CN111890642A - EVA jets out two take-up housing moulds of one shot forming - Google Patents
EVA jets out two take-up housing moulds of one shot forming Download PDFInfo
- Publication number
- CN111890642A CN111890642A CN202010787927.XA CN202010787927A CN111890642A CN 111890642 A CN111890642 A CN 111890642A CN 202010787927 A CN202010787927 A CN 202010787927A CN 111890642 A CN111890642 A CN 111890642A
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- Prior art keywords
- die
- base
- fixed
- sliding block
- column
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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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
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
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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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/08—Copolymers of ethylene
- B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
Abstract
The invention relates to an EVA injection one-step molding two-opening sliding block die, which comprises a top plate, a movable die, a fixed plate, a sliding block and a base, wherein the movable die is fixedly arranged at the right part of the lower surface of the top plate, the fixed plate is fixedly arranged at two sides of the movable die, one side of the fixed plate is fixedly provided with a wedge block, the middle part of the lower surface of the top plate is provided with a guide pillar, the sliding block is arranged below the guide pillar and is arranged on the base in a sliding manner, a through hole for the guide pillar to pass through is arranged in the sliding block, the bottom side of the fixed die is provided with the fixed die plate, a workpiece is arranged between the fixed die and the movable die, a demoulding assembly is arranged below the workpiece, the upper surface of the base is provided with a guide pillar hole, a spring is horizontally embedded in the base, the left part of the upper surface of the base is provided with, the stability of the fit between the fixed die and the movable die is improved, and the product quality is improved.
Description
Technical Field
The invention relates to an EVA injection one-step molding two-opening sliding block die.
Background
The two-open slide block die comprises a top plate, a movable die, a fixed plate, a slide block and a base, wherein the two-open slide block die is widely used at present, and in the using process of the two-open slide block die, workpieces are not easy to demould, the operation process is complex, the working efficiency is reduced, the matching between the fixed die and the movable die is not stable enough, the product quality is reduced, and therefore improvement is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an efficient EVA injection one-step forming two-opening sliding block die.
The technical scheme of the invention is realized as follows: the utility model provides a EVA jets out two opening slide block moulds of one shot forming, includes roof, movable mould, cover half, fixed plate, slider and base, its characterized in that: the movable die is fixedly arranged at the right part of the lower surface of the top plate, the fixed plate is fixedly arranged at two sides of the movable die, one side of the fixed plate is fixedly provided with a wedging block, the middle part of the lower surface of the top plate is provided with a guide pillar, one end of the guide pillar is fixedly connected with the top plate, the other end of the guide pillar inclines towards the left lower side, the slide block is arranged below the guide pillar and is arranged on the base in a sliding manner, a through hole for the guide pillar to pass through is arranged in the slide block, the fixed die is arranged below the movable die, the bottom side of the fixed die is provided with a fixed die plate, the fixed die and the fixed die plate are both fixedly arranged at the right part of the upper surface of the base, a workpiece is arranged between the fixed die and the movable die, a demoulding assembly is arranged below the workpiece, the upper surface of the base is provided with a guide pillar hole, the left end of the spring is abutted against the right side wall of the sliding block, the left part of the upper surface of the base is provided with a limiting bolt, the lower surface of the sliding block is provided with a limiting groove matched with the limiting bolt, the demoulding component comprises a jacking column, the jacking column is positioned below a workpiece and is connected with the base in a penetrating way, one end of the jacking column, far away from the workpiece, is provided with a roller, the left side and the right side of the lower surface of the base are respectively provided with a supporting column, a supporting base is arranged below the supporting columns, one end of each supporting column, far away from the base, is fixedly connected with the supporting base, the upper surface of the supporting base is provided with a groove, a sliding rod is fixedly arranged in the groove, two supporting rods are sleeved on the sliding rod in a sliding way, a second sliding block is arranged above the supporting rods, the upper ends of the two supporting, the screw is improved level and is worn to be equipped with the screw rod, the one end and the left support column of screw rod rotate to be connected, are connected with the motor after the support column on the other end is worn out the right side, the lower surface of movable mould is provided with the fixed subassembly that is used for increasing between cover half and the movable mould cooperation stability.
