CN110341116B - Injection mold of plastic prefabricated part - Google Patents
Injection mold of plastic prefabricated part Download PDFInfo
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- CN110341116B CN110341116B CN201910772736.3A CN201910772736A CN110341116B CN 110341116 B CN110341116 B CN 110341116B CN 201910772736 A CN201910772736 A CN 201910772736A CN 110341116 B CN110341116 B CN 110341116B
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- control
- control block
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- mold
- opening
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- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
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- 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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
Abstract
The invention provides an injection mold of a plastic prefabricated part, which comprises a male mold, a female mold, a shell, an elastic part and a clamping mechanism, wherein two ends of the female mold are respectively provided with a limiting block, the clamping mechanism is positioned between the two limiting blocks, the clamping mechanism comprises two clamping parts which are oppositely arranged, the elastic part is positioned between the clamping mechanism and the limiting blocks, the elastic part enables the two clamping parts to have the trend of approaching to each other, and when the male mold and the female mold are closed, the male mold enables the two clamping parts to be away from each other, so that two third control blocks on the two clamping parts are close to each other to fix the shell. The injection mold for the plastic prefabricated part provided by the invention is provided with the clamping mechanism which is convenient to disassemble, the male mold and the female mold are matched and opened to realize the fixation and loosening of the shell, no additional operation step is needed, the structure is simple, the operation is convenient, and the working time is greatly saved.
Description
Technical Field
The invention relates to the field of molds, in particular to an injection mold of a plastic prefabricated part.
Background
The in-mold decoration injection molding is a process for synchronously finishing the plastic injection molding and surface coating of a part, firstly, a pattern coated on the surface is formed on a plastic substrate, then the plastic substrate coated on the surface is fixed on a plastic suction mold, a three-dimensional thin shell is generated by heating, then the three-dimensional thin shell is fixed on a mold cavity of a female mold, a male mold and the female mold are closed, then a plastic material is injected into the mold, and the plastic material and the three-dimensional thin shell are melted into a whole to form the plastic part with the surface coating.
The inventor finds in research that the existing clothes drying rack has at least the following disadvantages: utilize the mould to fix around the plastics substrate in the processing procedure of moulding plastics now, and the activity of mould is all fixed by the bolt, very loaded down with trivial details when dismantling and installing, waste man-hour.
Disclosure of Invention
The embodiment of the invention aims to provide an injection mold of a plastic prefabricated part, which aims to solve the problem that the existing injection mold of the plastic prefabricated part is very troublesome in mounting and dismounting a plastic substrate.
The embodiment of the invention is realized by the following steps:
in view of the above object, an embodiment of the present invention provides an injection mold for plastic preforms, including:
a male mold having at least one runner and at least one top outlet;
the female die is provided with two limiting blocks, and the two limiting blocks are respectively positioned at two ends of the female die;
one end of each elastic piece is abutted to one limiting block;
a housing;
fixture, fixture is located two between the stopper, fixture includes the clamping part of two relative settings, every the clamping part includes:
the first control blocks are connected with the other ends of the elastic pieces, the elastic pieces enable the first control blocks to have a trend of being far away from the limiting blocks, so that the two first control blocks have a trend of being close to each other, inclined surfaces are arranged on the first control blocks and are positioned on one sides of the first control blocks, which face to the other first control block, and when the male die and the female die are closed, the male die pushes the two first control blocks to be far away from each other through the inclined surfaces;
the second control block is connected with the master die in a sliding mode, the second control block slides relative to the master die along the direction of a connecting line of the two limiting blocks, and the first control block is located at the first end of the second control block; and
and the third control block is positioned at the second end of the second control block, so that the third control block is positioned between the first control block and the third control block on the other clamping part, and when the two first control blocks are far away from each other, the two third control blocks are close to each other to fix the shell.
The injection mold of the plastic prefabricated part provided by the invention is provided with the clamping mechanism convenient to disassemble, when the injection mold is used, the shell is placed on the second control block, the shell is positioned between the two third control blocks, when the male mold and the female mold are closed, the male mold pushes the two first control blocks to be away from each other, the two third control blocks are close to each other and fix the shell, when the male mold is separated from the female mold, the two first control blocks are close to each other under the action of the elastic part, the two third control blocks are away from each other, and the shell is loosened.
