted against on convex shoulder.
Closing spring part is enclosed within gland the connective stability that improve closing spring, and the setting of convex shoulder can make spring
Elasticity stable is acted on gland.
In above-mentioned inductance winding fixture, there is the spacer pin of protrusion on the body, it is in bar to have on above-mentioned gland
The spacing hole and spacer pin of shape are located in spacing hole.
Gland can only be moved in the stroke of setting in the presence of spacer pin and spacing hole.
In above-mentioned inductance winding fixture, described link gear includes movable span one, auxiliary of the body side in bar shaped
In the movable span two and the set bar that is connected on main clamping ba of bar shaped on clamping bar, above-mentioned set bar is located in movable span one simultaneously
At movable span two, above-mentioned movable span one is vertically arranged, and above-mentioned movable span two is horizontally disposed with.
Main clamping ba can drive auxiliary clamping bar together to swing in its hinged place swing process in the presence of set bar.Activity
The setting of hole one and movable span two can make auxiliary clamping bar with being not in jam in swing process.
In above-mentioned inductance winding fixture, described link gear includes connecting rod one, connecting rod two and connecting rod three, above-mentioned company
Mode that bar one, connecting rod two and connecting rod three have been hinged head and the tail are connected to form a linkage, one end of aforementioned link mechanism with
Main clamping ba is hinged, and the other end of linkage is hinged with auxiliary clamping bar.
Main clamping ba can be similarly set to drive auxiliary clamping bar to swing using linkage.
Also there is the terminal for storage coil in above-mentioned inductance winding fixture, on the body.
Coil is stored in advance on terminal, and the coil in winding process on terminal is persistently released.
In above-mentioned inductance winding fixture, the outer body also has the depression bar of protrusion, the auxiliary clamping bar outer end tool
There is the pressure edge of protrusion, when auxiliary clamping bar is in closure state with main clamping ba, above-mentioned pressure is along the just pair and therebetween shape with depression bar
Into the location division for positioning guidewire pin.
After pressure with depression bar along location division is formed, the terminal pin of inductance can stably be positioned.That is, terminal pin
Both sides respectively by pressure edge and depression bar against terminal pin is effectively increased its intensity in winding process, draws in winding process
Stitch is not allowed yielding.
In above-mentioned inductance winding fixture, the quantity of the auxiliary clamping bar is two and two auxiliary clamping bars are symmetrical is arranged on
At the both sides of body.
Due to having two terminal pins being symmetrical set on inductance, therefore, two auxiliary clamping bars are with regard to that can stablize to two
Individual terminal pin is positioned simultaneously.
Compared with prior art, two main clamping ba outer ends have becoming for closure under original state in this inductance winding fixture
Gesture, what inductance can be stablized is positioned on this tool.
Meanwhile, the terminal pin of inductance can also be positioned, and in coiling, terminal pin has enough intensity, it is to avoid terminal pin
Bending, effectively raises coiling yield rate, with practical value very high.
In addition, whole controlling is coated with most of by gland and body, therefore, entirely control with compact conformation.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of this inductance winding fixture.
Fig. 2 is the main structure diagram of this inductance winding fixture.
Fig. 3 is the cross section structure diagram of this inductance winding fixture.
Fig. 4 is the cross section structure diagram of the other direction of this inductance winding fixture.
Fig. 5 is the dimensional structure diagram at body in this inductance winding fixture.
Fig. 6 is the dimensional structure diagram at movable span one in this inductance winding fixture.
In figure, 1, body；1a, gear edge；1b, spacer pin；1c, movable span one；1d, depression bar；2nd, main clamping ba；2a, set bar；
3rd, auxiliary clamping bar；3a, movable span two；3b, pressure edge；4th, cut spring；5th, gland；5a, convex shoulder；5b, spacing hole；6th, installation cavity；7、
Closing spring；8th, terminal；9th, inductance；9a, terminal pin.