By adopting the technical scheme, in the process of using the two-opening sliding block die, when the fixed die and the movable die are closed, the fixed component can increase the matching stability between the fixed die and the movable die, the side surface of the wedge block can be contacted with one side of the sliding block and can move the sliding block to the right, one end of the guide post, which is far away from the top plate, can gradually penetrate through the through hole in the sliding block and can enable the sliding block to continuously move to the right, the spring is gradually contracted after being extruded by the sliding block, the limiting bolt moves in the limiting groove along with the movement of the sliding block so as to prevent the sliding block from excessive displacement, and the phenomenon of demoulding of a workpiece is reduced, when demoulding is required, the fixed die and the movable die are opened, the guide post moves upwards, the sliding block is quickly separated from the workpiece through the elastic force generated by the resetting of the spring, meanwhile, the motor drives the, when the second sliding block moves to the roller, the second sliding block jacks up the roller, so that the ejection column moves upwards, and the workpiece is jacked up after the ejection column moves upwards, so that the workpiece is conveniently demoulded.
The invention is further configured to: the fixed subassembly includes the reference column, the fixed lower surface that sets up at the movable mould of reference column, the upper surface of cover half is provided with the constant head tank of mutually supporting with the reference column, be provided with the spout in the cover half, the spout is located the right side of constant head tank and communicates with the constant head tank, it is provided with the dead lever to slide in the spout, the left end of dead lever is located the constant head tank, and the right-hand member is located outside the spout, be provided with the dog on the dead lever, the cover is equipped with the second spring on the dead lever, the one end of second spring and the right side wall connection of dog, the other end and spout inner wall connection, the left end of dead lever is provided with the inclined plane, be provided with the draw.
By adopting the technical scheme, in the process of using the two-opening sliding block die, when the fixed die and the movable die are closed, the positioning column is gradually inserted into the positioning groove, the left end of the fixing column is extruded by the positioning column and then moves rightwards to be retracted into the sliding groove, meanwhile, the second spring contracts, when the positioning column is completely inserted into the positioning groove, the clamping groove corresponds to the fixing column, the compressed spring resets and enables the left end of the fixing column to move towards the clamping groove, so that the fixing column and the clamping groove are matched with each other to more stably combine the fixed die and the movable die together, and when the fixed die and the movable die are separated, the right end of the fixing column is pulled to separate the left end of the fixing column from the clamping groove, so that the fixed die and the movable die are separated.
The present invention is preferably: the ejection device is characterized in that a guide block is arranged on the side wall of the ejection column, a guide groove matched with the guide block is vertically arranged in the base, a third spring is arranged in the guide groove, one end of the third spring is connected with the upper surface of the guide block, and the other end of the third spring is connected with the inner wall of the guide groove.
Through adopting above-mentioned technical scheme, at the in-process that uses two to open the sliding block mould, when the liftout post rose, the guide block removed and made the third spring shrink along the guide way, after the work piece drawing of patterns, the second slider left roller department under the effect of screw rod, thereby the third spring resets and drives the guide block and make the liftout post descend along the guide way downstream, has reduced the phenomenon appearance that can't descend smoothly after the liftout post rose, has improved work efficiency.
The present invention is preferably: one end of the guide post, which is far away from the top plate, is provided with an elastic rubber layer.
Through adopting above-mentioned technical scheme, the elastic rubber layer can cushion the impact between guide pillar and the guide pillar hole and reduce the wearing and tearing of guide pillar, has improved the life of guide pillar.
