CN112719431B - Pipe cutting machine - Google Patents
Pipe cutting machine Download PDFInfo
- Publication number
- CN112719431B CN112719431B CN202011468492.9A CN202011468492A CN112719431B CN 112719431 B CN112719431 B CN 112719431B CN 202011468492 A CN202011468492 A CN 202011468492A CN 112719431 B CN112719431 B CN 112719431B
- Authority
- CN
- China
- Prior art keywords
- pipe
- recovery chamber
- brush
- along
- rotary table
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
- B23D45/12—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade for cutting tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D59/00—Accessories specially designed for sawing machines or sawing devices
- B23D59/006—Accessories specially designed for sawing machines or sawing devices for removing or collecting chips
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
A pipe cutting machine comprises a rotary table arranged in a shell, wherein the rotary table is provided with saw wheels for cutting pipes, the rotary table is further provided with more than one brush, and a recovery chamber is arranged below the brush. The brush sweeps off the pipe scraps adhered to the inner wall of the cutting cavity along with the movement of the rotary table, the brush contacts the inner wall of the cutting cavity along with the movement of the rotary table, and the pipe scraps adhered to the inner wall of the cutting cavity are swept down into a recovery chamber below by the brush, so that the problem that the pipe scraps adhered to the wall surface of the cutting cavity are difficult to clean manually in the traditional cutting machine is solved; the pipe scraps falling into the recovery chamber are discharged out of the discharge port along the horn-shaped discharge channel under the action of the exhaust fan, so that the pipe scraps in the recovery chamber can be collected conveniently, the collected pipe scraps can be recycled, the environment cannot be polluted, the dust is reduced, and the environment-friendly requirement is met; the discharge gate is the straight tube structure of biasing in curb plate one end usually in the discharge gate design of loudspeaker form in solving traditional recovery room, and the air exhauster is difficult to absorb the pipe bits problem in the recovery room.
Description
Technical Field
The invention relates to the technical field of production and manufacturing of plastic pipes, in particular to a pipe cutting machine.
Background
In the pipe cutting machine, when tubular product was cut by the saw wheel in the machine, can produce a large amount of pieces, because static relation, the piece can the adhesion on the wall in cutting the chamber, uses for a long time, leads to the inside dust of machine big, because the cutting machine inner structure is complicated, simultaneously because inner space is an arc structure, the piece can not fall into the chip removal mouth automatically.
In addition, the discharge gate in the recovery room is the straight tube structure of biasing in curb plate one end usually, and when the air exhauster absorbed the interior pipe bits of recovery room, lead to the air exhauster to be difficult to absorb the interior pipe bits of recovery room, the pipe bits still remain in the recovery room, and manual cleaning work volume is very huge.
And thus, is in need of further improvement.
Disclosure of Invention
The invention aims to provide a pipe cutting machine which is environment-friendly in response, easy in pipe scrap recovery and easy in cutting cavity cleaning, so as to overcome the defects in the prior art.
The pipe cutting machine comprises a rotary disc which is rotatably arranged in a shell, a saw wheel for cutting pipes is arranged on the rotary disc, more than one brush is further arranged on the rotary disc, a recovery chamber is arranged below the brush, and the recovery chamber is located below the shell. When the adhesion of the pipe bits that the tubular product cutting produced was on the inner wall in cutting chamber, the brush followed the motion of carousel and swept the pipe bits of adhesion on cutting intracavity wall, and the brush contacts the partial inner wall in cutting chamber at least along with the motion of carousel, and the pipe bits of adhesion on cutting intracavity wall is swept by the brush and is fallen to the recovery room of below in, solves traditional cutting machine, and the piece can not fall into the indoor problem of recovery automatically.
The top of one side of the recovery chamber is provided with a pipe scrap feeding hole, the bottom of the recovery chamber is provided with a discharge hole communicated with the pipe scrap feeding hole, and one end of the discharge hole is connected with an exhaust fan through a pipeline.