Specific embodiment
As shown in Fig. 1 and Fig. 2 and Fig. 3 and Fig. 4 and Fig. 5 and Fig. 6, this inductance winding fixture is included in the body 1 of elongated rod shape,
Also include main clamping ba 2, auxiliary clamping bar 3, cut spring 4 and gland 5, the one end of above-mentioned body 1 has the installation cavity 6 through its both sides,
The quantity of above-mentioned main clamping ba 2 is that two and main clamping ba 2 are located in above-mentioned installation cavity 6, and the inner of the main clamping ba 2 is hinged on installation cavity
At 6 bottoms, the outer end of main clamping ba 2 stretches out body 1 and clamping for clamping inductance 9 is formed between two outer ends of main clamping ba 2
Portion, above-mentioned cut spring 4 is located between two main clamping bas 2, two outer end of main clamping ba 2 tools under the elastic force effect of cut spring 4
There is the trend of separation, above-mentioned gland 5 is enclosed within body 1 and when gland 5 is resisted against 2 outer end of main clamping ba, two outer ends of main clamping ba 2
Trend with closure, above-mentioned the inner of auxiliary clamping bar 3 is hinged on body 1 and has between main clamping ba 2 and auxiliary clamping bar 3 works as main folder
Bar 2 acts the link gear that auxiliary clamping bar 3 can be driven together to act.
In the present embodiment, the inner of two main clamping bas 2 is hinged on body 1.Can also be using another according to actual conditions
A kind of outer scheme, i.e.,：The inner of wherein one main clamping ba 2 is hinged with body 1, and another main clamping ba 2 is fixedly connected with body 1.
There is the gear of protrusion on the body 1 of the opposite end of installation cavity 6 along 1a, the gear has between 1a and gland 5
Closing spring 7, gland 5 has the trend for being pressed on the outer end of main clamping ba 2 under the elastic force effect of above-mentioned closing spring 7, above-mentioned to close
Close the elastic force of the elastic force more than cut spring 4 of spring 7.
The middle part of the gland 5 has the convex shoulder 5a of annular protrusion, and above-mentioned closing spring 7 is enclosed within gland 5 and its end is supported
Lean against on convex shoulder 5a.
There is the spacer pin 1b of protrusion on the body 1, have in the spacing hole 5b and spacer pin of bar shaped on above-mentioned gland 5
1b is located in spacing hole 5b.
Described link gear includes the sidepiece of body 1 in the movable span on the 1c of movable span one of bar shaped, auxiliary clamping bar 3 in bar shaped
Two 3a and the set bar 2a, above-mentioned set bar 2a that are connected on main clamping ba 2 are located in the 1c of movable span one and movable span two simultaneously
At 3a, the 1c of above-mentioned movable span one is vertically arranged, and the 3a of above-mentioned movable span two is horizontally disposed with.
According to actual conditions, link gear can also use another scheme, i.e.,：The link gear include connecting rod one,
Connecting rod two and connecting rod three, the mode head and the tail that above-mentioned connecting rod one, connecting rod two and connecting rod three have been hinged are connected to form a linkage, on
The one end for stating linkage is hinged with main clamping ba, and the other end of linkage is hinged with auxiliary clamping bar.
Also there is the terminal 8 for storage coil on the body 1.
The outside of the body 1 also has the depression bar 1d of protrusion, and the outer end of auxiliary clamping bar 3 has the pressure of protrusion along 3b, when auxiliary
When clamping bar 3 is in closure state with main clamping ba 2, above-mentioned pressure is formed just pair and therebetween and drawn for positioning along 3b and depression bar 1d
The location division of stitch 9a.
The quantity of the auxiliary clamping bar 3 is two and two auxiliary clamping bars 3 are symmetrical is arranged at the both sides of body 1.
During original state, gland 5 away from the outer end of main clamping ba 2, outside two main clamping bas 2 under the elastic force effect of cut spring 4
End has the trend opened, that is to say, that now, and this tool is in the state of double-layered quilt wire-wound inductor 9 to be installed.
It is in flat baffle plate that the end of body 1 has, and baffle plate is located at the top of installation cavity 6 and will be in the end of body 1
The closure of the opening of installation cavity 6, the purpose for the arrangement is that in order that inductance 9 can be resisted against on baffle plate, being positioned to inductance, it is ensured that every time
The same setting position of inductance 9 can be clamped in, the accuracy of coiling is finally also ensured that.
Certainly, according to actual conditions, it is also possible to corresponding protrusion convex edge is set in the port of installation cavity 6, as long as convex edge energy
Inductance 9 is stopped.
Once after the stabilization feeding body 1 of inductance 9, gland 5 is moved, after gland 5 is resisted against the outer end of main clamping ba 2, cut spring 4
Compressed, the main clamping ba 2 of closure is by the stable holding of inductance 9.
At the same time, auxiliary clamping bar 3 is together moved in the presence of link gear, and the auxiliary clamping bar 3 after movement is on inductance 9
Terminal pin 9a is positioned, and improves the intensity at terminal pin 9a, it is to avoid deformed during terminal pin 9a wound around coil.
