CN111906619B - Saw bit material feeding unit that polishes - Google Patents
Saw bit material feeding unit that polishes Download PDFInfo
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- CN111906619B CN111906619B CN202010710706.2A CN202010710706A CN111906619B CN 111906619 B CN111906619 B CN 111906619B CN 202010710706 A CN202010710706 A CN 202010710706A CN 111906619 B CN111906619 B CN 111906619B
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- frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
- B24B5/355—Feeding means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a feeding device, in particular to a saw blade polishing feeding device. The invention provides a saw blade polishing feeding device which is simple to operate and high in polishing efficiency. The invention provides a saw blade polishing and feeding device, which comprises: the middle part of the bottom plate is connected with a mounting frame; the feeding mechanism is arranged on the bottom plate; and the polishing mechanism is arranged on the mounting frame. The blanking mechanism can intermittently perform blanking, so that the saw blade intermittently falls into the feeding mechanism, the saw blade can be conveyed leftwards through the feeding mechanism, and the saw blade can be polished through the polishing mechanism, so that the outer ring of the saw blade is not required to be polished by manually holding a polishing piece, the labor intensity of workers can be reduced, and the invention has simple operation and high polishing efficiency.
Description
Technical Field
The invention relates to a feeding device, in particular to a saw blade polishing feeding device.
Background
In order to detach the burr with the saw bit outer lane, make the outer lane of saw bit more smooth, improve the result of use of saw bit, improve the quality of saw bit, need polish to the outer lane of saw bit, it is present general that the manual work is handed the polishing piece and is polished to the outer lane of saw bit, so when carrying out the work of polishing, need artifical manual rotation saw bit and the removal polishing piece that needs artifical manual relapse to complex operation, it is comparatively low to polish efficiency, and workman's intensity of labour is great.
Therefore, a saw blade polishing feeding device which is simple in operation and high in polishing efficiency needs to be researched and developed urgently.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects that manual saw blade polishing operation is complicated and polishing efficiency is low, and the technical problem to be solved is to provide a saw blade polishing feeding device which is simple to operate and high in polishing efficiency.
(2) Technical scheme
In order to solve the technical problem, the invention provides a saw blade grinding and feeding device, which comprises: the middle part of the bottom plate is connected with a mounting frame; the feeding mechanism is arranged on the bottom plate; and the polishing mechanism is arranged on the mounting frame.
Preferably, the feeding mechanism comprises: the two sides of the bottom plate far away from the mounting frame are rotatably connected with the connecting shafts; the two sides of the connecting shaft are connected with driving wheels; the end part of one side connecting shaft is connected with a hand-operated wheel; the transmission belts are connected between the transmission wheels; the transmission belt is connected with a plurality of second connecting blocks; the second connecting block is rotatably connected with the first connecting block; the tray is connected between the first connecting blocks; the tray is connected with a plurality of stabilizing blocks which are contacted with the transmission belt.
Preferably, the grinding mechanism comprises: the mounting rack is connected with the guide post; the sliding top column is sleeved on the guide column; the supporting spring is connected between the sliding top column and the guide column; the fixed ring frame is connected to the sliding top column; one side of the fixed ring frame is connected with a fixed rod; the fixed rod is sleeved with the slotted push rod; the side, close to the fixed rod, of the mounting frame is connected with a supporting plate, and the slotting push rod is rotatably connected to the supporting plate; the other two sides of the fixed ring frame are both connected with wedge-shaped top blocks; the two sides of the mounting rack close to the guide pillar are both connected with the first limiting frame; the wedge block frame is connected with the first limiting frame in a sliding mode and is in contact fit with the wedge top block; the wedge block frame is connected with the sliding shaft in a sliding manner; the sliding shaft is connected with a polishing block; the first return spring is connected between the grinding block and the wedge block frame; the mounting block is connected to one side, close to one of the first limiting frames, of the mounting frame; the mounting block is connected with a servo motor; one side of the mounting rack is connected with the second limiting frame; the pressing plate is rotatably connected in the second limiting frame and is connected with the servo motor.