In the direction of corresponding discharge gate both sides position in the recovery chamber, be equipped with two baffles that are the interval setting on the recovery chamber diapire, interval between two baffles forms discharging channel, and discharging channel is the loudspeaker form, and pipe bits feed inlet, discharging channel, discharge gate communicate in proper order. The pipe scraps entering the recovery chamber are discharged out of the discharge port along the horn-shaped discharge channel under the action of the exhaust fan, so that the pipe scraps in the recovery chamber can be collected conveniently, the collected pipe scraps can be recycled, the environment cannot be polluted, the dust is reduced, and the environment-friendly requirement is met; along the design of the discharging channel in the shape of a horn, the problem that the discharging hole in the traditional recovery chamber is usually in a straight pipe structure, and the exhaust fan is difficult to absorb pipe scraps in the recovery chamber is solved.
The distance between the baffles at the two sides is gradually decreased along the discharge hole, and the baffles are arc-shaped plates; or the baffle plates at the two sides are obliquely arranged on the bottom wall of the recovery chamber.
The top of the recovery chamber is provided with an arc-shaped plate along one end of the pipe scrap feeding hole, the hairbrush moves along the arc-shaped plate along with the rotation of the rotary table, and the hairbrush contacts with the arc-shaped plate in the movement. The brush rotates along with the turntable to sweep the tube scraps adhered to the wall surface of the cutting chamber to the tube scrap feeding port through the arc-shaped plate, and the tube scraps enter the recovery chamber through the tube scrap feeding port; or when the pipe scraps fall onto the arc-shaped plate, the brush moves onto the arc-shaped plate, and the brush sweeps the pipe scraps to the pipe scrap feeding hole along the arc-shaped plate.
The bottom of the arc-shaped plate is provided with a plurality of supporting plates which are arranged at intervals so as to support the whole arc-shaped plate in the recovery chamber, prevent the arc-shaped plate from deforming in use and reduce the cost of reinforcing the arc-shaped plate structure. The bottom of the supporting plate is fixed on the bottom wall of the recovery chamber.
The other end of the top of the recovery chamber along the pipe scrap feeding hole is provided with an inclined plate. If the brush sweeps the pipe bits of adhesion on cutting chamber wall surface to the hang plate, then the pipe bits on the hang plate because gravity and then fall the pipe bits feed inlet along the hang plate, the pipe bits get into the recovery chamber through the pipe bits feed inlet, perhaps fall the pipe bits feed inlet that falls to the pipe bits on the hang plate because gravity and then fall along the hang plate.
The bottom of the recovery chamber is provided with a connecting plate, one end of the connecting plate is fixedly connected with the inclined plate, the other end of the connecting plate is positioned on the discharge channel, and the connecting plate is partially abutted against the bottom wall of the recovery chamber.
The turntable is provided with a support for fixing the brush, and one end of the support is provided with a fixed seat fixed on the turntable.
The brush is made of nylon.
The invention has the following beneficial effects:
a. more than one brush is arranged on the turntable, and a recovery chamber is arranged below the brush;
when the adhesion of the pipe bits that the tubular product cutting produced was on the inner wall in cutting chamber, the brush followed the motion of carousel and swept the pipe bits of adhesion on cutting intracavity wall, and the brush contacts the inner wall in cutting chamber along with the motion of carousel, and the pipe bits of adhesion on cutting intracavity wall is swept by the brush and is fallen to the recovery room of below in, solves traditional cutting machine, and the piece can not fall into the indoor problem of recovery automatically.
b. On the direction of corresponding discharge gate both sides position in the recovery room, be equipped with two baffles that are the interval and set up on the recovery room diapire, interval between two baffles forms discharging channel, and discharging channel is the loudspeaker form, and pipe bits feed inlet, discharging channel, discharge gate communicate in proper order. The pipe scraps falling into the recovery chamber are discharged out of the discharge port along the horn-shaped discharge channel under the action of the exhaust fan, so that the pipe scraps in the recovery chamber can be collected conveniently, the collected pipe scraps can be recycled, the environment cannot be polluted, the dust is reduced, and the environment-friendly requirement is met; along the discharge passage design of tubaeform, solved the discharge gate in the traditional recovery room and usually be the straight tube structure, the pipe bits problem in the recovery room is difficult to absorb to the air exhauster.
