CN212277285U

CN212277285U - Opposite side pushing and swinging folding equipment

Info

Publication number: CN212277285U
Application number: CN202021590572.7U
Authority: CN
Inventors: 付鑫; 李攀攀; 钟伟; 阳如坤; 魏宏生
Original assignee: Shenzhen Geesun Intelligent Technology Co Ltd
Current assignee: Contemporary Amperex Technology Co Ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-01-01
Anticipated expiration: 2030-08-03

Abstract

The embodiment of the utility model provides a offside pushes away and keeps off folding equipment of swing relates to lithium battery manufacturing technical field, and this offside pushes away keeps off folding equipment of swing and includes pole piece feeding mechanism, impels the support, backstop support and lift pile the platform, and the lift is folded the platform and is set up the below at pole piece feeding mechanism's discharge gate, and pole piece feeding mechanism's discharge gate and lift pile and form the folding passageway that supplies the folding whereabouts of compound pole piece between the platform, impel support and backstop support activity respectively and set up the both sides at folding passageway to the dislocation set. The pushing support and the stopping support which are arranged in a staggered mode synchronously move in opposite directions and extrude the composite pole piece, so that the composite pole piece falls along the folding channel in a folding mode, a novel lamination mode is utilized, the traditional rocking type lamination mode is avoided, the whole structure is simple, the swing and vibration amplitude of the composite pole piece in the stacking process are greatly reduced, the stability is high, the inertia is small when the pole piece falls down simultaneously, the alignment degree is high, and the stacking effect is good.

Description

Opposite side pushing and swinging folding equipment

Technical Field

The utility model relates to a lithium cell makes technical field, particularly, relates to a folding equipment of offside pushing away fender swing.

Background

At present, the battery cell processing equipment of the lithium ion battery mainly comprises a winding machine and a laminating machine, and the technology of the relatively mature battery cell of the laminating machine is as follows: the mode that utilizes the manipulator to snatch the pile up to the monolithic composite piece that cuts off, the main shortcoming of this kind of mode: the lamination efficiency is too low, the cost of the mechanical arm is too high, and the structure is too complicated and huge.

In the prior art, the lamination process of the conventional lamination machine is as follows: the robot is used to stack the single composite sheets one by one, which is inefficient. The most similar realization scheme of the utility model is a method of a swaying type lamination. The swaying type action process comprises the following steps: the pole piece supplied materials enter the swing roller assembly, the swing roller drives the pole piece assembly to swing at a certain angle leftwards (rightwards), the pole piece assembly is flattened after reaching a set position, and the pole piece is cut off by the cutter when the pole piece is overlapped to a preset number in a circulating mode.

In the lamination process, in the process of swaying and laminating the composite pole piece, due to the action of inertia, a tangential force is generated on the overlapped part in the process of moving from the extreme positions of the left end and the right end to the central position, and the leveling assembly has a delayed action, so that the alignment degree of the whole battery core is influenced. Meanwhile, the mass of the swing roller assembly is large, and the swing frequency is high, so that vibration is generated, and the stability of a machine table is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an offside pushing away keeps off swing folding equipment, avoids adopting the lamination mode of swaing the formula, and its overall structure is simple, and piles up the in-process stability height, and the alignment degree is high, piles up effectually.

The embodiment of the utility model discloses a can realize like this:

in a first aspect, the embodiment of the utility model provides a offside pushing and blocking swing folding equipment, fold the platform including pole piece feeding mechanism, propulsion support, backstop support and lift, pole piece feeding mechanism is used for carrying compound pole piece, and will compound pole piece is carried downwards, the lift is folded the platform and is set up the below of pole piece feeding mechanism's discharge gate, just pole piece feeding mechanism's discharge gate with go up and down to fold and form the confession between the platform the folding passageway of whereabouts is folded to compound pole piece, go up and down to fold the platform and be used for the holding after folding the completion compound pole piece, impel the support with the backstop support moves about respectively and sets up the both sides of folding passageway to the dislocation set is used for synchronous relative motion and extrusion compound pole piece, so that compound pole piece is followed folding whereabouts of folding passageway.

In an optional implementation manner, the propelling support comprises a propelling driving part, a propelling support body and at least two propelling guide supporting parts, the propelling driving part is in transmission connection with the propelling support body and is used for pushing the propelling support body to be close to or far away from the folding channel, and the propelling guide supporting parts are arranged on the propelling support body at intervals and are used for extruding or separating from the composite pole piece under the driving of the propelling support body.

In an optional embodiment, the stopping support comprises a stopping driving part, a stopping frame body and at least two stopping guide supporting parts, the stopping driving part is in transmission connection with the stopping frame body and used for pushing the stopping frame body to be close to or far away from the folding channel, and the at least two stopping guide supporting parts are arranged on the stopping frame body at intervals and are arranged in a staggered mode with the at least two pushing guide supporting parts and used for extruding or separating from the composite pole piece under the driving of the stopping frame body.

In an optional embodiment, the number of the stop guide abutting pieces and the number of the pushing guide abutting pieces are two, the two stop guide abutting pieces are arranged at the upper end and the lower end of the stop support, the two pushing guide abutting pieces are arranged at the upper end and the lower end of the pushing support, and the interval distance between the two stop guide abutting pieces and the adjacent pushing guide abutting pieces in the vertical direction is the same.

In an optional embodiment, the opposite-side pushing and blocking swing folding device further comprises a distance detection assembly, wherein the distance detection assembly is arranged on the pushing support and/or the blocking support and is used for detecting the distance between the pushing support and/or the blocking support and the composite pole piece.

In an alternative embodiment, the ends of the stop guide abutment and the push guide abutment are provided with one-way guide roller needles.

In an alternative embodiment, the lifting folding table comprises a base and stop plates arranged at least on two sides of the base, and the stop plates and the base are enclosed to form a bearing groove, and an opening of the bearing groove faces the folding channel.

In an optional embodiment, the pole piece feeding mechanism comprises a composite cutting assembly and a turning roller set, the composite cutting assembly is used for cutting a pole piece and a diaphragm to form the composite pole piece, and the turning roller set and a discharge end of the composite cutting assembly are used for adjusting the conveying direction of the composite pole piece to the vertical direction.

In an optional embodiment, the pole piece feeding mechanism further comprises a belt pressing assembly, and the belt pressing assembly is arranged between the composite cutting assembly and the steering roller set and is used for pressing and conveying the composite pole piece.

In an optional implementation mode, a deviation rectifying roller set is further arranged below the steering roller set and used for rectifying deviation of the composite pole piece.

The utility model discloses beneficial effect includes, for example:

the embodiment of the utility model provides a folding equipment of offside pushing away fender swing, through the synchronous relative motion of propulsion support and backstop support and the compound pole piece of extrusion of dislocation set to make compound pole piece along folding whereabouts of folding passageway, utilize neotype lamination mode, avoid adopting the lamination mode of traditional formula of swaing, its overall structure is simple, and pile up the swing and the vibration range of in-process compound pole piece and reduce greatly, and stability is high, and inertia is little when whereabouts simultaneously, and the alignment degree is high, piles up effectually.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an opposite-side pushing-blocking swing folding apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of a first partial structure of an opposite-side pushing-blocking swing folding device according to an embodiment of the present invention;

fig. 3 is a second partial schematic structural view of the opposite side pushing and swinging folding device according to the embodiment of the present invention.

Icon: 100-opposite side pushing and swinging folding equipment; 110-pole piece feeding mechanism; 111-composite cropping components; 113-a set of steering rollers; 115-a belt compression assembly; 117-deviation correcting roller group; 130-a pushing support; 131-a propulsion drive; 133-pushing the frame body; 135-advancing the guide abutment; 137-one-way guide roller needle; 150-a stop bracket; 151-stop drive; 153-a stopper frame body; 155-stop guide abutment; 157-a distance detection assembly; 170-lifting and stacking platform; 171-a base; 173-a stop plate; 200-composite pole piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

As disclosed in the background art, the conventional lamination machine adopts a rocking stacking mode, and flattens the pole pieces by using an additional flattening assembly after the pole pieces are stacked to reach a set position, specifically, after the pole pieces enter a swinging roller assembly, the swinging roller drives the pole piece assembly to swing at a certain angle leftwards (rightwards), the flattening assembly flattens the pole pieces after the pole pieces reach the set position, and the pole pieces are circularly cut off by a cutter when the pole pieces are stacked to a preset number.

