CN112427741A - Slotting device for splicing steel pipes - Google Patents
Slotting device for splicing steel pipes Download PDFInfo
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- CN112427741A CN112427741A CN202011266698.3A CN202011266698A CN112427741A CN 112427741 A CN112427741 A CN 112427741A CN 202011266698 A CN202011266698 A CN 202011266698A CN 112427741 A CN112427741 A CN 112427741A
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- support frame
- spring
- slotting
- wedge
- rotating shaft
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- 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
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
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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
- 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
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a slotting device, in particular to a slotting device for splicing steel pipes. The invention provides a slotting device for splicing steel pipes, which can reduce the manual operation difficulty and ensure the slotting quality. A slotting device for splicing steel pipes comprises a base, a support frame, a cylinder, a clamping mechanism, a slotting mechanism and the like; the top of the left side of the base is provided with a support frame, the inner wall of the support frame is provided with a cylinder, the top of the support frame is provided with a clamping mechanism, and the clamping mechanism is provided with a slotting mechanism. According to the invention, the first wedge-shaped block is matched with the second wedge-shaped block, the second wedge-shaped block moves downwards, so that the second connecting rod moves downwards, the first spring is compressed, the first pressing block is contacted with the steel pipe, and the steel pipe is clamped; the collecting frame is moved left and right through the handle in the middle of the left side of the collecting frame, and layered layers are arranged in the collecting frame, so that the slotted steel pipe and waste materials are collected separately.
Description
Technical Field
The invention relates to a slotting device, in particular to a slotting device for splicing steel pipes.
Background
The steel pipe is a steel material with a hollow section, the length of the steel pipe is far greater than the diameter or the perimeter, the steel pipe is not only used for conveying fluid and powdery solids, exchanging heat energy and manufacturing mechanical parts and containers, but also is an economic steel material, a building structure net rack, a pillar and a mechanical support are manufactured by the steel pipe, the weight can be reduced, 20-40% of metal can be saved, the port slotting of the steel pipe is a common process, the common method of the process is generally manual cutting, the method has higher technical requirements on personnel, particularly the steel pipe with larger diameter, and the quality of the slot manually cut is difficult to guarantee.
Patent application CN203484736U, published as 20140319, discloses a steel pipe fluting device, including frame, actuating cylinder, stick core and fixed cutter etc. insert the steel pipe end through the stick core in, the respective cutter of actuating cylinder drive, each cutter passes corresponding logical groove and accomplishes steel pipe end groove processing, just can slot to the different positions of steel pipe end, however the device can't carry out the material loading voluntarily, it is big to consume the manpower, can't satisfy most people's demand.
In conclusion, the slotting device for splicing the steel pipes can solve the problems, manual operation is replaced by mechanization, the operation difficulty is reduced, the production cost is saved, the production efficiency is improved, and the slotting quality is ensured.
Disclosure of Invention
In order to overcome the defects that manual grooving is difficult to realize and the quality of the grooves is difficult to ensure, the invention has the technical problems that: the slotting device for splicing the steel pipes can reduce the manual operation difficulty and ensure the slotting quality.
The technical scheme is as follows: a slotting device for splicing steel pipes comprises:
the left side of the base is provided with a support frame;
the air cylinder is arranged on the inner wall of the support frame;
the base is provided with a clamping mechanism, and the clamping mechanism is connected with the support frame;
the grooving mechanism is arranged at the bottom of the supporting frame.
As a further preferable aspect, the clamping mechanism includes:
the base is provided with a workbench;
the first guide rod is arranged on the outer side of the support frame and is connected with the support frame in a sliding manner;
the bottom of the first guide rod is provided with a first pressing block.
As a further preferable mode, the grooving mechanism includes:
the telescopic rod of the cylinder is connected with the first wedge block;
the upper middle part of the first wedge-shaped block is provided with a first connecting rod;
the bottom of the first connecting rod is provided with a slotting cutter.
As a further preferable scheme, the device further comprises an automatic pressing mechanism, the supporting frame is provided with the automatic pressing mechanism, and the automatic pressing mechanism comprises:
the first spring is connected between the top of the support frame and the first guide rod and wound on the first guide rod;
the top of the first pressing block is provided with two second connecting rods;
and the tops of the second wedge blocks and the tops of the two second connecting rods are respectively provided with a second wedge block, and the second wedge blocks are matched with the first wedge blocks.
As a further preferred scheme, the automatic feeding device further comprises a discharging mechanism, the inner wall of the workbench is provided with the discharging mechanism, and the discharging mechanism comprises:
the inner wall of the workbench is provided with a second guide rod;
the second spring is connected between the inner wall of the workbench and the two second guide rods and wound on the second guide rods;
and the middle parts of the two second guide rods are connected with a second pressing block in a sliding manner.
As a further preferable scheme, the device further comprises a feeding mechanism, the workbench is provided with the feeding mechanism, and the feeding mechanism comprises:
the upper part of the second wedge-shaped block is provided with a first rack;
the third connecting rod is arranged on the workbench;
a first rotating shaft is rotatably arranged between the upper parts of the first rotating shaft and the third connecting rod;
the first straight gear is arranged on the first rotating shaft and meshed with the first rack;
the workbench is provided with a fourth connecting rod;
the fourth connecting rod is rotatably provided with a second rotating shaft;
the second rotating shaft is provided with a second straight gear;
the transmission assembly is rotatably arranged between the first rotating shaft and the second rotating shaft;
the shifting block is arranged on the workbench in a sliding manner and is matched with the second straight gear;
and the right part of the shifting block is wound with a third spring, one end of the third spring is connected with the workbench, and the other end of the third spring is connected with the shifting block.
As a further preferable embodiment, the method further includes:
collect the mechanism, base top one side is equipped with collects the mechanism.
As a further preferable mode, the device further comprises a collecting mechanism, and the collecting mechanism comprises:
the base is provided with two sliding blocks in a sliding manner;
the top of the base is provided with a collecting frame;
the handle is arranged in the middle of the collecting frame.
The invention has the beneficial effects that: 1. according to the grooving machine, the steel pipe is placed on the clamping mechanism, the clamping mechanism clamps the steel pipe, and then the cylinder pushes the grooving mechanism to perform grooving on the steel pipe, so that grooving action is realized;
2. according to the invention, the first wedge-shaped block is matched with the second wedge-shaped block, the second wedge-shaped block moves downwards, so that the second connecting rod moves downwards, the first spring is compressed, the first pressing block is contacted with the steel pipe, and the steel pipe is clamped;
3. the steel pipe clamping mechanism is pressed by the second springs on the two second guide rods, and then pushed forwards by the second pressing block to push the steel pipe to the clamping mechanism;
4. according to the invention, the collecting frame is moved left and right through the handle in the middle of the left side of the collecting frame, and the collecting frame is layered, so that the slotted steel pipe and the waste material are separately collected.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the clamping mechanism of the present invention.
Fig. 3 is a schematic perspective view of the slotting mechanism of the present invention.
Fig. 4 is a schematic perspective view of the pressing mechanism of the present invention.
Fig. 5 is a schematic partial perspective view of the feeding mechanism of the present invention.
Fig. 6 is a schematic perspective view of the feeding mechanism of the present invention.
Fig. 7 is a schematic perspective view of the collecting mechanism of the present invention.
Labeled as: 1: base, 2: support frame, 3: cylinder, 4: clamping mechanism, 41: table, 42: first guide bar, 43: first briquette, 5: grooving mechanism, 51: first wedge block, 52: first connecting rod, 53: slotting cutter, 6: automatic pressing mechanism, 61: second connecting rod, 62: second wedge block, 63: first spring, 7: blanking mechanism, 71: second guide bar, 72: second spring, 73: second briquette, 8: feeding mechanism, 81: first rack, 82: third connecting rod, 821: first rotating shaft, 83: first straight gear, 84: transmission assembly, 85: fourth connecting rod, 86: second rotating shaft, 87: second spur gear, 88: shifting block, 89: third spring, 9: collection mechanism, 91: slider, 92: collection frame, 93: a handle.
Detailed Description
It is to be noted that, in the case of the different described embodiments, identical components are provided with the same reference numerals or the same component names, wherein the disclosure contained in the entire description can be transferred to identical components having the same reference numerals or the same component names in a meaningful manner. The positional references selected in the description, such as upper, lower, lateral, etc., refer also to the directly described and illustrated figures and are to be read into the new position in the sense of a change in position.
Example 1
The utility model provides a steel pipe is fluting device for concatenation, as shown in fig. 1 to 3, including base 1, support frame 2, cylinder 3, clamping mechanism 4 and fluting mechanism 5, is equipped with support frame 2 on the left of base 1, and cylinder 3 is installed to 2 inner walls of support frame, and base 1 is equipped with clamping mechanism 4, and clamping mechanism 4 is connected with support frame 2, and 2 bottoms of support frame are equipped with fluting mechanism 5.
