CN104708741B - Tire-mold - Google Patents
Tire-mold Download PDFInfo
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- CN104708741B CN104708741B CN201510132060.3A CN201510132060A CN104708741B CN 104708741 B CN104708741 B CN 104708741B CN 201510132060 A CN201510132060 A CN 201510132060A CN 104708741 B CN104708741 B CN 104708741B
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- tire
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Abstract
The invention discloses a kind of tire-mold, belong to technical field of mold, it includes forming some segments of tyre tread during matched moulds, some segment annular arrays are set, the periphery of the segment is provided with the shell for being used for fixing the segment, the segment is radially divided into several pitch units that circumferential position can be exchanged arbitrarily, the corresponding different pitch units of the tyre tread of different pitches, the present invention can arbitrarily exchange the pitch of the position change tyre tread of pitch units, obtain optimal tyre tread joint slope, reduce exploitation, test the die cost input by new tyre, it is widely used in tire-mold production.
Description
Technical field
The present invention relates to technical field of mold, more particularly to a kind of tire-mold.
Background technology
Whether tyre tread is not only the whether beautiful determinant of tire appearance, and be more related to and can give full play to
The performances such as traction, braking, turning, draining and the noise of tire, it is mainly made up of groove, flower muscle, with tyre industry
Development, the tyre tread of each tire production manufacturer production is different, therefore tyre tread species is various.During tire design,
The joint slope of tyre tread be it is random, can be with permutation and combination into number of types of decorative pattern with the conversion of pitch, pitch is
The minimum sector element for being capable of repeated arrangement corresponding to flower muscle or groove, in tire-mold, single section in tyre tread
It is referred to as pitch units away from corresponding sector element.And the corresponding tyre performance of different types of decorative pattern is also far from each other, works as wheel
When tire decorative pattern is made up of different pitches, wherein needing to find out optimal joint slope to ensure to produce optimal tyre performance.Will
This purpose is reached, there can be very big shortcoming or deficiency only according to Theoretical Design, therefore, in addition to necessary CAD Computer Aided Designs,
With greater need for the experiment test for vulcanizing the various indexs of tire progress for different joint slopes, and this is accomplished by many specifications (species)
Mould is put into, and after the completion of test, except the scheme chosen, remaining does not have any application value, causes high cost
Input and huge waste.
Therefore, a kind of new tire-mold is developed, changes traditional structure type, for the exploitation of the new decorative pattern of tire, no
But with urgent researching value, it may have good economic benefit and commercial application potentiality, this exactly present invention is accomplished
Power where and basis.
The content of the invention
In order to realize the New function of tire-mold as indicated above, the present inventor has made intensive studies to this, is paying
Go out after a large amount of creative works, so as to complete the present invention.
Specifically, the technical problems to be solved by the invention are：A kind of tire-mold is provided, pitch can be arbitrarily exchanged
The position of unit changes the pitch of tyre tread, obtains optimal tyre tread joint slope, reduces exploitation, test new tyre institute
The die cost of input.
In order to solve the above technical problems, the technical scheme is that：A kind of tire-mold, the tire-mold bag are provided
Some segments of tyre tread are formed when including matched moulds, some segment annular arrays are set, the periphery of the segment
Provided with the shell for fixing the segment, it is some that the segment is radially divided into that circumferential position can exchange arbitrarily
Individual pitch units, the corresponding different pitch units of tyre tread of different pitches.
In the tire-mold of the present invention, as an improvement, it is equipped with circumferentially extending on every pitch units
Locating slot, locating piece is provided with the locating slot for the pitch units for constituting the segment, positioned at the segment head end and tail
The pitch units at end connect the locating piece by the first fastener.
In the tire-mold of the present invention, as a further improvement, positioned at the segment head end and tail end
Briquetting is mounted in the end face outside of pitch units, first fastener is through the briquetting and forces in the briquetting
On.
In the tire-mold of the present invention, as a further improvement, the shell passes through the second fastener and institute
State locating piece connection.
In the tire-mold of the present invention, improved as another, be equipped with and radially prolong on every pitch units
The radial direction exhaust passage stretched.
In the tire-mold of the present invention, as a further improvement, per the pitch units close to the shell
Surface on be equipped with the circumferential exhaust passage of circumferentially extending, the circumferential exhaust passage is connected with radial direction exhaust passage.
In the tire-mold of the present invention, improved as another, the shell includes the master that annular array is set
Housing, two end faces of the main casing are equipped with the screw for installing compensation housing, and the compensation housing is sector structure
And axisymmetrical is set.
In the tire-mold of the present invention, as a further improvement, it is all provided with the main casing and compensation housing
There is the keyway for installing positioning key.
In the tire-mold of the present invention, as a further improvement, the compensation housing includes the first compensation shell
Body and second compensation housing, it is described first compensation housing to central angle with second compensate housing to central angle angle
It is different.
