CN202501828U - On-line detection device for square lithium-ion battery thickness - Google Patents

Abstract

The utility model discloses an online detection device for the thickness of a square lithium ion battery. The online detection device for the thickness of a square lithium ion battery includes a square lithium ion battery to be tested, a transmission belt, two laser sensors, and a bracket, and the bracket is symmetrical. Installed on both sides of the conveyor belt, the laser sensor is fixed on the brackets on both sides of the conveyor belt through a clamp, and a row of raised brushes parallel to both sides of the conveyor belt is arranged on the conveyor belt, and the conveyor belt is driven by a motor; to be tested The square lithium-ion battery is placed on the transmission belt close to the brush, and the two laser sensors respectively detect the distance from the laser sensor to the square lithium-ion battery to be tested, and the two laser sensors respectively connect the detected signals to the into the computer, and the output signal is displayed on the monitor after being processed by the computer. The utility model uses a laser to measure the thickness of the battery on-line, has high detection precision and does not damage or pollute the appearance of the battery.

Description

On-line detection device for square lithium-ion battery thickness

Technical field:

The utility model relates to the field of thickness detection devices, in particular to an online detection device for the thickness of a square lithium ion battery.

Background technique:

As lithium-ion batteries are widely used in cars and electric buses, the requirements for battery quality are getting higher and higher, including the requirements for battery thickness and appearance. Therefore, battery thickness has also become an important parameter for screening batteries. Under normal circumstances, calipers are often used to measure the thickness of batteries. However, measuring instruments such as calipers have low detection efficiency and human error. At the same time, using calipers to measure may scratch the surface of the battery. Therefore, an online battery thickness detection device with high detection accuracy and high efficiency and no damage to the appearance of the battery is required.

Utility model content:

The technical problem solved by this utility model is to provide an online detection device for the thickness of a square lithium-ion battery that can accurately read the thickness of the battery, improve the detection accuracy, and reduce damage to the battery.

The technical scheme that the utility model solves its technical problem adopts is:

The square lithium-ion battery thickness online detection device includes a square lithium-ion battery to be tested, and is characterized in that: it also includes a transmission belt, two laser sensors, and a bracket. The brackets are symmetrically installed on both sides of the transmission belt. The laser sensor Fix and install on the brackets on both sides of the conveyor belt through a clamp. There is a row of raised brushes parallel to both sides of the conveyor belt on the conveyor belt. The conveyor belt is driven by a motor; the square lithium-ion battery to be tested is close to the brushes Placed on the transmission belt, the two laser sensors respectively detect the distance from the laser sensor to the square lithium-ion battery to be tested, and the two laser sensors respectively connect the detected signals to the computer through the output line, and the output signals are processed by the computer displayed on the display.

The online detection device for the thickness of a square lithium-ion battery is characterized in that: the bracket is a C-shaped bracket. the

The online detection device for the thickness of a square lithium-ion battery is characterized in that the clamp can adjust the height of the laser sensor up and down according to the size of the battery. the

The online detection device for the thickness of a square lithium-ion battery is characterized in that: the transmission belt is made of rubber, and the transmission belt is wound on double rows of rollers. the

The principle of the utility model is: after the square lithium-ion battery to be tested is placed along the brush, the motor drives the transmission belt, and the two laser sensors respectively detect the distance between themselves and the square lithium-ion battery, and detect it through the transmission line. The signal is transmitted to the computer, and the computer calculates and displays the thickness of the battery on the display. The thickness of the measured object D=C-(A+B), where C is the distance between the paired sensors, which is a fixed value, A is the distance from the left sensor to the left side of the battery, and B is the distance from the right sensor to the right side of the battery The distance between the sides, the maximum D value data is the thickness of the battery. the

The beneficial effects of the utility model are: the utility model uses a laser to measure the thickness of the battery on-line, has high detection accuracy and does not damage or pollute the appearance of the battery, continuously detects by means of a conveyor belt assembly line, and has high detection efficiency. the

Description of drawings:

Figure 1 is a schematic structural view of the utility model.

Detailed ways:

As shown in Figure 1, the square lithium-ion battery thickness online detection device includes a square lithium-ion battery 8 to be tested, and also includes a transmission belt 6, two laser sensors 1 and 2, and a bracket 3. The bracket 3 is symmetrically installed on the transmission On both sides of the belt 6, the laser sensors 1 and 2 are fixedly installed on the supports 3 on both sides of the transmission belt 6 through the clamp 4, and the transmission belt 6 is provided with a row of raised brushes 7 parallel to the two sides of the transmission belt 6. The belt 6 is driven by the motor 9; the square lithium-ion battery 8 to be tested is placed on the transmission belt 6 close to the brush 7, and the two laser sensors 1 and 2 respectively detect the laser sensor 1 or 2 to the square lithium-ion battery to be tested. The distance between the battery 8 and the two laser sensors 1 and 2 respectively connect the detected signals to the computer 5 through the output line, and the output signals are displayed on the display after being processed by the computer 5 . Pool thickness D=C-(A+B), where C is the distance between the two laser sensors, A is the distance between the left laser sensor and the measured object, and B is the distance between the right laser sensor and the measured object distance between.

Bracket 3 is a C-shaped bracket. The clamp 4 can adjust the height of the laser sensor up and down according to the battery size. The conveyor belt 6 is made of rubber, and the conveyor belt is wound on a double row of rollers. the

Claims (4)

1. A square lithium-ion battery thickness on-line detection device, including a square lithium-ion battery to be measured, is characterized in that: it also includes a transmission belt, two laser sensors, a support, and the support is symmetrically installed on both sides of the transmission belt, The laser sensor is fixedly installed on the brackets on both sides of the transmission belt through a clamp. The transmission belt is provided with a row of raised brushes parallel to the two sides of the transmission belt. The transmission belt is driven by a motor; the square lithium-ion battery to be tested is tightly Attached to the brush and placed on the conveyor belt, the two laser sensors respectively detect the distance from the laser sensor to the square lithium-ion battery to be tested, and the two laser sensors respectively connect the detected signals to the computer through the output line, and the output signal Displayed on the monitor after being processed by computer. 2. The on-line detection device for the thickness of a square lithium-ion battery according to claim 1, wherein the bracket is a C-shaped bracket. 3. The on-line detection device for the thickness of a square lithium-ion battery according to claim 1, wherein the fixture can adjust the height of the laser sensor up and down according to the size of the battery. 4. The on-line detection device for the thickness of a square lithium-ion battery according to claim 1, characterized in that: the transmission belt is made of rubber, and the transmission belt is wound on a double row of rollers.

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