CN219151228U - Connecting piece bending equipment - Google Patents

Abstract

The utility model discloses a connecting sheet bending device, which comprises: the first material conveying device is used for conveying the connecting sheet to be bent; the feeding device is used for providing a connecting sheet to be bent for the first material conveying device; the bending device is arranged on one side of the first material conveying device and comprises a positioning jig, a middle bending mechanism and an end bending mechanism, wherein the positioning jig is used for supporting and positioning a connecting sheet conveyed by the first material conveying device, the middle bending mechanism is used for applying pressure to the middle of the connecting sheet on the positioning jig so that the end part of the connecting sheet is initially bent in the center direction of the connecting sheet, and the end bending mechanism is used for applying pressure to the end part of the initially bent connecting sheet so that the end part of the connecting sheet is re-bent in the center direction of the connecting sheet. When the connecting sheet bending equipment bends the connecting sheet, the connecting sheet is bent in a mode of pressing the middle part and then pressing the end part, so that a better bending effect is achieved.

Description

Connecting piece bending equipment

Technical Field

The utility model relates to the technical field of lithium ion battery manufacturing equipment, in particular to connecting piece bending equipment.

Background

The single battery of the aluminum shell battery or the soft package battery needs to be connected through the connecting sheet so as to connect a plurality of single batteries in series, thereby achieving the battery capacity required by the electric device.

When the connecting sheet is prepared, two ends need to be bent towards the center direction, so that when the connecting sheet is molded, the end parts are perpendicular to the middle part. However, in the existing bending forming equipment, the middle part is directly pressed to realize the bending of the two ends towards the center direction, but the forming mode has poor effect, and the end part may not be bent in place, or the bending angle of the end part may be too large, and even the risk of breakage occurs.

Disclosure of Invention

To solve at least one of the problems in the prior art, according to one aspect of the present utility model, there is provided a connecting piece bending apparatus, including: the first material conveying device is used for conveying the connecting sheet to be bent; the feeding device is arranged on one side of the first material conveying device and is used for providing a connecting sheet to be bent for the first material conveying device; the bending device is arranged on one side of the first material conveying device and comprises a positioning jig, a middle bending mechanism and an end bending mechanism, wherein the positioning jig is used for supporting and positioning a connecting sheet conveyed by the first material conveying device, the middle bending mechanism is used for applying pressure to the middle of the connecting sheet on the positioning jig so that the end part of the connecting sheet is initially bent in the center direction of the connecting sheet, and the end bending mechanism is used for applying pressure to the end part of the connecting sheet which is initially bent so that the end part of the connecting sheet is re-bent in the center direction of the connecting sheet.

Like this, provide the connection piece through feedway to shift the connection piece that feedway provided through first conveyer to location tool, in order to fix a position through location tool, when bending the connection piece, at first, apply pressure to the middle part of connection piece through middle part bending mechanism, so that the tip of connection piece is preliminary buckled towards the central direction, the tip of rethread tip bending mechanism drive connection piece is to the central direction of connection piece buckle again, the mode of buckling of connection piece is that the mode of buckling of center application effort is just buckled again and is carried out the mode of tip application effort and buckle again, make the buckling of connection piece go on with the stepwise mode, avoid only through when applying the effort to the middle part, the bending effect of connection piece is not good or take place excessively to warp even the condition of rupture when the effort is applyed too much.

In some embodiments, the first material transporting device comprises a first conveying mechanism and a first material moving mechanism arranged on the first conveying mechanism in a sliding manner, the feeding device and the bending device are respectively arranged at two ends of the first conveying mechanism in the conveying direction, and the first material moving mechanism is used for transferring the connecting sheet to be bent to the positioning jig.

In some embodiments, the bending device for the connecting sheet further comprises a visual detection device and a second conveying mechanism, wherein the positioning jig and the end bending mechanism are both in sliding connection with the second conveying mechanism, and the second conveying mechanism is used for conveying the connecting sheet which is bent to the position below the visual detection device for detection.

In some embodiments, the bending device for connecting sheets further comprises a second material conveying device, wherein the second material conveying device is parallel to the first material conveying device and is used for moving the connecting sheets which are bent out of the positioning jig.

In some embodiments, the middle bending mechanism comprises a first driving member, a mounting frame and an extrusion block, wherein the extrusion block is mounted on the mounting frame and extends towards the vertical direction, and the first driving member is connected to the mounting frame and is used for driving the extrusion block to move in the vertical direction so as to apply pressure to the middle part of the connecting sheet.

In some embodiments, the bending device comprises two end bending mechanisms, and the two end bending mechanisms are arranged on two opposite sides of the positioning jig and are used for bending two ends of the connecting sheet at the same time.

In some embodiments, the end bending mechanism includes a second driving member, a push block mounting frame, and a first push block, where the first push block is mounted on the push block mounting frame and extends in a horizontal direction, and the second driving member is connected to the push block mounting frame and is used to drive the first push block to move in the horizontal direction so as to apply pressure to an end of the connecting piece.

