CN219151252U - Bending device and bending pre-pressing equipment - Google Patents

Abstract

The utility model relates to the technical field of batteries and discloses a bending device and bending pre-pressing equipment, wherein the bending pre-pressing equipment comprises a loading and unloading mechanism, a lifting and cutting mechanism, a dust removing mechanism and a bending device; the lifting and cutting mechanism is used for positioning the sample and carrying out sample transmission with the feeding and discharging mechanism; the dust removing mechanism is used for removing dust on the sample on the lifting and cutting mechanism; the bending device is used for pre-loading the sample on the lifting and cutting mechanism; the scheme integrates the whole equipment, eliminates the traditional linear layout mode, realizes the idea that the process steps of positioning, dust removing, bending, pre-pressing and the like of the battery cells share the same station, greatly reduces the occupied area of the whole equipment and reduces the production cost; and through integrating, the time for transmitting samples in each process step can be reduced, the production efficiency is greatly improved, the increasing capacity requirement is further met, and the economic benefit is improved.

Description

Bending device and bending pre-pressing equipment

Technical Field

The utility model belongs to the technical field of batteries, and particularly relates to a bending device and bending pre-loading equipment for battery production.

Background

The new energy automobile mainly uses a lithium ion battery as an energy source, and along with the rapid development of the new energy automobile market, the production of the lithium ion battery is an important factor for restricting the development of the new energy automobile. And with the great application of lithium batteries in new energy automobiles and the continuous increase of the demand of power batteries, battery production equipment is forced to be continuously improved, and the battery output is continuously improved to meet market demands.

The power battery generally comprises a battery module including a plurality of batteries, each of which includes an electrical core. In order to meet the discharge capacity of the battery cell, the battery cell is provided with positive and negative electrode lugs and positive and negative electrode top covers which are distributed at two ends of the battery cell. The battery cell needs to bend and pre-load the tab in the processing and assembling process, press-fit and weld the top cover and the aluminum shell, and finally, the qualified battery cell is detected and flows into the next working section through a material flow line.

In the existing blade lithium battery positive electrode lug bending and top cover pre-loading equipment, most of equipment in the market is realized in the following modes: stacking through a rectilinear recycle line structure is achieved with multiple stations, and this arrangement has the following drawbacks:

1. the whole machine is too long in size and large in occupied area: because the functional components are simply and linearly distributed according to the cell technology, the length of the equipment is not considered, so that the equipment is overlong, the occupied area is large, and the processing and the transportation are very inconvenient.

2. The production cost is higher: the process understanding of the battery cell is not deep, the situation of scattered dust removal, bending and pre-pressing is caused, namely, the processes of positioning the battery cell, dust removal, bending, pre-pressing and the like occupy one station respectively and are sequentially arranged, so that the floor area cost and the installation cost of the whole equipment are increased although the process requirements are normal.

3. The efficiency is lower: the existing equipment only processes one battery cell at a time, has low efficiency and can not meet the existing production capacity.

4. Maintenance and change of shape are inconvenient.

Disclosure of Invention

The present utility model is directed to a bending device, which is used for solving at least one of the above-mentioned problems.

In order to solve the technical problems, the specific technical scheme of the utility model is as follows:

in some embodiments of the present application, a bending device is provided, including:

a first linear module;

a second linear module, which is vertically connected with the action component of the first linear module;

the clamping jaw mechanism I is connected with the action part of the linear module II and used for bending the sample;

and the clamping jaw mechanism II is connected with the action part of the linear module II and used for pre-loading the sample.

Preferably, in an implementation scheme of the bending device, the bending device further comprises an avoidance mechanism, the avoidance mechanism is connected to an action part of the second linear module, the first clamping jaw mechanism is connected to the action part of the avoidance mechanism, and the second clamping jaw mechanism is connected to a fixing part of the avoidance mechanism, so that the first linear module and the second linear module are prevented from interfering with each other during operation.

Preferably, in a preferred embodiment of the above bending device, the avoiding mechanism includes:

a first mounting substrate connected to the motion component of the second linear module; the clamping jaw mechanism II is connected to the mounting substrate I;

the first guide rail sliding block assembly is connected with the first mounting substrate; the clamping jaw mechanism I is connected to the first slide block of the guide rail slide block assembly I;

the linkage assembly is connected to the first mounting substrate, and the clamping component of the first clamping jaw mechanism synchronously acts through the linkage assembly;

and the action end of the linear driving part I is connected with the sliding block I and can drive the clamping jaw mechanism I to act.

Preferably, in a preferred embodiment of the bending device, the first clamping jaw mechanism includes a pair of clamping jaw assemblies, which are respectively arranged on different first sliding blocks of the guide rail sliding block assembly and are connected through a linkage assembly; the first linear driving component is connected with one clamping jaw assembly at the action end, and synchronous movement of the clamping jaw assemblies is controlled through the linkage assembly.

Preferably, in a preferred embodiment of the above bending device, the clamping jaw assembly includes:

a second mounting substrate, one end of which is connected to the first slider;

a rotation driving component which is arranged on one side of the second mounting substrate, and the action end of the rotation driving component penetrates through the mounting substrate;

and the clamping jaw part I is arranged at the other end of the mounting substrate II and connected with the action end of the rotation driving part to realize rotation action of the clamping jaw part I.

Preferably, in a preferred embodiment of the above bending device, the second jaw mechanism includes:

a second linear driving member connected to the first mounting board;

and the clamping jaw part II is connected with the action end of the linear driving part II.

Compared with the prior art, the utility model has the beneficial effects that:

the sample bending and pre-pressing mechanism is integrated, so that bending and pre-pressing operations can be respectively carried out on the sample in the same work, frequent sample transferring is not needed, the production efficiency is improved, the occupied area of equipment can be reduced, and the production cost is reduced through integration;

the first clamping jaw mechanism and the second clamping jaw mechanism can be guaranteed not to interfere with each other during working through the avoiding mechanism, smooth bending and pre-loading operation is guaranteed, and safety of equipment is guaranteed.

In some embodiments of the present application, a preferred solution of a bending pre-loading device is provided, including:

a loading and unloading mechanism;

the lifting and cutting mechanism is used for positioning the sample and carrying out sample transmission with the feeding and discharging mechanism;

the dust removing mechanism is used for removing dust from the sample on the lifting and cutting mechanism;

the bending device is used for pre-loading the sample on the lifting and cutting mechanism.

Preferably, in a preferred aspect of the bending pre-loading apparatus, the lifting and cutting mechanism includes:

the middle part of the mounting frame is provided with a switching area;

the first disconnecting component is connected to the top of the mounting frame in a sliding manner;

the linear module III is connected with the mounting frame, and the action part of the linear module III is connected with the first disconnecting part;

the guide rail sliding block assembly II is connected in the switching area;

the lifting component is connected with a second slide block of the second guide rail slide block assembly through a mounting plate;

the linear module IV is arranged in the switching area, and an action part of the linear module IV is fixed with the connecting plate;

and the second disconnecting component is connected with the action end of the lifting component.

Preferably, in a preferred aspect of the bending pre-press mounting apparatus, the first and second disconnecting members each include:

the cutting platform is provided with a processing station which is respectively connected with the top of the mounting frame and the action end of the lifting part;

the first positioning component is connected with the cutting-off platform, corresponds to the processing station and is used for positioning the short side of the sample;

and the second positioning component is connected with the cutting platform, corresponds to the processing station and is used for positioning the long side of the sample.

Preferably, in the preferred scheme of the bending pre-loading device, each cutting platform is provided with at least two processing stations, and each processing station is correspondingly provided with the first positioning component and the second positioning component;

at least two feeding components and at least two discharging components are respectively arranged in the feeding and discharging mechanism and are matched with the processing station of one cutting platform;

the bending device is provided with at least two bending devices which are respectively matched with a plurality of processing stations of the cutting platform.

Compared with the prior art, the utility model has the beneficial effects that:

based on the bending mechanism, the whole equipment is further integrated, a traditional linear layout mode is abandoned, the processing stations are limited on the lifting and cutting mechanism, the idea that the process steps of positioning, dust removing, bending, pre-pressing and the like of the battery cells share the same station is realized, the occupied area of the whole equipment is greatly reduced, and the production cost is further reduced; the time for transmitting the sample in each process step can be reduced through integration, and the production efficiency is greatly improved;

through set up a plurality of processing stations on cutting off the platform to match corresponding processing equipment, can compensate traditional equipment and once can only process the defect of one sample, through carrying out synchronous processing to a plurality of samples, further promoted production efficiency, and then satisfied the productivity demand of continuous increase, improve economic benefits.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIGS. 1-2 are schematic views of different angles of a bending device according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the bending apparatus according to the embodiment of the present utility model after the second jaw mechanism is removed;

fig. 4 is a schematic structural diagram of a bending pre-loading device according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a lift-off mechanism according to an embodiment of the present utility model;

FIG. 6 is a side view of a lift-off mechanism in accordance with an embodiment of the present utility model;

fig. 7 is a schematic structural diagram of a dust removing mechanism in an embodiment of the utility model.

In the figure:

001. bending device, 1, linear module one; 2. a second linear module; 3. a clamping jaw mechanism I; 300. a second mounting substrate; 301. a clamping jaw part I; 302. a swing driving part; 4. a clamping jaw mechanism II; 40. a second linear driving member; 41. a clamping jaw part II; 5. an avoidance mechanism; 50. a first mounting substrate; 51. a guide rail sliding block assembly I; 52. a linkage assembly; 520. a gear; 521. a first rack; 522. a second rack; 53. a first linear driving part; 6. a loading and unloading mechanism; 60. a main frame body; 61. a feeding device; 62. a blanking device; 7. lifting and separating mechanism; 70. a mounting frame; 71. cutting off the first component; 710. cutting off the platform; 711. positioning a first component; 712. a second positioning component; 72. a linear module III; 73. a guide rail sliding block assembly II; 74. a lifting member; 75. a linear module IV; 76. cutting off the second component; 8. a dust removing mechanism; 80. a mounting base; 81. a third mounting substrate; 82. a linear module five; 83. a linear module six; 84. a mounting substrate IV; 85. a linear driving part III; 86. a dust hood; 9. and (3) a sample.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

The present utility model will be described in further detail with reference to the accompanying drawings for a better understanding of the objects, structures and functions of the present utility model.

Referring to fig. 1-3, a bending apparatus is described comprising: a first linear module 1, a second linear module 2, a first clamping jaw mechanism 3 and a second clamping jaw mechanism 4; the second linear module 2 is vertically connected with the action part of the first linear module 1; the clamping jaw mechanism I3 is connected with the action part of the linear module II 2 and is used for bending the sample 9; the clamping jaw mechanism II 4 is connected with an action part of the linear module II 2 and is used for pre-loading the sample 9.

It should be noted that, the linear module 1 and the linear module 2 are in the prior art, and may be preferably linear module devices; and, the first linear module 1 is arranged along the Y-axis direction, and the second linear module 2 is arranged along the Z-axis direction.

The sample was a battery, and the top cover of the battery was in a horizontal state before processing.

In the preferred scheme of this embodiment, still include dodging mechanism 5, dodge mechanism 5 and connect the action part of linear module two 2, jaw mechanism one 3 is connected on dodging mechanism 5's action part, and jaw mechanism two 4 are connected at the fixed part of dodging mechanism 5, avoid linear module one 1 and linear module two 2 to interfere each other when the operation.

Specifically, the avoidance mechanism 5 includes: a first mounting substrate 50, a first guide rail slider assembly 51, a linkage assembly 52 and a first linear driving member 53; wherein the first mounting substrate 50 is connected to the motion component of the second linear module 2; the clamping jaw mechanism II 4 is connected to the first mounting substrate 50; the first guide rail slide block assembly 51 is connected to the first mounting substrate 50; the clamping jaw mechanism I3 is connected to the first slide block of the guide rail slide block assembly I51; the linkage assembly 52 is connected to the first mounting substrate 50, and the clamping components of the first clamping jaw mechanism 3 synchronously act through the linkage assembly 52; the first linear driving part 53 has an actuating end connected with the first sliding block and can drive the first clamping jaw mechanism 3 to actuate.

It should be noted that, the first mounting substrate is disposed along the X-axis direction, and the guide rail of the first guide rail slider assembly 51 is also disposed along the X-axis direction; the first linear driving member 53 is a prior art, and may preferably be an air cylinder, and the gripping member of the first gripper mechanism 3 can be driven by the linkage assembly 52 to move along the X-axis direction.

Specifically, the first clamping jaw mechanism 3 comprises clamping jaw assemblies arranged in pairs, two ends of a first guide rail of the first guide rail sliding block assembly 51 are respectively provided with a first sliding block, and the two clamping jaw assemblies are respectively arranged on different first sliding blocks and are connected through a linkage assembly 52; the action end of the first linear driving component 53 is connected with one clamping jaw assembly, and synchronous movement of the clamping jaw assemblies is controlled through the linkage assembly 52;

wherein, the clamping jaw subassembly includes: a second mounting substrate 300, a first jaw member 301, and a swing drive member 302; one end of the second mounting substrate 300 is connected to the corresponding first slider; the rotation driving member 302 is mounted on the outer side of the second mounting substrate 300, and the operation end thereof penetrates the second mounting substrate 300 and extends to the other side, the first jaw member 301 is connected to the operation end of the rotation driving member 302, and the rotation operation of the first jaw member 301 is realized by the rotation driving member 302.

It should be noted that, the first jaw member 301 is of the prior art, and may be preferably a pneumatic finger, and the gripping end thereof is equipped with a matching clamp.

Specifically, linkage assembly 52 includes: bearing housing, rotation shaft, gear 520, rack one 521, and rack two 522; the bearing seat is fixed on the first mounting substrate 50, the rotating shaft penetrates the bearing seat along the Y-axis direction and is rotationally connected with the bearing seat, the gear 520 is fixed at the far end of the rotating shaft, the first rack 521 and the second rack 522 are respectively fixed on the second mounting substrate 300 of the two clamping jaw assemblies and are respectively meshed with the opposite sides of the gear 520, the first linear driving part 53 is connected with one side of the first mounting substrate 50 along the X-axis direction, the first mounting substrate 50 is provided with a sliding hole arranged along the movement track of the first linear driving part 53, the movement end of the first linear driving part 53 is connected with the second mounting substrate 300 through a connecting block, the first linear driving part 53 moves, one of the second mounting substrate 300 and the first rack 521 can be driven to move, the gear 520 is driven to rotate, and meanwhile, the second rack 522 and the second mounting substrate 300 on the other side are driven to move, so that the second clamping jaw mechanism 4 is avoided from a working area.

Specifically, the swing drive member 302 includes: the motor, the rotating shaft and the transmission belt wheel set; the motor is vertically fixed at the connecting end of the second installation base plate 300, the output shaft penetrates through the plate surface of the second installation base plate 300, the rotating shaft vertically penetrates through the second installation base plate 300 and is rotationally connected with the second installation base plate through a bearing, the driving wheel of the transmission belt wheel set is connected with the output shaft of the motor, the driven wheel is fixed with one end of the rotating shaft, the first clamping jaw part 301 is fixed at the other end of the rotating shaft, and the motor can drive the first clamping jaw part 301 to rotate through a belt.

The first linear driving member 53 is a conventional linear module device, and may preferably be a linear module device.

Specifically, the second jaw mechanism 4 includes: a second linear driving member 40 and a second jaw member 41, the second linear driving member 40 being arranged in the Y-axis direction, one end of which is connected to the first mounting substrate 50; the second jaw member 41 is connected to the actuating end of the second linear drive member 40.

It should be noted that, the second linear driving member 40 is a prior art, and may be preferably a linear module device; the second jaw member 41 is of prior art, may preferably be a pneumatic finger, and is fitted at its gripping end with a mating clamp.

By the scheme, the mechanisms required by bending and pre-loading the sample are integrated, so that bending and pre-loading operations can be respectively carried out on the sample 9 in the same work, frequent transfer of the sample 9 is not needed, the production efficiency is improved, the occupied area of equipment can be reduced, and the production cost is reduced through integration;

the first clamping jaw mechanism 3 and the second clamping jaw mechanism 4 can be guaranteed not to interfere with each other during working through the avoiding mechanism 5, smooth operation of bending and pre-loading operation is guaranteed, and safety of equipment is guaranteed.

Referring to fig. 4-7, in another embodiment of the present application, a bending pre-press apparatus is described, comprising: the device comprises a loading and unloading mechanism 6, a lifting and cutting mechanism 7, a dust removing mechanism 8 and a bending device 001; the lifting and cutting mechanism 7 is used for positioning the sample 9 and transmitting the sample 9 with the feeding and discharging mechanism 6; the dust removing mechanism 8 is used for removing dust on the sample 9 on the lifting and cutting mechanism 7; the bending device 001 is the bending device 001 described above, and is used for pre-loading the sample 9 on the lifting/lowering/cutting mechanism 7.

Specifically, the lifting and cutting mechanism 7 is arranged along the X-axis direction, the feeding and discharging mechanism 6 is arranged on one side of the lifting and cutting mechanism 7 along the X-axis direction, the dust removing mechanism 8 is arranged on the other side of the lifting and cutting mechanism 7 and near one end of the lifting and cutting mechanism, and the bending device 001 is arranged on the same side of the dust removing mechanism 8.

It should be noted that: the feeding and discharging mechanism 6 is in the prior art, and the feeding and discharging mechanism 6 comprises: a main frame 60, a feeding device 61 and a discharging device 62; the main frame body 60 comprises a fixed column and a cross beam connected to the top of the fixed column, the cross beam is arranged along the X-axis direction, a guide rail slide block assembly III is arranged on the cross beam along the X-axis direction, slide blocks III are respectively arranged at two ends of the guide rail slide block assembly III, a feeding device 61 and a discharging device 62 are respectively connected to the slide blocks III at two ends of the guide rail slide block assembly, two linear module devices arranged along the X-axis direction are further connected to the cross beam, the action ends of the two linear module devices are respectively connected to the feeding device 61 and the discharging device 62, the linear module can drive the feeding device 61 to be transported to the upper part of the lifting and cutting mechanism 7, a sample 9 is transported to the lifting and cutting mechanism 7, and after dust removal, bending and pre-loading are carried out by the dust removal mechanism 8 and the bending device 001, the processed sample 9 is taken down by the discharging device 62 and transported to a designated position by the linear module.

Specifically, the lift-off/off mechanism 7 includes: the device comprises a mounting frame 70, a first disconnecting component 71, a third linear module 72, a second guide rail slide block assembly 73, a lifting component 74, a fourth linear module 75 and a second disconnecting component 76;

the mounting frame 70 is arranged along the X direction, and a switching area is arranged at the middle part of the mounting frame; the first cut-out 71 is slidably connected to the top of the mounting frame 70; the third linear module 72 is connected to the outer side wall of the mounting frame 70 along the X-axis direction, and the action part of the third linear module is connected with the first cutting part 71; the second guide rail sliding block assembly 73 is connected to the bottom of the switching area along the X-axis direction; the lifting component 74 is arranged along the Z-axis direction, and the fixed end of the lifting component is connected to a second slide block of the second guide rail slide block assembly 73 through a mounting plate; the linear module IV 75 is arranged in the switching area along the X-axis direction, and the action part of the linear module IV is fixed with the connecting plate; the second disconnecting member 76 is connected to the operating end of the lifting member 74.

Specifically, the second disconnecting member 76 is in limited sliding connection with the connecting plate through a linear bearing and a guide post 77.

Specifically, the mounting frame 70 is a shell structure with a U-shaped cross section, and a triangular reinforcing rib plate is arranged at the bottom of the inner wall of the mounting frame for reinforcing the overall strength.

It should be noted that, the third linear module 72 and the fourth linear module 75 are in the prior art, and may be preferably linear module devices; the lifting member 74 is a prior art and may preferably be a cylinder arrangement.

Specifically, the first and second disconnecting members 71 and 76 each include: disconnecting stage 710, positioning component one 711, and positioning component two 712;

the cutting-off platform 710 is provided with processing stations respectively connected to the top of the mounting frame 70 and the action ends of the lifting members 74; the first positioning component 711 is connected to the cutting platform 710, and corresponds to the processing station, and is used for positioning the short side of the sample 9; the second positioning component 712 is connected to the separating platform 710, and corresponds to the processing station, and is used for positioning the long side of the sample 9.

Specifically, the first positioning assembly 711 is used for positioning the short side of the sample 9, and comprises two cylinders which are respectively connected to two opposite sides of the processing station on the cutting platform 710, and the telescopic rods of the two cylinders are connected with a limiting jig, so that the short side of the sample 9 can be limited when the telescopic rods of the cylinders are extended.

Specifically, the second positioning component 712 is configured to position a long side of the sample 9, and includes a cylinder, a first limiting block, and a second limiting block, where the first limiting block is disposed on a long side of the processing station along the Y axis direction, and the second limiting block is slidably connected to another long side of the processing station along the Y axis direction; the cylinder is connected on cutting off the platform 710 along X axis direction, and its telescopic link is connected on stopper two, and when the telescopic link of cylinder was stretched, can carry out spacingly to the long limit of sample 9.

In the preferred solution of the foregoing embodiment, at least two processing stations may be disposed on each cutting platform 710, where each processing station is correspondingly provided with a first positioning component 711 and a second positioning component 712;

at least two feeding parts 60 and discharging parts 61 are respectively arranged in the feeding and discharging mechanism 6 and matched with a processing station of the cutting platform 710;

bending device 001 is provided with at least two, each of which is matched with a plurality of processing stations of a cutting platform 710.

It should be noted that, the dust removing mechanism 8 is in the prior art, and mainly includes: the device comprises a mounting base 80, a mounting substrate III 81, a linear module V82, a linear module V83, a mounting substrate IV 84, a linear driving part III 85 and a dust hood 86, wherein the mounting base 80 is arranged on one side of a mounting frame 70, the linear module V82 is connected to the mounting base 80 along the Y-axis direction, the mounting substrate III 81 is connected to the action part of the linear module V82 along the Z-axis direction, the linear module V83 is connected to the mounting substrate III 81 along the Z-axis direction, the mounting substrate IV 84 is fixed to the action part of the linear module V83 along the X-axis direction, the linear driving part III 85 is fixed to the mounting substrate IV 84 along the X-axis direction, the dust hood 86 is fixed to the action end of the linear driving part III 85 along the Y-axis direction, and the dust hood 86 is connected with negative pressure equipment through a pipeline.

The linear modules five 82 and six 83 are preferably linear module devices, and the linear driving member three 85 is preferably a cylinder.

Based on the bending mechanism, the whole equipment is further integrated, a traditional linear layout mode is abandoned, the processing stations are limited on the lifting and cutting mechanism 7, the idea that the process steps of positioning, dust removal, bending, pre-pressing and the like of the battery cells share the same station is realized, the occupied area of the whole equipment is greatly reduced, and the production cost is further reduced; moreover, through integration, the time for transmitting the sample 9 in each process step can be reduced, and the production efficiency is greatly improved;

through set up a plurality of processing stations on cutting platform 710 to match corresponding processing equipment, can compensate traditional equipment and can only process the defect of one sample 9 once, through carrying out synchronous processing to a plurality of samples 9, further promoted production efficiency, and then satisfied the productivity demand of continuous increase, improve economic benefits.

It should be noted that, the working principle of this scheme is:

the charging device 61 conveys the battery to be bent to the lifting and cutting mechanism, and the top cover of the positive electrode of the battery is in a horizontal state at the moment; the first cutting part 71 or the second cutting part 76 is used for positioning and clamping the battery; firstly, a first positioning component 711 performs short-side positioning on the battery, and then a second positioning component 712 performs long-side positioning on the battery; and then the top cover is roughly positioned by the top cover positioning profiling jig. After the positioning is finished, a linear module five 82 of the dust removing mechanism 8 advances, a linear module six 83 and a dust removing cover 86 covers the shell opening and the top cover, the shell opening and the top cover are removed from the two batteries on the first cutting part 71, and after the dust removing is finished, the second cutting part 76 moves downwards under the drive of the lifting part 74 and descends along the linear bearing and the guide post 77; the first cutting member 71 slides to an initial position of the second cutting member 76 along the X-axis direction under the driving of the third linear module 72, and simultaneously the second cutting member 76 slides to a position below the initial position of the first cutting member 71 along the second guide rail slider assembly 73 under the driving of the fourth linear module 75, and then the first cutting member 71 is driven to ascend by the lifting member 74, so that the lifting and cutting actions are completed.

The bending device 001 advances under the drive of the linear module I1, the clamping jaw part I301 which advances to the upper surface of the clamping jaw mechanism I3 is aligned with the top cover, then the clamping jaw part I301 clamps the top cover, the rotary driving part 302 drives the clamping jaw part I301 to rotate, and simultaneously the linear module I1 and the linear module II 2 are synchronously linked, so that the purpose of bending the lug and the top cover by 90 degrees is realized, the lug is in a concave state after the top cover is bent by 90 degrees, and the lug is prevented from being pulled and damaged. The next step after bending is pre-pressed, a linear driving part II 40 moves forward, a clamping jaw part II 41 clamps a pole column on the top cover, a clamping jaw part I301 releases the top cover, a rotary driving part 302 pushes a mounting substrate II 300 to move backward, the clamping jaw part I301 is driven to slide along a guide rail sliding block assembly I51, the two clamping jaw parts I301 are connected through a avoidance mechanism 5, the clamping jaw part I301 is synchronously opened to two sides, and the clamping jaw part I301 completes avoidance; the first linear module 1 and the second linear module 2 are synchronously linked, and the second clamping jaw part 41 clamps the pole alignment shell opening on the top cover and is pressed into the shell. After the bending press fitting is completed, the discharging device 62 descends to take the bent battery, and a top cover retaining mechanism is arranged on the discharging device 62, namely, the positive top cover of the battery is not ejected after being embedded into a bent battery shell opening. Finally, the clamping jaw part II 41 releases the pole on the top cover, and the linear module I1 drives the integral mechanism to retreat, so that all actions are completed.

The design is mainly applied to square aluminum shell batteries, and has the functions of bending the lugs, press-fitting the top cover, pre-spot welding and the like on the battery cells, and the design is most reasonable according to the technical process requirements of the battery cells, and has the advantages of low cost, small occupied area and simple operation. The prior equipment layout has the following technical advantages:

according to the convenience of the battery core processing technology and the charging and discharging of the battery core, part of the components are transversely distributed, so that the equipment is increased by a certain width, but the length of a machine table is ensured, and the processability and the transportability of the machine table are in a reasonable range.

The equipment is different from the traditional linear circulating line structure, dust removal, bending pre-pressing adopts the mode of cutting off the platform at the upper layer and the lower layer, the integration level is high, the cost is low, a huge and complex jig circulation mechanism is not needed, the structure is simple, the layout is more reasonable, the equipment maintenance is convenient, and the cost is low.

The theoretical production capacity of the equipment is 18PPM, and is doubled compared with the original capacity.

The jig is quickly changed in shape and maintained, the position of the positioning cylinder is changed, the jig can be quickly changed in shape and reduced in debugging, the structure is simple, and the layout is more reasonable.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A bending device, comprising:

a first linear module;

a second linear module, which is vertically connected with the action component of the first linear module;

the clamping jaw mechanism I is connected with the action part of the linear module II and used for bending the sample;

and the clamping jaw mechanism II is connected with the action part of the linear module II and used for pre-loading the sample.

2. The bending device according to claim 1, further comprising an avoidance mechanism, wherein the avoidance mechanism is connected to an actuating member of the second linear module, the first jaw mechanism is connected to the actuating member of the avoidance mechanism, and the second jaw mechanism is connected to a fixed portion of the avoidance mechanism, so as to avoid interference between the first linear module and the second linear module during operation.

3. A bending apparatus according to claim 2, wherein the evasion mechanism comprises:

a first mounting substrate connected to the motion component of the second linear module; the clamping jaw mechanism II is connected to the mounting substrate I;

the first guide rail sliding block assembly is connected with the first mounting substrate; the clamping jaw mechanism I is connected to the first slide block of the guide rail slide block assembly I;

the linkage assembly is connected to the first mounting substrate, and the clamping component of the first clamping jaw mechanism synchronously acts through the linkage assembly;

and the action end of the linear driving part I is connected with the sliding block I and can drive the clamping jaw mechanism I to act.

4. A bending apparatus according to claim 3, wherein the first jaw mechanism comprises jaw assemblies arranged in pairs, each of the jaw assemblies being disposed on a different one of the rail-slide assemblies and being connected by a linkage assembly; the first linear driving component is connected with one clamping jaw assembly at the action end, and synchronous movement of the clamping jaw assemblies is controlled through the linkage assembly.

5. The bending apparatus according to claim 4, wherein said jaw assembly comprises:

a second mounting substrate, one end of which is connected to the first slider;

a rotation driving component which is arranged on one side of the second mounting substrate, and the action end of the rotation driving component penetrates through the mounting substrate;

and the clamping jaw part I is arranged at the other end of the mounting substrate II and connected with the action end of the rotation driving part to realize rotation action of the clamping jaw part I.

6. A bending apparatus according to claim 3, wherein the second jaw mechanism comprises:

a second linear driving member connected to the first mounting board;

and the clamping jaw part II is connected with the action end of the linear driving part II.

7. Bending pre-loading equipment, characterized by, include:

a loading and unloading mechanism;

the lifting and cutting mechanism is used for positioning the sample and carrying out sample transmission with the feeding and discharging mechanism;

the dust removing mechanism is used for removing dust from the sample on the lifting and cutting mechanism;

bending device, which is a bending device according to any one of claims 1-6, for pre-loading the sample on the lift-off mechanism.

8. The bending pre-loading device according to claim 7, wherein the lifting and cutting mechanism comprises:

the middle part of the mounting frame is provided with a switching area;

the first disconnecting component is connected to the top of the mounting frame in a sliding manner;

the linear module III is connected with the mounting frame, and the action part of the linear module III is connected with the first disconnecting part;

the guide rail sliding block assembly II is connected in the switching area;

the lifting component is connected with a second slide block of the second guide rail slide block assembly through a mounting plate;

the linear module IV is arranged in the switching area, and an action part of the linear module IV is fixed with the connecting plate;

and the second disconnecting component is connected with the action end of the lifting component.

9. The bending pre-loading apparatus according to claim 8, wherein the first and second cut-off members each comprise:

the cutting platform is provided with a processing station which is respectively connected with the top of the mounting frame and the action end of the lifting part;

the first positioning component is connected with the cutting-off platform, corresponds to the processing station and is used for positioning the short side of the sample;

and the second positioning component is connected with the cutting platform, corresponds to the processing station and is used for positioning the long side of the sample.

10. The bending pre-loading device according to claim 9, wherein each cutting platform is provided with at least two processing stations, and each processing station is provided with a first positioning component and a second positioning component correspondingly;

at least two feeding components and at least two discharging components are respectively arranged in the feeding and discharging mechanism and are matched with the processing station of one cutting platform;

the bending device is provided with at least two bending devices which are respectively matched with a plurality of processing stations of the cutting platform.

Images