JP4600830B2 - Method and apparatus for transferring sheet-like member - Google Patents

Description

  In the manufacturing process of a pneumatic tire for automobiles, for example, the present invention transfers a sheet-like member containing a steel cord such as a belt member formed to a predetermined size from a conveyor to a flat tray, or from the tray. The present invention relates to a transfer method and apparatus for a sheet-like member for transfer to a forming drum.

  In general, this type of sheet-shaped member transfer device includes a conveyor that transports a belt-shaped member having a predetermined width dimension supplied from a belt-shaped member forming machine in a predetermined transport direction and a belt-shaped member on the conveyor. A cutting device for forming a sheet-like member having a length according to the tire size, an endless belt provided above the conveyor and rotating in the predetermined conveying direction in synchronization with the conveyor, and an endless belt A magnet that is provided on the inner peripheral surface side and attracts the sheet-like member fed from the conveyor to the lower surface of the endless belt, and while the sheet-like member is conveyed above the forming drum by the endless belt, The sheet-like member is transferred from the endless belt to the forming drum by pressing and winding the sheet-like member of the endless belt around the outer peripheral surface of the forming drum rotating in the conveying direction. It is known those (for example, see Patent Document 1.).

  By the way, in the transfer device, when molding tires having different width dimensions, it is necessary to set the belt-shaped member molding machine so that belt-shaped members of other width dimensions are molded. In order to do so, it was necessary to stop the molding of the tire with the molding drum. In recent years, the tire types have diversified, and it is necessary to produce a wide variety of tires in small quantities. Therefore, the belt-shaped member forming machine is frequently set, resulting in a decrease in tire productivity. It was.

As the transfer device for solving the above problems, the same belt-shaped member forming machine, conveyor and cutting device as those described above, an adsorption member capable of adsorbing the sheet-like member on the conveyor by air suction, and the adsorption member of the conveyor A moving mechanism for moving the plate-shaped member from above to a plate-shaped tray, a conveyance device capable of conveying the tray on which the sheet-like member is placed in a predetermined conveyance direction, and a rotation device that can be rotated in the conveyance direction by the conveyance device above the conveyance device A sheet-shaped member formed into a predetermined size is temporarily stored on the tray by transferring the sheet-shaped member from the conveyor to the tray by the adsorption member, and the sheet-shaped member is A tray on which a sheet-like member having a size corresponding to the tire size is placed is placed on the transport device, and the sheet-like member on the tray is formed into a molding drum. Of by winding on the outer peripheral surface, that so as to transfer to the forming drum to a sheet-like member in accordance with the tire size of the tray are known (e.g., see Patent Document 2.).
JP-A 61-237626 Japanese Patent Laid-Open No. 7-256781

  However, in the latter device, after the sheet-like member is transferred from the conveyor to the tray, it is necessary to return the suction member from the upper side of the tray to the upper side of the conveyor. There was a problem that it took time.

  In addition, since it is necessary to attach and detach the tray to the transporting device in order to transfer the sheet-like member from the tray to the forming drum, it takes time to transfer the sheet-like member as much as the work to attach and detach the tray to the transporting device. There was a problem that it took.

  The present invention has been made in view of the above problems, and the object of the present invention is to transfer a sheet-like member from a conveyor to a tray in a short time, or from a tray to a winding drum. An object of the present invention is to provide a sheet-like member transfer method and apparatus capable of transferring a member in a short time.

In order to achieve the above object, the present invention provides a sheet-like member transfer method for transferring a sheet-like member containing a steel cord placed on a conveyor to a flat tray in a pneumatic tire manufacturing process. The endless belt provided above the conveyor is rotated in synchronism with the conveyor in the conveying direction of the conveyor, and a sheet-like member on the conveyor is provided by a magnet provided on the inner peripheral surface side of the endless belt. After the sheet-like member is transferred from the conveyor to the endless belt, the sheet-like member is conveyed above the tray by the endless belt , and the tray is moved upward. after contact with the lower surface of the sheet-like member, transferring by releasing the adsorption of the sheet-shaped member by the magnet, the sheet-like member from the endless belt to the tray I have to so that.

As a result, the sheet-like member conveyed by the conveyor is attracted to the lower surface of the endless belt provided above the conveyor, and the sheet-like member is conveyed above the tray by the endless belt, and the adsorption by the magnet is released. Since the sheet-like member is transferred to the tray, the sheet-like member can be transferred from the conveyor to the tray only by conveying the sheet-like member to the endless belt side by the conveyor. The member can be transferred from the conveyor to the tray in a short time. Further, when the sheet-like member is conveyed above the tray by the endless belt, the tray is moved upward so that the upper surface of the tray is brought into contact with the lower surface of the sheet-like member, and then the sheet-like member is attracted by the magnet. Since the release is performed, the sheet-like member on the tray can be accurately positioned.

In order to achieve the above object, the present invention provides a sheet for transferring a steel cord-containing sheet-like member placed on a conveyor onto a flat tray and then transferring it to a winding drum in a pneumatic tire manufacturing process. a transferring method Jo member, together rotate in synchronization with the conveyor in the conveying direction of the conveyor an endless belt provided above the conveyor, provided on the inner peripheral surface of the endless belt The sheet-like member on the conveyor is attracted to the lower surface of the endless belt by the magnet, and after the sheet-like member is transferred from the conveyor to the endless belt, the sheet-like member is conveyed above the tray by the endless belt. After moving the tray upward and bringing the upper surface of the tray into contact with the lower surface of the sheet-like member, the adsorption of the sheet-like member by the magnet is released, The sheet-like member is transferred from Jo belt to the tray, when transferring the sheet-shaped member of steel cords that are transferred to the plate-shaped tray-winding drum, rotatable in a predetermined conveying direction A tray on which a sheet-like member is placed is disposed below the first endless belt for transferring the drum, and the sheet-like member is formed into a first endless shape by a magnet provided on the inner peripheral surface side of the first endless belt. By transferring the sheet-like member from the tray to the first endless belt by adhering to the lower surface of the belt, and then rotating the first endless belt to feed the sheet-like member in the predetermined conveying direction, By rotating the second endless belt for transferring the drum provided below the first endless belt in the conveying direction of the first endless belt so as to be synchronized with the first endless belt, the first endless belt is rotated. From the belt The sheet-like member is transferred to the endless belt, and the second endless belt conveys the sheet-like member below the winding drum, while the second endless belt is rotated on the outer circumferential surface of the winding drum that rotates in the sheet-like member conveying direction. By pressing and winding the sheet-like member on the endless belt, the sheet-like member is transferred from the second endless belt to the winding drum.

As a result, the sheet-like member conveyed by the conveyor is attracted to the lower surface of the endless belt provided above the conveyor, and the sheet-like member is conveyed above the tray by the endless belt, and the adsorption by the magnet is released. Since the sheet-like member is transferred to the tray, the sheet-like member can be transferred from the conveyor to the tray only by conveying the sheet-like member to the endless belt side by the conveyor. The member can be transferred from the conveyor to the tray in a short time. Further, when the sheet-like member is conveyed above the tray by the endless belt, the tray is moved upward so that the upper surface of the tray is brought into contact with the lower surface of the sheet-like member, and then the sheet-like member is attracted by the magnet. Since the release is performed, the sheet-like member on the tray can be accurately positioned. Further, the sheet-like member on the tray is adsorbed and conveyed by the first endless belt, and the sheet-like member is provided from the first endless belt to the second endless belt provided below the first endless belt. The sheet-like member transferred and conveyed by the second endless belt is wound around the outer peripheral surface of the winding drum provided above the second endless belt, so that the sheet-like member is transferred to the winding drum. Therefore, the sheet-like member can be transferred from the tray to the winding drum only by placing the tray on which the sheet-like member is placed below the first endless belt. Can be transferred to the winding drum in a short time.

In order to achieve the above object, the present invention provides a sheet for transferring a steel cord-containing sheet-like member placed on a conveyor onto a flat tray and then transferring it to a winding drum in a pneumatic tire manufacturing process. a transferring method Jo member, together rotate in synchronization with the conveyor in the conveying direction of the conveyor an endless belt provided above the conveyor, provided on the inner peripheral surface of the endless belt The sheet-like member on the conveyor is attracted to the lower surface of the endless belt by the magnet, and after the sheet-like member is transferred from the conveyor to the endless belt, the sheet-like member is conveyed above the tray by the endless belt. After moving the tray upward and bringing the upper surface of the tray into contact with the lower surface of the sheet-like member, the adsorption of the sheet-like member by the magnet is released, The sheet-like member is transferred from Jo belt to the tray, when transferring the sheet-shaped member of steel cords that are transferred to the plate-shaped tray-winding drum, rotatable in a predetermined conveying direction A tray on which a sheet-like member is placed is arranged below an endless belt for drum transfer, and the sheet-like member is endless for drum transfer by a magnet provided on the inner peripheral surface side of the endless belt for drum transfer. The sheet-like member is transferred from the tray to the endless belt for drum transfer by being attracted to the lower surface of the belt-like belt, and then the sheet-like member is conveyed above the winding drum by the endless belt for drum transfer. , sheet by winding presses the sheet-shaped member of the endless belt drum transferred to the outer peripheral surface of the winding drum that rotates in the conveying direction of the sheet-like member, the winding drum from the endless belt drum transfer And so as to transfer the door member.

As a result, the sheet-like member conveyed by the conveyor is attracted to the lower surface of the endless belt provided above the conveyor, and the sheet-like member is conveyed above the tray by the endless belt, and the adsorption by the magnet is released. Since the sheet-like member is transferred to the tray, the sheet-like member can be transferred from the conveyor to the tray only by conveying the sheet-like member to the endless belt side by the conveyor. The member can be transferred from the conveyor to the tray in a short time. Further, when the sheet-like member is conveyed above the tray by the endless belt, the tray is moved upward so that the upper surface of the tray is brought into contact with the lower surface of the sheet-like member, and then the sheet-like member is attracted by the magnet. Since the release is performed, the sheet-like member on the tray can be accurately positioned. Further, the sheet-like member on the tray is adsorbed and conveyed by the endless belt, and the sheet-like member conveyed by the endless belt is wound around the outer peripheral surface of the winding drum provided below the endless belt. As a result, the sheet-like member is transferred onto the winding drum, so that the sheet-like member is transferred from the tray to the winding drum simply by placing the tray on which the sheet-like member is placed below the endless belt. The sheet-like member can be transferred from the tray to the winding drum in a short time.

Further, the present invention is a sheet-shaped member of steel cords placed on the conveyor in a manufacturing process of a pneumatic tire a transfer device of a sheet-like member for transferring the plate-shaped tray, said plate-like A tray support mechanism is provided on which the tray is mounted and can move the mounted tray in the vertical direction. The tray support mechanism is provided to extend from above the conveyor to above the tray mounted on the tray support mechanism . An endless belt that can be rotated to synchronize with the conveyor in the conveying direction, a magnet that is provided on the inner peripheral surface side of the endless belt, and that attracts the sheet-like member to the lower surface of the endless belt, and a sheet-like member made of magnets A suction release means capable of releasing the suction.

The endless belt rotates in synchronization with the conveyor in the conveying direction of the conveyor, and adsorbs the sheet-like member on the conveyor by the magnet provided on the inner peripheral surface side of the endless belt. It is comprised so that a sheet-like member may be transferred from a conveyor.

Further, the sheet-like member is conveyed above the tray by the endless belt, and the tray is moved upward by the tray support mechanism to bring the upper surface of the tray into contact with the lower surface of the sheet-like member, and then the sheet-like member is formed by a magnet. By releasing the adsorption of the member, the sheet-like member is transferred from the endless belt to the tray .

As a result, the sheet-like member conveyed by the conveyor is attracted to the lower surface of the endless belt provided above the conveyor, and the sheet-like member is conveyed above the tray by the endless belt, and the adsorption by the magnet is released. As a result, the sheet-like member is transferred to the tray.

For this reason, the sheet-like member can be transferred from the conveyor to the tray only by conveying the sheet-like member to the endless belt side by the conveyor, and the sheet-like member can be transferred from the conveyor to the tray in a short time. .

Further, when the sheet-like member is conveyed above the tray by the endless belt, the tray is moved upward so that the upper surface of the tray is brought into contact with the lower surface of the sheet-like member, and then the sheet-like member is attracted by the magnet. Since the release is performed, the sheet-like member on the tray can be accurately positioned.

According to the present invention, the sheet-like member can be transferred from the conveyor to the tray in a short time, or the sheet-like member can be transferred from the tray to the winding drum in a short time. This is extremely advantageous in improving productivity when producing tires in small quantities. Further, since the sheet-like member on the tray can be accurately positioned, it is advantageous in improving the tire quality.

  1 to 7 show a first embodiment of the present invention. FIG. 1 is a plan view of a sheet-like member transfer device, FIG. 2 is a partial sectional front view of the sheet-like member transfer device, and FIG. FIG. 6 is an explanatory view of the operation of the sheet-like member transfer device when transferring the sheet-like member from the conveyor to the tray, and FIG. 7 is a schematic view of the belt member forming step.

  The sheet-like member transfer device according to the present embodiment includes a belt supply device 1 that supplies a belt-like member WA containing a steel cord formed in a predetermined width dimension, and a belt-like member WA that is supplied from the belt supply device 1. The cutting device 2 that cuts into lengths to form the strip-shaped member TA, and the plurality of strip-shaped members TA are placed side by side to form a belt member BE as a sheet-shaped member, and the belt member BE Conveyor 10 that can be transported in a predetermined transport direction, endless belt 20 provided above the transport direction of conveyor 10, magnet 30 provided on the inner peripheral surface side of endless belt 20, and endless belt 20 And a tray support mechanism 40 on which a flat tray 3 can be placed.

  The belt supply device 1 supplies a band member WA formed by coating a plurality of aligned steel cords with unvulcanized rubber. The belt supply device 1 is arranged such that the supplied band-shaped member WA forms a predetermined angle with the conveying direction of the conveyor 10.

  The cutting device 2 cuts the belt-like member WA supplied from the belt supply device 1 in the width direction so as to form a predetermined angle with the length direction. The cutting surface by the cutting device 2 is parallel to the conveying direction of the conveyor 10, and the cut strip-shaped member TA is a parallelogram. By changing the length dimension of the strip-shaped member TA, the width dimension of the belt member BE can be changed, and the belt member BE corresponding to the size in the width direction of the tire can be formed.

  The tray 3 is made of aluminum, and has a leg portion 3a extending downward at an end portion in the width direction. When the trays 3 are overlapped in the vertical direction, the leg portion 3a of the upper tray 3 comes into contact with the upper surface of the lower tray 3, and a gap is formed between the upper surface of the lower tray 3 and the lower surface of the upper tray 3. Occurs. That is, the belt members BE can be placed on the respective trays 3 stacked in the vertical direction.

  The conveyor 10 includes an endless belt member 11 on which a plurality of strip-shaped members TA can be arranged in the conveying direction, a pair of rollers 12 that can rotate the belt member 11, and an inner peripheral surface of the belt member 11. And a plate-like magnet 13 provided on the side. That is, the conveyor 10 is a well-known belt conveyor. Each strip-shaped member TA placed on the belt member 11 is joined to each other at its ends to form a single belt member BE. By changing the number of strip members TA, the length dimension of the belt member BE can be changed, and the belt member BE corresponding to the size in the radial direction of the tire can be formed. The magnet 13 is provided along the lower surface of the upper belt member 12 among the belt members 12 between the rollers 11. That is, the belt member BE on the conveyor 10 is reliably positioned in the width direction of the conveyor 10 by the magnet 13.

  The endless belt 20 is supported by a pair of rollers 21 and can be rotated by each roller 21 so as to be synchronized with the conveyor 10 in the conveying direction of the conveyor 10. A known belt conveyor is constituted by the endless belt 20 and each roller 21.

  The magnet 30 has a flat plate shape and is provided along the upper surface of the lower endless belt 20 of the endless belt 20 between the rollers 21. A guide plate 31 made of a magnetic material is provided between the magnet 30 and the endless belt 20. The endless belt 20 is restricted from moving upward by the guide plate 31. The magnet 30 is supported from above by a plurality of cylinders 32 as a moving mechanism, and each cylinder 32 is fixed to a frame (not shown). Each cylinder 32 comprises a well-known air cylinder. That is, the magnet 30 can be moved in the vertical direction by each cylinder 32.

  The tray support mechanism 40 includes a mounting table 41 on which the tray 3 can be mounted, a guide frame 42 that guides the mounting table 41 so as to be movable in the vertical direction, and a known ball screw 43 that is screwed onto the mounting table 41 in the vertical direction. And a known motor 44 for rotating the ball screw 43. That is, by rotating the ball screw 43 by the motor 44, the tray 3 placed on the placement table 41 moves in the vertical direction.

  The sheet-like member transfer device configured as described above transfers the belt member BE formed into a width dimension and a length dimension corresponding to the tire size on the conveyor 10 to the tray 3. Specifically, first, when a belt member BE having a predetermined width and length is formed on the conveyor 10, the conveyor 10 conveys the belt member BE to the endless belt 20 side that is a predetermined conveyance direction. The endless belt 20 is rotated in synchronization with the conveyor 10 in the conveying direction of the conveyor 10 (see FIG. 3). At this time, the magnet 30 is disposed below by each cylinder 32, and the lower surface of the magnet 30 is in contact with the guide plate 31. As a result, the belt member BE delivered from the conveyor 10 is attracted to the lower surface of the endless belt 20 by the magnet 30, and the belt member BE is transferred from the conveyor 10 to the endless belt 20. The belt member BE is conveyed above the tray 3 on the tray support mechanism 40 by the endless belt 20.

  Next, the tray 3 is moved upward by the tray support mechanism 40, and the upper surface of the tray 3 is brought into contact with the lower surface of the belt member BE (see FIG. 4). Moreover, the magnet 30 is moved upward by each cylinder 32 (refer FIG. 5). Thereby, adsorption | suction of the belt member BE by the magnet 30 is cancelled | released. Subsequently, the tray 3 is moved downward by the tray support mechanism 40 (see FIG. 6).

  Next, when a new belt member BE is transferred to the tray 3, the new tray 3 is placed on the tray 3 moved downward, and the belt member BE is newly formed on the conveyor 10, and the belt member BE. By transporting the belt member BE to the endless belt 20 side by the conveyor 10, the belt member BE newly formed can be transferred to the tray 3 in the same manner as described above.

  The trays 3 on which the belt members BE are placed are stacked in a predetermined number of steps in the vertical direction and stored in a predetermined storage position. Further, a plurality of types of belt members BE are formed according to the tire size, and the formed belt member BE is stored for each tire size. As shown in FIG. 7, the tray 3 on which the belt member BE corresponding to the tire size formed by the forming drum 4 as the winding drum among the stored trays 3 is placed is moved from the storage position to the forming drum 4. Carried to the side. That is, by forming a plurality of types of belt members BE in advance and storing them in the tray 3, the belt member BE corresponding to the tire size can be immediately produced when a variety of tires are produced little by little on the forming drum 4. Can be prepared.

  Thus, according to this embodiment, the belt member BE of the conveyor 10 is adsorbed to the endless belt 20 provided above the conveyor 10, and the belt member BE is conveyed above the tray 3 by the endless belt 20. In addition, since the belt member BE is transferred from the conveyor 10 to the tray 3 by releasing the adsorption of the magnet 30, the belt member BE is simply transported to the endless belt 20 side by the conveyor 10. The BE can be transferred from the conveyor 10 to the tray 3. That is, the belt member BE can be transferred from the conveyor 10 to the tray 3 in a short time, which is extremely advantageous in improving the productivity when producing various types of tires little by little.

  Further, when the belt member BE is conveyed above the tray 3 by the endless belt 20, the tray 3 is moved upward to bring the upper surface of the tray 3 into contact with the lower surface of the belt member BE, and then the belt by the magnet 3 is used. Since the adsorption of the member BE is released, the positioning of the belt member BE on the tray 3 can be accurately performed, which is advantageous in improving the tire quality.

  Further, since the magnet 30 is moved upward by each cylinder 32 in order to release the adsorption of the belt member BE by the magnet 30, the adsorption of the belt member BE by the magnet 30 can be reliably released by a simple structure. Thus, the transfer belt member BE can be reliably transferred to the tray 3.

  In the present embodiment, the magnet 30 is moved upward to release the adsorption of the belt member BE by the magnet 30, but the magnet 30 is composed of an electromagnet, and the electromagnet is energized. It is also possible to release the adsorption of the belt member BE.

  FIGS. 7 to 13 show a second embodiment of the present invention. FIG. 7 is a schematic view of a belt member forming process, FIG. 8 is a plan view of a sheet-like member transfer device, and FIG. FIG. 10 to FIG. 13 are operation explanatory views of the sheet-like member transfer device when the sheet-like member is transferred from the tray to the forming drum. In addition, the same code | symbol is attached | subjected and shown to the component equivalent to 1st Embodiment.

  The sheet-like member transfer device according to the present embodiment extends from the lower end of the first endless belt 50 in the conveying direction to the lower side of the forming drum 4. A second endless belt 60 provided as described above, a magnet 70 provided on the inner peripheral surface side of the first endless belt 50, and a magnet 80 provided on the inner peripheral surface side of the second endless belt 60. And a tray support mechanism 90 that is provided below the first endless belt 50 and on which the tray 3 can be placed.

  The forming drum 4 is formed so as to be able to wind the belt member BE, and has a plurality of suction holes that can suck the belt member BE by suction of air on the outer peripheral surface. The forming drum 4 is rotated by the support mechanism 4a.

  The first endless belt 50 is supported by a pair of rollers 51 and is rotated by each roller 51 in a predetermined transport direction. The first endless belt 50 and each roller 51 constitute a known belt conveyor.

  The second endless belt 60 is supported by a pair of rollers 61, and can be rotated by each roller 61 so as to synchronize with the first endless belt 50 in the conveying direction of the first endless belt 50. The second endless belt 60 and each roller 61 constitute a known belt conveyor.

  The magnet 70 has a flat plate shape and is provided along the upper surface of the lower first endless belt 50 among the first endless belts 50 between the rollers 51. The magnet 70 is provided so as to extend from above the tray 3 supported by the tray support mechanism 90 to above the second endless belt 60. A guide plate 71 made of a magnetic material is provided between the magnet 70 and the endless belt 50. The endless belt 50 is restricted from moving upward by the guide plate 71.

  The magnet 80 has a flat plate shape and is provided along the lower surface of the upper second endless belt 60 among the second endless belts 60 between the rollers 61. That is, when the belt member BE is placed on the second endless belt 60, the belt member BE is reliably positioned in the width direction of the second endless belt 60 by the magnet 80.

  The tray support mechanism 90 includes a mounting table 91 on which the tray 3 can be mounted, a guide frame 92 that guides the mounting table 91 so as to be movable in the vertical direction, and a known ball screw 93 that is screwed onto the mounting table 91 in the vertical direction. And a known motor 94 for rotating the ball screw 93. That is, when the ball screw 93 is rotated by the motor 94, the tray 3 placed on the placement table 91 moves in the vertical direction.

  The sheet-like member transfer device configured as described above transfers the belt member BE of the tray 3 placed on the tray support mechanism 90 to the forming drum 4. Specifically, first, the tray 3 is placed on the tray support mechanism 90 in accordance with the tire size formed by the forming drum 4. A belt member BE corresponding to the tire size is placed on the tray 3. Next, the tray 3 is moved upward by the tray support mechanism 90, and the upper surface of the belt member BE of the tray 3 is brought into contact with the lower surface of the first endless belt 50 (see FIG. 10). Thereby, the belt member BE is attracted to the lower surface of the first endless belt 50 by the magnet 70. Next, the tray 3 is moved downward by the tray support mechanism 90 (see FIG. 11). As a result, the belt member BE is transferred from the tray 3 to the first endless belt 50.

  Next, the second endless belt 60 is moved in the transport direction of the first endless belt 50 while the belt member BE is transported to the second endless belt 60 side which is the predetermined transport direction by the first endless belt 50. 1 Rotate to synchronize with endless belt 50 (see FIG. 12). As a result, the belt member BE fed from the first endless belt 50 is placed on the second endless belt 60 and is conveyed below the forming drum 40 by the second endless belt 60. At this time, the belt member BE is attracted to the upper surface of the second endless belt 60 by the magnet 80, and the belt member BE is positioned in the width direction of the second endless belt 60.

  Subsequently, the belt member BE conveyed below the forming drum 4 is pressed against the outer peripheral surface of the forming drum 4 by the second endless belt 60 and wound around the outer peripheral surface of the forming drum 4 (see FIG. 13). At this time, the forming drum 4 rotates so as to synchronize with the second endless belt 60 in the conveying direction of the second endless belt 60, and sucks the belt member BE through suction holes provided on the outer peripheral surface. As a result, the belt member BE is transferred from the second endless belt 60 to the forming drum 4.

  When the next belt member BE is transferred to the forming drum 4, first, the tray 3 of the tray support mechanism 90 is removed to remove the tray 3 on which the next belt member BE is placed from the first endless belt. 50 below. Next, the belt member BE on the tray 3 is brought into contact with the lower surface of the first endless belt 50 by the tray support mechanism 90, whereby the next belt member BE can be transferred to the forming drum 4 in the same manner as described above. it can.

  When changing the tire size formed by the forming drum 4, it is only necessary to place the tray 3 on which the belt member BE corresponding to the tire size to be formed next is placed on the tray support mechanism 90. In addition, by forming a plurality of types of belt members BE in advance and storing them in the tray 3, when producing various types of tires in small quantities on the forming drum 4, the belt members BE corresponding to the tire size can be immediately produced. Can be prepared.

  As described above, according to the present embodiment, the belt member BE on the tray 3 is sucked and transported to the first endless belt 50, and from the first endless belt 50 to below the first endless belt 50. The outer peripheral surface of the forming drum 4 in which the belt member BE is transferred to the second endless belt 60 provided and the belt member BE conveyed by the second endless belt 60 is provided above the second endless belt 60. Since the belt member BE is transferred from the tray 3 to the forming drum 4 by being wound around the belt 3, the belt 3 can be simply placed below the first endless belt 50 by placing the tray 3 on which the belt member BE is placed. The member BE can be transferred from the tray 3 to the forming drum 4. That is, the belt member BE can be transferred from the tray 3 to the forming drum 4 in a short time, which is extremely advantageous for improving the productivity when producing various types of tires little by little.

  Further, after the tray 3 is disposed below the first endless belt 50, the tray 3 is moved upward by the tray support mechanism 90 so that the belt member BE on the tray 3 contacts the lower surface of the first endless belt 50. As a result, the belt member BE is attracted to the lower surface of the first endless belt 50, so that the belt member BE can be accurately positioned with respect to the first endless belt 50, and the quality of the tire is improved. It is advantageous in aiming at.

  In addition, since the magnet 80 is provided on the inner peripheral surface side of the second endless belt 60 and the belt member BE is attracted to the upper surface of the second endless belt 60 by the magnet 80, the belt member BE has the second endless shape. Positioning in the width direction of the belt 60 is advantageous in improving the quality of the tire.

  14 to 18 show a third embodiment of the present invention. FIG. 14 is a plan view of the sheet-like member transfer device, FIG. 15 is a partial sectional front view of the sheet-like member transfer device, and FIG. FIG. 18 to FIG. 18 are explanatory views of the operation of the sheet-like member transfer device when the sheet-like member is transferred from the tray to the forming drum. In addition, the same code | symbol is attached | subjected and shown to the component equivalent to 2nd Embodiment.

  The sheet-like member transfer device according to the present embodiment includes an endless belt 100 that can rotate in a predetermined conveyance direction, and a tray support mechanism 90 that is provided below the endless belt 100 and is equivalent to the second embodiment. , And a magnet 110 provided on the inner peripheral surface side of the endless belt 100.

  The first endless belt 100 is provided so as to extend upward from the forming drum 4, is supported from the inner peripheral surface side by a pair of rollers 101, and is rotated in a predetermined conveyance direction by each roller 101. The endless belt 100 and each roller 101 constitute a known belt conveyor.

  The magnet 110 has a flat plate shape and is provided along the upper surface of the lower endless belt 100 among the endless belt 100 between the rollers 101. Further, the magnet 110 is provided so as to extend from above the tray 3 supported by the tray support mechanism 90 to above the forming drum 4. A guide plate 111 made of a nonmagnetic material is provided between the magnet 110 and the endless belt 100. The endless belt 100 is restricted from moving upward by the guide plate 111.

  The sheet-like member transfer device configured as described above transfers the belt member BE of the tray 3 placed on the tray support mechanism 90 to the forming drum 4. Specifically, first, the tray 3 is placed on the tray support mechanism 90 in accordance with the tire size formed by the forming drum 4. A belt member BE corresponding to the tire size is placed on the tray 3. Next, the tray 3 is moved upward by the tray support mechanism 90, and the upper surface of the belt member BE of the tray 3 is brought into contact with the lower surface of the endless belt 100 (see FIG. 16). Thereby, the belt member BE is attracted to the lower surface of the endless belt 100 by the magnet 110. Next, the tray 3 is moved downward by the tray support mechanism 90 (see FIG. 17). As a result, the belt member BE is transferred from the tray 3 to the endless belt 100.

  Next, while the belt member BE is transported to the molding drum 4 side that is the predetermined transport direction by the first endless belt 100, the molding drum 4 is synchronized with the endless belt 100 in the transport direction of the endless belt 100. Rotate (see FIG. 18). As a result, the belt member BE is conveyed above the molding drum 4 and the belt member BE conveyed above the molding drum 4 is pressed against the outer peripheral surface of the molding drum 4 by the endless belt 100. Further, the forming drum 4 sucks the belt member BE through suction holes provided on the outer peripheral surface. The belt member BE is wound around the outer peripheral surface of the forming drum 4, and the belt member BE is transferred from the endless belt 100 to the forming drum 4.

  When the next belt member BE is transferred to the forming drum 4, first, the tray 3 of the tray support mechanism 90 is removed to remove the tray 3 on which the next belt member BE is placed from the first endless belt. Place below 100. Next, the belt member BE on the tray 3 is brought into contact with the lower surface of the first endless belt 100 by the tray support mechanism 90, whereby the next belt member BE can be transferred to the forming drum 4 in the same manner as described above. it can.

  When changing the tire size formed by the forming drum 4, it is only necessary to place the tray 3 on which the belt member BE corresponding to the tire size to be formed next is placed on the tray support mechanism 90. In addition, by forming a plurality of types of belt members BE in advance and storing them in the tray 3, when producing various types of tires in small quantities on the forming drum 4, the belt members BE corresponding to the tire size can be immediately produced. Can be prepared.

  As described above, according to the present embodiment, the belt member BE on the tray 3 is sucked and transported to the endless belt 100, and the belt member BE transported by the endless belt 100 is located below the endless belt 100. Since the belt member BE is transferred from the tray 3 to the forming drum 4 by being wound around the outer peripheral surface of the forming drum 4 provided on the endless belt 100, the tray on which the belt member BE is placed is attached to the endless belt 100. The belt member BE can be transferred from the tray 3 to the forming drum 4 simply by disposing it below. That is, the belt member BE can be transferred from the tray 3 to the forming drum 4 in a short time, which is extremely advantageous for improving the productivity when producing various types of tires little by little.

  Further, after the tray 3 is disposed below the endless belt 100, the tray 3 is moved upward by the tray support mechanism 90 to bring the belt member BE on the tray 3 into contact with the lower surface of the endless belt 100. Since the belt member BE is attracted to the lower surface of the endless belt 100, the belt member BE can be accurately positioned with respect to the endless belt 100, which is advantageous in improving the quality of the tire.

The top view of the sheet-like member transfer apparatus which shows 1st Embodiment in this invention Partial cross-sectional front view of sheet-like member transfer device Operation explanatory diagram of the sheet-like member transfer device when the sheet-like member is transferred from the conveyor to the tray Operation explanatory diagram of the sheet-like member transfer device when the sheet-like member is transferred from the conveyor to the tray Operation explanatory diagram of the sheet-like member transfer device when the sheet-like member is transferred from the conveyor to the tray Operation explanatory diagram of the sheet-like member transfer device when the sheet-like member is transferred from the conveyor to the tray Schematic diagram of belt member molding process The top view of the sheet-like member transfer apparatus which shows 2nd Embodiment in this invention Partial cross-sectional front view of sheet-like member transfer device Operation explanatory diagram of the sheet-like member transfer device when transferring the sheet-like member from the tray to the forming drum Operation explanatory diagram of the sheet-like member transfer device when transferring the sheet-like member from the tray to the forming drum Operation explanatory diagram of the sheet-like member transfer device when transferring the sheet-like member from the tray to the forming drum Operation explanatory diagram of the sheet-like member transfer device when transferring the sheet-like member from the tray to the forming drum The top view of the sheet-like member transfer apparatus which shows the 3rd Embodiment in this invention. Partial cross-sectional front view of sheet-like member transfer device Operation explanatory diagram of the sheet-like member transfer device when transferring the sheet-like member from the tray to the forming drum Operation explanatory diagram of the sheet-like member transfer device when transferring the sheet-like member from the tray to the forming drum Operation explanatory diagram of the sheet-like member transfer device when transferring the sheet-like member from the tray to the forming drum

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Belt supply apparatus, 2 ... Cutting apparatus, 3 ... Tray, 4 ... Molding drum, 10 ... Conveyor, 11 ... Belt member, 12 ... Roller, 13 ... Magnet, 20 ... Endless belt, 21 ... Roller, 30 ... Magnet 31 ... Guide plate, 32 ... Cylinder, 40 ... Tray support mechanism, 41 ... Placing table, 42 ... Guide plate, 43 ... Ball screw, 44 ... Motor, 50 ... First endless belt, 51 ... Roller, 60 ... Second Endless belt, 61 ... roller, 70 ... magnet, 71 ... guide plate, 80 ... magnet, 90 ... tray support mechanism, 91 ... mounting table, 92 ... guide frame, 93 ... ball screw, 94 ... motor, 100 ... endless belt DESCRIPTION OF SYMBOLS 101 ... Roller, 110 ... Magnet, 111 ... Guide plate, WA ... Strip member, TA ... Strip member, BE ... Belt member.

Claims (9)

