CN109421303A - The manufacturing device of tyre element and the manufacturing method of tyre element - Google Patents
The manufacturing device of tyre element and the manufacturing method of tyre element Download PDFInfo
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- CN109421303A CN109421303A CN201810933143.6A CN201810933143A CN109421303A CN 109421303 A CN109421303 A CN 109421303A CN 201810933143 A CN201810933143 A CN 201810933143A CN 109421303 A CN109421303 A CN 109421303A
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- Prior art keywords
- roller
- rubber components
- engagement roller
- engagement
- supporting part
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
- B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
- B29D30/30—Applying the layers; Guiding or stretching the layers during application
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tyre Moulding (AREA)
Abstract
The present invention provides a kind of manufacturing device of tyre element and the manufacturing method of tyre element, can be on one side inhibiting the end for being directed at rubber components while the dislocation of the reinforcement cord near joint portion to carry out docking engagement each other.The manufacturing device of tyre element has: supporting mass (10), supports to the rubber components (P) for the sheet for being embedded with cord；Opening portion (12) extends along the end of rubber components (P) and is set to supporting mass (10)；And a pair of engaging roller (22a), the end of rubber components (12) is furthered and is engaged each other to the end of rubber components (P) (P1, P2) by it, engagement roller (22a) is by moving the end (P1, P2) of the interior lateral edge rubber components (P) of opening portion (12), the end of rubber components (P) is furthered and engaged, wherein, have supporting part (23), which supports the lower surface of rubber components (P) in front of the moving direction of engagement roller (22a).
Description
The application enjoys Japan specially based on Japanese patent application 2017-169641 (applying date: on September 4th, 2017)
The priority of benefit application 2017-169641.The application includes Japan Patent by referring to Japanese patent application 2017-169641
Apply for the full content of 2017-169641.
Technical field
The present invention relates to the manufacturing device of tyre element and the manufacturing methods of tyre element.
Background technique
For the rubber components of sheet such as carcass ply, on assembly drum by the top portion of winding and terminal
Portion engages and molds unvulcanized tire, at this point, joint portion thickens if end engaged overlapping one another, near
Rigidity, weight locally become larger.Therefore, such as Japan special public again table 2012-124779, Japanese Unexamined Patent Publication 2011-212858
It is documented such, currently, need to carry out docking engagement each other to end using the engagement device for being referred to as bayonet unit.(ginseng
According to following Patent Documents 1 to 2).
Summary of the invention
It is the end by one edge rubber components of a pair of engaging roller one side synchronous rotary for above-mentioned bayonet unit
Carry out mobile and the end of rubber components furthered and the end of rubber components is engaged each other, but in order to more reliably into
Row engagement, sometimes a pair of engaging roller to be respectively configured up and down in a manner of up and down sandwich the end of rubber components.At this
In the case of, the end of rubber components is configured at the slit-shaped in the circumferential surface setting of the assembly drum that supports to rubber components
Opening portion, engagement roller opening portion medial movement, thus on one side using the engagement roller configured up and down to the end of rubber components
It is clamped, the end of rubber components is engaged on one side.
However, be located at opening portion rubber components end be not affected by assembly drum bearing, be easy due to self weight it is sagging, such as
Fruit in this state engages end each other, then bond strength can decline.Reinforce cord in addition, having in rubber components
In the case of, compared with other reinforce cord, the reinforcement cord near joint portion is in staggered configuration downwards, and it is bad to become quality sometimes
The reason of.
The present invention is proposed in view of problem above, it is therefore intended that carries out docking engagement each other in the end to rubber components
Higher bond strength is obtained in the manufacturing device of tyre element and the manufacturing method of tyre element.
According to the present embodiment, the scheme of following [1]~[11] is provided.
[1] a kind of manufacturing device of tyre element, has: supporting mass, the rubber components to the sheet for being embedded with cord
It is supported；Opening portion extends along the end of the rubber components and is set to the supporting mass；And a pair of engaging roller,
The end of the rubber components is furthered and is engaged each other to the end of the rubber components by they, and the engagement roller passes through
The end of the rubber components described in the interior lateral edge of the opening portion is moved, and the end of the rubber components is furthered and carried out
Engagement, the manufacturing device of the tyre element have supporting part, and the supporting part is in front of the moving direction of the engagement roller to institute
The lower surface for stating rubber components is supported.
