CN104226549B - The manufacture method of identification line painting device and pneumatic tire - Google Patents
The manufacture method of identification line painting device and pneumatic tire Download PDFInfo
- Publication number
- CN104226549B CN104226549B CN201410138166.XA CN201410138166A CN104226549B CN 104226549 B CN104226549 B CN 104226549B CN 201410138166 A CN201410138166 A CN 201410138166A CN 104226549 B CN104226549 B CN 104226549B
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- Prior art keywords
- identification line
- coating
- green tire
- tire
- line
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- Coating Apparatus (AREA)
Abstract
The present invention provides the identification line painting device of manufacture and the manufacture method of pneumatic tire that will not be produced sinuous or bending of identification line etc. because bad with the Qian He of wheel rim when manufactured tire sets identification line using winding method and give full play to the advantages of can just enabling winding method without broad setting place and additional process and then be more effectively carried out tire.The present invention is that the identification line coating unit of identification line is coated to the tread surface using winding method and manufactured green tire, and identification line painting device possesses:Ring is transmitted, which is configured with keeping the green tire and the peripheral part of the rotating calibrator of the green tire is separated defined distance;Line coating unit, the line coating unit are held in the inner circumferential side of the transmission ring, identification line are formed to the tread surface coating coating of the rotating green tire;And ring mobile unit is transmitted, which makes the transmission ring be moved along the width of the green tire.
Description
Technical field
The manufacturer of pneumatic tire the present invention relates to identification line painting device and using the identification line painting device
Method.
Background technology
In recent years, the manufacture method as tire, following methods are widely adopted:By the narrow rubber strip of width(Rubber strip)
It is wound as helical form and forms the rubber section such as tread rubber material to manufacture green tire(Unvulcanized tire)Winding method.
When being manufactured to such tire, it is however generally that, laterally bank up wait in the case of, in order to easily to take turns
Size and species of tire etc. are identified and carry out the circumferentially disposed identification line in the tread surface of green tire, in above-mentioned winding method
In, tyre surface is formed due to being wound as helical form, therefore, it is difficult to which the coating of line is identified when manufacturing green tire, but is being vulcanized
The tire coating identification line finished(For example, patent document 1).
Patent document 1:Japanese Unexamined Patent Publication 2007-83511 publications.
However, in order to which the tread surface of the tire finished in vulcanization forms identification line, then need to make bead part be embedded in wheel
Rim simultaneously fixes tire, then by making tire rotation form identification line to coat coating, therefore can not avoid producing such as
Lower variety of problems, so that require the manufacture method of more effective tire.
Specifically, the center of wheel rim and the center of tire is being caused to be misfitted because the Qian He of wheel rim and bead part is bad
In the case of, it is possible to make the bead part of the rotating tire for vulcanizing and finishing damaged.It is if also, chimeric with bead part not in wheel rim
Coating is coated in the state of good, can produce identification line wriggle or bending etc., it is therefore desirable to formation to identification line into
Row is corrected.Particularly, low flat tire is more difficult to be embedded in wheel rim than high flat tire, therefore can occur mostly such to knowing
The amendment that other line is formed.
In addition, such identification line coating process is set to the dedicated identification line coating process after vulcanization process, because
This can not avoiding device maximization, and need correspondingly to ensure the setting place of sufficient broadness.But this additional process
And broad setting place also becomes obstruction winding rubber strip and sequentially forms rubber section material and be laminated and can realized small
The principal element of the advantages of winding method of type.
In addition, in order to which the tire after vulcanization forms identification line, do not have in addition to coating coating using spray gun
Other methods.But pigment blocking easily occurs for spray gun, as a result, there are the problem of pigment cost increase.
The content of the invention
Therefore, problem of the invention is to provide one kind when using winding method and manufactured tire setting identification line not
Can be produced because bad with Qian He of wheel rim identification line wriggle or bending and without broadness setting place and additional process just
The advantages of can enabling winding method give full play to so that be more effectively carried out the identification line painting device of the manufacture of tire with
And the manufacture method of pneumatic tire.
Invention described in technical solution 1 is one kind by the way that rubber strip is wound as helical form and is laminated and manufactured
The tread surface of green tire forms the identification line painting device of identification line, it is characterised in that the identification line painting device possesses:
Ring is transmitted, the transmission ring is with keeping the green tire and separating the peripheral part of the rotating calibrator of the green tire defined
Distance is configured;
Line coating unit, which is held in the inner circumferential side of the transmission ring, to the rotating green tire
Tread surface coats coating to form identification line;And
Ring mobile unit is transmitted, which makes the transmission ring be moved along the width of the green tire.
Invention described in technical solution 2, on the basis of the identification line painting device described in technical solution 1, its feature exists
In,
The coating is dry, cured rapid-drying properties coating within 90 seconds after application.
Invention described in technical solution 3, on the basis of the identification line painting device described in technical solution 1 or 2, its feature
It is,
The coating speed of the coating is 3~30m/min.
Invention described in technical solution 4, identification line painting device described in any one in technical solution 1 to 3
On the basis of, it is characterised in that
The line coating unit is gun type or the line coating unit for coating roll shape.
Invention described in technical solution 5, on the basis of the identification line painting device described in technical solution 4, its feature exists
In,
The line coating unit is the line coating unit for coating roll shape,
The slot form of the applicator roll of the line coating unit of the coating roll shape is V-shaped, appointing in trapezoidal and block shape
Meaning is a kind of.
Invention described in technical solution 6 is a kind of manufacture method of pneumatic tire, spiral by the way that rubber strip is wound as
Shape is simultaneously laminated and the tread surface of manufactured green tire formation identification line, to manufacture pneumatic tire, the system of the pneumatic tire
The method of making is characterized in that possessing:
Green tire forming process, will while the bead part of the green tire is held in calibrator and makes the green tire rotation
The tyre surface of the green tire is crimped with carcass, is circlewise defined shape into shape to make the green tire expansion;And
Identification line formation process, the identification line application dress described in any one in usage right requirement 1 to claim 5
Put, carry out the tread surface coating coating of the rotating green tire in the state for being held in the calibrator and form identification
Line.
In accordance with the invention it is possible to provide it is a kind of using winding method and manufactured tire identification line is set when will not because with
Wheel rim chimeric bad and produce wriggling or bending and can just making without broad setting place and additional process for identification line
The advantages of winding method, is able to give full play to and then is more effectively carried out identification line painting device and the inflation of the manufacture of tire
The manufacture method of tire.
Brief description of the drawings
Fig. 1 is the main view of the major part of the manufacture device for the pneumatic tire for schematically illustrating an embodiment of the invention
Figure and side view.
Fig. 2 is the stereogram for the part for showing the identification line painting device involved by an embodiment of the invention.
Fig. 3 is a part for the applicator roll for showing the identification line painting device involved by an embodiment of the invention
Side view.
Fig. 4 is the front view for the manufacture method for schematically illustrating the pneumatic tire involved by an embodiment of the invention.
Fig. 5 is the main view for the manufacture method for schematically illustrating the pneumatic tire involved by other embodiments of the present invention
Figure.
Fig. 6 is the figure for the coating position for showing the identification line involved by other embodiments of the present invention.
Description of reference numerals
1:Identification line painting device;2:Calibrator;11:Transmit ring;12:Line coating unit;12a:Main part;12b:Coating
Roller;12c:Coating receiving division;21:Sizing axis;22:Shaping air bag;23:Tread roller;B:Bead part;B1:The tire of formation
Pattern block;CL:The center of tyre surface;G:Greenness identification line;R:Red identification line;T:Green tire;TR:Tyre surface.
Embodiment
Hereinafter, based on embodiment of the present invention and it is described with reference to the accompanying drawings.
1. the manufacture device of pneumatic tire
Fig. 1 is the major part figure of the manufacture device for the pneumatic tire for schematically illustrating present embodiment,(a)For front view,
(b)For side view.As shown in Figure 1, the manufacture device of the pneumatic tire of present embodiment possesses identification line painting device 1 and determines
Type device 2.T is green tire, and B is the bead part of green tire.
(a)Calibrator
As shown in Figure 1, calibrator 2 possesses sizing axis 21, shaping air bag 22 and tread roller 23, it is also equipped with addition
Main part and bead lock portion (not shown).
Main part as shown in Figure 1 keeps the manufactured green tire T using winding method.Bead lock portion is arranged on main body
The left and right sides in portion, as shown in Figure 1 fixes bead part B(Locking).Sizing axis 21 rotates main part.Shaping air bag 22, with
The rotation of sizing axis 21 accordingly rotates main part, by the sidewall for being expanded into cricoid green tire T to clamp the shape of tyre bead B
State carries out anti-package.The tread surface of rotating green tire T is pressed and is crimped on carcass by tread roller 23.In addition, tread
Roller 23 leaves green tire T and standby in defined position in addition to when being crimped.
(b)Identification line painting device
As shown in Figure 1, identification line painting device 1 possesses transmission ring(TRF)11 and line coating unit 12, it is also equipped with addition
Paint feeding device (not shown) and transmission ring mobile unit.
