CN110538935A - circular tube spinning necking machine - Google Patents
circular tube spinning necking machine Download PDFInfo
- Publication number
- CN110538935A CN110538935A CN201910790601.XA CN201910790601A CN110538935A CN 110538935 A CN110538935 A CN 110538935A CN 201910790601 A CN201910790601 A CN 201910790601A CN 110538935 A CN110538935 A CN 110538935A
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- Prior art keywords
- lubricating
- main shaft
- gear
- spinning
- machine
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/04—Reducing; Closing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a circular tube spinning necking machine, which structurally comprises a spinning necking machine, a tailstock, a supporting pulley frame, a main shaft speed changer, a spinning wheel frame and a driving guide rail seat, wherein the main shaft speed changer consists of a machine body, an ejection main shaft, a transmission belt, a rotating motor and a lubricating spraying seat body, when the spinning wheel frame and the main shaft speed changer spin and neck a workpiece, the spinning wheel frame and the main shaft speed changer are cooled by a heat dissipation mechanism, so that the quality deterioration caused by overheating of materials is avoided, lubricating oil in a lubricating liquid storage box is guided onto a fan by an injection mechanism, and wind energy on the fan is guided onto a working surface by a wind guide hopper, so that the frictional resistance between the materials and the spinning wheel frame is reduced, and the frictional loss to equipment is also reduced.
Description
Technical Field
The invention relates to the field of necking machines, in particular to a circular tube spinning necking machine.
Background
When a conventional circular pipe necking machine works, the machine rotates to enable a stress point to be from a point to a line and from a line to a surface, and meanwhile, a certain pressure is given in a certain direction to enable a metal material to deform and flow along the direction so as to form a certain shape. When the technology works, workers need to oil and lubricate the workpiece frequently, labor cost is improved, certain danger can be caused when the workers work, the material needs to be cooled when the material is in high-speed rotating friction, and otherwise the quality of the material is deteriorated due to overheating of the material.
Disclosure of Invention
Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a circular tube spinning necking machine structurally comprises a spinning necking machine, a tailstock, a supporting pulley frame, a main shaft transmission, a spinning wheel frame and a driving guide rail seat, wherein the tailstock is arranged on the left side of the top end of the spinning necking machine, the spinning necking machine is in sliding fit with the tailstock, the main shaft transmission is installed on the right side of the top end of the spinning necking machine, the driving guide rail seat is arranged in the middle of the top end of the spinning necking machine, the spinning necking machine is in clearance fit with the driving guide rail seat, the spinning wheel frame is arranged on the surface of the driving guide rail seat, and the driving guide rail seat is connected with the spinning wheel frame;
The main shaft transmission comprises a machine body, an ejection main shaft, a transmission belt, a rotating motor and a lubricating spraying base body, wherein the rotating motor is installed at the bottom end inside the machine body, the ejection main shaft is arranged right above the rotating motor, the rotating motor and the ejection main shaft are in transmission connection through the transmission belt, the lubricating spraying base body is arranged at the left end of the machine body, and the machine body is connected with the lubricating spraying base body.
As a further optimization of the technical scheme, the lubricating spraying base body comprises an air inlet hole, a heat dissipation mechanism, an injection mechanism, a lubricating liquid storage box and an air guide bucket, the air inlet hole is formed in the top end of the lubricating spraying base body, the heat dissipation mechanism is installed on the left wall inside the lubricating spraying base body, the injection mechanism is arranged inside the lubricating spraying base body, the lubricating spraying base body is connected with the injection mechanism, the lubricating liquid storage box is arranged on the right side of the injection mechanism, the injection mechanism is communicated with the lubricating liquid storage box, the heat dissipation mechanism is in transmission connection with the injection mechanism, the air guide bucket is arranged on the surface of the lubricating spraying base body, and the lubricating spraying base body is connected with the air guide bucket.
As a further optimization of the technical scheme, the heat dissipation mechanism comprises a servo motor, a gear disc, a gear shaft, a fan, a linkage gear, a wire guide column, a pull wire and a wire guide wheel, wherein the gear disc is arranged on the servo motor, the servo motor and the gear disc are connected through a motor shaft, the gear shaft is arranged on the gear disc, the gear disc is meshed with the gear shaft, the fan is arranged at one end of the gear shaft, the linkage gear is arranged on the surface of the gear shaft, the gear shaft is in transmission connection with the linkage gear, the wire guide column is arranged on the surface of the linkage gear, the linkage gear is fixedly connected with the wire guide column, the wire guide wheel is arranged above the wire guide column, and the wire guide column is matched with the wire guide wheel through the pull wire.
