WO2015025398A1

WO2015025398A1 - Article production system, article production method, and pallet

Info

Publication number: WO2015025398A1
Application number: PCT/JP2013/072393
Authority: WO
Inventors: 小川　剛史; 谷口　憲彦; 浩志高田
Original assignee: 株式会社アシックス; 株式会社安川電機
Priority date: 2013-08-22
Filing date: 2013-08-22
Publication date: 2015-02-26
Also published as: JP6329548B2; JPWO2015025398A1

Abstract

This article production system (100) is configured such that a workpiece (200) reciprocates along a workpiece movement path including: a forward path (P1) provided with a carry-in unit (1), a drying unit (2), an attachment unit (6, 7), a workpiece-moving robot (4, 8), and a carry-out unit (10) provided in the vicinity of the carry-in unit; and a return path (P2) provided adjacent to the forward path.

Description

Article manufacturing system, article manufacturing method, and pallet

The present invention relates to an article manufacturing system, an article manufacturing method, and a pallet.

Conventionally, an article manufacturing system equipped with a robot is known. Such an article manufacturing system is disclosed in, for example, Japanese Patent Application Laid-Open No. 2003-62727.

In the assembly apparatus (article manufacturing system) disclosed in the above Japanese Patent Application Laid-Open No. 2003-62727, the assembly line is looped (rectangular ring) by connecting the component supply station and the component assembly station by a roller conveyor. It is configured. In addition, an assembly robot is arranged along the assembly line at the parts assembly station. Then, after a plurality of components are placed on the transport pallet at the component supply station, the pallet transported by the roller conveyor is moved to the component assembly station along the loop-shaped (rectangular annular) assembly line. . Then, at the parts assembly station, a plurality of parts are assembled by an assembly robot to form a finished product. Further, the finished product is placed on a conveyor for the next process arranged in the vicinity of the component assembly station having a loop-shaped assembly line (a position away from the component supply station).

JP 2003-62727 A

However, the assembly apparatus disclosed in Japanese Patent Laid-Open No. 2003-62727 has a problem that the assembly line is relatively large because the assembly line is configured in a loop shape (rectangular ring).

The present invention has been made to solve the above-described problems, and one object of the present invention is to provide an article manufacturing system and an article manufacturing method capable of suppressing an increase in installation area. Is to provide.

In order to achieve the above object, an article manufacturing system according to a first aspect is arranged in the vicinity of a carry-in section into which a work is carried in and a carry-out section in which the work is carried out and provided near the carry-in section. A drying unit for drying, an attachment unit for attaching an adhesive to the workpiece dried by the drying unit, and a workpiece moving robot for moving the workpiece, a carry-in unit, a drying unit, an adhesion unit, and a workpiece moving robot And a work movement path including a return path provided adjacent to the forward path in which the work path and the carry-out section are provided are configured to reciprocate.

In the article manufacturing system according to the first aspect, as described above, the carry-out unit from which the workpiece is carried out is provided in the vicinity of the carry-in unit, and the carry-in unit, the drying unit, the attachment unit, the workpiece moving robot, and the carry-out unit are provided. Unlike the case where the work moves along a path in which the work is formed in a rectangular ring, the work moving path including the forward path provided and the return path provided adjacent to the forward path is configured to reciprocate. Are arranged so as to be adjacent to each other without being separated from each other, it is possible to suppress an increase in the work movement path (the installation area of the article manufacturing system). Further, by providing the carry-out unit in the vicinity of the carry-in unit, it is possible to improve the work efficiency when the worker performs the carry-in and carry-out operations.

The article manufacturing method according to the second aspect is provided with a carry-in unit into which a work is carried in, a drying unit, an attachment unit, a robot for moving the work, and a carry-out unit provided in the vicinity of the carry-in unit while carrying out the work. A method of manufacturing an article that is manufactured on a workpiece moving path including a forward path in which a workpiece is reciprocated and a return path provided adjacent to the forward path, wherein the workpiece is dried by a drying section and bonded to the workpiece by an attachment section. A step of attaching the agent, and a step of moving the workpiece by the workpiece moving robot.

In the article manufacturing method according to the second aspect, as described above, the carry-in unit into which the work is carried in, the drying unit, the attachment unit, the workpiece moving robot, and the work-out robot provided in the vicinity of the carry-in unit. And a work movement path including a return path provided so as to be adjacent to the forward path in which the work reciprocates, and a process of drying the work by the drying unit, and a process of attaching an adhesive to the work by the attachment part Unlike the case where the work moves along a path in which the work is formed in a rectangular ring by performing the process of moving the work by the work moving robot, the forward path and the return path are arranged so as to be adjacent to each other without being separated from each other. Therefore, the manufacturing method of the articles | goods which can suppress that a workpiece | work movement path | route (installation area | region) becomes large can be provided. Moreover, the manufacturing method of the articles | goods which can improve the working efficiency when an operator performs carrying-in and carrying-out operation | movement by providing a carrying-out part in the vicinity of a carrying-in part can be provided.

In the present application, apart from the configurations according to the first and second aspects, the following other configurations are also conceivable.

That is, a pallet according to another configuration of the present application is disposed in the vicinity of a carry-in unit into which a work is carried in and a carry-out unit from which the work is carried out, and adheres to a drying unit that dries the work and a work that has been dried by the drying unit. A pallet used in an article manufacturing system having an attachment portion to which an agent is attached, wherein the work includes a pair of first work and second work to be combined after the adhesive is attached. A first pallet main body portion to be placed and a second pallet main body portion having substantially the same shape as the first pallet main body portion to place the second workpiece. If comprised in this way, even when a 1st workpiece | work and a 2nd workpiece | work have a mutually different shape, since a 1st workpiece | work and a 2nd workpiece | work can be mounted in the pallet main-body part of a substantially identical shape, It is possible to save the trouble of preparing a pallet having a different shape every time.

According to the article manufacturing system and article manufacturing method, it is possible to suppress an increase in the installation area.