In some embodiments, the end bending mechanism further includes a third driving member and a second pushing block, where the second pushing block is connected to the pushing block mounting frame and extends in a horizontal direction, and is separately disposed with the first pushing block, and is used for bending the connecting piece after bending the first pushing block, and the third driving member is connected to the second driving member and is used for driving the first pushing block, the second pushing block, the pushing block mounting frame and the second driving member to move along an axis direction perpendicular to the second driving member; the included angle between the bottom surface of the first push block and the end surface facing one side of the connecting sheet is smaller than the included angle between the bottom surface of the second push block and the end surface facing one side of the connecting sheet.

In some embodiments, the angle between the bottom surface of the first push block and the end surface of the side facing the connecting piece is 45 °, and the angle between the bottom surface of the second push block and the end surface of the side facing the connecting piece is 90 °.

In some embodiments, the bending device further comprises a clamping mechanism for clamping the connecting piece on the positioning jig.

In some embodiments, the clamping mechanism includes a fourth driving member, a pushing member, a first clamping member, and a first elastic member, where the fourth driving member is configured to drive the pushing member to slide in a first direction, and the pushing member is configured to push the first clamping member to move in a second direction and compress the first elastic member, so that when an output shaft of the fourth driving member switches between an extended state and a contracted state, the first clamping member can move in the second direction to loosen or clamp the connecting piece, where the first direction and the second direction are perpendicular.

In some embodiments, the clamping mechanism includes a first roller disposed on the first clamping member, the pushing member having a release position and a clamping position, the first roller being configured to switch between the release position and the clamping position when the pushing member moves in the first direction to enable the first clamping member to release or clamp the connecting tab.

In some embodiments, the clamping mechanism further comprises a second roller disposed on a side of the pushing member facing the fourth driving member for receiving the pushing force from the fourth driving member.

In some embodiments, the clamping mechanism further includes a second clamping member and a second elastic member, the second clamping member being connected to the pushing member to be driven by the fourth driving member to move in the first direction to compress the second elastic member, so that when the output shaft of the fourth driving member is switched between the extended state and the contracted state, the first clamping member can move in the first direction to release or clamp the connecting piece.

In some embodiments, the second clamping member is provided with a avoidance groove, and the avoidance groove is used for avoiding the first pushing block and the second pushing block.

Drawings

Fig. 1 is a schematic structural view of a view angle of a bending apparatus for connecting sheets according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the tab bending device of FIG. 1 from another perspective;

FIG. 3 is a schematic structural view of the first transporting device in FIG. 1;

FIG. 4 is a schematic view of the feeding device of FIG. 1;

FIG. 5 is a schematic structural view of the second transporting device in FIG. 1;

FIG. 6 is a schematic diagram of the middle bending mechanism in FIG. 1;

FIG. 7 is a schematic view of the end bending mechanism, the second conveying mechanism and the clamping mechanism of FIG. 2 from one perspective;

FIG. 8 is a schematic view of the end bending mechanism, the second conveying mechanism, and the clamping mechanism of FIG. 7 from another perspective;

FIG. 9 is a schematic view of the clamping mechanism of FIG. 8;

fig. 10 is a schematic structural view of a connecting piece before bending in an embodiment of the present utility model;

fig. 11 is a schematic structural view of a connecting piece after bending according to an embodiment of the present utility model;

fig. 12-14 are diagrams showing the change of the connecting piece during bending according to the embodiment of the utility model.

Wherein the reference numerals have the following meanings:

100-material bending equipment, 10-first conveying device, 11-first conveying mechanism, 12-first material moving mechanism, 121-first upper and lower cylinders, 122-telescopic cylinders, 123-first suction nozzle, 20-feeding device, 21-second slide rail, 22-first mounting plate, 23-feed box, 30-bending device, 31-positioning jig, 311-support column, 312-positioning plate, 313-protrusion, 32-middle bending mechanism, 321-first driving piece, 322-mounting frame, 323-extrusion block, 3231-lower end face, 324-third slide rail, 33-end bending mechanism, 331-second mounting plate, 332-second driving piece, 333-pushing block mounting frame, 334-first pushing block, 335-third driving piece, 336-second pusher, 34-second conveyor, 35-clamping mechanism, 351-fourth driver, 352-first slide rail, 353-pusher, 3531-holding block, 3532-mating block, 35321-first segment, 35322-second segment, 35323-unclamping position, 35324-clamping position, 354-first clamping member, 355-first elastic member, 356-first roller, 357-second roller, 358-second clamping member, 3581-avoidance slot, 359-second elastic member, 40-visual inspection device, 50-second conveyor, 51-third conveyor, 52-second transfer mechanism, 521-second upper and lower cylinder, 522-second suction nozzle, 200-connection pad structure, 70-lower connection pad, 71-notch, 80-upper connecting piece, 81-middle part, 82-end.

Detailed Description

For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.

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

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The utility model is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1 to 14, a bending apparatus 100 for connecting sheets according to an embodiment of the present utility model includes a first material transporting device 10, a material feeding device 20, and a bending device 30.

