CN101791861A - One-step molding device for double-layer thick plastic sheet and molding process thereof - Google Patents
One-step molding device for double-layer thick plastic sheet and molding process thereof Download PDFInfo
- Publication number
- CN101791861A CN101791861A CN 201010148801 CN201010148801A CN101791861A CN 101791861 A CN101791861 A CN 101791861A CN 201010148801 CN201010148801 CN 201010148801 CN 201010148801 A CN201010148801 A CN 201010148801A CN 101791861 A CN101791861 A CN 101791861A
- Authority
- CN
- China
- Prior art keywords
- plastic
- molding
- double
- frame
- layer thick
- 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
Images
Landscapes
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The invention relates to a one-step molding device for a double-layer thick plastic sheet and a molding process thereof. The device and the mold can realize carrying out the blow molding process, the plastic sucking molding process and the hot seal molding process on the double-layer thick plastic sheet, and comprise an automatic feeding device, a upper and a lower molds, a vacuum system, a compressed air system, an upper and a lower heating furnaces, a plastic sheet clamping device, a plastic sucking product trimming device, a movement control system, a temperature control system and the like. The molding process comprises the following steps: (1) the automatic feeding device sends two plastic sheets to the molding area of the device, and the two plastic sheets are tightly pressed by an upper and a lower material pressing frames; (2) the upper and lower heating furnaces are moved to the molding area to simultaneously heat the two sheets, and an automatic infrared thermometer goes into operation; (3) the heating furnaces are automatically reset when the temperature of the infrared thermometer reaches to the molding temperature, compressed air is blown in between the two plastic sheets, simultaneously the upper and the lower molds start to move in the opposite directions to tightly press the two plastic sheets (realizing the thermal bonding of bonding parts of the two plastic sheets and the trimming of trimming positions), and two mold vacuum-pumping systems are turned on to realize the plastic sucking molding of the product; and (4) the upper mold and the lower mold are reset, and plastic sucking products are taken away. The device can realize the one-step blow plastic sucking molding of the double-layer thick plastic sheet as well as the plastic sucking molding of the single-layer thick plastic sheet, and has the advantages of compact structure, convenient operation, high molding efficiency, large molding area, small occupied area and energy saving.
Description
Technical field
The present invention relates to the process equipment and the moulding process of large-scale double-layer thick plastic sheet plastics sucking moulding plastic products, particularly is a kind of double-layer thick plastic sheet hollow, plastic uptake, one-time formed equipment of heat seal of making.
Background technology
The double-layer plastic-sucking goods are widely used in fields such as automobile making, toy manufacturing, furniture, plumbing road, logistic industry, and the product of double sheets vacuum suction moulding has following advantage: 1: product is a hollow, the intensity height.2: in light weight 3: the shape that can be designed to various complexity.4: unit cost low 5: production cycle fast 6: die cost low 7: double layer sheet can be selected color and kind as required, and design is optimized more.8: can freely select the matched molds combination according to product needed.
But, domestic existing plastics sucking moulding equipment can't be produced this double-deck hollow Blister product at present, the domestic producer that can produce double-deck hollow Blister product relies on expensive import equipment, this increased greatly Blister product cost, limited the application of double-layer plastic-sucking goods.Look into the process equipment and the mould of the processing technology of Chinese patent (200710025423.9,200720040449.6) double-layer plastic-sucking tray of Zhu Fulai application and equipment and mould, double-layer plastic-sucking tray, the Processes and apparatus station number of being invented is many, floor space is big, complex process, production efficiency are low, range of application only is confined to pallet, therefore, press for a kind of compact conformation be provided, technology is simple, shaping efficiency is high, floor space is little, can be applicable to the process equipment of all double-layer plastic-sucking product moldings.
Summary of the invention
Given this, the technical problem to be solved in the present invention is: a kind of one-time formed process equipment and moulding process thereof to the double-layer plastic-sucking goods is provided.In order to address the above problem, the present invention adopts following technical scheme to realize: this kind one-step molding device for double-layer thick plastic sheet, this equipment comprises plastic plate hot forming tool and compressed air system up and down, it is characterized in that being provided with between the described up and down plastic plate hot forming tool be used to place plastic plate on press down frame, described hot forming tool up and down and plastic plate press frame to be installed on the guide pillar, described guide pillar is installed on the body, described mould up and down is provided with and vacuumizes case, described mould is provided with the through hole of connecting with vacuum tank, the described case that vacuumizes is connected with air pump by pipeline, the described side correspondence of mould up and down is fitted with heater, described this heater is connected with drive unit, described going up presses frame to be connected with power set, press frame on described and press down and be provided with a connector between the frame, the described frame bottom of pressing down is provided with a lower bolster, described go up to press frame or press down frame be provided with a through hole, the pipeline of described compressed air system and the connection of this through hole.
Described mould is provided with edge-trimming cutter.
Describedly make the drive unit that heater moves and make the power set of pressing frame to move be cylinder.
Described heater can be halogen short-wave infrared pharoid or far-infrared ceramic heating brick or carbon medium wave infrared radiation heater.
A kind of moulding process of making double-layer thick plastic sheet, it is characterized in that described this step is: 1) automatic feeder equipment is sent two plastic plates into the equipment shaping area, and by on press down frame and compress two plastic plates; 2) two heating furnaces move into shaping area simultaneously two sheet materials are heated simultaneously up and down, and infrared radiation thermometer is started working automatically; Heating furnace automatically reset when 3) infrared radiation thermometer reached forming temperature, between two plastic plates, be blown into compressed air, mould begins to close up and compresses two plastic plates up and down, realize the heat bonding of two plastic plate bond site and the side cut of side cut position, meanwhile, open two mould pumped vacuum systems, realize plastics sucking moulding plastic plate; 4) mould separately resets up and down, takes Blister product away.
Also carry out the Blister product cooling and shaping behind the described plastics sucking moulding.
The invention has the beneficial effects as follows, the invention provides a kind of processing technology and special equipment and mould, make process efficient height, steady quality, equipment and Mould operation convenience, compact equipment, little, the low cost of manufacture of equipment occupation space of double-deck hollow, plastic uptake, hot synthetic type goods hollow of large-scale double-layer thick plastic sheet, plastic uptake, hot synthetic type plastic products.Technology of the present invention makes up and down that plastic plate finishes up to moulding after being in clamped position, and station does not change, and the action of hollow, plastic uptake, hot synthetic type only takes place, and has solved in the past the technical bottleneck that can only process small plastic sheet material.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is an automatic feeder equipment structural representation of the present invention.
Fig. 3 is a plastic plate of the present invention schematic diagram when preparing moulding.
Schematic diagram when Fig. 4 is plastic plate moulding of the present invention.
Fig. 5 is a schematic diagram after the plastic plate moulding of the present invention.
The specific embodiment
Accompanying drawing has been represented structure of the present invention and embodiment, further specifies the relevant details and the operation principle of embodiment below more in conjunction with the accompanying drawings.Hollow of double-layer thick plastic sheet, plastic uptake, hot synthetic type equipment, as shown in Figure 1, mainly by counterdie lifting synchromesh gear tooth bar 1, die shoe 2, counterdie and counterdie vacuum tank 3, trimming device, lower bolster 5, following plastic plate 6, press frame connector 7, press down frame 8, last plastic plate 9, last pressure frame 10, guide pillar 11, patrix and patrix vacuum tank 12, upper bolster 13, upper mould oil cylinder 14, press frame cylinder 15, body 16, furnace gas cylinder 17 powers on, last electric furnace 18, die shoe cylinder 19, following electric furnace 20, following electric furnace cylinder 21, automatic feeder equipment 23 and compressed air system, kinetic control system, temperature control systems etc. are partly formed, for improve production efficiency and product quality, equipment and mould also have last, the cooling system that following plastics suction mould cools off, described cooling system comprises water-cooled, air-cooled, three kinds of types of cooling such as die heater cooling.
As shown in Figure 1, by plastic plate 9 in the trimming device that disposes on mould edge-trimming cutter 4 realizations just and the side cut action of following plastic plate 6 when mould compresses up and down.
As shown in Figure 1, heater comprises that electric furnace 18 and following electric furnace 20 all adopt halogen short-wave infrared pharoid, also can heat brick or carbon medium wave infrared radiation heater for far-infrared ceramic up and down.
As shown in Figure 1, compress plastic plate 9 and following plastic plate 6 by pressing frame cylinder 5 to drive pressure frame 10 and press down frame 8 in motion on the guide pillar 11.
As shown in Figure 1, last pressure frame 10 and press down between the frame 8 by the pressure frame connector 7 with certain relative motion realize compressing of plastic plate and on press down resetting of frame, this connector is a connecting piece, one groove is arranged on the brace, press down on described and be equipped with projection on the frame, described projection is inlayed in the groove of brace again, the size of its mobile space groove limits, and when last pressure frame rises, can promote earlier to go up and press frame, press down frame then also in situ, when the groove of brace blocks when pressing down frame protruding, just can promote simultaneously and press down frame, at this moment, on press down just to have between the frame and keep supplying the space that plastic plate is inserted, instantly plastic plate is arranged on the lower bolster 5, and last plastic plate is arranged on when pressing down on the frame, on press down frame and just descend, push down plastic plate up and down until resetting, wait for that electric calorifie installation heats.
As shown in Figure 1, last electric furnace 18 and following electric furnace 20 adopts respectively power on furnace gas cylinder 17 and 21 drivings of following electric furnace cylinder its on guide rail, move and realize that electric furnace enters shaping area and resets.
As shown in Figure 1, plastic plate heats simultaneously by last electric furnace 18 and following electric furnace 20 up and down.
As shown in Figure 1, the motion of patrix and patrix vacuum tank 12 drives it by upper mould oil cylinder 14 and moves on guide pillar 11.
As shown in Figure 1, the motion of counterdie and counterdie vacuum tank 3 drives counterdie lifting synchromesh gear tooth bar 1 by die shoe cylinder 19 and drives it in guide pillar 11 motions.
When the present invention works, 1) automatic feeder equipment is sent two plastic plates into the equipment shaping area respectively, and by on press down frame and compress two plastic plates; 2) two heating furnaces immigration shaping area heats simultaneously to two sheet materials up and down, and infrared radiation thermometer is started working automatically; Heating furnace automatically reset when 3) infrared radiation thermometer reached forming temperature, between two plastic plates, be blown into compressed air, mould begins move toward one another, compresses two plastic plates and realize the heat bonding of two plastic plate bond site and the side cut of side cut position up and down, meanwhile open two mould pumped vacuum systems, with the plastics sucking moulding of realizing goods; 4) then to the Blister product cooling and shaping; 5) mould resets up and down, takes Blister product away, this up and down plastic plate finish up to moulding after being in clamped position, station does not change, and all finishes each action on a station, and the action of hollow, plastic uptake, hot synthetic type only takes place.
The invention provides a kind of processing technology and special equipment, make process efficient height, steady quality, equipment and Mould operation convenience, compact equipment, little, the low cost of manufacture of equipment occupation space of double-deck hollow, plastic uptake, hot synthetic type goods hollow of double-layer thick plastic sheet, plastic uptake, hot synthetic type plastic products.Technology of the present invention makes up and down that plastic plate finishes up to moulding after being in clamped position, and station does not change, and the action of hollow, plastic uptake, hot synthetic type only takes place.
Claims (6)
1. one-step molding device for double-layer thick plastic sheet, this equipment comprises plastic plate hot forming tool and compressed air system up and down, it is characterized in that being provided with between the described up and down plastic plate hot forming tool be used to place plastic plate on press down frame, described hot forming tool up and down and plastic plate press frame to be installed on the guide pillar, described guide pillar is installed on the body, described mould up and down is provided with and vacuumizes case, described mould is provided with the through hole of connecting with vacuum tank, the described case that vacuumizes is connected with air pump by pipeline, the described side correspondence of mould up and down is fitted with heater, described this heater is connected with drive unit, described going up presses frame to be connected with power set, press frame on described and press down and be provided with a connector between the frame, the described frame bottom that presses down is provided with a lower bolster, press frame on described or press down frame to be provided with a through hole, the pipeline of described compressed air system and this through hole are connected.
