CN214056376U - Flow guide type tire tread die plate - Google Patents
Flow guide type tire tread die plate Download PDFInfo
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- CN214056376U CN214056376U CN202023155920.0U CN202023155920U CN214056376U CN 214056376 U CN214056376 U CN 214056376U CN 202023155920 U CN202023155920 U CN 202023155920U CN 214056376 U CN214056376 U CN 214056376U
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Abstract
The utility model provides a water conservancy diversion formula tire tread die plate, which comprises a plate body, set up on the plate body with the crown opening that the hat crown shape is corresponding and with the corresponding limit portion opening of the corresponding child limit shape of hat crown shape, set up the lower water conservancy diversion mouth that is located limit portion opening front end downside on the plate body, the lower lateral wall slope of water conservancy diversion mouth sets up down. The sizing material that the mouth was extruded at first gets into down the water conservancy diversion mouth to along the downside wall inflow limit portion opening that the slope set up, reduce the child limit sizing material and extrude the resistance, match the play of tread child and glue the speed, improve and give as security out stability, improve the tread and give as security out the problem of raised grain.
Description
Technical Field
The utility model belongs to the technical field of rubber tire production facility technique and specifically relates to a water conservancy diversion formula tire tread die plate is related to.
Background
The tire tread is divided into a tire crown and tire beads according to different positions, as shown in figure 6, the existing tire tread comprises a tire crown with a thicker thickness, and the left side and the right side of the tire crown are both connected with tire beads with a thinner thickness. According to different specifications and designs, the sizes of the tire crown and the tire bead are greatly changed.
In the production of tire treads, a mouth-shaped plate is needed, and the existing mouth-shaped plate comprises a plate body, wherein a crown opening corresponding to the shape of a tire crown and an edge opening corresponding to the shape of a tire bead corresponding to the shape of the tire crown are formed in the plate body. When a tread with large difference between the thickness of the tread cap and the thickness of the tread edge is produced, the sectional area of the opening at the crown part is larger, the sectional area of the opening at the edge part is smaller, the rubber discharging resistance at the crown part is smaller than the resistance at the edge part, so that the rubber discharging amount at the crown part is far larger than that at the edge part in the production process of the tread, the rubber discharging speeds of the two parts are different, and the problem of raised grains of the tread is easily caused; the second causes the increase of production labor amount, the increase of return glue and the increase of labor cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the weak point of above-mentioned conventional art, provide a water conservancy diversion formula tire tread die plate, reduce the bead sizing material and extrude the resistance.
The purpose of the utility model is achieved through the following technical measures: the utility model provides a water conservancy diversion formula tire tread mouth plate, includes the plate body, set up on the plate body with the crown opening that crown shape is corresponding and with the corresponding limit portion opening of the corresponding child limit shape of crown shape, set up the lower water conservancy diversion mouth that is located limit portion opening front end downside on the plate body, the lower lateral wall slope of water conservancy diversion mouth sets up down. The sizing material that the mouth was extruded at first gets into down the water conservancy diversion mouth to along the downside wall inflow limit portion opening that the slope set up, reduce the child limit sizing material and extrude the resistance, match the play of tread child and glue the speed, improve and give as security out stability, improve the tread and give as security out the problem of raised grain.
The left side wall and the right side wall of the lower diversion opening are obliquely arranged. After the rubber material extruded from the rubber port enters the lower flow guide port, the rubber material simultaneously flows into the edge opening along the obliquely arranged left and right side walls, so that the extrusion resistance of the tire bead rubber material is further reduced.
An upper flow guide opening positioned on the upper side of the front end of the opening of the side part is formed in the plate body, and the upper side wall of the upper flow guide opening is obliquely arranged. The rubber material that the mouth of gluing was extruded gets into simultaneously and goes up the water conservancy diversion mouth to along the upside wall inflow limit portion opening that the slope set up, reduce the child limit rubber material and extrude the resistance, match the play of tread child hat and child limit and glue speed, improve and give as security out stability, improve the tread and give as security out the problem of raised grain.
The left side wall and the right side wall of the upper diversion opening are obliquely arranged. After entering the upper flow guide port, the rubber material extruded from the rubber port flows into the edge opening 4 along the obliquely arranged left and right side walls, so that the extrusion resistance of the tire bead rubber material is further reduced.
The plate body comprises an upper plate and a lower plate which are detachably connected, the opening of the crown part and the opening of the edge part are both positioned on the upper side of the lower plate, the lower diversion port is positioned on the lower plate, and the upper diversion port is positioned on the upper plate. During processing and manufacturing, the crown opening and the edge opening are conveniently processed on the upper plate.
The upper side wall of the crown opening is flush with the upper side wall of the side opening. In the process, the lower side surface of the upper plate is of a plane structure, so that too much processing technology is not needed, and the production cost is reduced.
And a bolt is arranged between the upper plate and the lower plate and is in threaded connection with the lower plate after penetrating through the upper plate. Meanwhile, the assembly of operators is facilitated, the structure is firm, and the service life is long.
The number of the bolts is multiple, wherein one part of the bolts are positioned at the left side of the opening of the crown part, and the other part of the bolts are positioned at the right side of the opening of the crown part. Meanwhile, the assembly of operators is facilitated, the structure is firm, and the service life is long.
The height of the lower diversion opening is larger than that of the upper diversion opening, and the width of the lower diversion opening is larger than that of the upper diversion opening. Because the rubber openings need to be aligned with the openings of the crown part and the edge part at the same time, and the height of the openings of the crown part is greater than that of the openings of the edge part, the extruded rubber mainly faces the position below the openings of the edge part, namely the size of the lower flow guide opening is required to be greater than that of the upper flow guide opening, and the extrusion resistance of the tire bead rubber is reduced.
The included angle between the lower side wall of the lower diversion port and the horizontal plane is 40-50 degrees, and the included angle between the upper side wall of the upper diversion port and the horizontal plane is 40-50 degrees. The angle range has good flow guide effect, is convenient to process and manufacture, and reduces the production cost.
In conclusion, due to the adoption of the technical scheme, the extrusion resistance of the rubber material of the tire bead is reduced, the rubber discharging speed of the tire tread and the tire bead is matched on the premise of ensuring the sizes of all points of the tire tread, the extrusion stability is improved, and the problem of extruding wavy patterns on the tire tread is solved.
Drawings
The invention will be further explained with reference to the drawings and the detailed description below:
FIG. 1 is a schematic structural view of a flow-guiding type tire tread die plate of the present invention;
FIG. 2 is a schematic structural view of section A-A of FIG. 1;
FIG. 3 is a schematic structural view of section B-B of FIG. 2;
FIG. 4 is a schematic top view of a flow-guiding type tire tread die plate of the present invention;
FIG. 5 is a schematic three-dimensional structure of a flow-guiding type tire tread die plate of the present invention;
FIG. 6 is a schematic cross-sectional structure of a tread.
In the figure: 1-upper plate; 2-lower plate; 3-crown opening; 4-opening the edge part; 5-an upper diversion port; 6-lower diversion port; 7-bolt; 8-a crown; 9-tire bead.
Detailed Description
In order to facilitate understanding of the present invention, the following description is made with reference to the embodiments and the accompanying drawings, and the description of the embodiments is not intended to limit the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships that must be specified based on the device or element shown in the drawings, are constructed or operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or interconnected between two elements, either directly or indirectly through intervening media, and the specific meaning of the terms may be understood by those skilled in the art according to their specific situation.
As shown in fig. 6, the conventional tire tread includes a crown 8 with a relatively thick thickness, and beads 9 with relatively thin thicknesses are connected to both left and right sides of the crown 8.
As shown in the accompanying drawings 1 to 5, a diversion type tire tread mouth-shaped plate comprises a plate body, wherein a crown opening 3 corresponding to the shape of a tire crown 8 and an edge opening 4 corresponding to the shape of a tire bead 9 corresponding to the shape of the tire crown 8 are formed in the plate body, a lower diversion port 6 located on the lower side of the front end of the edge opening 4 is formed in the plate body, the lower side wall of the lower diversion port 6 is obliquely arranged, and the height of the lower diversion port 6 is gradually reduced from front to back. The left side wall and the right side wall of the lower diversion opening 6 are obliquely arranged, namely the width of the lower diversion opening 6 is gradually reduced from the front to the back. The sizing material that the mouth was extruded at first gets into down water conservancy diversion mouth 6 to the downside wall that sets up along the slope flows into limit portion opening 4, reduces the child limit sizing material and extrudes resistance, matches the play of tread child and glues the speed, improves and gives as security out stability, improves the tread and gives as security out the problem of raised grain. After entering the lower flow guide opening 6, the rubber material extruded from the rubber opening flows into the edge opening 4 along the obliquely arranged left and right side walls, so that the extrusion resistance of the tire bead rubber material is further reduced.
Set up on the plate body and lie in the last water conservancy diversion mouth 5 of the 4 front ends upsides of limit portion opening, go up the last lateral wall slope setting of water conservancy diversion mouth 5, go up water conservancy diversion mouth 5 height from the past backward and reduce gradually promptly. The left side wall and the right side wall of the upper diversion opening 5 are obliquely arranged, namely the width of the upper diversion opening 5 is gradually reduced from the front to the back. The sizing material that the mouth of gluing was extruded gets into simultaneously and goes up water conservancy diversion mouth 5 to the side opening 4 is gone into along the upside wall that the slope set up, reduces the child limit sizing material and extrudes the resistance, matches the play of tread child and glues the speed, improves and gives as security out stability, improves the tread and gives as security out the problem of raised grain. After entering the upper flow guide port 5, the rubber material extruded from the rubber port flows into the edge opening 4 along the obliquely arranged left and right side walls, so that the extrusion resistance of the tire bead rubber material is further reduced.
The height of the lower diversion opening 6 is larger than that of the upper diversion opening 5, and the width of the lower diversion opening 6 is larger than that of the upper diversion opening 5. Because the rubber openings need to be aligned with the crown opening 3 and the edge opening 4 at the same time, and the height of the crown opening 3 is greater than that of the edge opening 4, the extruded rubber mainly faces to the position below the edge opening 4, namely the lower diversion opening 6, the size of the lower diversion opening 6 is required to be greater than that of the upper diversion opening 5, and the extrusion resistance of the tire bead rubber is reduced.
Preferably, the included angle between the lower side wall of the lower diversion port 6 and the horizontal plane is 40-50 degrees, and preferably 45 degrees; the included angle between the upper side wall of the upper diversion port 5 and the horizontal plane is 40-50 degrees, preferably 45 degrees; the included angle between the left and right side walls of the lower diversion port 6 and the front side surface of the plate body is 40-50 degrees, preferably 45 degrees; the included angle between the left and right side walls of the upper diversion port 5 and the front side surface of the plate body is 40-50 degrees, preferably 45 degrees. The angle range has good flow guide effect, is convenient to process and manufacture, and reduces the production cost.
