Quality identification and detection device for automobile power battery shell

Abstract

The invention relates to the technical field of battery shell detection, and discloses an automobile power battery shell quality identification and detection device which comprises a conduction mechanism, a detection mechanism and a turnover mechanism, the detection mechanism is movably connected to the top of the conduction mechanism, and the turnover mechanism is fixedly connected to the top of the conduction mechanism. The detection mechanism comprises a size precision detection unit and a sealing performance detection unit. According to the automobile power battery shell quality identification and detection device, the size precision and sealing performance detection unit is fused, the shell quality is accurately controlled, the battery safety is guaranteed, the conduction mechanism automatically conducts the shell, the detection efficiency is improved, production is stable, multiple motors of the overturning mechanism cooperate, the shell is flexibly clamped, and displacement overturning of the shell between stations is assisted; the detection accuracy is ensured, accurate and comprehensive detection is realized, the production rhythm is guaranteed through efficient and automatic conduction, clamping and overturning are flexible, and the detection accuracy and reliability are improved.

Description

Technical Field

[0001] The invention relates to the technical field of battery shell detection, and in particular to a quality identification and detection device for an automobile power battery shell. Background Art

[0002] The automotive power battery shell quality identification and testing device is a device used to evaluate the quality of the battery shell. It uses a variety of testing methods, such as appearance defect detection, dimensional accuracy measurement, material composition and performance analysis, and sealing and impact resistance testing, to comprehensively check whether the shell meets the quality standards and ensure the safety and reliability of the automotive power battery.

[0003] The automobile power battery shell quality identification and detection device in the prior art has application number: 202321523655.8, which includes a horizontal bar, a skateboard is welded and fixed on the right side of the horizontal bar, and the upper and lower surfaces of the skateboard are provided with sliding grooves, and the left and right sides of the skateboard are provided with fixed blocks, and the fixed blocks and the skateboard are fixedly connected by snap-fit. Through the arrangement of structures such as sliders, sliding grooves, fixed blocks, and shock-absorbing seats, the sliders on both sides slide on the skateboard, and the left slider is close to the left surface of the automobile battery shell, and the right slider is close to the right surface of the automobile battery shell. In the process of close contact, the two sliders are connected by large springs and small springs, which greatly improves the buffering and shock-absorbing capacity between the sliders and the battery shell. The clamping device greatly improves the clamping effect.

[0004] However, the existing technology still has the following shortcomings: when the above-mentioned device is used, it improves the detection effect by using a convenient clamping method, but the automation efficiency of the above-mentioned device is poor when it is used. Therefore, when it is used, it affects the detection efficiency and is not convenient for identifying and detecting large quantities of automotive power battery casings. Summary of the invention

[0005] The purpose of the present invention is to provide a vehicle power battery casing quality identification and detection device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a vehicle power battery casing quality identification and detection device, comprising a conduction mechanism, a detection mechanism and a flipping mechanism, wherein the detection mechanism is movably connected to the top of the conduction mechanism, and the flipping mechanism is fixedly connected to the top of the conduction mechanism.

[0007] The detection mechanism comprises a dimensional accuracy detection unit and a sealing detection unit. The dimensional accuracy detection unit is fixedly connected to the top of the transmission mechanism, and the sealing detection unit is movably connected to the top of the transmission mechanism.

[0008] Preferably, the conduction mechanism consists of a support leg, a first carrier frame, a transmission assembly, a feed conveyor belt, a discharge conveyor belt, a second carrier frame and a waste conveyor belt. The first carrier frame is fixedly connected to the top of the support leg, the transmission assembly is fixedly connected to the bottom of the first carrier frame, the feed conveyor belt is movably connected to the top of the first carrier frame, the discharge conveyor belt is movably connected to the top of the first carrier frame, the second carrier frame is fixedly connected to the side of the first carrier frame, and the waste conveyor belt is movably connected to the inside of the second carrier frame, playing a major conduction role.

