CN103586373B - Metal wire spiral column filter screen production line - Google Patents
Metal wire spiral column filter screen production line Download PDFInfo
- Publication number
- CN103586373B CN103586373B CN201210289475.8A CN201210289475A CN103586373B CN 103586373 B CN103586373 B CN 103586373B CN 201210289475 A CN201210289475 A CN 201210289475A CN 103586373 B CN103586373 B CN 103586373B
- Authority
- CN
- China
- Prior art keywords
- silk
- tin
- wire
- filter screen
- tube
- 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
Landscapes
- Wire Processing (AREA)
Abstract
The present invention relates to a kind of Metal wire spiral column filter screen production line.For the blank of prior art, the silk of putting of this Metal wire spiral column filter screen production line comprises drum for silk device, drum is provided with central shaft, on central shaft, cover has bearing holder (housing, cover), pivoted arm one end is fixed on axle sleeve, the other end connects in armstand, and the wire on drum strides across the guide roller on armstand, pivoted arm, is dragged to winding system; Winding system comprises square module and central shaft, square module is fixed on a planetary gears, wire is wound around square module, form square spiral spring, then be wrapped on the central tube of tube feed system driving, square module downstream is provided with binding silk winding mechanism, and this binding silk winding mechanism comprises a draw drum and binding silk fixed pulley, wire is wrapped on the square spiral spring of central tube periphery after walking around binding silk fixed pulley.The present invention have easy to use, control accurate advantage, be applicable to Continuous maching Metal wire spiral column filter screen.
Description
Technical field
The present invention relates to a kind of Metal wire spiral column filter screen production equipment, particularly a kind of Metal wire spiral column filter screen production line.
Background technology
Metal wire spiral column filter screen supplies water, is vented critical component in blowoff valve in heating system, the exhaust blowoff valve using Metal wire spiral column filter screen to make, exhaust blowdown drum make more stable for water heating system work, longer service life is of a specified duration.But because this spiral column filter screen is wound on metal tube with the nontoxic resistant materials such as copper continuous helical after warpage to be welded and fixed again, its elasticity wiry and wire are responsive to the frictional force between contact object under suspended state, meanwhile, wrapping wire, complex process such as confession silk and arrangement etc.Lacking in prior art can the automated production equipment of continuous seepage Metal wire spiral column filter screen.
Summary of the invention
The technical problem to be solved in the present invention how to fill up the above-mentioned blank of prior art, provides a kind of Metal wire spiral column filter screen production line.
This Metal wire spiral column filter screen production line comprises puts silk for silk device, winding system, tube feed system, automatic painting tin, welder and electric control system, it is characterized in that: wherein put silk and comprise drum for silk device, pivoted arm and armstand, described drum is provided with central shaft I, on central shaft I, cover has bearing holder (housing, cover), bearing is provided with between bearing holder (housing, cover) and central shaft I, pivoted arm is the level of state, its one end is fixed on axle sleeve, its other end connects in armstand, armstand and/or pivoted arm are respectively equipped with guide roller, after wire on drum strides across above-mentioned guide roller, be dragged to winding system,
Described winding system comprises pedestal, square module, central shaft II and disjunctor planetary gear, each disjunctor planetary gear comprises the first fluted disc and the second fluted disc, the two is coaxial fixing, described square module is fixed on central shaft II top, central shaft II is fixed on pedestal by bearing, described central shaft II is provided with a fixed axis gear, this fixed axis gear engages with planetary first fluted disc of disjunctor, planetary second fluted disc of disjunctor is meshed with a fixed gear, and this fixed gear to be enclosed within a hollow shaft and to maintain static, the axis of fixed axis gear and the dead in line of fixed gear, and the two reference radius is identical, disjunctor planetary gear passes through bearing, rotating shaft is fixed on a wire-wound rotary disc, this wire-wound rotary disc is fixed on pedestal by bearing, driven by coiling electric motor, this wire-wound rotary disc has cable-through hole, from putting the wire of silk for silk device through hollow shaft, through being wrapped in square module after cable-through hole, form square spiral spring, then be wrapped on the central tube of tube feed system driving, square module downstream is provided with binding silk winding mechanism, this binding silk winding mechanism comprises a draw drum and binding silk fixed pulley, after walking around binding silk fixed pulley from the wire of draw drum, be wrapped on the square spiral spring of central tube periphery, form binding silk.