As a further optimization of the technical scheme, the fan comprises fan blades and an L-shaped liquid guide pipe, five fan blades are equidistantly distributed on the surface of the fan, the fan is movably connected with the fan blades, the L-shaped liquid guide pipe is arranged on the surface of the fan blades, and the fan blades and the L-shaped liquid guide pipe are of an integrated structure.
As a further optimization of the technical scheme, the injection mechanism consists of a drainage injection cavity, a spring, a sliding rod, a fixing column and a liquid inlet hole, the spring is arranged at the bottom end of the inner part of the drainage injection cavity, the drainage injection cavity is connected with the bottom end of the spring, the sliding rod is installed at the head end of the spring and is in sliding fit with the drainage injection cavity, the fixing column is arranged on the surface of the sliding rod, the sliding rod is fixedly connected with the fixing column, and the liquid inlet hole is formed in the surface of the drainage injection cavity.
As a further optimization of the technical scheme, the top end of the sliding rod is provided with a sealing rubber plate, and the sliding rod is connected with the sealing rubber plate in a gluing mode.
As a further optimization of the technical scheme, the fixed column and the lead column are connected through a pull line.
As a further optimization of the technical scheme, the fan and the air guide hopper are positioned on the same horizontal plane, so that lubricating oil is conveniently guided out.
As a further optimization of the technical scheme, the drainage injection cavity is communicated with the lubricating liquid storage box through a liquid inlet hole.
As a further optimization of the technical scheme, the sealing rubber plate is made of rubber materials and used for preventing gas from leaking.
Advantageous effects
The invention relates to a circular tube spinning necking machine, a gear disc is driven to rotate by a servo motor through a motor shaft, the gear disc drives a gear shaft to rotate, the gear shaft transmits kinetic energy to a fan to convert the kinetic energy into wind energy, the gear shaft drives a wire guiding column to rotate through a linkage gear, the wire guiding column pulls a fixing column to slide up and down through a pull wire, the pull wire reduces the friction resistance with a drainage injection cavity through the wire guiding wheel to avoid wire breakage, the fixing column is pulled to drive a sliding rod to slide in the drainage injection cavity, the sliding rod controls the air pressure in the drainage injection cavity through a sealing rubber plate to enable lubricating oil in a lubricating liquid storage box to enter the drainage injection cavity from a liquid inlet under the action of suction force, the lubricating oil is pushed out of the drainage injection cavity through the sealing rubber plate to enter a heat dissipation mechanism, the lubricating oil is guided to a wind guiding hopper through a fan blade matched with an, and cooling.
Compared with the prior art, the invention has the beneficial effects that: when the spinning wheel frame and the main shaft transmission perform spinning necking on a workpiece, the heat dissipation mechanism is used for dissipating heat and reducing temperature of the workpiece, so that the problem that the quality of the material is poor due to overheating is avoided, lubricating oil in the lubricating liquid storage box is guided into the fan through the injection mechanism, the lubricating oil is guided onto a working surface through the air guide hopper by using wind energy on the fan, the frictional resistance between the material and the spinning wheel frame is reduced, and the frictional loss of equipment is also reduced.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of a circular tube spinning necking machine of the present invention.
Fig. 2 is a schematic front sectional view of the main shaft transmission of the present invention.
Fig. 3 is a schematic structural view of the lubricating spray base of the present invention.
FIG. 4 is a side cross-sectional structural schematic view of the spindle transmission of the present invention.
FIG. 5 is an enlarged view of A in the present invention 2.
FIG. 6 is a schematic view of a fan blade according to the present invention.
In the figure: spinning necking machine-1, tailstock-2, supporting pulley frame-3, main shaft transmission-4, spinning wheel frame-5, driving guide rail seat-6, machine body-4 a, ejection main shaft-4 b, transmission belt-4 c, rotating motor-4 d, lubricating spraying seat body-4 e, air inlet hole-4 e1, heat dissipation mechanism-4 e2, injection mechanism-4 e3, lubricating liquid storage box-4 e4, air guide hopper-4 e5, servo motor-4 e21, gear disc-4 e22, gear shaft-4 e23, fan-4 e24, linkage gear-4 e25, column-4 e26, stay wire-4 e27, guide wheel-4 e28, fan blade-f 1, L-shaped liquid guide tube-f 2, flow guide injection cavity-4 e31, spring-4 e32, 32, A slide bar-4 e33, a fixed column-4 e34, a liquid inlet hole-4 e35 and a sealing rubber plate-e 1.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.