Preferably, still include unloading mechanism, unloading mechanism includes: one side of the bottom plate is connected with a fixed mounting rod; the mounting rod is connected with the material storage box; the two sides of the storage box are both connected with the fixed guide rail seats; the lower part in the fixed guide rail seat is connected with the plugboard frame in a sliding way; the pushing block is connected to the plugboard frame and matched with the tray; the two sides of the fixed guide rail seat are rotatably connected with slotted connecting rods, and the slotted connecting rods are connected with the plugboard frame in a sliding manner; the upper part in the fixed guide rail seat is connected with a sliding inserting plate in a sliding way, the sliding inserting plate penetrates through the material storage box, and the sliding inserting plate is rotatably connected with the slotted connecting rod; the middle part of the fixed guide rail seat is connected with a guide shaft which passes through the plugboard frame; and a second reset spring is connected between the guide shaft and the plug board frame.
Preferably, the method further comprises the following steps: the other side of the bottom plate is connected with a material receiving box.
(3) Advantageous effects
The blanking mechanism can intermittently perform blanking, so that the saw blade intermittently falls into the feeding mechanism, the saw blade can be conveyed leftwards through the feeding mechanism, and the saw blade can be polished through the polishing mechanism, so that the outer ring of the saw blade is not required to be polished by manually holding a polishing piece, the labor intensity of workers can be reduced, and the invention has simple operation and high polishing efficiency.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a third perspective view of the present invention.
Fig. 4 is an enlarged view of a portion a of the present invention.
Fig. 5 is an enlarged view of part B of the present invention.
Fig. 6 is an enlarged view of the portion C of the present invention.
The symbols in the drawings are: 1-bottom plate, 2-mounting frame, 3-feeding mechanism, 31-driving wheel, 32-connecting shaft, 33-hand wheel, 34-transmission belt, 35-tray, 36-first connecting block, 37-second connecting block, 38-stabilizing block, 4-polishing mechanism, 41-guide post, 42-sliding top post, 43-supporting spring, 44-fixing rod, 45-slotted push rod, 46-fixing ring frame, 47-wedge top block, 48-wedge block frame, 49-first limiting frame, 410-polishing block, 411-sliding shaft, 412-first reset spring, 413-mounting block, 414-servo motor, 415-second limiting frame, 416-pressing plate, 5-blanking mechanism, 51-storage box, 52-fixed mounting rod, 53-fixed guide rail seat, 54-plug board frame, 55-push block, 56-slotted connecting rod, 57-sliding plug board, 58-guide shaft, 59-second return spring and 6-material receiving box.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A saw blade polishing and feeding device is shown in figures 1-5 and comprises a bottom plate 1, an installation frame 2, a feeding mechanism 3 and a polishing mechanism 4, wherein the installation frame 2 is connected to the middle of the bottom plate 1, the feeding mechanism 3 is installed on the bottom plate 1, and the polishing mechanism 4 is installed on the installation frame 2.
The polishing mechanism 4 comprises a guide post 41, a sliding top post 42, a supporting spring 43, a fixing rod 44, a slotted push rod 45, a fixed ring frame 46, a wedge-shaped top block 47, a wedge-shaped block frame 48, a first limit frame 49, a polishing block 410, a sliding shaft 411, a first reset spring 412, an installation block 413, a servo motor 414, a second limit frame 415 and a pressing plate 416, wherein the top of the installation frame 2 is connected with the guide post 41, the outer wall of the guide post 41 is sleeved with the sliding top post 42, the supporting spring 43 is connected between the bottom of the sliding top post 42 and the lower part of the guide post 41, the outer wall of the lower part of the sliding top post 42 is connected with the fixed ring frame 46, the left side of the fixed ring frame 46 is connected with the fixing rod 44, the slotted push rod 44 is sleeved with the slotted push rod 45, the top of the installation frame 2 at the front side of the fixing rod 44 is connected with a supporting plate, the slotted push rod 45 is rotatably connected with the supporting plate, the front and back sides of the fixed ring frame 46 are both connected with the wedge-shaped top blocks 47, the tops of the installation frame 2 at the front and back sides of the guide post 41 are connected with the first limit frames 49, sliding connection has wedge frame 48 on first spacing 49, wedge frame 48 and the cooperation of wedge top piece 47 contact, wedge frame 48 upper portion sliding connection has two sliding shaft 411, be connected with sanding block 410 between two sliding shaft 411, be connected with first reset spring 412 between sanding block 410 and the wedge frame 48, the 2 tops of the mounting bracket at the first spacing 49 rear of rear side are connected with installation piece 413, installation piece 413 upper portion is connected with servo motor 414, the 2 rear portions of mounting bracket are connected with spacing 415 of second, spacing 415 internal rotation formula of spacing 415 of second is connected with clamp plate 416, the top of clamp plate 416 is connected with servo motor 414's output shaft.
