A winding buckle type battery tab angle detection device

Abstract

The utility model relates to a kind of roll buckle type battery tab angle detection devices, including fixed plate, left tab fiber detection mechanism and right tab fiber detection mechanism, fixed plate upper left side installation left tab fiber detection mechanism, left tab fiber detection mechanism includes left motor, left connecting shaft, left fiber mounting seat and left fiber inductor, right tab fiber detection mechanism includes right motor, right connecting shaft, right fiber mounting seat and right fiber inductor, the utility model roll buckle type battery tab angle detection device when working, buckle type battery is located between left fiber mounting seat and right fiber mounting seat, left tab is between two left fiber inductors, left motor drives left fiber inductor rotation and detects left tab position, right tab is between two right fiber inductors, right motor drives right fiber inductor rotation and detects right tab position, left tab position, right tab position are detected to detect the relative angular position of both, it is helpful to identify good product and defective product.

Description

Technical Field

[0001] This utility model relates to the field of button lithium-ion battery manufacturing, specifically to a device for detecting the tab angle of a rolled-up battery. Background Technology

[0002] Button cells, also known as coin cells or lithium-ion cells, are ultra-small batteries whose cells are made by winding positive and negative electrodes and a separator. Specifically, button cells refer to lithium-ion batteries that are much smaller than cylindrical or prismatic lithium-ion batteries. The equipment used to produce button cells is called a button cell winding machine. Currently, these machines lack a device to detect the angle of the left and right tabs. Excessive deviation in the tab angle can severely impact product quality. Summary of the Invention

[0003] To address the shortcomings of existing technologies, this utility model provides a device for detecting the angle of button cell battery tabs, with the specific technical solution as follows: A button cell battery tab angle detection device includes a fixed plate, a left tab fiber optic detection mechanism, and a right tab fiber optic detection mechanism. The left tab fiber optic detection mechanism is installed on the upper left side of the fixed plate. The left tab fiber optic detection mechanism includes a left motor, a left connecting shaft, a left fiber optic mounting base, and a left fiber optic sensor. The output shaft of the left motor is connected to the left connecting shaft, and the end of the left connecting shaft is connected to the left fiber optic mounting base. The left fiber optic mounting base is equipped with two spaced-apart left fiber optic sensors. The right tab fiber optic detection mechanism is installed on the upper right side of the fixed plate. The right tab fiber optic detection mechanism includes a right motor, a right connecting shaft, a right fiber optic mounting base, and a right fiber optic sensor. The output shaft of the right motor is connected to the right connecting shaft, and the end of the right connecting shaft is connected to the right fiber optic mounting base. The right fiber optic mounting base is equipped with two spaced-apart right fiber optic sensors. The button cell battery is located between the left and right fiber optic mounting bases, the left tab is between the two left fiber optic sensors, and the right tab is between the two right fiber optic sensors.

[0004] As a preferred embodiment of this utility model, the left electrode fiber optic detection mechanism further includes a left slide plate, a left slide rail, and a cylinder. A left motor is installed above the left slide plate, and the bottom of the left slide plate is slidably connected to the left slide rail via a slider. The left slide rail is fixedly installed on the left side above the fixed plate, and the cylinder is fixedly installed on the fixed plate. The cylinder piston rod extends to the right and connects to the left slide plate.

[0005] As a preferred embodiment of this utility model, a left limiting block is installed in the middle of the fixed plate to restrict the rightward movement of the left sliding plate.

[0006] As a preferred embodiment of this utility model, the right electrode fiber optic detection mechanism further includes a right slide plate, a right slide rail, and a moving module. A right motor is installed above the right slide plate, and the bottom of the right slide plate is slidably connected to the right slide rail via a slider. The right slide rail is fixedly installed on the right side above the fixed plate, and the moving module is installed at the bottom of the fixed plate. The moving module drives the right slide plate to move horizontally left and right.

[0007] As a preferred embodiment of this utility model, a right limiting block is installed in the middle of the fixed plate to restrict the leftward movement of the right sliding plate.

[0008] Beneficial effects: When this utility model of button cell battery tab angle detection device is working, the button cell battery is located between the left and right optical fiber mounting bases. The left tab is between the two left optical fiber sensors. The left motor drives the left optical fiber sensor to rotate and detect the position of the left tab. The right tab is between the two right optical fiber sensors. The right motor drives the right optical fiber sensor to rotate and detect the position of the right tab. By detecting the positions of the left and right tabs, the relative angle between them can be determined, which helps to identify qualified and defective products and improve product quality. Attached Figure Description

[0009] Figure 1 This is a perspective view of the present invention; Figure 2 This is a perspective view of the present invention from another angle; Figure 3 This is a perspective view of the button cell battery of this utility model when it is located between the left and right optical fiber mounting bases. Detailed Implementation

[0010] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings: In the description of this utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the position or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0011] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0012] like Figures 1-3 As shown, a snap-on battery tab angle detection device includes a fixed plate 1, a left tab fiber optic detection mechanism 2, and a right tab fiber optic detection mechanism 3. The left tab fiber optic detection mechanism 2 is installed on the upper left side of the fixed plate 1. The left tab fiber optic detection mechanism 2 includes a left motor 21, a left connecting shaft 22, a left fiber optic mounting base 23, and a left fiber optic sensor 24. The output shaft of the left motor is connected to the left connecting shaft 22, and the end of the left connecting shaft 22 is connected to the left fiber optic mounting base 23. The left fiber optic mounting base 23 is U-shaped and has two spaced-apart left fiber optic sensors 24 installed on it. The left tab angle detection mechanism 24 is located on the upper left side of the fixed plate 1. A right-side fiber optic detection mechanism 3 is installed. The right-side fiber optic detection mechanism 3 includes a right motor 31, a right connecting shaft 32, a right fiber optic mounting base 33, and a right fiber optic sensor 34. The output shaft of the right motor is connected to the right connecting shaft 32, and the end of the right connecting shaft 32 is connected to the right fiber optic mounting base 33. Two spaced-apart right fiber optic sensors 34 are installed on the right fiber optic mounting base 33. The button cell battery 4 is located between the left fiber optic mounting base 23 and the right fiber optic mounting base 33. The left tab of the button cell battery 4 is between the two left fiber optic sensors 23, and the right tab of the button cell battery 4 is between the two right fiber optic sensors 33.

[0013] Specifically, the left electrode fiber optic detection mechanism 2 also includes a left slide plate 25, a left slide rail 26, and a cylinder 27. A left motor 21 is installed above the left slide plate 26. The bottom of the left slide plate 25 is slidably connected to the left slide rail 26 via a slider. The left slide rail 26 is fixedly installed on the left side above the fixed plate 1. A cylinder 24 is fixedly installed on the fixed plate 1. The piston rod of the cylinder extends to the right and connects to the left slide plate 25. A left limit block 28 is installed in the middle of the fixed plate 1 to limit the rightward movement of the left slide plate 25. The cylinder 24 drives the left slide plate 25 to move to the right. The left slide plate 25 drives the left motor 21 to move to the right. The left motor 21 drives the left fiber optic sensor to move to the right and closer to the battery.

[0014] Specifically, the right electrode fiber optic detection mechanism 3 also includes a right slide plate 35, a right slide rail 36, and a moving module 37. A right motor 31 is installed on the top of the right slide plate 35, and the bottom of the right slide plate 35 is slidably connected to the right slide rail 36 via a slider. The right slide rail 36 is fixedly installed on the right side above the fixed plate 31. The moving module 37 is installed at the bottom of the fixed plate 1. The moving module 37 adopts a common structure in which a servo motor drives a lead screw to rotate and move. The moving module 37 drives the right slide plate 35 to move left and right laterally. The moving module can precisely control the amount of movement. A right limit block 38 is installed in the middle of the fixed plate 1 to limit the leftward movement of the right slide plate.

[0015] The above description is a further detailed explanation of the present utility model in conjunction with specific preferred embodiments. It should not be considered that the specific implementation of the present utility model is limited to these descriptions. For those skilled in the art, several simple deductions or substitutions can be made without departing from the concept of the present utility model, and all such deductions or substitutions should be considered to fall within the protection scope of the present utility model.

Claims

1. A device for detecting the angle of the tabs of a roll-up battery, characterized in that: The device includes a fixed plate, a left-ear fiber optic detection mechanism, and a right-ear fiber optic detection mechanism. The left-ear fiber optic detection mechanism is installed on the upper left side of the fixed plate. The left-ear fiber optic detection mechanism includes a left motor, a left connecting shaft, a left fiber optic mounting base, and a left fiber optic sensor. The output shaft of the left motor is connected to the left connecting shaft, and the end of the left connecting shaft is connected to the left fiber optic mounting base. The left fiber optic mounting base is equipped with two spaced-apart left fiber optic sensors. The right-ear fiber optic detection mechanism is installed on the upper right side of the fixed plate. The right-ear fiber optic detection mechanism includes a right motor, a right connecting shaft, a right fiber optic mounting base, and a right fiber optic sensor. The output shaft of the right motor is connected to the right connecting shaft, and the end of the right connecting shaft is connected to the right fiber optic mounting base. The right fiber optic mounting base is equipped with two spaced-apart right fiber optic sensors. A button cell battery is located between the left and right fiber optic mounting bases. The left-ear is between the two left fiber optic sensors, and the right-ear is between the two right fiber optic sensors.

2. The device for detecting the angle of the tabs of a roll-up battery according to claim 1, characterized in that: The left electrode fiber optic detection mechanism also includes a left slide plate, a left slide rail, and a cylinder. A left motor is installed above the left slide plate, and the bottom of the left slide plate is slidably connected to the left slide rail via a slider. The left slide rail is fixedly installed on the left side above the fixed plate, and the cylinder is fixedly installed on the fixed plate. The cylinder piston rod extends to the right and connects to the left slide plate.

3. The device for detecting the angle of the tabs of a roll-up battery according to claim 2, characterized in that: A left limit block is installed in the middle of the fixed plate to restrict the rightward movement of the left slide plate.

4. The device for detecting the angle of the tabs of a roll-up battery according to claim 1, characterized in that: The right electrode fiber optic detection mechanism also includes a right slide plate, a right slide rail, and a moving module. A right motor is installed above the right slide plate, and the bottom of the right slide plate is slidably connected to the right slide rail via a slider. The right slide rail is fixedly installed on the right side above the fixed plate, and a moving module is installed at the bottom of the fixed plate. The moving module drives the right slide plate to move horizontally left and right.

5. The device for detecting the angle of the tabs of a roll-up battery according to claim 4, characterized in that: A right limit block is installed in the middle of the fixed plate to restrict the leftward movement of the right slide.

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