CN110154104B - PVC plastic film hot cutting device for packing - Google Patents
PVC plastic film hot cutting device for packing Download PDFInfo
- Publication number
- CN110154104B CN110154104B CN201810314105.2A CN201810314105A CN110154104B CN 110154104 B CN110154104 B CN 110154104B CN 201810314105 A CN201810314105 A CN 201810314105A CN 110154104 B CN110154104 B CN 110154104B
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- CN
- China
- Prior art keywords
- frame
- side frame
- roller
- wheel
- cutting
- 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.)
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Classifications
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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
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
- B26D1/08—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates of the guillotine type
- B26D1/085—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates of the guillotine type for thin material, e.g. for sheets, strips or the like
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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
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/12—Fluid-pressure means
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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
- B26D7/08—Means for treating work or cutting member to facilitate cutting
- B26D7/10—Means for treating work or cutting member to facilitate cutting by heating
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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
- B26D7/2614—Means for mounting the cutting member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
- B65H35/04—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a PVC plastic film hot cutting device for packaging, which comprises a side frame, wherein one side of the side frame is provided with an unwinding roller, the outer end of the unwinding roller is provided with a limiting ring, the front surface of the side frame is provided with a first conveying roller, the outer end of the first conveying roller is provided with a first driven wheel, the front surface of the side frame is provided with a second conveying roller, and the outer end of the second conveying roller is provided with a second driven wheel; a driving motor is arranged at the back of the side frame, a driving shaft is arranged at the front part of the driving motor, the driving shaft penetrates through the side frame, a driving wheel is arranged at the end part of the driving shaft, and the driving wheel is connected with a first driven wheel through a belt; the front surface of the side frame is provided with a driven roller, the outer end of the driven roller is provided with a driving wheel, and the other side of the side frame is provided with a cutting table. The lifting frame of the PVC plastic film cutting machine drives the cutting block to achieve vertical lifting adjustment, the electric knife at the lower part of the cutting block is electrified to generate heat, and the cutting block can conveniently and quickly cut the PVC plastic film on the cutting table through the electric knife.
Description
Technical Field
The invention relates to a cutting device, in particular to a PVC plastic film hot cutting device for packaging.
Background
The biaxially oriented polypropylene film is prepared by co-extruding polypropylene particles to form a sheet and then stretching the sheet in longitudinal and transverse directions. Due to the stretching molecular orientation, the film has good physical stability, mechanical strength and air tightness, high transparency and glossiness, toughness and wear resistance, is the most widely used printing film at present, and is generally 20-40 μm in thickness and 20 μm in most wide application. The biaxially oriented polypropylene film has the main defect of poor heat sealability, so that the biaxially oriented polypropylene film is generally used as an outer film of a composite film, is ideal in moisture resistance, transparency, strength, stiffness and printability after being compounded with a polyethylene film, and is suitable for containing dry food. Because the surface of the biaxially oriented polypropylene film is nonpolar, high in crystallinity and low in surface free energy, the biaxially oriented polypropylene film is poor in printing performance and poor in adhesion to ink and adhesives, and needs to be subjected to surface treatment before printing and compounding. The automatic cutting machine is used for cutting and cutting sheets in various industries and does not need any die; the cutting machine is controlled by system software, then a product is directly cut, and a computer transmits corresponding instructions to the cutting machine as long as corresponding parameters are set on an operation platform; the cutting machine carries out rapid cutting according to the received design draft, and the automatic program is high; the operation is simple. Is cutting equipment adopted in many industries at present. The existing cutting machine is inconvenient for cutting the PVC plastic film, and the efficiency of thermal cutting the PVC plastic film is low.
Disclosure of Invention
The invention aims to solve the technical problem of providing a PVC plastic film thermal cutting device for packaging, wherein a cutting block is driven by lifting of a lifting frame to realize vertical lifting adjustment, an electric knife at the lower part of the cutting block is electrified to generate heat, and the cutting block can conveniently and rapidly cut a PVC plastic film on a cutting table through the electric knife.
