CN220348943U - Environment-friendly double-layer injection mold - Google Patents
Environment-friendly double-layer injection mold Download PDFInfo
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- CN220348943U CN220348943U CN202321890287.0U CN202321890287U CN220348943U CN 220348943 U CN220348943 U CN 220348943U CN 202321890287 U CN202321890287 U CN 202321890287U CN 220348943 U CN220348943 U CN 220348943U
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- cavity
- injection mold
- environment
- noise reduction
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- 238000002347 injection Methods 0.000 title claims abstract description 30
- 239000007924 injection Substances 0.000 title claims abstract description 30
- 238000003860 storage Methods 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 16
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims 1
- 238000005266 casting Methods 0.000 abstract description 26
- 238000001746 injection moulding Methods 0.000 abstract description 17
- 239000000463 material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 11
- 239000004033 plastic Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012778 molding material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an environment-friendly double-layer injection mold which comprises an upper mold base and a lower mold base, wherein a mold core and a mold cavity are arranged in the lower mold base, the upper mold base is provided with a first casting component, a second casting component, a pneumatic mold opening mechanism and a detection module, a storage cavity is formed between the first casting component and the second casting component, the first casting component and the second casting component respectively comprise a main casting pipe and an auxiliary casting pipe, the main casting pipe and the auxiliary casting pipe are respectively connected with the storage cavity, the storage cavity is connected with the detection module, the lower mold base is provided with a noise reduction mechanism, the pneumatic mold opening mechanism is respectively connected with the upper mold base and the lower mold base, the noise reduction mechanism is arranged on two sides of the lower mold base, and air valves are arranged on the other two sides of the noise reduction mechanism. Noise can be greatly reduced through the noise reduction mechanism, so that the effect of environmental protection is achieved, the whole structure is formed in a double-layer injection molding mode, the process cost is greatly reduced, the loss of materials can be indirectly saved, and the waste of the materials is reduced.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to an environment-friendly double-layer injection mold.
Background
The injection mold is a tool for producing plastic products; is also a tool for endowing plastic products with complete structure and precise dimensions. Injection molding refers to injection molding of heated and melted plastic into a mold cavity by an injection molding machine under high pressure, and cooling and solidifying to obtain a molded product. The injection mold consists of a movable mold and a fixed mold, wherein the movable mold is arranged on a movable mold plate of the injection molding machine, and the fixed mold is arranged on a fixed mold plate of the injection molding machine. The movable mould and the fixed mould are closed to form a pouring system and a cavity during injection molding, and the movable mould and the fixed mould are separated during mould opening so as to take out plastic products.
The patent of the application publication No. CN110962309A discloses an injection mold, which comprises an end cover, a first movable mold, a second movable mold, a fixed mold and a base; a core pulling unit and a cavity are arranged in the second movable mould; the core pulling unit is arranged in the cavity and comprises a cylinder, a first folding rod, a triangular rod, a connecting rod, a gear, a second folding rod, a side core pulling unit and a sliding block; the second folding rod is connected in the cavity in a sliding way, and a rack is arranged on the side wall of the second folding rod and meshed with the gear, so that when the gear rotates, the sliding directions of the connecting rod and the second folding rod are opposite; the side core pulling device is arranged on the side wall of the sliding block; the side wall of the die is subjected to core pulling action through the cooperation of the end cover, the first movable die, the second movable die, the fixed die, the base and the core pulling unit, so that the position accuracy of side core pulling is guaranteed, the production accuracy of blanks manufactured by the die is improved, and the overall use effect of the die is greatly enhanced.
The above patent has the following problems: 1. the cylinder of the injection mold can generate higher pressure gas in the mold closing and mold opening processes, so that noise pollution is caused; 2. if the injection molding machine is required to perform injection molding once to finish the manufacture of a plurality of workpieces, a plurality of molds are required to be configured for the same injection molding machine, and the plurality of molds increase the manufacture cost of the workpieces.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides an environment-friendly double-layer injection mold, which can effectively solve the problems of the background technology.
