Automatic tape splicing mechanism for pole piece material roll

Abstract

The utility model discloses an automatic tape splicing mechanism for a pole piece material roll, which comprises a mounting plate, at least one material roll fixing part is arranged on the mounting plate, a tape cutting and pulling part is arranged above one side of the material roll fixing part, a joint displacement part is arranged above the tape cutting and pulling part, and a rubberizing head is arranged between the tape cutting and pulling part and the joint displacement part; the belt cutting and pulling part comprises a belt cutting and pulling mounting plate and a suction cup assembly connected to the belt cutting and pulling mounting plate in a sliding mode, and a first connector pressing assembly is arranged above the suction cup assembly. The pole piece material roll automatic tape splicing mechanism is arranged, the position of a connector of a new upper pole piece material roll can be automatically detected, the pole piece material roll about to be used up can be automatically cut off, the cut-off connector and the connector of the new upper pole piece material roll are automatically in butt joint, and the connector and the connector of the new upper pole piece material roll are glued through a gluing head. Therefore, the manual operation time is effectively reduced, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pole piece tape splicing equipment, in particular to an automatic tape splicing mechanism for pole piece rolls. Background Art

[0002] Lamination or winding are different production processes for lithium batteries. During the production process, whether it is lamination or winding, it is necessary to increase the feeding speed to increase the production efficiency of the battery.

[0003] In the lithium battery stacking or winding process, splicing is an inevitable step in the process of replacing the old electrode material rolls with the new one. The current splicing method is through manual wire feeding, which is time-consuming and leads to low battery production efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide an automatic tape splicing mechanism for a pole piece roll, so as to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] An automatic tape splicing mechanism for a pole piece roll includes a mounting plate, wherein at least one roll fixing portion is provided on the mounting plate, a tape cutting and pulling portion is provided above one side of the roll fixing portion, a joint displacement portion is provided above the tape cutting and pulling portion, and a glue applying head is provided between the tape cutting and pulling portion and the joint displacement portion;

[0007] The tape cutting and drawing portion includes a tape cutting and drawing mounting plate and a suction cup assembly slidably connected to the tape cutting and drawing mounting plate, and a first joint pressing assembly is provided above the suction cup assembly;

[0008] The joint displacement portion includes a second joint pressing assembly.

[0009] The two electrode joints are respectively compressed by the first joint compression assembly and the second joint compression assembly, and then the two compressed material roll joints are glued and taped by the glue taping head.

[0010] As a further solution of the present invention: the material roll fixing portion is provided with multiple ones, and the second joint clamping assembly is slidably connected to the mounting plate.

[0011] By providing a plurality of roll fixing portions, the second head pressing portion slides on the mounting plate, so that the second joint pressing portion can be moved above different roll fixing portions and jointed with the rolls on different roll fixing portions.

[0012] As a further solution of the present invention: a guide part is provided on one side of the material roll fixing part, and the guide part includes a guide roller cylinder mounting plate fixedly connected to the mounting plate, a guide roller cylinder is fixedly connected to the guide roller cylinder mounting plate, a guide roller mounting bracket is fixedly connected to the piston end of the guide roller cylinder, and a guide roller is rotatably connected to the guide roller mounting bracket.

[0013] By providing a guide part on one side of the material roll fixing part, the pole piece of the material roll can be guided by the guide roller in the guide part. At the same time, a guide roller cylinder is provided to adapt to the smaller diameter of the material roll caused by the up and down movement of the pole piece material roll, ensuring that the guide roller can always be in close contact with the material roll.

[0014] As a further solution of the present invention: a joint detection part is arranged below the tape cutting and pulling part, and the joint detection part includes a detection structure mounting plate fixedly connected to the mounting plate, and a sliding plate is slidably connected to the detection structure mounting plate, and a displacement sensor is arranged at one end of the sliding plate close to the pole piece.

[0015] The joint of the material roll can be detected by the joint detection part, and the material feeding can be stopped or the joint can be adjusted according to the joint position to perform the splicing operation.

[0016] As a further solution of the present invention: the detection structure mounting plate is fixedly connected to the detection cylinder via the detection cylinder mounting plate, the piston end of the detection cylinder is connected to the sliding plate through a floating joint, the sliding plate is slidingly connected to the detection structure mounting plate via a first linear slide rail, and one end of the sliding plate close to the displacement sensor is fixedly connected to two limiting roller mounting plates, the displacement sensor is located between the two limiting roller mounting plates, and the limiting roller is rotatably connected to the limiting roller mounting plate.

[0017] The joint detection unit detects the actual position of the coil joint through a displacement sensor, thereby providing a reference for the docking of the coil joint.

[0018] As a further solution of the present invention: a second linear slide rail is provided on the tape cutting and pulling strap mounting plate, and a suction cup assembly mounting plate is slidably connected to the second linear slide rail. The suction cup assembly is slidably connected to the tape cutting and pulling strap mounting plate through the suction cup assembly mounting plate and the second linear slide rail.

[0019] The newly loaded material roll is adsorbed by the suction cup assembly, and then the belt is pulled upward by the second linear slide rail to pull the joint of the newly loaded material roll to the joint of the front end belt.

[0020] As a further solution of the present invention: a linear slide mounting plate is vertically arranged on the belt cutting and pulling mounting plate, the second linear slide is fixedly connected to the linear slide mounting plate, and a belt cutting and pulling mounting plate is provided with a pulling cylinder for driving the suction cup assembly mounting plate to reciprocate on the second linear slide, the suction cup assembly is slidingly connected to the suction cup assembly mounting plate through a suction cup guide rod, a compression spring is arranged between the suction cup assembly mounting plate and the suction cup assembly, and a suction cup cylinder for driving the suction cup assembly to move along the suction cup guide rod is provided on the suction cup assembly or the suction cup assembly mounting plate.

[0021] By setting up a belt pulling cylinder, power can be provided for the belt pulling, and by setting up a suction cup cylinder, displacement can be provided for the suction cup assembly so that the suction cup assembly can approach the material belt and perform adsorption.

[0022] As a further solution of the present invention: the first joint clamping assembly includes a pole piece support plate, a first guide roller is provided under the pole piece support plate, a negative pressure suction nozzle is provided on the pole piece support plate, and a first pressure block cooperating with the pole piece support plate is provided on the tape cutting and pulling strap mounting plate. The first pressure block is slidingly connected to the tape cutting and pulling strap mounting plate through a first clamping cylinder, and the first clamping cylinder is fixedly connected to the tape cutting and pulling strap mounting plate through a clamping cylinder mounting plate.

[0023] By providing the first joint pressing assembly, the joints of the newly loaded electrode material roll can be pressed to facilitate gluing and taping.

[0024] As a further solution of the present invention: the upper end of the cutting and drawing strap mounting plate is slidably connected to a cutter assembly via a cutter cylinder, and the cutter cylinder is fixedly connected to the cutting and drawing strap mounting plate via a cutter cylinder mounting plate.

[0025] By setting up a cutter assembly, the pole piece roll that is about to be used up can be cut off.

[0026] As a further solution of the present invention: the joint shifting part includes a shifting part mounting plate that is wrestled with the mounting plate, a third linear slide is provided on the shifting part mounting plate, the second joint clamping assembly is slidably connected to the third linear slide, the shifting part mounting plate is provided with a shifting cylinder for driving the second joint clamping assembly to be slidably connected, the second joint clamping assembly includes a movable mounting plate slidably connected to the third linear slide, the movable mounting plate is dynamically connected to the shifting cylinder through a shifting cylinder connecting piece, a second guide roller is provided on the movable mounting plate, a pole piece support plate is provided below the second guide roller, a second pressure block is provided on one side of the pole piece support plate, the second pressure block is slidably connected to the movable mounting plate through a second clamping cylinder, and the second clamping cylinder is fixedly connected to the movable mounting plate through a clamping cylinder connecting plate.

[0027] By setting up the third linear guide rail, the second joint clamping assembly can be driven to slide horizontally, and then can be docked with different material roll fixing parts to achieve fast loading and reduce the time wasted due to changing material rolls.

[0028] Compared with the prior art, the beneficial effects of the present invention are:

[0029] 1. The present application is provided with an automatic splicing mechanism for electrode material rolls, which can automatically detect the joint position of the newly-loaded electrode material roll, automatically cut off the electrode material roll that is about to be used up, and automatically connect the cut joint with the joint of the newly-loaded electrode material roll and glue them with a gluing head, finally realizing the automatic splicing function, thereby effectively reducing manual operation time and improving production efficiency.

[0030] 2. The present application is provided with multiple material roll fixing parts, and multiple material rolls can be set at the same time. When changing the material rolls, the position of the material rolls can be changed by directly lowering to complete automatic splicing. There is no need for manual or manual replacement of the material rolls and then automatic splicing, which further reduces the splicing time. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a front axonometric view of the automatic tape splicing mechanism for the electrode roll of this embodiment;

[0032] Figure 2 This is a front view of the automatic tape splicing mechanism for the electrode roll of this embodiment;

[0033] Figure 3 This is a schematic diagram of the guide roller mechanism of this embodiment;

[0034] Figure 4 This is a schematic diagram of the joint detection mechanism of this embodiment;

[0035] Figure 5 This is a schematic diagram of the tape cutting and pressing mechanism of this embodiment;

[0036] Figure 6 This is a schematic diagram of the joint displacement mechanism of this embodiment;

[0037] In the picture:

[0038] 1-mounting plate, 2-first pole piece roll, 3-roll fixing portion, 4-first roll joint, 5-glue application head, 6-second roll joint, 7-guide portion, 8-joint detection portion, 9-tape cutting and pressing portion, 10-joint displacement portion, 11-third roll joint, 12-second roll;

[0039] 7.1-guide roller cylinder mounting plate, 7.2-guide roller cylinder, 7.3-guide roller mounting bracket, 7.4-guide roller;

[0040] 8.1-Detection structure mounting plate, 8.2-First linear guide rail, 8.3-Detection cylinder, 8.4-Detection cylinder mounting plate, 8.5-Floating joint, 8.6-Displacement sensor, 8.7-Limiting roller mounting seat, 8.8-Limiting roller, 8.9-Sliding plate;

[0041] 9.1 - Suction cup assembly, 9.2 - Cutting and pulling strap mounting plate, 9.3 - First guide roller, 9.4 - First pressing cylinder, 9.5 - First pressing block, 9.6 - Pressing cylinder mounting plate, 9.7 - Cutter assembly, 9.8 - Cutter cylinder, 9.9 - Pole piece support plate, 9.10 - Cutter cylinder mounting plate, 9.11 - Second linear guide rail, 9.12 - Suction cup assembly mounting plate, 9.13 - Compression spring, 9.14 - Suction cup cylinder, 9.15 - Suction cup guide rod, 9.16 - Pulling cylinder connecting plate, 9.17 - Linear guide rail mounting plate, 9.18 - Pulling cylinder;

[0042] 10.1-Displacement mechanism mounting plate, 10.2-third linear guide rail, 10.3-Displacement cylinder, 10.4-Displacement cylinder connecting piece, 10.5-Mobile mounting plate, 10.6-Clamping cylinder connecting plate, 10.7-Second clamping cylinder, 10.8-Second pressing block, 10.9-Pole piece support plate, 10.10-Second guide roller. DETAILED DESCRIPTION

[0043] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0044] See also Figure 1-2 In an embodiment of the present invention, an automatic tape splicing mechanism for an electrode roll includes a mounting plate 1, and at least one roll fixing portion 3 is provided on the mounting plate 1. In this embodiment, two roll fixing portions 3 are provided, and a guide portion 7 is provided on one side of the roll fixing portion 3. A joint detection portion 8 and a tape cutting and pulling portion 9 are provided above the guide portion 7. A joint displacement portion 10 is provided above the tape cutting and pulling portion 9, and a glue applying head 5 is provided between the tape cutting and pulling portion 9 and the joint displacement portion 10.

[0045] See also Figure 3 The guide part 7 includes a guide roller cylinder mounting plate 7.1 fixedly connected to the mounting plate 1, a guide roller cylinder 7.2 is fixedly connected to the guide roller cylinder mounting plate 7.1, the piston end of the guide roller cylinder 7.2 is fixedly connected to a guide roller mounting bracket 7.3, and a guide roller 7.4 is rotatably connected to the guide roller mounting bracket 7.3.

[0046] See also Figure 4 The joint detection part 8 includes a detection structure mounting plate 8.1 fixedly connected to the mounting plate 1, a sliding plate 8.9 is slidably connected to the detection structure mounting plate 8.1, and a displacement sensor 8.6 is provided on the end of the sliding plate 8.9 close to the pole piece. The detection structure mounting plate 8.1 is fixedly connected to the detection cylinder 8.3 through the detection cylinder mounting plate 8.4, and the piston end of the detection cylinder 8.3 is connected to the sliding plate 8.9 through the floating joint 8.5. The sliding plate 8.9 is slidably connected to the detection structure mounting plate 8.1 through the first linear slide rail 8.2. Two limit roller mounting plates 8.7 are fixedly connected to the end of the sliding plate 8.9 close to the displacement sensor 8.6. The displacement sensor 8.6 is located between the two limit roller mounting plates 8.7, and the limit roller mounting plate 8.7 is rotatably connected to the limit roller 8.8.

[0047] See also Figure 5 The tape cutting and pulling part 9 includes a tape cutting and pulling belt mounting plate 9.2 and a suction cup assembly 9.1 slidably connected to the tape cutting and pulling belt mounting plate 9.2. A first joint clamping assembly is provided above the suction cup assembly 9.1. A second linear slide rail 9.11 is provided on the tape cutting and pulling belt mounting plate 9.2. A suction cup assembly mounting plate 9.12 is slidably connected to the second linear slide rail 9.11. The suction cup assembly 9.1 is slidably connected to the tape cutting and pulling belt mounting plate 9.2 through the suction cup assembly mounting plate 9.12 and the second linear slide rail 9.11.

[0048] In this embodiment, a linear slide mounting plate 9.17 is vertically arranged on the tape cutting and pulling tape mounting plate 9.2, and the second linear slide 9.11 is fixedly connected to the linear slide mounting plate 9.17. The tape cutting and pulling tape mounting plate 9.2 is provided with a pulling tape cylinder 9.18 for driving the suction cup assembly mounting plate 9.12 to reciprocate on the second linear slide 9.11. The suction cup assembly 9.1 is slidingly connected to the suction cup assembly mounting plate 9.12 through a suction cup guide rod 9.15. A compression spring 9.13 is provided between the suction cup assembly mounting plate 9.12 and the suction cup assembly 9.1. A suction cup cylinder 9.14 is provided on the suction cup assembly 9.1 or the suction cup assembly mounting plate 9.12 to drive the suction cup assembly 9.1 to move along the suction cup guide rod 9.15.

[0049] In this embodiment, a first joint clamping assembly is provided above the suction cup assembly 9.1, and the first joint clamping assembly includes a pole piece support plate 9.9, a first guide roller 9.3 is provided below the pole piece support plate 9.9, a negative pressure suction nozzle is provided on the pole piece support plate 9.9, and a first pressure block 9.5 cooperating with the pole piece support plate 9.9 is provided on the tape cutting and drawing mounting plate 9.2. The first pressure block 9.5 is slidably connected to the tape cutting and drawing mounting plate 9.2 through a first clamping cylinder 9.4, and the first clamping cylinder 9.4 is fixedly connected to the tape cutting and drawing mounting plate 9.2 through a clamping cylinder mounting plate 9.6. The upper end of the tape cutting and drawing mounting plate 9.2 is slidably connected to a cutter assembly 9.7 through a cutter cylinder 9.8, and the cutter cylinder 9.8 is fixedly connected to the tape cutting and drawing mounting plate 9.2 through a cutter cylinder mounting plate 9.10.

[0050] See also Figure 6 The joint displacement part 10 includes a second joint clamping assembly, the joint displacement part 10 includes a displacement part mounting plate 10.1 connected to the mounting plate, a third linear slide 10.2 is provided on the displacement part mounting plate 10.1, the second joint clamping assembly is slidably connected to the third linear slide 10.2, the displacement part mounting plate 10.1 is provided with a displacement cylinder 10.3 for driving the sliding connection of the second joint clamping assembly, the second joint clamping assembly includes a movable mounting plate 10.5 slidably connected to the third linear slide 10.2, The movable mounting plate 10.5 is dynamically connected to the shifting cylinder 10.3 via a shifting cylinder connector 10.4. A second guide roller 10.10 is provided on the movable mounting plate 10.5. A pole piece support plate 10.9 is provided below the second guide roller 10.10. A second pressure block 10.8 is provided on one side of the pole piece support plate 10.9. The second pressure block 10.8 is slidably connected to the movable mounting plate 10.5 via a second clamping cylinder 10.7. The second clamping cylinder 10.7 is fixedly connected to the movable mounting plate 10.5 via a clamping cylinder connecting plate 10.6.

[0051] When the utility model is in use, the working process of the automatic pole piece material roll splicing mechanism is mainly divided into a pole piece material roll loading process, a pole piece material roll cutting process and a pole piece splicing process.

[0052] The second pole piece stock roll 12 loading process: in the initial state, the guide part 7, the joint detection part 8, and the tape cutting and pulling part 9 are in the initial state, the guide roller cylinder 7.2, the detection cylinder 8.3, the suction cup cylinder 9.14, and the pulling cylinder 9.18 are in the retracted state, and the first pressing cylinder 9.4 is in the retracted state. The second pole piece stock roll 12 is loaded onto the stock roll fixing mechanism 3, the guide roller cylinder 7.2 extends, the guide roller 7.4 pushes out and presses the second pole piece stock roll 12, the stock roll fixing mechanism 3 rotates to drive the second pole piece stock roll 12 to rotate, the detection cylinder 8.3 extends, the limit roller 8.8 extends and presses the second pole piece stock roll 12, and at the same time the displacement sensor 8.6 presses and contacts the second pole piece stock roll 12, and the stock roll fixing mechanism 3 continues to rotate. When the joint of the second pole piece stock roll 12 rotates to the displacement sensor 8.6, the displacement sensor 8.6 detects the displacement change, thereby detecting the position of the third stock roll joint 11 of the second pole piece stock roll 12, and the stock roll fixing mechanism The mechanism 3 stops rotating, the suction cup cylinder 9.14 extends to press the suction cup assembly 9.1 down, the suction cup assembly 9.1 is close to the third material roll joint 11 of the second electrode material roll 12, the suction cup assembly 9.1 absorbs the third material roll joint 11, the detection cylinder 8.3 retracts, the suction cup cylinder 9.14 retracts, the pulling cylinder 9.18 extends, and at the same time the material roll fixing mechanism 3 is reversed, the suction cup cylinder 9.14 absorbs the third material roll joint 11 and moves it to the electrode support plate 9.9, and the first pressing cylinder 9.4 extends to press the suction cup assembly 9.1 down to press the third material roll joint 11 onto the electrode support plate 9.9. The negative pressure air hole of the electrode support plate 9.9 draws negative pressure to adsorb the third material roll joint 11. The suction cup assembly 9.1 breaks the vacuum to release the third material roll joint 11. The first clamping cylinder 9.4 retracts, the pulling cylinder 9.18 retracts, the clamping cylinder 9.4 extends, the first pressure block 9.5 presses the third material roll joint 11 and holds it, the guide roller cylinder 7.2 retracts, and waits for the tape to be connected.

[0053] The process of cutting the electrode material roll: when the first electrode material roll 2 is about to be used up, the first pressing cylinder 9.4 extends, the first pressing block 9.5 presses the electrode, the second pressing cylinder 10.7 extends, the second pressing block 10.8 presses the electrode, the cutter cylinder 9.8 extends to drive the cutter assembly 9.7 to extend to cut the electrode into the first material roll joint 4 and the second material roll joint 6, the cutter cylinder 9.8 retracts to drive the cutter assembly 9.7 to reset and retract, and the used first electrode material roll 2 is unloaded, waiting for the next electrode material roll to be loaded.

[0054] Electrode splicing process: After the electrode roll is cut, the shifting cylinder 10.3 is driven to move the second roll joint 6 and align it with the third roll joint 11 of the second electrode roll 12. The gluing head 5 extends to glue the second roll joint 6 of the previous electrode roll to the third roll joint 11. The gluing head 5 retracts, the first pressing cylinder 9.4 retracts, the second pressing cylinder 10.7 retracts, and the splicing process is completed.

[0055] To sum up, the automatic pole piece stock roll splicing mechanism provided by the present invention fixes the second pole piece stock roll 12 through the stock roll fixing mechanism 3, the guide part 7 guides and straightens the second pole piece stock roll 12, and then the joint detection part 8 detects and searches for the third stock roll joint 11 of the second pole piece stock roll 12, and then the suction cup assembly 9.1 of the tape cutting and pulling part 9 absorbs and pulls the third stock roll joint 11 to the position of the first pressing block 9.5, and is pressed by the first pressing block 9.5 to wait for splicing. When the first pole piece stock roll 2 is about to be used up, the second pressing block 10.8 and the first pressing block 9.5 are extended at the same time to press the pole piece of the first pole piece stock roll 2, the cutter assembly 9.7 extends to cut the pole piece of the first pole piece stock roll 2 into the first stock roll joint 4 and the second stock roll joint 6, the shifting cylinder 10.3 moves the second stock roll joint 6 to the docking position with the third stock roll joint 11, the gluing head 5 performs gluing to bond the third stock roll joint 11 and the second stock roll joint 6 together, and finally completes the automatic splicing process.

[0056] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0057] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. An automatic tape splicing mechanism for a pole piece roll, comprising a mounting plate (1), characterized in that: At least one material roll fixing portion (3) is provided on the mounting plate (1), a tape cutting and drawing portion (9) is provided above one side of the material roll fixing portion (3), a joint displacement portion (10) is provided above the tape cutting and drawing portion (9), and a glue sticking head (5) is provided between the tape cutting and drawing portion (9) and the joint displacement portion (10); The tape cutting and drawing part (9) comprises a tape cutting and drawing installation plate (9.2) and a suction cup assembly (9.1) slidably connected to the tape cutting and drawing installation plate (9.2), and a first joint pressing assembly is provided above the suction cup assembly (9.1); The joint displacement portion (10) includes a second joint pressing assembly.

2. The automatic tape splicing mechanism for electrode material rolls according to claim 1, characterized in that: The material roll fixing portion (3) is provided with a plurality of parts, and the second joint pressing assembly is slidably connected to the mounting plate (1).

3. The automatic tape splicing mechanism for electrode material rolls according to claim 1, characterized in that: A guide portion (7) is provided on one side of the material roll fixing portion (3), and the guide portion (7) comprises a guide roller cylinder mounting plate (7.1) fixedly connected to the mounting plate (1); a guide roller cylinder (7.2) is fixedly connected to the guide roller cylinder mounting plate (7.1); a guide roller mounting bracket (7.3) is fixedly connected to the piston end of the guide roller cylinder (7.2); and a guide roller (7.4) is rotatably connected to the guide roller mounting bracket (7.3).

4. The automatic tape splicing mechanism for electrode material rolls according to claim 1, characterized in that: A joint detection portion (8) is provided below the tape cutting and pulling portion (9), and the joint detection portion (8) comprises a detection structure mounting plate (8.1) fixedly connected to the mounting plate (1), a sliding plate (8.9) being slidably connected to the detection structure mounting plate (8.1), and a displacement sensor (8.6) being provided at one end of the sliding plate (8.9) close to the pole piece.

5. The automatic tape splicing mechanism for electrode rolls according to claim 4, characterized in that: The detection structure mounting plate (8.1) is fixedly connected to a detection cylinder (8.3) via a detection cylinder mounting plate (8.4); the piston end of the detection cylinder (8.3) is connected to the sliding plate (8.9) via a floating joint (8.5); the sliding plate (8.9) is slidingly connected to the detection structure mounting plate (8.1) via a first linear slide rail (8.2); two limiting roller mounting plates (8.7) are fixedly connected to one end of the sliding plate (8.9) close to the displacement sensor (8.6); the displacement sensor (8.6) is located between the two limiting roller mounting plates (8.7); and the limiting roller (8.8) is rotatably connected to the limiting roller mounting plate (8.7).

6. The automatic tape splicing mechanism for electrode rolls according to claim 1, characterized in that: A second linear slide rail (9.11) is provided on the tape cutting and drawing tape mounting plate (9.2), a suction cup assembly mounting plate (9.12) is slidably connected to the second linear slide rail (9.11), and the suction cup assembly (9.1) is slidably connected to the tape cutting and drawing tape mounting plate (9.2) via the suction cup assembly mounting plate (9.12) and the second linear slide rail (9.11).

7. The automatic tape splicing mechanism for electrode rolls according to claim 6, characterized in that: A linear slide rail mounting plate (9.17) is vertically arranged on the tape cutting and drawing tape mounting plate (9.2); the second linear slide rail (9.11) is fixedly connected to the linear slide rail mounting plate (9.17); a drawing cylinder (9.18) is provided on the tape cutting and drawing tape mounting plate (9.2) for driving the suction cup assembly mounting plate (9.12) to reciprocate on the second linear slide rail (9.11); the suction cup assembly (9.1) is slidably connected to the suction cup assembly mounting plate (9.12) via a suction cup guide rod (9.15); a compression spring (9.13) is provided between the suction cup assembly mounting plate (9.12) and the suction cup assembly (9.1); a suction cup cylinder (9.14) is provided on the suction cup assembly (9.1) or the suction cup assembly mounting plate (9.12) for driving the suction cup assembly (9.1) to move along the suction cup guide rod (9.15).

8. The automatic electrode material roll splicing mechanism according to claim 1, characterized in that: The first joint pressing assembly comprises a pole piece support plate (9.9), a first guide roller (9.3) is provided below the pole piece support plate (9.9), a negative pressure suction nozzle is provided on the pole piece support plate (9.9), a first pressing block (9.5) cooperating with the pole piece support plate (9.9) is provided on the tape cutting and drawing mounting plate (9.2), the first pressing block (9.5) is slidably connected to the tape cutting and drawing mounting plate (9.2) via a first pressing cylinder (9.4), and the first pressing cylinder (9.4) is fixedly connected to the tape cutting and drawing mounting plate (9.2) via a pressing cylinder mounting plate (9.6).

9. The automatic tape splicing mechanism for electrode rolls according to claim 1, characterized in that: The upper end of the tape cutting and drawing mounting plate (9.2) is slidably connected to a cutter assembly (9.7) via a cutter cylinder (9.8), and the cutter cylinder (9.8) is fixedly connected to the tape cutting and drawing mounting plate (9.2) via a cutter cylinder mounting plate (9.10).

10. The automatic tape splicing mechanism for electrode rolls according to claim 1, characterized in that: The joint displacement part (10) comprises a displacement part mounting plate (10.1) connected to the mounting plate, a third linear slide rail (10.2) is provided on the displacement part mounting plate (10.1), the second joint clamping assembly is slidably connected to the third linear slide rail (10.2), the displacement part mounting plate (10.1) is provided with a displacement cylinder (10.3) for driving the second joint clamping assembly to be slidably connected, the second joint clamping assembly comprises a movable mounting plate (10.5) slidably connected to the third linear slide rail (10.2), the movable mounting plate (10.5) is movable by displacement The cylinder connecting piece (10.4) is dynamically connected to the displacement cylinder (10.3); a second guide roller (10.10) is provided on the movable mounting plate (10.5); a pole piece support plate (10.9) is provided below the second guide roller (10.10); a second pressing block (10.8) is provided on one side of the pole piece support plate (10.9); the second pressing block (10.8) is slidably connected to the movable mounting plate (10.5) via a second pressing cylinder (10.7); and the second pressing cylinder (10.7) is fixedly connected to the movable mounting plate (10.5) via a pressing cylinder connecting plate (10.6).

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