Referring to fig. 1 and 2, a first transporting device 10 is used for transporting a connecting sheet 200 to be bent; the feeding device 20 is arranged at one side of the first material conveying device 10 and is used for providing a connecting sheet 200 to be bent for the first material conveying device 10; the bending device 30 is arranged on one side of the first material conveying device 10, and comprises a positioning jig 31, a middle bending mechanism 32 and an end bending mechanism 33, wherein the positioning jig 31 is used for supporting and positioning a connecting sheet conveyed by the first material conveying device 10, the middle bending mechanism 32 is used for applying pressure to the middle 81 of the connecting sheet 200 on the positioning jig 31 so as to lead the end 82 of the connecting sheet 200 to be initially bent towards the central direction of the connecting sheet 200, and the end bending mechanism 33 is used for applying pressure to the end 82 of the initially bent connecting sheet so as to lead the end 82 of the connecting sheet to be re-bent towards the central direction of the connecting sheet 200.

The connecting piece bending device 100 provides the connecting piece 200 through the feeding device 20, and transfers the connecting piece 200 provided by the feeding device 20 to the positioning jig 31 through the first material conveying device 10, so as to position the connecting piece 200 through the positioning jig 31, when bending the connecting piece 200, firstly, pressure is applied to the middle 81 of the connecting piece 200 through the middle bending mechanism 32, so that the end 82 of the connecting piece is initially bent towards the center direction, then the end bending mechanism 33 drives the end 82 of the connecting piece 200 to bend again towards the center direction of the connecting piece 200, namely, the bending mode of the connecting piece 200 is that the initial bending is performed by applying an acting force to the center, and then the acting force is applied to the end 82 to bend again, so that the bending of the connecting piece 200 is performed in a stepwise mode, and the situation that the bending effect of the connecting piece 200 is poor or excessive deformation or even breakage occurs when the acting force is applied too much is avoided only through applying the acting force to the middle 81.

Referring to fig. 10 and 11, the connection piece 200 in the present embodiment is a connection piece structure for connecting electrodes of the batteries, and the connection piece structure is used for connecting a plurality of batteries in series to increase the power supply amount of the batteries.

The connecting piece structure includes two lower connecting pieces 70 and an upper connecting piece 80 which are in a substantially horizontal state before bending, a common notch 71 is arranged on the lower connecting piece 70 and the upper connecting piece 80, and after the bending is completed, two ends of the upper connecting piece 80 are bent to be in a 90-degree state, for example, fig. 11, and the lower connecting piece 70 is kept unchanged.

Referring to fig. 1 to 3, in an embodiment of the present utility model, in order to achieve the matching of a feeding station and a bending station, a first transporting device 10 includes a first conveying mechanism 11 and a first material moving mechanism 12 slidably disposed on the first conveying mechanism 11, where the feeding device 20 and the bending device 30 are disposed at two ends of the conveying direction of the first conveying mechanism 11, respectively, and the first material moving mechanism 12 is used for transferring a connecting piece 200 to be bent to a positioning jig 31, so that the feeding device 20 and the bending device 30 can be matched in time and space by disposing the feeding device 20 and the bending device 30 at two ends of the first conveying mechanism 11, and after the first material moving mechanism 12 finishes one-time material moving to the bending device 30, the first material moving mechanism 12 returns to an original feeding position to clamp the connecting piece 200 under the driving of the first conveying mechanism 11, and after one-time bending process is completed, the first transporting device 10 drives the first material moving mechanism 12 to convey the connecting piece 200 to the bending device 30 to the bending position where the bending device 30 is located, thereby achieving the time and space saving, and space saving the whole space.

Specifically, in order to further reduce the occupied space of the whole bending apparatus, the first material moving mechanism 12 and the bending device 30 in the present embodiment are disposed on the same side of the first conveying mechanism 11, so that the space on the same side of the first conveying mechanism 11 is fully utilized to reduce the occupied space of the whole bending apparatus.

The first conveying mechanism 11 in this embodiment is a linear module, so as to drive the first material moving mechanism 12 to move in a linear direction.

Referring to fig. 4, in an embodiment of the present utility model, a feeding device 20 includes a second slide rail 21, a first mounting plate 22, and a bin 23 disposed on the first mounting plate 22, the first mounting plate 22 is slidably disposed on the second slide rail 21, the bin 23 is disposed on top of the first mounting plate 22, the bin 23 is supported by the first mounting plate 22, the bin 23 is used for accommodating a connecting piece 200 to be bent, and the connecting piece 200 is stacked in the bin 23 along a height direction of the bin 23 for transferring by the first material transferring mechanism 12.

Specifically, in order to improve the feeding efficiency, the first mounting plate 22 is provided with a plurality of bins 23, the bins 23 include a plurality of rows of bins 23 which are separated, each row of bins 23 includes two bins 23 which are separated, when the first material moving mechanism 12 transfers, the two bins 23 in each row can be simultaneously transferred, and after the transfer of the connecting pieces 200 in the two bins 23 in each row is completed, the first mounting plate 22 is driven to slide on the second sliding rail 21 so as to adjust the positions of the bins 23, so that the first material moving mechanism 12 can grasp.

