CN108941920B - Engraving device convenient for positioning for computer hardware development - Google Patents
Engraving device convenient for positioning for computer hardware development Download PDFInfo
- Publication number
- CN108941920B CN108941920B CN201810723417.9A CN201810723417A CN108941920B CN 108941920 B CN108941920 B CN 108941920B CN 201810723417 A CN201810723417 A CN 201810723417A CN 108941920 B CN108941920 B CN 108941920B
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- welded
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- fixed
- positioning
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000005498 polishing Methods 0.000 claims abstract description 15
- 238000006073 displacement reaction Methods 0.000 claims description 30
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000007639 printing Methods 0.000 claims description 2
- 238000010147 laser engraving Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 13
- 238000001816 cooling Methods 0.000 abstract description 2
- 238000005086 pumping Methods 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 22
- 238000004064 recycling Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005530 etching Methods 0.000 description 3
- 238000001459 lithography Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010329 laser etching Methods 0.000 description 1
- 238000007648 laser printing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/361—Removing material for deburring or mechanical trimming
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention belongs to the technical field of engraving devices, in particular to an engraving device convenient for positioning for computer hardware development, and aims to solve the problems of poor positioning and single function. The device can detect the moving distance of the raw materials, is convenient to position the raw materials in the horizontal direction, improves the accuracy of the device, can perform polishing after marking, improves the functional diversity of the device, can perform water spraying and cooling during marking and polishing so as to continuously operate, improves the working efficiency of the device, can recycle water, and saves water resources by pumping the recycled water into the water tank through the first water pump for reuse.
Description
Technical Field
The invention relates to the technical field of engraving devices, in particular to an engraving device convenient for positioning for computer hardware development.
Background
Computer hardware is a generic term for various physical devices in a computer system, including electronic, mechanical, and electro-optical components. The physical devices form an organic whole according to the requirements of the system structure to provide a material basis for the operation of computer software, and general computer hardware needs to be imprinted during development and production.
Through retrieval, chinese patent is granted No. CN205631736U, discloses a robot imprinting device, which comprises a frame and an imprinting table, wherein a servo control device is arranged at the lower side of the upper end of the frame, a grabbing manipulator is fixed at the lower end of the servo control device, the imprinting table is fixedly connected with the right side surface of the lower end of the frame, an imprinting device is arranged at the upper end of the imprinting table, a workpiece is placed at the right end of the imprinting device, and a dust collection box is fixed at the bottom of the imprinting table. The above patents suffer from the following disadvantages: the positioning can not be well performed, and the function is single. However, the above-mentioned patent can not solve such problems, and therefore, there is a need for an engraving device for computer hardware development that is easy to position.
Disclosure of Invention
Based on the technical problems that a general device cannot be well positioned and has a single function, the invention provides an engraving device convenient for positioning for computer hardware development.
The invention provides an engraving device convenient for positioning for computer hardware development, which comprises a bottom plate, wherein a fixed port is formed in the outer wall of the top of the bottom plate, a recovery box is welded on the inner wall of the fixed port, a fixed screen plate is welded on the outer wall of the top of the recovery box, the top of the fixed screen plate is equal to the top of the bottom plate in height, a filter screen is welded on the inner wall of one side of the recovery box, a water tank is welded on the top of the bottom plate, four fixed columns are welded on the top of the bottom plate, the tops of the four fixed columns are welded on the same top plate, a polishing device is arranged at the bottom of the top plate and comprises a hydraulic oil cylinder, a control box is welded on the top of the bottom plate, a processor is welded on the inner wall of one side of the control box, a positioning device is arranged at the top of the bottom plate and, the two electric slide rails are respectively fixed on two sides of the bottom plate through bolts, the two electric slide rails are both provided with slide blocks, the outer wall of one side, opposite to the two slide blocks, is welded with the same slide plate, the outer wall of one side of the top of the slide plate is fixed with a first displacement sensor emitter through bolts, the top of the slide plate is provided with an adjusting device, the adjusting device comprises a mounting plate, the bottom of the top plate is provided with an engraving device, the engraving device comprises a fixed rod, the fixed rod is welded at the bottom of the top plate, the outer wall of the bottom of the fixed rod is welded with a fixed plate, the outer wall of one side of the fixed plate is fixed with a hinge through bolts, the other end of the hinge is hinged with a connecting rod, one end of the connecting rod, far away from the hinge, the welding of the one end of first electric telescopic handle extension rod has bent shape pole, and the one end that first electric telescopic handle was kept away from to bent shape pole is welded with the connecting rod, and the welding has the second water pump in the bottom of fixed plate, and the welding has the hose on the second water pump delivery port inner wall, and the one end that the second water pump was kept away from to the hose is connected with the water tank, the top of bottom plate has first displacement sensor receiver through the bolt fastening, and the height of first displacement sensor receiver and first displacement sensor transmitter equals.
