CN112476978A - Antiseep IH rice cooker production injection mold convenient to dismantle - Google Patents
Antiseep IH rice cooker production injection mold convenient to dismantle Download PDFInfo
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- CN112476978A CN112476978A CN202010748956.5A CN202010748956A CN112476978A CN 112476978 A CN112476978 A CN 112476978A CN 202010748956 A CN202010748956 A CN 202010748956A CN 112476978 A CN112476978 A CN 112476978A
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- block
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- rice cooker
- injection mold
- leakage
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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
- B29C45/2602—Mould construction elements
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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
- B29C45/1742—Mounting of moulds; Mould supports
-
- 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
- B29C45/2606—Guiding or centering means
-
- 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
- B29C45/2608—Mould seals
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to an anti-leakage IH rice cooker production injection mold convenient to disassemble, which comprises a supporting bottom plate and an upper mold, wherein an installation mechanism is arranged inside the supporting bottom plate, the left side and the right side of the supporting bottom plate are connected with a threaded rod through a motor, a lower mold is fixed above a top block, the upper mold is positioned on the inner side of a positioning connection mechanism, the inside of the upper mold is connected with a top rod through a second spring and a limiting block, an injection molding butt joint port is fixed at the upper end of the upper mold, and the upper end of the positioning connection mechanism is connected with a movable plate through a fourth spring. The invention has the beneficial effects that: this antiseep IH rice cooker production injection mold convenient to dismantle, the different moulds of changing of equipment of being convenient for through installation mechanism and location coupling mechanism make the production of equipment have the diversification, and this equipment adopts multiple antiseep structure simultaneously, can prevent that the condition of seepage from appearing in equipment, causes the waste of raw materials to and the qualification rate of product descends.
Description
Technical Field
The invention relates to the technical field of IH rice cooker production, in particular to an anti-leakage IH rice cooker production injection mold convenient to disassemble.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a processing method used when producing some parts with complex shapes in batches, and particularly refers to injecting heated and melted plastics into a mold cavity from an injection molding machine under high pressure, and obtaining a formed product after cooling and solidification.
The installation of current injection mold mould is fixed comparatively complicacy needs to be fixed firm, so the change of the mould of being not convenient for, makes mould production have the unicity, and the condition that present injection mold appears the seepage easily when moulding plastics not only wastes the raw materials simultaneously, also makes to appear the overlap around the product, leads to the product unqualified or needs later stage processing waste time, reduces production efficiency's problem.
Disclosure of Invention
The invention aims to provide an anti-leakage IH rice cooker production injection mold convenient to disassemble, and aims to solve the problems that the existing injection mold provided by the background art is complex in installation and fixation and needs to be fixed firmly, so that the mold is inconvenient to replace, the mold production is single, and meanwhile, the existing injection mold is easy to leak during injection, so that raw materials are wasted, burrs are generated around the product, the product is unqualified, the later-stage processing is needed, and the production efficiency is reduced.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-leakage IH rice cooker production injection mold convenient to disassemble comprises a supporting bottom plate and an upper mold, wherein an installation mechanism is arranged in the supporting bottom plate, and the lower end of the supporting bottom plate is provided with a supporting foot, the left side and the right side of the supporting bottom plate are connected with a threaded rod through a motor, and the upper end of the supporting bottom plate is fixed with a top block and a positioning connecting mechanism from inside to outside, a lower die is fixed above the top block, and the upper end of the lower die is provided with an embedding groove, the upper die is positioned at the inner side of the positioning connecting mechanism, an embedding block is fixed at the lower end of the upper die, the interior of the upper die is connected with the ejector rod through a second spring and a limiting block, and the bottom of ejector pin is connected with the roof, the upper end of going up the mould is fixed with the butt joint mouth of moulding plastics, and moulds plastics the front and back both sides of butt joint mouth and be connected with the baffle through the third spring, location coupling mechanism's upper end is connected with the movable plate through the fourth spring.