c. The top of the recovery chamber is provided with an arc-shaped plate along one end of the pipe scrap feeding hole, the brush moves along the arc-shaped plate along with the rotation of the rotary table, and the brush contacts with the arc-shaped plate in the movement. The brush rotates along with the carousel and sweeps the pipe bits of adhesion on cutting chamber wall face to the pipe bits feed inlet through the arc, and the pipe bits get into the recovery through the pipe bits feed inlet indoor, and it is indoor that the brush of being convenient for sweeps the pipe bits along the arc to the recovery.
d. The other end of the top of the recovery chamber along the pipe scrap feeding hole is provided with an inclined plate. If the brush sweeps the pipe bits of adhesion on cutting chamber wall face to the hang plate on, then the pipe bits on the hang plate because gravity and then fall the pipe bits feed inlet along the hang plate, the pipe bits get into through pipe bits feed inlet and retrieve indoorly, ensure when the pipe bits of brush clearance adhesion in the cutting intracavity, the pipe bits can get into and retrieve indoorly, carry out all-round collecting pipe bits.
e. The collected pipe scraps can be recycled, so that dust in a workshop is reduced, and the environment-friendly and sanitary effects are achieved.
Drawings
Fig. 1 is a schematic perspective view of a part of a pipe cutting machine according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of a brush according to an embodiment of the present invention.
FIG. 3 is a schematic perspective view of a recycling chamber according to an embodiment of the present invention.
FIG. 4 is a schematic view of the interior of the recycling chamber according to an embodiment of the present invention.
FIG. 5 is a schematic view of another embodiment of the recycling chamber according to the present invention.
In the figure, 1 is the casing, 2 is the carousel, 3 is the brush, 4 is the recovery room, 4.1 is the pipe bits feed inlet, 4.2 is the discharge gate, 4.3 is the baffle, 4.4 is discharging channel, 4.5 is the arc, 4.6 is the hang plate, 4.7 is the connecting plate, 5 is the support, 5.1 is the fixing base.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Referring to fig. 1, a pipe cutting machine comprises a rotary table 2 rotatably arranged in a housing 1, wherein a saw wheel for cutting pipes is arranged on the rotary table 2, more than one brush 3 is further arranged on the rotary table 2, a recovery chamber 4 is arranged below the brush 3, and the recovery chamber 4 is arranged below the housing 1.
Referring to fig. 1 and 3, a pipe scrap feeding port 4.1 is arranged at the top of one side of the recovery chamber 4, a discharging port 4.2 communicating with the pipe scrap feeding port 4.1 is arranged at the bottom of the recovery chamber 4, and one end of the discharging port 4.2 is connected with an exhaust fan through a pipeline.
Referring to fig. 4, in the direction corresponding to the positions of the two sides of the discharge port 4.2 in the recovery chamber 4, two baffles 4.3 arranged at intervals are arranged on the bottom wall of the recovery chamber 4, a discharge channel 4.4 is formed by the distance between the two baffles 4.3, the discharge channel 4.4 is horn-shaped, and the pipe scrap feed port 4.1, the discharge channel 4.4 and the discharge port 4.2 are sequentially communicated.
Referring to fig. 5, the distance between the baffles 4.3 at the two sides is gradually decreased along the discharge port 4.2, and the baffles 4.3 are arc-shaped plates; alternatively, the two side baffles 4.3 are obliquely arranged on the bottom wall of the recovery chamber 4.
The top of the recovery chamber 4 is provided with an arc-shaped plate 4.5 along one end of the pipe scrap feeding hole 4.1, the brush 3 moves along the arc-shaped plate 4.5 along with the rotation of the turntable 2, and the brush 3 contacts the arc-shaped plate 4.5 in the movement.
In this embodiment, one end of the arc-shaped plate 4.5 abuts against the inner wall of the housing 1 (the inner wall of the cutting chamber), the arc-shaped plate 4.5 covers the discharge port 4.2, and the discharge port 4.2 is located below the portion of the arc-shaped plate 4.5. The other part of the arc-shaped plate 4.5 becomes the top wall of the recovery chamber, and the part of the arc-shaped plate 4.5 completely covering the discharge hole 4.2 forms the inner wall of the cutting cavity.
Referring to fig. 1 and 3, the top of the recovery chamber 4 is provided with an inclined plate 4.6 along the other end of the tube scrap feeding port 4.1.
