CN112476999B - Real wood gadget is moulded plastics and is added one step of shaping casting mold of polyurethane - Google Patents
Real wood gadget is moulded plastics and is added one step of shaping casting mold of polyurethane Download PDFInfo
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- CN112476999B CN112476999B CN202011385252.2A CN202011385252A CN112476999B CN 112476999 B CN112476999 B CN 112476999B CN 202011385252 A CN202011385252 A CN 202011385252A CN 112476999 B CN112476999 B CN 112476999B
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- injection molding
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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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C39/10—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
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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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/26—Moulds or cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
- B29C45/2606—Guiding or centering means
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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
- B29C45/34—Moulds having venting means
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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
- B29C2045/2683—Plurality of independent mould cavities in a single mould
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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
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/722—Decorative or ornamental articles
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a one-step molding casting mold for injection molding and polyurethane addition of real wood ornaments, which comprises a body, wherein the body is connected in a rotating manner around a central shaft, a plurality of mold cavities are arranged in the body, the structure of the mold cavities is the same, any one mold cavity is superposed with the other mold cavity after rotating around the central shaft, a wood skin layer is fixed in the mold cavity, different processing procedures are carried out on the wood skin layer on stations where different mold cavities are positioned, the same mold cavity is sequentially processed by the different processing procedures, the different processing procedures take the wood skin layer as a reference, fixing ribs are arranged on the wood skin layer in the circumferential direction, and fixing grooves for fixing the fixing ribs are arranged on the mold cavity in the circumferential direction. The invention provides a one-step molding and pouring mold for injection molding and polyurethane addition of a real wood ornament, which avoids multiple positioning and fixing when two sides of the real wood ornament are respectively processed, thereby simplifying the steps, improving the production efficiency and ensuring the product quality.
Description
Technical Field
The invention relates to the field of molds, in particular to a one-step molding and pouring mold for injection molding and polyurethane adding of a real wood ornament.
Background
Along with the continuous promotion of standard of living, people are also higher and higher to the requirement of the embellishment in the life, and wherein true wood type ornaments receive popular liking widely, but true wood type ornaments are difficult for the installation in the installation, and appear damaging easily, are unfavorable for the long-term use of ornaments, so can process on the surface of true wood type ornaments.
The common processing method is to perform comprehensive injection molding or pouring on the surface of the real wood ornament, but in order to ensure the injection molding and pouring quality, the ornament is fixed firstly, and then injection molding or pouring is performed respectively from two sides of the ornament, so that the purpose of performing comprehensive injection molding or pouring on the surface of the real wood ornament is achieved.
However, when different injection molding materials are required to be injected on two sides of the ornament respectively or when one side of the ornament is injected and one side of the ornament is poured, the process of positioning and mounting needs to be carried out for multiple times, the steps are complex, the production efficiency is low, and the condition that the quality of the finished product does not reach the standard easily occurs.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: when two sides of the real wood ornaments are respectively processed, the real wood ornaments are prevented from being positioned and fixed for a plurality of times, so that the real wood ornament injection molding and polyurethane one-step molding casting mold is realized, the steps are simplified, the production efficiency is improved, and the product quality is ensured.
The technical scheme adopted by the invention for solving the problems is as follows: the utility model provides a true wood gadget moulds plastics and adds one step of shaping casting mold of polyurethane, the body rotates around a center pin to be connected, this internal a plurality of die cavitys that are equipped with, it is a plurality of the die cavity structure is the same, arbitrary one the die cavity is rotating the back around the center pin and is coincideing with another die cavity, the die cavity internal fixation has the wooden cortex, the wooden cortex carries out different manufacturing procedure, difference on the station that the die cavity of difference was located, manufacturing procedure processes same die cavity in proper order, and is different the manufacturing procedure all uses the wooden cortex as the benchmark, be equipped with fixed muscle in the circumference of wooden cortex, be equipped with the fixed slot that is used for fixed muscle in the circumference of die cavity.
Compared with the prior art, the invention has the advantages that: through the design of a plurality of die cavitys, the initial station of each die cavity is used for going on of different procedure, through the body around center pin pivoted technical characteristic, realize carrying out the purpose of processing many times to a wooden skin layer, in a lot of course of working, the wooden skin layer only carries out location installation once, simple step, high production efficiency, the probability that quality problems appears in the finished product has also been reduced, and simultaneously, in a complete production process, a plurality of manufacturing procedure can go on simultaneously, the process time has been saved, and the production efficiency is further improved.