The present invention is preferably: the right end of the fixed rod is provided with an anti-skid bulge
Through adopting above-mentioned technical scheme, the antiskid is protruding can reduce and make the phenomenon of slippage appear shifting the dead lever.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
As shown in fig. 1, the present invention discloses an EVA injection one-shot forming two-opening slide block die, which comprises a top plate 1, a moving die 2, a fixed die 3, a fixed plate 4, a slide block 5 and a base 6, in the specific embodiment of the present invention: the movable die 2 is fixedly arranged at the right part of the lower surface of the top plate 1, the fixed plate 4 is fixedly arranged at two sides of the movable die 2, one side of the fixed plate 4 is fixedly provided with a wedging block 7, the middle part of the lower surface of the top plate 1 is provided with a guide pillar 8, one end of the guide pillar 8 is fixedly connected with the top plate 1, the other end of the guide pillar 8 inclines towards the lower left side, the slide block 5 is arranged below the guide pillar 8, the slide block 5 is arranged on a base 6 in a sliding manner, a through hole for the guide pillar 8 to pass through is formed in the slide block 5, the fixed die 3 is arranged below the movable die 2, the bottom side of the fixed die 3 is provided with a fixed die plate 9, the fixed die 3 and the fixed die plate 9 are both fixedly arranged at the right part of the upper surface of the base 6, a workpiece 10 is arranged between the fixed die 3 and the, one end of the guide post 8, which is far away from the top plate 1, penetrates through the slider and then is arranged in a guide post hole 11, a spring 12 is horizontally embedded in the base 6, the left end of the spring 12 is abutted against the right side wall of the slider 5, a limiting bolt 13 is arranged at the left part of the upper surface of the base 6, a limiting groove 14 which is matched with the limiting bolt 13 is arranged on the lower surface of the slider 5, the demolding assembly comprises a material ejecting column 15, the material ejecting column 15 is positioned below the workpiece 10 and is connected with the base 6 in a penetrating manner, a roller 16 is arranged at one end of the material ejecting column 15, which is far away from the workpiece 10, supporting columns 17 are arranged at the left side and the right side of the lower surface of the base 6, a supporting base 18 is arranged below the supporting columns 17, one ends of the two supporting columns 17, which are far away from the base 6, are fixedly connected with the supporting base 18, a groove 19, slide holder is equipped with two branch 21 on the slide bar 20, branch 21 top is provided with second slider 22, the upper end of two branch 21 all with second slider 22 fixed connection, be provided with the screw in the second slider 22, screw 23 is worn to be equipped with by the screw level, the one end and the left support column 17 of screw 23 rotate to be connected, are connected with motor 24 after the support column 17 on right side is worn out to the other end, the lower surface of movable mould 2 is provided with the fixed subassembly that is used for increasing cooperation stability between cover half 3 and the movable mould 2.
By adopting the technical scheme, in the process of using the two-opening sliding block die, when the fixed die and the movable die are closed, the fixed component can increase the matching stability between the fixed die and the movable die, the side surface of the wedge block can be contacted with one side of the sliding block and can move the sliding block to the right, one end of the guide post, which is far away from the top plate, can gradually penetrate through the through hole in the sliding block and can enable the sliding block to continuously move to the right, the spring is gradually contracted after being extruded by the sliding block, the limiting bolt moves in the limiting groove along with the movement of the sliding block so as to prevent the sliding block from excessive displacement, and the phenomenon of demoulding of a workpiece is reduced, when demoulding is required, the fixed die and the movable die are opened, the guide post moves upwards, the sliding block is quickly separated from the workpiece through the elastic force generated by the resetting of the spring, meanwhile, the motor drives the, when the second sliding block moves to the roller, the second sliding block jacks up the roller, so that the ejection column moves upwards, and the workpiece is jacked up after the ejection column moves upwards, so that the workpiece is conveniently demoulded.
In a specific embodiment of the invention: fixed subassembly includes reference column 25, the fixed lower surface that sets up at movable mould 2 of reference column 25, the upper surface of cover half 3 is provided with the constant head tank of mutually supporting with reference column 25, be provided with spout 26 in the cover half 3, spout 26 is located the right side of constant head tank and communicates with the constant head tank, it is provided with dead lever 27 to slide in the spout 26, the left end of dead lever 27 is located the constant head tank, and the right-hand member is located outside spout 26, be provided with dog 28 on the dead lever 27, the cover is equipped with second spring 29 on the dead lever 27, the one end of second spring 29 and the right side wall connection of dog 28, the other end and the interior wall connection of spout 26, the left end of dead lever 27 is provided with the inclined plane, be provided with the draw-in groove 30 with the left end of dead lever 27 mutually.
