CN203235944U - Novel electric bicycle aluminum alloy rear-wheel casting die - Google Patents
Novel electric bicycle aluminum alloy rear-wheel casting die Download PDFInfo
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- CN203235944U CN203235944U CN 201320292383 CN201320292383U CN203235944U CN 203235944 U CN203235944 U CN 203235944U CN 201320292383 CN201320292383 CN 201320292383 CN 201320292383 U CN201320292383 U CN 201320292383U CN 203235944 U CN203235944 U CN 203235944U
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Abstract
The utility model relates to a novel electric bicycle aluminum alloy rear-wheel casting die which is formed by an upper casting die mechanism, a lower casting die mechanism and side end fixing mechanisms. The side end fixing mechanisms are installed on the two sides of the lower casting die mechanism, the upper casting die mechanism is formed by an upper die installation block, a sprue sleeve, a positioning table and a static die core, and the lower casting die mechanism is formed by a lower die installation block, a moving die core, a sliding block and a sliding block base. The novel electric bicycle aluminum alloy rear-wheel casting die is characterized in that a cooling water channel is arranged in the outer wall of the sprue sleeve of the upper die installation block and communicated with a cooling water inlet channel and a cooling water outlet channel, wherein the cooling water inlet channel and the cooling water outlet channel are arranged in the upper die installation block. The novel electric bicycle aluminum alloy rear-wheel casting die is scientific and reasonable in structural design and has the advantages of being smooth in liquid pouring, high in casting efficiency, low in casting cost, good in product quality, good in die core positioning effect, long in service life and easy to achieve, the die cores are easy to assemble and disassemble, castings are easy to fetch, and the novel electric bicycle aluminum alloy rear-wheel casting die has high innovation.
Description
Technical field
The utility model belongs to the die-casting process field, particularly a kind of new type electric bicycle aluminium alloy compression casting trailing wheel mould.
Background technology
The trailing wheel of electric bicycle generally adopts Die Casting, and the mould of traditional die casting trailing wheel is structurally comparatively backward, can not satisfy the Production requirement of trailing wheel.Traditional trailing wheel mould is made of mold mechanism and Angle Pin under die casting upper die mechanism, the die casting, the die casting upper die mechanism is made of patrix mounting blocks, sprue bush, positioning table and location core rod, be shaped with the sprue bush that injects aluminium liquid in the center of patrix mounting blocks, lower end at the patrix mounting blocks is equipped with positioning table, at positioning table the location core rod is installed; Mold mechanism is made of counterdie mounting blocks, dynamic model core rod, slide block and take-up housing under the die casting, on the top of counterdie mounting blocks the dynamic model core rod is installed, and is equipped with in the both sides of dynamic model core rod by being installed in fixing slide block and the take-up housing of Angle Pin on the positioning table.There are the following problems for this traditional electric bicycle aluminium alloy compression casting trailing wheel mould: 1. the sprue bush on the patrix mounting blocks lacks the structure setting with refrigerating function, so that the aluminium liquid that injects aborning easily is bonded on the sprue bush inwall, affect the injection of aluminium liquid, production efficiency reduction, production cost are increased; 2. lack fixingly between slide block and the take-up housing, rock when causing slide block to twitch, affect product size; 3. lack the design of fabrication hole on the counterdie mounting blocks, be unfavorable for the dismounting of dynamic model core rod; 4. slide block movement is by Angle Pin, and Angle Pin is long to affect pickup; 5. lack the parts that clamp on the positioning table, locating effect is not good; 6. the boss longitudinal size on the dynamic model core rod is less, has affected its tensile strength, causes easily making when taking foundry goods the dynamic model core rod to be damaged, and shortens the mold use life-span.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of and has that design science is reasonable, fluid injection is smooth and easy, die casting efficient is high, the die casting cost is low, product quality is good, core rod is easy to assemble, foundry goods is easily taken, the core rod locating effect is good, the new type electric bicycle aluminium alloy compression casting trailing wheel mould of long service life.
The utility model solves its technical problem and takes following technical scheme to realize:
A kind of new type electric bicycle aluminium alloy compression casting trailing wheel mould; by the die casting upper die mechanism; mold mechanism and side fixed mechanism consist of under the die casting; the side fixed mechanism is installed on the both sides of mold mechanism under the die casting; described die casting upper die mechanism is by the patrix mounting blocks; sprue bush; positioning table and quiet mould core rod consist of; mold mechanism is by the counterdie mounting blocks under the die casting; the dynamic model core rod; slide block and take-up housing consist of; it is characterized in that: the sprue bush outer wall at described patrix mounting blocks is provided with cooling-water duct, and made cooling water intake tunnel and the exhalant canal of this cooling-water duct and patrix mounting blocks is communicated with.