Claims (10)
1. a kind of inductance winding fixture, including in the body of elongated rod shape, it is characterised in that also including main clamping ba, auxiliary clamping bar, separation
Spring and gland, above-mentioned body one end have the installation cavity through its both sides, and the quantity of above-mentioned main clamping ba is two and main clamping ba
In above-mentioned installation cavity, described main clamping ba the inner is hinged at installation cavity bottom, and body is stretched out and at two in main clamping ba outer end
The clamping part for clamping inductance is formed between the outer end of main clamping ba, above-mentioned cut spring is located between two main clamping bas, divided
Acting on lower two main clamping ba outer ends from the elastic force of spring has separate trend, above-mentioned gland be enclosed within body and when gland against
At main clamping ba outer end, two main clamping ba outer ends have the trend of closure, and above-mentioned auxiliary clamping bar the inner is hinged on body and in master
There is the link gear that when main clamping ba action auxiliary clamping bar can be driven together to act between clamping bar and auxiliary clamping bar.
2. inductance winding fixture according to claim 1, it is characterised in that the inner of two main clamping bas is hinged on
On body.
3. inductance winding fixture according to claim 1, it is characterised in that wherein one main clamping ba is inner and body
It is hinged, another main clamping ba is fixedly connected with body.
4. inductance winding fixture according to claim 2, it is characterised in that have on the body of installation cavity opposite end
The gear edge of protrusion, the gear pushes set along having closing spring and gland between, in the elastic force effect of above-mentioned closing spring to be had
It is pressed on the trend of main clamping ba outer end, the elastic force of the elastic force more than cut spring of above-mentioned closing spring.
5. inductance winding fixture according to claim 4, it is characterised in that the gland middle part has the convex of annular protrusion
Shoulder, above-mentioned closing spring is enclosed within gland and its end is resisted against on convex shoulder.
6. the inductance winding fixture according to claim 1 or 2 or 3 or 4 or 5, it is characterised in that have on the body convex
The spacer pin for going out, has on above-mentioned gland and is located in spacing hole in the spacing hole and spacer pin of bar shaped.
7. inductance winding fixture according to claim 6, it is characterised in that described link gear is in including body side
In the movable span two and the set bar that is connected on main clamping ba of bar shaped, above-mentioned set bar on the movable span one of bar shaped, auxiliary clamping bar
It is located at movable span one and movable span two simultaneously, above-mentioned movable span one is vertically arranged, above-mentioned movable span two is horizontally disposed with.
8. inductance winding fixture according to claim 6, it is characterised in that described link gear includes connecting rod one, even
Bar two and connecting rod three, the mode head and the tail that above-mentioned connecting rod one, connecting rod two and connecting rod three have been hinged are connected to form a linkage, above-mentioned
One end of linkage is hinged with main clamping ba, and the other end of linkage is hinged with auxiliary clamping bar.
9. inductance winding fixture according to claim 6, it is characterised in that also having on the body is used for storage coil
Terminal.
10. inductance winding fixture according to claim 6, it is characterised in that the outer body also has the pressure of protrusion
Bar, the auxiliary clamping bar outer end has the pressure edge of protrusion, when auxiliary clamping bar is in closure state with main clamping ba, above-mentioned pressure along and depression bar
Form just pair and therebetween the location division for positioning guidewire pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078181.3A CN106783145B (en) | 2017-02-14 | 2017-02-14 | Inductance winding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078181.3A CN106783145B (en) | 2017-02-14 | 2017-02-14 | Inductance winding fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106783145A true CN106783145A (en) | 2017-05-31 |
| CN106783145B CN106783145B (en) | 2018-12-28 |
Family
ID=58955547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710078181.3A Active CN106783145B (en) | 2017-02-14 | 2017-02-14 | Inductance winding fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106783145B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731513A (en) * | 2017-08-30 | 2018-02-23 | 浙江田中精机股份有限公司 | Winding mechanism and its method for winding |
| CN110211803A (en) * | 2019-07-12 | 2019-09-06 | 杭州琼网计算机网络有限公司 | A kind of microelectronics is rotatably from tying up air core inductor roll |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201285704Y (en) * | 2008-10-16 | 2009-08-05 | 钱承林 | Wire winding assembly with telescopic column |
| CN202013805U (en) * | 2011-02-23 | 2011-10-19 | 德宙佑电电子(深圳)有限公司 | Winding fixture with wire clamping function |
| CN202013806U (en) * | 2011-02-23 | 2011-10-19 | 德宙佑电电子(深圳)有限公司 | Wire clamping seat assembly of automatic winding machine |
| US20120286085A1 (en) * | 2007-10-04 | 2012-11-15 | Keihin Corporation | Coil winding system and method for fabricating molded coil |
| CN202695128U (en) * | 2012-08-01 | 2013-01-23 | 浙江田中精机股份有限公司 | Framework fixing device used for automatic coil winding machine |
| CN206421913U (en) * | 2017-02-14 | 2017-08-18 | 浙江田中精机股份有限公司 | Inductance winding fixture |
-
2017
- 2017-02-14 CN CN201710078181.3A patent/CN106783145B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120286085A1 (en) * | 2007-10-04 | 2012-11-15 | Keihin Corporation | Coil winding system and method for fabricating molded coil |
| CN201285704Y (en) * | 2008-10-16 | 2009-08-05 | 钱承林 | Wire winding assembly with telescopic column |
| CN202013805U (en) * | 2011-02-23 | 2011-10-19 | 德宙佑电电子(深圳)有限公司 | Winding fixture with wire clamping function |
| CN202013806U (en) * | 2011-02-23 | 2011-10-19 | 德宙佑电电子(深圳)有限公司 | Wire clamping seat assembly of automatic winding machine |
| CN202695128U (en) * | 2012-08-01 | 2013-01-23 | 浙江田中精机股份有限公司 | Framework fixing device used for automatic coil winding machine |
| CN206421913U (en) * | 2017-02-14 | 2017-08-18 | 浙江田中精机股份有限公司 | Inductance winding fixture |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731513A (en) * | 2017-08-30 | 2018-02-23 | 浙江田中精机股份有限公司 | Winding mechanism and its method for winding |
| CN107731513B (en) * | 2017-08-30 | 2023-08-22 | 浙江田中精机股份有限公司 | Winding mechanism and winding method thereof |
| CN110211803A (en) * | 2019-07-12 | 2019-09-06 | 杭州琼网计算机网络有限公司 | A kind of microelectronics is rotatably from tying up air core inductor roll |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106783145B (en) | 2018-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206421913U (en) | Inductance winding fixture | |
| CN106783145A (en) | Inductance winding fixture | |
| CN103413675B (en) | A kind of fully automatic wire winding machine | |
| CN207344229U (en) | A kind of inner clamping type fixture | |
| DE202015105516U1 (en) | Magnetic shuttle grappling claw for automatic screwdrivers | |
| CN109510413A (en) | A kind of coil winding system of motor coil | |
| CN102789885A (en) | Remaining wire clamping mechanism of multi-head winding machine | |
| CN103962703A (en) | Welding head deoxidation method and device for winding machine | |
| CN207643126U (en) | A kind of product high efficiency carrying mechanism suitable for multistation | |
| CN210327330U (en) | Rapid transportation formula wire winding production line | |
| CN204706428U (en) | A kind of guiding device of Minitype resistance skeleton clamping | |
| CN209160895U (en) | A kind of magnetic core feeding sorts feeding device | |
| US3004565A (en) | Device for indexing, guiding and severing a plurality of wires | |
| CN209544152U (en) | A kind of full-automatic common mode inductance spooling equipment of double end | |
| CN109639079B (en) | Wire feeding device suitable for wire with sleeve | |
| CN107204238A (en) | Method and device for winding wire by iron core | |
| CN203377750U (en) | Double-sided wire cutting device used for wire winding machine | |
| CN107204236A (en) | Method and device for winding wire by iron core | |
| CN209103957U (en) | A kind of winding clamp with clamping device | |
| CN210360235U (en) | Supporting frock on front overhang assembly line | |
| CN214992283U (en) | Simple winder | |
| CN203265972U (en) | Welding wire switching device | |
| CN218447547U (en) | Magnetic core coil transferring and positioning mechanism | |
| CN100496795C (en) | Clamping device of set yarn of forming die | |
| CN210115601U (en) | Lithium battery assembly line and clamping assembly thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yuan Hanchun Inventor after: Qian Chenglin Inventor after: Li Guofeng Inventor after: Xu Huan Inventor before: Qian Chenglin Inventor before: Li Guofeng Inventor before: Yuan Hanchun Inventor before: Xu Huan |
|
| CB03 | Change of inventor or designer information |