Rolling system for sodium ion battery positive electrode material

Abstract

The utility model discloses a rolling system for a sodium-ion battery positive electrode material, which comprises a feeding bin and a double-roller mechanism, the double-roller mechanism comprises a double-roller base, an adjusting frame installed on the double-roller base, a plurality of first pressing rollers, a plurality of second pressing rollers and a driving part, wherein the first pressing rollers and the second pressing rollers are installed on the adjusting frame and are arranged in parallel, and the driving part drives the first pressing rollers and the second pressing rollers to rotate. The adjusting frame comprises at least two sliding frames arranged in parallel, side plates fixed to the two ends of the sliding frames, first supporting plates connected to the sliding frames in pairs and located between the side plates, second supporting plates connected to the sliding frames in pairs and located between the side plates, and an adjusting assembly. The pressing force between the first supporting plate and the second supporting plate is adjusted through the adjusting assembly, so that the compression amount of the sodium ion battery positive electrode material can be adaptively adjusted according to production requirements, and the positive electrode material is suitable for the production requirements of different conditions.

Description

Technical Field

[0001] The utility model relates to the field of sodium ion battery material sintering equipment, in particular to a rolling system for sodium ion battery positive electrode materials. Background Art

[0002] In order to reduce the manufacturing cost of sodium-ion battery cathode materials, the volume of sodium-ion cathode materials before sintering is further compressed to improve the sintering efficiency of sodium-ion batteries. However, the current roller pressing system used to compress sodium-ion battery cathode materials cannot adjust the pressing force of the rollers, resulting in the inability to adjust the compression amount according to demand. Summary of the invention

[0003] The utility model aims to provide a rolling system for sodium ion battery positive electrode materials capable of adjusting the pressing force.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a rolling system for sodium ion battery positive electrode material, which comprises:

[0005] A feed bin, with a feed inlet at the upper end and a discharge outlet at the lower end;

[0006] The roller mechanism comprises a roller base, an adjustment frame installed on the roller base, a plurality of first pressure rollers and second pressure rollers installed on the adjustment frame and arranged in parallel, and a driving part for driving the first pressure roller and the second pressure roller to rotate, the adjustment frame comprises at least two slides arranged in parallel, side plates fixed to the two ends of the slide, a pair of first support plates connected to the slide and located between the side plates and a pair of second support plates connected to the slide and located between the side plates, and an adjustment component, the first pressure roller is rotatably connected between the pair of the first support plates, the second pressure roller is rotatably connected between the pair of the second support plates, the first support plate is slidably connected to the slide, and the adjustment component adjusts the pressing force between the first support plate and the second support plate.

[0007] In another embodiment, the adjustment assembly includes an outer drive nut fixed on the side plate, a compression spring located between the outer drive nut and the first support plate, and a drive screw threadedly connected to the outer drive nut and with one end resting on the compression spring, and the clamping force between the first support plate and the second support plate is adjusted by rotating the drive screw.

[0008] In another embodiment, the driving unit includes a first motor and a second motor installed on the base, a first pulley group that drives the first motor and the first pressure roller, and a second pulley group that drives the second motor and the second pressure roller.

[0009] In another embodiment, the first pulley assembly includes a first driving pulley coaxial with and fixedly connected to the output shaft of the first motor, a first driven pulley coaxial with and fixedly connected to the first pressure roller, and a first belt wound around the first driven pulley and the first driving pulley.

[0010] In another embodiment, the second pulley assembly includes a second driving wheel coaxial with and fixedly connected to the output shaft of the second motor, a second driven wheel coaxial with and fixedly connected to the second pressure roller, and a second belt wound around the second driven wheel and the second driving wheel.

[0011] In another embodiment, the driving part includes a first tensioning assembly for adjusting the tensioning force of the first pulley group, the first tensioning assembly includes a first fixed adjusting disk, a first rotating adjusting disk rotatably connected to the first fixed adjusting disk, a first tensioning arm fixed to the first rotating adjusting disk and swinging with the rotation of the first rotating adjusting disk, and a first adjusting pin, a plurality of first adjustment holes distributed in a circular shape on the first fixed adjusting disk, a first notch is provided on the first rotating adjusting disk, and the pitch angle of the first tensioning arm is adjusted by overlapping the first notch with different first adjustment holes, thereby adjusting the tensioning force of the first pulley group.

[0012] In another embodiment, the driving part includes a second tensioning assembly for adjusting the tensioning force of the second pulley group, the second tensioning assembly includes a second fixed adjusting disk, a second rotating adjusting disk rotatably connected to the second fixed adjusting disk, a second tensioning arm fixed to the second rotating adjusting disk and swinging with the rotation of the second rotating adjusting disk, and a second adjusting pin, the second fixed adjusting disk is provided with a plurality of second adjustment holes distributed in a circular shape, the second rotating adjusting disk is provided with a second notch, and the second notch is overlapped with different second adjustment holes to adjust the pitch angle of the second tensioning arm, thereby adjusting the tensioning force of the second pulley group.

[0013] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art: the compression force between the first support plate and the second support plate is adjusted by the adjustment component, so that the compression amount of the positive electrode material of the sodium ion battery can be adaptively adjusted according to production needs, so that the positive electrode material is suitable for production needs in different situations. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Attached Figure 1 It is a schematic diagram of the structure of the utility model (the second motor, the second pulley set and the second tensioning assembly are not shown);

[0015] Attached Figure 2 It is a schematic diagram of the structure of the utility model (the first motor, the first pulley set and the first tensioning assembly are not shown);

[0016] Attached Figure 3 It is a schematic diagram of the structure of the utility model (the silo, feed silo, second motor, second pulley set and second tensioning assembly are not shown);

[0017] Attached Figure 4 It is a schematic diagram of the structure of the utility model (the material bin, the feed bin, the first motor, the first pulley set and the first tensioning assembly are not shown). DETAILED DESCRIPTION

[0018] like Figure 1-2 As shown, the rolling system for sodium ion battery positive electrode materials includes: a feed bin 2, a roller mechanism 1, and a discharge bin 3.

[0019] like Figure 3-4 As shown, the roller mechanism 1 includes a roller base 11, an adjustment frame 12 installed on the roller base 11, a plurality of first pressure rollers 13 and second pressure rollers 14 installed on the adjustment frame 12 and arranged in parallel, and a driving part for driving the first pressure rollers 13 and the second pressure rollers 14 to rotate, the adjustment frame 12 includes at least two slides 16 arranged in parallel, side plates 17 fixed to the two ends of the slide 16, a pair of first support plates 18 connected to the slide 16 and located between the side plates 17 and a pair of second support plates 19 connected to the slide 16 and located between the side plates 17, and an adjustment component 10, the first pressure roller 13 is rotatably connected between the pair of first support plates 18, the second pressure roller 14 is rotatably connected between the pair of second support plates 19, the first support plate 18 is slidably connected to the slide 16, and the adjustment component 10 adjusts the pressing force between the first support plate 18 and the second support plate 19.

[0020] The adjustment assembly 10 includes an outer drive nut 101 fixed on the side plate 17, a compression spring 102 located between the outer drive nut 101 and the first support plate 18, and a drive screw 103 threadedly connected to the outer drive nut 101 and with one end resting on the compression spring 102. The clamping force between the first support plate 18 and the second support plate 19 is adjusted by rotating the drive screw 103.

[0021] The driving part includes a first motor 151 and a second motor 152 installed on the base, a first pulley group 153 that drives the first motor 151 and the first pressure roller 13, and a second pulley group 154 ​​that drives the second motor 152 and the second pressure roller 14. The first pulley group 153 includes a first driving wheel 1531 that is coaxial and fixedly connected to the output shaft of the first motor 151, a first driven wheel 1532 that is coaxial and fixedly connected to the first pressure roller 13, and a first belt 1533 wound around the first driven wheel 1532 and the first driving wheel 1531. The second pulley group 154 ​​includes a second driving wheel 1541 that is coaxial and fixedly connected to the output shaft of the second motor 151, a second driven wheel 1542 that is coaxial and fixedly connected to the second pressure roller 13, and a second belt 1543 wound around the second driven wheel 1542 and the second driving wheel 1541.

[0022] The driving part includes a first tensioning assembly 155 for adjusting the tensioning force of the first pulley group 153, the first tensioning assembly includes a first fixed adjusting disk 1551, a first rotating adjusting disk 1552 rotatably connected to the first fixed adjusting disk 1551, a first tensioning arm 1553 fixed to the first rotating adjusting disk 1552 and swinging with the rotation of the first rotating adjusting disk 1552, and a first adjusting pin 1554. The first fixed adjusting disk 1551 is provided with a plurality of first adjusting holes 1555 distributed in a circular shape, and the first rotating adjusting disk 1552 is provided with a first notch 1556. The first notch 1556 is overlapped with different first adjusting holes 1555 to adjust the pitch angle of the first tensioning arm 1553, thereby adjusting the tensioning force of the first pulley group 153. The first adjusting pin 1554 is used to be simultaneously penetrated in the first adjusting hole 1555 and the first notch 1556 to lock the first fixed adjusting disk 1551 and the first rotating adjusting disk 1552.

[0023] The driving part includes a first tensioning assembly 156 for adjusting the tensioning force of the second pulley group 154, the second tensioning assembly includes a second fixed adjusting disk 1561, a second rotating adjusting disk 1562 rotatably connected to the second fixed adjusting disk 1561, a second tensioning arm 1563 fixed to the second rotating adjusting disk 1562 and swinging with the rotation of the second rotating adjusting disk 1562, and a second adjusting pin 1564. The second fixed adjusting disk 1561 is provided with a plurality of second adjusting holes 1565 distributed in a circular shape, and the second rotating adjusting disk 1562 is provided with a second notch 1566. The second notch 1566 is overlapped with different second adjusting holes 1565 to adjust the pitch angle of the second tensioning arm 1563, thereby adjusting the tensioning force of the second pulley group 153. The second adjusting pin 1564 is used to be simultaneously penetrated in the second adjusting hole 1565 and the second notch 1566 to lock the second fixed adjusting disk 1561 and the second rotating adjusting disk 1562.

[0024] The upper end of the feed bin 2 is provided with a feed port 21 and the lower end is provided with a discharge port 22, which is connected to the upper end surface of the adjustment frame 12 and is located above the first pressure roller 13 and the second pressure roller 14. The discharge bin 3 is provided at the lower end surface of the adjustment frame 12 and is located below the first pressure roller 13 and the second pressure roller 14.

[0025] By tightening or loosening the driving screw 103, the compression amount of the spring is changed, and then the pressing force between the first support plate 18 and the second support plate 19 is adjusted, so that the compression amount of the positive electrode material of the sodium ion battery can be adaptively adjusted according to production needs, so that the positive electrode material can be suitable for production needs in different situations.

[0026] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A rolling system for sodium ion battery positive electrode materials, characterized in that: It includes: A feed bin, with a feed inlet at the upper end and a discharge outlet at the lower end; The roller mechanism comprises a roller base, an adjustment frame mounted on the roller base, a plurality of first and second pressure rollers mounted on the adjustment frame and arranged in parallel, and a driving part for driving the first and second pressure rollers to rotate, the adjustment frame comprises at least two slides arranged in parallel, side plates fixed to the two ends of the slide, a pair of first support plates connected to the slide and located between the side plates, and a pair of second support plates connected to the slide and located between the side plates, an adjustment component, the first pressure roller is rotatably connected between the pair of first support plates, the second pressure roller is rotatably connected between the pair of second support plates, the first support plate is slidably connected to the slide, and the adjustment component adjusts the clamping force between the first support plate and the second support plate; the adjustment component comprises an outer driving nut fixed on the side plate, a compression spring located between the outer driving nut and the first support plate, and a driving screw threadedly connected to the outer driving nut and with one end against the compression spring, and the clamping force between the first support plate and the second support plate is adjusted by rotating the driving screw.

2. The rolling system for sodium ion battery positive electrode material according to claim 1, characterized in that: The driving part includes a first motor and a second motor installed on the base, a first pulley group that drives the first motor and the first pressure roller, and a second pulley group that drives the second motor and the second pressure roller.

3. The rolling system for sodium ion battery positive electrode material according to claim 2, characterized in that: The first pulley assembly includes a first driving pulley coaxial with and fixedly connected to the output shaft of the first motor, a first driven pulley coaxial with and fixedly connected to the first pressure roller, and a first belt wound around the first driven pulley and the first driving pulley.

4. The rolling system for sodium ion battery positive electrode material according to claim 2, characterized in that: The second pulley assembly includes a second driving wheel coaxial with and fixedly connected to the output shaft of the second motor, a second driven wheel coaxial with and fixedly connected to the second pressure roller, and a second belt wound around the second driven wheel and the second driving wheel.

5. The rolling system for sodium ion battery positive electrode material according to claim 3, characterized in that: The driving part includes a first tensioning assembly for adjusting the tensioning force of the first pulley group, the first tensioning assembly includes a first fixed adjusting disk, a first rotating adjusting disk rotatably connected to the first fixed adjusting disk, a first tensioning arm fixed to the first rotating adjusting disk and swinging with the rotation of the first rotating adjusting disk, and a first adjusting pin, a plurality of first adjustment holes distributed in a circular shape on the first fixed adjusting disk, a first notch is provided on the first rotating adjusting disk, and the pitch angle of the first tensioning arm is adjusted by overlapping the first notch with different first adjustment holes, thereby adjusting the tensioning force of the first pulley group.

6. The rolling system for sodium ion battery positive electrode material according to claim 3, characterized in that: The driving part includes a second tensioning assembly for adjusting the tensioning force of the second pulley group, the second tensioning assembly includes a second fixed adjusting disk, a second rotating adjusting disk rotatably connected to the second fixed adjusting disk, a second tensioning arm fixed to the second rotating adjusting disk and swinging with the rotation of the second rotating adjusting disk, and a second adjusting pin, the second fixed adjusting disk is provided with a plurality of second adjustment holes distributed in a circular shape, the second rotating adjusting disk is provided with a second notch, and the second notch is overlapped with different second adjustment holes to adjust the pitch angle of the second tensioning arm, thereby adjusting the tensioning force of the second pulley group.

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