CN212856712U

CN212856712U - Power lithium cell group electric core uniformity matching and screening equipment

Info

Publication number: CN212856712U
Application number: CN202021683234.8U
Authority: CN
Inventors: 熊波
Original assignee: Chongqing Hongming New Energy Technology Co ltd
Current assignee: Chongqing Hongming New Energy Technology Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-04-02
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to the technical field of lithium battery cell screening equipment, in particular to a screening equipment for matching the consistency of cells of a power lithium battery pack, which comprises two fixing seats which are parallel to each other, a conveyor belt is arranged between the two fixing seats, a shell is arranged above the conveyor belt, a hollow cavity is arranged inside the shell, a plurality of cell detectors are arranged on the top wall of the shell, two clamping plates are arranged on the bottom wall of the shell, a plurality of detection end heads are symmetrically arranged on one side of the two clamping plates which are close to each other, a driving motor is arranged on the outer wall of one side of the shell, the end part of an output shaft of the driving motor is coaxially connected with a lead, this screening installation is joined in marriage to power lithium cell group electric core uniformity can carry out effectual detection and screening to lithium cell electric core, avoids appearing the screening error, leads to electric core to join in marriage the inconsistent, influences the subsequent normal use of electric core.

Description

Power lithium cell group electric core uniformity matching and screening equipment

Technical Field

The utility model relates to a lithium cell electricity core screening installation technical field, specifically speaking relates to a screening installation is joined in marriage to power lithium cell group electricity core uniformity.

Background

The battery cell refers to a single electrochemical battery cell containing a positive electrode and a negative electrode, and is generally not directly used. The battery is different from a battery which comprises a protection circuit and a shell and can be directly used. Before a plurality of electric cores are assembled, the electric cores need to be matched and grouped, so that the performance difference between every two electric cores is ensured to be the same, and the damage of a certain electric core in the use process is avoided. When the consistency of the electric cores of the existing lithium battery pack is matched and screened, manual screening is mostly adopted, screening errors easily occur, the electric cores are not matched and grouped consistently, and subsequent normal use of the electric cores is influenced. In view of this, we propose a screening apparatus for matching battery cell consistency of a power lithium battery pack.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screening installation is joined in marriage to electric core uniformity of power lithium cell group to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the screening equipment for the consistency matching of the battery cells of the power lithium battery pack comprises two fixing seats which are parallel to each other, a conveying belt is arranged between the two fixing seats, a shell is arranged above the conveying belt, the interior of the shell is a hollow cavity, a plurality of battery cell detectors are mounted on the top wall of the shell, two clamping plates are arranged on the bottom wall of the shell, a plurality of detection end heads are symmetrically arranged on one sides, close to each other, of the two clamping plates, a driving motor is mounted on the outer wall of one side of the shell, the end part of an output shaft of the driving motor is coaxially connected with a lead screw, and two adjusting blocks are in threaded connection with; one of them be equipped with screening mechanism on the outer wall of fixing base, screening mechanism includes the fixed plate, the curb plate is installed to the roof of fixed plate, the curb plate is kept away from a plurality of pneumatic cylinders are installed to one side outer wall of fixing base, another just right on the outer wall of fixing base the position department of screening mechanism installs and collects the box.

Preferably, two strip holes are formed in the bottom wall of the shell, the bottom wall of the adjusting block is welded with the two strip blocks, the bottom end of each strip block penetrates through the corresponding strip hole to be fixed on the clamping plate, and the strip blocks are connected with the strip holes in a sliding mode.

Preferably, the fixed plate passes through the bolt fastening on the fixing base, the diapire of fixing base is close to both ends department and all has welded the bracing piece.

Preferably, the fixing seat is provided with a storage seat, the top wall of the storage seat is provided with a plurality of electric core grooves, and the bottom wall of the storage seat is provided with a bottom plate.

Preferably, the bottom wall of the object placing seat is provided with fixing grooves at positions close to two sides, a plurality of rollers are rotatably connected to the fixing grooves, the top wall of the fixing seat is provided with a sliding groove, the size of each roller is matched with the size of the corresponding sliding groove, and the rollers can freely roll in the sliding grooves.

Preferably, two one side outer wall that the fixing base kept away from each other is located the below department of fixing base all installs the backup pad, two cylinders are installed to the roof of backup pad, the tailpiece of the piston rod portion of cylinder is fixed on the diapire of casing.

Preferably, the distance between the piston rod ends of two adjacent hydraulic cylinders is equal to the distance between two adjacent electric core grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this screening installation is joined in marriage to power lithium cell group electricity core uniformity through the setting of electric core detector, splint, detection end, cylinder and screening mechanism, can carry out fine detection and screening to putting the lithium cell electricity core on the thing seat automatically, avoids appearing the screening error, leads to electric core to join in marriage the inconsistent, influences the subsequent normal use of electric core.

