CN101811421B - Tread structure with knife slot texture - Google Patents
Tread structure with knife slot texture Download PDFInfo
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- CN101811421B CN101811421B CN2009100248877A CN200910024887A CN101811421B CN 101811421 B CN101811421 B CN 101811421B CN 2009100248877 A CN2009100248877 A CN 2009100248877A CN 200910024887 A CN200910024887 A CN 200910024887A CN 101811421 B CN101811421 B CN 101811421B
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- cutter groove
- knife slot
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Abstract
The invention discloses a tread structure with a knife slot texture, a knife slot on a tire block of a tire has the set radial depth, the set distance exists between a first knife slot surface and a second knife slot surface of the knife slot, three-dimensional concave-convex patterns are respectively arranged on the first knife slot surface and the second knife slot surface, at least one Y-shaped groove is radially arranged on the first knife slot surface, tortuous convex ribs which are parallel to the Y-shaped groove are arranged at the set distances of two outer sides of the Y-shaped groove, the Y-shaped groove and the corresponding tortuous convex ribs are commonly arranged on the first knife slot surface in a positive and negative mutually staggered structure, a V-shaped convex rib which is parallel to the Y-shaped groove is arranged in the Y-shaped groove, a linear groove is arranged in the V-shaped convex rib, the Y-shaped groove, the corresponding tortuous convex ribs, the V-shaped convex rib and the linear groove constitute the three-dimensional concave-convex patterns on the first knife slot surface, and the three-dimensional concave-convex patterns of the knife slot can effectively improving the rigidity of a pattern block, reduce the deformation of the pattern block and improve the braking, the driving and the handling performances of the tire.
Description
Technical field
The present invention relates to a kind of tread of tyre structure, particularly a kind of tread structure of tool knife slot texture.
Background technology
The tire that has knife slot texture at present is mainly and on mole, is provided with some groove-like microgrooves road; This type of knife slot texture design is applicable to snowfield, wetland ground-surface tire; Knife slot texture on this kind tire protector is when the contact road surface; Knife slot texture automatically form open state and with road surface interlock mutually, thereby have earth-catching property, improved the situation of tyre slip when going.
In order to increase the tackness of ice ground, snowfield and wetland, tread block is distributed with many cutter grooves, and traditional cutter groove is vertical with tyre surface; Like this behind the tire building with the demoulding of tooling blade easy separation; Yet longitudinal sliding motion takes place in the tire relative wall of tyre surface cutter groove easily in use, causes the deflection and the distortion of pattern block, also because the rigidity of pattern block is not enough; And can't obtain to grab the ground effect, reduced braking, driving and the handling of tire.
In order to address the above problem; Tire knife slot texture structure in recent years also has many designs, and like the disclosed tire protector of US Pat 7143799B2, it has a plurality of and elastic parts ground engagement; Wherein at least one assembly has at least one cutter ditch decorative pattern; Cutter ditch decorative pattern has radial depth, and it comprises a cutter ditch decorative pattern face and a relative cutter ditch decorative pattern face, and each chase on the cutter ditch decorative pattern face aligns with projection on the relative cutter ditch decorative pattern face; The end of each chase or projection is the plane, and this plane parallel is in the longitudinal plane of symmetry of cutter ditch decorative pattern.
Other has a kind of tire construction with knife slot texture; Like japanese patent application publication No. the 337124/2003rd disclosed air-inflation tyre; This air-inflation tyre tyre surface be provided with many longitudinal furrows extending along tire circumferential direction with along many traverse furrows that extend on the tire width direction; These longitudinal furrows and traverse furrow are distinguished a plurality of; In this piece, be provided with along many cutter ditch decorative patterns on the tire width direction, above-mentioned cutter ditch decorative pattern form on the tyre surface along crooked on the tire circumferential direction and on tire width direction the bonded assembly curve, and on this curve, form along the Z font shape that has amplitude on the tire diameter direction.
In the said structure; The former is mainly on cutter groove two side, to form concavo-convex respectively and have and sets some planes of arranging; And this planar top is parallel to the longitudinal plane of symmetry of cutter ditch decorative pattern, and above-mentioned knife slot texture promptly is made up of the polygon-shaped groove and the projection that replace, and groove and projection top are the plane; The latter then is the curve along its tire diameter direction, and its Z font zig-zag with continuous broken line forms this tire sipe, and above-mentioned tire sipe profile is single, arranges simply, and its rigidity is with to grab the ground effect not enough.
Summary of the invention
In order to remedy above deficiency, the invention provides a kind of tread structure of tool knife slot texture, the rigidity of its pattern block is strong, and pattern block is not yielding, and tire braking, driving and handling are good.
