CN110884021A - Automatic adjusting device for socket in foam plastic production - Google Patents
Automatic adjusting device for socket in foam plastic production Download PDFInfo
- Publication number
- CN110884021A CN110884021A CN201911196242.1A CN201911196242A CN110884021A CN 110884021 A CN110884021 A CN 110884021A CN 201911196242 A CN201911196242 A CN 201911196242A CN 110884021 A CN110884021 A CN 110884021A
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- Prior art keywords
- external
- ports
- box
- drainage
- adjusting device
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 239000006260 foam Substances 0.000 title claims abstract description 26
- 229920003023 plastic Polymers 0.000 title claims abstract description 25
- 239000004033 plastic Substances 0.000 title claims abstract description 25
- 239000002994 raw material Substances 0.000 claims abstract description 49
- 239000012530 fluid Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000010097 foam moulding Methods 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000243 solution Substances 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/60—Measuring, controlling or regulating
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides an automatic socket adjusting device for foam plastic production, which comprises an input box, an output box and a plurality of connecting bodies, wherein the input box and the output box are arranged in pair; the output box is provided with a plurality of fluid guiding bodies and is used for shunting and outputting the raw materials to the forming equipment; according to the invention, by changing the connection relation of the connection positions of the input end and the output end of the raw material, the switching relation of the corresponding external shunt electromagnetic valve and the external electromagnetic valve is controlled by only one trigger button in the forming equipment, the change of the raw material types is rapidly formed, the production efficiency is improved, in addition, the internal wiring mode improves the condition that the existing pipeline is externally arranged, so that the field disorder is caused, the optimization of the production environment is effectively improved, and the problems that the specific position is difficult to determine by manual connection in the connection process of more pipelines and the repeated marking is needed are solved.
Description
Technical Field
The invention relates to the technical field of foam plastic production, in particular to an automatic socket adjusting device for foam plastic production.
Background
In the foam plastic production process, different foam plastic raw materials are required to be placed into a raw material box after being expanded, and then the raw materials are injected into equipment through connection between the raw material box and foam plastic mold production equipment, the foam plastic production equipment generally comprises a plurality of pipelines, the production equipment is planned according to different production schedules and production plans, each equipment is required to be connected into any raw material box under the condition, the currently adopted mode is that the pipelines connected with the equipment are manually corresponding to the pipelines corresponding to the corresponding raw material supply boxes through a regulator, the raw material boxes generally comprise 32 pipelines, the equipment pipelines comprise 64 or 128 or more interfaces, under the corresponding condition of large pipeline quantity, the manual adjustment efficiency is low, the equipment pipelines are easily wound, the pipelines cannot rapidly correspond, and the field adjustment management environment is poor, the construction of production environment is seriously influenced, so how to improve the corresponding relation between the raw materials and the material conveying pipe of the equipment, the supply of the raw materials can be freely switched among the pipelines, and the improvement of the production efficiency is the technical problem to be solved by the invention.
Disclosure of Invention
The invention aims to provide an automatic socket adjusting device for foam plastic production, which overcomes or at least partially solves the problems so as to solve the problem that raw material injection of molding equipment needs to be manually installed with a joint pipeline.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides an automatic socket adjusting device for foam plastic production, which comprises an input box, an output box and a plurality of connecting bodies, wherein the input box and the output box are arranged in pair;
the output box is provided with a plurality of fluid guiding bodies and is used for shunting and outputting the raw materials to the forming equipment;
a plurality of external connecting pipes are arranged on the outer side of the connecting end of the access body and the drainage body, the external connecting pipes extend to one side of the drainage body, a plurality of external shunting ports and internal shunting ports are arranged on the cross section of the inner side of the connecting end of the access body and the drainage body, wherein an external shunting electromagnetic valve is arranged on the external shunting ports and is used for controlling raw materials to enter the drainage body;
the outer side of the connection end of the drainage body and the access body is provided with a plurality of drainage joints, the drainage joints are provided with a plurality of external electromagnetic valves, and the external electromagnetic valves are used for controlling raw materials in the adjacent access bodies to enter into external shunt ports in the drainage body.
As a further scheme of the invention, a plurality of input ports are arranged on one side array of the input box, the input ports are connected in the raw material box, and the central lines of the input ports are coincident with the central line of the access body.
As a further scheme of the invention, a plurality of output ports are arranged on one side of the output box in an array mode, the output ports are connected to the forming equipment, and the output ports form a plurality of equally-divided annular outer branch ports and inner branch ports on the other side through a structure of an inner curve of the drainage body.
As a further scheme of the invention, the external connection pipe is a pipe structure made of flexible materials, one end of the external connection pipe is provided with an external joint, and the external joint is fixedly connected with the adjacent drainage joint.
As a further scheme of the invention, the external shunt electromagnetic valve and the external electromagnetic valve are both one-way valves, and the direction of the passage of the one-way valves is the same as the raw material direction.
As a further scheme of the invention, the external shunt electromagnetic valve and the external electromagnetic valve are triggered by one key of the corresponding molding equipment, and the opening modes of the external shunt electromagnetic valve and the external electromagnetic valve are always opposite.
As a further aspect of the present invention, the diameter of the input port is ten times or more the diameter of the output port, and the number of the input port and the output port is in integral proportion.
As a further scheme of the invention, the outer shunt ports are respectively arranged on the inner side of the circumference of the connecting position of the access body and the drainage body, and the inner shunt ports are arranged in the outer shunt ports.
As a further scheme of the invention, the outer shunting ports are arranged in an annular array, and the positions of the outer shunting ports correspond to the positions of the drainage joints one by one.
The invention provides an automatic socket adjusting device for foam plastic production, which has the beneficial effects that: the invention changes the connection relationship of the connection positions of the raw material input end and the output end, so that a large input end is respectively connected to a plurality of small output ends in the foam plastic production process, namely, one raw material is input to supply the operation of a plurality of forming devices, the volume of a raw material box is larger for supplying the production of the forming devices, and the densities of expanded foam plastic raw materials used by different products are different, therefore, when a production plan needs to be adjusted, only one trigger button in the forming devices is needed to simultaneously control the switching relationship of corresponding external shunt electromagnetic valves and external electromagnetic valves, the change of raw material types is quickly formed, the production efficiency is improved, and the internal wiring mode improves the condition that the existing pipeline is externally arranged, thereby causing field disorder, effectively improving the optimization of the production environment, and avoiding that the specific position is difficult to be determined by manual connection in the connection process of more pipelines, the problem of the need for repeated marking.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic view of a side axial structure of an input box according to an embodiment of the present invention.
Fig. 2 is a schematic view of a side axial structure of an output box according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of an external structure of an access body according to an embodiment of the present invention.
Fig. 4 is a schematic view of an external structure of the drainage body according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of three external tubes according to an embodiment of the present invention.
Fig. 6 is a schematic structural view of five external tubes according to an embodiment of the present invention.
Fig. 7 is a schematic structural view of eight external tubes according to an embodiment of the present invention.
Fig. 8 is a schematic axial sectional structure diagram of the drainage body according to the embodiment of the present invention.
In the figure: 1. an input box; 11. an input port; 2. an access body; 21. an outer shunt port; 22. an external shunt solenoid valve; 23. an internal shunt port; 3. introducing a fluid; 4. an external connection pipe; 41. an outer joint; 5. a drainage connector; 51. the electromagnetic valve is externally connected; 6. an output box; 61. and (7) an output port.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1 to 8, an automatic socket adjusting device for foam plastic production provided by an embodiment of the present invention includes an input box 1 and an output box 6, the input box 1 and the output box 6 are separately disposed, an input port 11 is disposed on an outer side of the input box 1, an output port 61 is disposed on an outer side of the output box 6, a diameter of the input port 11 is more than ten times a diameter of the input port 61, the number of the input port 11 and the output port 61 is an integer ratio, a plurality of access bodies 2 are fixedly disposed in the input box 1, a plurality of fluid guides 3 are fixedly disposed in the output box 6, one ends of the access bodies 2 and the input ports 11 are correspondingly mounted one by one, one ends of the fluid guides 3 and the output ports 61 are correspondingly mounted one by one, the access bodies 2 and the fluid guides 3 are detachably mounted, the 11 is connected to a raw material.
The one end of the access body 2 is provided with a circle with the same diameter as the input port 11, the other end of the access body 2 is provided with a circle corresponding to the inlet of the drainage body 3, the outer side of the circle of the access body 2 is also provided with a plurality of outer connecting pipes 4, the end points of the outer connecting pipes 4 are provided with outer joints 41, and the outer joints 41 are used for being installed on the drainage joints 5. The extension tube 4 is a semi-flexible tubular material that can be stretched to bend, and the extension tube 4 has three configurations, the first configuration is to distribute three extension tubes 4 within an angle of 90 degrees as shown in fig. 5, the first configuration is to be installed at four corners of the access body 2 such as a1, A3, a7 and a9, the second configuration is to distribute five extension tubes 4 within an angle of 180 degrees as shown in fig. 6, the second configuration is to be installed at border line positions between four corners of the access body 2 such as a2, a4, a6 and A8, the third configuration is to distribute eight extension tubes 4 within an angle of 360 degrees as shown in fig. 7, and the third configuration is to be installed inside the first configuration and the second configuration of the access body 2 such as a 5.
An outer shunt port 21 and an inner shunt port 23 are arranged on the cross section of the access body 2, the outer shunt port 21 is arranged on the inner side of the circumference of the access body 2, the inner shunt port 23 is arranged on the inner side of the outer shunt port 21, outer shunt solenoid valves 22 are arranged on the outer shunt port 21, the outer shunt port 21 and the inner shunt port 23 are used for inputting the whole raw materials of the input port 11 and then respectively connecting the whole raw materials into the forming equipment, the outer shunt port 21 is used for secondary connection with the input ports on the periphery of the outer shunt port 21, when the raw materials are only supplied in S of the input port 11, all the outer shunt solenoid valves 22 on the outer shunt port 21 in S are opened, when the production plan is adjusted, the raw materials at the S end need to be supplied into the forming equipment corresponding to the S end on the periphery, the outer. The external shunt electromagnetic valve 22 and the external electromagnetic valve 51 are both one-way valves, the direction of the one-way valve is the same as the raw material direction, the external shunt electromagnetic valve 22 and the external electromagnetic valve 51 are both triggered by one key of the corresponding molding equipment, and the opening modes of the external shunt electromagnetic valve 22 and the external electromagnetic valve 51 are always opposite.
The outer shunting port 21 and the inner shunting port 23 are correspondingly arranged one by the fluid guiding body 3, the outer shunting port 21 and the inner shunting port 23 are respectively connected in different forming devices, the outer circumference of the fluid guiding body 3 is provided with a drainage joint 5, the outer connecting pipe 4 is fixedly connected with the drainage joint 5 on the adjacent fluid guiding body 3, namely, the outer shunting port 21 and the peripheral input ports can be communicated.
An external electromagnetic valve 51 is installed on the drainage connector 5, the external electromagnetic valve 51 is communicated with an external shunt port 21 on the drainage body 3, the external shunt port 21 and an internal shunt port 23 on the drainage body 3 are distributed through a curve inside the drainage body 3 to form a rectangular array of output ports 61, and the output ports 61 are connected in corresponding unique foam molding equipment.
The rectangular array of a plurality of input ports 11 is arranged at one side of the access body 2, the other end of the input port 11 is provided with an outer shunt port 21 and an inner shunt port 23 for distributing materials, the access body 2 and the drainage body 3 are fixedly installed, the outer shunt port 21 and the inner shunt port 23 on the drainage body 3 are installed in one-to-one correspondence with the outer shunt port 21 and the inner shunt port 23 on the access body 2, a plurality of outer connecting pipes 4 are fixedly connected with corresponding adjacent drainage connectors 5, the plurality of outer connecting pipes 4 are respectively marked as S1, S2 and S3 … …, the plurality of drainage connectors 5 are marked as D1, D2 and D3 … …, the plurality of outer connecting pipes 21 are marked as B1, B2 and B3 … …, the plurality of input ports in the access body 2 are marked as A1, A2 and A3 … …, three outer connecting pipes S9, S2 and S3 outside the A1 are respectively connected with drainage connectors 5 of A2, A4 and A5, and five outer connecting pipes S2 and S2 outside the A2 are respectively connected with the drainage connectors 2 and S, The drainage joints of A3, A4, A5 and A6 and the drainage joints of 8 external extension tubes A1, A2, A3, A4, A6, A7, A8 and A9 outside the A5.
This automatic adjusting device of production socket is moulded to bubble's theory of operation: the raw materials of the foam plastics are injected into different raw material boxes after being expanded, a plurality of raw material boxes are connected into the input box 1 through pipelines, each raw material box corresponds to one input port 11 independently, all output ports 61 of the output box 6 are connected into one foam plastic forming device in a butt joint mode through pipelines, for example, each input port 11 corresponds to twelve output ports 61, the number of the input ports 11 corresponding to the output ports 61 can be customized according to the cost condition, each input port 11 is connected with an adjacent drainage body 3 through an external connecting pipe 4, and the types of the foam plastics raw materials of the output ports 61 are controlled through the external shunt electromagnetic valve 22 and the external electromagnetic valve 51;
when the production is carried out according to a normal production plan, all the external electromagnetic valves 51 are closed, all the external shunt electromagnetic valves 22 are opened, and the external shunt opening 21 and the internal shunt opening 23 on the access body 2 correspond to the external shunt opening 21 and the internal shunt opening 23 on the drainage body 3 one by one to output raw materials;
when planned yield increase of the A1 raw material is carried out, the forming equipment corresponding to one outer shunt opening 21 in A2, A4 and A5 can be opened according to a plan, at the moment, the outer shunt electromagnetic valve 22 corresponding to the outer shunt opening 21 in A2, A4 and A5 is closed, and the corresponding outer electromagnetic valve 51 corresponding to the A2, A4 and A5 is opened;
when planned yield increase of the A2 raw material is carried out, the forming equipment corresponding to one external shunt opening 21 in A1, A3, A4, A5 and A6 can be opened according to a plan, at the moment, the external shunt electromagnetic valve 22 corresponding to the external shunt opening 21 in A1, A3, A4, A5 and A6 is closed, and the external electromagnetic valve 51 corresponding to the A1, A3, A4, A5 and A6 is opened;
when planned yield increase of the A5 raw material is carried out, forming equipment corresponding to one external shunt opening 21 in A1, A2, A3, A4, A6, A7, A8 and A9 can be opened according to a plan, at the moment, the external shunt electromagnetic valve 22 corresponding to the external shunt opening 21 in A1, A2, A3, A4, A6, A7, A8 and A9 is closed, and the external electromagnetic valve 51 corresponding to the external shunt opening 21 in A1, A2, A3, A4, A6, A7, A8 and A9 is opened;
when the yield increase plan of a certain raw material exceeds eight groups, the raw materials in the raw material box corresponding to the whole input port 11 can be replaced, too many terminals are connected with equipment, the input port 11 is difficult to load, the raw materials can be quickly switched to the forming equipment with replaceable raw materials by the aid of the adjusting mode, tedious manual connection and difficulty in memory are avoided, and the production plan is quickly completed.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (9)
1. The utility model provides a bubble mould production socket automatic regulating apparatus which characterized in that includes:
the device comprises an input box (1), wherein the input box (1) and an output box (6) are arranged in pair, a plurality of access bodies (2) are arranged in the input box (1), and the input box (1) is used for introducing foam plastic raw materials;
the device comprises an output box (6), wherein a plurality of fluid guiding bodies (3) are arranged in the output box (6), and the output box (6) is used for shunting and outputting raw materials to forming equipment;
a plurality of external connecting pipes (4) are arranged on the outer side of the connecting end of the access body (2) and the drainage body (3), the external connecting pipes (4) extend to one side of the drainage body (3), a plurality of external shunting ports (21) and internal shunting ports (23) are arranged on the cross section of the inner side of the connecting end of the access body (2) and the drainage body (3), wherein external shunting electromagnetic valves (22) are arranged on the external shunting ports (21), and the external shunting electromagnetic valves (22) are used for controlling raw materials to enter the drainage body;
the outer side of one end, connected with the access body (2), of the drainage body (3) is provided with a plurality of drainage joints (5), the drainage joints (5) are provided with a plurality of external electromagnetic valves (51), and the external electromagnetic valves (51) are used for controlling raw materials in the adjacent access body (2) to enter into external shunting ports (21) in the drainage body (3).
2. Automatic socket adjusting device for foam plastic production according to claim 1, wherein a plurality of input ports (11) are arranged on one side of the input box (1) in an array manner, the input ports (11) are connected in the raw material box, and the center lines of the input ports (11) are coincident with the center line of the access body (2).
3. The automatic socket adjusting device for foam plastic production according to claim 1, wherein a plurality of output ports (61) are arranged on one side of the output box (6) in an array mode, the output ports (61) are connected to a forming device, and the output ports form a plurality of equally divided annular outer branch ports (21) and inner branch ports (23) on the other side through a structure of an inner curve of the fluid guide body (3).
4. The automatic socket adjusting device for foam plastic production according to claim 1, wherein the external connection pipe (4) is a pipe structure made of flexible material, one end of the external connection pipe (4) is provided with an external joint (41), and the external joint (41) is fixedly connected with the adjacent drainage joint (5).
5. The automatic socket adjusting device for foam plastic production according to claim 1, wherein the external shunt solenoid valve (22) and the external solenoid valve (51) are both check valves, and the direction of the check valve passage is the same as the raw material direction.
6. The automatic socket adjusting device for foam plastic production according to claim 1, wherein the external shunt solenoid valve (22) and the external solenoid valve (51) are triggered by one key of the corresponding molding equipment, and the opening modes of the external shunt solenoid valve (22) and the external solenoid valve (51) are always opposite.
7. An automatic socket adjusting device for foam production according to claim 1, wherein the diameter of the inlet (11) is more than ten times the diameter of the outlet (61), and the number of inlets (11) and outlets (61) is in integral proportion.
8. Automatic socket adjusting device for foam molding production according to claim 1, wherein the outer branch ports (21) are respectively arranged on the inner side of the circumference of the connecting position of the access body (2) and the guide fluid (3), and the inner branch ports (23) are arranged inside the outer branch ports (21).
9. The automatic socket adjusting device for foam plastic production according to claim 8, wherein the outer branch ports (21) are arranged in an annular array, and the positions of the outer branch ports (21) correspond to the positions of the drainage joints (5) one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911196242.1A CN110884021B (en) | 2019-11-29 | 2019-11-29 | Automatic adjusting device for socket in foam plastic production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911196242.1A CN110884021B (en) | 2019-11-29 | 2019-11-29 | Automatic adjusting device for socket in foam plastic production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110884021A true CN110884021A (en) | 2020-03-17 |
| CN110884021B CN110884021B (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911196242.1A Active CN110884021B (en) | 2019-11-29 | 2019-11-29 | Automatic adjusting device for socket in foam plastic production |
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| Country | Link |
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| CN (1) | CN110884021B (en) |
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| CN206230837U (en) * | 2016-12-08 | 2017-06-09 | 天环线缆集团有限公司 | A kind of multistage is injected into pattern cable mold |
| CN207578902U (en) * | 2017-11-17 | 2018-07-06 | 翰昂汽车零部件（北京）有限公司 | Injection molding machine Automatic-feeding material-distributing system |
| CN108488440A (en) * | 2018-05-17 | 2018-09-04 | 丁涌 | A kind of special simple type pipeline shunt device |
| CN110375093A (en) * | 2019-07-04 | 2019-10-25 | 张继美 | Automatic cut out for natural gas safe transport changes the parallel control valve in source |
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2019
- 2019-11-29 CN CN201911196242.1A patent/CN110884021B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102859299A (en) * | 2010-04-23 | 2013-01-02 | 阿拂迈克奎公司 | Flow distributor and environment control system provided with the same |
| CN204820156U (en) * | 2015-07-03 | 2015-12-02 | 清远敏惠汽车零部件有限公司 | A material distributor for concentrating feed |
| CN205534397U (en) * | 2016-01-15 | 2016-08-31 | 温州鑫雅精细化工有限公司 | Solenoid valve control diverging device |
| CN205526691U (en) * | 2016-01-18 | 2016-08-31 | 温州鑫雅精细化工有限公司 | Bull raw materials output device |
| CN206230837U (en) * | 2016-12-08 | 2017-06-09 | 天环线缆集团有限公司 | A kind of multistage is injected into pattern cable mold |
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| CN110884021B (en) | 2021-10-15 |
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Denomination of invention: An automatic adjustment device for foam production sockets Effective date of registration: 20231212 Granted publication date: 20211015 Pledgee: Feidong SME financing Company limited by guarantee Pledgor: HEFEI GREEN PLASTIC CO.,LTD. Registration number: Y2023980071076 |