In one implementation of this embodiment: the second control block is provided with a first opening and a second opening, the second opening and the second opening are arranged at intervals along the length direction of the second control block, and the first opening is positioned between the second opening and the first control block;
the injection mold of the plastic preform further comprises:
the ejection part is rotatably connected with the female die, a first end of the ejection part is positioned in the first opening, a second end of the ejection part is positioned in the second opening, when the two first control blocks are close to each other, the second control block pushes the first end of the ejection part to protrude out of the first opening along one side of the second control block, which is far away from the female die, so that the shell is separated from the second control block, and when the two first control blocks are far away from each other, the second control block pushes the first end of the ejection part to return to the first opening.
The shell is fixed on the second control block, when the second control block moves relative to the female die, the second control block can push the first end of the ejection part to protrude out of the surface of the second control block, when the first end of the ejection part extends out of the first opening, the shell can be separated from the second control block, the ejection parts corresponding to the two clamping parts can respectively act on the two ends of the shell, and therefore the shell can be better separated from the second control block.
In one implementation of this embodiment: the ejection part is arc-shaped, and the inner side of the ejection part faces the second control block.
Be curved ejection portion and can conveniently install with the master model, only need open up a less cavity ejection portion and just can rotate smoothly this moment in the master model, and curved ejection portion when contacting with the second control block, also more level and smooth, can let ejection portion's rotation more steady, avoid causing the damage to the casing, when the compound die, arc portion is under self gravity and the promotion of second control block, can make its first end get back to in the first opening, avoid causing the influence to moulding plastics.
In one implementation of this embodiment: the side wall of the second opening, which is close to the first opening, is provided with an arc surface, and the shape of the arc surface is the same as that of the inner surface of the ejection part.
The cambered surface in the second opening is matched with the arc-shaped ejection part, so that the rotating stability of the ejection part can be further improved.
In one implementation of this embodiment: the end face of the first end of the ejection part is obliquely arranged, so that when the two first control blocks are far away from each other to the farthest distance, the end face of the first end of the ejection part is parallel to the female die.
Therefore, the contact area between the ejection part and the shell can be increased, and the shell is prevented from being damaged.
In one implementation of this embodiment: a chamfer is arranged on the inner side of the first end of the ejection part.
The contact between the ejection part and the shell can be softer due to the arrangement of the chamfer, so that the shell is prevented from being damaged.
In one implementation of this embodiment: the width of the projection of the inclined surface towards the female die is smaller than the width of the third control block.
This ensures that the first control block does not contact the housing until the housing is completely clear of the female mold.
In one implementation of this embodiment: the length of the third control block is equal to that of the first control block, a through hole is formed in the third control block, and the second control block on the other clamping part penetrates through the through hole to connect the first control block and the third control block in the clamping part.
The length of the third control blocks is larger than or equal to the width of the shell, and the two third control blocks respectively form clamping force to the shell from two ends of the shell, so that the shell can be prevented from being deformed.
In one implementation of this embodiment: the number of the second control blocks is two, and the two second control blocks are arranged at intervals along the length direction of the first control block.
The second control blocks on the two clamping parts are arranged in a staggered mode, so that the pulling force of the second control blocks on the third control blocks can be more stable, and the pressure of the third control blocks on the shell can be more uniform.
In one implementation of this embodiment: a groove is formed in one side, facing the third control block, of the first control block, and the groove extends along the length direction of the first control block.
The groove can enable the third control block to enter the groove, the shell is convenient to mount at the moment, and meanwhile, the concave depth of the groove can control the sliding distance of the clamping part.
Compared with the prior art, the invention has the following beneficial effects:
the injection mold of the plastic prefabricated part provided by the invention is provided with the clamping mechanism convenient to disassemble, when the injection mold is used, the shell is placed on the second control block, the shell is positioned between the two third control blocks, when the male mold and the female mold are closed, the male mold pushes the two first control blocks to be away from each other, the two third control blocks are close to each other and fix the shell, when the male mold is separated from the female mold, the two first control blocks are close to each other under the action of the elastic part, the two third control blocks are away from each other, and the shell is loosened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following brief description of the drawings which are needed for practical purposes will be made, and it is obvious that the drawings described below are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view showing an open mold of an injection mold for plastic preforms provided in example 1 of the present invention;
FIG. 2 is a schematic view showing a mold closing operation of an injection mold for plastic preforms according to embodiment 1 of the present invention;
FIG. 3 is a plan view showing a master model provided in example 1 of the present invention;
FIG. 4 is a schematic diagram of a male mold provided in embodiment 1 of the present invention;
fig. 5 shows a schematic view of a clamping portion provided in embodiment 1 of the present invention;
fig. 6 shows a cross-sectional view of a grip provided in embodiment 1 of the present invention;
fig. 7 shows a cross-sectional view of the ejector provided in embodiment 1 of the present invention.