The present invention for the technical scheme that solves its technical matters and adopt is: a kind of tread structure of tool knife slot texture; The mole of tire is provided with at least one cutter groove; The cutter groove has the setting radial depth; The cutter groove comprises the first relative cutter groove face and the second cutter groove face; There is setpoint distance between the first cutter groove face and the second cutter groove face; Be respectively equipped with three-dimensional ridge design on the first cutter groove face and the second cutter groove face, radially be provided with at least one Y type groove on the first cutter groove face, setpoint distance place, Y type groove two outside is equipped with a parallel with it tortuous fin (referring to that tortuous fin is parallel with the font line segment of Y type); Above-mentioned each Y type groove and cooresponding tortuous fin thereof jointly with positive and negative interlaced structural arrangement on the first cutter groove face; Y type inside grooves is provided with a parallel with it V-type fin (it is parallel to refer to that V-type fin and Y type are two font line segments of bifurcated), and this V-type fin inside is provided with a line style groove, and each Y type groove and cooresponding tortuous fin, V-type fin and line style groove thereof are formed the three-dimensional ridge design on the first cutter groove face.
As further improvement of the present invention, the second cutter groove face is provided with the three-dimensional ridge design that is concavo-convex symmetrical distribution with the first cutter groove face, and the three-dimensional ridge design of the first cutter groove face and the second cutter groove face is then each other with recessed staggered corresponding to protruding mode.
As further improvement of the present invention, Y type groove is combined by the straight line or the camber line on three limits at least.
As further improvement of the present invention, the protruding formed angle in two side of this V-type fin is spent between 130 degree between 50.
As further improvement of the present invention, the corresponding ridge design of this first and second cutter groove face forms the continuous broken line that tool is set spacing and radially is the state of being parallel to each other jointly, and this continuous broken line central part forms a V-arrangement broken line.
As further improvement of the present invention, this V-arrangement angle that broken line forms is between 60 degree to 120 degree.
Useful technique effect of the present invention is: the external tortuous fin of Y type groove of this knife slot texture; It is connected to a V-type fin jointly with positive and negative interlaced being arranged in a combination in Y type groove, be connected to a line style groove in this V-type fin; The three-dimensional ridge design of first and second cutter groove face is with recessed staggered corresponding to protruding mode; The rigidity of its pattern block is strong, and pattern block is not easy to produce flexure deformation, and its earth-grasping force is big;
Formed V-arrangement broken line can make the relative interlocking of these cutter groove two wall ridge designs between first and second cutter groove face, effectively prevents to slide between wall, has reduced the flexure deformation of pattern block, the performance that effectively promoted the tire braking, drives and control;
Its three-dimensional ridge design has V-type fin and the V-type broken line of setting angle in addition, can make like this behind the tire building and the tooling blade easy separation, and promptly stripping result is good, and fraction defective is low in the production.
Description of drawings
Fig. 1 is a schematic perspective view of the present invention;
Fig. 2 is a structural representation of the present invention;
Fig. 3 is an A-A section-drawing among Fig. 2;
Fig. 4 is a B-B section-drawing among Fig. 2;
Fig. 5 is a C-C section-drawing among Fig. 2;
Fig. 6 is a D-D section-drawing among Fig. 2.
The specific embodiment
Embodiment:
As depicted in figs. 1 and 2, a kind of tread structure of tool knife slot texture, a mole 30 of tire is provided with at least one cutter groove 10, and these cutter groove 10 walls are provided with three-dimensional ridge design 20;
This cutter groove 10 is formed by being provided with the first cutter groove face 11 and the second cutter groove face 12 of setting spacing;
This three-dimensional ridge design 20 is formed at respectively on this first cutter groove face 11 and the second cutter groove face 12; This first cutter groove face 11 is provided with at least one Y type groove 21; Setpoint distance place, 21 liang of this Y type grooves outside is equipped with a parallel with it tortuous fin 22; This Y type groove 21 and tortuous fin 22 are positioned on the first cutter groove face 11 with positive and negative interlaced arrangement mode jointly; This Y type groove 21 is combined by the straight line or the camber line on three limits at least, and these Y type groove 21 inner setting distance are provided with a parallel with it V-type fin, and the protruding formed angle a in both sides of this V-type fin 23 is between being between 50 degree to 130 degree; These V-type fin 23 inside are provided with a line style groove 24, the three-dimensional ridge design 20 that each Y type groove 21 and cooresponding tortuous fin 22, V-type fin 23 and line style groove 24 thereof are formed on the first cutter groove face; The second cutter groove face 12 is provided with the three-dimensional ridge design that is concavo-convex symmetrical distribution with the first cutter groove face 11, and 12 of the first cutter groove face 11 and the second cutter groove faces are each other with recessed staggered corresponding to protruding mode.
This first cutter groove face 11 and the second cutter groove face, 12 corresponding ridge designs form the continuous broken line 25 that tool is set spacing and radially is the state of being parallel to each other jointly; And these continuous broken line 25 central parts form a V-arrangement broken line 26, and this V-arrangement broken line 26 formed angle b are between 60 degree to 120 degree.