1 is a diagram illustrating an overall configuration of an article manufacturing system according to an embodiment. It is a front view of the pallet by one Embodiment. It is a perspective view of the pallet by one Embodiment. It is a perspective view of the pallet in the state by which the workpiece | work by one Embodiment was mounted. It is a side view of the drying apparatus by one Embodiment. It is a top view of the mounting part of the drying apparatus by one Embodiment. It is an expansion perspective view of the mounting part of the drying apparatus by one Embodiment. It is a side view of the hand of the robot for drying apparatuses by one Embodiment. It is a top view of the hand of the robot for drying apparatuses by one Embodiment. It is a side view of the hand of the robot for the 1st work movement by one embodiment. It is a top view of the hand of the robot for the 1st work movement by one embodiment. It is a figure which shows a mode that the robot for 1st workpiece | work movement by one Embodiment hold | maintains a pallet. It is a perspective view of the double-arm robot by one Embodiment. It is a side view of the hand of the robot for the 2nd work movement by one embodiment. It is a top view of the hand of the robot for the 2nd work movement by one embodiment. It is a side view of the conveying apparatus by one Embodiment. It is a perspective view of the conveyance apparatus by one Embodiment. It is a figure which shows the whole structure of the manufacturing system of the articles | goods by the modification of one Embodiment.

Hereinafter, embodiments will be described with reference to the drawings.

First, the configuration of the adhesive application drying system 100 according to the present embodiment will be described with reference to FIGS. The adhesive application drying system 100 is an example of an “article manufacturing system”.

As shown in FIG. 1, the adhesive application drying system 100 includes a loading unit 1 on which a workpiece 200 to be loaded is placed, a drying device 2, a drying device robot 3, and a first workpiece moving robot 4. , An ultraviolet irradiation device 5, a coating robot 6, a roll coater 7, a second workpiece moving robot 8, a transport device 9, and a carry-out unit 10. The application robot 6 and the second workpiece movement robot 8 are respectively composed of one and the other robot arms of the double-arm robot 11. The adhesive coating / drying system 100 is provided with a control panel 12 that controls the overall operation of the adhesive coating / drying system 100. The drying device 2 is an example of a “drying unit”. The drying device robot 3 is an example of a “drying unit robot”. The first workpiece moving robot 4 and the second workpiece moving robot 8 are examples of the “work moving robot”. Further, the application robot 6 and the roll coater 7 are examples of “attachment part”. The transport device 9 is an example of a “transport unit”. The ultraviolet irradiation device 5 is an example of a “treatment agent curing unit”.

Here, in the present embodiment, the carry-in unit 1, the drying device 2, the first workpiece moving robot 4, the coating robot 6, the roll coater 7, the second workpiece moving robot 8, and the transfer device 9. In addition, the workpiece 200 (a first workpiece 200a and a second workpiece 200b to be described later) is configured to reciprocate along a workpiece movement path including the forward path P1 and the backward path P2 in which the unloading unit 10 is provided. Specifically, the carry-in unit 1, the drying device 2, the first workpiece moving robot 4, the coating robot 6, and the roll coater 7 are arranged in the forward path P1. Moreover, the conveying apparatus 9 and the drying apparatus 2 are arrange | positioned at the return path P2 provided so that it may adjoin to the outward path P1. The first workpiece 200a and the second workpiece 200b are configured to be dried in the drying device 2 by the same number, and the adhesive is applied to the roll coater 7 and the coating robot 6.

The workpiece 200 is configured to move along the X1 direction in the drying device 2 in the forward path P1, and to move along the Y2 direction in the ultraviolet irradiation device 5 and the roll coater 7. Further, the workpiece 200 is configured to move along the Y1 direction in the transport device 9 on the return path P2. That is, the workpiece movement path has an L shape. The detailed configuration of the adhesive application drying system 100 will be described below.

As shown in FIG. 1, in this embodiment, the workpiece 200 includes a first workpiece 200 a made of a midsole (a sole member having a cushioning property provided on the outer sole) and an outer sole (a portion in contact with the ground). 2nd work 200b which consists of sole members. The first workpiece 200a and the second workpiece 200b are a set (a pair) of workpieces 200 that are bonded to each other after the adhesive is applied (after being carried out to the carry-out portion 10) to form a constituent part of the shoe. In addition to the combination of the midsole and the outsole of the present embodiment, the work 200 that forms the constituent part of the shoe includes a sole member of the shoe such as a midsole, an outer sole, a shank (a sole member that suppresses twisting). Can be appropriately combined from a single member or a plurality of members, and an upper (a shoe upper) and a sole (consisting of a single member or a plurality of members) can be combined appropriately.

As shown in FIGS. 2 to 4, the pallet 13 for placing the workpiece 200 (the pallet 13a for placing the first workpiece 200a and the pallet 13b for placing the second workpiece 200b) is made of resin, for example. It has a substantially rectangular shape. The pallet 13a and the pallet 13b are examples of a “first pallet main body” and a “second pallet main body”, respectively. Here, in the present embodiment, a movement operation from when the work 200 is placed on the pallet 13 to when it is carried into the carry-in unit 1 until it is carried out to the carry-out unit 10 is performed. Further, the drying device robot 3, the first workpiece moving robot 4, and the second workpiece moving robot 8 are configured to move the workpiece 200 by holding and moving the pallet 13. . In addition, the pallet on which the first workpiece 200a is placed and the pallet on which the second workpiece 200b is placed have substantially the same shape (substantially rectangular shape) (the same pallet 13).

In the present embodiment, the first workpiece 200a and the second workpiece 200b have asymmetric shapes with respect to the center line C1 of the first workpiece 200a and the second workpiece 200b, respectively. On the other hand, the pallet 13 (the pallet 13a on which the first workpiece 200a is placed and the pallet 13b on which the second workpiece 200b is placed) has a substantially symmetrical shape with respect to the center line C2 of the pallet 13. Moreover, the 1st workpiece | work 200a (2nd workpiece | work 200b) used as the component part of shoes for left feet, and the 1st workpiece | work 200a (2nd workpiece | work 200b) used as the component part of shoes for right feet have a mutually different shape. .

In the present embodiment, the pallet 13 is formed in a substantially rectangular shape, and the pallet 13 is moved on the long side and the short side while holding the pallet 13 on which the workpiece 200 is placed. Engagement that engages with a finger or a claw of a robot (a claw 32 of the drying device robot 3, a finger 42 of the first workpiece moving robot 4, and a finger 82 of the second workpiece moving robot 8) described later. The part 131, the engaging part 132, and the engaging part 133 are provided.

Specifically, on the short side of the pallet 13, a notch-shaped engagement portion 131 that engages with a positioning pin 26 (see FIG. 7) provided on the placement portion 21 of the drying device 2 is provided. . Two engaging portions 131 are provided on each of the two short sides of the pallet 13. Further, the engaging portion 131 is configured such that the finger portion 82 (see FIGS. 14 and 15) of the hand 81 of the second workpiece moving robot 8 is engaged (sandwiched from the A direction in which the long side extends). ing.