Transmit ring(TRF)11 with keeping green tire T and the peripheral part of the main part of the rotating calibrators 2 of green tire T is separated rule
Fixed distance is configured, and is configured to move along the width of green tire.
Line coating unit 12 is held in the inner circumferential side for transmitting ring 11, and coating is coated on to the tyre surface table of rotating green tire T
Face forms identification line.
Paint feeding device supplies coating to line coating unit 12.
Transmitting ring mobile unit moves the width of transmission ring 11 along green tire T and transmission ring 11 is parked in identification line
Forming position, and transmission ring 11 is moved to position of readiness after identification line is formed.
(c)Line coating unit
Line coating unit 12 possesses main part 12a and is held in the applicator roll 12b of main part 12a, by will be from coating
Feedway forms identification line to tread surface of the coating that applicator roll 12b is supplied coated on green tire T.In addition, in Fig. 1,
Although line coating unit 12 is only configured to one, multiple line coating units 12 can also be configured as described below.It is more by configuring
A line coating unit 12 can form a plurality of identification line with polychrome.
Fig. 2 is the stereogram for the part for showing the identification line painting device involved by an embodiment of the invention,
Line coating unit is nearby amplified expression by it.The main part 12a of line coating unit utilizes painting of the coating force feed outside Guan Yutu
Expect that feedway links.Green tire T is by being kept bead part B(Locking)In calibrator main part and using the center of tire as
Pivot is rotated towards the direction of arrow.
Also, it is moved to the applicator roll 12b of the line coating unit of the assigned position of the width of green tire T(With reference to Fig. 1),
Contact green tire T and rotate, coating is supplied in tread surface via applicator roll 12b, so that in the tread surface of rotating green tire T
Be upwardly formed identification line in week.In addition, it is equipped with coating receiving division 12c in lower section.
(d)Applicator roll
Fig. 3 is a part for the applicator roll for showing the identification line painting device involved by an embodiment of the invention
Side view, by the way that the outer circumferential surface of applicator roll 12b is formed as(a)V-shaped,(b)It is trapezoidal or(c)The slot form of block shape so that
Coating more reliably can stably be supplied to the surface of tyre surface.In addition, the diameter of applicator roll 12b, gullet depth and tooth
Away from can suitably be set according to the physical property of the coating such as viscosity, the curvature of tread surface and shape etc..The block shape of tooth depth,
Due to coating thickness(Width)Change it is big, therefore the bad order of line.Therefore compared to block shape preferably using V-shaped or ladder
Shape.
The bad order for the line that above-mentioned piece of shape is formed, even if but V-shaped or trapezoidal there is high viscosity, low viscosity in coating
In the case of will not occur to interrupt or the blocking from paint feeding device etc., and can be by ink with fixed thickness(Width)
Stably it is coated.
In addition, above-mentioned middle conduct line coating unit is illustrated applicator roll, but paint sprayer etc. can also be used.
But for gun shaped, it is possible to blocked with pigment can occur as spray gun, therefore preferably using applicator roll.
2. the manufacture method of pneumatic tire
Next, the manufacture method of the pneumatic tire involved by present embodiment is illustrated.
Fig. 4 is the front view for the manufacture method for schematically illustrating the pneumatic tire involved by present embodiment, it illustrates
The forming step of green tire in the case of a red identification line is formed.
First, such as Fig. 4(a)It is shown, will be by rubber strip(Rubber strip)It is wound as helical form and is laminated(Around band side
Method)To form the bead part B of the green tire T of tyre surface, the bead lock portion of calibrator main part is fixed on.
Next, rotate the green tire T for being fixed on calibrator main body by rotating sizing axis 21.At this time, using tyre surface
Press bonding roller 23 presses tyre surface, so that tyre surface be crimped with carcass.
At the end of the crimping of tyre surface and carcass, then such as Fig. 4(b)It is shown, tread roller 23 is left from green tire T.Its
In, make green tire T continue to keep rotation.
Next, such as Fig. 4(c)It is shown, make transmission ring(TRF)11 are moved to identification line coating position, make to supply from coating
Device is supplied to the applicator roll 12b of encrimson(With reference to Fig. 1)Contact and rotated with tread surface.Thus, rotating
The surface of green tire T forms a red identification line R.
As coating, preferably using quick-acting coating, it specifically, will be dried within preferably after application 90 seconds, is solid
The coating of the rapid-drying properties of change.In addition, 3~30m/min of the superficial velocity of green tire is preferably as coating speed.