The bottom of the recovery chamber 4 is provided with a connecting plate 4.7, one end of the connecting plate 4.7 is fixedly connected with the inclined plate 4.6, the other end of the connecting plate 4.7 is positioned on the discharge channel 4.4, and the part of the connecting plate 4.7 is propped against the bottom wall of the recovery chamber 4.
Referring to fig. 2, a bracket 5 for fixing the brush 3 is arranged on the turntable 2, and a fixing seat 5.1 fixed on the turntable 2 is arranged at one end of the bracket 5. The bracket 5 is provided with a fixing groove for installing the hairbrush 3.
The material of the brush 3 is nylon.
The foregoing is a preferred embodiment of the present invention, and the basic principles, principal features and advantages of the invention are shown and described. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a pipe cutting machine, is equipped with the saw wheel of cutting tubular product, its characterized in that including rotating carousel (2) of setting in casing (1) on carousel (2): more than one brush (3) is arranged on the rotary table (2), a recovery chamber (4) is arranged below the brush (3), and the recovery chamber (4) is positioned below the shell (1);
a pipe scrap feeding hole (4.1) is formed in the top of one side of the recovery chamber (4), an arc-shaped plate (4.5) is arranged at the top of the recovery chamber (4) along one end of the pipe scrap feeding hole (4.1), the hairbrush (3) moves along the arc-shaped plate (4.5) along with the rotation of the rotary table (2), and the hairbrush (3) contacts the arc-shaped plate (4.5) in the movement;
a discharge hole (4.2) communicated with a scrap feed hole (4.1) is formed in the bottom of the recovery chamber (4), and one end of the discharge hole (4.2) is connected with an exhaust fan through a pipeline;
in the direction corresponding to the two sides of the discharge port (4.2) in the recovery chamber (4), two baffles (4.3) arranged at intervals are arranged on the bottom wall of the recovery chamber (4), a discharge channel (4.4) is formed by the distance between the two baffles (4.3), the discharge channel (4.4) is horn-shaped, and the pipe scrap feed port (4.1), the discharge channel (4.4) and the discharge port (4.2) are communicated in sequence;
the distance between the baffles (4.3) at the two sides is gradually decreased along the discharge hole (4.2), and the baffles (4.3) are arc-shaped plates; or the baffle plates (4.3) at the two sides are obliquely arranged on the bottom wall of the recovery chamber (4);
an inclined plate (4.6) is arranged at the top of the recovery chamber (4) along the other end of the pipe scrap feeding hole (4.1).
2. The pipe cutting machine according to claim 1, characterized in that: the bottom of the recovery chamber (4) is provided with a connecting plate (4.7), one end of the connecting plate (4.7) is fixedly connected with the inclined plate (4.6), the other end of the connecting plate (4.7) is positioned on the discharging channel (4.4), and the part of the connecting plate (4.7) is abutted against the bottom wall of the recovery chamber (4).
3. The pipe cutting machine according to claim 1, wherein: a bracket (5) for fixing the brush (3) is arranged on the turntable (2), and a fixing seat (5.1) fixed on the turntable (2) is arranged at one end of the bracket (5).
4. The pipe cutting machine according to claim 3, characterized in that: the material of the brush (3) is nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011468492.9A CN112719431B (en) | 2020-12-14 | 2020-12-14 | Pipe cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011468492.9A CN112719431B (en) | 2020-12-14 | 2020-12-14 | Pipe cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112719431A CN112719431A (en) | 2021-04-30 |
| CN112719431B true CN112719431B (en) | 2022-11-01 |
Family
ID=75599825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011468492.9A Active CN112719431B (en) | 2020-12-14 | 2020-12-14 | Pipe cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112719431B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951819B (en) * | 2022-07-19 | 2022-11-01 | 溧阳市嘉雄不锈钢设备有限公司 | Can show nonrust steel pipe cutting device who reduces incision department deflection |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207359402U (en) * | 2017-06-05 | 2018-05-15 | 江毓锋 | A kind of equidistant pellet device of Masterbatch production |
| CN208117944U (en) * | 2018-05-04 | 2018-11-20 | 自贡东方彩钢结构有限公司 | A kind of novel pipe cutting machine |
| CN208613883U (en) * | 2018-07-25 | 2019-03-19 | 厦门精研自动化元件有限公司 | A kind of broaching tool scrap iron removing apparatus |
| CN209318904U (en) * | 2018-08-31 | 2019-08-30 | 国网江苏省电力有限公司徐州供电分公司 | A kind of electric cutting device for dedusting |
| CN110640202A (en) * | 2019-09-29 | 2020-01-03 | 福建省速卖通电子商务有限公司 | Small-pipe-diameter pipeline cutting bevelling machine |
| CN111570929A (en) * | 2020-06-10 | 2020-08-25 | 安文光 | Superconductor lead screw cut-off equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209125433U (en) * | 2018-09-28 | 2019-07-19 | 江苏兴洋管业股份有限公司 | A kind of automatic cutting device of stainless steel pipe |
-
2020
- 2020-12-14 CN CN202011468492.9A patent/CN112719431B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207359402U (en) * | 2017-06-05 | 2018-05-15 | 江毓锋 | A kind of equidistant pellet device of Masterbatch production |
| CN208117944U (en) * | 2018-05-04 | 2018-11-20 | 自贡东方彩钢结构有限公司 | A kind of novel pipe cutting machine |
| CN208613883U (en) * | 2018-07-25 | 2019-03-19 | 厦门精研自动化元件有限公司 | A kind of broaching tool scrap iron removing apparatus |
| CN209318904U (en) * | 2018-08-31 | 2019-08-30 | 国网江苏省电力有限公司徐州供电分公司 | A kind of electric cutting device for dedusting |
| CN110640202A (en) * | 2019-09-29 | 2020-01-03 | 福建省速卖通电子商务有限公司 | Small-pipe-diameter pipeline cutting bevelling machine |
| CN111570929A (en) * | 2020-06-10 | 2020-08-25 | 安文光 | Superconductor lead screw cut-off equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112719431A (en) | 2021-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112719431B (en) | Pipe cutting machine | |
| CN210930137U (en) | Brush subassembly kludge of robot of sweeping floor | |
| CN213828570U (en) | Rust removal device for hardware | |
| CN210911189U (en) | Cleaning and maintaining device for 3D printer | |
| CN209350599U (en) | A kind of concrete mixing plant, which is used, is convenient for clean dust removing tube | |
| CN215860554U (en) | Air filter of fuel ventilation pipeline | |
| CN217318748U (en) | Plastic granulating device for plastic granulator | |
| CN214725003U (en) | Saw-dust cleaning device is used in fitment design construction | |
| CN214486133U (en) | Air dust removal purification device for environment-friendly machinery | |
| CN209999984U (en) | Jade carving machine | |
| CN209937122U (en) | Table type wood sawing machine for collecting wood chips | |
| CN210972688U (en) | Cement manufacture is with defeated material belt ash removal device | |
| CN208865592U (en) | A kind of granulating disc cleaning auxiliary device | |
| CN220739148U (en) | Edge rolling die of edge rolling equipment for easy-open cover | |
| CN214982267U (en) | Soft porcelain cutting machine with dust removal function | |
| CN215880949U (en) | Cutter support for vertical numerical control machining center | |
| CN212639229U (en) | Feeding device for modified plastic additive particles | |
| CN218252959U (en) | Industrial machinery drilling equipment | |
| CN219965873U (en) | 360-degree roughening machine for glass fiber blank pipe | |
| CN217394438U (en) | Discharging equipment for nonstandard automatic processing | |
| CN211542288U (en) | Be applied to plastic film processing with extruder waste gas absorption mechanism | |
| CN216174212U (en) | Abrasive dry cleaning machine for removing dust on surface of abrasive | |
| CN216035597U (en) | Packaging equipment with self-cleaning function | |
| CN214358988U (en) | Bearing waste recovery device | |
| CN219836859U (en) | Rotary powder blowing and deburring integrated mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 528300 No.1, Zhanxiang Road, Daliang, Shunde District, Foshan City, Guangdong Province Applicant after: Guangdong Buster Technology Co.,Ltd. Address before: 528300 No.1, Zhanxiang Road, Daliang, Shunde District, Foshan City, Guangdong Province Applicant before: FOSHAN BEST EXTRUSION TECH. Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |