Automated liquid injection device for lithium ion batteries

Abstract

Disclosed in the present invention is an automated liquid injection device for lithium ion batteries, comprising a liquid injection device body; the liquid injection device body comprises a processing device body, the processing device body comprising a processing base, and a vertical side panel I and a vertical side panel II being arranged above the processing base separately. The present invention has the beneficial effects of achieving a compact structure, reducing the working intensity of workers, improving the processing effect for lithium ion battery bases, and improving the processing convenience for lithium ion batteries.

Description

Automatic liquid injection device for lithium-ion batteries Technical Field

[0001] The invention relates to the technical field of lithium ion battery processing, in particular to an automatic liquid injection device for lithium ion batteries. Background Art

[0002] Lithium-ion batteries have the advantages of high operating voltage, high specific energy, long cycle life, and no environmental pollution. They are widely used in mobile communication devices, portable electronic devices, etc. A typical lithium-ion battery is usually composed of a stacked anode and cathode, a separator between the two, and an electrolyte injected into the battery.

[0003] Existing lithium-ion battery filling devices are primarily simple in structure, but they still suffer from numerous drawbacks: 1. Existing lithium-ion battery filling devices primarily utilize syringes and manual squeezing to control the filling of lithium-ion batteries. However, the weight of the liquid during the filling process increases the cost of the filling device. 2. Existing filling devices are relatively simple in structure and cannot be controlled based on the state of the electrolyte.

[0004] Based on the above technical defects, the present application urgently needs an automatic liquid injection device for lithium-ion batteries. Summary of the Invention

[0005] The purpose of the present invention is to overcome the shortcomings of the prior art and provide an automatic filling device for lithium-ion batteries that has a compact structure, reduces the workload of workers, improves the processing and handling effect of lithium-ion battery bases, and enhances the processing convenience of lithium-ion batteries.

[0006] The object of the present invention is achieved by the following technical solution: an automatic liquid filling device for a lithium-ion battery, comprising a liquid filling device body, the liquid filling device body comprising a processing device body, and the processing device body comprising a processing base, and a vertical side panel 1 and a vertical side panel 2 are respectively provided above the processing base;

[0007] The vertical side panel 1 and the vertical side panel 2 are provided with a snap-in groove 1, a snap-in groove 2 and a snap-in groove 3, the top of the processing device body is provided with a collecting chamber, and the bottom of the collecting chamber is provided with a supporting mounting plate, the interior of the processing base is a cavity structure, and processing plate 1 is placed on the top, support plate 1 and support plate 2 are provided at both ends of the processing plate 1, and support plate 1 and support plate 2 are integrally formed with processing plate 1, the two sections of the processing plate 1 are provided with inclined section 1 and inclined section 2, and the middle of the processing plate 1 is provided with a through hole 1, and above the processing plate 1 are provided with movable partition 1, movable partition 2, movable partition 3, movable partition 4, movable partition 5, movable partition 6, movable partition 7, movable partition 8 and movable partition 9, and the snap-in groove 3 is provided with an injection plate.

[0008] In the automatic liquid injection device for lithium-ion batteries of the present invention, a groove 1 is provided on the top of the injection plate, and a liquid injection tube 1 is provided on the bottom of the groove 1. There are several liquid injection tubes 1, and a processing plate 1 is provided below the liquid injection tube 1. Removable support plates 1 and detachable support plates 2 are provided above the support plates 1 and 2, respectively, and rotating shafts are provided on the ends of the removable support plates 1 and detachable support plates 2.

[0009] In the automatic liquid injection device for lithium-ion batteries of the present invention, vertical baffle 1 and vertical baffle 2 are respectively provided on both side surfaces of the processing plate 1, and between the vertical baffle 1 and the vertical baffle 2 are movable partition 1, movable partition 2, movable partition 3, movable partition 4, movable partition 5, movable partition 6, movable partition 7, movable partition 8 and movable partition 9. A plurality of through holes 2 are provided in the middle of the groove 1, and movable blocks are provided on the two side walls and bottom of the movable partition 1, movable partition 2, movable partition 3, movable partition 4, movable partition 5, movable partition 6, movable partition 7, movable partition 8 and movable partition 9.

