CN221883073U - Pole piece sampling device - Google Patents

Abstract

The utility model belongs to the field of battery testing equipment, and specifically relates to a pole piece sampling device, comprising a limit bracket and a fixed knife die and a movable knife die arranged in the bracket; the movable knife die is movably connected with the fixed knife die to form an integral rectangular knife die; the bottoms of the fixed knife die and the movable knife die are both provided with blades. The utility model has a simple structure, is easy to carry, and can realize relatively accurate sampling of small-area strip pole pieces.

Description

Pole piece sampling device

Technical Field

The utility model belongs to the field of battery testing equipment, and in particular relates to a pole piece sampling device.

Background Art

In the process of making battery pole pieces, it is sometimes necessary to take strip pole piece samples for some tests. The guillotine sampler is large and inconvenient to carry, and directly using a knife to cut the required sampling area is not accurate, and it is easy to drop the material and make the weight inaccurate, so a portable small sampler is needed for sampling.

Utility Model Content

The utility model aims to overcome the defects in the prior art and provide a pole piece sampling device.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A pole piece sampling device comprises a limiting bracket and a fixed cutting die and a movable cutting die arranged in the bracket; the movable cutting die is movably connected with the fixed cutting die to form an integral rectangular cutting die; the bottoms of the fixed cutting die and the movable cutting die are both provided with cutting edges.

The movable cutting die is a U-shaped three-sided cutting die with an open end; a sliding groove is arranged on the U-shaped three-sided cutting die; and a sliding block corresponding to the sliding groove is arranged on the fixed cutting die.

The fixed cutting die is connected with the moving component.

The moving assembly comprises a U-shaped bracket connected to the fixed cutting die, a bolt hole arranged on the U-shaped bracket, and a spiral rod matched with the bolt hole.

A pressure component is arranged on the side of the fixed cutting die away from the cutting edge.

The pressure assembly comprises an upper pressing plate and two lower pressing blocks arranged at the lower part of the upper pressing plate; the positions of the lower pressing blocks are arranged corresponding to the positions of the fixed cutting dies.

A force-applying component is arranged above the upper pressing plate.

An upper base is arranged above the limiting bracket; and the force-applying component is a button arranged on the upper base.

The limiting bracket has at least four openings at least, which are respectively a blade opening below the fixed cutting die, a pressure assembly opening above the fixed cutting die, a moving assembly opening on one side of the moving cutting die, and an observation opening arranged on the side of the fixed cutting die for observing the travel distance of the moving cutting die; a limiting plate is arranged at the opening of the moving assembly; the limiting plate is connected to the moving cutting die; and a circular hole for the U-shaped bracket to pass through is arranged on the limiting plate.

The observation opening is provided with scale lines.

Compared with the prior art, the beneficial effects of the utility model are:

The pole piece sampling device of the utility model utilizes the setting of a fixed cutting die and a movable cutting die to realize the cutting and sampling of pole pieces of different widths; the setting of the limit bracket makes it convenient to carry, and the scale lines arranged thereon can observe the travel distance of the movable cutting die, and the position of the movable cutting die can be directly adjusted according to the size of the required pole piece; the utility model has a simple structure, is easy to carry, and can realize relatively accurate sampling of small-area strip pole pieces.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of the pole piece sampling device of the utility model;

FIG. 2 is an exploded view of the pole piece sampling device of the present invention.

DETAILED DESCRIPTION

In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and the best embodiment.

Figure 1-2 shows a pole piece sampling device, including a limiting bracket and a fixed cutting die 3 and a movable cutting die 5 arranged in the bracket; the movable cutting die 3 is movably connected with the fixed cutting die 5 to form an integral rectangular cutting die; the bottom of the fixed cutting die and the movable cutting die are both provided with cutting edges.

The movable cutting die 3 is a U-shaped three-sided cutting die with one end open; a slide groove is arranged on the U-shaped three-sided cutting die; and a sliding block corresponding to the slide groove is arranged on the fixed cutting die.

The fixed cutting die 5 is connected to the moving assembly. The moving assembly comprises a U-shaped bracket connected to the fixed cutting die, a bolt hole arranged on the U-shaped bracket, and a spiral rod 7 matched with the bolt hole.

