CN103255684B - Pulp molding forming machine with double templates and double-gas-circuit control - Google Patents
Pulp molding forming machine with double templates and double-gas-circuit control Download PDFInfo
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- CN103255684B CN103255684B CN201310135284.0A CN201310135284A CN103255684B CN 103255684 B CN103255684 B CN 103255684B CN 201310135284 A CN201310135284 A CN 201310135284A CN 103255684 B CN103255684 B CN 103255684B
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Abstract
The invention discloses a pulp molding forming machine with double templates and double-gas-circuit control. The pulp molding forming machine with the double templates and the double-gas-circuit control comprises a machine frame, an installation frame, an upper mould connecting plate, double upper mould gas chambers, double lower templates, double upper mould gas chamber pipelines, double lower mould pipelines, a compressed-air supply device, a gas circuit control system and a vacuum pumping pipeline. The double upper mould gas chambers are independently arranged on the upper mould connecting plate, the double lower templates are fixed on the lower portion of the installation frame, the double upper mould gas chambers are connected with the two upper mould gas chamber pipelines respectively, the double lower templates are connected with the double lower mould pipelines respectively, each pipeline is connected with the compressed-air supply device and the vacuum pumping pipeline, and the compressed-air supply device is connected with the gas circuit control system. According to the pulp molding forming machine with the double templates and the double-gas-circuit control, independent upper mould double templates are applied, adjustable-control compressed air and vacuum distribution systems of a forming upper mould and a forming lower mould are applied, compressed air and vacuum are reasonably distributed through two gas circuit systems, so that consumption of energy sources is reduced, frequent replacement of a mould is avoided, time for mould installation and mould regulation is shortened, and production efficiency is improved.
Description
Technical field
The present invention relates to a kind of paper pulp model formation machine, the paper pulp model formation machine of in particular a kind of double-template, the control of two gas circuit.
Background technology
Traditional moving-out type paper pulp model formation machine only has single shaping lower bolster to carry out midge, dehydration, by the shaping lower bolster of air cylinder lifting and single shaping upper plate matched moulds, form paper pulp moulding product, then by cylinder, the shaping upper plate with product is shifted out, transfer product.The whole course of work is controlled shaping upper plate and shaping lower bolster respectively by a set of air-channel system.
This moving-out type paper pulp model formation machine can only produce a kind of paper pulp moulding product, if two kinds of products will be produced, and the production of a certain product that must stop, more mold exchange, then carry out producing another kind of product.Particularly to the paper pulp moulding packing combined by two pieces, can not produce, if want to produce simultaneously, can only be use two moving-out type paper pulp model formation machines simultaneously.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The paper pulp model formation machine that the object of the present invention is to provide a kind of double-template, two gas circuit to control, is intended to solve existing moving-out type paper pulp model formation machine and only has single bolster, can not reach the instructions for use of simultaneously producing different product.
Technical scheme of the present invention is as follows: the paper pulp model formation machine that a kind of double-template, two gas circuit control, wherein, frame, installing rack, patrix connecting plate, the first shaping upper air chamber, the second shaping upper air chamber, the first shaping lower bolster, the second shaping lower bolster, the first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline, the second counterdie pipeline, compressed air supply system, air-path control system and vacuum suction pipeline; Described installing rack is arranged in frame, is connected with lifting cylinder; Installing rack is fixed with chain, is connected by the driving-chain wheels at upper rack two ends with the lifting weight set being arranged on frame lower two ends, lower bolster shaping with first and the second shaping lower bolster are connected respectively to promote weight set; Described patrix connecting plate is fixed on the slide unit of band slide block, slide unit is fixedly mounted on frame, slide unit is arranged on the guide frame beam of band line slideway by slide block, and slide unit is also connected with horizontal air cylinder, drives shaping upper and lower die alignment matched moulds or parting by horizontal air cylinder translational motion; Described first shaping upper air chamber and the second shaping upper air chamber are independently arranged, and are all fixed on patrix connecting plate; Described first shaping lower bolster and the second shaping lower bolster are all fixed on the bottom of installing rack; Described first shaping upper air chamber is connected with the first patrix air chamber pipeline, and the second shaping upper air chamber is connected with the second patrix air chamber pipeline, and the first shaping lower bolster is connected with the first counterdie pipeline, and the second shaping lower bolster is connected with the second counterdie pipeline; Described first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline are all connected with compressed air supply system with the second counterdie pipeline, and compressed air supply system is connected with air-path control system; Described first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline are all connected with vacuum suction pipeline with the second counterdie pipeline, the external vacuum suction device of described vacuum suction pipeline.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, describedly on the first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline and the second counterdie pipeline, the first pneumatic angle pedestal valve controlling compressed air whether air inlet is all provided with.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, is describedly all provided with the second pneumatic angle pedestal valve whether control enters vacuum on the first patrix air chamber pipeline and the second patrix air chamber pipeline.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, described first counterdie pipeline and the second counterdie pipeline is all provided with the Pneumatic butterfly valve whether control enters vacuum.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, described first shaping lower bolster and the second shaping lower bolster are wholely set.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, described compressed air supply system comprises compressed air reservoir and connecting line, and described first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline are all connected with compressed air reservoir by connecting line with the second counterdie pipeline.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, described compressed air reservoir, by air inlet pipeline external compressed air, described air inlet pipeline is provided with gas control valve.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, described air-path control system comprises air-path control system cabinet, the electromagnetic valve group of the different gas circuit of multiple control and source of the gas three linked piece, described multiple electromagnetic valve group is arranged in air-path control system cabinet, multiple electromagnetic valve group is all connected with source of the gas three linked piece, and source of the gas three linked piece is connected with compressed air reservoir.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, described electromagnetic valve group comprises multiple electromagnetic valve, and described electromagnetic valve is two-position-five-way solenoid valve.
The paper pulp model formation machine that described double-template, two gas circuit control, wherein, the paper pulp model formation machine that described double-template, two gas circuit control also comprises splicing platform.
Beneficial effect of the present invention: the paper pulp model formation machine that the present invention controls by providing a kind of double-template, two gas circuit, this forming machine have employed independently shaping upper double-template, compressed air, the vacuum distribution system of individually adjusted control shaping upper and shaping counterdie, by two cover air-channel systems, reasonable distribution compressed air and vacuum, reduce the consumption of the energy; Make the machine originally can only producing a kind of product, the product of two kinds of different sizes can be produced, be particularly conducive to producing the paper pulp moulding packing products by two part, aborning, avoid frequent more mold exchange, decrease the time of installation mold and adjustment mould, improve production efficiency.
Accompanying drawing explanation
The structural representation of the paper pulp model formation machine that Fig. 1 is double-template in the present invention, two gas circuit controls.
Fig. 2 is the partial enlarged drawing of shaping upper part in the present invention.
Fig. 3 is the partial enlarged drawing of shaping part of the lower die in the present invention.
Fig. 4 is the structural representation of shaping upper air chamber pipeline in the present invention.
Fig. 5 is the structural representation of shaping upper and lower mould pipeline in the present invention.
Fig. 6 is the structural representation of air-path control system in the present invention.
Detailed description of the invention
For making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.
As Figure 1-3, the paper pulp model formation machine that described double-template, two gas circuit control comprises frame A00, installing rack M00, patrix connecting plate B00, the first shaping upper air chamber C00, the second shaping upper air chamber D00, the first shaping lower bolster E00, the second shaping lower bolster F00, the first patrix air chamber pipeline G00, the second patrix air chamber pipeline H00, the first counterdie pipeline I00, the second counterdie pipeline J00, compressed air supply system, air-path control system and vacuum suction pipeline N00; Described installing rack M00 is arranged in frame A00, be connected with lifting cylinder B10, installing rack M00 is fixed with chain, be connected with the lifting weight set A10 being arranged on two ends, frame A00 bottom by the driving-chain wheels M10 of frame A00 both upper ends thereof, lifting weight set A10 respectively lower bolster E00 shaping with first and the second shaping lower bolster F00 is connected, for service hoisting cylinder B10 rise and fall, by the lifting of lifting cylinder B10, the first shaping lower bolster E00 and the second shaping lower bolster F00 is driven to move up and down; Described patrix connecting plate B00 is fixed on the slide unit P00 of band slide block, and slide unit P00 is fixedly mounted on frame A00, and slide unit P00 is arranged on A20 on the guide frame beam of band line slideway A30 by slide block, and slide unit P00 is also connected with horizontal air cylinder B20; By horizontal air cylinder B20 translational motion, the first shaping upper air chamber C00 and the second shaping upper air chamber D00 is driven to do horizontal movement, thus drive the shaping upper template horizontal movement be arranged on the first shaping upper air chamber C00 and the second shaping upper air chamber D00, align matched moulds or parting with the first shaping lower bolster E00 and the second shaping lower bolster F00; Described first shaping upper air chamber C00 and the second shaping upper air chamber D00 is independently arranged, and is all fixed on patrix connecting plate B00; Described first shaping lower bolster E00 and the second shaping lower bolster F00 is wholely set, and is all fixed on the bottom of installing rack M00; Described first shaping upper air chamber C00 is connected with the first patrix air chamber pipeline G00, second shaping upper air chamber D00 is connected with the second patrix air chamber pipeline H00, first shaping lower bolster E00 is connected with the first counterdie pipeline I00, and the second shaping lower bolster F00 is connected with the second counterdie pipeline J00; Described first patrix air chamber pipeline G00, the second patrix air chamber pipeline H00, the first counterdie pipeline I00 are connected with compressed air supply system with the second counterdie pipeline J00, and compressed air supply system is connected with air-path control system; Described first patrix air chamber pipeline G00, the second patrix air chamber pipeline H00, the first counterdie pipeline I00 are connected with vacuum suction pipeline N00 with the second counterdie pipeline J00, the external vacuum suction device of described vacuum suction pipeline N00.
Described different shaping upper template is separately fixed on the first shaping upper air chamber C00 and the second shaping upper air chamber D00, like this, shaping different paper pulp moulding product while of just can be implemented on a paper pulp model formation machine, particularly to the paper pulp moulding packing combined by two pieces, can realize producing, owing to being produce simultaneously, the hardness that product obtains is all identical with other conditions of molding simultaneously, the combination of follow-up two pieces paper pulp moulding product is mated more, the better quality of product.
As shown in Figure 4 and Figure 5, described compressed air supply system comprises compressed air reservoir K10 and connecting line K20, and described first patrix air chamber pipeline G00, the second patrix air chamber pipeline H00, the first counterdie pipeline I00 are connected with compressed air reservoir K10 by connecting line K20 with the second counterdie pipeline J00.
Carrying out work to control separately whether connect compressed air to the first shaping upper air chamber C00, the second shaping upper air chamber D00, the first shaping lower bolster E00 and the second shaping lower bolster F00 respectively, describedly on the first patrix air chamber pipeline G00, the second patrix air chamber pipeline H00, the first counterdie pipeline I00 and the second counterdie pipeline J00, being all provided with the first pneumatic angle pedestal valve K30 controlling compressed air whether air inlet.
Carrying out work to control separately whether connect vacuum to the first shaping upper air chamber C00 and the second shaping upper air chamber D00 respectively, describedly on the first patrix air chamber pipeline G00 and the second patrix air chamber pipeline H00, being all provided with the second pneumatic angle pedestal valve K40 controlling vacuum whether air inlet.
Carrying out work to control separately whether connect vacuum to the first shaping lower bolster E00 and the second shaping lower bolster F00 respectively, described first counterdie pipeline I00 and the second counterdie pipeline J00 being provided with the Pneumatic butterfly valve K50 controlling vacuum whether air inlet.
In order to provide sufficient compressed air in real time, described compressed air reservoir K10, by air inlet pipeline external compressed air, conveniently regulates the air supply in compressed air reservoir K10, described air inlet pipeline is provided with gas control valve K60.
As shown in Figure 6, described air-path control system comprises air-path control system cabinet L10, the electromagnetic valve group L20 of the different gas circuit of multiple control and source of the gas three linked piece L30, described multiple electromagnetic valve group L20 is arranged in air-path control system cabinet L10, multiple electromagnetic valve group L20 is connected with source of the gas three linked piece L30, source of the gas three linked piece L30 is connected with compressed air reservoir K10, controls the compressed air supply in compressed air reservoir K10.
Described electromagnetic valve group L20 comprises multiple electromagnetic valve, and in the present embodiment, described electromagnetic valve is two-position-five-way solenoid valve, controls the first pneumatic angle pedestal valve K30 and the second pneumatic angle pedestal valve K40 opens fast or closes air-channel system by different two-position-five-way solenoid valves.
Conveniently discharging, the paper pulp model formation machine that described double-template, two gas circuit control also comprises splicing platform (not shown in FIG.), by horizontal air cylinder B20 translational motion, the first shaping upper air chamber C00 and the second shaping upper air chamber D00 is driven to do horizontal movement, thus drive the shaping upper template horizontal movement be arranged on the first shaping upper air chamber C00 and the second shaping upper air chamber D00, drive above shaping upper template movement to splicing platform and carry out discharging.
The course of work of the paper pulp model formation machine that this double-template, two gas circuit control is as follows: (1) midge work: lifting cylinder B10 declines, installing rack M00 moves down, first shaping lower bolster E00 and the second shaping lower bolster F00 sinks to slurry case, simultaneously installing rack M00 drives two ends to promote weight set A10 by the driving-chain wheels M10 at chain and frame A00 two ends to rise, and immerses the pulp-water that slurry case causes splash for cushioning the first shaping lower bolster E00 and the second shaping lower bolster F00; After lifting cylinder B10 stops decline, two Pneumatic butterfly valve K50 for controlling the first shaping lower bolster E00 and the second shaping lower bolster F00 vacuum open, for controlling the first shaping lower bolster E00 and the compressed-air actuated first pneumatic angle pedestal valve K30 of the second shaping lower bolster F00 closes, by vacuum, the first shaping lower bolster E00 and the second shaping lower bolster F00 carries out midge.(2) dewatering work: after midge, lifting cylinder B10 rises, installing rack M00 moves up, first shaping lower bolster E00 and the second shaping lower bolster F00 rises from slurry case liquid level, dewater to centre position, installing rack M00 drives two ends to promote weight set A10 decline, for increasing installing rack M00 lifting force upwards by the driving-chain wheels M10 at chain and frame A00 two ends simultaneously; Now the duty of each gas circuit and midge duty constant.(3) matched moulds work is shifted: after having dewatered, lifting cylinder B10 drives the first shaping lower bolster E00 and the second shaping lower bolster F00 to rise, with the first shaping upper plate and the second shaping upper plate matched moulds, at this moment, Pneumatic butterfly valve K50 for control first shaping lower bolster E00 and the second shaping lower bolster F00 vacuum closes, for controlling the first shaping lower bolster E00 and the compressed-air actuated first pneumatic angle pedestal valve K30 of the second shaping lower bolster F00 opens, the second pneumatic angle pedestal valve K40 for controlling the first shaping upper plate and the second shaping upper plate vacuum opens, for controlling the first shaping upper plate and the compressed-air actuated first pneumatic angle pedestal valve K30 of the second shaping upper plate closes, transferred product is on the first shaping upper plate and the second shaping upper plate.(4) discharging work is shifted out; After transferred product to shaping upper plate, horizontal air cylinder B20 drives the first shaping upper plate and the second shaping upper plate level to move, thus drives the first shaping upper plate and the second shaping upper plate to move to above splicing platform; At this moment for controlling the first shaping upper plate and the compressed-air actuated first pneumatic angle pedestal valve K30 of the second shaping upper plate opens, the second pneumatic angle pedestal valve K40 for controlling the first shaping upper plate and the second shaping upper plate vacuum closes, product departs from the first shaping upper plate and the second shaping upper plate is transferred on splicing platform, completes the whole course of work.
This forming machine have employed independently shaping upper double-template, compressed air, the vacuum distribution system of individually adjusted control shaping upper and shaping counterdie, and by two cover air-channel systems, reasonable distribution compressed air and vacuum, reduce the consumption of the energy; Make the machine originally can only producing a kind of product, the product of two kinds of different sizes can be produced, be particularly conducive to producing the paper pulp moulding packing products by two part, aborning, avoid frequent more mold exchange, decrease the time of installation mold and adjustment mould, improve production efficiency.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. the paper pulp model formation machine that controls of a double-template, two gas circuit, it is characterized in that, frame, installing rack, patrix connecting plate, the first shaping upper air chamber, the second shaping upper air chamber, the first shaping lower bolster, the second shaping lower bolster, the first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline, the second counterdie pipeline, compressed air supply system, air-path control system and vacuum suction pipeline; Described installing rack is arranged in frame, is connected with lifting cylinder; Installing rack is fixed with chain, is connected by the driving-chain wheels at upper rack two ends with the lifting weight set being arranged on frame lower two ends, lower bolster shaping with first and the second shaping lower bolster are connected respectively to promote weight set; Described patrix connecting plate is fixed on the slide unit of band slide block, slide unit is fixedly mounted on frame, slide unit is arranged on the guide frame beam of band line slideway by slide block, and slide unit is also connected with horizontal air cylinder, drives shaping upper and lower die alignment matched moulds or parting by horizontal air cylinder translational motion; Described first shaping upper air chamber and the second shaping upper air chamber are independently arranged, and are all fixed on patrix connecting plate; Described first shaping lower bolster and the second shaping lower bolster are all fixed on the bottom of installing rack; Described first shaping upper air chamber is connected with the first patrix air chamber pipeline, and the second shaping upper air chamber is connected with the second patrix air chamber pipeline, and the first shaping lower bolster is connected with the first counterdie pipeline, and the second shaping lower bolster is connected with the second counterdie pipeline; Described first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline are all connected with compressed air supply system with the second counterdie pipeline, and compressed air supply system is connected with air-path control system; Described first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline are all connected with vacuum suction pipeline with the second counterdie pipeline, the external vacuum suction device of described vacuum suction pipeline.
2. the paper pulp model formation machine of double-template according to claim 1, the control of two gas circuit, it is characterized in that, described first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline and the second counterdie pipeline are all provided with the first pneumatic angle pedestal valve controlling compressed air whether air inlet.
3. the paper pulp model formation machine that controls of double-template according to claim 1, two gas circuit, is characterized in that, described first patrix air chamber pipeline and the second patrix air chamber pipeline is all provided with the second pneumatic angle pedestal valve controlling vacuum whether air inlet.
4. the paper pulp model formation machine that controls of double-template according to claim 1, two gas circuit, is characterized in that, described first counterdie pipeline and the second counterdie pipeline is all provided with the Pneumatic butterfly valve controlling vacuum whether air inlet.
5. the paper pulp model formation machine that the double-template according to claim 1-4 any one, two gas circuit control, it is characterized in that, described first shaping lower bolster and the second shaping lower bolster are wholely set.
6. the paper pulp model formation machine that the double-template according to claim 1-4 any one, two gas circuit control, it is characterized in that, described compressed air supply system comprises compressed air reservoir and connecting line, and described first patrix air chamber pipeline, the second patrix air chamber pipeline, the first counterdie pipeline are all connected with compressed air reservoir by connecting line with the second counterdie pipeline.
7. the paper pulp model formation machine of double-template according to claim 6, the control of two gas circuit, it is characterized in that, described compressed air reservoir, by air inlet pipeline external compressed air, described air inlet pipeline is provided with gas control valve.
8. the paper pulp model formation machine that the double-template according to claim 1-4 any one, two gas circuit control, it is characterized in that, described air-path control system comprises air-path control system cabinet, multiple electromagnetic valve group and source of the gas three linked piece, multiple electromagnetic valve group controls different gas circuit, described multiple electromagnetic valve group is arranged in air-path control system cabinet, multiple electromagnetic valve group is all connected with source of the gas three linked piece, and source of the gas three linked piece is connected with compressed air reservoir.
9. the paper pulp model formation machine of double-template according to claim 8, the control of two gas circuit, it is characterized in that, described electromagnetic valve group comprises multiple electromagnetic valve, and described electromagnetic valve is two-position-five-way solenoid valve.
10. the paper pulp model formation machine that the double-template according to claim 1-4 any one, two gas circuit control, is characterized in that, the paper pulp model formation machine that described double-template, two gas circuit control also comprises splicing platform.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310135284.0A CN103255684B (en) | 2013-04-18 | 2013-04-18 | Pulp molding forming machine with double templates and double-gas-circuit control |
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| CN201310135284.0A CN103255684B (en) | 2013-04-18 | 2013-04-18 | Pulp molding forming machine with double templates and double-gas-circuit control |
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| CN103255684B true CN103255684B (en) | 2015-07-01 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107815931B (en) * | 2017-05-19 | 2019-07-26 | 杭州百路纸品有限公司 | Paper pulp model formation machine and drying all-in-one paper pulp molding forming device and method |
| CN108951304B (en) * | 2018-07-27 | 2023-08-25 | 厦门中乾机械有限公司 | Full-automatic energy-saving paper mold package left-right shaping and drying production equipment and technology |
| CN112728912A (en) * | 2020-12-30 | 2021-04-30 | 青岛鸿铭智能装备科技有限公司 | Paper pulp molding product drying system |
| CN114318956A (en) * | 2021-12-31 | 2022-04-12 | 珠海格力智能装备有限公司 | Control structure of molding apparatus, programming method, and non-volatile storage medium |
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| CN2244064Y (en) * | 1996-01-12 | 1997-01-01 | 魏福祥 | Fully automatic forming machine for paper pulp moulding fast food dinner pail |
| CN202279998U (en) * | 2011-10-25 | 2012-06-20 | 佛山华工祥源环保包装有限公司 | Reverse pulp-suction forming machine dumping gear |
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| CN203222706U (en) * | 2013-04-18 | 2013-10-02 | 佛山华工祥源环保包装有限公司 | Pulp molding forming machine controlled by double templates and double air circuits |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100790955B1 (en) * | 2006-02-23 | 2008-01-03 | 주식회사고려자동화 | Turning type pulp molding apparatus on straight table |
| KR20090010711U (en) * | 2008-04-17 | 2009-10-21 | 유이상 | Device for transfering bed of pulp mould system |
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|---|---|---|---|---|
| CN2244064Y (en) * | 1996-01-12 | 1997-01-01 | 魏福祥 | Fully automatic forming machine for paper pulp moulding fast food dinner pail |
| CN202279998U (en) * | 2011-10-25 | 2012-06-20 | 佛山华工祥源环保包装有限公司 | Reverse pulp-suction forming machine dumping gear |
| CN102677550A (en) * | 2012-05-23 | 2012-09-19 | 陆息余 | Improved semiautomatic paper-pulp molder |
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Effective date of registration: 20211130 Address after: 526238 zone 02 [cluster enterprise (Zhaoqing Feiying residence custody service Co., Ltd)] prepared by the office on the second floor of the additional shop, building 2-3, Dehua garden, Yingbin Avenue, Dawang District, Zhaoqing City, Guangdong Province Patentee after: Guangdong Huagong Huanyuan Intelligent Technology Co.,Ltd. Address before: 528143 land 48-7, Datang Park, Sanshui Industrial Zone, Foshan City, Guangdong Province Patentee before: Foshan Huagong Xiangyuan Environmental Protection Packaging Co.,Ltd. |