CN212331923U - Lower chuck and low temperature difference vulcanizing machine using same - Google Patents
Lower chuck and low temperature difference vulcanizing machine using same Download PDFInfo
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- CN212331923U CN212331923U CN202021177144.1U CN202021177144U CN212331923U CN 212331923 U CN212331923 U CN 212331923U CN 202021177144 U CN202021177144 U CN 202021177144U CN 212331923 U CN212331923 U CN 212331923U
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- lower chuck
- plate
- disk body
- capsule
- type jet
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Abstract
The utility model discloses a lower (holding) chuck and use this lower (holding) chuck's low temperature difference vulcanizer, it relates to the technical field of rubber products production. The lower chuck is provided with a cylindrical disk body, a plurality of runner type jet orifices which are uniformly distributed along the circumferential direction of the disk body from the center are arranged on the disk body and serve as air inlet channels, a convex hollow cylinder is arranged at the center of the disk body, and a plurality of through holes which are uniformly distributed along the circumferential direction are arranged on the hollow cylinder and serve as air return channels. The utility model discloses during the use, the vulcanization energy passes through in the runner formula jet orifice of the leading-in lower chuck of central mechanism, and the energy sprays to vulcanizing the capsule annular all around from runner formula jet orifice by the inlet channel reposition of redundant personnel back energy of disk body, and the gas outlet of following central mechanism by vulcanizing the capsule after the return air duct is discharged at last, but each position thermally equivalent of tire vulcanization in-process capsule like this, reducible vulcanizing the accumulational comdenstion water in capsule lower part simultaneously.
Description
Technical Field
The utility model relates to a technical field of rubber component production, in particular to tire vulcanizer's technical field specifically indicates a lower (holding) chuck and uses this lower (holding) chuck's low temperature difference vulcanizer.
Background
The energy required in the vulcanization process is vertically sprayed from bottom to top through a central mechanism of a vulcanizing machine, the gas flows in a one-way mode in a vulcanization capsule to enable a lower die to accumulate water easily, the temperature of an upper die of the tire is far higher than that of the lower die, the temperature difference reaches as much as 20-30 ℃, if the vulcanization time is prolonged in order to ensure that the lower die can be well vulcanized, the local over-vulcanization of the tire at the upper die part can be caused, the quality of the tire is influenced, unnecessary vulcanization capacity loss and energy consumption are caused, meanwhile, in order to ensure that the tire is free of an under-vulcanization state, the vulcanization time must be prolonged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a reducible vulcanization in-process vulcanizes the inside lower mould difference in temperature of capsule, improves the lower (holding) chuck of vulcanization efficiency simultaneously.
In order to achieve the above purpose, the solution of the present invention is:
the lower chuck is provided with a cylindrical chuck body, a plurality of runner type jet orifices which are uniformly distributed along the circumferential direction of the chuck body from the center are arranged on the chuck body and serve as air inlet channels, a convex hollow cylinder is arranged at the center of the chuck body, and a plurality of through holes which are uniformly distributed along the circumferential direction are arranged on the hollow cylinder and serve as air return channels.
Furthermore, the disk body is provided with a plurality of lockholes which are uniformly distributed along the circumferential direction, and the disk body and the lower chuck cover plate are locked together through the lockholes.
Furthermore, the number of the runner type jet ports is 4-16, and preferably 8.
Furthermore, the starting point of the flow passage type jet orifice is close to the hollow cylinder but not communicated with the hollow cylinder, and one end of the flow passage type jet orifice close to the edge of the disc body is arranged in a downward inclined mode to form an inclined section, so that the flow passage type jet orifice is divided into an inclined section and a non-inclined section.
Furthermore, the overlook section of the flow passage type jet orifice is linear or circular arc, the radian of the circular arc is 0-pi, and the diameter of a circle with the arc length is more than or equal to the length from the edge of the protruded hollow cylinder to the edge of the disk body.
Furthermore, the section of the non-inclined section of the flow channel type jet orifice can be square, rectangular or semicircular, the width is 1-8 mm, and the depth is 1-8 mm.
Furthermore, the length of the inclined section of the flow passage type jet orifice is 3-8 mm, and the depth of the inclined section is smaller than that of the non-inclined section.
Furthermore, the diameter of the through holes used as the air return channels is 1-5 mm, and the number of the through holes is 10-30.
After the technical scheme is adopted, the utility model discloses lower (holding) chuck is installed behind the vulcanizer, and the vulcanization energy passes through central mechanism and channels into the utility model discloses an in the disk body, the ring type sprays all around from runner formula jet to the vulcanization capsule of vulcanizer by the inlet channel reposition of redundant personnel back energy (gas) of disk body, and the last back air channel by vulcanization capsule discharges, but each position thermally equivalent of vulcanization capsule reduces the accumulational comdenstion water of lower mould simultaneously in the tire vulcanization process like this. The utility model discloses lower (holding) chuck makes it have the reposition of redundant personnel effect through setting up runner formula jet, can make gaseous by original ascending one-way flow in vertical side, becomes to circulating flow all around after the reposition of redundant personnel, makes the inside lower mould temperature difference of going up of curing bladder steerable below 6 ℃, and the vulcanization efficiency promotes 10 ~ 15% simultaneously.
The utility model discloses a further aim at overcomes prior art's is not enough, provides a reducible vulcanization in-process vulcanizes the inside upper and lower mould difference in temperature of capsule, improves the low temperature difference vulcanizer of vulcanization efficiency simultaneously.
A low temperature difference vulcanizing machine using the lower chuck, which comprises a vulcanizing capsule, an upper chuck cover plate, the lower chuck, a lower chuck cover plate, a vulcanizing machine bottom plate and a central mechanism; the upper chuck plate and the lower chuck plate are arranged on the vulcanization bottom plate at intervals up and down, the central mechanism is matched with the bottom of the lower chuck plate, the upper chuck plate cover plate is arranged on the top surface of the upper chuck plate, the lower chuck plate cover plate is matched with the bottom surface of the lower chuck plate, the top end of the vulcanization capsule is fixed between the upper chuck plate and the upper chuck plate cover plate, the bottom end of the vulcanization capsule is fixed between the lower chuck plate and the lower chuck plate cover plate, the flow channel type jet orifice of the lower chuck plate is communicated with the air inlet of the central mechanism and the vulcanization capsule, and the through hole of the lower.
After the structure of the oil adding device is adopted, the utility model discloses during the low difference in temperature vulcanizer uses, the vulcanization energy passes through in the runner formula jet orifice of the leading-in lower chuck plate of central mechanism, and energy (gas) sprays to vulcanizing the capsule annular all around from runner formula jet orifice after the inlet channel reposition of redundant personnel of disk body, and the gas outlet of central mechanism is discharged after the return air passageway by vulcanizing the capsule at last, but each position thermally equivalent of vulcanizing the capsule in the tire vulcanization process like this, the accumulational comdenstion water in reducible vulcanizing the capsule lower part simultaneously. The utility model discloses the lower (holding) chuck that the utilization set up runner formula jet makes it have the reposition of redundant personnel effect, can make gaseous by original ascending one-way flow in vertical side, becomes to circulating flow all around after the reposition of redundant personnel, makes the inside lower mould temperature difference of going up of curing bladder steerable below 6 ℃, and the vulcanization efficiency promotes 10 ~ 15% simultaneously.
Drawings
Fig. 1 is a cross-sectional view of the low temperature difference vulcanizing machine of the present invention.
Fig. 2 is a cross-sectional view of the lower chuck of the present invention.
Fig. 3 is a top view of the lower chuck of the present invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 3, the present invention discloses a low temperature difference vulcanizing machine 100, which comprises a vulcanizing bladder 1, an upper chuck 2, an upper chuck cover plate 3, a lower chuck 4, a lower chuck cover plate 5, a vulcanizing machine bottom plate 6 and a central mechanism 7; the lower chuck 4 is provided with a cylindrical disk body, a plurality of flow channel type jet ports 41 which are uniformly distributed along the circumferential direction of the disk body from the center are arranged on the disk body and are used as air inlet channels, a convex hollow cylinder 42 is arranged at the center of the disk body, a plurality of through holes 43 which are uniformly distributed along the circumferential direction are arranged on the hollow cylinder 42 and are used as air return channels, the upper chuck 2 and the lower chuck 4 are arranged on the vulcanization bottom plate 6 at intervals from top to bottom, a central mechanism 7 is matched at the bottom of the lower chuck 4, the upper chuck cover plate 3 is arranged on the top surface of the upper chuck 2, the lower chuck cover plate 5 is matched at the bottom surface of the lower chuck 4, the top end of the vulcanization capsule 1 is fixed between the upper chuck 2 and the upper chuck cover plate 3, the bottom end of the vulcanization capsule 1 is fixed between the lower chuck 4 and the lower chuck cover plate 5, the flow, the through hole 43 of the lower chuck 4 communicates with the curing bladder 1 and the air outlet 72 of the center mechanism 7.
Four locking holes 44 are uniformly distributed along the circumferential direction at about 1/2 along the radial direction at the bottom of the lower chuck plate 4, and the locking holes 44 are used for being matched with screws to lock the lower chuck plate 4, the vulcanizing capsule 1 and the lower chuck plate 5 together through the screws.
The number n1 of the flow passage type jet ports 41 of the lower chuck plate 4 can be 4-16, preferably 8; the starting point of the flow path type injection port 41 is close to the hollow cylinder 42 but not communicated, and the bottom of the tail end (close to the edge end of the lower chuck 4) of the flow path type injection port 41 is inclined downwards in the vertical direction to form an inclined section, so that the flow path type injection port 41 is divided into an inclined section and a non-inclined section. The cross section of the flow channel type jet orifice 41 in plan view can be linear or arc, the radian of the arc can be 0-pi, and the diameter of a circle with the arc length is not less than the length from the edge of the protruded hollow cylinder 42 to the edge of the disc body; the cross-sectional shape of the non-inclined section of the flow channel type jet orifice 41 can be square, rectangular or semicircular, the width w1 can be 1-8 mm, the depth h1 can be 1-8 mm, preferably rectangular, the width w1 is preferably 6mm, and the depth h1 is preferably 3 mm; the length l1 of the inclined section of the flow passage type jet orifice 41 is 3 mm-8 mm, the depth h2 of the flow passage of the inclined section is smaller than the non-inclined design section h1, the length l1 of the inclined section is preferably 6mm, and the depth h2 of the inclined section is preferably 2 mm. The diameter d1 of the through holes 43 as the air return channel is 1-5 mm, the number n2 is 10-30, preferably the diameter is 3mm, and the number is 26.
