CN217073223U - Core ejecting device of sealing element injection mold - Google Patents
Core ejecting device of sealing element injection mold Download PDFInfo
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- CN217073223U CN217073223U CN202122713026.9U CN202122713026U CN217073223U CN 217073223 U CN217073223 U CN 217073223U CN 202122713026 U CN202122713026 U CN 202122713026U CN 217073223 U CN217073223 U CN 217073223U
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- core
- panel
- top core
- ejector
- core panel
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Abstract
The utility model provides a top core device of a sealing element injection mold, the injection mold comprises a movable mold and a fixed mold, the top core device is arranged in the fixed mold, the top core device comprises a first top core panel, a telescopic component arranged at the bottom of the first top core panel, a first top core arranged at the upper side of the first top core panel, a crank connecting rod arranged at the side part of the first top core panel, a limiting block correspondingly arranged above one end of the crank connecting rod, a second top core panel arranged above the first top core panel and a second top core arranged at the upper side of the second top core panel; the other end of the crank connecting rod is arranged below the second top core panel, and the middle of the crank connecting rod is hinged with the first top core panel. The core ejecting device of the sealing element injection mold can eject the sealing element after injection molding, and can avoid damaging the sealing element in the ejection process to a certain extent.
Description
Technical Field
The utility model relates to a sealing member production facility, specific theory has related to a sealing member injection mold's top core device.
Background
An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a processing method used for mass production of parts with complex shapes, and particularly relates to a method for injecting heated and melted plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification. The injection mold cannot be separated in the production process of the sealing element, however, the sealing element needs to be taken out after the sealing element is formed, and the sealing element is easily damaged in the process of taking out the sealing element, particularly, some tiny parts of the sealing element are easily damaged, and the sealing performance of the sealing element is influenced.
In order to solve the above problems, people are always seeking an ideal technical solution.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sealing member injection mold's top core device to prior art's not enough.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is:
a core ejecting device of a sealing element injection mold comprises a movable mold and a fixed mold, wherein the core ejecting device is arranged in the fixed mold and comprises a first core ejecting panel, a telescopic assembly arranged at the bottom of the first core ejecting panel, a first core ejecting arranged on the upper side of the first core ejecting panel, a crank connecting rod arranged on the side part of the first core ejecting panel, a limiting block correspondingly arranged above one end of the crank connecting rod, a second core ejecting panel arranged above the first core ejecting panel and a second core ejecting arranged on the upper side of the second core ejecting panel; the other end of the crank connecting rod is arranged below the second top core panel, and the middle of the crank connecting rod is hinged with the first top core panel.
Based on the above, the upper portion of the first ejector core is provided with the ejector pin or the ejector block.
Based on the above, the upper part of the second ejector core is provided with the ejector pin or the ejector block.
Based on the above, a spring groove is formed in the first core ejecting panel, a pressure spring is installed in the spring groove, and the upper end of the pressure spring is connected with the end portion of the crank connecting rod.
Based on the above, the fixed die comprises a die core, a die holder and a bottom plate, the first ejector core panel and the second ejector core panel are located between the die holder and the bottom plate, and the die holder and the die core correspond to the first ejector core and the second ejector core for opening.
The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model provides a sealing member injection mold's ejector core device, it can be at ejecting sealing member after injection moulding, can avoid ejecting in-process to damage the sealing member to a certain extent.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a base plate; 2. a die holder; 3. a limiting block; 4. a telescoping assembly; 5. a first top core panel; 6. a second top core panel; 7. a first core; 8. a crank connecting rod; 9. a delay core; 10. a transmission block; 11. and a second core.
Detailed Description
The technical solution of the present invention will be described in further detail through the following embodiments.
As shown in fig. 1, an ejection core device of a sealing member injection mold, the injection mold comprises a movable mold and a fixed mold, the ejection core device is arranged in the fixed mold, the ejection core device comprises a first ejection core panel 5, a telescopic component 4 arranged at the bottom of the first ejection core panel 5, a first ejection core 7 arranged at the upper side of the first ejection core panel 5, a crank connecting rod 8 arranged at the side of the first ejection core panel 5, a limiting block 3 correspondingly arranged above one end of the crank connecting rod 8, a second ejection core panel 6 arranged above the first ejection core panel 5, and a second ejection core 11 arranged at the upper side of the second ejection core panel 6; the other end of the crank connecting rod 8 is arranged below the second top core panel 6, and the middle of the crank connecting rod 8 is hinged with the first top core panel 5. In the specific use process, the sealing element is ejected out through the first ejection core and the second ejection core, so that the sealing element can be prevented from being damaged in the ejection process to a certain extent. In particular, the telescopic assembly may adopt a conventional telescopic structure, such as: hydraulic or electric.
Preferably, the upper part of the first ejector core 7 is provided with an ejector pin or an ejector block, and the ejector pin or the ejector block is matched with the mold core.
Preferably, the upper portion of the second core 11 is provided with a thimble or a top block, and the thimble or the top block is matched with the mold core.
Preferably, be provided with the spring groove on the first ejector core panel 5, install the pressure spring in this spring groove, the tip of crank connecting rod 8 is connected to the upper end of pressure spring, before the crank connecting rod does not contact the stopper, the upside laminating of crank connecting rod and first ejector core panel, behind the crank connecting rod butt stopper, first ejector core panel continues rebound, the crank connecting rod rotates.
Preferably, the fixed die comprises a die core, a die holder 2 and a bottom plate 1, the first core ejecting panel 5 and the second core ejecting panel 6 are positioned between the die holder 2 and the bottom plate 1, the die holder 2 and the die core are provided with holes corresponding to the first core ejecting 7 and the second core ejecting 11, and the ejector pins or the ejector blocks are matched with the die core.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (5)
1. The utility model provides a sealing member injection mold's plunger tip device, injection mold include movable mould and cover half, set up plunger tip device in the cover half, its characterized in that: the top core device comprises a first top core panel, a telescopic assembly arranged at the bottom of the first top core panel, a first top core arranged at the upper side of the first top core panel, a crank connecting rod arranged at the side part of the first top core panel, a limiting block correspondingly arranged above one end of the crank connecting rod, a second top core panel arranged above the first top core panel and a second top core arranged at the upper side of the second top core panel; the other end of the crank connecting rod is arranged below the second top core panel, and the middle of the crank connecting rod is hinged with the first top core panel.
2. The seal injection mold core ejecting device according to claim 1, wherein: and the upper part of the first ejector core is provided with an ejector pin or an ejector block.
3. The seal injection mold core ejecting device according to claim 1, wherein: and the upper part of the second ejector core is provided with an ejector pin or an ejector block.
4. The seal injection mold core ejecting device according to claim 1, wherein: and a spring groove is formed in the first core ejecting panel, a pressure spring is installed in the spring groove, and the upper end of the pressure spring is connected with the end part of the crank connecting rod.
5. The seal injection mold core ejecting device according to claim 1, wherein: the cover die comprises a die holder, a die base and a bottom plate, wherein the die holder and the die core are provided with a first ejector core panel and a second ejector core panel, the first ejector core panel and the second ejector core panel are arranged between the die base and the bottom plate, and the die base and the die core correspond to the first ejector core and the second ejector core for opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122713026.9U CN217073223U (en) | 2021-11-08 | 2021-11-08 | Core ejecting device of sealing element injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122713026.9U CN217073223U (en) | 2021-11-08 | 2021-11-08 | Core ejecting device of sealing element injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217073223U true CN217073223U (en) | 2022-07-29 |
Family
ID=82497863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122713026.9U Active CN217073223U (en) | 2021-11-08 | 2021-11-08 | Core ejecting device of sealing element injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217073223U (en) |
-
2021
- 2021-11-08 CN CN202122713026.9U patent/CN217073223U/en active Active
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