The plate body comprises an upper plate 1 and a lower plate 2 which are connected in a detachable mode, a crown opening 3 and an edge opening 4 are both positioned on the upper side of the lower plate 2, a lower diversion port 6 is positioned on the lower plate 2, and an upper diversion port 5 is positioned on the upper plate 1. The upper side wall of the crown opening 3 is flush with the upper side wall of the skirt opening 4. Preferably, a bolt 7 is arranged between the upper plate 1 and the lower plate 2, and the bolt 7 penetrates through the upper plate 1 and then is in threaded connection with the lower plate 2. The number of bolts 7 is plural, and some of the bolts 7 are located to the left of the crown opening 3, and some of the bolts 7 are located to the right of the crown opening 3. Specifically, the number of the bolts 7 is four, two of the bolts 7 being located to the left of the crown opening 3, and the other two bolts 7 being located to the right of the crown opening 3. During processing and manufacturing, the crown opening 3 and the edge opening 4 are conveniently processed on the upper plate 1, and meanwhile, the lower side surface of the upper plate 1 is of a plane structure, so that too-large processing technology is not needed, and the production cost is reduced. Meanwhile, the assembly of operators is facilitated, the structure is firm, and the service life is long.
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 the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides a water conservancy diversion formula tire tread mouth type board, includes the plate body, set up on the plate body with crown opening (3) corresponding of crown (8) shape and limit opening (4) corresponding with the corresponding bead (9) shape of crown (8) shape, its characterized in that: the plate body is provided with a lower diversion port (6) which is positioned on the lower side of the front end of the edge opening (4), and the lower side wall of the lower diversion port (6) is obliquely arranged.
2. The deflector tire tread die of claim 1, wherein: the left side wall and the right side wall of the lower diversion opening (6) are obliquely arranged.
3. Flow-directing tire tread plate according to any of claims 1 to 2, wherein: an upper flow guide opening (5) located on the upper side of the front end of the edge opening (4) is formed in the plate body, and the upper side wall of the upper flow guide opening (5) is obliquely arranged.
4. The deflector tire tread die of claim 3, wherein: the left side wall and the right side wall of the upper diversion opening (5) are obliquely arranged.
5. The deflector tire tread die of claim 3, wherein: the plate body comprises an upper plate (1) and a lower plate (2) which are connected in a detachable mode, the crown opening (3) and the edge opening (4) are both located on the upper side of the lower plate (2), the lower diversion port (6) is located on the lower plate (2), and the upper diversion port (5) is located on the upper plate (1).
6. The deflector tire tread die of claim 5, wherein: the upper side wall of the crown opening (3) is flush with the upper side wall of the edge opening (4).
7. The deflector tire tread die of claim 5, wherein: and a bolt (7) is arranged between the upper plate (1) and the lower plate (2), and the bolt (7) penetrates through the upper plate (1) and then is in threaded connection with the lower plate (2).
8. The deflector tire tread die of claim 7, wherein: the number of the bolts (7) is multiple, wherein a part of the bolts (7) are positioned at the left side of the crown opening (3), and the other part of the bolts (7) are positioned at the right side of the crown opening (3).
9. The deflector tire tread die of claim 3, wherein: the height of the lower diversion port (6) is greater than that of the upper diversion port (5), and the width of the lower diversion port (6) is greater than that of the upper diversion port (5).
10. The deflector tire tread die of claim 3, wherein: the included angle between the lower side wall of the lower diversion port (6) and the horizontal plane is 40-50 degrees, and the included angle between the upper side wall of the upper diversion port (5) and the horizontal plane is 40-50 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023155920.0U CN214056376U (en) | 2020-12-24 | 2020-12-24 | Flow guide type tire tread die plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023155920.0U CN214056376U (en) | 2020-12-24 | 2020-12-24 | Flow guide type tire tread die plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214056376U true CN214056376U (en) | 2021-08-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023155920.0U Active CN214056376U (en) | 2020-12-24 | 2020-12-24 | Flow guide type tire tread die plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214056376U (en) |
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2020
- 2020-12-24 CN CN202023155920.0U patent/CN214056376U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A diversion type tire tread profile Effective date of registration: 20230203 Granted publication date: 20210827 Pledgee: Postal Savings Bank of China Limited Weihai Branch Pledgor: TIUMSUN RUBBER TIRE (WEIHAI) Co.,Ltd. Registration number: Y2023980031952 |