And; described side fixed mechanism is made of oil cylinder gripper shoe, oil cylinder and joint pin; the oil cylinder gripper shoe is installed on the counterdie mounting blocks of mold mechanism under the die casting, and the oil cylinder that is connected with dynamic model core rod top shoe seat by joint pin is installed on the top of oil cylinder gripper shoe.
And, in the positioning table installed inside of described die casting upper die mechanism locating piece is arranged.
And the counterdie mounting blocks of mold mechanism is shaped with the technique through hole of a connection dynamic model core rod under described die casting.
And the slide block of described dynamic model core rod both sides is fixedly connected with by alignment pin with take-up housing.
And the boss longitudinal size that described dynamic model core rod middle part is shaped with is 250mm.
Advantage of the present utility model and good effect are:
1. this new type electric bicycle aluminium alloy compression casting trailing wheel mould; by the sprue bush outer wall at the patrix mounting blocks of die casting upper die mechanism cooling-water duct is set; utilize cooling water to keep the temperature of sprue bush; avoided the problem of the aluminium liquid obstruction sprue bush of high temperature; prolonged the service life of sprue bush; improve die casting efficient, reduced the die casting cost.
2. this new type electric bicycle aluminium alloy compression casting trailing wheel mould is fixed by installing alignment pin additional at the slide block of dynamic model core rod both sides and take-up housing, has effectively avoided twitching the shaking phenomenon that produces because of slide block, has guaranteed the quality of product.
3. this new type electric bicycle aluminium alloy compression casting trailing wheel mould; the technique through hole that is communicated with the dynamic model core rod by the counterdie mounting blocks system one of mold mechanism under die casting; when the form removal core; beaing this technique through hole with hammer gets final product; the bolt hole damage problem that has caused because beat the bolt hole on the dynamic model core rod without the technique through hole before having avoided has made things convenient for the dismounting of dynamic model core rod.
4. this new type electric bicycle aluminium alloy compression casting trailing wheel mould changes side fixed mechanism by oil cylinder pull control slide block into by the Angle Pin that die casting counterdie mechanism side is installed, and when having avoided because of die sinking, Angle Pin is long and affect the problem of pickup.
5. this new type electric bicycle aluminium alloy compression casting trailing wheel mould; by the positioning table installed inside locating piece at the die casting upper die mechanism; this locating piece can be installed on location core rod precise positioning between the positioning table, has avoided the arranged in dislocation of location core rod, has guaranteed the die casting quality of foundry goods.
6. this new type electric bicycle aluminium alloy compression casting trailing wheel mould by the boss thickening that will dynamic model core rod middle part be shaped with, is about to its longitudinal size and is designed to 250mm from before 100mm, has increased the tensile strength of section bar, prolongs the mold use life-span.
7. the utility model scientific structure design is reasonable, having advantages of that fluid injection is smooth and easy, die casting efficient is high, the die casting cost is low, product quality is good, core rod is easy to assemble, foundry goods is easily taken, the core rod locating effect is good, long service life, be easy to realize, is a kind of electric bicycle aluminium alloy compression casting trailing wheel mould with higher innovation.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to view (enlarged drawing);
Fig. 3 is the top view that Fig. 1 omits the die casting upper die mechanism.
Description of reference numerals:
1-oil cylinder, 2-oil cylinder gripper shoe, 3-joint pin, 4-patrix mounting blocks, 5-positioning table, the quiet mould core rod of 6-, 7-sprue bush, 8-cooling-water duct, 9-boss, 10-dynamic model core rod, 11-slide block, 12-alignment pin, 13-take-up housing, 14-counterdie mounting blocks, 15-technique through hole, 16-intake tunnel, 17-exhalant canal, 18-locating piece.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing, by specific embodiment.Following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.
A kind of new type electric bicycle aluminium alloy compression casting trailing wheel mould; by the die casting upper die mechanism; mold mechanism and side fixed mechanism consist of under the die casting; the side fixed mechanism is installed on the both sides of mold mechanism under the die casting; described die casting upper die mechanism is by patrix mounting blocks 4; sprue bush 7; positioning table 5 and quiet mould core rod 6 consist of; mold mechanism is by counterdie mounting blocks 14 under the die casting; dynamic model core rod 10; slide block 11 and take-up housing 13 consist of; its innovation is: the sprue bush outer wall at described patrix mounting blocks is provided with cooling-water duct 8, and made cooling water intake tunnel 16 and the exhalant canal 17 of this cooling-water duct and patrix mounting blocks is communicated with.
Described side fixed mechanism is made of oil cylinder gripper shoe 2, oil cylinder 1 and joint pin 3; the oil cylinder gripper shoe is installed on the counterdie mounting blocks of mold mechanism under the die casting, and the oil cylinder that is connected with dynamic model core rod top shoe seat by joint pin is installed on the top of oil cylinder gripper shoe.Positioning table installed inside at described die casting upper die mechanism has locating piece 18.The counterdie mounting blocks of mold mechanism is shaped with the technique through hole 15 of a connection dynamic model core rod under described die casting.The slide block of described dynamic model core rod both sides is fixedly connected with by alignment pin 12 with take-up housing.Boss 9 longitudinal sizes that described dynamic model core rod middle part is shaped with are 250mm.
Although disclose for the purpose of illustration embodiment of the present utility model and accompanying drawing, but it will be appreciated by those skilled in the art that: in the spirit and scope that do not break away from the utility model and claims, various replacements, variation and modification all are possible, therefore, scope of the present utility model is not limited to embodiment and the disclosed content of accompanying drawing.
Claims (6)
1. new type electric bicycle aluminium alloy compression casting trailing wheel mould; by the die casting upper die mechanism; mold mechanism and side fixed mechanism consist of under the die casting; the side fixed mechanism is installed on the both sides of mold mechanism under the die casting; described die casting upper die mechanism is by the patrix mounting blocks; sprue bush; positioning table and quiet mould core rod consist of; mold mechanism is by the counterdie mounting blocks under the die casting; the dynamic model core rod; slide block and take-up housing consist of; it is characterized in that: the sprue bush outer wall at described patrix mounting blocks is provided with cooling-water duct, and made cooling water intake tunnel and the exhalant canal of this cooling-water duct and patrix mounting blocks is communicated with.
2. a kind of new type electric bicycle aluminium alloy compression casting trailing wheel mould according to claim 1; it is characterized in that: described side fixed mechanism is made of oil cylinder gripper shoe, oil cylinder and joint pin; the oil cylinder gripper shoe is installed on the counterdie mounting blocks of mold mechanism under the die casting, and the oil cylinder that is connected with dynamic model core rod top shoe seat by joint pin is installed on the top of oil cylinder gripper shoe.
3. a kind of new type electric bicycle aluminium alloy compression casting trailing wheel mould according to claim 1, it is characterized in that: the positioning table installed inside at described die casting upper die mechanism has locating piece.
4. a kind of new type electric bicycle aluminium alloy compression casting trailing wheel mould according to claim 1 is characterized in that: the counterdie mounting blocks of mold mechanism is shaped with a technique through hole that is communicated with the dynamic model core rod under described die casting.
5. a kind of new type electric bicycle aluminium alloy compression casting trailing wheel mould according to claim 1, it is characterized in that: the slide block of described dynamic model core rod both sides is fixedly connected with by alignment pin with take-up housing.
6. a kind of new type electric bicycle aluminium alloy compression casting trailing wheel mould according to claim 1 is characterized in that: the boss longitudinal size that described dynamic model core rod middle part is shaped with is 250mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320292383 CN203235944U (en) | 2013-05-27 | 2013-05-27 | Novel electric bicycle aluminum alloy rear-wheel casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320292383 CN203235944U (en) | 2013-05-27 | 2013-05-27 | Novel electric bicycle aluminum alloy rear-wheel casting die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203235944U true CN203235944U (en) | 2013-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320292383 Expired - Fee Related CN203235944U (en) | 2013-05-27 | 2013-05-27 | Novel electric bicycle aluminum alloy rear-wheel casting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203235944U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949609A (en) * | 2014-04-30 | 2014-07-30 | 宁波凯利机械模具有限公司 | Die-casting mold for engine box body |
| CN107931569A (en) * | 2017-12-28 | 2018-04-20 | 浙江拓卡斯机械科技有限公司 | A kind of helicopter component mould and its application method |
| CN110625087A (en) * | 2019-09-26 | 2019-12-31 | 浙江华朔科技股份有限公司 | Die casting die of integrated water pipe in take-up housing bottom |
-
2013
- 2013-05-27 CN CN 201320292383 patent/CN203235944U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949609A (en) * | 2014-04-30 | 2014-07-30 | 宁波凯利机械模具有限公司 | Die-casting mold for engine box body |
| CN107931569A (en) * | 2017-12-28 | 2018-04-20 | 浙江拓卡斯机械科技有限公司 | A kind of helicopter component mould and its application method |
| CN110625087A (en) * | 2019-09-26 | 2019-12-31 | 浙江华朔科技股份有限公司 | Die casting die of integrated water pipe in take-up housing bottom |
| CN110625087B (en) * | 2019-09-26 | 2022-03-11 | 浙江华朔科技股份有限公司 | Die casting die of integrated water pipe in take-up housing bottom |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20180527 |
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| CF01 | Termination of patent right due to non-payment of annual fee |