When the saw blade is to be polished, the saw blade is placed into the tray 35, the hand-operated wheel 33 is rotated anticlockwise to enable the left connecting shaft 32 to rotate anticlockwise, the left connecting shaft 32 rotates anticlockwise to drive the left driving wheel 31 to rotate anticlockwise, the transmission belt 34 can rotate anticlockwise, the transmission belt 34 rotates anticlockwise to convey the saw blade leftwards through the tray 35, when the saw blade moves to the position under the pressing plate 416, the hand-operated wheel 33 stops rotating, the front portion of the slotting push rod 45 is pressed downwards, the fixing ring frame 46 can move upwards through the fixing rod 44, the fixing ring frame 46 moves upwards to drive the wedge-shaped top block 47 and the sliding top column 42 to move upwards, and the supporting spring 43 stretches accordingly. The sliding top column 42 moves upwards to push a saw blade to move upwards, the wedge-shaped top block 47 moves upwards to enable the wedge-shaped block frame 48 to move inwards, the wedge-shaped block frame 48 moves inwards to drive parts on the wedge-shaped block frame to move inwards, the grinding block 410 is enabled to be attached to the outer ring of the saw blade in a clinging mode, when the saw blade moves upwards to be attached to the pressing plate 416 in a clinging mode, the grooving push rod 45 is stopped being pressed downwards, then the servo motor 414 is started to enable the pressing plate 416 to rotate, and the pressing plate 416 rotates to drive the saw blade to rotate; can polish to the saw bit of rotating through sanding block 410, after the saw bit is polished and is accomplished, close servo motor 414, then loosen fluting push rod 45, under supporting spring 43's effect, can make slip fore-set 42 move down and reset, sanding block 410 moves outside thereupon and resets, and the saw bit of polishing the completion falls into tray 35 thereupon. Repeating the above operation, can repeating saw bit work of polishing, feeding mechanism 3 of so this device can transport the saw bit left, and grinding mechanism 4 can polish the saw bit to need not artifical handheld polishing piece to polish the outer lane of saw bit, can reduce workman's intensity of labour, and this device easy operation, the efficiency of polishing are high.
Example 2
On the basis of embodiment 1, as shown in fig. 1-3 and fig. 6, the blanking device 5 further comprises a blanking mechanism 5, the blanking mechanism 5 comprises a storage box 51, fixed mounting rods 52, fixed guide rail seats 53, a plate inserting frame 54, a push block 55, slotted connecting rods 56, sliding insertion plates 57, a guide shaft 58 and a second return spring 59, the four fixed mounting rods 52 are connected to the right side of the top of the bottom plate 1, the storage box 51 is connected between the top ends of the four fixed mounting rods 52, the fixed guide rail seats 53 are connected to the front and rear sides of the lower part of the storage box 51, the plate inserting frame 54 is slidably connected to the lower part of the fixed guide rail seats 53, the push block 55 is connected to the bottom of the plate inserting frame 54, the push block 55 is matched with the tray 35, the slotted connecting rods 56 are rotatably connected to the left and right sides of the fixed guide rail seats 53, the slotted connecting rods 56 are slidably connected to the plate inserting frame 54, the sliding insertion plates 57 are slidably connected to the upper part of the fixed guide rail seats 53, the sliding insertion plate 57 penetrates through the material storage box 51, the sliding insertion plate 57 is rotatably connected with the slotted connecting rod 56, the middle part of the fixed guide rail seat 53 is connected with a guide shaft 58, the guide shaft 58 penetrates through the insertion plate frame 54, and a second return spring 59 is connected between the guide shaft 58 and the insertion plate frame 54.