[0009] Preferably, the dimensional accuracy detection unit consists of a detection chassis, a connecting frame, a control panel, a detection platform, a laser ranging sensor assembly and a line laser scanner; the detection chassis is fixedly connected to the bottom of the first carrier frame, the connecting frame is fixedly connected to the side of the detection chassis, the control panel is fixedly connected to the surface of the connecting frame, the detection platform is fixedly connected to the top of the first carrier frame, the laser ranging sensor assembly is fixedly connected to the side wall of the detection platform, and the line laser scanner is fixedly connected to the top of the detection platform, so as to facilitate the judgment of whether the size of the outer shell is within the allowable tolerance range and to detect the size of the outer shell.

[0010] Preferably, the sealing detection unit is composed of an air compressor, a support frame, a cylinder, a telescopic rod, a pressure plate, an air hole and an air pipe, the air compressor is fixedly connected to the side of the first supporting frame, the support frame is fixedly connected to the top of the first supporting frame, the cylinder is fixedly connected to the top of the support frame, the telescopic rod is movably connected to the bottom of the support frame, the pressure plate is fixedly connected to the extended end of the telescopic rod, the air hole is opened at the bottom of the pressure plate, and the air pipe is fixedly connected between the pressure plate and the air compressor, so as to perform sealing detection on the battery casing.

[0011] Preferably, the flipping mechanism consists of a support, a support plate, a shaft seat, a first adjusting arm, a second adjusting arm, a shaft frame, an adjusting motor, a driving assembly, a rack plate, a clamping plate and a turntable, wherein the support is fixedly connected to the top of the first supporting frame, the support plate is fixedly connected to the top of the support, the shaft seat is fixedly connected to the top of the support plate, the first adjusting arm is rotatably connected to the top of the shaft seat, the second adjusting arm is rotatably connected to the side of the first adjusting arm, the shaft frame is rotatably connected to the side of the second adjusting arm, the adjusting motor is fixedly connected to the side of the first adjusting arm and the second adjusting arm, the driving assembly is fixedly connected to the bottom of the shaft frame, the rack plate is movably connected to the inside of the driving assembly, the clamping plate is fixedly connected to the side of the rack plate, and the turntable is rotatably connected to the inner side of the clamping plate, which plays a main role in clamping the battery shell, facilitating the displacement of the battery shell at different workstations, and assisting the flipping of the battery shell.

[0012] Preferably, a layer of rubber sealing pad is provided at the bottom of the pressing plate to press the battery casing, so that the opening of the battery casing can be sealed during air tightness testing.

[0013] Preferably, an air channel is provided inside the pressing plate, wherein the air channel is connected to the air hole and the air pipe, and plays a major role in guiding the air.

[0014] Preferably, the drive assembly is provided with output teeth inside, and meshes with the rack plate, so that the rack plate can be driven to move by the drive assembly to clamp the battery casing and drive the battery casing to operate in various mechanisms.

[0015] Preferably, the connecting end between the rotating shaft seat and the first adjusting arm, the connecting end between the first adjusting arm and the second adjusting arm, and the connecting end between the second adjusting arm and the rotating shaft frame are all provided with adjusting motors, so as to facilitate driving the first adjusting arm, the second adjusting arm and the rotating shaft frame to rotate and adjust with each other through the distributed adjusting motors.

[0016] Compared with the prior art, the present invention provides a vehicle power battery shell quality identification and detection device, which has the following beneficial effects: 1. The automotive power battery shell quality identification and testing device can accurately detect the key quality indicators of the automotive power battery shell through the coordinated work of the dimensional accuracy detection unit and the sealing detection unit. It can not only accurately measure the dimensional tolerance of the shell, but also effectively evaluate its sealing, ensuring that the shell quality meets high standards and guarantees the overall performance and safety of the battery.

[0017] 2. The automotive power battery shell quality identification and testing device can realize the orderly transportation and classification of battery shells in the testing process through the reasonable layout of the feed conveyor belt, discharge conveyor belt and waste conveyor belt through the conduction mechanism, reduce manual intervention, improve the testing efficiency and the degree of automation of the production line, reduce labor costs and improve the stability of the production rhythm.