[2] manufacturing device of the tyre element according to above-mentioned [1], wherein the supporting part has rotatably freely
It is supported on the roller of the moving direction of the engagement roller.
[3] manufacturing device of the tyre element according to above-mentioned [2], wherein the engagement roller and the supporting part
Interval is less than the diameter for constituting the roller of the supporting part.
[4] manufacturing device of the tyre element according to any one of above-mentioned [1]~[3], wherein the engagement roller
Upper end and the upper end of the supporting part are located at identical height.
[5] manufacturing device of the tyre element according to any one of above-mentioned [1]~[4], wherein the pair of engagement
Roller have by the 1st engagement roller of a pair that the end of the rubber components is engaged and the movement of the side of moving direction,
And by the 2nd engagement roller of a pair that is engaged to the end of the rubber components and movement of the other side of moving direction, institute
It states supporting part and has the 1st bearing supported in the side of the 1st engagement roller to the lower surface of the rubber components
Portion and the 2nd supporting part that the lower surface of the rubber components is supported in the other side of the 2nd engagement roller.
[6] manufacturing device of the tyre element according to any one of above-mentioned [1]~[5], wherein the supporting part phase
The engagement roller is moved with keeping certain intervals.
[7] a kind of manufacturing method of tyre element, has used the system of tyre element in the manufacturing method of the tyre element
Make device, which has: supporting mass supports the rubber components for the sheet for being embedded with cord；Opening portion,
Extend along the end of the rubber components and is set to the supporting mass；A pair of engaging roller, they are by the end of the rubber components
Portion furthers and engages each other to the end of the rubber components, and the engagement roller passes through the interior lateral edge institute in the opening portion
The end for stating rubber components is moved, and the end of the rubber components is furthered and engaged, in the shifting of the engagement roller
The lower surface of the rubber components is supported in front of dynamic direction.
[8] manufacturing method of the tyre element according to above-mentioned [7], wherein the supporting part has rotatably freely
It is supported on the roller of the moving direction of the engagement roller, the roller is in front of the moving direction of the engagement roller to the rubber components
Lower surface supported.
[9] manufacturing method of the tyre element according to above-mentioned [8], wherein the interval of the engagement roller and the roller
Less than the diameter of the roller.
[10] manufacturing method of the tyre element according to any one of above-mentioned [7]~[9], wherein the engagement roller
Upper end and the upper end of the supporting part be located at identical height.
[11] manufacturing method of the tyre element according to any one of above-mentioned [7]~[10], wherein the supporting part
It is moved with keeping certain intervals relative to the engagement roller.
Invention effect
In the present invention, to rubber section in front of the moving direction for the engagement roller that the end of rubber components is furthered and engaged
The lower surface of part is supported, thus can inhibit the end of rubber components it is sagging in the state of engaged, can
Obtain higher bond strength.
Detailed description of the invention
Fig. 1 is the main view of the manufacturing device of tyre element involved in an embodiment of the invention.
Fig. 2 is the enlarged view of Fig. 1.
Fig. 3 is the A-A cross-sectional view of Fig. 2.
Fig. 4 is the figure obtained from the 1st engagement roller of moving direction forward observation.
Fig. 5 (a)~(h) is the figure for indicating the bonding process of end of carcass ply.
Description of symbols
10 ... assembly drums, 12 ... opening portions, 20 ... engagement devices, 21 ... pressing roller, the lower pressing roller of 21a ..., 21b ... are above pressed
Engagement roller, 23 ... the 1st supporting parts, 24 ... the 2nd connect in the lower engagement roller of pressure roller, 22 ... the 1st engagement rollers, 22a ... the 1st, 22b ... the 1st
Close the lower engagement rollers of roller, 24a ... the 2nd, engagement roller on 24b ... the 2nd, 25 ... the 2nd supporting parts, 50 ... mobile mechanisms, 51 ... guide rails,
52 ... slide units, 53 ... driving portions, 54 ... supporting frames, 55 ... cylinders, 56 ... cylinders), 57 ... cylinders, P ... carcass ply.
Specific embodiment
In the following, being illustrated referring to attached drawing to an embodiment of the invention.
As shown in FIG. 1 to 3, the manufacturing device of the tyre element of present embodiment is related to manufacturing tyre element
Device, the tyre element are carried out with the state of docking both ends P1, P2 to the carcass ply P with the sheet for reinforcing cord
The tyre element of a part of unvulcanized tire is engaged and constitutes, which has assembly drum 10, engagement device 20 and moving machine
Structure 50.In addition, in the present embodiment, illustrating what both ends P1, P2 to the carcass ply P with reinforcement cord were engaged
Situation, but the present invention can also be applied to the rubber components of the sheet without cord, be embedded with other than carcass ply P
The rubber components of the sheet of cord.
Assembly drum 10 is can be around the rotary support member that horizontal axis rotates, the opening portion of the slit-shaped extended along axial L
12 are set to outer peripheral surface.Assembly drum 10 is in the state of being located above opening portion 12, so that the both ends of carcass ply P
The mode that P1, P2 are located at opening portion 12 makes plies cords along the axial L of assembly drum 10 and carcass ply P is wound in molding
The outer peripheral surface of drum 10, and carcass ply P is supported.
In addition, the assembly drum 10 of present embodiment have the multiple segments (not shown) being partitioned into the circumferential and
Make the driving mechanism (not shown) that each segment moves radially, is configured to expanding.
Engagement device 20 has pressing roller 21, the 1st engagement roller 22, the 1st supporting part 23, the 2nd engagement roller 24 and the 2nd supporting part
25.Engagement device 20 by mobile mechanism 50 make assembly drum 10 opening portion 12 inside along carcass ply P both ends
P1, P2 are mobile, i.e., move on the axial L of assembly drum 10.
1st engagement roller 22 have axial side L1 and pressing roller 21 in assembly drum 10 it is spaced apart and be arranged a pair of the
Engagement roller 22b on 1 lower engagement roller 22a and a pair of 1st.
As shown in figure 4, the lower engagement roller 22a of a pair the 1st is to be located at tire in the medial movement of the opening portion of assembly drum 10 12
Roller on the downside of body cord P has the contact portion 22a1 of the cone cell thin with the front end of the following table face contact of carcass ply P and is connecing
The teeth portion 22a2 being arranged on the downside of contact portion 22a1, so that the intermeshing mode of teeth portion 22a2 is rotatably freely set to roller bearing
Platform 26.
Engagement roller 22b is that the roller of engagement roller 22a same shape will be descended to configure symmetrical above and belowly with the 1st and obtained in a pair the 1st
Arrive, when in the medial movement of the opening portion of assembly drum 10 12 be located at carcass ply P on the upside of.Engagement roller 22b tool in a pair the 1st
The contact portion 22b1 of the thin cone cell in the front end that the standby upper surface with carcass ply P contacts and it is arranged on the downside of contact portion 22b1
Teeth portion 22b2 is rotatably freely set to roller supporting station 27 in such a way that teeth portion 22b2 is intermeshing.
If above-mentioned 1st engagement roller 22 engagement roller 22a in the case where both ends P1, P2 of carcass ply P to be sandwiched in a pair the 1st
With in a pair the 1st between engagement roller 22b in the state of in the axial direction side (right side in the figure of Fig. 1 and Fig. 2) L1 it is mobile, then due to
With the frictional force of carcass ply P and make on the lower engagement roller 22a and a pair of 1st of a pair the 1st engagement roller 22b while rotating incite somebody to action
Both ends P1, P2 of carcass ply P furthers and carries out docking engagement each other to both ends P1, P2.
In addition, engagement roller 22b in engagement roller 22a lower for a pair the 1st and a pair the 1st, as shown in Figure 1 and Figure 2
Main view in so that its rotary shaft is relative to up and down direction (vertical direction) and to before the moving direction of the 1st engagement roller 22
The mode of side's inclination predetermined angular θ, i.e., relative to engagement roller 22b in the engagement roller 22a under a pair the 1st and a pair the 1st to tire
The mode of inclination predetermined angular θ in direction (axial side L1) both ends P1, P2 of body cord P mobile when carrying out docking engagement is set
It is placed in roller supporting station 26,27 (referring to Fig. 2).