When people want to slot the steel pipe, can use steel pipe concatenation to use the fluting device, the user places the steel pipe on clamping mechanism 4, and clamping mechanism 4 presss from both sides the steel pipe tightly, then cylinder 3 promotes fluting mechanism 5, slots the steel pipe.
Clamping mechanism 4 is equipped with workstation 41 including workstation 41, first guide bar 42 and first briquetting 43 on the base 1 right side, and support frame 2 front side is equipped with first guide bar 42, first guide bar 42 and support frame 2 sliding connection, and first guide bar 42 bottom is equipped with first briquetting 43.
Firstly, a user places the steel tube on the workbench 41, then presses the first guide rod 42 of the support frame 2 downwards, and the first pressing block 43 on the first guide rod 42 contacts the steel tube to clamp the steel tube.
The grooving mechanism 5 comprises a first wedge block 51, a first connecting rod 52 and a grooving cutter 53, the telescopic rod of the cylinder 3 is connected with the first wedge block 51, the left part of the rear side of the first wedge block 51 is provided with the first connecting rod 52, and the bottom end of the first connecting rod 52 is provided with the grooving cutter 53.
The user opens cylinder 3, and cylinder 3 extends and promotes first wedge 51 and moves to the front side to first wedge 51 drives head rod 52 and moves forward, and then drives slotting tool 53 and fluting the steel pipe, and after the fluting was accomplished, cylinder 3 contracts, and first wedge 51 moves to the rear side, thereby drives head rod 52 and moves backward, and then drives slotting tool 53 and move backward, makes slotting mechanism 5 reset.
Example 2
On the basis of embodiment 1, as shown in fig. 4 to 7, the automatic pressing mechanism 6 is further included, the automatic pressing mechanism 6 is arranged on the front side of the support frame 2, the automatic pressing mechanism 6 includes a second connecting rod 61, a second wedge block 62 and a first spring 63, the first spring 63 is connected between the front side of the support frame 2 and the upper portion of the first guide rod 42, the first spring 63 is wound on the first guide rod 42, the second connecting rods 61 are arranged on the left side and the right side of the top of the first pressing block 43, the second wedge blocks 62 are arranged on the top ends of the two second connecting rods 61, and the second wedge blocks 62 are matched with the first wedge blocks 51.
When the cylinder 3 pushes the first wedge-shaped block 51 to move forwards, the first wedge-shaped block 51 is matched with the second wedge-shaped block 62, the second wedge-shaped block 62 moves downwards, the second connecting rod 61 further moves downwards, the first spring 63 is compressed, the first pressing block 43 is made to contact with the steel pipe, and the steel pipe is clamped tightly.
Still including unloading mechanism 7, workstation 41 is inside to be equipped with unloading mechanism 7, and unloading mechanism 7 is including second guide bar 71, second spring 72 and second briquetting 73, and the inside left and right sides of workstation 41 all is equipped with second guide bar 71, and workstation 41 inner wall and two second guide bar 71 rear sides are connected with second spring 72, and second spring 72 winds on second guide bar 71, and sliding connection has second briquetting 73 between two second guide bar 71.
The user moves the second pressing block 73 backwards, the second springs 72 on the two second guide rods 71 are pressed tightly, then the steel pipe is placed into the upper portion of the rear side of the workbench 41 until the inner space of the workbench 41 is filled, and then the second springs 72 are stretched by pushing the second pressing block 73 forwards to push the steel pipe to the front side of the workbench 41, so that the steel pipe blanking action is realized.
The automatic feeding device further comprises a feeding mechanism 8, the feeding mechanism 8 is arranged on the workbench 41, the feeding mechanism 8 comprises a first rack 81, a third connecting rod 82, a first rotating shaft 821, a first straight gear 83, a transmission assembly 84, a fourth connecting rod 85, a second rotating shaft 86, a second straight gear 87, a shifting block 88 and a third spring 89, the first rack 81 is arranged on the right side of the upper portion of the second wedge-shaped block 62, the third connecting rod 82 is arranged on the front side of the left portion of the workbench 41, the first rotating shaft 821 is rotatably arranged on the upper portion of the third connecting rod 82, the first straight gear 83 is arranged on the first rotating shaft 821, the first straight gear 83 is meshed with the first rack 81, the fourth connecting rod 85 is arranged on the right portion of the workbench 41, the second rotating shaft 86 is rotatably arranged on the fourth connecting rod 85, the second straight gear 87 is arranged on the second rotating shaft 86, the transmission assembly 84 is rotatably arranged between the first rotating shaft 821 and the second rotating shaft 86, the shifting block 88, the shifting block 88 is matched with the second straight gear 87, a third spring 89 is wound at the right part of the shifting block 88, the left end of the third spring 89 is connected with the workbench 41, and the right end of the third spring 89 is connected with the shifting block 88.