Examples
Referring to fig. 1-6, the invention provides a circular tube spinning necking machine, the structure of which comprises a spinning necking machine 1, a tailstock 2, a supporting pulley frame 3, a main shaft speed changer 4, a spinning wheel frame 5 and a driving guide rail seat 6, wherein the left side of the top end of the spinning necking machine 1 is provided with the tailstock 2, the spinning necking machine 1 is in sliding fit with the tailstock 2, the right side of the top end of the spinning necking machine 1 is provided with the main shaft speed changer 4, the middle position of the top end of the spinning necking machine 1 is provided with the driving guide rail seat 6, the spinning necking machine 1 and the driving guide rail seat 6 are in clearance fit, the surface of the driving guide rail seat 6 is provided with the spinning wheel frame 5, the driving guide rail seat 6 is connected with the spinning wheel frame 5, the main shaft speed changer 4 consists of a machine body 4a, a main shaft 4b, a transmission belt 4c, a rotating motor 4d and a lubricating spraying seat body 4e, the bottom end in the machine body 4a is provided with a rotating motor 4d, an ejection main shaft 4b is arranged right above the rotating motor 4d, the rotating motor 4d and the ejection main shaft 4b are in transmission connection through a transmission belt 4c, the left end of the machine body 4a is provided with a lubricating spraying base body 4e, and the machine body 4a is connected with the lubricating spraying base body 4 e.
The lubricating spraying base body 4e comprises an air inlet hole 4e1, a heat dissipation mechanism 4e2, an injection mechanism 4e3, a lubricating liquid storage box 4e4 and an air guide bucket 4e5, wherein the top end of the lubricating spraying base body 4e is provided with an air inlet hole 4e1, the left wall inside the lubricating spraying base body 4e is provided with the heat dissipation mechanism 4e2, the lubricating spraying base body 4e is internally provided with the injection mechanism 4e3, the lubricating spraying base body 4e is connected with the injection mechanism 4e3, the right side of the injection mechanism 4e3 is provided with the lubricating liquid storage box 4e4, the injection mechanism 4e3 is communicated with the lubricating liquid storage box 4e4, the heat dissipation mechanism 4e2 is in transmission connection with the injection mechanism 4e3, the air guide bucket 4e5 is arranged on the surface of the lubricating spraying base body 4e, and the lubricating spraying base body 4e is connected with the air guide bucket 4e 5.
the wind scoops 4e5 are used to guide the wind energy generated by the heat dissipating mechanism 4e 2.
The heat dissipation mechanism 4e2 is composed of a servo motor 4e21, a gear disc 4e22, a gear shaft 4e23, a fan 4e24, a linkage gear 4e25, a wire guide post 4e26, a pull wire 4e27 and a wire guide wheel 4e28, the servo motor 4e21 is provided with a gear disc 4e22, the servo motor 4e21 is connected with the gear disc 4e22 through a motor shaft, the gear disc 4e22 is provided with a gear shaft 4e23, the gear disc 4e22 is meshed with the gear shaft 4e23, a fan 4e24 is arranged at one end of the gear shaft 4e23, a linkage gear 4e25 is arranged on the surface of the gear shaft 4e23, the gear shaft 4e23 is in transmission connection with the linkage gear 4e25, the surface of the linkage gear 4e25 is provided with a wire guide post 4e26, the linkage gear 4e25 is fixedly connected with a wire guide column 4e26, a wire guide wheel 4e28 is arranged above the wire guide column 4e26, the wire guide post 4e26 and the wire guide wheel 4e28 are matched through a pull wire 4e 27.
The above-mentioned wire guide wheel 4e28 is for reducing the frictional resistance of the wire 4e 27.
The fan 4e24 includes flabellum f1, L type catheter f2, fan 4e24 on the surface equal distance distribution be equipped with five flabellums f1, fan 4e24 and flabellum f1 swing joint, flabellum f1 on the surface be equipped with L type catheter f2, flabellum f1 and L type catheter f2 be integrated structure.
The L-shaped liquid guide tube f2 is used to contain the lubricating oil and throw the lubricating oil out by a rotational throwing force, thereby improving the guiding operation of the lubricating oil.
The injection mechanism 4e3 comprises a drainage injection cavity 4e31, a spring 4e32, a sliding rod 4e33, a fixed column 4e34 and a liquid inlet hole 4e35, wherein the spring 4e32 is arranged at the bottom end inside the drainage injection cavity 4e31, the drainage injection cavity 4e31 is connected with the bottom end of a spring 4e32, the sliding rod 4e33 is installed at the head end of the spring 4e32, the sliding rod 4e33 is in sliding fit with the drainage injection cavity 4e31, the fixed column 4e34 is arranged on the surface of the sliding rod 4e33, the sliding rod 4e33 is fixedly connected with the fixed column 4e34, and the liquid inlet hole 4e35 is arranged on the surface of the drainage injection cavity 4e 31.
The spring 4e32 is used for pulling back the slide bar 4e 33.
the top end of the sliding rod 4e33 is provided with a sealing rubber plate e1, and the sliding rod 4e33 is connected with the sealing rubber plate e1 through glue.
The sealant e1 is used to control the air pressure in the drainage injection cavity 4e 31.
The fixed column 4e34 and the wire guide column 4e26 are connected through a pull wire 4e27, the fan 4e24 and the air guide hopper 4e5 are positioned on the same horizontal plane, so that lubricating oil is guided out conveniently, the drainage injection cavity 4e31 is communicated with the lubricating liquid storage box 4e4 through a liquid inlet hole 4e35, and the sealing rubber plate e1 is made of rubber materials and used for preventing gas leakage.
The principle of the invention is as follows: the servo motor 4e21 is used for driving the gear disc 4e22 to rotate through the motor shaft, the gear disc 4e22 is used for driving the gear shaft 4e23 to rotate, the gear shaft 4e23 transmits kinetic energy to the fan 4e24 to convert the kinetic energy into wind energy, the gear shaft 4e23 drives the wire guiding column 4e26 to rotate through the linkage gear 4e25, the wire guiding column 4e26 utilizes the pull wire 4e27 to pull the fixed column 4e34 to slide up and down, the pull wire 4e27 reduces the friction resistance with the drainage injection cavity 4e31 through the wire guiding wheel 4e28 to avoid wire breakage, after the fixed column 4e34 is pulled, the slide bar 4e33 is driven to slide in the drainage injection cavity 4e31, the slide bar 4e33 utilizes the sealing rubber plate e33 to control the air pressure in the drainage injection cavity 4e33, so that the lubricating oil in the lubricating oil storage box 4e33 is sucked into the drainage injection cavity 33, and then the lubricating oil storage box 33 is pushed out of the drainage injection cavity 33 by the sealing rubber plate e33, and enters the heat dissipation mechanism, the fan blade f1 is matched with the L-shaped liquid guide pipe f2 to guide lubricating oil to the air guide hopper 4e5, so that the air guide hopper 4e5 is aligned with the surface of a workpiece to be lubricated, and the temperature is reduced.
The method for solving the problems comprises the following steps: when the spinning wheel frame 5 and the main shaft transmission 4 perform spinning necking on a workpiece, the heat dissipation mechanism 4e2 is used for dissipating heat and reducing temperature, so that the problem that the quality of the material is poor due to overheating is avoided, lubricating oil in the lubricating liquid storage box 4e4 is guided into the fan 4e24 through the injection mechanism 4e3, and the lubricating oil is guided onto a working surface through the air guide hopper 4e5 by using wind energy on the fan 4e24, so that the frictional resistance between the material and the spinning wheel frame 5 is reduced, and the frictional loss of equipment is also reduced.
While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (3)
1. The utility model provides a pipe spinning throat machine, its structure includes spinning throat machine (1), tailstock (2), support pulley yoke (3), main shaft derailleur (4), revolves wheel frame (5), drive guide rail seat (6), its characterized in that:
Spinning throat machine (1) top left side on be equipped with tailstock (2), spinning throat machine (1) and tailstock (2) sliding fit, spinning throat machine (1) top right side on install main shaft derailleur (4), spinning throat machine (1) top intermediate position on be equipped with drive guide rail seat (6), spinning throat machine (1) and drive guide rail seat (6) adopt clearance fit, drive guide rail seat (6) on be equipped with on the surface and revolve wheel frame (5), drive guide rail seat (6) and revolve wheel frame (5) and be connected.
2. The circular tube spinning necking machine of claim 1, wherein: the main shaft transmission (4) consists of a machine body (4a), an ejection main shaft (4b), a transmission belt (4c), a rotating motor (4d) and a lubricating spraying seat body (4e), wherein the rotating motor (4d) is installed at the bottom end inside the machine body (4a), the ejection main shaft (4b) is arranged right above the rotating motor (4d), the rotating motor (4d) and the ejection main shaft (4b) are in transmission connection through the transmission belt (4c), the lubricating spraying seat body (4e) is arranged at the left end of the machine body (4a), the machine body (4a) is connected with the lubricating spraying seat body (4e), the lubricating spraying seat body (4e) comprises a gas inlet (4e1), a heat dissipation mechanism (4e2), an injection mechanism (4e3), a lubricating liquid storage box (4e4) and a wind guide hopper (4e5), and a gas inlet (4e1) is arranged at the top end of the lubricating spraying seat body (4e), the lubricating spraying seat body is characterized in that a heat dissipation mechanism (4e2) is installed on the left wall inside the lubricating spraying seat body (4e), an injection mechanism (4e3) is arranged inside the lubricating spraying seat body (4e), the lubricating spraying seat body (4e) is connected with the injection mechanism (4e3), a lubricating liquid storage box (4e4) is arranged on the right side of the injection mechanism (4e3), the injection mechanism (4e3) is communicated with the lubricating liquid storage box (4e4), the heat dissipation mechanism (4e2) is in transmission connection with the injection mechanism (4e3), an air guide hopper (4e5) is arranged on the surface of the lubricating spraying seat body (4e), and the lubricating spraying seat body (4e) is in tenon connection with the air guide hopper (4e 5).
3. The circular tube spinning necking machine of claim 2, wherein: the heat dissipation mechanism (4e2) consists of a servo motor (4e21), a gear disc (4e22), a gear shaft (4e23), a fan (4e24), a linkage gear (4e25), a wire guide column (4e26), a wire pulling (4e27) and a wire guide wheel (4e28), wherein the gear disc (4e22) is arranged on the servo motor (4e21), the servo motor (4e21) is connected with the gear disc (4e22) through a motor shaft, the gear disc (4e22) is provided with a gear shaft (4e23), the gear disc (4e22) is meshed with the gear shaft (4e23), one end of the gear shaft (4e23) is provided with the fan (4e24), the surface of the gear shaft (4e23) is provided with the linkage gear (4e25), the gear shaft (4e23) is in transmission connection with the linkage gear (4e 6867), and the surface of the linkage gear (25 e26) is provided with the linkage column (26), the linkage gear (4e25) is fixedly connected with the wire guide column (4e26), a wire guide wheel (4e28) is arranged above the wire guide column (4e26), and the wire guide column (4e26) is matched with the wire guide wheel (4e28) through a pull wire (4e 27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910790601.XA CN110538935B (en) | 2019-08-26 | 2019-08-26 | Circular tube spinning necking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910790601.XA CN110538935B (en) | 2019-08-26 | 2019-08-26 | Circular tube spinning necking machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110538935A true CN110538935A (en) | 2019-12-06 |
| CN110538935B CN110538935B (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910790601.XA Active CN110538935B (en) | 2019-08-26 | 2019-08-26 | Circular tube spinning necking machine |
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| Country | Link |
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| CN (1) | CN110538935B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112108552A (en) * | 2020-08-27 | 2020-12-22 | 吴守尧 | Spinning device for machining |
| CN113560413A (en) * | 2021-07-21 | 2021-10-29 | 深圳市威纳盛五金工艺品有限公司 | Spinning device and method for metal artwork processing |
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| CN208879447U (en) * | 2018-10-12 | 2019-05-21 | 台州市国宇数控机床有限公司 | A kind of spinning cup-shaped product lathe |
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| JP2017104895A (en) * | 2015-12-11 | 2017-06-15 | 有限会社箕輪ヘラ絞製作所 | Spatula restriction method and spatula restriction machine |
| CN107063013A (en) * | 2017-05-20 | 2017-08-18 | 郭远军 | The diameter reducing working method of a kind of gas expansion device and expansion tube and application |
| CN207076878U (en) * | 2017-09-01 | 2018-03-09 | 广东博赛数控机床有限公司 | A kind of metal spinning closing-up machine of full-automatic loading and unloading |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113560413A (en) * | 2021-07-21 | 2021-10-29 | 深圳市威纳盛五金工艺品有限公司 | Spinning device and method for metal artwork processing |
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| Publication number | Publication date |
|---|---|
| CN110538935B (en) | 2020-10-30 |
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Effective date of registration: 20200927 Address after: 362100 No. 117, Hou Dun, Jinshan Village, Luoyang Town, Hui'an County, Quanzhou City, Fujian Province Applicant after: Xie Jianjia Address before: 362300 near 262 Xinmei Road, Funan City, Nan'an City, Quanzhou City, Fujian Province Applicant before: NAN'AN QIXING MACHINERY TRADING Co.,Ltd. |
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