Preferably, installation mechanism includes connecting rod, first spring, inserted block, first fixed block, connecting block and second fixed block, and the front end of connecting rod is connected with first spring, the top of connecting rod is fixed with the inserted block, and the outside of inserted block has connected gradually first fixed block, connecting block and second fixed block after to in the past.
Preferably, the connecting rod forms a sliding structure with the supporting base plate through the first spring, the connecting rod is welded with the inserting block, and the outer diameter of the inserting block is completely matched with the inner diameters of the first fixing block, the connecting block and the second fixing block.
Preferably, the threaded rod forms a rotating structure with the supporting bottom plate through the motor, and the threaded rod is in threaded connection with the moving plate.
Preferably, the positioning connection mechanism comprises an inserted bar, a slot, a threaded connector and a connecting plate, the slot is arranged outside the inserted bar, and the upper part of the inserted bar is connected with the connecting plate through the threaded connector.
Preferably, the outer diameter of the inserted bar is consistent with the inner diameter of the slot, and the inserted bar and the threaded connector are welded.
Preferably, the connecting plate forms an elastic structure with the moving plate through the fourth spring, and the fourth spring is fixedly connected with the moving plate.
Preferably, the size of the embedding groove is consistent with that of the embedding block, and a welding integrated structure is formed between the embedding block and the upper die.
Preferably, the ejector rod forms an elastic structure with the upper die through the limiting block and the second spring, the ejector rod is bonded with the top plate, and the upper surface of the top plate is uniformly provided with ripples.
Preferably, the baffle passes through the third spring and constitutes extending structure with moulding plastics between the butt joint mouth, and is fixed connection between third spring and the baffle.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the first fixing block, the connecting block and the second fixing block are connected together through the inserting block to mount the lower die, so that the lower die is convenient to mount, and the upper die is connected with the connecting plate through the threaded connector, so that the upper die is convenient to dismount.
2. According to the invention, the butt joint of the upper die and the lower die is sealed through the mosaic connection between the mosaic groove and the mosaic block, so that the condition that equipment leaks from the butt joint of the upper die and the lower die is prevented, the produced product of the equipment is unqualified, and the subsequent processing is required, so that the working efficiency of the equipment is reduced.
3. The top plate is pulled by the second spring to be in close contact with the upper die, so that injection molding raw materials in the device are prevented from leaking from the top plate, and meanwhile, the rear part of the top plate is provided with wavy grains which can be matched with the grains on the upper die, so that the connection tightness of the upper die and the top plate is improved.
4. According to the invention, an elastic structure is formed between the movable plate and the upper die through the fourth spring, so that the abutting joint of the upper die and the lower die is continuously stressed through the elasticity of the rear fourth spring, the upper die is prevented from being ejected by overlarge internal pressure, the baffle can be closed in time when the injection molding machine is withdrawn by virtue of the baffle through the telescopic structure formed between the third spring and the injection molding abutting joint, and liquid leakage at the injection molding abutting joint is prevented.
5. According to the invention, the butt joint of the upper die and the lower die can be positioned through the inserted rod and the slot, so that butt joint deviation is prevented, unqualified production of products is prevented, certain raw material waste is caused, and meanwhile, the butt joint needs to be readjusted, so that the production efficiency of equipment is reduced.
Drawings
FIG. 1 is a schematic front view of an injection mold for producing an anti-leakage IH rice cooker, which is convenient to disassemble;
FIG. 2 is a schematic diagram of a side view cross-sectional structure of an injection mold for manufacturing an anti-leakage IH rice cooker, which is convenient to disassemble;
FIG. 3 is a schematic cross-sectional view of a positioning and connecting mechanism of an injection mold for manufacturing an anti-leakage IH rice cooker, which is convenient to disassemble;
FIG. 4 is an enlarged view of the injection mold for manufacturing an anti-leakage IH rice cooker of the present invention, shown at A in FIG. 2;
FIG. 5 is a schematic structural view of the injection mold B in FIG. 2 for producing an anti-leakage IH rice cooker.
