CN103128896A - Production method for unvulcanized rubber sheet - Google Patents
Production method for unvulcanized rubber sheet Download PDFInfo
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- CN103128896A CN103128896A CN2012104733623A CN201210473362A CN103128896A CN 103128896 A CN103128896 A CN 103128896A CN 2012104733623 A CN2012104733623 A CN 2012104733623A CN 201210473362 A CN201210473362 A CN 201210473362A CN 103128896 A CN103128896 A CN 103128896A
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- rubber sheet
- half finished
- finished rubber
- unvulcanized rubber
- wound
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Abstract
The invention provides a production method for unvulcanized rubber sheets. The method can inhibit deterioration of width precision when the unvulcanized rubber sheets cut after being wound by a winding roller is wound on a novel winding roller from happening, so that the unvulcanized rubber sheets can be used by the next process without problems and tyre defects of produced tyres can be prevented. The production method for the unvulcanized rubber sheets comprises a rolling process for processing high temperature unvulcanized rubber into the unvulcanized rubber sheets; a cooling process for cooling the unvulcanized rubber sheets; a winding process for winding the cooled unvulcanized rubber sheets on the winding roller; and a cutting process for cutting the wound unvulcanized rubber sheets. A predetermined length at the front end part is wound at a winding speed faster than a usual winding speed when the wound unvulcanized rubber sheets are wound on the next winding roller.
Description
Technical field
The present invention relates to use the production method of the half finished rubber sheet that heat insulation calender (イ Application ス レ one シ ヨ Application カ レ Application ダ one) produces.
Background technology
Fig. 3 is the figure that the production method of half finished rubber sheet in the past is described.As shown in Figure 3, in the past the production and application of the half finished rubber sheet device that is called heat insulation calender carries out.
heat insulation calender possesses: calendering section 10, carry-over pinch rolls section 20, cooling end 30, reeling end 40, the production of half finished rubber sheet is carried out through following operation: the calendering procedure that the half finished rubber of high-temperature is processed into the half finished rubber sheet, to after fitting with carry-over pinch rolls, a plurality of half finished rubbers of sheet processing carry out cooling carry-over pinch rolls operation, with the further cooling refrigerating work procedure of the half finished rubber sheet S that fits, chilled half finished rubber sheet S is wound in the coiling operation of takers-in, the cutting action (patent documentation 1) that utilizes cutter 49 to cut the half finished rubber sheet S that reels.
And the end of the half finished rubber sheet S through cutting is wound in takers-in with keeping intact, and on the other hand, the other end is wound in new takers-in and begins new coiling.Like this, do not stop production line ground by exchanging 2 takers-ins and carry out the continuous production of half finished rubber sheet.
In addition, in above-mentioned each operation, set suitable speed so that half finished rubber sheet S does not produce lax, gauffer.In addition, the carry-over pinch rolls operation can be omitted according to goods sometimes.
Patent documentation 1: TOHKEMY 2010-173223 communique
Summary of the invention
Yet in method in the past, with the half finished rubber sheet S after cutting when being wound in new takers-in, the part sheet width in the length of the approximately 10m of volume core broadens sometimes, and width accuracy worsens.Like this, the half finished rubber sheet S that width accuracy has worsened may have problems in the use of the next operations such as automatic moulding, increases the generation of the wheel tyre defect of goods tire.
But, in the past due to this sheet width broaden agnogenio, so can't suitably tackle.
Therefore, problem of the present invention is to provide the production method of following half finished rubber sheet, the generation of the deterioration of the width accuracy when after the method can suppress to utilize takers-in to reel, the half finished rubber sheet of cutting is wound in new takers-in, thereby also use without any problems in next operation, can reduce the generation of the wheel tyre defect of goods tire.
The inventor conducts in-depth research, and found that the invention according to following record can solve above-mentioned problem, until complete the present invention.
The invention of scheme 1 record is a kind of production method of half finished rubber sheet, it is characterized in that, possesses following operation: the calendering procedure that the half finished rubber of high-temperature is processed into the half finished rubber sheet, the refrigerating work procedure of cooling above-mentioned half finished rubber sheet, chilled above-mentioned half finished rubber sheet is wound in the coiling operation of takers-in, the cutting action that the above-mentioned half finished rubber sheet after coiling is finished cuts;
When the above-mentioned half finished rubber sheet after reel finishing is wound in next takers-in, the length of the regulation of leading section is reeled with the winding speed faster than common winding speed.
The invention of scheme 2 records is production methods of the half finished rubber sheet of scheme 1 record, it is characterized in that, the above-mentioned winding speed faster than common winding speed is the winding speed than common winding speed fast 2～3%.
According to the present invention, the production method of following half finished rubber sheet can be provided, the generation of the deterioration of the width accuracy when after the method can suppress to utilize takers-in to reel, the half finished rubber sheet of cutting is wound in new takers-in, thereby also can use without any problems in next operation, can reduce the generation of the wheel tyre defect of goods tire.
Description of drawings
Fig. 1 is the figure of production method of the half finished rubber sheet of explanation embodiments of the present invention.
Fig. 2 is the figure of production method of the half finished rubber sheet of explanation embodiments of the present invention.
Fig. 3 is the figure that the production method of half finished rubber sheet in the past is described.
Symbol description
10 calendering sections
11 first calender devices
12 second calender devices
20 carry-over pinch rolls sections
21 joint rollers
30 cooling ends
31～36 drum coolers
40 reeling ends
41 the 1st rollers
42 the 2nd rollers
43 the 1st takers-ins
44 the 2nd takers-ins
49 cutters
51 the 1st auxiliary material rollers
51a the 1st auxiliary material
52 the 2nd auxiliary material rollers
52a the 2nd auxiliary material
S half finished rubber sheet
S1 the first half finished rubber sheet
S2 the first half finished rubber sheet
The specific embodiment
As can be known in method in the past, when the half finished rubber sheet after cutting is wound in new takers-in, due to cutting, the stretching that is produced by the difference of the speed between refrigerating work procedure and coiling operation is eliminated, thereby the sheet width broadens, the present invention compensates the stretching of this elimination by the speedup of the speed of new takers-in, suppress the expansion of sheet width.
Below, based on embodiment and with reference to accompanying drawing, the present invention is described.
Fig. 1, Fig. 2 are the figure of production method of the half finished rubber sheet of explanation embodiments of the present invention.The production method of the half finished rubber sheet of present embodiment is used and is carried out with in the past identical Fig. 1, heat insulation calender shown in Figure 2.
1. the formation of heat insulation calender
As mentioned above, heat insulation calender possesses: calendering section 10, carry-over pinch rolls section 20, cooling end 30, reeling end 40, cutter 49, control their the outer control part of figure, the driver element of each one (motor) is controlled by above-mentioned control part.
Heat insulation calender usually to the half finished rubber sheet S of thickness 0.3～3.0mm roll, cooling and reel.
The transporting velocity of the half finished rubber sheet S of each one of calendering section 10, carry-over pinch rolls section 20, cooling end 30, reeling end 40 consists of in the mode that can independently set separately, the speed of half finished rubber sheet S in calendering section 10 is 100 o'clock, and the speed in carry-over pinch rolls section 20, cooling end 30 and reeling end 40 can be set as 90～110 separately.
Carry-over pinch rolls section 20 fits the first and second half finished rubber sheet S1, S2 and the device of formation half finished rubber sheet S.Should illustrate, the 21st, engage and use roller.
Cooling end 30 is drum cooler 31～36 is configured to up and down 2 row and consists of, while by being turned back, moves half finished rubber sheet S, thus make the surface of half finished rubber sheet S alternately contact with drum cooler 31～36 and carry out cooling uniformly with the back side.
Should illustrate, consist of cooling end 30 by front cooling end and rear cooling end, also can make carry-over pinch rolls section 20 play the effect of front cooling end.
Reeling end 40 possess respectively the 1st auxiliary material that are wound with the 1st auxiliary material 51a with roller 51 and the 1st takers-in 43, be wound with the 2nd auxiliary material 52a the 2nd auxiliary material with roller 52 and the 2nd takers-in 44.Should illustrate, the 41, the 42nd, for the 1st roller that band is driven and the 2nd roller.
For continuous production, in reeling end 40, when changing to next auxiliary material, when namely restarting to reel with new takers-in (change of the 1st time), as shown in Fig. 2 (a), fall cutter 49 and cut half finished rubber sheet S.Then, as shown in Fig. 2 (b), lift cutter 49, stop the rotation that the 1st auxiliary material are used roller 51 and the 1st takers-in 43, then make the 1st takers-in 43 increase from band.In addition, make the 2nd auxiliary material with roller 52 and the rotation of the 2nd takers-in 44, then the position that makes the 2nd takers-in 44 the drop to band half finished rubber sheet S that reels.
Next change of the 2nd time is to stop the 2nd auxiliary material with the rotation of roller 52 and the 2nd takers-in 44, makes the 1st auxiliary material rotate and reel with the 1st takers-in 43 with roller 51 and the 1st takers-in 43.Should illustrate, later on also alternately change auxiliary material with roller, the takers-in half finished rubber sheet S that reels with identical main points the 3rd time.
2. the production method of half finished rubber sheet
the production method of the half finished rubber sheet of present embodiment is to use above-mentioned heat insulation calender to produce the method for half finished rubber sheet S, possesses following operation: in calendering section 10, the half finished rubber of high-temperature is processed into the first and second half finished rubber sheet S1, the calendering procedure of S2, make the first and second half finished rubber sheet S1 in carry-over pinch rolls section 20, S2 fits and is processed into the operation of half finished rubber sheet S, refrigerating work procedure at the cooling half finished rubber sheet of cooling end 30 S, at reeling end 40, chilled half finished rubber sheet S is wound in the coiling operation of takers-in, the cutting action of the terminal of the half finished rubber sheet S that reels with cutter 49 cuttings in the coiling operation.
The transporting velocity of each one in the production method of half finished rubber sheet is set as calendering section: carry-over pinch rolls sections (front cooling end): cooling end (rear cooling end): the ratio of reeling end=100:102:98:100.
In present embodiment, utilize the coiling of the half finished rubber sheet S that takers-in carries out to finish, the winding speed of the half finished rubber sheet S when being altered to new takers-in changes.Change following carrying out.
(1) until before the coiling of change half finished rubber sheet S, half finished rubber sheet S reels by common winding speed.
When (2) utilizing new takers-in to begin to reel, change to the winding speed faster than common winding speed.Namely, as shown in Fig. 2 (a), after the coiling that utilizes the 1st takers-in 43 to carry out puts down cutter 49 cutting half finished rubber sheet S the finish time, as shown in Fig. 2 (b), utilize next the 2nd takers-in 44 from the cutting top (leading section) of half finished rubber sheet S when beginning to reel, begin from the cutting top of half finished rubber sheet S to reel regulation length (for example, 10m), to reel than the winding speed of the winding speed (common winding speed) fast 2～3% till cutting half finished rubber sheet S.
Thus, by the half finished rubber sheet S of sheet wider width being applied the suitable tensile force of the size more than the tensile force that is caused by common winding speed, thereby while can make the sheet width return to suitable size to reel.
(3) then, return to the common winding speed half finished rubber sheet S that reels.
Embodiment
Use above-mentioned heat insulation calender, by common rolling velocity, carry-over pinch rolls speed, cooling velocity, winding speed carry out the first volume around, then conversion takers-in, as shown in table 1, in comparative example with common winding speed carry out volume Two around, in an embodiment with the 5 kind winding speeds faster than common winding speed carry out volume Two around.
And, measure volume Two around in the coiling starting end near sheet rubber width increment rate (R/ mean value) (%), the rate of breakdown (%) in the automatic moulding machine that uses in next operation, the incidence (%) of wheel tyre defect.Show the result in table 1.
Table 1
As shown in Table 1, the winding speed of (during cutting) when reeling change has been increased in 2～3% embodiment 3,4 situation, and any in the incidence (%) of the rate of breakdown (%) in the increment rate of the width of sheet rubber (R/ mean value), automatic moulding machine, wheel tyre defect compared all with comparative example and improved widely.
Should illustrate, the speed the when rolling velocity in table, carry-over pinch rolls speed, cooling velocity, winding speed and coiling change is take the relatively recently expression of coiling winding speed before changing as 100 o'clock.In addition, " R " of the R/ mean value (%) of the sheet rubber width in table is the poor of the Breadth Maximum of the half finished rubber sheet S that reels and minimum widith, and " mean value " is the mean breadth of the half finished rubber sheet S that reels.
Above, according to embodiment, the present invention has been described, but has the invention is not restricted to above-mentioned embodiment.In the scope identical and impartial with the present invention, can apply to above-mentioned embodiment various changes.
Claims (2)
1. the production method of a half finished rubber sheet, it is characterized in that, possess: the calendering procedure that the half finished rubber of high-temperature is processed into the half finished rubber sheet, the refrigerating work procedure of cooling described half finished rubber sheet, cooling described half finished rubber sheet is wound in the coiling operation of takers-in, the cutting action that described half finished rubber sheet after coiling is finished cuts
When the described half finished rubber sheet after reel finishing is wound in next takers-in, the length of the regulation of leading section is reeled with the winding speed faster than common winding speed.
2. the production method of half finished rubber sheet according to claim 1, is characterized in that, the described winding speed faster than common winding speed is the winding speed than common winding speed fast 2～3%.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-255367 | 2011-11-22 | ||
| JP2011255367A JP5425873B2 (en) | 2011-11-22 | 2011-11-22 | Production method of unvulcanized rubber sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103128896A true CN103128896A (en) | 2013-06-05 |
| CN103128896B CN103128896B (en) | 2017-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210473362.3A Active CN103128896B (en) | 2011-11-22 | 2012-11-20 | Production method for unvulcanized rubber sheet |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5425873B2 (en) |
| CN (1) | CN103128896B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483819A (en) * | 2013-09-22 | 2014-01-01 | 苏州市湘园特种精细化工有限公司 | Production technology for conductive rubber sheet |
| CN103525091A (en) * | 2013-09-22 | 2014-01-22 | 苏州市湘园特种精细化工有限公司 | Production technique of conductive nano flame-retardant rubber sheet |
| CN103602069A (en) * | 2013-11-08 | 2014-02-26 | 苏州新颖新材料科技股份有限公司 | Production technology of conductive anti-bacterial rubber film |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6598134B2 (en) * | 2015-07-30 | 2019-10-30 | 住友ゴム工業株式会社 | Unvulcanized rubber sheet manufacturing apparatus and unvulcanized rubber sheet manufacturing method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02150340A (en) * | 1988-11-30 | 1990-06-08 | Sumitomo Rubber Ind Ltd | Apparatus for rubber coating and liner connecting |
| CN101389468A (en) * | 2006-02-27 | 2009-03-18 | 横滨橡胶株式会社 | Method of manufacturing pneumatic tire |
| JP2010173223A (en) * | 2009-01-30 | 2010-08-12 | Sumitomo Rubber Ind Ltd | Equipment and process for producing unvulcanized rubber sheet |
| CN102189691A (en) * | 2010-02-05 | 2011-09-21 | 住友橡胶工业株式会社 | Method for manufacturing raw tyre for automatic bicycle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3128316B2 (en) * | 1992-03-13 | 2001-01-29 | 株式会社ブリヂストン | Forming and winding device for belt-shaped members |
| JPH0790564B2 (en) * | 1992-04-27 | 1995-10-04 | 三ツ星ベルト株式会社 | Rubber sheet winding device |
| JP3293955B2 (en) * | 1993-05-28 | 2002-06-17 | 三菱電線工業株式会社 | Rubber sheet winding device |
| JP4365732B2 (en) * | 2004-06-18 | 2009-11-18 | 住友ゴム工業株式会社 | Rubber sheet forming device |
| JP2006225135A (en) * | 2005-02-18 | 2006-08-31 | Kao Corp | Method of taking up sheet |
| JP5638233B2 (en) * | 2009-12-16 | 2014-12-10 | 株式会社ブリヂストン | Rubber sheet molding apparatus and molding method |
-
2011
- 2011-11-22 JP JP2011255367A patent/JP5425873B2/en active Active
-
2012
- 2012-11-20 CN CN201210473362.3A patent/CN103128896B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02150340A (en) * | 1988-11-30 | 1990-06-08 | Sumitomo Rubber Ind Ltd | Apparatus for rubber coating and liner connecting |
| CN101389468A (en) * | 2006-02-27 | 2009-03-18 | 横滨橡胶株式会社 | Method of manufacturing pneumatic tire |
| JP2010173223A (en) * | 2009-01-30 | 2010-08-12 | Sumitomo Rubber Ind Ltd | Equipment and process for producing unvulcanized rubber sheet |
| CN102189691A (en) * | 2010-02-05 | 2011-09-21 | 住友橡胶工业株式会社 | Method for manufacturing raw tyre for automatic bicycle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483819A (en) * | 2013-09-22 | 2014-01-01 | 苏州市湘园特种精细化工有限公司 | Production technology for conductive rubber sheet |
| CN103525091A (en) * | 2013-09-22 | 2014-01-22 | 苏州市湘园特种精细化工有限公司 | Production technique of conductive nano flame-retardant rubber sheet |
| CN103525091B (en) * | 2013-09-22 | 2016-08-10 | 苏州市湘园特种精细化工有限公司 | A kind of production technology of conductive nano flame-retardant rubber sheet |
| CN103602069A (en) * | 2013-11-08 | 2014-02-26 | 苏州新颖新材料科技股份有限公司 | Production technology of conductive anti-bacterial rubber film |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5425873B2 (en) | 2014-02-26 |
| JP2013107337A (en) | 2013-06-06 |
| CN103128896B (en) | 2017-04-12 |
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