Design like this, adopt above-mentioned silk of putting when taking out line for silk device, drum is motionless, and just pivoted arm rotates, centrifugal force ripple disable, and put silk more stable for silk, winding effect is good; Adopt above-mentioned winding system mechanism can avoid occurring the phenomenon around two-wire.
As optimization, described tube feed system comprises frame, clamping body, tube motor and propulsive mechanism, and wherein clamping body comprises chuck, and this chuck is provided with three card wheels, and this chuck is driven by tube motor; Propulsive mechanism comprises the running roller that waist shrinks, and central tube abuts against on the waist of running roller, and central tube cross section is crossing with running roller cross section.Design like this, can tube feeding continuously, than conventional reciprocating feed system, convenient, floor space is little.
As optimization, described running roller has multipair, and often pair of running roller is disposed in parallel in together, and central tube passes in the middle of the waist of often pair of running roller.Design like this, central tube extrudes and is able to effective straightening in the race be interspersed.
As optimization, described electric control system comprises microcomputer controller, and coiling electric motor and tube motor are servomotor, controls running by microcomputer controller.Design like this, is convenient to accurate control.
As optimization, described automatic painting tin, welding system comprise central tube and are coated with the painting of tin, welder and binding silk tin, welder: central tube is coated with tin, welder comprises tin cream box, Tu Xitao, painting tin impeller and central tube electric heating air pressure gun, being coated with tin impeller and being coated with tin cover is enclosed within central tube, the blade being coated with tin impeller stretches into below tin soldering liquid, is coated with tin cover madial wall and has helicla flute; Central tube electric heating air pressure gun is arranged on winding system downstream, and wherein muzzle is just to being coated with tin and having wound the central tube of square spiral spring;
Binding silk is coated with tin, welder and comprises tin cream groove and binding silk electric heating air pressure gun, and described binding silk fixed pulley is arranged in tin cream groove, and binding silk electric heating air pressure gun is arranged on binding silk winding mechanism downstream, and wherein muzzle is just to winding and being coated with the binding silk of tin.Design like this.
As optimization, described square module is also overlapped outward a cam cover, this cam cover is furnished with back-moving spring, the wire-wound rotary disc of cam cover below is provided with multiple circumferential ball, cam cover is barrel cam with the part of ball contact, when wire is around to the corner of square module, cam cover is in lower dead center.The cam work cycle comprises four sections of rises, four sections of returns and four section lower dead center.Design like this,
As optimization, it also comprises wire-passing tube, and this wire-passing tube is bent upwards from hollow shaft, extends to cable-through hole, and wire, through hollow shaft, wire-passing tube, is wrapped in square module, and is provided with bearing between hollow shaft and fixed gear.Design like this, wire difficult drop-off.
As optimization, it also comprises helical pitch limiting mechanism, and this helical pitch limiting mechanism comprises seal wire nut, this seal wire nut is made up of carbide alloy, and silk top is sharp cutting edge, and this seal wire nut is divided into left and right two parts, be contained in respectively on left and right clamp, and central tube is clipped in the middle.Design like this, screwfeed speed, more accurately.
As optimization, be provided with universal caster wheel below described drum, above-mentioned universal caster wheel is with brake gear.Design like this, forms tray carriage, and push-and-pull is convenient.
Metal wire spiral column filter screen production line of the present invention have easy to use, control accurate advantage, be applicable to Continuous maching Metal wire spiral column filter screen.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, Metal wire spiral column filter screen production line of the present invention is described further:
Fig. 1 is the structural representation of this Metal wire spiral column filter screen production line;
Fig. 2 is that the silk of putting of this Metal wire spiral column filter screen production line supplies silk device structural representation;
Fig. 3 is the winding system structural representation of this Metal wire spiral column filter screen production line;
Fig. 4 is the structural representation of this Metal wire spiral column filter screen production line;
Fig. 5 is that the A-A of Fig. 4 shown device is to cross-sectional view;
Fig. 6 is that the central tube of this Metal wire spiral column filter screen production line is coated with tin apparatus structure schematic diagram;
Fig. 7 is the seal wire nut structure schematic diagram of this Metal wire spiral column filter screen production line;
Fig. 8 is the chuck of this Metal wire spiral column filter screen production line and the structural representation of card wheel;
Fig. 9 is the tube feeding system structure schematic diagram of this Metal wire spiral column filter screen production line;
Figure 10 is the roller arrangement schematic diagram of the feed system of tube shown in Fig. 9.
In figure: 1 is drum, 2 is pivoted arm, 3 is armstand, axle I centered by 4, 5 is bearing holder (housing, cover), 6 is guide roller, 7 is wire, 8 is square module, axle II centered by 9, 10 is disjunctor planetary gear, first fluted disc 101, second fluted disc 102, 11 is fixed axis gear, 12 is fixed gear, 13 is hollow shaft, 14 is wire-wound rotary disc, 15 is coiling electric motor, 16 is square spiral spring, manage centered by 17, 18 is binding silk fixed pulley, 19 is tube motor, 20 is chuck, 21 is card wheel, 22 is running roller, 23 is tin cream box, 24 for being coated with tin cover, 25 for being coated with tin impeller, pipe electric heating air pressure gun centered by 26, 27 is tin cream groove, 28 is binding silk electric heating air pressure gun, 29 is cam cover, 30 is wire-passing tube, 31 is seal wire nut, 32 is universal caster wheel.
Detailed description of the invention
Embodiment one: as Figure 1-10 shows, this Metal wire spiral column filter screen production line comprises puts silk for silk device, winding system, tube feed system, automatic painting tin, welder and electric control system, it is characterized in that: wherein put silk and comprise drum 1 for silk device, pivoted arm 2 and armstand 3, described drum is provided with central shaft I4, on central shaft I4, cover has bearing holder (housing, cover) 5, bearing is provided with between bearing holder (housing, cover) 5 and central shaft I4, pivoted arm 2 is the level of state, its one end is fixed on bearing holder (housing, cover) 5, its other end connects in armstand 3, armstand 2 and/or pivoted arm 3 are respectively equipped with guide roller 6, after wire 7 on drum 1 strides across above-mentioned guide roller 6, be dragged to winding system.
Described winding system comprises pedestal, square module 8, central shaft II9 and three disjunctor planetary gear 10, each disjunctor planetary gear 10 comprises the first fluted disc 101 and the second fluted disc 102, the two is coaxial fixing, described square module 8 is fixed on central shaft II9 top, central shaft II9 is fixed on pedestal by bearing, described central shaft II9 is provided with a fixed axis gear 11, this fixed axis gear 11 engages with the first fluted disc 101 of disjunctor planetary gear 10, second fluted disc 102 of disjunctor planetary gear 10 is meshed with a fixed gear 12, this fixed gear 12 to be enclosed within a hollow shaft 13 and to maintain static, the axis of fixed axis gear 11 and the dead in line of fixed gear 12, and the two reference radius is identical, disjunctor planetary gear 10 passes through bearing, rotating shaft is fixed on a wire-wound rotary disc 14, this wire-wound rotary disc 14 is fixed on pedestal by bearing, to be driven on this wire-wound rotary disc 14 by coiling electric motor 15 as planet carrier and have cable-through hole, from putting the wire 7 of silk for silk device through hollow shaft 13, through being wrapped in square module 8 after cable-through hole, form square spiral spring 16, then be wrapped on the central tube 17 of tube feed system driving, square module 8 downstream is provided with binding silk winding mechanism, this binding silk winding mechanism comprises a draw drum (not shown) and binding silk fixed pulley 18, after walking around binding silk fixed pulley 18 from the wire 7 of draw drum, be wrapped on the square spiral spring 16 of central tube 17 periphery, form binding silk.Constantly, square module 8 and central shaft II9 do not turn, and wire-wound rotary disc 14 rotates around square module 8 and central shaft II9 in work.
Described tube feed system comprises frame, clamping body, tube motor 19 and propulsive mechanism, and wherein clamping body comprises chuck 20, and this chuck 20 is provided with three card wheels 21, and this chuck 20 is driven by tube motor 19; Propulsive mechanism comprises the running roller 22 that waist shrinks, and central tube 17 abuts against on the waist of running roller 22, and central tube 17 cross section is crossing with the cross section of running roller 22, and the angle of the two is the lead angle of central tube 17 feeding track.
Described running roller 22 has multipair, and often pair of running roller 22 is set up in parallel together, and central tube 17 passes in the middle of the waist of often pair of running roller 22.
Described electric control system comprises microcomputer controller (not shown), and coiling electric motor 15 and tube motor 19 are servomotor, controls running by microcomputer controller.
Described automatic painting tin, welding system comprise central tube and are coated with the painting of tin, welder and binding silk tin, welder: central tube is coated with tin, welder comprises tin cream box 23, be coated with tin cover 24, be coated with tin impeller 25 and central tube electric heating air pressure gun 26, being coated with tin impeller 25 and being coated with tin cover 24 is enclosed within central tube 17, the blade being coated with tin impeller 25 stretches into below tin soldering liquid, and painting tin overlaps 24 madial walls and has helicla flute; Central tube electric heating air pressure gun 26 is arranged on winding system downstream, and wherein muzzle is just to being coated with tin and having wound the central tube 17 of square spiral spring 16.
Binding silk is coated with tin, welder comprises tin cream groove 27 and binding silk electric heating air pressure gun 28, described binding silk fixed pulley 18 is arranged in tin cream groove 27, binding silk electric heating air pressure gun 28 is arranged on binding silk winding mechanism downstream, and wherein muzzle is just to winding and being coated with the binding silk of tin.
The outer also cover of described square module 8 has a cam cover 29, this cam cover 29 is furnished with back-moving spring, wire-wound rotary disc below cam cover 29 is provided with multiple circumferential ball, cam cover 29 is barrel cam with the part of ball contact, when wire is around to the corner of square module, cam cover is in lower dead center.A cam work cycle comprises four sections of rises, four sections of returns and four section lower dead center.
Described winding system also comprises wire-passing tube 30, and this wire-passing tube 30 is bent upwards from hollow shaft 13, extends to cable-through hole, and wire 7, through hollow shaft 13, wire-passing tube 30, is wrapped in square module 8, and is provided with bearing between hollow shaft 13 and fixed gear 12.
This Metal wire spiral column filter screen production line also comprises helical pitch limiting mechanism, this helical pitch limiting mechanism comprises seal wire nut 31, this seal wire nut 31 is made up of carbide alloy, silk top is sharp cutting edge, this seal wire nut is divided into left and right two parts, be contained in respectively on left and right clamp, and central tube 17 is clipped in the middle.Be provided with universal caster wheel 32 below described drum 1, above-mentioned universal caster wheel, with brake gear, forms tray carriage.
Claims (9)
1. a Metal wire spiral column filter screen production line, comprise and put silk for silk device, winding system, tube feed system, automatic painting tin, welder and electric control system, it is characterized in that: wherein put silk and comprise drum for silk device, pivoted arm and armstand, described drum is provided with central shaft I, on central shaft I, cover has bearing holder (housing, cover), bearing is provided with between bearing holder (housing, cover) and central shaft I, pivoted arm is the level of state, its one end is fixed on bearing holder (housing, cover), its other end connects in armstand, armstand and/or pivoted arm are respectively equipped with guide roller, after wire on drum strides across above-mentioned guide roller, be dragged to winding system,
Described winding system comprises pedestal, square module, central shaft II and disjunctor planetary gear, each disjunctor planetary gear comprises the first fluted disc and the second fluted disc, the two is coaxial fixing, described square module is fixed on central shaft II top, central shaft II is fixed on pedestal by bearing, described central shaft II is provided with a fixed axis gear, this fixed axis gear engages with planetary first fluted disc of disjunctor, planetary second fluted disc of disjunctor is meshed with a fixed gear, and this fixed gear to be enclosed within a hollow shaft and to maintain static, the axis of fixed axis gear and the dead in line of fixed gear, and the two reference radius is identical, disjunctor planetary gear passes through bearing, rotating shaft is fixed on a wire-wound rotary disc, this wire-wound rotary disc is fixed on pedestal by bearing, driven by coiling electric motor as planet carrier, this wire-wound rotary disc has cable-through hole, from putting the wire of silk for silk device through hollow shaft, through being wrapped in square module after cable-through hole, form square spiral spring, then be wrapped on the central tube of tube feed system driving, square module downstream is provided with binding silk winding mechanism, this binding silk winding mechanism comprises a draw drum and binding silk fixed pulley, after walking around binding silk fixed pulley from the wire of draw drum, be wrapped on the square spiral spring of central tube periphery, form binding silk.
2. Metal wire spiral column filter screen production line according to claim 1, it is characterized in that: described tube feed system comprises frame, clamping body, tube motor and propulsive mechanism, wherein clamping body comprises chuck, and this chuck is provided with three card wheels, and this chuck is driven by tube motor; Propulsive mechanism comprises the running roller that waist shrinks, and central tube abuts against on the waist of running roller, and central tube cross section is crossing with running roller cross section.
3. Metal wire spiral column filter screen production line according to claim 2, is characterized in that: described running roller has multipair, and often pair of running roller is disposed in parallel in together, and central tube passes in the middle of the waist of often pair of running roller.
4. Metal wire spiral column filter screen production line according to claim 3, is characterized in that: described electric control system comprises microcomputer controller, and coiling electric motor and tube motor are servomotor, controls running by microcomputer controller.
5. Metal wire spiral column filter screen production line according to claim 4, it is characterized in that: described automatic painting tin, welding system comprise central tube and be coated with the painting of tin, welder and binding silk tin, welder: central tube is coated with tin, welder comprises tin cream box, Tu Xitao, painting tin impeller and central tube electric heating air pressure gun, being coated with tin impeller and being coated with tin cover is enclosed within central tube, the blade being coated with tin impeller stretches into below tin soldering liquid, is coated with tin cover madial wall and has helicla flute; Central tube electric heating air pressure gun is arranged on winding system downstream, and wherein muzzle is just to being coated with tin and having wound the central tube of square spiral spring;
Binding silk is coated with tin, welder and comprises tin cream groove and binding silk electric heating air pressure gun, and described binding silk fixed pulley is arranged in tin cream groove, and binding silk electric heating air pressure gun is arranged on binding silk winding mechanism downstream, and wherein muzzle is just to winding and being coated with the binding silk of tin.
6. according to the arbitrary described Metal wire spiral column filter screen production line of claim 1 to 5, it is characterized in that: described square module is also overlapped outward a cam cover, this cam cover is furnished with back-moving spring, the wire-wound rotary disc of cam cover below is provided with multiple circumferential ball, cam cover is barrel cam with the part of ball contact, when wire is around to the corner of square module, cam cover is in lower dead center, and a cam work cycle comprises four sections of rises, four sections of returns and four section lower dead center.
7. Metal wire spiral column filter screen production line according to claim 6, it is characterized in that: it also comprises wire-passing tube, this wire-passing tube is bent upwards from hollow shaft, extends to cable-through hole, wire is through in wire-passing tube, hollow shaft, be wrapped in square module, and be provided with bearing between hollow shaft and fixed gear.
8. Metal wire spiral column filter screen production line according to claim 1, it is characterized in that: it also comprises helical pitch limiting mechanism, this helical pitch limiting mechanism comprises seal wire nut, this seal wire nut is made up of carbide alloy, silk top is sharp cutting edge, this seal wire nut is divided into left and right two parts, is contained in respectively on left and right clamp, and is clipped in the middle by central tube.
