CN218256575U - Novel gas cap - Google Patents
Novel gas cap Download PDFInfo
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- CN218256575U CN218256575U CN202221987211.5U CN202221987211U CN218256575U CN 218256575 U CN218256575 U CN 218256575U CN 202221987211 U CN202221987211 U CN 202221987211U CN 218256575 U CN218256575 U CN 218256575U
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- gas cap
- core
- gas
- stroke cavity
- supporting shoe
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Abstract
The utility model belongs to the technical field of the mould accessory and specifically relates to a novel gas cap is related to, including the gas cap main part, be equipped with the stroke cavity that link up from top to bottom in the gas cap main part, slidable mounting has the gas cap core in the stroke cavity, the one end of gas cap core is connected with the kicking block, gas cap core can follow stroke cavity reciprocating motion, so that the kicking block can bulge in the up end of gas cap main part, the below that lies in the gas cap core in the stroke cavity is equipped with the supporting shoe, the transversal honeycomb of personally submitting of supporting shoe, the lower terminal surface of supporting shoe flushes with the lower terminal surface of gas cap main part, through the setting of supporting shoe, when the gas cap core is closed, the pressure that the gas cap core upper end bore can transmit on the supporting shoe, the pressure of the contact surface between gas cap core and the gas cap main part has been reduced, wearing and tearing between the two have been reduced, the life of extension gas cap core, the supporting shoe adopts cellular design, not only can increase the intensity of supporting shoe, can also block too big impurity in the gas circuit, prevent that impurity from getting into the interior influence gas cap core motion of stroke cavity.
Description
Technical Field
The utility model belongs to the technical field of the mould accessory and specifically relates to a novel gas cap is related to.
Background
After the existing plastic product is injection molded, in order to facilitate the product to be taken out of a mold, the product generally needs to be automatically demolded, and various existing product demolding modes exist, for example, the product is ejected out of a rear mold through an ejector pin for demolding, or an air cap is arranged on the mold, so that the air cap is communicated with a mold cavity, and the product is ejected out by injecting high-pressure gas and utilizing air pressure to realize demolding.
The mode of using the gas cap to demold can effectively simplify the structure of the die, is simple and convenient to control, is not easy to damage products, and has good demolding effect. The existing gas cap generally comprises a gas cap main body and a gas cap core, wherein the gas cap main body is embedded into a reserved gas hole of a mold, high-pressure gas is introduced during demolding to push the gas cap core to cap off a product, and in the working process, the upper end of the gas cap core can be always subjected to the injection molding pressure of the product and is completely supported by a conical step surface. After long-term pressure and reciprocating movement, the conical step surface is easily abraded, so that the sealing is not tight, and the air leakage phenomenon is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
The utility model provides a novel gas cap, includes the gas cap main part, is equipped with the stroke cavity that link up from top to bottom in the gas cap main part, and slidable mounting has the gas top core in the stroke cavity, and the one end of gas top core is connected with the kicking block, and the gas top core can be along stroke cavity reciprocating motion to make the kicking block can protrusion in the up end of gas cap main part, be located the below of gas top core in the stroke cavity and be equipped with the supporting shoe, the transversal honeycomb of personally submitting of supporting shoe, the lower terminal surface of supporting shoe flushes with the lower terminal surface of gas cap main part.
As a further aspect of the present invention: the upper end face of the supporting block is provided with a groove, and the lower end of the air top core is embedded into the groove.
As a further aspect of the present invention: a first inclined plane is formed on the periphery of the ejector block, and a second inclined plane corresponding to the first inclined plane is formed on the edge of the cavity opening of the stroke cavity.
As a further aspect of the present invention: the gas ejection core is sleeved with a spring, an annular convex block is formed on the inner wall of the stroke cavity, a shaft pin vertical to the central axis of the gas ejection core is arranged at one end, far away from the top block, of the gas ejection core, one end of the spring is abutted to the annular convex block, and the other end of the spring is abutted to the shaft pin.
As a further aspect of the present invention: the gas top core is provided with a through hole, the central shaft of the through hole is vertical to the central shaft of the gas top core, and the shaft pin penetrates through the through hole.
As a further aspect of the present invention: guide grooves are formed in two sides of the inner wall of the stroke cavity, and two ends of the shaft pin are arranged in the guide grooves.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of simple and reasonable structure, through the setting of supporting shoe, when the gas cap core is closed, the pressure that the gas cap core upper end was born can transmit the supporting shoe on, the pressure of the contact surface between gas cap core and the gas cap main part has been reduced, reduce wearing and tearing between the two, the life of extension gas cap core, the supporting shoe adopts cellular design, not only can increase the intensity of supporting shoe, can also block too big impurity in the gas circuit, prevent that impurity from influencing the motion of gas cap core in getting into the stroke cavity, further increase of service life.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the gas cap core structure of the present invention.
Fig. 3 is a schematic view of the mold opening ejection structure of the present invention.
Fig. 4 is a schematic diagram of the supporting block structure of the present invention.
In the figure: 1. the pneumatic jacking device comprises a pneumatic jacking main body, 2, a stroke cavity, 3, a pneumatic jacking core, 4, a jacking block, 5, a supporting block, 6, a groove, 7, a first inclined plane, 8, a second inclined plane, 9, a spring, 10, an annular bump, 11, a shaft pin, 12, a through hole, 13 and a guide groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but 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.
Please refer to fig. 1-2, in the embodiment of the utility model, a novel gas cap, including gas cap main part 1, be equipped with stroke cavity 2 that link up from top to bottom in the gas cap main part 1, slidable mounting has gas cap core 3 in the stroke cavity 2, the one end of gas cap core 3 is connected with kicking block 4, gas cap core 3 can follow stroke cavity 2 reciprocating motion, so that kicking block 4 can bulge in the up end of gas cap main part 1, the below that lies in gas cap core 3 in the stroke cavity 2 is equipped with supporting shoe 5, the transversal honeycomb of supporting shoe 5, the lower terminal surface of supporting shoe 5 flushes with the lower terminal surface of gas cap main part 1, the utility model has the advantages of simple and reasonable structure, through the setting of supporting shoe 5, when gas cap core 3 closes, the pressure that the upper end of gas cap core 3 bore can transmit on supporting shoe 5, has reduced the pressure of the contact surface between gas cap core 3 and the gas cap main part 1, has reduced the wearing and tearing between the two, prolongs the life of gas cap core 3, supporting shoe 5 adopts the supporting shoe design, not only can increase the intensity of supporting shoe 5, can also can block the interior too big impurity that the honeycomb in the gas cap cavity, prevent that the gas cap cavity from getting into the gas cap cavity from entering into the further, the life of the air cap cavity 2, the influence of the gas cap cavity, and the service life of the gas cap 3.
The upper end face of the supporting block 5 is provided with a groove 6, and the lower end of the gas cap core 3 is embedded in the groove 6.
A first inclined plane 7 is formed on the periphery of the top block 4, and a second inclined plane 8 corresponding to the first inclined plane 7 is formed on the edge of the cavity opening of the stroke cavity 2.
The gas cap core 3 is sleeved with a spring 9, the inner wall of the stroke cavity 2 is formed with an annular convex block 10, one end of the gas cap core 3, far away from the top block 4, is provided with a shaft pin 11 perpendicular to the central axis of the gas cap core 3, one end of the spring 9 is abutted to the annular convex block 10, and the other end of the spring 9 is abutted to the shaft pin 11.
The gas cap core 3 is provided with a through hole 12, the central axis of the through hole 12 is vertical to the central axis of the gas cap core 3, and the shaft pin 11 is arranged in the through hole 12 in a penetrating way.
The utility model discloses a theory of operation is: when the pneumatic jacking device works, the pneumatic jacking main body 1 is embedded in an air hole of a die, when the air hole is not filled with air, the pneumatic jacking core 3 is attached to the second inclined surface 8 through the first inclined surface 7 under the action of the spring 9, and the jacking block 4 and the stroke cavity 2 form good sealing; and after the completion of moulding plastics, when needing ejecting with the product, let in highly-compressed air in the gas pocket, highly-compressed air at first enters into stroke cavity 2 through honeycomb supporting shoe 5 in, great impurity can be blockked by honeycomb supporting shoe 5, the air enters into and pushes up gas cap core 3 in stroke cavity 2, pivot 11 and spout sliding fit make gas cap core 3 slide straightly, can not take place to rotate, after gas cap core 3 upwards removes the certain distance, kicking block 4 protrusion is released the product in the top surface of gas cap main part 1.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. A novel gas cap is characterized in that: the gas cap comprises a gas cap body, wherein a stroke cavity which is communicated up and down is arranged in the gas cap body, a gas cap core is slidably arranged in the stroke cavity, one end of the gas cap core is connected with a top block, the gas cap core can reciprocate along the stroke cavity so that the top block can protrude out of the upper end face of the gas cap body, a supporting block is arranged below the gas cap core in the stroke cavity, the cross section of the supporting block is honeycomb-shaped, and the lower end face of the supporting block is flush with the lower end face of the gas cap body.
2. A new gas cap according to claim 1, characterized in that: the upper end face of the supporting block is provided with a groove, and the lower end of the air top core is embedded into the groove.
3. A new gas cap according to claim 1, characterized in that: a first inclined plane is formed on the periphery of the ejector block, and a second inclined plane corresponding to the first inclined plane is formed on the edge of the cavity opening of the stroke cavity.
4. A new gas cap according to claim 1, characterized in that: the gas cap core is sleeved with a spring, an annular convex block is formed on the inner wall of the stroke cavity, a shaft pin vertical to the central axis of the gas cap core is arranged at one end, far away from the top block, of the gas cap core, one end of the spring is abutted to the annular convex block, and the other end of the spring is abutted to the shaft pin.
5. The novel holder-on cap as claimed in claim 4, wherein: the gas top core is provided with a through hole, the central shaft of the through hole is vertical to the central shaft of the gas top core, and the shaft pin penetrates through the through hole.
6. The novel holder-on cap as claimed in claim 4, wherein: guide grooves are formed in two sides of the inner wall of the stroke cavity, and two ends of the shaft pin are arranged in the guide grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221987211.5U CN218256575U (en) | 2022-07-29 | 2022-07-29 | Novel gas cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221987211.5U CN218256575U (en) | 2022-07-29 | 2022-07-29 | Novel gas cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218256575U true CN218256575U (en) | 2023-01-10 |
Family
ID=84763633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221987211.5U Active CN218256575U (en) | 2022-07-29 | 2022-07-29 | Novel gas cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218256575U (en) |
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2022
- 2022-07-29 CN CN202221987211.5U patent/CN218256575U/en active Active
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