Further, the long side of the pallet 13 is engaged with a finger part 42 (see FIGS. 10 to 12) of the hand 41 of the first workpiece moving robot 4 (sandwiched from the B direction in which the short side extends). A joining portion 132 and an engaging portion 133 are provided. Two engaging portions 132 are provided on each end side of the two long sides of the pallet 13. Further, the engaging portion 132 is configured by a substantially rectangular cutout portion that is cut out in the inner direction (B direction) of the pallet 13 in plan view. Further, one engaging portion 133 is provided in the vicinity of the central portion of the two long sides of the pallet 13. Further, the engaging portion 133 is configured by a substantially triangular cutout portion that is cut out in the inner direction (B direction) of the pallet 13 in plan view. In addition, the length L1 of the notch with respect to the pallet 13 of the engaging part 133 in the B direction is larger than the length L2 of the notch with respect to the pallet 13 of the engaging part 132 in the B direction. Also, the finger part 42 of the first workpiece moving robot 4 is engaged with two engaging parts 132 provided on one long side and one engaging part 133 provided on the other long side (FIG. 10 to FIG. 10). (See FIG. 12). The four engaging portions 132 are configured such that the claw portions 32 (see FIGS. 8 and 9) of the hand 31 of the drying device robot 3 are engaged (inserted from below).

In the present embodiment, as shown in FIGS. 3 and 4, the pallet 13 a on which the first workpiece 200 a is placed has a fixing pin 134 for fixing the workpiece 200 to the pallet 13 by being inserted into the workpiece 200. Including. Three fixing pins 134 are provided on the surface of the pallet 13a. A screw groove is provided on the side surface of the fixing pin 134. Further, the three fixing pins 134 are arranged at the apex portion of the triangle in plan view. As shown in FIG. 4, the fixing pin 134 is set to a length that prevents the fixing pin 134 from penetrating the workpiece 200 in a state where the fixing pin 134 is inserted into the workpiece 200. Of the three fixing pins 134, the protruding height h1 of the fixing pin 134a located near the center of the pallet 13 from the pallet 13 is the protruding height h1 of the other two fixing

pins

134b and 134c from the pallet 13. Greater than h2. The fixing pin 134 is an example of a “fixing member”.

As shown in FIG. 1, the carry-in unit 1 is arranged on the X2 direction side of the drying device 2. In the carry-in unit 1, a workpiece 200 (first workpiece 200 a and second workpiece 200 b) to which a treatment agent (liquid applied to improve the adhesiveness of the surface of the adherend: primer) is previously applied to the pallet 13. In the state of being placed, for example, it is carried in by an operator. Moreover, the 1st workpiece | work 200a and the 2nd workpiece | work 200b are comprised so that it may mount in the carrying-in part 1 in a set state. Moreover, the carrying-in part 1 is arrange | positioned so that the workpiece | work 200 after the adhesive agent may be dried with the drying apparatus 2 in the return path P2 may adjoin the vicinity of the carrying-out part 10 to which it moves.

The drying device 2 is disposed in the vicinity (X1 direction side) of the carry-in unit 1 into which the workpiece 200 is carried in and the carry-out unit 10 into which the workpiece 200 is carried out. The drying device 2 is configured to dry the treatment agent previously applied to the first workpiece 200a and the second workpiece 200b. Further, as shown in FIG. 5, the drying apparatus 2 includes a placement unit 21 on which the workpiece 200 placed on the pallet 13 being dried is placed, and a plurality of placement units 21 disposed above the placement unit 21. Heat source 22. As shown in FIG. 6, four lanes 23 (

lanes

23 a, 23 b, 23 c, and 23 d) are placed on the placement unit 21 so as to be adjacent to the direction (Y direction) orthogonal to the moving direction (X direction) of the workpiece 200. ) Is provided. The lanes 23a to 23d are arranged adjacent to each other in this order in the Y2 direction.

6 and 7, each of the lanes 23a to 23d is formed in a frame shape having an opening 24, and a protruding portion 25 protruding inside the opening 24 is provided. The protruding portion 25 is provided with a positioning pin 26 so as to extend upward. Then, the four positioning pins 26 engage with the four engaging portions 131 of the pallet 13 so that the pallet 13 is placed on the lane 23.

Also, the first work 200a moved from the carry-in unit 1 is placed on the lane 23a. In addition, the second work 200b moved from the carry-in unit 1 is placed on the lane 23b. Moreover, the 1st workpiece | work 200a moved to the carrying-out part 10 is mounted in the lane 23c. In addition, the second work 200b to be moved to the carry-out unit 10 is placed on the lane 23d.

In the present embodiment, as shown in FIG. 5, the drying device robot 3 is movably disposed below the placement unit 21. Specifically, the drying device robot 3 is installed on a gantry 27, and the drying device robot 3 is configured to be movable on the gantry 27 along the X direction. Further, the drying device robot 3 moves below the placement unit 21 to place the first workpiece 200a and the second workpiece 200b carried into the carry-in unit 1 in a set (one set). The first work 200a and the second work 200b after drying are taken out from the drying apparatus 2 in a set and are carried out to the carry-out unit 10. In addition, the drying device robot 3 sequentially moves the first work 200a and the second work 200b carried into the carrying-in unit 1 into the drying device 2 in a set state, and after a predetermined time has passed (processing agent and adhesive). After the agent is dried), the first work 200a and the second work 200b are sequentially taken out from the drying device 2 in a set state. The drying time in the drying device 2 is substantially the same in the forward path P1 (drying of the treatment agent) and the backward path P2 (drying of the adhesive).

Further, as shown in FIGS. 5, 8 and 9, the drying device robot 3 is composed of a vertical articulated robot, and a hand 31 is provided at the tip of the drying device robot 3. The hand 31 is provided with a claw portion 32 that engages with the engagement portion 132 of the pallet 13. Eight claw portions 32 are provided so as to engage with four engaging portions 132 provided on each of the two pallets 13. The claw portion 32 is an example of a “holding portion”.

As shown in FIG. 5, the drying device robot 3 moves below the placement unit 21 of the drying device 2 to engage the pallet 13 placed on the carry-in unit 1 (or the workpiece placement table 14). The claw portion 32 is engaged with the portion 132 from below to hold the two pallets 13 (a set of the first workpiece 200a and the second workpiece 200b). Thereafter, the drying device robot 3 moves below the placement portion 21 of the drying device 2 and also engages the engaging portion 131 of the pallet 13 with the positioning pin 26 of the lane 23 of the drying device 2. The two pallets 13 (a set of the first work 200a and the second work 200b) are placed at desired positions on the placement portion 21.

