CN220985855U - Sound membrane forming die - Google Patents
Sound membrane forming die Download PDFInfo
- Publication number
- CN220985855U CN220985855U CN202322883760.9U CN202322883760U CN220985855U CN 220985855 U CN220985855 U CN 220985855U CN 202322883760 U CN202322883760 U CN 202322883760U CN 220985855 U CN220985855 U CN 220985855U
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- Prior art keywords
- die core
- upper die
- lower die
- core
- mould
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- 239000012528 membrane Substances 0.000 title claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 10
- 230000000149 penetrating effect Effects 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a sound film forming die, which comprises an upper die and a lower die, wherein the upper die comprises an upper die plate and an upper die core, the lower die comprises a lower die plate and a lower die core, the bottoms of the upper die plate and the tops of the lower die plate are respectively provided with accommodating grooves matched with the upper die core and the lower die core, the upper die core and the lower die core are respectively arranged in the accommodating grooves on the sides of the upper die plate and the lower die plate, a plurality of first transverse flow passages communicated with the accommodating grooves are respectively arranged between the opposite side surfaces of the upper die plate and the lower die plate in a penetrating way, the side walls of the upper die core and the lower die core are respectively provided with a second transverse flow passage arranged corresponding to the first transverse flow passages in a penetrating way, the bottoms of the upper die core and the lower die core are respectively provided with longitudinal flow passages which are intersected with the second transverse flow passages, the two ends of the second transverse flow passages are respectively communicated with the two ends of the first transverse flow passages, so that the upper die core and the lower die core can be effectively cooled, the cooling efficiency is improved, the temperature uniformity at different positions of the upper die core and the lower die core is ensured, and the product forming quality is improved.
Description
Technical Field
The utility model relates to the technical field of sound membrane processing, in particular to a sound membrane forming die.
Background
The voice coil and the sound membrane are important components of the loudspeaker, the sound membrane is adhered to one end of the voice coil, and the voice coil is stressed in a magnetic field to drive the sound membrane to vibrate. The sound membrane is mainly manufactured through mould forming, the water cooling flow channels of the existing sound membrane forming mould are only arranged on the upper template and the lower template, the upper mould core and the lower mould core are respectively arranged on the upper template and the lower template, and as a certain distance exists between the upper mould core and the lower mould core and between the upper template and the water cooling flow channels of the lower template, the temperature difference between the upper mould core and the lower mould core at different positions is large, the cooling efficiency of the product is low, the forming efficiency is reduced, and the forming quality is influenced.
Disclosure of Invention
The utility model aims to solve the problem of providing a sound film forming die which improves the cooling efficiency of products and the forming quality of the products.
The utility model provides a sound film forming die which comprises an upper die and a lower die, wherein the upper die comprises an upper die plate and an upper die core, the lower die comprises a lower die plate and a lower die core, the bottom of the upper die plate and the top of the lower die plate are respectively provided with accommodating grooves matched with the upper die core and the lower die core, the upper die core and the lower die core are respectively arranged in the accommodating grooves on the upper die plate and the lower die plate side, a plurality of first transverse flow passages communicated with the accommodating grooves are respectively and penetratingly arranged between the opposite side surfaces of the upper die plate and the lower die plate, second transverse flow passages corresponding to the first transverse flow passages are respectively and penetratingly arranged on the side walls of the upper die core and the lower die core, longitudinal flow passages are respectively and internally extended from the bottoms of the upper die core and the lower die core, the longitudinal flow passages are intersected with the second transverse flow passages, and two ends of the second transverse flow passages are respectively communicated with two ends of the first transverse flow passages.
Preferably, the side walls of the upper die core and the lower die core are provided with external threads, and the side walls of the accommodating groove are provided with internal threads matched with the external threads.
Preferably, two holding rods are symmetrically arranged on the side walls of the upper die core and the lower die core.
Preferably, the peripheral edge of the bottom of the upper die core is provided with an annular step, and the peripheral edge of the top of the lower die core is provided with an annular groove matched with the annular step.
Preferably, lubricating oil is coated between the external thread and the internal thread.
The beneficial effects of the utility model are as follows: the utility model provides a sound film forming die, which is characterized in that an upper die core and a lower die core are respectively assembled into accommodating grooves at the sides of an upper die plate and a lower die plate, so that the communication among a first transverse flow channel, a second transverse flow channel and a longitudinal flow channel is realized, the tail end of the longitudinal flow channel can be better close to a die cavity, an external water-cooling joint is connected to one end of the first transverse flow channel, cold water can flow through the second transverse flow channel and the longitudinal flow channel by inputting cold water into one end of the first transverse flow channel, the cooling operation can be effectively carried out on the upper die core and the lower die core, the cooling efficiency is improved, the temperature uniformity at different positions of the upper die core and the lower die core is ensured, the product forming quality is improved, the upper die core and the lower die core can be replaced for different products, the upper die plate and the lower die plate can be universal, and the production cost is reduced.
Drawings
Fig. 1 illustrates an outline structure of the present utility model.
Fig. 2 illustrates a cross-sectional view of the present utility model.
Fig. 3 illustrates a schematic structural view of the upper die of the present utility model.
Fig. 4 illustrates a schematic structure of a lower die of the present utility model.
Reference numerals illustrate: the upper die plate 10, the accommodating groove 11, the first transverse runner 12, the internal thread 110, the upper die core 20, the second transverse runner 21, the longitudinal runner 22, the external thread 23, the holding rod 24, the annular step 25, the lower die plate 30, the lower die core 40 and the annular groove 41.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure.
All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are intended to be within the scope of the present disclosure, based on the described embodiments of the present disclosure.
Reference is made to fig. 1-4.
