CN217626729U - Pole piece conveying device and battery cell production line - Google Patents

Abstract

The utility model provides a pole piece conveying device and a cell production line, wherein the pole piece conveying device comprises a first conveyor and a rotary material taking mechanism, wherein the first conveyor comprises a first discharging position; the rotary material taking mechanism comprises a rotating mechanism and a plurality of groups of material taking assemblies, and the plurality of groups of material taking assemblies are connected with the rotating mechanism and are arranged at equal intervals along the circumferential direction of the rotating center of the rotating mechanism; the rotating mechanism drives the material taking assembly to rotate between the first material taking position and the second material taking position of the rotating material taking mechanism. When the pole piece conveying device with the structure works, the first conveyor conveys pole pieces, the rotating mechanism drives the first material taking assembly to rotate to a first blanking position of the first conveyor for taking materials, the first material taking assembly conveys the pole pieces to a second blanking position after the materials are taken, meanwhile, the second material taking assembly rotates to the blanking position of the first conveyor for taking materials, and the continuous material taking and the equidistant conveying of the pole pieces are circularly realized; the pole piece conveying device is simple in structure and low in equipment cost.

Description

Pole piece conveying device and battery cell production line

Technical Field

The utility model relates to a lithium cell production facility technical field, concretely relates to pole piece conveyor and electric core production line.

Background

The existing cutting and stacking integrated machine for producing the battery core has the advantages that a pole piece conveying device conveys pole pieces through a vacuum negative pressure belt, the pole pieces are continuously conveyed and discharged through the vacuum negative pressure belt, a material taking mechanism takes materials from the vacuum negative pressure belt and conveys the pole pieces to a next conveying mechanism or a stacking platform, the existing material taking mechanism cannot continuously take materials and continuously feed materials at equal intervals, and the pole pieces taking and conveying efficiency is low.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the pole piece conveyor among the prior art and getting the material and defect that conveying efficiency is low to a pole piece conveyor and electricity core production line are provided.

In order to solve the problems, the utility model provides a pole piece conveying device, which comprises a first conveyor and a rotary material taking mechanism, wherein the first conveyor comprises a first discharging position; the rotary material taking mechanism is provided with a material loading position and a second material unloading position and comprises a rotary mechanism and a plurality of groups of material taking assemblies, and the plurality of groups of material taking assemblies are connected with the rotary mechanism and are arranged at equal intervals along the circumferential direction of the rotary center of the rotary mechanism; the rotating mechanism drives the material taking assembly to rotate between the first blanking position and the second blanking position.

Optionally, the pole piece conveying device further includes a lifting driving mechanism, and a driving end of the lifting driving mechanism is connected to the rotating mechanism or the material taking assembly; any one get the material subassembly and include adsorption apparatus.

Optionally, in the above-mentioned pole piece conveying device, any of the material taking assemblies further includes a connecting assembly disposed on the rotating mechanism, the adsorption mechanism is disposed on the connecting assembly, the lifting driving mechanisms are disposed on the connecting assembly in a one-to-one correspondence manner, and a driving end of the lifting driving mechanism is connected to the adsorption mechanism.

Optionally, in the above-mentioned pole piece conveying device, any one of the material taking assemblies includes at least two adsorption mechanisms horizontally arranged at intervals.

Optionally, in the above-mentioned pole piece conveying device, any of the material taking assemblies further includes a gap adjusting driving mechanism, and a driving end of the gap adjusting driving mechanism is connected to the adsorption mechanism to adjust a gap between adjacent adsorption mechanisms; and the driving end of the lifting driving mechanism is connected with the clearance adjusting driving mechanism.

Optionally, in the above-mentioned pole piece conveying device, the gap adjustment driving mechanism is a finger cylinder, and two sliding blocks of the finger cylinder may slide in opposite directions or in opposite directions; and any material taking assembly is provided with two adsorption mechanisms, and the adsorption mechanisms are connected to the sliding blocks in a one-to-one correspondence manner.

Optionally, in the pole piece conveying device, any of the material taking assemblies further comprises a bearing plate arranged in one-to-one correspondence with the adsorption mechanism, the bearing plate is connected with the sliding block, and the adsorption mechanism is arranged on the bearing plate.

Optionally, in the above-mentioned pole piece conveying device, the rotary material taking mechanism is arranged below the first conveying mechanism, and the first blanking position is located at the bottom of the first conveyor; and/or the material taking assembly further comprises a position detection mechanism arranged between the first blanking position and the second blanking position, wherein the position detection mechanism is positioned above or below a rotating area of the material taking assembly; and a deviation rectifying mechanism is arranged on the material taking assembly.

Optionally, the pole piece conveying device further comprises a lamination taking mechanism, and the rotating mechanism drives the taking assembly to rotate to the feeding position of the lamination taking mechanism.

The utility model provides a cell production line, which comprises a pole piece conveying device and a stacking platform; the stacking platform is arranged at the discharging end of the pole piece conveying device.

The utility model has the advantages of it is following:

1. the utility model provides a pole piece conveying device, during operation, first conveyer carries the pole piece, rotary mechanism drive first get material subassembly rotate to the first unloading position of first conveyer and get the material, get the material and accomplish first get material subassembly and convey the pole piece to the second unloading position, get the material simultaneously second get material subassembly rotate to the unloading position of first conveyer, the circulation realizes getting the material and equidistant conveying of pole piece in succession; the pole piece conveying device is simple in structure and low in equipment cost.

2. The adsorption mechanism can be arranged in a lifting way so as to adsorb and transport a plurality of pole pieces simultaneously, and the pole piece transport efficiency is high; meanwhile, the vacuum negative pressure belt continues to convey the pole pieces to the discharging position until the pole pieces with required number are conveyed to the discharging position, the adsorption mechanism ascends again and adsorbs multiple pole pieces at the same time, and the pole pieces are conveyed in a continuous mode in a circulating mode, so that the pole piece conveying efficiency is improved.

3. The deviation rectifying mechanism is arranged on the material taking assembly, and the deviation rectifying pole piece is rectified in the transferring process, so that the deviation rectifying and transferring efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 shows a top view of a pole piece conveying device provided in embodiment 1 of the present invention;

fig. 2 shows a side view of a pole piece conveying device provided in embodiment 1 of the present invention;

fig. 3 shows a schematic view of a first conveyor and a material taking assembly of a pole piece conveying device provided in embodiment 1 of the present invention;

fig. 4 shows a schematic diagram of a state that a first conveyor of the pole piece conveying device provided by the embodiment of the present invention cooperates with a material taking assembly to take a pole piece;

fig. 5 is a schematic perspective view illustrating a material taking assembly of a pole piece conveying device provided in embodiment 1 of the present invention;

fig. 6 shows a top view of a material taking assembly of a pole piece conveying device provided in embodiment 1 of the present invention.

Description of reference numerals:

1. a first conveyor; 11. a first discharge position; 2. rotating the material taking mechanism; 21. a rotation mechanism; 22. a material taking assembly; 221. a connecting assembly; 222. a lifting drive mechanism; 223. a gap adjustment drive mechanism; 2231. a slider; 224. a carrier plate; 3. a position detection mechanism; 4. a lamination taking mechanism; 41. a second discharge level; 5. and (6) pole pieces.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The utility model provides a pole piece conveying device, as shown in figures 1 and 2, which comprises a first conveyor 1 and a rotary material taking mechanism 2, wherein the first conveyor 1 comprises a first blanking position 11; the rotary material taking mechanism 2 is provided with a material loading position and a second material unloading position 41, the rotary material taking mechanism 2 comprises a rotating mechanism 21 and a plurality of groups of material taking assemblies 22, and the plurality of groups of material taking assemblies 22 are connected with the rotating mechanism 21 and are arranged at equal intervals along the circumferential direction of the rotating center of the rotating mechanism 21; the rotating mechanism 21 drives the take-out assembly 22 to rotate between the first blanking level 11 and the second blanking level 41.

When the pole piece conveying device with the structure works, the first conveyor 1 conveys pole pieces 5, the rotating mechanism 21 drives the first material taking assembly 22 to rotate to the first blanking position 11 of the first conveyor 1 for taking materials, the first material taking assembly 22 conveys the pole pieces 5 to the second blanking position 41 after material taking is completed, meanwhile, the second material taking assembly 22 rotates to the first blanking position 11 of the first conveyor 1 for taking materials, and continuous material taking and conveying of the pole pieces 5 are circularly realized; the multiple groups of material taking assemblies 22 are arranged around the rotating center of the rotating mechanism 21 at equal intervals in the circumferential direction, so that the material can be continuously fed at equal intervals, and the pole piece conveying device is simple in structure and low in equipment cost.

The first conveyor 1 comprises a vacuum negative pressure belt. The pole piece conveying device further comprises a lifting driving mechanism 222, the driving end of the lifting driving mechanism 222 is connected with the rotating mechanism 21 or the material taking assembly 22, any material taking assembly 22 comprises an adsorption mechanism, and the lifting driving mechanism 222 drives or directly drives the material taking assembly 22 to lift through the rotating mechanism 21 so as to drive the adsorption mechanism to lift. Referring to fig. 3 and 4, the adsorption mechanism is arranged in a lifting manner, the adsorption mechanism firstly descends to keep a certain distance from the first blanking position 11 of the first conveyor 1, so that the first pole piece 5 on the first conveyor 1 reaching the first blanking position 11 is separated from the adsorption distance of the adsorption mechanism and continuously kept on the vacuum negative pressure belt of the first conveyor 1, the second pole piece 5 behind the first conveyor 1 is conveyed to the material taking position until the nth pole piece 5, the lifting driving mechanism 222 drives the adsorption mechanism to ascend to a certain height, meanwhile, the vacuum negative pressure belt breaks vacuum, the adsorption mechanism simultaneously adsorbs the N pole pieces 5 on the material taking position and then descends to a certain height so as to be separated from the adsorption area of the vacuum negative pressure belt, so as to simultaneously adsorb and transport a plurality of pole pieces 5, and the transport efficiency of the pole pieces 5 is high; meanwhile, the vacuum negative pressure belt continues to convey the pole pieces 5 to the first blanking position 11 until the required number of pole pieces 5 is conveyed to the first blanking position 11, the adsorption mechanism ascends again and adsorbs multiple pole pieces 5 at the same time, and the process is circulated in order to convey the pole pieces 5 continuously, so that the conveying efficiency of the pole pieces 5 is improved.

Optionally, referring to fig. 5 and 6, any one of the material taking assemblies 22 further includes a connecting assembly 221 disposed on the rotating mechanism 21, the suction mechanism is disposed on the connecting assembly 221, the lifting driving mechanisms 222 are disposed on the connecting assembly 221 in a one-to-one correspondence manner, a driving end of the lifting driving mechanism 222 is connected to the suction mechanism, and the lifting driving mechanism 222 directly drives each material taking assembly 22 to lift.

Alternatively, the rotating mechanism 21 is a DD motor, and a rotating part of the DD motor is connected to the flange. The connection assembly 221 includes a horizontal connection plate and a vertical connection plate fixed on the horizontal connection plate, the horizontal connection plate is fixed on the flange, and the lifting driving mechanism 222 is fixed on the vertical connection plate. For example, the lifting driving mechanism 222 is a sliding table cylinder, which is compact in structure and saves installation space.

Referring to fig. 5 and 6, each take-off assembly 22 includes at least two horizontally spaced suction mechanisms. Each adsorption mechanism correspondingly adsorbs one pole piece 5.

Any one of the material taking assemblies 22 further comprises a gap adjusting driving mechanism 223, and the driving end of the gap adjusting driving mechanism 223 is connected with the adsorption mechanism to adjust the gap between adjacent adsorption mechanisms, so that adjacent pole pieces 5 are separated, and the lamination interval is kept. The driving end of the elevation driving mechanism 222 is connected to the gap adjustment driving mechanism 223. Each adsorption apparatus separately sets up, is convenient for adjust 5 intervals of pole piece.

Optionally, the gap adjustment driving mechanism 223 is a finger cylinder, and two sliding blocks 2231 of the finger cylinder can slide towards or away from each other; any one of the material taking assemblies 22 is provided with two adsorption mechanisms, and the adsorption mechanisms are connected to the sliding blocks 2231 in a one-to-one correspondence. The sliding block 2231 drives the adsorption mechanism to slide toward or away from each other to adjust the distance between adjacent pole pieces 5. The sliding part of the sliding table cylinder is connected with the finger cylinder.

Any material taking assembly 22 further comprises a bearing plate 224 corresponding to the adsorption mechanism, the bearing plate 224 is connected to the sliding block 2231, and the adsorption mechanism is disposed on the bearing plate 224.

Referring to fig. 1, the rotating mechanism 21 is disposed on the side of the first conveyor 1, and in the material taking state, the material taking assemblies 22 for taking materials are vertically staggered with the first conveyor 1, so that the pole piece conveying device is compact in structure.

Referring to fig. 1 and 2, optionally, the rotary material taking mechanism 2 is disposed below the first conveyor 1, the first blanking position 11 is located at the bottom of the first conveyor 1, and the adsorption mechanism rotates to the bottom of the first conveyor 1 to take materials. For example, the suction mechanism is a vacuum plate that is secured to the top surface of the carrier plate 224.

The pole piece conveying device further comprises a position detection mechanism 3 arranged between the first blanking position 11 and the second blanking position 41, and the position detection mechanism 3 is positioned above the rotating area of the material taking assembly 22; the take-out assembly 22 is provided with a deviation correcting mechanism. The vacuum suction plate sucks the pole piece 5 to rotate to the second blanking position 41 process, the position detection mechanism 3 detects the position of the pole piece 5 on the position detection mechanism and sends the actual position of the pole piece 5 to the control mechanism of the deviation correction mechanism, and the control mechanism controls the deviation correction mechanism to move to correct the pole piece 5 by comparing the actual position of the pole piece 5 with the set position deviation, so that the deviation correction of the pole piece 5 in the transfer process is realized, and the deviation correction and transfer efficiency is improved. The deviation rectifying mechanism is fixed on the top surface of the bearing plate 224, the vacuum suction plate is fixed on the top surface of the deviation rectifying mechanism, and the deviation rectifying mechanism drives the vacuum suction plate to move so as to rectify the deviation of the pole piece 5. Each adsorption apparatus separately sets up, is convenient for separately rectify pole piece 5.

Optionally, the position detection mechanism 3 is a CCD detection camera, the deviation rectification mechanism is a UVW alignment platform, and the control mechanism is a controller of the UVW alignment platform. CCD detects camera and UVW counterpoint platform and is current structure.

The pole piece conveying device further comprises a lamination taking mechanism 4, the rotating mechanism 21 drives the taking assembly 22 to rotate to the feeding position of the lamination taking mechanism 4, and the feeding position of the lamination taking mechanism 4 is a second discharging position 41 of the rotation taking mechanism. The lamination take-out mechanism 4 takes the lamination from the take-out assembly 22 and is adapted to deliver the pole pieces 5 to the lamination station. Lamination feeding agencies 4 can be vacuum negative pressure belt, or include the rotation portion and locate a plurality of material taking manipulator on the rotation portion, and material taking manipulator is rotatory to be got the material, establishes vacuum suction plate adsorption pole piece 5 on the material taking manipulator.

Alternatively, the take-off assembly 22 can be provided with four sets. The CCD detection camera is arranged between the material taking position and the second discharging position 41, a connecting line from the material taking position of the lamination material taking mechanism 4 to the center of the rotating mechanism 21 is perpendicular to the connecting line from the CCD detection camera to the center of the rotating mechanism 21, each material taking assembly 22 can take materials, correct the deviation and feed synchronously every 90 degrees of rotation, and the efficiency of taking materials, correcting the deviation and feeding of the pole pieces 5 is high.

Referring to fig. 1, the deviation rectifying station may be located at a fixed position between the feeding position and the second discharging position 41 of the rotary material taking mechanism, for example, a position rotated by 90 ° in the direction of the second discharging position 41 after the material taking component 22 takes the material is taken as a deviation rectifying station, the CCD detection camera is located above the deviation rectifying station, the material taking component 22 takes the material and conveys the pole piece to the deviation rectifying station, the position and the deviation rectifying station of the pole piece are detected at the deviation rectifying station, the pole piece is rectified and then conveyed to the second discharging position 41, and the lamination material taking mechanism 4 takes the material continuously, so as to realize the continuous material taking, deviation rectifying and discharging of the pole piece.

As a first alternative of embodiment 1, the rotary reclaiming mechanism 2 can also be arranged above the first conveyor 1, and correspondingly, the vacuum suction plate of the reclaiming assembly 22 is arranged on the bottom surface of the bearing plate 224. The rotating mechanism 21 can also be arranged at the front end of the first conveyor 1 in the conveying direction, and the material taking assembly 22 in the material taking state and the first conveyor 1 extend in the same direction.

As a second alternative embodiment of embodiment 1, the lifting driving mechanism 222 can also be directly connected to the rotating mechanism 21, and the lifting driving mechanism 21 can lift to drive all the material taking assemblies 22 to lift synchronously.

Example 2

The embodiment provides a battery core production line, including the pole piece conveyor in embodiment 1 with fold the platform, fold the platform and locate pole piece conveyor's unloading end.

The rotary material taking mechanism 2 continuously transports the pole pieces 5 to the lamination material taking mechanism 4, the lamination material taking mechanism 4 feeds materials and then continuously conveys the pole pieces 5 to a lamination platform for lamination, and a battery cell production line can realize continuous material taking and conveying of the pole pieces 5; the pole piece conveying device is simple in structure and low in equipment cost. Rotatory extracting mechanism 2 can adsorb simultaneously and transport many pole pieces 5 according to the demand, and pole piece 5 transports efficiently.

According to the above description, the utility model has the following advantages:

1. the pole piece conveying device can continuously convey the pole pieces 5, and is simple in mechanism and low in equipment cost;

2. the pole piece conveying device can absorb and convey a plurality of pole pieces 5 at the same time, and the conveying and conveying efficiency of the pole pieces 5 is high;

3. in the process of the rotary carrying of the pole piece 5, the deviation rectifying mechanism rectifies the deviation of the pole piece 5, the whole process is continuous and quick, and the transferring and deviation rectifying efficiency is high.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims (10)

1. A pole piece transport apparatus, comprising:

a first conveyor (1) comprising a first blanking level (11);

the rotary material taking mechanism (2) is provided with a material loading position and a second material unloading position (41), the rotary material taking mechanism (2) comprises a rotating mechanism (21) and a plurality of groups of material taking assemblies (22), and the plurality of groups of material taking assemblies (22) are connected with the rotating mechanism (21) and are arranged at equal intervals along the circumferential direction of the rotating center of the rotating mechanism (21); the rotating mechanism (21) drives the material taking assembly (22) to rotate between the first blanking level (11) and the second blanking level (41).

2. The pole piece conveying device according to claim 1, further comprising a lifting driving mechanism (222), wherein a driving end of the lifting driving mechanism (222) is connected with the rotating mechanism (21) or the material taking assembly (22); any of the take-off assemblies (22) includes an adsorption mechanism.

3. The pole piece conveying device according to claim 2, wherein any one of the material taking assemblies (22) further comprises a connecting assembly (221) arranged on the rotating mechanism (21), the suction mechanism is arranged on the connecting assembly (221), the lifting driving mechanisms (222) are arranged on the connecting assembly (221) in a one-to-one correspondence manner, and the driving end of each lifting driving mechanism (222) is connected with the suction mechanism.

4. The pole piece conveyor as claimed in claim 3, wherein any one of the take-out assemblies (22) includes at least two of the suction mechanisms horizontally spaced apart.

5. The pole piece conveying device according to claim 4, characterized in that any one of the material taking assemblies (22) further comprises a gap adjusting driving mechanism (223), and the driving end of the gap adjusting driving mechanism (223) is connected with the adsorption mechanisms so as to adjust the gap between the adjacent adsorption mechanisms; the driving end of the lifting driving mechanism (222) is connected with the clearance adjusting driving mechanism (223).

6. The pole piece conveying device according to claim 5, characterized in that the gap adjusting driving mechanism (223) is a finger cylinder, and two sliding blocks (2231) of the finger cylinder can slide towards or away from each other; any material taking assembly (22) is provided with two adsorption mechanisms, and the adsorption mechanisms are connected to the sliding blocks (2231) in a one-to-one correspondence mode.

7. The pole piece conveying device according to claim 6, wherein any one of the material taking assemblies (22) further comprises a bearing plate (224) which is arranged in one-to-one correspondence with the adsorption mechanism, the bearing plate (224) is connected with the sliding block (2231), and the adsorption mechanism is arranged on the bearing plate (224).

8. The pole piece conveyor device according to any one of claims 1 to 7, wherein the rotary material taking mechanism (2) is arranged below the first conveyor (1), and the first blanking level (11) is positioned at the bottom of the first conveyor (1); and/or

The material taking device is characterized by further comprising a position detection mechanism (3) arranged between the first discharging position (11) and the second discharging position (41), wherein the position detection mechanism (3) is positioned above or below a rotating area of the material taking assembly (22); and a deviation rectifying mechanism is arranged on the material taking assembly (22).

9. The pole piece conveyor as claimed in any one of claims 1 to 7 further comprising a lamination take off mechanism (4), the rotation mechanism (21) driving the take off assembly (22) to rotate to a loading level of the lamination take off mechanism (4).

10. A cell production line, comprising:

a pole piece delivery device as claimed in any one of claims 1 to 9;

and the stacking platform is arranged at the discharging end of the pole piece conveying device.

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