[0018] 3. The automotive power battery shell quality identification and testing device can flexibly and accurately clamp the battery shell through the flipping mechanism with multi-joint design and multiple adjustment motors, and smoothly move and assist in flipping between different workstations to ensure that the shell has a stable posture and accurate position during the inspection process, which is convenient for each inspection unit to perform comprehensive and complete inspection operations, thereby improving the accuracy and reliability of the inspection. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor: Figure 1 This is a schematic diagram of the appearance structure of the present invention; Figure 2 For the present invention Figure 1 The enlarged structural diagram at A in the middle; Figure 3 It is a schematic diagram of the structure of the second carrier frame of the present invention; Figure 4 For the present invention Figure 3 The enlarged structural diagram at B in the middle; Figure 5 For the present invention Figure 3 The enlarged structural diagram at C in the middle; Figure 6 It is a schematic diagram of the bottom structure of the pressing plate of the present invention.

[0020] In the figure: 1. Conducting mechanism; 101. Support legs; 102. First carrier; 103. Transmission assembly; 104. Feeding conveyor belt; 105. Discharging conveyor belt; 106. Second carrier; 107. Waste conveyor belt; 2. Detection mechanism; 201. Detection chassis; 202. Connecting frame; 203. Control panel; 204. Detection table; 205. Laser distance sensor assembly; 206. Line laser scanner; 211. Air compressor; 212, support frame; 213, cylinder; 214, telescopic rod; 215, pressure plate; 216, air hole; 217, air pipe; 3, flip mechanism; 301, support; 302, support plate; 303, shaft seat; 304, first adjusting arm; 305, second adjusting arm; 306, shaft frame; 307, adjusting motor; 308, driving assembly; 309, rack plate; 310, clamping plate; 311, turntable. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] See also Figure 1-6 The present invention provides a technical solution: a vehicle power battery shell quality identification and detection device, including a conduction mechanism 1, a detection mechanism 2 and a flip mechanism 3, the detection mechanism 2 is movably connected to the top of the conduction mechanism 1, and the flip mechanism 3 is fixedly connected to the top of the conduction mechanism 1.

[0024] The detection mechanism 2 includes a dimensional accuracy detection unit and a sealing detection unit. The dimensional accuracy detection unit is fixedly connected to the top of the transmission mechanism 1 , and the sealing detection unit is movably connected to the top of the transmission mechanism 1 .

[0025] The conduction mechanism 1 is composed of a support leg 101, a first carrier frame 102, a transmission assembly 103, a feed conveyor belt 104, a discharge conveyor belt 105, a second carrier frame 106 and a waste conveyor belt 107. The first carrier frame 102 is fixedly connected to the top of the support leg 101, the transmission assembly 103 is fixedly connected to the bottom of the first carrier frame 102, the feed conveyor belt 104 is movably connected to the top of the first carrier frame 102, the discharge conveyor belt 105 is movably connected to the top of the first carrier frame 102, the second carrier frame 106 is fixedly connected to the side of the first carrier frame 102, and the waste conveyor belt 107 is movably connected to the inside of the second carrier frame 106, playing a major conduction role.

[0026] The size accuracy detection unit is composed of a detection chassis 201, a connecting frame 202, a control panel 203, a detection table 204, a laser distance sensor assembly 205 and a line laser scanner 206. The detection chassis 201 is fixedly connected to the bottom of the first carrier frame 102, the connecting frame 202 is fixedly connected to the side of the detection chassis 201, the control panel 203 is fixedly connected to the surface of the connecting frame 202, the detection table 204 is fixedly connected to the top of the first carrier frame 102, the laser distance sensor assembly 205 is fixedly connected to the side wall of the detection table 204, and the line laser scanner 206 is fixedly connected to the top of the detection table 204, so as to facilitate the judgment of whether the size of the shell is within the allowable tolerance range and to detect the size of the shell. The sealing detection unit is composed of an air compressor 211, a support frame 212, a cylinder 213, a telescopic rod 214, a pressure plate 215, and an air hole 216. The air compressor 211 is fixedly connected to the side of the first carrier frame 102, the support frame 212 is fixedly connected to the top of the first carrier frame 102, the cylinder 213 is fixedly connected to the top of the support frame 212, the telescopic rod 214 is movably connected to the bottom of the support frame 212, the pressing plate 215 is fixedly connected to the extended end of the telescopic rod 214, and a layer of rubber sealing gasket is provided at the bottom of the pressing plate 215 to press the battery shell, so that the opening of the battery shell can be sealed during the air tightness test. The interior of the pressing plate 215 is provided with an air channel, wherein the air channel is connected to the air hole 216 and the air pipe 217, which plays the main role of guiding air. The air hole 216 is opened at the bottom of the pressing plate 215, and the air pipe 217 is fixedly connected between the pressing plate 215 and the air compressor 211, so as to perform a sealing test on the battery shell.

[0027] The flip mechanism 3 is composed of a support 301, a support plate 302, a shaft seat 303, a first adjusting arm 304, a second adjusting arm 305, a shaft frame 306, an adjusting motor 307, a driving assembly 308, a rack plate 309, a clamping plate 310 and a turntable 311. The support 301 is fixedly connected to the top of the first carrier 102, the support plate 302 is fixedly connected to the top of the support 301, the shaft seat 303 is fixedly connected to the top of the support plate 302, the first adjusting arm 304 is rotatably connected to the top of the shaft seat 303, the second adjusting arm 305 is rotatably connected to the side of the first adjusting arm 304, the shaft frame 306 is rotatably connected to the side of the second adjusting arm 305, and the connecting end of the shaft seat 303 and the first adjusting arm 304, the connecting end of the first adjusting arm 304 and the second adjusting arm 305, and the connecting end of the second adjusting arm 305 and the shaft frame 306 are all provided with an adjusting motor 30 7, it is convenient to drive the first adjusting arm 304, the second adjusting arm 305 and the rotating shaft frame 306 to rotate and adjust each other through the distributed adjusting motor 307, the adjusting motor 307 is fixedly connected to the side of the first adjusting arm 304 and the second adjusting arm 305, the driving component 308 is fixedly connected to the bottom of the rotating shaft frame 306, the driving component 308 is provided with output teeth inside, and meshes with the rack plate 309, so that the rack plate 309 is driven to move by the driving component 308 to achieve the function of clamping the battery shell, and it is convenient to drive the battery shell to operate in various mechanisms, the rack plate 309 is movably connected to the inside of the driving component 308, the clamping plate 310 is fixedly connected to the side of the rack plate 309, and the turntable 311 is rotatably connected to the inner side of the clamping plate 310, which plays the main role of clamping the battery shell, facilitating the displacement of the battery shell at different stations, and assisting the battery shell to flip.

[0028] In actual operation, when this device is used, the battery shell is transferred to the inspection table 204 through the feed conveyor belt 104, and the laser ranging sensor component 205 and the line laser scanner 206 perform dimensional accuracy inspection on it, obtain the shell size data and compare it with the standard to determine whether it is qualified. After the inspection, the drive component 308 drives the rack plate 309 to make the clamping plate 310 clamp the shell, and the adjustment motor 307 drives the first adjustment arm 304, the second adjustment arm 305 and the rotating shaft frame 306 to rotate, and move the shell to the top of the sealing detection unit. The cylinder 213 pushes the telescopic rod 214 to press the pressure plate 215 downward, and the shell is sealed with the help of the rubber sealing pad, the air hole 216, the air pipe 217 and the air compressor 211. The air tightness is determined according to the change in air pressure, and the shell is output through the discharge conveyor belt 105 or the waste conveyor belt 107 after the inspection.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vehicle power battery housing quality identification and detection device, comprising a conducting mechanism (1), a detection mechanism (2) and a flipping mechanism (3), characterized in that: The detection mechanism (2) is movably connected to the top of the transmission mechanism (1), and the flip mechanism (3) is fixedly connected to the top of the transmission mechanism (1); The detection mechanism (2) comprises a dimensional accuracy detection unit and a sealing detection unit, the dimensional accuracy detection unit is fixedly connected to the top of the transmission mechanism (1), and the sealing detection unit is movably connected to the top of the transmission mechanism (1).

