CN219610498U - Automatic upper cover mounting equipment of battery cell module - Google Patents

Abstract

The utility model discloses automatic upper cover mounting equipment of a battery cell module, which is used for realizing automatic assembly of the upper cover of the battery cell module, and comprises a first bending part, a second bending part and a transferring part, wherein the first bending part is configured to bend a wide folded edge of a sheet metal straight plate; the transfer part is configured to transfer the sheet metal straight plate after the wide folding edge is folded to the second folding part, and is further configured to enable the wide folding edge of the sheet metal straight plate to form a shape capable of being vertically inserted into the battery cell module when the sheet metal straight plate is transferred; the second bending part comprises a first bearing component and a long-side bending mechanism, the first bearing component is configured to bear the cell module of the upper cover to be installed, and the long-side bending mechanism is configured to bend the long folded edge of the sheet metal straight plate. The automatic upper cover mounting equipment for the battery cell module realizes automatic forming and assembly of the upper cover of the battery cell module, greatly improves the upper cover assembly efficiency of the battery cell module, saves labor, and improves the accuracy of upper cover mounting.

Description

Automatic upper cover mounting equipment of battery cell module

Technical Field

The utility model belongs to the field of lithium battery production, and particularly relates to upper cover automatic installation equipment of a battery cell module.

Background

The battery module can be understood as an intermediate product of a battery core and a pack formed by combining lithium ion battery cores in a serial-parallel connection mode and adding a single battery monitoring and managing device, and the structure of the battery module must have supporting, fixing and protecting effects on the battery core. In the prior art, a soft-package lithium battery is generally arranged in a metal plate shell, and the metal plate shell is well combined and flattened, so that the supporting, fixing and protecting functions of the battery cell are realized. Traditional sheet metal shell closes shell mode is in advance with the sheet metal shell after bending the plastic, the manual work is installed the sheet metal shell on soft packet of lithium cell.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an existing upper cover for a battery cell module, the upper cover includes a cover body 10, a long folded edge 11 and a wide folded edge 12, raw materials are straight plates, referring to fig. 2, fig. 2 is a schematic structural diagram of a conventional sheet metal straight plate for a battery cell module, a film 14 is attached to a lower surface of the sheet metal straight plate 13, two wide folded edges 12 to be folded protrude from two sides of the sheet metal straight plate 13 in a width direction respectively, and one end of the film 11 is flush with the wide folded edge 12, so that the film 14 is partially exposed out of the sheet metal straight plate 13, so that a film can be torn subsequently. The long folded edge and the wide folded edge to be folded on the sheet metal straight plate 13 are folded to form an upper cover. When the upper cover is assembled, the wide folded edge 12 of the upper cover needs to be clamped and embedded into the lower cover of the battery cell module, and because of the interference of the long folded edge 11 on the upper cover, the wide folded edge 12 of the upper cover is difficult to clamp and embed in place by the automation equipment, so that the upper cover is finally required to be installed on the battery cell module by manpower, and the problems of complex operation and low production efficiency exist.

Disclosure of Invention

The utility model aims to provide automatic upper cover mounting equipment for a battery cell module, which solves the problems of complicated operation and low production efficiency caused by manual assembly of an upper cover of the battery cell module in the prior art.

To achieve the purpose, the utility model adopts the following technical scheme:

an automatic upper cover mounting device of a battery cell module comprises a first bending part, a second bending part and a transferring part, wherein,

the first bending part is configured to bend the wide folded edge of the sheet metal straight plate;

the transfer part is configured to transfer the sheet metal straight plate after the wide folding edge is folded to the second folding part, and is further configured to enable the wide folding edge of the sheet metal straight plate to form a shape capable of being vertically inserted into the battery cell module when the sheet metal straight plate is transferred;

the second bending part comprises a first bearing component and a long-side bending mechanism, the first bearing component is configured to bear the cell module of the upper cover to be installed, and the long-side bending mechanism is configured to bend the long folded edge of the sheet metal straight plate.

The wide hem of the panel beating straight plate is bent through first bending portion, the panel beating straight plate after bending the wide hem is transported to the second bending portion through transporting the portion, and the wide hem after bending the panel beating straight plate forms the shape that can vertically insert electric core module through transporting the portion simultaneously, bends the long hem of the panel beating straight plate through the second bending portion. Can realize bending the panel beating straight plate automatically and form the upper cover to install the upper cover on the electric core module, improved electric core module's upper cover assembly efficiency greatly, use manpower sparingly, can guarantee simultaneously that wide hem can correctly install on electric core module, improved the installation accuracy.