Employ after above-mentioned technical proposal, the beneficial effects of the invention are as follows：
(1) because segment is radially divided into the pitch units that some circumferential positions can be exchanged arbitrarily, different pitches
The different pitch units of tyre tread correspondence, the position that can arbitrarily exchange pitch units changes the pitch of tyre tread, group
The tyre tread of a variety of different pitches is closed out, therefore, just can vulcanize the sample for a variety of tyre treads using a set of tire-mold
Tire, thus greatly reduce exploitation, test new tyre input by die cost.
(2) using effect of tire-mold is not influenceed after there is interchangeability feature, and displacement due to pitch units, so
The different joint slope tires of identical decorative pattern code name can be substantially reduced manufactures cost, has been also convenient for the selection of tire designer.
(3) because shell includes main casing and compensation housing, after pitch is changed, it can be changed by increasing and decreasing compensation housing
Become the central angle of shell, to adapt to the change of segment, meet the fixation of the segment of different central angles, enter without influenceing tire
The performance of mould main casing, main casing remains able to assemble common die, the vulcanization for common die.
(4) application of the present invention is wide, and All-steel tire, half steel tire and bias tire etc. can manufacture the pitch of the present invention
Unit exchanges mode composite test, reaches that pitch exchanges best of breed, the optimum efficiency brought to tyre tread actual use.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is the section view enlarged diagram of A-A in Fig. 1；
Fig. 3 is the annexation schematic diagram of segment and shell in the embodiment of the present invention；
Fig. 4 is the structural representation of pitch units in the embodiment of the present invention；
Fig. 5 is a kind of structural representation of housing combination in the embodiment of the present invention；
Wherein, in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, each number designation refers to following concrete meaning, element respectively
And/or part.
In figure：1st, segment, 101, A pitch units, 102, B pitch units, 103, C pitch units, 104, D pitch lists
Member, 105, E pitch units, 106, locating slot, 107, radial direction exhaust passage, 108, circumferential exhaust passage, 2, shell, 201, main casing
Body, the 202, first compensation housing, the 203, second compensation housing, 204, screw, 205, positioning key, 3, locating piece, the 4, first fastening
Part, the 5, second fastener, 6, briquetting.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.But the purposes and mesh of these exemplary embodiments
Only be used for enumerate the present invention, not to the present invention real protection scope constitute it is any type of it is any limit, it is more non-will this
The protection domain of invention is confined to this.
It is jointly shown with Fig. 3 as shown in Figure 1, Figure 2, a kind of tire-mold provided by the present invention, including tire is formed during matched moulds
Some segments 1 of decorative pattern, some annular arrays of segment 1 are set, and the periphery of segment 1 is provided with for fixed fan body 1
Shell 2, in activating mold, shell 2 and segment 1 are correspondingly arranged, that is, every piece of segment 1 corresponds to one piece of shell
2, segment 1 is radially divided into several pitch units that circumferential position can be exchanged arbitrarily, the segmentation pitch units of segment 1
When, the shape of cut-off rule is not unique, can be divided according to the distribution situation of the groove, flower muscle and steel disc of tyre tread, can
It can be straight divisional plane, it is also possible to bent divisional plane, it is also possible to irregular divisional plane, be not limited thereto, the wheel of different pitches
The different pitch units of tire decorative pattern correspondence, during tire design, tyre tread joint slope is random, for example, tyre tread one
Have the pitch units of five kinds of different central angles, respectively A pitch units 101, B pitch units 102, C pitch units 103, D sections
Away from unit 104 and E pitch units 105, every kind of pitch units have identical several, then the composition of segment 1 can be A
Pitch units 101, B pitch units 102, C pitch units 103, D pitch units 104 and E pitch units 105 are arranged in order, and also may be used
To be A pitch units 101, B pitch units 102, C pitch units 103, D pitch units 104 and E pitch units 105 according to another
Order is arranged in order, certainly, and also a kind of composition of segment 1 can be A pitch units 101, A pitch units 101, C pitches
Unit 103 and E pitch units 105 are arranged in order, or A pitch units 101, C pitch units 103, B pitch units 102,
D pitch units 104, E pitch units 105 and B pitch units 102 are arranged in order etc., and a variety of sections can be gone out with random alignment
Away from decorative pattern combination, differ a citing herein, and complete tyre tread is formed during the pitch units matched moulds of all segments 1.
