阅读说明：本技术 一种太阳能电池片上料装置 (Solar cell piece loading attachment ) 是由 陆志鹏 于 2021-08-09 设计创作，主要内容包括：本发明公开了一种太阳能电池片上料装置,涉及太阳能电池加工设备技术领域,包括电池片,还包括：堆叠组件,所述堆叠组件包括底座以及周向布置在底座四角的L形挡板,两所述L形挡板间固定安装,底座表面沿着输送组件输送方向相对设置短板,垂直于输送组件输送方向相对设置长板,短板以及长板用于对电池片进行限位；上料组件将位于最顶层的电池片首先取出,由于支撑板表面所承受的重力减弱,弹性部件通过弹力作用推动电池片向上移动一定距离,所述分层部件对顶层电池片与下一层电池片进行分层,使两者之间产生间隙,从而便于上料组件将最顶层的电池片移出进行上料,有效避免当两电池片之间产生吸附作用进而无法将电池片取出的现象。(The invention discloses a solar cell piece feeding device, which relates to the technical field of solar cell processing equipment, and comprises a cell piece and also comprises: the stacking assembly comprises a base and L-shaped baffles which are circumferentially arranged at four corners of the base, the two L-shaped baffles are fixedly installed between the two L-shaped baffles, short plates are oppositely arranged on the surface of the base along the conveying direction of the conveying assembly, long plates are oppositely arranged perpendicular to the conveying direction of the conveying assembly, and the short plates and the long plates are used for limiting the battery piece; the battery piece that the material loading subassembly will be located the top layer takes out at first, because the gravity that the backup pad surface bore weakens, and elastomeric element promotes battery piece rebound certain distance through the elastic force effect, the layering part carries out the layering to top layer battery piece and next floor battery piece, makes and produces the clearance between the two to the battery piece that the material loading subassembly of being convenient for will be topmost shifts out carries out the material loading, effectively avoids producing the adsorption and then can't take out the phenomenon with the battery piece when between two battery pieces.)

1. A solar cell piece loading attachment, includes battery piece (10), its characterized in that still includes:

the stacking assembly comprises a base (32) and L-shaped baffles (11) circumferentially arranged at four corners of the base (32), the two L-shaped baffles (11) are fixedly installed, short plates (33) are oppositely arranged on the surface of the base (32) along the conveying direction of the conveying assembly, long plates (9) are oppositely arranged perpendicular to the conveying direction of the conveying assembly, and the short plates (33) and the long plates (9) are used for limiting the battery pieces (10);

the stack assembly further comprises a layering component and a supporting component, the layering component is arranged between the long plates (9), the supporting component is arranged at the bottom end of the stack assembly and comprises a supporting plate (14) and an elastic component, the elastic component is arranged between the base (32) and the supporting plate (14) and used for jacking up the battery pieces (10) stacked on the surface of the supporting plate (14) upwards at equal intervals, the layering component is used for separating the battery piece (10) at the topmost layer from the battery piece (10) at the next layer, and

a conveying assembly for conveying the stack assembly, an

The feeding assembly is arranged on one side of the conveying assembly and used for sequentially taking out the battery pieces (10) arranged in the stacking assembly from top to bottom.

2. The solar cell piece feeding device according to claim 1, wherein the elastic component comprises a guide rod (20), the guide rod (20) is oppositely arranged on the outer side of the L-shaped baffle (11), the bottom end of the guide rod (20) is fixedly connected with a base (32) through a connecting plate (23), a reset seat (13) is circumferentially arranged on the outer side of the support plate (14), the support plate (14) is fixedly connected with the reset seat (13) through a connecting rod (12), a support spring (22) is arranged on the outer side of the guide rod (20), one end of the support spring (22) is fixedly connected with the connecting plate (23), the other end of the support spring is fixedly connected with the movable seat (21), the movable seat (21) is slidably connected with the guide rod (20), two adjacent movable seats (21) are fixedly connected through a curved pipe (34), a through groove (19) is arranged between two side walls of the L-shaped baffle (11), the reset seat (13) passes through the through groove (19) through the connecting rod and is respectively fixedly connected with the corresponding movable seat (21).

3. The solar cell piece feeding device according to claim 1 or 2, wherein the layering component comprises an insertion rod (18), the insertion rod (18) is slidably connected with the long plate (9), one end of the insertion rod (18) at two sides, which is far away from each other, is fixedly connected with a handle (16), a return spring (15) is arranged outside the insertion rod (18), one end of the return spring (15) is fixedly connected with the handle (16), the other end of the return spring is fixedly connected with the long plate (9), one end of the insertion rod (18), which is far away from the handle (16), is fixedly provided with a layering end head (17), one side of the layering end head (17) facing the base (32) is an inclined end, and the upper end of the layering end head is flush with the inclined end to form a conical part.

4. The solar cell piece feeding device according to claim 3, wherein the conveying assembly comprises conveying supports (1) and a conveying belt (2), the conveying belt (2) is installed between the conveying supports (1) on two sides, and a plurality of supporting legs are oppositely arranged at the bottom ends of the conveying supports (1) and used for supporting the device.

5. The solar cell piece feeding device according to claim 4, wherein the feeding assembly comprises a rotating support (8), a lifting mechanism (7), a telescopic mechanism (6) and an adsorption assembly, the rotating support (8) is installed on one side of the conveying support (1) and used for driving the adsorption assembly to rotate, one end of the lifting mechanism (7) is connected with the rotating support (8), the other end of the lifting mechanism is connected with the telescopic mechanism and used for driving the adsorption assembly to perform height adjustment, and the other end of the telescopic mechanism is connected with the adsorption assembly and used for adjusting the horizontal positions of the adsorption assembly and the stacking assembly.

6. The solar cell piece feeding device according to claim 5, wherein the adsorption assembly comprises an air suction pump (30) and a positioning plate (3), one end of the air suction pump (30) is connected with the telescopic mechanism (6), the other end of the air suction pump is connected with the positioning plate (3), a plurality of groups of suction cups (31) are uniformly arranged on the lower surface of the positioning plate (3), and the suction cups (31) are connected with the air suction pump (30) through two groups of air suction pipes (4) which are oppositely arranged.

7. The solar cell piece feeding device according to claim 6, wherein the adsorption assembly further comprises a clamping component, the clamping component comprises a gas conveying pipe (5) and a cylinder (25), support plates (24) are oppositely arranged on two sides of the positioning plate (3) along the conveying direction of the conveying belt (2), a piston rod (27) is arranged between the support plates (24), the piston rod (27) is connected with the support plates (24) in a sliding mode, one end, close to the piston rod (27), of each of the two sides is fixedly connected with a positioning end (28), the other end of the air suction pump (30) is connected with the gas conveying pipe (5), one end, far away from the air suction pump (30), of the gas conveying pipe (5) is connected with the cylinder (25), a piston (29) is arranged in the cylinder (25), and the piston (29) is connected with the piston rod (27).

8. The solar cell piece feeding device according to claim 7, wherein an extension spring (26) is arranged outside the piston rod (27), one end of the extension spring (26) is fixedly connected with the support plate (24), and the other end of the extension spring is fixedly connected with the piston rod (27).

Technical Field

The invention relates to the technical field of solar cell processing equipment, in particular to a solar cell piece feeding device.

Background

A solar cell is also called a "solar chip" or a "photovoltaic cell", and is a photoelectric semiconductor sheet that directly generates electricity by using sunlight. It can output voltage and generate current under the condition of loop as long as it is illuminated by light meeting a certain illumination condition. Solar cells are devices that directly convert light energy into electrical energy by the photoelectric or photochemical effect.

Solar cell need carry out the pile up neatly with the multiunit battery piece in production and processing process and place and store the frame in then from top to bottom carry out the material loading in proper order, be connected with the sucking disc through setting up the manipulator, the battery piece that will store in the frame under the adsorption affinity of sucking disc takes out, then the battery piece is at the in-process that piles up, adsorb very easily together between two liang of battery pieces, therefore the sucking disc is when absorbing upper battery piece, not only hardly absorbs, but also the phenomenon of two upper and lower battery pieces of disposable absorption can appear, thereby influence the normal clear of production and processing.

Disclosure of Invention

The invention aims to provide a solar cell piece feeding device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a solar wafer loading attachment, includes the battery piece, still includes:

the stacking assembly comprises a base and L-shaped baffles which are circumferentially arranged at four corners of the base, the two L-shaped baffles are fixedly installed between the two L-shaped baffles, short plates are oppositely arranged on the surface of the base along the conveying direction of the conveying assembly, long plates are oppositely arranged perpendicular to the conveying direction of the conveying assembly, and the short plates and the long plates are used for limiting the battery piece;

the stacking assembly further comprises a layering component and a supporting component, the layering component is arranged between the long plates, the supporting component is arranged at the bottom end of the stacking assembly and comprises a supporting plate and an elastic component, the elastic component is arranged between the base and the supporting plate and used for jacking the battery pieces stacked on the surface of the supporting plate upwards at equal intervals, the layering component is used for separating the battery piece at the topmost layer from the battery piece at the next layer, and

a conveying assembly for conveying the stack assembly, an

And the feeding assembly is arranged on one side of the conveying assembly and is used for sequentially taking out the battery pieces arranged in the stacking assembly from top to bottom.

Preferably, elastomeric element includes the guide arm, the guide arm sets up in the L shape baffle outside relatively, connecting plate and base fixed connection are passed through to the guide arm bottom, backup pad outside circumference sets up the seat that resets, the backup pad passes through the connecting rod and resets a fixed connection, the guide arm outside sets up supporting spring, supporting spring one end and connecting plate fixed connection, other end fixed connection sliding seat, sliding seat and guide arm sliding connection, two adjacent sliding seats pass through bent pipe fixed connection, all set up logical groove between L shape baffle both sides wall, the seat that resets passes logical groove respectively with corresponding sliding seat fixed connection through the connecting rod.

Preferably, the layering part includes the inserted bar, inserted bar and long slab sliding connection, both sides the one end fixed connection handle that the inserted bar was kept away from each other sets up reset spring in the inserted bar outside, reset spring one end and handle fixed connection, other end fixed connection long slab, the one end fixed mounting layering end of handle is kept away from to the inserted bar, the layering end is the slope end towards one side of base, and upper end parallel and level and slope end cooperation form the toper portion.

Preferably, the conveying assembly comprises conveying supports and a conveying belt, the conveying belt is installed between the conveying supports on two sides, and a plurality of supporting legs are oppositely arranged at the bottom ends of the conveying supports and used for supporting the device.

Preferably, the material loading subassembly is including rotating support, elevating system, telescopic machanism and adsorption component, rotate the support and install in carriage one side for drive adsorption component and rotate, elevating system one end is connected with rotating the support, and telescopic machanism is connected to the other end for drive adsorption component carries out altitude mixture control, the telescopic machanism other end is connected with adsorption component, is used for adjusting adsorption component and stack assembly's horizontal position.

Preferably, the adsorption component comprises an air pump and a positioning plate, one end of the air pump is connected with the telescopic mechanism, the other end of the air pump is connected with the positioning plate, a plurality of groups of suckers are uniformly arranged on the lower surface of the positioning plate, and the suckers are connected with the air pump through two groups of air pumping pipes which are arranged oppositely.

Preferably, the adsorption assembly further comprises a clamping component, the clamping component comprises a gas pipe and a cylinder, the positioning plate is provided with support plates along two sides of the conveying direction of the conveying belt, a piston rod is arranged between the support plates, the piston rod is in sliding connection with the support plates, two sides of the piston rod are fixedly connected with positioning ends at one ends, close to each other, of the piston rods, the other end of the air pump is connected with the gas pipe, one end, far away from the air pump, of the gas pipe is connected with the cylinder, a piston is arranged in the cylinder, and the piston is connected with the piston rod.

Preferably, the outer side of the piston rod is provided with an expansion spring, one end of the expansion spring is fixedly connected with the support plate, and the other end of the expansion spring is fixedly connected with the piston rod.

Compared with the prior art, the invention has the beneficial effects that:

the battery pieces to be loaded are sequentially stacked and then placed in the stacking assembly, the battery pieces push the supporting plate to move towards the base under the action of gravity, the supporting plate extrudes the elastic component to contract towards the base and generates elastic force, the stacking component is moved towards the feeding component through the conveying component, when the feeding assembly moves to the position right below the feeding assembly, the feeding assembly takes out the battery piece positioned at the topmost layer firstly, and when the battery piece positioned at the topmost layer is taken out, because the gravity borne by the surface of the supporting plate is weakened, the elastic component pushes the battery piece to move upwards for a certain distance under the action of the elastic force, in the process of moving upwards, the layering component layers the top layer battery piece and the next layer battery piece to generate a gap between the top layer battery piece and the next layer battery piece, thereby be convenient for the material loading subassembly with the battery piece of top layer shift out carry out the material loading, effectively avoid producing the phenomenon that the adsorption effect and then can't take out the battery piece between two battery pieces.

Drawings

Fig. 1 is a schematic structural diagram of a solar cell sheet feeding device.

Fig. 2 is a schematic structural diagram of a stacked assembly in a solar cell sheet feeding device.

Fig. 3 is an enlarged schematic structural view of a solar cell sheet feeding device at a point a in fig. 1.

Fig. 4 is a schematic structural diagram of a support plate in a solar cell sheet feeding device.

Fig. 5 is a schematic structural diagram of a long plate in a solar cell sheet feeding device.

In the figure: 1-conveying the stent; 2-a conveyor belt; 3, positioning a plate; 4-an air exhaust pipe; 5-gas transmission pipe; 6-a telescoping mechanism; 7-a lifting mechanism; 8-rotating the support; 9-long plate; 10-a battery piece; 11-L-shaped baffles; 12-a connecting rod; 13-a reset seat; 14-a support plate; 15-a return spring; 16-a handle; 17-a layered tip; 18-a plunger; 19-through groove; 20-a guide rod; 21-a movable seat; 22-a support spring; 23-a connecting plate; 24-a support plate; 25-cylinder; 26-a telescoping spring; 27-a piston rod; 28-positioning the tip; 29-a piston; 30-a suction pump; 31-a suction cup; 32-a base; 33-short plate; 34-curved tube.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to specific embodiments.

Referring to fig. 1-3, a solar cell feeding device includes a cell 10, a stacking assembly, a conveying assembly, and a feeding assembly, wherein the stacking assembly includes a base 32 and L-shaped baffles 11 circumferentially arranged at four corners of the base 32, the two L-shaped baffles 11 are fixedly mounted therebetween, a short plate 33 is oppositely disposed on the surface of the base 32 along the conveying direction of the conveying assembly, a long plate 9 is oppositely disposed perpendicular to the conveying direction of the conveying assembly, the short plate 33 and the long plate 9 are used for limiting the cell 10, the stacking assembly further includes a layering component and a supporting component, the layering component is mounted between the long plates 9, the supporting component is mounted at the bottom end of the stacking assembly, the supporting component includes a supporting plate 14 and an elastic component, the elastic component is mounted between the base 32 and the supporting plate 14 and is used for jacking up the stacked cells 10 on the surface of the supporting plate 14 at equal distance, the layering component is used for separating the battery piece 10 at the topmost layer from the battery piece 10 at the next layer, the conveying component is used for conveying the stacking component, and the feeding component is arranged on one side of the conveying component and used for sequentially taking out the battery pieces 10 in the stacking component from top to bottom;

specifically, in this embodiment, after the battery pieces to be fed are stacked in sequence, the battery pieces 10 push the supporting plate 14 to move towards the base 32 under the action of gravity, the supporting plate 14 presses the elastic member to contract towards the base 32 and generate elastic force, the conveying assembly moves the stacking assembly towards the feeding assembly, when the battery pieces move to the position right below the feeding assembly, the feeding assembly takes out the battery piece 10 located at the topmost layer first, when the battery piece 10 at the topmost layer is taken out, the elastic member pushes the battery piece 10 to move upwards for a certain distance under the action of elastic force due to the fact that the gravity borne by the surface of the supporting plate 14 is weakened, during the upward movement, the layering member stratifies the battery piece 10 at the top layer and the battery piece 10 at the next layer, so that a gap is generated between the battery pieces, and the feeding assembly conveniently moves out the battery piece at the topmost layer for feeding, effectively avoid the phenomenon that the battery piece 10 can not be taken out due to the adsorption effect generated between the two battery pieces 10.

