WO2020262877A1

WO2020262877A1 - Loading pickup apparatus and loading pickup method for secondary battery jelly roll

Info

Publication number: WO2020262877A1
Application number: PCT/KR2020/007822
Authority: WO
Inventors: 김종성; 고강호; 김성문
Original assignee: 주식회사 엠플러스
Priority date: 2019-06-25
Filing date: 2020-06-17
Publication date: 2020-12-30
Also published as: KR102239263B1; KR20210000477A

Abstract

The purpose of the present invention is to provide a loading pickup apparatus and a loading pickup method for a secondary battery jelly roll. The loading pickup apparatus for a secondary battery jelly roll according to the present invention comprises: a loading pickup support frame; a pair of fork members mounted to the loading pickup support frame and moving back and forth in a position where the fork members are opposite to each other; and a guide unit guiding the jelly roll so as to allow the jelly roll to be put into a pouch.

Description

Secondary battery jelly roll loading pickup device and loading pickup method

The present invention relates to a new configuration of a secondary battery jelly roll loading pickup device and a loading pickup method capable of preventing the position of the jelly roll when the jelly roll is put into a pouch for manufacturing a secondary battery.

The secondary battery has an electrode assembly mounted inside a battery case, and the electrode tabs protrude from both ends or one end of the secondary battery. In this case, a jelly roll formed by a winding method with a separator interposed between a plurality of positive and negative plates is referred to as a jelly roll.

The manufacturing process of the secondary battery includes various processes such as a process of transferring a jelly roll, a process of picking up a jelly roll and inserting it into a pouch, and a pouch packaging process in which the jelly roll is inserted.

However, after the secondary battery jelly roll is transferred, the pouch is picked up by gripping the pouch by a pair of forks of the pickup device, and then the jelly roll is inserted into the pouch at the bottom by opening the pair of forks again. When the pair of forks is opened again, the jelly roll is not in a straight position due to the phenomenon that the pouch is pulled by the fork, and a phenomenon that the position is displaced (slip phenomenon) occurs, causing a problem that the jelly roll cannot be properly inserted into the pouch. In other words, when a pair of forks are opened, the jelly roll cannot be prevented from slipping due to the fork when the jelly roll falls, so the jelly roll is twisted when it falls, and if the jelly roll is turned on when falling, the jelly roll cannot be properly inserted into the pouch. In this way, there is a problem that a defect occurs because the jelly roll goes through the sealing process immediately in a state where it is not properly put into the pouch.

It is an object of the present invention to prevent the twisting of the jelly roll during the process of putting the jelly roll into the pouch during the process for manufacturing the secondary battery, so that the jelly roll can be properly inserted into the pouch. It is intended to provide a roll loading pickup device.

The present invention is a loading pickup support frame; It solves the technical problem by providing a secondary battery jelly roll loading pickup device comprising; a pair of fork members mounted on the loading pickup support frame and moving forward and backward at positions facing each other.

In the present invention, even if the jelly roll slips by the fork when the jelly roll falls by spreading a pair of fork members apart, the jelly roll does not twist when the jelly roll falls, and due to the front guide, the front side guide, the rear guide and the rear side guide When the roll falls, it does not twist, so the jelly roll does not twist when it falls, and it has the effect of being properly put into the pouch.

1 is a view schematically showing a jelly roll loading pickup device and an unloading jig according to the present invention

2 is a view showing the unloading jig shown in FIG. 1

3 is a plan view showing the structure of the loading pickup device shown in FIG. 1

4 is a perspective view showing the structure of the front guide shown in FIG. 3

5 is an enlarged view of a portion to which an LM guide of the main part shown in FIG. 4 is coupled

6 is an enlarged view of a portion to which a cam follower of the main part shown in FIG. 5 is coupled

7 and 8 are plan views schematically showing operations of the front guide and the front side guide of the loading pickup device, which is a main part of the present invention.

FIG. 9 is an enlarged view showing a portion to which an LM guide is coupled to a main part of the rear guide shown in FIG. 3

FIG. 10 is an enlarged view showing a portion of the rear guide shown in FIG. 3 to which a cam follower is coupled;

11 is a perspective view showing the rear guide shown in FIG. 3

12 is an enlarged front view showing a state in which a jelly roll is moved on a pouch by the loading pickup device shown in FIG. 3

FIG. 13 is an enlarged front view showing an operation state when a jelly roll is inserted into a pouch by the loading pickup device shown in FIG. 12

The secondary battery jelly roll loading pickup apparatus of the present invention includes a loading pickup support frame; A pair of fork members mounted on the loading pickup support frame and moving forward and backward at positions facing each other; A guide unit for guiding the jelly roll to be put into a pouch is configured to include the best form.

The secondary battery jelly roll loading pickup apparatus according to the present invention includes a loading pickup support frame, and a pair of fork members mounted on the loading pickup support frame and moving forward and backward at positions facing each other.

