CN204487979U - For the core-pulling mechanism of the injection mold with internal thread plastic product - Google Patents
For the core-pulling mechanism of the injection mold with internal thread plastic product Download PDFInfo
- Publication number
- CN204487979U CN204487979U CN201520126095.1U CN201520126095U CN204487979U CN 204487979 U CN204487979 U CN 204487979U CN 201520126095 U CN201520126095 U CN 201520126095U CN 204487979 U CN204487979 U CN 204487979U
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- China
- Prior art keywords
- cover half
- dynamic model
- threaded post
- chamber
- internal thread
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Abstract
The utility model discloses a kind of core-pulling mechanism for the injection mold with internal thread plastic product, comprise fixed half and moving half, described dynamic model comprises dynamic model chamber, in described dynamic model chamber, threaded post is set, described cover half comprises cover half chamber, described dynamic model chamber is communicated with after coordinating with cover half chamber, sprue gate is offered in described cover half chamber, described cover half is fixedly installed tooth bar, described dynamic model is arranged the gear shaft coordinated with tooth bar, described gear shaft one end is provided with the spur gear coordinated with tooth bar, the other end is provided with the first bevel gear, one end that described threaded post passes dynamic model chamber is fixed with the second bevel gear coordinated with the first bevel gear, by adopting technique scheme, just complete the demoulding by means of only a step, demoulding efficiency is high.
Description
Technical field
The utility model relates to a kind of mould, is specifically related to a kind of core-pulling mechanism for the injection mold with internal thread plastic product.
Background technology
A kind of processing method used when injection mo(u)lding is some complex-shaped parts of batch production.The material melted that is heated is injected die cavity by high pressure by concrete finger, after cooling curing, obtains formed products.
Injection mold is made up of dynamic model and cover half two parts, and dynamic model is arranged on the moving die plate of injection (mo(u)lding) machine, and cover half is arranged on the fixed form of injection (mo(u)lding) machine.When injection moulding, dynamic model and cover half close and form running gate system and die cavity, and during die sinking, dynamic model is separated to take out plastic products with cover half.
Some plastic products need to offer screwed hole, and after injection moulding completes, generally re-use tapping apparatus carry out screw thread reaming, efficiency is low.
Utility model content
For the deficiency that prior art exists, the utility model provides a kind of core-pulling mechanism for the injection mold with internal thread plastic product, and demoulding efficiency is high.
For achieving the above object, the utility model provides following technical scheme: a kind of core-pulling mechanism for the injection mold with internal thread plastic product, comprise fixed half and moving half, described dynamic model comprises dynamic model chamber, in described dynamic model chamber, threaded post is set, described cover half comprises cover half chamber, described dynamic model chamber is communicated with after coordinating with cover half chamber, sprue gate is offered in described cover half chamber, described cover half is fixedly installed tooth bar, described dynamic model is arranged the gear shaft coordinated with tooth bar, described gear shaft one end is provided with the spur gear coordinated with tooth bar, the other end is provided with the first bevel gear, one end that described threaded post passes dynamic model chamber is fixed with the second bevel gear coordinated with the first bevel gear.
Further, described threaded post comprises the first threaded post and the second threaded post, and described second bevel gear is fixed in the first threaded post, and described first threaded post and the second threaded post coordinate interlock by gear.
Further, described cover half comprises the first cover half and the second cover half, and between described first cover half and the second cover half, slippage connects, and is provided with elastic component between described first cover half and the second cover half.
Further, described elastic component is spring, and described first cover half is connected by T-shaped post with the second cover half, and described spring housing is connected on T-shaped post, and the T-shaped portion slippage of described T-shaped post is arranged on the first cover half, and the other end is fixed on the second cover half.
Further, described sprue gate is arc.
By adopting technique scheme, building after injection mould cooling, gear shaft rotates, straight-tooth wheel and rack coordinates, fixed half and moving half is separated, first bevel gear drives the second bevel gear second bevel gear to drive threaded post to rotate simultaneously, owing to having defined the internal thread coordinated with threaded post in injection mould, by the mode reversely rotating threaded post, threaded post is separated with cover half, and due to injection mo(u)lding, injection mould (referring to the product that injection moulding is produced) can bond with threaded post, therefore threaded post can give the power of injection mould one threadingly post exit axis when exiting, injection mould is taken out of, just the demoulding is completed by means of only a step, demoulding efficiency is high.
