CN218632095U - Battery anode slurry filling mould - Google Patents

Abstract

The utility model provides a battery anode slurry fills mould, fill mould module including two, it includes mould and bed die to fill mould module, bottom surface one side of going up the mould stretches out outwards and forms first platform, a plurality of guiding gutter has been seted up on the bottom surface of going up the mould, the one end of guiding gutter towards first platform is unsealed, top surface one side of bed die stretches out outwards and forms the second platform, a plurality of thick liquids chamber has been seted up on the top surface of bed die, set up a plurality of screw hole and thick liquids chamber one-to-one intercommunication on bed die and the reverse side of second platform, all install the thick liquids inlet pipe on every screw hole, it is together fixed with the bed die to overlap from top to bottom to go up the mould, the guiding gutter of going up the mould communicates with the thick liquids chamber one-to-one of bed die, two modes that fill mould module and place with first platform is symmetrical. The utility model discloses simple structure, convenient to use can improve positive plate thick liquids filling weight stability and uniformity, can improve the positive plate quality.

Description

Battery anode slurry filling mould

Technical Field

The utility model relates to a battery positive pole thick liquids fills mould.

Background

At present, when a nickel-hydrogen power battery is manufactured, a positive electrode plate mainly adopts a foamed nickel matrix to soak positive slurry through a positive slurry hopper, and then redundant slurry floating on the surface of the positive electrode plate is removed through a slurry scraping plate with a certain gap, so that the foamed nickel matrix is coated with positive slurry with a certain weight. Due to the liquid level change of the slurry hopper, the hydrophilic deviation of the foam nickel matrix, the gap error of the scraping plate and the like, the coating weight consistency of the anode slurry is low; in addition, the foam nickel substrate is completely soaked in the anode slurry, so that the current collector welding position in the middle of the polar plate needs to be processed in the modes of ultrasonic powder cleaning and the like, the deviation of the welding position width and the straightness of the current collector is large, the position deviation of the current collector during welding is easily caused, and meanwhile, the coated anode slurry is difficult to completely clean, so that the poor defects of insufficient solder, explosive solder and the like are easily generated during welding of the current collector, and the performance of the battery is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, convenient to use, can improve the positive plate thick liquids and fill weight stability and uniformity, can improve the battery positive pole thick liquids filling die utensil of positive plate quality.

The utility model discloses a following scheme realizes:

the utility model provides a anodal thick liquids of battery fills mould, includes two and fills the mould module, it includes mould and bed die to fill the mould module, it is the cuboid structure to go up mould, bed die, bottom surface one side of going up the mould stretches out outwards and forms first platform, a plurality of guiding gutter has been seted up on the bottom surface of going up the mould, the guiding gutter is not sealed towards the one end of first platform, top surface one side of bed die stretches out outwards and forms the second platform, a plurality of thick liquids chamber has been seted up on the top surface of bed die, a plurality of screw hole and thick liquids chamber one-to-one intercommunication have been seted up on the reverse side of bed die and second platform, all install the thick liquids inlet pipe on every screw hole, it overlaps fixedly and goes up the first platform of mould and the second platform of bed die mutually to go up the guiding gutter of mould and the thick liquids chamber one-to-one intercommunication of bed die from top to bottom, two are filled the mould module and are placed and are left certain clearance with the relative mode of first platform between two mould modules. The quantity, the size and the position of the diversion trench of the upper die and the slurry cavity of the lower die can be adjusted and designed as required, and in order to achieve a better slurry filling effect, the diversion trench and the slurry cavity are generally respectively designed in the middle positions of the upper die and the lower die and are uniformly distributed. The extension sizes of the first platform of the upper die and the second platform of the lower die can be adjusted and designed as required, so that the slurry can be conveniently sprayed on the corresponding surfaces of the foamed nickel substrate. The gap between the two filling mold modules can be adjusted and designed according to actual conditions, so that the foam nickel matrix can smoothly pass through the gap between the two filling mold modules, and the two surfaces of the foam nickel matrix can be well filled with slurry flowing out from the flow guide grooves of the corresponding filling mold modules.

Further, fill mould module still includes first locating pin and second locating pin, the locating pin hole on the first locating pin hole and the second that run through top surface and bottom surface are seted up respectively to the both ends of going up the mould, the locating pin hole under first locating pin hole and the second that run through top surface and bottom surface are seted up respectively to the both ends of bed die, locating pin hole is just to the intercommunication on first locating pin hole, the second with the first locating pin hole of going up the mould, the second respectively, first locating pin is installed in first locating pin hole and first locating pin hole, the second locating pin is installed in locating pin hole and second locating pin hole on the second. The arrangement of the first positioning pin and the second positioning pin can enable the upper die and the lower die to be positioned and overlapped together better.

Further, the first positioning pin is a circular positioning pin, and the second positioning pin is a prismatic positioning pin.

Further, fill the mould module and still include spout protection piece, spout protection piece is the shape of falling L, the vertical part of spout protection piece is fixed on the side of bed die and second platform syntropy, the horizontal part of spout protection piece laminates mutually with the bottom surface of second platform and the lateral surface looks parallel and level of the horizontal part of spout protection piece and the lateral surface of second platform. The nozzle protection block can reduce excessive abrasion of the foam nickel to the lower die second platform and the upper die first platform, and the purpose of protecting the lower die second platform and the upper die first platform is achieved.

Furthermore, grooves are respectively formed in the end faces of the two ends of the lower die. The arrangement of the groove facilitates the carrying of the whole filling mold module. The shape of the groove can be adjusted and designed according to requirements, such as round, square and the like.

Furthermore, the side surface of the upper die in the same direction with the first platform and the side surface of the lower die in the same direction with the second platform are inclined surfaces which incline outwards from top to bottom.

In actual manufacturing, in order to facilitate the installation of the filling mold module on a set position such as an installation support and the like, bolt installation holes are formed in the set position, bolt installation through holes penetrating through the top surface and the bottom surface are respectively formed in the upper mold and the lower mold, the bolt installation through holes of the upper mold are opposite to and communicated with the bolt installation through holes of the lower mold, and during installation, bolts are screwed from top to bottom and installed in the bolt installation through holes of the upper mold, the bolt installation through holes of the lower mold and the bolt installation holes in the set position.

The utility model discloses a battery positive pole thick liquids fills mould, moreover, the steam generator is simple in structure, high durability and convenient use, can fix a position accurately, the installation is dismantled conveniently, can improve positive plate thick liquids and fill weight stability and uniformity, can improve the positive plate quality, can carry out accurate location to the position of filling of foam nickel base member simultaneously, avoid carrying out the thick liquids to the mass flow body welding position of reserving on the foam nickel base member and filling, thereby can save the ultrasonic wave clear powder process of the subsequent mass flow body welding position of positive plate, guarantee the subsequent mass flow body welding quality of positive plate.

Drawings

Fig. 1 is a schematic structural view of a battery positive electrode slurry filling mold in example 1;

FIG. 2 (a) is an exploded view of a filling mold block according to example 1;

fig. 2 (b) is an exploded view of the filling mold module of example 1;

FIG. 3 (a) is a schematic structural view of the upper mold in example 1;

FIG. 3 (b) is a schematic structural view of the upper mold in example 1 (II);

FIG. 4 is a schematic view of a structure of a small mold in embodiment 1;

fig. 5 is a schematic structural view of the spout protecting block in embodiment 1.

Detailed Description

The embodiment is only for illustrating one implementation of the present invention, and is not to be taken as a limiting illustration of the protection scope of the present invention.

Example 1

A battery anode slurry filling mold is shown in figure 1 and comprises two filling mold modules 0, as shown in figures 2 (a) and 2 (b), each filling mold module 0 comprises an upper mold 1, a lower mold 2, a first positioning pin 3, a second positioning pin 4 and a spout protection block 5, the first positioning pin 3 is a circular positioning pin, the second positioning pin 4 is a prismatic positioning pin, and as shown in figure 5, the spout protection block 5 is in an inverted L shape; as shown in fig. 3 (a) and 3 (b), the upper die 1 is of a cuboid structure, one side of the bottom surface of the upper die 1 extends outwards to form a first platform 6, the side surface of the upper die 1 in the same direction as the first platform 6 is an inclined surface which inclines outwards from top to bottom, a plurality of uniformly distributed diversion trenches 7 are formed in the bottom surface of the upper die 1, one end of each diversion trench 7, which faces the first platform 6, is not closed, and a first upper positioning pin hole 8 and a second upper positioning pin hole 9 which penetrate through the top surface and the bottom surface are respectively formed in two ends of the upper die 1; as shown in fig. 4, the lower die 2 is a rectangular parallelepiped structure, one side of the top surface of the lower die 2 extends outward to form a second platform 10, the side surface of the lower die 2 in the same direction as the second platform 10 is an inclined surface inclined outward from top to bottom, the top surface of the lower die 2 is provided with a plurality of uniformly distributed slurry cavities 11, the side surface of the lower die 2 opposite to the second platform 10 is provided with a plurality of threaded holes 12, the threaded holes 12 are communicated with the slurry cavities 11 in a one-to-one correspondence manner, each threaded hole 12 is provided with a slurry feeding pipe 13, two ends of the lower die 2 are respectively provided with a first lower positioning pin hole 14 and a second lower positioning pin hole 15 penetrating through the top surface and the bottom surface, the first lower positioning pin hole 14 and the second lower positioning pin hole 15 are respectively communicated with a first upper positioning pin hole 8 and a second upper positioning pin hole 9 of the upper die 1 in an opposite manner, end surfaces of two ends of the lower die 2 are respectively provided with grooves 16, as shown in fig. 3 (a), 3 (b) and 4), the upper die 1 and the lower die 2 are respectively provided with bolt mounting through holes 17 in an opposite manner; the vertical part of the spout protection block 5 is fixed on the side face of the lower die 2 in the same direction as the second platform 10, the horizontal part of the spout protection block 5 is attached to the bottom face of the second platform 10, the outer side face of the horizontal part of the spout protection block 5 is flush with the outer side face of the second platform 10, the upper die 1 and the lower die 2 are installed in the first upper positioning pin hole 8 and the first lower positioning pin hole 14 through the first positioning pin 3, the second positioning pin 4 is installed in the second upper positioning pin hole 9 and the second lower positioning pin hole 15 and are overlapped up and down and fixed together through nuts and the like, the first platform 6 of the upper die 1 is overlapped with the second platform 10 of the lower die 2, the diversion grooves 7 of the upper die 1 are communicated with the slurry cavities 11 of the lower die 2 in a one-to-one correspondence manner, the two filling die modules 0 are symmetrically placed in a manner that the first platforms 6 are opposite, and a certain gap is left between the two filling die modules 0.

When the filling mold module is installed, the upper mold is placed on the lower mold, the first positioning pin is installed in the first upper positioning pin hole of the upper mold and the first lower positioning pin hole of the lower mold, the second positioning pin is installed in the second upper positioning pin hole of the upper mold and the second lower positioning pin hole of the lower mold, the upper mold and the lower mold are completely overlapped, the first platform of the upper mold and the second platform of the lower mold are overlapped, then the upper mold and the lower mold are fixed together by using nuts and the like, and the installation of the filling mold module is completed.

When the device is used, the two filling mould modules are symmetrically placed at a set position such as an installation support in a mode that the first platform is opposite, bolts sequentially pass through the bolt installation through holes of the upper mould, the bolt installation through holes of the lower mould and the bolt installation holes in the set position respectively to be locked and fixed, and a certain gap is reserved between the two filling mould modules, so that the foam nickel matrix can smoothly pass through the space between the two filling mould modules, and the two surfaces of the foam nickel matrix can be well filled with slurry flowing out of the flow guide grooves of the corresponding filling mould modules. The slurry feeding pipe on the filling die module is respectively communicated with a slurry providing device such as a slurry barrel and the like, so that the filling die module can start working, when the filling die module works, slurry of the slurry providing device flows into the slurry feeding pipe and enters a slurry cavity through a threaded hole of a lower die, and the slurry is buffered in the slurry cavity, flows out through a diversion trench of an upper die and is filled into a foamed nickel matrix which advances at a constant speed, so that the slurry filling of the foamed nickel matrix is realized.

Claims (6)

1. The utility model provides a battery positive pole thick liquids filling mould which characterized in that: including two filling mould modules, filling mould module includes mould and bed die, it is the cuboid structure to go up mould, bed die, bottom surface one side of going up the mould stretches out outwards and forms first platform, a plurality of guiding gutter has been seted up on the bottom surface of going up the mould, the guiding gutter is not sealed towards the one end of first platform, top surface one side of bed die stretches out outwards and forms the second platform, a plurality of thick liquids chamber has been seted up on the top surface of bed die, set up a plurality of screw hole and thick liquids chamber one-to-one intercommunication on bed die and the reverse side of second platform, all install the thick liquids inlet pipe on every screw hole, it overlaps fixedly together and the first platform of last mould and the second platform of bed die to overlap from top to bottom with the bed die to go up the mould, two guiding gutters of going up the mould and the thick liquids chamber one-to-one intercommunication of bed die, filling mould module is placed and leave certain clearance between two filling mould modules with the mode symmetry that first platform is relative.

2. The battery positive electrode slurry filling mold according to claim 1, wherein: fill the mould module and still include first locating pin and second locating pin, go up the mould both ends and offer respectively and run through top surface and bottom surface on locating pin hole and the second, the both ends of bed die are offered respectively and run through top surface and bottom surface under first locating pin hole and the second locating pin hole, first locating pin hole, second down locating pin hole respectively with go up the mould first go up locating pin hole, the locating pin hole just right intercommunication on the second, first locating pin is installed in first locating pin hole and first locating pin hole down, the second locating pin is installed on the second and is located the pin hole under locating pin hole and the second.

3. The battery positive electrode paste filling mold according to claim 2, wherein: the first positioning pin is a round positioning pin, and the second positioning pin is a prismatic positioning pin.

4. The battery positive electrode paste filling mold according to claim 1, wherein: fill the mould module and still include spout protection piece, spout protection piece is the shape of falling L, the vertical part of spout protection piece is fixed on the side of bed die and second platform syntropy, the horizontal part of spout protection piece laminates mutually with the bottom surface of second platform and the lateral surface looks parallel and level of the horizontal part of spout protection piece and the lateral surface of second platform.

5. The battery positive electrode slurry filling mold according to any one of claims 1 to 4, wherein: grooves are respectively formed in the end faces of the two ends of the lower die.

6. The battery positive electrode slurry filling mold according to any one of claims 1 to 4, wherein: the side surface of the upper die in the same direction with the first platform and the side surface of the lower die in the same direction with the second platform are inclined surfaces which incline outwards from top to bottom.

Images