The technical scheme adopted for solving the technical problems is as follows:
the environment-friendly double-layer injection mold comprises an upper mold base and a lower mold base, wherein a mold core and a mold cavity are arranged in the lower mold base, the upper mold base is provided with a first pouring assembly, a second pouring assembly, a pneumatic mold opening mechanism and a detection module, a storage cavity is formed between the first pouring assembly and the second pouring assembly, the first pouring assembly and the second pouring assembly respectively comprise a main pouring pipe and an auxiliary pouring pipe, the main pouring pipe and the auxiliary pouring pipe are respectively connected with the storage cavity, the storage cavity is connected with the detection module, the lower mold base is provided with a noise reduction mechanism, the pneumatic mold opening mechanism is respectively connected with the upper mold base and the lower mold base, the noise reduction mechanism is arranged on two sides of the lower mold base, and air valves are arranged on the other two sides of the lower mold base;
the noise reduction mechanism comprises a plurality of noise reduction sleeve members, the noise reduction sleeve members are connected with an air valve through a guide pipe, the noise reduction sleeve members comprise a first sleeve and a second sleeve, the first sleeve and the second sleeve are of hollow structures, the second sleeve is arranged in the first sleeve, a cavity is formed between the first sleeve and the second sleeve, one ends of the first sleeve and the second sleeve are in sealing connection, and the other ends of the first sleeve and the second sleeve are of closed structures.
As a preferable technical scheme of the utility model, the first sleeve is detachably arranged on the lower die holder, a threaded port for connecting the first sleeve is arranged at the joint of the lower die holder and the first sleeve, and a connecting port is integrally formed at one end of the first sleeve.
As a preferable technical scheme of the utility model, a plurality of air outlet holes and notches are respectively formed in the first sleeve and the second sleeve, wherein the air outlet holes are distributed on the surface of the first sleeve in a sealing manner, and the notches are uniformly distributed along the axis direction of the second sleeve.
As a preferable technical scheme of the utility model, the notch is S-shaped, and the notch is symmetrically arranged on two sides of the second sleeve.
As a preferable technical scheme of the utility model, one ends of the first sleeve and the second sleeve are provided with the air outlet, and one ends of the first sleeve and the second sleeve, which are far away from the air outlet, are provided with the sealing plugs, and the sealing plugs are made of rubber.
As a preferable technical scheme of the utility model, the pneumatic die opening mechanism comprises a mounting cavity, a cylinder arranged in the mounting cavity, a push rod connected with the cylinder and an air pipe, wherein the mounting cavity is symmetrically arranged on two sides of an upper die holder, the push rod is connected with a lower die holder, and the mounting cavity is in sealing connection with an air valve.
As a preferable technical scheme of the utility model, the material storage cavity is provided with a main runner in a molding way, and the main runner is communicated with the material storage cavity.
As a preferable technical scheme of the utility model, one end of the secondary pouring tube is provided with a connector and a pressurizing air port, the connector is communicated with the secondary pouring tube, and the connector is connected with the pressurizing air port.
As a preferable technical scheme of the utility model, the bottom of the cavity is provided with a heat dissipation structure, and the heat dissipation structure is formed by circuitous distribution of a plurality of cooling pipelines.
As a preferable technical scheme of the utility model, the detection module comprises a plurality of temperature sensors which are respectively distributed on the storage cavity and the cavity.