As shown in FIGS. 5 and 12, a work mounting table 14 is disposed on the X1 direction side of the drying device 2. The workpiece mounting table 14 is configured such that the first workpiece 200a and the second workpiece 200b after the treatment agent is dried by the drying device 2 are placed by the drying device robot 3 in a set state. . Further, the workpiece mounting table 14 is configured such that the first workpiece 200a and the second workpiece 200b after the adhesive is applied are individually mounted by the first workpiece moving robot 4. The workpiece mounting table 14 is provided with positioning pins 14 a (see FIG. 12) that engage with the engaging portions 131 of the pallet 13.

As shown in FIG. 1, in this embodiment, the first workpiece moving robot 4 is disposed between the drying device 2, the roll coater 7, and the coating robot 6. Specifically, the first workpiece moving robot 4 is located in a region between the workpiece mounting table 14 disposed on the X1 direction side of the drying device 2 and the roll coater 7 (ultraviolet irradiation device 5, transport device 9). Has been placed.

As shown in FIGS. 5, 10, and 11, the first workpiece moving robot 4 is a vertical articulated robot, and a hand 41 is provided at the tip of the first workpiece moving robot 4. It has been. The hand 41 is provided with a total of three finger portions 42 that engage with two engaging portions 132 provided on the pallet 13 and one engaging portion 133. The finger portion 42 is configured to hold the pallet 13 by sandwiching the pallet 13 from the B direction (direction along the short side) of the pallet 13. The finger part 42 is an example of a “holding part”.

In the present embodiment, as shown in FIG. 12, the first workpiece moving robot 4 is taken out from the drying device 2 and placed on the workpiece placing table 14. The workpieces 200b are individually held, and in the first forward path P11 (the forward path where the ultraviolet irradiation device 5 and the coating robot 6 are disposed, see FIG. 1) and the second forward path P12 (the forward path where the roll coater 7 is disposed). It is configured to be moved separately to the coating robot 6 and the roll coater 7 side.

In the present embodiment, as shown in FIG. 1, the ultraviolet irradiation device 5 is disposed between the drying device 2 and the coating robot 6 (Y2 direction side of the first workpiece moving robot 4). The ultraviolet irradiation device 5 is configured to cure the treatment agent applied in advance to the first workpiece 200a moved to the first forward path P11. Moreover, the ultraviolet irradiation device 5 is configured to cure the treatment agent while moving the first workpiece 200a in the Y2 direction.

Further, as shown in FIG. 1, the coating robot 6 (one robot arm of the double-arm robot 11) is disposed on the Y2 direction side of the ultraviolet irradiation device 5. In this embodiment, the application robot 6 is configured to apply an adhesive to the first workpiece 200a that moves on the first forward path P11. As shown in FIG. 13, the application robot 6 is a vertical articulated robot, and is provided with a spray gun 61 for applying an adhesive. The spray gun 61 is an example of an “end effector”. Then, the application robot 6 adheres to the first work 200a by moving the spray gun 61 of the application robot 6 so as to follow the shape of the first work 200a (the shape of the surface to which the adhesive is applied). It is comprised so that an agent may be apply | coated. The adhesive is sprayed in the form of a mist by the spray gun 61 and applied to the surface of the first workpiece 200a.

Further, as shown in FIG. 1, the roll coater 7 is arranged on the Y2 direction side of the first workpiece moving robot 4. In the present embodiment, the roll coater 7 is configured to apply the adhesive to the second work 200b moved to the second forward path P12 by the roll 71 applied with the adhesive. The roll coater 7 is configured to apply an adhesive while moving the second workpiece 200b in the Y2 direction.

Further, in the present embodiment, the second workpiece moving robot 8 (the other robot arm of the double-arm robot 11) is disposed in the vicinity of a region that turns back from the forward path P1 (the first forward path P11 and the second forward path P12) to the return path P2. ing. Specifically, the second workpiece moving robot 8 is disposed on the Y2 direction side of the roll coater 7, the transfer device 9, and the ultraviolet irradiation device 5. The second workpiece moving robot 8 includes the first workpiece 200a applied with the adhesive by the application robot 6 in the first outward path P11 and the second workpiece applied with the adhesive by the roll coater 7 in the second outward path P12. Each of the workpieces 200b is individually held and moved so as to be merged into a set of states again on the transfer device 9.

As shown in FIGS. 13 to 15, the second workpiece moving robot 8 is a vertical articulated robot, and a hand 81 is provided at the tip of the second workpiece moving robot 8. . The hand 81 is provided with a total of four finger portions 82 that engage with the four engaging portions 131 provided on the pallet 13. The finger part 82 is configured to hold the pallet 13 by sandwiching the pallet 13 from the A direction (the direction along the long side) of the pallet 13. The finger part 82 is an example of a “holding part”.

As shown in FIG. 1, the transport device 9 is disposed on a return path P <b> 2 between the ultraviolet irradiation device 5 (first forward path P <b> 11) and the roll coater 7 (second forward path P <b> 12). In the present embodiment, the transfer device 9 dries the first workpiece 200a and the second workpiece 200b, which are joined together by the second workpiece moving robot 8 again, from the second workpiece moving robot 8 side. It is configured to transfer to the apparatus 2 side (near the first workpiece moving robot 4). Specifically, as shown in FIGS. 16 and 17, the transport device 9 is provided with a moving unit 91 that moves along the Y direction. Then, the moving unit 91 moves in the Y direction in a state where the set of the first work 200a and the second work 200b is placed on the surface of the moving unit 91, whereby the set of the first work 200a and the second work 200b. The workpiece 200b is configured to be conveyed.

As shown in FIG. 1, the carry-out unit 10 is arranged on the X2 direction side of the drying device 2 and adjacent to the vicinity of the carry-in unit 1. Further, the carry-out unit 10 is configured such that the first workpiece 200a and the second workpiece 200b after the adhesive is dried by the drying device 2 are moved in a set.

Next, the manufacturing process of the adhesive application drying system 100 according to the present embodiment will be described with reference to FIG.

First, the first work 200a and the second work 200b to which the processing agent has been applied in advance are carried into the carry-in section 1 by a worker, for example, in a set state. Next, the drying device robot 3 moves the first workpiece 200a and the second workpiece 200b from the carry-in unit 1 to the drying device 2 in a set state, and dries the treatment agent. Thereafter, the drying device robot 3 places the first workpiece 200a and the second workpiece 200b on the workpiece mounting table 14 in a set.