2. a kind of one-step molding device for double-layer thick plastic sheet as claimed in claim 1 is characterized in that described mould is provided with edge-trimming cutter.
3. a kind of one-step molding device for double-layer thick plastic sheet as claimed in claim 1 is characterized in that describedly making the drive unit that heater moves and making the power set of pressing frame to move be cylinder.
4. a kind of one-step molding device for double-layer thick plastic sheet as claimed in claim 1 is characterized in that described heater can be halogen short-wave infrared pharoid or far-infrared ceramic heating brick or carbon medium wave infrared radiation heater.
5. moulding process of making double-layer thick plastic sheet, it is characterized in that described this step is: 1) automatic feeder equipment is sent two plastic plates into the equipment shaping area, and by on press down frame and compress two plastic plates; 2) two heating furnaces move into shaping area simultaneously two sheet materials are heated simultaneously up and down, and infrared radiation thermometer is started working automatically; Heating furnace automatically reset when 3) infrared radiation thermometer reached forming temperature, between two plastic plates, be blown into compressed air, mould begins to close up and compresses two plastic plates up and down, realize the heat bonding of two plastic plate bond site and the side cut of side cut position, meanwhile, open two mould pumped vacuum systems, realize plastics sucking moulding plastic plate; 4) mould separately resets up and down, takes Blister product away.
6. a kind of moulding process of making double-layer thick plastic sheet as claimed in claim 5 is characterized in that also carrying out the Blister product cooling and shaping behind the described plastics sucking moulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101488014A CN101791861B (en) | 2010-04-17 | 2010-04-17 | One-step molding device for double-layer thick plastic sheet and molding process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101488014A CN101791861B (en) | 2010-04-17 | 2010-04-17 | One-step molding device for double-layer thick plastic sheet and molding process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101791861A true CN101791861A (en) | 2010-08-04 |
| CN101791861B CN101791861B (en) | 2012-05-23 |
Family
ID=42584877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101488014A Expired - Fee Related CN101791861B (en) | 2010-04-17 | 2010-04-17 | One-step molding device for double-layer thick plastic sheet and molding process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101791861B (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700126A (en) * | 2011-04-22 | 2012-10-03 | 苏州市科林源电子有限公司 | PCB plate hot-pressing tool |
| CN102744871A (en) * | 2012-07-13 | 2012-10-24 | 佛山市高明粤华卫生洁具有限公司 | Fully-automatic plate plastic molding equipment |
| CN103057105A (en) * | 2011-10-21 | 2013-04-24 | 广州健恩医疗设备有限公司 | Plastic molding equipment |
| CN103057104A (en) * | 2011-10-21 | 2013-04-24 | 广州健恩医疗设备有限公司 | Auto-temperature control plastic molding equipment |
| CN103350505A (en) * | 2013-06-24 | 2013-10-16 | 东莞市正文机械有限公司 | Carbon-fiber cold-hot integrally forming furnace base |
| CN104275793A (en) * | 2014-09-22 | 2015-01-14 | 合肥维博自动化科技有限公司 | Energy-saving method for automatic delayed stopping of heating of plastic sucking device |
| CN104608393A (en) * | 2014-12-30 | 2015-05-13 | 长春力登维科技产业有限公司 | Production method for dual-sheet low density polyethylene foam air pipe |