This internal two die cavitys that are equipped with, two die cavity structures are the same, one the die cavity is rotating 180 degrees back and another die cavity coincidence around the center pin, the die cavity intracavity is fixed with the wooden cortex, one side of wooden cortex is used for the injection moulding of plastics, the opposite side of wooden cortex is used for the casting moulding of polyurethane, the body is including the first station that is used for plastics injection moulding and the second station that is used for polyurethane casting moulding, the die cavity is after moulding plastics at first station, rotates 180 degrees around the center pin and reachs the second station, the one end of second station is equipped with the ester ware that adds that is used for adding polyurethane, add the detachable connection of ester ware and second station, through the improvement, realize once fixing a position, carry out the injection moulding of plastics and the casting moulding's of polyurethane manufacturing procedure respectively to the wooden cortex, still realize different die cavities simultaneously and add the purpose of polyurethane on the second station.
As an improvement of the invention, the central shaft is a horizontal shaft, the second station is arranged above the first station, the die cavity is obliquely arranged, the ester adding device is arranged at one end of the second station close to the first station, and through the improvement, the die cavity is obliquely designed, and the ester adding device adds ester from the bottom end to the high end of the die cavity, so that the discharge of gas in the die cavity in the ester adding process is facilitated, and the product quality is ensured.
As an improvement of the invention, the included angle formed between the die cavity and the horizontal plane is 20 degrees, and the yield is the highest under the angle through experiments.
As an improvement of the invention, the other end of the second station is provided with the exhaust cylinder, and the exhaust cylinder is detachably connected with the second station.
As an improvement of the invention, the inner peripheral wall of the mold cavity is provided with a demolding coating, and the improvement is favorable for smooth demolding after the injection molding and the pouring are finished.
As an improvement of the invention, the two die cavities are respectively arranged in the two forming dies, the two forming dies are arranged in one positioning die, the positioning die comprises a front die and a rear die, and a guide component is arranged at the joint of the front die and the rear die.
As an improvement of the invention, the positioning die is in a quadrangular prism shape, the guide assembly comprises four groups of guide lugs and guide grooves which are matched with each other to realize guide installation, the four groups of guide lugs and guide grooves are respectively arranged on four edges of the positioning die, and the joints of the guide lugs and the guide grooves are abutted through guide inclined planes.
As an improvement of the invention, one side of the mold cavity for injection molding is provided with a plurality of sheet-shaped injection molding cavities, one side of each injection molding cavity is provided with a molding rod, the axis of the molding rod is provided with an air outlet pipeline, through the improvement, during the injection molding process of the sheet-shaped injection molding cavities, the situation that the injection molding is not in place easily occurs at the bottoms of the cavities, so that the sheet-shaped structure is incompletely molded, and through the design of the air outlet pipeline, the gas in the injection molding cavities can be discharged out of the injection molding cavities under the extrusion of the plastic, so that the situation that the injection molding of the injection molding cavities is not in place is avoided.
As an improvement of the invention, one end of the molding rod, which is connected with the injection molding cavity, is provided with a connecting surface, the connecting surface is in coplanar connection with the plane of the injection molding cavity, the other end of the molding rod is provided with an anti-rotation block, the other end of the molding rod is provided with a fixing component, the fixing component is provided with an anti-rotation groove, and the anti-rotation block is fixedly connected in the anti-rotation groove.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the mold cavity of the present invention.
FIG. 3 is a schematic view of the structure of the injection-molded and polyaddition polyurethane of the present invention.
FIG. 4 is an exploded view of the positioning die and the die cavity of the present invention.
FIG. 5 is a schematic view of the injection molding cavity of the present invention.
FIG. 6 is a schematic view of the configuration of a shaped rod of the present invention.
FIG. 7 is a schematic view of the mounting structure of the forming rod of the present invention.
Shown in the figure: 1. the mould cavity, 1.1, the fixed slot, 2, the wooden cortex, 2.1, fixed muscle, 3, plastics, 4, polyurethane, 5, first station, 6, the second station, 7, add ester ware, 8, the air cylinder, 9, positioning die, 9.1, the front mould, 9.2, the back mould, 10, the direction subassembly, 10.1, the direction lug, 10.2, the direction recess, 11, the chamber of moulding plastics, 12, the shaping stick, 12.1, connect the face, 12.2, prevent changeing the piece, 12.3, the pipeline of giving vent to anger, 13, fixed subassembly, 14, forming die.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
As shown in fig. 1-3, a real wood gadget moulds plastics and adds one step of shaping casting mold of polyurethane, which comprises a body, the body rotates around a center pin and connects, this internal two die cavities 1 that are equipped with, two die cavity 1 structure is the same, one die cavity 1 rotates 180 degrees back around the center pin and coincides with another die cavity 1, 1 internal fixation in die cavity has wooden cortex 2, one side of wooden cortex 2 is used for the injection moulding of plastics 3, the opposite side of wooden cortex 2 is used for the casting moulding of polyurethane 4, and the injection moulding structure of plastics 3 is the injection moulding structure commonly used, and injection moulding and casting moulding process same die cavity in proper order, and injection moulding and casting moulding all use wooden cortex 2 as the benchmark, be equipped with fixed muscle 2.1 in the circumference of wooden cortex 2, be equipped with fixed slot 1.1 that is used for fixed muscle 2.1 in the circumference of die cavity 1.