More saw blades can be put into the magazine case 51, and the saw blades in the magazine case 51 can be initially blocked by the insertion plate frame 54, thereby preventing the saw blades in the magazine case 51 from falling. When the tray 35 moves leftwards to contact with the push block 55, the tray 35 continues to move leftwards to enable the push block 55 to move outwards, the push block 55 moves outwards to drive the plug board frame 54 to move outwards, the second return spring 59 compresses accordingly, and after the plug board frame 54 moves outwards to a proper position, the saw blade at the lowest side in the storage box 51 falls onto the tray 35 accordingly. The inserting plate frame 54 moves outwards, the slotted connecting rod 56 can enable the sliding inserting plate 57 to move inwards, and the sliding inserting plate 57 moves inwards to block the saw blade in the storage box 51 and prevent the saw blade in the storage box 51 from falling; when tray 35 moves to the left and does not contact with ejector pad 55, can make picture peg frame 54 move to the inboard and reset under the effect of second reset spring 59, slip picture peg 57 moves to the outside thereupon and resets, thereby the downside saw bit in storage case 51 falls on picture peg frame 54 thereupon, go round and begin again, can intermittently carry out the unloading and make saw bit intermittent type nature fall into tray 35, thereby need not manual one put into tray 35 with the saw bit, and then can further reduction workman's intensity of labour, it is more efficient to polish.
As shown in figure 1, the device also comprises a material receiving box 6, and the left side of the top of the bottom plate 1 is connected with the material receiving box 6.
The material receiving box 6 can collect the saw blade after grinding is finished, so that the saw blade can be prevented from falling on the ground and being polluted.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (3)
1. The utility model provides a saw bit material feeding unit that polishes which characterized in that includes:
the middle part of the bottom plate (1) is connected with a mounting rack (2);
the feeding mechanism (3) is arranged on the bottom plate (1);
the polishing mechanism (4) is arranged on the mounting frame (2);
the feeding mechanism (3) comprises:
the connecting shafts (32) are rotatably connected to the two sides of the bottom plate (1) far away from the mounting frame (2);
the two sides of the connecting shaft (32) are connected with the driving wheel (31);
the end part of one side of the hand-operated wheel (33) which is connected with the connecting shaft (32) is connected with the hand-operated wheel (33);
the transmission belt (34) is connected between the transmission wheels (31);
the conveying belt (34) is connected with a plurality of second connecting blocks (37);
the first connecting block (36) is rotatably connected to the second connecting block (37);
the tray (35) is connected between the first connecting blocks (36);
the tray (35) is connected with a plurality of stabilizing blocks (38), and the stabilizing blocks (38) are in contact with the conveying belt (34);
the grinding mechanism (4) comprises:
the guide post (41), the mounting rack (2) is connected with the guide post (41);
the sliding top column (42) is sleeved on the guide column (41);
a supporting spring (43), wherein the supporting spring (43) is connected between the sliding top column (42) and the guide column (41);
the fixed ring frame (46) is connected to the sliding top column (42);
one side of the fixed ring frame (46) is connected with a fixed rod (44);
a slotted push rod (45), wherein the slotted push rod (45) is sleeved on the fixed rod (44);
one side, close to the fixed rod (44), of the mounting rack (2) is connected with the supporting plate, and the slotted push rod (45) is rotatably connected to the supporting plate;
the other two sides of the fixed ring frame (46) are connected with wedge-shaped top blocks (47);
the two sides of the mounting rack (2) close to the guide post (41) are connected with first limiting frames (49);
the wedge block frame (48) is connected onto the first limiting frame (49) in a sliding mode, and the wedge block frame (48) is in contact fit with the wedge top block (47);
the sliding shaft (411) is connected with the wedge block frame (48) in a sliding mode;
the polishing block (410) is connected to the sliding shaft (411);
the first return spring (412) is connected between the sanding block (410) and the wedge block frame (48);
the mounting block (413) is connected to one side, close to one of the first limiting frames (49), of the mounting frame (2);
the servo motor (414) is connected to the mounting block (413);
one side of the mounting rack (2) is connected with the second limiting rack (415);
the pressing plate (416) is connected with the second limiting frame (415) in a rotating mode, and the pressing plate (416) is connected with the servo motor (414).
