Lifting device for lead-acid battery tab cutting and brushing

Abstract

The utility model discloses a lifting device for cutting and brushing a lead-acid battery tab, and aims to provide a lifting device for cutting and brushing a lead-acid battery tab, which has the advantages that the stability of structural connection and operation is improved, the cutting and brushing effect is good, and the adjusting flexibility and precision are enhanced. The support is connected with a power mechanism, a cutter panel, a bearing seat fixing plate and a brush panel, the lower end of the brush panel is connected with the support, the upper end of the brush panel is connected with a lower wedge piece and a pushing assembly, the upper end of the bearing seat fixing plate is connected with a brush assembly, and the lower end of the bearing seat fixing plate is connected with an upper wedge piece. The upper wedge piece and the lower wedge piece are connected in a sliding mode through a pushing assembly, a guiding assembly is connected between the bearing seat fixing plate and the brush panel, the cutter panel is connected with a cutter assembly, and a cutter adjusting gasket is connected between the cutter assembly and the cutter panel. The cutting and brushing device has the advantages that stability of structural connection and operation is improved, cutting and brushing effects are good, and adjusting flexibility and precision are enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of battery tab cutting brushes, in particular to a lifting device for a lead-acid battery tab cutting brush. Background Art

[0002] The trimming process of the pole group tabs is an important link in the battery manufacturing process. The quality of trimming directly affects the product quality of the battery. Trimming generally includes two steps: one is ear cutting, cutting the tabs of each plate of the pole group to a uniform height to ensure welding quality; the other is ear brushing, brushing off the burrs, dirt and oxide layer on the tabs of the plate to facilitate welding. Therefore, the cutting and brushing effect of the cutting and brushing components of the cutting and brushing machine is crucial to battery production.

[0003] Chinese Patent Authorization Announcement Number: CN 211530120 U, Authorization Announcement Date September 18, 2020. The utility model relates to a mechanism of an adjustable cutter and brush of a lead-acid battery brush cutter, comprising: a brush cutter assembly, the brush cutter assembly comprising a box body mounted on a base and a brush cutter member arranged on the box body; a lifting assembly, the lifting assembly is arranged on one side of the box body, and it comprises a transmission member mounted on the box body and a support member for supporting the transmission member; and a guide assembly, the guide assembly comprises a limit member mounted on the base and located in the box body and a guide member arranged on the outside of the limit member, and the box body slides up and down along the guide member; the shortcomings of this technical solution are: 1. The brush cutter is a collection, which affects the brush cutter effect. At the same time, the adjustment requirements of the cutter in use are different from those of the brush, and it is difficult to adjust them separately according to different loss conditions, which reduces the adjustment flexibility and accuracy; 2. The structural connection arrangement and operation mode of the handle to the drive worm gear unit cause the adjustment force position to be offset and the load-bearing to be uneven, which reduces the operational stability and service life.

[0004] In summary, the device has the disadvantages of insufficient stability of structural connection and operation, poor cutting and brushing effect, and reduced flexibility and precision of adjustment. Utility Model Content

[0005] The utility model aims to overcome the shortcomings of the prior art devices, such as insufficient stability of lifting structure connection and operation, poor cutting and brushing effect, and reduced flexibility and precision of adjustment, and provides a lifting device for cutting and brushing of lead-acid battery lugs, which has improved stability of structure connection and operation, good cutting and brushing effect, and enhanced flexibility and precision of adjustment.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A lifting device for a lead-acid battery tab cutting brush comprises a bracket, the bracket is connected to a power mechanism, the bracket is connected to a cutter panel, a bearing seat fixing plate and a brush panel, the lower end of the brush panel is connected to the bracket, the upper end of the brush panel is connected to a lower wedge and a pushing assembly, the upper end of the bearing seat fixing plate is connected to the brush assembly, the lower end of the bearing seat fixing plate is connected to an upper wedge, the upper wedge and the lower wedge are slidably connected through the pushing assembly, a guide assembly is connected between the bearing seat fixing plate and the brush panel, the cutter panel is connected to a cutter assembly, a cutter adjustment gasket is connected between the cutter assembly and the cutter panel, and both the cutter assembly and the brush assembly are connected to the power mechanism.

[0008] A power mechanism is installed on the bracket. The cutter assembly and the brush assembly both include rollers, cutters and brushes. The power mechanism is connected to the rollers therein to drive the cutter and the brush to rotate so as to complete the cutting and brushing operation on the lugs of the lead-acid battery. The bracket is connected to a brush panel, a cutter panel and a bearing seat fixing plate, the brush panel is connected to the brush assembly, and the cutter assembly is connected to the cutter assembly. Since the brush assembly requires a higher frequency of platform height adjustment so that the bristles can adapt to the brushing operation of the lead-acid battery pole ear at a distance suitable for the brush, an upper wedge, a lower wedge and a pushing mechanism are provided between the brush panel and the bearing seat fixing plate, wherein the planar end of the upper wedge is connected to the lower end of the brush panel, and the planar end of the lower wedge is connected to the brush panel, and the inclined surfaces of the upper and lower wedges are in contact with each other over a large area, and the load is generated by pressing the upper and lower surfaces to improve the bearing capacity, and the pushing assembly connected to the brush panel is cooperated to realize the pushing of the lower wedge, which links the upper wedge to crawl or slide on the inclined surface of the lower wedge, and then the bearing seat fixing plate drives the brush assembly to move upward (or downward), so as to realize the up and down adjustment of the platform of the brush assembly. In addition, the bearing seat fixing plate and the brush panel are connected by a guide assembly to ensure the stability and directionality of the up and down movement of the brush assembly. The cutter adjustment gasket is placed between the cutter panel and the cutter assembly. Based on the use properties of the cutter assembly, it usually does not need to be adjusted or only needs to be adjusted in a small range. Then, the connection between the cutter panel and the cutter assembly is directly adjusted separately through the cutter adjustment gasket, that is, quantitative stacking and padding or evacuation are performed to flexibly increase or decrease the height, which is simple, convenient and flexible. It can improve the cutting brush effect, improve the structural connection and high stability of the operation of the lifting device, adjust the cutting brush separately, and the adjustment method is convenient and efficient with flexibility, quantitative operation, and improve the operation efficiency and precision.

[0009] Preferably, the pushing assembly includes a fixed plate, an adjusting screw, a push plate and a nut. One end of the fixed plate is connected to the brush panel, and the other end of the fixed plate is provided with a through hole 1. The nut is connected to the fixed plate and coincides with the axis of the through hole 1. One end of the adjusting screw is threadedly connected to the nut, and the other end of the adjusting screw is rotatably connected to the middle of the push plate. Both sides of the push plate are connected to the lower wedge. In the pushing assembly, the fixed plate is vertically connected to the brush panel to support the nut on the fixed plate and the adjusting screw threadedly connected to the nut, so that the adjusting screw can stably move forward and backward on the nut (through hole 1) during rotation, thereby driving the push plate connected to the adjusting screw to move forward and backward. Upper and lower wedges are connected to both sides of the brush panel and the bearing seat fixed plate to ensure structural balance. The adjusting screw is connected to the center of the push plate so that the lower wedges connected on both sides of the push plate are evenly forced, thereby improving the stability of the adjustment. The adjustment distance can be accurately quantified by the thread adjustment method and the relative position of the adjusting screw and the nut. The effect of improving the structural connection and operational stability of the lifting device, the convenience of adjustment and high-precision quantitative adjustment is achieved.

[0010] Preferably, the push plate is provided with a second through hole, one end of the adjusting screw is connected with an anti-sliding block, the other end of the adjusting screw is provided with a limiting groove, the adjusting screw is plugged into the second through hole through the limiting groove, the end of the adjusting screw is provided with a fixing groove, and the fixing groove is threadedly connected with a fixing screw. A second through hole is provided at the center of the push plate, the adjusting screw is inserted into the second through hole from one side of the push plate through the limiting groove, the fixing screw is threadedly connected with the fixing groove from the other side of the push plate, the adjusting screw is limitedly connected to the push plate and can rotate while driving the push plate to move, and the anti-sliding block is convenient for increasing friction when held by hand, making it more convenient to rotate. This achieves the effect of improving the connection stability between structures, the convenience of operation, and the convenience of disassembly and maintenance.

[0011] Preferably, the guide assembly includes a side guide rod and a side guide cylinder, the bearing seat fixing plate is provided with a side mounting hole 1, the brush panel is provided with a side mounting hole 2, one end of the side guide rod is connected to the side mounting hole 1, one end of the side guide cylinder is connected to the side mounting hole 2, and the other end of the side guide rod is plugged into the side guide cylinder. The side guide rod in the guide assembly is connected to the side of the peripheral edge of the brush panel, and is connected to the side of the peripheral edge of the bearing seat fixing plate through the side guide cylinder. Through the plugging of the side guide rod and the side guide cylinder, the brush panel moves up and down along the side guide rod in the side guide cylinder, and a plurality of guide stations are used to ensure smooth displacement. This further improves the operational stability.

[0012] Preferably, the guide assembly includes a middle guide rod and a middle guide tube, the bearing seat fixing plate is provided with a middle mounting hole three, the brush panel is provided with a middle mounting hole four, one end of the middle guide rod is connected to the middle mounting hole three, the lower wedge is provided with a clearance sliding hole, the upper wedge is provided with a plug hole, one end of the middle guide tube is connected to the middle mounting hole four, the other end of the middle guide rod passes through the clearance sliding hole and the plug hole to be plugged into the middle guide tube, and the middle guide rod is movably connected to the clearance sliding hole through the pushing assembly. The middle guide rod in the guide assembly is connected to the middle position of the surrounding of the brush panel, and is connected to the middle position of the surrounding of the bearing seat fixing plate through the middle guide tube. Through the plugging of the middle guide rod and the middle guide tube, the movement of the brush panel moves up and down along the middle guide rod in the middle guide tube, and multiple guide stations are used to ensure smooth displacement. At the same time, the middle guide rod needs to pass through the clearance sliding hole and the plug hole to be plugged into the middle guide tube, so that the structure moves stably and leaves relative movement space for the middle guide rod when the lower wedge moves to ensure smooth operation. Achieve the effect of further improving the stability of operation.

[0013] Preferably, the ends of the side guide tube and the middle guide tube are provided with clearance holes, the side guide rod and the middle guide rod are provided with connection grooves and indicator rods, one end of the indicator rod is threadedly connected to the connection groove, and the other end of the indicator rod is plugged into the clearance hole. The side guide tube and the middle guide tube are provided with clearance holes on the end surfaces opposite to the bearing seat fixing plate, and the clearance holes are connected to the barrel cavities of the side guide tube and the middle guide tube, so that the indicator rod is connected to the connection groove by inserting into the clearance hole, and the distance between the brush panel and the bearing seat fixing plate is intuitively displayed by the extended distance of the indicator rod. The lifting operation can be displayed with high intuitiveness and high precision.

[0014] Preferably, the cutter adjustment gasket is provided with a positioning hole and a clearance groove, the cutter assembly includes a cutter bearing mounting seat, the cutter bearing mounting seat is connected with a connecting bolt, the cutter adjustment gasket is plugged into the connecting bolt through the clearance groove, the cutter panel is provided with a mounting hole five, and the connecting bolt passes through the clearance groove and is threadedly connected to the mounting hole five. When the device is assembled, the cutter adjustment gasket can be quickly stacked and raised through the positioning hole to achieve a neat structure and quickly locate the position of the clearance groove, so that the cutter bearing mounting seat can be quickly connected to the cutter panel through the clearance groove when connected by the connecting bolt. In addition, when it is necessary to add or evacuate during testing or use, there is no need to remove the entire cutter bearing mounting seat (with the cutter assembly), only the connecting bolt needs to be loosened to lift the cutter bearing mounting seat, and the cutter adjustment gasket can be quickly inserted or pulled out. The effect of improving assembly efficiency, neat and beautiful device structure connection, and facilitating later height adjustment is achieved.

[0015] The beneficial effects of the utility model are: the lifting device improves the cutting brush effect; improves the structural connection and high stability of the operation of the lifting device; the cutting brushes are adjusted separately, and the adjustment method is convenient, efficient and flexible; quantified operation improves operating efficiency and accuracy; easy to disassemble and maintain; the lifting operation can be displayed with high intuitiveness and high accuracy; improves assembly efficiency, the device structure connection is neat and beautiful, and it is convenient to adjust the height later. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 yes Figure 1 Exploded diagram of

[0018] Figure 3 yes Figure 1 A top view of

[0019] Figure 4 yes Figure 3 Sectional view of AA in the middle;

[0020] Figure 5 is a cross-sectional view of the push assembly;

[0021] Figure 6 It is a schematic diagram of the structure of the cutter adjustment gasket.

[0022] In the figure: 1. bracket, 2. power mechanism, 3. cutter panel, 4. bearing seat fixing plate, 5. brush panel, 6. lower wedge, 7. push assembly, 8. brush assembly, 9. upper wedge, 10. guide assembly, 11. cutter assembly, 12. cutter adjustment gasket, 13. fixing plate, 14. adjusting screw, 15. push plate, 16. nut, 17. anti-sliding block, 18. fixing screw, 19. side guide rod, 20. side guide cylinder, 21. middle guide rod, 22. middle guide cylinder, 23. make way sliding hole, 24. jack, 25. make way hole, 26. indicator rod, 27. positioning hole, 28. make way groove, 29. cutter bearing mounting seat, 30. connecting bolt. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present application and its application or use. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0024] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0025] Unless otherwise specified, the relative arrangement of the components, numerical expressions and numerical values ​​described in these embodiments do not limit the scope of the present application. For ease of explanation, spatial relative terms such as "upper", "lower", "left", "right" are used in the embodiments to illustrate the relationship between an element or feature shown in the figure and another element or feature. It should be understood that, in addition to the orientation shown in the figure, the spatial terms are intended to include different orientations of the device in use or operation. For example, if the device in the figure is inverted, the element described as being "under" other elements or features will be positioned "on" other elements or features. Therefore, the exemplary term "under" can include both upper and lower orientations. The device can be positioned in other ways (rotated 90 degrees or located in other orientations), and the spatial relative description used here can be interpreted accordingly. At the same time, it should be understood that for ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, process and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, process and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values.It should be noted that similar reference numerals and letters denote similar items in the following figures, and therefore, once an item is defined in one figure, it need not be further discussed in subsequent figures.

[0026] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application.

[0027] Embodiment 1:

[0028] like Figure 1As shown, a lifting device for cutting and brushing a lead-acid battery tab comprises a bracket 1, the bracket 1 is connected to a power mechanism 2, the bracket 1 is connected to a cutter panel 3, a bearing seat fixing plate 4 and a brush panel 5, the lower end of the brush panel 5 is connected to the bracket 1, the upper end of the brush panel 5 is connected to a lower wedge 6 and a pushing assembly 7, the upper end of the bearing seat fixing plate 4 is connected to a brush assembly 8, the lower end of the bearing seat fixing plate 4 is connected to an upper wedge 9, the upper wedge 9 and the lower wedge 6 are slidably connected through the pushing assembly 7, a guide assembly 10 is connected between the bearing seat fixing plate 4 and the brush panel 5, the cutter panel 3 is connected to a cutter assembly 11, a cutter adjusting gasket 12 is connected between the cutter assembly 11 and the cutter panel 3, and the cutter assembly 11 and the brush assembly 8 are both connected to the power mechanism 2.

[0029] like Figure 2 As shown, the pushing assembly 7 includes a fixed plate 13, an adjusting screw 14, a push plate 15 and a nut 16. One end of the fixed plate 13 is connected to the brush panel 5, and the other end of the fixed plate 13 is provided with a through hole 1. The nut 16 is connected to the fixed plate 13 and coincides with the axis of the through hole 1. One end of the adjusting screw 14 is threadedly connected to the nut 16, and the other end of the adjusting screw 14 is rotatably connected to the middle of the push plate 15. Both sides of the push plate 15 are connected to the lower wedge 6.

[0030] like Figure 2 , 5 As shown, the push plate 15 is provided with a second through hole, one end of the adjusting screw 14 is connected to the anti-sliding block 17, the other end of the adjusting screw 14 is provided with a limiting groove, the adjusting screw 14 is plugged into the second through hole through the limiting groove, the end of the adjusting screw 14 is provided with a fixing groove, and the fixing groove is threadedly connected with a fixing screw 18.

[0031] like Figure 3 , 4 As shown, the guide assembly 10 includes a side guide rod 19 and a side guide cylinder 20, the bearing seat fixing plate 4 is provided with a side mounting hole 1, the brush panel 5 is provided with a side mounting hole 2, one end of the side guide rod 19 is connected to the side mounting hole 1, one end of the side guide cylinder 20 is connected to the side mounting hole 2, and the other end of the side guide rod 19 is plugged into the side guide cylinder 20.

[0032] like Figure 4 As shown, the guide assembly 10 includes a middle guide rod 21 and a middle guide tube 22, the bearing seat fixing plate 4 is provided with a middle mounting hole three, the brush panel 5 is provided with a middle mounting hole four, one end of the middle guide rod 21 is connected to the middle mounting hole three, the lower wedge 6 is provided with a clearance slide hole 23, the upper wedge 9 is provided with a plug hole 24, one end of the middle guide tube 22 is connected to the middle mounting hole four, the other end of the middle guide rod 21 passes through the clearance slide hole 23 and the plug hole 24 and is plugged into the middle guide tube 22, and the middle guide rod 21 is movably connected to the clearance slide hole 23 through the pushing assembly 7.

[0033] like Figure 4As shown, the ends of the side guide tube 20 and the middle guide tube 22 are provided with a clearance hole 25, and the side guide rod 19 and the middle guide rod 21 are provided with a connecting groove and an indicator rod 26, one end of the indicator rod 26 is threadedly connected to the connecting groove, and the other end of the indicator rod 26 is plugged into the clearance hole 25.

[0034] like Figure 1 , 6 As shown, the cutter adjustment gasket 12 is provided with a positioning hole 27 and a clearance groove 28, the cutter assembly 11 includes a cutter bearing mounting seat 29, the cutter bearing mounting seat 29 is connected with a connecting bolt 30, the cutter adjustment gasket 12 is plugged with the connecting bolt 30 through the clearance groove 28, the cutter panel 3 is provided with a mounting hole five, and the connecting bolt 30 passes through the clearance groove 28 and is threadedly connected with the mounting hole five.

[0035] like Figure 1-6 As shown: the brush assembly 8 is provided with two groups, the brush assembly 8 includes a roller, a brush and a brush bearing mounting seat, the brush bearing mounting seat is connected to the bearing seat fixing plate 4, the brush is sleeved on the roller, the roller and the brush bearing mounting seat are rotatably connected, and the end head is connected to the power mechanism 2 (using a rotating motor) to form a belt connection (not shown in the figure); the cutter assembly 11 includes a roller, a cutter and a cutter bearing mounting seat, the cutter is sleeved on the roller, the roller and the cutter bearing mounting seat are rotatably connected, and the end head is connected to the power mechanism 2 (using a rotating motor) to form a belt connection (not shown in the figure), so that the cutter assembly 11 can achieve independent height adjustment through the cutter adjustment gasket 12, and the brush assembly 8 can achieve height adjustment through the pushing assembly 7.

[0036] During use: Adjust the brush position: Hold the anti-sliding block 17 and rotate the adjusting screw 14, so that the adjusting screw 14 and the nut 16 move forward during the threaded rotation, and then push the push plate 15, so that the lower wedge 6 pushes the upper wedge 9, and the upper wedge 9 moves up along the inclined surface of the lower wedge 6, and the brush panel 5 is lifted under the limit of the guide assembly 10, and then the entire brush assembly 8 is lifted, and the adjusting screw 14 is reversed to lower the brush panel 5 to reduce the height of the brush. Adjust the cutter position: Loosen the connecting bolt 30 to lift the cutter panel 3, insert the cutter adjustment gasket 12 of the required height, that is, insert the connecting bolt 30 through the clearance groove 28, retighten the connecting bolt 30, and raise the cutter height. On the contrary, pull out the cutter adjustment gasket 12, and lower the height of the cutter bearing mounting seat 29 to reduce the height of the cutter. Complete the adjustment of the lifting device for the lead-acid battery tab cutting brush.

[0037] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A lifting device for a lead-acid battery tab cutting brush, characterized in that: The invention comprises a bracket (1), wherein the bracket (1) is connected to a power mechanism (2), the bracket (1) is connected to a cutter panel (3), a bearing seat fixing plate (4) and a brush panel (5), the lower end of the brush panel (5) is connected to the bracket (1), the upper end of the brush panel (5) is connected to a lower wedge (6) and a pushing assembly (7), the upper end of the bearing seat fixing plate (4) is connected to a brush assembly (8), the lower end of the bearing seat fixing plate (4) is connected to an upper wedge (9), the upper wedge (9) and the lower wedge (6) are slidably connected via the pushing assembly (7), a guide assembly (10) is connected between the bearing seat fixing plate (4) and the brush panel (5), the cutter panel (3) is connected to a cutter assembly (11), a cutter adjustment gasket (12) is connected between the cutter assembly (11) and the cutter panel (3), and the cutter assembly (11) and the brush assembly (8) are both connected to the power mechanism (2).

2. A lifting device for a lead-acid battery tab cutting brush according to claim 1, characterized in that: The pushing assembly (7) comprises a fixed plate (13), an adjusting screw (14), a push plate (15) and a nut (16); one end of the fixed plate (13) is connected to the brush panel (5); the other end of the fixed plate (13) is provided with a through hole 1; the nut (16) is connected to the fixed plate (13) and coincides with the axis of the through hole 1; one end of the adjusting screw (14) is threadedly connected to the nut (16); the other end of the adjusting screw (14) is rotatably connected to the middle of the push plate (15); and both sides of the push plate (15) are connected to the lower wedge (6).

3. A lifting device for a lead-acid battery tab cutting brush according to claim 2, characterized in that: The push plate (15) is provided with a second through hole, one end of the adjusting screw (14) is connected to an anti-sliding block (17), the other end of the adjusting screw (14) is provided with a limiting groove, the adjusting screw (14) is plugged into the second through hole via the limiting groove, the end of the adjusting screw (14) is provided with a fixing groove, and the fixing groove is threadedly connected to a fixing screw (18).

4. A lifting device for a lead-acid battery tab cutting brush according to claim 1 or 3, characterized in that: The guide assembly (10) comprises a side guide rod (19) and a side guide cylinder (20); the bearing seat fixing plate (4) is provided with a side mounting hole 1; the brush panel (5) is provided with a side mounting hole 2; one end of the side guide rod (19) is connected to the side mounting hole 1; one end of the side guide cylinder (20) is connected to the side mounting hole 2; and the other end of the side guide rod (19) is plugged into the side guide cylinder (20).

5. A lifting device for a lead-acid battery tab cutting brush according to claim 4, characterized in that: The guide assembly (10) comprises a middle guide rod (21) and a middle guide tube (22); the bearing seat fixing plate (4) is provided with a middle mounting hole three; the brush panel (5) is provided with a middle mounting hole four; one end of the middle guide rod (21) is connected to the middle mounting hole three; the lower wedge member (6) is provided with a clearance sliding hole (23); the upper wedge member (9) is provided with a plug hole (24); one end of the middle guide tube (22) is connected to the middle mounting hole four; the other end of the middle guide rod (21) passes through the clearance sliding hole (23) and the plug hole (24) to be plugged into the middle guide tube (22); and the middle guide rod (21) is movably connected to the clearance sliding hole (23) via a pushing assembly (7).

6. A lifting device for a lead-acid battery tab cutting brush according to claim 5, characterized in that: The ends of the side guide tube (20) and the middle guide tube (22) are both provided with a clearance hole (25), and the side guide rod (19) and the middle guide rod (21) are both provided with a connecting groove and an indicator rod (26), one end of the indicator rod (26) is threadedly connected to the connecting groove, and the other end of the indicator rod (26) is plugged into the clearance hole (25).

7. A lifting device for a lead-acid battery tab cutting brush according to claim 1 or 5, characterized in that: The cutter adjustment gasket (12) is provided with a positioning hole (27) and a clearance groove (28); the cutter assembly (11) comprises a cutter bearing mounting seat (29); the cutter bearing mounting seat (29) is connected with a connecting bolt (30); the cutter adjustment gasket (12) is plugged into the connecting bolt (30) via the clearance groove (28); the cutter panel (3) is provided with a mounting hole five; the connecting bolt (30) passes through the clearance groove (28) and is threadedly connected to the mounting hole five.

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