CN217876838U

CN217876838U - Special baking clamp for lithium battery cell

Info

Publication number: CN217876838U
Application number: CN202222251532.5U
Authority: CN
Inventors: 张志妹
Original assignee: Hefei Zhifan Ruitong Technology Co ltd
Current assignee: Hefei Zhifan Ruitong Technology Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-11-22
Anticipated expiration: 2032-08-25

Abstract

The utility model relates to a lithium battery manufacturing technical field, in particular to a special fixture for baking a lithium battery cell, which comprises a baking base, wherein a clamping mechanism is arranged in an installation cavity, the clamping mechanism extends into a cell placing groove, four corners at the top end of the baking base are provided with installation grooves, and the top end of the baking base is provided with a lifting mechanism corresponding to the installation grooves; the clamping mechanism comprises a first screw, an adjusting rod and an adjusting mechanism, one end of the first screw is rotated to be connected with the installation cavity, the other end of the first screw extends to the outside of the baking base, a threaded sleeve at one end of the adjusting rod is arranged on the outer wall of the first screw, a guide rod is movably sleeved at the other end of the adjusting rod, the guide rod is connected with the inner wall of the installation cavity, the adjusting mechanism is arranged on one side wall of the adjusting rod, and the other end of the adjusting mechanism extends to the inside of the cell placing groove. The utility model discloses be convenient for adjust according to the size of lithium cell electricity core, application scope is wide, avoids frequently changing anchor clamps, promotes and toasts efficiency.

Description

Special baking clamp for lithium battery cell

Technical Field

The utility model relates to a lithium cell makes technical field, specifically is a lithium cell electricity core toasts special fixture.

Background

The lithium battery is a battery which uses a non-aqueous electrolyte solution and takes lithium metal or lithium alloy as a positive/negative electrode material, and in the using process of the lithium battery, if water exists at the position of a battery core, the lithium battery can generate heat and even explode, so the manufacturing process of the battery core of the lithium battery also comprises the step of baking the wound and formed battery core. Generally, the battery cores of the lithium battery are arranged on the battery core baking tray, and then a plurality of groups of trays are stacked and transferred to an oven for baking and dewatering treatment.

The baking tray plays a role in limiting clamping on the lithium battery cell, the lithium battery cell is convenient to operate, and the loss caused by the fact that the lithium battery cell drops from the baking tray in the operation process is avoided.

However, height adjustment cannot be performed between the traditional upper and lower adjacent baking trays, so that the clamp model needs to be replaced under the condition of replacing different model cells, unnecessary time waste is caused, and the production work efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, provides a lithium cell electricity core toasts special fixture.

The technical scheme of the utility model: a special clamp for baking lithium battery cores comprises a baking base, wherein a mounting cavity and a plurality of groups of battery core placing grooves are formed in the baking base, a clamping mechanism is arranged in the mounting cavity and extends into the battery core placing grooves, mounting grooves are formed in four corners of the top end of the baking base, a lifting mechanism corresponding to the mounting grooves is arranged at the top end of the baking base, and slots are formed in four corners of the bottom end of the baking base;

the clamping mechanism comprises a first screw rod, an adjusting rod and an adjusting mechanism, one end of the first screw rod is rotated to be connected with the installation cavity, the other end of the first screw rod extends to the outside of the baking base, a threaded sleeve at one end of the adjusting rod is arranged on the outer wall of the first screw rod, a guide rod is movably sleeved at the other end of the adjusting rod and connected with the inner wall of the installation cavity, the adjusting mechanism is arranged on one side wall of the adjusting rod, and the other end of the adjusting mechanism extends to the inside of the cell placing groove.

Preferably, a supporting column is arranged at the bottom end of the baking base and positioned at one side of the supporting cylinder; the side wall of the baking base is provided with a handle.

Preferably, the adjusting rod is provided with a plurality of groups, and the adjusting mechanism is provided with a plurality of groups; adjustment mechanism includes telescopic link, spring and butt joint seat, and the regulation pole is connected to the one end of telescopic link, and the other end of telescopic link extends to inside the electric core standing groove and connect the butt joint seat, and spring movable sleeve establishes in the outside of telescopic link, spring coupling regulation pole and butt joint seat.

Preferably, elevating system is including supporting a section of thick bamboo, lifter and bull stick, it is outside that the top of toasting the base and being located the top of mounting groove is connected to the support section of thick bamboo, lifter sliding connection supports the inner wall of a section of thick bamboo, the top and the slot phase-match of lifter, the inside threaded connection of lifter has the second screw rod, the bull stick rotates the lateral wall of connecting the toasting base, the one end of bull stick extends to the outside of toasting the base, bevel gear is all installed to the bottom of second screw rod and the other end of bull stick, two sets of bevel gear meshing are connected.

Preferably, the inner wall of the supporting cylinder is symmetrically provided with limiting slide ways, the limiting slide ways are connected with slide blocks in a sliding manner, and the other ends of the slide blocks are connected with lifting rods.

Preferably, the outer wall of the lifting rod is provided with a graduated scale.

Preferably, the upper end of the outer wall of the lifting rod is sleeved with a limiting block.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: the utility model discloses an electric core standing groove is convenient for placing a plurality of groups of lithium battery electric cores on the baking base simultaneously and then transporting to the baking oven to bake dewatering treatment; the clamping mechanism is convenient to adjust according to the diameter of the lithium battery cell, and the lithium battery cell is limited in the cell placing groove, so that the baking base is prevented from shaking and falling off in the transferring process; be convenient for through elevating system and adjust according to the height of lithium battery cell, can toast the base with different groups and carry out the stack use of vertical direction for upper and lower adjacent two sets of bases that toast leave enough spaces, the lithium battery cell of being convenient for is heated evenly, and application scope is wide, need not frequently change anchor clamps, promotes and toasts efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic structural view of the clamping mechanism of the present invention;

fig. 4 is a schematic view of the lifting mechanism of the present invention.

Reference numerals: 1. baking the base; 101. a mounting cavity; 102. a battery cell placing groove; 103. inserting slots; 104. mounting grooves; 2. a support column; 3. a first screw; 301. adjusting a rod; 302. a telescopic rod; 303. a spring; 304. a butting seat; 4. a support cylinder; 401. a lifting rod; 402. a limiting block; 403. a second screw; 404. a rotating rod; 405. a bevel gear.

Detailed Description

Example one

As shown in fig. 1, fig. 2 and fig. 4, the special fixture for baking the lithium battery cell provided by the utility model comprises a baking base 1, wherein a supporting column 2 is installed at one side of the bottom end of the baking base 1 and positioned on a supporting cylinder 4, a plurality of groups of ventilation holes are arranged on the baking base 1, and the arrangement of the supporting column 2 avoids the non-ventilation at the overlapping position of the upper and lower groups of baking bases 1; the side wall of the baking base 1 is provided with a handle, the baking base 1 is convenient to carry, an installation cavity 101 and a plurality of groups of battery cell placing grooves 102 are formed in the baking base 1, a clamping mechanism is arranged in the installation cavity 101 and extends into the battery cell placing grooves 102, installation grooves 104 are formed in four corners of the top end of the baking base 1, a lifting mechanism corresponding to the installation grooves 104 is arranged at the top end of the baking base 1, and slots 103 are formed in four corners of the bottom end of the baking base 1; the battery cell placing grooves 102 are convenient for placing a plurality of groups of lithium battery cells on the baking base 1 at the same time, so that the placing efficiency is improved, the lithium battery cells are convenient to limit in the battery cell placing grooves 102 through the clamping mechanism, shaking and falling off in the process of moving the baking base 1 are avoided, the lifting mechanism is convenient for adjusting the distance between two groups of baking bases 1 which are adjacent up and down according to the heights of the lithium battery cells, and uniform heating is facilitated;

as shown in fig. 2 and 3, the clamping mechanism includes a first screw rod 3, an adjusting rod 301 and an adjusting mechanism, one end of the first screw rod 3 is rotatably connected to the mounting cavity 101, the other end of the first screw rod 3 extends to the outside of the baking base 1, one end of the adjusting rod 301 is sleeved on the outer wall of the first screw rod 3 in a threaded manner, the other end of the adjusting rod 301 is movably sleeved with a guide rod, the guide rod is connected to the inner wall of the mounting cavity 101, the adjusting mechanism is arranged on one side wall of the adjusting rod 301, and the other end of the adjusting mechanism extends to the inside of the cell placing groove 102; the first screw rod 3 is rotated to enable the adjusting rod 301 to move along the first screw rod 3 under the action of the guide rod, so that the adjusting mechanism is driven to move towards the interior of the cell placing groove 102 until the lithium battery cell is limited in the cell placing groove 102, and the lithium battery cell is prevented from falling in the transferring process;

further, the adjusting rod 301 is provided with a plurality of groups, and the adjusting mechanism is provided with a plurality of groups; adjustment mechanism includes telescopic link 302, spring 303 and butt joint seat 304, regulation pole 301 is connected to the one end of telescopic link 302, the other end of telescopic link 302 extends to inside and connect butt joint seat 304 of electric core standing groove 102, the outside at telescopic link 302 is established to spring 303 movable sleeve, spring 303 connects regulation pole 301 and butt joint seat 304, telescopic link 302 and spring 303's setting, be convenient for drive butt joint seat 304 carries out the centre gripping with the lithium battery electricity core of different diameters in electric core standing groove 102, accommodation is wider.

Example two

As shown in fig. 1, fig. 2 and fig. 4, the utility model provides a lithium battery cell toasts special fixture, compare in embodiment one, elevating system includes a support section of thick bamboo 4, lifter 401 and bull stick 404, a support section of thick bamboo 4 is connected and is toasted the top of base 1 and be located the top outside of mounting groove 104, lifter 401 sliding connection supports the inner wall of section of thick bamboo 4, the outer wall of lifter 401 is provided with the scale, the top and the slot 103 phase-match of lifter 401, the pot head is equipped with stopper 402 on the outer wall of lifter 401, when being convenient for two sets of toast bases 1 overlap, stopper 402 plays the supporting role to the bottom of toasting base 1, the internal thread of lifter 401 is connected with second screw 403, bull stick 404 rotates the lateral wall of connection toasting base 1, the one end of bull stick 404 extends to the outside of toasting base 1, bevel gear 405 is all installed to the bottom of second screw 403 and the other end of bull stick 404, two sets of bevel gear 405 mesh connection; the bull stick 404 rotates, make second screw 403 rotate under the effect of two sets of bevel gears 405, and then lifter 401 along the upward movement of support cylinder 4, observe the scale, make lifter 401 rise the same height among four sets of elevating system, bull stick 404 can activity joint rubber block with the junction of toasting base 1, the bull stick 404 that avoids finishing adjusting takes place easily with toasting base 1 and rotates, when elevating system adjusted suitable height, can aim at the slot 103 of another group toasting base 1 bottom and aim at lifter 401 top activity and insert until another group toasts the bottom of base 1 and stopper 402 butt.

Furthermore, the inner wall of the supporting cylinder 4 is symmetrically provided with limiting slide ways, the limiting slide ways are connected with slide blocks in a sliding manner, and the other ends of the slide blocks are connected with lifting rods 401; the setting of slider and spacing slide is convenient for restrict the direction of motion of lifter 401, can only be along the cartridge 4 up-and-down motion and can not the rotation, is convenient for adjust the whole height of cartridge 4 and lifter 401.

The working principle is as follows: the battery cell placing grooves 102 are convenient for placing a plurality of groups of lithium battery cells on the baking base 1 at the same time and then transferring the lithium battery cells into the baking oven for baking and dewatering treatment; the lithium battery cell is convenient to adjust according to the diameter of the lithium battery cell through the clamping mechanism, and the lithium battery cell is limited in the cell placing groove 102, so that the baking base 1 is prevented from shaking and falling off in the transferring process; be convenient for through elevating system and adjust according to the height of lithium battery cell, can toast base 1 with different groups and carry out the stack use of vertical direction for upper and lower adjacent two sets of bases that toast leave enough spaces between 1, the lithium battery cell of being convenient for is heated evenly, and application scope is wide, need not frequently change anchor clamps, promotes and toasts efficiency.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A special clamp for baking lithium battery cores comprises a baking base (1) and is characterized in that a mounting cavity (101) and a plurality of groups of battery core placing grooves (102) are formed in the baking base (1), a clamping mechanism is arranged in the mounting cavity (101) and extends into the battery core placing grooves (102), mounting grooves (104) are formed in four corners of the top end of the baking base (1), a lifting mechanism corresponding to the mounting grooves (104) is arranged at the top end of the baking base (1), and slots (103) are formed in four corners of the bottom end of the baking base (1);

fixture includes first screw rod (3), adjust pole (301) and adjustment mechanism, the one end of first screw rod (3) is rotated and is connected installation cavity (101), the other end of first screw rod (3) extends to the outside of toasting base (1), the one end screw thread cover of adjusting pole (301) is established at the outer wall of first screw rod (3), the guide bar has been cup jointed in the other end activity of adjusting pole (301), installation cavity (101) inner wall is connected to the guide bar, adjustment mechanism sets up and is adjusting pole (301) a lateral wall, adjustment mechanism's the other end extends to inside electric core standing groove (102).

2. The special baking clamp for the lithium battery cells as claimed in claim 1, wherein a support column (2) is installed at the bottom end of the baking base (1) and at one side of the support cylinder (4); the side wall of the baking base (1) is provided with a handle.

3. The special baking clamp for the lithium battery cell as claimed in claim 1, wherein the adjusting rod (301) is provided with a plurality of groups, and the adjusting mechanism is provided with a plurality of groups; adjustment mechanism includes telescopic link (302), spring (303) and butt seat (304), and the one end connection of telescopic link (302) is adjusted pole (301), and the other end of telescopic link (302) extends to inside and connect butt seat (304) of electric core standing groove (102), and spring (303) movable sleeve is established in the outside of telescopic link (302), and spring (303) connection is adjusted pole (301) and butt seat (304).

4. The special fixture for baking lithium battery cells according to claim 1, wherein the lifting mechanism comprises a supporting cylinder (4), a lifting rod (401) and a rotating rod (404), the supporting cylinder (4) is connected with the top end of the baking base (1) and located outside the top end of the mounting groove (104), the lifting rod (401) is connected with the inner wall of the supporting cylinder (4) in a sliding mode, the top end of the lifting rod (401) is matched with the slot (103), the lifting rod (401) is connected with a second screw (403) in a threaded mode, the rotating rod (404) is connected with the side wall of the baking base (1) in a rotating mode, one end of the rotating rod (404) extends to the outside of the baking base (1), bevel gears (405) are mounted at the bottom end of the second screw (403) and the other end of the rotating rod (404), and the two groups of bevel gears (405) are connected in a meshing mode.

5. The special baking clamp for the lithium battery cell as claimed in claim 4, wherein the inner wall of the supporting cylinder (4) is symmetrically provided with limiting slideways, the limiting slideways are connected with sliding blocks in a sliding manner, and the other ends of the sliding blocks are connected with lifting rods (401).

6. The special baking clamp for the lithium battery cell as claimed in claim 4, wherein a graduated scale is arranged on the outer wall of the lifting rod (401).

7. The special baking clamp for the lithium battery cell as claimed in claim 4, wherein a limiting block (402) is sleeved on the upper end of the outer wall of the lifting rod (401).