10 liang of relative walls of this cutter groove form tool and set spacing and concavo-convex corresponding three-dimensional ridge design 20, have effectively promoted the pattern block rigidity, and have reduced the pattern block deflection, have improved tire braking, driving and handling.
By further understand structural attitude of the present invention, application technology means and the effect reached of expection, occupation mode of the present invention is narrated as follows:
The present invention is for being provided with some moles 30 on tyre surface; On each mole 30, be respectively equipped with the cutter groove 10 of groove face with three-dimensional ridge design 20; Each cutter groove 10 is by the tooling blade institute machine-shaping that is 3D shape; Be respectively the first cutter groove face 11 and the second cutter groove face, 12, the first cutter groove faces 11 in these cutter groove 10 both sides and be formed with Y type groove 21 external tortuous fins 22, and both are with positive and negative interlaced combining; Be connected to V-type fin 23 in this Y type groove 21, be connected to line style groove 24 in this V-type fin 23; The second cutter groove face 12 is provided with the three-dimensional ridge design 20 with the first cutter groove face, 11 concavo-convex symmetries; Each three-dimensional ridge design 20 on first and second cutter groove face 11,12 with recessed to the setting that is staggered of protruding corresponding mode; These cutter groove 10 side direction then form to be set spacing and radially is the continuous broken line 25 that is parallel to each other, and this continuous broken line central part forms a V-arrangement broken line 26.
Please with reference to Fig. 2, wherein each Y type groove 21 and line style groove 24 are for it is a concavity to fill the hatching performance; 23 of each tortuous fin 22 and V-type fins are filled performance with nothing, and it is a convex.
The V-type fin 23 protruding formed angle a in both sides of the present invention spend between 130 degree between 50; Because when this V-type fin 23 protruding formed angle a in both sides spend less than 50; Cutter groove 10 two side walls engagement interlocking effect is not enough; When the V-type fin 23 protruding formed angle a in both sides spent greater than 130, its demoulding interfered strength big on the other hand, caused production bad easily.
Be formed with V-arrangement broken line 26 on this continuous broken line 25 of the present invention; The both sides of this V-arrangement broken line 26 join the formed angle b of oblique line between 60 degree to 120 degree; When mainly spending greater than 120 because of the formed angle b of oblique line that joins when the both sides of this V-arrangement broken line 26; Its engagement interlocking effect is not enough, joins the formed angle b of oblique line when spending less than 60 when the both sides of this V-arrangement broken line 26 on the other hand, then causes production bad easily.
The present invention utilizes this Y type groove 21 external tortuous fins 22 that laterally arrange; It is jointly with positive and negative interlaced being arranged in a combination, and in conjunction with being connected to the V-type fin 23 that laterally arranges in this Y type groove 21, and is connected to a line style groove 24 in this V-type fin 23; Above-mentioned the three-dimensional concave convex texture 20 that has formed cutter groove 10 jointly; When this structure made the mole kiss the earth produce distortion, this cutter groove 10 can be expanded and interlock ground automatically, to promote earth-grasping force; And the corresponding concavo-convex staggered designs of the three-dimensional ridge design 20 that on this first and second cutter groove face 11,12, forms makes the mole deformation rate low, with effective rigidity that promotes mole.
Mole of the present invention directly upwards is provided with the cutter groove 10 with concavo-convex corresponding three-dimensional ridge design 20; First and second cutter groove face 11,12 of 10 liang of walls of cutter groove has formed to have the spacing of setting and radially is the continuous broken line 25 that is parallel to each other; In conjunction with its centre is V-arrangement broken line 26, makes 10 liang of relative interlockings in the concavo-convex position of wall of this cutter groove, has prevented that effectively wall from sliding; Reduce the flexure deformation of pattern block, effectively promoted tire braking, driving and handling; In addition, three-dimensional ridge design 20 of the present invention is provided with has V-type fin 23 and the V-arrangement broken line 26 of setting angle, has stripping result preferably with tooling blade after making tire building.
Comprehensively above-mentioned; The tread structure of the disclosed a kind of tool knife slot texture of the present invention provides a kind of tire applicable to snowfield, wetland, and its mole position is provided with the cutter groove, its Y type groove, tortuous fin, V-type fin and line style groove the common three-dimensional ridge design that forms be located at respectively on the two side walls of cutter groove; Staggered corresponding formation has the spacing of setting and it radially is the continuous broken line that is parallel to each other to cutter groove two side walls to protruding mode with recessed each other; The broken line central part forms the V-arrangement broken line continuously, and this structure can effectively promote the pattern block rigidity, and reduces the pattern block deflection; Improve tire braking, driving and handling, and cutting die is easy to the demoulding.
