CN220270355U - Square shell battery detection device - Google Patents

Abstract

The utility model provides a square shell battery detection device which comprises a base, a positioning bottom plate, an X-direction linear module and a Y-direction linear module, wherein the positioning bottom plate is arranged on the base; the sliding block of the Y-direction linear module is provided with a 2D camera, the first 3D cameras are respectively arranged below the Y-direction linear module in a butt joint mode, and the two first 3D cameras are arranged in a butt joint mode and scan and shoot the length and the width of the battery of the square shell along with the movement of the sliding block of the X-direction linear module; the base is provided with a horizontal linear module, the horizontal linear module is positioned below the hollowed-out hole of the positioning bottom plate, a second 3D camera is fixed on the sliding block of the horizontal linear module, and the shooting direction of the second 3D camera is the lower bottom surface of the square shell battery. The utility model can automatically detect the length, the width and the bottom surface flatness of the battery shell, can detect the mounting hole of the battery shell, has good positioning of the battery shell in the detection process, and can not cause excessive interference to the detection visual field by the positioning device, thereby not affecting the detection precision.

Description

Square shell battery detection device

Technical Field

The utility model relates to the field of battery production design, in particular to a square shell battery detection device.

Background

Square-case batteries are a common battery assembly. After the square-case battery shown in fig. 8 is produced, the battery assembly needs to be inspected. The square shell battery is of a rectangular structure, the length direction of the square shell battery is set to be X-direction, the width direction is set to be Y-direction, the height direction is set to be Z-direction, the square shell battery is provided with flanges corresponding to the X-direction of the rectangular body and protruding outwards respectively, and the top positions of the flanges on the two sides are provided with mounting holes respectively. In the detection, the following three aspects need to be detected correspondingly: 1. the length and width of the square shell battery; 2. mounting hole positions; 3. flatness of the lower bottom surface of the square case battery.

At present, detection of the external shape of a square battery is generally performed by each detection mechanism individually, and the detection process is complex and cumbersome. If three detection mechanisms are integrated, there are situations where positioning is difficult and the positioning mechanism blocks the detection field of view. If the square shell battery cannot be effectively positioned and clamped, the problem that the detection error is large and the use precision cannot be met exists. If the clamping and positioning device effectively clamps, the clamping and positioning device may block the detection field of view in detection, and the accurate form of the reaction shell cannot be clearly and completely obtained. Therefore, how to realize effective positioning without blocking the view is a problem to be solved by the detection device.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to overcome the defects of the prior art, the utility model provides the square shell battery detection device which can automatically detect the length, the width and the bottom surface flatness of the battery shell, and can detect the mounting holes of the battery shell, the position of the battery shell is well positioned in the detection process, and the positioning device can not cause excessive interference to the detection visual field and does not influence the detection precision.

The technical scheme adopted for solving the technical problems is as follows: the detection device for the square shell battery comprises a base, a positioning bottom plate, an X-direction linear module and a Y-direction linear module, wherein the length direction is X-direction, the width direction is Y-direction, the height direction is Z-direction, flanges are protruded on two sides of the square shell battery in the X-direction, and mounting holes are formed in two ends of the flanges in the Y-direction respectively; the positioning bottom plate is arranged above the base in a heightening manner, rectangular hollowed holes are formed in the positioning bottom plate corresponding to the bottom surface of the square shell battery, limiting supports are respectively connected to the positioning bottom plate at four corners of the hollowed holes in a fixed point mode in an adjustable mode, and limiting grooves matched with the flanges and used for supporting the square shell battery are formed in the limiting supports; an X-direction push plate device is arranged above the positioning bottom plate and is in pressure connection with the X-direction side surface of the square shell battery; the positioning bottom plate is also provided with a Y-direction push plate device which is in pressure connection with the Y-direction side surface of the square shell battery along the Y direction from the hollow hole; the X-direction linear module is positioned above the positioning bottom plate, the Y-direction linear module is fixed on the sliding block of the X-direction linear module, a 2D camera is arranged on the sliding block of the Y-direction linear module, the shooting direction of the 2D camera is downward, the two ends of the lower part of the Y-direction linear module, which correspond to the sliding direction of the sliding block of the Y-direction linear module, are respectively provided with a first 3D camera in opposite directions, the first 3D cameras at the two ends are respectively positioned at the two sides of the width direction of the square shell battery, and the two first 3D cameras are arranged in opposite directions and scan and shoot the length and the width of the square shell battery along with the movement of the sliding block of the X-direction linear module; the base on then be equipped with horizontal sharp module, horizontal sharp module is located the below of the fretwork hole of locating bottom plate, the slider of horizontal sharp module on be fixed with the second 3D camera, the shooting direction of second 3D camera be the lower bottom surface of square shell battery.

In the above scheme, the length and the width of the square shell battery can be detected through the cooperation of the first 3D camera and the X-direction linear module, the mounting hole of the square shell battery can be detected through the cooperation of the 2D camera and the Y-direction linear module, and the bottom surface flatness of the square shell battery is detected through the second 3D camera positioned below. Meanwhile, the square shell battery is positioned and clamped by the limiting support of the positioning bottom plate, the X-direction push plate device and the Y-direction push plate device respectively. The X-direction pushing plate device is in compression joint with the movement direction of the camera relative to the first 3D camera, so that the length and the width of the battery of the square shell shot by the 3D camera are not interfered, and the mounting hole shot by the 2D camera positioned above is not interfered. The Y is to push pedal device then follows Y to the side with square shell battery crimping location, can not cause the interference to the shooting of the second 3D camera that lies in the below equally, guarantees that each camera shoots accurately, detects the precision height.

Further, for better improvement detection accuracy, the base on still be equipped with sprocket straight line module along base plane direction, the slider of sprocket straight line module fixed with the locating bottom plate, sprocket straight line module drive the locating bottom plate and slide along the base surface. Through the design of sprocket straight line module, can drive the locating bottom plate for the base plane and leave the detection station for adjust the location to each spacing support etc. on the locating bottom plate.

Further, the regulation of spacing support then goes on through the locking operation of slotted hole and bolt, spacing support on open and have the slotted hole, be equipped with the bolt in the slotted hole, the locating baseplate on then open and have the locating hole, spacing support pass through the locating hole adjustable connection on bolt and the locating baseplate.

Preferably, the X-direction pushing plate device comprises an X-direction electric push rod and an X-direction pushing plate which is connected to the output end of the X-direction electric push rod in a transmission way, and the X-direction pushing plate moves along the X-direction under the action of the X-direction electric push rod and is in compression joint with the X-direction side surface of the square shell battery.

Preferably, the Y-direction push plate device comprises a Y-direction electric push rod and a Y-direction push plate which is connected to the output end of the Y-direction electric push rod in a transmission way, the Y-direction electric push rod is fixed below the positioning bottom plate, the Y-direction push plate is positioned in the hollowed hole and is close to one end part of the Y-direction electric push rod, and the Y-direction push plate moves along the Y-direction under the action of the Y-direction electric push rod and is in compression joint with the Y-direction side surface of the square shell battery.

The square shell battery detection device has the advantages that the structural design is simple and reasonable, the square shell battery and the bottom plate can be effectively positioned through the matching of the X-direction push plate and the Y-direction push plate with the bottom plate and the limiting support, the length and the width of the battery shell are detected through the first 3D camera driven by the X-direction linear module to be shot and detected, the position of the mounting hole of the battery shell is detected through the 2D camera driven by the X-direction linear module and the Y-direction linear module to be shot and detected, the flatness of the bottom surface of the battery shell is detected through the second 3D camera, the positioning process is simple and rapid, excessive interference is not caused to the detection of each camera, the reliability and the effectiveness of the detection result are ensured, the whole detection process is convenient and rapid, and the detection efficiency is effectively improved.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a first embodiment of the present utility model (square-case batteries are not placed on the limiting support).

Fig. 2 is an enlarged schematic view of a positioning base plate according to a first embodiment of the present utility model.

Fig. 3 is a front view of fig. 1.

Fig. 4 is a cross-sectional view of A-A in fig. 3.

Fig. 5 is a cross-sectional view of B-B in fig. 3.

Fig. 6 is a schematic structural diagram of a second embodiment of the present utility model.

Fig. 7 is an enlarged schematic view at C in fig. 6.

Fig. 8 is a schematic structural view of a square-case battery of the present utility model.

In the figure, 1, a first 3D camera 2, a Y-direction linear module 3, a 2D camera 4, an X-direction linear module 5-1, a Y-direction push plate 5-2, a Y-direction electric push rod 6, a positioning bottom plate 7, a limiting support 8, a base 9-1, an X-direction push plate 9-2, an X-direction electric push rod 10, a hollowed hole 11, a limiting groove 12, a horizontal linear module 13, a second 3D camera 14, a sprocket linear module 15, a square shell battery 15-1, a flange 15-2, a mounting hole 16 and a standard battery.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only those features which are relevant to the utility model, and orientation and reference (e.g., up, down, left, right, etc.) may be used solely to aid in the description of the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.

A square-case battery detection device as shown in fig. 1 is a first embodiment of the present utility model.

In the present embodiment, the longitudinal direction of the square battery 15 is the X direction, the width direction is the Y direction, and the height direction is the Z direction. The square-shell battery 15X is provided with flanges 15-1 protruding to both sides, and mounting holes 15-2 are respectively formed at both ends of the flange 15-1 in the Y direction.

The detection device comprises a base 8, a positioning bottom plate 6, an X-direction linear module 4 and a Y-direction linear module 2. The positioning bottom plate 6 is arranged above the base 8 in a heightening manner, a rectangular hollowed-out hole 10 is formed in the bottom surface of the positioning bottom plate 6 corresponding to the square shell battery 15, and a space for placing the square shell battery 15 and installing the horizontal linear module 12 and the second 3D camera 13 is reserved between the positioning bottom plate 6 and the base 8. The positioning bottom plate 6 is respectively and adjustably connected with a limiting support 7 corresponding to the four corners of the hollowed-out hole 10 at fixed points. And each limit support 7 is provided with a limit groove 11 which is matched with the flange 15-1 and supports the square shell battery 15. An X-direction push plate device is arranged above the positioning bottom plate 6, and a Y-direction push plate device is also arranged on the positioning bottom plate 6.

In the actual installation process, in order to facilitate installation, the abrasion of the square-shell battery 15 and the limiting groove 11 during installation is avoided, and when the square-shell battery 15 is normally placed in the limiting groove 11 at four corners for installation, a gap is reserved between the square-shell battery 15 and the limiting groove 11, and the square-shell battery is not completely clamped. The limit of the limit groove 11 is approximate, and the following X-direction push plate device and Y-direction push plate device are still required to further push the square shell battery 15 and compress the square shell battery with the limit groove 11 in the pushing direction.

Specifically, as shown in fig. 2, the X-direction pushing plate device comprises an X-direction electric push rod 9-2 and an X-direction pushing plate 9-1 in transmission connection with the output end of the X-direction electric push rod 9-2, wherein the X-direction pushing plate 9-1 moves along the X-direction under the action of the X-direction electric push rod 9-2 and is in pressure connection with the X-direction side surface of the square shell battery 15.

The Y-direction push plate device comprises a Y-direction electric push rod 5-2 and a Y-direction push plate 5-1 which is connected to the output end of the Y-direction electric push rod 5-2 in a transmission way, wherein the Y-direction electric push rod 5-2 is fixed below the positioning bottom plate 6, the Y-direction push plate 5-1 is positioned at the end part of the hollowed hole 10, which is internally tangent to one side of the Y-direction, and the Y-direction push plate 5-1 moves along the Y-direction under the action of the Y-direction electric push rod 5-2 and is in pressure connection with the Y-direction side surface of the square shell battery 15.

In this embodiment, the X-direction push plate device is disposed on the left side of the hollowed-out hole 10. Meanwhile, the electric push rod and the corresponding push plate can be connected in a hinged mode.

The X-direction linear module 4 is located above the positioning bottom plate 6, the Y-direction linear module 2 is fixed on the sliding block of the X-direction linear module 4, the 2D camera 3 is arranged on the sliding block of the Y-direction linear module 2, the shooting direction of the 2D camera 3 is directed downwards, two ends of the lower side of the Y-direction linear module 2, corresponding to the sliding direction of the sliding block of the Y-direction linear module 2, are respectively provided with the first 3D camera 1, the first 3D cameras 1 at the two ends are respectively located at two sides of the width direction of the square battery 15, and the two first 3D cameras 1 are arranged in a split mode and scan and shoot the length and the width of the square battery 15 along with the movement of the sliding block of the X-direction linear module 4.

As shown in fig. 5, the base 8 is provided with a horizontal linear module 12, the horizontal linear module 12 is located below the hollow hole 10 of the positioning base 6, a second 3D camera 13 is fixed on the slide block of the horizontal linear module 12, and the shooting direction of the second 3D camera 13 is the lower bottom surface of the square-shell battery 15.

Based on the above detection device, the detection of the square-case battery 15 is divided into: a clamping and positioning process and a shooting and detecting process.

Clamping and positioning: the square shell battery 15 is placed on the four limit supports 7 and is supported and approximately limited. The square-shell battery 15 is positioned in the Z direction by the support of the limit support 7 and the self gravity. In the X direction, the square shell battery 15 is pressed and positioned with the limit groove 11 of the limit support 7 positioned on the right side in the X direction by an X-direction push plate device. In the Y direction, the square shell battery 15 is pressed and positioned with the limit groove 11 of the opposite limit support 7 in the Y direction by the Y-direction push plate device, so that the clamping and positioning operation of the square shell battery 15 is realized.

The X-direction pushing plate device is in compression joint with the first 3D camera 1 according to the movement direction of the camera, so that the length and the width of the 3D camera shooting square shell battery 15 are not disturbed, and the 2D camera 3 shooting mounting hole 15-2 positioned above is not disturbed. The Y-direction pushing plate device is used for pressing and positioning the square-shell battery 15 from the side face of the Y-direction, and interference is not caused to shooting of the second 3D camera 13 positioned below.

Shooting and detecting procedures:

by controlling the X-direction linear module 4 to drive the first 3D camera 1 to move along the X-direction, shooting is respectively carried out in opposite directions from two ends of the Y-direction, and the length and width data of the square-shell battery 15 can be obtained by analyzing shooting information of the first 3D camera 1 which is opposite to each other.

Through control X to sharp module 4, drive Y to sharp module 2 to square shell battery 15X directly over to one end, through the action of Y to sharp module 2, drive 2D camera 3 along Y to sharp module 2 motion, can shoot the mounting hole 15-2 position of this end and survey, continue to pass through control X to sharp module 4 after accomplishing, drive Y to sharp module 2 to square shell battery 15X directly over to another end, continue to shoot through Y to sharp module 2 cooperation 2D camera 3's shooting and survey the mounting hole 15-2 position of this end, accomplish the shooting detection of four corners position department mounting hole 15-2 up to this.

By controlling the horizontal linear module 12, the second 3D camera 13 is driven to move below the square-shell battery 15, and the bottom surface of the square-shell battery 15 is photographed, so that photographing data of the flatness of the bottom surface of the square-shell battery 15 can be obtained, and the flatness of the bottom surface of the square-shell battery 15 is detected.

Thus, the square-shell battery detection device provided by the embodiment realizes automatic detection of the length, the width and the bottom surface flatness of the square-shell battery 15, and has high detection precision and high detection efficiency.

Embodiment two:

in the square-shell battery detection device shown in fig. 6, on the basis of the first embodiment, a sprocket linear module 14 is further designed, and the positioning base plate 6 can be driven to leave the detection station relative to the plane of the base 8, so as to adjust and position each limit support 7 and the like on the positioning base plate 6.

Specifically, the base 8 is further provided with a sprocket linear module 14 along the plane direction of the base 8, the sliding block of the sprocket linear module 14 is fixed with the positioning bottom plate 6, and the sprocket linear module 14 drives the positioning bottom plate 6 to slide along the surface of the base 8. In practical design, the track can be additionally designed on the base 8 corresponding to the moving direction of the positioning bottom plate 6 according to the requirement, so that the driving operation of the chain wheel linear module 14 is facilitated. Meanwhile, the base 8 can be also designed with a standard battery 16 used as standard positioning, so that each limit support 7 on the positioning bottom plate 6 can conveniently adjust the position according to the positioning standard of the standard battery 16.

As shown in fig. 7, the position of the limiting support 7 is adjusted by locking the oblong hole with the bolt, the oblong hole is formed in the limiting support 7, the bolt is arranged in the oblong hole, the positioning bottom plate 6 is provided with the positioning hole, and the limiting support 7 is adjustably connected with the positioning hole on the positioning bottom plate 6 through the bolt.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (5)

1. The utility model provides a square shell battery detection device, length direction set to X to, and width direction sets to Y to, and the direction of height sets to Z to, square shell battery (15) X to both sides protrusion have flange (15-1), and then open respectively in Y to both ends of flange (15-1) has mounting hole (15-2), its characterized in that: comprises a base (8), a positioning bottom plate (6), an X-direction linear module (4) and a Y-direction linear module (2);

the positioning bottom plate (6) is arranged above the base (8) in a heightening manner, rectangular hollowed-out holes (10) are formed in the bottom surface of the positioning bottom plate (6) corresponding to the square shell battery (15), limiting supports (7) are respectively and adjustably connected to the four corners of the positioning bottom plate (6) corresponding to the hollowed-out holes (10) at fixed point positions, and limiting grooves (11) matched with the flange (15-1) and used for supporting the square shell battery (15) are formed in the limiting supports (7);

an X-direction push plate device is arranged above the positioning bottom plate (6), and is in pressure connection with the X-direction side surface of the square shell battery (15); the positioning bottom plate (6) is also provided with a Y-direction pushing plate device which is in pressure connection with the Y-direction side surface of the square shell battery (15) along the Y direction from the hollow hole (10);

the X-direction linear module (4) is positioned above the positioning bottom plate (6), the Y-direction linear module (2) is fixed on the sliding block of the X-direction linear module (4), the sliding block of the Y-direction linear module (2) is provided with a 2D camera (3), the shooting direction of the 2D camera (3) is directed downwards, the two ends of the lower part of the Y-direction linear module (2) corresponding to the sliding direction of the sliding block of the Y-direction linear module (2) are respectively provided with a first 3D camera (1), the first 3D cameras (1) at the two ends are respectively positioned at the two sides of the width direction of the square-shell battery (15), and the two first 3D cameras (1) are arranged in a split way and scan the length and the width of the square-shell battery (15) along with the movement of the sliding block of the X-direction linear module (4);

the base (8) on then be equipped with horizontal sharp module (12), horizontal sharp module (12) are located the below of fretwork hole (10) of locating bottom plate (6), the slider of horizontal sharp module (12) on be fixed with second 3D camera (13), the shooting direction of second 3D camera (13) be the lower bottom surface of square shell battery (15).

2. The square-case battery detection device according to claim 1, wherein: the base (8) on still be equipped with sprocket straight line module (14) along base (8) plane direction, the slider of sprocket straight line module (14) fixed with locating bottom plate (6), sprocket straight line module (14) drive locating bottom plate (6) and slide along base (8) surface.

3. The square-case battery detection device according to claim 1, wherein: the limiting support (7) is provided with a slotted hole, a bolt is arranged in the slotted hole, the positioning bottom plate (6) is provided with a positioning hole, and the limiting support (7) is connected with the positioning hole on the positioning bottom plate (6) in an adjustable mode through the bolt.

4. The square-case battery detection device according to claim 1, wherein: the X-direction pushing plate device comprises an X-direction electric push rod (9-2) and an X-direction pushing plate (9-1) which is connected with the output end of the X-direction electric push rod (9-2) in a transmission way, wherein the X-direction pushing plate (9-1) moves along the X-direction under the action of the X-direction electric push rod (9-2) and is in compression joint with the X-direction side surface of the square shell battery (15).

5. The square-case battery detection device according to claim 1, wherein: y to push pedal device including Y to electric putter (5-2) and transmission connection to Y to push pedal (5-1) at Y to electric putter (5-2) output, Y to electric putter (5-2) fix in locating bottom plate (6) below, Y to push pedal (5-1) be located fretwork hole (10) inscription and be close to Y to one side tip, Y to push pedal (5-1) along Y to motion and with the Y to side crimping of square shell battery (15) under Y to electric putter (5-2) effect.