CN114368121A - Energy-saving consumption-reducing injection molding machine - Google Patents
Energy-saving consumption-reducing injection molding machine Download PDFInfo
- Publication number
- CN114368121A CN114368121A CN202111579730.8A CN202111579730A CN114368121A CN 114368121 A CN114368121 A CN 114368121A CN 202111579730 A CN202111579730 A CN 202111579730A CN 114368121 A CN114368121 A CN 114368121A
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- China
- Prior art keywords
- arc
- injection molding
- ring
- shaped groove
- molding machine
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- 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.)
- Granted
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 239000002699 waste material Substances 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 description 10
- 239000004033 plastic Substances 0.000 description 10
- 238000009434 installation Methods 0.000 description 7
- 238000000465 moulding Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 2
- 229920000426 Microplastic Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/74—Heating or cooling of the injection unit
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an energy-saving consumption-reducing injection molding machine, which comprises a base, a mounting seat and an injection molding pipe, wherein the mounting seat is symmetrically arranged on the base, the injection molding pipe penetrates through the mounting seat in an inserted manner, a rotating ring is rotatably arranged on the mounting seat, an arc-shaped groove I and an arc-shaped groove II are arranged on the rotating ring, guide rods are arranged in the arc-shaped groove I and the arc-shaped groove II, a heating plate is arranged at the lower end of each guide rod, a spring I is sleeved at the upper end of each guide rod, a limiting ring is arranged on the spring I, and the limiting ring is fixedly arranged on the guide rods. Saves resources, reduces waste and reduces cost.
Description
Technical Field
The invention relates to the technical field of injection molding machines, in particular to an energy-saving and consumption-reducing injection molding machine.
Background
An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The device is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.
When the injection molding machine is used, plastics need to be heated and melted, but the injection molding machine is at the in-process of heating plastic granules at present, is difficult to carry out hierarchical heating according to actual conditions, causes the waste of the energy easily.
Therefore, the invention provides an energy-saving consumption-reducing injection molding machine for solving the problems.
Disclosure of Invention
The invention aims to provide an energy-saving consumption-reducing injection molding machine to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an energy saving and consumption reduction type injection molding machine, the on-line screen storage device comprises a base, mount pad and the pipe of moulding plastics, the mount pad symmetry is installed on the base, the pipe of moulding plastics is pegged graft and is passed the mount pad, it installs the rotating ring to rotate on the mount pad, arc wall one and arc wall two have been seted up on the rotating ring, be equipped with the guide bar in arc wall one and the arc wall two, the guide bar is pegged graft in the backup pad, the backup pad is installed perpendicularly on the mount pad, the hot plate is installed to the lower extreme of guide bar, spring one has been cup jointed to the upper end of guide bar, the higher authority of spring one is equipped with the spacing ring, spacing ring fixed mounting is on the guide bar.
Preferably, the surface of rotating ring is equipped with the ear piece, and the ear piece is provided with three groups, even equidistance array, and the ear piece passes through the bolt to be installed on the rotating ring, installs the spliced pole between the ear piece, and the spliced pole is cylindrical structure.
Preferably, the first arc-shaped groove and the second arc-shaped groove are arranged in an equidistant array, the first arc-shaped groove is provided with a first arc-shaped part and a first annular part, the second arc-shaped groove is provided with a second annular part and a second arc-shaped part, the first arc-shaped part is matched with the second arc-shaped part, and the first annular part is matched with the second annular part.
Preferably, the mounting base is provided with a positioning hole, which is a first positioning hole, a second positioning hole and a third positioning hole, wherein the first positioning hole corresponds to the initial position of the rotating ring, the second positioning hole corresponds to the connection part of the first arc-shaped part and the annular part, and the third positioning hole corresponds to the tail part of the first annular part.
Preferably, a positioning structure is installed on the rotating ring and comprises a mounting box, a pin shaft, a second spring, a stop ring and a pull ring, the mounting box is fixedly installed on the surface of the rotating ring, the pin shaft is inserted in the mounting box, one end of the pin shaft penetrates through the mounting box and is inserted in the positioning hole, the second spring is sleeved on the pin shaft, the stop ring is arranged at one end of the second spring, the stop ring is installed on the pin shaft, and the pull ring is movably installed at the other end of the pin shaft.
