CN111261921A

CN111261921A - Rotary workbench for assembling button cell

Info

Publication number: CN111261921A
Application number: CN202010086058.8A
Authority: CN
Inventors: 李玲芳; 原志朋; 胡壮; 范长岭
Original assignee: Hunan University of Arts and Science
Current assignee: Hunan University of Arts and Science
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-06-09
Anticipated expiration: 2040-02-11
Also published as: CN111261921B

Abstract

The invention provides a rotary workbench for assembling a button cell, which comprises a base, wherein a rotating mechanism, a rotating disc, a positioning mechanism and a liquid dropping mechanism are arranged on the base, a plurality of circular grooves are uniformly arranged on the top surface of the rotating disc and are connected with the base through the rotating mechanism, the positioning mechanism comprises a lifting mechanism and a positioning plate, the lifting mechanism comprises a connecting rod, a fixing sleeve and a cylindrical cam, the connecting rod is sleeved from inside to outside, a shaft pin is arranged at one end of the connecting rod, a vertical sliding groove is formed in the fixing sleeve, a spiral sliding groove and a handle are arranged on the side wall of the cylindrical cam, the shaft pin penetrates through the vertical sliding groove and the spiral sliding groove, the cylindrical cam is rotated through the handle, the spiral sliding groove drives the shaft pin to slide along the vertical sliding groove, so that the positioning plate is driven to limit; the rotary workbench for assembling the button cell provided by the invention has a simple structure, can be accurately aligned and assembled, improves the labor efficiency and reduces the labor intensity.

Description

Rotary workbench for assembling button cell

Technical Field

The invention belongs to the field of button cells, and particularly relates to a rotary workbench for assembling button cells.

Background

The button cell is also called a button cell, is shaped like a button, has a large diameter and a small thickness, and is widely applied to various miniature electronic products. The existing button cell generally comprises a negative electrode cover, a gasket, a negative electrode sheet, a diaphragm, a positive electrode sheet, electrolyte and a positive electrode cover.

In a laboratory, in order to verify the influence of different anode and cathode materials, electrolyte, diaphragms and the like on the battery performance, the button batteries need to be manufactured in small batches for experiments, and if the button batteries are entrusted to a third party to be produced in batches by an automatic production line, on one hand, the cost is high, and on the other hand, the period is long, so that the button batteries can only be assembled manually. The manual assembly is carried out in the glove box except for the battery seal, and the other parts are manually assembled in the glove box, so that the assembly operators are required to be highly concentrated in spirit, the labor intensity is high, time and labor are wasted, the efficiency is low, the positioning in the assembly process is difficult to control, the positive and negative pole pieces are not accurately aligned, the consistency of the battery is poor, the pole pieces are staggered to cause the ion deposition phenomenon, the capacity loss is caused, and even the battery is scrapped due to short circuit.

Disclosure of Invention

The invention aims to provide a rotary workbench for assembling button cells, which has a simple structure, can be accurately aligned and assembled, improves the labor efficiency and reduces the labor intensity.

In order to achieve the purpose, the technical scheme of the invention is that the rotary workbench for assembling the button cell comprises a base, wherein the base is provided with a rotating mechanism, a rotating disc, a positioning mechanism and a liquid dropping mechanism, the top surface of the rotating disc is uniformly provided with a plurality of circular grooves and is connected with the base through the rotating mechanism, the positioning mechanism comprises a lifting mechanism and a positioning plate, the lifting mechanism comprises a connecting rod, a fixing sleeve and a cylindrical cam which are sleeved from inside to outside, one end of the connecting rod is connected with the positioning plate, a shaft pin is arranged on the side wall of the other end of the connecting rod along the radial direction of the connecting rod, the fixing sleeve is connected with the base, a vertical sliding groove is arranged on the side wall of the fixing sleeve along the axial direction of the fixing sleeve, a spiral sliding groove and a handle are arranged on the side wall of the cylindrical cam, the handle is arranged, through the handle rotates the cylinder cam, and spiral chute drives the pivot and slides along vertical spout to realize the vertical lift of locating plate, the position of slot is injectd to the locating plate, with the button cell in the leading-in slot of positive plate, negative pole piece and gasket, the liquid dropping mechanism pours into electrolyte into for the button cell in the slot.

Preferably, a semi-annular groove is formed in the positioning plate, the outer diameter of the semi-annular groove is matched with the circular groove, and the inner diameter of the semi-annular groove is matched with the positive plate, the negative plate and the gasket.

Preferably, rotary mechanism includes stand, flange and roll frame, the one end and the base of stand are connected, and the other end and flange joint, roll the frame and be ring shape, and the cover is located on the flange, be equipped with a plurality of and roll the ring shape plane vertically gyro wheel of frame on the roll frame, the flange passes through the gyro wheel and is connected with the rotary disk.

Preferably, the flange is provided with a floating pin, the bottom surface of the rotating disc is uniformly provided with a plurality of first chutes, the first chutes are connected end to end and are circular, and the floating pin is matched with the first chutes.

Preferably, the top end of the upright post is provided with a storage disc.

Preferably, the dropping liquid mechanism includes bracing piece, U template and burette, the burette passes through the U template and is connected with the one end of bracing piece, the other end and the base of bracing piece are connected.

Preferably, the lifting height of the lifting mechanism is 10 mm.

Preferably, the number of the semi-annular grooves is 3, the number of the circular grooves is 12, and the 3 semi-annular grooves are respectively concentric with three adjacent circular grooves.

Preferably, a storage groove is formed in the base.

Preferably, a second chute is formed on the side wall of each circular groove.

The beneficial effect of the invention is that,

1. according to the invention, the rotating disc is arranged on the base by adopting the rotating mechanism, the cylindrical cam is rotated by the handle, the inclined plane of the spiral chute drives the shaft pin to slide along the vertical chute, so that the positioning plate can be vertically lifted, and the positioning plate can be ensured not to rotate, thereby ensuring that the positioning plate can accurately position the rotating disc, and leading the positive plate, the negative plate and the gasket into the button cell in the circular groove, and the liquid dropping mechanism injects electrolyte into the button cell in the circular groove, so that the operation is simple, the labor efficiency can be improved, and the labor intensity is reduced;

2. the outer diameter of the semi-annular groove is matched with the circular groove, the inner diameter of the semi-annular groove is matched with the positive plate, the negative plate and the gasket, the centers of the positive plate, the negative plate and the gasket can be aligned with the center of the positive shell, and the positive plate, the negative plate and the gasket can be smoothly guided into the positive shell in the circular groove, so that the consistency of assembling the button cell is ensured;

3. the flange is connected with the rotating disc through the idler wheel, and the rotating disc concentrically rolls on the flange through the idler wheel, so that the structure is simple, the operation is convenient, the friction resistance is small, the labor intensity can be reduced, and the assembly efficiency can be improved;

4. the first inclined grooves are connected end to form a circle, the floating pin always moves in the first inclined grooves, when the floating pin rises to the highest point, the floating pin collides with the bottom surface of the rotating disc and can hear obvious sound, the impact sound can remind assembly personnel of finishing indexing and is blocked by the vertical surface of the first inclined grooves, and therefore indexing unidirectional rotation of the rotating disc is achieved, and missing installation or repeated placement of the same assembly is avoided;

5. the storage disc is arranged at the top end of the stand column and can be used for placing a battery case, a positive plate/negative plate, a gasket and a diaphragm, so that the workbench can be kept neat and orderly, and material mixing is effectively avoided;

6. electrolyte is required to be dripped twice when each battery is assembled in the traditional manual assembly, the dropper is suspended above the circular groove through the supporting rod and the U-shaped plate, and the dripping of the electrolyte is completed while the rotating disc is rotated, so that the dropper can be prevented from being frequently taken and used, the labor intensity is reduced, the assembly efficiency is improved, the electrolyte is ensured to be dripped in the center of the positive electrode shell, and the quality of the assembled battery is ensured;

7. the lifting height of the lifting mechanism is limited to 10mm, so that when button batteries with different thicknesses are assembled, the requirements of descending locking and ascending releasing of the circular groove of the semi-annular groove can be met, the fatigue caused by manual rotation due to overhigh lifting height can be avoided, and the assembly efficiency is reduced;

8. by setting 3 semi-annular grooves and 12 circular grooves, the indexing of the rotating disc is limited to 90 degrees, the three circular grooves 31 can be positioned at the same time, the three batteries are assembled, and the actions of lifting the positioning plate 42 can be reduced, so that the labor intensity is reduced, and the assembly efficiency is improved;

9. the base is provided with the storage groove so as to be convenient for placing articles such as tweezers, tissues and the like, so that the table top of the workbench is neat and ordered, and the operation is smooth;

10. the second chute has been seted up on the lateral wall of every circular slot, makes things convenient for to take off the battery of equipment with tweezers, reduces the degree of difficulty of taking out button cell from the circular slot, promotes the packaging efficiency.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a side view of the embodiment shown in FIG. 1;

FIG. 3 is a schematic structural view of the base shown in FIG. 1;

fig. 4 is a schematic structural view of the rotating mechanism shown in fig. 1;

FIG. 5 is a schematic structural view of the roll frame shown in FIG. 4;

FIG. 6 is a schematic structural view of the receiving tray shown in FIG. 1;

FIG. 7 is a top view of the rotating disk shown in FIG. 1;

FIG. 8 is a schematic view of another angle of view of the rotating disk shown in FIG. 7;

FIG. 9 is a schematic view of the second chute shown in FIG. 8 in an expanded configuration;

FIG. 10 is a schematic structural view of the positioning mechanism shown in FIG. 1;

FIG. 11 is a schematic view of the positioning plate shown in FIG. 10;

FIG. 12 is a schematic view of the cylindrical cam shown in FIG. 10;

FIG. 13 is a schematic structural view of the fixing sleeve shown in FIG. 10;

FIG. 14 is a schematic structural view of the drip mechanism shown in FIG. 1;

fig. 15 is an exploded view of a button cell.

In the figure, 1-base, 11-storage groove, 2-rotating mechanism, 21-upright post, 211-storage tray, 22-flange, 23-rolling frame, 231-roller, 24-floating pin, 221-blind hole, 241-pin sleeve, 242-short pin, 243-spring, 3-rotating disk, 31-round groove, 32-first chute, 33-second chute, 4-positioning mechanism, 41-lifting mechanism, 411-connecting rod, 412-fixed sleeve, 413-cylindrical cam, 414-shaft pin, 415-vertical chute, 416-spiral chute, 417-handle, 42-positioning plate, 421-semi-annular groove, 5-dropping mechanism, 51-supporting rod, 52-U-shaped plate, 53-dropping pipe, a-positive electrode shell, b-positive electrode plate, c-diaphragm, d-negative electrode plate (or lithium plate), e-gasket, f-negative electrode shell.

Detailed Description

The technical scheme of the invention is further described in detail by combining the drawings and the specific embodiments:

referring to fig. 1-7 together, the rotary worktable for assembling a button cell provided in this embodiment includes a base 1, a rotating mechanism 2, a rotating disk 3, a positioning mechanism 4 and a dripping mechanism 5 are disposed on the

base

1, 12 circular grooves 31 adapted to the size of the positive electrode case of the button cell are disposed on the top surface of the rotating disk 3, and are connected to the base 1 through the rotating mechanism 2, the positioning mechanism 4 includes a lifting mechanism 41 and a positioning plate 42, the lifting mechanism 41 includes a connecting rod 411, a fixing sleeve 412 and a cylindrical cam 413 sleeved from inside to outside, one end of the connecting rod 411 is connected to the positioning plate 42, a shaft pin 414 is disposed on the sidewall of the other end along the radial direction thereof, the fixing sleeve 412 is connected to the base 1, and a vertical chute 415 disposed along the axial direction thereof is disposed on the sidewall, a spiral chute 416 and a handle 417 are disposed on the sidewall of the cylindrical cam 413, the shaft pin 414 penetrates through the vertical sliding groove 415 and the spiral sliding groove 416, the handle 417 is arranged along the radial direction of the cylindrical cam 413, the cylindrical cam 413 is rotated by the handle 417, the inclined surface of the spiral sliding groove 416 drives the shaft pin 414 to move, at the moment, the shaft pin 414 slides along the vertical sliding groove 415, the positioning plate 42 can be vertically lifted, the positioning plate 42 can be ensured not to rotate, so that the rotating disc 3 is accurately positioned, the positioning plate 42 limits the position of the circular groove 31, the positive plate, the negative plate and the gasket are led into the button cell in the circular groove 31, and the electrolyte is injected into the button cell in the circular groove 31 by the dropping mechanism 5.

Be equipped with 3 semi-ring grooves 421 on the locating

plate

42, 3 semi-ring grooves 421 keep the same centre of a circle with three adjacent circular slot 31 respectively, the external diameter and the circular slot 31 adaptation of semi-ring groove 421, the internal diameter and positive plate, negative pole piece and the gasket adaptation of semi-ring groove 421 can guarantee that the center of positive plate, negative pole piece and gasket aligns with the center of anodal shell, fixes a position three circular slot 31 simultaneously, assembles three battery, can reduce the action of lift locating plate 42 to reduce intensity of labour, promote the packaging efficiency.

Rotary mechanism 2 includes stand 21, flange 22 and rolling frame 23, the one end and the base 1 of stand 21 are connected, and the other end is connected with flange 22, rolling frame 23 is ring shape, and the cover is located on flange 22, is equipped with a plurality of rings shape plane vertically gyro wheels 231 with rolling frame 23 on the rolling frame 23, flange 22 passes through gyro wheel 231 and is connected with rotary disk 3, and rotary disk 3 passes through gyro wheel 231 and concentric the rolling on flange 22, simple structure, convenient operation, and frictional resistance is little, can reduce intensity of labour, promotes the packaging efficiency.

The flange 22 is provided with 4 floating pins 24, the bottom surface of the rotating disk 3 is provided with 4 first inclined grooves 32, the 4 first chutes 32 are connected end to form a circle, the floating pin 24 is matched with the first chutes 32, the flange 22 is provided with four blind holes 221, the pin sleeve 241 is placed in the blind holes 221, the pin sleeve 241 is internally provided with a short pin 242, the bottom of the short pin 242 is provided with a spring 243, the short pin 242 is matched with the first chutes 32 on the rotating disc 3, when the rotating disk 3 rotates, the short pin 242 always moves in the first chute 32, and when the rotating disk 3 rotates by 90 degrees, the spring 243 pushes the short pin 242 to rise to the highest point, the short pin 242 is blocked by the vertical surface of the first chute 32, at this time, the short pin 242 collides with the bottom surface of the rotating disk 3, a distinct sound can be heard, the impact sound can remind the assembling personnel of completing the indexing, thus realizing 90-degree indexing unidirectional rotation of the rotating disk 3, thereby avoiding neglected loading or repeated placement of the same component.

The top of stand 21 is equipped with the storage tray 211 that connects the dismantlement, and storage tray 211 divide into 4 check, can be used for placing battery case, positive plate/negative pole piece, gasket and diaphragm, can keep the workstation clean and tidy in order, effectively avoids the compounding, is equipped with the shield on storage tray 211, covers the shield when not using, can avoid the material to be infected with debris, guarantees the quality of battery equipment.

Dropping liquid mechanism 5 includes bracing piece 51, U template 52 and burette 53, burette 53 is located in the U type groove on the U template 52, and U template 52 can be dismantled with the one end of bracing piece 51 and be connected, bracing piece 51's the other end can be dismantled with base 1 and be connected, and every battery of assembling of tradition manual assembly needs twice dropwise add electrolyte, through bracing piece 51 and U template 52 unsettled the top of locating circular slot 31 with burette 53, after positive plate or diaphragm were all put into to the button cell on the rotary disk, rethread burette 53 dropwise add electrolyte one by one, can avoid frequently taking the burette, and the labor intensity is reduced, and the packaging efficiency is promoted, can guarantee the central authorities of electrolyte droplet at positive shell again, guarantees the quality of.

The lifting height of the lifting mechanism 41 is 10mm, so that when button batteries with different thicknesses are assembled, the requirement that the semi-annular groove 421 descends to lock and ascends to release the circular groove 31 is met, and the problem that the assembly efficiency is reduced due to overhigh lifting height can be avoided.

Two storage grooves 11 are formed in the base 1, so that articles such as tweezers and tissues can be placed conveniently.

The second chute 33 is formed in the side wall of each circular groove 31, so that the assembled battery can be conveniently taken down by using tweezers, the difficulty of taking out the button battery from the circular groove 31 is reduced, and the assembly efficiency is improved.

The method comprises the following steps:

firstly, a cylindrical cam 413 is rotated through a handle 417, so that a semi-annular groove 421 is lifted, and a positive shell is placed in each circular groove 31;

secondly, rotating the cylindrical cam 413 through the handle 417, lowering the semi-annular groove 421 into the circular groove 31, locking the position of the circular groove 31, aligning the center of the positive plate with the center of the positive shell under the assistance of the semi-annular groove 421, placing the positive plate into the positive shell, lifting the semi-annular groove 421, rotating the rotating disk 3, and repeating the operation of placing the positive plate until the positive plate is placed into each positive shell;

thirdly, rotating the rotating disc 3, and dropwise adding electrolyte into each positive electrode shell;

fourthly, the semi-annular groove 421 is lifted, a diaphragm is placed in each positive electrode shell, and electrolyte is dripped;

fifthly, lowering the semi-annular groove 421, respectively aligning the negative plate and the gasket with the center of the positive electrode shell under the assistance of the semi-annular groove 421, and placing the negative plate and the gasket into the positive electrode shell until the negative plate and the gasket are placed into each battery;

sixthly, the semi-annular groove 421 is lifted, the negative electrode shell of each battery is covered, the batteries are taken out from the circular groove 31 by extending the second inclined groove 33 by using tweezers, and the batteries are transferred to a sealing machine to be pressed and assembled.

The above examples are only for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A rotary worktable for assembling button cells, comprising a base (1), characterized in that: be equipped with rotary mechanism (2), rotary disk (3), positioning mechanism (4) and dropping liquid mechanism (5) on base (1), evenly be equipped with a plurality of slots (31) on the top surface of rotary disk (3), and be connected with base (1) through rotary mechanism (2), positioning mechanism (4) include elevating system (41) and locating plate (42), elevating system (41) include connecting rod (411), fixed sleeve (412) and cylindrical cam (413) of establishing by interior and overcoat, the one end and the locating plate (42) of connecting rod (411) are connected, are equipped with pivot (414) along its radial direction on the lateral wall of the other end, fixed sleeve (412) are connected with base (1), and are equipped with vertical spout (415) that set up along its axial direction on the lateral wall, be equipped with spiral chute (416) and handle (417) on the lateral wall of cylindrical cam (413), handle (417) set up along the radial direction of cylindrical cam (413), vertical spout (415) and spiral chute (416) are passed in pivot (414), through handle (417) rotation cylindrical cam (413), and spiral chute (416) drive pivot (414) slide along vertical spout (415), drive locating plate (42) vertical lift, the position of round slot (31) is prescribed a limit to in locating plate (42), with the button cell in positive plate, negative pole piece and the leading-in round slot (31) of gasket, dropping mechanism (5) injects electrolyte for the button cell in round slot (31).

2. A rotary table for assembling button cells according to claim 1, characterized in that: and a semi-annular groove (421) is formed in the positioning plate (42), the outer diameter of the semi-annular groove (421) is matched with the circular groove (31), and the inner diameter of the semi-annular groove (421) is matched with the positive plate, the negative plate and the gasket.

3. A rotary table for assembling button cells according to claim 1, characterized in that: rotary mechanism (2) include stand (21), flange (22) and roll frame (23), the one end and the base (1) of stand (21) are connected, and the other end is connected with flange (22), roll frame (23) are the ring shape, and the cover is located on flange (22), be equipped with on roll frame (23) a plurality of with roll frame (23) the ring shape plane vertically gyro wheel (231), flange (22) are connected with rotary disk (3) through gyro wheel (231).

4. A rotary table for assembling button cells according to claim 3, characterized in that: the flange (22) is provided with a floating pin (24), the bottom surface of the rotating disc (3) is uniformly provided with a plurality of first chutes (32), the first chutes (32) are connected end to end and are circular, and the floating pin (24) is matched with the first chutes (32).

5. A rotary table for assembling button cells according to claim 3, characterized in that: the top end of the upright post (21) is provided with a storage disc (211).

6. A rotary table for assembling button cells according to claim 1, characterized in that: dropping liquid mechanism (5) are including bracing piece (51), U template (52) and burette (53), burette (53) are connected with the one end of bracing piece (51) through U template (52), the other end and base (1) of bracing piece (51) are connected.

7. A rotary table for assembling button cells according to claim 1, characterized in that: the lifting height of the lifting mechanism (41) is 10 mm.

8. A rotary table for assembling button cells according to claim 2, characterized in that: the number of the semi-annular grooves (421) is 3, the number of the circular grooves (31) is 12, and the 3 semi-annular grooves (421) respectively keep the same center with the three adjacent circular grooves (31).

9. A rotary table for assembling button cells according to claim 1, characterized in that: the base (1) is provided with a storage groove (11).

10. A rotary table for assembling button cells according to claim 1, characterized in that: and a second inclined groove (33) is formed in the side wall of each circular groove (31).