CN115770800A

CN115770800A - Lead-acid battery tab shaping machine with good flattening effect

Info

Publication number: CN115770800A
Application number: CN202310105144.2A
Authority: CN
Inventors: 廖荣华; 游振轩
Original assignee: Quanzhou Jijun Technology Co ltd
Current assignee: Quanzhou Jijun Technology Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-03-10
Anticipated expiration: 2043-02-13
Also published as: CN115770800B

Abstract

The invention belongs to the technical field of battery tab leveling, and particularly relates to a lead-acid battery tab shaping machine with a good leveling effect. The invention aims to provide a lead-acid battery tab shaping machine which can ensure the processing efficiency and has good flattening effect. The invention provides a lead-acid battery tab shaping machine with a good shaping effect, which comprises a rack and a shaping assembly, wherein the rack is provided with the shaping assembly capable of flattening tabs, the lead-acid battery tab shaping machine also comprises a material changing support, a placing table and a material changing assembly, one side of the rack is connected with the material changing support, one side of the material changing support is connected with the placing table, and the material changing assembly is arranged on the material changing support. After the pole lug is preliminarily flattened, the two sides of the pole lug can be continuously extruded through the flattening plate, so that the pole lug is flattened again, the pole lug is prevented from deforming again under the action of self toughness after being flattened, and the leveling effect is better.

Description

Lead-acid battery tab shaping machine with good flattening effect

Technical Field

The invention belongs to the technical field of battery tab leveling, and particularly relates to a lead-acid battery tab shaping machine with a good leveling effect.

Background

Contain one in lead acid battery's the production process and cut the process, need cut the utmost point ear of overlength to standard length, nevertheless cutting the in-process, lead to utmost point ear to take place deformation easily, if carry out the flattening to the utmost point ear after the deformation, the utmost point ear in the welded in-process just leads to the battery utmost point crowd to appear welding and does not lead to the fact rosin joint or the phenomenon of false welding on to influence lead acid battery quality.

In order to avoid the above situation, the cut tab is usually leveled, and the tab of the battery is usually loosened after being simply extruded once in the existing leveling manner, for example, a tab shaping device of a side negative plate disclosed in the patent publication No. CN103934314B or a tab shaping device of a lead-acid battery disclosed in the patent publication No. CN114871304B, but the tab material serving as the battery plate usually has toughness, and it is difficult to completely flatten or finish shaping the tab only by applying pressure for a short time, and after being loosened, the tab is also easily deformed under the action of its own toughness, so that the achieved shaping effect is poor.

Although the lead-acid battery tab shaping device disclosed in the patent publication No. CN114871304B can achieve a good leveling effect by pressing for a long time, each tab needs to be pressed for a long time, and the work efficiency of leveling the pair of tabs is reduced, which is not beneficial to production.

Disclosure of Invention

In view of this, the invention provides a lead-acid battery tab shaping machine which can ensure the processing efficiency and has a good flattening effect.

The technical implementation scheme of the invention is as follows: the utility model provides a level effectual lead acid battery utmost point ear trimmer, is equipped with the flattening subassembly that can flatten utmost point ear in the frame including frame and flattening subassembly, characterized by: the pole plate replacing device comprises a frame, a replacing support, a replacing assembly, a lower frame body, a lead screw, an upper frame body, a containing frame, a clamp, an extruding frame body, an extruding strip and a speed reduction transmission group, wherein one side of the frame is connected with the replacing support, one side of the replacing support is connected with the placing table, the replacing assembly is arranged on the replacing support, the top of the placing table is connected with the lower frame body, the lower frame body is connected with the upper frame body in a sliding mode, the lead screw is in threaded connection with the upper frame body and can move through threads, the containing frame is arranged in the upper frame body and used for containing pole plates after pole lugs are leveled, the two sides of the containing frame are uniformly spaced and provided with the clamp, the clamp comprises pressing plates, the extruding plate, a connecting rod and elastic pieces, the connecting rod is connected to the containing frame in a transverse sliding mode, the two extruding plates are hinged to the connecting rod and connected to the elastic pieces, the pressing plates are connected to the extruding plate in a hinged mode, the pressing plates can vertically slide on the containing frame, the extruding frame body is provided with the extruding frame, the inner side face of the extruding frame body, the two extruding strips are connected to the two extruding strips, the extruding strips can be in a speed reduction transmission group, and can be moved with the extruding plate and can be moved between the pole plates.

Further, the leveling assembly comprises a leveling cylinder and a leveling block, the leveling cylinder is mounted on the rack, the leveling block is connected to a telescopic rod of the leveling cylinder, and the leveling block is in sliding fit with the rack.

Further, the reloading assembly comprises a double-shaft motor and a reloading rotary table, the double-shaft motor is installed on the reloading support, the reloading rotary table is connected to one output shaft of the double-shaft motor, and the speed reduction transmission group is arranged between the screw rod and the other output shaft of the double-shaft motor.

Furthermore, at least three holding grooves are uniformly formed in the top of the material changing turntable along the circumferential direction, so that polar plates can be placed conveniently.

Further, the material changing turntable comprises a pressing mechanism, the pressing mechanism comprises a pressing support, a pressing roller and a first elastic piece, the pressing support is installed on the upper portion of the rack, the pressing roller is connected to the lower portion of the pressing support in a sliding mode, the first elastic piece is connected between the pressing roller and the pressing support, and the first elastic piece can apply pressure to the pressing roller so that the pressing roller can press the polar plates placed on the material changing turntable tightly.

The material changing turntable is characterized by further comprising a material pushing mechanism, the material pushing mechanism comprises a driving assembly, material pushing blocks and a second elastic piece, the material changing turntable is evenly connected with the material pushing blocks with the quantity being consistent with that of the containing grooves in a sliding mode at intervals along the circumferential direction, the material pushing blocks are connected in the containing grooves in a sliding mode, the driving assembly used for pushing the material pushing blocks to move is arranged on the material changing turntable, the material pushing blocks can move to push the polar plates on the containing grooves out towards the containing frame, and the second elastic piece is connected between the material pushing blocks and the material changing turntable.

Further, drive assembly is including promoting the piece, push down frame and extrusion frame, flattening piece bottom is connected with promotes the piece, promote piece and frame sliding type connection, frame lower part sliding type connection has push down the frame, promote the piece and be located push down the frame top, the even interval articulated extrusion frame that is connected with quantity and ejector pad unanimous is followed to reloading carousel bottom along circumference, the extrusion frame contacts with ejector pad downside, the push down the frame removal can promote the swing of extrusion frame, the swing of extrusion frame can extrude the ejector pad and move towards accomodating the frame direction.

Furthermore, the automatic feeding device also comprises a feeding frame, wherein the feeding frame is connected to the rack, and the bottom of the feeding frame is flush with the top of the material changing turntable.

The invention has the following advantages:

1. after the pole lug is initially flattened, the two sides of the pole lug can be continuously extruded through the flattening plate, so that the pole lug is flattened again, the pole lug is prevented from being deformed again under the action of self toughness after being flattened, and the leveling effect is better.

2. When the flattening plate continuously extrudes two sides of the lug, the operation of other parts is not influenced, and the other parts can continuously operate to flatten the subsequent lug, so that the flattening efficiency can be ensured.

3. When the pole plate storage rack is operated, the leveling block can be operated to drive the material pushing block to push the pole plate to the storage rack, manual operation is not needed, and operation is more convenient.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Figure 2 is a perspective view of the leveling assembly, the pushing block and the frame of the present invention.

Fig. 3 is a schematic perspective view of the refueling assembly of the present invention.

Fig. 4 is a schematic perspective view of the components of the lower frame, the screw rod, the upper frame, the storage rack, etc. of the present invention.

Fig. 5 is an exploded view of the upper frame and the storage rack according to the present invention.

Fig. 6 is a schematic perspective view of the storage rack, the pressing plate and the pressing plate according to the present invention.

Fig. 7 is an enlarged view of a portion a of fig. 6 according to the present invention.

Fig. 8 is a schematic perspective view of the platen, the squeeze plate and the connecting rod according to the present invention.

Fig. 9 is a schematic perspective view of the lower frame, the extrusion strip and other components of the present invention.

Fig. 10 is a schematic perspective view of the extrusion frame and the extrusion strip of the present invention.

Fig. 11 is a schematic view of the connection relationship between the pressing mechanism and other components.

Fig. 12 is a schematic perspective view of the pressing mechanism of the present invention.

Fig. 13 is a schematic view of the connection between the pushing mechanism and other components.

Fig. 14 is a partial perspective view of the pushing mechanism of the present invention.

FIG. 15 is a schematic view of the connection between the blanking frame and other components of the present invention.

The meaning of the reference symbols in the figures: 1: frame, 2: reloading bracket, 3: placing table, 61: lower frame, 62: screw mandrel, 63: upper frame, 64: storage rack, 71: platen, 72: extrusion plate, 721: connecting rod, 722: spring plate, 73: extrusion frame, 74: extrusion strip, 8: reduction transmission set, 4: leveling assembly, 41: leveling cylinder, 42: leveling block, 5: refueling assembly, 51: two-shaft motor, 52: material changing turntable, 9: hold-down mechanism, 91: hold-down bracket, 92: pressure roller, 93: first elastic member, 10: pushing equipment, 101: push block, 102: press-down frame, 103: extrusion frame, 104: pusher block, 105: second elastic member, 11: and (7) a blanking frame.

Description of the preferred embodiment

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

A lead-acid battery tab shaping machine with good flattening effect is disclosed, as shown in figures 1-10, and comprises a frame 1, a material changing support 2, a placing table 3, a material changing component 5, a flattening component 4, a lower frame 61, a screw rod 62, an upper frame 63, a containing frame 64, a clamp, an extrusion frame 73, an extrusion strip 74 and a speed reduction transmission group 8, wherein the lower part of the right side of the frame 1 is connected with the material changing support 2, the right side of the material changing support 2 is connected with the placing table 3, the frame 1 is provided with the flattening component 4 capable of flattening tabs, the material changing support 2 is provided with the material changing component 5, the top of the placing table 3 is connected with the lower frame 61, the lower frame 61 is connected with the upper frame 63 in a sliding manner, the screw rod 62 is connected with the lower frame 61 in a rotating manner, the screw rod 62 is connected with the upper frame 63 in a threaded manner, the screw rod 62 can drive the upper frame 63 to move through threads, the containing frame 64 is detachably arranged in the upper frame 63, the polar plate collecting rack is used for collecting polar plates after flattening of polar lugs, clamps are uniformly arranged on the front side and the rear side of the collecting rack 64 at intervals, each clamp comprises a connecting rod 721, a flattening plate 71, an extrusion plate 72 and an elastic sheet 722, the connecting rods 721 are connected to the collecting rack 64 in a transverse sliding mode, the connecting rods 721 are connected to the two extrusion plates 72 in a hinged mode, the elastic sheets 722 are connected between the two extrusion plates 72, the extrusion plates 72 are connected to the extrusion plates 71 in a hinged mode, the flattening plates 71 can slide up and down on the collecting rack 64, extrusion frame bodies 73 are placed in the lower frame body 61, the front side and the rear side of the right side face in the extrusion frame bodies 73 are connected to the extrusion strips 74, the extrusion strips 74 are located on the moving tracks of the extrusion plates 72, so that the extrusion plates 72 can be in contact with the extrusion strips 74 and move leftwards under the extrusion of the extrusion plates 74 when moving, the extrusion plates 72 move leftwards to push the flattening plates 71 to move, the polar lugs on the polar plates can be pressed by the movement of the flattening plates 71, for flattening the pole ear, a speed reduction transmission group 8 is arranged between the screw rod 62 and the material changing component 5.

As shown in fig. 2, leveling assembly 4 includes leveling cylinder 41 and leveling block 42, and rack 1 is last to install leveling cylinder 41, is connected with leveling block 42 on leveling cylinder 41's the telescopic link, and leveling block 42 and rack 1 sliding fit, leveling cylinder 41 can drive leveling block 42 downstream for carry out the flattening to the utmost point ear.

As shown in fig. 3, the material changing assembly 5 includes a double-shaft motor 51 and a material changing turntable 52, the double-shaft motor 51 is installed on the material changing bracket 2, two output shafts of the double-shaft motor 51 are arranged up and down, the material changing turntable 52 is connected to the output shaft on the upper side of the double-shaft motor 51, the reduction transmission group 8 is arranged between the output shafts of the screw rod 62 and the lower side of the double-shaft motor 51, four holding grooves are uniformly arranged on the top of the material changing turntable 52 along the circumferential direction, so as to place the polar plate, the reduction transmission group 8 is composed of a worm wheel, a worm, a rotating rod and a bevel gear, the rotating rod is connected to the lower part of the placing table 3, the bevel gear is provided with two output shafts and two rotating rod left sides which are respectively connected to the lower side of the double-shaft motor 51, the two bevel gears are meshed with each other, the worm is connected to the right side of the rotating rod, the worm wheel is connected to the bottom of the screw rod 62, and the worm wheels are matched with each other.

When the battery pole lug needs to be shaped, the device can be used, initially, the telescopic rod of the leveling cylinder 41 is in an extension state, when the device is used, a pole plate with the pole lug is placed in the accommodating groove of the material changing rotary table 52, then the material changing rotary table 52 can be driven to rotate by starting the double-shaft motor 51, so that the pole plate is driven to move, the pole lug position on the pole plate is positioned below the leveling block 42 after the pole plate moves, at the moment, the double-shaft motor 51 is closed, the telescopic rod of the leveling cylinder 41 is started to retract to drive the leveling block 42 to move downwards to squeeze the pole lug, so that the pole lug is primarily leveled, after primary leveling is finished, the double-shaft motor 51 is continuously started to drive the pole plate to move through the material changing rotary table 52, when the pole plate moves to the aligning storage frame 64, the double-shaft motor 51 is closed, then the pole plate is pushed into the storage frame 64, after the pole plate is pushed into the storage frame 64, the pole lug of the pole plate is positioned between the pressing plates 71 of the upper clamp and the lower clamp, then, the dual-shaft motor 51 can be continuously started to drive the material changing turntable 52 to rotate for subsequent tab leveling, the dual-shaft motor 51 can drive the lead screw 62 to rotate through the speed reduction transmission group 8 when being started, the lead screw 62 can drive the upper frame body 63 and the storage frame 64 to move downwards, the storage frame 64 can drive the extrusion plate 72 to move downwards when moving downwards, when the extrusion plate 72 moves downwards to be in contact with the upper end of the extrusion strip 74, the extrusion plate 72 moves downwards continuously to be extruded by the extrusion strip 74 to drive the connecting rod 721 to move leftwards in the storage frame 64, the two pressing plates 71 of the same clamp are far away from each other, the elastic sheet 722 deforms, when the pressing plates 71 on the upper clamp and the lower clamp are far away from each other, the pressing plates 71 close to each other on the two clamps approach to press the tabs, so as to continuously apply pressure on the tabs to press the tabs, thereby preventing the tabs from deforming again due to toughness, the lug can be leveled continuously during leveling, the lug can be prevented from deforming again due to the toughness of the lug, the leveling effect is good, the subsequent leveling of the lug can not be hindered while the lug is continuously pressed, and the leveling efficiency can be ensured; when the clamp is used, the upper clamp and the lower clamp can jointly press the lug on one polar plate; after the storage rack 64 completely enters the extrusion frame body 73, the storage rack 64 can be detached from the upper frame body 63, the storage rack 64 and the extrusion frame body 73 can be taken out, and a new storage rack 64 and an extrusion frame body 73 can be put in for subsequent tab placement.

Examples

On the basis of embodiment 1, as shown in fig. 1, 11 and 12, the automatic feeding device further includes a pressing mechanism 9, the pressing mechanism 9 includes a pressing support 91, a pressing roller 92 and a first elastic member 93, the pressing support 91 is installed on the right side of the rack 1, the pressing support 91 is located above the material changing turntable 52, the pressing roller 92 is connected to the lower portion of the pressing support 91 in a sliding manner, the first elastic member 93 is connected between the pressing roller 92 and the pressing support 91, the first elastic member 93 is a pressing elastic sheet, and the first elastic member 93 can apply pressure to the pressing roller 92, so that the pressing roller 92 presses the polar plate placed on the material changing turntable 52.

When the polar plate rotates to the compressing roller 92 below, the pole lug on the polar plate is just located the flattening block 42 below, and at the moment, the first elastic piece 93 can apply pressure to the compressing roller 92 so that the compressing roller 92 compresses the polar plate, thereby playing the effect of compressing the polar plate and avoiding the polar plate from tilting when the pole lug is flattened.

As shown in fig. 1, 13 and 14, the material pushing device 10 is further included, the material pushing device 10 includes a driving assembly, four material pushing blocks 104 and a second elastic member 105, the material changing turntable 52 is connected with the four material pushing blocks 104 in a sliding manner at equal intervals along the circumferential direction, the material pushing blocks 104 are connected in the accommodating groove in a sliding manner, the material changing turntable 52 is provided with the driving assembly for pushing the material pushing blocks 104 to move, the material pushing blocks 104 can push the pole plates on the accommodating groove to the right when moving, and the second elastic member 105 is connected between the material pushing blocks 104 and the material changing turntable 52.

As shown in fig. 13 and 14, the driving assembly includes a pushing block 101, a lower pressing frame 102 and a pressing frame 103, the bottom of the leveling block 42 is connected with the pushing block 101, the pushing block 101 is slidably connected with the rack 1, the lower portion of the rack 1 is slidably connected with the lower pressing frame 102, the pushing block 101 is located above the lower pressing frame 102, the bottom of the material changing turntable 52 is hinged with four pressing frames 103 at uniform intervals along the circumferential direction, the pressing frames 103 are in contact with the lower side of the pushing block 104, the material changing turntable 52 can rotate to drive the pressing frames 103 to rotate, when the pressing frames 103 rotate to be close to the storage frame 64, the pressing frames 103 are located right below the right side of the lower pressing frame 102, at this time, the lower pressing frame 102 moves to push the pressing frame 103 to swing, and the pressing frame 103 swings to press the pushing block 104 in contact with the pressing frame 103 to move rightwards, so that the pushing block 104 pushes the polar plates into the storage frame 64.

When the polar plates are placed, the polar plates are in contact with the pushing block 104, the leveling block 42 can drive the pushing block 101 to move downwards when moving downwards, the pushing block 101 can extrude the lower pressing frame 102 to move downwards when moving downwards, the lower pressing frame 102 can extrude the extruding frame 103 located below the lower pressing frame to swing downwards, the extruding frame 103 can extrude the pushing block 104 to move rightwards when swinging, the second elastic piece 105 is compressed, the pushing block 104 can push the polar plates aligned with the containing frame 64 into the containing frame 64 when moving rightwards, therefore, the effect of automatically placing the polar plates into the containing frame 64 can be achieved, and the operation is more convenient.

As shown in fig. 1 and fig. 15, the automatic feeding device further comprises a blanking frame 11, the frame 1 is connected with the blanking frame 11, and the bottom of the blanking frame 11 is flush with the top of the material changing turntable 52.

When the feeding device is used, the polar plates can be stacked in the blanking frame 11, the containing groove on the material changing turntable 52 rotates to the position below the blanking frame 11, the polar plates in the blanking frame 11 can fall into the containing groove, and therefore the polar plates do not need to be added manually and frequently.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a level effectual lead acid battery utmost point ear trimmer, includes frame (1) and flattening subassembly (4), is equipped with flattening subassembly (4) that can flatten utmost point ear on frame (1), characterized by: the pole plate replacing device is characterized by further comprising a material replacing support (2), a placing platform (3), a material replacing assembly (5), a lower frame body (61), a lead screw (62), an upper frame body (63), a containing frame (64), a clamp, an extrusion frame body (73), an extrusion strip (74) and a speed reduction transmission group (8), wherein the material replacing support (2) is connected to one side of the rack (1), the placing platform (3) is connected to one side of the material replacing support (2), the material replacing assembly (5) is arranged on the material replacing support (2), the lower frame body (61) is connected to the top of the placing platform (3), the upper frame body (63) is connected to the lower frame body (61) in a sliding mode, the lead screw (62) is connected with the upper frame body (63) in a threaded mode, the lead screw (62) can rotate and can drive the upper frame body (63) to move through threads, the containing frame (64) is arranged in the upper frame body (63), the containing frame (721) and used for containing pole plates after pole plates are leveled, the pole plates are arranged on the containing frame (64) at two sides at even intervals, the two sides, the clamp comprises a pressing plate (71), the extruding plate (722), the extruding plate (72), the connecting rod (722), the connecting rod (721) is connected with the connecting rod (722), the connecting rod (721) in a sliding mode, the connecting plate (722), the connecting rod (721) and the elastic plate (72) in the connecting plate hinged mode, the extrusion plate (72) is hinged to be connected with a compression plate (71), the compression plate (71) can slide on the storage frame (64) along the longitudinal direction, an extrusion frame body (73) is placed in the lower frame body (61), the inner side face of the extrusion frame body (73) is connected with two extrusion strips (74), the extrusion strips (74) are located on the moving track of the extrusion plate (72), so that the extrusion plate (72) can be in contact with the extrusion strips (74) when moving and can move under the extrusion of the extrusion strips (74), the extrusion plate (72) can push the compression plate (71) to move, the compression plate (71) can push the pole lugs on the pole plates, and a speed reduction transmission group (8) is arranged between the screw rod (62) and the material changing assembly (5).

2. The lead-acid battery tab shaping machine with good flattening effect as claimed in claim 1, wherein: leveling assembly (4) are including flattening cylinder (41) and flattening piece (42), install flattening cylinder (41) on frame (1), are connected with flattening piece (42) on the telescopic link of flattening cylinder (41), flattening piece (42) and frame (1) sliding fit.

3. The lead-acid battery tab shaping machine with good flattening effect as claimed in claim 1, characterized in that: the material changing assembly (5) comprises a double-shaft motor (51) and a material changing turntable (52), the double-shaft motor (51) is installed on the material changing support (2), the material changing turntable (52) is connected to one output shaft of the double-shaft motor (51), and the speed reduction transmission group (8) is arranged between the screw rod (62) and the other output shaft of the double-shaft motor (51).

4. The lead-acid battery tab shaping machine with good flattening effect as claimed in claim 3, wherein: at least three holding tanks are evenly arranged on the top of the material changing turntable (52) along the circumferential direction so as to place polar plates.

5. The lead-acid battery tab shaping machine with good flattening effect as claimed in claim 1, wherein: still including hold-down mechanism (9), hold-down mechanism (9) are including pressing support (91), pinch roller (92) and first elastic component (93), frame (1) upper portion is installed and is pressed support (91), it has pinch roller (92) to press support (91) lower part sliding connection, be connected with first elastic component (93) between pinch roller (92) and the pinch support (91), first elastic component (93) can exert pressure to pinch roller (92), so that pinch roller (92) compress tightly the polar plate of placing on reloading carousel (52).

6. The lead-acid battery tab shaping machine with good flattening effect as claimed in claim 3, wherein: still including pushing equipment (10), pushing equipment (10) are including drive assembly, ejector pad (104) and second elastic component (105), material changing carousel (52) are gone up and are followed the even interval sliding connection of circumference and have ejector pad (104) that quantity is unanimous with the holding tank, ejector pad (104) sliding connection is in the holding tank, be provided with the drive assembly who is used for promoting ejector pad (104) removal on material changing carousel (52), ejector pad (104) remove can push out the polar plate on the holding tank towards storage rack (64) direction, be connected with second elastic component (105) between ejector pad (104) and material changing carousel (52).

7. The lead-acid battery tab shaping machine with good flattening effect as claimed in claim 6, wherein: the driving assembly comprises a pushing block (101), a lower pressing frame (102) and an extrusion frame (103), the bottom of the leveling block (42) is connected with the pushing block (101), the pushing block (101) is connected with the rack (1) in a sliding mode, the lower portion of the rack (1) is connected with the lower pressing frame (102) in a sliding mode, the pushing block (101) is located above the lower pressing frame (102), the bottom of the material changing turntable (52) is hinged with the extrusion frame (103) with the number being equal to that of the material pushing block (104) at the circumferential uniform interval, the extrusion frame (103) is in lower side contact with the material pushing block (104), the lower pressing frame (102) can move to push the extrusion frame (103) to swing, and the extrusion frame (103) can swing to extrude the material pushing block (104) to move towards the direction of the containing frame (64).

8. The lead-acid battery tab shaping machine with good flattening effect as claimed in claim 1, wherein: the automatic feeding device is characterized by further comprising a discharging frame (11), the frame (1) is connected with the discharging frame (11), and the bottom of the discharging frame (11) is flush with the top of the material changing turntable (52).