CN112692132A

CN112692132A - Battery jacking assembly and battery steel shell notch forming mechanism

Info

Publication number: CN112692132A
Application number: CN201910987748.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: Wuxi Lead Intelligent Equipment Co Ltd
Current assignee: Wuxi Lead Intelligent Equipment Co Ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2021-04-23

Abstract

The invention discloses a battery jacking assembly, which comprises: the bottom plate comprises a bottom plate and a side plate arranged along the jacking direction of the battery; the bottom support assembly is used for bearing the battery, is arranged on the side plate in a sliding mode, and is in the jacking direction; the guide block is arranged on the bottom plate in a sliding mode, and the side face, opposite to the bottom support component, of the guide block is used for supporting the bottom support component; the side face, opposite to the bottom support component, of the guide block is a curved surface, so that the distance between the end face, used for supporting the battery, of the bottom support component and the bottom plate is variable. The invention adopts the guide block with the curved surface, and the power of the driving piece is converted in two directions through the guide block, thereby not only effectively improving the precision, but also effectively increasing the jacking force.

Description

Battery jacking assembly and battery steel shell notch forming mechanism

Technical Field

The invention relates to the technical field of battery forming equipment, in particular to a battery jacking assembly and a battery steel shell notch forming mechanism comprising the same.

Background

In the existing battery steel shell notch forming process, a battery is pushed or jacked to a channeling station, is fixed through a clamp and the like, and is rolled through a channeling machine. Because the battery height can reduce a little in the notch shaping in-process, and in order to make the notch shaping position remain throughout in predetermineeing the position, consequently the jacking subassembly need have for the battery one last ascending power, and the precision of current jacking subassembly is lower, can't satisfy actual precision demand.

In view of the above-mentioned shortcomings of the existing battery jacking assembly and battery steel shell notch forming mechanism, the inventor of the present invention has made extensive practical experience and professional knowledge for many years based on the design and manufacture of such products, and has actively studied and innovated in cooperation with the application of the theory, in order to create a battery jacking assembly and battery steel shell notch forming mechanism, which is more practical. After continuous research and design and repeated trial production and improvement, the invention with practical value is finally created.

Disclosure of Invention

The invention mainly aims to overcome the defect of low precision of the existing battery jacking assembly and the battery steel shell notch forming mechanism, and improves the precision of the mechanism by the action conversion of two directions through a curved surface feeding mode, thereby being more practical and having industrial utilization value.

The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme.

Battery jacking subassembly includes:

the support comprises a bottom plate and a side plate arranged along the jacking direction of the battery;

the bottom support assembly is used for bearing the battery, is arranged on the side plate in a sliding mode, and is in the jacking direction;

the guide block is arranged on the bottom plate in a sliding mode, and the side face, opposite to the bottom support component, of the guide block is used for supporting the bottom support component;

the first driving piece is connected with the guide block and used for providing sliding power for the guide block;

the side face, opposite to the shoe component, of the guide block is a curved surface, and at least part of the slope of the curved surface is smaller than 1, so that the distance between the end face, used for supporting the battery, of the shoe component and the bottom plate is variable.

As a preferred technical scheme, the curved surface of the guide block at least comprises a jacking section for jacking the battery to a rolling groove station and a working section for making up for height loss of the battery in a rolling groove process, wherein the slope of the working section is less than 1, and the working section and the jacking section are in smooth transition.

As a preferred technical solution, the apparatus further includes a first guide assembly for guiding the movement of the guide block, the first guide assembly includes:

the first sliding block is fixedly arranged on the bottom plate;

the first sliding rail is connected with the first sliding block in a sliding mode and fixedly arranged on the guide block;

the sliding groove extending direction of the first sliding block is the moving direction of the guide block;

or, the first guide assembly comprises:

the first sliding rail is fixedly arranged on the bottom plate;

the first sliding block is connected with the first sliding rail in a sliding mode and fixedly arranged on the guide block;

the extending direction of the first slide rail is the moving direction of the guide block.

As a preferred technical solution, the shoe further comprises a second guiding component for guiding the shoe component, and the second guiding component comprises:

the second sliding block is fixedly arranged on the side plate;

the second sliding rail is connected with the second sliding block in a sliding mode and fixedly connected with the bottom support assembly;

the sliding groove extending direction of the first sliding block is the jacking direction;

or the like, or, alternatively,

the second sliding rail is fixedly arranged on the side plate;

the second sliding block is connected with the second sliding rail in a sliding mode and fixedly connected with the bottom support assembly;

and the extending direction of the second slide rail is the jacking direction.

As a preferable technical scheme, the end part of the shoe assembly, which is contacted with the guide block, is provided with a driven roller.

As a preferred technical solution, the shoe assembly includes:

the lifting fixing seat is a cylinder with a cavity arranged inside and is arranged on the side plate in a sliding manner;

the bottom support is arranged at the first end part of the lifting fixing seat and used for supporting the battery;

the telescopic shaft is arranged at the second end part, opposite to the first end part, of the lifting fixing seat and is in contact with the guide block.

As a preferred technical solution, the bottom bracket assembly further comprises a pressure sensor, and the pressure sensor is fixedly arranged in the cavity of the lifting fixing seat;

the telescopic shaft is arranged in the cavity of the lifting fixing seat in a sliding mode, one end of the telescopic shaft is arranged in the cavity and is opposite to the detection end of the pressure sensor, and the other end of the telescopic shaft is arranged outside the lifting fixing seat and in contact with the guide block.

As a preferable technical solution, a second elastic member is disposed between the telescopic shaft and the pressure sensor, and is used for buffering the force applied to the pressure sensor by the telescopic shaft.

As a preferred technical solution, the shoe assembly further includes a first elastic member, one end of the first elastic member is fixed on the lifting fixing seat, and the other end of the first elastic member is fixed on the bottom plate, and is configured to provide a force to the bottom plate for the lifting fixing seat.

As a preferred technical scheme, the lifting device further comprises a displacement sensor for detecting the moving distance of the lifting fixing seat or the bottom support.

Battery steel casing notch forming mechanism includes:

the rolling groove assembly is used for performing rolling groove treatment on the battery at a rolling groove station;

a guide assembly for guiding movement of the battery;

the limiting assembly comprises a shell opening sleeve and a second driving piece, the second driving piece is connected with the shell opening sleeve and used for driving the shell opening sleeve to rotate, and the shell opening sleeve is arranged in the jacking direction of the battery and used for limiting the battery in the jacking direction;

the battery jacking device comprises the jacking assembly used for jacking the battery to the rolling slot station.

As a preferred technical solution, the guide assembly includes:

the side surface of the steel shell fixing block, which is opposite to the battery, is an arc surface and is used for supporting the side surface of the battery;

and the third driving piece is connected with the steel shell fixing block and used for driving the steel shell fixing block to move towards or away from the battery direction.

As a preferable technical scheme, a magnet is further arranged on the side face, opposite to the battery, of the steel shell fixing block.

Preferably, the end of the base plate contacting the battery is provided with a magnet.

By adopting the technical scheme, the following technical effects can be realized:

the traditional jacking assembly directly applies power in the jacking direction of the battery by adopting a linear motor or other driving modes, the jacking precision is the precision of the linear motor or other driving parts, the precision requirement of the jacking force applied to the bottom of the battery for overcoming the height loss of the battery in the process of rolling the battery is higher, so the precision of the traditional jacking assembly cannot meet the actual requirement, the invention adopts the guide block with a curved surface, and the power of the driving part is converted in two directions by the guide block, so the precision can be effectively improved (the error in the jacking direction is multiplied by the slope of the guide block by the error of the driving part, so the error in the jacking direction is smaller and the precision is higher), and the jacking force can be effectively increased, as shown in figure 6, F3 is the normal force of a follower to the cam, F4 is the horizontal acting force of the motor to the cam, and the slope at the A position is F4/F2, in addition, F1 is the reverse force of F2, so numerically F1 is equal to F2, so F1 is equal to F4/tan α, and when the force F4 is constant, the smaller tan α is, the larger the force provided by the follower is.

Drawings

FIG. 1 is a schematic structural view of a battery jacking assembly;

FIG. 2 is a front view of the guide block;

FIG. 3 is a partial cross-sectional view of a battery jacking assembly;

FIG. 4 is a front view of a notch forming mechanism of a battery steel shell;

FIG. 5 is a schematic structural view of a steel shell fixing block;

FIG. 6 is a force analysis diagram between the jacking cam and the roller;

the device comprises a base plate 1, a side plate 2, a side plate 3, a bottom support 4, a guide block 41, a curved surface 411, a working section 412, a jacking section 412, a first sliding rail 5, a first sliding block 6, a second sliding rail 7, a second sliding block 8, a lifting fixed seat 9, a telescopic shaft 10, a second elastic part 11, a pressure spring base plate 12, a pressure sensor 13, a battery 14, a steel shell fixed block 15, a third driving part 16, a shell opening sleeve 17, a second driving part 18, a rolling groove component 19, a first elastic part 20, a driven roller 21, a displacement sensor 22 and a lug 23.

Detailed Description

To further illustrate the technical means and effects adopted by the present invention to achieve the predetermined objects, the embodiments, features and effects of the battery jacking assembly and the battery steel shell notch forming mechanism according to the present invention will be described in detail below.

The invention discloses a battery jacking assembly, which comprises: the support comprises a bottom plate 1 and a side plate 2 arranged along the jacking direction of the battery; the bottom support component is used for bearing the battery 14 and is arranged on the side plate 2 in a sliding mode, and the sliding direction is the jacking direction; the guide block 4 is arranged on the bottom plate 1 in a sliding mode, the side face, opposite to the bottom support component, of the guide block 4 is used for supporting the bottom support component, and the first driving piece is connected with the guide block 4 and used for providing sliding power for the guide block 4; the side of the guide block 4 opposite to the shoe assembly is a curved surface 41, and at least part of the slope of the curved surface 41 is smaller than 1, so that the distance between the end face of the shoe assembly for supporting the battery 14 and the bottom plate 1 is variable. Specifically, explain with the embodiment shown in fig. 1, bottom plate 1 is the horizontal direction setting, curb plate 2 perpendicular to bottom plate 1, be the vertical direction setting, guide block 4 slides and sets up on bottom plate 1, can follow the horizontal direction setting promptly, the collet subassembly slides and sets up on curb plate 2, only can follow vertical direction up-and-down motion, and the power of providing collet subassembly up-and-down motion is guide block 4, the up end of guide block 4 and the lower tip rolling contact of collet subassembly, along with guide block 4 motion on bottom plate 1, then the terminal surface height with the lower tip contact of collet subassembly changes, thereby drive the up-and-down motion of collet subassembly. Preferably, the first driving element is a servo motor, the servo motor provides an error E1 to the power of the guide block 4, and then the error of the upward lifting force received by the shoe assembly is E2 k E1, where k is the slope of the curved surface 41, and k is less than 1, and then the error of the upward lifting force received by the shoe assembly is smaller than the error of the first driving element itself, so that the accuracy of jacking can be effectively increased by using the guide block 4.

As a preferable technical solution, as shown in fig. 2, the curved surface 41 of the guide block 4 at least includes a jacking section 412 for jacking the battery 14 to the roll-groove station and a working section 411 for compensating for height loss of the battery 14 during the roll-groove process, wherein a slope of the working section 411 is less than 1, and the working section 411 and the jacking section 412 are in smooth transition. Specifically, the slope of the jacking section 412 is greater than that of the working section 411, so that the battery 14 can be quickly jacked to the channeling station, that is, the height of the shell of the battery 14 reaches the hobbing cutter channeling position of the channeling machine, the contact part of the hobbing cutter and the outer shell of the battery 14 is the preset channeling position, and the jacking section 412 can effectively improve the working efficiency; the slope of working segment 411 is less, and cooperates with the channelling machine for the high loss speed of cell 14 is the same with the speed that the collet subassembly that is in working segment 411 rises in the channelling process, can effectively increase the channelling precision, and as above in addition, the working segment 411 that the slope of guide block 4 is less than 1 is favorable to reducing the error of first driving piece, thereby increases the precision of jacking.

As a preferred technical solution, the device further comprises a first guide assembly for guiding the movement of the guide block 4, wherein the first guide assembly comprises: the first sliding block 6 is fixedly arranged on the bottom plate 1; the first sliding rail 5 is connected with the first sliding block 6 in a sliding manner and fixedly arranged on the guide block 4; wherein, the extending direction of the sliding groove of the first sliding block 6 is the moving direction of the guide block 4; or, the first guide assembly comprises: the first sliding rail 5 is fixedly arranged on the bottom plate 1; the first sliding block 6 is connected with the first sliding rail 5 in a sliding manner and is fixedly arranged on the guide block 4; wherein, the extending direction of the first slide rail 5 is the moving direction of the guide block 4. In the embodiment, only the guiding manner of the sliding block-sliding rail assembly is given, and other assemblies capable of guiding the guide block 4, such as a screw assembly, are all applicable. Preferably, the two ends of the first slide rail 5 are further provided with limiting blocks to prevent the first slide block 6 from sliding out of the first slide rail 5.

As a preferred technical solution, the shoe further comprises a second guiding component for guiding the shoe component, and the second guiding component comprises: the second sliding block 8 is fixedly arranged on the side plate 2; the second sliding rail 7 is connected with the second sliding block 8 in a sliding manner and fixedly connected with the bottom support component; wherein, the extending direction of the sliding chute of the first sliding block 6 is the jacking direction; or, the second slide rail 7 is fixedly arranged on the side plate 2; the second sliding block 8 is connected with the second sliding rail 7 in a sliding mode and fixedly connected with the bottom support assembly; wherein, the extending direction of the second slide rail 7 is the jacking direction. The embodiment only provides a guiding mode of the sliding block-sliding rail assembly, and other assemblies capable of guiding the bottom support assembly, such as a screw rod assembly and the like, are all suitable. Preferably, the two end portions of the second slide rail 7 are further provided with limiting blocks to prevent the second slide block 8 from sliding out of the second slide rail 7.

As a preferred solution, the shoe assembly is provided with a driven roller 21 at the end in contact with the guide block 4. Specifically, in order to prevent the guide block 4 from breaking the collet component caused by large friction with the collet component in the moving process, the driven roller 21 is arranged at the end part of the collet component contacted with the guide block 4, so that the transverse friction is effectively reduced, and the service life of the collet component is prolonged.

As a preferred technical solution, as shown in fig. 1, the shoe assembly includes: the lifting fixing seat 9 is a cylinder with a cavity arranged inside, and the lifting fixing seat 9 is arranged on the side plate 2 in a sliding manner; the bottom support 3 is arranged at the first end part of the lifting fixing seat 9 and is used for supporting the battery 14; and the telescopic shaft 10 is arranged at a second end part opposite to the first end part in the lifting fixing seat 9 and is in contact with the guide block 4. Specifically, the end face of the lifting fixing seat 9, which is in contact with the side plate 2, is flat, as shown in fig. 1, the lifting fixing seat 9 is preferably a square cylinder with a cavity inside, the cavity is divided into an upper cavity and a lower cavity by a partition plate, the lower end of the bottom support 3 is arranged in the upper cavity, the upper end of the bottom support protrudes out of the upper end face of the lifting fixing seat 9 and is used for bearing the battery 14, and in order to increase the connecting force between the battery 14 and the upper end of the bottom support 3 and prevent the battery 14 from shaking on the bottom support 3, a magnet is further arranged; the upper end of the telescopic shaft 10 is arranged in the lower cavity, the lower end of the telescopic shaft protrudes out of the lower end face of the lifting fixed seat 9, in order to prevent the telescopic shaft 10 from being separated from the lifting fixed seat 9, the upper end part of the telescopic shaft 10 is provided with a limiting block, and the size of the limiting block is larger than that of a lower outlet of the lower cavity; after the lower end of the telescopic shaft 10 is lifted by the guide block 4, the telescopic shaft moves upwards to abut against the partition board, and drives the lifting fixing seat 9 to move upwards integrally along the direction of the second slide rail 7 until the battery 14 is lifted to a preset position.

As a preferred technical scheme, the bottom bracket assembly further comprises a pressure sensor 13, and the pressure sensor 13 is fixedly arranged in a cavity of the lifting fixing seat 9; the telescopic shaft 10 is arranged in the cavity of the lifting fixing seat 9 in a sliding mode, wherein one end of the telescopic shaft 10 is arranged in the cavity and is opposite to the detection end of the pressure sensor 13, and the other end of the telescopic shaft is arranged outside the lifting fixing seat 9 and is in contact with the end portion of the guide block 4. Specifically, pressure sensor 13 sets up in cavity down, and fixes the up end at cavity down, and pressure sensor 13's the relative telescopic shaft 10 setting of sense terminal, when telescopic shaft 10 upward movement under the ascending effort of guide block 4 to the upper end contact with telescopic shaft 10, pressure sensor 13 detects the atress condition this moment, when the atress is too high, reports to the police, prevents that battery 14 from upwards jacking speed too high and causing battery 14 and the great impact of the spacing subassembly in upper portion.

As a preferable technical solution, a second elastic member 11 is disposed between the telescopic shaft 10 and the pressure sensor 13 for buffering the force applied from the telescopic shaft 10 to the pressure sensor 13. Specifically, the second elastic element 11 is a compression spring, and in order to prevent the compression spring from being bent transversely, a compression spring base plate 12 is further arranged, the compression spring base plate 12 is composed of an upper limiting plate and a base plate main body, wherein the limiting plate and the lower cavity are axially sealed in a sliding manner, the lower end part of the compression spring is fixedly arranged at the upper end part of the telescopic shaft 10, the compression spring is sleeved on the base plate main body, and the upper end part of the compression spring is limited by the limiting plate to move upwards; the telescopic shaft 10 moves upwards, and the jacking force is transmitted to the pressure sensor 13 and the lifting fixed seat 9 through the pressure spring base plate 12.

As a preferred technical solution, the shoe assembly further includes a first elastic member 20, one end of the first elastic member 20 is fixed on the lifting fixing base 9, and the other end is fixed on the bottom plate 1, for providing a force to the bottom plate 1 for the lifting fixing base 9. Specifically, the first elastic member 20 is a spring, the lifting fixing seat 9 and the side plate 2 are respectively provided with a connecting member for connecting the spring, and the lower end of the bottom support 3 is always in contact with the curved surface 41 of the guide block 4 due to the arrangement of the first elastic member 20.

As a preferable technical solution, the device further comprises a displacement sensor 22 for detecting the moving distance of the lifting fixing seat 9 or the bottom support 3. Specifically, displacement sensor 22 is fixed to be set up on curb plate 2, and lift fixing base 9 outside is provided with the lug 23 that sets up with displacement sensor 22's the opposite detection end, and when lift fixing base 9 up-and-down motion, displacement sensor 22 is through the position change that detects lug 23 to obtain lift fixing base 9 or collet 3's displacement.

The invention also discloses a battery steel shell notch forming mechanism, which comprises: the rolling groove assembly 19 is used for performing rolling groove treatment on the batteries 14 at the rolling groove station; a guide assembly for guiding the battery 14; the limiting assembly comprises a shell opening sleeve 17 and a second driving piece 18, the second driving piece 18 is connected with the shell opening sleeve 17 and used for driving the shell opening sleeve 17 to rotate, and the shell opening sleeve 17 is arranged in the jacking direction of the battery 14 and used for limiting the battery 14 in the jacking direction; including a jacking assembly as described above for jacking the battery 14 to the channeling station. Specifically, in order to avoid that the battery 14 cannot accurately enter the upper shell opening sleeve 17 due to shaking in the jacking process, a guide assembly is arranged, and when the battery 14 runs to the position where the upper end part of the battery is at the same horizontal plane as the guide assembly, the guide assembly is attached to the outer end part of the battery 14, so that the battery enters the shell opening sleeve 17 along a preset position in the jacking process; spacing subassembly's shell mouth sleeve 17's fixed position sets up, jack-up to the grooving station when battery 14, battery 14's upper end card just in time is established in shell mouth sleeve 17, thereby realize battery 14's the fixed of upper and lower direction, in addition shell mouth sleeve 17 blocks behind the battery 14 upper end, realize the rotation that can drive battery 14 when the pivoted under the drive of second driving piece 18, the grooving of the channelling machine of being convenient for, it is preferred, be provided with the bearing for rotating between the lower tip of collet 3 and the last cavity and being connected and between the two, reduce the rotational wear.

As a preferred technical solution, the guide assembly includes: the side surface of the steel shell fixing block 15, which is opposite to the battery 14, is an arc surface and is used for supporting the side surface of the battery 14; and the third driving piece 16 is connected with the steel shell fixing block 15 and is used for driving the steel shell fixing block 15 to move towards or away from the battery 14. Specifically, as shown in fig. 5, the working surface of the steel shell fixing block 15 is an arc surface, and the arc diameter of the arc surface is not smaller than the diameter of the battery 14, so that the battery 14 can be partially covered, the covered battery 14 can only move up and down along the arc surface, and the position of the arc surface is debugged in advance, so that the battery 14 attached to the arc surface can accurately enter the upper shell opening sleeve 17; the third drive member 16 is preferably a pneumatic cylinder; preferably, in order to facilitate the connection force between the battery 14 and the steel-shell fixing block 15, a magnet is further disposed on a side of the steel-shell fixing block 15 opposite to the battery 14.

The working process is as follows: guide block 4 moves under servo motor's drive, and drive the telescopic shaft 10 upward movement rather than the contact, telescopic shaft 10 and then drives lift fixing base 9, collet 3 of being connected with lift fixing base 9 and the upward movement of placing battery 14 on collet 3, and under the direction of box hat fixed block 15, when battery 14 moves to the slot rolling station, shell mouth sleeve 17 can be accurate block battery 14 upper end, the slot rolling machine begins to work this moment, shell mouth sleeve 17 drives battery 14's rotation, and with the cooperation of guide block 4, the hobbing cutter is close to and continuously feeds, battery 14 progressively upward movement, compensate the high loss of battery 14 slot rolling in-process, finally accomplish battery 14's notch shaping process.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. Battery jacking subassembly, its characterized in that includes:

the support comprises a bottom plate (1) and a side plate (2) arranged along the jacking direction of the battery (14);

the bottom support assembly is used for bearing the battery (14), is arranged on the side plate (2) in a sliding mode, and has the sliding direction of the jacking direction;

the guide block (4) is arranged on the bottom plate (1) in a sliding mode, and the side face, opposite to the bottom support component, of the guide block (4) is used for supporting the bottom support component;

the first driving piece is connected with the guide block (4) and used for providing sliding power for the guide block (4);

wherein the side of the guide block (4) opposite to the shoe component is a curved surface (41), and the slope of at least part of the curved surface (41) is less than 1, so that the distance between the end face of the shoe component for supporting the battery (14) and the bottom plate (1) is variable.

2. The battery jacking assembly according to claim 1, wherein the curved surface (41) of the guide block (4) at least comprises a jacking section (412) for jacking the battery (14) to a roll-groove station and a working section (411) for compensating height loss of the battery (14) in a roll-groove process, wherein the slope of the working section (411) is less than 1, and the working section (411) and the jacking section (412) are in smooth transition.

3. The battery jacking assembly of claim 1, further comprising a first guide assembly for guiding movement of the guide block (4), the first guide assembly comprising:

the first sliding block (6) is fixedly arranged on the bottom plate (1);

the first sliding rail (5) is connected with the first sliding block (6) in a sliding manner and fixedly arranged on the guide block (4);

the sliding groove extending direction of the first sliding block (6) is the moving direction of the guide block (4);

or, the first guide assembly comprises:

the first sliding rail (5) is fixedly arranged on the bottom plate (1);

the first sliding block (6) is connected with the first sliding rail (5) in a sliding mode and fixedly arranged on the guide block (4);

the extending direction of the first sliding rail (5) is the moving direction of the guide block (4).

4. The battery jacking assembly of claim 1, further comprising a second guide assembly for guiding the shoe assembly, the second guide assembly comprising:

the second sliding block (8) is fixedly arranged on the side plate (2);

the second sliding rail (7) is connected with the second sliding block (8) in a sliding mode and fixedly connected with the bottom support assembly;

the sliding groove extending direction of the first sliding block (6) is the jacking direction;

or the like, or, alternatively,

the second sliding rail (7) is fixedly arranged on the side plate (2);

the second sliding block (8) is connected with the second sliding rail (7) in a sliding mode and fixedly connected with the bottom support assembly;

wherein, the extending direction of the second slide rail (7) is the jacking direction.

5. Battery jacking assembly according to claim 1, wherein the end of the shoe assembly in contact with the guide block (4) is provided with a driven roller (21).

6. The battery jacking assembly of claim 1, wherein the shoe assembly comprises:

the lifting fixing seat (9) is a cylinder with a cavity arranged inside, and the lifting fixing seat (9) is arranged on the side plate (2) in a sliding mode;

the bottom support (3) is arranged at the first end part of the lifting fixing seat (9) and is used for supporting the battery (14);

the telescopic shaft (10) is arranged at a second end part, opposite to the first end part, of the lifting fixing seat (9) and is in contact with the guide block (4).

7. The battery jacking assembly of claim 6, wherein the shoe assembly further comprises a pressure sensor (13), the pressure sensor (13) being fixedly disposed within the cavity of the lifting fixing seat (9);

the telescopic shaft (10) is arranged in the cavity of the lifting fixing seat (9) in a sliding mode, one end of the telescopic shaft (10) is arranged in the cavity and is opposite to the detection end of the pressure sensor (13), and the other end of the telescopic shaft is arranged outside the lifting fixing seat (9) and the end of the telescopic shaft is in contact with the guide block (4).

8. The battery jacking assembly of claim 6, wherein the shoe assembly further comprises a first resilient member (20), one end of the first resilient member (20) being fixed to the lifting mount (9) and the other end being fixed to the base plate (1) for providing a force to the lifting mount (9) towards the base plate (1).

9. Battery steel casing notch forming mechanism, its characterized in that includes:

the rolling groove assembly (19) is used for performing rolling groove processing on the batteries (14) at a rolling groove station;

a guide assembly for guiding movement of the battery (14);

the limiting assembly comprises a shell opening sleeve (17) and a second driving piece (18), the second driving piece (18) is connected with the shell opening sleeve (17) and used for driving the shell opening sleeve (17) to rotate, and the shell opening sleeve (17) is arranged in the jacking direction of the battery (14) and used for limiting the battery (14) in the jacking direction;

comprises a jacking assembly as claimed in any one of claims 1 to 8 for jacking a battery (14) to the channelling station.

10. The battery steel case notch forming mechanism of claim 9, wherein the guide assembly comprises:

the side surface of the steel shell fixing block (15), which is opposite to the battery (14), is an arc surface and is used for supporting the side surface of the battery (14);

and the third driving piece (16) is connected with the steel shell fixing block (15) and is used for driving the steel shell fixing block (15) to move towards or away from the battery (14).