The locating slot 106 of circumferentially extending is equipped with per pitch units, the locating slot of the pitch units of segment 1 is constituted
Locating piece 3 is provided with 106, locating piece 3 is also sector structure, and the cross sectional shape of locating piece 3 is using T-shaped or wedge shape or dovetail
Shape, the pitch units positioned at the head end of segment 1 and tail end connect locating piece 3, first fastener 4 by the first fastener 4
Trip bolt is generally selected, the definition of head end and tail end is：A direction is selected on circumferencial direction and is used as positive direction, the positive direction
Initiating terminal be head end, the sensing end of the positive direction is tail end, positioned at the head end of segment 1 and the outboard end of the pitch units of tail end
Briquetting 6 is mounted on face, the first fastener 4 is through briquetting 6 and forces on briquetting 6.Shell 2 by the second fastener 5 with
Locating piece 3 is connected, and second fastener 5 generally selects stretching screw, and locating piece 3 is provided with screwed hole, and shell 2 is provided with countersunk head
Shell 2 and segment 1 are fixed together by mounting hole, stretching screw by locating piece 3.
The pitch units of the present invention are adapted to pore-free tire mould, can also adapt to stomata tire-mold.When
Have on stomata tire-mold in use, as shown in figure 4, per being equipped with the radial direction exhaust passage 107 radially extended on pitch units,
Steam vent or be arranged on pitch units end face that radial direction exhaust passage 107 can be provided on pitch units
Air discharge duct, the circumferential exhaust passage 108 of circumferentially extending is equipped with per pitch units on the surface of shell 2, and circumferential exhaust is logical
Road 108 is usually bathtub construction, and circumferential exhaust passage 108 is connected with radial direction exhaust passage 107, substantially increases venting quality
Energy.
The present invention also has an important improvement, is exactly the group after pitch units of different pitches change ordering
Into the size of segment 1 change, segment angle it is not of uniform size, cause shell 2 can not adapt to the installation of segment 1.
How to make shell 2 adapt to segment 1 change, inventor done in-depth study and experiment after, employ a kind of highly versatile,
The adjustable scheme of installation dimension, is specifically described as follows：
As shown in figure 5, shell 2 includes the main casing 201 that annular array is set, main casing 201 is sector structure and axis
It is symmetrical arranged, two end faces of main casing 201 are equipped with the screw for installing compensation housing, corresponding, compensation housing
Two end faces are equipped with counter sink, and compensation housing is sector structure and axisymmetrical is set, and compensation housing can be set as needed
Some pieces are put, is connected between main casing 201 and compensation housing by screw 204, the stress main body that shell 2 is connected with segment 1
For main casing 201, therefore, the second fastener 5 is arranged on main casing 201 and locating piece 3.In order to ensure the integraty of shell 2,
It is equipped with keyway for installing positioning key 205 on main casing 201 and compensation housing, quantity and position as positioning key 205,
Those skilled in the art can will not be repeated here according to professional knowledge sets itself.According to the size need of segment after change 1
Will, main casing 201 can be only used, the block compensation housing of main casing 201 plus one can also be used, compensation housing can be added in main casing
The left side of body 201, can also be added in the right side of main casing 201, can also many block compensation housings be added in homonymy.
In order to adapt to more kinds of segments 1, compensation housing includes the first compensation compensation housing 203 of housing 202 and second, the
One compensation housing 202 to central angle with second compensate housing 203 to central angle angle it is different, in main casing 201
The left and right sides be respectively mounted the first compensation housing 202 or the second compensation housing 203, the outer of more kinds of central angles can be obtained
Shell 2.
Conceive more than, the combination of a variety of shells 2 can be obtained, such as central angle of main casing 201 is X °, first
The central angle for compensating housing 202 is Y °, and the central angle of the second compensation housing 203 is Z °, and the first compensation housing 202 and second is compensated
Housing 203 be respectively provided with it is some, first compensation housing 202 and second compensation housing 203 and main casing 201 between can arbitrarily install,
The i.e. first compensation compensation of housing 202 and second housing 203 can be arranged on any side or the homonymy of main casing 201, and can install
Multiple first compensation housings 202, multiple second compensation housings 203, quantity can be set according to actual conditions, therefore, it is possible to combine
Go out the shell 2 of the different central angles of N kinds, to meet the segment 1 of different central angles, following table is refer in detail.
In view of conceiving above, a variety of compensation housings also can be set according to actual conditions, such as the 3rd compensation housing, the 4th compensation
Housing ... ..., this case only by two kinds compensate housing exemplified by (two kinds i.e. it is convertible go out N kinds combination, cover almost all of feelings
Condition).
The central scope of the present invention is the joint slope for changing tyre tread by arbitrarily exchanging the position of pitch units, phase
Answer, after the size of segment 1 changes, the size of shell 2 for installing segment 1 is also accordingly adjusted, so as to reduce out
Die cost input by hair, test new tyre, can adapt to, in two halves mould, be specially adapted to activating mold, does not make to have herein
Body is limited.
When the present invention is implemented, vulcanize and after a kind of tire for decorative pattern arrangement that tire designer is specified, change pitch units
Arrangement, then vulcanize the tire for another decorative pattern arrangement that tire designer specifies, usual tire designer can select several
The tire of decorative pattern arrangement is tested as sample tire, finally determines design, then puts into batch production, and the present invention drops significantly
The low Productive statistics of tire development, shorten the R＆D cycle.
It should be appreciated that the purposes of these embodiments is merely to illustrate the present invention and is not intended to limitation protection model of the invention
Enclose.In addition, it will also be appreciated that after the technology contents of the present invention have been read, those skilled in the art can do respectively to the present invention
Change, modification and/or variation are planted, all these equivalent form of values equally fall within the guarantor that the application appended claims are limited
Within the scope of shield.
Claims (9)
1. tire-mold, including some segments of tyre tread are formed during matched moulds, some segment annular arrays are set,
The periphery of the segment is provided with the shell for being used for fixing the segment, it is characterised in that：The segment is radially split
Several pitch units that can be arbitrarily exchanged for circumferential position, the corresponding different pitch units of tyre tread of different pitches.
2. tire-mold as claimed in claim 1, it is characterised in that：Determining for circumferentially extending is equipped with per the pitch units
Locating piece is provided with position groove, the locating slot for the pitch units for constituting the segment, positioned at the segment head end and tail end
Pitch units connect the locating piece by the first fastener.
3. tire-mold as claimed in claim 2, it is characterised in that：Positioned at the segment head end and the pitch units of tail end
End face outside on be mounted on briquetting, first fastener is through the briquetting and forces on the briquetting.
4. tire-mold as claimed in claim 2, it is characterised in that：The shell passes through the second fastener and the locating piece
Connection.
5. tire-mold as claimed in claim 1, it is characterised in that：The footpath radially extended is equipped with per the pitch units
To exhaust passage.
6. tire-mold as claimed in claim 5, it is characterised in that：Per the pitch units on the surface of the shell
The circumferential exhaust passage of circumferentially extending is equipped with, the circumferential exhaust passage is connected with radial direction exhaust passage.
7. the tire-mold as described in any one of claim 1 to 6 claim, it is characterised in that：The shell includes annular
The main casing that array is set, two end faces of the main casing are equipped with the screw for installing compensation housing, the compensation shell
Body is sector structure and axisymmetrical is set.
8. tire-mold as claimed in claim 7, it is characterised in that：It is equipped with the main casing and compensation housing for pacifying
Fill the keyway of positioning key.
9. tire-mold as claimed in claim 8, it is characterised in that：The compensation housing includes the first compensation housing and second
Compensate housing, it is described first compensation housing to central angle with second compensate housing to central angle angle it is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510132060.3A CN104708741B (en) | 2015-03-25 | 2015-03-25 | Tire-mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510132060.3A CN104708741B (en) | 2015-03-25 | 2015-03-25 | Tire-mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104708741A CN104708741A (en) | 2015-06-17 |
| CN104708741B true CN104708741B (en) | 2017-10-03 |
Family
ID=53408718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510132060.3A Active CN104708741B (en) | 2015-03-25 | 2015-03-25 | Tire-mold |
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| Country | Link |
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| CN (1) | CN104708741B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018062507A2 (en) * | 2016-09-29 | 2018-04-05 | Compagnie Generale Des Etablissements Michelin | Molding element for manufacturing a noise reducing tread |
| CN108099235B (en) * | 2017-12-29 | 2020-07-07 | 山东豪迈机械科技股份有限公司 | Tire mold side plate and tire mold |
| CN109871632B (en) * | 2019-03-01 | 2023-06-16 | 万力轮胎股份有限公司 | Method, device, system and equipment for automatically generating tread pattern pitch |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1240295B (en) * | 1990-04-13 | 1993-12-07 | Pirelli | MOLD AND METHOD FOR THE VULCANIZATION OF TIRES AND METHOD FOR MANUFACTURING MOLDS |
| FR2712229A1 (en) * | 1993-11-12 | 1995-05-19 | Sedepro | Tire mold, and tire molding method. |
| JP2006247921A (en) * | 2005-03-09 | 2006-09-21 | Yokohama Rubber Co Ltd:The | Tire mold and pneumatic tire manufactured by tire mold |
| JP5515873B2 (en) * | 2010-03-05 | 2014-06-11 | 横浜ゴム株式会社 | Pneumatic tire and tire mold |
| CN103547422B (en) * | 2011-07-27 | 2016-09-07 | 不二商事株式会社 | Tire curing metal mold and the method manufacturing tire with this tire curing metal mold |
| CN204487903U (en) * | 2015-03-25 | 2015-07-22 | 山东豪迈机械科技股份有限公司 | Tire-mold |
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2015
- 2015-03-25 CN CN201510132060.3A patent/CN104708741B/en active Active
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| CN104708741A (en) | 2015-06-17 |
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