The body is including being used for 3 injection moulding's of plastics first station 5 and being used for 4 casting moulding's of polyurethane second station 6, die cavity 1 moulds plastics the back at first station 5, rotates 180 degrees around the center pin and reachs second station 6, the one end of second station 6 is equipped with the ester ware 7 that adds that is used for adding polyurethane 4, ester ware 7 can be dismantled with second station 6 and be connected, the center pin is the horizontal axis, and first station 5's top is located to second station 6, die cavity 1 is the slope setting, and the contained angle that forms between die cavity 1 and the horizontal plane is 20 degrees, the one end that second station 6 is close to first station 5 is located to ester ware 7, the other end of second station 6 is equipped with exhaust cylinder 8, exhaust cylinder 8 can be dismantled with second station 6 and be connected.
And the inner peripheral wall of the die cavity 1 is provided with a demoulding coating.
As shown in fig. 1, 3, and 4, two mold cavities 1 are respectively disposed in two molding molds 14, the two molding molds 14 are disposed in one positioning mold 9, the positioning mold 9 includes a front mold 9.1 and a rear mold 9.2, a guide assembly 10 is disposed at a joint of the front mold 9.1 and the rear mold 9.2, the positioning mold is in a quadrangular shape, the guide assembly 10 includes four sets of guide protrusions 10.1 and guide grooves 10.2 that cooperate to achieve guiding installation, the four sets of guide protrusions 10.1 and guide grooves 10.2 are respectively disposed on four edges of the positioning mold, the guide protrusions 10.1 are disposed on the rear mold 9.2, the guide grooves 10.2 are disposed on the front mold 9.1, and joints of the guide protrusions 10.1 and the guide grooves 10.2 are abutted by guide slopes.
As shown in fig. 5, 6 and 7, one side of the mold cavity 1 for injection molding is provided with a plurality of sheet-shaped injection molding cavities 11, each of the injection molding cavities 11 is provided with a molding rod 12, the axis of the molding rod 12 is provided with an air outlet pipeline 12.3, one end of the molding rod 12 connected with the injection molding cavity 11 is provided with a connecting surface 12.1, the connecting surface 12.1 is in coplanar connection with the plane of the injection molding cavity 11, the other end of the molding rod 12 is provided with an anti-rotation block 12.2, the other end of the molding rod 12 is provided with a fixing component 13, the fixing component 13 is provided with an anti-rotation groove, and the anti-rotation block 12.2 is fixedly connected in the anti-rotation groove.
In the embodiment shown in fig. 2, the present invention has two mold cavities 1, and each mold cavity 1 can process three real wood ornaments.
Correspondingly, according to the structural characteristics of the invention, the invention can also be applied to the structures of the three-die cavity 1 and the four-die cavity 1, for example, in the three-die cavity 1, the movement of the die cavity 1 on different stations can be realized by rotating the body by 120 degrees around the center, and in the four-die cavity 1, the movement of the die cavity 1 on different stations can be realized by rotating the body by 90 degrees around the center.
The foregoing is illustrative of the preferred embodiments of the present invention only and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the scope of the invention as defined by the independent claims are intended to be embraced therein.
Claims (3)
1. The utility model provides a real wood gadget is moulded plastics and is added one step of shaping casting mold of polyurethane, includes the body, its characterized in that: the body is connected in a rotating mode around a central shaft, two die cavities (1) are arranged in the body, the two die cavities (1) are identical in structure, one die cavity (1) is overlapped with the other die cavity (1) after rotating 180 degrees around the central shaft, a wood skin layer (2) is fixed in the die cavity (1), one side of the wood skin layer (2) is used for injection molding of plastics (3), the other side of the wood skin layer (2) is used for casting molding of polyurethane (4), different machining procedures are used for sequentially machining the same die cavity, the different machining procedures all use the wood skin layer (2) as a reference, fixing ribs (2.1) are arranged on the circumference of the wood skin layer (2), and fixing grooves (1.1) used for fixing the fixing ribs (2.1) are arranged on the circumference of the die cavity (1); the body comprises a first station (5) for injection molding of plastic (3) and a second station (6) for casting of polyurethane (4), the mold cavity (1) rotates 180 degrees around a central shaft after the first station (5) performs injection molding and reaches the second station (6), one end of the second station (6) is provided with an ester adding device (7) for adding the polyurethane (4), and the ester adding device (7) is detachably connected with the second station (6); the other end of the second station (6) is provided with an exhaust cylinder (8), and the exhaust cylinder (8) is detachably connected with the second station (6); one side of the die cavity (1) for injection molding is provided with a plurality of sheet-shaped injection molding cavities (11), one side of each injection molding cavity (11) is provided with a molding rod (12), and the axis of each molding rod (12) is provided with an air outlet pipeline (12.3); one end of the molding rod (12) connected with the injection molding cavity (11) is provided with a connecting surface (12.1), the connecting surface (12.1) is connected with the plane of the injection molding cavity (11) in a coplanar manner, the other end of the forming rod (12) is provided with an anti-rotation block (12.2), the other end of the forming rod (12) is provided with a fixing component (13), an anti-rotation groove is arranged on the fixing component (13), the anti-rotation block (12.2) is fixedly connected in the anti-rotation groove, the central shaft is a horizontal shaft, the second station (6) is arranged above the first station (5), the die cavities (1) are obliquely arranged, the ester adding device (7) is arranged at one end of the second station (6) close to the first station (5), the two die cavities (1) are respectively arranged in the two molding dies (14), two forming dies (14) are arranged in a positioning die (9), the positioning die (9) comprises a front die (9.1) and a rear die (9.2), a guide component (10) is arranged at the joint of the front mould (9.1) and the rear mould (9.2), the positioning die is in a quadrangular prism shape, the guide assembly (10) comprises four groups of guide lugs (10.1) and guide grooves (10.2) which are matched with each other to realize guide installation, the four groups of guide lugs (10.1) and guide grooves (10.2) are respectively arranged on four edges of the positioning die, the connecting part of the guide convex block (10.1) and the guide groove (10.2) is propped against through a guide inclined plane.
2. The one-step molding and casting mold for injection molding and polyurethane molding of wood ornaments as claimed in claim 1, wherein: the included angle formed between the die cavity (1) and the horizontal plane is 20 degrees.
3. The real wood ornament injection molding and polyurethane one-step molding casting mold according to claim 1, characterized in that: and the inner peripheral wall of the die cavity (1) is provided with a demoulding coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385252.2A CN112476999B (en) | 2020-12-01 | 2020-12-01 | Real wood gadget is moulded plastics and is added one step of shaping casting mold of polyurethane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385252.2A CN112476999B (en) | 2020-12-01 | 2020-12-01 | Real wood gadget is moulded plastics and is added one step of shaping casting mold of polyurethane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112476999A CN112476999A (en) | 2021-03-12 |
| CN112476999B true CN112476999B (en) | 2023-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011385252.2A Active CN112476999B (en) | 2020-12-01 | 2020-12-01 | Real wood gadget is moulded plastics and is added one step of shaping casting mold of polyurethane |
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| CN (1) | CN112476999B (en) |
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| CN109435864A (en) * | 2018-10-31 | 2019-03-08 | 汽-大众汽车有限公司 | A kind of truewood lighting decoration and its manufacturing method |
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2020
- 2020-12-01 CN CN202011385252.2A patent/CN112476999B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1443630A (en) * | 2002-03-08 | 2003-09-24 | 李基何 | Wood grain steering wheel for car and its making method |
| CN101837752A (en) * | 2010-04-01 | 2010-09-22 | 黄鲁燕 | Sedan interior handle and double-shot moulding method thereof |
| KR101192271B1 (en) * | 2011-09-20 | 2012-10-17 | 재영웰릭스 주식회사 | Interior trim using real wood and production method thereof |
| CN104309058A (en) * | 2014-09-05 | 2015-01-28 | 东莞劲胜精密组件股份有限公司 | Plastic part processing method, plastic part, and electronic product housing |
| CN104669578A (en) * | 2015-01-26 | 2015-06-03 | 安徽森泰塑木新材料有限公司 | Method and mold of double-color co-extruded board |
| CN104918427A (en) * | 2015-04-14 | 2015-09-16 | 小米科技有限责任公司 | Manufacturing method of wooden housing, wooden housing and terminal equipment |
| CN104842505A (en) * | 2015-05-15 | 2015-08-19 | 福建省石狮市通达电器有限公司 | Production process of outer wood grain cover |
| CN105619692A (en) * | 2015-12-31 | 2016-06-01 | 青岛海信模具有限公司 | Rotary table type double-color injection mould with decorative membrane and injection molding process for rotary table type double-color injection mould |
| CN109435864A (en) * | 2018-10-31 | 2019-03-08 | 汽-大众汽车有限公司 | A kind of truewood lighting decoration and its manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112476999A (en) | 2021-03-12 |
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