In the figure: 101-male die; 102-a master mold; 103-a limiting block; 104-a housing; 105-an elastic member; 106-a clamping part; 107-the ejector part; 108-pouring channel; 109-top outlet; 110 — a first control block; 111-a second control block; 112-a third control block; 113-a first opening; 114-a second opening; 115-through holes; 116-a bevel; 117-groove.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described above with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the above detailed description of the embodiments of the invention presented in the drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature may be present on or under the second feature in direct contact with the first and second feature, or may be present in the first and second feature not in direct contact but in contact with another feature between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
Example 1
Referring to fig. 1 to 7, an embodiment of the present embodiment provides an injection mold for a plastic preform, including a male mold 101, a female mold 102, a housing 104, an elastic member 105, a clamping mechanism, and an ejection portion 107.
Referring to fig. 4, the male mold 101 has at least one runner 108 and at least one top outlet 109.
Referring to fig. 1 to 3, the female die 102 is provided with two stoppers 103 and a cavity, and the two stoppers 103 are respectively located at two ends of the female die 102.
Referring to fig. 1 to 3, the number of the elastic members 105 is two or more, one end of each elastic member 105 abuts against one of the limiting blocks 103, the elastic members 105 may be springs in a compressed state, and each limiting block 103 is connected to two elastic members 105.
Referring to fig. 1, 3, 5 and 6, the clamping mechanism is located between the two limiting blocks 103, the clamping mechanism includes two clamping portions disposed oppositely, and each clamping portion includes a first control block 110, a second control block 111 and a third control block 112.
The first control block 110 is connected with the other end of the elastic piece 105, the elastic piece 105 enables the first control block 110 to have a trend of being far away from the limiting block 103, so that the two first control blocks 110 have a trend of being close to each other, the first control block 110 is provided with an inclined surface 116, the inclined surface 116 is positioned on one side, facing the other first control block 110, of the first control block 110, and when the male die 101 and the female die 102 are closed, the male die 101 pushes the two first control blocks 110 to be far away from each other through the inclined surface 116.
The second control block 111 is connected with the master die 102 in a sliding manner, the second control block 111 slides relative to the master die 102 along the direction of a connecting line of the two limit blocks 103, and the first control block 110 is positioned at the first end of the second control block 111; the second control block 111 is provided with a first opening 113 and a second opening 114, the first opening 113 and the second opening 114 are arranged at intervals along the length direction of the second control block 111, and the first opening 113 is located between the second opening 114 and the first control block 110.
The third control block 112 is located at a second end of the second control block 111 such that the third control block 112 is located between the first control block 110 and the third control block 112 on the other clamping portion 106, and when the two first control blocks 110 are moved away from each other, the two third control blocks 112 are moved closer to each other to secure the housing 104.
The ejecting part 107 is rotatably connected with the female die 102, a first end of the ejecting part 107 is positioned in the first opening 113, a second end of the ejecting part 107 is positioned in the second opening 114, when the two first control blocks 110 approach each other, the second control block 111 pushes the first end of the ejecting part 107 to protrude out of the first opening 113 along one side of the second control block 111 away from the female die 102, so that the shell 104 is separated from the second control block 111, and when the two first control blocks 110 move away from each other, the second control block 111 pushes the first end of the ejecting part 107 to return to the first opening 113.
The width of the first opening 113 is greater than the width of the first end of the ejection portion 107, and the minimum width of the second opening 114 is greater than the width of the second end of the ejection portion 107.
The injection mold of the plastic preform provided by this embodiment is designed with a clamping mechanism convenient to detach, when in use, the housing 104 is placed on the second control block 111, at this time, the housing 104 is located between the two third control blocks 112, when the male mold 101 and the female mold 102 are closed, the male mold 101 pushes the two first control blocks 110 to move away from each other, at this time, the two third control blocks 112 move close to each other and fix the housing 104, when the male mold 101 is separated from the female mold 102, the two first control blocks 110 move close to each other under the action of the elastic member 105, at this time, the two third control blocks 112 move away from each other, and the fixing of the housing 104 is released.