In some embodiments, the transfer portion includes a transfer driving device, a pickup device and a limiting assembly, the pickup device is mounted at a driving end of the transfer driving device, the pickup device is configured to pick up the sheet metal straight plate, and the limiting assembly includes two groups of limiting mechanisms disposed at two sides of the pickup device in a width direction; each group of limiting mechanism comprises a limiting plate and a limiting driving device, the fixed end of the limiting driving device is arranged on the pickup device, the movable end of the limiting driving device is connected with the limiting plate, and the limiting driving device drives the limiting plate to limit the wide folded edge of the sheet metal straight plate to a shape capable of being vertically inserted into the battery cell module.

The sheet metal straight plate is picked up through the pick-up device, and meanwhile, the limit assembly limits the bent wide folded edge of the sheet metal straight plate to a shape capable of being vertically inserted into the battery cell module. Not only realized the automatic transportation of panel beating straight board, the position of wide hem can be restricted to limit subassembly simultaneously to the wide hem after bending is to the shape that can vertically insert the electric core module. The transfer part is simple in structure and has the functions of picking up, transferring and limiting.

In some embodiments, the limiting plate abuts against the side wall of the wide flange of the sheet metal straight plate to form an outwards inclined 95-degree included angle with the pickup device.

Through forming the lateral wall of the wide hem of panel beating straight plate and pick-up device and outwards inclining 95 contained angles, can guarantee when the upper cover assembly, wide hem can insert smoothly in the clearance of lower cover and spare part of electric core module.

In some embodiments, the first bending part comprises a second bearing component and two sets of broadside bending mechanisms, and the two sets of broadside bending mechanisms are respectively positioned at two sides of the width direction of the second bearing component so as to bend two broadside edges of the sheet metal straight plate; the second bearing assembly comprises a bearing piece and a lifting driving piece, the lifting driving piece drives the bearing piece to lift, and the sheet metal straight plate is placed on the bearing piece; each broadside bending mechanism comprises an end face pushing plate and a driving assembly, the driving assembly is configured to drive the end face pushing plate to reciprocate along the length direction of the bearing piece, bending forming grooves are formed in one side, close to the metal plate straight plate, of the end face pushing plate, forming bosses are respectively arranged at two end faces of the length direction of the bearing piece, and the forming bosses are matched with the bending forming grooves to compress and bend the wide folded edges of the metal plate straight plate.

Through setting up two sets of broadside mechanism of bending, every broadside mechanism of bending passes through the cooperation of carrier and terminal surface push pedal, can realize simultaneously automatic bending to two wide hem of panel beating straight board, and overall structure is simple, compact, with low costs, and bending efficiency is high, and the operation is reliable and stable.

In some embodiments, each set of broadside bending mechanism further comprises an end face pressing plate positioned outside the end face pushing plate, and a floating pressing head is arranged on the end face pressing plate and is configured to press the broad folds of the sheet metal straight plate into the bending forming grooves.

Through setting up the terminal surface clamp plate, set up the pressure head that floats on the terminal surface clamp plate, when bending, the wide hem is bent certain angle downwards under the oppression of pressure head that floats to make the edge of wide hem be in the shaping inslot of bending of terminal surface push pedal, be convenient for bend the wide hem of the straight board of panel beating, can avoid wide hem and terminal surface clamp plate hard contact moreover, prevent the straight board deformation of panel beating.

In some embodiments, the end face push plate and the end face pressing plate are connected through an elastic component, the broadside bending mechanism further comprises a positioning assembly, the positioning assembly comprises positioning push blocks arranged at two ends of the end face pressing plate in the length direction, and the positioning push blocks are configured to abut against the portions, located on two sides of the broadside of the broad folding edge, of the sheet metal straight plate; the positioning assembly further comprises long-side positioning plates arranged on two sides of the length direction of the bearing piece, and the distance between the two opposite long-side positioning plates is the same as the width of the metal plate straight plate.

The end face push plate and the end face pressing plate are relatively fixed through the elastic component, and the metal plate straight plate is positioned through the positioning component, so that the position accuracy of the metal plate straight plate during bending is guaranteed.

In some embodiments, the number of the long-side bending mechanisms is two, the two long-side bending mechanisms are respectively installed at two sides of the first bearing assembly, each long-side bending mechanism comprises a plurality of bending parts, a first driving part and a second driving part, the bending parts are staggered with the protruding tabs on the battery cell module, the first driving part is configured to drive the bending parts to synchronously lift, and the second driving part is configured to drive the bending parts to synchronously approach or separate from the battery cell module; when the first driving piece drives the bending part to descend, the second driving piece drives the bending part to be close to the battery cell module and bend the long folded edge of the sheet metal straight plate.

Through putting two sets of long limit bending mechanisms, every long limit bending mechanism of set is through the cooperation of a plurality of parts of bending, first driving piece and second driving piece, can realize simultaneously automatic bending to two long hem of panel beating straight board, and bending efficiency is high, operation is reliable and stable.

In some embodiments, the folding members employ rotatable rollers.