The pair of fork members includes a pair of fork members that move forward and backward in a direction facing each other by the fork operation means. The loading pickup device includes a guide unit that guides the jelly roll to be put into the pouch.

The loading pickup apparatus of the present invention may be configured to pick up the jelly roll 2 from the unloading jig 22 while the jelly roll 2 is disposed on the unloading jig 22.

The jelly roll loading pickup device of the present invention may be configured to be movably mounted on the support frame 10. The pickup support frame 31 of the jelly roll loading pickup device of the present invention is slidably coupled to the horizontal frame portion of the support frame 10 by a guide rail, and the pair of fork members are attached to the pickup support frame 31. By providing 32 and the guide unit, the loading pickup device 30 is movably mounted on the support frame 10 along the guide rail. The loading pickup device 30 is configured to move above the unloading jig along the support frame 10. The pickup support frame 31 may be moved along the support frame 10 on the unloading jig by a moving operation means. The moving operation means may be a cylinder or the like. For example, the cylinder rod of the cylinder is connected to the pickup support frame 31 of the jelly roll loading pickup device of the present invention, and as the cylinder rod of the cylinder moves forward and backward, the pickup support frame 31 is a support frame ( 10) because it moves forward and backward along the guide rail of the support frame 10, the loading pickup device of the present invention can be moved above the unloading jig 22 or to a position away from the unloading jig 22. have.

The pair of fork members 32 are slidably coupled to the pickup support frame 31. A pair of fork members 32 are coupled to a moving guide (for example, an LM guide) provided in the pickup support frame 31, and a pair of fork members 32 based on the pickup support frame 31 Is configured to slide in the direction of opening or narrowing each other. The moving guide includes a moving guide plate constituting the pickup support frame 31, and a pair of moving guide blocks slidably coupled to the moving guide plate and connected to a pair of fork members 32, and the moving guide When the pair of moving guide blocks slide along the plate, the pair of fork members 32 move in a direction that opens or narrows with respect to the pickup support frame 31. It is configured such that the pair of fork members 32 can be widened or narrowed with respect to the pickup support frame 31 by the fork member moving actuating body. The fork member moving actuator may be composed of a cylinder connected to each fork member 32 and mounted on the pickup support frame 31. Any means capable of moving the pair of fork members 32 in a direction that opens and narrows each other may be employed as a fork member moving actuator.

When viewed from the front of the pickup support frame 31, a pair of fork members 32 are erected on both left and right sides, and each fork member 32 includes a plurality of bridge forks 32BP along the length direction. do. The bridge fork 32BP extends in the vertical direction. In addition, the pair of fork members 32 are provided with loading pickup holes at regular intervals along the length direction. A loading pickup hole is secured between the adjacent bridge forks 32BP. In addition, the pair of fork members 32 includes a plurality of forks 32PK extending in a direction facing each other. A fork 32PK is connected to each of the bridge forks 32BP of the pair of fork members 32, and when viewed from the front of the pickup support frame 31, a plurality of bridge forks of the pair of fork members 32 The 32BPs are erected on both left and right sides, and the forks 32PK extend horizontally in a direction facing each other in each of the bridge forks 32BP.

The guide unit includes a side guide 132, a front guide 134, and a rear guide 136. Front guides 134 and rear guides 136 are disposed at positions adjacent to the front and rear sides of the pickup support frame 31, respectively, and front guides are disposed at positions adjacent to both sides of the pickup support frame 31. A side guide 132 that is moved together with the 134 and the rear guide 136 is provided. The side guide 132 is composed of a pair of front side guides 132FSG and a pair of rear side guides 132RSG.

A front cylinder 134SL is provided on the front side of the pickup support frame 31. The front cylinder 134SL is fixed on the guide base 31GB of the pickup support frame 31. The cylinder rod of the front cylinder 134SL is disposed to face the front end of the guide base 31GB.

The front cylinder 134SL is provided with a front moving guide block 134FMB. The front moving guide block 134FMB is fixed above the front cylinder 134SL. A front connecting member 134FCM is coupled to the front moving guide block 134FMB. The front connecting member 134FCM is coupled to the front moving guide block 134FMB by a connector such as a bolt. In addition, an intermediate front connecting member 134MFCM is coupled to the front connecting member 134FCM by a connector such as a bolt. The front connection member 134FCM is configured in a T-shape when viewed from above due to the intermediate front connection member 134MFCM.

A front guide 134 is connected to the front connecting member 134FCM. The front guide 134 has a plate shape, and an upper portion of the front guide 134 is connected to the front connecting member 134FCM. A plurality of front guides 134 are connected to the front connecting member 134FCM. Since the plurality of front guides 134 are connected to the intermediate front connection member 134MFCM, the plurality of front guides 134 are connected to the front connection member 134FCM. The front connecting member 134FCM is disposed in a horizontal direction and the front guide 134 is disposed in an erect state. The front guide 134 is spaced a predetermined distance from the front end of the guide base 31GB. The front guide 134 moves forward and backward at the front end side of the guide base 31GB as the cylinder rod of the front cylinder 134SL moves forward and backward. The front connecting member 134FCM is connected to the cylinder rod of the front cylinder 134SL, and the front guide 134 is connected to the front connecting member 134FCM, so that the cylinder rod of the front cylinder 134SL moves forward and backward. When operated, the front connecting member 134FCM and the front guide 134 move forward and backward together, so that the front guide 134 moves forward and backward according to the operation of the front cylinder 134SL.

At this time, in order to move the front guide 134 back and forth by the front and rear operation of the cylinder rod of the front cylinder 134SL, loosen the bolt that has been tightened to fix the front connecting member 134FCM to the front moving guide block 134FMB. . When the bolt is tightened to the front moving guide block (134FMB), the bolt head of the bolt presses the bolt head engaging piece disposed around the moving guide hole of the front connecting member (134FCM), thereby front moving the guide block (134FMB). The connecting member 134FCM and the front guide 134 are fixed, and when the bolt is released, the bolt head releases the force pressing the bolt head locking piece disposed around the moving guide hole of the front connecting member 134FCM. In the guide block 134FMB, the front connection member 134FCM and the front guide 134 are in a movable state. In this way, when the front connecting member 134FCM and the front guide 134 are movable in the front moving guide block (134FMB), when the cylinder rod of the front cylinder 134SL is operated forward and backward, the front connecting member 134FCM and the front The guide 134 can be operated forward and backward.

The front cylinder 134SL is coupled to be able to move forward and backward along the length direction of the guide base 31GB of the pickup support frame 31. For example, the front cylinder 134SL is coupled to the guide base 31GB via the LM guide so as to be able to move forward and backward in the longitudinal direction. The front cylinder 134SL may be moved back and forth along the length direction of the guide base 31GB by driving a moving operation means (eg, a cylinder, etc.), which is not shown.

A front moving guide block 134FMB is connected to the front cylinder 134SL, and a front guide 134 is connected to the front moving guide block 134FMB via a front connecting member 134FCM, so that the front cylinder ( The front moving guide block 134FMB, the front connecting member 134FCM, and the front guide 134 may be moved forward and backward according to the forward and backward operation of the 134SL.

Meanwhile, the front moving guide block 134FMB is provided with a front side guide moving hole 134SGH. The front side guide moving holes 134SGH are disposed in a pair on both left and right sides based on the center line in the longitudinal direction of the front moving guide block 134FMB. At this time, the distance between the pair of front side guide moving holes 134SGH increases from the front end to the rear end of the front moving guide block 134FMB. When viewed from the top of the front moving guide block 134FMB, a pair of front side guide moving holes 134SGH are arranged to open at a certain angle with respect to the center line in the longitudinal direction of the front moving guide block 134FMB.

The lower end of the support bar is connected to the guide base (31GB) of the pickup support frame 31 and is disposed in a vertical direction with respect to the guide base (31GB), and a front side guide moving support block (134MSB) is disposed at the upper end of the support bar. Connected. The front side guide moving support block 134MSB is provided above the front moving guide block 134FMB. The front side guide moving support block 134MSB is disposed in a horizontal direction.

A pair of front side guide moving blocks 134MMB is slidably coupled to the front side guide moving support block 134MSB. For example, the pair of front side guide moving blocks 134MMB is slidably coupled to the front side guide moving support block 134MSB via an LM guide. A pair of front side guide moving blocks 134MMB is configured to be slidable in a width direction perpendicular to the front guide 134. While the front guide 134 is configured to be able to move back and forth in the longitudinal direction of the guide base 31 GB from the front end side of the guide base 31 GB of the pickup support frame 31, the pair of front side guide moving blocks ( 134MMB) slides in the width direction of the guide base 31GB (a direction orthogonal to the forward/rearward direction of the front guide 134).

The pair of front side guide moving blocks 134MMB is configured such that a cam follower (CMF) is provided at a position adjacent to the inner end portion. The cam follower (CMF) is a cam wheel is rotatably coupled to the cam shaft, the cam shaft is coupled to a position adjacent to the inner end of the front side guide moving block (134MMB), the pair of front side guides It takes a structure in which a pair of cam followers (CMF) are mounted, one at a position adjacent to the inner end of the moving block (134MMB).

The cam followers CMF mounted on the pair of front side guide moving blocks 134MMB are coupled to the pair of front side guide moving holes 134SGH provided in the front moving guide block 134FMB. The cam wheel of the cam follower (CMF) is coupled to the front side guide moving hole (134SGH), so that a pair of cam followers (CMF) mounted one at each of the pair of front side guide moving blocks (134MMB) is a front moving guide It has a structure coupled to the pair of front side moving holes 134SGH of the block 134FMB.