Claims (6)
1. the tread structure of a tool knife slot texture; The mole of tire (30) is provided with at least one cutter groove (10); Cutter groove (10) has the setting radial depth; Cutter groove (10) comprises the first relative cutter groove face (11) and the second cutter groove face (12); There is setpoint distance between the first cutter groove face (11) and the second cutter groove face (12); Be respectively equipped with three-dimensional ridge design (20) on the first cutter groove face (11) and the second cutter groove face (12), it is characterized by: radially be provided with at least one Y type groove (21) on the first cutter groove face (11), setpoint distance place, Y type groove (21) two outside is equipped with a parallel with it tortuous fin (22); Above-mentioned each Y type groove (21) and cooresponding tortuous fin (22) thereof jointly with positive and negative interlaced structural arrangement on the first cutter groove face; Y type groove (21) inside is provided with a parallel with it V-type fin (23), and this V-type fin (23) inside is provided with a line style groove (24), and each Y type groove (21) and cooresponding tortuous fin (22), V-type fin (23) and line style groove (24) thereof are formed the three-dimensional ridge design (20) on the first cutter groove face (11).
2. the tread structure of a kind of tool knife slot texture according to claim 1; It is characterized by: the second cutter groove face (12) is provided with the three-dimensional ridge design (20) that is concavo-convex symmetrical distribution with the first cutter groove face (11), and the three-dimensional ridge design (20) of the first cutter groove face (11) and the second cutter groove face (12) is then each other with recessed staggered corresponding to protruding mode.
3. the tread structure of a kind of tool knife slot texture according to claim 1 and 2 is characterized by: Y type groove (21) is combined by the straight line or the camber line on three limits at least.
4. the tread structure of a kind of tool knife slot texture according to claim 3 is characterized by: the protruding formed angle in two side (a) of this V-type fin (23) is spent between 130 degree between 50.
5. the tread structure of a kind of tool knife slot texture according to claim 4; It is characterized by: the corresponding ridge design of this first and second cutter groove face (11,12) forms the continuous broken line (25) that tool is set spacing and radially is the state of being parallel to each other jointly, and this continuous broken line (25) central part forms a V-arrangement broken line (26).
6. the tread structure of a kind of tool knife slot texture according to claim 5 is characterized by: the formed angle of this V-arrangement broken line (26) is between 60 degree to 120 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100248877A CN101811421B (en) | 2009-02-19 | 2009-02-19 | Tread structure with knife slot texture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100248877A CN101811421B (en) | 2009-02-19 | 2009-02-19 | Tread structure with knife slot texture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101811421A CN101811421A (en) | 2010-08-25 |
| CN101811421B true CN101811421B (en) | 2012-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100248877A Active CN101811421B (en) | 2009-02-19 | 2009-02-19 | Tread structure with knife slot texture |
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| Country | Link |
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| CN (1) | CN101811421B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2798598C1 (en) * | 2023-01-30 | 2023-06-23 | Публичное акционерное общество "Нижнекамскшина" | Tire tread and vulcanizing plate to form a 3d slit in the tire tread block |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6933119B2 (en) * | 2017-12-13 | 2021-09-08 | 住友ゴム工業株式会社 | tire |
| JP7199311B2 (en) * | 2019-06-19 | 2023-01-05 | 株式会社ブリヂストン | pneumatic tire |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1860041A (en) * | 2003-09-29 | 2006-11-08 | 横滨橡胶株式会社 | Pneumatic tire |
| CN100369763C (en) * | 2003-12-03 | 2008-02-20 | 住友橡胶工业株式会社 | Pneumatic tire |
| CN201371712Y (en) * | 2009-02-19 | 2009-12-30 | 正新橡胶（中国）有限公司 | Tire tread structure with cutter groove grain |
-
2009
- 2009-02-19 CN CN2009100248877A patent/CN101811421B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1860041A (en) * | 2003-09-29 | 2006-11-08 | 横滨橡胶株式会社 | Pneumatic tire |
| CN100369763C (en) * | 2003-12-03 | 2008-02-20 | 住友橡胶工业株式会社 | Pneumatic tire |
| CN201371712Y (en) * | 2009-02-19 | 2009-12-30 | 正新橡胶（中国）有限公司 | Tire tread structure with cutter groove grain |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2007-186053A 2007.07.26 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2798598C1 (en) * | 2023-01-30 | 2023-06-23 | Публичное акционерное общество "Нижнекамскшина" | Tire tread and vulcanizing plate to form a 3d slit in the tire tread block |
| RU2798594C1 (en) * | 2023-01-30 | 2023-06-23 | Публичное акционерное общество "Нижнекамскшина" | Tire tread and vulcanizing plate to form a 3d slit in the tire tread block |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101811421A (en) | 2010-08-25 |
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