Lead-acid storage battery terminal appearance polishing device

Abstract

The utility model relates to the technical field of polishing equipment, and discloses a lead-acid storage battery terminal appearance polishing device which comprises a conveying belt used for conveying a lead-acid storage battery body, a plurality of sets of limiting units used for limiting the lead-acid storage battery body and arranged on the conveying belt, and a bearing frame is fixedly installed on the conveying belt. A first moving plate is movably connected into the bearing frame, a telescopic device used for driving the first moving plate to move up and down is arranged on the upper portion of the bearing frame, two sets of grinding units matched with copper terminals on a lead-acid storage battery body are arranged on the lower portion of the first moving plate, and a transverse adjusting unit and a longitudinal adjusting unit are arranged on the lower portion of the first moving plate. The transverse adjusting unit is used for adjusting the transverse positions of the two grinding units, and the longitudinal adjusting unit is used for adjusting the longitudinal positions of the two grinding units. According to the utility model, the overall production efficiency and the delicate appearance of the product are improved, and the condition that the conductivity of the lead-acid storage battery body is influenced by corrosion or residual dirt on the surface of the copper terminal is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to polishing equipment technical field, concretely is a lead -acid battery terminal appearance polishing device. BACKGROUND

[0002] Lead -acid battery is composed of positive plate, negative plate, baffle, electrolyte and shell, and the main function is to provide stable power supply, and the main connection mode of the lead terminal of the positive and negative poles is provided to the power supply of the external environment, so the lead terminal of the lead -acid battery is also an important item of the purchase inspection of the host factory.

[0003] The battery after adding acid splashes the battery top and the terminal place during transportation, handling, shelving and wiring operation, and the terminal place will continuously generate high temperature state during the charging formation process, after the whole process, the battery terminal surface and the surrounding are corroded and the terminal surface produces dirt by the influence of adding acid and charging, cause the product appearance is bad, and the product charging and discharging performance is affected, so the lead -acid battery needs to be polished during the assembly process, because the quantity of lead -acid battery copper terminal series products is huge, the polishing operation of lead -acid battery terminal by manual is time -consuming and labor -intensive, often appears the phenomenon of omission and rework, also affects the production environment health, therefore, the appearance polishing device of lead -acid battery terminal needs to be improved in the field, so as to solve the defects of the prior art. UTILITY MODEL CONTENT

[0004] In view of the defects of the prior art, the utility model provides a lead -acid battery terminal appearance polishing device, improves the overall production efficiency and the exquisite product appearance, avoids the influence of the corrosion or residual dirt on the copper terminal surface on the lead -acid battery body conductivity.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a lead -acid battery terminal appearance polishing device, including the conveying belt for conveying the lead -acid battery body, a plurality of groups of limiting units for limiting the lead -acid battery body on the conveying belt, the bearing frame is fixedly installed on the conveying belt, the first moving plate is movably connected in the bearing frame, the telescopic device for driving the first moving plate to move up and down is arranged on the upper portion of the bearing frame, two groups of polishing units matched with the copper terminal on the lead -acid battery body are arranged on the lower portion of the first moving plate, the horizontal adjusting unit and the longitudinal adjusting unit are arranged on the lower portion of the first moving plate, the horizontal adjusting unit is used for adjusting the horizontal position of the two polishing units, and the longitudinal adjusting unit is used for adjusting the longitudinal position of the two polishing units.

[0006] Preferably, the polishing unit comprises pneumatic rotary machine bodies arranged below the first moving plate, the upper part of the bearing frame is provided with air source devices for driving the pneumatic rotary machine bodies, an elastic air conveying pipe is arranged between each air source device and pneumatic rotary machine body, a connecting shaft is mounted at the lower end of each pneumatic rotary machine body, a lining plate is detachably connected to the lower end of the connecting shaft, a polishing disc adapted to the copper terminal is fixedly mounted on the lower surface of the lining plate, a second moving plate is arranged above the first moving plate, a plurality of elastic members are fixedly mounted between the first moving plate and the second moving plate, and the telescopic lower end of the telescopic device is fixedly mounted on the upper surface of the second moving plate.

[0007] Preferably, the longitudinal adjustment unit comprises first sliding blocks fixedly mounted on the upper end of each pneumatic rotary machine body, two moving seats are arranged on the lower surface of the first moving plate, first sliding grooves adapted to the first sliding blocks are arranged on the lower side of the moving seats, first screws are rotatably connected in the first sliding grooves, the first screws pass through and are threadedly connected with the first sliding blocks, and a first driving motor for driving the rotation of the first screw is fixedly mounted at the end of each moving seat.

[0008] Preferably, the transverse adjustment unit comprises second sliding blocks fixedly mounted on the upper side of each moving seat, second sliding grooves adapted to the second sliding blocks are arranged on the lower surface of the first moving plate, second screws are rotatably connected in the second sliding grooves, the second screws pass through and are threadedly connected with the second sliding blocks, and second driving motors for driving the rotation of the second screws are fixedly mounted on the opposite sides of the first moving plate.

[0009] Preferably, each set of the limiting unit comprises two fixed plates fixedly mounted on the conveying belt, the opposite sides of the two fixed plates are both provided with a gap, the gap is provided with arc-shaped elastic pieces, the opposite sides of the two arc-shaped elastic pieces are both fixedly provided with first limiting plates, and the opposite sides of the two ends of the two fixed plates are both provided with second limiting plates.

[0010] Preferably, a third sliding block is fixedly mounted on the side of each second limiting plate, a third sliding groove adapted to the third sliding block is arranged on the side of the fixed plate, an adjusting rod extending to the outside is rotatably connected in the third sliding groove, a fourth sliding block is slidably connected in the third sliding groove, the adjusting rod passes through and is threadedly connected with the fourth sliding block, a spring is fixedly connected between the third sliding block and the fourth sliding block, and a limiting nut is threadedly connected on the side of the end of the adjusting rod extending to the outside.

[0011] Preferably, one side of the first limiting plate is fixedly connected with a limiting column penetrating through the fixed plate, both ends of the arc-shaped elastic sheet are fixedly connected with plug-in blocks, and a plug-in groove matched with the plug-in blocks is formed in the upper side of the fixed plate.

[0012] In view of the defects of the prior art, the lead-acid storage battery terminal appearance polishing device has the advantages that the defects of the prior art are overcome, and the lead-acid storage battery terminal appearance polishing device has the advantages that

[0013] 1、In the utility model, lead - acid battery body is connected in limit unit in sequence, when lead - acid battery body moves to the below of bearing frame, first moving plate is driven to move down through starting telescopic device, first moving plate drives two polishing units matched with copper terminal on lead - acid battery body to move down, and the copper terminal is polished by starting polishing unit, the overall production efficiency and product appearance delicacy are improved, and the conductivity of lead - acid battery body is avoided to be influenced by corrosion or residual dirt on the surface of copper terminal.

[0014] 2、In the utility model, the position of two pneumatic rotary machine bodies on the first moving plate can be adjusted through the first drive motor and the second drive motor, the copper terminal position on the lead-acid battery body of different models can be polished, and the application range of the overall device is improved.

[0015] 3、In the utility model, first limiting plate and second limiting plate are arranged, and the first limiting plate is matched with the arc-shaped elastic sheet, and the second limiting plate is matched with the spring, so that the lead-acid battery body of different sizes can be clamped and fixed, and the application range of the overall device is further improved.

[0016] Other features and advantages of the present application will be set forth in the following description of the application, and in part will become apparent to those skilled in the art upon examination of the following specification or can be learned by practice of the application. The objects and other advantages of the application can be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. The drawings are intended for illustrative purposes and should not be considered as limiting on the scope of the application.

[0018] Figure 1 It is an overall structural schematic diagram of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the first moving plate side view in the utility model;

[0020] Figure 3 It is a structural schematic diagram of two fixed plates in the utility model;

[0021] Figure 4 It is a fixed plate section view structure schematic view of the utility model;

[0022] Figure 5 It is Figure 2 A place in the structure schematic view of the utility model is enlarged;

[0023] Figure 6 It is Figure 4 B place in the structure schematic view of the utility model is enlarged;

[0024] Figure 7 It is Figure 4 C place in the structure schematic view of the utility model is enlarged.

[0025] In the drawing: 1, conveying belt; 2, lead-acid battery body; 3, limiting unit; 4, bearing frame; 5, first moving plate; 6, telescopic device; 7, copper terminal; 8, polishing unit; 9, horizontal adjusting unit; 10, longitudinal adjusting unit; 11, pneumatic rotary machine body; 12, gas supply device; 13, gas conveying pipe; 14, connecting shaft; 15, lining plate; 16, polishing piece; 17, first sliding block; 18, moving seat; 19, first sliding groove; 20, first lead screw; 21, first drive motor; 22, second sliding block; 23, second sliding groove; 24, second lead screw; 25, second drive motor; 26, fixed plate; 27, accommodation opening; 28, arc-shaped elastic sheet; 29, first limiting plate; 30, second limiting plate; 31, third sliding block; 32, third sliding groove; 33, fourth sliding block; 34, spring; 35, adjusting rod; 36, limiting nut; 37, second moving plate; 38, elastic member; 39, limiting column; 40, plug-in block; 41, plug-in groove. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0027] Please refer to Figures 1-7 A lead-acid battery terminal appearance polishing device, comprising conveying belt 1 for conveying lead-acid battery body 2, a plurality of groups of limiting units 3 for limiting lead-acid battery body 2 on conveying belt 1, bearing frame 4 is fixedly installed on conveying belt 1, first moving plate 5 is movably connected in bearing frame 4, telescopic device 6 for driving first moving plate 5 to move up and down is arranged on the upper portion of bearing frame 4, two groups of polishing units 8 adapted to copper terminal 7 on lead-acid battery body 2 are arranged on the lower portion of first moving plate 5, horizontal adjusting unit 9 and longitudinal adjusting unit 10 are arranged on the lower portion of first moving plate 5, horizontal adjusting unit 9 is used for adjusting the horizontal position of two polishing units 8, and longitudinal adjusting unit 10 is used for adjusting the longitudinal position of two polishing units 8.

[0028] Specifically, the lead-acid battery body 2 is clamped in the limiting unit 3 in sequence, the limiting unit 3 limits the lead-acid battery body 2 placed on the conveying belt 1, the conveying belt 1 is started intermittently, when the lead-acid battery body 2 moves to below the bearing frame 4, the first moving plate 5 is driven to move downward by starting the telescopic device 6, the two polishing units 8 matched with the copper terminal 7 of the lead-acid battery body 2 are driven to move downward by the first moving plate 5, the polishing units 8 are opened to polish the copper terminal 7, the overall production efficiency and the delicate appearance of the product are improved, and the corrosion or residual dirt on the surface of the copper terminal 7 does not affect the conductivity of the lead-acid battery body 2.

[0029] Among them, the conveying belt 1 and the telescopic device 6 in the above can be purchased in the market, which belongs to mature technology and has been fully disclosed, so the description is not repeated here, the driving source on the conveying belt 1 and the telescopic device 6 are provided with power connection lines, and they are electrically connected with the external main controller and 220V phase voltage (or 380V line voltage) through the power lines, and the main controller can be a conventional known device such as a computer that can play a control role.

[0030] As a technical optimization scheme of the utility model, the polishing unit 8 includes a pneumatic rotary machine body 11 arranged below the first moving plate 5, the bearing frame 4 is provided with a gas source device 12 for driving the pneumatic rotary machine body 11, a gas conveying pipe 13 with elasticity is arranged between the gas source device 12 and each pneumatic rotary machine body 11, a connecting shaft 14 is installed at the lower end of each pneumatic rotary machine body 11, a lining plate 15 is detachably connected to the lower end of the connecting shaft 14, a polishing piece 16 matched with the copper terminal 7 is fixedly installed on the lower surface of the lining plate 15, a second moving plate 37 is arranged above the first moving plate 5, a plurality of elastic members 38 with elasticity are fixedly installed between the first moving plate 5 and the second moving plate 37, and the telescopic lower end of the telescopic device 6 is fixedly installed on the upper surface of the second moving plate 37.

[0031] Specifically, when the copper terminal 7 is polished, the telescopic device 6 is started, the telescopic end of the telescopic device 6 drives the telescopic lower end to move downward, drives the second moving plate 37 to move downward, and drives the first moving plate 5 to move downward when the second moving plate 37 moves downward, wherein the elastic member 38 has elasticity, and when the polishing piece 16 contacts the copper terminal 7, the elastic member 38 serves as an elastic support to improve the polishing effect of the polishing piece 16, then the pneumatic rotary machine body 11 is supplied with gas through the gas source device 12, the pneumatic rotary machine body 11 drives the connecting shaft 14 to rotate, the connecting shaft 14 drives the polishing piece 16 to rotate, and the copper terminal 7 is polished, and the connecting shaft 14 can be detached from the lining plate 15, which is convenient for replacing the polishing piece 16 later.

[0032] The pneumatic rotary machine body 11 and the air source device 12 in the above can be purchased in the market, which belongs to a mature technology and has been fully disclosed, so the description is not repeated, the air source device 12 is provided with a power connection line, and it is electrically connected with the external main controller and 220V phase voltage (or 380V line voltage) through the power line, and the main controller can be a conventional known device such as a computer for control.

[0033] As a technical optimization scheme of the utility model, the longitudinal adjusting unit 10 includes the first sliding block 17 fixedly installed on the upper end of each pneumatic rotary machine body 11, the lower surface of the first moving plate 5 is provided with two moving seats 18, the lower side of the moving seat 18 is provided with the first sliding groove 19 matched with the first sliding block 17, the first sliding groove 19 is rotatably connected with the first lead screw 20, the first lead screw 20 penetrates through the first sliding block 17 and is threadedly connected with the first sliding block 17, and the end of each moving seat 18 is fixedly installed with the first drive motor 21 for driving the first lead screw 20 to rotate.

[0034] Specifically, the longitudinal adjusting unit 10 can adjust the polishing unit 8 along the direction of the bearing frame 4, and is suitable for polishing the copper terminal 7 on the lead-acid battery body 2 of different models. When the position of the polishing unit 8 needs to be adjusted, the first drive motor 21 is started, the output end of the first drive motor 21 drives the first lead screw 20 to rotate, the first lead screw 20 drives the first sliding block 17 to move in the first sliding groove 19 when rotating, the first sliding block 17 drives the pneumatic rotary machine body 11 to move along the moving seat 18 when moving, and then the copper terminal 7 at different positions on the lead-acid battery body 2 is polished, thereby improving the application range of the whole device.

[0035] The first drive motor 21 in the above can be purchased in the market, which belongs to a mature technology and has been fully disclosed, so the description is not repeated, the first drive motor 21 is provided with a power connection line, and it is electrically connected with the external main controller and 220V phase voltage (or 380V line voltage) through the power line, and the main controller can be a conventional known device such as a computer for control.

[0036] As a technical optimization scheme of the utility model, the longitudinal adjusting unit 10 includes the first sliding block 17 fixedly installed on the upper end of each pneumatic rotary machine body 11, the lower surface of the first moving plate 5 is provided with two moving seats 18, the lower side of the moving seat 18 is provided with the first sliding groove 19 matched with the first sliding block 17, the first sliding groove 19 is rotatably connected with the first lead screw 20, the first lead screw 20 penetrates through the first sliding block 17 and is threadedly connected with the first sliding block 17, and the end of each moving seat 18 is fixedly installed with the first drive motor 21 for driving the first lead screw 20 to rotate.

[0037] Specifically, the transverse adjusting unit 9 can adjust the grinding unit 8 along the direction of the conveying belt 1, and is suitable for grinding the copper terminals 7 on different models of lead-acid battery bodies 2. When it is necessary to adjust the position of the grinding unit 8, the second driving motor 25 is started, the output end of the second driving motor 25 drives the second screw rod 24 to rotate, the second screw rod 24 drives the second sliding block 22 to move in the second sliding groove 23 when rotating, and the second sliding block 22 drives the moving seat 18 to move along the direction of the conveying belt 1 when moving, thereby grinding the copper terminals 7 at different positions on the lead-acid battery body 2, and improving the application range of the whole device.

[0038] Among them, the second driving motor 25 can be purchased in the market, which belongs to mature technology and has been fully disclosed, so the description is not repeated here. The second driving motor 25 is provided with a power connection line, and it is electrically connected with the external main controller and 220V phase voltage (or 380V line voltage) through the power line. The main controller can be a conventional known device such as a computer that can play a control role.

[0039] As a technical optimization scheme of the utility model, each set of limiting unit 3 includes two fixed plates 26 fixedly installed on the conveying belt 1, the opposite sides of the two fixed plates 26 are provided with a letting port 27, the letting port 27 is provided with an arc-shaped elastic sheet 28 which is arc-shaped and elastic, the opposite sides of the two arc-shaped elastic sheets 28 are fixedly installed with a first limiting plate 29, the opposite sides of the two ends of the two fixed plates 26 are provided with a second limiting plate 30, the side of each second limiting plate 30 is fixedly installed with a third sliding block 31, the side of the fixed plate 26 is provided with a third sliding groove 32 matched with the third sliding block 31, the third sliding groove 32 is rotatably connected with an adjusting rod 35 extending to the outside, the third sliding groove 32 is slidably connected with a fourth sliding block 33, the adjusting rod 35 penetrates through the third sliding block 31 and the fourth sliding block 33 and is threadedly connected with the fourth sliding block 33, the third sliding block 31 and the fourth sliding block 33 are fixedly connected with a spring 34, and the side of the one end of the adjusting rod 35 extending to the outside is threadedly connected with a limiting nut 36.

[0040] Specifically, when the lead-acid battery body 2 is clamped between the two fixed plates 26, the upper end side of the first limiting plate 29 and the second limiting plate 30 is provided with a guide angle, the lead-acid battery body 2 is pressed downward in alignment with the guide angle, the plurality of side surfaces of the lead-acid battery body 2 are simultaneously pressed against the first limiting plate 29 and the second limiting plate 30, the arc-shaped elastic sheet 28 on the back of the first limiting plate 29 is pressed, the first limiting plate 29 moves in the gap 27, the two first limiting plates 29 clamp the lead-acid battery body 2, and the plurality of second limiting plates 30 clamp the lead-acid battery body 2 due to the tension of the spring 34, thereby improving the limiting effect on the lead-acid battery body 2, and the position of the fourth sliding block 33 in the third sliding groove 32 can be adjusted by rotating the adjusting rod 35, thereby adjusting the position of the plurality of second limiting plates 30, improving the application range of the lead-acid battery body 2 that can be limited, and when adjusting, the adjusting rod 35 is rotated, the fourth sliding block 33 slides in the third sliding groove 32 when the adjusting rod 35 is rotated, the third sliding block 31 is sleeved on the side surface of the adjusting rod 35 and is fixed with the fourth sliding block 33 through the spring 34, the position of the fourth sliding block 33 is moved, thereby adjusting the position of the third sliding block 31, after the position of the second limiting plate 30 is adjusted, the position of the adjusting rod 35 is limited and fixed by tightening the limiting nut 36.

[0041] As a technical optimization scheme of the utility model, the first limiting plate 29 is fixedly connected with a limiting column 39 penetrating through the fixed plate 26 on one side, and the arc-shaped elastic sheet 28 is fixedly connected with a plug-in block 40 at both ends, and the upper side of the fixed plate 26 is provided with a plug-in groove 41 matched with the plug-in block 40.

[0042] Specifically, when the first limiting plate 29 is moved by the extrusion of the lead-acid battery body 2, the first limiting plate 29 is limited by the limiting column 39, if it is necessary to fix lead-acid battery bodies 2 of different sizes, the arc-shaped elastic sheet 28 and the first limiting plate 29 can be taken out through the plug-in block 40, the matched first limiting plate 29 and arc-shaped elastic sheet 28 are plugged into the plug-in groove 41 through the plug-in block 40, and the friction coefficient between the plug-in block 40 and the plug-in groove 41 is greater than the friction coefficient between the first limiting plate 29 and the side surface of the lead-acid battery body 2, thereby improving the application range of the overall device for limiting the lead-acid battery body 2.

[0043] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, the skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement for some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A lead-acid battery terminal appearance polishing apparatus comprising a conveyor belt (1) for conveying a lead-acid battery body (2), characterized in that, The conveying belt (1) is provided with a plurality of limiting units (3) for limiting the lead-acid battery body (2), a bearing frame (4) is fixedly installed on the conveying belt (1), a first moving plate (5) is movably connected in the bearing frame (4), a telescopic device (6) for driving the first moving plate (5) to move up and down is arranged on the upper portion of the bearing frame (4), two polishing units (8) matched with the copper terminals (7) on the lead-acid battery body (2) are arranged on the lower portion of the first moving plate (5), a horizontal adjusting unit (9) and a longitudinal adjusting unit (10) are arranged on the lower portion of the first moving plate (5), the horizontal adjusting unit (9) is used for adjusting the horizontal positions of the two polishing units (8), and the longitudinal adjusting unit (10) is used for adjusting the longitudinal positions of the two polishing units (8).

2. A lead-acid battery terminal appearance polishing device according to claim 1, characterized in that: The polishing unit (8) comprises a pneumatic rotary machine body (11) arranged below the first moving plate (5), a gas source device (12) for driving the pneumatic rotary machine body (11) is arranged on the upper portion of the bearing frame (4), a flexible gas conveying pipe (13) is arranged between the gas source device (12) and each pneumatic rotary machine body (11), a connecting shaft (14) is arranged at the lower end of each pneumatic rotary machine body (11), a lining plate (15) is detachably connected to the lower end of the connecting shaft (14), a polishing piece (16) matched with the copper terminal (7) is fixedly installed on the lower surface of the lining plate (15), a second moving plate (37) is arranged above the first moving plate (5), a plurality of elastic members (38) are fixedly installed between the first moving plate (5) and the second moving plate (37), and the telescopic lower end of the telescopic device (6) is fixedly installed on the upper surface of the second moving plate (37).

3. A lead-acid battery terminal appearance polishing device according to claim 2, characterized in that, The longitudinal adjusting unit (10) comprises a first sliding block (17) fixedly installed on the upper end of each pneumatic rotary machine body (11), two moving seats (18) are arranged on the lower surface of the first moving plate (5), a first sliding groove (19) matched with the first sliding block (17) is formed in the lower side of each moving seat (18), a first lead screw (20) is rotatably connected in the first sliding groove (19), the first lead screw (20) penetrates through the first sliding block (17) and is threadedly connected with the first sliding block (17), and a first driving motor (21) for driving the first lead screw (20) to rotate is fixedly installed at the end of each moving seat (18).

4. A lead-acid battery terminal appearance polishing device according to claim 3, characterized in that, The horizontal adjusting unit (9) comprises a second sliding block (22) fixedly installed on the upper side of each moving seat (18), a second sliding groove (23) matched with the second sliding block (22) is formed in the lower surface of the first moving plate (5), a second lead screw (24) is rotatably connected in the second sliding groove (23), the second lead screw (24) penetrates through the second sliding block (22) and is threadedly connected with the second sliding block (22), and a second driving motor (25) for driving the second lead screw (24) to rotate is fixedly installed on the opposite side of the first moving plate (5).

5. A lead acid battery terminal appearance polishing device according to claim 1, characterized in that, Each of the limiting units (3) comprises two fixed plates (26) fixedly installed on the conveying belt (1), the opposite sides of the two fixed plates (26) are both provided with a gap (27), the gap (27) is provided with an arc-shaped elastic sheet (28) which is arc-shaped and elastic, the opposite sides of the two arc-shaped elastic sheets (28) are both fixedly installed with a first limiting plate (29), and the opposite sides of the two ends of the two fixed plates (26) are both provided with a second limiting plate (30).

6. A lead-acid battery terminal appearance polishing device according to claim 5, characterized in that, The side of each of the second limiting plates (30) is fixedly installed with a third sliding block (31), the side of the fixed plate (26) is provided with a third sliding groove (32) matched with the third sliding block (31), the third sliding groove (32) is rotatably connected with an adjusting rod (35) which extends to the outside at one end, the third sliding groove (32) is slidably connected with a fourth sliding block (33), the adjusting rod (35) penetrates through the third sliding block (31) and the fourth sliding block (33) and is threadedly connected with the fourth sliding block (33), the spring (34) is fixedly connected between the third sliding block (31) and the fourth sliding block (33), and the end of the adjusting rod (35) extending to the outside is threadedly connected with a limiting nut (36).

7. A lead-acid battery terminal appearance polishing device according to claim 5, characterized in that, The first limiting plate (29) is fixedly connected with a limiting column (39) penetrating through the fixed plate (26) on one side, the two ends of the arc-shaped elastic sheet (28) are fixedly connected with a plug-in block (40), and the upper side of the fixed plate (26) is provided with a plug-in groove (41) matched with the plug-in block (40).

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