2. The vehicle power battery housing quality identification and detection device according to claim 1 is characterized in that: The transmission mechanism (1) is composed of a support leg (101), a first carrier frame (102), a transmission assembly (103), a feed conveyor belt (104), a discharge conveyor belt (105), a second carrier frame (106) and a waste conveyor belt (107), wherein the first carrier frame (102) is fixedly connected to the top of the support leg (101), the transmission assembly (103) is fixedly connected to the bottom of the first carrier frame (102), the feed conveyor belt (104) is movably connected to the top of the first carrier frame (102), the discharge conveyor belt (105) is movably connected to the top of the first carrier frame (102), the second carrier frame (106) is fixedly connected to the side of the first carrier frame (102), and the waste conveyor belt (107) is movably connected to the inside of the second carrier frame (106).

3. The automotive power battery housing quality identification and detection device according to claim 2 is characterized in that: The dimensional accuracy detection unit comprises a detection chassis (201), a connecting frame (202), a control panel (203), a detection platform (204), a laser distance sensor assembly (205) and a line laser scanner (206); the detection chassis (201) is fixedly connected to the bottom of the first carrier frame (102); the connecting frame (202) is fixedly connected to the side of the detection chassis (201); the control panel (203) is fixedly connected to the surface of the connecting frame (202); the detection platform (204) is fixedly connected to the top of the first carrier frame (102); the laser distance sensor assembly (205) is fixedly connected to the side wall of the detection platform (204); and the line laser scanner (206) is fixedly connected to the top of the detection platform (204).

4. The automotive power battery housing quality identification and detection device according to claim 3 is characterized in that: The sealing detection unit is composed of an air compressor (211), a support frame (212), a cylinder (213), a telescopic rod (214), a pressing plate (215), an air hole (216) and an air pipe (217); the air compressor (211) is fixedly connected to a side of the first support frame (102); the support frame (212) is fixedly connected to the top of the first support frame (102); the cylinder (213) is fixedly connected to the top of the support frame (212); the telescopic rod (214) is movably connected to the bottom of the support frame (212); the pressing plate (215) is fixedly connected to an extended end of the telescopic rod (214); the air hole (216) is opened at the bottom of the pressing plate (215); and the air pipe (217) is fixedly connected between the pressing plate (215) and the air compressor (211).

5. The automotive power battery housing quality identification and detection device according to claim 4 is characterized in that: The flip mechanism (3) is composed of a support (301), a support plate (302), a rotating shaft seat (303), a first adjusting arm (304), a second adjusting arm (305), a rotating shaft frame (306), an adjusting motor (307), a driving assembly (308), a rack plate (309), a clamping plate (310) and a rotating disk (311), wherein the support (301) is fixedly connected to the top of the first bearing frame (102), the support plate (302) is fixedly connected to the top of the support (301), the rotating shaft seat (303) is fixedly connected to the top of the support plate (302), and the first adjusting arm (304) is rotatably connected to the rotating shaft seat ( The top of the first adjusting arm (303) is connected to the top of the second adjusting arm (305), the second adjusting arm (305) is rotatably connected to the side of the first adjusting arm (304), the rotating shaft frame (306) is rotatably connected to the side of the second adjusting arm (305), the adjusting motor (307) is fixedly connected to the sides of the first adjusting arm (304) and the second adjusting arm (305), the driving assembly (308) is fixedly connected to the bottom of the rotating shaft frame (306), the rack plate (309) is movably connected to the inside of the driving assembly (308), the clamping plate (310) is fixedly connected to the side of the rack plate (309), and the rotating disk (311) is rotatably connected to the inner side of the clamping plate (310).

6. The automotive power battery housing quality identification and detection device according to claim 5 is characterized in that: A layer of rubber sealing pad is provided at the bottom of the pressing plate (215).

7. The automotive power battery housing quality identification and detection device according to claim 6 is characterized in that: An air channel is provided inside the pressing plate (215), wherein the air channel is connected to the air hole (216) and the air pipe (217).

8. The automotive power battery housing quality identification and detection device according to claim 7 is characterized in that: The driving assembly (308) is provided with output teeth inside, and is meshed with the rack plate (309).

9. The automotive power battery housing quality identification and detection device according to claim 8, characterized in that: The connecting end between the rotating shaft seat (303) and the first adjusting arm (304), the connecting end between the first adjusting arm (304) and the second adjusting arm (305), and the connecting end between the second adjusting arm (305) and the rotating shaft frame (306) are all provided with an adjusting motor (307).

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