1st supporting part 23 is arranged in the axial side L1 and D1 spaced apart of the 1st engagement roller 22, passes through mobile mechanism 50
It is moved together in the state of keeping interval D 1 constant with the 1st engagement roller 22, thus in front of the moving direction of the 1st engagement roller 22
The lower surface of both ends P1, P2 of carcass ply P are supported.
In addition, the 1st supporting part 23 is outer peripheral surface preferably to smoothly move relative to the carcass ply P supported
The tangential direction of upper end is consistent with the moving direction of the 1st engagement roller 22 and is rotatably freely supported on the movement of the 1st engagement roller 22
The cylindric roller in direction.
2nd engagement roller 24 have assembly drum 10 axial other side L2 and pressing roller 21 it is spaced apart and be arranged a pair
Engagement roller 24b on 2nd lower engagement roller 24a and a pair of 2nd.
In addition, on the lower engagement roller 24a of a pair 2nd for constituting the 2nd engagement roller 24 and a pair of 2nd engagement roller 24b by with structure
It is constituted at the roller of engagement roller 22b same shape in the lower engagement roller 22a of a pair the 1st of the 1st engagement roller 22 and a pair the 1st, therefore,
Here the detailed description to the shape of engagement roller 24b on the 2nd lower engagement roller 24a and the 2nd is omitted.
In addition, the lower engagement roller 24a of a pair the 2nd and lower engagement roller 22a of a pair the 1st is symmetrically configured across pressing roller 21,
Engagement roller 24b and engagement roller 22b in a pair the 1st is symmetrically configured across pressing roller 21 in a pair the 2nd.That is, being connect under a pair the 2nd
It closes engagement roller 24b in roller 24a and a pair the 2nd and is set to roller in the following manner in main view as shown in Figure 1 and Figure 2
Supporting station 28,29, that is, its rotary shaft is relative to up and down direction (vertical direction) and in front of the moving direction of the 2nd engagement roller 24
Predetermined angular θ is tilted, i.e., is connect relative to up and down direction (vertical direction) on the lower engagement roller 24a of a pair the 2nd and a pair the 2nd
It closes direction (axial other side L2) mobile when roller 24b carries out docking engagement to both ends P1, P2 of carcass ply P and tilts regulation
Angle, θ.
If above-mentioned 2nd engagement roller 24 engagement roller 24a in the case where sandwiching both ends P1, P2 of carcass ply P to a pair the 2nd
And in a pair the 2nd between engagement roller 24b in the state of, the other side (left side in the figure of Fig. 1 and Fig. 2) L2 is mobile in the axial direction, then
Engagement roller 24b is rotated due to the frictional force with carcass ply P on the lower engagement roller 24a and a pair of 2nd of a pair the 2nd, as a result, by tire
Both ends P1, P2 of body cord P furthers and carries out docking engagement each other to both ends P1, P2.
2nd supporting part 25 is arranged in the axial other side L2 and D2 spaced apart of the 2nd engagement roller 24, passes through mobile mechanism 50
And with the 2nd engagement roller 24 keep interval D 2 in the state of together with moved, as a result, in the moving direction of the 2nd engagement roller 24
Front supports the lower surface of both ends P1, P2 of carcass ply P.
In addition, the 2nd supporting part 25 in order to smoothly move relative to the carcass ply P supported, is preferably supported with the 1st
Portion 23 is that the tangential direction of outer peripheral surface upper end is consistent with the moving direction of the 2nd engagement roller 24 and rotatably freely support in the same manner
The cylindric roller in the parallel direction of the moving direction of 2 engagement roller 24 of Yu Yu.
Here, an example for enumerating size, the cylindric roller for being 25mm by diameter constitute the 1st supporting part 23 and
It, can be by the interval D 1 and the 2nd engagement roller 24 of the 1st engagement roller 22 and the 1st supporting part 23 and in the case where 2nd supporting part 25
The interval D 2 of 2 supporting parts 25 is set as 15mm.Diameter of the preferably above-mentioned interval D 1 less than the 1st supporting part 23, above-mentioned interval D 2
Less than the diameter of the 2nd supporting part 25.
Pressing roller 21 has the lower pressing roller 21a being arranged between the 1st engagement roller 22 and the 2nd engagement roller 24 and upper pressing roller
21b.Lower pressing roller 21a and upper pressing roller 21b is by being rotatably freely supported on the cylindric roller structure of the axial L of assembly drum 10
At each other opposed and be arranged up and down.Pressing roller 21 is between the 1st engagement roller 22 and the 2nd engagement roller 24 to by the 1st engagement roller 22
Or the 2nd engagement roller 24 formed, the bonding part of carcass ply P pressed and realizes planarization, and improve bond strength.
