CN215657297U

CN215657297U - Tab fillet device

Info

Publication number: CN215657297U
Application number: CN202121738041.2U
Authority: CN
Inventors: 吴述平
Original assignee: Shenzhen Shunyitong Electronics Co ltd
Current assignee: Shenzhen Shunyitong Electronics Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-28
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses a lug rounding device which comprises a support frame, an upper support piece, a lower support piece, a cylinder, a lower die and an upper die, wherein the lower support piece is arranged on the lower side of the upper support piece; the lower supporting piece is provided with a lower fixing groove, and the lower die is fixed in the lower fixing groove; the cylinder is close to or keeps away from the bed die with support frame fixed connection and be used for controlling the bed die, the bed die both sides are run through respectively has logical groove, connects through the spread groove between the two through grooves, leads to the junction of groove and spread groove and is equipped with the chamfer. The connecting structure has the advantages that the two through grooves and the connecting groove form an I shape, and the connecting part of the through grooves and the connecting groove forms a fillet; when the upper die presses the lower die, the lug can form four fillets, and the working efficiency is high.

Description

Tab fillet device

Technical Field

The utility model relates to the technical field of tab production, in particular to a tab four-corner rounding device.

Background

The design of the used utmost point ear of lithium ion battery uses rectangle or square as the main, and when utmost point ear inserted in the lithium cell, the utmost point ear cut the lithium cell easily, consequently need design into the fillet with the four corners of utmost point ear, and the processing mode of utmost point ear four corners chamfer is through artifical die-cut at present, and artifical die-cut inefficiency appears, and the burr appears in die-cut easily, can only die-cut two unilateral angles in addition, and die-cut inefficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art and provides a tab rounding device.

The utility model has a technical scheme that:

a lug rounding device comprises a support frame, an upper support piece, a lower support piece arranged on the lower side of the upper support piece, a cylinder, a lower die and an upper die matched with the lower die; the lower supporting piece is provided with a lower fixing groove, and the lower die is fixed in the lower fixing groove; the cylinder is close to or keeps away from the bed die with support frame fixed connection and be used for controlling the bed die, the bed die both sides are run through respectively has logical groove, connects through the spread groove between the two through grooves, leads to the junction of groove and spread groove and is equipped with the chamfer.

In a preferred scheme, the lower supporting piece comprises a lower fixing plate, a lower bottom plate and a lower supporting plate from bottom to top; a first material leakage groove penetrates through the lower fixing plate, a second material leakage groove penetrates through the lower bottom plate, and a lower fixing groove penetrates through the lower supporting plate; the first material leaking groove, the second material leaking groove and the lower fixing groove are communicated with each other, and two ends of the lower fixing plate are fixedly connected with the supporting frame.

In a preferred scheme, the upper supporting piece comprises a first pressing plate, a second pressing plate and a third pressing plate from top to bottom; the improved stamping die is characterized in that the first pressing plate is fixedly connected with a main shaft of the air cylinder, the first pressing plate is fixedly connected with the second pressing plate, a buffer spring is arranged between the second pressing plate and the third pressing plate, a movable groove penetrates through the third pressing plate, the upper die is movably arranged in the movable groove, the top of the upper die is connected with the second pressing plate, and the air cylinder drives the upper die to move up and down along the movable groove through the first pressing plate and the second pressing plate.

According to the preferable scheme, the lug rounding device further comprises a guide post, guide holes are respectively penetrated through the second pressing plate and the third pressing plate, the top of the guide post is fixedly connected with the second pressing plate, the lower supporting piece is provided with a positioning hole, and the guide post penetrates through the guide holes and then enters the positioning hole.

In a preferred scheme, a discharge hole is formed in the front end of the lower supporting plate.

By combining the technical scheme, the utility model has the beneficial effects that: the two through grooves and the connecting groove form an I shape, and the connecting part of the through grooves and the connecting groove forms a fillet; when a long tab belt passes between an upper die and a lower die, the cylinder controls the upper die to press the lower die, fillets are formed on two sides of the front end of the tab belt, the cylinder controls the upper die to be away from the lower die at the moment, the tab belt moves for a certain distance along the space between the upper die and the lower die, the cylinder controls the upper die to press the lower die, the tab belt is punched by the upper die and the lower die at the moment, a tab is formed on the front end of the tab belt after being punched by the tab belt, fillets are formed on two sides of the rear end of the tab, and at the moment, four corners of the tab all form fillets; the rear end of the punched section of the tab belt is also a long tab belt, and two sides of the front end of the tab belt form a fillet. When the upper die presses the lower die, the lug can form four fillets, and the working efficiency is high.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a perspective view of an upper mold and a lower mold in the present invention;

FIG. 5 is a perspective view of the lower support plate of the present invention;

fig. 6 is a perspective view of the lower plate in the present invention.

Detailed Description

For the purpose of illustrating the spirit and objects of the present invention, the present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 6, a tab rounding device includes a support frame 11, an upper support 12, a lower support 13 disposed at a lower side of the upper support 12, a cylinder 14, a lower die 15, and an upper die 16 matched with the lower die 15; the lower support 13 is provided with a lower fixing groove 17, and the lower die 15 is fixed in the lower fixing groove 17; the cylinder 14 is fixedly connected with the support frame 11 and is used for controlling the upper mold 16 to be close to or far away from the lower mold 15, through grooves 18 respectively penetrate through two sides of the lower mold 15, the two through grooves 18 are connected through connecting grooves 19, and a chamfer is arranged at the connecting position of the through grooves 18 and the connecting grooves 19.