Compared with the prior art, the utility model has the beneficial effects that:
the environment-friendly double-layer injection mold has at least one of the following beneficial effects in the use process:
the injection mold adopts the pneumatic mode to open the mold when opening the mold, and high-pressure gas of the injection mold is too narrow and single in air outlet, so that sharp and harsher noise can be generated when the air outlet is released, the noise can be greatly reduced through the noise reduction mechanism, the environment-friendly effect is achieved, the whole structure is formed in a double-layer injection molding mode, the process cost is greatly reduced, the loss of materials can be indirectly saved, and the waste of the materials is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an environment-friendly double-layer injection mold;
FIG. 2 is a schematic view of a first cross-sectional structure of an environment-friendly double-layer injection mold according to the present utility model;
FIG. 3 is a schematic diagram showing a second cross-sectional structure of an environment-friendly double-layer injection mold according to the present utility model;
fig. 4 is a schematic structural view of a noise reduction mechanism of an environment-friendly double-layer injection mold.
Reference numerals in the drawings:
1. a lower die holder; 101. a cavity; 102. a heat dissipation structure; 103. an air valve; 2. an upper die holder; 201. pneumatic die opening mechanism; 202. a detection module; 203. a main pouring tube; 204. a secondary pouring tube; 205. a cylinder; 206. a push rod; 207. an air pipe; 208. a connector; 209. a pressurized gas port; 3. a noise reduction mechanism; 301. a noise reduction kit; 302. a connection port; 303. an air outlet; 304. an air outlet hole; 305. a first sleeve; 306. a second sleeve; 307. a sealing plug; 308. a notch; 4. a first casting assembly; 401. and a second casting assembly.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-4, the utility model provides an environment-friendly double-layer injection mold, which comprises an upper mold base 2 and a lower mold base 1, wherein a mold core and a mold cavity 101 are arranged in the lower mold base 1, the upper mold base 2 is provided with a first casting component 4, a second casting component 401, a pneumatic mold opening mechanism 201 and a detection module 202, a storage cavity is formed between the first casting component 4 and the second casting component 401, the first casting component 4 and the second casting component 401 respectively comprise a main casting pipe 203 and a secondary casting pipe 204, the main casting pipe 203 and the secondary casting pipe 204 are respectively connected with the storage cavity, the storage cavity is connected with the detection module 202, the lower mold base 1 is provided with a noise reduction mechanism 3, the pneumatic mold opening mechanism 201 is respectively connected with the upper mold base 2 and the lower mold base 1, the noise reduction mechanism 3 is arranged on two sides of the lower mold base 1, and air valves 103 are arranged on the other two sides;
the injection mold consists of a movable mold and a fixed mold, wherein the movable mold is arranged on a movable mold plate of the injection molding machine, and the fixed mold is arranged on a fixed mold plate of the injection molding machine. The movable mold and the fixed mold are closed to form a pouring system and a cavity 101 during injection molding, heated and melted plastic is injected into the cavity by an injection molding machine under high pressure, after cooling and solidification, a formed product is obtained, the movable mold and the fixed mold are separated during mold opening so as to take out the plastic product, and the plastic product is inserted into a guide hole through a guide post during mold closing so as to perform accurate positioning and guiding;
the injection mold adopts the pneumatic mode die sinking when the die sinking, and its high-pressure gas can produce sharp and harsher noise when the gas outlet 303 is too narrow and single, can reduce noise by a wide margin through the mechanism of making an uproar 3 of making an uproar to play the effect of environmental protection.
The noise reduction mechanism 3 comprises a plurality of noise reduction sleeve members 301, the noise reduction sleeve members 301 are connected with the air valve 103 through a guide pipe, the noise reduction sleeve members 301 comprise a first sleeve 305 and a second sleeve 306, the first sleeve 305 and the second sleeve 306 are hollow structures, the second sleeve 306 is arranged in the first sleeve 305, a cavity is formed between the first sleeve 305 and the second sleeve 306, one ends of the first sleeve 305 and the second sleeve 306 are in sealing connection, and the other ends of the first sleeve 305 and the second sleeve 306 are of closed structures.
The noise reduction mechanism 3 in this embodiment solves the noise problem generated during mold opening by adopting a multiple air outlet mode, wherein the first sleeve 305 and the second sleeve 306 form a plurality of air outlet structures, the first sleeve 305 is an air outlet hole 304 densely distributed, the second sleeve 306 adopts an S-shaped notch 308 for air outlet, and high-pressure air generated by the air cylinder 205 is greatly weakened after being conveyed to the noise reduction sleeve 301 through a conduit, so that noise is reduced, and an environmental protection effect is achieved.