After the structure of the oil adding device is adopted, the utility model discloses during the low difference in temperature vulcanizer uses, the vulcanization energy passes through in the runner formula jet orifice of the leading-in lower chuck plate of central mechanism, and energy (gas) sprays to vulcanizing the capsule annular all around from runner formula jet orifice after the inlet channel reposition of redundant personnel of disk body, and the gas outlet of central mechanism is discharged after the return air passageway by vulcanizing the capsule at last, but each position thermally equivalent of vulcanizing the capsule in the tire vulcanization process like this, the accumulational comdenstion water in reducible vulcanizing the capsule lower part simultaneously. The utility model discloses the lower (holding) chuck that the utilization set up runner formula jet makes it have the reposition of redundant personnel effect, can make gaseous by original ascending one-way flow in vertical side, becomes to circulating flow all around after the reposition of redundant personnel, makes the inside lower mould temperature difference of going up of curing bladder steerable below 6 ℃, and the vulcanization efficiency promotes 10 ~ 15% simultaneously.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (9)
1. A lower chuck, characterized by: the air-return type air-conditioning device is provided with a cylindrical disk body, wherein a plurality of runner type jet orifices which are uniformly distributed along the circumferential direction of the disk body from the center are arranged on the disk body and are used as air inlet channels, a convex hollow cylinder is arranged at the center of the disk body, and a plurality of through holes which are uniformly distributed along the circumferential direction are arranged on the hollow cylinder and are used as air return channels.
2. The lower chuck according to claim 1, wherein: the tray body is provided with a plurality of locking holes which are uniformly distributed along the circumferential direction, and the tray body and the lower chuck cover plate are locked together through the locking holes.
3. The lower chuck according to claim 1, wherein: the number of the runner type jet ports is 4-16.
4. The lower chuck according to claim 1, wherein: the starting point of the flow passage type jet orifice is close to the hollow cylinder but not communicated with the hollow cylinder, and one end of the flow passage type jet orifice close to the edge of the disc body is arranged in a downward inclined mode to form an inclined section, so that the flow passage type jet orifice is divided into an inclined section and a non-inclined section.
5. The lower chuck according to claim 1, wherein: the overlook cross section of the runner type jet orifice is linear or circular arc, the radian of the circular arc is 0-pi, and the diameter of a circle with the arc length is larger than or equal to the length from the edge of the protruded hollow cylinder to the edge of the disk body.
6. The lower chuck according to claim 4, wherein: the section of the non-inclined section of the flow channel type jet orifice is square, rectangular or semicircular, the width of the section is 1-8 mm, and the depth of the section is 1-8 mm.
7. The lower chuck according to claim 4, wherein: the length of the inclined section of the runner type jet orifice is 3-8 mm, and the depth of the inclined section is smaller than that of the non-inclined section.
8. The lower chuck according to claim 1, wherein: the diameter of the through holes used as the air return channels is 1-5 mm, and the number of the through holes is 10-30.
9. A low temperature differential vulcanizer using the lower chuck according to any one of claims 1 to 8, comprising: the vulcanizing capsule, an upper chuck plate cover plate, a lower chuck plate cover plate, a vulcanizing machine bottom plate and a central mechanism; the upper chuck plate and the lower chuck plate are arranged on the vulcanization bottom plate at intervals up and down, the central mechanism is matched with the bottom of the lower chuck plate, the upper chuck plate cover plate is arranged on the top surface of the upper chuck plate, the lower chuck plate cover plate is matched with the bottom surface of the lower chuck plate, the top end of the vulcanization capsule is fixed between the upper chuck plate and the upper chuck plate cover plate, the bottom end of the vulcanization capsule is fixed between the lower chuck plate and the lower chuck plate cover plate, the flow channel type jet orifice of the lower chuck plate is communicated with the air inlet of the central mechanism and the vulcanization capsule, and the through hole of the lower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021177144.1U CN212331923U (en) | 2020-06-23 | 2020-06-23 | Lower chuck and low temperature difference vulcanizing machine using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021177144.1U CN212331923U (en) | 2020-06-23 | 2020-06-23 | Lower chuck and low temperature difference vulcanizing machine using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212331923U true CN212331923U (en) | 2021-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021177144.1U Active CN212331923U (en) | 2020-06-23 | 2020-06-23 | Lower chuck and low temperature difference vulcanizing machine using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212331923U (en) |
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2020
- 2020-06-23 CN CN202021177144.1U patent/CN212331923U/en active Active
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