2. The saw blade grinding and feeding device as claimed in claim 1, further comprising a blanking mechanism (5), wherein the blanking mechanism (5) comprises:
a fixed mounting rod (52), wherein one side of the bottom plate (1) is connected with the fixed mounting rod (52);
the installation rod (52) is connected with a storage box (51);
the two sides of the storage box (51) are both connected with the fixed guide rail seats (53);
the lower part in the fixed guide rail seat (53) is connected with the plugboard frame (54) in a sliding way;
the pushing block (55) is connected to the plugboard frame (54), and the pushing block (55) is matched with the tray (35);
the two sides of the fixed guide rail seat (53) are respectively and rotatably connected with a slotted connecting rod (56), and the slotted connecting rods (56) are connected with the plugboard frame (54) in a sliding manner;
the upper part in the fixed guide rail seat (53) is connected with the sliding insertion plate (57) in a sliding way, the sliding insertion plate (57) penetrates through the material storage box (51), and the sliding insertion plate (57) is rotatably connected with the slotted connecting rod (56);
the middle part of the fixed guide rail seat (53) is connected with a guide shaft (58), and the guide shaft (58) penetrates through the plugboard frame (54);
and a second return spring (59), wherein the second return spring (59) is connected between the guide shaft (58) and the plug board frame (54).
3. The saw blade sharpening feeding device of claim 2, further comprising:
the other side of the bottom plate (1) is connected with a material receiving box (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010710706.2A CN111906619B (en) | 2020-07-22 | 2020-07-22 | Saw bit material feeding unit that polishes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010710706.2A CN111906619B (en) | 2020-07-22 | 2020-07-22 | Saw bit material feeding unit that polishes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111906619A CN111906619A (en) | 2020-11-10 |
| CN111906619B true CN111906619B (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010710706.2A Active CN111906619B (en) | 2020-07-22 | 2020-07-22 | Saw bit material feeding unit that polishes |
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| Country | Link |
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| CN (1) | CN111906619B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720704B (en) * | 2020-12-29 | 2022-08-30 | 张声裕 | A equipment for dustpan dish cutting is polished |
| CN112706014B (en) * | 2021-01-06 | 2023-04-18 | 台州清文机械有限公司 | Wheel hub grinding device is used in new energy automobile processing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19806464A1 (en) * | 1998-02-17 | 1999-11-04 | Walter Ag | Sawblade sharpening device or machine |
| CN205271024U (en) * | 2015-12-06 | 2016-06-01 | 骆火银 | Saw bit grinding device that shakable was polished |
| CN108746854A (en) * | 2018-06-04 | 2018-11-06 | 成都恒力达科技有限公司 | The saw blade cutter automatically grinding equipment of cutting of steel aluminium, timber or Stone-ceramic brick |
| CN210549649U (en) * | 2019-08-08 | 2020-05-19 | 杭州蓝帜精密刀锯有限公司 | Clamping and positioning device of circular saw blade gear grinding machine |
-
2020
- 2020-07-22 CN CN202010710706.2A patent/CN111906619B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19806464A1 (en) * | 1998-02-17 | 1999-11-04 | Walter Ag | Sawblade sharpening device or machine |
| CN205271024U (en) * | 2015-12-06 | 2016-06-01 | 骆火银 | Saw bit grinding device that shakable was polished |
| CN108746854A (en) * | 2018-06-04 | 2018-11-06 | 成都恒力达科技有限公司 | The saw blade cutter automatically grinding equipment of cutting of steel aluminium, timber or Stone-ceramic brick |
| CN210549649U (en) * | 2019-08-08 | 2020-05-19 | 杭州蓝帜精密刀锯有限公司 | Clamping and positioning device of circular saw blade gear grinding machine |
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|---|---|
| CN111906619A (en) | 2020-11-10 |
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Effective date of registration: 20230517 Address after: No. 69, Gaoxin Second Road, High tech Zone, Rizhao, Shandong 276800 Patentee after: Haien Wisdom Saw (Rizhao) Tool Manufacturing Co.,Ltd. Address before: 330001 room 604, No. 68, Hongdu living area, xinxiqiao, Qingyunpu District, Nanchang City, Jiangxi Province Patentee before: An Qi |