A front side connecting member 134FSC is coupled to the pair of front side guide moving blocks 134MMB. The front side connecting member 134FSC is coupled to the front side guide moving block 134MMB by a connector such as a bolt. One front side connecting member 134FSC is coupled to each of the pair of front side guide moving blocks 134MMB. The front side connecting member 134FSC is arranged to be erected in the vertical direction. An intermediate front side connection member 134FSC is coupled to the front side connection member 134FSC. The intermediate front side connection member 134FSC is connected to the intermediate front side connection member 134FSC to the lower end side of the front side connection member 134FSC by a connector such as a bolt. The front side connecting member 134FSC is configured in an inverted T-shape when viewed from the side due to the intermediate front side connecting member 134FSC.

The front side guide 132FSG is connected to the front side connecting member 134FSC. The front side guide 132FSG has a plate shape, and an upper portion of the front side guide 132FSG is connected to the front side connecting member 134FSC. The front side connection member (134FSC) is configured in an inverted T-shape when viewed from the side due to the intermediate front side connection member (134FSC) arranged in the horizontal direction, and the intermediate front side connection member (134FSC) is configured with a fastener such as a bolt. As the front side guide 132FSG is connected, the front side guide 132FSG is connected to the front side connecting member 134FSC. The front side connecting member 134FSC is disposed in the vertical direction, and the front side guide 132FSG is also disposed in the vertical direction. The front side guide 132FSG is formed in a plate shape and is arranged in an erect state at both left and right positions of the pickup support frame 31. Since two front side guides 132FSG are provided at one side position of the pickup support frame 31, a total of four front side guides 132FSG are erected and arranged at the left and right side positions of the pickup support frame 31. . Front side guides 132FSG are erected and disposed at both left and right side positions of the guide base 31GB of the pickup support frame 31.

A rear cylinder 136SL is provided on the rear side of the pickup support frame 31. The rear cylinder 136SL is fixed on the guide base 31GB of the pickup support frame 31. The cylinder rod of the rear cylinder 136SL is disposed toward the front end of the guide base 31GB.

A rear moving guide block 136FMB is provided in the rear cylinder 136SL. The rear moving guide block 136FMB is fixed above the rear cylinder 136SL. A rear connecting member 136FCM is coupled to the rear moving guide block 136FMB. The rear connecting member 136FCM is coupled to the rear moving guide block 136FMB by a connector such as a bolt. In addition, an intermediate rear connection member 136MFCM is coupled to the rear connection member 136FCM by a connector such as a bolt. The rear connecting member 136FCM is configured in a T-shaped when viewed from above due to the intermediate rear connecting member 136MFCM.

A rear guide 136 is connected to the rear connecting member 136FCM. The rear guide 136 has a plate shape, and the upper portion of the rear guide 136 is connected to the rear connecting member 136FCM. A plurality of rear guides 136 are connected to the rear connecting member 136FCM. Since the plurality of rear guides 136 are connected to the intermediate rear connecting member 136MFCM, the plurality of rear guides 136 are connected to the rear connecting member 136FCM. The rear connecting member 136FCM is disposed in a horizontal direction and the rear guide 136 is disposed in an erect state. The rear guide 136 is spaced a predetermined distance from the front end of the guide base 31GB. The rear guide 136 moves forward and backward at the front end side of the guide base 31GB as the cylinder rod of the rear cylinder 136SL moves forward and backward. The rear connecting member 136FCM is connected to the cylinder rod of the rear cylinder 136SL, and the rear guide 136 is connected to the rear connecting member 136FCM, so that the cylinder rod of the rear cylinder 136SL moves forward and backward. When operating, the rear connecting member 136FCM and the rear guide 136 move forward and backward together, so that the rear guide 136 moves forward and backward according to the operation of the rear cylinder 136SL.

At this time, in order to move the rear guide 136 back and forth by the cylinder rod of the rear cylinder 136SL, loosen the bolt that was tightened to fix the rear connecting member 136FCM to the rear moving guide block 136FMB. . When the bolt is tightened to the rear moving guide block (136FMB), the bolt head of the bolt presses the bolt head locking piece disposed around the moving guide hole of the rear connecting member (136FCM), thereby forming the rear moving guide block (136FMB). The connecting member 136FCM and the rear guide 136 are fixed. When the bolt is released, the bolt head releases the force pressing the bolt head locking piece disposed around the moving guide hole of the rear connecting member 136FCM. In the guide block 136FMB, the rear connecting member 136FCM and the rear guide 136 are in a movable state. In this way, when the cylinder rod of the rear cylinder 136SL is operated forward and backward while the rear connecting member 136FCM and the rear guide 136 are movable in the rear moving guide block (136FMB), the rear connecting member 136FCM and the rear The guide 136 can be operated forward and backward.

