CN105599242B - One kind injection bumper extracting clamp - Google Patents
One kind injection bumper extracting clamp Download PDFInfo
- Publication number
- CN105599242B CN105599242B CN201610110584.7A CN201610110584A CN105599242B CN 105599242 B CN105599242 B CN 105599242B CN 201610110584 A CN201610110584 A CN 201610110584A CN 105599242 B CN105599242 B CN 105599242B
- Authority
- CN
- China
- Prior art keywords
- hole
- groove
- supporting part
- fixed
- main supporting
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/42—Removing or ejecting moulded articles using means movable from outside the mould between mould parts, e.g. robots
- B29C45/4225—Take-off members or carriers for the moulded articles, e.g. grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/42—Removing or ejecting moulded articles using means movable from outside the mould between mould parts, e.g. robots
- B29C2045/4241—Auxiliary means for removing moulded articles from the robot
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3044—Bumpers
Landscapes
- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to one kind to be molded bumper extracting clamp, and its difference is：It includes support frame, support frame includes main supporting part, the collateral support part for being divided into main supporting part both sides and connects main supporting part and the connecting portion of collateral support part, main supporting part is rectangular frame structure, there is angle, the spacing between two collateral support parts can adjust between collateral support part and main supporting part；The first regulation bearing being arranged on collateral support part；The pulling portion being fixed on by the first regulation bearing on collateral support part；Several are distributed in the second regulation bearing on main supporting part；The pickup portion being fixed on by the second regulation bearing on main supporting part；With the fast replacing device on support frame, fast replacing device includes the fast removable disk provided with gas path distributor, and each cylinder and each vacuum cup are connected by pipeline with air flue distributor respectively.The present invention fast and effectively can remove bumper from mould, and suitable for the bumper of various different profiles.
Description
Technical field
The present invention relates to one kind to be molded bumper extracting clamp.
Background technology
Automobile plastic bumper is typically bigger, and its size is about:Long 1800MM, wide 800MM, high 500MM will be from note
The part of such size is taken off on molding machine, if by 1 operator's pickup, it is clear that relatively difficult.Most of production enterprises at present
Industry is in injection molding pickup, and 2 operators are often arranged in order to avoid artificial pickup causes to damage to part, during pickup,
Manpower is not only wasted, also increases the labor intensity of worker in addition, artificial pickup speed is slow, whole pickup process about 30 seconds,
Efficiency is low, influences production capacity, is also easy to damage part or on slippery ground situations such as causing part to fall damage occur, influences product matter
Amount.The good car bumper of injection molding is removed out of injection machine using robotic, production efficiency can be improved, be
A kind of trend of Future Development.But because car bumper profile is irregular, and after product injection moulding, wrap in mould
On, there is buckle position both sides, and common manipulator can not find pulling force fulcrum and it is pulled open and removed from injection machine mould, therefore will
Part is removed very difficult from injection machine.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art, there is provided one kind injection bumper extracting clamp, can be quick
Effectively bumper is removed from mould, and suitable for the bumper of various different profiles.
To solve above technical problem, the technical scheme is that：One kind injection bumper extracting clamp, its difference
Be in：
It includes support frame, and support frame as described above includes main supporting part, the collateral support part for being divided into main supporting part both sides and connected
Main supporting part and the connecting portion of collateral support part are connect, the main supporting part is rectangular frame structure, the collateral support part and main branch
There is angle, the spacing between two collateral support parts can adjust between support part；
The first regulation bearing being arranged on the collateral support part, the first regulation bearing are described collateral including being fixed on
The first vertical support bar on support part, the first level support bar being arranged on the described first vertical support bar and by the first water
Flat support bar is fixed on the first regulating block on the first vertical support bar；
The pulling portion being fixed on by the first regulation bearing on the collateral support part, the pulling portion are described including being fixed on
Pulling cylinder on first level support bar and the first vacuum cup being connected with the pulling cylinder；
Several are distributed in the second regulation bearing on the main supporting part, and the second regulation bearing includes being fixed on institute
State the on main supporting part second vertical support bar, the second horizontal support bar being arranged on the described second vertical support bar and incite somebody to action
Second horizontal support bar is fixed on the second regulating block on the second vertical support bar；
The pickup portion being fixed on by the second regulation bearing on the main supporting part, the pickup portion are described including being fixed on
The second vacuum cup on second horizontal support bar；
With
Fast replacing device on support frame as described above, the fast replacing device include the fast removable disk provided with gas path distributor, respectively
Cylinder and each vacuum cup are connected by pipeline with the gas path distributor respectively.