As a further scheme of the embodiment of the invention, the elastic component includes a guide rod 20, the guide rod 20 is oppositely arranged at the outer side of the L-shaped baffle plate 11, the bottom end of the guide rod 20 is fixedly connected with a base 32 through a connecting plate 23, a reset seat 13 is circumferentially arranged at the outer side of the supporting plate 14, the supporting plate 14 is fixedly connected with the reset seat 13 through a connecting rod 12, a supporting spring 22 is arranged at the outer side of the guide rod 20, one end of the supporting spring 22 is fixedly connected with the connecting plate 23, the other end of the supporting spring is fixedly connected with a movable seat 21, the movable seat 21 is slidably connected with the guide rod 20, two adjacent movable seats 21 are fixedly connected through a curved pipe 34, a through groove 19 is arranged between two side walls of the L-shaped baffle plate 11, and the reset seat 13 is respectively and fixedly connected with the corresponding movable seat 21 through the connecting rod passing through the through groove 19;

specifically, in this embodiment, when the supporting plate 14 is subjected to a downward acting force, the supporting plate 14 drives the reset seat 13 to move downward through the connecting rod 12, the reset seat 13 drives the movable seat 21 to move downward on the surface of the guide rod 20 through the connecting rod, the movable seat 21 presses the supporting spring 22 to contract to generate an elastic force, and when the acting force on the surface of the supporting plate 14 is weakened, the supporting spring 22 pushes the supporting plate 14 to return upward.

As a further scheme of the embodiment of the invention, the layering component comprises an insert rod 18, the insert rod 18 is slidably connected with the long plate 9, one end of the insert rod 18 at two sides, which is far away from each other, is fixedly connected with a handle 16, a return spring 15 is arranged at the outer side of the insert rod 18, one end of the return spring 15 is fixedly connected with the handle 16, the other end of the return spring is fixedly connected with the long plate 9, a layering end head 17 is fixedly installed at one end of the insert rod 18, which is far away from the handle 16, one side of the layering end head 17, which faces the base 32, is an inclined end, and the upper end of the layering end head is flush and matched with the inclined end to form a conical part;

specifically, in the present embodiment, when the elastic member pushes the battery piece 10 to move upward, the battery piece 10 positioned at the topmost layer pushes the two side insertion rods 18 to move outward by pressing the inclined ends of the layered end 17, at which time the return spring 15 stretches to generate an elastic force, when the battery piece 10 at the topmost layer is about to cross the layered end 17, the tapered portion of the layered end 17 is inserted into the gap between the battery piece 10 at the topmost layer and the battery piece 10 at the next layer, the layered end 17 is pushed to move inward by the elastic force of the return spring 15 to separate the battery piece 10 at the topmost layer from the battery piece 10 at the next layer to generate a gap, a friction force is generated due to the contact between the battery piece 10 at the topmost layer and the battery piece 10 at the next layer and the layered end 17, and the elastic force of the elastic member is not enough to push the battery piece 10 at the next layer to move upward, so that when the battery piece 10 at the topmost layer is taken out by the feeding assembly, the friction force is reduced, and the elastic component can push the next layer of battery piece 10 to continuously rise through the elastic force, so that the layering is finished again.

As a further scheme of the embodiment of the invention, the conveying assembly comprises conveying supports 1 and a conveying belt 2, the conveying belt 2 is installed between the conveying supports 1 on the two sides, and a plurality of supporting legs are oppositely arranged at the bottom ends of the conveying supports 1 and used for supporting the device.

As a further scheme of the embodiment of the present invention, please refer to fig. 1-5, the feeding assembly includes a rotating support 8, a lifting mechanism 7, a telescopic mechanism 6 and an adsorption assembly, the rotating support 8 is installed at one side of the conveying support 1 and is used for driving the adsorption assembly to rotate, one end of the lifting mechanism 7 is connected with the rotating support 8, the other end of the lifting mechanism is connected with the telescopic mechanism and is used for driving the adsorption assembly to perform height adjustment, and the other end of the telescopic mechanism is connected with the adsorption assembly and is used for adjusting the horizontal positions of the adsorption assembly and the stacking assembly;

specifically, in the present embodiment, when the conveyer belt 2 conveys the stacking assembly to a position directly below the loading assembly, the relative position between the adsorption assembly and the battery piece 10 is adjusted through the rotating support 8, the lifting mechanism 7 and the telescoping mechanism 6, so as to facilitate loading.

As a further scheme of the embodiment of the present invention, the adsorption assembly includes an air pump 30 and a positioning plate 3, one end of the air pump 30 is connected with a telescopic mechanism 6, the other end of the air pump is connected with the positioning plate 3, a plurality of groups of suction cups 31 are uniformly arranged on the lower surface of the positioning plate 3, and the suction cups 31 are connected with the air pump 30 through two groups of air extraction pipes 4 which are oppositely arranged;

specifically, in this embodiment, when the stack assembly moves to a position right below the positioning plate 3, the lifting mechanism 7 drives the positioning plate 3 and the suction cup 31 to approach the battery piece 10, and the air pump 30 adsorbs and fixes the battery piece 10 through the suction cup 31 and the air exhaust tube 4, so as to move the battery piece 10 out of the stack assembly and perform loading.

As a further scheme of the embodiment of the invention, the adsorption assembly further comprises a clamping component, the clamping component comprises an air delivery pipe 5 and a cylinder 25, two sides of the positioning plate 3 along the conveying direction of the conveying belt 2 are oppositely provided with support plates 24, a piston rod 27 is arranged between the support plates 24, the piston rod 27 is in sliding connection with the support plates 24, one end of each side, close to the piston rod 27, of each side is fixedly connected with a positioning end 28, the other end of the air suction pump 30 is connected with the air delivery pipe 5, one end, far away from the air suction pump 30, of the air delivery pipe 5 is connected with the cylinder 25, a piston 29 is arranged in the cylinder 25, and the piston 29 is connected with the piston rod 27;

specifically, in this embodiment, the air pumped by the air pump 30 through the suction cup 31 and the air pumping pipe 4 is conveyed to the air cylinder 25 through the air pipe 5 and pushes the piston 29 to move to the positioning plate 3, the pistons 29 push the positioning end 28 through the piston rod 27 to be inserted into the gap between the layered battery pieces 10, so as to fix the battery pieces 10 again, when the adsorbed battery pieces 10 need to be separated from the positioning plate 3, the air pump 30 conveys the air in the air cylinder 25 through the air pipe 5 to the suction cup 31 through the air pumping pipe 4, so that the suction cup 31 loses the adsorption force, and meanwhile, the piston 29 moves towards one side far away from the positioning plate 3 to drive the positioning end 28 to be separated from the battery pieces 10.

As a further solution of the embodiment of the present invention, an extension spring 26 is disposed outside the piston rod 27, and one end of the extension spring 26 is fixedly connected to the support plate 24, and the other end of the extension spring is fixedly connected to the piston rod 27, so as to improve the stability of the movement of the piston rod 27.

The working principle of the invention is as follows: the battery pieces to be loaded are sequentially stacked and then placed in a stacking assembly, under the action of gravity, when the support plate 14 is subjected to a downward acting force, the support plate 14 drives the reset seat 13 to move downwards through the connecting rod 12, the reset seat 13 drives the movable seat 21 to move downwards on the surface of the guide rod 20 through the connecting rod, the movable seat 21 extrudes the support spring 22 to shrink to generate elastic force, when the acting force on the surface of the support plate 14 is weakened, the support spring 22 pushes the support plate 14 to reset upwards, the stacking assembly moves towards the loading assembly through the conveying assembly, when the stacking assembly moves to the position right below the loading assembly, the battery piece 10 positioned at the topmost layer is taken out firstly, when the battery piece 10 at the topmost layer is taken out, due to the fact that the gravity borne by the surface of the support plate 14 is weakened, when the elastic component pushes the battery piece 10 to move upwards, the battery piece 10 positioned at the topmost layer pushes the inclined ends of the layering ends 17 to push the insertion rods 18 to move outwards, at this time, the return spring 15 is stretched to generate elastic force, when the topmost battery piece 10 is about to cross the layering end 17, the tapered part of the layering end 17 is inserted into the gap between the topmost battery piece 10 and the next battery piece 10, the layering end 17 is pushed to move inwards under the elastic force of the return spring 15 to separate the topmost battery piece 10 from the next battery piece 10 to generate a gap, friction force is generated due to the contact between the topmost battery piece 10 and the next battery piece 10 and the layering end 17, and the elastic force of the elastic member is insufficient to push the next battery piece 10 to move upwards, so that when the topmost battery piece 10 is taken out by the feeding assembly, the friction force is reduced, the elastic member can push the next battery piece 10 to move upwards continuously through the elastic force to complete layering again, thereby facilitating the feeding assembly to move out the topmost battery piece for feeding, effectively avoid the phenomenon that the battery piece 10 can not be taken out due to the adsorption effect generated between the two battery pieces 10.

While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.