CN214188281U - Forming die of miniature circuit breaker shell - Google Patents
Forming die of miniature circuit breaker shell Download PDFInfo
- Publication number
- CN214188281U CN214188281U CN202023161553.5U CN202023161553U CN214188281U CN 214188281 U CN214188281 U CN 214188281U CN 202023161553 U CN202023161553 U CN 202023161553U CN 214188281 U CN214188281 U CN 214188281U
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- water route
- ejector pin
- movable mould
- mould board
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Abstract
The utility model relates to a forming die of miniature circuit breaker casing, including base, movable mould board, quiet template, panel, ejector pin subassembly, movable mould board and quiet template between be formed with casing model chamber, the panel on be provided with the sprue that is linked together with casing model chamber, the ejector pin subassembly set up bottom plate in the base including the activity, set up roof, a plurality of setting on the roof ejector pin on the bottom plate, the water route department that corresponds the movable mould board sets up the water route ejector pin on the roof, the upper end of water route ejector pin pass the water route and extend at casing model intracavity, the movable mould board on correspond water route ejector pin, water route department and be provided with the water proof piece, water proof piece and movable mould board, water route ejector pin, water route constitute sealed cooperation. The utility model has the advantages of simple structure, stable and reliable performance, high production efficiency and low cost.
Description
Technical Field
The utility model relates to a forming die, concretely relates to forming die of miniature circuit breaker casing.
Background
The miniature circuit breaker is also called a miniature circuit breaker, is suitable for overload and short-circuit protection of a line with rated voltage of 230/400V and rated current of 50/60Hz and 63A of alternating current, and can also be used for infrequent operation and conversion of the line under normal conditions. Miniature circuit breaker includes casing, electromagnetism release, operating device, contact system, and in process of production, miniature circuit breaker's casing need make through injection moulding mould, however, current forming die's for miniature circuit breaker casing structural design is unreasonable, and this forming die can't arrange the ejector pin in water route department to lead to this forming die to have low in production efficiency, high in production cost, the structure is complicated, the unreliable defect of performance.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a forming die of simple structure, stable performance are reliable, production efficiency is high, with low costs miniature circuit breaker casing.
In order to realize the purpose, the utility model adopts a forming die of a miniature circuit breaker shell, which comprises a base, a movable template arranged on the base, a static template arranged on the movable template, a panel arranged on the static template, and a mandril component movably arranged in the base, a shell model cavity is formed between the movable template and the static template, a filling port communicated with the shell model cavity is arranged on the panel, the ejector rod component comprises a bottom plate movably arranged in the base, a top plate arranged on the bottom plate, a plurality of ejector rods arranged on the top plate, and waterway ejector rods arranged on the top plate corresponding to the waterway of the movable template, the upper end of the waterway ejector rod penetrates through the waterway and extends into the cavity of the shell model, the movable template is provided with a water stop piece corresponding to the waterway ejector rod and the waterway, and the water stop piece is in sealing fit with the movable template, the waterway ejector rod and the waterway.
The beneficial effect of above-mentioned structure is: the water proof piece is arranged at the water path of the movable mould plate, so that the water path ejector rod can be arranged at the water path of the forming mould, the water proof piece and the movable mould plate are in sealing fit, the sealing performance of the forming mould is improved, the water path ejector rod and the ejector rod move along with the top plate, the water path ejector rod and the ejector rod can be inserted into the cavity of the shell model, the quick demoulding of the shell can be realized, the production efficiency of the forming mould is improved, and the forming mould of the miniature circuit breaker shell has the advantages of simple structure, stable and reliable performance, high production efficiency and low cost.
Particularly, a sprue cup communicated with the sprue is arranged on the static template, a sprue channel communicated with the sprue cup is formed between the movable template and the static template, four shell model cavities are formed between the movable template and the static template, and material flowing holes are formed between the four shell model cavities and the sprue channel. Four shell model cavities are arranged between the movable mould plate and the static mould plate, and a plurality of miniature circuit breaker shells can be injection molded at one time, so that the production efficiency of the forming mould is improved.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a cross-sectional view of an embodiment of the present invention.
Fig. 3 is a perspective view of the internal structure of the embodiment of the present invention.
Fig. 4 is a sectional view of the internal structure of the embodiment of the present invention.