Next, the first work moving robot 4 moves the first work 200a and the second work 200b separately in a first forward path P11 and a second forward path P12, respectively. And the processing agent previously apply | coated to the 1st workpiece | work 200a is hardened | cured by the ultraviolet irradiation device 5 arrange | positioned in the 1st outward path P11. Thereafter, an adhesive is applied to the first workpiece 200 a by the application robot 6. Further, in parallel with the irradiation of the ultraviolet rays and the application of the adhesive to the first work 200a, the adhesive is applied to the second work 200b by the roll coater 7 in the second forward path P12.

Next, the second work moving robot 8 sets the first work 200a and the second work 200b again in the return path P2 (the moving unit 91 of the transfer device 9) adjacent to the first forward path P11 and the second forward path P12. It will be in the state of. Thereafter, the moving part 91 is moved in the direction opposite to the first forward path P11 and the second forward path P12 (Y1 direction), so that the first work 200a and the second work 200b move in the vicinity of the first work movement robot 4. Is done.

Next, the first workpiece moving robot 4 places the first workpiece 200a and the second workpiece 200b on the workpiece mounting table 14. Thereafter, the drying device robot 3 moves the first workpiece 200a and the second workpiece 200b to the drying device 2 in a set state. Then, after the adhesive is dried, the drying device robot 3 moves the first workpiece 200a and the second workpiece 200b to a carry-out portion 10 disposed in the vicinity of the carry-in portion 1 in a set state.

Finally, the first work 200a and the second work 200b are bonded to each other by a crimping machine (not shown), thereby forming (completion) a shoe component.

In the present embodiment, the following effects can be obtained.

In the present embodiment, as described above, the carry-out unit 10 from which the workpiece 200 is carried out is provided in the vicinity of the carry-in unit 1, and the carry-in unit 1, the drying device 2, the first workpiece moving robot 4, and the coating The workpiece 200 reciprocates on a workpiece moving path including a forward path P1 provided with the robot 6, a roll coater 7, a second workpiece moving robot 8, and an unloading unit 10 and a return path P2 provided adjacent to the outgoing path P1. Unlike the case where the workpiece 200 moves along a path formed in a rectangular ring shape, the forward path P1 and the return path P2 are arranged so as to be adjacent to each other without being separated from each other. An increase in the installation area of the adhesive application drying system 100 can be suppressed. Further, by providing the carry-out unit 10 in the vicinity of the carry-in unit 1, it is possible to improve the work efficiency when the worker performs the carry-in and carry-out operations.

In the present embodiment, as described above, after moving the workpiece 200 from the carry-in unit 1 to the drying device 2 and drying in the outward path P1, the first workpiece moving robot 4 uses the drying device 2 to apply the coating robot 6. In the return path P2 provided so as to be adjacent to the forward path P1, the workpiece 200 is moved in the direction opposite to the forward path P1 and moved to the drying device 2 while being moved to the roll coater 7 side and applying the adhesive. After the adhesive is dried, the adhesive is moved to the carry-out unit 10 disposed in the vicinity of the carry-in unit 1. Thereby, the structure of the adhesive application drying system 100 can be simplified by configuring the drying apparatus 2 in the forward path P1 and the return path P2 with the same drying apparatus 2.

In the present embodiment, as described above, the workpiece 200 includes a pair of the first workpiece 200a and the second workpiece 200b that are bonded to each other after the application of the adhesive, and the first workpiece 200a and the second workpiece 200b in the forward path P1. After the two workpieces 200b are moved from the carrying-in unit 1 to the drying device 2 in a set state and dried, the first workpiece moving robot 4 divides the workpieces 200b into the first forward path P11 and the second forward path P12 constituting the forward path P1. It is moved from the drying device 2 to the coating robot 6 and the roll coater 7 to apply the adhesive. Further, in the return path P2 adjacent to the first forward path P11 and the second forward path P12, the first work 200a and the second work 200b are again set in a pair, and are in the opposite direction to the first forward path P11 and the second forward path P12. It is configured to move to the unloading unit 10 disposed in the vicinity of the carry-in unit 1 after being moved to the drying device 2 and being dried. As a result, the first work 200a and the second work 200b are divided into the first forward path P11 and the second forward path P12 and moved to the application robot 6 and the roll coater 7 side, so the first work 200a and the second work 200b. Different processes can be performed in parallel. As a result, the tact time of the adhesive application drying system 100 can be shortened.

In the present embodiment, as described above, the same number of the first workpieces 200a and the second workpieces 200b are dried by the drying device 2 and the adhesive is applied by the coating robot 6 and the roll coater 7. Configure as follows. Accordingly, it is possible to prevent one of the first workpiece 200a and the second workpiece 200b from being wasted due to the remaining one of the first workpiece 200a and the second workpiece 200b being bonded to each other. Can do.

In the present embodiment, as described above, the first workpiece 200a and the second workpiece 200b are moved from the carry-in unit 1 to the drying device 2 in a set state, and the first workpiece 200a and the second workpiece 200b are moved together. A drying device robot 3 is provided to be taken out from the drying device 2 in a set state. Thereby, since the time when the 1st work 200a and the 2nd work 200b are laid in drying device 2 can be made substantially the same, it is controlled that the dry state of the 1st work 200a and the 2nd work 200b differs. can do.

Further, in the present embodiment, as described above, the drying device robot 3 is sequentially placed in the drying device 2 with the first work 200a and the second work 200b carried into the carry-in unit 1 as a set (one set). The first work 200a and the second work 200b are sequentially taken out from the drying apparatus 2 in a set after a predetermined time has passed. Thereby, since the time set in the drying apparatus 2 for every group of the 1st workpiece | work 200a and the 2nd workpiece | work 200b can be made the same, the dry state for every group of the 1st workpiece | work 200a and the 2nd workpiece | work 200b. Can be suppressed.

Further, in the present embodiment, as described above, the drying device 2 includes the placement unit 21 for placing the workpiece 200 being dried, and the drying device robot 3 moves below the placement unit 21. The drying device robot 3 is moved below the placement unit 21 and the first workpiece 200a and the second workpiece 200b are placed at a desired position on the placement unit 21 in a set. And the first work 200a and the second work 200b after drying are taken out from the drying device 2 in a set. As a result, the drying device robot 3 can be disposed at a position separated from the heat source 22 disposed above the drying device 2, so that the drying device robot 3 is erroneously caused by the heat from the heat source 22. It can suppress operating.

