CN111730819A - Mould core-pulling structure - Google Patents
Mould core-pulling structure Download PDFInfo
- Publication number
- CN111730819A CN111730819A CN202010640111.4A CN202010640111A CN111730819A CN 111730819 A CN111730819 A CN 111730819A CN 202010640111 A CN202010640111 A CN 202010640111A CN 111730819 A CN111730819 A CN 111730819A
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- Prior art keywords
- block
- core
- mold
- mold core
- pulling
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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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
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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
Abstract
The invention discloses a mold core pulling structure, which comprises a mold core arranged in a mold cavity, wherein the mold cavity is enclosed by a mold frame, a mold bottom plate and a mold top plate, one side of the mold core penetrates through the mold frame to be connected with the core pulling mechanism for realizing the pulling separation of the mold core and the mold cavity, the mold core comprises a movable mold core, a first molding block and a second molding block, the first molding block and the second molding block are matched with the movable mold core in a sliding mode and are arranged symmetrically, the core pulling mechanism comprises a core pulling rod fixedly connected with the movable mold core, the other side of the core pulling rod is connected with a driving structure, and the driving structure is used for driving the core pulling rod to perform telescopic motion; the movable mould core comprises a first trapezoid block and a second trapezoid block which are identical in structure, and the stretching direction of the core pulling rod is identical to the extending direction of the first trapezoid block and the second trapezoid block from the short side to the long side. The invention provides a mold core-pulling structure which can avoid product deformation by reducing the wrapping force of a plastic mold on a mold core during demolding and can improve the quality of a plastic part with internal patterns.
Description
Technical Field
The invention relates to the technical field of mold demoulding, in particular to a mold core-pulling structure.
Background
The mould is various moulds and tools which are used for obtaining required products by methods such as injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and the like in industrial production, and the mould mainly realizes the processing of the appearance of an article by changing the physical state of a formed material; because plastic products with different patterns are widely used in life, a core pulling mechanism of a plastic mold is a common mechanism in an injection mold, and for a plastic part with the inner patterns, the demoulding of the plastic part can be realized by arranging a movable mold core.
Disclosure of Invention
The invention aims to provide a mold core-pulling structure, which can avoid the deformation of a product by reducing the wrapping force of a plastic mold on a mold core during demolding and can improve the quality of a plastic part with internal patterns.
In order to achieve the purpose, the invention provides the following technical scheme: a mold core pulling structure comprises a mold core arranged in a mold cavity, wherein the mold cavity is surrounded by a mold frame, a mold bottom plate and a mold top plate, one side of the mold core penetrates through the mold frame to be connected with a core pulling mechanism for realizing the pulling separation of the mold core and the mold cavity, the mold core comprises a movable mold core, a first molding block and a second molding block, the first molding block and the second molding block are matched with the movable mold core in a sliding mode and are arranged symmetrically, the core pulling mechanism comprises a core pulling rod fixedly connected with the movable mold core, the other side of the core pulling rod is connected with a driving structure, and the driving structure is used for driving the core pulling rod to move telescopically;
the movable mold core comprises a first trapezoid block and a second trapezoid block which are identical in structure, the stretching direction of the core pulling rod is identical to the extending direction of the first trapezoid block and the second trapezoid block from the short side to the long side, and the first forming block and the second forming block respectively comprise a first inclined surface and a second inclined surface which are parallel to the two side edges of the first trapezoid block and the second trapezoid block.
Preferably, the molding device further comprises a limiting structure for limiting the sliding displacement between the movable mold core and the first molding block and between the movable mold core and the second molding block.
Preferably, the limiting structure comprises a limiting surface arranged on one side, close to the core pulling rod, of the movable mold core, the first forming block and the second forming block are in sliding connection with the first mounting plate, a first sliding space is formed among the limiting surface, the first forming block, the second forming block and the first mounting plate, the core pulling rod penetrates through a first through hole in the first mounting plate and is connected with the limiting surface of the movable mold core, and the size of the limiting surface is larger than that of the first through hole and is used for enabling the limiting surface to abut against the first mounting plate to limit sliding displacement among the movable mold core, the first forming block and the second forming block.
Preferably, the driving structure comprises a supporting plate fixedly connected with the mold frame, and the first mounting plate is slidably connected to the supporting plate.
Preferably, the driving structure further comprises a second mounting plate fixedly mounted on the support plate, the core pulling rod is fixed on the second mounting plate, and the core pulling rod is driven by a hydraulic cylinder or a pneumatic cylinder.