| CN104723545A (en) * | 2015-02-13 | 2015-06-24 | 潍坊世纪元通工贸有限公司 | Multifunctional forming machine |
| CN104875364A (en) * | 2015-03-26 | 2015-09-02 | 重庆永迪塑料制品有限公司 | Plastics sucking molding machine and plastics sucking molding method |
| CN106476304A (en) * | 2016-12-13 | 2017-03-08 | 北京鸿鹄雄狮技术开发有限公司 | The multiple material product moulding pressing system and method for fast curing prepreg |
| CN107538764A (en) * | 2017-08-31 | 2018-01-05 | 科勒(中国)投资有限公司 | Sanitaryware production method |
| CN108454072A (en) * | 2018-01-08 | 2018-08-28 | 上海古汉汽车饰件模具有限公司 | A kind of fascia vacuum adsorption molding integration mold |
| CN109291416A (en) * | 2018-11-30 | 2019-02-01 | 佛山市高明粤华卫生洁具有限公司 | A kind of plate plastics sucking moulding mechanism |
| CN109849357A (en) * | 2019-01-29 | 2019-06-07 | 合肥洁纯塑料包装有限公司 | A kind of production molding equipment and its production technology for lining barrel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6341116A (en) * | 1986-08-07 | 1988-02-22 | Meiwa Sangyo Kk | Manufacture of laminated molding with decorative sheet |
| JP2767388B2 (en) * | 1994-08-12 | 1998-06-18 | 株式会社島津 | Plastic molding method and molding apparatus |
| CN101100108A (en) * | 2007-07-30 | 2008-01-09 | 朱富来 | Technology, equipment and mould for processing double-layer plastic-sucking tray |
| CN201056052Y (en) * | 2007-06-08 | 2008-05-07 | 黄毅文 | Double-station heating mechanism of plastic uptake machine |
| CN201645832U (en) * | 2010-04-17 | 2010-11-24 | 潘震州 | One-time forming device for a double-layer thick plastic plate |
-
2010
- 2010-04-17 CN CN2010101488014A patent/CN101791861B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6341116A (en) * | 1986-08-07 | 1988-02-22 | Meiwa Sangyo Kk | Manufacture of laminated molding with decorative sheet |
| JP2767388B2 (en) * | 1994-08-12 | 1998-06-18 | 株式会社島津 | Plastic molding method and molding apparatus |
| CN201056052Y (en) * | 2007-06-08 | 2008-05-07 | 黄毅文 | Double-station heating mechanism of plastic uptake machine |
| CN101100108A (en) * | 2007-07-30 | 2008-01-09 | 朱富来 | Technology, equipment and mould for processing double-layer plastic-sucking tray |
| CN201645832U (en) * | 2010-04-17 | 2010-11-24 | 潘震州 | One-time forming device for a double-layer thick plastic plate |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700126A (en) * | 2011-04-22 | 2012-10-03 | 苏州市科林源电子有限公司 | PCB plate hot-pressing tool |
| CN103057105A (en) * | 2011-10-21 | 2013-04-24 | 广州健恩医疗设备有限公司 | Plastic molding equipment |
| CN103057104A (en) * | 2011-10-21 | 2013-04-24 | 广州健恩医疗设备有限公司 | Auto-temperature control plastic molding equipment |
| CN103057104B (en) * | 2011-10-21 | 2015-02-18 | 广州健恩医疗设备有限公司 | Auto-temperature control plastic molding equipment |
| CN103057105B (en) * | 2011-10-21 | 2015-02-18 | 广州健恩医疗设备有限公司 | Plastic molding equipment |
| CN102744871A (en) * | 2012-07-13 | 2012-10-24 | 佛山市高明粤华卫生洁具有限公司 | Fully-automatic plate plastic molding equipment |
| CN102744871B (en) * | 2012-07-13 | 2014-09-24 | 佛山市高明粤华卫生洁具有限公司 | Fully-automatic plate plastic molding equipment |
| CN103350505B (en) * | 2013-06-24 | 2016-05-11 | 东莞市正文机械有限公司 | A kind of carbon fiber cold-hot integrated forming furnace table |
| CN103350505A (en) * | 2013-06-24 | 2013-10-16 | 东莞市正文机械有限公司 | Carbon-fiber cold-hot integrally forming furnace base |
| CN104275793A (en) * | 2014-09-22 | 2015-01-14 | 合肥维博自动化科技有限公司 | Energy-saving method for automatic delayed stopping of heating of plastic sucking device |