At the end of the formation of identification line R, applicator roll 12b is left tread surface, and be moved to transmission ring 11 and treat
Put seat in the plane(Fig. 4(d)).
Afterwards, such as Fig. 4(e)It is shown, by shaping air bag 22 in a manner of clamping bead part B by the tire sidewall of green tire T
Portion's anti-package, completes the manufacture to the green tire with identification line.
Fig. 5 is the front view for the manufacture method for schematically illustrating the pneumatic tire involved by other embodiments, it shows
Form two identification lines(Red identification line R and greenness identification line G)Green tire forming step.In addition, in this implementation
In mode, except shown in Fig. 4(c)Process in addition is same as described above, illustrate only Fig. 4's in Fig. 5(c)And(d)Work
Sequence.
Such as Fig. 5(c-1)It is shown, in the present embodiment, in the transmission ring 11 of the painting device of identification line, red is installed
Identification line is formed to be formed with two line coating units 12R, 12G with greenness identification line.
For completing tyre surface and the green tire crimped of carcass, such as Fig. 5(c-1)It is shown, first, make transmission ring(TRF)11 move
Move to initial identification line and coat position(The forming position of red line R), red identification line R is formed as described above.
At the end of the formation of red identification line R, such as Fig. 5(c-2)It is shown, make transmission ring(TRF)11 be moved to it is next
Identification line coats position(The forming position of green line G), it is identically formed greenness identification line G.
At the end of the formation of greenness identification line G, transmission ring 11 is set to be moved to position of readiness(Fig. 5(d)).
Fig. 6 is the figure of identification line coating position when showing above-mentioned 2 identification lines of formation.In addition, in figure 6, dotted line table
Show the tyre tread shape formed of the tyre surface TR after vulcanization, longitudinal chain-dotted line(CL)Represent the center of tyre surface TR,
In addition longitudinal chain-dotted line represents the stop position of line coating unit 12R and line coating unit 12G, red identification line R with
And greenness identification line G this two identification lines, by sizing and a pattern block being formed in tread surface(The tire flower of formation
Line block)The upper staggered positions of Bl and formed.
In addition, the situation of two identification lines of situation and formation to forming an identification line is said in above-mentioned
It is bright, but the present invention is not limited to this, three lines identified above can also be formed.
3. the effect of present embodiment
In the present embodiment, effect as described below is obtained.
(1)When forming identification line, it is not necessary to the green tire of formation is temporarily removed from calibrator and is kept again, but
Kept by tyre bead(Locking)Identification line is formed in the green tire of the state of calibrator, therefore will not be occurred chimeric bad.
As a result, sinuous or curved identification line will not be formed, so as to provide the tire for improving exterior quality.
(2)It is different from the situation that identification line is formed after vulcanization process, without setting large-scale dedicated identification line coating
Process, therefore can give full play to and rubber strip is wound and sequentially forms rubber components and can caused by being laminated
The advantages of realizing winding method as miniaturization.
In the past, the coating of identification line is difficult to when manufacturing green tire using winding method, but according to the present invention, by right
The coating that line is identified in the process that the tyre bead of green tire is kept is assembled with, so as to be readily formed when manufacturing green tire
Identification line.
Embodiment
Hereinafter, the present invention is more specifically illustrated based on embodiment.
1. the formation of identification line
(Embodiment)
Tire size:A size ... 235/35R19B size ... 245/45R19C sizes ... 245/50R19
The formation of identification line:Using the forming method of the identification line described in the embodiment, respectively in above-mentioned A rulers
The tire of very little, B sizes and C sizes forms 1~2 of 100 bluenesss, red and green(It is different according to tire)
The identification line of combination.
Applicator roll:Slot form ... V-shaped
Coating speed:Surface of tyre speed ... 20m/min
Coating:Quick-acting coating
(Comparative example)
Using size identical with embodiment, identical bar number tire as object, after curing using spray gun formed and embodiment
Identification line homochromy, with bar number.
2. evaluation method, evaluation result
(Embodiment, comparative example)
Checked by the completion result estimated to identification line, coated with identification line(Again identification line is marked)Correct hair
Raw number is evaluated.
Evaluation result is as shown in table 1.Wherein, evaluation is proceeded as follows in table 1:Correct the feelings that frequency is 0%
Condition is " excellent ", and the situation that less than 3% is in more than 0% is " good ", and the situation more than 3% and less than 5% is "available", and more than 5% is
" can not ".
Table 1
A sizes | B sizes | C sizes | |
Embodiment | It is excellent | It is excellent | It is excellent |
Comparative example | Can not | It is good | It is good |
It is able to confirm that according to table 1:Embodiment is not only for the A sized tyres as low flat tire, for arbitrary dimension
The coating of tire its identification line to correct frequency be 0%, can significantly suppress modified generation.
More than, based on embodiment, the present invention is described, but the present invention is not limited to above-mentioned embodiment.
In the scope identical and impartial with the present invention, various changes can be implemented to the above embodiment.
Claims (4)
- A kind of 1. identification line painting device, by the way that rubber strip is wound as helical form and is laminated and the tire of manufactured green tire Face surface forms identification line, it is characterised in thatThe identification line painting device possesses:Ring is transmitted, the transmission ring is with keeping the green tire and the peripheral part of the rotating calibrator of the green tire is separated defined distance It is configured;Line coating unit, which is held in the inner circumferential side of the transmission ring, to the tyre surface of the rotating green tire Surface coating paint forms identification line;AndRing mobile unit is transmitted, which makes the transmission ring be moved along the width of the green tire,The line coating unit is the line coating unit for coating roll shape,Shape of the teeth groove of the applicator roll of the line coating unit of the coating roll shape in the section orthogonal with the axial direction of the applicator roll Shape is V-shaped, any one in trapezoidal and block shape.
- 2. identification line painting device according to claim 1, it is characterised in thatThe coating is dry, cured rapid-drying properties coating within 90 seconds after application.
- 3. identification line painting device according to claim 1 or 2, it is characterised in thatThe coating speed of the coating is 3~30m/min.
- A kind of 4. manufacture method of pneumatic tire, by the way that rubber strip is wound as helical form and is laminated and manufactured green tire Tread surface formed identification line, to manufacture pneumatic tire,The manufacture method of the pneumatic tire is characterized in that possessing:Green tire forming process, while the bead part of the green tire is held in calibrator and makes the green tire rotation, by described in The tyre surface of green tire is crimped with carcass, is circlewise defined shape into shape to make the green tire expansion;AndIdentification line formation process, the identification line painting device described in any one in usage right requirement 1 to claim 3, The tread surface coating coating of the rotating green tire is carried out in the state for being held in the calibrator and forms identification line.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013-119987 | 2013-06-06 | ||
JP2013119987A JP6145321B2 (en) | 2013-06-06 | 2013-06-06 | Color line coating apparatus and method for manufacturing pneumatic tire |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104226549A CN104226549A (en) | 2014-12-24 |
CN104226549B true CN104226549B (en) | 2018-05-04 |
Family
ID=52134850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410138166.XA Expired - Fee Related CN104226549B (en) | 2013-06-06 | 2014-04-08 | The manufacture method of identification line painting device and pneumatic tire |
Country Status (2)
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JP (1) | JP6145321B2 (en) |
CN (1) | CN104226549B (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001149830A (en) * | 1999-11-25 | 2001-06-05 | Sumitomo Rubber Ind Ltd | Marking device |
WO2011118233A1 (en) * | 2010-03-25 | 2011-09-29 | 株式会社ブリヂストン | Method and device of drawing line on unvulcanized tire |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4366864B2 (en) * | 2000-12-27 | 2009-11-18 | 東洋製罐株式会社 | Method of applying or printing paint or ink having glitter |
BR0318636A (en) * | 2003-12-12 | 2006-10-31 | Pirelli | process to manufacture a tire |
JP4928105B2 (en) * | 2005-09-21 | 2012-05-09 | 住友ゴム工業株式会社 | Pneumatic tire manufacturing method and color line coating apparatus used therefor |
JP2010069663A (en) * | 2008-09-17 | 2010-04-02 | Bridgestone Corp | Method and apparatus for manufacturing unvulcanized tire |
ES2649567T3 (en) * | 2010-02-08 | 2018-01-12 | Micro-Poise Measurement Systems, Llc | Tire marking device and procedure |
-
2013
- 2013-06-06 JP JP2013119987A patent/JP6145321B2/en active Active
-
2014
- 2014-04-08 CN CN201410138166.XA patent/CN104226549B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001149830A (en) * | 1999-11-25 | 2001-06-05 | Sumitomo Rubber Ind Ltd | Marking device |
WO2011118233A1 (en) * | 2010-03-25 | 2011-09-29 | 株式会社ブリヂストン | Method and device of drawing line on unvulcanized tire |
Also Published As
Publication number | Publication date |
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JP2014237232A (en) | 2014-12-18 |
CN104226549A (en) | 2014-12-24 |
JP6145321B2 (en) | 2017-06-07 |
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