By above technical scheme, the connecting portion is configured to platy structure, a part of region overlap joint of the connecting portion
On the main supporting part, another part region of the connecting portion is overlapped on the collateral support part, the connecting portion overlap joint
Offer stroke groove on the region of collateral support part, fixation is offered with the stroke groove corresponding position on the collateral support part
Hole, the extracting clamp also include the fastener for affixed side supporting part and connecting portion, and the fastener passes through the stroke
Groove is screwed into fixing hole, and the connecting portion is locked with main supporting part and collateral support part respectively by locking member.
By above technical scheme, a collateral support part is fixed by two connecting portions and the main supporting part, described two
Connecting portion is separately positioned on the upper and lower ends of the collateral support part.
By above technical scheme, each connecting portion is fixed by two fasteners and the collateral support part.
By above technical scheme, first through hole, the second through hole, the first groove and are offered on first regulating block
The central axis upright of two grooves, the first through hole and the second through hole, first groove connect with the first through hole, institute
State the second groove to connect with second through hole, the first groove of locking and the second groove are additionally provided with first regulating block
Locking member, the first vertical support bar is through the first through hole and is fixed by locking member, the first level support bar
Fixed through second through hole and by locking member；Third through-hole, fourth hole, the 3rd are offered on second regulating block
Groove and the 4th groove, the central axis upright of the third through-hole and fourth hole, the 3rd groove and the threeway
Hole connects, and the 4th groove connects with the fourth hole, be additionally provided with second regulating block lock the 3rd groove and
The locking member of 4th groove, the second vertical support bar is through the third through-hole and is fixed by locking member, described second
Horizontal support bar is fixed through the fourth hole and by locking member.
By above technical scheme, the stroke groove extends along the main supporting part length direction.
By above technical scheme, the collateral support part and the angle of the main supporting part are 120 °.
By above technical scheme, the pulling portion has 2, and the pickup portion has 4.
Prior art is contrasted, beneficial features of the invention are：The injection bumper extracting clamp, there is pulling portion and pickup
Portion, pulling portion fast and effectively can extract bumper from the ambilateral button bit of mould, then same by pickup portion and pulling portion
Shi Zuoyong, you can rapidly, injection bumper is completely removed from injection mold；Spacing between two collateral support parts is adjustable
Section, a sleeve clamp are applicable to the product demand of Multiple Type, and versatility is high, and clamp-replacing is convenient, fast.
Brief description of the drawings
Fig. 1 is using state structure diagram of the embodiment of the present invention；
Fig. 2 is structural representation of the embodiment of the present invention；
Fig. 3 is the first regulating block structural representation in the embodiment of the present invention；
Fig. 4 is the second regulating block structural representation in the embodiment of the present invention；
Fig. 5 is connecting portion structural representation in the embodiment of the present invention；
Wherein：1- support frames（The main supporting parts of 101-（The regulating tanks of 101a- second）, the collateral support parts of 102-（102a- first is adjusted
Save groove）, 103- connecting portions（103a- stroke grooves））, 2- first adjust bearing（The first vertical support bars of 201-（201a- first is solid
Determine block）, 202- first levels support bar, the regulating blocks of 203- first（203a- first through hole, the through holes of 203b- second, 203c- first
Groove, the grooves of 203d- second））, 3- pullings portion（301- pullings cylinder, the vacuum cups of 302- first）, 4- second adjust bearing
（The second vertical support bars of 401-（The fixed blocks of 401a- second）, the horizontal support bars of 402- second, the regulating blocks of 403- second（403a-
Third through-hole, 403b- fourth holes, the grooves of 403c- the 3rd, the grooves of 403d- the 4th））, 5- pickups portion（The vacuum of 501- second is inhaled
Disk）, 6- fast replacing devices（The fast removable disks of 601-）, 7- fasteners, 8- locking members, 9- bumpers.
Embodiment
The present invention is described in further detail below by embodiment combination accompanying drawing.