Adopt the lamination mode of rocking formula, because inertial effect, compound pole piece can produce tangential force to the pole piece that the below has been folded well in the lower hem in-process to make the pole piece take place the dislocation, lead to the alignment degree of whole electric core to receive the influence, simultaneously, the frequency of swing in-process is higher, causes local vibrations easily, influences the stability of board, and this alignment degree that can influence the lamination equally.

The utility model provides a folding equipment of offside pushing away fender swing has adopted a neotype lamination mode, utilizes the support to interfere the movement track of compound pole piece in advance for compound pole piece can be directly folded according to predetermined orbit, has avoided adopting the problem that the formula of swaing piled up the method and brought.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

Referring to fig. 1 and 2, the present embodiment provides an opposite-side pushing block swinging folding apparatus 100, which avoids using a rocking type lamination manner, and has a simple overall structure, high stability in the stacking process, high alignment degree, and good stacking effect.

The opposite-side pushing, blocking, swinging and folding device 100 provided in this embodiment includes a pole piece feeding mechanism 110, a pushing support 130, a blocking support 150 and a lifting and folding platform 170, where the pole piece feeding mechanism 110 is used to convey a composite pole piece 200 and convey the composite pole piece 200 downward, the lifting and folding platform 170 is disposed below a discharge port of the pole piece feeding mechanism 110, a folding channel for folding and falling of the composite pole piece 200 is formed between the discharge port of the pole piece feeding mechanism 110 and the lifting and folding platform 170, the lifting and folding platform 170 is used to accommodate the folded composite pole piece 200, and the pushing support 130 and the blocking support 150 are respectively movably disposed at two sides of the folding channel and are disposed in a staggered manner, and are used to synchronously move in opposite directions and extrude the composite pole piece 200, so that the composite pole piece 200 falls along the folding channel in.

In this embodiment, the pushing bracket 130 and the stopping bracket 150 are respectively used for extruding the two side surfaces of the composite pole piece 200, so as to apply a lateral force to the composite pole piece 200, so that the composite pole piece 200 has a tendency of forming a zigzag structure, and along with the falling of the composite pole piece 200, each part of the composite pole piece 200 is sequentially folded in zigzag and falls on the lifting and stacking table 170 under the action of gravity.

It should be noted that, in the present embodiment, the composite pole piece 200 falls down along the folding path in a folding manner, which means that the composite pole piece 200 has a zigzag folding tendency after being forced by the pushing bracket 130 and the stopping bracket 150, and falls down along the folding path under the action of gravity and is stacked on the lifting and stacking table 170.

In this embodiment, the lifting folding stage 170 includes a base 171 and a stop plate 173 disposed at least on two sides of the base 171, and the stop plate 173 and the base 171 enclose a carrying slot, and the opening of the carrying slot faces the folding channel. Specifically, the lifting folding table 170 is groove-shaped, and the folding channel extends downward to the base 171, the composite pole piece 200 falls on the base 171 along the folding channel after being stressed and folded, and meanwhile, under the stopping action of the stopping plates 173 on the two sides, the stacked composite pole piece 200 can be prevented from sliding to the two sides, and the stacking effect of the composite pole piece 200 is ensured.

The propelling support 130 comprises a propelling driving member 131, a propelling support body 133 and at least two propelling guide abutting members 135, the propelling driving member 131 is in transmission connection with the propelling support body 133 and is used for pushing the propelling support body 133 to approach or leave the folding channel, and the at least two propelling guide abutting members 135 are arranged on the propelling support body 133 at intervals and are used for extruding or separating the composite pole piece 200 under the driving of the propelling support body 133.