[0010] In the automatic liquid injection device for lithium-ion batteries of the present invention, both ends of the movable partition plate 1, movable partition plate 2, movable partition plate 3, movable partition plate 4, movable partition plate 5, movable partition plate 6, movable partition plate 7, movable partition plate 8 and movable partition plate 9 are provided with a fixed flange 1 and a fixed flange 2, and the fixed flange 1 and the fixed flange 2 are provided with a fixed through-hole thread 1, and there are at least two fixed through-hole threads 1, and a lithium-ion battery base is placed between the movable partition plate 1, movable partition plate 2, movable partition plate 3, movable partition plate 4, movable partition plate 5, movable partition plate 6, movable partition plate 7, movable partition plate 8 and movable partition plate 9.

[0011] In the automatic liquid injection device for lithium-ion batteries of the present invention, auxiliary processing plates 1 are clamped on both ends of the clamping groove 1, and the auxiliary processing plate 1 includes a first auxiliary section, a second auxiliary section and a third auxiliary section, the second auxiliary section is located in the middle of the processing device body, and the second auxiliary section is located between the first auxiliary section and the third auxiliary section, the auxiliary processing plate 1 is located at the top of the processing device body, and the two ends of the auxiliary processing plate 1 are fixed by bolts, a groove 2 is provided on the first auxiliary section, and a cutting device is provided above the groove 2, the cutting device includes a cutting and placing barrel, and a motor 1 is provided inside the cutting and placing barrel, a replaceable rotating shaft 1 is provided on the end of the output shaft of the motor 1, and a cutting blade is provided on the replaceable rotating shaft 1, when the size of the base of the lithium-ion battery does not meet the requirements, it is clamped by manual hand-holding or an L-shaped pressure plate, and the L-shaped pressure plate is fixed to the side wall by bolts.

[0012] In the automatic liquid injection device for lithium-ion batteries of the present invention, inclined panels 1 and 2 are provided on the bottom of the collection chamber, and a discharge pipe 1 is provided between the inclined panels 1 and 2. Mounting blocks are provided on the inclined panels 1 and 2, and detachable filter screens are provided on the two mounting blocks. A transparent glass observation window is provided on the side wall of the collection chamber, and scale lines are provided on the transparent glass observation window. A feed port 1 and a feed pipe 2 are provided on the top of the collection chamber.

[0013] In the automatic liquid injection device for lithium-ion batteries of the present invention, a processing plate 2 is provided on the card-in slot 2, and one end of the processing plate 2 is inserted into the card-in slot 2, a support plate 3 is provided on one end of the processing plate 2, a groove 3 is provided on the top of the processing plate 2, and a vertical fixing plate 1 and a vertical fixing plate 2 are respectively provided on the two ends of the processing plate 2, a motor 2 is provided on the support plate 3, and the output shaft of the motor 2 passes through the vertical fixing plate 2, and the other end is rotatably placed on the vertical fixing plate 1.

[0014] In the automatic liquid injection device of the lithium ion battery of the present invention, the output shaft of the motor 2 is provided with an external thread, and a walking sleeve is provided on the external thread, the bottom of the walking sleeve is a walking rod, the processing plate 2 is provided with a rectangular limiting through hole, and the rectangular limiting through hole is located directly below the output shaft of the motor 2, the walking rod includes a walking rod 1 and a walking rod 2, and the walking rod 1 and the walking rod 2 are provided with at least three lengths, a movable plate 1 is provided below the walking rod 2, and a detachable rectangular liquid injection plate is provided below the movable plate 1, and a liquid injection tube 2 is provided below the rectangular liquid injection plate, and a PLC control switch is provided on the liquid injection tube 2 and the liquid injection tube 1, and the injection plate placed on the slot 3 can also be directly injected through the detachable rectangular liquid injection plate when not placed.