Fig. 1 to Fig. 5 is refer to, injection bumper extracting clamp of the embodiment of the present invention, it includes support frame 1, the support
Frame includes main supporting part 101, the collateral support part 102 for being divided into the main both sides of supporting part 101 and the main supporting part 101 of connection and collateral
The connecting portion 103 of support part 102, the main supporting part 101 are rectangular frame structure, the collateral support part 102 and main supporting part
There is angle, the angle angle adjustable, the spacing between two collateral support parts 102 can adjust between 101；
The first regulation bearing 2 being arranged on the collateral support part 102, the first regulation bearing 2 include being fixed on institute
State the on collateral support part 102 first vertical support bar 201, the first level branch being arranged on the described first vertical support bar 201
Strut 202 and first level support bar 202 is fixed on the first regulating block 203 on the first vertical support bar 201；
The pulling portion 3 being fixed on by the first regulation bearing 2 on the collateral support part 102, the pulling portion 3 include fixing
Pulling cylinder 301 on the first level support bar 202 and the first vacuum cup being connected with the pulling cylinder 301
302；
Several are distributed in the second regulation bearing 4 on the main supporting part 101, and the second regulation bearing 4 includes solid
The second vertical support bar 401 for being scheduled on the main supporting part 101, second be arranged on the described second vertical support bar 401
Horizontal support bar 402 and the second horizontal support bar 402 is fixed on the second regulating block 403 on the second vertical support bar 401；
The pickup portion 5 being fixed on by the second regulation bearing 4 on the main supporting part 101, the pickup portion 5 include fixing
The second vacuum cup 501 on second horizontal support bar 402；
With
Fast replacing device 6 on support frame as described above, the fast replacing device 6 include the fast removable disk provided with gas path distributor
601, each cylinder and each vacuum cup are connected by pipeline with the gas path distributor respectively.
Preferably, the connecting portion 103 is configured to platy structure, and a part of region of the connecting portion 103 is overlapped on
On the main supporting part 101, another part region of the connecting portion 103 is overlapped on the collateral support part 102, the connection
Portion 103, which is overlapped on the region of collateral support part 102, offers stroke groove 103a, on the collateral support part 102 with the stroke groove
103a corresponding positions offer fixing hole, and the extracting clamp is also included for affixed side supporting part 102 and connecting portion 103
Fastener 7, the fastener 7 are screwed into fixing hole through the stroke groove 103a, and the connecting portion 103 is divided by locking member 8
Do not locked with main supporting part 101 and collateral support part 102.
Preferably, a collateral support part 102 is fixed by two connecting portions 103 and the main supporting part 101, described two
Connecting portion 103 is separately positioned on the upper and lower ends of the collateral support part 102, improves integrally-built stability.
Preferably, each connecting portion 103 is fixed by two fasteners 7 and the collateral support part 102, prevents from using
During relatively moved between collateral support part 102 and connecting portion 103.
Preferably, first through hole 203a, the second through hole 203b, the first groove are offered on first regulating block 203
203c and the second groove 203d, the first through hole 203a and the second through hole 203b central axis upright, first groove
203c connects with the first through hole 203a, and the second groove 203d connects with the second through hole 203b, and described first adjusts
Locking the first groove 203c and the second groove 203d locking member 8, the first vertical support bar are additionally provided with locking nub 203
201 pass through the first through hole 203a and are fixed by locking member 8, and the first level support bar 202 is logical through described second
Hole 203b is simultaneously fixed by locking member 8.Third through-hole 403a, fourth hole 403b, are offered on second regulating block 403
Three groove 403c and the 4th groove 403d, the central axis upright of the third through-hole 403a and fourth hole 403b, described
Three groove 403c connect with the third through-hole 403a, and the 4th groove 403d connects with the fourth hole 403b, described
Locking the 3rd groove 403c and the 4th groove 403d locking member 8, the described second vertical branch are additionally provided with second regulating block 403
Strut 401 by locking member 8 through the third through-hole 403a and being fixed, and second horizontal support bar 402 is through described the
Four through hole 403b are simultaneously fixed by locking member 8.
Preferably, the stroke groove 103a extends along the main length direction of supporting part 101, is easy to adjust two collateral supports
Spacing between portion 102.
Preferably, the collateral support part 102 and the angle of the main supporting part 101 are 120 °.
Preferably, the pulling portion 3 has 2, and the pickup portion 5 has 4.
Preferably, the upper and lower ends of the described first vertical support bar 201 are provided with the first fixed block 201a, the collateral support
The first regulating tank 102a is offered in portion 102, locking member 8 sequentially passes through the first fixed block 201a and the first regulating tank 102a, made
Used time, position of the first vertical support bar 201 on collateral support part 102 can be adjusted on demand；The second vertical support bar 401
Upper and lower ends are provided with the second fixed block 401a, offer the second regulating tank 101a on the main supporting part 101, locking member 8 according to
It is secondary to pass through the second fixed block 401a and the second regulating tank 101a, the second vertical support bar 401 is fixed on the main supporting part 101
On, in use, position of the second vertical support bar 401 on main supporting part 101 can be adjusted on demand.