In the manufacturing process of a pneumatic tire, a sheet-like member transfer method for transferring a steel cord-containing sheet-like member placed on a conveyor to a flat tray,
The endless belt provided above the conveyor is rotated so as to synchronize with the conveyor in the conveying direction of the conveyor, and the sheet-like member on the conveyor is endlessly provided by the magnet provided on the inner peripheral surface side of the endless belt. After transferring the sheet-like member from the conveyor to the endless belt by adsorbing to the lower surface of the belt,
The sheet-like member is conveyed above the tray by the endless belt , and the tray is moved upward to bring the upper surface of the tray into contact with the lower surface of the sheet-like member, and then the adsorption of the sheet-like member by the magnet is released. A sheet-like member transfer method comprising: transferring a sheet-like member from an endless belt to a tray. In the manufacturing process of the pneumatic tire, a sheet-like member transfer method in which the steel-cored sheet-like member placed on the conveyor is transferred to the winding drum after being transferred to the flat tray ,
The endless belt provided above the conveyor is rotated so as to synchronize with the conveyor in the conveying direction of the conveyor, and the sheet-like member on the conveyor is endlessly provided by the magnet provided on the inner peripheral surface side of the endless belt. After transferring the sheet-like member from the conveyor to the endless belt by adsorbing to the lower surface of the belt,
The sheet-like member is conveyed above the tray by the endless belt, and the tray is moved upward to bring the upper surface of the tray into contact with the lower surface of the sheet-like member, and then the adsorption of the sheet-like member by the magnet is released. By transferring the sheet-like member from the endless belt to the tray,
When the steel cord-containing sheet-like member transferred to the flat tray is transferred to the winding drum, it is below the first endless belt for drum transfer that can be rotated in a predetermined conveying direction. The tray on which the sheet-like member is placed is arranged, and the sheet-like member is attracted to the lower surface of the first endless belt by the magnet provided on the inner peripheral surface side of the first endless belt, thereby the first from the tray. After transferring the sheet-like member to the endless belt,
By rotating the first endless belt , the second endless belt for transferring the drum provided below the first endless belt is fed into the first endless state while feeding the sheet-like member in the predetermined conveying direction. The sheet-like member is transferred from the first endless belt to the second endless belt by rotating the belt so as to be synchronized with the first endless belt,
While the sheet-like member is conveyed below the winding drum by the second endless belt, the sheet-like member on the second endless belt is pressed and wound on the outer peripheral surface of the winding drum that rotates in the conveying direction of the sheet-like member. By attaching, a sheet-like member is transferred from a 2nd endless belt to a winding drum. The transfer method of the sheet-like member characterized by the above-mentioned. After placing the tray below the first endless belt, the tray is moved upward to bring the sheet-like member on the tray into contact with the lower surface of the first endless belt, so that the sheet-like member is moved by the magnet. The sheet-like member transfer method according to claim 2 , wherein the sheet-like member is adsorbed on the lower surface of the endless belt. In the manufacturing process of the pneumatic tire, a sheet-like member transfer method in which the steel-cored sheet-like member placed on the conveyor is transferred to the winding drum after being transferred to the flat tray ,
The endless belt provided above the conveyor is rotated so as to synchronize with the conveyor in the conveying direction of the conveyor, and the sheet-like member on the conveyor is endlessly provided by the magnet provided on the inner peripheral surface side of the endless belt. After transferring the sheet-like member from the conveyor to the endless belt by adsorbing to the lower surface of the belt,
The sheet-like member is conveyed above the tray by the endless belt, and the tray is moved upward to bring the upper surface of the tray into contact with the lower surface of the sheet-like member, and then the adsorption of the sheet-like member by the magnet is released. By transferring the sheet-like member from the endless belt to the tray,
When the sheet-like member containing the steel cord transferred to the flat tray is transferred to the winding drum, the sheet-like member is provided below the endless belt for drum transfer that can be rotated in a predetermined conveying direction. with placing the tray is placed, and by adsorbing the sheet-like member on the lower surface of the drum transfer for the endless belt by a magnet provided on the inner peripheral surface of the drum transfer for the endless belt, a drum from the tray After transferring the sheet-like member to the endless belt for transfer,
While the sheet-like member is conveyed above the winding drum by the endless belt for drum transfer , the sheet-like member of the endless belt for drum transfer is placed on the outer peripheral surface of the winding drum that rotates in the conveying direction of the sheet-like member. A sheet-like member transfer method comprising transferring a sheet-like member from a drum transfer endless belt to a winding drum by pressing and winding. After disposing the tray below the endless belt for drum transfer , the tray is moved upward to bring the sheet-like member on the tray into contact with the lower surface of the endless belt for drum transfer. The sheet-like member transfer method according to claim 4 , wherein the magnet is adsorbed to the lower surface of the endless belt for drum transfer by a magnet. The magnet is arranged on the inner peripheral surface side of the endless belt so as to follow the lower surface belt of the endless belt, and the endless belt moves upward between the lower surface belt and the magnet. A guide plate is provided to regulate
By moving the magnet upward with respect to the lower surface belt and the guide plate of the endless belt, the adsorption of the sheet-like member by the magnet is performed.
The method for transferring a sheet-like member according to any one of claims 1, 2, 3, 4, 5 and 6. A sheet-like member transfer device for transferring a steel-cored sheet-like member placed on a conveyor in a pneumatic tire manufacturing process to a flat tray,
A tray support mechanism on which the flat tray is placed, and the placed tray can be moved vertically;
An endless belt which is provided so as to extend from above the conveyor over the tray placed on the tray support mechanism and is rotatable in synchronization with the conveyor in the conveying direction of the conveyor;
A magnet that is provided on the inner peripheral surface side of the endless belt, and that attracts the sheet-like member to the lower surface of the endless belt;
A suction release means capable of releasing the suction of the sheet-like member by the magnet ,
The endless belt rotates in synchronism with the conveyor in the conveying direction of the conveyor, and from the conveyor by adsorbing the sheet-like member on the conveyor by the magnet provided on the inner peripheral surface side of the endless belt. The sheet-like member is configured to be transferred,
The endless belt conveys the sheet-like member above the tray, and the tray support mechanism moves the tray upward to bring the upper surface of the tray into contact with the lower surface of the sheet-like member. An apparatus for transferring a sheet-like member , wherein the sheet-like member is transferred from an endless belt to a tray by releasing the suction . 8. The sheet-like member transfer device according to claim 7 , wherein the attraction release means is constituted by a moving mechanism for moving a magnet in a vertical direction. The magnet is arranged on the inner peripheral surface side of the endless belt so as to be along the lower surface belt of the endless belt, and the endless belt moves upward between the lower surface belt and the magnet. A guide plate that regulates
The apparatus for transferring a sheet-like member according to claim 7 , wherein the attraction releasing means comprises a moving mechanism for moving the magnet upward with respect to the lower surface belt of the endless belt and the guide plate. .

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