[0015] In the automatic liquid filling device for lithium-ion batteries of the present invention, a liquid filling tube three is provided on the inside of the walking rod one and the walking rod two, and an inclined liquid filling tube one is provided on the end of the liquid filling tube three, a connecting tube one is provided between the inclined liquid filling tube one and the discharge tube one, and the connecting tube one is flexibly arranged, a through hole three is provided next to the rectangular limiting through hole, and an inclined blanking plate one is provided on the upper part of the through hole three.

[0016] In the automatic liquid injection device for lithium-ion batteries of the present invention, a collecting bucket is provided inside the processing base, and a suction pump is provided on the side wall of the collecting bucket. The suction pump pipe is connected to an external collecting and processing device.

[0017] The present invention has the following advantages:

[0018] 1. The liquid injection device body of the present invention includes a processing device body, and the processing device body includes a processing base. A vertical side panel 1 and a vertical side panel 2 are respectively provided above the processing base. The thickness and width of the vertical side panel 1 and the vertical side panel 2 can be selected according to needs. At the same time, the vertical side panel 1 and the vertical side panel 2 have three different heights, so as to ensure the convenience of processing.

[0019] The vertical side panel 1 and the vertical side panel 2 are provided with a snap-in slot 1, a snap-in slot 2 and a snap-in slot 3. The arrangement of multiple snap-in slots can ensure convenient placement while ensuring processing stability. A collecting chamber is provided on the top of the processing device body, and a supporting mounting plate is provided on the bottom of the collecting chamber. The interior of the processing base is a cavity structure, and processing plate 1 is placed on the top. Support plates 1 and 2 are provided at both ends of processing plate 1, and support plates 1 and 2 are integrally formed with processing plate 1. The two sections of processing plate 1 are provided with inclined section 1 and inclined section 2, and are set at a small inclination angle without affecting the movement of the partition. A through hole 1 is provided in the middle of processing plate 1, and through hole 1 is fixed by a rubber plug. Movable partition 1, movable partition 2, movable partition 3, movable partition 4, movable partition 5, movable partition 6, movable partition 7, movable partition 8 and movable partition 9 are provided above processing plate 1. An injection plate is provided on the snap-in slot 3, so that lithium-ion batteries of different sizes can be conveniently filled.

[0020] 2. The present invention provides a groove 1 on the top of the injection plate, and a liquid injection tube 1 is provided on the bottom of the groove 1. There are several liquid injection tubes 1, and below the liquid injection tube 1 is a processing plate 1. Removable support plate 1 and removable support plate 2 are provided above support plate 1 and support plate 2 respectively, and rotating shafts are provided on the ends of removable support plate 1 and removable support plate 2.

[0021] Vertical baffle 1 and vertical baffle 2 are respectively provided on both side surfaces of processing plate 1, so as to ensure that the motor can rotate, and at the same time, the forward and reverse rotation of the motor can be conveniently realized under the action of the PLC control system, and between vertical baffle 1 and vertical baffle 2 are movable partition 1, movable partition 2, movable partition 3, movable partition 4, movable partition 5, movable partition 6, movable partition 7, movable partition 8 and movable partition 9. The arrangement of multiple partitions makes it possible to fill lithium-ion batteries according to needs, and a plurality of through holes 1 are provided in the middle of groove 1, and movable partition 1, movable partition 2, movable partition 3, movable partition 4, movable partition 5, movable partition 6, movable partition 7, movable partition 8 and movable partition 9 are provided on both side walls and bottom, which facilitates convenient movement and ensures that lithium-ion electrolyte can be filled under different environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] FIG1 is a schematic structural diagram of the present invention;

[0023] FIG2 is a schematic structural diagram of a processing plate 2 in the present invention;

[0024] FIG3 is a schematic diagram of the partial structure of the processing plate 1 in the present invention;

[0025] FIG4 is a schematic structural diagram of the first snap-in slot of the present invention;

[0026] FIG5 is a partial enlarged schematic diagram of point A in FIG1;

[0027] FIG6 is a partial enlarged schematic diagram of point B in FIG1;

[0028] FIG7 is a partial enlarged schematic diagram of point C in FIG1 ;

[0029] FIG8 is a partial enlarged schematic diagram of point D in FIG3 .

[0030] In the figure, the liquid injection device body 1, the processing device body 2, the processing base 3, the vertical side panel 1 4, the vertical side panel 2 5, the snap-in groove 1 6, the snap-in groove 2 7, the snap-in groove 3 8, the collecting chamber 9, the processing plate 1 10, the support plate 1 11, the support plate 2 12, the through hole 1 13, the movable partition 3 14, the movable partition 4 15, the movable partition 5 16, the movable partition 6 17, the movable partition 7 18, the placement injection plate 19, the groove 1 20, the liquid injection tube 1 21, the detachable support plate 2 22, the fixing flange 1 23, the fixing through hole thread 1 24, the first auxiliary section 25, the second auxiliary section 26, the third auxiliary section 27, Groove two 28, rotating shaft one 29, cutting blade 30, L-shaped pressure plate 31, inclined panel one 32, inclined panel two 33, discharge pipe one 34, detachable filter screen 35, feed port one 36, feed pipe two 37, processing plate two 38, support plate three 39, vertical fixing plate one 40, vertical fixing plate two 41, external thread 42, walking sleeve 43, walking rod two 44, rectangular limiting through hole 45, moving plate one 46, detachable rectangular liquid injection plate 47, liquid injection pipe two 48, liquid injection pipe three 49, inclined liquid injection pipe one 50, connecting pipe one 51, through hole three 52, inclined blanking plate one 53, collecting bucket 54. DETAILED DESCRIPTION

[0031] The present invention will be further described below with reference to the accompanying drawings, and the protection scope of the present invention is not limited to the following:

[0032] As shown in Figures 1 to 8, an automatic liquid injection device for lithium-ion batteries includes a liquid injection device body 1, which includes a processing device body 2, and the processing device body 2 includes a processing base 3. Vertical side panels 1 and 2 are respectively provided above the processing base 3 to ensure the environmental setting of the upper liquid injection;

[0033] The vertical side panels 1 4 and 2 5 are provided with a snap-in slot 1 6, a snap-in slot 2 7 and a snap-in slot 3 8. The top of the processing device body 2 is provided with a collection chamber 9, and the bottom of the collection chamber 9 is provided with a support plate. The interior of the processing base 3 is a cavity structure, and a processing plate 10 is placed on the top. Support plates 1 11 and 2 12 are provided at both ends of the processing plate 10, and the support plates 1 11 and 2 12 are integrally formed with the processing plate 10. The two sections of the processing plate 10 are provided with inclined sections. One and inclined section two, and a through hole 13 is provided in the middle of the processing plate 10, and the through hole 13 is fixed with a rubber plug, so that it can be opened and closed according to actual needs, and above the processing plate 10 are provided with movable partition 1, movable partition 2, movable partition 3 14, movable partition 4 15, movable partition 5 16, movable partition 6 17, movable partition 7 18, movable partition 8 and movable partition 9, and an injection plate 19 is placed on the card-in slot 3 8, so that it can be selected according to the actual needs of liquid injection.

[0034] A groove 20 is provided on the top of the injection plate 19, and an injection tube 21 is provided on the bottom of the groove 20. There are several injection tubes 21, and the injection tube 21 is provided with a PLC control switch so that it can be coordinated as needed. At the same time, the upper injection component cooperates with the lithium ion injection clamping device below, and can be completed with manual assistance. Below the injection tube 21 is the processing plate 10, and above the support plate 11 and the support plate 2 12 are respectively provided with a detachable support plate 1 and a detachable support plate 2 22, and the ends of the detachable support plate 1 and the detachable support plate 2 22 are provided with a rotating shaft.

[0035] Vertical baffle 1 and vertical baffle 2 are respectively provided on both side surfaces of the processing plate 10, and between the vertical baffle 1 and the vertical baffle 2 are movable partition 1, movable partition 2, movable partition 3 14, movable partition 4 15, movable partition 5 16, movable partition 6 17, movable partition 7 18, movable partition 8 and movable partition 9, so that liquid injection operations can be performed on lithium-ion batteries of different sizes, thereby improving the liquid injection effect. A number of through holes 13 are provided in the middle of the groove 20, and movable blocks (not shown in the figure) are provided on the two side walls and bottom of movable partition 1, movable partition 2, movable partition 3 14, movable partition 4 15, movable partition 5 16, movable partition 6 17, movable partition 7 18, movable partition 8 and movable partition 9, so that they can be conveniently moved and fixed.

[0036] Both ends of movable partition one, movable partition two, movable partition three 14, movable partition four 15, movable partition five 16, movable partition six 17, movable partition seven 18, movable partition eight and movable partition nine are provided with fixed flange one 23 and fixed flange two, and fixed flange one 23 and fixed flange two are provided with fixed through-hole thread one 24, and there are at least two fixed through-hole thread one 24, which ensures that the partition can be fixed, and lithium-ion battery bases are placed between movable partition one, movable partition two, movable partition three 14, movable partition four 15, movable partition five 16, movable partition six 17, movable partition seven 18, movable partition eight and movable partition nine.

[0037] The auxiliary processing plate 1 is inserted into both ends of the card slot 1 6, and the auxiliary processing plate 1 includes a first auxiliary section 25, a second auxiliary section 26 and a third auxiliary section 27. The second auxiliary section 26 is located in the middle of the processing device body 2, and the second auxiliary section 26 is located between the first auxiliary section 25 and the third auxiliary section 27. The auxiliary processing plate 1 is located at the top of the processing device body 2, and the two ends of the auxiliary processing plate 1 are fixed by bolts. A groove 28 is provided on the first auxiliary section 25, and a cutting device is provided above the groove 28. The cutting device includes a cutting placement A barrel is provided, and a motor is provided inside the cutting and placing barrel, a replaceable rotating shaft 29 is provided at the end of the output shaft of the motor, and a cutting blade 30 is provided on the replaceable rotating shaft 29, so that the size of the base of the lithium-ion battery to be filled can be partially trimmed as needed, and the plastic protrusions in the injection molding process can also be trimmed, thereby improving the convenience of processing. When the size of the base of the lithium-ion battery does not meet the requirements, it is clamped by manual hand-holding or L-shaped pressing plate 31, and the L-shaped pressing plate 31 is fixed to the side wall by bolts.

[0038] An inclined panel 1 32 and an inclined panel 2 33 are provided at the bottom of the collecting chamber 9, and a discharge pipe 1 34 is provided between the inclined panel 1 32 and the inclined panel 2 33. A mounting block is provided on the inclined panel 1 32 and the inclined panel 2 33, and a detachable filter 35 is provided on the two mounting blocks. A transparent glass observation window is provided on the side wall of the collecting chamber 9, and a scale line is provided on the transparent glass observation window, so that the internal electrolyte can be easily observed. A feed port 1 36 and a feed pipe 2 37 are provided on the top of the collecting chamber 9.

[0039] A processing plate 2 38 is provided on the snap-in slot 2 7, and one end of the processing plate 2 38 is inserted into the snap-in slot 2 7, a support plate 39 is provided on one end of the processing plate 2 38, a groove 3 is provided on the top of the processing plate 2 38, and a vertical fixing plate 1 40 and a vertical fixing plate 2 41 are respectively provided on both ends of the processing plate 2 38, a motor 2 is provided on the support plate 39, and the output shaft of the motor 2 passes through the vertical fixing plate 2 41, and the other end is rotatably placed on the vertical fixing plate 1 40, so as to ensure that the walking sleeve 43 can stably move back and forth left and right.

[0040] An external thread 42 is provided on the output shaft of motor 2, and a walking sleeve 43 is provided on the external thread 42. The bottom of the walking sleeve 43 is a walking rod, and a walking slider is provided on the side wall of the walking rod, and cooperates with a rectangular limiting through hole 45. A rectangular limiting through hole 45 is provided on the processing plate 2 38, and the rectangular limiting through hole 45 is located directly below the output shaft of motor 2. The walking rod includes a walking rod 1 and a walking rod 2 44, and the walking rod 1 and the walking rod 2 44 are provided with at least three lengths. A movable plate 1 46 is provided below the walking rod 2 44, and a detachable rectangular liquid injection plate 47 is provided below the movable plate 1 46, and a liquid injection tube 2 48 is provided below the rectangular liquid injection plate 47. Both the liquid injection tube 2 48 and the liquid injection tube 1 21 are provided with a PLC control switch. At the same time, the injection plate placed on the slot 3 8 can also be directly injected through the detachable rectangular liquid injection plate 47 when not placed.

[0041] An injection pipe three 49 is provided inside the walking rod one and the walking rod two 44, and the injection pipe three 49 is provided with a PLC control switch, and an inclined injection pipe one 50 is provided at the end of the injection pipe three 49, and a connecting pipe one 51 is provided between the inclined injection pipe one 50 and the discharge pipe one 34, and the connecting pipe one 51 is flexibly set, and a through hole three 52 is provided next to the rectangular limiting through hole 45, and an inclined blanking plate one 53 is provided on the upper part of the through hole three 52, which ensures that convenient grouting can be carried out with the help of human assistance.

[0042] A collecting barrel 54 is provided inside the processing base 3, and a suction pump is provided on the side wall of the collecting barrel 54. The suction pump pipe is connected to an external collecting and processing device, or is connected to the feed pipe 2 37, so that the waste liquid can be collected, preventing secondary pollution and preventing waste of raw materials.

[0043] Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or substitute equivalents for some of the technical features. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An automatic liquid injection device for lithium-ion batteries, Features: The liquid injection device body includes a processing device body, and the processing device body includes a processing base, and a vertical side panel 1 and a vertical side panel 2 are respectively provided above the processing base; The vertical side panel 1 and the vertical side panel 2 are provided with a snap-in groove 1, a snap-in groove 2 and a snap-in groove 3, the top of the processing device body is provided with a collecting chamber, and the bottom of the collecting chamber is provided with a supporting mounting plate, the interior of the processing base is a cavity structure, and a processing plate 1 is placed on the top, support plates 1 and 2 are provided at both ends of the processing plate 1, and support plates 1 and 2 are integrally formed with the processing plate 1, the two sections of the processing plate 1 are provided with an inclined section 1 and an inclined section 2, and a through hole 1 is provided in the middle of the processing plate 1, and movable partitions 1, 2, 3, 4, 5, 6, 7, 8 and 9 are provided above the processing plate 1, and an injection plate is placed on the snap-in groove 3.

2. The automatic liquid injection device for lithium-ion batteries according to claim 1, Features: A groove 1 is provided on the top of the injection plate, and an injection tube 1 is provided on the bottom of the groove 1. There are several injection tubes 1, and a processing plate 1 is provided below the injection tube 1. Removable support plates 1 and detachable support plates 2 are provided above the support plates 1 and 2 respectively, and rotating shafts are provided on the ends of the removable support plates 1 and detachable support plates 2.

3. The automatic liquid injection device for a lithium-ion battery according to claim 2, Features: Vertical baffle plate 1 and vertical baffle plate 2 are respectively provided on both side surfaces of the processing plate 1, and movable partition plate 1, movable partition plate 2, movable partition plate 3, movable partition plate 4, movable partition plate 5, movable partition plate 6, movable partition plate 7, movable partition plate 8 and movable partition plate 9 are provided between the vertical baffle plate 1 and the vertical baffle plate 2. A plurality of through holes 2 are provided in the middle of the groove 1, and movable blocks are provided on the two side walls and the bottom of the movable partition plate 1, movable partition plate 2, movable partition plate 3, movable partition plate 4, movable partition plate 5, movable partition plate 6, movable partition plate 7, movable partition plate 8 and movable partition plate 9.

4. The automatic liquid injection device for lithium ion batteries according to claim 3, Features: The two ends of the movable partition 1, movable partition 2, movable partition 3, movable partition 4, movable partition 5, movable partition 6, movable partition 7, movable partition 8 and movable partition 9 are provided with a fixed flange 1 and a fixed flange 2, and the fixed flange 1 and the fixed flange 2 are provided with a fixed through hole thread 1, and there are at least two fixed through hole threads 1, and a lithium-ion battery base is placed between the movable partition 1, movable partition 2, movable partition 3, movable partition 4, movable partition 5, movable partition 6, movable partition 7, movable partition 8 and movable partition 9.

5. The automatic liquid injection device for lithium ion batteries according to claim 4, Features: An auxiliary processing plate 1 is inserted into both ends of the slot 1, and the auxiliary processing plate 1 includes a first auxiliary section, a second auxiliary section and a third auxiliary section, the second auxiliary section is located in the middle of the processing device body, and the second auxiliary section is located between the first auxiliary section and the third auxiliary section, the auxiliary processing plate 1 is located at the top of the processing device body, and both ends of the auxiliary processing plate 1 are fixed by bolts, a groove 2 is provided on the first auxiliary section, and a cutting device is provided above the groove 2, the cutting device includes a cutting and placing barrel, and a motor 1 is provided inside the cutting and placing barrel, a replaceable rotating shaft 1 is provided on the end of the output shaft of the motor 1, and a cutting blade is provided on the replaceable rotating shaft 1, when the size of the base of the lithium-ion battery does not meet the requirements, it is clamped by manual hand-holding or an L-shaped pressing plate, and the L-shaped pressing plate is fixed to the side wall by bolts.

6. The automatic liquid injection device for lithium-ion batteries according to claim 5, Features: An inclined panel 1 and an inclined panel 2 are provided on the bottom of the collecting chamber, and a discharge pipe 1 is provided between the inclined panel 1 and the inclined panel 2, mounting blocks are provided on the inclined panel 1 and the inclined panel 2, and a detachable filter screen is provided on the two mounting blocks, a transparent glass observation window is provided on the side wall of the collecting chamber, and scale lines are provided on the transparent glass observation window, and a feed port 1 and a feed pipe 2 are provided on the top of the collecting chamber.

7. The automatic liquid injection device for lithium ion batteries according to claim 6, Features: A processing plate 2 is provided on the second card-in slot, and one end of the processing plate 2 is inserted into the second card-in slot, a support plate 3 is provided on one end of the processing plate 2, a groove 3 is provided on the top of the processing plate 2, a vertical fixing plate 1 and a vertical fixing plate 2 are respectively provided on the two ends of the processing plate 2, a motor 2 is provided on the support plate 3, and the output shaft of the motor 2 passes through the vertical fixing plate 2, and the other end is rotatably placed on the vertical fixing plate 1.

8. The automatic liquid injection device for lithium ion batteries according to claim 7, Features: The output shaft of the motor 2 is provided with an external thread, and a walking sleeve is provided on the external thread, the bottom of the walking sleeve is a walking rod, the processing plate 2 is provided with a rectangular limiting through hole, and the rectangular limiting through hole is located directly below the output shaft of the motor 2, the walking rod includes a walking rod 1 and a walking rod 2, and the walking rod 1 and the walking rod 2 are provided with at least three lengths, a movable plate 1 is provided below the walking rod 2, and a detachable rectangular injection plate is provided below the movable plate 1, and an injection tube 2 is provided below the rectangular injection plate, and both the injection tube 2 and the injection tube 1 are provided with a PLC control switch, and the injection plate placed on the slot 3 can also be directly injected through the detachable rectangular injection plate when not placed.

9. The automatic liquid injection device for lithium ion batteries according to claim 8, Features: An injection tube three is arranged inside the walking rod one and the walking rod two, and an inclined injection tube one is arranged on the end of the injection tube three, a connecting tube one is arranged between the inclined injection tube one and the discharge tube one, and the connecting tube one is flexibly arranged, a through hole three is arranged next to the rectangular limiting through hole, and an inclined blanking plate one is arranged on the upper part of the through hole three.

10. The automatic liquid injection device for lithium ion batteries according to claim 9, Features: A collecting barrel is arranged inside the processing base, and a suction pump is arranged on the side wall of the collecting barrel. The suction pump pipe is connected with an external collecting and processing device.

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