CN213520102U

CN213520102U - Square lithium battery negative pressure formation mechanism free of screw locking and capable of being easily replaced

Info

Publication number: CN213520102U
Application number: CN202022866340.6U
Authority: CN
Inventors: 金耀权
Original assignee: Zhejiang Newlink Technology Co ltd
Current assignee: Zhejiang Newlink Technology Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-06-22
Anticipated expiration: 2030-12-03

Abstract

The application relates to the field of battery manufacturing, in particular to a square lithium battery negative pressure formation mechanism which is free of screw locking and can be easily replaced; the automatic forming and capacity grading device can automatically form and grade according to the matching of the battery trays, is convenient to operate, reduces the labor intensity and improves the quality and the efficiency; including the top frame subassembly, underframe subassembly and tray supporting component, top frame subassembly and underframe subassembly pass through the bracing piece group link, top frame subassembly bottom is equipped with stretch cylinder, the tray supporting component passes through stretch cylinder and slides and fix on the bracing piece is organized, top frame subassembly downside is equipped with a plurality of slide rail, and slide in a plurality of slide rail below and be equipped with a plurality of probe module, and a plurality of probe module and a plurality of slide rail mutually perpendicular, the top frame subassembly includes the top frame and the slide rail fixed block and the fixed briquetting of being connected rather than the bottom, it is fixed through locking mechanism between probe module and the fixed briquetting.

Description

Square lithium battery negative pressure formation mechanism free of screw locking and capable of being easily replaced

Technical Field

The application relates to the field of battery manufacturing, in particular to a square lithium battery negative pressure formation mechanism which is free of screw locking and can be easily replaced.

Background

Formation and capacity grading are important in the production process of the square battery, the battery activity can be activated through the formation, the performance and the service life of the battery are guaranteed, and the short plate effect after the battery is combined can be reduced through the capacity grading. At present battery ization becomes partial volume equipment mechanism and tests the square battery in the tray through multiunit probe module, in order to utilize equipment by the maximize, can general not unidimensional battery of model usually, this need adjust the compatibility of distance in order to guarantee equipment between the probe module, interval locating hole is established in advance according to the battery model to present equipment, then adjust probe module rethread locating hole locking according to different model batteries again, this kind of mode is compatible limited, can only be suitable for the battery model who presets, and need a large amount of screws of loose lock when adjusting, waste time and energy.

In summary, no effective solution has been proposed for the problems in the related art.

Disclosure of Invention

Based on this, this application provides one kind can carry out the automatic partial volume of becoming according to the cooperation of battery tray, and convenient operation, reduction intensity of labour, improvement quality and efficiency exempt from screw locking and can change type square lithium cell negative pressure into mechanism easily.

The application provides a exempt from screw locking and square lithium cell negative pressure that can remodel easily becomes mechanism, including top frame subassembly, underframe subassembly and tray supporting component, top frame subassembly and underframe subassembly pass through the bracing piece group link, and top frame subassembly bottom is equipped with stretch cylinder, tray supporting component slides through stretch cylinder and fixes on the bracing piece is organized, top frame subassembly downside is equipped with a plurality of slide rail to slide in a plurality of slide rail below and be equipped with a plurality of probe module, just a plurality of probe module and a plurality of slide rail mutually perpendicular, top frame subassembly includes top frame and the slide rail fixed block and the fixed briquetting of being connected rather than the bottom, and is fixed through locking mechanism between probe module and the fixed briquetting.

Preferably, the probe module comprises a probe module and a probe group, the front end of the probe group is connected with the probe module through a buckle, the upper part of the probe group is connected with a sliding block set through a clamping groove, the upper end of the sliding block set is connected with a plurality of sliding rails in a sliding mode, the upper end of each sliding rail is connected with a fixed pressing block and a sliding rail fixed block, a supporting plate is arranged on the probe module, and a scale plate is arranged on the rear side of the supporting plate and used for adjusting the distance.

Preferably, the locking mechanism comprises a spring support and a locking hook seat, the spring support is arranged behind the support plate, a spring is sleeved on the periphery of the spring support, the upper part of the spring support is rotatably connected with the locking hook seat through a locking rod, and the locking hook seat is connected with a hook at the front end of the fixed pressing block through a hook at the rear end of the locking hook seat.

Preferably, the bottom frame component comprises a bottom frame and two rows of tray supporting plates arranged on the bottom frame, and the upper end faces of the tray supporting plates are connected with guide blocks for guiding when the tray is placed.

Preferably, the tray supporting assembly comprises a lifting frame and linear bearings arranged on the left side and the right side of the lifting frame respectively, two limiting rods are arranged on the linear bearings and used for limiting lifting intervals, a lifting fixing block is arranged in the middle of each linear bearing, and the lifting fixing block is connected with the stretching cylinder.

Preferably, both sides below the top frame are provided with heat dissipation assemblies, a spraying pipe group extending to the top of the top frame is arranged outside the heat dissipation assemblies, and the heat dissipation assemblies are communicated with the spraying pipe group.

Preferably, the heat dissipation assembly comprises a fan mounting plate, a fan and an air duct housing, the air duct housing is mounted on the fan mounting plate, the fan is provided with a plurality of fans, the fans are mounted inside the air duct housing, and an air duct opening of the air duct housing is provided with a tapered long groove.

Preferably, the bracing piece group includes four spinal branch vaulting poles, and four spinal branch vaulting pole tops are connected with four ends about the frame subassembly bottom respectively, four spinal branch vaulting pole bottoms respectively with four end connections about the underframe subassembly top, all be equipped with linear bearing on four ends about the tray supporting component top, and the tray supporting component passes through linear bearing and bracing piece sliding connection.

Compared with the prior art, the utility model has the following characteristics and beneficial effect:

1. through the sliding connection relation between a plurality of probe modules and slide rail, consequently accessible slip probe module is adjusted its mutual position interval to fix the probe module of adjusting the position through locking mechanism, so that adjust probe module position to the battery of different specifications.

2. Can fix a position the detection to a plurality of batteries of placing above that simultaneously through the battery tray, thereby accomplish square battery's formation partial volume process sooner, adjust its mutual position interval through the slip probe module simultaneously, so that carry out convenient adjustment according to different battery models, make its compatibility greatly improve owing to the sclausura location simultaneously, easy operation is convenient and alleviate personnel working strength, the testing process can improve the precision and finally reduce the defective rate of battery, and the security performance is higher than traditional manual clamping.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in related arts, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a movement mechanism of the square battery negative pressure formation and capacity grading equipment of the present invention;

fig. 2 is a structural front view of the movement mechanism of the square battery negative pressure formation grading equipment of the present invention;

FIG. 3 is a right side view of the movement mechanism of the square battery negative pressure formation and capacity grading equipment of the present invention;

FIG. 4 is a schematic view of the probe assembly of the present invention;

FIG. 5 is a rear view of the construction of the probe assembly of the present invention;

fig. 6 is a schematic view of a detailed structure at a in fig. 4 according to the present application.

Reference numerals: 1. a top frame assembly; 2. a support bar; 3. a bottom frame assembly; 4. stretching the cylinder; 5. a tray support assembly; 18. a slide rail; 11. a top frame; 12. a shower pipe group; 13. a probe module; 131. a probe module; 132. a scale plate; 133. a probe set; 134. locking the hook seat; 135. a spring bottom frame; 137. buckling; 138. a support plate; 139. a spring support; 14. a heat dissipating component; 141. a fan; 142. an air duct housing; 143. a fan mounting plate; 144. an air duct opening; 15. a slide rail fixing block; 17. fixing a pressing block; 19. a slider group; 31. a bottom frame; 32. a pallet; 33. a guide block; 52. a lifting frame; 53. lifting the fixed block; 54. a limiting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other examples, which can be obtained by a person skilled in the art without making any inventive step based on the examples in this application, are within the scope of protection of this application.

It should be understood by those skilled in the art that technical or scientific terms used in the claims and the specification should have the ordinary meaning as understood by those having ordinary skill in the art to which this application belongs. "connected" or "coupled" and like terms are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect; the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like refer to an orientation or positional relationship as shown in the drawings, which are used for convenience in describing the invention and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore, the above-described terms are not to be construed as limiting the invention.

Referring to fig. 1-3, in the embodiment of the present application, a screw-locking-free and easily-replaceable negative pressure formation mechanism for a square lithium battery is provided, and includes a top frame assembly 1, a bottom frame assembly 3 and a tray support assembly 5, where the top frame assembly 1 and the bottom frame assembly 3 are connected through a support rod set, a stretching cylinder 4 is disposed at the bottom of the top frame assembly 1, the tray support assembly 5 is fixed on the support rod set through the stretching cylinder 4 in a sliding manner, a plurality of slide rails 18 are disposed at the lower side of the top frame assembly 1, and a plurality of probe modules 13 are slidably disposed below the plurality of slide rails 18, and the plurality of probe modules 13 are perpendicular to the plurality of slide rails 18, the top frame assembly 1 includes a top frame 11, and a slide rail fixing block 15 and a fixing pressing block 17 connected to the bottom thereof, and the probe modules 13 are fixed to the fixing pressing block 17 through a.

Preferably, the probe module 13 includes a probe module 131 and a probe set 133, the front end of the probe set 133 is connected with the probe module 13 through a buckle 137, the upper side of the probe set 133 is connected with the slider set 19 through a clamping groove, the upper end of the slider set 19 is slidably connected with a plurality of sliding rails 18, the upper end of the sliding rails 18 is connected with the fixed pressing block 17 and the sliding rail fixed block 15, a supporting plate 138 is arranged on the probe module 131, and a scale plate 132 is arranged on the rear side of the supporting plate 138 and used for adjusting the distance to be referred.

Preferably, the locking mechanism comprises a spring support 139 and a locking hook seat 134, the spring support 139 is disposed behind the support plate 138, a spring 135 is sleeved on the periphery of the spring support 139, the upper portion of the spring support 139 is rotatably connected with the locking hook seat 134 through a locking rod, the locking hook seat 134 is connected with a hook at the front end of the fixed pressing block 17 through a hook at the rear end of the locking hook seat 134, in a natural state, the locking hook seat 134 can hook the fixed pressing block 17 due to the spring 135, and when the locking hook seat 134 is lifted, the position of the probe module 13 can be adjusted.

Preferably, the bottom frame assembly 3 comprises a bottom frame 31 and two rows of tray supporting plates 32 arranged on the bottom frame, and the upper end surfaces of the tray supporting plates 32 are connected with guide blocks 33 for guiding when the trays are placed.

Preferably, the tray supporting assembly 5 includes a lifting frame 52 and linear bearings respectively disposed at the left and right sides thereof, two limiting rods 54 are disposed on the linear bearings for limiting the lifting distance, a lifting fixing block 53 is disposed in the middle of the linear bearings, and the lifting fixing block 53 is connected to the stretching cylinder 4.

Preferably, heat dissipation assemblies 14 are disposed on two sides below the top frame 11, and a shower group 12 extending to the top of the top frame 11 is disposed outside the heat dissipation assemblies 14, and the heat dissipation assemblies 14 are communicated with the shower group 12.

Preferably, the heat dissipation assembly 14 includes a fan mounting plate 143, a fan 141 and an air duct housing 142, the air duct housing 142 is mounted on the fan mounting plate 143, the fan 141 is provided in a plurality, and the fans 141 are all mounted inside the air duct housing 142, and an air duct opening 144 of the air duct housing 142 adopts a tapered long groove, so that the heat can be dissipated in a targeted manner to a severe heating area, and the wind power of the air duct opening is enhanced.

Preferably, the bracing piece group includes four bracing pieces 2, and four bracing pieces 2 tops are connected with four ends about 1 bottom of top frame subassembly respectively, four bracing pieces 2 bottoms are connected with four ends about 3 tops of underframe subassembly respectively, all be equipped with linear bearing 51 about 5 tops of tray supporting component on four ends, and tray supporting component 5 passes through linear bearing 51 and 2 sliding connection of bracing piece.

To sum up, the square lithium battery negative pressure formation mechanism which is free of screw locking and can be easily replaced is characterized in that when the square lithium battery negative pressure formation mechanism is used, a tray with a battery is placed on the tray supporting plate 32, an equipment system is started, the tray supporting assembly 5 is driven by the stretching cylinder 4 to be lifted upwards until the limiting rod 54 contacts the top frame assembly 1, so that the probe sets 133 contact battery cells in the tray and are exactly in one-to-one correspondence, after a test is finished, the stretching cylinder 4 is controlled to drive the tray supporting assembly 5 to descend until the tray descends onto the tray supporting plate 32, and the whole process is finished; meanwhile, after the battery cell is placed, the hook at the rear end of the battery cell is separated from the hook at the front end of the fixed pressing block 17 by the rotatable locking hook seat 134, then the probe modules 13 on the sliding rail 18 are slid, the mutual position intervals of the plurality of probe modules 13 are adjusted according to the position of the battery cell, the position intervals of the probe modules 13 can be adjusted according to the scale plate 132, and the hook at the rear end of the battery cell is hooked and fixed by the rotatable locking hook seat 134 and the hook at the front end of the fixed pressing block 17 after the adjustment is completed.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application.

Claims

1. The utility model provides a exempt from screw locking and square lithium cell negative pressure that can remodel easily becomes mechanism which characterized in that includes: top frame subassembly (1), underframe subassembly (3) and tray supporting component (5), top frame subassembly (1) and underframe subassembly (3) are through bracing piece group link, and top frame subassembly (1) bottom is equipped with stretch cylinder (4), tray supporting component (5) slide through stretch cylinder (4) and fix on the bracing piece is organized, top frame subassembly (1) downside is equipped with a plurality of slide rail (18) to it is equipped with a plurality of probe module (13) to slide in a plurality of slide rail (18) below, just a plurality of probe module (13) and a plurality of slide rail (18) mutually perpendicular, top frame subassembly (1) is including top frame (11) and slide rail fixed block (15) and fixed briquetting (17) rather than the bottom is connected, it is fixed through locking mechanism between probe module (13) and the fixed briquetting (17).

2. The screw locking-free easy-to-change type negative pressure formation mechanism for the square lithium battery as claimed in claim 1, wherein the probe module (13) comprises a probe module (131) and a probe set (133), the front end of the probe set (133) is connected with the probe module (13) through a buckle (137), the upper part of the probe set (133) is connected with a slider set (19) through a clamping groove, the upper end of the slider set (19) is connected with a plurality of sliding rails (18) in a sliding manner, the upper ends of the sliding rails (18) are connected with a fixed pressing block (17) and a sliding rail fixed block (15), a supporting plate (138) is arranged on the probe module (131), and a scale plate (132) is arranged on the rear side of the supporting plate (138).

3. The screw-locking-free easy-to-replace negative pressure formation mechanism for the square lithium battery as claimed in claim 1, wherein the locking mechanism comprises a spring support (139) and a locking hook seat (134), the spring support (139) is arranged behind the support plate (138), a spring (135) is sleeved on the periphery of the spring support (139), the upper part of the spring support (139) is rotatably connected with the locking hook seat (134) through a locking rod, and the locking hook seat (134) is connected with a hook at the front end of the fixed pressing block (17) through a hook at the rear end of the locking hook seat.

4. The screw locking-free easy-to-change type lithium battery square negative pressure formation mechanism is characterized in that the bottom frame assembly (3) comprises a bottom frame (31) and two rows of tray supporting plates (32) arranged on the bottom frame, and a guide block (33) is connected to the upper end face of each tray supporting plate (32).

5. The screw locking-free easy-to-change type square lithium battery negative pressure formation mechanism is characterized in that the tray supporting assembly (5) comprises a lifting frame (52) and linear bearings arranged on the left side and the right side of the lifting frame, two limiting rods (54) are arranged on the linear bearings, a lifting fixing block (53) is arranged in the middle of the linear bearings, and the lifting fixing block (53) is connected with the stretching cylinder (4).

6. The screw locking-free and easily replaceable negative pressure formation mechanism for the square lithium battery as claimed in claim 1, wherein heat dissipation assemblies (14) are disposed on two sides below the top frame (11), a spraying pipe set (12) extending to the top of the top frame (11) is disposed outside the heat dissipation assemblies (14), and the heat dissipation assemblies (14) are communicated with the spraying pipe set (12).

7. The screw locking-free easy-to-replace negative pressure formation mechanism for the square lithium battery as claimed in claim 6, wherein the heat dissipation assembly (14) comprises a fan mounting plate (143), a plurality of fans (141) and an air duct housing (142), the air duct housing (142) is mounted on the fan mounting plate (143), the fans (141) are mounted inside the air duct housing (142), and an air duct opening (144) of the air duct housing (142) is provided with a tapered elongated slot.

8. The screw locking-free easy-to-change type negative pressure formation mechanism for the square lithium battery according to claim 1, wherein the support rod group comprises four support rods (2), the tops of the four support rods (2) are respectively connected with the left end, the right end and the four ends of the bottom of the top frame assembly (1), the bottoms of the four support rods (2) are respectively connected with the left end, the right end and the four ends of the top of the bottom frame assembly (3), linear bearings (51) are arranged at the left end, the right end and the four ends of the top of the tray support assembly (5), and the tray support assembly (5) is slidably connected with the support rods (2) through the linear bearings (51).