Further, the first sleeve 305 is detachably mounted on the lower die holder 1, a threaded port for connecting the first sleeve 305 is provided at the connection position of the lower die holder 1 and the first sleeve 305, and a connection port 302 is integrally formed at one end of the first sleeve 305. The surface of the connecting port 302 is provided with threads, and the connecting port can be sealed by winding a sealing adhesive tape through tightly matching the threads with the lower die holder 1, so that the structure is convenient to assemble and disassemble.
Further, the first sleeve 305 and the second sleeve 306 are respectively provided with a plurality of air outlet holes 304 and notches 308, wherein the air outlet holes 304 are distributed on the surface of the first sleeve 305 in a sealing manner, and the notches 308 are uniformly distributed along the axis direction of the second sleeve 306. The second sleeve 306 is coaxially arranged in the first sleeve 305, the two ends are connected, gas sequentially flows into the cavity through the second sleeve 306, and then the gas is discharged through the gas outlet holes 304 on the first sleeve 305.
Further, the notch 308 is S-shaped, and the notch 308 is symmetrically disposed on both sides of the second sleeve 306.
Further, one ends of the first sleeve 305 and the second sleeve 306 are provided with an air outlet 303, and one ends of the first sleeve 305 and the second sleeve 306, which are far away from the air outlet 303, are provided with a sealing plug 307, and the sealing plug 307 is made of rubber.
Further, the pneumatic mold opening mechanism 201 includes a mounting cavity, a cylinder 205 disposed in the mounting cavity, a push rod 206 connected with the cylinder 205, and an air pipe 207, wherein the mounting cavity is symmetrically disposed on two sides of the upper mold base 2, the push rod 206 is connected with the lower mold base 1, and the mounting cavity is in sealing connection with the air valve 103. Wherein the air valve 103 is internally provided with a controller, the air valve is closed during mold opening, the generated thrust pushes the mold holder to open the mold, otherwise, the air valve is opened, and the air is connected with the noise reduction sleeve 301 through a conduit for exhausting.
Further stated, the storage cavity is provided with a main runner, which is communicated with the storage cavity. The primary and secondary pour tubes 203, 204 both deliver material into the cavity 101 through the primary runner.
Further, one end of the secondary casting pipe 204 is provided with a connector 208 and a pressurizing air port 209, the connector 208 is communicated with the secondary casting pipe 204, and the connector 208 is connected with the pressurizing air port 209. After the main casting pipe 203 conveys the main injection molding material to the cavity 101, the semi-cooled product is conveyed by the auxiliary casting pipe 204 to be cooled by different injection molding materials, and then the surface layer is cooled.
Further, a heat dissipation structure 102 is disposed at the bottom of the cavity 101, and the heat dissipation structure 102 is formed by a plurality of cooling pipes in a roundabout distribution.
Further, the detection module 202 includes a plurality of temperature sensors, and the temperature sensors are respectively distributed on the storage cavity and the cavity 101.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. The utility model provides an environment-friendly double-deck injection mold, includes upper die base (2) and die holder (1), be equipped with core and die cavity (101) in die holder (1), its characterized in that, upper die base (2) are equipped with first pouring subassembly (4), second pouring subassembly (401), pneumatic die sinking mechanism (201) and detection module (202), wherein the shaping has the storage chamber between first pouring subassembly (4) and second pouring subassembly (401), first pouring subassembly (4), second pouring subassembly (401) include main pouring pipe (203) and vice pouring pipe (204) respectively, main pouring pipe (203), vice pouring pipe (204) are connected the storage chamber respectively, the storage chamber is connected with detection module (202), die holder (1) are equipped with noise reduction mechanism (3), wherein upper die base (2) and die holder (1) are connected respectively to pneumatic die sinking mechanism (201), noise reduction mechanism (3) are located the both sides of die holder (1), and are equipped with pneumatic valve (103) in addition both sides;
the noise reduction mechanism (3) comprises a plurality of noise reduction sleeve members (301), the noise reduction sleeve members (301) are connected with the air valve (103) through a guide pipe, the noise reduction sleeve members (301) comprise a first sleeve (305) and a second sleeve (306), the first sleeve (305) and the second sleeve (306) are of hollow structures, the second sleeve (306) is arranged in the first sleeve (305), a cavity is formed between the first sleeve (305) and the second sleeve (306), one ends of the first sleeve (305) and the second sleeve (306) are connected in a sealing mode, and the other ends of the first sleeve (305) and the second sleeve (306) are of closed structures.
2. The environment-friendly double-layer injection mold according to claim 1, wherein: the first sleeve (305) is detachably mounted on the lower die holder (1), a threaded port for connecting the first sleeve (305) is formed at the joint of the lower die holder (1) and the first sleeve (305), and a connecting port (302) is integrally formed at one end of the first sleeve (305).
3. The environment-friendly double-layer injection mold according to claim 1, wherein: a plurality of air outlet holes (304) and notches (308) are respectively formed in the first sleeve (305) and the second sleeve (306), wherein the air outlet holes (304) are distributed on the surface of the first sleeve (305) in a sealing mode, and the notches (308) are uniformly distributed along the axis direction of the second sleeve (306).
4. An environmentally friendly double-layer injection mold according to claim 3, wherein: the notch (308) is S-shaped, and the notch (308) is symmetrically arranged on two sides of the second sleeve (306).
5. The environment-friendly double-layer injection mold according to claim 1, wherein: one end of the first sleeve (305) and one end of the second sleeve (306) are provided with an air outlet (303), and one end, far away from the air outlet (303), of the first sleeve (305) and one end, far away from the air outlet (303), of the second sleeve (306) are provided with a sealing plug (307), and the sealing plug (307) is made of rubber.
6. The environment-friendly double-layer injection mold according to claim 1, wherein: the pneumatic die opening mechanism (201) comprises a mounting cavity, a cylinder (205) arranged in the mounting cavity, a push rod (206) connected with the cylinder (205) and an air pipe (207), wherein the mounting cavity is symmetrically arranged on two sides of the upper die holder (2), the push rod (206) is connected with the lower die holder (1), and the mounting cavity is in sealing connection with the air valve (103).
7. The environment-friendly double-layer injection mold according to claim 1, wherein: and a main runner is formed on the storage cavity and communicated with the storage cavity.
8. The environment-friendly double-layer injection mold according to claim 1, wherein: one end of the secondary pouring pipe (204) is provided with a connector (208) and a pressurizing air port (209), the connector (208) is communicated with the secondary pouring pipe (204), and the connector (208) is connected with the pressurizing air port (209).
9. The environment-friendly double-layer injection mold according to claim 1, wherein: the bottom of the cavity (101) is provided with a heat dissipation structure (102), and the heat dissipation structure (102) is formed by a plurality of cooling pipelines in a roundabout distribution.
10. The environment-friendly double-layer injection mold according to claim 1, wherein: the detection module (202) comprises a plurality of temperature sensors which are respectively distributed on the storage cavity and the cavity (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321890287.0U CN220348943U (en) | 2023-07-18 | 2023-07-18 | Environment-friendly double-layer injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321890287.0U CN220348943U (en) | 2023-07-18 | 2023-07-18 | Environment-friendly double-layer injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220348943U true CN220348943U (en) | 2024-01-16 |
Family
ID=89485627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321890287.0U Active CN220348943U (en) | 2023-07-18 | 2023-07-18 | Environment-friendly double-layer injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220348943U (en) |
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2023
- 2023-07-18 CN CN202321890287.0U patent/CN220348943U/en active Active
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