In addition, the upper end (top) of the 1st supporting part 23 and the 2nd supporting part 25 be preferably placed at the 1st lower engagement roller 22a,
And the position of the identical height in upper end (top) of the 2nd time engagement roller 24a, it is more preferably located at the upper end with lower pressing roller 21a
The position of (top) identical height.
Mobile mechanism 50 has: along assembly drum 10 axial L and the guide rail 51 that is arranged；The spiral shell configured in parallel with guide rail 51
Bar axis 58；Mounting bracket 52 with the threaded hole screwed togather with screw shaft 58；The driving portion 53 for being pivoted screw shaft 58；With
And supporting frame 54, it is fixed on mounting bracket 52, and be set as sliding freely relative to guide rail 51.
For mobile mechanism 50, driving portion 53 rotates screw shaft 58 around axis, thus makes mounting bracket 52 along axis
It is moved to L, and moves the supporting frame for being fixed on mounting bracket 52 54 along axial L sliding.
Supporting frame 54 has the lower arm 54a and upper arm 54b extended on the axial L of assembly drum 10, in the top of lower arm 54a
It is configured with upper arm 54b spaced apartly.
It is provided under lower pressing roller 21a, the 1st under engagement roller 22a, the 1st supporting part the 23, the 2nd and connects in the upper surface of lower arm 54a
Close roller 24a and the 2nd supporting part 25.
The lower surface of upper arm 54b respectively by with lower pressing roller 21a it is opposite to each other up and down in a manner of be provided with upper pressing roller 21b,
It descends engagement roller 22a mode opposite to each other up and down to be provided with engagement roller 22b on the 1st with the 1st, descend engagement roller 24a opposite to each other up and down with the 2nd
Mode is provided with engagement roller 24b on the 2nd.On the upper pressing roller 21b that upper arm 54b is arranged, the 1st on engagement roller 22b and the 2nd
Engagement roller 24b is installed on upper arm 54b via cylinder 55,56,57 respectively, and by each cylinder 55,56,57 relative in lower section
Opposed lower pressing roller 21a, the 1st lower lower engagement roller 24a of engagement roller 22a and the 2nd is mobile in close/separate mode.
Above-mentioned mobile mechanism 50 makes to be set to by the movement of driving portion 53 engagement device 20 of supporting frame 54 from molding
The position of readiness in the outside of drum 10 (being the left side of assembly drum 10 in Fig. 1 and Fig. 3) rises in the opening portion of assembly drum 10 12
Side and it is mobile to the axial L of assembly drum 10.At this point, constituting pressing roller 21, the 1st engagement roller 22, the 1st supporting part of engagement device 20
23, the 2nd engagement roller 24 and the 2nd supporting part 25 are installed on supporting frame 54, therefore, keep assembly drum 10 axial L interval and
It is moved.
In the following, based on Fig. 5 to the manufacturing device 1 of the tyre element for using present embodiment by the both ends of carcass ply P
The method that P1, P2 are engaged in the state of docking is illustrated.
Firstly, as shown in Fig. 5 (a), in the state that engagement device 20 is located at position of readiness, so that carcass ply P
Both ends P1, P2 are located at the mode of opening portion 12, make plies cords along the axial L of assembly drum 10 and by P volumes of carcass ply
It is around in the outer peripheral surface of assembly drum 10.
Then, as shown in Fig. 5 (b), mobile mechanism 50 makes the opening across assembly drum 10 from position of readiness of engagement device 20
The inside of oral area 12 and it is mobile to the axial L of assembly drum 10, be moved to so that the 1st engagement roller 22 reaches the axial L of carcass ply P
Central portion position (in the following, sometimes by the position referred to as " the 1st starting position ") until.
After engagement device 20 is moved to the 1st starting position, shown in such as Fig. 5 (c), mobile mechanism 50 is made by cylinder 56
Engagement roller 22b is moved downwards on 1st, and both ends P1, P2 of carcass ply P are sandwiched on the 1st lower engagement roller 22a and the 1st and connect
It closes between roller 22b.
Then, mobile mechanism 50 is in the 1st engagement roller 22 from the state for up and down sandwiching both ends P1, P2 of carcass ply P
Under, making engagement device 20, side (right side in the figure of Fig. 1 and Fig. 2) L1 is mobile in the axial direction, and the 1st engagement roller 22 is than carcass ply
The central portion of the axial L of P carries out docking engagement to both ends P1, P2 of carcass ply P by the position of side L1 each other.
Then, as shown in Fig. 5 (d), when pressing roller 21 is to the central portion of axial L for reaching carcass ply P, that is, pressing roller
21, to when reaching the position that both ends P1, P2 of carcass ply P are engaged with each other by the 1st engagement roller 22, are made by cylinder 55
Upper pressing roller 21b is moved downwards and is sandwiched both ends P1, P2 of carcass ply P to lower pressing roller 21a and upper pressing roller 21b
Between.
Then, mobile mechanism 50 pressing roller 21 and the 1st engagement roller 22 from up and down by the both ends P1 of carcass ply P,
In the state that P2 is sandwiched, as shown in Fig. 5 (e), making engagement device 20, side (right side in the figure of Fig. 1 and Fig. 2) L1 is moved in the axial direction
It is dynamic, up to pressing roller 21 to the axial side L1 for reaching carcass ply P.The 1st engagement roller 22 is in the axis than carcass ply P as a result,
Docking engagement, also, pressing roller are carried out each other to both ends P1, P2 of carcass ply P by the position of side L1 to the central portion of L
21 pairs are pressed by the position after the engagement of the 1st engagement roller 22.
In this way, when the 1st engagement roller 22 both ends P1, P2 to carcass ply P carry out docking engagement each other, the 1st bearing
Portion's material 23 is in front of the moving direction of the 1st engagement roller 22 to the carcass ply P's before will being engaged by the 1st engagement roller 22
P1, P2 are supported at both ends, and inhibition both ends P1, P2's is sagging.
If the 1st engagement roller 22 is until from the central portion of axial L to the end of axial side to the both ends of carcass ply P
P1, P2 are engaged, then as shown in Fig. 5 (f), mobile mechanism 50 makes to connect on upper pressing roller 21b and the 1st by cylinder 55,56
After conjunction roller 22b is moved upward, it is moved to engagement device 20 so that the 2nd engagement roller 24 reaches the axial L's of carcass ply P
Until the position (in the following, sometimes referred to as " the 2nd starting position " by the position) of central portion.
When engagement device 20 is moved to 2 starting position, as shown in Fig. 5 (g), mobile mechanism 50 passes through cylinder 55,57
Engagement roller 24b on pressing roller 21b and the 2nd is set to move downwards and both ends P1, P2 of carcass ply P are sandwiched under the 2nd
On engagement roller 24a and the 2nd between engagement roller 24b, also by both ends P1, P2 of carcass ply P be sandwiched in lower pressing roller 21a with it is upper
Between pressing roller 21b.
Then, as shown in Fig. 5 (h), mobile mechanism 50 is in pressing roller 21 and the 2nd engagement roller 24 from up and down by carcass ply
In the state that both ends P1, P2 of P is sandwiched, making engagement device 20, the other side (left side in the figure of Fig. 1 and Fig. 2) L2 is moved in the axial direction
It is dynamic.The 2nd engagement roller 24 leans on the position of axial direction other side L2 to carcass ply in the central portion of the axial L than carcass ply P as a result,
Both ends P1, P2 of P carries out docking engagement each other, and pressing roller 21 to by the position after the engagement of the 2nd engagement roller 24 carry out by
Pressure.At this point, in front of the moving direction of the 2nd engagement roller 24, the 2nd supporting part 25 by the 2nd engagement roller 24 to will be carried out engaging it
Both ends P1, P2 of preceding carcass ply P is supported, and inhibition both ends P1, P2's is sagging.
2nd engagement roller 24 is until the central portion to the end of the axial other side of the axial L of carcass ply P to carcass ply
Both ends P1, P2 of P is engaged, if the engagement of both ends P1, P2 entirety of carcass ply P terminates, mobile mechanism 50
Make to be moved to engagement device 20 after engagement roller 24b is moved upward on upper pressing roller 21b and the 2nd by cylinder 55,57
Position of readiness shown in Fig. 5 (a) terminates the engagement to carcass ply P.
In the present embodiment described above, the 1st supporting part 23 and the 2nd supporting part 25 are to will be by the 1st engagement roller
Both ends P1, P2 of carcass ply P before 22 and the 2nd engagement roller 24 is engaged is supported, and both ends are able to suppress
P1, P2's is sagging.Therefore, the end face for capableing of both ends P1, P2 to carcass ply P integrally carries out crimping engagement, can obtain
Higher bond strength.In addition, as in the present embodiment, in the case where the rubber components of coalesced object is embedded with cord,
Plies cords are able to suppress to misplace near joint portion.
In addition, in the present embodiment, the 1st supporting part 23 supported to the lower surface of carcass ply P and the 2nd
Bearing portion 25 is the cylindric roller for being rotatably freely supported on the moving direction of the 1st engagement roller 22, the 2nd engagement roller 24, therefore energy
Enough so that the 1st supporting part 23 and the 2nd supporting part 25 are smoothly moved relative to carcass ply P, it is able to suppress carcass ply P's
Damage.
In addition, in the present embodiment, the upper end of the 1st supporting part 23, the upper end of the 2nd supporting part 25 connect under with the 1st
At the identical height in upper end for closing roller 22a, the 2nd lower engagement roller 24a, to eliminate in the 1st supporting part 23 and the 2nd supporting part
The phenomenon that interval of both ends P1, P2 broaden when 25 couples of carcass ply P are supported, is able to suppress the cord of joint portion vicinity
The dislocation of layer cord.
In addition, in the present embodiment, engagement device 20 has and makes inclined 1st engagement roller of axial rotary axial direction side L1
22 and make inclined 2nd engagement roller 24 of axial rotary axial direction other side L2, it is therefore not necessary to which inclining to the rotary shaft of engagement roller is arranged
The structure that rake angle changes, no matter keep which direction of the engagement device 20 in the axial direction in side L1 and other side L2 mobile
Can both ends P1, P2 to carcass ply P engage, can by the structure of engagement device 20 simplify.Moreover, because
The moving direction of 1st engagement roller 22 and the 2nd engagement roller 24 has been respectively arranged in front with the 1st supporting part 23 and the 2nd supporting part 25,
Therefore, no matter keeping which direction of the engagement device 20 in the axial direction in side L1 and other side L2 mobile, can inhibit will
Both ends P1, P2's of the carcass ply P engaged by engagement roller 22,24 is sagging.
More than, embodiments of the present invention are illustrated, but the embodiment is shown as an example, it is intended that
The range for limiting invention is not lain in.For above-mentioned new embodiment, can implement in a variety of other ways, Neng Gou
Do not depart from carry out in the range of the purport of invention it is various omit, displacement, change.
Claims (10)
1. a kind of manufacturing device of tyre element, has: supporting mass props up the rubber components for the sheet for being embedded with cord
It holds；Opening portion extends along the end of the rubber components and is set to the supporting mass；And a pair of engaging roller, they will
The end of the rubber components is furthered and is engaged each other to the end of the rubber components,
The engagement roller is moved by the end of rubber components described in the interior lateral edge in the opening portion, by the rubber section
The end of part is furthered and is engaged,
The manufacturing device of the tyre element has supporting part, and the supporting part is in front of the moving direction of the engagement roller to described
The lower surface of rubber components is supported.
2. the manufacturing device of tyre element according to claim 1, wherein
The supporting part has the roller for the moving direction for being rotatably freely supported on the engagement roller.
3. the manufacturing device of tyre element according to claim 2, wherein
The interval of the engagement roller and the supporting part is less than the diameter for constituting the roller of the supporting part.
4. the manufacturing device of tyre element described in any one of claim 1 to 3, wherein
The upper end of the engagement roller and the upper end of the supporting part are located at identical height.
5. the manufacturing device of tyre element described in any one of claim 1 to 3, wherein
The pair of engagement roller has: by the side of moving direction movement and the end of the rubber components is engaged
A pair the 1st engagement roller and by being engaged and the movement of the other side of moving direction to the end of the rubber components
A pair of 2nd engagement roller,
The supporting part has: being supported in the side of the 1st engagement roller to the lower surface of the rubber components
1st supporting part and the lower surface of the rubber components is supported in the other side of the 2nd engagement roller the 2nd
Bearing portion.
6. the manufacturing device of tyre element according to claim 4, wherein
The pair of engagement roller has: by the side of moving direction movement and the end of the rubber components is engaged
A pair the 1st engagement roller and by being engaged and the movement of the other side of moving direction to the end of the rubber components
A pair of 2nd engagement roller,
The supporting part has: being supported in the side of the 1st engagement roller to the lower surface of the rubber components
1st supporting part and the lower surface of the rubber components is supported in the other side of the 2nd engagement roller the 2nd
Bearing portion.
7. the manufacturing device of tyre element described in any one of claim 1 to 3, wherein
The supporting part is moved with keeping certain intervals relative to the engagement roller.
8. the manufacturing device of tyre element according to claim 4, wherein
The supporting part is moved with keeping certain intervals relative to the engagement roller.
9. the manufacturing device of tyre element according to claim 5, wherein
The supporting part is moved with keeping certain intervals relative to the engagement roller.
10. a kind of manufacturing method of tyre element has used the manufacture of tyre element to fill in the manufacturing method of the tyre element
Set, which has: supporting mass supports the rubber components for the sheet for being embedded with cord；Opening portion, along institute
The end for stating rubber components extends and is set to the supporting mass；A pair of engaging roller, they draw the end of the rubber components
Closely and the end of the rubber components is engaged each other,
The engagement roller is moved by the end of rubber components described in the interior lateral edge in the opening portion, by the rubber section
The end of part is furthered and is engaged,
The lower surface of the rubber components is supported in front of the moving direction of the engagement roller.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-169641 | 2017-09-04 | ||
| JP2017169641A JP7017884B2 (en) | 2017-09-04 | 2017-09-04 | Tire parts manufacturing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109421303A true CN109421303A (en) | 2019-03-05 |
| CN109421303B CN109421303B (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810933143.6A Active CN109421303B (en) | 2017-09-04 | 2018-08-16 | Tire member manufacturing device and tire member manufacturing method |
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| Country | Link |
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| JP (1) | JP7017884B2 (en) |
| CN (1) | CN109421303B (en) |
Families Citing this family (2)
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|---|---|---|---|---|
| JP7441065B2 (en) * | 2020-02-10 | 2024-02-29 | Ｔｏｙｏ Ｔｉｒｅ株式会社 | Tire component manufacturing method and tire component joining device |
| NL2027675B1 (en) * | 2021-03-01 | 2022-09-20 | Vmi Holland Bv | Method and splicer for splicing a leading end and a trailing end of a tire component |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101081548A (en) * | 2006-06-01 | 2007-12-05 | 住友橡胶工业株式会社 | Method and apparatus for butt-jointing edges of elastic material sheet |
| JP2011212858A (en) * | 2010-03-31 | 2011-10-27 | Bridgestone Corp | Joining device and manufacturing method of tire component member |
| CN103930261A (en) * | 2011-11-08 | 2014-07-16 | 株式会社普利司通 | Butt joint device for sheet-form members, and method of using same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3442468B2 (en) * | 1994-04-05 | 2003-09-02 | 東洋ゴム工業株式会社 | Steel ply bonding equipment for radial tires |
| JP5221412B2 (en) * | 2009-02-23 | 2013-06-26 | 三菱重工マシナリーテクノロジー株式会社 | Carcass ply joining device |
-
2017
- 2017-09-04 JP JP2017169641A patent/JP7017884B2/en active Active
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2018
- 2018-08-16 CN CN201810933143.6A patent/CN109421303B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101081548A (en) * | 2006-06-01 | 2007-12-05 | 住友橡胶工业株式会社 | Method and apparatus for butt-jointing edges of elastic material sheet |
| JP2011212858A (en) * | 2010-03-31 | 2011-10-27 | Bridgestone Corp | Joining device and manufacturing method of tire component member |
| CN103930261A (en) * | 2011-11-08 | 2014-07-16 | 株式会社普利司通 | Butt joint device for sheet-form members, and method of using same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7017884B2 (en) | 2022-02-09 |
| CN109421303B (en) | 2021-07-16 |
| JP2019043064A (en) | 2019-03-22 |
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