In the present embodiment, as described above, a pair of the first workpiece 200a and the second workpiece 200b after being taken out from the drying device 2 between the drying device 2, the roll coater 7, and the coating robot 6 are used. Are provided separately, and a first workpiece moving robot 4 is provided for moving to the roll coater 7 and the coating robot 6 side separately in the first forward path P11 and the second forward path P12. As a result, the first work 200a and the second work 200b are individually held, so that the first work 200a and the second work 200b can be easily divided into the first forward path P11 and the second forward path P12. It can be moved to the 6 side and the roll coater 7 side.

Further, in the present embodiment, as described above, the roll coater 7 that applies the adhesive by the roll 71 to which the adhesive is applied is provided on the second work 200b that moves on the second forward path P12. Thereby, an adhesive agent can be easily apply | coated to the surface of the comparatively wide range of the 2nd workpiece | work 200b.

Further, in the present embodiment, as described above, the application robot 6 for applying the adhesive to the first work 200a moving on the first forward path P11 is provided. Thereby, even when the part of the first workpiece 200a to which the adhesive is applied has a three-dimensional shape, the application robot 6 can easily apply the adhesive.

In the present embodiment, as described above, the application robot 6 is provided with the spray gun 61 for applying an adhesive so that the application robot 6 follows the shape of the first workpiece 200a. In addition, the spray gun 61 of the application robot 6 is moved to apply the adhesive to the first workpiece 200a. Thereby, since the spray gun 61 of the application robot 6 is moved along the shape of the first workpiece 200a, the adhesive can be applied substantially uniformly to the surface of the first workpiece 200a.

In the present embodiment, as described above, the first workpiece 200a applied with the adhesive by the application robot 6 in the first outward path P11 and the first adhesive applied by the roll coater 7 in the second outward path P12. A second workpiece moving robot 8 is provided that holds each of the two workpieces 200b individually and moves them to join a set of states again. As a result, the first workpiece 200a and the second workpiece 200b that are moved separately in the first forward path P11 and the second forward path P12 can be easily joined by the second workpiece moving robot 8.

Further, in the present embodiment, as described above, the second workpiece moving robot 8 is arranged in the vicinity of the region where the second work moving robot 8 turns back from the forward path P1 to the return path P2. Accordingly, the first work 200a and the second work 200b can be easily merged in the return path P2 by being moved separately into the first forward path P11 and the second forward path P12.

Further, in the present embodiment, as described above, the first work 200a and the second work 200b, which have been joined together again, are transported from the second work moving robot 8 side to the drying apparatus 2 side. A transport device 9 is provided. Thereby, unlike the case where the 1st work 200a and the 2nd work 200b are conveyed separately, the 1st work 200a and the 2nd work 200b can be conveyed to the drying apparatus 2 side quickly.

Further, in the present embodiment, as described above, the first work is disposed between the drying device 2, the roll coater 7, and the coating robot 6, and is moved separately in the first forward path P11 and the second forward path P12. An ultraviolet irradiation device 5 for curing the treatment agent applied in advance to 200a is provided. Thereby, since a processing agent is hardened, it can raise with the adhesiveness of the 1st work 200a and the 2nd work 200b.

Further, in the present embodiment, as described above, the first work 200a and the second work 200b carried out from the carry-out unit 10 are bonded to each other to form a constituent part of the shoe. Thereby, the component part of shoes can be formed, suppressing that the installation range of the adhesive application | coating drying system 100 becomes large.

In the present embodiment, as described above, the pallet 13 for placing the work 200 is provided, and the work 200 is placed on the pallet 13 and then carried into the carry-in unit 1 and then carried out. The first workpiece moving robot 4 and the second workpiece moving robot 8 are moved while holding the pallet 13 so that the workpiece 200 is moved. To be configured. Accordingly, the operations of the first workpiece moving robot 4 and the second workpiece moving robot 8 can be controlled on the basis of the size of the pallet 13, and therefore the size of the workpiece 200 is different for each workpiece 200. However, it is not necessary to change the control of the first workpiece moving robot 4 and the second workpiece moving robot 8. As a result, the control of the first workpiece moving robot 4 and the second workpiece moving robot 8 can be simplified.

In the present embodiment, as described above, the workpiece 200 includes a pair of the first workpiece 200a and the second workpiece 200b that are combined after application of the adhesive, and the pallet 13 on which the first workpiece 200a is placed. The pallet 13 on which the second workpiece 200b is placed is configured to have substantially the same shape. Thereby, even when the first workpiece 200a and the second workpiece 200b have different shapes, the first workpiece 200a and the second workpiece 200b can be placed on the pallet 13 having substantially the same shape. The trouble of preparing the pallet 13 having a different shape for each time can be saved.

In the present embodiment, as described above, the first workpiece 200a and the second workpiece 200b are configured to have asymmetric shapes with respect to the center line C1 of the first workpiece 200a and the second workpiece 200b, respectively. The pallet 13 (13a, 13b) is configured to have a substantially symmetric shape with respect to the center line C2 of the pallet 13. Thereby, since the 1st workpiece | work 200a and the 2nd workpiece | work 200b which have an asymmetrical shape can be mounted in the pallet 13 of a substantially symmetrical shape, the effort which prepares the pallet 13 of a different shape for every workpiece | work 200 is saved. be able to.

In this embodiment, as described above, a plurality of fixing pins 134 for fixing the first workpiece 200a to the pallet 13a are provided. Thereby, it can suppress easily that the 1st workpiece | work 200a moves on the pallet 13a.

In the present embodiment, as described above, the pallet 13 is formed in a substantially rectangular shape, and the pallet 13 with the workpiece 200 placed thereon is moved on the long side and the short side of the pallet 13 and moved. Engaging

portions

131, 132, and 133 that engage with the claw portion 32 of the drying device robot 3, the finger portion 42 of the first workpiece moving robot 4, or the finger portion 82 of the second workpiece moving robot 8. . Thereby, it can suppress that the pallet 13 of the hold | maintained state slip | deviates with respect to a nail | claw part or a finger | toe part.

In addition, it should be thought that embodiment disclosed this time is an illustration and restrictive at no points. The scope of the present invention is shown not by the above description of the embodiments but by the scope of claims for patent, and further includes all modifications within the meaning and scope equivalent to the scope of claims for patent.

For example, in the above-described embodiment, an example in which the adhesive application drying system is applied as the article manufacturing system has been described. However, the article manufacturing system may be applied to a system other than the adhesive application drying system.