| CN104608393A (en) * | 2014-12-30 | 2015-05-13 | 长春力登维科技产业有限公司 | Production method for dual-sheet low density polyethylene foam air pipe |
| CN104723545A (en) * | 2015-02-13 | 2015-06-24 | 潍坊世纪元通工贸有限公司 | Multifunctional forming machine |
| CN104875364A (en) * | 2015-03-26 | 2015-09-02 | 重庆永迪塑料制品有限公司 | Plastics sucking molding machine and plastics sucking molding method |
| CN106476304A (en) * | 2016-12-13 | 2017-03-08 | 北京鸿鹄雄狮技术开发有限公司 | The multiple material product moulding pressing system and method for fast curing prepreg |
| CN106476304B (en) * | 2016-12-13 | 2019-03-22 | 北京鸿鹄雄狮技术开发有限公司 | Fast curing prepreg answers material product moulding pressing device and method |
| CN107538764A (en) * | 2017-08-31 | 2018-01-05 | 科勒(中国)投资有限公司 | Sanitaryware production method |
| CN108454072A (en) * | 2018-01-08 | 2018-08-28 | 上海古汉汽车饰件模具有限公司 | A kind of fascia vacuum adsorption molding integration mold |
| CN109291416A (en) * | 2018-11-30 | 2019-02-01 | 佛山市高明粤华卫生洁具有限公司 | A kind of plate plastics sucking moulding mechanism |
| CN109849357A (en) * | 2019-01-29 | 2019-06-07 | 合肥洁纯塑料包装有限公司 | A kind of production molding equipment and its production technology for lining barrel |
| CN109849357B (en) * | 2019-01-29 | 2023-09-12 | 安徽洁纯生物科技有限公司 | Production molding equipment for lining barrel and production process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101791861B (en) | 2012-05-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101791861B (en) | One-step molding device for double-layer thick plastic sheet and molding process thereof | |
| CN1107583C (en) | Apparatus and method for twin sheet thermoforming | |
| CN201645832U (en) | One-time forming device for a double-layer thick plastic plate | |
| CN101380810A (en) | Film forming equipment and method | |
| CN203779843U (en) | Molding machine of plastic shell | |
| CN214000535U (en) | Automatic plastic uptake device of new forms of energy group battery apron | |
| CN204981607U (en) | Complicated curved surface glass high temperature hot briquetting device | |
| CN102320124A (en) | Hot blowing and suction forming apparatus for plastic sewage treatment pond | |
| CN202162943U (en) | Air pressure hot pressing forming machine | |
| CN104309105A (en) | Blister device and blister method | |
| CN209812914U (en) | Hot-pressing forming die for automobile door panel armrest | |
| CN203739240U (en) | Welding machine for MBR flat membrane | |
| CN103507384B (en) | Vacuum forming device and method thereof | |
| CN207057454U (en) | A kind of hot press-formed blank solid nonstorage calorifier | |
| CN204773655U (en) | Manipulator is controlled magnetic current body pressure and is pressed forming device | |
| CN101830424B (en) | Vacuum adsorption molding method for realizing continuous production | |
| CN203141833U (en) | Movable forming mechanism for vacuum forming machine | |
| CN209987253U (en) | Rubber flat vulcanizing machine | |
| CN203004296U (en) | Thick plate roll molding machine | |
| CN114474685A (en) | Full-automatic hot stamping forming equipment and method for polypropylene self-reinforced composite material | |
| CN202259462U (en) | Automatic shaping machine for lithium battery appearance | |
| CN218196883U (en) | Production line for thermal forming products | |
| CN203931946U (en) | A kind of equipment of automatic compressing tablet | |
| CN202357444U (en) | Automatic leather cup fixture | |
| CN211194640U (en) | Flat vulcanizing machine convenient to get piece in time |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20160417 |