CN211003398U - Auxiliary equipment for production line - Google Patents

Abstract

The utility model provides a production line auxiliary device, which comprises an intelligent transporter, a first exposure machine and a conversion mechanism; the intelligent carrier is adjacent to the first exposure machine and the conversion mechanism; the conversion mechanism comprises a power device, a transmission belt and a limiting device; a third bracket is arranged on the transmission device, and a plurality of adsorption pieces are arranged on the third bracket; the transmission belt is sleeved on the power device and the transmission device; the limiting device comprises a limiting plate (and at least one moving rod) which is adjacent to the transmission device, a limiting groove is formed in the limiting plate, one end of the moving rod is connected with the transmission device, the power device drives the transmission device to move through the transmission belt, the third bracket moves along with the transmission device to turn over, and the other end of the moving rod penetrates through the limiting groove and can move along with the transmission device in the limiting groove.

Description

Auxiliary equipment for production line

[ technical field ] A method for producing a semiconductor device

The utility model relates to a production line equipment technical field especially relates to a production line auxiliary assembly.

[ background of the invention ]

In the production process of the printed circuit board, the previously prepared unexposed printed circuit board needs to be transported to a dust adhering machine through a material transporting device to remove dust and static electricity, then the printed circuit board is transported to a station of an exposure machine through a grabbing mechanism, one side of the printed circuit board prepared through exposure of the exposure machine is exposed, then the prepared printed circuit board with the uncompleted exposure process is turned over through turning motion of a turning mechanism, and then the other side of the printed circuit board is exposed through the exposure machine, so that the exposure process is completed. But current turn-over mechanism does not design the stop device when the upset motion to turn-over mechanism, easily causes the angle error of upset motion in the long-term motion in-process of turn-over mechanism, so easily make turn-over mechanism damage printed circuit board and lead to snatching the mechanism and can not correctly place printed circuit board at the exposure machine station when carrying printed circuit board to printed circuit board turn-over's in-process, and then make printed circuit board's exposure process not reach the exposure technological requirement.

In view of the above, it is desirable to provide a new auxiliary device for a production line to overcome the above-mentioned drawbacks.

[ Utility model ] content

The utility model aims at providing a production line auxiliary assembly can carry out the movement track of restricted drive when the switching mechanism carries out the upset motion, and then avoids the third bracket of switching mechanism to cause the angle error of upset motion at long-term motion in-process.

In order to achieve the above object, the present invention provides a production line auxiliary apparatus 100, comprising an intelligent carrier 30, a first exposure machine 40 and a conversion mechanism 60; the intelligent carrier 30 is disposed adjacent to the first exposure device 40 and the conversion mechanism 60; the switching mechanism 60 comprises a power device 61, a transmission device 62, a transmission belt 63 and a limiting device 65; a third bracket 621 is arranged on the transmission device 62, and a plurality of adsorption pieces 300 are arranged on the third bracket 621; the transmission belt 63 is sleeved on the power device 61 and the transmission device 62; stop device 65 include with the adjacent limiting plate 651 and at least one motion pole 652 that set up of transmission 62, limiting groove 6511 has been seted up on the limiting plate 651, the one end of motion pole 652 with transmission 62 is connected, power device 61 passes through drive belt 63 drives transmission 62 moves, third bracket 621 follows transmission 62 carries out the turnover motion, the other end of motion pole 652 passes limiting groove 6511 and can follow transmission 62 is in the motion in limiting groove 6511.

In a preferred embodiment, the shift mechanism 60 further includes a frame 64; the power device 61, the transmission device 62 and the limiting device 65 are all mounted on the frame body 64, and the power device 61 and the transmission device 62 are arranged at intervals.

In a preferred embodiment, a shock absorbing assembly 66 is provided at one end of the frame body 64 where the transmission device 62 is installed; the damping assembly 66 includes a fixing block 661 and an elastic rod 662 installed on the fixing block 661.

In a preferred embodiment, a buffer pad 6621 is disposed at one end of the elastic column 662 near the third bracket 621.

In a preferred embodiment, the power unit 61 is an electric motor; the cushion 6621 is made of rubber material.

In a preferred embodiment, the angle of the turning motion of the third bracket 621 with the transmission 62 ranges from 0 to 90 °.

In a preferred embodiment, the intelligent transporter 30 includes a transporter 31, a second material taking device 32 mounted on the transporter 31, a third material taking device 33 mounted on the transporter 31, and a second rotating arm 34 rotatably connected to the transporter 31; the second material taking device 32 is connected with the second rotating arm 34, and the third material taking device 33 is connected with the second rotating arm 34.

In a preferred embodiment, the second material taking device 32 includes at least one first mounting block 321 connected to the second rotating arm 34, a first bracket 322 spaced apart from the first mounting block 321, and a first support rod 323 connected between the first mounting block 321 and the first bracket 322, and the first bracket 322 is provided with a plurality of suction members 300; the third material taking device 33 includes at least one second mounting block 331 connected to the second rotating arm 34 and locked to the first mounting block 321, a second bracket 332 spaced apart from the second mounting block 331, and a second support rod 333 connected between the second mounting block 331 and the second bracket 332, wherein the second bracket 332 is provided with a plurality of adsorbing members 300, and the adsorbing members 300 on the second bracket 332 and the adsorbing members 300 on the first bracket 322 are arranged in a direction away from each other.

In a preferred embodiment, each of the plurality of adsorption members 300 is connected with an air tube; the plurality of suction members 300 are suction cups.

Compared with the prior art, the utility model provides a production line auxiliary assembly, beneficial effect lies in, stop device through setting limits transmission's movement track when the shifter carries out the upset motion, and then avoid the third bracket of shifter to cause the angle error of upset motion at long-term motion in-process, take place at the condition of exposure machine station with printed circuit board can not correctly place printed circuit board when carrying printed circuit board with leading to snatching the mechanism at the in-process damage printed circuit board of printed circuit board turn-over in order to avoid making turn-over mechanism, and then make printed circuit board's exposure process reach the exposure technological requirement.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of the auxiliary device of the production line provided by the present invention.

Fig. 2 is a schematic view of a part of the structure of a material taking mechanism of the line assist apparatus shown in fig. 1.

FIG. 3 is a schematic view of a positioning mechanism of the line assist apparatus shown in FIG. 1.

Fig. 4 is a partial structural schematic view of the positioning mechanism shown in fig. 3.

Fig. 5 is a schematic view of a pushing device of the positioning mechanism shown in fig. 4.

Fig. 6 is a perspective view of the intelligent handler of the line assist apparatus shown in fig. 1.

Fig. 7 is an enlarged view of the region a shown in fig. 6.

Fig. 8 is a perspective view of a switching mechanism of the line assist apparatus shown in fig. 1.

Fig. 9 is an enlarged view of the region B shown in fig. 8.

Fig. 10 is a perspective view of a material placing mechanism of the line assist apparatus shown in fig. 1.

Fig. 11 is an enlarged view of the region C shown in fig. 1.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantageous technical effects of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration only and not by way of limitation.

It will be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. Further, the meaning of "a plurality" or "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, the present invention provides a production line auxiliary apparatus 100, which includes a material taking mechanism 10, a positioning mechanism 20, an intelligent carrier 30, a first exposure machine 40, a second exposure machine 50, and a converting mechanism 60; the material taking mechanism 10 is arranged on the positioning mechanism 20, the first exposure machine 40 is arranged adjacent to the material taking mechanism 10, the second exposure machine 50 is arranged at a distance from the first exposure machine 40, the switching mechanism 60 is arranged between the first exposure machine 40 and the second exposure machine 50, and the intelligent carrier 30 is arranged adjacent to the material taking mechanism 10, the positioning mechanism 20, the first exposure machine 40, the second exposure machine 50 and the switching mechanism 60; the material taking mechanism 10 is used for taking a material 200 (a rectangular printed circuit board) and horizontally placing the material 200 on the positioning mechanism 10, the positioning mechanism 20 is used for conveying the material 200 and adjusting the position of the material 200 on the positioning mechanism 20, the first exposure machine 40 is used for exposing one surface of the material 200, the conversion mechanism 60 is used for turning over the material 200 exposed by the first exposure machine 40, the intelligent carrier 30 is used for carrying the material 200 placed on the positioning mechanism 20 to the first exposure machine 40 and carrying the material 200 turned over by the conversion mechanism 60 to the second exposure machine 50, and the second exposure machine 50 is used for exposing the other surface of the material 200.

When the material taking mechanism 10 takes a material and places the material on the positioning mechanism 20, the positioning mechanism 20 conveys the material 200 to one end of the positioning mechanism 20 close to the intelligent carrier 30, the intelligent carrier 30 conveys the material 200 placed on the positioning mechanism 20 to the first exposure machine 40, and at this time, the first exposure machine 40 exposes one surface of the material 200; after the exposure process of the first exposure machine 40 is completed, the conversion mechanism 60 turns over the material 200 exposed by the first exposure machine 40, at this time, the intelligent handler 30 conveys the material 200 turned over by the conversion mechanism 60 to the second exposure machine 50, and the second exposure machine 50 exposes the other surface of the material 200.

Referring to fig. 2 to 5, in one embodiment, the material taking mechanism 10 includes a supporting frame 11 installed on the top of the positioning mechanism 20 and a first material taking device 12 installed on the supporting frame 11; the first material taking device 12 includes a first rotating arm 121 rotatably connected to the supporting frame 11, a sliding rail 122 fixedly connected to the first rotating arm 121, and a first material taking assembly 123 slidably connected to the sliding rail 122 and configured to take and place the material 200. When the material taking mechanism 10 needs to take the material 200, the first rotating arm 121 rotates on the supporting frame 11, and the sliding rail 122 and the first material taking assembly 12 move along with the first rotating arm 121; when the first material taking assembly 123 faces the material 200, the first rotating arm 121 stops rotating, the first material taking assembly 123 moves along the sliding rail 122 towards the direction close to the material 200 to take the material 200, and after the first material taking assembly 123 takes the material 200, the first rotating arm 121 rotates to the original position and horizontally places the material 200 on the top surface of the positioning device 20.

In one embodiment, the first material taking assembly 123 includes a sliding block 1231 slidably connected to the sliding rail 122, a connecting rod 1232 fixedly connected to the sliding block 1231, and a first material absorbing member 1233 fixedly connected to an end of the connecting rod 1232 far from the sliding block 1231, and the first material absorbing member 1233 is provided with a plurality of absorbing members 300. The first material taking assembly 123 is in sliding fit with the slide rail 122 through the slider 1231 to move back and forth along the slide rail 122, and the first material taking assembly 123 absorbs the material 200 through the plurality of absorbing members 300 on the first absorbing member 1233 to achieve the purpose of taking and placing the material 200.

In one embodiment, the positioning mechanism 20 includes a material conveying device 21, a supporting device 22 installed at the bottom of the material conveying device 21, and a pushing device 23 installed at the bottom of the material conveying device 21. When the first material sucking part 1233 picks up the material 200 and places the material 200 on the material conveying device 21 of the positioning mechanism 20, the material conveying device 21 conveys the material 200 to one end of the positioning mechanism 20 close to the intelligent carrier 30, the supporting device 22 jacks up the material 200 placed on the material conveying device 20, and the pushing device 23 pushes the material 200 to one side of the positioning mechanism 20 close to the first exposure machine 40.

In one embodiment, the positioning mechanism 20 further includes a chassis 24; the material conveying device 21 is arranged on the bottom frame 24.

In one embodiment, the material conveying device 21 comprises a bottom plate 211 and a top plate 212 covering the bottom plate 211, wherein the bottom plate 211 is provided with a plurality of N × P rollers 2111 distributed in a matrix manner, and the rollers 2111 protrude out of the top plate 212. thus, when the material 200 is horizontally placed on the top plate 212, the rollers 2111 protrude out of the top plate 212 and can be in contact with the material 200, and when the rollers 2111 roll, the material 200 can move on the top plate 212.

In one embodiment, the pushing device 23 includes a pushing member 231, at least one telescopic rod 232 fixedly connected to the pushing member 231, and a pushing sheet 233 fixedly connected to the telescopic rod 232.

When the supporting device 22 penetrates through the bottom plate 211 to jack up the top plate 212, the material 200 placed on the top plate 212 is jacked up, the pushing piece 231 is started and drives the telescopic rod 232 to move in a direction close to the intelligent handler 30, the pushing piece 233 moves along with the telescopic rod 232 in a direction close to the intelligent handler 30, the material 200 placed on the top plate 212 is pushed to one side of the positioning mechanism 20 close to the first exposure machine 40 in a linear motion direction (at this time, the top plate 212 is disengaged from the roller 2111, the roller 2111 does not contact the material 200 when the material 200 is pushed), the position of the material 200 on the top plate 212 of the material conveying device 21 is adjusted, the intelligent handler 30 is facilitated to correctly grab the material 200, and therefore the material 200 is correctly placed at the exposure stations of the first exposure machine 40 and the second exposure machine 50, and the surface of the material is favorably exposed by the first exposure machine 40 and the second exposure machine 50, so as to be beneficial to the material to meet the requirements of the exposure process.

After the material 200 is pushed to the side of the positioning mechanism 20 close to the first exposure machine 50, the pushing member 231 is activated and drives the telescopic rod 232 to move in the direction away from the intelligent handler 30, and the supporting device 22 moves to the original position. Specifically, the pushing device 23 further includes at least one shaft sleeve 234 sleeved on the telescopic rod 232 and a limiting block 235 sleeved on the telescopic rod 232 and spaced from the shaft sleeve 234; therefore, when the pushing member 231 drives the telescopic rod 232 to move, the possibility of shaking or position deviation of the telescopic rod 232 in the moving process can be reduced through the matching of the shaft sleeve 234 and the limiting block 235. In the present embodiment, the pushing member 231 is a cylinder.

Referring to fig. 6 to 11 together, in one embodiment, the intelligent conveyor 30 includes a conveyor 31, a second material taking device 32 mounted on the conveyor 31, and a third material taking device 33 mounted on the conveyor 31. When the material 200 is pushed to the side of the positioning mechanism 20 close to the first exposure machine 40, the second material taking device 32 of the intelligent carrier 30 takes the material 200 on the top plate 212 of the material conveying device 21 and places the material on the first exposure machine 40, and the third material taking device 33 of the intelligent carrier 30 continues to take the material 200 on the top plate 212 of the material conveying device 21. In the present embodiment, the transporter 30 is an articulated arm robot.

In one embodiment, the intelligent handler 30 further comprises a second rotating arm 34 rotatably connected to the handler 31; the second material taking device 32 is fixedly connected with the second rotating arm 34, and the third material taking device 33 is fixedly connected with the second rotating arm 34. When the second rotating arm 34 rotates on the conveyor 31, the second material taking device 32 and the third material taking device 33 rotate along with the second rotating arm 34.

In one embodiment, the second material taking device 32 includes at least one first mounting block 321 fixedly connected to the second rotating arm 34, a first bracket 322 spaced from the first mounting block 321, and a first support rod 323 connected between the first mounting block 321 and the first bracket 322, and the first bracket 322 is provided with a plurality of adsorbing members 300 distributed in a matrix; the third material taking device 33 includes at least one and the second rotating arm 34 fixed connection and with the second installation block 331 of the first installation block 321 hasp, with the second bracket 332 that the second installation block 331 interval set up and connect in the second support rod 333 between the second installation block 331 and the second bracket 332, be provided with a plurality of absorption pieces 300 that are matrix distribution on the second bracket 332, just the absorption piece 300 on the second bracket 332 with the absorption piece 300 on the first bracket 322 sets up towards the direction of keeping away from each other.

In one embodiment, the switching mechanism 60 includes a power device 61, a transmission device 62, and a transmission belt 63 sleeved on the power device 61 and the transmission device 62; a third bracket 621 is arranged on the transmission device 62, and a plurality of adsorption pieces 300 are arranged on the third bracket 621; the power device 61 drives the transmission device 62 to move through the transmission belt 63, and the third bracket 621 performs a turning motion along with the transmission device 62. In the present embodiment, the power unit 61 is a motor; the angle of the turning motion of the third bracket 621 along with the transmission device 62 is in the range of 0-90 degrees; the plurality of suction members 300 are suction cups, and air pipes (not shown) for providing negative pressure to the suction members 300 are connected to the suction members 300, so that the suction force of the plurality of suction members 300 can be further enhanced.

In one embodiment, the switching mechanism 60 further comprises a frame 64 and a limiting device 65; the power device 61, the transmission device 62 and the limiting device 65 are all arranged on the frame body 64, and the power device 61 and the transmission device 62 are arranged at intervals; the limiting device 65 comprises a limiting plate 651 and at least one moving rod 652, wherein the limiting plate 651 is connected with the frame body 64 and is adjacent to the transmission device 62, the moving rod 652 is in a Z shape, a limiting groove 6511 in an arc shape is formed in the limiting plate 651, one end of the moving rod 652 is connected with the transmission device 62, and the other end of the moving rod 652 penetrates through the limiting groove 6511 and can move in the limiting groove 6511.

When the power device 61 is started and the transmission device 62 is driven by the transmission belt 63 to move clockwise, the third bracket 621 turns over along with the transmission device 62 to the exposure station of the first exposure machine 40, and is adsorbed on a surface of the material 200 on the first exposure machine 40, which is not subjected to exposure treatment, by the adsorption members 300; meanwhile, the moving rod 652 moves in the limiting groove 6511 along with the transmission device 62 and abuts against one end of the limiting groove 6411, so that the moving track of the transmission device 62 can be limited by the cooperation of the moving rod 652 and the limiting groove 6511, and further, the angle error of the turning motion caused by the third bracket 621 of the conversion mechanism 60 in the long-term motion process is avoided.

When the plurality of adsorbing members 300 on the third bracket 621 adsorb the material 200 on the first exposure machine 40, the power device 61 is started and drives the transmission device 62 to move in the counterclockwise direction through the transmission belt 63, and the third bracket 621 turns over along with the transmission device 62 to move to the original position; meanwhile, the moving rod 652 moves in the limiting groove 6511 along with the transmission device 62 and abuts against the other end of the limiting groove 6511, so that the moving track of the transmission device 62 can be limited by the cooperation of the moving rod 652 and the limiting groove 6511, and further, the angle error of the turning motion caused by the third bracket 621 of the conversion mechanism 60 in the long-term moving process is avoided.

When the third bracket 621 turns over to the original position along with the transmission device 62, the second material taking device 32 is adsorbed on a surface of the material 200 adsorbed by the plurality of adsorbing members 300 on the third bracket 621, and places a surface of the material 200, which is not subjected to exposure processing, on the second exposure machine 50, and at this time, the second exposure machine 50 exposes a surface of the material 200, which is not subjected to exposure processing.

In one embodiment, a shock absorbing assembly 66 is disposed at one end of the frame body 64 where the transmission device 62 is installed; the damping assembly 66 includes a fixing block 661 and an elastic rod 662 installed on the fixing block 661. Thus, when the third bracket 621 turns over to the exposure station of the first exposure machine 40 along with the transmission device 62, the elastic column 662 can buffer the movement force of the third bracket 621 so as to prevent the material from being damaged due to the excessive impact force generated by the movement of the third bracket 621.

In one embodiment, a cushion 6621 is provided at an end of the resilient stud 662 near the third bracket 621. In this manner, the movement force of the third bracket 621 can be further buffered by the buffer pad 6621. In this embodiment, the buffer 6621 is made of rubber material.

In one embodiment, the production line auxiliary equipment 100 further comprises a material placing mechanism 70 for placing the material 200; manually standing a plurality of tightly-close-phase attached materials 200 on the material placing mechanism 70, so that the material taking mechanism 10 can take the materials from the material placing mechanism 70 in sequence.

In one embodiment, the line assist apparatus 100 further comprises a dust removal mechanism 80 for adsorbing dust on the surface of the material 200; the dust removing mechanism 80 comprises a mounting frame 81 sleeved on the positioning mechanism 20 and two rollers 82 arranged on the mounting frame 81 at intervals; dust absorption cotton (not shown) is arranged on the outer surfaces of the two rollers 82, and the height between the distance between the two rollers 82 and the ground is equal to the height between the top plate 212 of the material conveying device 21 and the ground. Thus, when the material 200 moves on the top surface of the top plate 212, the material 200 can pass through between the two rollers 82, and the dust-absorbing cotton of the two rollers 82 absorbs dust on the surface of the material 200, so as to achieve the effect of removing dust from the material 200.

The invention is not limited solely to that described in the specification and the embodiments, and additional advantages and modifications will readily occur to those skilled in the art, and it is not intended to be limited to the specific details, representative apparatus, and illustrative examples shown and described herein, without departing from the spirit and scope of the general concept as defined by the appended claims and their equivalents.

Claims (9)

1. A production line auxiliary apparatus (100) characterized by comprising an intelligent carrier (30), a first exposure machine (40) and a conversion mechanism (60); the intelligent carrier (30) is arranged adjacent to the first exposure machine (40) and the conversion mechanism (60); the switching mechanism (60) comprises a power device (61), a transmission device (62), a transmission belt (63) and a limiting device (65); a third bracket (621) is arranged on the transmission device (62), and a plurality of adsorption pieces (300) are arranged on the third bracket (621); the transmission belt (63) is sleeved on the power device (61) and the transmission device (62);

stop device (65) include with limiting plate (651) and at least one motion bar (652) that transmission (62) is adjacent to be set up, spacing groove (6511) have been seted up on limiting plate (651), the one end of motion bar (652) with transmission (62) are connected, power device (61) pass through drive belt (63) drive transmission (62) motion, third bracket (621) are followed transmission (62) carry out the upset motion, the other end of motion bar (652) passes spacing groove (6511) and can be followed transmission (62) are in spacing groove (6511) internal motion.

2. The line assistant apparatus (100) according to claim 1, wherein the conversion mechanism (60) further comprises a frame body (64); the power device (61), the transmission device (62) and the limiting device (65) are all arranged on the frame body (64), and the power device (61) and the transmission device (62) are arranged at intervals.

3. The line assistant apparatus (100) according to claim 2, wherein a shock absorbing assembly (66) is provided at one end of the frame body (64) where the transmission device (62) is installed; the shock absorption assembly (66) comprises a fixing block (661) and an elastic column (662) installed on the fixing block (661).

4. The line aid (100) according to claim 3, wherein the resilient posts (662) are provided with a cushion pad (6621) at an end adjacent to the third bracket (621).

5. The line assistant (100) according to claim 4, wherein the power device (61) is an electric motor; the buffer pad (6621) is made of rubber material.

6. The line assistant (100) according to claim 1, wherein the angle of the turning motion of the third bracket (621) with the transmission (62) is in the range of 0-90 °.

7. The line assistant apparatus (100) of claim 1, wherein the intelligent conveyor (30) comprises a conveyor (31), a second material taking device (32) mounted on the conveyor (31), a third material taking device (33) mounted on the conveyor (31), and a second rotating arm (34) rotatably connected to the conveyor (31); the second material taking device (32) is connected with the second rotating arm (34), and the third material taking device (33) is connected with the second rotating arm (34).

8. The line assistant apparatus (100) of claim 7, wherein the second material taking device (32) comprises at least one first mounting block (321) connected to the second rotating arm (34), a first bracket (322) spaced from the first mounting block (321), and a first support rod (323) connected between the first mounting block (321) and the first bracket (322), wherein a plurality of absorbing members (300) are disposed on the first bracket (322); the third material taking device (33) comprises at least one second mounting block (331) connected with the second rotating arm (34) and locked with the first mounting block (321), a second bracket (332) arranged at intervals with the second mounting block (331) and a second support rod (333) connected between the second mounting block (331) and the second bracket (332), wherein a plurality of adsorption pieces (300) are arranged on the second bracket (332), and the adsorption pieces (300) on the second bracket (332) and the adsorption pieces (300) on the first bracket (322) are arranged towards the direction far away from each other.

9. The line aid (100) according to claim 1, wherein each of the plurality of suction members (300) is connected with an air pipe; the plurality of adsorption pieces (300) are all suckers.

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