Preferably, the bottom outer wall of the bottom plate is fixed with a first water pump through a bolt, a first water inlet pipe is welded to the inner wall of a water inlet of the first water pump, one end, far away from the first water pump, of the first water inlet pipe is connected with the recycling box, a first water outlet pipe is welded to the inner wall of a water outlet of the first water pump, and the top of the first water outlet pipe is connected with the water tank.
Preferably, the hydraulic oil cylinder is fixed at the bottom of the top plate through a bolt, and the motor is fixed at the bottom of the hydraulic oil cylinder through a bolt.
Preferably, a transmission rod is welded at the bottom of the output shaft of the motor, and a polishing wheel is welded at the bottom of the transmission rod.
Preferably, the mounting panel welding is at the top of sliding plate, and the welding has two parallel slide rails to the top of mounting panel, and the top sliding connection of two parallel slide rails has same board of placing.
Preferably, the top welding of mounting panel has second electric telescopic handle, and second electric telescopic handle's one end with place the board welding, place the both sides welding at board top and have the connecting block, and the welding has the fixed block on one side outer wall of connecting block, and open at the top of fixed block has the bolt hole.
Preferably, first water pump, laser printing head, first electric telescopic handle, second water pump, motor, electric slide rail and second electric telescopic handle all are connected with the switch, and the switch passes through the signal line and is connected with the signal output part of treater, and first displacement sensor receiver and second displacement sensor receiver all pass through the signal line and are connected with the signal input part of treater.
The beneficial effects of the invention are as follows:
1. the raw materials can be fixed through the arrangement of the fixing blocks and the threaded holes, the raw materials are conveniently processed on the next step, the stability of the device is improved, the placing plate can be driven to move when the sliding rail is placed through the arrangement of the second electric telescopic rod, and the flexibility of the device is improved.
2. Can detect the distance that the raw materials removed through setting up of second displacement sensor receiver and second displacement sensor transmitter, conveniently carry out the location of horizontal direction to the raw materials, the accuracy nature of device has been improved, setting through electronic slide rail can drive the sliding plate and remove, thereby it carries out the removal of horizontal direction to drive the raw materials, make things convenient for its location, can detect the distance that the slider removed through setting up of first displacement sensor receiver and first displacement sensor transmitter, thereby detect the position that the raw materials removed, the precision of device location has been improved.
3. The position and the height of laser lithography head can be adjusted through the setting of first electric telescopic handle, make things convenient for its seal, improved the controllability of device, can polish after seal through the setting of motor and throwing aureola, improved the variety of device function.
4. The setting through the second water pump can carry out the cooling of spraying water when seal and polishing, makes it can the continuous operation, has improved the work efficiency of device, can retrieve water through setting up of collection box and through used repeatedly in first water pump pumping to the water tank, has practiced thrift the water resource.
Drawings
FIG. 1 is a schematic cross-sectional view of an imprint apparatus for computer hardware development, which is convenient for positioning;
FIG. 2 is a schematic structural diagram of an imprint apparatus for computer hardware development with an imprint apparatus convenient to position according to the present invention;
FIG. 3 is a schematic structural diagram of a polishing apparatus of an imprint apparatus for computer hardware development, which is convenient for positioning;
FIG. 4 is a schematic structural diagram of a positioning device of an imprint device for computer hardware development, which is convenient for positioning;
fig. 5 is a schematic structural diagram of an adjusting device of an engraving device for computer hardware development, which is convenient to position.