Specifically, fastener 7 and locking member 8 are bolt structure or bolt arrangement.
Because the profile of bumper 9 is irregular, and after the injection molded of bumper 9, embrace on mould, there is button both sides
Position, it is difficult to remove.Refer to Fig. 1 to Fig. 5, in the embodiment of the present invention, be provided with pulling portion 3, during pickup, pulling cylinder 301 and
First vacuum cup 302 connects with air flue, and pulling cylinder 301 drives the first vacuum cup 302 to advance, until the first vacuum cup
302 absorption are at the button bit of the both sides of bumper 9, and then pulling cylinder 301 drives the first vacuum cup 302 to retreat, by bumper 9
Both sides are extracted from mould, and now the second vacuum cup 501 and the first vacuum cup 302 act on simultaneously, adsorb bumper 9,
It is removed from mould, pickup is completed.
Above content is to combine the further description that specific embodiment is done to the present invention, it is impossible to assert this hair
Bright specific implementation is confined to these explanations.For the those of ordinary skill of the technical field belonging to the present invention, not
On the premise of departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the guarantor of the present invention
Protect scope.
Claims (7)
1. one kind injection bumper extracting clamp, it is characterised in that：
It includes support frame, and support frame as described above includes main supporting part, the collateral support part for being divided into main supporting part both sides and connection master
Supporting part and the connecting portion of collateral support part, the main supporting part are rectangular frame structure, the collateral support part and main supporting part
Between there is angle, the spacing between two collateral support parts can adjust；
The first regulation bearing being arranged on the collateral support part, the first regulation bearing include being fixed on the collateral support part
On the first vertical support bar, the first level support bar that is arranged on the described first vertical support bar and by first level branch
Strut is fixed on the first regulating block on the first vertical support bar；
The pulling portion being fixed on by the first regulation bearing on the collateral support part, the pulling portion include being fixed on described first
Pulling cylinder on horizontal support bar and the first vacuum cup being connected with the pulling cylinder；
Several are distributed in the second regulation bearing on the main supporting part, and the second regulation bearing includes being fixed on the master
The second vertical support bar on supporting part, the second horizontal support bar being arranged on the described second vertical support bar and by second
Horizontal support bar is fixed on the second regulating block on the second vertical support bar；
The pickup portion being fixed on by the second regulation bearing on the main supporting part, the pickup portion include being fixed on described second
The second vacuum cup on horizontal support bar；
With
Fast replacing device on support frame as described above, the fast replacing device include the fast removable disk provided with gas path distributor, each cylinder
And each vacuum cup is connected by pipeline with the gas path distributor respectively；
First through hole, the second through hole, the first groove and the second groove, the first through hole are offered on first regulating block
With the central axis upright of the second through hole, first groove connects with the first through hole, second groove and described the
Two through holes are connected, and the locking member of the first groove of locking and the second groove is additionally provided with first regulating block, and described first is perpendicular
Support bars are fixed through the first through hole and by locking member, and the first level support bar passes through second through hole simultaneously
Fixed by locking member；Third through-hole, fourth hole, the 3rd groove and the 4th groove, institute are offered on second regulating block
The central axis upright of third through-hole and fourth hole is stated, the 3rd groove connects with the third through-hole, the four-way
Groove is connected with the fourth hole, and the locking member of the 3rd groove of locking and the 4th groove is additionally provided with second regulating block,
The second vertical support bar is fixed through the third through-hole and by locking member, and second horizontal support bar is described in
Fourth hole is simultaneously fixed by locking member.
2. injection bumper extracting clamp as claimed in claim 1, it is characterised in that：The connecting portion is configured to tabular knot
Structure, a part of region of the connecting portion are overlapped on the main supporting part, and another part region of the connecting portion is overlapped on
On the collateral support part, the connecting portion, which is overlapped on the region of collateral support part, offers stroke groove, on the collateral support part with
The stroke groove corresponding position offers fixing hole, and the extracting clamp is also included for affixed side supporting part and connecting portion
Fastener, the fastener are screwed into fixing hole through the stroke groove, the connecting portion by locking member respectively with main support
Portion and the locking of collateral support part.