As shown in fig. 1 to 6, the two through grooves 18 and the connecting groove 19 form an i shape, and the connecting portion of the through groove 18 and the connecting groove 19 forms a rounded corner. When a long tab belt 29 passes between the upper die 16 and the lower die 15, the air cylinder 14 controls the upper die 16 to press the lower die 15, the two sides of the front end of the tab belt 29 form fillets, the air cylinder 14 controls the upper die 16 to be far away from the lower die 15 at the moment, the tab belt 29 moves for a certain distance along the space between the upper die 16 and the lower die 15, the air cylinder 14 controls the upper die 16 to press the lower die 15, at the moment, the tab belt 29 is punched by the upper die 16 and the lower die 15, the front end behind the punching section of the tab belt 29 forms a tab 10, the two sides of the rear end of the tab 10 form fillets, and at the moment, four corners of the tab 10 form fillets; the punched rear end of the tab tape 29 is also a long tab tape 29, and both sides of the front end of the tab tape 29 are rounded. The scrap falls along the lower die 15 into a collection bin. The tab strip 29 is stamped with a plurality of tabs 10.

As shown in fig. 1 to 6, the lower support 13 includes, from bottom to top, a lower fixing plate 18, a lower bottom plate 19 and a lower support plate 20; a first material leakage groove penetrates through the lower fixing plate 18, a second material leakage groove 22 penetrates through the lower bottom plate 19, and a lower fixing groove 17 penetrates through the lower supporting plate 20; the first material leaking groove, the second material leaking groove 22 and the lower fixing groove 17 are communicated with each other, and two ends of the lower fixing plate 18 are fixedly connected with the support frame 11. The area of the first and second hopper grooves 22 is smaller than that of the lower fixing groove 17. The waste material drops into the collection bin along the first and second chute 22.

As shown in fig. 1 to 6, the upper support 12 includes, from top to bottom, a first presser plate 23, a second presser plate 24 and a third presser plate 25; the first pressing plate 23 is fixedly connected with a main shaft of the air cylinder 14, the first pressing plate 23 is fixedly connected with the second pressing plate 24, a buffer spring 26 is arranged between the second pressing plate 24 and the third pressing plate 25, a movable groove penetrates through the third pressing plate 25, the upper die 16 is movably arranged in the movable groove, the top of the upper die is connected with the second pressing plate 24, and the air cylinder 14 drives the upper die 16 to move up and down along the movable groove through the first pressing plate 23 and the second pressing plate 24.

As shown in fig. 1 to 6, the cylinder 14 pushes the first pressing plate 23 and the upper die 16 to move downward, the upper die 16 presses the tab belt 29 to form a single tab 10, the periphery of the tab 10 is pressed to form a rounded corner, and the buffer spring 26 plays a certain role in buffering.

As shown in fig. 1 to 6, the tab rounding device further includes a guide post 27, guide holes are respectively penetrated through the second pressing plate 24 and the third pressing plate 25, the top of the guide post 27 is fixedly connected to the second pressing plate 24, the lower support member 13 is provided with a positioning hole 21, and the guide post 27 enters the positioning hole 21 after penetrating through the guide holes.

As shown in fig. 1 to 6, the front end of the lower support plate 20 is provided with a discharge hole 28.

The foregoing is a detailed description of the utility model, and it should be noted that modifications and adaptations can be made by those skilled in the art without departing from the principle of the utility model, and are intended to be within the scope of the utility model.

Claims

1. A lug rounding device is characterized by comprising a support frame, an upper support piece, a lower support piece arranged on the lower side of the upper support piece, a cylinder, a lower die and an upper die matched with the lower die; the lower supporting piece is provided with a lower fixing groove, and the lower die is fixed in the lower fixing groove; the cylinder is close to or keeps away from the bed die with support frame fixed connection and be used for controlling the bed die, the bed die both sides are run through respectively has logical groove, connects through the spread groove between the two through grooves, leads to the junction of groove and spread groove and is equipped with the chamfer.

2. The tab rounding device as claimed in claim 1, wherein the lower support member comprises, from bottom to top, a lower fixing plate, a lower base plate and a lower support plate; a first material leakage groove penetrates through the lower fixing plate, a second material leakage groove penetrates through the lower bottom plate, and a lower fixing groove penetrates through the lower supporting plate; the first material leaking groove, the second material leaking groove and the lower fixing groove are communicated with each other, and two ends of the lower fixing plate are fixedly connected with the supporting frame.

3. The tab rounding device of claim 2, wherein the upper support member comprises, from top to bottom, a first pressure plate, a second pressure plate, and a third pressure plate; the improved stamping die is characterized in that the first pressing plate is fixedly connected with a main shaft of the air cylinder, the first pressing plate is fixedly connected with the second pressing plate, a buffer spring is arranged between the second pressing plate and the third pressing plate, a movable groove penetrates through the third pressing plate, the upper die is movably arranged in the movable groove, the top of the upper die is connected with the second pressing plate, and the air cylinder drives the upper die to move up and down along the movable groove through the first pressing plate and the second pressing plate.

4. The tab rounding device according to claim 3, further comprising a guide post, wherein the second pressing plate and the third pressing plate are respectively provided with a guide hole, the top of the guide post is fixedly connected with the second pressing plate, the lower support member is provided with a positioning hole, and the guide post passes through the guide hole and then enters the positioning hole.

5. The tab rounding device as claimed in claim 2, wherein a discharge hole is formed at the front end of the lower support plate.