Preferably, the movable mold core is provided with a sliding block, and the first molding block and the second molding block are respectively provided with a first sliding groove and a second sliding groove which are matched with the sliding block on one side close to the movable mold core.
Preferably, the mold further comprises a guide structure, and the guide structure is used for forming a mutual approaching shear stress between the first molding block and the second molding block when the core pulling rod pulls the movable mold core away from the mold cavity.
Preferably, the first sliding groove and the second sliding groove are both trapezoidal grooves, a first bottom surface of the first sliding groove formed in the first forming block is parallel to the first inclined surface, a second bottom surface of the second sliding groove formed in the second forming block is parallel to the second inclined surface, the sliding block is a wedge-shaped block, and the sliding block comprises an inclined guide surface used for enabling the first forming block and the second forming block to form mutually close shearing stress.
Preferably, the guide grooves parallel to the stretching direction of the core pulling rod are formed in the two side edges of the first trapezoid block and the second trapezoid block, the first forming block is provided with a first guide block matched with the first forming block, the first guide block comprises a first guide part parallel to the first inclined plane and a first abutting part parallel to the guide grooves, the second forming block is provided with a second guide block matched with the second forming block, and the second guide block comprises a second guide part parallel to the second inclined plane and a second abutting part parallel to the guide grooves.
Preferably, the first mounting plate is provided with an L-shaped groove, and the first forming block and the second forming block are respectively provided with a first L-shaped sliding block and a second L-shaped sliding block which are matched with each other; and texture patterns are carved on one sides of the first forming block and the second forming block, which are far away from the movable mold core.
Compared with the prior art, the invention has the beneficial effects that:
the mold core is divided into the movable mold core, the first molding block and the second molding block, and the movable mold core is connected with the core pulling mechanism, so that the core pulling mechanism can drive the movable mold core to generate relative displacement with the first molding block and the second molding block, the movable mold core is firstly subjected to a first-step demolding operation, the packing force of a plastic mold to the mold core is reduced, the subsequent demolding difficulty is reduced, in addition, the upper part and the lower part of the movable mold core are designed into a trapezoidal structure, the first molding block and the second molding block are respectively provided with a first inclined surface and a second inclined surface which are matched with the first inclined surface and the second inclined surface, gaps can be generated between the movable mold core and the first molding block and the second molding block, the guiding action of the inclined guide surfaces is further utilized to form mutually close shearing stress between the first molding block and the second molding block, and one sides of the first molding block and the second molding block, which are far away from the movable mold core, are separated from the plastic mold, the demolding quality is improved while the demolding difficulty is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a mold core-pulling structure according to the present invention;
FIG. 2 is a schematic view of an internal structure of a core-pulling structure of the mold according to the present invention;
FIG. 3 is a schematic structural diagram of a core pulling mechanism and a mold core connection in the core pulling structure of the mold according to the present invention;
FIG. 4 is a front view of the connection between the core pulling mechanism and the mold core in the core pulling structure of the mold according to the present invention;
FIG. 5 is a schematic structural diagram of a mold core in the core pulling structure of the mold according to the present invention;
FIG. 6 is a schematic structural diagram of a first mold block in the core-pulling structure of the mold according to the present invention;
FIG. 7 is a schematic structural view of a movable mold core in the mold core pulling structure according to the present invention;
FIG. 8 is a schematic structural view illustrating a connection between a support plate and a first mounting plate in a core-pulling structure of a mold according to the present invention;
fig. 9 is a schematic view of a split structure of a mold core in the mold core pulling structure according to the present invention.
In the figure: 1. a mold cavity; 101. a mold frame; 102. a mold base plate; 103. a die top plate; 2. a mold core; 21. a movable mold core; 210. a first trapezoidal block; 211. a second trapezoidal block; 212. a limiting surface; 213. a slider; 214. an inclined guide surface; 215. a guide groove; 22. a first molding block; 220. a first inclined surface; 221. a first sliding groove; 222. a first bottom surface; 223. a first guide block; 2231. a first guide portion; 2232. a first interference part; 224. a first L-shaped slider; 23. a second molding block; 230. a second inclined surface; 231. a second sliding groove; 232. a second bottom surface; 233. a second guide block; 2331. a second guide portion; 2332. a second interference part; 234. a second L-shaped slider; 3. a core-pulling mechanism; 301. drawing the core rod; 302. a first mounting plate; 303. an L-shaped groove; 304. a first through hole; 4. a drive structure; 401. a support plate; 402. a second mounting plate; 5. a first sliding space.