The invention is realized by the following technical scheme:
the PVC plastic film hot cutting device for packaging comprises a side frame, wherein an unwinding roller is arranged on one side of the side frame, a limiting ring is arranged at the outer end of the unwinding roller, a first conveying roller is arranged on the front surface of the side frame, a first driven wheel is arranged at the outer end of the first conveying roller, a second conveying roller is arranged on the front surface of the side frame, and a second driven wheel is arranged at the outer end of the second conveying roller; a driving motor is arranged at the back of the side frame, a driving shaft is arranged at the front part of the driving motor, the driving shaft penetrates through the side frame, a driving wheel is arranged at the end part of the driving shaft, and the driving wheel is connected with a first driven wheel through a belt; the front surface of the side frame is provided with a driven roller, the outer end of the driven roller is provided with a driving wheel, and the driving wheel is connected with the driving wheel through a belt; the driving wheel is connected with the second driven wheel through a belt; the other side of the side frame is provided with a cutting table, and the unreeling roller, the first conveying roller, the second conveying roller and the cutting table are sequentially connected; the upper part of the other side of the side frame is provided with a top frame, the lower part of the top frame is provided with a hydraulic cylinder, the lower part of the hydraulic cylinder is provided with a piston rod, the piston rod is vertically arranged, the lower end of the piston rod is provided with a lifting frame, the lower part of the lifting frame is provided with a cutting block, the lower part of the cutting block is in a sharp-angle shape, and the cutting block is arranged above the cutting table; the lower part of the cutting block is provided with an electric heating knife.
Furthermore, a lock seat is arranged on the upper portion of the other side of the side frame, a lock shaft is arranged on the lower portion of the lock seat and is vertically arranged, a lock disc is arranged at the lower end of the lock shaft, and the lock disc is locked on the upper portion of the lifting frame.
Furthermore, the front surface of the side frame is provided with a traction wheel, and the traction wheel is connected with the driving wheel through a belt.
Furthermore, the lower part of the side frame is provided with a bottom frame, the front part of the bottom frame is provided with an adjusting block, the front part of the adjusting block is provided with an adjusting shaft, and the end part of the adjusting shaft is provided with a second adjusting frame.
Furthermore, a convex part is arranged at the front part of the side frame, a side tube is arranged on the front surface of the convex part, an adjusting frame is arranged at the front end of the side tube, an operating handle is arranged at the upper part of the adjusting frame, and a pressing wheel is arranged at the front part of the adjusting frame; the pinch roller is arranged on the upper portion of the first driven wheel.
Furthermore, the end part of the outer end of the unreeling roller is provided with a locking ring, and the locking ring is locked and connected at the outer side part of the limiting ring.
The invention has the beneficial effects that: the PVC plastic film can be wound by the unwinding roller, the PVC plastic film is quickly unwound by the unwinding roller, the driving motor drives the driving wheel to rotate by the driving shaft, the driving wheel drives the first driven wheel, the second driven wheel and the driving wheel to rotate by the belt, so as to control the first conveying roller, the second conveying roller and the driven roller to rotate, the PVC plastic film can be conveniently and quickly conveyed by the first conveying roller, the second conveying roller and the driven roller, the PVC plastic film can be conveyed to the cutting table, the hydraulic cylinder controls the lifting frame to realize vertical lifting adjustment by the piston rod, the lifting frame drives the cutting block to realize vertical lifting adjustment, the electric knife at the lower part of the cutting block is electrified to generate heat, and the cutting block can conveniently and quickly cut the PVC plastic film on the cutting table by the electric knife, the heated electric knife can cut the PVC plastic film more effectively, and the efficiency of cutting the PVC plastic film is greatly improved.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic structural diagram of a PVC plastic film hot cutting device for packaging of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.
As shown in fig. 1, the PVC plastic film hot cutting device for packaging comprises a side frame 11, wherein an unwinding roller 12 is arranged on one side of the side frame 11, a limiting ring 13 is arranged at the outer end of the unwinding roller 12, a first conveying roller 15 is arranged on the front surface of the side frame 11, a first driven wheel 16 is arranged at the outer end of the first conveying roller 15, a second conveying roller 17 is arranged on the front surface of the side frame 11, and a second driven wheel 18 is arranged at the outer end of the second conveying roller 17; a driving motor 19 is arranged at the back of the side frame 11, a driving shaft 20 is arranged at the front part of the driving motor 19, the driving shaft 20 penetrates through the side frame 11, a driving wheel 21 is arranged at the end part of the driving shaft 20, and the driving wheel 21 is connected with the first driven wheel 16 through a belt; a driven roller 22 is arranged on the front surface of the side frame 11, a driving wheel 23 is arranged at the outer end of the driven roller 22, and the driving wheel 23 is connected with the driving wheel 21 through a belt; the driving wheel 23 is connected with the second driven wheel 18 through a belt; a cutting table 24 is arranged on the other side of the side frame 11, and the unreeling roller 12, the first conveying roller 15, the second conveying roller 17 and the cutting table 24 are sequentially connected; a top frame 34 is arranged at the upper part of the other side of the side frame 11, a hydraulic cylinder 35 is arranged at the lower part of the top frame 34, a piston rod 36 is arranged at the lower part of the hydraulic cylinder 35, the piston rod 36 is vertically arranged, a lifting frame 37 is arranged at the lower end of the piston rod 36, a cutting block 38 is arranged at the lower part of the lifting frame 37, the lower part of the cutting block 38 is in a pointed shape, and the cutting block 38 is arranged above the cutting table 24; the lower part of the cutting block 38 is provided with an electric heating knife; a lock seat 39 is arranged at the upper part of the other side of the side frame 11, a lock shaft 40 is arranged at the lower part of the lock seat 39, the lock shaft 40 is vertically arranged, a lock disc 41 is arranged at the lower end of the lock shaft 40, and the lock disc 41 is locked at the upper part of the lifting frame 37; the front surface of the side frame 11 is provided with a traction wheel 42, and the traction wheel 42 is connected with the driving wheel 23 through a belt; the lower part of the side frame 11 is provided with a bottom frame 43, the front part of the bottom frame 43 is provided with an adjusting block 44, the front part of the adjusting block 44 is provided with an adjusting shaft 45, and the end part of the adjusting shaft 45 is provided with a second adjusting frame 46; a convex part 29 is arranged at the front part of the side frame 11, a side pipe 30 is arranged on the front surface of the convex part 29, a first adjusting frame 31 is arranged at the front end of the side pipe 30, an operating handle 32 is arranged at the upper part of the first adjusting frame 31, and a pressing wheel 33 is arranged at the front part of the first adjusting frame 31; the pinch roller 33 is arranged at the upper part of the first driven wheel 16; the end part of the outer end of the unreeling roller 12 is provided with a lock ring 14, and the lock ring 14 is locked at the outer side part of the limit ring 13.
The PVC plastic film thermal cutting device for packaging can wind the PVC plastic film through the unwinding roller 12, the PVC plastic film is quickly unwound through the unwinding roller 12, the driving motor 19 drives the driving wheel 21 to rotate through the driving shaft 20, the driving wheel 21 drives the first driven wheel 16, the second driven wheel 18 and the driving wheel 23 to rotate through the belt, so that the first conveying roller 15, the second conveying roller 17 and the driven roller 22 are controlled to rotate, the PVC plastic film can be conveniently and quickly conveyed through the first conveying roller 15, the second conveying roller 17 and the driven roller 22, the PVC plastic film can be conveyed to the cutting table 24, the hydraulic cylinder 35 controls the lifting frame 37 through the piston rod 36 to realize vertical lifting adjustment, the lifting frame 37 drives the cutting block 38 to realize vertical lifting adjustment, and the electric knife at the lower part of the cutting block 38 is electrified to generate heat, the cutting block 38 can conveniently and rapidly cut the PVC plastic film on the cutting table 24 through the electric knife, and the heated electric knife can more effectively cut the PVC plastic film, so that the cutting efficiency of the PVC plastic film is greatly improved.
Wherein, the other side upper part of the side frame 11 is provided with a lock seat 39, the lower part of the lock seat 39 is provided with a lock shaft 40, the lock shaft 40 is vertically arranged, the lower end of the lock shaft 40 is provided with a lock disc 41, and the lock disc 41 is locked on the upper part of the lifting frame 37; the lock shaft 40 can facilitate the firm locking of the upper portion of the elevation frame 37 by the lock disk 41.
Wherein, the front of the side frame 11 is provided with a traction wheel 42, and the traction wheel 42 is connected with the driving wheel 23 through a belt; therefore, the traction control of the driving wheel 23 can be performed through the traction wheel 42, so that the rotational stability of the driving wheel 23 is better.
Wherein, the front part of the side frame 11 is provided with a convex part 29, the front surface of the convex part 29 is provided with a side pipe 30, the front end of the side pipe 30 is provided with a first adjusting frame 31, the upper part of the first adjusting frame 31 is provided with an operating handle 32, and the front part of the first adjusting frame 31 is provided with a pinch roller 33; the pinch roller 33 is arranged at the upper part of the first driven wheel 16; the first adjusting bracket 31 can conveniently stop and operate the upper part of the first driven wheel 16 through the pressure wheel 33.
Wherein, the end part of the outer end of the unreeling roller 12 is provided with a lock ring 14, and the lock ring 14 is locked at the outer side part of the limit ring 13; therefore, the outer side part of the limiting ring 13 can be locked through the locking ring 14, and the limiting control of the outer end of the unreeling roller 12 is facilitated.
Wherein, the front of the side frame 11 is provided with a fixed frame 25, the front part of the fixed frame 25 is provided with a guide cylinder 26, the guide cylinder 26 is vertically arranged, the lower end of the guide cylinder 26 is provided with a stopping frame 27, the lower part of the stopping frame 27 is provided with a stopping wheel 28, and the stopping wheel 28 is arranged at the upper part of the driven roller 22; a stop wheel 28 is mounted on the lower part of the stop frame 27 through a mounting shaft; therefore, the fixed frame 25 fixedly mounts the stopping frame 27 through the guide cylinder 26, the stopping frame 27 can stop the upper part of the driven roller 22 through the stopping wheel 28, and the safety of the driven roller 22 can be greatly improved through the stopping wheel 28 after the driven roller 22 stops working.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (2)
1. The PVC plastic film hot cutting device for packaging comprises a side frame (11), wherein an unwinding roller (12) is arranged on one side of the side frame (11), a limiting ring (13) is arranged at the outer end of the unwinding roller (12), a first conveying roller (15) is arranged on the front surface of the side frame (11), a first driven wheel (16) is arranged at the outer end of the first conveying roller (15), a second conveying roller (17) is arranged on the front surface of the side frame (11), and a second driven wheel (18) is arranged at the outer end of the second conveying roller (17); a driving motor (19) is arranged at the back of the side frame (11), a driving shaft (20) is arranged at the front part of the driving motor (19), the driving shaft (20) penetrates through the side frame (11), a driving wheel (21) is arranged at the end part of the driving shaft (20), and the driving wheel (21) is connected with a first driven wheel (16) through a belt; a driven roller (22) is arranged on the front surface of the side frame (11), a driving wheel (23) is arranged at the outer end of the driven roller (22), and the driving wheel (23) is connected with a driving wheel (21) through a belt; the driving wheel (23) is connected with the second driven wheel (18) through a belt; a cutting table (24) is arranged on the other side of the side frame (11), and the unreeling roller (12), the first conveying roller (15), the second conveying roller (17) and the cutting table (24) are sequentially connected; the upper part of the other side of the side frame (11) is provided with a top frame (34);
the method is characterized in that: the lower part of the top frame (34) is provided with a hydraulic cylinder (35), the lower part of the hydraulic cylinder (35) is provided with a piston rod (36), the piston rod (36) is vertically arranged, the lower end of the piston rod (36) is provided with a lifting frame (37), the lower part of the lifting frame (37) is provided with a cutting block (38), the lower part of the cutting block (38) is in a sharp-angle shape, and the cutting block (38) is arranged above the cutting table (24); the lower part of the cutting block (38) is provided with an electric heating knife; a lock seat (39) is arranged at the upper part of the other side of the side frame (11), a lock shaft (40) is arranged at the lower part of the lock seat (39), the lock shaft (40) is vertically arranged, a lock disc (41) is arranged at the lower end of the lock shaft (40), and the lock disc (41) is locked at the upper part of the lifting frame (37); the front surface of the side frame (11) is provided with a traction wheel (42), and the traction wheel (42) is connected with the driving wheel (23) through a belt; a convex part (29) is arranged at the front part of the side frame (11), a side pipe (30) is arranged on the front surface of the convex part (29), a first adjusting frame (31) is arranged at the front end of the side pipe (30), an operating handle (32) is arranged at the upper part of the first adjusting frame (31), and a pressing wheel (33) is arranged at the front part of the first adjusting frame (31); the pinch roller (33) is arranged on the upper part of the first driven wheel (16); the end part of the outer end of the unreeling roller (12) is provided with a lock ring (14), and the lock ring (14) is locked and connected at the outer side part of the limit ring (13).
2. A PVC plastic film hot cutting apparatus for packaging as claimed in claim 1, characterized in that: the lower part of the side frame (11) is provided with an underframe (43), the front part of the underframe (43) is provided with an adjusting block (44), the front part of the adjusting block (44) is provided with an adjusting shaft (45), and the end part of the adjusting shaft (45) is provided with a second adjusting frame (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810314105.2A CN110154104B (en) | 2018-04-10 | 2018-04-10 | PVC plastic film hot cutting device for packing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810314105.2A CN110154104B (en) | 2018-04-10 | 2018-04-10 | PVC plastic film hot cutting device for packing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110154104A CN110154104A (en) | 2019-08-23 |
| CN110154104B true CN110154104B (en) | 2021-02-12 |
Family
ID=67636566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810314105.2A Active CN110154104B (en) | 2018-04-10 | 2018-04-10 | PVC plastic film hot cutting device for packing |
Country Status (1)
| Country | Link |
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| CN (1) | CN110154104B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393617B (en) * | 2022-01-06 | 2024-04-09 | 黄山豪泰塑胶有限公司 | PVC film cutting device and working method thereof |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113878670B (en) * | 2021-10-21 | 2023-08-11 | 广东华芝路生物材料有限公司 | Degradable environment-friendly plastic film and processing method thereof |
| CN114311109A (en) * | 2022-01-14 | 2022-04-12 | 傲普(上海)新能源有限公司 | Insulating sleeve cutting and transplanting equipment |
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| CN205255067U (en) * | 2015-12-31 | 2016-05-25 | 浙江荣军印业有限公司 | EVA film splitter |
| CN207155899U (en) * | 2017-09-20 | 2018-03-30 | 安徽振兴光伏新能源有限公司 | A kind of EVA glue film for photovoltaic component cutting mechanism |
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| KR100943341B1 (en) * | 2009-06-11 | 2010-02-19 | 신정수 | Apparatus for cutting for adhesive sheet |
| CN201895980U (en) * | 2010-12-09 | 2011-07-13 | 湖南中泰特种装备有限责任公司 | Automatic cutting device |
| CN202038745U (en) * | 2010-12-13 | 2011-11-16 | 秦皇岛市芯驰光电科技有限公司 | Automatic diaphragm cutting and coiling equipment |
| KR20150097832A (en) * | 2014-02-17 | 2015-08-27 | 주식회사 이엠따블유 | Apparatus and method for cutting a green sheet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114393617B (en) * | 2022-01-06 | 2024-04-09 | 黄山豪泰塑胶有限公司 | PVC film cutting device and working method thereof |
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| CN110154104A (en) | 2019-08-23 |
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Effective date of registration: 20210127 Address after: 515000 after Shuichang, Fuxi Industrial Zone, Huashan North Road, Shantou City, Guangdong Province Applicant after: SHANTOU DACHUAN MACHINES Co.,Ltd. Address before: 321111 No. 49, Tong Tong Village, nu Bu street, Lanxi, Jinhua, Zhejiang Applicant before: Tong Yu |
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