The long hem of panel beating straight slab is bent through the running roller of but the rotation, has realized adopting the long hem of roll extrusion mode with the panel beating straight slab to bend, has reduced the area of contact of bending part and long hem, and the damage that probably causes long hem when greatly reduced bending, simple structure easily realizes with low costs.

In some embodiments, the second bending portion further comprises a shaping component configured to shape the long folded edge of the sheet metal straight plate after bending; the shaping assembly comprises a moving seat, a shaping driving device, a flattening device and a shaping device, wherein the flattening device and the shaping device are installed on the moving seat, the shaping driving device is configured to drive the moving seat to reciprocate along the length direction of the first bearing assembly, the flattening device is arranged above the first bearing assembly, the shaping device is arranged on two sides of the length direction of the first bearing assembly, the flattening device is configured to compress the sheet metal straight plate on the battery cell module, and the shaping device is configured to compress long folds of the sheet metal straight plate from two sides.

Through setting up plastic subassembly, can compress tightly the upper cover on the electric core module and further plastic long hem, guaranteed that the upper cover is firmly installed on the electric core module, avoid the upper cover not hard up, improved the steadiness of installation.

In some embodiments, the first bending portion further includes a film tearing mechanism, and when the transfer portion takes away the sheet metal straight plate after the wide folding edge is bent, the film tearing mechanism peels the isolation film from the sheet metal straight plate.

Through set up the dyestripping mechanism on first bending portion, realized tearing the pad pasting from the automatic tearing on the panel beating straight board, improved dyestripping efficiency greatly, use manpower sparingly, dyestripping process and broadside process integration as an organic whole of bending simultaneously, shared same station, simplified overall structure, occupation space is little, low in production cost can improve production efficiency.

Drawings

FIG. 1 is a schematic diagram of a conventional upper cover for a battery module;

FIG. 2 is a schematic diagram of a conventional sheet metal straight plate for a battery cell module;

fig. 3 is a schematic perspective view of an automatic installation device for an upper cover of a battery cell module according to an embodiment of the present utility model;

fig. 4 is a schematic perspective view of a first bending portion according to an embodiment of the present utility model;

FIG. 5 is an enlarged partial schematic view at A in FIG. 4;

fig. 6 is a schematic perspective view of a broadside bending mechanism according to an embodiment of the present utility model;

FIG. 7 is a schematic front view of a broadside bending mechanism according to an embodiment of the present utility model;

fig. 8 is a schematic perspective view of a pickup device of a transfer section according to an embodiment of the present utility model;

fig. 9 is a schematic perspective view of a second bending portion according to an embodiment of the present utility model;

fig. 10 is a schematic perspective view of a long-side bending mechanism of a second bending portion according to an embodiment of the present utility model;

fig. 11 is a schematic perspective view of a shaping assembly of a second bending portion according to an embodiment of the present utility model.

The following reference numerals are included in fig. 1 to 11:

a cover body 10, a long folded edge 11, a wide folded edge 12, a metal plate straight plate 13 and a film 14;

the first bending part 20, the second bearing component 200, the bearing component 2000, the lifting driving component 2001, the forming boss 2002, the broadside bending mechanism 201, the end face push plate 2010, the bending forming groove 2011, the end face pressing plate 2012, the floating pressing head 2013, the elastic component 2014, the positioning push block 2015, the long side positioning plate 2016, the first cylinder 2017, the second cylinder 2018, the film tearing mechanism 202, the film pressing driving component 2020, the film pressing component 2021, the main limiting block 2022 and the auxiliary limiting block 2023;

second bending portion 21, first carrying unit 210, long-side bending mechanism 211, bending member 2110, first driving element 2111, second driving element 2112, shaping unit 212, moving seat 2120, shaping driving device 2121, lifting driving device 2122, flattening wheel 2123, traversing driving device 2124, shaping wheel 2125;

a transfer unit 22, a transfer drive unit 220, a pickup unit 221, a stopper 222, and a stopper drive unit 223;

a cell module 30;

a storage portion 40.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Traditional metal plate shell closing mode for battery cell module is to bend and reshape the metal plate straight plate in advance and then to install the metal plate shell on the soft package lithium battery. In the prior art, the wide folded edge of the upper cover is difficult to clamp and embed in place by the automation equipment, so that the upper cover is finally required to be installed on the battery cell module by manpower, and the problems of complex operation and low production efficiency exist.

Therefore, the utility model provides an automatic installation device for an upper cover of a battery cell module, as shown in fig. 3, and the automatic installation device for an upper cover of a battery cell module provided by the embodiment of the utility model is used for automatic installation of an upper cover of a battery cell module, the automatic installation device for an upper cover of a battery cell module comprises a first bending part 20, a second bending part 21 and a transferring part 22, wherein the first bending part 20 is configured to bend a wide folded edge of a sheet metal straight plate 13; the transferring part 22 is configured to transfer the sheet metal straight plate 13 after the wide folding edge is folded to the second folding part 21, and the transferring part 22 is further configured to enable the wide folding edge of the sheet metal straight plate 13 to form a shape capable of being vertically inserted into the cell module 30 when the sheet metal straight plate 13 is transferred; the second bending portion 21 includes a first carrying component 210 and a long-side bending mechanism 211, the first carrying component 210 is configured to carry the cell module 30 to be mounted with the upper cover, and the long-side bending mechanism 211 is configured to bend the long folded edge of the sheet metal straight plate 13.