Accompanying drawing explanation
Fig. 1 is the injection moulding state diagram of the utility model for the core-pulling mechanism of the injection mold with internal thread plastic product;
Fig. 2 is the core-pulling mechanism demoulding state diagram of the utility model for the injection mold with internal thread plastic product.
Reference numeral: 1, cover half; 11, the first cover half; 12, the second cover half; 13, cover half chamber; 14, sprue gate; 2, dynamic model; 21, dynamic model chamber; 3, gear shaft; 31, spur gear; 32, the first bevel gear; 4, threaded post; 41, the first threaded post; 42, the second threaded post; 5, the second bevel gear; 6, the first mate gear; 7, the second mate gear; 8, T-shaped post; 9, spring; 10, tooth bar.
Detailed description of the invention
Referring to figs. 1 through Fig. 2, the core-pulling mechanism embodiment of the utility model for the injection mold with internal thread plastic product is described further.
A kind of core-pulling mechanism for the injection mold with internal thread plastic product, comprise cover half 1 and dynamic model 2, described dynamic model 2 comprises dynamic model chamber 21, in described dynamic model chamber 21, threaded post 4 is set, described cover half 1 comprises cover half chamber 13, be communicated with after described dynamic model chamber 21 coordinates with cover half chamber 13, sprue gate 14 is offered in described cover half chamber 13, described cover half 1 is fixedly installed tooth bar 10, described dynamic model 2 is arranged the gear shaft 3 coordinated with tooth bar 10, described gear shaft 3 one end is provided with the spur gear 31 coordinated with tooth bar 10, the other end is provided with the first bevel gear 31, one end that described threaded post 4 passes dynamic model chamber 21 is fixed with the second bevel gear 532 coordinated with the first bevel gear 31.
Further, described threaded post 4 comprises the first threaded post 41 and the second threaded post 42, described second bevel gear 532 is fixed in the first threaded post 41, described first threaded post 41 and the second threaded post 42 coordinate interlock by gear, first threaded post 41 is fixed the first mate gear 6, second threaded post 42 arranges the second mate gear 7 engaged with the first mate gear 6, the thread rotary orientation of the first threaded post 41 and the second threaded post 42 is contrary, and the first threaded post 41 and the part of the second threaded post 42 only in dynamic model chamber 21 arrange screw thread.
Further, described cover half 1 comprises the first cover half 11 and the second cover half 12, and tooth bar 10 is fixed on the second cover half 12, and between described first cover half 11 and the second cover half 12, slippage connects, and is provided with elastic component between described first cover half 11 and the second cover half 12.
Further, described elastic component is spring 9, described first cover half 11 is connected by T-shaped post 8 with the second cover half 12, described spring 9 is socketed on T-shaped post 8, the T-shaped portion slippage of described T-shaped post 8 is arranged on the first cover half 11, first cover half 11 is offered the chute for the movement of T-shaped portion, the other end is fixed on the second cover half 12, T-shaped post 8 can play the effect preventing the first cover half 11 to be separated with the second cover half 12, spring 9 can play cushioning effect when injection moulding, due to the elastic force of spring 9 during the demoulding, understand to the second cover half 12 1 boostings, boosting can be conducted to dynamic model 2 by the second cover half 12.
Further, described sprue gate 14 is arc, and cushioning effect is played at the sprue gate 14 of arc.
Above-mentioned be fixedly connected with all can be set to one-body molded, also can by being welded to connect.
Function mode: when not building, cover half 1 is separated with dynamic model 2 as shown in Figure 2, and the first cover half 11 is connected by means of only T-shaped post 8 with the second cover half 12, when needing to build, gear shaft 3 rotates, and spur gear 31 coordinates with tooth bar 10, and gear shaft 3 drives dynamic model 2 to move to cover half 1, and spring 9 is compressed, and the first cover half 11 and the second cover half 12 coordinate to be close to as shown in Figure 1, now can carry out injection moulding, building after injection mould cooling, gear shaft 3 rotates, spur gear 31 coordinates with tooth bar 10, cover half 1 is separated with dynamic model 2, first bevel gear 31 drives the second bevel gear 532 second bevel gear 532 to drive threaded post 4 to rotate simultaneously, owing to having defined the internal thread coordinated with threaded post 4 in injection mould, by the mode reversely rotating threaded post 4, threaded post 4 is separated with cover half 1, and due to injection mo(u)lding, injection mould (referring to the product that injection moulding is produced) can bond with threaded post 4, therefore threaded post 4 can give the power of injection mould one threadingly post 4 exit axis when exiting, injection mould is taken out of, just the demoulding is completed by means of only a step, demoulding efficiency is high.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. the core-pulling mechanism for the injection mold with internal thread plastic product, comprise fixed half and moving half, it is characterized in that: described dynamic model comprises dynamic model chamber, in described dynamic model chamber, threaded post is set, described cover half comprises cover half chamber, described dynamic model chamber is communicated with after coordinating with cover half chamber, sprue gate is offered in described cover half chamber, described cover half is fixedly installed tooth bar, described dynamic model is arranged the gear shaft coordinated with tooth bar, described gear shaft one end is provided with the spur gear coordinated with tooth bar, the other end is provided with the first bevel gear, one end that described threaded post passes dynamic model chamber is fixed with the second bevel gear coordinated with the first bevel gear.