In the figure: 1 bottom plate, 2 recycling boxes, 3 fixed screen plates, 4 filter screens, 5 positioning devices, 6 first water pumps, 7 fixed columns, 8 water tanks, 9 flexible water pipes, 10 imprinting devices, 11 top plates, 12 polishing devices, 13 fixed rods, 14 fixed plates, 15 hinges, 16 connecting rods, 17 laser lithography heads, 18 first electric telescopic rods, 19 fixed frames, 20 second water pumps, 21 hydraulic oil cylinders, 22 motors, 23 transmission rods, 24 polishing wheels, 25 electric sliding rails, 26 sliding blocks, 27 sliding plates, 28 adjusting devices, 29 first displacement sensor receivers, 30 first displacement sensor transmitters, 31 second electric telescopic rods, 32 sliding rails, 33 placing plates, 34 fixed blocks, 35 second displacement sensor receivers and 36 second displacement sensor transmitters.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an engraving device for computer hardware development and convenient for positioning comprises a bottom plate 1, a fixed port is opened on the outer wall of the top of the bottom plate 1, a recycling bin 2 is welded on the inner wall of the fixed port, a fixed screen 3 is welded on the outer wall of the top of the recycling bin 2, the top of the fixed screen 3 is equal to the top of the bottom plate 1 in height, a filter screen 4 is welded on the inner wall of one side of the recycling bin 2, a water tank 8 is welded on the top of the bottom plate 1, four fixed columns 7 are welded on the top of the bottom plate 1, a same top plate 11 is welded on the tops of the four fixed columns 7, a polishing device 12 is arranged at the bottom of the top plate 11, the polishing device 12 comprises a hydraulic cylinder 21, a control box is welded on the top of the bottom plate 1, a processor is welded on the inner wall of one side of the control box, the positioning device 5 comprises two electric slide rails 25, the two electric slide rails 25 are respectively fixed on two sides of the bottom plate 1 through bolts, sliding blocks 26 are arranged on the two electric slide rails 25, the outer wall of one side, opposite to the two sliding blocks 26, is welded with the same sliding plate 27, the outer wall of one side of the top of the sliding plate 27 is fixed with a first displacement sensor emitter 30 through bolts, the top of the sliding plate 27 is provided with an adjusting device 28, the adjusting device 28 comprises a mounting plate, the bottom of the top plate 11 is provided with an engraving device 10, the engraving device 10 comprises a fixed rod 13, the fixed rod 13 is welded at the bottom of the top plate 11, the outer wall of the bottom of the fixed rod 13 is welded with a fixed plate 14, the outer wall of one side of the fixed plate 14 is fixed with a hinge 15 through bolts, the other end of the hinge 15 is hinged with a connecting rod, there is first electric telescopic handle 18 through the bolt fastening on one side outer wall of mount 19, the one end welding of the 18 extension rod of first electric telescopic handle has bent shape pole, the one end that first electric telescopic handle 18 was kept away from to bent shape pole welds with connecting rod 16, the bottom welding of fixed plate 14 has second water pump 20, the welding has hose 9 on the 20 delivery port inner walls of second water pump, the one end that second water pump 20 was kept away from to hose 9 is connected with water tank 8, there is first displacement sensor receiver 29 at the top of bottom plate 1 through the bolt fastening, and the height of first displacement sensor receiver 29 and first displacement sensor transmitter equals.
There is first water pump 6 through the bolt fastening on the bottom outer wall of bottom plate 1, and the welding has first inlet tube on the water inlet inner wall of first water pump 6, the one end that first water pump 6 was kept away from to first inlet tube is connected with collection box 2, the welding has first outlet pipe on the 6 delivery port inner walls of first water pump, the top and the water tank 8 of first outlet pipe are connected, hydraulic cylinder 21 passes through the bolt fastening in the bottom of roof 11, and hydraulic cylinder 21's bottom has motor 22 through the bolt fastening, the bottom welding of motor 22 output shaft has transfer line 23, and the bottom welding of transfer line 23 has throwing aureola 24, the mounting panel welding is at the top of sliding plate 27, the welding has two parallel slide rails 32 to the top of mounting panel, the top sliding connection of two parallel slide rails 32 has.
The welding of the top of mounting panel has second electric telescopic handle 31, and the one end of second electric telescopic handle 31 with place the welding of board 33, the both sides welding of placing the board 33 top has the connecting block, and the welding has fixed block 34 on the outer wall of one side of connecting block, open at the top of fixed block 34 has the bolt hole, first water pump 6, laser stamp mark head 17, first electric telescopic handle 18, second water pump 20, motor 22, electric slide rail 25 and second electric telescopic handle 31 all are connected with the switch, and the switch passing signal line is connected with the signal output part of treater, first displacement sensor receiver 29 and the equal passing signal line of second displacement sensor receiver 35 are connected with the signal input part of treater, the model of treater is ARM9 TDMI.
When the device is used, raw materials are fixed through the fixed block 34 and the threaded hole, the position and the height of the laser etching printing head 17 are adjusted through the first electric telescopic rod 18, the placing plate 33 is driven by the second electric telescopic rod 31 to move when the sliding rail 32 moves during etching, the moving distance of the raw materials is detected through the second displacement sensor receiver 35 and the second displacement sensor emitter 36, the raw materials are positioned in the horizontal direction, the sliding plate 27 is driven by the electric sliding rail 25 to move, so that the raw materials are driven to move in the horizontal direction, the moving distance of the sliding block 26 is detected through the first displacement sensor receiver 29 and the first displacement sensor emitter 30 during moving, so that the moving position of the raw materials is detected, the polishing wheel 24 is driven by the motor 22 to polish after etching, the water is sprayed by the second water pump 20 to cool during etching and polishing, so that the device can continuously operate, the water is recovered by the recovery tank 2 and then pumped into the water tank 8 by the first water pump 6 for reuse.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. An engraving device convenient for positioning for computer hardware development comprises a bottom plate (1) and is characterized in that a fixed port is formed in the outer wall of the top of the bottom plate (1), a recovery box (2) is welded to the inner wall of the fixed port, a fixed screen (3) is welded to the outer wall of the top of the recovery box (2), the height of the top of the fixed screen (3) is equal to that of the top of the bottom plate (1), a filter screen (4) is welded to the inner wall of one side of the recovery box (2), a water tank (8) is welded to the top of the bottom plate (1), four fixed columns (7) are welded to the top of the bottom plate (1), a same top plate (11) is welded to the tops of the four fixed columns (7), a polishing device (12) is arranged at the bottom of the top plate (11), the polishing device (12) comprises a hydraulic oil cylinder (21), a control box is welded to, and the inner wall of one side of the control box is welded with a processor, the top of the bottom plate (1) is provided with a positioning device (5), the positioning device (5) is positioned at the top of the fixed screen plate (3), the positioning device (5) comprises two electric sliding rails (25), the two electric sliding rails (25) are respectively fixed at two sides of the bottom plate (1) through bolts, the two electric sliding rails (25) are respectively provided with a sliding block (26), the outer wall of one side of the two sliding blocks (26) opposite to each other is welded with a same sliding plate (27), the outer wall of one side of the top of the sliding plate (27) is fixed with a first displacement sensor emitter (30) through bolts, the top of the sliding plate (27) is provided with an adjusting device (28), the adjusting device (28) comprises a mounting plate, the bottom of the top plate (11) is provided with an engraving device (10), and the engraving device (10), the fixing rod (13) is welded at the bottom of the top plate (11), the fixing plate (14) is welded on the outer wall of the bottom of the fixing rod (13), a hinge (15) is fixed on the outer wall of one side of the fixing plate (14) through a bolt, the other end of the hinge (15) is hinged with a connecting rod (16), an exciting printing head (17) is welded at one end, away from the hinge (15), of the connecting rod (16), a fixing frame (19) is welded at the bottom of the fixing plate (14), a first electric telescopic rod (18) is fixed on the outer wall of one side of the fixing frame (19) through a bolt, a curved rod is welded at one end of the extending rod of the first electric telescopic rod (18), one end, away from the first electric telescopic rod (18), of the curved rod is welded with the connecting rod (16), a second water pump (20) is welded at the bottom of the fixing plate (14), a water hose (9) is welded on the inner wall, the top of the bottom plate (1) is fixed with a first displacement sensor receiver (29) through a bolt, and the heights of the first displacement sensor receiver (29) and the first displacement sensor emitter are equal.
2. The computer hardware development is with engraving device convenient to location of claim 1, characterized in that, there is first water pump (6) through the bolt fastening on the bottom outer wall of bottom plate (1), and weld on the water inlet inner wall of first water pump (6) has first inlet tube, the one end that first water pump (6) was kept away from to first inlet tube is connected with collection box (2), weld on the inner wall of first water pump (6) delivery port has first outlet pipe, the top and the water tank (8) of first outlet pipe are connected.
3. The marking device for computer hardware development convenient positioning according to claim 2, characterized in that the hydraulic oil cylinder (21) is fixed at the bottom of the top plate (11) through bolts, and the motor (22) is fixed at the bottom of the hydraulic oil cylinder (21) through bolts.
4. An engraving device for computer hardware development convenient for positioning according to claim 3, characterized in that the bottom of the output shaft of the motor (22) is welded with a transmission rod (23), and the bottom of the transmission rod (23) is welded with a polishing wheel (24).
5. An engraving device for computer hardware development convenient for positioning according to claim 4, characterized in that the mounting plate is welded on top of the sliding plate (27), two parallel sliding rails (32) are welded on top of the mounting plate, and the same placing plate (33) is connected on top of the two parallel sliding rails (32) in a sliding manner.
6. The computer hardware development imprinting device convenient for positioning as claimed in claim 5, wherein the second electric telescopic rod (31) is welded on the top of the mounting plate, one end of the second electric telescopic rod (31) is welded with the placing plate (33), connecting blocks are welded on two sides of the top of the placing plate (33), a fixing block (34) is welded on the outer wall of one side of each connecting block, and bolt holes are formed in the top of the fixing block (34).
7. The engraving device convenient for positioning in computer hardware development according to claim 6, wherein the first water pump (6), the laser engraving head (17), the first electric telescopic rod (18), the second water pump (20), the motor (22), the electric sliding rail (25) and the second electric telescopic rod (31) are all connected with a switch, the switch is connected with a signal output end of the processor through a signal line, and the first displacement sensor receiver (29) and the second displacement sensor receiver (35) are both connected with a signal input end of the processor through a signal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723417.9A CN108941920B (en) | 2018-07-04 | 2018-07-04 | Engraving device convenient for positioning for computer hardware development |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723417.9A CN108941920B (en) | 2018-07-04 | 2018-07-04 | Engraving device convenient for positioning for computer hardware development |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108941920A CN108941920A (en) | 2018-12-07 |
| CN108941920B true CN108941920B (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810723417.9A Expired - Fee Related CN108941920B (en) | 2018-07-04 | 2018-07-04 | Engraving device convenient for positioning for computer hardware development |
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| Country | Link |
|---|---|
| CN (1) | CN108941920B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110465748A (en) * | 2019-08-27 | 2019-11-19 | 江山市合硕文具有限公司 | It is a kind of can automatic polishing laser marking machine |
| CN113118637A (en) * | 2021-03-29 | 2021-07-16 | 上海燊星机器人科技有限公司 | Automatic distance measurement laser lithography method |
| CN113798595B (en) * | 2021-09-24 | 2023-07-14 | 烟台华皓电子科技有限公司 | Imprinting device for developing computer hardware and application method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203293696U (en) * | 2013-05-03 | 2013-11-20 | 广东轻工职业技术学院 | Precise jet printing platform for SMT spray printing |
| FR3007678B1 (en) * | 2013-06-28 | 2015-07-31 | Essilor Int | METHOD FOR MANUFACTURING AN OPHTHALMIC LENS COMPRISING A LASER MARKING STEP FOR REALIZING PERMANENT ENGRAVINGS ON A SURFACE OF THE OPHTHALMIC LENS |
| US10442719B2 (en) * | 2013-12-17 | 2019-10-15 | Corning Incorporated | Edge chamfering methods |
| CN104014942B (en) * | 2014-06-18 | 2016-03-09 | 安庆联控机电科技发展有限公司 | A kind of piston ring automatic imprinter lead ring regulating positioning device |
| CN205631736U (en) * | 2016-08-16 | 2016-10-12 | 大连三沅工业有限公司 | Robot mint -mark device |
| CN206067340U (en) * | 2016-08-30 | 2017-04-05 | 宁夏优讯信息技术有限公司 | A kind of computer hardware development marking press equipment |
| CN107776318A (en) * | 2017-11-29 | 2018-03-09 | 成都乐也科技有限公司 | A kind of computer hardware development marking press equipment |
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2018
- 2018-07-04 CN CN201810723417.9A patent/CN108941920B/en not_active Expired - Fee Related
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| CN108941920A (en) | 2018-12-07 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Zhen Inventor after: Guo Jinming Inventor before: Guo Jinming |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191213 Address after: 211135 Nanjing Engineering Branch of Jiangsu United vocational and technical college, No. 68, Qixi Road, Jiangning District, Nanjing City, Jiangsu Province Applicant after: Chen Zhen Address before: 035200 No. 27, 7 Lane, Maita East Street, Poshan Village, Lanxian Town, Luliang City, Shanxi Province Applicant before: Guo Jinming |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200121 |