It can be seen that the first bending portion 20 can automatically bend the wide edge of the metal plate straight plate 13, the transferring portion 22 can automatically transfer the metal plate straight plate 13 after bending the wide edge to the second bending portion 21, and meanwhile, the wide edge after bending the metal plate straight plate 13 can be formed into a shape capable of being vertically inserted into the battery cell module, and the second bending portion 21 can automatically bend the long edge of the metal plate straight plate 13. The automatic bending of the metal plate straight plate 13 to form the upper cover is realized, the upper cover is mounted on the cell module 30, the upper cover assembly efficiency of the cell module is greatly improved, labor is saved, meanwhile, the wide folded edge can be ensured to be correctly mounted on the cell module 30, and the mounting accuracy is improved.

Optionally, the automatic upper cover mounting device of the battery cell module further includes a storage portion 40, the storage portion 40 is provided with at least two storage mechanisms, the storage mechanisms are configured to stack and store the plurality of sheet metal straight plates 13, and the transferring portion 22 is further configured to transfer the sheet metal straight plates 13 in the storage mechanisms to the first bending portion 21.

It can be seen that, through setting up the storage portion 40 that includes two at least storage mechanisms, when one storage mechanism feed, another storage mechanism can continue the feed, can satisfy the incessant material loading of equipment, can realize the automatic feeding of panel beating straight slab 13 through first portion 21 that bends.

Referring to fig. 3 and 8, optionally, the transferring portion 22 includes a transferring driving device 220, a pickup device 221, and a limiting assembly, where the pickup device 221 is installed at a driving end of the transferring driving device 220, the pickup device 221 is configured to pick up the sheet metal straight plate 13, and the limiting assembly includes two groups of limiting mechanisms disposed at two sides of the pickup device 221 in a width direction; each group of limiting mechanisms comprises a limiting plate 222 and a limiting driving device 223, the fixed end of the limiting driving device 223 is mounted on the pickup device 221, the movable end of the limiting driving device 223 is connected with the limiting plate 222, and the limiting driving device 223 drives the limiting plate 222 to limit the wide folding edge of the sheet metal straight plate 13 to be in a shape capable of being vertically inserted into the cell module 30. Preferably, the transfer driving device 220 adopts a manipulator, the pickup device 221 adopts an adsorption plate with an adsorption function, and the limit driving device 223 adopts an air cylinder.

It can be seen that the pickup device 221 picks up the sheet metal straight plate 13, the transfer driving device 220 drives the pickup device 221 to move, so as to transfer the sheet metal straight plate 13 from the storage portion 40 to the first bending portion 21 for wide folding bending, and transfer the sheet metal straight plate 13 after wide folding bending from the first bending portion 21 to the second bending portion 21 for long folding bending, and meanwhile, when transferring the sheet metal straight plate 13 after wide folding bending, the limit plate 222 and the limit driving device 223 cooperate to limit the bent wide folding to a shape capable of being vertically inserted into the cell module 30. A transfer part 22 having a simple structure and having both pick-up, transfer and limit functions is provided.

Optionally, the limiting plate 222 abuts against the side wall of the wide folded edge of the sheet metal straight plate 13 to form an outwards inclined 95-degree included angle with the pickup device 221. The wide folded edge can be smoothly inserted into the gap between the lower cover and the parts of the cell module 30 when the upper cover is assembled.

Referring to fig. 3 to 7, the first bending portion 20 includes a second carrying component 200 and two sets of broadside bending mechanisms 201, and the two sets of broadside bending mechanisms 201 are respectively located at two sides of the second carrying component 200 in the width direction so as to bend two broadside edges of the sheet metal straight plate 13; the second bearing assembly 200 comprises a bearing piece 2000 and a lifting driving piece 2001, the lifting driving piece 2001 drives the bearing piece 2000 to lift, the sheet metal straight plate 13 is placed on the bearing piece 2000, each set of broadside bending mechanism 201 comprises an end face push plate 2010 and a driving assembly, the driving assembly is configured to drive the end face push plate 2010 to reciprocate along the length direction of the bearing piece 2000, a bending forming groove 2011 is formed in one side, close to the sheet metal straight plate 13, of the end face push plate 2010, forming bosses 2002 are respectively arranged at two end faces of the length direction of the bearing piece 2000, and the forming bosses 2002 are matched with the bending forming grooves 2011 to compress and bend the wide folded edges of the sheet metal straight plate 13.

It can be seen that the lifting of the sheet metal straight plate 13 can be achieved by lifting the carrier 2000 by the lifting driving member 2001, and the automatic bending of the wide folded edge of the sheet metal straight plate 13 can be achieved by matching the forming boss 2002 with the bending forming groove 2011.

Optionally, each set of broadside bending mechanism 201 further includes an end face pressing plate 2012 located outside the end face pushing plate 2010, and a floating pressing head 2013 is disposed on the end face pressing plate 2012, where the floating pressing head 2013 is configured to press the broad flange of the sheet metal straight plate 13 into the bending forming groove 2011.

It can be seen that, through setting up the end face clamp plate 2012 for after lift driver 2001 will bear 2000 and panel beating straight plate 13 lifting, the wide hem of panel beating straight plate 13 can butt float pressure head 2013, and the certain angle of bending downwards under the oppression of float pressure head 2013, so that the edge of the wide hem of panel beating straight plate 13 is in the shaping groove 2011 of bending of end face push pedal 2010, be convenient for bend the wide hem of panel beating straight plate 13, the wide hem of panel beating straight plate 13 and the hard contact of end face clamp plate 2012 can be avoided in the setting of float pressure head 2013, prevent panel beating straight plate 13 deformation.

Optionally, the end face push plate 2010 and the end face press plate 2012 are connected by an elastic component 2014, the broadside bending mechanism 201 further comprises a positioning assembly, the positioning assembly comprises positioning push blocks 2015 installed at two ends of the end face press plate in the length direction, and the positioning push blocks 2015 are configured to abut against the broadside of the sheet metal straight plate 13 at two sides of the broadside edge; the positioning assembly further comprises long-side positioning plates 2016 installed on two sides of the carrier 2000 in the length direction, the distance between the two opposite long-side positioning plates 2016 is the same as the width of the sheet metal straight plate 13, and preferably, the elastic members 2014 adopt coil springs.

Specifically, a linear guide rail is fixed on the carrier 2000 along the length direction thereof, the end face push plate 2010 and the end face pressing plate 2012 are both slidably mounted on the linear guide rail through a sliding block, the driving assembly includes a first cylinder 2017 and a second cylinder 2018, the fixed end of the first cylinder 2017 is fixed on the carrier 2000, the fixed end of the second cylinder 2018 is fixed on the end face push plate 2010, and the driving end of the first cylinder 2017 is fixedly connected with the driving end of the second cylinder 2018. When the movable end of the first cylinder 2017 extends out, the end face push plate 2010 and the end face press plate 2012 are driven to synchronously slide; when the movable end of the first cylinder 2017 is contracted, the end face push plate 2010 and the end face press plate 2012 are slid synchronously due to the restriction of the elastic member 2014. When the movable end of the second cylinder 2018 extends out, the end face push plate 2010 and the end face press plate 2012 are driven to synchronously slide; when the movable end of the second cylinder 2018 contracts, if the positioning push block 2015 abuts against the carrier 2000 at this time, the end face push plate 2010 slides alone.

The specific broadside bending procedure of the broadside bending mechanism 201 provided in this embodiment includes the following steps:

s1, a positioning assembly positions a metal plate straight plate 13 on a bearing piece 2000, and the wide edge of the metal plate straight plate 13 is abutted against a positioning push block 2015;

s2, the lifting driving piece 2001 drives the bearing piece 2000 and the metal plate straight plate 13 to lift to a certain height, and the wide folded edge of the metal plate straight plate 13 can be abutted against the floating pressure head 2013 and bent downwards by a certain angle under the pressure of the floating pressure head 2013, so that the edge of the wide folded edge of the metal plate straight plate 13 is positioned in the bending forming groove 2011 of the end face push plate 2010;

s3, the lifting driving part 2001 drives the bearing part 2000 and the sheet metal straight plate 13 to descend by a certain height, so that the upper surface of the wide folded edge of the sheet metal straight plate 13 is slightly lower than the groove top of the bending forming groove 2011, the driving end of the second cylinder 2018 contracts, and since the positioning push block 2015 on the end face pressing plate 2012 abuts against the bearing part 2000, the end face pressing plate 2012 cannot move along with the end face pressing plate 2010, only the end face pressing plate 2010 is close to the bearing part 2000, so that the sheet metal straight plate 13 is bent in the bending forming groove 2011, and the wide folded edge of the sheet metal straight plate 13 is bent.

Referring to fig. 9 and 10, the number of the long-side bending mechanisms 211 is two, the two sets of long-side bending mechanisms 211 are respectively installed at two sides of the first bearing assembly 210, each set of long-side bending mechanisms 211 comprises a plurality of bending components 2110, a first driving piece 2111 and a second driving piece 2112, the plurality of bending components 2110 are staggered with the protruding tabs on the cell module 30, the first driving piece 2111 is configured to drive the plurality of bending components 2110 to synchronously lift, and the second driving piece 2112 is configured to drive the plurality of bending components 2110 to synchronously approach or separate from the cell module 30; when the first driving part 2111 drives the bending part 2110 to descend, the second driving part 2112 drives the bending part 2110 to be close to the cell module 30 and bend the long folded edge of the metal plate straight plate 13, or the second driving part 2112 drives the bending parts 2110 to be close to the cell module 30, so that the bending parts 2110 are positioned right above the long folded edge of the metal plate straight plate 13, the first driving part 2111 drives the bending parts 2110 to descend again, and the long folded edge of the metal plate straight plate 13 is bent through the bending parts 2110.

It can be seen that, through arranging two sets of long-side bending mechanisms 211, each set of long-side bending mechanism 211 can realize simultaneously automatic bending of two long folds of the sheet metal straight plate 13 through the cooperation of a plurality of bending components 2110, a first driving piece 2111 and a second driving piece 2112, and the bending efficiency is high, and the operation is stable and reliable.

The specific long-side bending procedure of the long-side bending mechanism 211 provided in this embodiment includes the following steps:

s1, a transfer driving device 220 drives a pickup device 221 to pick up the metal plate straight plate 13 after wide folding bending, and transfers the metal plate straight plate 13 to a second bending part 21 to embed the wide folding edge of the metal plate straight plate 13 after wide folding bending into a lower cover of the cell module 30;

s2, the first driving piece 2111 and the second driving piece 2112 drive the bending parts 2110 to move, so that the bending parts 2110 are positioned outside two sides above the cell module 30;

s3, the second driving piece 2112 drives the bending parts 2110 to approach the cell module 30, so that the bending parts 2110 are positioned right above the long folded edge of the sheet metal straight plate 13,

s4, the first driving piece 2111 drives the bending parts 2110 to descend, and the long folded edges of the sheet metal straight plate 13 are bent through the bending parts 2110.

Referring to fig. 3, 9 and 11, optionally, the second bending portion 21 further includes a shaping component 212, where the shaping component 212 is configured to shape the long folded edge of the sheet metal straight plate 13 after bending; shaping assembly 212 includes a movable base 2120, a shaping driving device 2121, a flattening device and a shaping device, wherein the flattening device and the shaping device are mounted on the movable base 2120, the shaping driving device 2121 is configured to drive the movable base 2120 to reciprocate along the length direction of the first bearing assembly 210, the flattening device is disposed above the first bearing assembly 210, the shaping device is disposed on two sides of the length direction of the first bearing assembly 210, the flattening device is configured to press the sheet metal straight plate 13 on the core die set 30, and the shaping device is configured to press long folded edges of the sheet metal straight plate 13 from two sides.

Preferably, the flattening device comprises a lifting driving device 2122 and a flattening wheel 2123, wherein a fixed end of the lifting driving device 2122 is mounted on the movable seat 2120, a driving end of the lifting driving device 2122 is connected with the flattening wheel 2123, the lifting driving device 2122 drives the flattening wheel 2123 to lift relative to the cell module 30, the shaping device comprises a traversing driving device 2124 and a shaping wheel 2125, the fixed end of the traversing driving device 2124 is mounted on the movable seat 2120, a driving end of the traversing driving device 2124 is connected with the shaping wheel 2125, and the traversing driving device 2124 drives the shaping wheel 2125 to be close to or far away from the cell module 30.

It can be seen that, through setting up plastic subassembly 212, can compress tightly the upper cover on electric core module 30 and further plastic long hem, guaranteed that the upper cover is firmly installed on electric core module, avoid the upper cover not hard up, improved the steadiness of installation.

The shaping component 212 provided in this embodiment specifically performs the following shaping process:

s1, after the long edge bending mechanism 211 bends the long edge, the pick-up device 221 releases the upper cover and leaves, and the long edge bending mechanism 211 also leaves the battery cell module;

s2, a shaping driving device 2121 drives a movable seat 2120 to advance, a lifting driving device 2122 drives a flattening wheel 2123 to descend so that the flattening wheel 2123 descends to a position close to an upper cover, and a traversing driving device 2124 drives a shaping wheel 2125 to be close to the cell module 30 so that the shaping wheel 2125 is closely attached to a long folded edge below a bar sheet;

s3, the shaping driving device 2121 drives the movable seat 2120 to continuously move forwards, the upper cover is pressed on the cell module 30 through the flattening wheel 2123, and the long folded edge of the sheet metal straight plate 13 is shaped through the shaping wheel 2125, so that the long folded edge is deformed to be in a shape of clinging to the cell module 30.

Referring to fig. 4 and 5 again, optionally, the first bending portion further includes a film tearing mechanism 202, and when the transferring portion 22 removes the sheet metal straight plate 13 after the wide folding edge is bent, the film tearing mechanism 202 peels the film from the sheet metal straight plate 13.

Preferably, the film tearing mechanism 202 includes a film pressing driving member 2020, a film pressing member 2021, a main limiting block 2022 and an auxiliary limiting block 2023, wherein a fixed end of the film pressing driving member 2020 is mounted on the carrier 2000, a driving end of the film pressing driving member 2020 is connected with the film pressing member 2021, the main limiting block 2022 is fixed on the carrier 2000 and is located below a film sticking exposed portion of the sheet metal straight plate 13, an outer side wall of the main limiting block 2022, which is away from the carrier 2000, is provided with an inclined surface, the auxiliary limiting block 2023 is mounted on the carrier 2000, one side, which is pointed to the carrier 2000, of the auxiliary limiting block 2023 is provided with an inclined surface, a vertical section of the film pressing member 2021 in the width direction is in an inverted trapezoid shape, and the film pressing driving member 2020 drives the film pressing member 2021 to descend so that inclined surfaces on two sides of the film pressing member 2022 and the inclined surfaces of the auxiliary limiting block 2023 are respectively clung to the inclined surfaces of the main limiting block 2022 and the auxiliary limiting block 2023, so that the film sticking exposed portion of the sheet metal straight plate 13 is fixed on the carrier 2000 in a pressing manner.

It can be seen that, through the cooperation of the film pressing driving piece 2020, the film pressing piece 2021, the main limiting block 2022 and the auxiliary limiting block 2023, the exposed film sticking part of the sheet metal straight plate 13 can be pressed and fixed on the bearing piece 2000, and when the pickup device 221 transfers the sheet metal straight plate 13 after bending the wide folding edge from the first bending part 21 to the second bending part 21, the film sticking on the sheet metal straight plate can be torn off incidentally, so that the working efficiency is improved.

The specific working process of the automatic upper cover mounting equipment of the battery cell module provided by the embodiment is as follows:

s1, a transfer driving device 220 drives a pickup device 221 to pick up a sheet metal straight plate 13 from a storage part 40 and then transfer the sheet metal straight plate to a bearing piece 2000;

s2, the position of the sheet metal straight plate 13 is relatively fixed on the bearing piece 2000 through the cooperation of the positioning push block 2015 and the long-side positioning plate 2016;

s3, the wide edge bending mechanism 201 automatically bends two wide edges of the sheet metal straight plate 13;

s4, after the wide folding edge is folded, a transfer driving device 220 drives a pickup device 221 to pick up a sheet metal straight plate 13 on a bearing piece 2000, the wide folding edge of the sheet metal straight plate 13 after the wide folding edge is folded is embedded into a lower cover of a battery cell module 30 on a first bearing assembly 210, in the transfer process, a film pasting of the sheet metal straight plate 13 is automatically torn off through a film tearing mechanism 202, and the folded wide folding edge is limited to be vertically insertable into the shape of the battery cell module 30 through a limiting plate 222;

s5, the long edge bending mechanism 211 automatically bends the long edge of the sheet metal straight plate arranged in the lower cover of the cell module 30;

s6, shaping the long folded edges of the sheet metal straight plate 13 after bending through the shaping assembly 212, so that the upper cover is firmly installed on the battery cell module.

The upper cover automatic installation equipment of electricity core module that provides in this embodiment has following advantage:

1) The upper cover is automatically formed by bending the metal plate straight plate, and is automatically arranged on the battery cell module, so that the upper cover assembly efficiency of the battery cell module is greatly improved, labor is saved, the wide folded edge can be ensured to be correctly arranged on the battery cell module, and the installation accuracy is improved;

2) The film tearing process and the wide folding bending process are integrated into a whole and share the same station, so that the whole structure is simplified, the occupied space is small, the production cost is low, and the production efficiency can be improved;

3) After the long edge bending mechanism bends the long edge, the shaping assembly 212 can compress the upper cover on the battery cell module and further shape the long edge, so that the upper cover is ensured to be firmly installed on the battery cell module, the upper cover is prevented from loosening, and the installation stability is improved;

4) At least two storage mechanisms are arranged, so that uninterrupted feeding of equipment can be met.

The above embodiments merely illustrate the basic principles and features of the present utility model, and the present utility model is not limited to the above examples, but can be variously changed and modified without departing from the spirit and scope of the present utility model, which is within the scope of the present utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. The automatic upper cover mounting equipment of the battery cell module is characterized by comprising a first bending part, a second bending part and a transferring part, wherein the first bending part and the second bending part are arranged on the upper cover of the battery cell module,

the first bending part is configured to bend the wide folded edge of the sheet metal straight plate;

the transfer part is configured to transfer the sheet metal straight plate with the bent wide edge to the second bending part, and is further configured to enable the wide edge of the sheet metal straight plate to form a shape capable of being vertically inserted into the battery cell module when the sheet metal straight plate is transferred;

the second bending part comprises a first bearing component and a long-side bending mechanism, the first bearing component is configured to bear the battery cell module to be provided with the upper cover, and the long-side bending mechanism is configured to bend the long folded edge of the sheet metal straight plate.

2. The automated upper cover mounting apparatus of a battery cell module according to claim 1, wherein the transfer section includes a transfer driving device, a pickup device, and a limit assembly, the pickup device is mounted to a driving end of the transfer driving device, the pickup device is configured to pick up the sheet metal straight plate, and the limit assembly includes two sets of limit mechanisms disposed on both sides in a width direction of the pickup device;

each group of limiting mechanism comprises a limiting plate and a limiting driving device, the fixed end of the limiting driving device is mounted on the pickup device, the movable end of the limiting driving device is connected with the limiting plate, and the limiting driving device drives the limiting plate to limit the wide folded edge of the sheet metal straight plate to be in a shape capable of being vertically inserted into the battery cell module.

3. The automated upper cover mounting apparatus of the battery cell module according to claim 2, wherein the limiting plate abuts against the side wall of the wide flange of the sheet metal and forms an outwardly inclined 95 ° angle with the pickup device.

4. The automatic mounting device for an upper cover of a battery cell module according to claim 1, wherein the first bending part comprises a second bearing component and two sets of broadside bending mechanisms, and the two sets of broadside bending mechanisms are respectively positioned at two sides of the width direction of the second bearing component so as to bend two broadside edges of the sheet metal straight plate;

the second bearing assembly comprises a bearing piece and a lifting driving piece, the lifting driving piece drives the bearing piece to lift, and the sheet metal straight plate is arranged on the bearing piece;

each broadside bending mechanism comprises an end face push plate and a driving assembly, the driving assembly is configured to drive the end face push plate to reciprocate along the length direction of the bearing piece, bending forming grooves are formed in one side, close to the metal plate straight plate, of the end face push plate, forming bosses are respectively arranged on two end faces of the length direction of the bearing piece, and the forming bosses are matched with the bending forming grooves to compress and bend the broad folds of the metal plate straight plate.

5. The automated upper cover mounting apparatus of the battery cell module of claim 4, wherein each set of broadside bending mechanism further comprises an end-face pressing plate positioned outside the end-face pushing plate, a floating pressing head is arranged on the end-face pressing plate, and the floating pressing head is configured to press the broad-edge of the sheet metal straight plate into the bending forming groove.

6. The automated upper cover mounting apparatus of a battery cell module according to claim 5, wherein the end face push plate and the end face press plate are connected by an elastic component, the broadside bending mechanism further comprises a positioning assembly, the positioning assembly comprises positioning push blocks mounted at two ends of the end face press plate in the length direction, and the positioning push blocks are configured to abut against the broadside of the sheet metal straight plate at two sides of the broadside edge;

the positioning assembly further comprises long-side positioning plates arranged on two sides of the length direction of the bearing piece, and the distance between the two opposite long-side positioning plates is the same as the width of the metal plate straight plate.

7. The automatic upper cover mounting device of the battery cell module according to claim 1, wherein the number of the long-side bending mechanisms is two, the two long-side bending mechanisms are respectively mounted on two sides of the first bearing component, each long-side bending mechanism comprises a plurality of bending parts, a first driving piece and a second driving piece, the bending parts are staggered with the protruding tabs on the battery cell module, the first driving piece is configured to drive the bending parts to synchronously lift, and the second driving piece is configured to drive the bending parts to synchronously approach or separate from the battery cell module;

when the first driving piece drives the bending part to descend, the second driving piece drives the bending part to be close to the battery cell module and bend the long folded edge of the sheet metal straight plate.

8. The automated battery module cover mounting apparatus of claim 7, wherein the bending member is a rotatable roller.

9. The automated upper cover mounting apparatus of the battery cell module of claim 1, wherein the second bending portion further comprises a shaping assembly configured to shape the long folded edges of the sheet metal straight plate after bending;

the shaping assembly comprises a moving seat, a shaping driving device, a flattening device and a shaping device, wherein the flattening device and the shaping device are installed on the moving seat, the shaping driving device is configured to drive the moving seat to reciprocate along the length direction of the first bearing assembly, the flattening device is arranged above the first bearing assembly, the shaping device is arranged on two sides of the length direction of the first bearing assembly, the flattening device is configured to compress the sheet metal straight plate on the battery core module, and the shaping device is configured to compress long folds of the sheet metal straight plate from two sides.

10. The automated upper cover mounting apparatus of the battery cell module according to claim 1, wherein the first bending portion further comprises a film tearing mechanism, and when the transfer portion removes the sheet metal straight plate after the wide folding edge is bent, the film tearing mechanism peels off the isolation film from the sheet metal straight plate.