Wherein, when feeding the bin 23, the bin 23 is first removed from the first mounting plate 22, the connecting piece 200 is manually filled in the bin 23, and then the bin 23 is placed on the first mounting plate 22.

Referring to fig. 3, in an embodiment of the present utility model, corresponding to a placement mode of the bin 23, the first material moving mechanism 12 includes a first up-down cylinder 121, a telescopic cylinder 122, and two first suction nozzles 123 separately disposed, where the first up-down cylinder 121 is connected to the first conveying mechanism 11 and is used for driving the telescopic cylinder 122 and the two first suction nozzles 123 to move up and down in a vertical direction, and the telescopic cylinder 122 is connected between the first up-down cylinder 121 and the two first suction nozzles 123 and is used for driving the two first suction nozzles 123 to perform telescopic movement in a horizontal direction so as to achieve mutual approaching or separating therebetween.

Specifically, when the connecting pieces 200 on the material boxes 23 are clamped, the first up-down cylinder 121 drives the telescopic cylinder 122 and the two first suction nozzles 123 to move downwards to the preset position, and the telescopic cylinder 122 drives the two suction nozzles to have a larger distance to respectively correspond to the positions right above the two material boxes 23, so as to clamp the connecting pieces in the two material boxes 23 on a row. After the clamping, the connecting piece 200 is moved to the upper part of the positioning jig 31 under the driving of the first conveying mechanism 11, and is placed on the positioning jig 31.

Referring to fig. 1 and fig. 2, in an embodiment of the present utility model, in order to improve the detection efficiency of the bent connecting piece, the connecting piece bending apparatus 100 further includes a visual detection device 40 and a second conveying mechanism 34, where the positioning jig 31 and the end bending mechanism 33 are both slidably connected to the second conveying mechanism 34, and the second conveying mechanism 34 is configured to convey the bent connecting piece 200 to a position below the visual detection device 40 for detection, so that the bent connecting piece can be detected by the visual detection device 40, and the connecting piece 200 that is qualified in detection can be applied to connection of a pole piece of a battery, so as to improve the use safety of the battery after connection; the second conveying mechanism 34 conveys the positioning jig 31 and the end bending mechanism 33 so as to move between the position close to the first conveying mechanism 11 and the visual detection device 40, and the cooperation between different devices is realized.

Specifically, the visual inspection device 40 in this embodiment is a CCD inspection device, and the folded connection piece 200 is imaged by a CCD camera, and the appearance of the folded connection piece is displayed by a display.

In addition, referring to fig. 1 and fig. 2, in order to implement the cooperation of the subsequent process of the whole bending apparatus, the bending apparatus 100 for connecting sheets further includes a second material conveying device 50, where the second material conveying device 50 is parallel to the first material conveying device 10 and is used for removing the connecting sheets after bending from the positioning fixture 31, so that the connecting sheets after bending are taken out by setting the second material conveying device 50 and are adapted to the subsequent production line, so that the bending apparatus 100 for connecting sheets is connected to the subsequent production process.

Specifically, the second material transporting device 50 in this embodiment includes a third conveying mechanism 51 and a second material moving mechanism 52 slidably disposed on the third conveying mechanism 51, where the third conveying mechanism 51 and the first conveying mechanism 11 are disposed in parallel at two ends of the second conveying mechanism 34, and the second material moving mechanism 52 is used for moving and taking the connecting piece that is bent on the positioning jig 31 for moving to the next step for use.

The second material moving mechanism 52 includes a second up-down cylinder 521 and a second suction nozzle 522, where the second up-down cylinder 521 is used to drive the second suction nozzle 522 to move up and down, so as to implement the clamping of the connecting sheet 200 that is bent.

It can be understood that, corresponding to the arrangement of the two first suction nozzles 123, the positioning fixture 31 in this embodiment includes two positioning positions to respectively receive the connection pieces transferred from the two first suction nozzles 123.

The middle bending mechanism 32 and the visual detection device 40 in the present embodiment are both disposed on one side of the second conveying mechanism 34, and the middle bending mechanism 32 is disposed between the visual detection device 40 and the first material conveying device 10, so that the middle bending mechanism 32 firstly completes micro-bending of the middle 81, then bends the end, and then conveys the end to the detection position where the visual detection device 40 is located for detection through the second conveying mechanism 34.

Referring to fig. 6, in one embodiment of the present utility model, in order to press the middle portion 81 of the connection piece 200, the middle bending mechanism 32 includes a first driving member 321, a mounting frame 322 and a pressing block 323, the pressing block 323 is mounted on the mounting frame 322 and extends in a vertical direction, the first driving member 321 is connected to the mounting frame 322 and is used for driving the pressing block 323 to move in the vertical direction so as to apply a force to the middle portion 81 of the connection piece, so that when the middle portion 81 of the connection piece 200 needs to be pressed, the mounting frame 322 is driven to move downwards under the driving of the first driving member 321, and the mounting frame 322 drives the pressing block 323 to move downwards to contact the connection piece 200, thereby pressing the middle portion 81 of the connection piece 200.