A pressure assembly 4 is arranged on the side of the fixed cutting die away from the cutting edge. The pressure assembly 4 comprises an upper pressing plate and two lower pressing blocks arranged at the lower part of the upper pressing plate; the positions of the lower pressing blocks are arranged corresponding to the positions of the fixed cutting die.

A force-applying component is arranged above the upper pressure plate. An upper base body 2 is arranged above the limit bracket; and the force-applying component is a button 1 arranged on the upper base body 2 .

The limiting bracket has at least four openings at least, which are respectively a blade opening below the fixed cutting die, a pressure assembly opening above the fixed cutting die, a moving assembly opening on one side of the moving cutting die, and an observation opening arranged on the side of the fixed cutting die for observing the travel distance of the moving cutting die; a limiting plate is arranged at the opening of the moving assembly; the limiting plate 6 is connected to the moving cutting die; and a circular hole for the U-shaped bracket to pass through is arranged on the limiting plate 6.

Preferably, the five ends of the limiting bracket are provided with openings, and the observation openings can be provided on both sides of the fixed cutting die.

The implementation principle of the utility model is: according to the size of the electrode sample to be cut, the scale line on the observation opening is used for adjustment, and the position of the movable cutting die 5 is adjusted by the spiral rod 7. After adjustment, the button on the upper substrate is pressed down to drive the pressure component to move downward to complete the sampling of the electrode.

The pole piece sampling device of the utility model utilizes the setting of a fixed cutting die and a movable cutting die to realize the cutting and sampling of pole pieces of different widths; the setting of the limit bracket makes it convenient to carry, and the scale lines arranged thereon can observe the travel distance of the movable cutting die, and the position of the movable cutting die can be directly adjusted according to the size of the required pole piece; the utility model has a simple structure, is easy to carry, and can realize relatively accurate sampling of small-area strip pole pieces.

The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims (10)

1. A pole piece sampling device, characterized in that it comprises a limiting bracket and a fixed cutting die and a movable cutting die arranged in the bracket; the movable cutting die is movably connected with the fixed cutting die to form an integral rectangular cutting die; the bottom of the fixed cutting die and the movable cutting die are both provided with a blade. 2. The electrode sampling device according to claim 1 is characterized in that the movable cutting die is a U-shaped three-sided cutting die with one end open; a slide groove is provided on the U-shaped three-sided cutting die; and a sliding block corresponding to the slide groove is provided on the fixed cutting die. 3. The electrode sampling device according to claim 1 is characterized in that the fixed cutting die is connected to the movable component. 4. The electrode sampling device according to claim 3 is characterized in that the movable component includes a U-shaped bracket connected to the fixed cutting die, a bolt hole arranged on the U-shaped bracket, and a spiral rod matched with the bolt hole. 5. The pole piece sampling device according to claim 3 is characterized in that a pressure component is provided on the side of the fixed cutting die away from the cutting edge. 6. The electrode sampling device according to claim 5 is characterized in that the pressure assembly includes an upper pressure plate and two lower pressure blocks arranged at the lower part of the upper pressure plate; the position of the lower pressure block is set corresponding to the position of the fixed cutting die. 7. The pole piece sampling device according to claim 6, characterized in that a force-applying component is provided above the upper pressure plate. 8. The electrode sampling device according to claim 7 is characterized in that an upper base is arranged above the limiting bracket; and the force-applying component is a button arranged on the upper base. 9. The electrode sampling device according to claim 5 is characterized in that at least four ends of the limit bracket have at least openings, which are respectively a blade opening below the fixed cutting die, a pressure component opening above the fixed cutting die, a moving component opening on one side of the moving cutting die, and an observation opening arranged on the side of the fixed cutting die for observing the travel distance of the moving cutting die; a limit plate is arranged at the opening of the moving component; the limit plate is connected to the moving cutting die; and a circular hole for the U-shaped bracket to pass through is arranged on the limit plate. 10. The electrode sampling device according to claim 9, characterized in that scale lines are provided on the observation opening.