In this embodiment, the pushing driving element 131 is disposed on the frame on the right side of the folding channel, and specifically, the pushing driving element 131 can be a linear pushing driving element 131 such as an air cylinder, a hydraulic cylinder, or an electric push rod, and the pushing driving element 131 can drive the pushing frame 133 to move leftward along the horizontal direction, so that the pushing guide abutting element 135 abuts against the right side surface of the composite pole piece 200, and a crease is left on the surface of the composite pole piece 200.

In this embodiment, the pushing guide supporting members 135 are disposed on the pushing frame body 133 at intervals, and each pushing guide supporting member 135 is plate-shaped and has a wedge-shaped end, so that the action points of the pushing guide supporting members 135 on the composite pole piece 200 are a straight line. Specifically, the width of the advance guide receiver 135 in the front-rear direction is equivalent to the width of the composite pole piece 200 in the front-rear direction, so that the advance guide receiver 135 can leave a crease on the surface of the composite pole piece 200, which runs through the front and rear of the composite pole piece 200.

It should be noted that in this embodiment, the end of the pushing guide abutting part 135 is further provided with a one-way guide roller needle 137, and the one-way guide roller needle 137 can slow down friction between the pushing guide abutting part 135 and the composite pole piece 200, so as to prevent the pushing guide abutting part 135 from scratching the composite pole piece 200.

The stopping bracket 150 comprises a stopping driving member 151, a stopping frame body 153 and at least two stopping guide supporting members 155, the stopping driving member 151 is in transmission connection with the stopping frame body 153 and is used for pushing the stopping frame body 153 to be close to or far away from the folding channel, the at least two stopping guide supporting members 155 are arranged on the stopping frame body 153 at intervals and are staggered with the at least two pushing guide supporting members 135 and are used for extruding or separating the composite pole piece 200 under the driving of the stopping frame body 153.

In this embodiment, the stopping driving element 151 is disposed on the frame on the left side of the folding channel, and specifically, the linear pushing driving element 131 such as an air cylinder, a hydraulic cylinder, or an electric push rod can be adopted, and the pushing driving element 131 can drive the pushing frame 133 to move rightward along the horizontal direction, so that the stopping guide abutting element 155 abuts against the left side surface of the composite pole piece 200, and a crease is left on the surface of the composite pole piece 200.

In this embodiment, the stopping guide supporting members 155 are disposed on the pushing frame 133 at intervals, and each pushing guide supporting member 135 is plate-shaped and has a wedge-shaped end, so that the acting points of the stopping guide supporting members 155 on the composite pole piece 200 are a straight line. Specifically, the width of the stopper guide abutting piece 155 in the front-back direction is equivalent to the width of the composite pole piece 200 in the front-back direction, so that the stopper guide abutting piece 155 can leave a crease penetrating through the front and back of the composite pole piece 200 on the surface of the composite pole piece 200.

It should be noted that, in this embodiment, the end of the stopping guide abutting piece 155 is further provided with a one-way guide roller needle 137, and the one-way guide roller needle 137 can effectively slow down friction between the stopping guide abutting piece 155 and the composite pole piece 200, so as to prevent the stopping guide abutting piece 155 from scratching the composite pole piece 200. Specifically, in this embodiment, the unidirectional guide roller needle 137 is disposed at an end of the stopping guide abutting member 155 or the pushing guide abutting member 135 in a unidirectional rotatable manner, so as to be capable of rolling and abutting on the composite pole piece 200, thereby ensuring the falling of the composite pole piece 200.

In this embodiment, there are two stop guide abutting pieces 155 and two push guide abutting pieces 135, the two stop guide abutting pieces 155 are disposed at the upper and lower ends of the stop bracket 150, the two push guide abutting pieces 135 are disposed at the upper and lower ends of the push bracket 130, and the two stop guide abutting pieces 155 and the adjacent push guide abutting pieces 135 have the same vertical distance therebetween. Specifically, two backstop direction support pieces 155 are used on the left surface of composite pole piece 200 respectively to leave two left creases, two propulsion direction support pieces 135 are used on the right surface of composite pole piece 200 respectively to leave two right creases, two left creases and two right creases are staggered, and the surface distance between left crease and right crease is the same, can both sides align when making composite pole piece 200 fold, guarantee the alignment degree.