The pressing block 323 in the present embodiment has a horizontal lower end face 3231, so that a sufficient contact area is provided between the flat lower end face 3231 and the surface of the connecting piece 200, so that a pressure is applied to the middle portion 81 of the connecting piece 200, so that the two end portions 82 of the connecting piece 200 are bent towards the center by a smaller preset angle to prepare for subsequent bending. The state of the connection piece 200 before bending is shown in fig. 10, and the state of the connection piece 200 after bending by the middle bending mechanism 32 is shown in fig. 12.

It can be appreciated that, in order to ensure that the mounting frame 322 can move stably in the vertical direction, the middle bending mechanism 32 further comprises a third sliding rail 324, and the mounting frame 322 is slidably connected with the third sliding rail 324, so that under the driving of the first driving piece 321, the mounting frame 322 can slide stably up and down along the third sliding rail 324 in the vertical direction, and meanwhile, the movement direction of the mounting frame 322 is limited by setting the third sliding rail 324 in the vertical direction, so that shaking is avoided and the bending effect of the connecting sheet 200 is affected.

Referring to fig. 7 and 8, in one embodiment of the present utility model, since the connecting piece 200 needs to receive an external force, in order to avoid shaking of the connecting piece 200 during bending, the positioning fixture 31 is used for carrying the connecting piece 200 and can realize initial positioning of the connecting piece 200.

Specifically, the positioning jig 31 is connected to the second mounting plate 331, and includes a support column 311 and a positioning plate 312 disposed on the top of the support column 311, the positioning plate 312 is provided with a protrusion 313, and the shape of the protrusion 313 is adapted to the shape of the notch 71 of the connecting piece, so that when the first material moving mechanism 12 places the connecting piece 200 on the positioning plate 312, the notch 71 of the connecting piece 200 is just aligned with the position of the protrusion 313, so as to position the connecting piece 200 through the protrusion 313.

Referring to fig. 7 and 8, in an embodiment of the present utility model, since both end portions 82 of the connecting piece 200 need to be bent in the central direction, the bending device 30 in this embodiment includes two end portion bending mechanisms 33, and the two end portion bending mechanisms 33 are disposed on opposite sides of the positioning jig 31 and are used for simultaneously bending both end portions 82 of the connecting piece 200, so that by providing the two end portion bending mechanisms 33, both end portions 82 of the connecting piece 200 can be simultaneously bent, thereby improving production efficiency.

Specifically, the two end bending mechanisms 33 and the positioning jig 31 located between the two end bending mechanisms 33 in the present embodiment are slidably connected to the second conveying mechanism along the length direction of the second conveying mechanism 34 through the second mounting plate 331, so that the end bending mechanisms 33 and the positioning jig 31 are driven by the second conveying mechanism to reciprocate between the first material conveying device 10 and the second material conveying device 50.

Referring to fig. 7 and 8, in order to bend the end 82 of the connecting piece, in one embodiment of the present utility model, the end bending mechanism 33 includes a second driving member 332, a push block mounting frame 333 and a first push block 334, where the first push block 334 is mounted on the push block mounting frame 333 and extends horizontally, and the second driving member 332 is connected to the push block mounting frame 333 and is used to drive the first push block 334 to move horizontally to apply pressure to the end 82 of the connecting piece, so that the connecting piece 200 is bent through the middle 81 first, and the first driving member 321 drives the first push block 334 to move horizontally to apply a force to the end 82 of the connecting piece, so as to push the end 82 of the connecting piece 200 to the center direction, thereby achieving the effect of further bending.

Wherein, in order to realize the better effect of buckling to connection piece 200, the tip 82 of connection piece is buckled and is carried out twice, tip bending mechanism 33 in this embodiment still includes third driver 335 and second pusher 336, the second pusher 336 is connected in pusher mounting bracket 333, and extend towards the horizontal direction, and first pusher 334 separates the setting, be used for bending the connection piece 200 after first pusher 334 is buckled again, third driver 335 connects in second driver 332, be used for driving first pusher 334, second pusher 336, pusher mounting bracket 333 and second driver 332 follow the axis direction motion of perpendicular second driver 332, wherein, the contained angle of terminal surface and the bottom surface of one side of first pusher 334 towards connection piece 200 is less than the contained angle of terminal surface and the bottom surface of one side of second pusher 336 towards connection piece 200, thereby through the mode that sets up second pusher 336, and the contained angle of terminal surface and the bottom surface of one side of setting first pusher 334 towards connection piece 200 is less than the contained angle of terminal surface and bottom surface of second pusher 336 towards one side of connection piece 200, be used for driving first pusher 334, make the terminal surface of bending more the terminal surface and bending the terminal surface of connection piece 200 after bending through the first pusher 334 more step by step, but the effect of bending the terminal surface is more than the terminal surface of connection piece 200 is reached, but the end surface of bending is more than the end surface of the end surface is bent and is more than the end surface of connection piece 82 is reached, the requirement of bending is achieved.

Referring to fig. 7 and 8, since two opposite first push blocks 334 need to bend two end portions 82 at the same time, two second push blocks 336 need to bend two end portions 82 at the same time, after bending by two first push blocks 334, two opposite second push blocks 336 need to be adjusted to be opposite because two first push blocks 334 are opposite, and two opposite second push blocks 336 need to be adjusted to be opposite, by providing a third driving member 335 to drive the first push blocks 334, the second push blocks 336, the push block mounting frame 333 and the second driving member 332 to move along the axial direction perpendicular to the second driving member 332, so that two opposite second push blocks 336 are adjusted to be opposite.

The first driving member 321, the second driving member 332, and the third driving member 335 in this embodiment are all driving cylinders, and the movement of each component is driven by the expansion and contraction of the piston shaft of the driving cylinder.

Specifically, the angle between the end face of the first push block 334 facing the connecting piece 200 and the bottom face is 45 °, and the angle between the end face of the second push block 336 facing the connecting piece 200 and the bottom face is 90 °, so that after the pressure is applied to the middle portion 81 by the middle portion bending mechanism 32, the end 82 of the connecting piece 200 is tilted slightly in the center direction, and when the first push block 334 pushes and folds, the end 82 moves in the direction of the end 82 and can contact with the surface of the end 82, so that the end 82 is further folded in the center direction, and when the first push block 334 completes the folding, the second push block 336, which is 90 °, is folded in the third step, can realize the further folding of the end 82 in the center direction, and realize the form that the end 82 is 90 ° relative to the middle portion 81, and the whole connecting piece is folded, as shown in fig. 14.

Specifically, please refer to fig. 10 to 14 for different bending states.

Referring to fig. 7 to 9, in an embodiment of the present utility model, in order to ensure the bending effect of the connecting piece 200 and avoid shaking during bending of the connecting piece 2000, the bending device 30 further includes a clamping mechanism 35, where the clamping mechanism 35 is used to clamp the connecting piece 200 on the positioning fixture 31, so that the clamping mechanism 35 is provided to clamp the connecting piece 200, so as to avoid shaking of the connecting piece 200 during bending, and ensure the bending effect.

Specifically, when clamping, the clamping effect of the entire connecting piece 200 is achieved by clamping the lower connecting piece 70 located below.

Specifically, referring to fig. 8 and 9, in order to avoid damage to the connection piece 200 during the clamping process, the clamping mechanism 35 includes a fourth driving member 351, a pushing member 353, a first clamping member 354 and a first elastic member 355, where the fourth driving member 351 is configured to drive the pushing member 353 to slide in a first direction, and the pushing member 353 is configured to push the first clamping member 354 to move in a second direction and compress the first elastic member 355, so that when the output shaft of the fourth driving member 351 switches between an extended state and a contracted state, the first clamping member 354 moves in the second direction to release or clamp the connection piece 200, where the first direction and the second direction are perpendicular, so that by providing a driving force for receiving the fourth driving member 351, the pushing member 353 moves along the first direction, the pushing member 353 applies a force to the first clamping member 354, and pushes the first clamping member 354 to move in the second direction, so that the first clamping member 354 is far from the connection piece 200, and the connection piece 200 is in the released state, for example, the connection piece 200 may be released by the first material moving mechanism 12 on the positioning jig 31, or the connection piece 200 may be moved by the second material moving mechanism 52; when the output shaft of the fourth driving member 351 retracts, under the action of the elastic force of the first elastic member 355, the first clamping member 354 is driven to move in the opposite direction of the second direction, namely, in the direction close to the connecting sheet 200, so as to clamp the connecting sheet 200, at this time, the first clamping member 354 is in a clamping state, the end 82 of the connecting sheet 200 is sequentially bent by adopting the first push block 334 and the second push block 336, the first clamping member 354 pushes the push member 353 to move in the opposite direction of the first direction so as to restore the original position, and the process of clamping the connecting sheet 200 has a buffering process due to the elastic force of the first elastic member 355, so that the damage to the connecting sheet 200 caused when the connecting sheet is clamped by directly applying the acting force on the first clamping member 354 is avoided.

Wherein, in order to ensure stable movement of the pushing member 353 in the first direction, the clamping mechanism 35 includes a first slide rail 352, and the pushing member 353 is slidably connected with respect to the first slide rail 352, so as to smoothly slide on the first slide rail 352 under the pushing of the fourth driving member 351.

Specifically, when the first clamping member 354 is driven to switch between the releasing state and the clamping state by the pushing member 353, the pushing member 353 has a releasing position 35323 and a clamping position 35324, the clamping mechanism 35 includes a first roller 356, the first roller 356 is disposed on the first clamping member 354, when the pushing member 353 moves in the first direction, the first roller 356 is used to switch between the releasing position 35323 and the clamping position 35324 so as to release or clamp the connecting piece 200 by the first clamping member 354, so that by providing the first roller 356 and the pushing member 353 to cooperate, friction between the pushing member 353 when moving in the first direction and the first clamping member 354 is reduced, and when the pushing member 353 moves in the first direction, the pushing member 353 cooperates with the first roller 356 to drive the first clamping member 354 to move in the second direction, so as to switch the first clamping member 354 between the releasing state and the clamping state, and avoid direct contact between the pushing member 353 and the first clamping member 354, which are hard and cooperate with each other, and abrasion is easy to occur.