By adopting the technical scheme, in the process of using the two-opening sliding block die, when the fixed die and the movable die are closed, the positioning column is gradually inserted into the positioning groove, the left end of the fixing column is extruded by the positioning column and then moves rightwards to be retracted into the sliding groove, meanwhile, the second spring contracts, when the positioning column is completely inserted into the positioning groove, the clamping groove corresponds to the fixing column, the compressed spring resets and enables the left end of the fixing column to move towards the clamping groove, so that the fixing column and the clamping groove are matched with each other to more stably combine the fixed die and the movable die together, and when the fixed die and the movable die are separated, the right end of the fixing column is pulled to separate the left end of the fixing column from the clamping groove, so that the fixed die and the movable die are separated.
In a specific embodiment of the invention: be provided with guide block 31 on the lateral wall of liftout post 15, vertically be provided with in the base 6 with guide block 31 mutually supporting's guide way 32, be provided with third spring 33 in the guide way 32, the one end and the guide block 31 upper surface connection of third spring 33, the other end and the interior wall connection of guide way 32.
Through adopting above-mentioned technical scheme, at the in-process that uses two to open the sliding block mould, when the liftout post rose, the guide block removed and made the third spring shrink along the guide way, after the work piece drawing of patterns, the second slider left roller department under the effect of screw rod, thereby the third spring resets and drives the guide block and make the liftout post descend along the guide way downstream, has reduced the phenomenon appearance that can't descend smoothly after the liftout post rose, has improved work efficiency.
In a specific embodiment of the invention: one end of the guide post 8 far away from the top plate 1 is provided with an elastic rubber layer 34.
Through adopting above-mentioned technical scheme, the elastic rubber layer can cushion the impact between guide pillar and the guide pillar hole and reduce the wearing and tearing of guide pillar, has improved the life of guide pillar.
In a specific embodiment of the invention: the right end of the fixing rod 27 is provided with an anti-slip protrusion 35.
Through adopting above-mentioned technical scheme, the antiskid is protruding can reduce and make the phenomenon of slippage appear shifting the dead lever.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a EVA jets out two opening slide block moulds of one shot forming, includes roof, movable mould, cover half, fixed plate, slider and base, its characterized in that: the movable die is fixedly arranged at the right part of the lower surface of the top plate, the fixed plate is fixedly arranged at two sides of the movable die, one side of the fixed plate is fixedly provided with a wedging block, the middle part of the lower surface of the top plate is provided with a guide pillar, one end of the guide pillar is fixedly connected with the top plate, the other end of the guide pillar inclines towards the left lower side, the slide block is arranged below the guide pillar and is arranged on the base in a sliding manner, a through hole for the guide pillar to pass through is arranged in the slide block, the fixed die is arranged below the movable die, the bottom side of the fixed die is provided with a fixed die plate, the fixed die and the fixed die plate are both fixedly arranged at the right part of the upper surface of the base, a workpiece is arranged between the fixed die and the movable die, a demoulding assembly is arranged below the workpiece, the upper surface of the base is provided with a guide pillar hole, the left end of the spring is abutted against the right side wall of the sliding block, the left part of the upper surface of the base is provided with a limiting bolt, the lower surface of the sliding block is provided with a limiting groove matched with the limiting bolt, the demoulding component comprises a jacking column, the jacking column is positioned below a workpiece and is connected with the base in a penetrating way, one end of the jacking column, far away from the workpiece, is provided with a roller, the left side and the right side of the lower surface of the base are respectively provided with a supporting column, a supporting base is arranged below the supporting columns, one end of each supporting column, far away from the base, is fixedly connected with the supporting base, the upper surface of the supporting base is provided with a groove, a sliding rod is fixedly arranged in the groove, two supporting rods are sleeved on the sliding rod in a sliding way, a second sliding block is arranged above the supporting rods, the upper ends of the two supporting, the screw is improved level and is worn to be equipped with the screw rod, the one end and the left support column of screw rod rotate to be connected, are connected with the motor after the support column on the other end is worn out the right side, the lower surface of movable mould is provided with the fixed subassembly that is used for increasing between cover half and the movable mould cooperation stability.