In the above-described embodiment, an example is shown in which the treatment agent is dried and the adhesive is applied in the forward path, and the adhesive is dried in the return path. However, only the treatment agent is dried in the forward path. In the return path, the adhesive may be applied and dried.

In the above embodiment, an example is shown in which the workpiece includes two types of the first workpiece and the second workpiece. However, the number of workpieces may be one or three or more.

In the above embodiment, an example is shown in which the first work and the second work are divided into the first forward path and the second forward path, respectively, and the adhesive is applied in the forward path. You may make it apply | coat an adhesive agent to 1 workpiece | work and 2nd workpiece | work.

Moreover, in the said embodiment, while the 1st workpiece | work and the 2nd workpiece | work were each dried by the same number, the example in which an adhesive agent was apply | coated was shown, but the number of the workpiece | work which apply | coats an drying agent and an adhesive agent is shown. You may make it differ for every 1st workpiece | work and 2nd workpiece | work.

Moreover, in the said embodiment, although the robot for dryers showed the example which moves a 1st workpiece | work and a 2nd workpiece | work in one set state, the 1st workpiece | work and the 2nd workpiece | work were separately shown for the dryer robot. You may comprise so that it may move.

Moreover, in the said embodiment, although the robot for dryers showed the example which moves a 1st workpiece | work and a 2nd workpiece | work in a dryer, in a dryer, a 1st workpiece | work and a 2nd workpiece | work are moved by a conveyor. You may do it.

In the above embodiment, an example in which the adhesive is applied to the workpiece by the roll coater and the application robot has been described. However, the adhesive is applied (attached) to the workpiece by an apparatus other than the roll coater and the application robot. Also good.

Moreover, in the said embodiment, although the example which conveys a 1st workpiece | work and a 2nd workpiece | work from the 2nd workpiece movement robot side to the drying device side was shown with the conveying apparatus, a 1st workpiece | work and a 2nd workpiece | work were carried out by the robot. It may be conveyed.

In the above embodiment, an example is shown in which the workpiece is moved in a state of being placed on the pallet. However, when the workpiece is directly held by the robot (by placing the workpiece directly on the transfer device). It may be conveyed.

Moreover, although the pallet on which the first workpiece is placed and the pallet on which the second workpiece is placed have substantially the same shape in the above embodiment, the first workpiece is placed. The pallet and the pallet on which the second workpiece is placed may have different shapes.

In the above embodiment, the example in which the workpiece is fixed by the fixing pin provided on the pallet is shown, but the workpiece may be fixed by a member other than the fixing pin such as an adhesive sheet.

In the above embodiment, the treatment agent is cured by the ultraviolet irradiation device. However, the treatment agent may be cured by a device other than the ultraviolet irradiation device.

Moreover, in the said embodiment, although the example in which the 1st workpiece | work and 2nd workpiece | work adhere | attach each other and the component part of shoes was formed was shown, the 1st workpiece | work and 2nd workpiece | work adhere | attach each other. Articles other than shoes may be formed.

Moreover, although the example which dries a workpiece | work with a heat source in the drying apparatus was shown in the said embodiment, you may dry a workpiece | work other than a heat source (for example, air blower).

In the above embodiment, the example in which the adhesive is applied to the workpiece by the roll coater and the application robot has been described. However, the adhesive may be applied to the workpiece by an apparatus other than the roll coater and the application robot. Moreover, you may adhere an adhesive agent to a workpiece | work by methods other than application | coating.

In the above-described embodiment, the application robot and the second workpiece movement robot are each configured by one and the other robot arms of a double-arm robot. The second workpiece moving robot may be individually arranged as a separate robot.

Moreover, in the said embodiment, although the workpiece movement path | route showed the example which has L shape, as shown to the adhesive agent coating drying system 101 by the modification of FIG. 18, a drying apparatus, the 1st workpiece movement robot, A roll coater, a conveying device, an ultraviolet irradiation device, a coating robot, and a second workpiece moving robot may be arranged along the X direction so that the workpiece moving path is linear. The adhesive application drying system 101 is an example of an “article manufacturing system”.

In the above embodiment, an example in which three fixing pins are provided on the pallet has been shown, but a number of fixing pins other than three may be provided on the pallet.

In the above embodiment, an example in which the engaging portion is provided on both the long side and the short side of the pallet has been shown. However, the engaging portion may be provided on one of the long side and the short side of the pallet.

1 Carry-in part 2 Drying device (drying part)
3 Robot for drying equipment (Robot for drying section)
4 Robot for moving the first work (Robot for moving the work)
5 UV irradiation device (treatment agent curing part)
6 Application robot (adhesion robot, adhesion part)
7 Roll coater (attachment)
8 Second work movement robot (work movement robot)
9 Transport device (transport section)
10 Unloading part 13 Pallet (first pallet main part, second pallet main part)
21 Placement part 32 Claw part (holding part)
42 Finger part (holding part)
61 Spray gun (end effector)
71 Roll 82 Finger part (holding part)
100, 101 Article manufacturing system (adhesive application drying system)
131, 132, 133 Engagement part 134 Fixing pin (fixing member)
200 work 200a first work 200b second work P1 forward P11 first forward P12 second forward P2 return