Detailed Description
As shown in fig. 1 to 4, an embodiment of the present invention is a forming mold for a casing of a miniature circuit breaker, including a base 10, a movable mold plate 11 disposed on the base 10, a stationary mold plate 12 disposed on the movable mold plate 11, a panel 13 disposed on the stationary mold plate 12, and a ram assembly 20 movably disposed in the base 10, wherein a casing model cavity 100 is formed between the movable mold plate 11 and the stationary mold plate 12, the panel 13 is provided with a filling opening 131 communicated with the casing model cavity 100, the ram assembly 20 includes a bottom plate 21 movably disposed in the base 10, a top plate 22 disposed on the bottom plate 21, a plurality of ram 23 disposed on the top plate 22, and a waterway ejector 24 disposed on the top plate 22 corresponding to the water channel 111 of the movable mold plate 11, the upper end of the waterway ejector 24 passes through the waterway 111 and extends into the casing model cavity 100, the movable mold plate 11 is provided with a waterway ejector 24 corresponding to the waterway ejector 24, The water path 111 is provided with a water stop piece 15, and the water stop piece 15 is in sealing fit with the movable mould plate 11, the water path mandril 24 and the water path 111. The casting device is characterized in that a sprue cup 14 communicated with a sprue opening 131 is arranged on the static template 12, a sprue channel 101 communicated with the sprue cup 14 is formed between the movable template 11 and the static template 12, four shell model cavities 100 are formed between the movable template 11 and the static template 12, and material flow holes 102 are formed between the four shell model cavities 100 and the sprue channel 101. Four shell model cavities are arranged between the movable mould plate and the static mould plate, and a plurality of miniature circuit breaker shells can be injection molded at one time, so that the production efficiency of the forming mould is improved.
The water proof piece is arranged at the water path of the movable mould plate, so that the water path ejector rod can be arranged at the water path of the forming mould, the water proof piece and the movable mould plate are in sealing fit, the sealing performance of the forming mould is improved, the water path ejector rod and the ejector rod move along with the top plate, the water path ejector rod and the ejector rod can be inserted into the cavity of the shell model, the quick demoulding of the shell can be realized, the production efficiency of the forming mould is improved, and the forming mould of the miniature circuit breaker shell has the advantages of simple structure, stable and reliable performance, high production efficiency and low cost.
Claims (2)
1. The utility model provides a forming die of miniature circuit breaker casing which characterized in that: this forming die includes the base, sets up the movable mould board on the base, sets up the quiet template on the movable mould board, sets up panel, the activity setting ejector pin subassembly in the base on quiet template, movable mould board and quiet template between be formed with the casing model chamber, the panel on be provided with the sprue that is linked together with casing model chamber, ejector pin subassembly including the activity set up bottom plate in the base, set up roof, a plurality of ejector pins of setting on the roof, the water route of corresponding movable mould board department set up the water route ejector pin on the roof, the upper end of water route ejector pin pass the water route and extend at casing model intracavity, the movable mould board on correspond water route ejector pin, water route department and be provided with the water-stop piece, water-stop piece and movable mould board, water route ejector pin, water route constitute sealed cooperation.
2. The mold for molding a case for a miniature circuit breaker according to claim 1, wherein: the movable mould plate and the static mould plate are provided with a sprue cup communicated with the sprue, a sprue channel communicated with the sprue cup is formed between the movable mould plate and the static mould plate, four shell model cavities are formed between the movable mould plate and the static mould plate, and material flowing holes are formed between the four shell model cavities and the sprue channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023161553.5U CN214188281U (en) | 2020-12-24 | 2020-12-24 | Forming die of miniature circuit breaker shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023161553.5U CN214188281U (en) | 2020-12-24 | 2020-12-24 | Forming die of miniature circuit breaker shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214188281U true CN214188281U (en) | 2021-09-14 |
Family
ID=77656350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023161553.5U Active CN214188281U (en) | 2020-12-24 | 2020-12-24 | Forming die of miniature circuit breaker shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214188281U (en) |
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2020
- 2020-12-24 CN CN202023161553.5U patent/CN214188281U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230105 Address after: 325600 Tiancheng Industrial Zone, Tiancheng Street, Yueqing City, Wenzhou City, Zhejiang Province (within Zhejiang Yabo Electrical Appliance Co., Ltd.) Patentee after: Zhejiang Yabo Electrical Technology Co.,Ltd. Address before: 325600 Tiancheng Township Industrial Zone, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: Zhejiang Yabo Electric Appliance Co.,Ltd. |