In the figure: 1. a support base plate; 2. an installation mechanism; 201. a connecting rod; 202. a first spring; 203. inserting a block; 204. a first fixed block; 205. connecting blocks; 206. a second fixed block; 3. a brace; 4. a motor; 5. a threaded rod; 6. a top block; 7. a positioning connection mechanism; 701. inserting a rod; 702. a slot; 703. a threaded connector; 704. a connecting plate; 8. a lower die; 9. embedding a groove; 10. an upper die; 11. embedding blocks; 12. a top plate; 13. a top rod; 14. a second spring; 15. a limiting block; 16. injection molding a butt joint; 17. a third spring; 18. a baffle plate; 19. moving the plate; 20. and a fourth spring.
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.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: an anti-leakage IH rice cooker production injection mold convenient to disassemble comprises a supporting base plate 1 and an upper mold 10, wherein an installation mechanism 2 is arranged inside the supporting base plate 1, a supporting foot 3 is installed at the lower end of the supporting base plate 1, the installation mechanism 2 comprises a connecting rod 201, a first spring 202, an inserting block 203, a first fixing block 204, a connecting block 205 and a second fixing block 206, the first spring 202 is connected to the front end of the connecting rod 201, the inserting block 203 is fixed above the connecting rod 201, the first fixing block 204, the connecting block 205 and the second fixing block 206 are sequentially connected to the outside of the inserting block 203 from front to back, a sliding structure is formed between the connecting rod 201 and the supporting base plate 1 through the first spring 202, the connecting rod 201 and the inserting block 203 are welded, the outer diameter of the inserting block 203 is completely matched with the inner diameters of the first fixing block 204, the connecting block 205 and the second fixing block 206, and the first fixing block 204, the second, The connecting block 205 and the second fixing block 206 are connected together to mount the lower die 8, so that the lower die 8 is convenient to mount, and the upper die 10 is connected with the connecting plate 704 through the threaded connector 703, so that the upper die 10 is convenient to disassemble and assemble;
the left side and the right side of the supporting bottom plate 1 are connected with a threaded rod 5 through a motor 4, the upper end of the supporting bottom plate 1 is fixedly provided with a top block 6 and a positioning connection mechanism 7 from inside to outside, the threaded rod 5 forms a rotating structure through the motor 4 and the supporting bottom plate 1, the threaded rod 5 is in threaded connection with the movable plate 19, the outer diameter of the inserted rod 701 is consistent with the inner diameter of the slot 702, the inserted rod 701 is welded with the threaded connector 703, the connecting plate 704 forms an elastic structure through the fourth spring 20 and the movable plate 19, the fourth spring 20 is fixedly connected with the movable plate 19, the butt joint of the upper die 10 and the lower die 8 can be positioned through the inserted rod 701 and the slot 702, the butt joint deviation is prevented, the production of products is unqualified, and certain raw material, meanwhile, the butt joint needs to be readjusted, so that the production efficiency of equipment is reduced;
a lower die 8 is fixed above the top block 6, an embedding groove 9 is formed in the upper end of the lower die 8, the upper die 10 is located on the inner side of the positioning and connecting mechanism 7, an embedding block 11 is fixed at the lower end of the upper die 10, the size of the embedding groove 9 is consistent with that of the embedding block 11, a welding integrated structure is formed between the embedding block 11 and the upper die 10, and the butt joint of the upper die 10 and the lower die 8 is sealed through the embedding connection between the embedding groove 9 and the embedding block 11, so that the condition that equipment leaks from the butt joint of the upper die 10 and the lower die 8 is prevented, products produced by the equipment are unqualified, subsequent processing is required, and the working efficiency of the equipment is reduced;
the interior of the upper die 10 is connected with the ejector rod 13 through the second spring 14 and the limiting block 15, the bottom end of the ejector rod 13 is connected with the top plate 12, the ejector rod 13 forms an elastic structure with the upper die 10 through the limiting block 15 and the second spring 14, the ejector rod 13 is bonded with the top plate 12, corrugations are uniformly distributed on the upper surface of the top plate 12, the top plate 12 is pulled through the second spring 14, the top plate 12 is in close contact with the upper die 10, injection molding raw materials in the interior of the device are prevented from leaking out of the top plate 12, meanwhile, the rear portion of the top plate 12 is provided with wavy grains, the wavy grains can be matched with the grains on the upper die 10, and therefore the sealing performance of the connection of the upper die 10 and the top;
the upper end of the upper die 10 is fixed with an injection molding butt joint 16, the front side and the rear side of the injection molding butt joint 16 are connected with a baffle 18 through a third spring 17, the baffle 18 forms a telescopic structure with the injection molding butt joint 16 through the third spring 17, the third spring 17 is fixedly connected with the baffle 18, an elastic structure is formed between the movable plate 19 and the upper die 10 through a fourth spring 20, the butt joint of the upper die 10 and the lower die 8 is continuously stressed through the elasticity of the rear fourth spring 20, the upper die 10 is prevented from being pushed open due to overlarge internal pressure, the upper end of the positioning connecting mechanism 7 is connected with the movable plate 19 through the telescopic structure formed between the third spring 17 and the injection molding butt joint 16 by the baffle 18, and the positioning connecting mechanism 7 is connected with the movable plate 19 through the fourth spring 20.
In summary, when the anti-leakage IH rice cooker injection mold convenient to disassemble is used, the lower mold 8 is firstly placed on the supporting bottom plate 1, the connecting block 205 fixed with the lower mold 8 is inserted between the second fixing block 206 and the first fixing block 204, and the inserting block 203 is pushed open at the same time, when the lower mold 8 is completely placed, the connecting block 203 inserts the first fixing block 204, the connecting block 205 and the second fixing block 206 together through the sliding structure formed between the first spring 202 and the supporting bottom plate 1 by virtue of the connecting rod 201, the lower mold 8 is fixed, then the connecting plate 704 is connected with the upper mold 10 through the threaded connector 703, then the motor 4 is opened through the threaded connection between the threaded rods 5 and 19, the moving plate 19 drives the upper mold moving plate 10 to be butted with the lower mold 8, injection molding is performed through the injection molding butting port 16, and meanwhile, the connecting plate 704 enables the contact between the upper mold 10 and the lower mold 8 to be tighter and tighter through the elastic structure formed between the fourth spring moving plate 20 and 19 Closely, inlay groove 9 and mosaic block 11 and inlay leak protection together, make ejector pin 13 pulling roof 12 through second spring 14 and stopper 15, prevent roof 12 not hard up seepage, the injection molding machine withdraws after equipment is moulded plastics, relies on baffle 18 to make baffle 18 seal through the third spring 17 and the flexible construction that constitutes between the interface 16 of moulding plastics and moulds plastics and mould plastics to interface 16, prevents the seepage.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides an antiseep IH rice cooker production injection mold convenient to dismantle, includes supporting baseplate (1) and last mould (10), its characterized in that: the inner part of the supporting bottom plate (1) is provided with an installing mechanism (2), the lower end of the supporting bottom plate (1) is provided with a supporting foot (3), the left side and the right side of the supporting bottom plate (1) are connected with a threaded rod (5) through a motor (4), the upper end of the supporting bottom plate (1) is fixedly provided with a top block (6) and a positioning connecting mechanism (7) from inside to outside, a lower die (8) is fixed above the top block (6), an embedding groove (9) is formed in the upper end of the lower die (8), the upper die (10) is positioned on the inner side of the positioning connecting mechanism (7), an embedding block (11) is fixed at the lower end of the upper die (10), the inner part of the upper die (10) is connected with an ejector rod (13) through a second spring (14) and a limiting block (15), the bottom end of the ejector rod (13) is connected with a top plate (12), an injection molding butt joint (16) is fixed at the, and the front side and the rear side of the injection molding butt joint (16) are connected with a baffle (18) through a third spring (17), and the upper end of the positioning connecting mechanism (7) is connected with a moving plate (19) through a fourth spring (20).
2. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 1, wherein: installation mechanism (2) include connecting rod (201), first spring (202), inserted block (203), first fixed block (204), connecting block (205) and second fixed block (206), and the front end of connecting rod (201) is connected with first spring (202), the top of connecting rod (201) is fixed with inserted block (203), and the outside of inserted block (203) has connected gradually first fixed block (204), connecting block (205) and second fixed block (206) from the past to the back.
3. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 2, wherein: the connecting rod (201) forms a sliding structure with the supporting base plate (1) through the first spring (202), the connecting rod (201) and the inserting block (203) are welded, and the outer diameter of the inserting block (203) is completely matched with the inner diameters of the first fixing block (204), the connecting block (205) and the second fixing block (206).
4. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 1, wherein: the threaded rod (5) forms a rotating structure with the supporting bottom plate (1) through the motor (4), and the threaded rod (5) is in threaded connection with the moving plate (19).
5. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 1, wherein: the positioning connection mechanism (7) comprises an inserted bar (701), a slot (702), a threaded connector (703) and a connecting plate (704), the slot (702) is arranged outside the inserted bar (701), and the upper part of the inserted bar (701) is connected with the connecting plate (704) through the threaded connector (703).
6. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 5, wherein: the outer diameter of the inserted bar (701) is consistent with the inner diameter of the slot (702), and the inserted bar (701) and the threaded connector (703) are welded.
7. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 5, wherein: the connecting plate (704) and the moving plate (19) form an elastic structure through the fourth spring (20), and the fourth spring (20) and the moving plate (19) are fixedly connected.
8. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 1, wherein: the size of the embedding groove (9) is consistent with that of the embedding block (11), and a welding integrated structure is formed between the embedding block (11) and the upper die (10).
9. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 1, wherein: the ejector rod (13) forms an elastic structure with the upper die (10) through the limiting block (15) and the second spring (14), the ejector rod (13) is bonded with the top plate (12), and the upper surface of the top plate (12) is uniformly distributed with ripples.
10. The anti-leakage IH rice cooker production injection mold convenient to disassemble and assemble as claimed in claim 1, wherein: the baffle (18) forms a telescopic structure with the injection molding butt joint port (16) through a third spring (17), and the third spring (17) is fixedly connected with the baffle (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010748956.5A CN112476978A (en) | 2020-07-30 | 2020-07-30 | Antiseep IH rice cooker production injection mold convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010748956.5A CN112476978A (en) | 2020-07-30 | 2020-07-30 | Antiseep IH rice cooker production injection mold convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112476978A true CN112476978A (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010748956.5A Pending CN112476978A (en) | 2020-07-30 | 2020-07-30 | Antiseep IH rice cooker production injection mold convenient to dismantle |
Country Status (1)
| Country | Link |
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| CN (1) | CN112476978A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276355A (en) * | 2021-06-02 | 2021-08-20 | 杭州程意电器有限公司 | Switch is moulded plastics and is used constant temperature mould with multiple limit function |
| CN114102986A (en) * | 2021-11-16 | 2022-03-01 | 丹阳市金晟医用橡塑制品有限公司 | Forming die for producing medical needle head sheath and processing method thereof |
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| CN205219631U (en) * | 2015-12-14 | 2016-05-11 | 黄山市屯溪工程塑料厂 | Automatic drawing of patterns configuration hot runner device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113276355A (en) * | 2021-06-02 | 2021-08-20 | 杭州程意电器有限公司 | Switch is moulded plastics and is used constant temperature mould with multiple limit function |
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Application publication date: 20210312 |
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| RJ01 | Rejection of invention patent application after publication |