3. injection bumper extracting clamp as claimed in claim 2, it is characterised in that：One collateral support part passes through two connections
Portion is fixed with the main supporting part, and described two connecting portions are separately positioned on the upper and lower ends of the collateral support part.
4. injection bumper extracting clamp as claimed in claim 2, it is characterised in that：Each connecting portion is tight by two
Firmware is fixed with the collateral support part.
5. injection bumper extracting clamp as claimed in claim 2, it is characterised in that：The stroke groove is along the main supporting part
Length direction extends.
6. injection bumper extracting clamp as claimed in claim 1, it is characterised in that：The collateral support part and the main support
The angle in portion is 120 °.
7. the injection bumper extracting clamp as described in any one of claim 1 to 6, it is characterised in that：The pulling portion has 2
Individual, the pickup portion has 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610110584.7A CN105599242B (en) | 2016-02-29 | 2016-02-29 | One kind injection bumper extracting clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610110584.7A CN105599242B (en) | 2016-02-29 | 2016-02-29 | One kind injection bumper extracting clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105599242A CN105599242A (en) | 2016-05-25 |
| CN105599242B true CN105599242B (en) | 2018-01-16 |
Family
ID=55979835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610110584.7A Active CN105599242B (en) | 2016-02-29 | 2016-02-29 | One kind injection bumper extracting clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105599242B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206011639U (en) * | 2016-08-29 | 2017-03-15 | 广州敏瑞汽车零部件有限公司 | A kind of mud guard shares pickup tool |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3777568B2 (en) * | 2001-10-12 | 2006-05-24 | 関東自動車工業株式会社 | Vacuum forming apparatus and method of manufacturing molded part using this apparatus |
| CN102358014B (en) * | 2011-10-25 | 2013-08-07 | 柳州远翅塑料有限公司 | Injection-molding workpiece-taking manipulator brace for sedan bumper |
| CN203438513U (en) * | 2013-08-06 | 2014-02-19 | 宁波世控自动化科技有限公司 | Bumper taking device |
| CN204622504U (en) * | 2015-02-11 | 2015-09-09 | 延锋汽车饰件系统浙江有限公司 | A kind of manipulator pick-off unit |
| CN205395045U (en) * | 2016-02-29 | 2016-07-27 | 武汉燎原模塑有限公司 | An anchor clamps is got to bumper of moulding plastics |
-
2016
- 2016-02-29 CN CN201610110584.7A patent/CN105599242B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105599242A (en) | 2016-05-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105599242B (en) | One kind injection bumper extracting clamp | |
| CN204037619U (en) | Panel beating transfer car(buggy) | |
| CN106078278A (en) | A kind of clamping apparatus of carving and milling machine mould | |
| CN219885483U (en) | Pre-buried channel shaped steel snatchs transfer device | |
| CN205395045U (en) | An anchor clamps is got to bumper of moulding plastics | |
| CN116946528A (en) | Telescopic material rack for transporting new energy automobile battery packs | |
| CN206921620U (en) | It is a kind of can multidirectional regulation the interim bracket system of loaded switch | |
| CN106426874B (en) | A kind of 3D, 2D blow molding combined process | |
| CN208378379U (en) | Mesh belt pounds lid mechanism | |
| CN103660358A (en) | Automatic fast mould locking device | |
| CN107471390A (en) | A kind of clamping device of polymorphic type timber | |
| CN209719665U (en) | It is a kind of for shipping the mobile platform of mold | |
| CN209868365U (en) | Four-way separation carrier | |
| CN208682034U (en) | A kind of manipulator automatic grabbing device | |
| CN207858692U (en) | Three-dimensional jointing type workpiece localization tool | |
| CN107413907B (en) | Profile production equipment and profile production method | |
| CN205702921U (en) | A kind of kiln frame welding system | |
| CN205168982U (en) | Mould bottled set of system | |
| CN204384472U (en) | Fixing device in a kind of setting machine folder base system | |
| CN211334423U (en) | Can avoid unloading arm for injection molding machine of material deformation | |
| CN210187486U (en) | A hanger for section bar | |
| CN215615917U (en) | Rectangular air pipe flange welding device | |
| CN204076723U (en) | Plastic pipe production system | |
| CN204206736U (en) | The syndeton of armrest seat and handrail | |
| CN208558208U (en) | A kind of automatic loading/unloading pick-off unit for moulding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Yu Inventor after: Chen Caihua Inventor after: Wu Debao Inventor after: Mei Yong Inventor before: Mei Yong Inventor before: Zhou Yu |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |