CN117324815A - Button cell welding and fixing device and application method thereof - Google Patents

Abstract

The invention relates to the technical field of fixing devices, in particular to a button cell welding and fixing device and a using method thereof, wherein the button cell welding and fixing device comprises an arched substrate and two groups of opposite clamp structures arranged on the arched substrate, the directions of the two groups of opposite clamp structures are opposite, a power mechanism for providing pushing and pulling force for the two groups of opposite clamp structures is arranged between the two groups of opposite clamp structures, and the two groups of opposite clamp structures can fix a cell between the two pairs of opposite clamp structures; the button cell is extruded and fixed in the horizontal direction and the vertical direction, so that the button cell is fixed in all directions, labor is liberated, automatic welding work is realized, electric sparks generated by welding are avoided to scald workers, meanwhile, the firmness of the cell is improved, the cell is prevented from shifting and the welding quality is influenced, and the structure can also realize the working effect that the lantern ring is used as a power source to respectively provide power for the extruding arm and the pressing plate and enable the extruding arm and the pressing plate to be in a sequential moving state.

Description

Button cell welding and fixing device and application method thereof

Technical Field

The invention relates to the technical field of fixing devices, in particular to a button cell welding fixing device and a using method thereof.

Background

The welding work of button cell welds the conducting strip at button cell's electrode to the convenience is connected button cell and other consumer through the conducting strip, and the welding mode of using always is that the workman places button cell on the workstation, then places the conducting strip on the electrode end of battery, afterwards through the welder of spot welder to battery and conducting strip carry out spot welding connection can, at battery welded in-process, in order to avoid battery removal, need the workman to support and press the battery, has reached the purpose of fixed battery, and because battery welding can produce the electric spark, consequently this kind of fixed mode causes the workman to scald easily, and the fastness of this fixed mode is relatively poor, leads to the battery skew easily, influences welding quality.

Disclosure of Invention

In order to solve the technical problems, the invention provides a button cell welding and fixing device and a using method thereof.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the button cell welding and fixing device comprises an arched substrate and two groups of opposite clamp structures arranged on the arched substrate, wherein the directions of the two groups of opposite clamp structures are opposite, a power mechanism for providing push-pull force for the two groups of opposite clamp structures is arranged between the two groups of opposite clamp structures, and the two groups of opposite clamp structures can fix a cell between the two groups of opposite clamp structures;

the butt clamp structure comprises a square slide column, one end of the square slide column penetrates through an arched substrate, the square slide column can slide on the arched substrate, two extrusion arms are arranged at the other end of the square slide column, the extrusion arms incline, the directions of the two extrusion arms are opposite, the two extrusion arms are on the same horizontal plane, the upper side and the lower side of the end part of the square slide column provided with the extrusion arms are respectively provided with an inclined plane, the inclined directions of the two inclined planes are opposite, a pressing plate is arranged on the inclined plane in a sliding manner, the pressing plate is connected with the square slide column through a first plate spring, a lantern ring is sleeved on the outer wall of the square slide column in a sliding manner, and the lantern ring is in sliding contact with the side wall of the pressing plate;

the shape of the pressing plate is U-shaped, two ends of the U-shaped are unequal, one longer end is slidably mounted on the inclined plane of the square sliding column, and the other shorter end is used as an extrusion end.

Preferably, the number of the arched base plates and the butt clamp structures on the arched base plates is set into a plurality of groups;

the turntable is vertically inserted into the middle of the base, and rotates on the base, a plurality of rotary columns are arranged on the outer wall of the turntable, the axis of each rotary column is along the radial direction of the turntable, and the end part of each rotary column, which is far away from the turntable, is fixedly connected with the arched substrate;

the base is characterized in that an intermittent mechanism is arranged at the bottom of the base and used for providing intermittent rotation power for the turntable.

Preferably, the power mechanism comprises an adjusting disc rotatably mounted on the arched substrate, the adjusting disc is positioned between the two groups of opposite clamping structures, the connecting line of the two groups of opposite clamping structures is perpendicular to the axis of the adjusting disc, two push-pull arms are eccentrically rotatably arranged on the adjusting disc, the positions of the two push-pull arms are opposite, the end part of the push-pull arm, which is far away from the adjusting disc, is connected with a sliding block, the push-pull arms are rotatably connected with the sliding block, the sliding block is horizontally and slidably mounted on the arched substrate, the moving direction of the sliding block is parallel to the moving direction of the square sliding column, and the sliding block is fixedly connected with the lantern ring;

the middle part of regulating disk is provided with the thread bush, the inside cavity of swivel post, the swivel post internal fixation has the cylinder, and the extension end of cylinder is provided with the threaded rod, and the threaded rod inserts in the thread bush to threaded rod and thread bush threaded connection.

Preferably, the rotating column is rotationally connected with the turntable, and a gear is arranged on the rotating column;

the base is provided with a toothed ring, and the gear is meshed with the toothed ring.

Preferably, the bottom of each of the arcuate substrates is provided with a pallet.

Preferably, a connecting column is arranged on the side wall of the supporting plate, a pressing wheel is arranged in the middle of the connecting column, a pressing plate is arranged on the rotating column, the shape of the pressing plate is elliptical, and the outer wall of the pressing plate is in contact with the outer wall of the pressing wheel;

the end part of the connecting column is provided with a guide mechanism which is used for guiding the connecting column and enabling the connecting column to move in the vertical direction.

Preferably, the guide mechanism comprises a movable frame, the movable frame is vertical, the movable frame is sleeved on the outer side of the rotary column, the end part of the connecting column is connected with the side wall of the movable frame, a supporting block is arranged on the movable frame in a sliding mode, a supporting arm is connected between the outer side wall of the supporting block and the outer wall of the rotary table, the supporting arm is elastically connected with the movable frame through a second plate spring, and a limiting plate is fixed on the outer wall of the movable frame.

Preferably, teeth are arranged on the outer wall of the pressing wheel and the outer wall of the pressing plate, and the connecting column is rotationally connected with the movable frame;

the pallet is arcuate in shape and has an opening facing away from the turntable.

Preferably, the indirect mechanism comprises a plurality of sliding grooves formed in the bottom of the rotary table, the sliding grooves are distributed in an annular mode, the sliding grooves are along the radial direction of the rotary table, the end parts of the sliding grooves are intersected at a position close to the axis of the rotary table, the intersection position between two adjacent sliding grooves is arc-shaped, and a first arc-shaped plate is arranged at the bottom of the rotary table between the two adjacent sliding grooves;

the fixed frame is fixed at the bottom of the base station, the motor is fixed on the fixed frame, the transmission shaft is arranged at the upper output end of the motor, the axis of the transmission shaft deviates from the axis of the turntable, the transmission shaft is provided with the transverse plate, the transverse plate is arranged along the radial direction of the transmission shaft, one end of the transverse plate is provided with the poking column, the poking column is inserted into the sliding groove in a sliding manner, and the other end of the transverse plate is provided with the second arc-shaped plate;

the circle center of the second arc-shaped plate is coincident with the axis of the transmission shaft, and the radius of the outer wall of the second arc-shaped plate is equal to that of the inner wall of the first arc-shaped plate.

The application method of the button cell welding and fixing device comprises the following steps:

a. the intermittent mechanism provides intermittent rotation power for the turntable, so that the turntable drives the arched substrate on the turntable and the butt clamp structure on the arched substrate to move to one station through the rotating column and stay for a specified time, and then moves to the next station;

b. when the arched substrate and the butt clamp structure thereon are moved to a feeding station, the button cells are fed to the upper surface of a supporting plate in the arched substrate, and the power mechanism drives the two groups of butt clamp structures to clamp and fix the cells;

c. the clamping state is kept, the battery is driven to move to a positive electrode welding station through the turntable, the conducting strip can be conveyed to the positive electrode surface of the battery through the external conveying unit, and the motor and the conducting strip are welded through the welding machine;

d. after the positive electrode is welded, the battery is conveyed to a negative electrode welding station, and in the conveying process, the battery is turned over to enable the negative electrode to face upwards, and the conducting strip is welded on the battery again;

e. after the welding of the negative electrode is finished, the welding work of the battery is finished, the turntable drives the battery to move to the blanking station, the power mechanism drives the butt-clamp structure to stop the fixing work of the battery, and the battery naturally falls into the collecting device through the inclined overturning of the supporting plate;

f. the turntable circularly drives the plurality of arched substrates and the butt clamp structure on the arched substrates to rotate, so that continuous processing work of the button cell is realized.

Compared with the prior art, the invention has the beneficial effects that: the button cell is extruded and fixed in the horizontal direction and the vertical direction, so that the button cell is fixed in all directions, labor is liberated, automatic welding work is realized, electric sparks generated by welding are avoided to scald workers, meanwhile, the firmness of the cell is improved, the cell is prevented from shifting and the welding quality is influenced, and the structure can also realize the working effect that the lantern ring is used as a power source to respectively provide power for the extruding arm and the pressing plate and enable the extruding arm and the pressing plate to be in a sequential moving state.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the bottom structure of FIG. 1;

FIG. 3 is an enlarged schematic view of the arcuate base plate and the butt clamp of FIG. 1;

FIG. 4 is a schematic view of the explosive structure of FIG. 3;

FIG. 5 is an enlarged schematic view of the arcuate substrate of FIG. 4;

FIG. 6 is an enlarged schematic view of the square spool of FIG. 5;

FIG. 7 is an enlarged schematic top view of the mount and motor of FIG. 2;

the reference numerals in the drawings: 1. an arcuate substrate; 2. square slide column; 3. an extrusion arm; 4. a pressing plate; 5. a first leaf spring; 6. a collar; 7. a base station; 8. a turntable; 9. a rotating column; 10. an adjusting plate; 11. a push-pull arm; 12. a slide block; 13. a thread sleeve; 14. a threaded rod; 15. a toothed ring; 16. a gear; 17. a supporting plate; 18. a connecting column; 19. a pinch roller; 20. a pressure plate; 21. a moving frame; 22. a support block; 23. a support arm; 24. a second leaf spring; 25. a limiting plate; 26. a chute; 27. a first arcuate plate; 28. a fixing frame; 29. a motor; 30. a transmission shaft; 31. a cross plate; 32. a poking column; 33. and a second arc-shaped plate.

Description of the embodiments

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it should be noted that the directions or positional relationships indicated as being "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are directions or positional relationships based on the drawings are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, or may be internal communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. This example was written in a progressive manner.

As shown in fig. 1 to 6, the welding and fixing device for the button cell comprises an arched substrate 1 and two groups of opposite clamp structures arranged on the arched substrate 1, wherein the two groups of opposite clamp structures are opposite in direction, a power mechanism for providing push-pull force for the opposite clamp structures is arranged between the two groups of opposite clamp structures, and the two groups of opposite clamp structures can fix the cell between the opposite clamp structures;

the butt clamp structure comprises a square slide column 2, one end of the square slide column 2 penetrates through an arched substrate 1, the square slide column 2 can slide on the arched substrate 1, two extrusion arms 3 are arranged at the other end of the square slide column 2, the extrusion arms 3 incline, the directions of the two extrusion arms 3 are opposite, the two extrusion arms 3 are on the same horizontal plane, the upper side and the lower side of the end part of the square slide column 2 provided with the extrusion arms 3 are respectively provided with an inclined plane, the inclined directions of the two inclined planes are opposite, a pressing plate 4 is arranged on the inclined plane in a sliding manner, the pressing plate 4 is connected with the square slide column 2 through a first plate spring 5, a lantern ring 6 is sleeved on the outer wall of the square slide column 2 in a sliding manner, and the lantern ring 6 is in sliding contact with the side wall of the pressing plate 4;

wherein, the shape of clamp plate 4 is the U type to the both ends of U type are unequal, and longer one end slidable mounting is on square traveller 2 inclined plane, and shorter one end is as the extrusion end.

Specifically, the button cells between the two sets of opposite clamp structures can be squeezed and fixed by approaching each other, so that the welding equipment can weld the button cells, the power mechanism mainly provides pushing and pulling forces with opposite directions for the two sets of opposite clamp structures, as two squeezing arms 3 with opposite directions and in an inclined state are arranged on each square slide column 2, four clamping points can be formed by four squeezing arms 3 on the two square slide columns 2 to squeeze and fix the peripheral outer walls of the cells positioned at the inner sides of the four clamping points, and as the two square slide columns 2 synchronously move, the four clamping points can provide a positioning function for the button cells, the upper and lower pressing plates 4 on each square slide column 2 can perform opposite clamp functions for the upper and lower sides of the cells, so that the cells are fixed in the vertical direction, and one shorter end of the pressing plate 4 provides the pushing force, by means of the inclined planes on the square slide columns 2, the pressing plate 4 can be inclined to move in the horizontal direction and the vertical direction, the first pressing plate 5 can provide a reset elastic force for the pressing plate 4, wherein the collar 6 can serve as a power source for the collar 6 of the pressing plate 4, and the power mechanism can provide power for the collar 6.

During actual use, the external conveying mechanism conveys the button cell to the space between the two square slide columns 2 in the arched substrate 1, the power mechanism provides thrust for the lantern ring 6, the acting force of the lantern ring 6 on the pressing plate 4 is transmitted to the square slide columns 2 through the first plate spring 5 due to the action of the first plate spring 5 on the pressing plate 4, namely the lantern ring 6 firstly pushes the square slide columns 2 to move, the square slide columns 2 and the extrusion arms 3 on the square slide columns synchronously move, the extrusion arms 3 carry out extrusion fixing treatment on the circumferential outer wall of the cell, at the moment, the square slide columns 2 and the extrusion arms 3 stop moving, the power mechanism continues to provide power for the lantern ring 6, the lantern ring 6 overcomes the elasticity of the first plate spring 5 and pushes the pressing plate 4 to move, the two pressing plates 4 synchronously move and respectively contact with the upper surface and the lower surface of the cell, and at the moment, the two pressing plates 4 carry out extrusion fixing treatment on the cell in the vertical direction, and thus the fixing work of the cell is realized.

When the button cell is pointed out, due to the action of the two pressing plates 4 on the square slide column 2, the button cell can be kept in a horizontal state, so that the inclination of the button cell is avoided and the welding work is influenced.

Through the extrusion fixed work to button cell in horizontal direction and vertical direction, can realize button cell's all-round fixed to liberate the manpower, realize automatic welding work, avoid the produced electric spark of welding to lead to the fact the scald to the workman, improved the fastness of battery simultaneously, avoid its skew and influence welding quality, and this structural style can also realize that lantern ring 6 is as the power supply and provide power respectively and make its work effect that is the sequential mobile state for extrusion arm 3 and clamp plate 4.

Preferably, as shown in fig. 1 to 5, the number of the arcuate base plates 1 and the butt-clip structures thereon is set to be plural;

the turntable comprises a turntable body, a turntable base and a turntable base, and is characterized by further comprising a base table 7, wherein a turntable 8 is vertically inserted in the middle of the base table 7, the turntable 8 rotates on the base table 7, a plurality of rotary columns 9 are arranged on the outer wall of the turntable 8, the axis of each rotary column 9 is along the radial direction of the turntable 8, and the end part, far away from the turntable 8, of each rotary column 9 is fixedly connected with the arched substrate 1;

an intermittent mechanism is arranged at the bottom of the base 7 and is used for providing intermittent rotation power for the turntable 8.

Specifically, the turntable 8 can drive the plurality of arched substrates 1 to rotate through the plurality of rotary columns 9, so that the arched substrates 1 and buttons on the arched substrates can be moved from a feeding station to other stations such as a welding station and a discharging station, continuous processing work of the battery is realized, and the battery processing efficiency is greatly improved.

The turntable 8 is supported by the base 7, and the intermittent mechanism provides intermittent rotation power for the turntable 8, so that when the battery moves to the station, enough time can be provided for processing the battery.

Preferably, as shown in fig. 5, the power mechanism comprises an adjusting disk 10 rotatably mounted on an arched substrate 1, the adjusting disk 10 is positioned between two groups of opposite clamping structures, the connecting line of the two groups of opposite clamping structures is perpendicular to the axis of the adjusting disk 10, two push-pull arms 11 are eccentrically rotatably arranged on the adjusting disk 10, the positions of the two push-pull arms 11 are opposite, the ends of the push-pull arms 11 far away from the adjusting disk 10 are connected with sliding blocks 12, the push-pull arms 11 are rotatably connected with the sliding blocks 12, the sliding blocks 12 are horizontally and slidably mounted on the arched substrate 1, the moving direction of the sliding blocks 12 is parallel to the moving direction of the square sliding column 2, and the sliding blocks 12 are fixedly connected with the lantern rings 6;

the middle part of adjustment disk 10 is provided with screw thread cover 13, the inside cavity of post 9, the internally fixed cylinder of post 9, the extension end of cylinder is provided with threaded rod 14, and threaded rod 14 inserts in screw thread cover 13 to threaded rod 14 and screw thread cover 13 threaded connection.

Specifically, when the cylinder is extended, the extending end of the cylinder can push the threaded rod 14 to move along the axial direction of the adjusting disc 10, and because the threaded rod 14 is in threaded connection with the threaded sleeve 13, the threaded rod 14 can push the threaded sleeve 13 to rotate, the threaded sleeve 13 drives the adjusting disc 10 to rotate, the adjusting disc 10 can pull the two sliding blocks 12 to be close to each other through the two push-pull arms 11 on the adjusting disc 10, the two sliding blocks 12 synchronously move, the sliding blocks 12 drive the lantern ring 6 to move, and therefore the purpose that the power mechanism provides power for the lantern ring 6 is achieved.

In order to avoid that the threaded rod 14 extends a long distance through the threaded sleeve 13 and influences the normal fixing work of the battery, the threaded sleeve 13 can be hidden a long distance inside the adjusting disc 10 and the rotating column 9, and meanwhile, the mode can also avoid that the threaded sleeve 13 and the threaded rod 14 at the exposed part of the adjusting disc 10 collide when the push-pull arm 11 moves.

Preferably, as shown in fig. 1, the rotating column 9 is rotatably connected with the turntable 8, and a gear 16 is arranged on the rotating column 9;

the base 7 is provided with a toothed ring 15, and a gear 16 is meshed with the toothed ring 15.

Specifically, when carousel 8 rotates, carousel 8 accessible swivel post 9 drives gear 16 and rolls on ring gear 15, and gear 16 drives swivel post 9 rotation this moment to the button cell that makes bow-shaped base plate 1 and above that takes place the upset motion when shifting to other stations, button cell adjusts to the back from the front up upwards, and two welding equipment are cooperated again, thereby realizes carrying out the work of welded to button cell's front and back.

The mode can realize continuous welding processing work of the front and the back of the button cell, namely, when the station is arranged, the front welding station and the turnover welding station are arranged, and the processing efficiency of the cell is greatly improved.

Preferably, as shown in fig. 4, the bottom of each of the arcuate substrates 1 is provided with a pallet 17.

Specifically, through setting up layer board 17, can lift for the bottom of button cell in the bow-shaped base plate 1, when the welding, layer board 17 can provide supplementary holding power for the battery, avoids welder to lead to the fact the damage to the clamp structure to the downforce of battery, and during the material loading, the battery can directly push the layer board 17 upper surface in the bow-shaped base plate 1 to the convenience is carried out preliminary to the battery and is lifted, in order to make things convenient for follow-up centre gripping fixed work.

By arranging the supporting plate 17, when the battery is fed into the arched substrate 1, the mode of pushing by the air cylinder can be directly adopted, and the complex structures such as a mechanical arm and the like are not needed, so that the cost of battery processing equipment is reduced, and the structure of matched equipment is simplified.

Preferably, as shown in fig. 4, a connecting column 18 is arranged on the side wall of the supporting plate 17, a pressing wheel 19 is arranged in the middle of the connecting column 18, a pressing plate 20 is arranged on the rotating column 9, the pressing plate 20 is elliptical, and the outer wall of the pressing plate 20 is in contact with the outer wall of the pressing wheel 19;

wherein the end of the connection post 18 is provided with a guide mechanism for guiding the connection post 18 and moving it in the vertical direction.

Specifically, since the shape of the pressure plate 20 is elliptical and contacts the outer wall of the pressure wheel 19, when the rotating column 9 rotates, the rotating column 9 can push the pressure wheel 19 to move in the vertical direction through the pressure plate 20, and the pressure wheel 19 can drive the supporting plate 17 to move in the vertical direction through the connecting column 18.

In actual use, when the rotary column 9 moves around the rotary table 8 in a circular manner and rotates, the arched substrate 1 is turned over, at this time, in order to avoid the obstruction of the supporting plate 17 to the turning movement of the arched substrate 1, the pressing plate 20 pushes the supporting plate 17 to move downwards and avoid the arched substrate 1, and when the arched substrate 1 is turned over again to a horizontal state, the supporting plate 17 moves upwards and resets to an initial height, and at this time, the supporting plate 17 still plays a role in lifting the battery.

More specifically, when the battery completes the front welding work and turns over, the pallet 17 moves down and away from the battery and the arcuate base plate 1, and when the battery moves to the negative electrode welding station, the battery negative electrode is up, at which time the pallet 17 moves up to the initial height and lifts the bottom of the battery.

Preferably, as shown in fig. 4, the guiding mechanism includes a moving frame 21, the moving frame 21 is vertical, and the moving frame 21 is sleeved on the outer side of the rotating column 9, the end of the connecting column 18 is connected with the side wall of the moving frame 21, a supporting block 22 is slidably arranged on the moving frame 21, a supporting arm 23 is connected between the outer side wall of the supporting block 22 and the outer wall of the turntable 8, the supporting arm 23 is elastically connected with the moving frame 21 through a second plate spring 24, and a limiting plate 25 is fixed on the outer wall of the moving frame 21.

Specifically, the second plate spring 24 provides an upward elastic thrust for the moving frame 21, the supporting arm 23 supports the second plate spring 24, the moving frame 21 provides an upward elastic force for the pinch roller 19 through the connecting post 18, so that the pinch roller 19 and the pressure plate 20 are mutually attached, when the pressure plate 20 pushes the pinch roller 19 to move downwards, the moving frame 21 synchronously moves downwards, the supporting block 22 guides the moving frame 21, and the second plate spring 24 is elastically deformed.

When the turntable 8 rotates, the turntable 8 drives the movable frame 21 to synchronously move through the supporting arm 23 and the supporting block 22, so that the supporting plate 17 and the arched substrate 1 always keep on the same vertical plane and synchronously move, and the limiting plate 25 can limit the supporting block 22.

Preferably, as shown in fig. 4, teeth are disposed on the outer wall of the pressing wheel 19 and the outer wall of the pressing plate 20, and the connecting post 18 is rotatably connected with the moving frame 21;

the carrier 17 is arcuate in shape and opens in a direction away from the turntable 8.

Specifically, when platen 20 follows the rotation of post 9, platen 20 accessible tooth on it and the tooth on pinch roller 19 drive pinch roller 19 synchronous rotation, pinch roller 19 moves and carries out synchronous rotation in vertical direction this moment, pinch roller 19 passes through spliced pole 18 and drives the synchronous upset of layer board 17, when the battery welding is accomplished and when moving to the unloading station, the centre gripping work to the battery is stopped to the clamp structure, the battery is placed on layer board 17, and because layer board 17 upset, consequently can make the battery on the layer board 17 incline the landing naturally to external collection device in, realize the function of automatic blanking.

Preferably, as shown in fig. 2 and 7, the indirect mechanism comprises a plurality of sliding grooves 26 formed at the bottom of the turntable 8, the sliding grooves 26 are distributed in a ring shape, the sliding grooves 26 are along the radial direction of the turntable 8, the ends of the sliding grooves 26 are intersected at a position close to the axis of the turntable 8, the intersection position between two adjacent sliding grooves 26 is arc-shaped, and a first arc-shaped plate 27 is arranged at the bottom of the turntable 8 between two adjacent sliding grooves 26;

the bottom of the base 7 is fixedly provided with a fixing frame 28, a motor 29 is fixed on the fixing frame 28, a transmission shaft 30 is arranged at the upper output end of the motor 29, the axis of the transmission shaft 30 deviates from the axis of the rotary table 8, a transverse plate 31 is arranged on the transmission shaft 30, the transverse plate 31 is arranged along the radial direction of the transmission shaft 30, one end of the transverse plate 31 is provided with a poking column 32, the poking column 32 is slidably inserted into the sliding groove 26, and the other end of the transverse plate 31 is provided with a second arc-shaped plate 33;

the center of the second arc-shaped plate 33 coincides with the axis of the transmission shaft 30, and the radius of the outer wall of the second arc-shaped plate 33 is equal to the radius of the inner wall of the first arc-shaped plate 27.

Specifically, the fixing frame 28 supports the motor 29, the motor 29 can drive the transmission shaft 30, the transverse plate 31, the shifting column 32 and the second arc plate 33 to synchronously rotate, the shifting column 32 can shift the rotary table 8 through the inner wall of the chute 26 to rotate, so that power is provided for the rotary table 8, when the shifting column 32 slides in the chute 26 to a junction position, the shifting column 32 is separated from the inner wall of the chute 26, the shifting column 32 cannot provide power for the rotary table 8, the second arc plate 33 moves into the first arc plate 27, the outer wall of the second arc plate 33 is in sliding contact with the inner wall of the first arc plate 27, the second arc plate 33 performs primary clamping on the first arc plate 27, namely, the transmission shaft 30 rotates at the moment, the rotary table 8 cannot rotate, and when the second arc plate 33 moves to the outer side of the first arc plate 27, the shifting column 32 slides into the other chute 26 and continues to provide power for the rotary table 8, so that an intermittent rotation mode of the rotary table 8 is realized.

When the second arc plate 33 locks the first arc plate 27, the center of the circle of the first arc plate 27 coincides with the axis of the transmission shaft 30, and at this time, although the second arc plate 33 moves, the outer wall of the second arc plate 33 locks the inner wall of the first arc plate 27, so that the first arc plate 27 cannot move.

The application method of the button cell welding and fixing device comprises the following steps:

a. the intermittent mechanism provides intermittent rotation power for the turntable 8, so that the turntable 8 drives the arched substrate 1 on the turntable and the butt clamp structure on the arched substrate 1 to move to one station through the rotary column 9 and stay for a specified time, and then moves to the next station;

b. when the arched substrate 1 and the butt clamp structure thereon are moved to a feeding station, the button cells are fed to the upper surface of a supporting plate 17 in the arched substrate 1, and the power mechanism drives the two groups of butt clamp structures to clamp and fix the cells;

c. the clamping state is kept, the battery is driven to move to a positive electrode welding station through the turntable 8, the conducting strip can be conveyed to the positive electrode surface of the battery through an external conveying unit, and the motor and the conducting strip are welded through a welding machine;

d. after the positive electrode is welded, the battery is conveyed to a negative electrode welding station, and in the conveying process, the battery is turned over to enable the negative electrode to face upwards, and the conducting strip is welded on the battery again;

e. after the welding of the negative electrode is finished, the welding work of the battery is finished, the turntable 8 drives the battery to move to a blanking station, the power mechanism drives the butt-clamp structure to stop the fixing work of the battery, and the battery naturally falls into the collecting device through the inclined overturning of the supporting plate 17;

f. the turntable 8 circularly drives the plurality of arched substrates 1 and the butt clamp structure thereon to rotate, so that continuous processing work of the button cell is realized.

The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.

Claims (10)

1. The button battery welding and fixing device is characterized by comprising an arched substrate and two groups of opposite clamp structures arranged on the arched substrate, wherein the directions of the two groups of opposite clamp structures are opposite, a power mechanism for providing push-pull force for the two groups of opposite clamp structures is arranged between the two groups of opposite clamp structures, and the two groups of opposite clamp structures can fix a battery between the two pairs of opposite clamp structures;

the butt clamp structure comprises a square slide column, one end of the square slide column penetrates through an arched substrate, the square slide column can slide on the arched substrate, two extrusion arms are arranged at the other end of the square slide column, the extrusion arms incline, the directions of the two extrusion arms are opposite, the two extrusion arms are on the same horizontal plane, the upper side and the lower side of the end part of the square slide column provided with the extrusion arms are respectively provided with an inclined plane, the inclined directions of the two inclined planes are opposite, a pressing plate is arranged on the inclined plane in a sliding manner, the pressing plate is connected with the square slide column through a first plate spring, a lantern ring is sleeved on the outer wall of the square slide column in a sliding manner, and the lantern ring is in sliding contact with the side wall of the pressing plate;

the shape of the pressing plate is U-shaped, two ends of the U-shaped are unequal, one longer end is slidably mounted on the inclined plane of the square sliding column, and the other shorter end is used as an extrusion end.

2. The button cell weld fixture apparams of claim 1, wherein the number of arcuate base plates and clip structures thereon is set in multiple groups;

the turntable is vertically inserted into the middle of the base, and rotates on the base, a plurality of rotary columns are arranged on the outer wall of the turntable, the axis of each rotary column is along the radial direction of the turntable, and the end part of each rotary column, which is far away from the turntable, is fixedly connected with the arched substrate;

the base is characterized in that an intermittent mechanism is arranged at the bottom of the base and used for providing intermittent rotation power for the turntable.

3. The welding and fixing device for the button cell, as set forth in claim 2, characterized in that the power mechanism comprises a regulating disc rotatably installed on the arched base plate, the regulating disc is located between two sets of opposite clamping structures, the connecting line of the two sets of opposite clamping structures is perpendicular to the axis of the regulating disc, two push-pull arms are eccentrically and rotatably arranged on the regulating disc, the ends of the push-pull arms far away from the regulating disc are connected with a sliding block, the push-pull arms are rotatably connected with the sliding block, the sliding block is horizontally and slidably installed on the arched base plate, the moving direction of the sliding block is parallel to the moving direction of the square slide column, and the sliding block is fixedly connected with the lantern ring;

the middle part of regulating disk is provided with the thread bush, the inside cavity of swivel post, the swivel post internal fixation has the cylinder, and the extension end of cylinder is provided with the threaded rod, and the threaded rod inserts in the thread bush to threaded rod and thread bush threaded connection.

4. A button cell welding fixture apparatus according to claim 3, wherein said rotary post is rotatably connected to said turntable, said rotary post being provided with a gear;

the base is provided with a toothed ring, and the gear is meshed with the toothed ring.

5. The button cell weld fixture apparams of claim 4, wherein the bottom of each of the arcuate substrates is provided with a pallet.

6. The welding and fixing device for the button cell, as set forth in claim 5, wherein a connecting column is provided on the side wall of the supporting plate, a pressing wheel is provided in the middle of the connecting column, a pressing plate is provided on the rotating column, the pressing plate is elliptical in shape, and the outer wall of the pressing plate contacts with the outer wall of the pressing wheel;

the end part of the connecting column is provided with a guide mechanism which is used for guiding the connecting column and enabling the connecting column to move in the vertical direction.

7. The welding and fixing device for button cells as set forth in claim 6, wherein the guide mechanism comprises a moving frame, the moving frame is vertical and is sleeved outside the rotating column, the end of the connecting column is connected with the side wall of the moving frame, a supporting block is slidably arranged on the moving frame, a supporting arm is connected between the outer side wall of the supporting block and the outer wall of the turntable, the supporting arm is elastically connected with the moving frame through a second plate spring, and a limiting plate is fixed on the outer wall of the moving frame.

8. The welding and fixing device for the button cell, as set forth in claim 7, wherein teeth are provided on the outer wall of the pressing wheel and the outer wall of the pressing plate, and the connecting column is rotatably connected with the movable frame;

the pallet is arcuate in shape and has an opening facing away from the turntable.

9. The welding and fixing device for button cells as set forth in claim 8, wherein the indirect mechanism comprises a plurality of sliding grooves formed in the bottom of the turntable, the sliding grooves are distributed in a ring shape, the sliding grooves are along the radial direction of the turntable, the end parts of the sliding grooves are intersected at a position close to the axis of the turntable, the intersection position between two adjacent sliding grooves is arc-shaped, and a first arc-shaped plate is arranged at the bottom of the turntable between two adjacent sliding grooves;

the fixed frame is fixed at the bottom of the base station, the motor is fixed on the fixed frame, the transmission shaft is arranged at the upper output end of the motor, the axis of the transmission shaft deviates from the axis of the turntable, the transmission shaft is provided with the transverse plate, the transverse plate is arranged along the radial direction of the transmission shaft, one end of the transverse plate is provided with the poking column, the poking column is inserted into the sliding groove in a sliding manner, and the other end of the transverse plate is provided with the second arc-shaped plate;

the circle center of the second arc-shaped plate is coincident with the axis of the transmission shaft, and the radius of the outer wall of the second arc-shaped plate is equal to that of the inner wall of the first arc-shaped plate.

10. The method for using a button cell welding fixture as defined in claim 9, comprising the steps of:

a. the intermittent mechanism provides intermittent rotation power for the turntable, so that the turntable drives the arched substrate on the turntable and the butt clamp structure on the arched substrate to move to one station through the rotating column and stay for a specified time, and then moves to the next station;

b. when the arched substrate and the butt clamp structure thereon are moved to a feeding station, the button cells are fed to the upper surface of a supporting plate in the arched substrate, and the power mechanism drives the two groups of butt clamp structures to clamp and fix the cells;

c. the clamping state is kept, the battery is driven to move to a positive electrode welding station through the turntable, the conducting strip can be conveyed to the positive electrode surface of the battery through the external conveying unit, and the motor and the conducting strip are welded through the welding machine;

d. after the positive electrode is welded, the battery is conveyed to a negative electrode welding station, and in the conveying process, the battery is turned over to enable the negative electrode to face upwards, and the conducting strip is welded on the battery again;

e. after the welding of the negative electrode is finished, the welding work of the battery is finished, the turntable drives the battery to move to the blanking station, the power mechanism drives the butt-clamp structure to stop the fixing work of the battery, and the battery naturally falls into the collecting device through the inclined overturning of the supporting plate;

f. the turntable circularly drives the plurality of arched substrates and the butt clamp structure on the arched substrates to rotate, so that continuous processing work of the button cell is realized.