Preferably, the upper surface of the mounting box is vertically provided with a threaded cylinder, the threaded cylinder is provided with a control lever in a threaded manner, and the upper end of the control lever is provided with a spherical seat.
Preferably, the shifting block is installed at the lower end of the rotating ring, the shifting block is sleeved on the arc rod in a sliding mode, the circle center of the arc rod and the circle center of the rotating ring are on the same axis, the two ends of the arc rod are installed on the fixed blocks, the fixed blocks are installed on the installation seat, the third spring is sleeved on the arc rod, and the third spring is arc-shaped.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the rotating ring is rotatably mounted on the mounting seat, and the arc-shaped groove I and the arc-shaped groove II are arranged on the rotating ring at equal intervals, so that when the injection molding machine is used, the guide rods can be sequentially pushed downwards through the arc-shaped groove I and the arc-shaped groove II through the rotation of the rotating ring, the heating plate is driven to be close to the injection molding pipe, different heating effects are achieved, the waste of heat is avoided, the resources are saved, the waste is less, and the cost is reduced;
2. through setting up locking structure, make things convenient for the swivel becket to rotate when different positions, fix a position the swivel becket, make things convenient for the swivel becket to drive the hot plate and carry out the heating of different degrees to the pipe of moulding plastics.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of a portion of the structure of the present invention;
FIG. 3 is a partial structural cutaway view of the present invention;
fig. 4 is a front view of a portion of the structure of the present invention.
In the figure: the injection molding device comprises a base 1, a mounting seat 2, a first positioning hole 201, a second positioning hole 202, a third positioning hole 203, a rotating ring 3, an injection molding pipe 4, a first arc-shaped groove 5, a first arc-shaped part 51, a first annular part 52, a second arc-shaped groove 6, a second annular part 61, a second annular part 62, a guide rod 7, a support plate 8, a heating plate 9, a first spring 10, a limiting ring 11, a mounting box 12, a pin shaft 13, a second spring 14, a stop ring 15, a pull ring 16, a threaded cylinder 17, an operating rod 18, an ear block 19, a bolt 20, a connecting column 21, a shifting block 22, an arc rod 23, a fixed block 24 and a third spring 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides an energy saving and consumption reduction type injection molding machine, the on-line screen storage device comprises a base 1, mount pad 2 and injection molding pipe 4, 2 symmetric installations of mount pad are on base 1, 4 pegs graft and pass mount pad 2 of moulding plastics, it installs swivel becket 3 to rotate on the mount pad 2, arc wall one 5 and arc wall two 6 have been seted up on the swivel becket 3, be equipped with guide bar 7 in arc wall one 5 and the arc wall two 6, guide bar 7 pegs graft in backup pad 8, backup pad 8 is installed perpendicularly on mount pad 2, hot plate 9 is installed to the lower extreme of guide bar 7, spring one 10 has been cup jointed to the upper end of guide bar 7, the higher authority of spring one 10 is equipped with spacing ring 11, spacing ring 11 fixed mounting is on guide bar 7, when using, rotation through swivel becket 3, just can push away guide bar 7 downwards in proper order through arc wall one 5 and arc wall two 6, it moulds plastics pipe 4 to drive hot plate 9.
The surface of swivel becket 3 is equipped with ear piece 19, and ear piece 19 is provided with three groups, even equidistance array, and ear piece 19 passes through bolt 20 to be installed on swivel becket 3, installs spliced pole 21 between ear piece 19, and spliced pole 21 is cylindrical structure, through spliced pole 21 and ear piece 19 for two sets of swivel beckets 3 can synchronous rotation.
First 5 and the equidistant array of arc wall two 6 of arc wall, arc wall one 5 is equipped with a arc portion 51 and a ring portion 52, arc wall two 6 is equipped with two 61 and two 62 of arc portion of ring portion, a arc portion 51 matches with two 62 of arc portion, a ring portion 52 matches with two 61 of ring portion, swivel ring 3 anticlockwise rotation time, at first push down guide bar 7 through a arc portion 51, guide bar 7 below two 61 of ring portion is motionless, when a ring portion 52 begins to contact guide bar 7, two 62 of arc portions also can begin to contact guide bar 7, continue to rotate, two 62 of arc portions will push down guide bar 7, make three guide bar 7 of group that two 6 of arc walls correspond drive hot plate 9 and press close to injection molding pipe 4.
