CN211416101U - Mould core with demoulding device - Google Patents
Mould core with demoulding device Download PDFInfo
- Publication number
- CN211416101U CN211416101U CN201922336938.1U CN201922336938U CN211416101U CN 211416101 U CN211416101 U CN 211416101U CN 201922336938 U CN201922336938 U CN 201922336938U CN 211416101 U CN211416101 U CN 211416101U
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- CN
- China
- Prior art keywords
- plate
- die
- fixed die
- rectangular
- fixedly connected
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000463 material Substances 0.000 claims abstract description 21
- 238000002347 injection Methods 0.000 claims abstract description 9
- 239000007924 injection Substances 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 abstract description 4
- 238000001746 injection moulding Methods 0.000 description 9
- 239000000498 cooling water Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a mold core with a demolding device, which comprises a fixed mold plate and a movable mold plate, wherein the fixed mold plate is provided with a fixed mold, a rectangular sliding groove is arranged in the middle of the upper side of the fixed die, a rectangular die core is connected in the sliding groove in a sliding manner, the middle part of the lower side of the mold core is fixedly connected with an ejector rod, the lower side of the fixed mold plate is provided with an air cylinder, a piston rod of the cylinder is fixedly connected with the lower end of the ejector rod, the fixed die is connected with a penetrating push rod in a sliding manner, the lower end of the push rod is fixedly connected with a rectangular connecting plate, a spring is connected between the connecting plate and the fixed die, the upper end of the push rod is fixedly connected with a rectangular material pushing plate, the lower side of the movable template is fixedly provided with a movable mold, a molding cavity is formed between the movable mold and the mold core, the movable mold plate is fixedly connected with a penetrating material injection nozzle, and the lower end of the material injection nozzle is communicated with the molding cavity. When the die is removed, the part is stressed in two opposite directions, all parts are stressed uniformly, and the part is not easy to damage when the die is removed.
Description
Technical Field
The utility model relates to an injection mold technical field specifically is a mould benevolence with shedder.
Background
Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified into injection molding and die casting. The injection molding machine utilizes a plastic molding die to manufacture thermoplastic plastics or thermosetting materials into main molding equipment of plastic products with various shapes, the injection molding is realized by an injection molding machine and the die, a die core refers to a part used for key operation of the central part of the die, the existing die generally adopts a material ejection mode to carry out demoulding, but part of the molded part is firmly adhered with a die cavity and is directly ejected, and the part is easily damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mould benevolence with shedder to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mould benevolence with shedder, includes fixed die plate and movable mould board, install the cover half on the fixed die plate, the upside middle part of cover half is equipped with the spout of rectangle, sliding connection has the mold core of rectangle in the spout, the downside middle part fixedly connected with ejector pin of mold core, the cylinder is installed to the downside of fixed die plate, the piston rod of cylinder and the lower extreme fixed connection of ejector pin, cover half sliding connection has the push rod that runs through, the connecting plate of the lower extreme fixedly connected with rectangle of push rod, be connected with the spring between connecting plate and the cover half, the scraping wings of the upper end fixedly connected with rectangle of push rod, the downside fixed mounting of movable mould board has the movable mould, be formed with the shaping chamber between movable mould and the mold core, the notes material mouth that movable mould board fixedly connected with runs through, the lower extreme.
Preferably, the ejector rod penetrates through the fixed die and is in sliding connection with the fixed die, and the ejector rod is welded with the limiting ring.
Preferably, the lower side of the fixed die is provided with a rectangular groove, the connecting plate is positioned in the groove, a round hole is formed in the middle of the connecting plate, and a piston rod of the air cylinder penetrates through the round hole.
Preferably, the middle part of the material pushing plate is provided with a rectangular hole, and the mold core penetrates through the rectangular hole and is in sliding connection with the rectangular hole.
Preferably, the movable mould is hollow shell structure, the inner chamber welding of movable mould has a plurality of baffle, the avris of baffle is equipped with circular shape through-hole, and the through-hole position on the adjacent baffle staggers.
Preferably, the upper end of the movable mold is provided with a sealing cover, the sealing cover is fixedly connected with the movable mold plate, and penetrating connecting pipes are fixedly mounted on two sides of the movable mold.
Compared with the prior art, the beneficial effects of the utility model are that: molten plastic enters the forming cavity through the material injection nozzle, the movable die is connected with cooling water to be cooled, the part is promoted to be quickly solidified and formed, the cooling rate of the outer side of the part is high, the part is high in shrinkage rate and easy to break away, the part is bonded on the die core after the movable die moves upwards, then the die core is pulled by the air cylinder to move downwards, the die core is made to break away from the part, and meanwhile the elastic force of the spring pushes the material pushing plate to move upwards to push the part out. Therefore, when the part is demolded, the part is stressed by two opposite forces, all parts are uniformly stressed, and the part is not easily damaged when the part is demolded.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention;
fig. 3 is a schematic top view of the movable mold of the present invention.
In the figure: 1. fixing a template; 2. moving the template; 3. fixing a mold; 4. moving the mold; 5. a material pushing plate; 6. a material injection nozzle; 7. a partition plate; 8. taking over a pipe; 9. a cylinder; 10. a connecting plate; 11. a mold core; 12. a push rod; 13. a spring; 14. a top rod; 15. a sealing cover; 16. and forming a cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a mould benevolence with shedder, includes fixed die plate 1 and movable mould board 2, installs cover half 3 on the fixed die plate 1, and the upside middle part of cover half 3 is equipped with the spout of rectangle, and sliding connection has the mold core 11 of rectangle in the spout, and the downside middle part fixedly connected with ejector pin 14 of mold core 11, ejector pin 14 run through cover half 3 and rather than sliding connection, and the welding has the spacing ring on the ejector pin 14, and the spacing ring is used for limiting the biggest stroke that moves up of ejector pin 14.
The cylinder 9 is installed to the downside of fixed die plate 1, the piston rod of cylinder 9 and the lower extreme fixed connection of ejector pin 14, 3 sliding connection of cover half has the push rod 12 that runs through, the connecting plate 10 of the lower extreme fixedly connected with rectangle of push rod 12, be connected with spring 13 between connecting plate 10 and the cover half 3, the downside of cover half 3 is equipped with the recess of rectangle, connecting plate 10 is located the recess, the middle part of connecting plate 10 is equipped with the round hole, the piston rod of cylinder 9 runs through from the round hole, the piston rod and the round hole clearance fit of cylinder 9.
The upper end of the push rod 12 is fixedly connected with a rectangular material pushing plate 5, the middle of the material pushing plate 5 is provided with a rectangular hole, the mold core 11 penetrates through the rectangular hole and is in sliding connection with the rectangular hole, and when the mold is divided, the spring 13 pushes the material pushing plate 5 to move upwards to push out the part.
The lower side of the movable mould plate 2 is fixedly provided with a movable mould 4, a forming cavity 16 is formed between the movable mould 4 and the mould core 11, the movable mould plate 2 is fixedly connected with a penetrating material injection nozzle 6, and the lower end of the material injection nozzle 6 is communicated with the forming cavity 16. The movable mould 4 is hollow shell structure, and the inner chamber welding of movable mould 4 has a plurality of baffle 7, and the avris of baffle 7 is equipped with the circular shape through-hole, and the through-hole position on the adjacent baffle 7 staggers, and the upper end of movable mould 4 is equipped with sealed lid 15, and sealed lid 15 and movable mould board 2 fixed connection, the both sides fixed mounting of movable mould 4 have the takeover 8 that runs through. The connecting pipe 8 is used for connecting cooling water to cool the moving die 4, and rapid cooling and forming of parts are promoted.
The working principle is as follows: will during the use the utility model discloses install on the injection molding machine, molten state's plastics get into the die cavity 16 through annotating material mouth 6, take over 8 inserts mobile cooling water and cool down movable mould 4, the cooling water is followed snakelike flowing between baffle 7, guarantees that the cooling is abundant. The outer side of the part is cooled quickly, the shrinkage rate is large, so that the part is easy to break away when the die is separated, the part is adhered to the die core 11 after the movable die 4 moves upwards, then the die core 11 is pulled to move downwards by using the air cylinder 9, the die core 11 is separated from the part, and meanwhile, the elastic force of the spring 13 pushes the material pushing plate 5 to move upwards to push out the part.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mould benevolence with shedder, includes fixed die plate (1) and movable mould board (2), its characterized in that: the die comprises a fixed die plate (1), a fixed die (3) is installed on the fixed die plate (1), a rectangular sliding groove is formed in the middle of the upper side of the fixed die plate (3), a rectangular die core (11) is connected in the sliding groove in a sliding mode, an ejector rod (14) is fixedly connected to the middle of the lower side of the die core (11), an air cylinder (9) is installed on the lower side of the fixed die plate (1), a piston rod of the air cylinder (9) is fixedly connected with the lower end of the ejector rod (14), a penetrating push rod (12) is connected in the fixed die plate (3) in a sliding mode, a connecting plate (10) of the rectangular lower end of the push rod (12) is fixedly connected, a spring (13) is connected between the connecting plate (10) and the fixed die plate (3), a pushing plate (5) of the rectangular upper end of the push rod (12) is fixedly connected with the movable die, the movable mould plate (2) is fixedly connected with a penetrating material injection nozzle (6), and the lower end of the material injection nozzle (6) is communicated with the forming cavity (16).
2. The mold core with a demolding device as claimed in claim 1, wherein: the ejector rod (14) penetrates through the fixed die (3) and is in sliding connection with the fixed die, and a limiting ring is welded on the ejector rod (14).
3. The mold core with a demolding device as claimed in claim 1, wherein: the lower side of the fixed die (3) is provided with a rectangular groove, the connecting plate (10) is positioned in the groove, a round hole is formed in the middle of the connecting plate (10), and a piston rod of the air cylinder (9) penetrates through the round hole.
4. The mold core with a demolding device as claimed in claim 1, wherein: the middle part of the material pushing plate (5) is provided with a rectangular hole, and the mold core (11) penetrates through the rectangular hole and is in sliding connection with the rectangular hole.
5. The mold core with a demolding device as claimed in claim 1, wherein: the movable mould (4) is hollow shell structure, the inner chamber welding of movable mould (4) has a plurality of baffle (7), the avris of baffle (7) is equipped with circular shape through-hole, and the through-hole position on adjacent baffle (7) staggers.
6. The mold core with a demolding device as claimed in claim 1, wherein: the upper end of movable mould (4) is equipped with sealed lid (15), sealed lid (15) and movable mould board (2) fixed connection, the both sides fixed mounting of movable mould (4) has takeover (8) that run through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922336938.1U CN211416101U (en) | 2019-12-24 | 2019-12-24 | Mould core with demoulding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922336938.1U CN211416101U (en) | 2019-12-24 | 2019-12-24 | Mould core with demoulding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211416101U true CN211416101U (en) | 2020-09-04 |
Family
ID=72275846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922336938.1U Expired - Fee Related CN211416101U (en) | 2019-12-24 | 2019-12-24 | Mould core with demoulding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211416101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927022A (en) * | 2021-10-15 | 2022-01-14 | 泰州市锦峰新材料科技有限公司 | Automatic demoulding equipment for casting high-temperature alloy bar |
-
2019
- 2019-12-24 CN CN201922336938.1U patent/CN211416101U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927022A (en) * | 2021-10-15 | 2022-01-14 | 泰州市锦峰新材料科技有限公司 | Automatic demoulding equipment for casting high-temperature alloy bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200904 |