2. the core-pulling mechanism for the injection mold with internal thread plastic product according to claim 1, it is characterized in that: described threaded post comprises the first threaded post and the second threaded post, described second bevel gear is fixed in the first threaded post, and described first threaded post and the second threaded post coordinate interlock by gear.
3. the core-pulling mechanism for the injection mold with internal thread plastic product according to claim 1, it is characterized in that: described cover half comprises the first cover half and the second cover half, between described first cover half and the second cover half, slippage connects, and is provided with elastic component between described first cover half and the second cover half.
4. the core-pulling mechanism for the injection mold with internal thread plastic product according to claim 3, it is characterized in that: described elastic component is spring, described first cover half is connected by T-shaped post with the second cover half, described spring housing is connected on T-shaped post, the T-shaped portion slippage of described T-shaped post is arranged on the first cover half, and the other end is fixed on the second cover half.
5. the core-pulling mechanism for the injection mold with internal thread plastic product according to claim 1, is characterized in that: described sprue gate is arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126095.1U CN204487979U (en) | 2015-03-05 | 2015-03-05 | For the core-pulling mechanism of the injection mold with internal thread plastic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126095.1U CN204487979U (en) | 2015-03-05 | 2015-03-05 | For the core-pulling mechanism of the injection mold with internal thread plastic product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204487979U true CN204487979U (en) | 2015-07-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520126095.1U Expired - Fee Related CN204487979U (en) | 2015-03-05 | 2015-03-05 | For the core-pulling mechanism of the injection mold with internal thread plastic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204487979U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107415173A (en) * | 2017-08-18 | 2017-12-01 | 平潭诚信智创科技有限公司 | A kind of easy-to-dismount injection mold with interior overhead structure |
| CN108819149A (en) * | 2018-05-30 | 2018-11-16 | 安徽工程大学 | A kind of injection mould closing demoulding mechanism |
| CN109760278A (en) * | 2019-02-18 | 2019-05-17 | 宁波职业技术学院 | A kind of injection mold for internal screw thread demoulding |
| CN110355956A (en) * | 2019-09-02 | 2019-10-22 | 李杰鹏 | A kind of injection mold pulling mechanism |
| CN111388165A (en) * | 2020-03-27 | 2020-07-10 | 吉林大学 | Orthopedic nursing traction support device |
-
2015
- 2015-03-05 CN CN201520126095.1U patent/CN204487979U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107415173A (en) * | 2017-08-18 | 2017-12-01 | 平潭诚信智创科技有限公司 | A kind of easy-to-dismount injection mold with interior overhead structure |
| CN107415173B (en) * | 2017-08-18 | 2019-06-14 | 佛山博莱瑞汽车部件有限公司 | A kind of easy-to-dismount injection mold with interior overhead structure |
| CN108819149A (en) * | 2018-05-30 | 2018-11-16 | 安徽工程大学 | A kind of injection mould closing demoulding mechanism |
| CN109760278A (en) * | 2019-02-18 | 2019-05-17 | 宁波职业技术学院 | A kind of injection mold for internal screw thread demoulding |
| CN110355956A (en) * | 2019-09-02 | 2019-10-22 | 李杰鹏 | A kind of injection mold pulling mechanism |
| CN111388165A (en) * | 2020-03-27 | 2020-07-10 | 吉林大学 | Orthopedic nursing traction support device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 818, Second Ring Road, Huangyan District, Taizhou, Zhejiang Patentee after: Taizhou Huangyan Hongqi plastic mould Co. Ltd. Address before: No. 818, Huangyan Second Ring Road, Huangyan, Taizhou, Zhejiang Patentee before: ZHEJIANG HUANGYAN HONGQI PLASTIC MOULD FACTORY |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20190305 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |