CN220106848U

CN220106848U - Battery priming device

Info

Publication number: CN220106848U
Application number: CN202320137236.4U
Authority: CN
Inventors: 王柱; 周伟龙; 郑贵军
Original assignee: Suzhou Langkun Automatic Equipment Co Ltd
Current assignee: Suzhou Langkun Automatic Equipment Co Ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-11-28
Anticipated expiration: 2033-02-07

Abstract

The utility model discloses a battery liquid injection device which comprises a battery material box, a cage, a single-cavity valve body, a liquid injection nozzle, a straight-through piston, a centrally-arranged driving arm, a vacuum connector, a buffer liquid inlet, a vacuum gas circuit, a plug and a liquid injection pipe, wherein a lifting cage is arranged right above the battery material box, a plurality of single-cavity valve bodies are arranged on the cage, the lower part of the single-cavity valve body is provided with an opening and connected with the liquid injection nozzle in parallel, the liquid injection nozzle is connected with the battery material box downwards, the straight-through piston which is connected with the opening downwards is vertically arranged in the single-cavity valve body, and the straight-through piston is connected with the centrally-arranged driving arm to lift movably so as to open and close the liquid injection nozzle. Through the mode, the battery electrolyte injection device is provided by the utility model, the plurality of blade type single-cavity valve bodies are integrated in parallel, and the quantitative buffering, exhausting and liquid injection actions of electrolyte are respectively realized by using the three groups of driving arms, so that the whole device has high integration level, simple and efficient structure, and the high-efficiency bubble-free automatic production of battery electrolyte injection is realized.

Description

Battery priming device

Technical Field

The utility model relates to the field of battery liquid injection equipment, in particular to a battery liquid injection device.

Background

In the process of injecting electrolyte into the inner cavity of the battery, a certain amount of bubbles can appear in the battery, and the finished product of the battery is poor due to the existence of the bubbles. In the prior art, single square batteries are processed in a production line one by one through a huge production line, and a complex processing technology is particularly applied aiming at the purpose of defoaming, so that the processing line has the advantages of large scale, complex structure, high production cost and high maintenance difficulty, and is difficult to adapt to the modern production requirements.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a battery electrolyte injection device, which integrates a plurality of blade type single-cavity valve bodies in parallel, and respectively realizes quantitative caching, exhausting and electrolyte injection actions by using three groups of driving arms, wherein the whole device has high integration level, simple and efficient structure, and realizes high-efficiency bubble-free automatic production of battery electrolyte injection.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a battery priming device, including battery magazine, cage, single chamber valve body, annotate liquid mouth, through piston, put actuating arm, vacuum joint, buffer memory inlet, vacuum gas circuit, end cap, annotate the liquid pipe, the cage of liftable has been arranged directly over the battery magazine, be provided with a plurality of single chamber valve bodies on the cage, single chamber valve body lower part is equipped with the trompil and has connect the notes liquid mouth, annotate the liquid mouth and refute the battery magazine downwards, vertical being provided with in the single chamber valve body dock downwards the through piston of trompil, put the movable lift of actuating arm in order to open and close notes liquid mouth in the upper connection of through piston, single chamber valve body has external vacuum joint in addition and offers buffer memory inlet, vacuum joint accepts the flexible butt joint of vacuum gas circuit in good time, buffer memory inlet accepts the flexible butt joint of end cap or notes liquid pipe in the time.

In a preferred embodiment of the utility model, the battery material box dynamically flows on a roller conveying line, and a stop cylinder electrically connected with the photoelectric sensor is arranged on the roller conveying line, and the stop cylinder can enable the battery material box to stay under the cage frame.

In a preferred embodiment of the utility model, lateral clamping pneumatic pushing plates matched with the battery material boxes are arranged on two sides of the roller conveying line.

In a preferred embodiment of the utility model, the cage is hung on a portal frame by a lifting cylinder, and second linear bearing guide posts movably connected to the cage are symmetrically arranged on two sides of the lifting cylinder.

In a preferred embodiment of the utility model, the single-cavity valve body is formed by sealing and locking an upper shell, a middle shell and a lower shell through bolts, the vacuum connector and the buffer liquid inlet are arranged on the upper shell, the opening and the liquid injection nozzle are arranged on the lower shell, the upper shell is provided with a second linear bearing inserted into a straight-through piston, the middle shell is provided with a buffer liquid cavity, the buffer liquid cavity is communicated with the buffer liquid inlet, the vacuum connector and the opening at the same time, and sealing rings are arranged in adjacent gaps of the upper shell, the middle shell and the lower shell and the matching surfaces of the opening and the straight-through piston.

In a preferred embodiment of the utility model, three pairs of vertical line rails are arranged on two sides of the cage frame, the central driving arm is horizontally arranged on one pair of the vertical line rails and is connected with a central lifting cylinder, and the central lifting cylinders are vertically and downwardly integrated on two sides of the cage frame.

In a preferred embodiment of the present utility model, the vacuum air path is constructed on a first side driving arm, a vacuumizing interface is arranged on the side surface of the first side driving arm, an anastomotic hole of a butt-joint vacuum connector is arranged at the lower part of the first side driving arm, and the anastomotic hole and the vacuumizing interface are positioned at two ends of the vacuum air path;

the first side driving arm is parallel to the middle driving arm, is arranged on the other pair of the vertical line rails and is connected with a second lifting cylinder, and the second lifting cylinder is vertically integrated on two sides of the cage frame downwards.

In a preferred embodiment of the present utility model, the plug is disposed at a lower portion of a second side driving arm;

the second side driving arms are parallel to the middle driving arm, are arranged on the other pair of the vertical line rails and are connected with a third lifting cylinder, and the third lifting cylinder is vertically integrated on two sides of the cage frame downwards.

The beneficial effects of the utility model are as follows: according to the battery electrolyte injection device, the plurality of blade type single-cavity valve bodies are integrated in parallel, and the quantitative buffering, exhausting and liquid injection actions of electrolyte are respectively realized by using the three groups of driving arms, so that the whole device is high in integration level, simple and efficient in structure, and high-efficiency bubble-free automatic production of battery electrolyte injection is realized.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a diagram showing the overall structure of a battery priming device according to the present utility model;

FIG. 2 is an enlarged partial view of a single chamber valve body of a battery priming device according to the present utility model;

FIG. 3 is an enlarged partial construction view of the whole machine of the battery priming device of the present utility model;

fig. 4 is an enlarged partial structure view of a single chamber valve body of a battery priming device of the present utility model.

Description of the embodiments

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, an embodiment of the present utility model includes:

the utility model provides a battery priming device, includes battery magazine 1, cage 2, single chamber valve body 3, annotates liquid mouth 4, through piston 5, put actuating arm 6, vacuum joint 7, buffering inlet 8, vacuum gas circuit 9, end cap 10, annotates liquid pipe 11 in, arrange cage 2 that can go up and down directly over battery magazine 1, be provided with a plurality of single chamber valve bodies 3 on the cage 2, single chamber valve body 3 lower part is equipped with trompil 31 and has connect annotates liquid mouth 4, annotate liquid mouth 4 and dock battery magazine 1 downwards, vertical being provided with in the single chamber valve body 3 is downwards dock the through piston 5 of trompil 31, connect in the middle actuating arm 6 activity lift on through piston 5 and open and close annotate liquid mouth 4, single chamber valve body 3 has external vacuum joint 7 in addition and offers buffering inlet 8, vacuum joint 7 accepts the flexible butt joint of vacuum gas circuit 9 in good time, buffering inlet 8 timesharing accepts 10 or annotates the flexible butt joint of liquid pipe 11.

The battery material box 1 dynamically flows on a roller conveying line 12, a stopping air cylinder 13 electrically connected with a photoelectric sensor is arranged on the line diameter of the roller conveying line 12, and the stopping air cylinder 13 can enable the battery material box 1 to stay under the cage frame 2.

Further, two sides of the roller conveying line 12 are provided with lateral clamping pneumatic pushing plates 14 matched with the battery material boxes 1.

Further, the cage 2 is suspended on a portal frame 16 by a lifting cylinder 15, and second linear bearing guide posts 17 movably connected to the cage 2 are symmetrically arranged on two sides of the lifting cylinder 15.

Further, the single-cavity valve body 3 is formed by locking an upper shell 311, a middle shell 322 and a lower shell 333 through bolt sealing, the vacuum connector 7 and the buffer liquid inlet 8 are arranged on the upper shell 311, the opening hole 31 and the liquid injection nozzle 4 are arranged on the lower shell 333, the upper shell 311 is provided with a second linear bearing 51 inserted into the through piston 5, the middle shell 322 is provided with a buffer liquid cavity 52, the buffer liquid cavity 52 is simultaneously communicated with the buffer liquid inlet 8, the vacuum connector 7 and the opening hole 31, and adjacent gaps of the upper shell 311, the middle shell 322 and the lower shell 333 and the matching surface of the opening hole 31 and the through piston 5 are respectively provided with a sealing ring 53.

Further, three pairs of vertical line rails 201 are arranged on two sides of the cage 2, the central driving arm 6 is horizontally installed on one pair 2a of the vertical line rails 201 and is connected with a central lifting cylinder 202, and the central lifting cylinder 202 is vertically downwards integrated on two sides of the cage 2.

Further, the vacuum air channel 9 is constructed on a first side driving arm 901, a vacuumizing interface 902 is arranged on the side surface of the first side driving arm 901, an anastomotic hole of the butt-joint vacuum connector 7 is arranged at the lower part of the first side driving arm 901, and the anastomotic hole and the vacuumizing interface 902 are positioned at two ends of the vacuum air channel 9;

the first lateral driving arm 901 is mounted on the other pair 2b of vertical line rails 201 parallel to the central driving arm 6 and is connected with a second lifting cylinder 903, and the second lifting cylinder 903 is vertically integrated downwards at two sides of the cage 2.

Further, the plug 10 is disposed at the lower part of the second side driving arm 1001;

the second side driving arm 1001 is mounted on the other pair 2c of vertical line rails 201 parallel to the middle driving arm 6 and is connected with a third lifting cylinder 3303, and the third lifting cylinder 3303 is vertically integrated downwards at two sides of the cage 2.

The implementation process of filling the battery electrolyte for the battery by the device is as follows:

the upstream battery material box 1 flows along the roller conveying line 12 and is intercepted at the stopping cylinder 13, a lifting cylinder is arranged at the bottom of the roller conveying line 12, the lifting cylinder lifts the battery material box 1 off the roller conveying line 12, and then the two sides of the battery material box 1 are clamped and guided by the lateral clamping pneumatic pushing plate 14. Then the lifting cylinder 15 pushes down the cage 2 to enable the liquid injection nozzle 4 to be connected with a square battery in the battery material box 1, then the through piston 5 descends to plug the opening 31, then the plug 10 is lifted up and separated from the buffer liquid inlet 8, then the liquid injection pipe 11 is driven by a YZ two-axis servo module arranged on the portal frame 16 as shown in fig. 3 to be inserted into the buffer liquid inlet 8, and electrolyte is quantitatively injected into the buffer liquid cavity 52 as shown in fig. 2; after the quantitative buffering is finished, the liquid injection pipe 11 is withdrawn, and the plug 10 resets and plugs the buffering liquid inlet 8; then, the first side driving arm 901 descends, the vacuum gas path 9 is connected to the vacuum connector 7, and at the moment, bubbles in the buffer liquid cavity 52 can be sucked away along with negative pressure. This step may be repeated for multiple volumes to achieve complete bubble removal. After the bubble removal is completed, the middle driving arm 6 pulls up the through piston 5 in a vacuum environment, and the injected liquid automatically flows into the battery cell.

In summary, the utility model provides a battery electrolyte injection device, which integrates a plurality of blade type single-cavity valve bodies 3 in parallel, and respectively realizes quantitative buffering, exhausting and electrolyte injection actions by using three groups of driving arms, so that the whole device has high integration level, simple and efficient structure, and realizes high-efficiency bubble-free automatic production of battery electrolyte injection.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.

Claims

1. The utility model provides a battery priming device, its characterized in that includes battery magazine, cage, single chamber valve body, annotates liquid mouth, through piston, put actuating arm, vacuum joint, buffering inlet, vacuum gas circuit, end cap, notes liquid pipe, the cage of liftable has been arranged directly over the battery magazine, be provided with a plurality of single chamber valve bodies on the cage, single chamber valve body lower part is equipped with the trompil and has annotated the liquid mouth, annotate liquid mouth and dock down the battery magazine, vertical being provided with in the single chamber valve body dock downwards the through piston of trompil, put the actuating arm activity in the through piston and go up and down in order to open and close annotate the liquid mouth, single chamber valve body has external vacuum joint in addition and offers buffering inlet, vacuum joint accepts the flexible butt joint of vacuum gas circuit in good time, buffer inlet accepts the flexible butt joint of end cap or notes liquid pipe in the time-sharing.

2. The battery priming device of claim 1, wherein the battery cartridge dynamically flows on a roller conveyor line, wherein a stop cylinder is provided on the roller conveyor line, which is electrically connected to the photoelectric sensor, and wherein the stop cylinder enables the battery cartridge to stay directly under the cage.

3. The battery priming device of claim 2, wherein lateral clamping pneumatic push plates matching battery cartridges are provided on both sides of the roller conveyor line.

4. The battery priming device of claim 1, wherein the cage is suspended from a gantry by a lifting cylinder, and second linear bearing guide posts movably connected to the cage are symmetrically disposed on both sides of the lifting cylinder.

5. The battery priming device of claim 1, wherein the single-chamber valve body is formed by locking an upper shell, a middle shell and a lower shell in a sealing manner through bolts, the vacuum joint and the buffering liquid inlet are arranged on the upper shell, the opening hole and the liquid filling nozzle are arranged on the lower shell, the upper shell is provided with a second linear bearing inserted into a straight-through piston, the middle shell is provided with a buffering liquid chamber, the buffering liquid chamber is communicated with the buffering liquid inlet, the vacuum joint and the opening hole at the same time, and sealing rings are arranged on adjacent gaps of the upper shell, the middle shell and the lower shell and a matching surface of the opening hole and the straight-through piston.

6. The battery priming device of claim 1, wherein three pairs of vertical rails are provided on both sides of the cage, the center drive arm is horizontally mounted on one pair of vertical rails and connected to a center lift cylinder, and the center lift cylinders are vertically integrated down on both sides of the cage.

7. The battery priming device of claim 6, wherein the vacuum air path is constructed on a first side drive arm, a side surface of the first side drive arm is provided with a vacuumizing interface, a lower part of the first side drive arm is provided with an anastomotic hole of a butt-joint vacuum connector, and the anastomotic hole and the vacuumizing interface are positioned at two ends of the vacuum air path;

8. The battery priming device of claim 6, wherein said plug is disposed at a lower portion of a second side drive arm;