The rear cylinder 136SL is coupled so as to be able to move forward and backward along the length direction of the guide base 31GB of the pickup support frame 31. For example, the rear cylinder 136SL is coupled to the guide base 31GB via the LM guide so as to be able to move forward and backward in the longitudinal direction. The rear cylinder 136SL may be moved forward and backward along the length direction of the guide base 31GB by driving a moving operation means (eg, a cylinder, etc.), which is not shown.

A rear moving guide block 136FMB is connected to the rear cylinder 136SL, and a rear guide 136 is connected to the rear moving guide block 136FMB via a rear connecting member 136FCM, so that the rear cylinder ( The rear moving guide block 136FMB, the rear connecting member 136FCM, and the rear guide 136 may be moved forward and backward according to the operation of the 136SL.

Meanwhile, a rear side guide moving hole 136SGH is provided in the rear moving guide block 136FMB. The rear side guide moving holes 136SGH are disposed in pairs on both left and right sides based on the center line in the longitudinal direction of the rear moving guide block 136FMB. At this time, the distance between the pair of rear side guide moving holes 136SGH increases from the front end to the rear end of the rear moving guide block 136FMB. When viewed from the top of the rear moving guide block 136FMB, a pair of rear side guide moving holes 136SGH are arranged to be inclined at a certain angle with respect to the longitudinal center line of the rear moving guide block 136FMB.

The lower end of the support bar is connected to the guide base (31GB) of the pickup support frame 31 and is arranged in a vertical direction with respect to the guide base (31GB), and a rear side guide moving support block (136MSB) is disposed at the upper end of the support bar. Connected. The rear side guide moving support block 136MSB is provided above the rear moving guide block 136FMB. The rear side guide moving support block 136MSB is disposed in a horizontal direction.

A pair of rear side guide moving blocks 136MMB is slidably coupled to the rear side guide moving support block 136MSB. For example, the pair of rear side guide moving blocks (136MMB) is slidably coupled to the rear side guide moving support block (136MSB) via an LM guide. A pair of rear side guide moving blocks 136MMB is configured to be slidable in the width direction perpendicular to the rear guide 136. While the rear guide 136 is configured to be able to move back and forth in the longitudinal direction of the guide base 31 GB from the front end side of the guide base 31 GB of the pickup support frame 31, the pair of rear side guide moving blocks ( 136MMB) slides in the width direction of the guide base 31GB (a direction orthogonal to the forward/rearward direction of the rear guide 136).

The pair of rear side guide moving blocks 136MMB is configured such that a cam follower (CMF) is provided at a position adjacent to the inner end portion. The cam follower (CMF) is a cam wheel is rotatably coupled to the cam shaft, the cam shaft is coupled to a position adjacent to the inner end of the rear side guide moving block (136MMB), the pair of rear side guides It takes a structure in which a pair of cam followers (CMF) are mounted, one at a position adjacent to the inner end of the moving block (136MMB).

The cam followers CMF mounted on the pair of rear side guide moving blocks 136MMB are coupled to the pair of rear side guide moving holes 136SGH provided in the rear moving guide block 136FMB. The cam wheel of the cam follower (CMF) is coupled to the rear side guide moving hole (136SGH), so that a pair of cam followers (CMF) mounted one at each of the pair of rear side guide moving blocks (136MMB) is a rear moving guide. The structure is coupled to the pair of rear side moving holes 136SGH of the block 136FMB.

A rear side connecting member 136FSC is coupled to the pair of rear side guide moving blocks 136MMB. The rear side connecting member 136FSC is coupled to the rear side guide moving block 136MMB by a connector such as a bolt. One rear side connecting member 136FSC is coupled to the pair of rear side guide moving blocks 136MMB, respectively. The rear side connecting member 136FSC is arranged to be erected in the vertical direction. An intermediate rear side connection member 136FSC is coupled to the rear side connection member 136FSC. The middle rear side connecting member 136FSC is connected to the middle rear side connecting member 136FSC to the lower end side of the rear side connecting member 136FSC by a connector such as a bolt. The rear side connecting member 136FSC is configured in an inverted T-shape when viewed from the side due to the intermediate rear side connecting member 136FSC.

