CN217570278U

CN217570278U - Multilateral shaping device

Info

Publication number: CN217570278U
Application number: CN202220642111.2U
Authority: CN
Inventors: 赵盛宇; 张松岭; 梁辰; 李志敏; 乐伟; 方晓花; 张仁柯; 张晓虎; 陈文勇
Original assignee: Shenzhen Hymson Laser Intelligent Equipment Co Ltd
Current assignee: Hymson Laser Technology Group Co Ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-10-14
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a polygonal shaping device, which comprises a base body, wherein at least one first shaping part is arranged on the base body, a first relative movement stroke is arranged on the base body and a piece to be shaped in a first direction, and in the first relative movement stroke, the first shaping part applies acting force to a convex part of the piece to be shaped in the first direction so as to eliminate the convex part; at least one second reshaping part and the to-be-reshaped piece have a second relative movement stroke in the second direction, and in the second relative movement stroke, the second reshaping part applies force to a protruding part of the to-be-reshaped piece in the second direction so as to eliminate the protruding part; the first direction is perpendicular to the second direction. On the basis of adopting the first shaping part in the prior art, the second shaping part with different action directions is additionally arranged, so that a plurality of turnups with protruding parts of the shaping piece can be shaped in one-time operation, the operation procedures are saved, and the production efficiency is improved.

Description

Multilateral shaping device

Technical Field

The utility model relates to a lithium cell production technical field especially relates to multilateral shaping device.

Background

Electric type car uses the battery module as the power supply, and the battery module includes a plurality of batteries of connecting in series-parallel, and the battery includes structures such as electric core, casing and top cap again. As shown in fig. 1, the battery top cover 2 is installed in the battery case 1 and the outer surface of the top cover is flush with the plane of the mouth of the case, when welding, the mouth of the case is melted by heat, and as shown in fig. 2, a flange-shaped protruding part 3 is formed to protrude from the side panel 11 of the battery case. When zero clearance equipment battery module, the battery side panel receives the extrusion, and this turn-ups easily cuts open the external insulation film of adjacent battery, brings the short circuit risk.

In view of the above problems, there is proposed in the prior art a solution designed with a device specially used for shaping a battery case, and moving the battery case along the length direction of a protruding portion after fixing the battery case, so as to roll or grind the protruding portion to achieve the shaping effect.

However, in the above-mentioned apparatus, since it is necessary to move along the longitudinal direction of the protruding portion to shape the protruding portion, it is impossible to shape the other two short sides of the battery case. However, this operation is complicated, and the processing efficiency of the production line is seriously affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the above defect, the utility model provides a multilateral shaping device.

The utility model discloses a technical scheme be, multilateral shaping device, comprising a base member, be provided with on the base member:

at least one first reshaping part, wherein the first reshaping part and the to-be-reshaped piece have a first relative movement stroke in a first direction, and in the first relative movement stroke, the first reshaping part applies force to a protruding part of the to-be-reshaped piece in the first direction so as to eliminate the protruding part;

at least one second shaping part and the piece to be shaped have a second relative movement stroke in the second direction, and in the second relative movement stroke, the second shaping part applies force to the protruding part of the piece to be shaped in the second direction so as to eliminate the protruding part;

the first direction is perpendicular to the second direction.

Preferably, the second shaping part includes a mounting block, a roller member rotatably coupled to the mounting block, the roller member being rotated in the second direction, and the roller member and the protruding portion of the member to be shaped having an interference amount in the second direction.

Preferably, the second shaping portion further comprises a sliding seat, the mounting block is rotatably connected to the sliding seat, an adjusting assembly for adjusting the rotating angle of the mounting block is further arranged on the sliding seat, and when the angle of the mounting block relative to the sliding seat is changed, the relative angle between the rolling piece and the protruding portion is also changed synchronously.

Preferably, the adjusting assembly comprises an encoder, a body of the encoder is fixedly connected to the sliding seat, and an output shaft of the encoder is fixedly connected to the mounting block.

Preferably, the mounting block is provided with at least one pair of adjusting holes, each pair of adjusting holes are arranged at intervals along the rotating direction of the mounting block,

the adjusting component comprises at least one pair of adjusting screws which are in threaded fit with at least one pair of adjusting holes, and the ends of the adjusting screws are abutted against the sliding seats.

Preferably, a second mounting frame is arranged on the base body, at least two second shaping portions are mounted on the second mounting frame, and a working area for the shaping member to pass through along the second direction is reserved between the two second shaping portions.

Preferably, a first mounting frame is arranged on the base body, at least one pair of the first reshaping portions are fixed on the first mounting frame, each pair of the first reshaping portions is provided with a working area for the member to be reshaped to pass through, two first reshaping portions in each pair are respectively fixed on two sides of the first mounting frame, and projections of two adjacent first reshaping portions on two sides of the first mounting frame along the direction of the first relative movement stroke have overlapping portions.

Preferably, a first mounting frame is arranged on the base body, at least two pairs of the first reshaping portions are fixed on the first mounting frame, each pair of the first reshaping portions is provided with a working area for the to-be-reshaped member to pass through, two adjacent pairs of the first reshaping portions are respectively positioned on two sides of the first mounting frame, and projections of two adjacent pairs of the first reshaping portions positioned on two sides of the first mounting frame in the direction along the first relative movement stroke have an overlapping part.

Preferably, still be provided with fixed tool subassembly on the base member, fixed tool subassembly includes:

a jig mounting block;

the fixed clamping block is fixedly arranged on the jig mounting block;

the movable clamping block is in sliding fit with the jig mounting block, is arranged opposite to the fixed clamping block and is provided with a gap for placing a piece to be shaped;

and the movable cylinder is in transmission connection with the movable clamping block and drives the movable clamping block to be close to or far away from the fixed clamping block.

Preferably, the fixed jig assembly is further provided with a receiving seat, and the receiving seat is detachably connected to the jig mounting block and is located between the fixed clamping block and the movable clamping block.

Preferably, the jig mounting block is provided with two pairs of fixed clamping blocks and a pair of movable clamping blocks, wherein the fixed clamping blocks and the movable clamping blocks are fixedly connected to the jig mounting block, the other pair of fixed clamping blocks and the other pair of movable clamping blocks are connected to the jig mounting block through a sliding plate in a sliding manner, the jig mounting block is further fixedly provided with a displacement cylinder, and the displacement cylinder is in power connection with the sliding plate and drives the sliding plate to be close to or far away from the pair of fixed clamping blocks and the pair of movable clamping blocks which are fixed to the jig mounting block.

Preferably, the base body is further provided with a power conveying mechanism and a guide strip arranged along the first direction, and the power conveying mechanism is in transmission connection with the jig mounting block and drives the jig mounting block to slide along the guide strip.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. on the basis of adopting the first shaping part in the prior art, the second shaping part with different action directions is added, so that a plurality of turnups with protruding parts of the shaping piece can be shaped in one operation, the operation procedures are saved, and the production efficiency is improved;

2. because the sliding seat is provided with the adjusting component, the relative angle between the roll pressing piece and the protruding part can be adjusted, and the polygonal shaping device can be well adapted to different rolling requirements and different rolling objects. In addition, the encoder is used as an adjusting piece for adjusting the rolling piece, the rotating angle of the whole mounting block can be detected and fed back, the mounting block is accurately controlled to rotate to a set angle, and the adjusting precision is ensured;

meanwhile, aiming at the angle adjustment of the mounting block and the rolling piece, at least one pair of adjusting screws which are distributed up and down are additionally arranged for fine adjustment, so that the angle deviation can be corrected in a manual adjustment mode when fine adjustment is needed, the angle adjustment precision of the mounting block and the rolling piece is ensured, and the positioning precision of the position and the angle of the rolling piece is further improved by combining the two adjustment modes;

3. the first shaping parts can be distributed on two sides of the first mounting frame, and projections of two or two pairs of adjacent first shaping parts along the direction of the first relative movement stroke have overlapping parts, namely the two or two pairs of adjacent first shaping parts are arranged in a staggered manner, so that the mounting space can be saved, the length of the first mounting frame is shortened, the space required by operation is saved, a plurality of parallel production lines can be formed in a small space, and the production efficiency is improved;

4. the fixing jig assembly is arranged for fixing the battery shell and slides along the guide strip under the action of the power conveying mechanism, so that the fixing jig assembly passes through the working area of the first shaping part to complete rolling operation of one pair of flanges, and then is matched with the second shaping part to complete rolling operation of the other pair of flanges;

meanwhile, the polygonal shaping device is arranged on a production line for producing the lithium battery, and the upstream station and the downstream station are connected in series through the fixed jig assembly, namely, the rolling operation is directly added in the normal production process of the lithium battery, so that the influence on the production steps of the original production line and the equipment installation layout is small;

and compared with the traditional flanging and bump rolling operation, the battery feeding process has the advantages that the battery feeding process is not needed, the battery is conveyed to the downstream station for feeding after being rolled twice, the middle complex feeding and discharging process flow is omitted, the battery can sequentially pass through the upstream station, the polygonal shaping device and the downstream station only by being fixed in a jig, the multiple force application to the battery shell is reduced, the quality of the battery is favorably ensured, and the rolling process is well integrated into the original production process of the battery.

Drawings

The invention is described in detail below with reference to an embodiment and the attached drawing figures, wherein:

FIG. 1 is a schematic view of a battery housing construction;

FIG. 2 is an enlarged view of FIG. 1 taken at D, showing primarily the configuration of the raised portion at the shell flange;

FIG. 3 is an isometric view of an embodiment;

FIG. 4 is a block diagram of a roll;

FIG. 5 is an isometric view of a pair of first shaping portions;

FIG. 6 is an enlarged view at A of FIG. 5;

FIG. 7 is an isometric view of a pair of second fairings;

FIG. 8 is an elevation axis view of a pair of second shaping portions;

FIG. 9 is an enlarged view at B of FIG. 8;

fig. 10 is an isometric view of a fixture assembly;

FIG. 11 is a schematic view of the direction of movement of the first shaping portion in one embodiment;

FIG. 12 is a schematic view of the direction of movement of the second shaping portion in one embodiment.

1. A battery case; 11. a side panel; 2. a battery top cover; 3. a protruding portion; 4. a base; 5. a first shaping unit; 6. a working area; 7. mounting blocks; 71. an adjustment hole; 72. an adjusting screw; 73. a plug-in end; 74. an installation end; 75. a body portion; 76. fastening a bolt; 8. a roll-in member; 9. a sliding seat; 91. a sliding cylinder; 92. removing scraps of sponge; 10. an encoder; 101. an output shaft; 12. a second shaping unit; 13. a drive motor; 14. mounting the frame; 15. a first mounting bracket; 16. a second mounting bracket; 17. fixing the jig assembly; 18. a jig mounting block; 19. a power delivery mechanism; 20. fixing the clamping block; 21. moving the clamping block; 22. a moving cylinder; 23. a guide bar; 24. a dust removal air pipe; 25. a bearing seat; 26. a slide plate; 27. a displacement cylinder; 28. And (5) displacing the slide rail.

Detailed Description

Because battery case 1's top cap and side board 11 welding back, as shown in fig. 1-2, can form turn-ups form bulge 3 in welding seam department, and to no module battery package, this bulge 3 pierces through the insulating film on the adjacent battery case 1 easily, leads to the safety problem, consequently the utility model provides a multilateral shaping device for eliminate bulge 3 roll-in on the battery case 1, ensured the quality and the security of follow-up battery equipment. Of course, the utility model discloses not only can use on battery housing 1, also can be applied to any scene that needs the roll-in, for convenient understanding, all explain as the roll-in object with bulge 3 of battery housing 1 in the embodiment.

A polygonal shaper, comprising a base 4, as shown in fig. 3, on which are arranged:

at least one first reshaping portion 5, as shown in fig. 3 and 5, having a first relative movement stroke with the piece to be reshaped in the first direction, and in said first relative movement stroke, said first reshaping portion 5 applies a force to the projecting portion 3 of said piece to be reshaped in the first direction to eliminate said projecting portion 3;

at least one second shaping portion 12, as shown in fig. 3 and 7, having a second relative movement stroke with the piece to be shaped in the second direction, and in said second relative movement stroke, said second shaping portion 12 exerting a force on the projecting portion 3 of said piece to be shaped in the second direction to eliminate said projecting portion 3;

the first direction is perpendicular to the second direction.

Namely, on the basis of only adopting the first shaping part 5 in the prior art, the second shaping part 12 with different action directions is added, so that a plurality of turnups with the convex parts 3 in different directions of the shaping piece can be shaped simultaneously in one operation, the operation process is saved, and the production efficiency is improved.

In this embodiment, as shown in fig. 3, a first mounting frame 15 and a second mounting frame 16 are mounted on the base 4, the first shaping part 5 is mounted on the first mounting frame 15, and the second shaping part is mounted on the second mounting frame 16, so that the shaping part is first matched with the first shaping part 5 to shape the protruding part 3 in the first direction, and then matched with the second shaping part 12 to shape the protruding part 3 in the second direction, thereby completing the shaping operation of the multiple turned edges in two different directions on the shaping part.

The first shaping part 5 and the second shaping part 12 have substantially the same structure, and for the sake of clarity of description, the second shaping part 12 is taken as an example for description, and the difference between the two parts will be separately stated:

in one embodiment, as shown in fig. 7-9, the second shaping portion 12 comprises a mounting block 7, a rolling member 8 rotatably connected to the mounting block 7, the rolling member 8 rotates in the second direction, and the rolling member 8 and the protruding portion 3 of the to-be-shaped member in the second direction have an interference amount, so that in the second relative movement stroke, the protruding portion 3 of the to-be-shaped member in the second direction is subjected to the compression force of the rolling member 8, and the rolling cancellation effect is achieved.

It should be noted that, as shown in fig. 12, for the rotation of the pressing member in the second direction, it is understood that the movement direction of the member to be shaped as a battery in the working operation is determined, and therefore, the second direction is also determined, the second direction in this embodiment is the short side direction of the battery case, and the second direction in fig. 12 is the direction perpendicular to the paper surface, which is not shown. In addition, the rolling piece is used as a roller wheel, the rotation direction of the rolling piece is only in a forward direction and a reverse direction, and the rotation direction of the roller wheel is limited in the embodiment, so that the rotation of the roller wheel is consistent with the matching of the battery shell, namely the roller wheel is driven by the battery shell to rotate along with the battery shell, and the rotation direction is towards the second direction.

Similarly, as shown in fig. 11, the first shaping portion 5 is also provided with a corresponding rolling member structure, and the rotation direction of the rolling member structure is oriented to the first movement direction, that is, the rolling member structure of the first shaping portion is driven to follow by the long side of the battery case.

In one embodiment, as shown in fig. 7-9, the second shaping portion 12 further comprises a sliding seat 9 and a sliding cylinder 91, the sliding cylinder 91 is fixedly mounted on the base 4, and the sliding cylinder 91 is in power connection with the sliding seat 9 to adjust the position of the sliding seat 9 relative to the base 4, i.e. adjust the distance between the rolling member 8 and the shaping member. As shown in fig. 4, a groove is recessed in the end of the sliding seat 9, the mounting block 7 has a cross-shaped overall cross-section, and includes a main body portion 75, and an insertion end 73 and a mounting end 74 distributed on both sides of the main body portion 75, the rolling element 8 is rotatably connected in the mounting end 74 through a fastening bolt 76, the insertion end 73 is inserted in the groove and rotatably connected to the sliding seat 9, that is, the mounting block 7 and the sliding seat 9 are relatively rotatable.

In one embodiment, as shown in fig. 7-9, an adjusting assembly for adjusting the rotation angle of the mounting block 7 is further disposed on the sliding seat 9, and when the angle of the mounting block 7 relative to the sliding seat 9 is changed, the relative angle between the rolling member 8 and the protruding portion 3 is also changed synchronously, so that the position and angle of the rolling member 8 can be adjusted to meet different rolling requirements.

Specifically, as shown in fig. 4-5, the adjusting assembly includes an encoder 10, a body of the encoder 10 is fixedly connected to the sliding seat 9, an output shaft 101 of the encoder 10 passes through the sliding seat 9 and is located in the groove, and is fixedly connected to a portion of the mounting block inserted in the groove, so that the encoder 10 can control the mounting block 7 to rotate along the Z axis through the output shaft 101, and the encoder 10 can also collect feedback on a rotation angle of the mounting block 7, which is beneficial to improving positioning accuracy of the mounting block 7 and the rolling part 8.

In another embodiment, the mounting block 7 may not rotate along the Z-axis direction, but may be slightly inclined at a small angle, such as 2-10 ° inclined toward the moving direction of the battery case 1, so that when the mounting block 7 rotates, the mounting block may also drive the angle between the rolling member 8 and the protruding portion 3 to change, and the mounting block 7 may also drive the rolling member 8 to have a certain displacement in the horizontal direction, which may achieve a necessary clearance design in a specific embodiment, and make the overall structure more compact.

In one embodiment, as shown in fig. 4, the main body portion 75 of the mounting block 7 further has at least one pair of adjusting holes 71, and each pair of adjusting holes 71 is spaced along the rotation direction of the mounting block 7. In this embodiment, the adjustment assembly comprises at least one pair of adjustment screws 72 screwed into at least one pair of said adjustment holes 71, and the ends of said adjustment screws 72 interfere with the sliding seat 9. In one embodiment, in order to ensure the stability and accuracy of the adjustment, two pairs of adjustment holes 71 are formed in the main body portion 75 of the mounting block 7, the two pairs of adjustment holes 71 are symmetrically distributed, and two pairs of adjustment screws 72 are also provided, so that the relative angle of the mounting block 7 with respect to the sliding seat 9 can be adjusted by adjusting the screwing degree of the two pairs of adjustment screws, thereby achieving the effect of manual fine adjustment. In particular, when the accuracy of the device such as the encoder 10 is deviated due to wear or the like after the device or the structure is used for a long time, compensation correction can be performed.

In one embodiment, as shown in fig. 7-9, the sliding seat 9 is further provided with a pair of scrap removing sponges 92, the scrap removing sponges 92 are arranged on two sides of the rolling member 8 respectively along the rotation direction of the rolling member 8, and one side of the scrap removing sponges 92 in contact with the rolling member 8 has a compression amount, that is, the pair of scrap removing sponges 92 tightly presses the rolling member 8, so that the scrap removing sponges 92 can timely remove the scraps on the surface of the rolling member 8 during the rolling process of the rolling member 8, the clean state of the surface of the rolling member 8 is maintained, and the service life of the rolling member 8 and the quality of the battery case 1 are improved. And, the sliding seat 9 is also provided with a dust removal air pipe 24 for cleaning the dust and the scraps generated after the roller pressing.

Meanwhile, the rolling member 8 adopts a follower bearing, the surface of the follower bearing is subjected to strengthening treatment such as quenching and the like, and a high-strength material coating is sprayed, so that the rolling member 8 can meet the rolling strength requirement on the convex part 3 of the battery shell 1.

The specific structural features of the first and

second shaping portions

5 and 12 have been described so far, but they are not necessarily completely identical in the above features, and therefore, the above features may be modified and adapted according to actual installation and design conditions in terms of a plurality of features whose specific shapes, sizes, materials, etc. do not affect the function implementation, but it is generally understood that the structures of the first and

second shaping portions

5 and 12 are similar or identical.

The following will be made with respect to the specific connection between the first and

second shaping portions

5 and 12 and the first and second mounting

brackets

15 and 16, respectively:

in one embodiment, as shown in fig. 3 to 6, the first mounting frame 15 is fixed to the base body 4, and the first shaping portion 5 is fixed to the first mounting frame 15, so that in this embodiment, it is the battery case 1 that is moved, that is, the battery case 1 needs to slide on the base body 4 and pass through the area where the first shaping portion 5 is located, to form the first relative movement stroke. In addition, in the actual production process, two long sides of the battery case 11 are generally rolled, so that a pair of first shaping portions 5 which are arranged oppositely can be arranged as a shaping station, a blank area enclosed between the pair of first shaping portions 5 is a working area 6, and the positions of the two rolling parts 8 on the horizontal Y axis are adjusted through respective sliding cylinders 91 so as to correspond to the positions of the two long sides of the battery case 1.

In one embodiment, as shown in fig. 3 to 6, at least one pair of the first reshaping portions 5 is fixed on the first mounting frame 15, two first reshaping portions 5 in each pair are respectively fixed on two sides of the first mounting frame 15, and the projection of two adjacent first reshaping portions 5 on two sides of the first mounting frame 15 along the direction of the first relative movement stroke has an overlapping part.

Through such setting, let two first plastic portions 5 can carry out certain dislocation arrangement in the both sides of first mounting bracket 15, guarantee on the one hand that roll casting die 8 of two first plastic portions 5 all can correspond with the bulge 3 position on the long limit of battery case 1, on the other hand also can avoid installing two first plastic portions 5 at the structure interference phenomenon that probably produces when same one side of first mounting bracket 15, moreover, it is compacter between the structure, also can reduce the area of whole roll-in station. Of course, in another embodiment, two or more first shaping portions 5 may be mounted on the same side of the first mounting frame 15.

In one embodiment, as shown in fig. 3 to 6, at least two pairs of the first shaping portions 5 are fixed on the first mounting frame 15, each pair of the first shaping portions 5 is provided with a working area 6 for the member to be shaped to pass through, two adjacent pairs of the first shaping portions 5 are respectively positioned at two sides of the first mounting frame 15, and the projections of the two adjacent pairs of the first shaping portions 5 at two sides of the first mounting frame 15 have an overlapping part along the direction of the first relative movement stroke.

Through such setting, let adjacent two pairs first plastic portion 5 be located respectively the both sides of first mounting bracket 15, interference problem between the adjacent structure of avoidance that can be fine, in less space, can form multichannel plastic process, moreover because every two first plastic portions 5 of pair lie in the same one side of first mounting bracket 15, consequently when carrying out the application of force roll-in to the both sides long limit of battery case 1, the atress of battery case 1 also can be more balanced, is difficult to destroy battery case 1. Of course, in another embodiment, two or more pairs of the first shaping members 5 may be mounted on the same side of the first mounting frame 15.

In one embodiment, as shown in fig. 3 and 10, the base 4 is further provided with a fixed jig assembly 17, which includes a jig mounting block 18, a fixed clamping block 20 fixedly mounted on the jig mounting block 18, and a movable clamping block 21 slidably fitted on the jig mounting block 18, and the movable clamping block is disposed opposite to the fixed clamping block 20 and has a gap for placing the member to be shaped.

The movable clamping block 21 is in transmission connection with a movable air cylinder 22 and used for driving the movable clamping block 21 to be close to or far away from the fixed clamping block 20. Through the power control of the movable air cylinder 22, the movable clamping block 21 is driven to open and close, so that the battery shell 1 is conveniently fixed or taken out, and the stability of the battery shell 1 during rolling can be guaranteed.

In one embodiment, as shown in fig. 3 and 10, the fixing jig assembly 17 is further provided with a receiving seat 25, the receiving seat 25 is detachably connected to the jig mounting block 18 and is located between the fixing clamping block 20 and the moving clamping block 21, the battery housing 1 is placed on the receiving seat 25, and the structural design of the receiving seat 25 can be designed to be adaptive to the external dimension of the battery housing 1, which is beneficial to maintaining the stability of the battery housing 1.

In one embodiment, as shown in fig. 3 and 10, the receiving base 25 and the jig mounting block 18 are detachably connected by bolts, and the receiving bases 25 with different specifications, heights, sizes and shapes can be replaced with each other, so as to meet the mounting and fixing requirements of more different battery cases 1.

In one embodiment, as shown in fig. 3 and 10, the fixed clamp block 20 and the movable clamp block 21 are detachably connected with the jig mounting block 18 through bolts, and clamp blocks with different specifications can be replaced so as to match with the bearing seat 25 and the battery shell 1.

In another embodiment, the receiving seat 25, the fixed clamping block 20 and the movable clamping block 21 may also be provided with a lifting structure, such as a lifting cylinder, a screw pair or a gasket, for changing the height of the receiving seat 25, the fixed clamping block 20 and the movable clamping block 21 relative to the jig mounting block 18, so as to match the pieces to be shaped with different heights and sizes.

In one embodiment, as shown in fig. 3 and 10, two pairs of fixed clamping blocks 20 and moving clamping blocks 21 are mounted on the jig mounting block 18, wherein one pair of the fixed clamping blocks 20 and moving clamping blocks 21 is fixedly connected to the jig mounting block 18, the other pair of fixed clamping blocks 20 and moving clamping blocks 21 is slidably connected to the jig mounting block 18 through a sliding plate 26, a displacement cylinder 27 and a displacement slide rail 28 are further fixedly disposed on the jig mounting block 18, the displacement cylinder 27 is in power connection with the sliding plate 26, and drives the sliding plate 26 to slide on the displacement slide rail 28 to approach or separate from the pair of fixed clamping blocks 20 and moving clamping blocks 21 fixed on the jig mounting block 18.

Because two pairs of fixed clamping blocks 20 and movable clamping blocks 21 are arranged, two rolling production lines are formed on the jig mounting block 18, two battery shells 1 can be simultaneously subjected to rolling operation, and similarly, two pairs of first shaping parts 5 are correspondingly arranged on the first mounting frame 15. Moreover, due to the arrangement of the displacement cylinder 27 and the sliding plate 26, the relative positions and the distances of the two battery shells 1 on the jig mounting block 18 can be changed, so that no matter how the distance between the two battery shells 1 at an upstream station during processing is, after entering the device, the adjustment of adaptability can be carried out, the positions of the two battery shells 1 are respectively corresponding to the working areas 6 of the two subsequent pairs of first shaping parts 5, and therefore, the rolling process can be well integrated into the production flow of the battery.

In the above embodiment, the first mounting frame 15 is fixed on the base 4, so that the base 4 is further provided with the power transmission mechanism 19 and the guide bar 23 arranged along the first direction, the jig mounting block 18 is in sliding fit with the guide bar 23, and the power transmission mechanism 19 is in transmission connection with the jig mounting block 18 and drives the jig mounting block 18 to slide along the guide bar 23.

In one embodiment, the first mounting frame 15 may be slidably connected to the base 4, the jig mounting block 18 is fixed to the base 4, and the power transmission mechanism 19 is in power connection with the first mounting frame 15 and drives the first mounting frame 15 to slide along the guide strip 23, so as to realize the first relative movement stroke between the battery case 1 and the first shaping portion 5.

In one embodiment, the first mounting frame 15 and the jig mounting block 18 are both fixedly connected to the base 4, the first shaping portion 5 is slidably connected to the first mounting frame 15, and the power transmission mechanism 19 is in power connection with the first shaping portion 5 and drives the first shaping portion 5 to slide along the guide mechanism, so as to realize the first relative movement stroke between the battery case 1 and the first shaping portion 5.

A second mounting 16 is provided on the base body 4 downstream of the first mounting 15, as shown in fig. 3 and 7-9, with the second mounting 16 being parallel to the first mounting 15 and a second shaping member being mounted on the second mounting 16.

In one embodiment, as shown in fig. 3 and 7-9, at least two second shaping portions 12 are mounted on the second mounting frame 16, and a working area 6 for the member to be shaped to pass through in the second direction is left between the two second shaping portions 12, and in a second relative stroke between the member to be shaped and the second shaping portions 12, the two second shaping portions 12 respectively correspond to two short sides of the battery case 1, and roll-remove the protruding portions 3 on the two short sides. In another embodiment, only a single second shaping portion may be provided, and only one of the flanges of one battery case is rolled at a time, and when rolling the short side of a long battery, the short side of one end portion may be rolled back and forth, and then the battery and the second shaping portion are relatively moved to a position where the other end portion is directly opposite to the second shaping portion, and then the short side of the second end portion is rolled.

The two second shaping parts 12 are mounted on the same side of the second mounting frame 16, and are driven by the driving motor 13 to translate along the second mounting frame 16, so that a second relative stroke is formed between the two shaping parts and the battery shell 1; in another embodiment, two second shaping portions 12 may be respectively located at two sides of the second mounting frame 16, so that the working area 6 formed between the two second shaping portions 12 and the second mounting frame 16 have a spatial overlap, which reduces the occupied space of the second shaping portions 12 and the second mounting frame 16, and makes the structure between the second shaping portions 12 and the second mounting frame 16 more compact.

Specifically, as shown in fig. 3 and 7-9, a mounting frame 14 is slidably fitted on the second mounting frame 16, and the mounting frame 14 is slidably sleeved on the second mounting frame 16 and is in power connection with the driving motor 13, and is driven by the driving motor 13 to slide back and forth along the second mounting frame 16. The mounting frame 14 has two opposite mounting positions, and the two second shaping portions 12 are detachably and fixedly connected to the two mounting positions by bolts, respectively.

In an embodiment, the second shaping portion 12 may also be fixed on the second mounting frame 16, and the base 4 is provided with a driving structure, such as an air cylinder, a screw pair, or a linear motor, for driving the jig mounting block 18 to move along the direction of the second mounting frame 16.

In one embodiment, as shown in fig. 3, 5 and 7, the rolling process is: fixing the battery shell 1 processed by the upstream station on a jig mounting block 18, starting a power conveying mechanism 19 to convey the jig mounting block 18 along the direction of a guide strip 23, namely, to move along a first direction, and penetrating through a working area 6 formed by a pair of first shaping parts 5 fixed on a first mounting frame 15, so that the rolling elimination of the convex part 3 of the battery shell 1 in the first direction is completed; then, the jig mounting block 18 is continuously conveyed forward by the power conveying mechanism 19 to a position right below the second mounting frame 16 and stopped, at the moment, the pair of second shaping parts 12 are driven by the driving motor 13 to translate along the second mounting frame 16, namely, move along the second direction, so that the battery shell 1 penetrates through the working area 6 formed by the pair of second shaping parts 12, the rolling elimination of the protruding part 3 on the battery shell 1 in the second direction is completed, the multilateral rolling of the battery shell 1 is completed, and then the jig mounting block 18 is continuously conveyed to the next station by the power conveying mechanism 19.

It should be noted that the first direction and the second direction may correspond to the long sides of the battery case 1, and may also correspond to the short sides thereof, which depends on the fixing direction of the battery case 1 on the jig mounting block 18. Meanwhile, in one embodiment, as shown in fig. 3, the first direction is an X-axis direction, the second direction is a Y-axis direction, and the rotation direction of the mounting block is a Z-axis direction, and the first direction, the second direction and the rotation direction of the mounting block may be either in a forward direction or in a reverse direction.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. 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 application. Thus, the present application 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

1. Multilateral shaping device, including the base member, its characterized in that is provided with on the base member:

at least one second reshaping part and the to-be-reshaped piece have a second relative movement stroke in the second direction, and in the second relative movement stroke, the second reshaping part applies force to a protruding part of the to-be-reshaped piece in the second direction so as to eliminate the protruding part;

the first direction is perpendicular to the second direction.

2. The polygonal shaping device according to claim 1, wherein the second shaping portion comprises a mounting block, a roller pressing member rotatably coupled to the mounting block, the roller pressing member is rotated in the second direction, and there is an interference amount between the roller pressing member and the protruding portion of the member to be shaped in the second direction.

3. The polygonal shaping device according to claim 2, wherein the second shaping portion further comprises a sliding base, the mounting block is rotatably connected to the sliding base, an adjusting assembly for adjusting a rotation angle of the mounting block is further provided on the sliding base, and when an angle of the mounting block with respect to the sliding base is changed, a relative angle between the rolling member and the protruding portion is also changed synchronously.

4. The polygonal shaping device according to claim 3, wherein the adjusting assembly comprises an encoder, a body of the encoder is fixedly connected to the sliding seat, and an output shaft of the encoder is fixedly connected to the mounting block.

5. The polygonal shaping device according to claim 3, wherein the mounting block has at least one pair of adjustment holes, each pair of adjustment holes being spaced apart from each other in a rotation direction of the mounting block,

6. The polygonal shaping device according to any one of claims 1 to 5, wherein a second mounting frame is provided on the base body, at least two second shaping portions are mounted on the second mounting frame, and a working area for the piece to be shaped to pass through along the second direction is reserved between the two second shaping portions.

7. The polygonal shaping device according to claim 1, wherein the base body is provided with a first mounting frame, at least one pair of the first shaping portions is fixed on the first mounting frame, each pair of the first shaping portions is provided with a working area for the member to be shaped to pass through, two first shaping portions in each pair are respectively fixed on two sides of the first mounting frame, and adjacent two first shaping portions on two sides of the first mounting frame have overlapping parts in projection along the direction of the first relative movement stroke.

8. The polygonal shaping device according to claim 1, wherein a first mounting frame is provided on the base body, at least two pairs of the first shaping portions are fixed on the first mounting frame, each pair of the first shaping portions is provided with a working area for the member to be shaped to pass through, two adjacent pairs of the first shaping portions are respectively located on two sides of the first mounting frame, and the projections of two adjacent pairs of the first shaping portions located on two sides of the first mounting frame have an overlapping portion in the direction along the first relative movement stroke.

9. The polygonal shaping device according to claim 1, wherein a fixing jig assembly is further provided on the base, the fixing jig assembly comprising:

a jig mounting block;

the fixed clamping block is fixedly arranged on the jig mounting block;

the movable clamping block is matched on the jig mounting block in a sliding manner, is arranged opposite to the fixed clamping block and is provided with a gap for placing the piece to be shaped;

10. The polygonal shaping device according to claim 9, wherein a receiving seat is further provided on the fixing jig assembly, and the receiving seat is detachably connected to the jig mounting block and located between the fixing clamping block and the movable clamping block.

11. The polygonal shaping device according to claim 9, wherein two pairs of fixed blocks and movable blocks are mounted on the jig mounting block, one pair of fixed blocks and movable blocks are fixedly connected to the jig mounting block, the other pair of fixed blocks and movable blocks are slidably connected to the jig mounting block through a sliding plate, and a displacement cylinder is fixedly arranged on the jig mounting block and is in power connection with the sliding plate and drives the sliding plate to approach or separate from the pair of fixed blocks and movable blocks fixed on the jig mounting block.

12. The polygonal shaping device according to claim 9, wherein the base body is further provided with a power transmission mechanism and a guide bar arranged along the first direction, and the power transmission mechanism is in transmission connection with the jig mounting block and drives the jig mounting block to slide along the guide bar.