The utility model provides a sound film forming die, which comprises an upper die and a lower die, wherein the upper die comprises an upper die plate 10 and an upper die core 20, the lower die comprises a lower die plate 30 and a lower die core 40, the bottoms of the upper die plate 10 and the tops of the lower die plate 30 are respectively provided with a containing groove 11 matched with the upper die core 20 and the lower die core 40, the upper die core 20 and the lower die core 40 are respectively arranged in the containing grooves 11 on the sides of the upper die plate 10 and the lower die plate 30, a plurality of first transverse flow channels 12 communicated with the containing groove 11 are respectively and penetratingly arranged between two opposite sides of the upper die plate 10 and the lower die plate 30, second transverse flow channels 21 corresponding to the first transverse flow channels 12 are respectively and penetratingly arranged on the side walls of the upper die core 20 and the lower die core 40, longitudinal flow channels 22 are respectively arranged at the bottoms of the upper die core 20 and the lower die core 40 in an extending mode, the longitudinal flow channels 22 are intersected with the second transverse flow channels 21, and two ends of the second transverse flow channels 21 are respectively communicated with two ends of the first transverse flow channels 12.
The working principle of the die is that the upper die core 20 and the lower die core 40 are respectively assembled into the accommodating grooves 11 on the sides of the upper die plate 10 and the lower die plate 30, so that the communication among the first transverse flow channel 12, the second transverse flow channel 21 and the longitudinal flow channel 22 is realized, the tail end of the longitudinal flow channel 22 can be better close to a die cavity, an external water-cooling joint is connected to one end of the first transverse flow channel 12, cold water can flow through the second transverse flow channel 21 and the longitudinal flow channel 22 by inputting the cold water into one end of the first transverse flow channel 12, the upper die core 20 and the lower die core 40 can be effectively cooled, the cooling efficiency is improved, the temperature uniformity of different positions of the upper die core 20 and the lower die core 40 is ensured, the product forming quality is improved, the upper die plate 10 and the lower die plate 30 can be universal, and the production cost is reduced.
Based on the above embodiment, the outer threads 23 are provided on the side walls of the upper and lower cores 20 and 40, and the inner threads 110 matching the outer threads 23 are provided on the side walls of the receiving groove 11. During assembly, the upper die core 20 and the lower die core 40 are aligned to the accommodating groove 11 and rotated to realize the connection of the external threads 23 and the internal threads 110, and after the assembly is completed, the two ends of the second transverse runner 21 are communicated with the two ends of the first transverse runner 12, so that the rapid assembly between the upper die plate 10 and the upper die core 20 and the rapid assembly between the lower die plate 30 and the lower die core 40 can be realized, and meanwhile, the connection between the first transverse runner 12 and the second transverse runner 21 can be realized.
Based on the above embodiment, two holding rods 24 are symmetrically arranged on the side walls of the upper die core 20 and the lower die core 40, and the upper die core 20 and the lower die core 40 are rotated by holding the holding rods 24, so that the assembly between the upper die plate 10 and the upper die core 20 and the assembly between the lower die plate 30 and the lower die core 40 are facilitated.
Based on the above embodiment, the annular step 25 is provided at the bottom periphery of the upper mold core 20, the annular groove 41 matching with the annular step 25 is provided at the top periphery of the lower mold core 40, which plays a limiting role in mold closing and improves the molding quality of the product.
Based on the above embodiment, the lubricating oil is coated between the external thread 23 and the internal thread 110, so that the smoothness of the upper die core 20 and the lower die core 40 when assembled on the upper die plate 10 and the lower die plate 30 can be improved, and the connection tightness between the first transverse runner 12 and the second transverse runner 21 can be improved.
The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.
Claims (5)
1. The utility model provides a sound membrane forming die, contains mould, lower mould, it contains cope match-plate pattern, go up the mould benevolence to go up the mould, the lower mould contains lower bolster, lower mould benevolence, its characterized in that, cope match-plate pattern bottom, lower bolster top be provided with respectively with go up mould benevolence, lower mould benevolence matching holding tank, go up mould benevolence, lower mould benevolence set up respectively in go up mould, lower mould side in the holding tank, all link up between the opposite both sides face of cope match-plate pattern, lower mould all be provided with a plurality of with the first horizontal runner of holding tank intercommunication, go up mould benevolence, all link up on the lateral wall of lower mould benevolence be provided with the second horizontal runner that first horizontal runner corresponds the setting, go up mould benevolence bottom all extends to its inside and is provided with vertical runner, vertical runner with the second horizontal runner intersects, the both ends of second horizontal runner respectively with the both ends of first horizontal runner intercommunication.
2. The sound membrane forming die of claim 1, wherein external threads are arranged on the side walls of the upper die core and the lower die core, and internal threads matched with the external threads are arranged on the side walls of the accommodating groove.
3. The sound membrane forming die as claimed in claim 2, wherein two holding rods are symmetrically arranged on the side walls of the upper die core and the lower die core.
4. The sound membrane forming die of claim 3, wherein an annular step is arranged on the bottom peripheral edge of the upper die core, and an annular groove matched with the annular step is arranged on the top peripheral edge of the lower die core.
5. The sound membrane forming die as claimed in claim 4, wherein lubricating oil is coated between the external thread and the internal thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322883760.9U CN220985855U (en) | 2023-10-26 | 2023-10-26 | Sound membrane forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322883760.9U CN220985855U (en) | 2023-10-26 | 2023-10-26 | Sound membrane forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220985855U true CN220985855U (en) | 2024-05-17 |
Family
ID=91057848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322883760.9U Active CN220985855U (en) | 2023-10-26 | 2023-10-26 | Sound membrane forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220985855U (en) |
-
2023
- 2023-10-26 CN CN202322883760.9U patent/CN220985855U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |