CN220841077U - One-time vulcanization mold for O-shaped sealing ring - Google Patents
One-time vulcanization mold for O-shaped sealing ring Download PDFInfo
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- CN220841077U CN220841077U CN202322447119.0U CN202322447119U CN220841077U CN 220841077 U CN220841077 U CN 220841077U CN 202322447119 U CN202322447119 U CN 202322447119U CN 220841077 U CN220841077 U CN 220841077U
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- mould
- mold
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- pushing
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- 238000007789 sealing Methods 0.000 title claims abstract description 27
- 238000004073 vulcanization Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims description 31
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 239000004636 vulcanized rubber Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a primary vulcanization mold of an O-shaped sealing ring, which comprises a bottom mold, wherein an upper mold is arranged at the upper end of the bottom mold, a mold groove is formed in the upper end of the bottom mold, mold pushing plates with corners being in fit sliding connection with the mold groove are arranged in the mold groove, and a vacuum feeding device is arranged on one side of the upper end of the upper mold. The beneficial effects are that: according to the utility model, the bottom mould and the upper mould are attached to form a complete mould, the positions of the bottom mould and the upper mould, which are in contact with each other, are the same plane through the arrangement of the mould pushing plate, and when vulcanized rubber is injected, the mould pushing plate is pushed into the mould groove, so that the purpose of forming a mould cavity between the mould groove and the mould pushing plate as well as between the mould pushing plate and the upper mould is achieved, the effect of forming the sealing ring is achieved, and the effect that air cannot be discharged is effectively avoided.
Description
Technical Field
The utility model relates to the technical field of sealing ring production, in particular to a primary vulcanization mold of an O-shaped sealing ring.
Background
The sealing ring is an annular sealing element, the sealing ring is placed in an annular groove of the sleeve, the sleeve rotates together with the shaft, and the sealing ring is abutted against the inner hole wall of the static element by virtue of elasticity of the gap after being pressed.
In the production process of the sealing ring, vulcanized rubber is generally used for injection molding production in cooperation with a mold, but due to the fact that the sealing ring is various in size, the problem that air in the mold cannot be discharged timely when the small O-shaped annular sealing ring is produced, so that the surface air storage bubbles of the sealing ring are caused, and the yield of the sealing ring production is reduced is easily caused.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of utility model
Aiming at the problems in the related art, the utility model provides a primary vulcanization mold of an O-shaped sealing ring, which aims to overcome the technical problems in the prior art.
For this purpose, the utility model adopts the following specific technical scheme:
The utility model provides a once vulcanize mould of O shape sealing washer, includes bottom mould, bottom mould's upper end is provided with upper portion mould, bottom mould's upper end has seted up the mould groove, the inside in mould groove be provided with the corner all with mould groove laminating sliding connection's mould push pedal mutually, upper portion mould upper end one side is provided with vacuum feed arrangement.
Further, a supporting spring connected with the bottom of the die groove is arranged at the bottom of the die push plate, a plurality of guide rods penetrating through the die at the bottom are arranged at the bottom of the die push plate, and an exhaust groove is formed in the guide rods.
Further, the vacuum feeding device comprises a mounting groove positioned at one side of the upper die, a special-shaped chute is arranged in the mounting groove, a sliding push rod is arranged at one side of the inside of the special-shaped chute, and a material guiding pipe is arranged at one side of the upper end of the special-shaped chute.
Further, the special-shaped chute comprises a chute portion and a pushing chute portion, the bottom end of the chute portion is level with the contact surface of the upper die and the bottom die, and the material guiding pipe is located at the upper end of the chute portion and is communicated with the pushing chute portion.
Further, the sliding push rod comprises a sliding block in sliding fit with the sliding groove part and a pushing block part in sliding fit with the pushing groove part, and one end, close to the material guiding pipe, of the pushing block part is arc-shaped with the inner diameter of the material guiding pipe.
Further, when the sliding block is contacted with one end of the sliding groove part, which is close to the material guiding pipe, the arc-shaped end of the pushing block part is flush with the inner wall of the material guiding pipe.
The utility model provides a primary vulcanization mold of an O-shaped sealing ring, which has the following beneficial effects:
1. according to the utility model, the bottom mould and the upper mould are attached to form a complete mould, the positions of the bottom mould and the upper mould, which are in contact with each other, are the same plane through the arrangement of the mould pushing plate, and when vulcanized rubber is injected, the mould pushing plate is pushed into the mould groove, so that the purpose of forming a mould cavity between the mould groove and the mould pushing plate as well as between the mould pushing plate and the upper mould is achieved, the effect of forming the sealing ring is achieved, and the effect that air cannot be discharged is effectively avoided.
2. When the mold is assembled, one end of the sliding block and one end of the sliding groove part are preferentially contacted with each other, air in the guide pipe is compressed when rubber materials are injected into the guide pipe, the arc-shaped part of the pushing block part is pushed by the compression of the air to enable the pushing block part to move so as to push the air into the inside of the pushing groove part, the pushing block part always moves when materials continuously enter the guide pipe, when one end of the sliding block, which is contacted with the sliding groove part, moves to the middle part of the guide pipe, the materials directly enter between the bottom mold and the upper mold through gaps between the sliding block and the guide pipe, and then the effect that the air in the guide pipe is pushed into the mold is prevented.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a primary vulcanization mold of an O-ring seal according to an embodiment of the present utility model;
FIG. 2 is a schematic view of the internal structure of a primary vulcanization mold of an O-ring seal according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram showing the internal structure of a primary vulcanization mold of an O-ring according to an embodiment of the present utility model;
Fig. 4 is a schematic view of the internal structure of a special-shaped runner of a primary vulcanization mold of an O-ring according to an embodiment of the present utility model.
In the figure:
1. a bottom mold; 2. an upper mold; 3. a mold groove; 4. a die push plate; 5. a vacuum feeding device; 6. a support spring; 7. a guide rod; 8. an exhaust groove; 9. a mounting groove; 10. a special-shaped chute; 11. sliding the push rod; 12. a material guiding pipe; 13. a chute portion; 14. a pushing groove part; 15. a sliding block; 16. a pushing block part; 17. arc-shaped.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
According to an embodiment of the utility model, a primary vulcanization mold for an O-ring seal is provided.
Embodiment one:
As shown in fig. 1-4, a primary vulcanization mold for an O-ring according to an embodiment of the present utility model includes a bottom mold 1, an upper mold 2 is disposed at an upper end of the bottom mold 1, a mold groove 3 is disposed at an upper end of the bottom mold 1, wherein the mold groove 3 is an O-shaped groove, mold push plates 4 with corners being respectively attached to the mold groove 3 and slidably connected with the corners are disposed in the mold groove 3, and a vacuum feeding device 5 is disposed at one side of an upper end of the upper mold 2.
When the sealing ring is used, the bottom die 1 and the upper die 2 are attached to form a complete die, the bottom die 1 and the upper die 2 are in contact with each other through the arrangement of the die push plate 4, the die push plate 4 is pushed to the inside of the die groove 3 when vulcanized rubber is injected through the arrangement of the vacuum feeding device 5, the purpose of forming a die cavity between the die groove 3 and the die push plate 4 and the upper die 2 is achieved, the sealing ring forming effect is achieved, air is discharged before vulcanized rubber enters the bottom die 1 and the upper die 2 through the arrangement of the vacuum feeding device 5, and materials can be directly discharged between the bottom die 1 and the upper die 2, so that the condition that the strength of the sealing ring is reduced due to air bubbles in the die is prevented.
Embodiment two:
As shown in fig. 1-4, a supporting spring 6 connected with the bottom of the mold groove 3 is arranged at the bottom of the mold push plate 4, a plurality of guide rods 7 penetrating through the bottom mold 1 are arranged at the bottom of the mold push plate 4, and an exhaust groove 8 is formed in the guide rods 7. The vacuum feeding device 5 comprises a mounting groove 9 positioned on one side of the upper die 2, a special-shaped chute 10 is arranged in the mounting groove 9, a sliding push rod 11 is arranged on one side of the inside of the special-shaped chute 10, a material guiding pipe 12 is arranged on one side of the upper end of the special-shaped chute 10, two ends of the special-shaped chute 10 are positioned in the upper die 2, and the special-shaped chute 10 is arranged in a sealing manner when the upper die 2 and the bottom die 1 are assembled with each other. The special-shaped chute 10 comprises a chute portion 13 and a pushing groove portion 14, the bottom end of the chute portion 13 is level with the contact surface of the upper die 2 and the bottom die 1, and the material guiding pipe 12 is located at the upper end of the chute portion 13 and is communicated with the pushing groove portion 14. The sliding pushing block comprises a sliding block 15 which is in sliding fit with the sliding groove part 13 and a pushing block part 16 which is in sliding fit with the pushing groove part 14, and one end of the pushing block part 16, which is close to the material guiding pipe 12, is an arc 17 with the same inner diameter as the material guiding pipe 12. When the sliding block 15 contacts with one end of the sliding groove 13 near the material guiding pipe 12, the arc 17 end of the pushing block 16 is flush with the inner wall of the material guiding pipe 12.
Rubber material is injected into the inside of the phase guide pipe 12 when the die is used, one end of the sliding block 15 is preferentially contacted with one end of the chute part 13 when the die is assembled, air in the guide pipe 12 is compressed when the rubber material is injected into the guide pipe 12, the arc 17 of the pushing block part 16 is pushed by the compression of the air to enable the pushing block part 16 to move so as to push the air into the inside of the chute part 14, the pushing block part 16 always moves when materials continuously enter the guide pipe 12, and the materials enter between the bottom die 1 and the upper die 2 through a gap between the sliding block 15 and the guide pipe 12 when one end of the sliding block 15, which is contacted with the chute part 13, moves to the middle of the guide pipe 12, so that the purpose that the materials directly enter the die by discharging the air before entering the bottom die 1 and the upper die 2 is achieved.
In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.
When the device is in practical application, the bottom die and the upper die are attached to each other to form a complete die when the device is used, the bottom die and the upper die are in contact with each other through the arrangement of the die push plate, the die push plate is pushed to the inside of the die groove when vulcanized rubber is injected through the arrangement of the vacuum feeding device, the purpose of forming a die cavity between the die groove and the die push plate and the upper die is achieved, so that the sealing ring is formed, rubber materials are injected into the device through the inside of the phase guide pipe when the device is used, one end of the sliding block is preferentially contacted with one end of the chute part when the device is assembled, air in the guide pipe is compressed when the rubber materials are injected into the guide pipe, the pushing block part is pushed to move through the arc-shaped part of the air, the air is pushed into the inside of the chute part, the pushing block part always moves when the material continuously enters the guide pipe, the material enters between the bottom die and the upper die through a gap between the sliding block and the guide pipe when the sliding block and the middle part of the chute part, and the purpose of directly entering the material into the bottom die and discharging the die before the material enters the bottom die and the upper die is achieved.
In summary, by means of the above technical scheme of the utility model, when in use, the bottom mold and the upper mold are attached to form a complete mold, the positions of the bottom mold and the upper mold, which are contacted with each other, are the same plane through the arrangement of the mold pushing plate, when the vulcanized rubber is injected through the arrangement of the vacuum feeding device, the mold pushing plate is pushed to the inside of the mold groove, so that the purpose of forming a mold cavity between the mold groove and the mold pushing plate and the upper mold is achieved, the effect of forming the sealing ring is achieved, and air is discharged before the vulcanized rubber enters between the bottom mold and the upper mold through the arrangement of the vacuum feeding device, so that materials can be directly arranged between the bottom mold and the upper mold, and further the condition of preventing the strength of the sealing ring from being reduced due to bubbles in the mold is achieved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a once vulcanize mould of O shape sealing washer, includes bottom mould (1), its characterized in that, the upper end of bottom mould (1) is provided with upper portion mould (2), mould groove (3) have been seted up to the upper end of bottom mould (1), the inside of mould groove (3) be provided with the corner all with mould groove (3) laminating sliding connection's mould push pedal (4) mutually, upper portion mould (2) upper end one side is provided with vacuum feed arrangement (5).
2. The primary vulcanization mold of an O-ring seal according to claim 1, wherein the bottom of the mold push plate (4) is provided with a supporting spring (6) connected with the bottom of the mold groove (3), the bottom of the mold push plate (4) is provided with a plurality of guide rods (7) penetrating through the bottom mold (1), and an exhaust groove (8) is formed in the guide rods (7).
3. The primary vulcanization mold of an O-ring seal according to claim 2, wherein the vacuum feeding device (5) comprises a mounting groove (9) positioned at one side of the upper mold (2), a special-shaped chute (10) is arranged in the mounting groove (9), a sliding push rod (11) is arranged at one side of the inside of the special-shaped chute (10), and a material guiding pipe (12) is arranged at one side of the upper end of the special-shaped chute (10).
4. A primary vulcanization mould for an O-ring seal according to claim 3, wherein the profiled runner (10) comprises a runner portion (13) and a pushing groove portion (14), the bottom end of the runner portion (13) and the contact surface of the upper mould (2) and the bottom mould (1) are flush with each other, and the material guiding pipe (12) is located at the upper end of the runner portion (13) and is in communication with the pushing groove portion (14).
5. The primary vulcanization mold of an O-ring seal according to claim 4, wherein the sliding push rod (11) comprises a sliding block (15) slidably fitted with the slide groove portion (13) and a pushing block portion (16) slidably fitted with the pushing groove portion (14), and an end of the pushing block portion (16) adjacent to the guide pipe (12) is an arc (17) having the same inner diameter as the guide pipe (12).
6. The primary vulcanization mold of an O-ring of claim 5, wherein the arcuate (17) end of the pusher portion (16) is flush with the inner wall of the feed tube (12) when the slider (15) contacts the end of the chute portion (13) adjacent the feed tube (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322447119.0U CN220841077U (en) | 2023-09-07 | 2023-09-07 | One-time vulcanization mold for O-shaped sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322447119.0U CN220841077U (en) | 2023-09-07 | 2023-09-07 | One-time vulcanization mold for O-shaped sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220841077U true CN220841077U (en) | 2024-04-26 |
Family
ID=90747305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322447119.0U Active CN220841077U (en) | 2023-09-07 | 2023-09-07 | One-time vulcanization mold for O-shaped sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220841077U (en) |
-
2023
- 2023-09-07 CN CN202322447119.0U patent/CN220841077U/en active Active
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