Specifically, the pushing member 353 in the present embodiment includes a holding block 3531 and an engaging block 3532 provided on the holding block 3531, the holding block 3531 is configured to engage with the fourth driving member 351 for receiving the driving force from the fourth driving member 351, the engaging block 3532 is configured to engage with the first roller 356 to apply a force to the first roller 356, and the engaging block 3532 has a releasing position 35323 and a clamping position 35324. Specifically, the mating block 3532 includes a first segment 35321 and a second segment 35322, the first segment 35321 faces the fourth driving member 351, the first segment 35321 has a width in the second direction that is greater than a width of the second segment 35322 in the second direction, the second segment 35322 corresponds to the clamping position 35324, the first segment 35321 corresponds to the clamping position 35324, and when the first roller 356 is in the second segment 35322, i.e., in the clamping position 35324, the first clamping member 354 is closer to the connecting piece, so that the clamping of the connecting piece 200 can be achieved; the pushing member 353 moves along the first slide rail 352 in the first direction under the driving of the fourth driving member 351, and the first roller moves from the second segment 35322 to the first segment 35321, i.e., the wider first segment 35321 drives the first clamping member 354 in the second direction away from the connecting piece 200, thereby releasing the connecting piece 200.

Referring to fig. 9, in one embodiment of the present utility model, in order to ensure the service life of the pushing member 353, the clamping mechanism 35 further includes a second roller 357, where the second roller 357 is disposed on a side of the pushing member 353 facing the fourth driving member 351 and is used for receiving the pushing force from the fourth driving member 351, so that by disposing the second roller 357 on the pushing member 353 to receive the pushing force from the fourth driving member 351, the pushing member 351 can roll relatively to the fourth driving member 351, so as to avoid the pushing member 353 directly contacting the fourth driving member 351, and wear the pushing member 353 due to hard friction, thereby shortening the service life of the pushing member 353; meanwhile, the second roller 357 is adopted, so that the second roller 357 can be conveniently detached and replaced after being worn out when being matched with the fourth driving piece 351 for a long time.

In addition, referring to fig. 9, in order to ensure further clamping of the connecting piece 200, the clamping mechanism 35 further includes a second clamping member 358 and a second elastic member 359, where the second clamping member 358 is connected to the pushing member 353, so that the second clamping member 358 is driven by the fourth driving member 351 to move in a first direction to compress the second elastic member 359, so that when the output shaft of the fourth driving member 351 switches between the extended state and the contracted state, the first clamping member 354 moves along the first direction and can move away from or close to the connecting piece 200 to loosen or clamp the connecting piece 200, so that the movement direction of the second clamping member 358 and the movement direction of the first clamping member 354 are perpendicular, and thus the first clamping member 354 and the second clamping member 358 can clamp both sides of the connecting piece 200, and then cooperate with the protrusions 313 on the positioning plate 312, so as to realize clamping of the connecting piece 200, thereby avoiding shaking of the connecting piece 200 during the stressing process; meanwhile, as the second elastic piece 359 is arranged, the second elastic piece 359 has elastic force, and a buffering process is provided in the process of clamping the connecting piece 200, so that the connecting piece 200 is prevented from being damaged when the acting force is directly exerted on the second clamping piece 358 to clamp the connecting piece 200.

In this embodiment, the second clamping member 358 is located at one side of the end bending mechanism 33, so as to avoid blocking the movement of the first push block 334 and the second push block 336, and the second clamping member 358 is provided with a avoiding groove 3581, so that when the first push block 334 or the second push block 336 moves towards the direction of the connecting piece 200, the avoiding groove 3581 can avoid, and the first push block 334 or the second push block 336 can slide in the avoiding groove 3581.

Specifically, two connecting pieces 200 can be positioned simultaneously corresponding to the positioning jig 31, two separated avoiding grooves 3581 are formed in the second clamping piece 358 in the embodiment, and each avoiding groove 3581 is respectively corresponding to one pushing block for avoiding.

In summary, the use process of the connecting piece bending device 100 in this embodiment is as follows: the connection piece 200 is placed in the workbin 23 manually, the connection piece 200 is sucked by the first suction nozzle 123 in the first material moving mechanism 12, the connection piece 200 is transported to the positioning jig 31 under the transportation of the first conveying mechanism 11, the connection piece 200 is clamped through the clamping mechanism 35, the middle part 81 of the connection piece 200 is pressed by the middle bending mechanism 32, the end 82 of the connection piece 200 is initially bent, the end 82 of the connection piece 200 is sequentially bent through the first pushing block 334 and the second pushing block 336 in the end bending mechanism 33, the bending effect of the connection piece 200 is achieved, after the connection piece 200 is bent, the connection piece 200 is transported to the lower part of the visual detection device 40 through the second conveying mechanism 34, the connection piece 200 is loosened through the clamping mechanism 35 after the visual detection is completed, and the connection piece 200 after the bending is clamped and transferred to the next procedure through the second material transporting device 50.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (15)

1. Connection piece equipment of bending, its characterized in that includes:

the first material conveying device is used for conveying the connecting sheet to be bent;

the feeding device is arranged on one side of the first material conveying device and is used for providing a connecting sheet to be bent for the first material conveying device;

the bending device is arranged on one side of the first material conveying device and comprises a positioning jig, a middle bending mechanism and an end bending mechanism, wherein the positioning jig is used for supporting and positioning a connecting sheet conveyed by the first material conveying device, the middle bending mechanism is used for applying pressure to the middle of the connecting sheet on the positioning jig so that the end part of the connecting sheet is initially bent in the center direction of the connecting sheet, and the end bending mechanism is used for applying pressure to the end part of the connecting sheet which is initially bent so that the end part of the connecting sheet is re-bent in the center direction of the connecting sheet.

2. The bending equipment for connecting sheets according to claim 1, wherein the first material transporting device comprises a first conveying mechanism and a first material moving mechanism arranged on the first conveying mechanism in a sliding manner, the material feeding device and the bending device are respectively arranged at two ends of the first conveying mechanism in the conveying direction, and the first material moving mechanism is used for transferring the connecting sheets to be bent to the positioning jig.

3. The web bending apparatus of claim 1, further comprising a vision inspection device and a second conveyor mechanism, wherein the positioning jig and the end bending mechanism are both slidably connected to the second conveyor mechanism, and the second conveyor mechanism is configured to convey the web after bending to a position below the vision inspection device for inspection.

4. The web bending apparatus of claim 1, further comprising a second material handling device parallel to the first material handling device for removing the web after bending from the positioning jig.

5. The web bending apparatus of claim 1, wherein the middle bending mechanism includes a first drive member, a mounting bracket, and an extrusion block mounted to the mounting bracket and extending in a vertical direction, the first drive member being coupled to the mounting bracket for driving the extrusion block to move in the vertical direction to apply pressure to the middle of the web.

6. The bending apparatus according to claim 1, wherein the bending device comprises two end bending mechanisms provided on opposite sides of the positioning jig for bending both ends of the connecting piece at the same time.

7. The web bending apparatus of claim 1, wherein the end bending mechanism includes a second drive member, a pusher mount and a first pusher, the first pusher being mounted to the pusher mount and extending in a horizontal direction, the second drive member being coupled to the pusher mount for driving the first pusher to move in a horizontal direction to apply pressure to the end of the web.

8. The web bending apparatus of claim 7, wherein the end bending mechanism further comprises a third driving member and a second pusher, the second pusher being connected to the pusher mounting frame and extending in a horizontal direction and being spaced apart from the first pusher for re-bending the web after bending the first pusher, the third driving member being connected to the second driving member for driving the first pusher, the second pusher, the pusher mounting frame and the second driving member to move in a direction perpendicular to an axis of the second driving member;

the included angle between the bottom surface of the first push block and the end surface facing one side of the connecting sheet is smaller than the included angle between the bottom surface of the second push block and the end surface facing one side of the connecting sheet.

9. The web bending apparatus according to claim 8, wherein an angle between a bottom surface of the first pusher and an end surface of a side facing the web is 45 ° and an angle between a bottom surface of the second pusher and an end surface of a side facing the web is 90 °.

10. The web bending apparatus of claim 8, wherein the bending device further comprises a clamping mechanism for clamping the web on the positioning jig.

11. The web bending apparatus according to claim 10, wherein the clamping mechanism includes a fourth drive member for driving the push member to slide in a first direction, a push member for pushing the first clamp member to move in a second direction and compressing the first elastic member so that the first clamp member can move in the second direction to unclamp or clamp the web when the output shaft of the fourth drive member is switched between the extended state and the contracted state.

12. The web bending apparatus according to claim 11, wherein the clamping mechanism includes a first roller disposed on the first clamping member, the pusher member having a release position and a clamping position, the first roller being configured to switch between the release position and the clamping position when the pusher member is moved in the first direction to enable the first clamping member to release or clamp the web.

13. The web bending apparatus according to claim 11, wherein the clamping mechanism further comprises a second roller disposed on a side of the pushing member facing the fourth driving member for receiving the pushing force from the fourth driving member.

14. The web bending apparatus according to claim 11, wherein the clamping mechanism further comprises a second clamping member and a second resilient member, the second clamping member being connected to the pushing member for movement in the first direction under the drive of the fourth driving member to compress the second resilient member, the first clamping member being movable in the first direction to release or clamp the web when the output shaft of the fourth driving member is switched between the extended state and the contracted state.

15. The web bending apparatus of claim 14, wherein the second clamping member is provided with a relief groove for relief of the first push block and the second push block.

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