9. Metal wire spiral column filter screen production line according to claim 1, is characterized in that: be provided with universal caster wheel below described drum, and above-mentioned universal caster wheel, with brake gear, forms tray carriage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289475.8A CN103586373B (en) | 2012-08-14 | 2012-08-14 | Metal wire spiral column filter screen production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289475.8A CN103586373B (en) | 2012-08-14 | 2012-08-14 | Metal wire spiral column filter screen production line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103586373A CN103586373A (en) | 2014-02-19 |
| CN103586373B true CN103586373B (en) | 2015-08-19 |
Family
ID=50076809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210289475.8A Active CN103586373B (en) | 2012-08-14 | 2012-08-14 | Metal wire spiral column filter screen production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103586373B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807145B (en) * | 2016-09-09 | 2020-01-07 | 中核兰州铀浓缩有限公司 | No heat source type detects UF6Sensor for medium gas flow direction |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200960543Y (en) * | 2006-08-09 | 2007-10-17 | 石家庄纺织机械有限责任公司 | Improved paper net weaving machine |
| CN201455151U (en) * | 2009-07-28 | 2010-05-12 | 张明鸿 | Metallic sieve multihead welding forming device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0722665B2 (en) * | 1989-11-13 | 1995-03-15 | 日本碍子株式会社 | Gas filter and manufacturing method thereof |
-
2012
- 2012-08-14 CN CN201210289475.8A patent/CN103586373B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200960543Y (en) * | 2006-08-09 | 2007-10-17 | 石家庄纺织机械有限责任公司 | Improved paper net weaving machine |
| CN201455151U (en) * | 2009-07-28 | 2010-05-12 | 张明鸿 | Metallic sieve multihead welding forming device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103586373A (en) | 2014-02-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105797897B (en) | A kind of spiral spray equipment for cylindric copper part | |
| CN104859134B (en) | A kind of multi-functional conductive filament head of wrapping machine | |
| CN102826411B (en) | Winding machine | |
| CN104418158A (en) | Device for precision winding of welding wire | |
| CN103357990A (en) | Special equipment and method for machining boiling boiler buried pipe abrasion-proof ring | |
| CN103586373B (en) | Metal wire spiral column filter screen production line | |
| CN204384607U (en) | A kind of plastic pipe double reeler | |
| CN201997869U (en) | Inner-wall automatic built-up welding machine | |
| CN100548558C (en) | Automatic arc length controlling device | |
| CN107720424A (en) | A kind of take-up of braider | |
| CN104624673A (en) | Vertical wire rod feeding system | |
| CN203804387U (en) | Unpowered self-propelled spiral annular seam track tracking structure | |
| CN204079128U (en) | With the cable guide structures of turn over function | |
| CN202438580U (en) | Tube bending machine | |
| CN203945027U (en) | 90 degree bend pipe welding guns | |
| CN210585571U (en) | Spraying vehicle for inner wall of long-distance small-caliber pipeline steel pipe | |
| CN205136396U (en) | Punching press outer lane holder bearing assembly quality | |
| CN205437415U (en) | A automatic thread feeding mechanism of hand -held type for high -frequency induction brazing | |
| CN104476077A (en) | Automatic tapering unit for forming of reinforcement cage | |
| CN105583489A (en) | Handheld type automatic wire feeding mechanism for high-frequency induction brazing | |
| CN207288732U (en) | A kind of steel wire winding device | |
| CN201009037Y (en) | Arc length automatic control device | |
| CN206982068U (en) | A kind of auto parts and components support meanss of manless production line | |
| CN207346897U (en) | A kind of take-up of braider | |
| CN104368941A (en) | Hub welding fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Yunde Inventor after: Meng Zhaocheng Inventor after: Song Chengwen Inventor after: Jie Zupin Inventor before: Liu Yunde Inventor before: Meng Zhaocheng Inventor before: Song Chengwen |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU YUNDE MENG ZHAOCHENG SONG CHENGWEN TO: LIU YUNDE MENG ZHAOCHENG SONG CHENGWEN JIE ZUPIN |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |