CN112976163B - Plastic foam cutting device capable of modulating shape of electric heating wire - Google Patents
Plastic foam cutting device capable of modulating shape of electric heating wire Download PDFInfo
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- CN112976163B CN112976163B CN202110233943.9A CN202110233943A CN112976163B CN 112976163 B CN112976163 B CN 112976163B CN 202110233943 A CN202110233943 A CN 202110233943A CN 112976163 B CN112976163 B CN 112976163B
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- heating wire
- electric heating
- modulation
- plastic foam
- rotating shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F3/00—Severing by means other than cutting; Apparatus therefor
- B26F3/06—Severing by using heat
- B26F3/08—Severing by using heat with heated members
- B26F3/12—Severing by using heat with heated members with heated wires
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2628—Means for adjusting the position of the cutting member
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a plastic foam cutting device capable of modulating the shape of an electric heating wire, which relates to the technical field of foam cutting devices and comprises a bottom plate, wherein two brackets are symmetrically and fixedly connected to the bottom plate perpendicular to the upper surface of the bottom plate, sliding grooves are formed in opposite sides of the two brackets along the vertical direction, sliding blocks are connected in the two sliding grooves in a sliding manner, the electric heating wire is connected between the two sliding blocks, and the electric heating wire is electrically connected with a power supply.
Description
Technical Field
The invention relates to the technical field of foam cutting devices, in particular to a plastic foam cutting device capable of adjusting the shape of an electric heating wire.
Background
After the plastic foam is processed, the plastic foam is generally cut into pieces for convenience of use, and the plastic foam with corresponding size is divided for use as required. The existing plastic foam is generally cut by adopting an electric heating wire, the electric heating wire is electrified to generate high temperature, the plastic foam is pushed out along the electric heating wire, and the electric heating wire has a high-temperature melting type cutting effect on the plastic foam. However, when the existing heating wire works, only the state of being straightened can be kept, so that plane cutting can be formed on plastic foam, the cutting and shaping capacity on the plastic foam is low, and curved surface cutting on the plastic foam can not be completed.
Disclosure of Invention
The invention provides a plastic foam cutting device capable of adjusting the shape of an electric heating wire, and aims to solve the problems that in the prior art, the electric heating wire can only keep a straightened state when working, so that only plane cutting can be formed on plastic foam, and curved surface cutting on the plastic foam can not be completed.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a plastic foam cutting device of adjustable heating wire shape, includes the bottom plate, perpendicular to its upper surface symmetry fixedly connected with two supports on the bottom plate, two the spout has all been seted up along vertical direction to support opposite one side, two equal sliding connection has the sliding block in the spout, two be connected with the heating wire between the sliding block, heating wire electric connection has the power, the power is placed on the bottom plate, and wherein wait to cut the plastic foam and impel the heating wire cutting that is heated by the circular telegram along the bottom plate, the heating wire impels direction fixedly connected with modulation board along the plastic foam, modulation board overlaps with the heating wire along the ascending projection of plastic foam impel the direction, modulation board is close to and opens in the heating wire one end has the cooling channel, a plurality of through-holes have all been opened to cooling channel top and bottom, set up the stock solution in the modulation board is kept away from heating wire one end, the stock solution intracavity is filled with the electric current to be located stock solution top and bottom modulation board in equal fixedly connected with conducting electrode, two conducting electrode all receives the circular telegram with power electric connection after carrying out shape control to heating wire and modulation board through outside instrument.
Preferably, one of them accomodate the chamber and the rotating electrical machines is installed in the outside in the sliding block, accomodate the intracavity swivelling joint and have the axis of rotation, the coaxial fixed connection of axis of rotation is on the rotating electrical machines output, the round joint has the heating wire in the axis of rotation, the heating wire is kept away from axis of rotation one end and passes the sliding block that the axis of rotation is located and fixed connection in another sliding block.
Preferably, the rotating shaft is connected with the output end of the rotating motor in a coaxial rotating way through a ratchet wheel, wherein the ratchet wheel adopts an internal meshing type ratchet wheel in the prior art, and the heating wire on the rotating shaft is rotated and wound on the rotating shaft when the rotating motor works at the output end of the rotating motor, and is not limited by the output end of the rotating motor when the heating wire is pulled out from the rotating shaft.
Preferably, the modulation plate has elasticity, and is wound on a rotating shaft in the sliding block along with one end of the heating wire, and the other end is fixedly connected in the other sliding block.
Preferably, the liquid storage cavity is in a flat strip shape, and the two conductive electrodes are flexible electrodes, wherein the electrorheological fluid in the liquid storage cavity is subjected to liquid-solid phase change under the action of an electric field formed by the two electrified conductive electrodes.
Preferably, the two sliding blocks are internally provided with the communicating grooves, two ends of each communicating groove are respectively communicated with the sliding groove and the outside, one end of each communicating groove communicating with the sliding groove is sealed and coated with an elastic film, one end of each communicating with the outside is provided with a one-way pressure release valve, and the one-way pressure release valve is conducted from the outside to the inside of the communicating groove in a one-way manner in a normal state.
Compared with the prior art, the invention has the following beneficial effects:
1. when the curved surface of the plastic foam is cut, the modulation plate is mutually extruded by two tools with preset curved surfaces to enable the modulation plate to have the preset curved surfaces, at the moment, the power supply enables the two conductive poles in the modulation plate to be electrified to form an electric field, and electrorheological fluid in the liquid storage cavity in the modulation plate is subjected to liquid-solid phase change under the electric field, so that the modulation plate keeps the preset curved surfaces, and further, the electric heating wires fixedly connected with the modulation plate form side buses of the preset curved surfaces, at the moment, the electric heating wires form thermal cutting on the plastic foam propelled along the bottom plate, and finally, the curved surface cutting on the plastic foam is completed.
2. In the process of modulating the electric heating wire, the height and the inclination angle of the electric heating wire can be adjusted by the two sliding blocks capable of sliding along the sliding groove and the extensible electric heating wire when the sliding blocks connected with the two ends of the electric heating wire slide in the sliding groove on the bracket; the curved surface formed by the electric heating wires is modulated by the modulation plate, so that the electric heating wires are greatly enriched in cutting and shaping capabilities of plastic foam compared with the traditional electric heating wires which can only be straightened for plane cutting.
3. When the plastic foam is thermally cut through the electric heating wire, air in the communicating grooves in the two sliding blocks is heated and expanded to enable the internal air pressure to rise, part of air is discharged to the outside along with the one-way pressure release valve, and meanwhile, the elastic membrane on the interface between the communicating grooves and the sliding grooves bulges to lean against the sliding grooves, so that the fixing effect of the sliding blocks and the sliding grooves in the processing process is improved, and the working stability of the electric heating wire is improved; when the electric heating wire does not work and cools, the air pressure in the communicating groove is reduced to enable the elastic film to shrink, so that the friction force between the sliding block and the sliding groove is reduced, and the next modulation operation of the electric heating wire is facilitated.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 isbase:Sub>A schematic cross-sectional view of portion A-A of FIG. 1;
FIG. 3 is an enlarged schematic view of the portion B in FIG. 1;
FIG. 4 is a schematic diagram showing the connection of the communicating groove and the chute of the present invention;
fig. 5 is a schematic view of the working state of the present invention.
In the figure: 1 a bottom plate, 2 a bracket, 21 a chute, 3 a sliding block, 31 a storage cavity, 311 a rotating shaft, 32 a communication groove, 321 an elastic membrane, 322 a pressure release valve, 4 an electric heating wire, 41 a power supply, 5 a modulation plate, 51 a cooling channel, 52 a liquid storage cavity and 53 a conductive electrode.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-5, a plastic foam cutting device capable of modulating the shape of an electric heating wire comprises a bottom plate 1, two brackets 2 are symmetrically and fixedly connected to the upper surface of the bottom plate 1, sliding grooves 21 are formed in opposite sides of the two brackets 2 along the vertical direction, sliding blocks 3 are slidably connected in the two sliding grooves 21, the electric heating wire 4 is connected between the two sliding blocks 3, a power supply 41 is electrically connected with the electric heating wire 4, the power supply 41 is placed on the bottom plate 1, the power supply 41 is used for electrifying the electric heating wire 4, the electric heating wire 4 converts electric energy into heat energy so as to form thermal cutting on plastic foam, and the two sliding blocks 3 move along the sliding grooves 21, so that the height of the electric heating wire 4 can be adjusted, and the plastic foam with different thicknesses can be conveniently cut.
The rotating motor is arranged in the accommodating cavity 31 in one sliding block 3, the rotating shaft 311 is rotationally connected to the accommodating cavity 31, the rotating shaft 311 is coaxially and fixedly connected to the output end of the rotating motor, the rotating motor is not shown in the drawing, the electric heating wire 4 is wound on the rotating shaft 311, one end of the electric heating wire 4, far away from the rotating shaft 311, passes through the sliding block 3 where the rotating shaft 311 is located and is fixedly connected to the other sliding block 3, so that when the two sliding blocks 3 respectively move on the sliding groove 21, the electric heating wire 4 stretches along with the sliding block, the inclination angle of the electric heating wire 4 can be adjusted, and plastic foams with different angles are conveniently cut.
The rotating shaft 311 is coaxially and rotatably connected with the output end of the rotating motor through a ratchet wheel, wherein the ratchet wheel adopts an internal engaged ratchet wheel in the prior art, and the heating wire 4 on the rotating shaft 311 is rotated and wound on the rotating shaft 311 when the rotating motor works at the output end of the rotating motor, and is not limited by the output end of the rotating motor when the heating wire 4 is pulled out from the rotating shaft 311.
The plastic foam to be cut is cut along the electric heating wire 4 which is electrified and heated, the electric heating wire 4 is fixedly connected with the modulation plate 5 along the plastic foam advancing direction, the modulation plate 5 has elasticity, one end of the electric heating wire 4 is wound on the rotating shaft 311 in the sliding block 3, the other end of the electric heating wire is fixedly connected in the other sliding block 3, and the projection of the modulation plate 5 and the electric heating wire 4 along the plastic foam advancing direction is overlapped, so that the modulation plate 5 does not form obstruction to the plastic foam cut by the electric heating wire 4.
The modulation board 5 is close to and opens in heating wire 4 one end has cooling channel 51, and a plurality of through-holes have all been opened to cooling channel 51 top and bottom, has seted up stock solution chamber 52 in the modulation board 5 is kept away from heating wire 4 one end, and the intussuseption of stock solution chamber 52 is filled with electrorheological fluid, and electrorheological fluid is a complicated fluid that is formed by dielectric particles and insulating liquid mixing, takes place to change from liquid to solid under the effect of certain intensity electric field, and cooling channel 51 can reduce the heat of being transmitted to stock solution chamber 52 by heating wire 4, avoids the high temperature to the electrorheological fluid in the stock solution chamber 52 to produce the influence.
The liquid storage cavity 52 is flat banded, all fixedly connected with conducting electrodes 53 in the modulation board 5 at the top and the bottom of the liquid storage cavity 52, the two conducting electrodes 53 are all flexible electrodes, the two conducting electrodes 53 are all electrically connected with the power supply 41, wherein the two conducting electrodes 53 are used for carrying out shape pre-modulation on the electric heating wire 4 and the modulation board 5 through external tools, the power supply 41 is used for controlling the power supply 41 to carry out the power supply, the electrorheological fluid in the liquid storage cavity 52 is subjected to liquid-solid phase change under the action of an electric field formed by the two electrified conducting electrodes 53, so that the electric heating wire 4 forms different curved surfaces along with the modulation board 5 after the modulation is cured, and the effect of cutting the plastic foam curved surfaces is achieved.
The intercommunication groove 32 has all been seted up in two sliding blocks 3, intercommunication spout 21 and external respectively at intercommunication groove 32 both ends, wherein the sealed cladding of intercommunication groove 32 intercommunication spout 21 one end has elastic membrane 321 and the one-way relief valve 322 is installed to the external one end of intercommunication, wherein one-way relief valve 322 is by external unidirectional conduction to the intercommunication inslot 32 under the normality, when heating wire 4 circular telegram generates heat, the inside atmospheric pressure of air thermal expansion risees in the intercommunication groove 32, partial air is discharged into the external along with one-way relief valve 322, make elastic membrane 321 swell simultaneously and support and lean on spout 21, improve the fixed effect of sliding block 3 and spout 21 in the course of working, improve the stability of heating wire 4 work.
The principle of the present invention will now be described as follows:
when the plastic foam is subjected to curved surface cutting, the prefabricated part is used for carrying out curved surface modulation on the modulation plate 5, namely, the modulation plate 5 is mutually extruded by two tools with preset curved surfaces to enable the modulation plate 5 to have the preset curved surfaces, at the moment, the power supply 41 is used for electrifying the two conductive electrodes 53 in the modulation plate 5, under the action of an electric field formed by the two conductive electrodes, the electrorheological fluid in the liquid storage cavity 52 in the modulation plate 5 is subjected to liquid-solid phase change, so that the electric heating wire 4 fixedly connected with the modulation plate 5 forms the preset curved surfaces along with the solidification of the modulation plate 5, at the moment, the plastic foam to be cut is pushed along the bottom plate 1 to be cut by the electrified heating electric heating wire 4, the modulation plate 5 overlapped with the projection of the electric heating wire 4 along the plastic foam pushing direction does not form obstruction on the plastic foam cut by the electric heating wire 4, and finally the curved surface cutting on the plastic foam is finished;
in the process of modulating the heating wire 4, the sliding blocks 3 connected with the two ends of the heating wire 4 slide in the sliding grooves 21 on the bracket 2 to adjust the height of the heating wire 4; the electric heating wire 4 wound on the rotating shaft 311 of the accommodating cavity 31 in the sliding block 3 is rotated and released so that the inclination angle of the electric heating wire 4 can be adjusted; the modulation plate 5 modulates the curved surface of the electric heating wire 4, so that the electric heating wire 4 can be straightened and cut into a plane compared with the traditional electric heating wire 4, and the cutting and shaping capacity of plastic foam is greatly enriched;
when the electric heating wire 4 carries out thermal cutting on plastic foam, air in the communicating grooves 32 in the two sliding blocks 3 is heated and expanded to enable internal air pressure to rise, part of air is discharged into the outside along with the one-way pressure release valve 322, and meanwhile the elastic membrane 321 on the interface between the communicating grooves 32 and the sliding groove 21 bulges to lean against the sliding groove 21, so that the fixing effect of the sliding blocks 3 and the sliding groove 21 in the processing process is improved, and the working stability of the electric heating wire 4 is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (1)
1. The utility model provides a plastic foam cutting device of adjustable heating wire shape, includes bottom plate (1), its characterized in that, perpendicular to its upper surface symmetry fixedly connected with two supports (2) on bottom plate (1), two spout (21) have all been seted up along vertical direction to support (2) opposite side, two all sliding connection has sliding block (3) in spout (21), two be connected with heating wire (4) between sliding block (3), heating wire (4) electric connection has power (41), power (41) are placed on bottom plate (1), and wherein wait to cut plastic foam and impel heating wire (4) cutting by the circular telegram heat along bottom plate (1), heating wire (4) are along plastic foam advancing direction fixedly connected with modulation board (5), modulation board (5) coincide along the projection on the plastic foam advancing direction with heating wire (4), it has cooling channel (51) to open in heating wire (4) one end in being close to modulation board (5), a plurality of through-holes are all opened to cooling channel (51) top stock solution and bottom stock solution, modulation board (5) are kept away from in heating wire (4) one end, and are located electric current-conducting plate (52) are all connected with in modulation board (52) and are located electric current-conducting plate (52), the two conducting electrodes (53) are electrically connected with the power supply (41), wherein the two conducting electrodes (53) are controlled by the power supply (41) to be electrified after the electric heating wires (4) and the modulation plates (5) are subjected to shape pre-modulation through an external tool;
a containing cavity (31) is formed in one sliding block (3), a rotating motor is arranged on the outer side of the containing cavity (31), a rotating shaft (311) is connected in a rotating mode, the rotating shaft (311) is coaxially and fixedly connected to the output end of the rotating motor, an electric heating wire (4) is wound on the rotating shaft (311), and one end, far away from the rotating shaft (311), of the electric heating wire (4) penetrates through the sliding block (3) where the rotating shaft (311) is located and is fixedly connected to the other sliding block (3);
the rotating shaft (311) is coaxially and rotatably connected with the output end of the rotating motor through a ratchet wheel, wherein the ratchet wheel adopts an internal meshing type ratchet wheel in the prior art, and when the rotating motor works at the output end of the rotating motor, the electric heating wire (4) on the rotating shaft (311) is rotated and wound on the rotating shaft (311), and when the electric heating wire (4) is pulled out from the rotating shaft (311), the electric heating wire is not limited by the output end of the rotating motor;
the modulation plate (5) has elasticity, one end of the modulation plate is wound on a rotating shaft (311) in the sliding block (3) along with the heating wire (4), and the other end of the modulation plate is fixedly connected in the other sliding block (3);
the liquid storage cavity (52) is in a flat strip shape, and the two conductive electrodes (53) are flexible electrodes, wherein the electrorheological fluid in the liquid storage cavity (52) is subjected to liquid-solid phase change under the action of an electric field formed by the two electrified conductive electrodes (53);
the two sliding blocks (3) are internally provided with a communication groove (32), two ends of the communication groove (32) are respectively communicated with the sliding groove (21) and the outside, one end of the communication groove (32) communicated with the sliding groove (21) is sealed and coated with an elastic membrane (321), one end of the communication groove communicated with the outside is provided with a one-way pressure release valve (322), and the one-way pressure release valve (322) is communicated from the outside to the inside of the communication groove (32) in a one-way manner under a normal state;
when the plastic foam is subjected to curved surface cutting, the prefabricated part is used for carrying out curved surface modulation on the modulation plate 5, namely, the modulation plate 5 is mutually extruded by two tools with preset curved surfaces to enable the modulation plate 5 to have the preset curved surfaces, at the moment, the power supply 41 is used for electrifying the two conductive electrodes 53 in the modulation plate 5, under the action of an electric field formed by the two conductive electrodes, the electrorheological fluid in the liquid storage cavity 52 in the modulation plate 5 is subjected to liquid-solid phase change, so that the electric heating wire 4 fixedly connected with the modulation plate 5 forms the preset curved surfaces along with the solidification of the modulation plate 5, at the moment, the plastic foam to be cut is pushed along the bottom plate 1 to be cut by the electrified heating electric heating wire 4, the modulation plate 5 overlapped with the projection of the electric heating wire 4 along the plastic foam pushing direction does not form obstruction on the plastic foam cut by the electric heating wire 4, and finally the curved surface cutting on the plastic foam is finished;
in the process of modulating the heating wire 4, the sliding blocks 3 connected with the two ends of the heating wire 4 slide in the sliding grooves 21 on the bracket 2 to adjust the height of the heating wire 4; the electric heating wire 4 wound on the rotating shaft 311 of the accommodating cavity 31 in the sliding block 3 is rotated and released so that the inclination angle of the electric heating wire 4 can be adjusted; the modulation plate 5 modulates the curved surface of the electric heating wire 4, so that the electric heating wire 4 can be straightened and cut into a plane compared with the traditional electric heating wire 4, and the cutting and shaping capacity of plastic foam is greatly enriched;
when the electric heating wire 4 carries out thermal cutting on plastic foam, air in the communicating grooves 32 in the two sliding blocks 3 is heated and expanded to enable internal air pressure to rise, part of air is discharged into the outside along with the one-way pressure release valve 322, and meanwhile the elastic membrane 321 on the interface between the communicating grooves 32 and the sliding groove 21 bulges to lean against the sliding groove 21, so that the fixing effect of the sliding blocks 3 and the sliding groove 21 in the processing process is improved, and the working stability of the electric heating wire 4 is improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110233943.9A CN112976163B (en) | 2021-03-03 | 2021-03-03 | Plastic foam cutting device capable of modulating shape of electric heating wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110233943.9A CN112976163B (en) | 2021-03-03 | 2021-03-03 | Plastic foam cutting device capable of modulating shape of electric heating wire |
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| Publication Number | Publication Date |
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| CN112976163A CN112976163A (en) | 2021-06-18 |
| CN112976163B true CN112976163B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110233943.9A Active CN112976163B (en) | 2021-03-03 | 2021-03-03 | Plastic foam cutting device capable of modulating shape of electric heating wire |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114469322B (en) * | 2022-01-25 | 2022-08-23 | 广东博迈医疗科技股份有限公司 | Cutting actuating mechanism and cutting balloon catheter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201095145Y (en) * | 2007-09-04 | 2008-08-06 | 吴钰 | Abnormal curved face processor for manufacturing foam model |
| CN202021647U (en) * | 2011-01-05 | 2011-11-02 | 广西玉柴机器股份有限公司 | Foam cutting device of lost foam |
| CN203496050U (en) * | 2013-08-12 | 2014-03-26 | 南京信息工程大学 | Foam cutting pen |
| CL2015000674A1 (en) * | 2015-03-18 | 2015-06-26 | Univ Técnica Federico Santa María | Apparatus for cutting volumes of expanded polystyrene foam or similar obtaining double curvature surfaces, comprising a first pair of linear guides on which two pairs of plates connected by a horizontal beam are moved, where said plates and said beams allow to hold and fix a block of expanded polystyrene foam material or the like for cutting. |
| CN210999038U (en) * | 2019-08-09 | 2020-07-14 | 天津科斯特保温建材有限公司 | Foam cutting machine with positioning mechanism |
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Effective date of registration: 20230412 Address after: 529000, self compiled A5, one of the Waihai Heng Hainan Industrial Zone, Jianghai District, Jiangmen City, Guangdong Province Applicant after: Jiangmen Huaqi Plastic Co.,Ltd. Address before: 313200 Room 337, Building 3, No. 266, Zhenxing Road, Yuyue Town, Deqing County, Huzhou City, Zhejiang Province Applicant before: Huzhou Chuangguan Technology Co.,Ltd. |
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