When the second wedge block 62 drives the first rack 81 to move downwards, the first rack 81 is matched with the first straight gear 83 so as to drive the first rotating shaft 821 to rotate, the first rotating shaft 821 drives the transmission assembly 84 to rotate so as to drive the second rotating shaft 86 to rotate so as to drive the second straight gear 87 to rotate, the second straight gear 87 drives the shifting block 88 to move rightwards, the third spring 89 stretches, the steel pipe automatically moves to the workbench 41, when the second wedge block 62 moves upwards, the first rack 81 is matched with the first straight gear 83 so as to drive the second rotating shaft 86 to rotate through the transmission assembly 84 so as to drive the second straight gear 87 to rotate, the shifting block 88 moves leftwards, the third spring 89 is compressed, and the steel pipe is pushed leftwards to the clamping mechanism 4 so as to achieve the action of automatic feeding.
Still including collecting mechanism 9, the 1 left part of base is equipped with collects mechanism 9, collects mechanism 9 including slider 91, collection frame 92 and handle 93, and the gliding style is equipped with two sliders 91 on the base 1, is equipped with between two slider 91 tops and collects frame 92, collects frame 92 left side middle part and is equipped with handle 93.
Be equipped with slider 91 on the base 1, make things convenient for collection frame 92 on the base 1 to be used for collecting grooved steel pipe and waste material, the user removes about collecting frame 92 through collecting the handle 93 at frame 92 left side middle part, has the layering in the collection frame 92, reaches the effect of separately collecting grooved steel pipe and waste material.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a steel pipe is fluting device for concatenation, characterized by includes:
the device comprises a base (1), wherein a support frame (2) is arranged on the base (1);
the air cylinder (3) is mounted on the inner wall of the support frame (2);
the clamping mechanism (4) is arranged on the base (1), and the clamping mechanism (4) is connected with the support frame (2);
the grooving mechanism (5) is arranged at the bottom of the supporting frame (2).
2. A slotting device for splicing steel pipes according to claim 1, wherein the clamping mechanism (4) comprises:
the workbench (41), and the workbench (41) is arranged on the base (1);
the first guide rod (42) is arranged on the outer side of the support frame (2), and the first guide rod (42) is connected with the support frame (2);
the bottom of the first guide rod (42) is provided with a first pressing block (43).
3. A slotting device for splicing steel pipes according to claim 2, wherein the slotting mechanism (5) comprises:
the telescopic rod of the cylinder (3) is connected with the first wedge-shaped block (51);
the first wedge-shaped block (51) is provided with a first connecting rod (52);
the bottom of the first connecting rod (52) is provided with a slotting cutter (53).
4. The slotting device for splicing steel pipes as claimed in claim 3, further comprising an automatic pressing mechanism (6), wherein the automatic pressing mechanism (6) is arranged on the support frame (2), and the automatic pressing mechanism (6) comprises:
the first spring (63) is connected between the top of the support frame (2) and the first guide rod (42), and the first spring (63) is wound on the first guide rod (42);
the top of the first pressing block (43) is provided with two second connecting rods (61);
the tops of the second wedge blocks (62) and the two second connecting rods (61) are respectively provided with the second wedge blocks (62), and the second wedge blocks (62) are matched with the first wedge blocks (51).
5. The slotting device for splicing steel pipes as defined in claim 4, further comprising a blanking mechanism (7), wherein the inner wall of the worktable (41) is provided with the blanking mechanism (7), and the blanking mechanism (7) comprises:
two second guide rods (71) are arranged in the workbench (41);
the second spring (72) is connected between the inner wall of the workbench (41) and the two second guide rods (71), and the second spring (72) is wound on the second guide rods (71);
and a second pressing block (73) is connected between the middle parts of the two second guide rods (71) in a sliding manner.