Claims

A drying unit that is disposed in the vicinity of the carry-in unit (1) into which the workpieces (200, 200a, 200b) are carried in and the carry-out unit (10) provided in the vicinity of the carry-in unit while the workpiece is carried out, and dries the workpiece Part (2),
An attachment part (6, 7) for attaching an adhesive to the workpiece dried by the drying part;
A workpiece moving robot (4, 8) for moving the workpiece,
The workpiece movement path including a forward path (P1) in which the carry-in section, the drying section, the attachment section, the workpiece moving robot, and the carry-out section are provided, and a return path (P2) that is provided so as to be adjacent to the forward path. Article manufacturing system (100, 101) configured to reciprocate a workpiece.
In the forward path, after the work is moved from the carry-in part to the drying part and dried, the work is moved from the drying part to the attachment part side by the work moving robot, and the adhesive is attached, In the return path provided so as to be adjacent to the forward path, the workpiece is moved in the direction opposite to the forward path to move to the drying section and the adhesive is dried, and then in the vicinity of the carry-in section. The article manufacturing system according to claim 1, wherein the article manufacturing system is configured to be moved to the carry-out portion arranged.
The workpiece includes a pair of a first workpiece (200a) and a second workpiece (200b) that are bonded to each other after the adhesive is applied,
In the forward path, the first work and the second work are moved from the carry-in unit to the drying unit in a set state and dried, and then the first forward path (the first forward path that constitutes the forward path by the workpiece moving robot ( In the return path adjacent to the first forward path and the second forward path, the adhesive is adhered by being moved from the drying section to the attachment section side, divided into a P11) and a second forward path (P12), The first work and the second work are again brought into a pair of states and moved in the opposite direction to the first forward path and the second forward path, thereby being moved to the drying section and drying the adhesive. 3. The article manufacturing system according to claim 2, wherein the article manufacturing system is configured to be moved to the carry-out unit disposed in the vicinity of the carry-in unit.
4. The article according to claim 3, wherein the first work and the second work are each configured to be dried in the drying section and the adhesive is attached to the attachment section in the same number. Manufacturing system.
For the drying unit that moves the first workpiece and the second workpiece from the carry-in unit to the drying unit in a set state and takes out the first workpiece and the second workpiece from the drying unit in a set state 4. The article manufacturing system according to claim 3, further comprising a robot (3).
The drying unit robot sequentially moves the first work and the second work carried into the carry-in unit into the drying unit in a set state, and after the elapse of a predetermined time, the first work and the second work The system for manufacturing an article according to claim 5, wherein two workpieces are sequentially taken out from the drying unit in a set state.
The drying unit includes a mounting unit (21) for mounting the workpiece being dried,
The drying unit robot is movably arranged below the placement unit,
The drying unit robot moves below the placement unit to place the first work and the second work in a set in a desired position on the placement unit, and after drying. The article manufacturing system according to claim 5, wherein the first work and the second work are configured to be taken out from the drying unit in a set state.
The workpiece moving robot is disposed between the drying unit and the adhering unit, and individually holds the pair of the first workpiece and the second workpiece after being taken out from the drying unit. The article manufacturing system according to claim 3, further comprising a first workpiece moving robot (4) for moving to the attachment portion side in the first outbound path and the second outbound path.
The adhering portion is formed of the adhesive by a roll (71) in which the adhesive is adhered to one of the first work and the second work moved separately in the first forward path and the second forward path. The article manufacturing system according to claim 3, further comprising a roll coater (7) for adhering to the surface.
The attachment unit includes an attachment robot (6) that attaches the adhesive to the other of the first work and the second work that are moved separately in the first forward path and the second forward path. Item 4. A system for manufacturing an article according to Item 3.
The adhesion robot is provided with an end effector (61) for adhering the adhesive, and the adhesion robot follows the other shape of the first work and the second work. The article according to claim 10, wherein the adhesive is attached to the other of the first work and the second work by moving the end effector of the attachment robot. Manufacturing system.
The workpiece moving robot has one of the first workpiece and the second workpiece to which the adhesive is adhered by the adhesion portion in the first outward path and the second outward path, and the adhesion by the adhesion portion. Including a second workpiece moving robot (8) for holding the first workpiece and the other of the second workpiece to which the agent is attached individually and moving and merging them into a set of states again. The article manufacturing system according to claim 3.
13. The article manufacturing system according to claim 12, wherein the second workpiece moving robot is disposed in the vicinity of a region where the second workpiece moving robot turns back from the forward path to the return path.
The transporting part (9) for transporting the first work and the second work, which have been merged into a set again, from the second work moving robot side to the drying part side. A system for manufacturing the article described in 1.
A treatment agent that is disposed between the drying unit and the adhering unit, and is attached in advance to at least one of the first work and the second work that are moved separately in the first forward path and the second forward path. The article manufacturing system according to claim 3, further comprising a treatment agent curing unit (5) for curing the material.
A pallet (13, 13a, 13b) for placing the workpiece;
In a state where the workpiece is placed on the pallet, a moving operation is performed from being carried into the carry-in unit to being carried out to the carry-out unit,
The article manufacturing system according to claim 1, wherein the workpiece moving robot is configured to move the workpiece by holding and moving the pallet.
The workpiece includes a pair of a first workpiece (200a) and a second workpiece (200b) that are united after the adhesive is attached,
The pallet on which the first workpiece is placed and the pallet on which the second workpiece is placed have substantially the same shape as each other.
The workpiece includes a pair of a first workpiece (200a) and a second workpiece (200b) that are united after the adhesive is attached,
18. The shoe according to claim 1, wherein a component part of a shoe is formed by adhering the first work and the second work carried out from the carry-out part to each other. A manufacturing system for the article.
The carrying-in part (1), the drying part (2), the adhering part (6, 7), the work moving robot (4, 8), the work moving robot (4, 8) and the work being carried in A carry-out section (10) provided in the vicinity of the carry-in section is provided, and manufacturing is performed in a workpiece movement path including a forward path (P1) in which the workpiece reciprocates and a return path (P2) provided adjacent to the forward path. A method of manufacturing an article,
Drying the workpiece by the drying unit;
Attaching an adhesive agent to the workpiece dried by the drying unit using the adhesion unit;
And a step of moving the workpiece by the workpiece moving robot.
A drying unit (2) disposed near the carry-in unit (1) into which the workpieces (200, 200a, 200b) are carried in and the carry-out unit (10) from which the workpieces are carried out, and drying the workpieces, and the drying unit A pallet (13) used in an article manufacturing system (100, 101) comprising an adhesion portion (6, 7) for adhering an adhesive to the workpiece dried by
The workpiece includes a pair of a first workpiece (200a) and a second workpiece (200b) that are united after the adhesive is attached,
A first pallet body (13a) on which the first workpiece is placed, and a second pallet body (13b) on which the second workpiece is placed, having substantially the same shape as the first pallet body. Including a pallet.
The first workpiece and the second workpiece each have an asymmetric shape with respect to the center line of the first workpiece and the second workpiece,
21. The pallet according to claim 20, wherein the first pallet main body and the second pallet main body have shapes that are substantially symmetrical with respect to the center lines of the first pallet main body and the second pallet main body.
The pallet according to claim 20, further comprising a fixing member for fixing at least one of the first workpiece and the second workpiece to the pallet.
The pallet is formed in a substantially rectangular shape, and at least one of a long side and a short side of the pallet is a holding unit (32 for holding and moving the pallet in a state where the workpiece is placed. The pallet according to claim 20, wherein engagement parts (131, 132, 133) that engage with the pallets are provided.
The pallet according to any one of claims 20 to 23, wherein the first workpiece and the second workpiece are bonded to each other to form a shoe component.