A rear side guide 132RSG is connected to the rear side connecting member 136FSC. The rear side guide 132RSG has a plate shape, and an upper portion of the rear side guide 132RSG is connected to the rear side connecting member 136FSC. The rear side connection member (136FSC) is configured in an inverted T-shape when viewed from the side due to the intermediate rear side connection member (136FSC) arranged in the horizontal direction, and the intermediate rear side connection member (136FSC) is configured with a fastener such as a bolt. As the lower rear side guide 132RSG is connected, the rear side guide 132RSG is connected to the rear side connecting member 136FSC. The rear side connecting member 136FSC is disposed in a vertical direction, and the rear side guide 132RSG is also disposed in a vertical direction. The rear side guide 132RSG has a plate shape, and is arranged in an erected state at both left and right positions of the pickup support frame 31. Since two rear side guides 132RSG are provided at one side position of the pickup support frame 31, a total of four rear side guides 132RSG are erected and arranged at the left and right side positions of the pickup support frame 31. . Rear side guides 132RSG are erected and disposed at both left and right side positions of the guide base 31GB of the pickup support frame 31.

The rear side guide 132RSG is disposed at a position facing the front side guide 132FSG. The rear side guides 132RSG and the front side guides 132FSG are disposed at positions facing each other on the left and right based on the longitudinal center line, which is a path between the front and rear ends of the guide base 31GB of the pickup support frame 31.

Meanwhile, according to the present invention, a jelly roll pickup step of picking up a jelly roll by a pair of fork members mounted on a loading pickup support frame, and a jelly roll of moving the jelly rolls picked up by the pair of fork members onto a pouch. A roll movement step and a jelly roll input step of inserting the jelly roll moved over the pouch into the jelly roll receiving portion inside the pouch by opening a pair of fork members, and the jelly roll being guided by a guide unit to place it in the pouch There is provided a method for loading and picking up a jelly roll for a secondary battery comprising a jelly roll input guide step of dropping the jelly roll in.

According to the rechargeable battery jelly roll loading pickup apparatus according to the present invention having the above configuration, the jelly roll 2 is picked up while the jelly roll 2 is inserted on the unloading jig 22. In a state where the loading pickup device 30 is in a position away from the alignment device 20, the loading pickup device 30 may be moved along the support frame 10 onto the unloading jig 22. .

After the jelly roll loading pickup device of the present invention moves above the unloading jig 22, the loading pickup device 30 is lowered toward the unloading jig 22 by a lifting device (not shown). The lifting device may be configured as a cylinder mounted on the support frame 10 and connected to the pickup support frame 31 with a cylinder rod. When the cylinder rod of the cylinder is lowered, the loading pickup device may lower toward the unloading jig 22.

When the plurality of forks 32PK of the pair of fork members 32 of the loading pickup device 30 are lower than the bottom surface of the jelly roll 2 and are open, the pair of fork members 32 Narrows down in the direction of getting closer to each other. Then, the forks 32PK of the pair of fork members 32 enter the bottom of the jelly roll 2 on the unloading jig 22. When the unloading jig 22 has a plurality of protruding blocks on both left and right sides, and a fork insert hole is provided between the plurality of protruding blocks, the jelly roll loading pickup device of the present invention is provided on the unloading jig 22 In the lowered state, a plurality of bridge forks 32BP and a plurality of forks 32PK of the pair of fork members 32 disposed in the left and right side positions are a plurality of forks provided on both sides of the unloading jig 22 After entering the insert hole, the plurality of forks 32PK of the pair of fork members 32 pass under both sides of the jelly roll 2 and enter further below the bottom surface of the jelly roll 2.

In a state in which the forks 32PK of the pair of fork members 32 go under the jelly roll 2, the loading pickup device 30 is moved above the unloading jig 22 by a lifting device such as the above-described cylinder. Lift. Then, in the pair of fork members 32 of the loading pickup device 30, the forks 32PK are lifted upward so as to leave the area of the unloading jig 22 while supporting the jelly roll 2 from below.

With the pair of fork members 32 of the loading pickup device 30 lifting the jelly roll 2 above the unloading jig 22, the loading pickup device 30 is moved to the position where the pouch for a secondary battery is located. . Since the loading pickup device 30 is slidably coupled to the support frame 10, the loading pickup device 30 is moved along the support frame 10 to move it upward in the par position. When the loading pickup device 30 is moved upward of the pouch, the jelly roll 2 is disposed above the jelly roll receiving portion inside the pouch.

In a state in which the loading pickup device 30 is moved above the pouch, the jelly roll 2 is added by dropping the jelly roll 2 into the jelly roll receiving portion inside the pouch. This jelly roll 2 ) The guide unit is operated so that the position of the jelly roll 2 is not changed during the injecting process and properly enters the jelly roll receiving part inside the pouch. The guide unit includes a front guide 134, a rear guide 136, a front side guide 132FSG, and a rear side guide 132RSG. The front guider and the front side guide 132FSG are interlocked, and the rear guide ( 136) and the rear side guide 132RSG are interlocked.

