Clamping tool for finish machining of parts of lithium battery assembly equipment

Abstract

The utility model relates to the technical field of tool devices, in particular to a clamping tool for finish machining of parts of lithium battery assembly equipment, which comprises a base, two clamping modules distributed at intervals up and down are arranged on one side of the base, each clamping module comprises a horizontal guide rod facing left and right, and a middle partition plate is arranged in the axial middle of each guide rod. The left side and the right side of the middle partition plate are movably connected with pneumatic sliding blocks, supports are arranged on the pneumatic sliding blocks, clamping blocks are arranged on the supports, and the clamping blocks located on the pneumatic sliding blocks on the left side and the right side of the middle partition plate cooperate to form a double-side clamping tool structure of a welding workpiece. One clamping module is movably connected with the base and connected with a distance adjusting mechanism, and the distance between the two clamping modules can be adjusted. The utility model is favorable for solving the problem that the welding quality is poor due to the facts that manual material control is needed in the welding processing of the composite roller in the existing lithium battery pole piece rolling equipment and the tool is not in place due to operation errors.

Description

TECHNICAL FIELD

[0001] The utility model relates to tooling device technical field, especially a kind of clamping tooling for lithium battery assembly equipment component finish machining. BACKGROUND

[0002] Lithium ion battery has high operating voltage, high specific energy, energy density, high output power, long cycle life, no environmental pollution and other advantages, not only widely used in mobile communication equipment, and also widely used in electric vehicles, power tools and other fields, so the performance requirement of lithium battery is higher and higher, the production process of lithium battery is roughly divided into four parts of sheet, assembly, liquid injection and packaging.Lithium battery sheet process, lithium battery pole piece is coated with active material on aluminum foil and copper foil base, then roll, cutting, brushing powder and other processes are completed.

[0003] Among them, roll pressing operation needs to be realized by the aid of press roll, some press rolls are hollow multi-layer composite cylinder structure, and some thickness thin composite layers need to be bent into cylinder by metal plate with thickness of 0.5-3mm during production and processing, and then the connecting edges are welded and fixed, since the structure of such parts is thin, the connecting edge side will still shake and dislocate during welding after pressing and bending, and manual holding is needed, but since subsequent multi-layer cylinders need to be assembled, the welding precision is required to be high, the manual control mode is affected by the skill of operator, and manual cooperation is difficult to keep stable, so that the tooling is not in place due to operation error, resulting in poor welding quality, in addition, manual control welding has certain safety hazard.

[0004] Therefore, an operation convenient, stable and reliable mechanized welding auxiliary tool is needed to replace the existing manual control operation mode. UTILITY MODEL CONTENTS

[0005] The utility model provides a kind of clamping tooling for lithium battery assembly equipment component finish machining, it is favorable to solve the welding processing of the composite roll in the current some lithium battery pole piece roll pressing equipment needs manual control, it is prone to operation error to appear tooling not in place, resulting in poor welding quality problem.

[0006] The utility model is realized as follows:

[0007] The utility model provides a kind of clamping tool for lithium battery assembly equipment component finishing, including base, base one side is equipped with two upper and lower interval distribution clamping module, clamping module includes a horizontal left and right orientation guide rod, the axial middle part of guide rod is equipped with partition, partition one side is connected with base fixedly, partition left and right sides movably connect pneumatic slide, pneumatic slide is connected with external air compression equipment, pneumatic slide is equipped with support, support is equipped with clamping block, the outside profile of clamping block is adapted to the welding workpiece on the inboard end, clamping block on the left and right sides of partition on pneumatic slide cooperates and constitutes the double-side clamping tool structure of welding workpiece;One of clamping module is movably connected with base and is connected with interval adjusting mechanism, and the interval between two clamping modules can be adjusted.

[0008] On the basis of the above technical scheme, the support includes a bottom plate connected with the base, a side plate connected perpendicularly on the bottom plate, and a mounting plate connected on the side plate, two adjacent edges of the mounting plate are perpendicular to the bottom plate and the side plate, and the clamping block is detachably arranged on the mounting plate.

[0009] On the basis of the above technical scheme, the clamping block is specifically a first clamping block of integral structure, a first locking hole is arranged in the middle of the first clamping block, the first locking hole is used for mounting a fastener to connect with the mounting plate, side stop portions are arranged on the front and back sides of the clamping end of the first clamping block, and the side stop portions have inclined end faces for abutting against the welding workpiece on the clamping side.

[0010] On the basis of the above technical scheme, the clamping block is specifically a second clamping block of split structure, the main body of the second clamping block is connected with the mounting plate, a linear groove structure movable slot is arranged on the clamping side of the second clamping block, two stop blocks capable of sliding forward and backward in the movable slot are arranged in the movable slot, a second locking hole is arranged on the stop block, a strip-shaped hole is arranged in the movable slot, the second locking hole and the strip-shaped hole are matched, a fastener is arranged in the second locking hole and the strip-shaped hole to connect and fix the stop block with the second clamping block, and the clamping side of the stop block has an inclined end face for abutting against the welding workpiece.

[0011] On the basis of the above technical scheme, the base is a plate body structure arranged vertically.

[0012] On the basis of the above technical scheme, the interval adjusting mechanism includes an interval adjusting motor fixed on the base, a lead screw is drivingly connected to the output end of the interval adjusting motor, the axial direction of the lead screw is parallel to the interval direction of the two clamping modules, the lead screw is connected with the base through a bearing, the lead screw and one of the clamping modules are connected through a nut, and the nut can move along the axial direction of the lead screw when the lead screw rotates.

[0013] On the basis of the above technical scheme, a guide rail is further arranged between the clamping module drivingly connected with the interval adjusting motor and the base to guide, and the length direction of the guide rail is parallel to the axial direction of the lead screw.

[0014] On the basis of the above technical scheme, the clamping module driven by the distance adjusting motor is provided with a drag chain on one side.

[0015] On the basis of the above technical scheme, the clamping side of the clamping block is provided with an elastic pad.

[0016] Compared with the prior art, the utility model has at least the following advantages:

[0017] The utility model discloses a base is set up as main bearing support structure, sets up two clamping modules of corresponding up and down on the base, and the clamping module is equipped with support, is used for extending operation end space, sets up the clamping block on the support, is used for clamping workpiece welding workpiece, and this can be on the workpiece to be welded and reliably mechanized workpiece fixing of stable, replaces the present manual control material mode, realizes the precision clamping and welding auxiliary of composite roll of lithium battery pole piece roll -pressing equipment in parts, effectively improves welding quality and production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be briefly introduced to the drawing needed to be used in the embodiment, and should understand, the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other related drawings according to these drawings.

[0019] Figure 1 It is the perspective structural schematic diagram of the clamping tool for lithium battery assembly equipment component finishing in an embodiment;

[0020] Figure 2 It is Figure 1 Front view;

[0021] Figure 3 It is Figure 1 In Figure 1 Clamping state plan view;

[0022] Figure 4 It is Figure 1 The structural schematic diagram of support and first clamping block in

[0023] Figure 5 It is the plan view of support and second clamping block in another embodiment;

[0024] Figure 6 It is Figure 5 Front view of second clamping block in

[0025] Annotations in the figure: 100, base; 200, clamping module; 210, guide rod; 211, partition plate; 220, pneumatic slider; 230, support; 231, bottom plate; 232, side plate; 233, mounting plate; 240, first clamping block; 241, first locking hole; 242, side stop; 250, second clamping block; 251, movable groove; 252, strip-shaped hole; 260, stop block; 261, second locking hole; 300, spacing adjustment motor; 310, screw rod; 320, guide rail; 400, drag chain; a, welding workpiece; a1, welding position. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only to represent selected embodiments of the present application.

[0027] In the description of the present application, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0028] It should be noted that when an element is referred to as "fixed to" another element, it can be directly on another element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to one element or there can be a middle element. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are only for the purpose of illustration, and do not represent the only embodiment.

[0029] The present application will be further described in detail below in combination with the drawings and specific embodiments.

[0030] Embodiment 1: in combination Figures 1-4The embodiment discloses a clamping tool for lithium battery assembly equipment part finishing, which comprises a base 100, the base 100 is the basic part of the tool, and is used for supporting and fixing other parts. In the embodiment, the base 100 is a vertically arranged plate body structure, and the base 100 is provided with a hollow structure, so that the structure is light in weight on the basis of ensuring the structural strength. When in use, one side of the base 100 is connected with an external rack as a mounting side, and the other side is used as a clamping side to perform tool clamping activities.

[0031] Further, the clamping side of the base 100 is provided with two clamping modules 200 which are spaced apart upwards and downwards and are used for clamping workpieces to be welded.

[0032] The clamping module 200 comprises a horizontal and left-right oriented guide rod 210, the two ends of the guide rod 210 are connected and fixed with the base 100 through supports 230, and the guide rod 210 mainly plays a role of guiding and serving as a mounting base of other parts. The axial middle part of the guide rod 210 is provided with a partition plate 211, one side of the partition plate 211 is connected and fixed with the base 100, which is beneficial to further play a structural support effect on the guide rod 210 and improve the structural stability of the guide rod 210, and the left and right sides of the partition plate 211 are movably connected with pneumatic slides 220, specifically, the pneumatic slides 220 are slidably sleeved on the guide rod 210, the pneumatic slides 220 are connected with external air compression equipment, and when in operation, the pneumatic slides reciprocally slide along the axial direction of the guide rod 210, and when the left and right pneumatic slides 220 move towards each other, the clamping structure is realized to clamp the welding workpiece a.

[0033] The pneumatic slide 220 is provided with the support 230, the support 230 is provided with a first clamping block 240, the inner side end of the first clamping block 240 is matched with the outer contour of the welding workpiece a, and the clamping blocks on the left and right pneumatic slides 220 on the partition plate 211 cooperatively constitute a double-side clamping tool structure of the welding workpiece a.

[0034] Specifically, in combination with Figure 4 The support 230 comprises a bottom plate 231 connected with the base 100, a side plate 232 vertically connected with the bottom plate 231, and a mounting plate 233 connected with the side plate 232, two adjacent edges of the mounting plate 233 are respectively perpendicular to the bottom plate 231 and the side plate 232, so that the mounting plate 233 can serve as a rib plate of the bottom plate 231 and the side plate 232 to strengthen the structure and keep the structure stable and reliable.

[0035] The first clamping block 240 is detachably arranged on the mounting plate 233. A first locking hole 241 is arranged in the middle of the first clamping block 240. The first locking hole 241 is a threaded hole. The first locking hole 241 is used to connect a fastener (screw) with the mounting plate 233. It should be noted that a corresponding threaded counterbore structure is arranged at the corresponding position of the mounting plate 233. The screw after being mounted is a countersunk structure, which will not interfere with the clamping structure. The clamping end of the first clamping block 240 is provided with two symmetrically arranged side stop portions 242. The side stop portions 242 are located at the clamping side and have an inclined end surface for abutting the welding workpiece a, so that the front and rear are tightly constrained when clamping the welding workpiece a, thereby improving the stability of the clamping tool. The first clamping block 240 adopts a detachable connection structure, which facilitates the replacement of different clamping blocks according to the shape and size of different workpieces. When it is necessary to replace the clamping block, the old clamping block can be easily removed by loosening the fastener, and the new clamping block can be replaced and then fastened.

[0036] One of the clamping modules 200 is movably connected with the base 100 and connected with a spacing adjusting mechanism, which can adjust the spacing between the two clamping modules 200. In the embodiment, the clamping module 200 located at the upper side is the movable clamping module 200. The spacing adjusting mechanism includes a spacing adjusting motor 300 fixedly arranged on the base 100. The output end of the spacing adjusting motor 300 is drivingly connected with a lead screw 310. The axial direction of the lead screw 310 is parallel to the spacing direction of the two clamping modules 200. The lead screw 310 is connected with the base 100 through a bearing. The lead screw 310 and the clamping module 200 located at the upper side are connected through a nut. The nut can move along the lead screw 310 when the lead screw 310 rotates. A guide rail 320 is arranged between the main body of the clamping module 200 located at the upper side and the base 100. The length direction of the guide rail 320 is parallel to the axial direction of the lead screw 310. It should be noted that a steering reducer is arranged between the output end of the spacing adjusting motor 300 and the lead screw 310, which is used to orderly control the output speed and direction. The spacing adjusting mechanism can adjust the spacing between the two clamping modules 200 according to the size and shape of the workpiece, so as to adapt to workpieces of different specifications.

[0037] The clamping module 200 located at the upper side is provided with a drag chain 400, which facilitates the arrangement and stable working environment of the cables and air pipes on the clamping module 200.

[0038] In combination Figure 3In the specific implementation process, the welding workpiece a after the bending treatment is placed in the clamping space of the clamping module 200 in the posture of the welding position a1 facing outward, the first clamping block 240 on the upper and lower clamping modules 200 is used to cooperate in groups to horizontally clamp and constrain the upper and lower ends of the welding workpiece a by controlling the inward sliding of the pneumatic slider 220 through the switch, and after the tooling is in place, the welding position a1 remains stable and reliable without the need for manual gripping and supporting, and a single person can complete the entire process operation, saving labor costs and reducing operation safety hazards, and also improving tooling stability and helping to improve welding quality.

[0039] In the embodiment 2, the second clamping block 250 is used instead of the first clamping block 240 in the embodiment 1. Figure 5 and Figure 6 In the embodiment 2, the second clamping block 250 is used instead of the first clamping block 240 in the embodiment 1. The second clamping block 250 is specifically of a split structure, and the main body of the second clamping block 250 is connected with the mounting plate 233, and the connection manner can be the same detachable connection as in the embodiment 1, or the second clamping block 250 can be fixed by welding, the clamping side of the second clamping block 250 is provided with a linear groove structure of the movable groove 251, two stop blocks 260 capable of sliding forward and backward in the movable groove 251 are arranged in the movable groove 251, the second locking hole 261 is arranged on the stop block 260, the strip-shaped hole 252 is arranged in the movable groove 251, the second locking hole 261 and the strip-shaped hole 252 are matched with each other, and a fastener is arranged in the second locking hole 261 and the strip-shaped hole 252 to connect and fix the stop block 260 with the second clamping block 250, and the clamping side of the stop block 260 has an inclined end surface for abutting against the welding workpiece a. The clamping block with such a structure is suitable for workpieces with complex shapes and small sizes, and the position and number of the stop blocks 260 can be adjusted to adapt to workpieces with different shapes.

[0040] In other embodiments, in order to improve the surface protection effect when the welding workpiece a is tooling, the clamping side of the clamping block is provided with an elastic pad, which can not only prevent rigid scratching, but also increase the friction and improve the clamping stability.

[0041] The above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A clamping tool for finishing equipment parts of lithium batteries, characterized in that, The base (100) is provided with two clamping modules (200) spaced apart vertically on one side of the base (100), the clamping module (200) comprises a horizontal and left-right oriented guide rod (210), the middle part of the guide rod (210) is provided with a partition plate (211), one side of the partition plate (211) is connected and fixed with the base (100), the left and right sides of the partition plate (211) are movably connected with pneumatic sliders (220), the pneumatic sliders (220) are connected with external air compression equipment, the pneumatic sliders (220) are provided with supports (230), the supports (230) are provided with clamping blocks, the inner side of the clamping block is adapted to the outer contour of the welding workpiece (a), the clamping blocks on the left and right sides of the partition plate (211) cooperatively constitute a double-sided clamping tool structure of the welding workpiece (a); one of the clamping modules (200) is movably connected with the base (100) and connected with a spacing adjusting mechanism, which can adjust the spacing between the two clamping modules (200).

2. The clamping tool for finishing the components of lithium battery assembly equipment according to claim 1, characterized in that, The support (230) comprises a bottom plate (231) connected with the base (100), the bottom plate (231) is vertically connected with a side plate (232), the side plate (232) is connected with a mounting plate (233), two adjacent edges of the mounting plate (233) are perpendicular to the bottom plate (231) and the side plate (232), and the clamping block is detachably arranged on the mounting plate (233).

3. The clamping tool for finishing the components of lithium battery assembly equipment according to claim 2, characterized in that, The clamping block is a first clamping block (240) of an integral structure, the first clamping block (240) is provided with a first locking hole (241) in the middle part, the first locking hole (241) is used for connecting the mounting plate (233) with a fastener, and the clamping end of the first clamping block (240) is provided with side stop portions (242) on the front and back sides, and the side stop portions (242) are provided with inclined end faces for abutting against the welding workpiece (a) on the clamping side.

4. The clamping tool for finishing the components of lithium battery assembly equipment according to claim 2, characterized in that, The clamping block is a second clamping block (250) of a split structure, the main body of the second clamping block (250) is connected with the mounting plate (233), the second clamping block (250) is provided with a linear groove structure of a movable slot (251) on the clamping side, two stop blocks (260) capable of sliding forward and backward in the movable slot (251) are arranged in the movable slot (251), the stop block (260) is provided with a second locking hole (261), a strip-shaped hole (252) is arranged in the movable slot (251), the second locking hole (261) and the strip-shaped hole (252) are matched with each other, a fastener is arranged in the second locking hole (261) and the strip-shaped hole (252) to connect and fix the stop block (260) with the second clamping block (250), and the clamping side of the stop block (260) is provided with an inclined end face for abutting against the welding workpiece (a).

5. The clamping tool for finishing the components of lithium battery assembly equipment according to claim 1, characterized in that, The base (100) is a vertically arranged plate structure.

6. A clamping tool for finishing the components of a lithium battery assembly device according to claim 5, characterized in that, The distance adjusting mechanism comprises a distance adjusting motor (300) fixed on the base (100), an output end of the distance adjusting motor (300) is drivingly connected with a screw rod (310), the axial direction of the screw rod (310) is parallel to the distance direction of the two clamping modules (200), the screw rod (310) is connected with the base (100) through a bearing, and the screw rod (310) is connected with one of the clamping modules (200) through a nut, and the nut can move along the axial direction of the screw rod (310) when the screw rod (310) rotates.

7. The clamping tool for finishing the components of lithium battery assembly equipment according to claim 6, characterized in that, A guide rail (320) in a guiding role is further arranged between the clamping module (200) drivingly connected with the distance adjusting motor (300) and the base (100), and the length direction of the guide rail (320) is parallel to the axial direction of the screw rod (310).

8. The clamping tool for finishing the components of lithium battery assembly equipment according to claim 7, characterized in that, One side of the clamping module (200) drivingly connected with the distance adjusting motor (300) is provided with a drag chain (400).

9. The clamping tool for finishing the components of lithium battery assembly equipment according to claim 1, characterized in that, The clamping side of the clamping block is provided with an elastic pad.

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