6. The slotting device for splicing steel pipes as claimed in claim 5, further comprising a feeding mechanism (8), wherein the feeding mechanism (8) is arranged on the worktable (41), and the feeding mechanism (8) comprises:
the upper part of the second wedge-shaped block (62) is provided with a first rack (81);
a third connecting rod (82), wherein the third connecting rod (82) is arranged on the workbench (41);
a first rotating shaft (821) is rotatably arranged between the upper parts of the first rotating shaft (821) and the third connecting rod (82); the first straight gear (83) is arranged on the first rotating shaft (821), and the first straight gear (83) is meshed with the first rack (81);
the workbench (41) is provided with a fourth connecting rod (85);
the second rotating shaft (86) is rotatably arranged on the fourth connecting rod (85);
a second spur gear (87), wherein the second rotating shaft (86) is provided with the second spur gear (87);
the transmission assembly (84) is rotatably arranged between the first rotating shaft (821) and the second rotating shaft (86);
the shifting block (88) is arranged on the workbench (41) in an inward sliding manner, and the shifting block (88) is matched with the second straight gear (87);
third spring (89), shifting block 88 right part is around having third spring (89), and third spring (89) one end is connected with workstation (41), and the third spring (89) other end is connected with shifting block (88).
7. A slotting device for splicing steel pipes according to claim 6, further comprising: one side of the top of the base (1) is provided with a collecting mechanism (9).
8. A slotting device for splicing steel pipes according to claim 6, wherein the collecting mechanism (9) comprises:
the sliding block (91), two sliding blocks (91) are arranged on the base (1) in a sliding mode;
the top of the base (1) is provided with a collecting frame (92);
the handle (93) is arranged in the middle of the handle (93) and the collecting frame (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011266698.3A CN112427741B (en) | 2020-11-13 | 2020-11-13 | Grooving device for steel pipe splicing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011266698.3A CN112427741B (en) | 2020-11-13 | 2020-11-13 | Grooving device for steel pipe splicing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112427741A true CN112427741A (en) | 2021-03-02 |
| CN112427741B CN112427741B (en) | 2023-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011266698.3A Active CN112427741B (en) | 2020-11-13 | 2020-11-13 | Grooving device for steel pipe splicing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112427741B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056972A (en) * | 2021-03-08 | 2021-07-02 | 李和礼 | Agricultural white film recovery processing device for environmental protection |
| CN113635109A (en) * | 2021-07-15 | 2021-11-12 | 邱继华 | High-end for manufacturing side pipe groover |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5609055A (en) * | 1995-03-20 | 1997-03-11 | Spiral-Helix, Inc. | Method and apparatus for cutting and notching a hollow pipe |
| CN105129404A (en) * | 2015-08-24 | 2015-12-09 | 芜湖美威包装品有限公司 | Slotting device for paperboards |
| CN106808220A (en) * | 2017-03-24 | 2017-06-09 | 浙江诚康钢管有限公司 | A kind of steel pipe fluting fixing device |
| CN211465451U (en) * | 2019-12-30 | 2020-09-11 | 骏马精密工业(惠州)有限公司 | Linear drilling and slotting milling machine |
| CN111774892A (en) * | 2020-06-29 | 2020-10-16 | 王清文 | Steel pipe end slotting device |
-
2020
- 2020-11-13 CN CN202011266698.3A patent/CN112427741B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5609055A (en) * | 1995-03-20 | 1997-03-11 | Spiral-Helix, Inc. | Method and apparatus for cutting and notching a hollow pipe |
| CN105129404A (en) * | 2015-08-24 | 2015-12-09 | 芜湖美威包装品有限公司 | Slotting device for paperboards |
| CN106808220A (en) * | 2017-03-24 | 2017-06-09 | 浙江诚康钢管有限公司 | A kind of steel pipe fluting fixing device |
| CN211465451U (en) * | 2019-12-30 | 2020-09-11 | 骏马精密工业(惠州)有限公司 | Linear drilling and slotting milling machine |
| CN111774892A (en) * | 2020-06-29 | 2020-10-16 | 王清文 | Steel pipe end slotting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056972A (en) * | 2021-03-08 | 2021-07-02 | 李和礼 | Agricultural white film recovery processing device for environmental protection |
| CN113635109A (en) * | 2021-07-15 | 2021-11-12 | 邱继华 | High-end for manufacturing side pipe groover |
| CN113635109B (en) * | 2021-07-15 | 2023-10-24 | 河北双钜金属制品有限公司 | Square pipe grooving device for high-end manufacturing |
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| Publication number | Publication date |
|---|---|
| CN112427741B (en) | 2023-04-21 |
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Effective date of registration: 20230410 Address after: 350000 unit 2002, plant 5, No. 130, JINDA Road, Jianxin Town, Cangshan District, Fuzhou City, Fujian Province Applicant after: FUJIAN SHENGDATONG ENERGY-SAVING TECHNOLOGY CO.,LTD. Address before: 510800 room 3232, building 18, 107 Guangyuan Road, Tanbu Town, Huadu District, Guangzhou City, Guangdong Province Applicant before: Shen Weixi |