2. This screening installation is joined in marriage to power lithium cell group electricity core uniformity through the setting of gyro wheel and spout, when the conveyer belt drives and puts the transmission of thing seat, can guarantee to put the thing seat and remove steadily.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the object placing seat of the present invention;

fig. 3 is a schematic view of the structure of the middle storage seat according to the present invention;

fig. 4 is a schematic bottom view of the middle housing of the present invention;

FIG. 5 is a schematic view of a part of the structure of the adjusting block of the present invention;

fig. 6 is a schematic structural diagram of the middle screening mechanism of the present invention.

The meaning of the reference symbols in the figures is:

1. a fixed seat; 10. a chute; 11. a support bar; 12. a conveyor belt; 13. a support plate; 14. a cylinder;

2. a placement seat; 20. an electrical core slot; 21. a base plate; 22. fixing grooves; 23. a roller;

3. a housing; 30. a strip-shaped hole; 31. a drive motor; 32. a screw rod; 33. an adjusting block; 34. a bar-shaped block;

4. a battery cell detector; 40. a splint; 41. detecting an end head;

5. a screening mechanism; 50. a fixing plate; 51. a side plate; 52. a hydraulic cylinder;

6. and (4) collecting the box.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-6, the present invention provides a technical solution:

the screening equipment for matching and grouping the electric cores of the power lithium battery pack comprises two fixing seats 1 which are parallel to each other, a conveying belt 12 is arranged between the two fixing seats 1, a shell 3 is arranged above the conveying belt 12, the interior of the shell 3 is a hollow cavity, a plurality of electric core detectors 4 are mounted on the top wall of the shell 3, two clamping plates 40 are arranged on the bottom wall of the shell 3, a plurality of detection end heads 41 are symmetrically arranged on one sides, close to each other, of the two clamping plates 40, a driving motor 31 is mounted on the outer wall of one side of the shell 3, the end part of an output shaft of the driving motor 31 is coaxially connected with a lead screw 32, and two adjusting blocks; be equipped with screening mechanism 5 on the outer wall of one of them fixing base 1, screening mechanism 5 includes fixed plate 50, and curb plate 51 is installed to the roof of fixed plate 50, and a plurality of pneumatic cylinders 52 are installed to one side outer wall that fixing base 1 was kept away from to curb plate 51, just installs collection box 6 to the position department of screening mechanism 5 on the outer wall of another fixing base 1.

It should be added that the two adjusting blocks 33 are both provided with threaded holes inside, and the thread directions of the two threaded holes are opposite.

In this embodiment, two bar holes 30 have been seted up to casing 3's diapire, two bar pieces 34 of diapire welding of regulating block 33, bar hole 30 is passed to bar piece 34's bottom and is fixed on splint 40, sliding connection between bar piece 34 and the bar hole 30, starter motor 31 can drive lead screw 32 and rotate, can drive two regulating blocks 33 and be close to each other or keep away from the motion each other, can drive two splint 40 and be close to each other or keep away from the motion each other, be convenient for clip lithium cell electricity core and detect.

In this embodiment, the fixing plate 50 is fixed on the fixing base 1 by bolts, and the bottom wall of the fixing base 1 is welded with the support rods 11 at both ends, so as to stably support the fixing base 1.

It should be noted that the air cylinder 14, the driving motor 31, the electrical core testing machine 4 and the hydraulic cylinder 52 are conventional technologies, and are not described in detail herein.

Specifically, two rotating rollers are rotatably connected between the two fixing seats 1, the two rotating rollers are respectively arranged on two sides of the interior of the conveying belt, a servo motor is installed on the outer wall of one fixing seat 1, and the end portion of an output shaft of the servo motor is coaxially connected with one rotating roller.

Further, be equipped with on fixing base 1 and put thing seat 2, put the roof of thing seat 2 and seted up a plurality of electric core grooves 20, put the diapire of thing seat 2 and install bottom plate 21, electric core groove 20's shape is the arc, is convenient for put into electric core groove 20 with lithium battery electricity core.

In this embodiment, the diapire of putting thing seat 2 is close to both sides department and has all seted up fixed slot 22, and the fixed slot 22 internal rotation is connected with a plurality of gyro wheels 23, and spout 10 has been seted up to the roof of fixing base 1, and the size of gyro wheel 23 and the size looks adaptation of spout 10, and gyro wheel 23 can freely roll in spout 10, when conveyer belt 12 when the transmission, can drive the bottom plate 21 and remove, and then can drive and put thing seat 2 and remove steadily.

In this embodiment, backup pad 13 is all installed to the below department that one side outer wall that two fixing bases 1 kept away from each other is located fixing base 1, and two cylinders 14 are installed to the roof of backup pad 13, and cylinder 14's piston rod end fixing can promote casing 3 through cylinder 14 and rise or descend on the diapire of casing 3, can drive splint 40 and detection end 41 and rise or descend the regulation, is convenient for detect lithium cell electricity core.

It should be noted that, the distance between two adjacent detection terminals 41 is equal to the distance between two adjacent battery cells 20, so as to facilitate detection of the lithium battery cells placed in the battery cells 20, and the distance between the end portions of the piston rods of two adjacent hydraulic cylinders 52 is equal to the distance between two adjacent battery cells 20, so as to facilitate screening of the lithium battery cells placed in the battery cells 20.

When the screening device for matching the consistency of the electric cores of the power lithium battery pack in the embodiment is used, firstly, the electric cores of the lithium battery are placed in the electric core groove 20, then, the object placing seat 2 is placed on the fixed seat 1, the bottom plate 21 is placed on the conveyor belt 12, the roller 23 is placed in the chute 10, the object placing seat 2 is driven to move to the lower part of the shell 3 by the conveying of the conveyor belt 12, then, the shell 3 is pushed to ascend or descend by the air cylinder 14, the clamping plate 40 and the detection end 41 are driven to ascend or descend to a proper height, the driving motor 31 and the electric core detector 4 are started, the driving motor 31 drives the screw rod 32 to rotate, the two adjusting blocks 33 and the two clamping plates 40 are driven to move close to each other, the detection end can be clamped on the electric cores of the lithium battery for detection, after the detection is finished, the two clamping plates 40 are separated from, can push into collection box 6 through pneumatic cylinder 52 the lithium battery electric core that detection is not conform to joining in marriage the group and screen, the lithium battery electric core that accords with joining in marriage the group continues to convey the terminal department of conveyer belt 12 and takes off fixing base 1 together with lithium battery electric core and can join in marriage the group to it.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a screening installation is joined in marriage to power lithium cell group electricity core uniformity, includes two fixing bases (1) that are parallel to each other, its characterized in that: a conveying belt (12) is arranged between the two fixing seats (1), a shell (3) is arranged above the conveying belt (12), the shell (3) is internally provided with a hollow cavity, the top wall of the shell (3) is provided with a plurality of electric core detectors (4), the bottom wall of the shell (3) is provided with two clamping plates (40), one sides of the two clamping plates (40) close to each other are symmetrically provided with a plurality of detection end heads (41), the outer wall of one side of the shell (3) is provided with a driving motor (31), the end part of an output shaft of the driving motor (31) is coaxially connected with a lead screw (32), and the lead screw (32) is in threaded connection with two adjusting blocks (33); one of them be equipped with screening mechanism (5) on the outer wall of fixing base (1), screening mechanism (5) are including fixed plate (50), curb plate (51) are installed to the roof of fixed plate (50), curb plate (51) are kept away from a plurality of pneumatic cylinders (52) are installed to one side outer wall of fixing base (1), another just right on the outer wall of fixing base (1) the position department of screening mechanism (5) installs collection box (6).

2. The battery cell consistency matching and screening device of the power lithium battery pack according to claim 1, which is characterized in that: two strip holes (30) are formed in the bottom wall of the shell (3), two strip blocks (34) are welded to the bottom wall of the adjusting block (33), the bottom ends of the strip blocks (34) penetrate through the strip holes (30) to be fixed on the clamping plate (40), and the strip blocks (34) are connected with the strip holes (30) in a sliding mode.

3. The battery cell consistency matching and screening device of the power lithium battery pack according to claim 1, which is characterized in that: the fixing plate (50) is fixed on the fixing seat (1) through bolts, and supporting rods (11) are welded at the positions, close to the two ends, of the bottom wall of the fixing seat (1).

4. The battery cell consistency matching and screening device of the power lithium battery pack according to claim 1, which is characterized in that: the storage rack is characterized in that the fixed seat (1) is provided with a storage seat (2), the top wall of the storage seat (2) is provided with a plurality of electric core grooves (20), and the bottom wall of the storage seat (2) is provided with a bottom plate (21).

5. The battery cell consistency matching and screening device of the power lithium battery pack according to claim 4, characterized in that: the utility model discloses a storage rack, including fixing base (1), diapire, fixed slot (22) internal rotation are connected with a plurality of gyro wheels (23), spout (10) have been seted up to the roof of fixing base (1), the size of gyro wheel (23) with the size looks adaptation of spout (10), just gyro wheel (23) can freely roll in spout (10).

6. The battery cell consistency matching and screening device of the power lithium battery pack according to claim 1, which is characterized in that: two one side outer wall that fixing base (1) kept away from each other is located the below department of fixing base (1) all installs backup pad (13), two cylinders (14) are installed to the roof of backup pad (13), the piston rod end fixing of cylinder (14) on the diapire of casing (3).

7. The battery cell consistency matching and screening device of the power lithium battery pack according to claim 4, characterized in that: the distance between the piston rod ends of two adjacent hydraulic cylinders (52) is equal to the distance between two adjacent electric core grooves (20).