The mounting seat 2 is provided with positioning holes, namely a positioning hole I201, a positioning hole II 202 and a positioning hole III 203, wherein the positioning hole I201 corresponds to the initial position of the rotating ring 3, the positioning hole II 202 corresponds to the joint of the arc-shaped part I51 and the ring-shaped part I52, and the positioning hole III 203 corresponds to the tail part of the ring-shaped part I52.
The positioning structure is installed on the rotating ring 3, the positioning structure is composed of an installation box 12, a pin shaft 13, a second spring 14, a stop ring 15 and a pull ring 16, the installation box 12 is fixedly installed on the surface of the rotating ring 3, the pin shaft 13 is inserted in the installation box 12, one end of the pin shaft 13 penetrates through the installation box 12 and is inserted in a positioning hole, the second spring 14 is sleeved on the pin shaft 13, one end of the second spring 14 is provided with the stop ring 15, the stop ring 15 is installed on the pin shaft 13, the pull ring 16 is movably installed at the other end of the pin shaft 13, and when the positioning structure is used, the rotating ring 3 can be locked through the pin shaft 13.
The upper surface of the mounting box 12 is vertically provided with a threaded cylinder 17, the threaded cylinder 17 is provided with an operating rod 18 in a threaded manner, and the upper end of the operating rod 18 is provided with a spherical seat, so that the operating rod 18 is conveniently held.
The shifting block 22 is installed at the lower end of the rotating ring 3, the shifting block 22 is sleeved on the arc rod 23 in a sliding mode, the circle center of the arc rod 23 and the circle center of the rotating ring 3 are on the same axis, two ends of the arc rod 23 are installed on the fixing block 24, the fixing block 24 is installed on the installation base 2, the arc rod 23 is sleeved with the spring III 25, the spring III 25 is arc-shaped, when the rotating ring is used, the counterclockwise rotation of the rotating ring 3 can drive the shifting block 22 to extrude the spring III 25 conveniently without heating, and the spring III 25 pushes the rotating ring 3 back to the original position.
The working principle is as follows: when the injection molding machine is used, when the injection molding pipe 4 needs to be heated, the pin shaft 1 is firstly pulled out from the first positioning hole 201, the operating rod 18 is pulled anticlockwise, the operating rod 18 drives the rotating ring 3 to rotate, the first 5 arc-shaped groove extrudes the guide rod 7 through the rotation of the rotating ring 3, the guide rod 7 drives the heating plate 9 below the first 5 arc-shaped groove to be close to the injection molding pipe 4, the pin shaft 13 reaches the second 202 positioning hole, the pin shaft 13 is inserted into the second 202 positioning hole, if high-efficiency heating is needed, the rotating ring 3 can be controlled to continue to rotate, the second 62 annular part of the second 6 arc-shaped groove extrudes the guide rod 7, the heating plates 9 of the other three groups are close to the injection molding pipe 4, and finally, the pin shaft 13 is inserted into the third 203, and then the heating plate 9 can heat the injection molding pipe 4.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An energy-saving consumption-reducing injection molding machine comprises a base (1), a mounting seat (2) and an injection molding pipe (4);
the mounting seats (2) are symmetrically arranged on the base (1);
the injection molding pipe (4) is inserted and penetrates through the mounting seat (2);
the method is characterized in that: a rotating ring (3) is rotatably arranged on the mounting seat (2);
the rotating ring (3) is provided with a first arc-shaped groove (5) and a second arc-shaped groove (6);
guide rods (7) are arranged in the first arc-shaped groove (5) and the second arc-shaped groove (6), the guide rods (7) are inserted in the supporting plate (8), and the supporting plate (8) is vertically arranged on the mounting seat (2);
the heating plate (9) is installed at the lower end of the guide rod (7), the first spring (10) is sleeved at the upper end of the guide rod (7), the limiting ring (11) is arranged on the first spring (10), and the limiting ring (11) is fixedly installed on the guide rod (7).
