Packaging mechanism

Abstract

The utility model discloses a packaging mechanism. The packaging mechanism comprises a machine body; the packaging module is assembled on the machine body and can move relative to the machine body; and the electrode lug correction module is assembled on the packaging module and can move along with the packaging module. According to the utility model, the tab correction module moves along with the packaging module, so that the tab correction module can synchronously correct the tab while the packaging module packages the aluminum plastic film, thereby improving the packaging effect of the aluminum plastic film, and improving the working efficiency and the rate of finished products.

Description

Technical Field

[0001] The utility model relates to the technical field of battery manufacturing equipment, in particular to a packaging mechanism. Background Art

[0002] In the prior art, the packaging mechanism often uses a cylinder or a motor to drive the upper head or the lower head to package the aluminum-plastic film. Due to insufficient pressure or uneven force, the packaging effect of the aluminum-plastic film is not good and the packaging time is generally long. In addition, the position of the tab is easily displaced during the transportation process or the influence of the previous process, that is, the tab position is easily in a non-standard position, resulting in poor packaging effect and low yield, which easily leads to waste of materials. Utility Model Content

[0003] In order to overcome at least one of the defects of the prior art, the utility model provides a packaging mechanism, which can simultaneously package the aluminum-plastic film and the correcting tab, thereby improving the aluminum-plastic film packaging effect and the yield rate.

[0004] A packaging mechanism according to an embodiment of the utility model includes: a body; a packaging module, which is mounted on the body and can move relative to the body; and a tab correction module, which is mounted on the packaging module and can move with the packaging module.

[0005] In this packaging mechanism, the tab correction module moves along with the packaging module, so that while the packaging module is packaging the aluminum-plastic film, the tab correction module can simultaneously correct the tab, thereby improving the aluminum-plastic film packaging effect, working efficiency and yield rate.

[0006] According to some embodiments of the utility model, the tab correction module includes an upper correction piece and a lower correction piece, both of which are assembled on the packaging module, and the upper correction piece and the lower correction piece are cooperatively connected.

[0007] According to some embodiments of the utility model, the packaging module includes an upper seal and a lower seal, the upper seal is assembled on one side of the body, the upper correcting piece is assembled on the upper seal, the lower seal is on the other side of the body, the lower correcting piece is assembled on the lower seal, and the upper seal and the lower seal can move toward or in opposite directions.

[0008] According to some embodiments of the present utility model, an upper sealing head is arranged on the upper sealing member, and a lower sealing head arranged opposite to the upper sealing head is arranged on the lower sealing member.

[0009] According to some embodiments of the utility model, it also includes an upper heating tube, a lower heating tube, a first temperature control meter and a second temperature control meter. The upper heating tube is assembled in the upper sealing member, and the lower heating tube is assembled in the lower sealing member. The first temperature control meter is electrically connected to the upper heating tube, and the second temperature control meter is electrically connected to the lower heating tube. Both the first temperature control meter and the second temperature control meter are assembled on the body.

[0010] According to some embodiments of the present invention, it also includes an upper insulation board, a lower insulation board, an upper driving member and a lower driving member, the upper driving member is connected to the upper sealing member through the upper insulation board, and the lower driving member is connected to the lower sealing member through the lower insulation board.

[0011] According to some embodiments of the utility model, two clamping guide rails are spaced apart on one end surface of the lower correcting member close to the upper correcting member, the two clamping guide rails are arranged opposite to each other, and a clamping slider is slidably connected in the clamping guide rail, and the clamping slider is cooperatively connected with the upper correcting member.

[0012] According to some embodiments of the utility model, the upper correcting member is provided with two push rods which are cooperatively connected with the clamping slider, the clamping slider corresponds to the push rods one by one, and a tab pressing sheet is provided between the push rods.

[0013] According to some embodiments of the utility model, a first abutment portion is provided at an angle on the outer side of the clamping slider, and the push rod is provided with a second abutment portion cooperating with the first abutment portion, and the second abutment portion can rotate relative to the push rod.

[0014] According to some embodiments of the utility model, a translation module is also included, which includes a translation drive and a plurality of position sensors. The translation drive is fixedly connected to the body, and the body is provided with a detection part arranged opposite to the detection area of ​​the position sensor, and the detection part can move with the body.

[0015] In summary, the packaging mechanism provided by the utility model has the following technical effects:

[0016] The tab correction module follows the movement of the packaging module so that the tab correction module can correct the tab synchronously while the packaging module is packaging the aluminum-plastic film, thereby improving the aluminum-plastic film packaging effect, working efficiency and yield rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the packaging mechanism of an embodiment of the utility model;

[0018] Figure 2It is another structural schematic diagram of the packaging mechanism of an embodiment of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the upper correction member of an embodiment of the utility model;

[0020] Figure 4 It is a schematic structural diagram of the lower correcting member of an embodiment of the utility model.

[0021] The meanings of the reference numerals are as follows:

[0022] 1. Machine body; 2. Packaging module; 21. Upper sealing member; 211. Upper sealing head; 22. Lower sealing member; 221. Lower sealing head; 23. Upper heating tube; 24. Lower heating tube; 25. First temperature control meter; 26. Second temperature control meter; 27. Upper heat insulation board; 28. Lower heat insulation board; 29. ​​Upper driving member; 210. Lower driving member; 3. Tab correction module; 31. Upper correction member; 311. Push rod; 312. Tab pressing sheet; 313. Second abutting part; 32. Lower correction member; 321. Clamping guide rail; 322. Clamping slider; 323. First abutting part; 4. Translation module; 41. Translation driving member; 42. Position sensor; 43. Detection part. DETAILED DESCRIPTION

[0023] For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0024] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0026] See also Figure 1The utility model discloses a packaging mechanism, which includes a body 1, a packaging module 2 and a tab correction module 3. In some embodiments, the packaging module 2 is mounted on the body 1 and can move relative to the body 1, and the tab correction module 3 is mounted on the packaging module 2 and can move with the packaging module 2. Preferably, the tab correction module 3 moves with the packaging module 2, so that the tab correction module 3 can correct the tab synchronously while the packaging module 2 is packaging the aluminum-plastic film, thereby improving the aluminum-plastic film packaging effect, working efficiency and yield rate.

[0027] Optionally, the battery includes a battery cell and an aluminum-plastic film, the aluminum-plastic film is wrapped around the battery cell, and the tabs of the battery cell extend through the aluminum-plastic film to the outside, the tabs include a positive tab and a negative tab. Specifically, a fixture that clamps the battery moves along the logistics line to transport the battery to the working area of ​​the packaging mechanism so that the packaging module 2 can package the aluminum-plastic film. Optionally, the position of the battery can also be scanned by a CCD machine. When the battery reaches the working area of ​​the packaging mechanism, the aluminum-plastic film is packaged by the packaging module 2, and the tab correction module 3 moves along with the packaging module 2, so that while the packaging module 2 is packaging the aluminum-plastic film, the tab correction module 3 can simultaneously correct the tabs, thereby improving the aluminum-plastic film packaging effect, improving work efficiency and yield rate.

[0028] See also Figure 2 , Figure 3 and Figure 4 In some embodiments, the tab correction module 3 includes an upper correction piece 31 and a lower correction piece 32, and both the upper correction piece 31 and the lower correction piece 32 are assembled on the packaging module 2, and the upper correction piece 31 and the lower correction piece 32 are connected in a cooperative manner. Optionally, the lower correction piece 32 is used to clamp and fix the tab, and the upper correction piece 31 is used to flatten and correct the tab. Preferably, the upper correction piece 31 and the lower correction piece 32 move with the packaging module 2, so that the upper correction piece 31 is connected in a cooperative manner with the lower correction piece 32, so that the tab can be corrected while the aluminum-plastic film is encapsulated, thereby improving the aluminum-plastic film packaging effect, working efficiency and yield rate.

[0029] See also Figure 2In some embodiments, the packaging module 2 includes an upper sealing member 21 and a lower sealing member 22, wherein the upper sealing member 21 is mounted on one side of the body 1, the upper correcting member 31 is mounted on the upper sealing member 21, and the lower sealing member 22 is mounted on the other side of the body 1, and the lower correcting member 32 is mounted on the lower sealing member 22, and the upper sealing member 21 and the lower sealing member 22 can move toward each other or in the opposite direction. Preferably, the upper sealing member 21 and the lower sealing member 22 move toward each other to realize the packaging of the aluminum-plastic film, and drive the upper correcting member 31 and the lower correcting member 32 to move toward each other at the same time to realize the correction of the tab. After the packaging is completed, the upper sealing member 21 and the lower sealing member 22 move in the opposite direction to release the clamping of the aluminum-plastic film, and drive the upper correcting member 31 and the lower correcting member 32 to move in the opposite direction at the same time to release the clamping of the tab, so that the battery can continue to follow the logistics line to move to the next station for processing.

[0030] See also Figure 2 , Figure 3 and Figure 4 In some embodiments, the upper sealing member 21 is provided with an upper sealing head 211, and the lower sealing member 22 is provided with a lower sealing head 221 arranged opposite to the upper sealing head 211. That is, the upper sealing member 21 drives the upper sealing head 211 to move toward the lower sealing head 221, and the lower sealing member 22 drives the lower sealing head 221 to move toward the upper sealing head 211, so that the upper sealing head 211 and the lower sealing head 221 are respectively pressed on the upper and lower sides of the aluminum-plastic film, thereby encapsulating the aluminum-plastic film. Furthermore, the upper head 211 is arranged adjacent to the upper correcting piece 31, and the lower head 221 is arranged adjacent to the lower correcting piece 32, so that the upper head 211 and the upper correcting piece 31 move simultaneously, and the lower head 221 and the lower correcting piece 32 move, to ensure that the tabs are corrected synchronously while the aluminum-plastic film is being packaged, thereby improving the aluminum-plastic film packaging effect, improving work efficiency and yield; optionally, the upper head 211 and the lower head 221 are both arranged in an "L" shape.

[0031] See also Figure 2In some embodiments, it also includes an upper heating tube 23, a lower heating tube 24, a first temperature control meter 25 and a second temperature control meter 26, the upper heating tube 23 is assembled in the upper sealing member 21, the lower heating tube 24 is assembled in the lower sealing member 22, the first temperature control meter 25 is electrically connected to the upper heating tube 23, the second temperature control meter 26 is electrically connected to the lower heating tube 24, and the first temperature control meter 25 and the second temperature control meter 26 are both assembled on the body 1. Preferably, the upper sealing member 21 is heated by the upper heating tube 23, and the lower heating tube 24 is used to heat the lower sealing member 22, so that the upper sealing head 211 and the lower sealing head 221 respectively reach a preset temperature. During packaging, the upper sealing head 211 and the lower sealing head 221 are pressed on the upper and lower sides of the aluminum-plastic film, and the upper sealing head 211 and the lower sealing head 221 heat the upper and lower sides of the aluminum-plastic film at the same time, driving the upper and lower sides of the aluminum-plastic film to melt, and the upper and lower sides of the aluminum-plastic film are heated at the upper and lower heads 211 and 221. Under the action of pressure, the upper and lower sides of the aluminum-plastic film are fully melted into one, thereby improving the packaging efficiency of the aluminum-plastic film. Furthermore, the temperature of the upper heating tube 23 can be regulated and displayed by the first temperature control meter 25, and the temperature of the lower heating tube 24 can be regulated and displayed by the second temperature control meter 26, so that the user can obtain the heating conditions of the upper heating tube 23 and the lower heating tube 24 in time, and the heating conditions of the upper heating tube 23 and the lower heating tube 24 can be regulated. Optionally, the first temperature control meter 25 and the second temperature control meter 26 are arranged in the same area, which is convenient for users to view and adjust the temperature, wherein the first temperature control meter 25 and the second temperature control meter 26 are preferably arranged up and down, so that users can distinguish between the first temperature control meter 25 and the second temperature control meter 26.

[0032] See also Figure 2In some embodiments, it also includes an upper insulation plate 27, a lower insulation plate 28, an upper driving member 29 and a lower driving member 210, wherein the upper driving member 29 is connected to the upper sealing member 21 through the upper insulation plate 27, and the lower driving member 210 is connected to the lower sealing member 22 through the lower insulation plate 28. Optionally, the upper driving member 29 can be one or more combinations of a motor and a cylinder. Optionally, the lower driving member 210 can be one or more combinations of a motor and a cylinder. Preferably, the upper driving member 29 drives the upper sealing member 21 to drive the upper sealing head 211 to be lifted and lowered, and the lower driving member 210 drives the lower sealing member 22 to drive the lower sealing head 221 to be lifted and lowered. Optionally, the machine body 1 can also be composed of an upper guide rail and a lower guide rail, so that the upper sealing member 21 drives the upper sealing head 211 to be lifted and lowered along the upper guide rail, and drives the lower sealing member 22 to drive the lower sealing head 221 to be lifted and lowered along the lower guide rail. Optionally, the output shaft of the upper driving member 29 is connected to The upper side of the upper heat insulation plate 27 is fixedly connected, and the upper sealing member 21 is fixedly connected to the lower side of the upper heat insulation plate 27, so that the upper heat insulation plate 27 isolates the heat transfer between the upper sealing member 21 and the upper driving member 29. Similarly, the output shaft of the lower driving member 210 is fixedly connected to the lower side of the lower heat insulation plate 28, and the lower sealing member 22 is fixedly connected to the upper side of the lower heat insulation plate 28, so that the lower heat insulation plate 28 isolates the heat transfer between the lower sealing member 22 and the lower driving member 210, thereby preventing heat from spreading to other components and affecting the heating efficiency of the upper heating tube 23 and the lower heating tube 24, and effectively preventing other components from being damaged by high temperature or even causing fire accidents.

[0033] See also Figure 3 and Figure 4 In some embodiments, two clamping guide rails 321 are arranged at intervals on one side end surface of the lower correcting member 32 close to the upper correcting member 31, and the two clamping guide rails 321 are arranged opposite to each other, and a clamping slider 322 is slidably connected in the clamping guide rail 321, and the clamping slider 322 is connected with the upper correcting member 31. Preferably, the clamping slider 322 is guided by the clamping guide rail 321, so that when the clamping slider 322 is connected with the upper correcting member 31, the clamping slider 322 is clamped on both sides of the pole piece, thereby limiting and fixing the pole piece.

[0034] See also Figure 3 and Figure 4In some embodiments, the upper correction member 31 is provided with two push rods 311 that are connected with the clamping slider 322, the clamping slider 322 corresponds to the push rods 311 one by one, and a tab pressing sheet 312 is provided between the push rods 311. That is, when the upper correction member 31 and the lower correction member 32 follow the upper sealing member 21 and the lower sealing member 22 to move toward each other, the push rod 311 corresponds to the clamping slider 322 one by one, and they are connected with each other, so that the clamping slider 322 is clamped on both sides of the pole piece, thereby limiting and fixing the pole piece, and a tab pressing sheet 312 is provided between the two push rods 311 to flatten and correct the pole piece.

[0035] See also Figure 3 and Figure 4 In some embodiments, the outer side of the clamping slider 322 is provided with a first abutting portion 323 which is arranged obliquely, and the push rod 311 is provided with a second abutting portion 313 which cooperates with the first abutting portion 323, and the second abutting portion 313 can rotate relative to the push rod 311. Optionally, the second abutting portion 313 is a roller structure or a bearing structure assembled on the push rod 311, and optionally, the first abutting portion 323 is a slope structure which is obliquely arranged on the outer side of the clamping slider 322. As the upper seal 21 and the lower seal 22 move toward each other, the second abutting portion 313 abuts against the second abutting portion 313, and the vertical pressure of the obliquely arranged first abutting portion 323 is converted into a horizontal thrust, so as to drive the clamping slider 322 to move along the clamping guide rail 321, that is, when the upper correcting member 31 and the lower correcting member 32 follow the upper seal 21 and the lower seal 22 to move toward each other, The second abutment portion 313 on the push rod 311 abuts against the first abutment portion 323 on the outside of the clamping slider 322, and pushes the clamping slider 322 to move toward the pole piece, so as to be clamped on both sides of the pole piece, thereby limiting and fixing the pole piece. At the same time, a pole ear pressing plate 312 is arranged between the two push rods 311 to flatten and correct the pole piece, and the second abutment portion 313 can rotate relative to the push rod 311, so as to optimize the sliding friction between the first abutment portion 323 and the second abutment portion 313 into rolling friction, thereby reducing the friction loss between the first abutment portion 323 and the second abutment portion 313 and improving the service life of the equipment.

[0036] See also Figure 1 and Figure 2In some embodiments, a translation module 4 is further included, wherein the translation module 4 includes a translation driver 41 and a plurality of position sensors 42. The translation driver 41 is fixedly connected to the body 1. The body 1 is provided with a detection portion 43 arranged opposite to the detection area of ​​the position sensor 42, and the detection portion 43 can move with the body 1. Optionally, the translation driver 41 can be one or more of a motor, a cylinder, and an electric cylinder. The body 1 is driven to move by the translation driver 41, and the position of the body 1 relative to the battery is adjusted to ensure that the packaging module 2 assembled in the body 1 can accurately package the aluminum-plastic film, reduce the influence of the displacement of the aluminum-plastic film during transportation on the packaging process, and improve the product qualification rate. Furthermore, a plurality of position sensors 42 are distributed along the moving path of the body 1. When the body 1 is driven by the translation driver 41, the detection portion 43 follows the The body 1 moves, and the position sensor 42 detects the detection part 43 to obtain the position of the body 1, so as to prevent the body 1 from interfering with other parts. Optionally, the position of the battery can be scanned by a CCD machine, and then the translation drive 41 drives the body 1 to move, and then the position sensor 42 detects the detection part 43 to obtain the position of the body 1, and then feeds back to the translation drive 41, so that the body 1 automatically aligns with the position of the battery, thereby improving the aluminum-plastic film packaging effect, improving work efficiency and yield rate.

[0037] See also Figure 1 , Figure 2 , Figure 3 and Figure 4In some embodiments, the upper sealing member 21 is provided on the upper side of the machine body 1, the lower side of the upper sealing member 21 is connected to the upper sealing head 211 and the upper correcting member 31, the upper side of the upper sealing member 21 is connected to the upper driving member 29, and the lower side of the machine body 1 is provided with the lower sealing member 22, the upper side of the lower sealing member 22 is connected to the lower sealing head 221 and the lower correcting member 32, the lower side of the lower sealing member 22 is connected to the lower driving member 210, and the upper sealing member 21 is driven by the upper driving member 29 to drive the upper sealing head 211 and the upper correcting member 32. The upper sealing member 211 is lifted and lowered by the lower driving member 210, and the lower sealing member 22 drives the lower sealing head 221 and the lower correcting member 32 to lift and lower, so that the upper sealing head 211 and the lower sealing head 221 are pressed on the upper and lower sides of the aluminum-plastic film to encapsulate the aluminum-plastic film. The upper correcting member 31 is connected with the lower correcting member 32 to correct the pole ear, so that the aluminum-plastic film is encapsulated and the pole ear is corrected synchronously, thereby improving the aluminum-plastic film encapsulation effect, improving work efficiency and yield rate; Optionally, the upper sealing member 211 is lifted and lowered by the lower driving member 210, and the lower sealing head 221 and the lower correcting member 32 are pressed on the upper and lower sides of the aluminum-plastic film to encapsulate the aluminum-plastic film. The upper correcting member 31 is connected with the lower correcting member 32 to correct the pole ear, so that the aluminum-plastic film is encapsulated and the pole ear is corrected synchronously, thereby improving the aluminum-plastic film encapsulation effect, improving work efficiency and yield rate; Optionally, the upper heating tube 23 is used to press the upper sealing member 211 and the lower sealing head 221 on the upper and lower sides of the aluminum-plastic film to encapsulate the aluminum-plastic film. 1 is heated, the lower heating tube 24 heats the lower sealing member 22, so that the upper sealing head 211 and the lower sealing head 221 reach the preset temperature respectively. During packaging, the upper sealing head 211 and the lower sealing head 221 are pressed on the upper and lower sides of the aluminum-plastic film, and the upper and lower sides of the aluminum-plastic film are heated by the upper and lower sealing heads 211 and the lower sealing heads 221 at the same time, so that the upper and lower sides of the aluminum-plastic film are driven to melt, and under the pressure of the upper and lower sealing heads 211 and the lower sealing heads 221, the upper and lower sides of the aluminum-plastic film are fully melted into one, thereby improving the packaging efficiency of the aluminum-plastic film. Optionally, the temperature of the upper heating tube 23 is regulated by the first temperature control meter 25, and the temperature of the upper heating tube 23 is displayed, and the temperature of the lower heating tube 24 can be regulated by the second temperature control meter 26, so that the user can obtain the heating conditions of the upper heating tube 23 and the lower heating tube 24 in time. Optionally, the upper driving member 29 is connected to the upper sealing member 21 through the upper heat insulation board 27, and the lower driving member 210 is connected to the lower sealing member 22 through the lower heat insulation board 28 to prevent heat from spreading to other components;Optionally, the translation drive 41 is used to drive the body 1 to move, and the position of the body 1 relative to the battery is adjusted to ensure that the packaging module 2 assembled in the body 1 can accurately package the aluminum-plastic film, reduce the impact of the displacement of the aluminum-plastic film during transportation on the packaging process, and improve the product qualification rate. Optionally, the position of the body 1 is obtained by detecting the detection unit 43 through the position sensor 42 to prevent the body 1 from interfering with other components. Optionally, the position of the battery can be scanned by a CCD machine, and then the body 1 can be driven by the translation drive 41. The detection unit 43 is moved, and the position sensor 42 is used to detect the detection unit 43 to obtain the position of the body 1, which is fed back to the translation drive member 41 to realize that the body 1 is automatically aligned with the position of the battery, thereby improving the aluminum-plastic film packaging effect, improving work efficiency and yield rate; Optionally, the lower correcting member 32 is spaced apart from the end surface of one side close to the upper correcting member 31 and two clamping guide rails 321 are arranged opposite to each other, and a clamping slider 322 is slidably connected to the clamping guide rail 321, and the upper correcting member 31 is provided with two push sliders 322 that cooperate with the clamping slider 322 The first and second abutment portions 313 of the push rod 311 are connected to the locking cam 322 of the locking cam 323. The locking cam 322 of the locking cam 323 is connected to the locking cam 323 of the locking cam 323 by the locking cam 324. The locking cam 322 of the locking cam 323 is connected to the locking cam 323 of the locking cam 324 by the locking cam 324. The first abutment part 323 on the outer side of the holding slider 322 abuts against the first abutment part 323, and pushes the clamping slider 322 to move in the direction of the pole piece, so as to clamp the two sides of the pole piece, thereby limiting and fixing the pole piece, and at the same time, a pole ear pressing sheet 312 is arranged between the two push rods 311 to flatten and correct the pole piece, and the second abutment part 313 can rotate relative to the push rod 311, so as to optimize the sliding friction between the first abutment part 323 and the second abutment part 313 into rolling friction, reduce the friction loss between the first abutment part 323 and the second abutment part 313, and improve the service life of the equipment. ;

[0038] The technical means disclosed in the solution of the utility model are not limited to the technical means disclosed in the above-mentioned implementation mode, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the utility model, and these improvements and modifications are also regarded as the protection scope of the utility model.

Claims

1. A packaging mechanism, characterized in that: include: Body (1); A packaging module (2), the packaging module (2) being mounted on the machine body (1) and being capable of moving relative to the machine body (1); A tab correction module (3), the tab correction module (3) being mounted on the packaging module (2) and being capable of moving along with the packaging module (2); A translation module (4), the translation module (4) comprising a translation drive member (41) and a plurality of position sensors (42), the translation drive member (41) being fixedly connected to the machine body (1), the machine body (1) being provided with a detection portion (43) arranged opposite to a detection area of ​​the position sensor (42), and the detection portion (43) being capable of moving along with the machine body (1).

2. The packaging mechanism according to claim 1, characterized in that: The tab correction module (3) comprises an upper correction piece (31) and a lower correction piece (32), wherein the upper correction piece (31) and the lower correction piece (32) are both assembled on the packaging module (2), and the upper correction piece (31) and the lower correction piece (32) are matched and connected.

3. The packaging mechanism according to claim 2, characterized in that: The packaging module (2) comprises an upper sealing member (21) and a lower sealing member (22); the upper sealing member (21) is mounted on one side of the machine body (1); the upper correcting member (31) is mounted on the upper sealing member (21); the lower sealing member (22) is on the other side of the machine body (1); the lower correcting member (32) is mounted on the lower sealing member (22); and the upper sealing member (21) and the lower sealing member (22) are capable of moving toward or in opposite directions.

4. The packaging mechanism according to claim 3, characterized in that: The upper sealing member (21) is provided with an upper sealing head (211), and the lower sealing member (22) is provided with a lower sealing head (221) arranged opposite to the upper sealing head (211).

5. The packaging mechanism according to claim 3, characterized in that: The machine body also comprises an upper heating tube (23), a lower heating tube (24), a first temperature control meter (25) and a second temperature control meter (26); the upper heating tube (23) is mounted in the upper sealing member (21), the lower heating tube (24) is mounted in the lower sealing member (22), the first temperature control meter (25) is electrically connected to the upper heating tube (23), the second temperature control meter (26) is electrically connected to the lower heating tube (24), and the first temperature control meter (25) and the second temperature control meter (26) are both mounted on the machine body (1).

6. The packaging mechanism according to claim 3, characterized in that: It also includes an upper heat insulation plate (27), a lower heat insulation plate (28), an upper driving member (29) and a lower driving member (210), wherein the upper driving member (29) is connected to the upper sealing member (21) via the upper heat insulation plate (27), and the lower driving member (210) is connected to the lower sealing member (22) via the lower heat insulation plate (28).

7. The packaging mechanism according to any one of claims 2 to 6, characterized in that: Two clamping guide rails (321) are arranged at intervals on one end surface of the lower correcting member (32) close to the upper correcting member (31); the two clamping guide rails (321) are arranged opposite to each other, and a clamping slider (322) is slidably connected in the clamping guide rail (321); the clamping slider (322) is cooperatively connected with the upper correcting member (31).

8. The packaging mechanism according to claim 7, characterized in that: The upper correcting member (31) is provided with two push rods (311) which are matched and connected with the clamping slider (322), the clamping slider (322) corresponds to the push rods (311) one by one, and a tab pressing sheet (312) is provided between the push rods (311).

9. The packaging mechanism according to claim 8, characterized in that: The outer side of the clamping slide block (322) is provided with a first abutting portion (323) arranged in an inclined manner, and the push rod (311) is provided with a second abutting portion (313) cooperating with the first abutting portion (323), and the second abutting portion (313) can rotate relative to the push rod (311).

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