It should be noted that in this embodiment, the two stopping guide abutting pieces 155 and the two pushing guide abutting pieces 135 respectively disposed at two sides of the folding channel abut against the composite pole piece 200, and form a resultant force by combining the self-weight of the composite pole piece 200, so that the composite pole piece 200 deforms and has a tendency of a Z-shaped structure, and along with the falling of the composite pole piece 200, the easy operability in the stacking process is achieved.

Further, the opposite-side pushing and blocking swing folding device 100 further comprises a distance detection assembly 157, and the distance detection assembly 157 is arranged on the pushing support 130 and/or the blocking support 150 and is used for detecting the distance between the pushing support 130 and/or the blocking support 150 and the composite pole piece 200. Specifically, the pushing support 130 and the stopping support 150 are both provided with distance detecting assemblies 157, and the two distance detecting assemblies 157 are respectively arranged in the middle of the pushing support 130 and the middle of the stopping support 150, so that the positions of the bumps on the composite pole piece 200 can be detected, and the alignment accuracy of the composite pole piece 200 is determined according to the positions of the bumps, so that the movement speed and the feeding depth of the stopping guide abutting piece 155 and the pushing guide abutting piece 135 are adjusted, and the conveying speed of the composite pole piece 200 is adjusted.

Referring to fig. 3, the pole piece feeding mechanism 110 includes a composite cutting assembly 111, a turning roller set 113 and a belt pressing assembly 115, the composite cutting assembly 111 is used for cutting a pole piece and a diaphragm to form a composite pole piece 200, and the turning roller set 113 and a discharge end of the composite cutting assembly 111 are used for adjusting a conveying direction of the composite pole piece 200 to a vertical direction. A belt hold-down assembly 115 is disposed between the compound cutting assembly 111 and the turning roll set 113 for pressing and conveying the compound pole piece 200.

In this embodiment, the compound cutting assembly 111, the turning roller set 113 and the belt pressing assembly 115 are sequentially disposed on a frame (not shown) above the elevation stack table 170 in a horizontal direction, and the pushing bracket 130 and the stopping bracket 150 are disposed below the same.

In the present embodiment, the steering roller set 113 includes a small pole piece roller and a large pole piece roller, and the large pole piece roller is disposed at an angle to the outside, so that the composite pole piece 200 is adjusted from the horizontal direction to the vertical direction and is fed toward the folding channel, wherein the basic structure and the steering principle of the steering roller set 113 can refer to the existing structure of the steering roller set 113, and will not be described in detail here.

In this embodiment, the belt pressing assembly 115 comprises an upper belt and a lower belt, the upper belt and the lower belt are respectively driven by rollers to rotate, and a conveying channel is formed between the upper belt and the lower belt, so as to press the composite pole piece 200 in the conveying process.

In this embodiment, a deviation correcting roller set 117 is further disposed below the steering roller set 113, and the deviation correcting roller set 117 is used for correcting the deviation of the composite pole piece 200.

In summary, the operation principle of the apparatus 100 for folding by pushing and swinging the opposite side of the object is as follows: the composite pole piece 200 is subjected to fixed-layer number cutting through the composite cutting assembly 111 to form a composite end to be folded, then the composite end is driven and compressed by the belt compressing assembly 115, the horizontal direction is changed into the vertical direction after passing through the steering roller set 113, the composite end enters a pushing and blocking lamination station after being corrected by the correction roller set 117, namely the composite end enters a folding channel, the stop support 150 and the pushing support 130 move in the horizontal direction at the station and abut against the surface of the composite pole piece 200 to generate acting force, a belt walking path is changed, and the composite pole piece 200 is folded and falls. Meanwhile, the one-way roller needle at the top end acts on the composite material belt, and the composite material belt stacking is further facilitated. The distance detection assembly 157 can feed back the position of the salient point on the composite pole piece 200 in real time, so that the motion adjustment of the stop bracket 150 and the push bracket 130 is adjusted, and the adjustment of the integral alignment degree in the stacking process is realized.

The embodiment of the utility model provides a folding equipment of offside pushing away fender swing 100, push away support 130 and backstop support 150 through dislocation set and move and extrude composite pole piece 200 in step in opposite directions, thereby make composite pole piece 200 along folding whereabouts of folding passageway, utilize neotype lamination mode, avoid adopting the lamination mode of traditional rocking formula, its overall structure is simple, and pile up swing and the vibration range of in-process composite pole piece 200 and dwindle greatly, high stability, inertia is little when whereabouts simultaneously, the alignment degree is high, it is effectual to pile up.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an offside pushes away fender swing folding equipment, its characterized in that, folds the platform including pole piece feeding mechanism, propulsion support, backstop support and lift, pole piece feeding mechanism is used for carrying compound pole piece, and will compound pole piece is carried downwards, the platform setting is folded in the lift is in the below of pole piece feeding mechanism's discharge gate, just pole piece feeding mechanism's discharge gate with it folds to go up and down to form between the platform and supplies the folding passageway of the folding whereabouts of compound pole piece, it is used for the folding back of accomplishing of holding to fold the platform in the lift compound pole piece, propulsion support with the backstop support activity respectively sets up the both sides of folding passageway to the dislocation set is used for synchronous phase to move and extrudees compound pole piece, so that compound pole piece follows the folding whereabouts of folding passageway.

2. The opposite-side pushing, swinging and folding device according to claim 1, wherein the pushing bracket comprises a pushing driving member, a pushing frame body and at least two pushing guide abutting members, the pushing driving member is in transmission connection with the pushing frame body and is used for pushing the pushing frame body to approach or depart from the folding channel, and the at least two pushing guide abutting members are arranged on the pushing frame body at intervals and are used for extruding or separating the composite pole piece under the driving of the pushing frame body.

3. The opposite-side pushing, swinging and folding device according to claim 2, wherein the stopping bracket comprises a stopping driving member, a stopping frame body and at least two stopping guiding and abutting members, the stopping driving member is in transmission connection with the stopping frame body and is used for pushing the stopping frame body to approach or leave the folding channel, and the at least two stopping guiding and abutting members are arranged on the stopping frame body at intervals and are staggered with the at least two pushing and guiding and abutting members and are used for extruding or separating the composite pole piece under the driving of the stopping frame body.

4. The opposite-side pushing, swinging and folding device according to claim 3, wherein there are two of said stopping guide abutting members and said pushing guide abutting members, two of said stopping guide abutting members are disposed at upper and lower ends of said stopping bracket, two of said pushing guide abutting members are disposed at upper and lower ends of said pushing bracket, and a distance between two of said stopping guide abutting members and adjacent pushing guide abutting members in a vertical direction is the same.

5. The apparatus for folding a contralateral push stop according to claim 3 further comprising a distance detection assembly disposed on the push bracket and/or the stop bracket for detecting a distance between the push bracket and/or the stop bracket and the composite pole piece.

6. The opposite-side pushing-blocking swinging and folding device as in claim 3, wherein the ends of the blocking guide abutting piece and the pushing guide abutting piece are provided with one-way guide roller pins.

7. The opposite-side chock swing folding device according to claim 1, wherein said lifting folding table comprises a base and stop plates disposed at least on both sides of said base, said stop plates and said base enclosing a carrying slot, said carrying slot opening towards said folding channel.

8. The apparatus of claim 1, wherein the pole piece feeding mechanism comprises a composite cutting assembly for cutting a pole piece and a diaphragm to form the composite pole piece, and a turning roller set coupled to a discharge end of the composite cutting assembly for adjusting a feeding direction of the composite pole piece to a vertical direction.

9. The apparatus of claim 8 wherein said pole piece feed mechanism further comprises a belt hold down assembly disposed between said compound cutting assembly and said set of steering rollers for compressing and transporting said compound pole piece.

10. The opposite-side pushing-block swinging folding device as claimed in claim 8, wherein a deviation correcting roller set is further arranged below the steering roller set, and the deviation correcting roller set is used for correcting the deviation of the composite pole piece.