CN220375751U

CN220375751U - Soft packet of lithium cell hierarchical structure and contain its transportation line

Info

Publication number: CN220375751U
Application number: CN202321873964.8U
Authority: CN
Inventors: 马科; 杨庆亨; 刘娟
Original assignee: Zhongxing Pylon Battery Co Ltd
Current assignee: Zhongxing Pylon Battery Co Ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-01-23
Anticipated expiration: 2033-07-17

Abstract

The utility model provides a soft package lithium battery grading structure and a transportation line comprising the same, which solve the problem of low efficiency of a conventional manipulator single-cell taking mode, and mainly comprises the following steps: the device comprises a frame body internally provided with a triaxial module, wherein one end of the frame body corresponds to a belt line of an external transportation battery, the other end of the frame body is used for butting an external RGV, a plurality of parallel cache lines which are transported in the X axial direction are sequentially distributed in the Y axial direction in the frame body, the cache lines are arranged adjacent to the belt line, a corresponding material taking line is also erected on the top of the belt line, and the material taking line is used for taking and placing the battery on the belt line onto the corresponding cache line through a first multi-station manipulator; the three-axis module is characterized in that the three-axis module is provided with a plurality of stages of carrying lines which are arranged in the Z-axis direction and transported in the Y-axis direction, each stage of carrying line is further provided with a tray and a battery box which is arranged on the tray, the three-axis module is further provided with a second manipulator, the second manipulator is used for correspondingly placing batteries on the cache line into the battery box on each stage of carrying line, and the tray is used for being in butt joint with an external RGV.

Description

Soft packet of lithium cell hierarchical structure and contain its transportation line

Technical Field

The utility model relates to the technical field of battery grading transportation, in particular to a soft package lithium battery grading structure and a transportation line comprising the same.

Background

The soft-package lithium ion battery has high working voltage, high specific energy, long cycle life and small self-discharge, and is widely applied to the fields of power, energy storage, 3c digital codes and the like.

The existing soft package battery grading equipment has the defects that a mechanical arm clamps a single battery core to be placed into a carrier, the operation mode can meet the use requirement, but the existing grading mode is low in efficiency, the equipment input cost is high and the like. Aiming at the requirement of improving the efficiency of soft package lithium battery grading equipment, a structure capable of improving the battery grading efficiency is needed to reduce the requirement of equipment investment cost.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides a structure capable of greatly improving the space utilization rate of a carrier by 350 percent according to the defects in the space utilization rate of the existing material frame carrier, and the utilization rate of the transfer equipment is improved by 500 percent while the stability and the reliability of the transfer of the batteries are ensured by improving the structure of the carrier, the placement mode of the internal batteries and the quantity of the batteries placed in the internal parts, so that the one-time investment of the storage transfer equipment is reduced.

In order to solve the technical problems, the utility model adopts the following technical scheme: a pouch lithium battery grading structure comprising: the three-axis module is arranged in the frame body, one end of the frame body corresponds to a belt line of an external transportation battery, the other end of the frame body is used for being in butt joint with an external RGV, the three-axis module takes a conveying direction parallel to the belt line as an X-axis direction, takes a conveying direction perpendicular to the belt line as a Y-axis direction, takes a bottom direction perpendicular to the frame body as a Z-axis direction, the frame body is internally and sequentially distributed with the three-axis module along the Y-axis direction,

the device comprises a plurality of parallel cache lines which are transported in the X-axis direction, wherein the cache lines are arranged adjacent to the belt lines, corresponding material taking lines are also erected on the tops of the cache lines and the belt lines, and the material taking lines take and put batteries on the belt lines on the corresponding cache lines through a first multi-station manipulator;

the three-axis module is further provided with a multi-station second manipulator which is integrally driven, the second manipulator is used for correspondingly placing batteries on the cache line into the battery box on each stage of the material carrying line, and the tray is used for being in butt joint with external RGV.

Further, triaxial module includes first motor, first hold-in range, second motor, second hold-in range, third motor and third hold-in range, the first spout with Y axle distribution is seted up at support body top both ends, sliding connection has the slide of erect formula in the first spout, the slide is fixed and by first motor servo drive with first hold-in range connection, still set up the second spout with X axial distribution on the slide, sliding connection has the slider in the second spout, the slider is fixed with the second hold-in range connection, the second motor is fixed with the slide connection, and it is used for servo drive second hold-in range with X axial rotation, the slider center is fixed with Z axial distribution's lift axle, second manipulator and lift axle sliding connection, third motor and slider fixed connection, it is used for servo drive third hold-in range with Z axial rotation, second manipulator and third hold-in range connection are fixed.

Further, the material taking line comprises a portal frame, a fourth synchronous belt and a connecting frame, wherein the fourth synchronous belt is in servo rotation, the portal frame is located on one side of the cache line, a third sliding groove distributed along a Y axis is formed in the top of the portal frame, one side of the connecting frame is fixedly connected with the fourth synchronous belt, the top of the connecting frame is in sliding connection with the third sliding groove, and the bottom of the connecting frame is connected with the first manipulator into a whole.

Further, the buffer line at least comprises four columns and the length of the buffer line corresponds to the carrier line.

Further, the length of carrying the stockline is double-order and the bottom carries the length of stockline length exposure top to carry the length of at least one tray, every order the carrying the stockline includes base, roller shaft and driving motor, the roller shaft includes a plurality of and equidistant rotations connection at the base both ends, driving motor is connected fixedly with the base outside, and it is used for unifying servo drive roller shaft rotation, every the roller shaft has unified gyro wheel along its axial equipartition, tray bottom and gyro wheel extrusion contact.

Further, a photoelectric switch is fixed on the base of each stage of the carrying line, and the photoelectric switch is electrically connected with the driving motor correspondingly and used for achieving in-place detection of the tray.

Further, the first manipulator is consistent with the second manipulator in structure, and comprises a supporting plate, a vacuum cylinder and vacuum chucks, wherein the vacuum cylinder at least comprises six groups and is uniformly distributed on the supporting plate in the X axial direction, the vacuum chucks are traceless chucks which at least comprise four corresponding battery four corners, and the vacuum cylinder is communicated with each vacuum chuck in a one-to-one correspondence manner.

A transportation line, comprising: RGV, RGV track and a plurality of soft packet of lithium cell hierarchical structure as described above, RGV track is used for RGV walking transportation, RGV corresponds with the tray in each soft packet of lithium cell hierarchical structure.

Further, the plurality of soft package lithium battery step structures are symmetrically arranged on two sides of the RGV track.

Compared with the prior art, the utility model has the beneficial effects that: the battery grading mode is changed by single clamping of the original mechanical arm, the multi-station mechanical arm is used for uniform vacuum adsorption, the layout of a material taking line, a buffer line and a material loading line is combined, the battery grading process can be systemized and pipelined, the battery archiving amount of each production line is large, the grabbing efficiency of the mechanical arm is faster, the efficiency of battery grading and packaging warehouse entry can be greatly improved by matching with an external AGV, and the input cost of equipment is reduced.

Drawings

The disclosure of the present utility model is described with reference to the accompanying drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. In the drawings, like reference numerals are used to refer to like parts. Wherein:

FIG. 1 schematically shows a general structural schematic of a proposed embodiment according to the present utility model;

fig. 2 schematically shows a partial enlarged view of fig. 1A according to an embodiment of the utility model.

Reference numerals in the drawings: 1. a frame body; 2. a triaxial module; 201. a first motor; 202. a first synchronization belt; 203. a second motor; 204. a second timing belt; 205. a third motor; 206. a third timing belt; 207. a first chute; 208. a slide plate; 209. a second chute; 210. a slide block; 211. a lifting shaft; 3. a cache line; 4. a material taking line; 401. a portal frame; 402. a fourth timing belt; 403. a connecting frame; 404. a third chute; 5. a loading line; 501. a base; 502. a roller shaft; 503. a driving motor; 504. an optoelectronic switch; 6. a first manipulator; 601. a support plate; 602. a vacuum cylinder; 603. a vacuum chuck; 7. a second manipulator; 8. and a battery.

Detailed Description

It is to be understood that, according to the technical solution of the present utility model, those skilled in the art may propose various alternative structural modes and implementation modes without changing the true spirit of the present utility model. Accordingly, the following detailed description and drawings are merely illustrative of the utility model and are not intended to be exhaustive or to limit the utility model to the precise form disclosed.

An embodiment according to the utility model is shown in connection with fig. 1-2.

As shown in fig. 1, for the overall structure, a soft pack lithium battery 8 is provided with a step structure comprising: the frame body 1 with the triaxial module 2 inside, one end of the frame body 1 corresponds to a belt line of an external transportation battery 8, the other end is used for butt joint with an external RGV, the triaxial module 2 takes a conveying direction parallel to the belt line as an X-axis direction, takes a conveying direction perpendicular to the belt line as a Y-axis direction, takes a direction vertical to the inner bottom of the frame body 1 as a Z-axis direction, the frame body 1 is internally and sequentially distributed along the Y-axis direction,

the device comprises a plurality of parallel cache lines 3 transported in the X-axis direction, wherein the cache lines 3 are arranged adjacent to the belt lines, corresponding material taking lines 4 are also erected on the tops of the belt lines, and the material taking lines 4 take and put batteries 8 on the belt lines on the corresponding cache lines 3 through a multi-station first manipulator 6;

the three-axis module 2 is further provided with a multi-station second manipulator 7 which is integrally driven, the second manipulator 7 is used for correspondingly placing the battery 8 on the cache line 3 into the battery 8 box on the carrying line 5 of each step, and the tray is used for docking with external RGV.

According to the structure, for the realization of the grading process of the soft package lithium battery 8 in the application, firstly, an external belt line (shown in the figure) is used for carrying the transportation battery 8, the battery 8 is transported to the lower part of the material taking line 4 corresponding to the first manipulator 6 by the belt line, then the first manipulator 6 clamps the battery 8 to the buffer line 3 in vacuum, in the embodiment, the first manipulator 6 is six stations once, the buffer line 3 transports the battery 8 leftwards to the left end side so as to avoid the interference with the material taking line 4 when the second manipulator 7 clamps, the second manipulator 7 realizes the three-axis driving by the three-axis module 2, a group of six batteries 8 can be clamped to the material carrying line 5, the material carrying line 5 is used for carrying the battery 8 through a battery 8 box supported by a preset tray, the structure is not clear in the figure so as to avoid the structure crossing, the structure of the tray and the battery 8 box are all universal in the field, the structure can only correspond to the transportation width of the material carrying line 5, and finally, the upper battery box 8 is transported to the AGV 1 from one end by the unified carrier 1.

Similarly, the implementation of the specific structure of each diversion line in the present hierarchical structure is described in the following.

For the structural implementation of the triaxial module 2, the triaxial module 2 includes a first motor 201, a first synchronous belt 202, a second motor 203, a second synchronous belt 204, a third motor 205 and a third synchronous belt 206, a first sliding chute 207 distributed along the Y axis is provided at two ends of the top of the frame 1, an erect sliding plate 208 is slidably connected in the first sliding chute 207, the sliding plate 208 is fixedly connected with the first synchronous belt 202 and is driven by the first motor 201 in a servo manner, a second sliding chute 209 distributed along the X axis is further provided on the sliding plate 208, a sliding block 210 is slidably connected in the second sliding chute 209, the sliding block 210 is fixedly connected with the second synchronous belt 204, the second motor 203 is fixedly connected with the sliding plate 208, and is used for servo-driving the second synchronous belt 204 to rotate along the X axis, a lifting shaft 211 distributed along the Z axis is fixedly connected with the center of the sliding block 210, the third motor 205 is fixedly connected with the sliding block 210, and is used for servo-driving the third synchronous belt 206 to rotate along the Z axis, and the third manipulator 7 is fixedly connected with the third synchronous belt 206.

For the XY axis, the stroke is larger, so the first motor 201 and the second motor 203 adopt a mode of servo matching with a synchronous belt to ensure the stability of repeated clamping process, the third motor 205 on the Z axis can adopt single-cell single-servo motor to lift and independently control, the second manipulator 7 also adopts single-cell suction, and the vacuum chuck 603 adopts a traceless chuck to avoid abrasion to the surface of the battery 8 in the adsorption process.

As shown in fig. 2, for the implementation of the material taking line 4, the material taking line 4 includes a gantry 401, a fourth synchronous belt 402 with servo rotation, and a connecting frame 403, where the gantry 401 is located at one side of the cache line 3, a third sliding groove 404 distributed along the Y axis is provided at the top of the gantry, one side of the connecting frame 403 is fixedly connected with the fourth synchronous belt 402, the top of the connecting frame 403 is slidably connected with the third sliding groove 404, and the bottom of the connecting frame is integrally connected with the first manipulator 6.

The connecting frame 403 is driven by the synchronous belt which is in servo rotation to slide on the third sliding groove 404, the stroke meets the requirement of each row of cache lines 3, and six and one arranged batteries 8 on the belt line are clamped onto the cache lines 3 at intervals for multiple times, so that the subsequent storage is convenient. The buffer line 3 at least comprises four rows, the length of the buffer line corresponds to the length of the carrier line 5, and the buffer line 3 is also a servo electric drive of a conventional carrier line, and will not be described in detail.

For the realization of carrying line 5, carrying line 5 is the length of at least one tray of double-order and bottom carrying line 5 length exposure top carrying line 5, every order carrying line 5 includes base 501, roller shaft 502 and driving motor 503, roller shaft 502 includes a plurality of and equidistant rotation connection in base 501 both ends, driving motor 503 is connected fixedly with the base 501 outside, and it is used for unifying servo drive roller shaft 502 rotation, every roller shaft 502 has unified gyro wheel along its axial equipartition, tray bottom and gyro wheel extrusion contact. A photoelectric switch 504 is further fixed on the base 501 of the carrier line 5 at each stage, and the photoelectric switch 504 is electrically connected with a driving motor 503 correspondingly, so as to realize in-place detection of the tray.

In this embodiment, in order to ensure the gear-sorting efficiency, not only a plurality of buffer lines 3 are provided and arranged side by side, but also the carrying lines 5 carrying the battery 8 boxes are also arranged in multiple steps, namely, the carrying lines 5 at the bottom are expanded in a stepwise manner, the length of at least one tray of the carrying lines 5 at the top is exposed out of the length of the carrying lines 5, the triaxial module 2 can not interfere with other carrying lines 5 when the second manipulator 7 is driven to work, after the battery 8 is taken and placed, the driving motor 503 drives the roller shafts 502 to uniformly rotate, and the bottoms of the trays in extrusion contact with the rollers can be transported to the outer end of the frame body 1 so as to correspond to an external AGV trolley.

Likewise, to the transportation line that contains above-mentioned soft packet of lithium cell 8 hierarchical structure, also can realize the effect that transport efficiency promoted equally, general transportation line includes: RGV, RGV track and a plurality of soft packet of lithium cell 8 hierarchical structure as described above, RGV track is used for RGV walking transportation, RGV corresponds with the tray in each soft packet of lithium cell 8 hierarchical structure. When the actual transportation system is laid out, a plurality of soft package lithium batteries 8 are arranged symmetrically on two sides of the RGV track, so that the maximization of the dragging efficiency of the AGV is guaranteed, the AGV takes out the battery 8 boxes from a forklift for unified storage after putting the tray and the battery 8 boxes loaded with the battery 8 in storage, and the tray is returned to the carrying line 5 for reuse by the AGV.

The technical scope of the present utility model is not limited to the above description, and those skilled in the art may make various changes and modifications to the above-described embodiments without departing from the technical spirit of the present utility model, and these changes and modifications should be included in the scope of the present utility model.

Claims

1. A soft packet of lithium cell hierarchical structure, characterized in that includes: the three-axis module is arranged in the frame body, one end of the frame body corresponds to a belt line of an external transportation battery, the other end of the frame body is used for being in butt joint with an external RGV, the three-axis module takes a conveying direction parallel to the belt line as an X-axis direction, takes a conveying direction perpendicular to the belt line as a Y-axis direction, takes a bottom direction perpendicular to the frame body as a Z-axis direction, the frame body is internally and sequentially distributed with the three-axis module along the Y-axis direction,

2. The soft pack lithium battery grading structure according to claim 1, wherein: the three-axis module comprises a first motor, a first synchronous belt, a second motor, a second synchronous belt, a third motor and a third synchronous belt, wherein first sliding grooves distributed by a Y axis are formed in two ends of the top of the frame body, a sliding plate which is arranged in the first sliding grooves is connected and fixed with the first synchronous belt in a sliding manner and driven by the first motor in a servo manner, a second sliding groove distributed by an X axis is formed in the sliding plate, a sliding block is connected and fixed with the second synchronous belt in a sliding manner, the second motor is connected and fixed with the sliding plate, the second motor is used for driving the second synchronous belt to rotate in the X axis in a servo manner, a lifting shaft distributed in the Z axis is fixed in the center of the sliding block, a second manipulator is connected with the lifting shaft in a sliding manner, and the third motor is used for driving the third synchronous belt to rotate in the Z axis in a servo manner, and the second manipulator is connected and fixed with the third synchronous belt in a sliding manner.

3. The soft pack lithium battery grading structure according to claim 1, wherein: the material taking line comprises a portal frame, a fourth synchronous belt and a connecting frame, wherein the fourth synchronous belt is in servo rotation, the portal frame is located on one side of a cache line, a third sliding groove distributed along a Y axis is formed in the top of the portal frame, one side of the connecting frame is fixedly connected with the fourth synchronous belt, the top of the connecting frame is in sliding connection with the third sliding groove, and the bottom of the connecting frame is connected with the first manipulator into a whole.

4. The soft pack lithium battery grading structure according to claim 1, wherein: the buffer line at least comprises four columns and the length of the buffer line corresponds to the length of the carrier line.

5. The soft pack lithium battery grading structure according to claim 1, wherein: the utility model provides a conveyor belt conveyor, including the base, the bottom is carried the stockline length, the stockline length is carried the stockline length of at least one tray in top is exposed to the bottom, every order the stockline includes base, roller shaft and driving motor, the roller shaft includes a plurality of and equidistant rotations connection at the base both ends, driving motor is connected fixedly with the base outside, and it is used for unifying servo drive roller shaft rotation, every the roller shaft has unified gyro wheel along its axial equipartition, tray bottom and gyro wheel extrusion contact.

6. The soft pack lithium battery grading structure according to claim 4, wherein: and a photoelectric switch is also fixed on the base of each step of the carrying line, and is electrically connected with the driving motor correspondingly and used for realizing in-place detection of the tray.

7. The soft pack lithium battery grading structure according to claim 1, wherein: the first manipulator is consistent with the second manipulator in structure, and comprises a supporting plate, vacuum cylinders and vacuum chucks, wherein the vacuum cylinders at least comprise six groups and are uniformly distributed on the supporting plate in the X axial direction, the vacuum chucks are traceless chucks which at least comprise four corresponding battery four corners, and the vacuum cylinders are communicated with each vacuum chuck in a one-to-one correspondence manner.

8. A conveyor line, comprising: an RGV, an RGV track and a plurality of soft pack lithium battery grading structures according to any of claims 1-7, the RGV track being for RGV walking transportation, the RGV corresponding to a tray within each soft pack lithium battery grading structure.

9. A transportation line according to claim 8, characterized in that: the soft package lithium battery grading structures are symmetrically arranged on two sides of the RGV track.