2. The EVA injection one-shot forming two-split sliding block die of claim 1, wherein: the fixed subassembly includes the reference column, the fixed lower surface that sets up at the movable mould of reference column, the upper surface of cover half is provided with the constant head tank of mutually supporting with the reference column, be provided with the spout in the cover half, the spout is located the right side of constant head tank and communicates with the constant head tank, it is provided with the dead lever to slide in the spout, the left end of dead lever is located the constant head tank, and the right-hand member is located outside the spout, be provided with the dog on the dead lever, the cover is equipped with the second spring on the dead lever, the one end of second spring and the right side wall connection of dog, the other end and spout inner wall connection, the left end of dead lever is provided with the inclined plane, be provided with the draw.
3. The EVA injection one-shot forming two-split sliding block die of claim 2, wherein: the ejection device is characterized in that a guide block is arranged on the side wall of the ejection column, a guide groove matched with the guide block is vertically arranged in the base, a third spring is arranged in the guide groove, one end of the third spring is connected with the upper surface of the guide block, and the other end of the third spring is connected with the inner wall of the guide groove.
4. The EVA injection one-shot forming two-split sliding block die according to claim 3, wherein: one end of the guide post, which is far away from the top plate, is provided with an elastic rubber layer.
5. The EVA injection one-shot forming two-split sliding block die of claim 4, wherein: the right end of the fixed rod is provided with an anti-skid bulge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010787927.XA CN111890642A (en) | 2020-08-07 | 2020-08-07 | EVA jets out two take-up housing moulds of one shot forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010787927.XA CN111890642A (en) | 2020-08-07 | 2020-08-07 | EVA jets out two take-up housing moulds of one shot forming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111890642A true CN111890642A (en) | 2020-11-06 |
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ID=73246045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010787927.XA Pending CN111890642A (en) | 2020-08-07 | 2020-08-07 | EVA jets out two take-up housing moulds of one shot forming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111890642A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207696962U (en) * | 2017-12-13 | 2018-08-07 | 长春市安龙机械模具有限公司 | A kind of inclined pin type slider die structure |
| CN210880472U (en) * | 2019-08-12 | 2020-06-30 | 苏州史泰诺科技股份有限公司 | Ejection structure of plastic mold |
| CN211074506U (en) * | 2019-11-09 | 2020-07-24 | 南通兆通模具制造有限公司 | Detachable gear box shell mold |
-
2020
- 2020-08-07 CN CN202010787927.XA patent/CN111890642A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207696962U (en) * | 2017-12-13 | 2018-08-07 | 长春市安龙机械模具有限公司 | A kind of inclined pin type slider die structure |
| CN210880472U (en) * | 2019-08-12 | 2020-06-30 | 苏州史泰诺科技股份有限公司 | Ejection structure of plastic mold |
| CN211074506U (en) * | 2019-11-09 | 2020-07-24 | 南通兆通模具制造有限公司 | Detachable gear box shell mold |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 325000 East first, second, third and fourth floors of building C, 38 Shengfeng Road, Lucheng District, Wenzhou City, Zhejiang Province Applicant after: Wenzhou Hongfu Mould Manufacturing Co.,Ltd. Address before: 325000 No.6 GeTian Road, Zeya Industrial Zone, Ouhai District, Wenzhou City, Zhejiang Province (2nd floor, building 2) Applicant before: Wenzhou Hongfu Mould Manufacturing Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201106 |
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| RJ01 | Rejection of invention patent application after publication |