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 and fig. 2, according to a first embodiment of the present invention, a mold core pulling structure includes a mold core 2 disposed in a mold cavity 1, the mold cavity 1 is surrounded by a mold frame 101, a mold bottom plate 102 and a mold top plate 103, one side of the mold core 2 passes through the mold frame 101 and is connected to a core pulling mechanism 3, so as to realize the removal of the mold core 2 from the mold cavity, the mold core 2 includes a movable mold core 21, and a first molding block 22 and a second molding block 23 which are slidably matched with the movable mold core 21 and symmetrically disposed with respect to each other, the core pulling mechanism 3 includes a core pulling rod 301 fixedly connected to the movable mold core 21, the other side of the core pulling rod 301 is connected to a driving mechanism 4, the driving mechanism 4 is configured to drive the core pulling rod 301 to perform a telescopic motion, so as to drive the movable mold core 21 to generate a relative displacement with the first molding block 22 and the second molding block 23, at this time, a contact portion of the movable mold core 21 and, the first step of demoulding operation is completed, thereby reducing the demoulding difficulty.
As shown in fig. 3, the movable mold core 21 includes a first trapezoidal block 210 and a second trapezoidal block 211 having the same structure, a drawing direction of the plunger rod 301 is the same as a direction in which the first trapezoidal block 210 and the second trapezoidal block 211 extend from a short side to a long side, the first forming block 22 and the second forming block 23 respectively include a first inclined surface 220 and a second inclined surface 230 parallel to two side edges of the first trapezoidal block 210 and the second trapezoidal block 211, the first forming block 22 and the second forming block 23 are slidably connected to the first mounting plate 302, and a first sliding space 5 is formed among the limiting surface 212, the first forming block 22, the second forming block 23 and the first mounting plate 302, that is, when the movable mold core 21 is pulled away, a distance between the first forming block 22 and the second forming block 23 is gradually reduced.
As shown in fig. 4, the driving structure 4 includes a supporting plate 401 fixedly connected to the mold frame 101, the first mounting plate 302 is slidably connected to the supporting plate 401, the driving structure 4 further includes a second mounting plate 402 fixedly mounted on the supporting plate 401, the rod pulling bar 301 is fixed to the second mounting plate 402, and the rod pulling bar 301 is driven by a hydraulic cylinder or a pneumatic cylinder; and the sides of the first forming block 22 and the second forming block 23 away from the movable mold core 21 are carved with texture patterns, so that a plastic part with inner patterns can be injection-molded.
As shown in fig. 5 and 6, the mold core 2 includes a movable mold core 21, and a first molding block 22 and a second molding block 23 which are matched with the movable mold core 21 in a sliding manner and are symmetrically arranged with respect to each other, a sliding block 213 is arranged on the movable mold core 21, and a first sliding groove 221 and a second sliding groove 231 which are matched with the sliding block 213 are respectively formed on one side of the first molding block 22 and the second molding block 23 which are close to the movable mold core 21; the first sliding groove 221 and the second sliding groove 231 are both trapezoidal grooves, a first bottom surface 222 formed by the first sliding groove 221 in the first forming block 22 is parallel to the first inclined surface 220, a second bottom surface 232 formed by the second sliding groove 231 in the second forming block 23 is parallel to the second inclined surface 230, the sliding block 213 is a wedge-shaped block, and the sliding block 213 comprises an inclined guide surface 214 for forming a mutually close shear stress between the first forming block 22 and the second forming block 23, so that the side, away from the movable mold core 21, of the first forming block 22 and the second forming block 23 is separated from the plastic mold, thereby reducing the demolding difficulty and improving the demolding quality.
As shown in fig. 5 and 7, the first trapezoidal block 210 and the second trapezoidal block 211 are respectively provided at both sides thereof with a guide groove 215 parallel to the stretching direction of the plunger rod 301, the first forming block 22 is provided with a first guide block 223 matched with the first forming block 223, the first guide block 223 includes a first guide part 2231 parallel to the first inclined surface 220 and a first interference part 2232 parallel to the guide groove 215, the second forming block 23 is provided with a second guide block 233 matched with the first forming block 223, and the second guide block 233 includes a second guide part 2331 parallel to the second inclined surface 230 and a second interference part 2332 parallel to the guide groove 215. The first interference portions 2232 and the first interference portions 2232 are disposed in parallel with the guide grooves 215, so as to improve the supporting strength of the mold core 2 during the injection molding of the mold, and the first guide portions 2231 and the second guide portions 2331 are parallel to the first inclined surface 220 and the second inclined surface 230 of the movable mold core 21, respectively, so as to perform a guiding function.
As shown in fig. 8 and 9, the core pulling structure further includes a limiting structure for limiting sliding displacement between the movable mold core 21 and the first and second molding blocks 22 and 23; the limiting structure comprises a limiting surface 212 arranged on one side, close to the core pulling rod 301, of the movable mold core 21, the core pulling rod 301 penetrates through the first through hole 304 on the first mounting plate 302 to be connected with the limiting surface 212 of the movable mold core 21, and the size of the limiting surface 212 is larger than that of the first through hole 304, so that the limiting surface 212 abuts against the first mounting plate 302 to limit sliding displacement between the movable mold core 21 and the first and second molding blocks 22 and 23; the first mounting plate 302 is provided with an L-shaped groove 303, and the first forming block 22 and the second forming block 23 are respectively provided with a first L-shaped slider 224 and a second L-shaped slider 234 which are matched with each other, so that the first L-shaped slider 224 and the second L-shaped slider 234 on the first forming block 22 and the second forming block 23 approach each other along the L-shaped groove 303 on the first mounting plate 302 in the process of pulling the movable mold core 21 away.
The working principle is as follows: after the injection molding is finished, the demolding process is carried out, firstly, the core pulling rod 301 is driven by the core pulling mechanism 3 to drive the movable mold core 21 to be pulled away along the direction from the short side to the long side of the first trapezoidal block 210 and the second trapezoidal block 211, at the moment, the contact part of the movable mold core 21 and the plastic mold is separated, the packing force of the plastic mold to the mold core is reduced, at the moment, the first-step demolding operation is finished, then, the second-step demolding operation is carried out, the movable mold core 21 is continuously pulled away, the mutually close shearing stress is formed between the first molding block 22 and the second molding block 23 by utilizing the guiding action of the inclined guiding surface 214, the side, away from the movable mold core 21, of the first molding block 22 and the second molding block 23 is separated from the plastic mold, then, the movable mold core 21 is pulled away until the limiting surface 212 of the movable mold core 21 is abutted to the first mounting plate 302, at the moment, the core pulling rod 301 drives the, until the whole mold core 2 is separated from the mold cavity 1, the whole demolding process is finished, the traditional demolding process is decomposed into two steps, the demolding difficulty is reduced, and the demolding quality is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A mold core pulling structure is characterized by comprising a mold core arranged in a mold cavity, wherein the mold cavity is defined by a mold frame, a mold bottom plate and a mold top plate, one side of the mold core penetrates through the mold frame to be connected with a core pulling mechanism and used for realizing the pulling separation of the mold core and the mold cavity, the mold core comprises a movable mold core, a first molding block and a second molding block, the first molding block and the second molding block are matched with the movable mold core in a sliding mode and are arranged symmetrically, the core pulling mechanism comprises a core pulling rod fixedly connected with the movable mold core, the other side of the core pulling rod is connected with a driving structure, and the driving structure is used for driving the core pulling rod to perform telescopic motion;
the movable mold core comprises a first trapezoid block and a second trapezoid block which are identical in structure, the stretching direction of the core pulling rod is identical to the extending direction of the first trapezoid block and the second trapezoid block from the short side to the long side, and the first forming block and the second forming block respectively comprise a first inclined surface and a second inclined surface which are parallel to the two side edges of the first trapezoid block and the second trapezoid block.
2. The mold core-pulling structure according to claim 1, wherein: the movable mould core is used for being fixed on the first forming block and the second forming block.
3. The mold core-pulling structure according to claim 2, wherein: the limiting structure comprises a limiting surface arranged on one side, close to the core pulling rod, of the movable mold core, the first forming block and the second forming block are in sliding connection with the first mounting plate, a first sliding space is formed among the limiting surface, the first forming block, the second forming block and the first mounting plate, the core pulling rod penetrates through a first through hole in the first mounting plate and is connected with the limiting surface of the movable mold core, and the size of the limiting surface is larger than that of the first through hole and used for enabling the limiting surface to abut against the first mounting plate to limit sliding displacement between the movable mold core and the first forming block as well as between the limiting surface and the second forming block.
4. The mold core-pulling structure according to claim 3, wherein: the driving structure comprises a supporting plate fixedly connected with the mold frame, and the first mounting plate is slidably connected to the supporting plate.
5. The mold core-pulling structure according to claim 4, wherein: the driving structure further comprises a second mounting plate fixedly mounted on the support plate, the core pulling rod is fixed on the second mounting plate and driven by a hydraulic cylinder or a pneumatic cylinder.
6. The mold core-pulling structure according to claim 1, wherein: the movable mold core is provided with a sliding block, and a first sliding groove and a second sliding groove which are matched with the sliding block are respectively formed in one side, close to the movable mold core, of the first molding block and the second molding block.
7. The mold core-pulling structure according to claim 6, wherein: the die core pulling device is characterized by further comprising a guide structure, wherein the guide structure is used for enabling the first forming block and the second forming block to form mutually close shearing stress when the core pulling rod pulls the movable die core towards the direction far away from the die cavity.
8. The mold core-pulling structure according to claim 7, wherein: the first sliding groove and the second sliding groove are both trapezoidal grooves, a first bottom surface of the first sliding groove formed in the first forming block is parallel to the first inclined surface, a second bottom surface of the second sliding groove formed in the second forming block is parallel to the second inclined surface, the sliding block is a wedge-shaped block and comprises an inclined guide surface, and the inclined guide surface is used for enabling the first forming block and the second forming block to form mutually close shear stress.
9. The mold core-pulling structure according to claim 1, wherein: the drawing core rod forming device is characterized in that guide grooves parallel to the drawing direction of the drawing core rod are formed in two side edges of the first trapezoid block and the second trapezoid block, a first matched guide block is arranged on the first forming block and comprises a first guide portion parallel to the first inclined plane and a first contact portion parallel to the guide grooves, a second matched guide block is arranged on the second forming block and comprises a second guide portion parallel to the second inclined plane and a second contact portion parallel to the guide grooves.
10. A core-pulling structure for a mold according to any one of claims 3-5, wherein: the first mounting plate is provided with an L-shaped groove, and the first forming block and the second forming block are respectively provided with a first L-shaped sliding block and a second L-shaped sliding block which are matched with each other; and texture patterns are carved on one sides of the first forming block and the second forming block, which are far away from the movable mold core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010640111.4A CN111730819A (en) | 2020-07-06 | 2020-07-06 | Mould core-pulling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010640111.4A CN111730819A (en) | 2020-07-06 | 2020-07-06 | Mould core-pulling structure |
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| Publication Number | Publication Date |
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| CN111730819A true CN111730819A (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010640111.4A Pending CN111730819A (en) | 2020-07-06 | 2020-07-06 | Mould core-pulling structure |
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| CN (1) | CN111730819A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116533461A (en) * | 2023-07-05 | 2023-08-04 | 太仓意欣智能科技有限公司 | Quick forming equipment of household electrical appliances working of plastics |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206501378U (en) * | 2017-01-04 | 2017-09-19 | 慈溪市雅致模具有限公司 | Upper plastic cover injection mold and its inside contract pulled core structure |
| CN212603160U (en) * | 2020-07-06 | 2021-02-26 | 昂恩环保科技(上海)有限公司 | Mould core-pulling structure |
-
2020
- 2020-07-06 CN CN202010640111.4A patent/CN111730819A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206501378U (en) * | 2017-01-04 | 2017-09-19 | 慈溪市雅致模具有限公司 | Upper plastic cover injection mold and its inside contract pulled core structure |
| CN212603160U (en) * | 2020-07-06 | 2021-02-26 | 昂恩环保科技(上海)有限公司 | Mould core-pulling structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116533461A (en) * | 2023-07-05 | 2023-08-04 | 太仓意欣智能科技有限公司 | Quick forming equipment of household electrical appliances working of plastics |
| CN116533461B (en) * | 2023-07-05 | 2023-10-31 | 太仓意欣智能科技有限公司 | Quick forming equipment of household electrical appliances working of plastics |
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Effective date of registration: 20220921 Address after: Room 101, Building A, No. 266 Waixi Road, High-tech Zone, Wuxing District, Huzhou City, Zhejiang Province 313000 Applicant after: Victory Intelligent Equipment (Zhejiang) Co.,Ltd. Address before: No.17, Lane 399, Zhenzhong Road, Xiaokunshan Town, Songjiang District, Shanghai Applicant before: Aon environmental protection technology (Shanghai) Co.,Ltd. |