CN212542522U

CN212542522U - Polymer lithium battery packaging clamp

Info

Publication number: CN212542522U
Application number: CN202021527919.3U
Authority: CN
Inventors: 朱昌杰
Original assignee: Jingmen Jingke Automatic Battery Equipment Co ltd
Current assignee: Jingmen Jingke Automatic Battery Equipment Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-02-12
Anticipated expiration: 2030-07-29

Abstract

The utility model relates to the technical field of lithium battery packaging, and discloses a polymer lithium battery packaging clamp, which comprises a rotary table, at least 5 clamping plate assemblies and a magnetic disc; the clamping plate assemblies are uniformly arranged on the periphery of the rotary table, each single clamping plate assembly comprises a main clamping plate, an auxiliary clamping plate and a lever, a supporting seat is arranged on the main clamping plate, the lever takes the supporting seat as a fulcrum, is movably assembled on the supporting seat in the radial direction of the rotary table through a bolt, and the auxiliary clamping plates are assembled at the end parts of resistance arms of the lever; the magnetic disk is coaxially assembled above the turntable, and a magnetic block corresponding to the end part of the lever power arm is arranged at the bottom of the magnetic disk in the circumferential direction. Adopt magnetic force to press from both sides tight power, compare current packaging jig who adopts tension spring, stability is good, and the location is accurate, need not frequent change, long service life.

Description

Polymer lithium battery packaging clamp

Technical Field

The utility model relates to a lithium battery package technical field, concretely relates to polymer lithium battery packaging anchor clamps.

Background

The polymer lithium cell is one kind of lithium cell, sheathes one deck polymer shell at liquid lithium ion battery, structurally adopts the plastic-aluminum membrane encapsulation, and the plastic-aluminum membrane encapsulation operation of current polymer lithium cell is generally cut the soft packet plastic-aluminum membrane that is equipped with the battery core and is carried out the dashing hole, puts the battery core in the plastic-aluminum membrane hole, encapsulates after the fifty percent discount again, needs to go on in proper order: short circuit test, top sealing and edge cutting, side sealing and edge cutting and unloading are carried out to complete the packaging.

At present, the encapsulation anchor clamps that above encapsulation process used generally adopt tension spring to come the arm lock to pull up and put down to the realization is tight with unclamping the lithium cell, and tension spring can appear attenuating, pulling force diminishes through a period of use, and stability is relatively poor, can lead to the location inaccurate, influences the accuracy of encapsulation, needs regularly change tension spring, influences encapsulation efficiency, has increased the cost simultaneously.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in: to the current poor problem of packaging jig stability who adopts tension spring of the aforesaid, the utility model provides a polymer lithium cell packaging jig adopts magnetic force to be tight power, and stability is good, long service life for pressing from both sides.

In order to solve the technical problem, the utility model provides a polymer lithium cell packaging anchor clamps, include:

a turntable;

the single clamping plate component comprises a main clamping plate, an auxiliary clamping plate and a lever, wherein the main clamping plate is provided with a supporting seat, the lever takes the supporting seat as a fulcrum, is movably assembled on the supporting seat in the radial direction of the rotary table through a bolt, and the auxiliary clamping plate is assembled at the end part of a resistance arm of the lever;

and the magnetic disc is coaxially assembled above the turntable, and a magnetic block corresponding to the end part of the lever power arm is arranged at the bottom of the magnetic disc in the circumferential direction.

Further, the height of the magnetic disc is adjustable.

Further, the magnetic disc is coaxially assembled on the rotary disc through a screw rod.

Furthermore, the turntable is provided with a buffer pad corresponding to the end part of the lever power arm in the circumferential direction.

Furthermore, the buffer pad adopts silica gel or plastic material.

Further, the end of the lever power arm is beveled.

Furthermore, a silica gel protective sleeve is arranged outside the magnetic block.

Furthermore, the supporting seat is provided with a mounting groove, and the lever is movably assembled in the fixing groove through a bolt.

Furthermore, a plurality of arrays of positioning holes are arranged on the main clamping plate.

Compared with the prior art, the utility model has the advantages of:

adopt the splint subassembly of lever to magnetic force is tight power of clamp, compares current encapsulation anchor clamps that adopt tension spring, and stability is good, fixes a position accurately, need not frequent change, long service life.

Drawings

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

Figure 1 is a perspective view of an embodiment of the present invention,

figure 2 is a top view of figure 1,

fig. 3 is a schematic perspective view of fig. 1, with the magnetic disc 3 removed,

figure 4 is a schematic view of the structure of a magnetic disc 3 provided with a magnetic block 4,

fig. 5 is a side view of the base of fig. 1, with only one cleat assembly 2 remaining, and the cleat assembly 2 in a clamped state,

fig. 6 is a schematic view of the open state of the cleat assembly 2, based on fig. 5,

fig. 7 is the utility model discloses the station of each encapsulation process facility of cooperation arranges the schematic diagram, and the reference numeral is as follows:

the device comprises a rotary table 1, a clamping plate assembly 2, a main clamping plate 21, an auxiliary clamping plate 22, a lever 23, a supporting seat 24, a magnetic disc 3, a magnetic block 4, a screw rod 5, a cushion pad 6, a clamping station 100, a short circuit testing station 101, a top sealing and trimming station 102, a side sealing and trimming station 103, an unloading station 104 and a lower pressing rod 105.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the utility model is usually placed when in use, and are used for convenience of description and simplification of description, but do not refer to or imply that the device or element 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. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, the present invention provides a polymer lithium battery packaging fixture, which includes a turntable 1, at least 5 clamping plate assemblies 2, and a magnetic disc 3;

the turntable 1 is rotationally matched on the workbench, the bottom of the turntable is connected with a servo motor through a transmission shaft, and the servo motor controls starting and stopping through a PLC;

the clamping plate assemblies 2 are respectively and uniformly arranged on the periphery of the rotary table 1, each single clamping plate assembly 2 comprises a main clamping plate 21, an auxiliary clamping plate 22 and a lever 23, a supporting seat 24 is arranged on the main clamping plate 21, the lever 23 is movably assembled on the supporting seat 24 by taking the supporting seat 24 as a fulcrum through a bolt, and the auxiliary clamping plate 22 is assembled at the end part of a resistance arm of the lever 23;

the magnetic disc 3 is coaxially assembled above the turntable 1, and a plurality of magnetic blocks 4 corresponding to the end part of the power arm of the lever 23 are arranged at the bottom of the magnetic disc in the circumferential direction;

it should be noted that the lever 23 is rotated by the force provided by the magnetic block 4, so that, taking the support seat 24 as a fulcrum, one side of the lever 23 close to the center of the turntable 1 is a power arm, and the other side is a resistance arm;

referring to fig. 5, the magnetic force provided by the magnetic block 4 attracts the end of the power arm of the lever 23, so that the main clamping plate 21 and the auxiliary clamping plate 22 at the end of the resistance arm of the lever 23 clamp the polymer lithium battery to be packaged, and then the short circuit test, top sealing and edge trimming, side sealing and edge trimming and discharging are sequentially performed.

In order to ensure the stability of the lever 23, an installation groove which corresponds to the lever 23 and is provided with an upward opening is arranged on the supporting seat 24, and the lever 23 is movably assembled in the installation groove through a bolt;

the utility model discloses an encapsulation anchor clamps are when using, should use with current short circuit test, the top seals side cut, each process facility cooperation of side seal side cut and unloading is used, as shown in FIG. 7, should be equipped with clamping station 100 respectively in proper order along carousel 1's the direction of rotation on the encapsulation workstation, short circuit test station 101, top seals side cut station 102, side seal side cut station 103 and unload station 104, and every station corresponds with a splint subassembly 2, clamping station 100 should be located the front of encapsulation workstation, use the encapsulation of single polymer lithium cell as an example:

placing the battery core into an aluminum-plastic film pit, manually clamping the battery core on the clamping plate component 2 on a clamping station 100 after the battery core is folded in half, wherein a plurality of arrays of positioning holes are formed in the main clamping plate 21 in order to improve the accuracy of manual clamping, and the size of a product to be packaged is corresponding to the size of the product to be packaged through the positioning holes;

controlling a servo motor to start through a PLC (programmable logic controller) to enable a turntable 1 to rotate, and performing a short-circuit test on a short-circuit test station 101 when the polymer lithium battery rotates to the short-circuit test station 101;

after the test is qualified, the PLC controls the rotary table 1 to rotate, then the polymer lithium battery is subjected to top sealing and edge cutting and side sealing and edge cutting in sequence, and finally the packaged polymer lithium battery is unloaded on the unloading station 104 to finish the packaging;

it should be noted that, as shown in fig. 7, a lower pressing rod 105 for pressing down the power arm of the lever 23 is arranged on the unloading station 104, and during unloading, the lower pressing rod 105 moves downward to press down the power arm of the lever 23, so that the auxiliary clamping plate 22 at one end of the resistance arm of the lever 23 tilts up, thereby loosening the packaged polymer lithium battery, and then unloading the polymer lithium battery through manual work or an unloading arm;

in the above discharging process, the downward pressing rod 105 presses the power arm of the lever 23 downward, and the end part may contact with the turntable 1, as shown in fig. 6, in order to prevent the end part of the power arm of the lever 23 from being damaged by hard contact with the turntable 1, a buffer pad 6 corresponding to the end part of the power arm of the lever 23 is arranged on the turntable 1 in the circumferential direction, the buffer pad 6 is preferably a silica gel pad or a plastic pad, and simultaneously, in order to reduce the abrasion to the buffer pad 6 when the end part of the power arm of the lever 23 contacts with the buffer pad 6, when the lever 23 is manufactured, the end part of the power arm is chamfered so that the end part is an acute angle of 45-60 degrees, and the specific angle is determined according to the length of the power arm of the lever 23 and;

after the unloading is finished, the pressing rod 105 is pressed down to release the power arm of the lever 23, the magnetic block 4 provides a strong magnetic force for the power arm of the lever 23 under the action of the corresponding magnetic block 4 on the magnetic disc 3, so that the power arm of the lever 23 moves upwards and finally abuts against the corresponding magnetic block 4, and a protective sleeve, preferably a silica gel protective sleeve, can be arranged outside the magnetic block 4 to avoid hard contact between the end part of the power arm of the lever 23 and the magnetic block 4;

in addition, as shown in fig. 5, when products with different thicknesses are packaged, the clamping distance between the main clamping plate 21 and the auxiliary clamping plate 22 is different, in order to achieve that one tool clamp can simultaneously meet the packaging requirements of products with different thicknesses, the clamping distance between the main clamping plate 21 and the auxiliary clamping plate 22 is adjustable, the height of the magnetic disc 3 can be specifically adjusted, the magnetic disc 3 can be coaxially assembled on the turntable 1 through the lead screw 5, and the purpose of adjusting the height can be achieved by rotating the magnetic disc 3.

Adopt the splint subassembly 2 of lever to the magnetic force of magnetic force piece 4 is tight power for pressing from both sides, compares current encapsulation anchor clamps that adopt tension spring, and stability is good, fixes a position accurately, need not frequent change long service life.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A polymer lithium battery packaging clamp is characterized by comprising:

a turntable (1);

the clamping device comprises at least 5 clamping plate assemblies (2) which are uniformly arranged on the periphery of a rotary table (1), wherein each clamping plate assembly (2) comprises a main clamping plate (21), an auxiliary clamping plate (22) and a lever (23), a supporting seat (24) is arranged on each main clamping plate (21), each lever (23) is movably assembled on the corresponding supporting seat (24) through a bolt in the radial direction of the rotary table (1) by taking the corresponding supporting seat (24) as a fulcrum, and the auxiliary clamping plates (22) are assembled at the end parts of resistance arms of the levers (23);

the magnetic disc (3) is coaxially assembled above the turntable (1), and a magnetic block (4) corresponding to the end part of the power arm of the lever (23) is arranged at the bottom of the magnetic disc in the circumferential direction.

2. The polymer lithium battery packaging jig of claim 1, characterized in that: the height of the magnetic disc (3) is adjustable.

3. The polymer lithium battery packaging jig of claim 2, characterized in that: the magnetic disc (3) is coaxially assembled on the turntable (1) through a screw rod (5).

4. The polymer lithium battery packaging jig of claim 1, characterized in that: and a buffer pad (6) corresponding to the end part of the power arm of the lever (23) is arranged on the turntable (1) in the circumferential direction.

5. The polymer lithium battery packaging jig of claim 4, characterized in that: the buffer pad (6) is made of silica gel or plastic materials.

6. The polymer lithium battery packaging jig of claim 1, characterized in that: the end part of the power arm of the lever (23) is chamfered.

7. The polymer lithium battery packaging jig of claim 1, characterized in that: and a silica gel protective sleeve is also arranged outside the magnetic block (4).

8. The polymer lithium battery packaging jig of claim 1, characterized in that: the supporting seat (24) is provided with a mounting groove, and the lever (23) is movably assembled in the mounting groove through a bolt.

9. The polymer lithium battery packaging jig of claim 1, characterized in that: the main clamping plate (21) is provided with a plurality of arrays of positioning holes.