2. The energy-saving consumption-reducing injection molding machine according to claim 1, characterized in that: the surface of rotating ring (3) is equipped with ear piece (19), and ear piece (19) are provided with three groups, even equidistance array, and ear piece (19) are installed on rotating ring (3) through bolt (20), install spliced pole (21) between ear piece (19), and spliced pole (21) are cylindrical structure.
3. The energy-saving consumption-reducing injection molding machine according to claim 1, characterized in that: the arc-shaped groove I (5) and the arc-shaped groove II (6) are arranged in an equidistant array, the arc-shaped groove I (5) is provided with an arc-shaped part I (51) and an annular part I (52), the arc-shaped groove II (6) is provided with an annular part II (61) and an arc-shaped part II (62), the arc-shaped part I (51) is matched with the arc-shaped part II (62), and the annular part I (52) is matched with the annular part II (61).
4. The energy-saving consumption-reducing injection molding machine according to claim 1, characterized in that: the mounting seat (2) is provided with positioning holes, namely a positioning hole I (201), a positioning hole II (202) and a positioning hole III (203), wherein the positioning hole I (201) corresponds to the initial position of the rotating ring (3), the positioning hole II (202) corresponds to the joint of the arc-shaped part I (51) and the ring-shaped part I (52), and the positioning hole III (203) corresponds to the tail part of the ring-shaped part I (52).
5. The energy-saving consumption-reducing injection molding machine according to claim 1, characterized in that: the utility model discloses a quick-witted, including swivel becket (3), location structure, mounting box (12), round pin axle (13), spring two (14), backstop ring (15) and pull ring (16) are constituteed, mounting box (12) fixed mounting is on the surface of swivel becket (3), it has round pin axle (13) to peg graft in mounting box (12), the one end of round pin axle (13) is passed mounting box (12) and is pegged graft in the locating hole, spring two (14) have been cup jointed on round pin axle (13), the one end of spring two (14) is equipped with backstop ring (15), backstop ring (15) are installed on round pin axle (13), the other end movable mounting of round pin axle (13) has pull ring (16).
6. The energy-saving consumption-reducing injection molding machine according to claim 5, characterized in that: the upper surface of mounting box (12) is installed perpendicularly and is had a screw thread section of thick bamboo (17), and screw thread is installed operating lever (18) on a screw thread section of thick bamboo (17), and the upper end of operating lever (18) is installed spherical seat.
7. The energy-saving consumption-reducing injection molding machine according to claim 1, characterized in that: the lower extreme of rotating ring (3) is installed shifting block (22), and shifting block (22) slide to cup joint at arc pole (23), and the centre of a circle of arc pole (23) and the centre of a circle of rotating ring (3) are on same axis, and the both ends of arc pole (23) are installed on fixed block (24), and fixed block (24) are installed on mount pad (2), have cup jointed spring three 25 on the arc pole 23, and spring three 25 is the arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111579730.8A CN114368121B (en) | 2021-12-22 | 2021-12-22 | Energy-saving consumption-reducing injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111579730.8A CN114368121B (en) | 2021-12-22 | 2021-12-22 | Energy-saving consumption-reducing injection molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114368121A true CN114368121A (en) | 2022-04-19 |
| CN114368121B CN114368121B (en) | 2023-11-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111579730.8A Active CN114368121B (en) | 2021-12-22 | 2021-12-22 | Energy-saving consumption-reducing injection molding machine |