The front guide 134 and the rear guide 136 move backward in a direction away from each other, and an operation in which the left and right front side guides 132FSG and the rear side guides 132RSG go away from each other is in a wide mode, and the front guide An operation in which the 134 and the rear guide 136 advance in a direction facing each other, and the left and right front side guides 132FSG and the rear side guides 132RSG are narrowed in a direction facing each other is a Narrow mode.

In the wide mode, the front cylinder 134SL and the rear cylinder move in a direction away from each other, so that the front guide 134 and the rear guide 136 connected to the front cylinder 134SL and the rear cylinder are respectively separated from each other. A moving reverse motion is made. The front guide 134 and the rear guide 136 perform a reverse operation, and at the same time, the front side guide 132FSG and the rear side guide 132RSG disposed at both left and right positions of the front cylinder 134SL and the rear cylinder are cam followers ( CMF).

When the front guide 134 and the rear guide 136 are in a reverse motion, the front moving guide block 134FMB moves along with the front cylinder 134SL in a direction extending from the rear moving guide block and the rear cylinder. A pair of cam followers (CMF) mounted on the block (134MMB) moves from the front side guide moving hole (134SGH) provided in the front moving guide block (134FMB) to the other end of the front side guide moving block (134MMB), The pair of front side guide moving holes 134SGH are arranged to be inclined so that the distance increases from one end to the other end of the front side guide moving block (134MMB), so that the pair of cam followers (CMF) As it goes along the pair of front side guide moving holes (134SGH), the pair of front side guide moving blocks (134MMB) to which the pair of cam followers (CMF) are respectively mounted open in a direction away from each other, and the The left and right front side guides 132FSG, which are erected and arranged at both left and right positions of the front cylinder 134SL, are also opened in directions away from each other. The wide mode in the Narrow mode in which the front guide 134 and the rear guide 136 advance in a direction facing each other, and the front side guides 132FSG and the rear side guides 132RSG on both left and right are narrowed in a direction facing each other. It is converted into.

On the other hand, when the front guide 134 and the rear guide 136 move backward, the rear moving guide block moves in a direction extending from the front moving guide block 134FMB and the front cylinder 134SL together with the rear cylinder. A pair of cam followers (CMF) mounted on the guide (132RSG) moving block moves from the rear side guide (132RSG) moving hole provided on the rear moving guide block to the other end of the rear side guide (132RSG) moving block, the The pair of rear side guides (132RSG) moving holes are arranged to be inclined so that the distance gradually increases from one end to the other end of the rear side guide (132RSG) moving block, so that the pair of cam followers (CMF) is The rear side guide (132RSG) of the rear side guide (132RSG) of the moving hole gradually widens as it goes along the moving hole, so that the pair of rear side guides (132RSG) moving blocks each equipped with the pair of cam followers (CMF) are opened in a direction away from each other, and the rear The left and right rear side guides 132RSG, which are erected and arranged at both left and right positions of the cylinder, are also opened in a direction away from each other. The front guide 134 and the rear guide 136 are narrowed in a direction facing each other, and the left and right front side guides 132FSG and the rear side guides 132RSG are narrowed in a direction facing each other. It is converted. In the wide mode, a pair of fork members 32 are not opened, so that a plurality of forks 32PK on the left and right sides are maintained in a state supporting the jelly roll 2 from below.

In order to put the jelly roll 2 into the jelly roll receiving part inside the pouch, the wide mode is switched to the narrow mode. In the wide mode, the front cylinder 134SL and the rear cylinder, which were reversing in the wide mode, are moved in a direction closer to each other, so that the front guide 134 and the rear guide 136 respectively connected to the front cylinder 134SL and the rear cylinder are Advance movements are made that move in directions that are closer to each other. At the same time that the front guide 134 and the rear guide 136 move forward, the front side guides 132FSG and the rear side guides 132RSG disposed at both left and right positions of the front cylinder 134SL and the rear cylinder are cam followers ( CMF) narrowed each other.

When the front guide 134 and the rear guide 136 move forward, the front moving guide block 134FMB moves along with the front cylinder 134SL in the direction of being narrowed to the rear moving guide block and the rear cylinder. A pair of cam followers (CMF) mounted on the moving block (134MMB) moves from the front side guide moving hole (134SGH) provided in the front moving guide block (134FMB) toward one end of the front side guide moving block (134MMB). , The pair of front side guide moving holes 134SGH are arranged to be inclined so that the distance gradually decreases from the other end of the front side guide moving block 134MMB toward one end, so that the pair of cam followers (CMF) is As it goes along the pair of front side guide moving holes (134SGH), it is gradually narrowed, so that the pair of front side guide moving blocks (134MMB) each equipped with the pair of cam followers (CMF) move in a direction narrowing each other. In addition, the left and right front side guides 132FSG, which are erected at both left and right positions of the front cylinder 134SL, are also moved in a direction narrowing each other. In a wide mode in which the front guide 134 and the rear guide 136 move backward so that the front guide 134 and the rear guide 136 are open, the front side guides 132FSG and the rear side guides 132RSG on both sides are open from each other, the front guide 134 and the rear guide ( 136 advances so that they are narrowed to each other, and the front side guides 132FSG and the rear side guides 132RSG on both sides of the left and right are switched to the narrow mode.

In the narrow mode, the front guide 134, the front side guide 132FSG, the rear guide 136, and the rear side guide 132RSG are on a reference line for inputting the jelly roll 2 of the pouch below. In this Narrow mode, a pair of left and right fork members 32 are operated to open, so that a plurality of left and right forks 32PK come out from the bottom of the jelly roll 2, so that the jelly roll 2 is inside the pouch below. It falls into the jelly roll receiving part, and the front guide 134, the front side guide 132FSG, the rear guide 136, and the rear side guide 132RSG are on the reference line for inputting the jelly roll 2 of the pouch below. The jelly roll 2 is properly dropped into the jelly roll receiving portion inside the pouch along the front guide 134, the front side guide 132FSG, the rear guide 136, and the rear side guide 132RSG.

Therefore, in the present invention, even if a slip phenomenon of the jelly roll 2 occurs due to the fork 32PK when the jelly roll 2 falls by opening the pair of fork members 32, the jelly roll 2 is not twisted when the jelly roll 2 falls. The jelly roll 2 is not twisted when falling due to the front guide 134, the front side guide 132FSG, the rear guide 136, and the rear side guide 132RSG, so that the jelly roll 2 is It has the effect of being properly put into the pouch without twisting. Since the jelly roll 2 does not twist when falling and undergoes a sealing process (pouch sealing process) in a state that is properly inserted into the pouch, it solves the problem that a defect (defect of a secondary battery) occurs.

In addition, in the present invention, in the state in which the jelly roll 2 is disposed on the unloading jig 22, the pair of fork members 32 on the left and right sides are narrowed to reduce the forks 32PK provided in the pair of fork members 32. As a result, the jelly roll 2 is lifted onto the unloading jig 22, and a fork insert hole is secured between the plurality of protruding blocks 22PB on the left and right sides of the unloading jig 22. When narrowing the pair of fork members 32, each bridge fork (32BP) and fork (32PK) do not get caught in the protruding block (22PB) of the unloading jig (22) and enter through the fork insert hole while a pair of fork members Since 32 can be narrowed, the pick-up process of lifting the jelly roll 2 upward in the unloading jig 22 can be smoothly performed.

The present invention is a loading pickup support frame; There is a possibility of industrial use as a secondary battery jelly roll loading pickup device comprising; a pair of fork members mounted on the loading pickup support frame and moving forward and backward at positions facing each other.

Claims

Loading pickup support frame;

A secondary battery jelly roll loading pickup device comprising: a pair of fork members mounted on the loading pickup support frame and moving forward and backward at positions facing each other.
The method of claim 1,

A second battery jelly roll loading pickup device comprising: a guide unit for guiding the jelly roll to be put into the pouch.
The method of claim 1,

The loading pickup support frame is movably mounted on the support frame, and the loading pickup support frame and the pair of fork members move to the unloading jig disposed under the spoke frame, and the jelly disposed on the unloading jig Secondary battery jelly roll loading pickup device, characterized in that configured to pick up the roll by the pair of fork members.
The method of claim 3,

Secondary battery jelly roll loading pickup device, characterized in that a plurality of forks are provided along the length direction of the pair of fork members.
The method of claim 4,

The pair of fork members are mounted in a vertical direction on the loading pickup support frame and configured to be narrowed or widened in a direction facing each other, and the fork extends in a horizontal direction orthogonal to the fork member. Roll loading pickup device.
The method of claim 5,

The fork is a secondary battery jelly roll loading pickup device, characterized in that horizontally extending in a direction facing each other from the pair of fork members.
The method of claim 6,

A secondary battery jelly roll loading pickup device, characterized in that the forks extending horizontally in a direction facing each other in the pair of fork members are configured to support and pick up the jelly rolls disposed on the unloading jig under both sides.
The method of claim 7,

The pair of fork members includes a plurality of bridge forks arranged at regular intervals along the length direction and extending downward, and the plurality of forks are respectively connected to the plurality of bridge forks to extend in a horizontal direction. Secondary battery jelly roll loading pickup device.
A jelly roll pickup step of picking up the jelly roll by a pair of fork members mounted on the loading pickup support frame;

A jelly roll moving step of moving the jelly roll picked up by the pair of fork members onto the pouch;

And a jelly roll input step of inserting the jelly roll moved over the pouch into the jelly roll receiving portion inside the pouch by opening the pair of fork members.
The method of claim 9,

Jelly roll input guide step of guiding the jelly roll by a guide unit to drop and insert the jelly roll into the pouch at a correct position.