Since the housing 104 is fixed on the second control block 111, when casting is performed, the plastic liquid has a high temperature, and the housing 104 may not be easily separated from the second control block 111, and when the second control block 111 moves relative to the master mold 102, the second control block 111 pushes the first end of the ejection part 107 to protrude out of the surface of the second control block 111, and when the first end of the ejection part 107 protrudes out of the first opening 113, the housing 104 may be separated from the second control block 111, and the ejection parts 107 corresponding to the two clamping parts 106 may respectively act on two ends of the housing 104, so that the housing 104 is better separated from the second control block 111.
In one embodiment of this embodiment, the ejecting portion 107 has an arc shape, and the inner side of the ejecting portion 107 is disposed toward the second control block 111. Being curved ejecting portion 107 can conveniently install with master model 102, only need to open up a less cavity ejecting portion 107 and just can rotate smoothly in master model 102 this moment, and curved ejecting portion 107 is when contacting with second control block 111, also more level and smooth, can let ejecting portion 107 rotate more steadily, avoid causing the damage to casing 104, when the compound die, curved portion is under self gravity and the promotion of second control block 111, can make its first end get back to in first opening 113, avoid causing the influence to moulding plastics.
In one embodiment of the present embodiment, the side wall of the second opening 114 close to the first opening 113 is provided as a cambered surface, and the shape of the cambered surface is the same as the inner surface of the ejection part 107. The cambered surface in the second opening 114 is matched with the ejection part 107 which is in the shape of an arc, so that the rotation stability of the ejection part 107 can be further improved.
In one embodiment of this embodiment, the end surface of the first end of the ejecting part 107 is disposed obliquely, so that when the two first control blocks 110 are away from each other to the farthest distance, the end surface of the first end of the ejecting part 107 is parallel to the mother die 102, and the inner side of the first end of the ejecting part 107 is provided with a chamfer. This can increase the contact area between the ejector 107 and the housing 104, thereby preventing damage to the housing 104. The chamfer can make the contact between the ejection part 107 and the shell 104 softer, thereby avoiding damage to the shell 104.
In one implementation of this embodiment, the width of the projection of the chamfer 116 toward the master mold 102 is less than the width of the third control block 112. This ensures that the first control block 110 does not contact the housing 104 until the housing 104 is completely clear of the female mold half 102.
In one embodiment of this embodiment, the length of the third control block 112 is equal to the length of the first control block 110, a through hole 115 is provided on the third control block 112, and the second control block 111 on the other clamping portion 106 passes through the through hole 115 to connect the first control block 110 and the third control block 112 therein. The length of the third control block 112 is greater than or equal to the width of the housing 104, and the two third control blocks 112 respectively form a clamping force to the housing 104 from the two ends of the housing 104, so that the housing 104 can be prevented from being deformed.
In one implementation manner of this embodiment, the second control blocks 111 are provided in two, and the two second control blocks 111 are provided at intervals along the length direction of the first control block 110. The second control blocks 111 on the two clamping parts 106 are arranged in a staggered manner, so that the pulling force of the second control blocks 111 on the third control blocks 112 can be more smooth, and the pressure of the third control blocks 112 on the shell 104 can be more uniform. Of course, it is only one embodiment of the present embodiment to provide the second control block 111 in two, and it is also possible to provide the second control block 111 in more, and the second control block 111 may be provided in a bar shape.
In one embodiment of the present embodiment, a side of the first control block 110 facing the third control block 112 is provided with a groove 117, and the groove 117 extends along a length direction of the first control block 110. The groove 117 is configured to allow the third control block 112 to enter the groove 117, so that the housing 104 is convenient to install, and the recessed depth of the groove 117 can control the sliding distance of the clamping portion 106.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An injection mold for plastic preforms, comprising:
a male mold having at least one runner and at least one top outlet;
the female die is provided with two limiting blocks, and the two limiting blocks are respectively positioned at two ends of the female die;
one end of each elastic piece is abutted to one limiting block;
a housing;
fixture, fixture is located two between the stopper, fixture includes the clamping part of two relative settings, every the clamping part includes:
the first control blocks are connected with the other ends of the elastic pieces, the elastic pieces enable the first control blocks to have a trend of being far away from the limiting blocks, so that the two first control blocks have a trend of being close to each other, inclined surfaces are arranged on the first control blocks and are positioned on one sides of the first control blocks, which face to the other first control block, and when the male die and the female die are closed, the male die pushes the two first control blocks to be far away from each other through the inclined surfaces;
the second control block is connected with the master die in a sliding mode, slides relative to the master die along the direction of a connecting line of the two limiting blocks, is positioned at the first end of the second control block, is provided with a first opening and a second opening, and is arranged at intervals along the length direction of the second control block, and the first opening is positioned between the second opening and the first control block; the injection mold of the plastic prefabricated part further comprises an ejection part, the ejection part is rotatably connected with the female mold, a first end of the ejection part is positioned in the first opening, a second end of the ejection part is positioned in the second opening, when the two first control blocks are close to each other, the second control block pushes the first end of the ejection part to protrude out of the first opening along one side of the second control block, which is far away from the female mold, so that the shell is separated from the second control block, and when the two first control blocks are far away from each other, the second control block pushes the first end of the ejection part to return to the first opening; and
and the third control block is positioned at the second end of the second control block, so that the third control block is positioned between the first control block and the third control block on the other clamping part, and when the two first control blocks are far away from each other, the two third control blocks are close to each other to fix the shell.
2. An injection mold for plastic preforms as claimed in claim 1, characterised in that the ejector part is curved, the inner side of the ejector part being arranged towards the second control block.
3. An injection mold for a plastic preform according to claim 2, wherein the side wall of the second opening adjacent to the first opening is provided as a curved surface, and the curved surface has the same shape as the inner surface of the ejector.
4. An injection mold for a plastic preform according to claim 1, wherein the end surface of the first end of the ejector part is disposed obliquely so that the end surface of the first end of the ejector part is parallel to the master mold when the two first control blocks are away from each other to the farthest distance.
5. An injection mold for a plastic preform according to claim 4, wherein an inner side of the first end of the ejector is provided with a chamfer.
6. An injection mold for a plastic preform according to claim 1, wherein a projection of the chamfer towards the master mold has a width smaller than a width of the third control block.
7. An injection mold for plastic preforms as claimed in claim 1, wherein the third control piece has a length equal to the length of the first control piece, and is provided with a through hole, and the second control piece of the other clamping portion passes through the through hole to connect the first and third control pieces therein.
8. An injection mold for plastic preforms as claimed in claim 7, wherein the second control blocks are provided in two, two spaced apart along the length of the first control block.
9. An injection mould for a plastic preform according to claim 8, wherein a side of the first control piece facing the third control piece is provided with a groove extending in the length direction of the first control piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910772736.3A CN110341116B (en) | 2019-08-21 | 2019-08-21 | Injection mold of plastic prefabricated part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910772736.3A CN110341116B (en) | 2019-08-21 | 2019-08-21 | Injection mold of plastic prefabricated part |
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| Publication Number | Publication Date |
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| CN110341116A CN110341116A (en) | 2019-10-18 |
| CN110341116B true CN110341116B (en) | 2020-07-10 |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0270415A (en) * | 1988-09-06 | 1990-03-09 | Fujitsu Ltd | Mold die |
| JP5363229B2 (en) * | 2009-07-27 | 2013-12-11 | タイガースポリマー株式会社 | Injection molding method |
| CN203818493U (en) * | 2013-09-30 | 2014-09-10 | 深圳铭锋达精密技术有限公司 | Injection mold with secondary rapid ejection mechanisms |
| CN206493516U (en) * | 2017-01-10 | 2017-09-15 | 广州维思车用部件有限公司 | Injection mold with metal insert |
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Effective date of registration: 20200616 Address after: No. 112 and 113, building 2, tianfulai international industrial city, No. 3, Changfu West Road, Ronggui Rongli neighborhood committee, Shunde District, Foshan City, Guangdong Province Applicant after: Foshan Dejin plastic products Co., Ltd Address before: Room 1103, No.37, Zhenxing Road, Dagang Town, Nansha District, Guangzhou City, Guangdong Province Applicant before: Lai Huimei |
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