CN212277255U

CN212277255U - Soft packet of lithium cell production is with shell leveling device

Info

Publication number: CN212277255U
Application number: CN202020691960.8U
Authority: CN
Inventors: 何晓常
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-01
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a soft packet of shell leveling device for lithium cell production, the on-line screen storage device comprises a base, fixedly connected with electric putter on the base, the flattening mould of fixedly connected with on electric putter's the output, be equipped with the flattening groove on the flattening mould, four bracing pieces of symmetrical fixedly connected with on the up end of base, four the bracing piece is kept away from one of base and is served equal fixedly connected with roof. The utility model discloses can promote the central point that the flattening groove was put with the lithium cell before the clamp plate sinks the flattening inslot completely with the help of two push pedals, and carry out the centre gripping to it and fix, can also carry out the flattening with the help of the push pedal simultaneously, to the both sides lateral wall of lithium cell, consequently when putting the lithium cell into the flattening groove, the central point that does not need to put the flattening groove with the lithium cell deliberately puts, whole flattening process easy operation, high durability and convenient use, can effectual reduction flattening required time, thereby improve the work efficiency of flattening work.

Description

Soft packet of lithium cell production is with shell leveling device

Technical Field

The utility model relates to a soft packet of lithium cell production and processing technology field especially relates to a soft packet of shell leveling device for lithium cell production.

Background

The soft package lithium battery is a liquid lithium ion battery sleeved with a polymer shell, and is structurally packaged by an aluminum plastic film, so that the soft package battery can be blown and cracked at most under the condition of potential safety hazard. Because be liquid lithium ion battery, battery shape itself need rely on the polymer shell to fix, consequently at the in-process of production and processing, need use soft packet of lithium cell production to carry out the flattening with shell flattening device to the shell of soft packet of lithium cell and handle.

Present soft packet of lithium cell production is with shell leveling device when using, has complex operation, and the long shortcoming of flattening process required time, consequently is low to the work efficiency of soft packet of lithium cell shell's flattening work.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: present soft packet of lithium cell production is with shell leveling device when using, has complex operation, and the long shortcoming of flattening process required time, consequently is low to the work efficiency of soft packet of lithium cell shell's flattening work.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a shell leveling device for soft package lithium battery production comprises a base, wherein an electric push rod is fixedly connected to the base, a leveling die is fixedly connected to the output end of the electric push rod, a leveling groove is formed in the leveling die, four support rods are symmetrically and fixedly connected to the upper end face of the base, a top plate is fixedly connected to one end, away from the base, of each support rod, a pressing plate matched with the leveling groove is fixedly connected to one side wall, close to the leveling die, of the top plate, two first pressure cylinders penetrating through the leveling die are fixedly connected to the inner sides of the two ends of the leveling die in a symmetrical mode, a second pressure cylinder is fixedly connected to one side wall, close to the top plate, of each first pressure cylinder, a first cavity is formed in each first pressure cylinder, a first piston is connected to the inner side wall, close to the leveling groove, of each first piston, an ejector rod penetrating through the first pressure cylinders is fixedly connected to one side wall, close to the, the push rod runs through one of first pressure cylinder and serves fixedly connected with push pedal, push pedal sliding connection is on the inside wall in flattening groove, fixedly connected with reset spring between the inside wall in push pedal and flattening groove, the reset spring cover is established on the lateral wall of push rod, be equipped with the second cavity in the second pressure cylinder, first cavity and second cavity intercommunication, sliding connection has the second piston in the second cavity, fixedly connected with runs through the depression bar of second pressure cylinder on the lateral wall of first pressure cylinder is kept away from to the second piston.

Preferably, hydraulic oil is injected into the first cavity and the second cavity, the first piston is connected in the first cavity in a sealing and sliding mode, and the second piston is connected in the second cavity in a sealing and sliding mode.

Preferably, the bottom side wall of the base is provided with anti-skid stripes, and the anti-skid stripes are arranged in a staggered manner.

Preferably, the first pressure cylinder and the second pressure cylinder are fixedly connected together in a welding mode, through holes are formed in the first pressure cylinder and the second pressure cylinder, the through holes are arranged in a right-to-right mode, and the through holes communicate the first cavity with the second cavity.

Preferably, the flattening die, the pressing plate and the push plate are all made of stainless steel.

The utility model has the advantages that:

1. the lithium battery to be leveled is placed in a leveling groove on a leveling die, then an electric push rod is started, the output end of the electric push rod drives the leveling die to move upwards, a pressing plate is matched to level the lithium battery shell, in the process that the electric push rod drives the leveling die to move upwards towards the pressing plate, a pressing rod can firstly contact and abut against a top plate, then under the blocking of the top plate, along with the upward movement of the leveling die, a second piston equivalently slides downwards along the inner side wall of a second cavity, then a first piston is driven to slide along the first cavity through hydraulic oil, so that a push rod is driven to push the push plate to slide along the inner side wall of the leveling groove, so that with the help of two push plates, the lithium battery is pushed to the central position of the leveling groove before the pressing plate completely sinks into the leveling groove, the lithium battery is clamped and fixed, meanwhile, the side walls on two sides of the lithium battery can also be leveled by means of the push plate, the lithium battery does not need to be deliberately placed in the center of the leveling groove.

2. After the flattening, control electric putter shortens, and under reset spring's elasticity effect, the push pedal passes through the ejector pin and drives first piston and restore to the throne, and then drives the second piston and the depression bar resets through hydraulic oil, realizes automatic re-setting, whole flattening process easy operation, convenient to use can effectual reduction flattening required time to improve the work efficiency of flattening work.

Drawings

Fig. 1 is a schematic front structural view of a case leveling device for producing a soft-packaged lithium battery provided by the utility model;

fig. 2 is a cross-sectional view of the internal structure of the case leveling device for producing the soft-packaged lithium battery provided by the utility model;

fig. 3 is the utility model provides a soft packet of lithium cell production is with shell leveling device's flattening operating condition's inner structure cross-sectional view.

In the figure: the device comprises a base 1, an electric push rod 2, a leveling die 3, a leveling groove 4, a support rod 5, a top plate 6, a pressing plate 7, a first pressure cylinder 8, a second pressure cylinder 9, a first cavity 10, a first piston 11, a top rod 12, a push plate 13, a return spring 14, a second cavity 15, a second piston 16 and a pressing rod 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a soft packet of shell leveling device for lithium cell production, including base 1, fixedly connected with electric putter 2 on the base 1, be equipped with anti-skidding stripe on the bottom lateral wall of base 1, the anti-skidding stripe is the alternating expression setting, prevent that base 1 from appearing rocking and skew in the course of the work, fixedly connected with levelling die 3 on electric putter 2's the output, be equipped with levelling groove 4 on levelling die 3, four bracing pieces 5 of symmetry fixedly connected with on base 1's the up end, equal fixedly connected with roof 6 on one of base 1 is kept away from to four bracing pieces 5, fixedly connected with and levelling groove 4 assorted clamp plate 7 on roof 6 is close to the lateral wall of levelling die 3, the levelling groove 4 on levelling die 3 is put to the lithium cell of treating the flattening, then start electric putter 2, electric putter 2's output drives levelling die 3 and shifts up.

Use flattening die 3 as the reference thing, be equivalent to clamp plate 7 pushing down to flattening inslot 4, all sink into flattening inslot 4 until whole clamp plate 7, thereby utilize flattening die 3 cooperation clamp plate 7 to carry out the flattening to lithium battery shell, two first pressure cylinders 8 that run through flattening die 3 of symmetry fixedly connected with in flattening die 3's the both ends, fixedly connected with second pressure cylinder 9 on first pressure cylinder 8 is close to the lateral wall of roof 6, be equipped with first cavity 10 in the first pressure cylinder 8, sliding connection has first piston 11 in the first cavity 10, fixedly connected with runs through ejector pin 12 of first pressure cylinder 8 on first piston 11 is close to the lateral wall of flattening inslot 4, ejector pin 12 runs through one of first pressure cylinder 8 and serves fixedly connected with push pedal 13.

Push pedal 13 sliding connection is on the inside wall of levelling groove 4, levelling die 3, clamp plate 7 and push pedal 13 all select stainless steel material for use to make, wear-resisting and surface smoothness, frictional resistance can be reduced, avoid having the noise of thorn ear to produce, fixedly connected with reset spring 14 between push pedal 13 and levelling groove 4's the inside wall, reset spring 14 cover is established on ejector pin 12's lateral wall, be equipped with second cavity 15 in the second pressure cylinder 9, first pressure cylinder 8 and second pressure cylinder 9 are in the same place through welded mode fixed connection, all be equipped with the through-hole on first pressure cylinder 8 and the second pressure cylinder 9, two through-holes are just to setting up, two through-holes communicate first cavity 10 and second cavity 15.

Hydraulic oil is injected into the first cavity 10 and the second cavity 15, the first piston 11 is connected in the first cavity 10 in a sealing and sliding manner, the second piston 16 is connected in the second cavity 15 in a sliding manner, a side wall of the second piston 16 far away from the first pressure cylinder 8 is fixedly connected with a pressure lever 17 penetrating through the second pressure cylinder 9, in the process that the electric push rod 2 drives the leveling die 3 to move upwards towards the pressure plate 7, the pressure lever 17 can contact and abut against the top plate 6 firstly, then under the blocking of the top plate 6, along with the upward movement of the leveling die 3, the second piston 16 equivalently slides downwards along the inner side wall of the second cavity 15, then the first piston 11 is driven to slide along the first cavity 10 through the hydraulic oil, further, the ejector rod 12 is driven to abut against the push plate 13, and the push plate 13 is driven to slide along the inner side wall.

With the help of two push pedal 13, promote the central point that flattening groove 4 was put with the lithium cell before clamp plate 7 sinks flattening groove 4 completely, and carry out the centre gripping fixed to it, simultaneously can also be with the help of push pedal 13, also carry out the flattening to the both sides lateral wall of lithium cell, consequently when putting the lithium cell into flattening groove 4, need not put the central point that flattening groove 4 was put to the lithium cell with will meaning, after the flattening, control electric putter 2 shortens, under reset spring 14's spring action, push pedal 13 drives first piston 11 through ejector pin 12 and resets, and then drive second piston 16 and depression bar 17 through hydraulic oil and reset, realize automatic re-setting, whole flattening process easy operation, high durability and convenient use, can effectual reduction flattening required time, thereby improve the work efficiency of flattening work.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The shell leveling device for producing the soft-packaged lithium battery comprises a base (1) and is characterized in that an electric push rod (2) is fixedly connected onto the base (1), a leveling die (3) is fixedly connected onto the output end of the electric push rod (2), a leveling groove (4) is formed in the leveling die (3), four support rods (5) are symmetrically and fixedly connected onto the upper end face of the base (1), a top plate (6) is fixedly connected onto one end, far away from the base (1), of each support rod (5), a pressing plate (7) matched with the leveling groove (4) is fixedly connected onto one side wall, close to the leveling die (3), of the top plate (6), two first pressure cylinders (8) penetrating through the leveling die (3) are fixedly connected into two ends of the leveling die (3) in an internal symmetry mode, and a second pressure cylinder (9) is fixedly connected onto one side wall, close to the top plate (6), of each first pressure cylinder (8), a first cavity (10) is arranged in the first pressure cylinder (8), a first piston (11) is connected in the first cavity (10) in a sliding manner, a top rod (12) penetrating through the first pressure cylinder (8) is fixedly connected to one side wall, close to the leveling groove (4), of the first piston (11), a push plate (13) is fixedly connected to one end, penetrating through the first pressure cylinder (8), of the top rod (12), the push plate (13) is connected to the inner side wall of the leveling groove (4) in a sliding manner, a reset spring (14) is fixedly connected between the push plate (13) and the inner side wall of the leveling groove (4), the reset spring (14) is sleeved on the outer side wall of the top rod (12), a second cavity (15) is arranged in the second pressure cylinder (9), the first cavity (10) is communicated with the second cavity (15), and a second piston (16) is connected in the second cavity (15) in a sliding manner, and a pressure rod (17) penetrating through the second pressure cylinder (9) is fixedly connected to one side wall of the second piston (16) far away from the first pressure cylinder (8).

2. The flattening device for the soft package lithium battery production shell according to claim 1, wherein hydraulic oil is injected into the first cavity (10) and the second cavity (15), the first piston (11) is connected in the first cavity (10) in a sealing and sliding mode, and the second piston (16) is connected in the second cavity (15) in a sealing and sliding mode.

3. The shell leveling device for the soft package lithium battery production according to claim 1, wherein anti-slip stripes are arranged on the bottom side wall of the base (1), and the anti-slip stripes are arranged in a staggered manner.

4. The device for flattening the outer shell for producing the soft-package lithium battery according to claim 1, wherein the first pressure cylinder (8) and the second pressure cylinder (9) are fixedly connected together in a welding manner, through holes are formed in the first pressure cylinder (8) and the second pressure cylinder (9), the two through holes are arranged in a facing manner, and the two through holes communicate the first cavity (10) with the second cavity (15).

5. The device for leveling the shell for producing the soft-package lithium battery according to claim 1, wherein the leveling die (3), the pressing plate (7) and the pushing plate (13) are made of stainless steel.