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| CN (1) | CN114368121B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US3621517A (en) * | 1967-11-08 | 1971-11-23 | Toyo Pafuto Co Ltd | Apparatus for producing thermoplastic resin moldings |
| GB1258187A (en) * | 1968-03-12 | 1971-12-22 | ||
| GB1469183A (en) * | 1973-04-05 | 1977-03-30 | Polva Nederland Bv | Apparatus and method of shaping a bell end on a pipe |
| JPH1062856A (en) * | 1996-08-16 | 1998-03-06 | Ace Kogaku Kk | One-action mount and conversion lens device provided with one-action mount |
| CN207779110U (en) * | 2017-12-18 | 2018-08-28 | 重庆中色新材料有限公司 | A kind of heating furnace for LED fluorescent powder production |
| CN109549428A (en) * | 2018-09-27 | 2019-04-02 | 宿迁知芃智能科技有限公司 | A kind of cup insulation rack |
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| CN110800529A (en) * | 2019-11-27 | 2020-02-18 | 华南农业大学 | Banana bagging device with bag opening heated and fused and operation method thereof |
| CN211251247U (en) * | 2019-09-10 | 2020-08-14 | 山东摩斯卡箱包发展有限公司 | Interactive heating and cooling device for injection molding machine |
| CN112606350A (en) * | 2020-12-14 | 2021-04-06 | 泰州九星冷机制品有限公司 | Injection molding machine with safety protection mechanism |
| CN112622147A (en) * | 2020-12-10 | 2021-04-09 | 安徽长荣光纤光缆科技有限公司 | Optical cable injection molding device and injection molding process thereof |
| CN112776296A (en) * | 2020-12-28 | 2021-05-11 | 景艳 | Mold for producing ABS plastic product and production process |
| CN112848178A (en) * | 2021-03-03 | 2021-05-28 | 柯益脉 | Energy-saving injection molding device capable of rapidly recycling excess materials and cooling mold |
| CN214448285U (en) * | 2021-01-28 | 2021-10-22 | 东莞市晟瀚五金塑胶有限公司 | Constant temperature device of injection mold |
| CN113665073A (en) * | 2021-07-29 | 2021-11-19 | 徐郑 | High-effect injection molding machine |
| WO2021248804A1 (en) * | 2020-06-12 | 2021-12-16 | 苏州迎乐机电自动化科技有限公司 | Convenient-to-maintain direct-drive electric motor |
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2021
- 2021-12-22 CN CN202111579730.8A patent/CN114368121B/en active Active
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|---|---|---|---|---|
| US3621517A (en) * | 1967-11-08 | 1971-11-23 | Toyo Pafuto Co Ltd | Apparatus for producing thermoplastic resin moldings |
| GB1258187A (en) * | 1968-03-12 | 1971-12-22 | ||
| GB1469183A (en) * | 1973-04-05 | 1977-03-30 | Polva Nederland Bv | Apparatus and method of shaping a bell end on a pipe |
| JPH1062856A (en) * | 1996-08-16 | 1998-03-06 | Ace Kogaku Kk | One-action mount and conversion lens device provided with one-action mount |
| CN207779110U (en) * | 2017-12-18 | 2018-08-28 | 重庆中色新材料有限公司 | A kind of heating furnace for LED fluorescent powder production |
| CN208730218U (en) * | 2018-07-27 | 2019-04-12 | 天津梓晴家居用品有限公司 | A kind of injection mold of rapid shaping |
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| CN112622147A (en) * | 2020-12-10 | 2021-04-09 | 安徽长荣光纤光缆科技有限公司 | Optical cable injection molding device and injection molding process thereof |
| CN112606350A (en) * | 2020-12-14 | 2021-04-06 | 泰州九星冷机制品有限公司 | Injection molding machine with safety protection mechanism |
| CN112776296A (en) * | 2020-12-28 | 2021-05-11 | 景艳 | Mold for producing ABS plastic product and production process |
| CN214448285U (en) * | 2021-01-28 | 2021-10-22 | 东莞市晟瀚五金塑胶有限公司 | Constant temperature device of injection mold |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114368121B (en) | 2023-11-03 |
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Effective date of registration: 20231009 Address after: Building A, 1st floor, Zone A, 2-4 floors, 1-6 floors, and 1st floor, Building C, No. 26 Zhongzhun Road, Cuiheng New District, Zhongshan City, Guangdong Province, 528451 Applicant after: HONGLIDA PRECISION COMPONENTS (ZHONGSHAN) CO.,LTD. Address before: No.20 xiateng, Qifang village, Pingchuan Town, Wuping County, Longyan City, Fujian Province, 364399 Applicant before: Liu Wenxiang |
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