Battery shell compression resistance detection assembly line

Abstract

The invention discloses a battery shell compression resistance detection assembly line, and belongs to the field of battery production, the battery shell compression resistance detection assembly line comprises a main conveyor and an auxiliary conveyor, the auxiliary conveyor and the main conveyor are vertically distributed, and the auxiliary conveyor and the main conveyor are attached to each other; the two material distribution pieces, the lifting mechanism and the detection piece are arranged on the outer wall of the main conveyor from right to left; a driving mechanism is arranged in the lifting mechanism, and a plurality of extrusion pieces are arranged on the outer wall of the driving mechanism. According to the compression resistance detection assembly line for the battery shells, ordered material distribution of the battery shells is achieved through the material distribution piece and the power mechanism, and single processing of detection is guaranteed; through cooperation of the lifting mechanism, the driving mechanism and the extrusion piece, accurate compression resistance detection of battery shells of different sizes is achieved, and the adaptability is high; accurate detection of damage is realized through ultrasonic flaw detection of the detection piece; and the pushing shaft and the auxiliary conveyor realize automation of defective sorting, assembly line automatic detection is integrally realized, the detection efficiency and precision are remarkably improved, and the quality control requirement of large-scale production of batteries is met.

Description

TECHNICAL FIELD

[0001] The present application belongs to the field of battery production, and particularly relates to a battery shell compression resistance detection assembly line. BACKGROUND

[0002] In the field of battery production, the compression resistance of the battery shell is a key indicator to ensure the safety and service life of the battery.

[0003] The traditional battery shell compression resistance detection is mostly detected manually or by a single machine, which has the problems of low detection efficiency, insufficient detection accuracy, and inability to realize automatic detection of the assembly line. Manual detection is time-consuming and labor-intensive, and is easily affected by human factors, resulting in inaccurate detection results. Single machine detection cannot be connected to the production assembly line, and cannot meet the detection needs of large-scale production. To solve the above problems, a battery shell compression resistance detection assembly line is provided. SUMMARY

[0004] In view of one or more of the above defects or improvement needs of the prior art, the present application provides a battery shell compression resistance detection assembly line, which aims to solve the problems of low efficiency, insufficient accuracy and inability to automatically detect the assembly line of the traditional detection method, and to realize automatic assembly line detection, efficient material distribution, accurate compression resistance detection and defective sorting, thereby improving the efficiency and accuracy of battery shell compression resistance detection.

[0005] To achieve the above-mentioned purpose, the present application provides a battery shell compression resistance detection assembly line, which comprises a main conveyor and a sub-conveyor, and the sub-conveyor is vertically distributed with the main conveyor and is attached to the main conveyor. Two material distribution parts, a lifting mechanism and a detection part are arranged from right to left on the outer wall of the main conveyor; the lifting mechanism is internally provided with a driving mechanism, and the outer wall of the driving mechanism is provided with a plurality of extrusion parts; A power mechanism is arranged at the bottom of the main conveyor and connected with the two material distribution parts; A push shaft is arranged on the back of the main conveyor and in an opposite position with the sub-conveyor, and a push plate is arranged on the output end of the push shaft; A plurality of sensors are arranged on the edge of the main conveyor and located on the right side of the material distribution part, the lifting mechanism, the detection part and the push shaft, respectively; The power mechanism is used to provide power for the two material distribution parts; the two material distribution parts are used to drive the battery shells one by one; the lifting mechanism is used to drive the driving mechanism and the extrusion parts to extend into the battery shell; the driving mechanism is used to drive the extrusion parts to expand, thereby completing the compression resistance side view of the battery shell; the detection part is used to detect the tested battery shell; the push shaft is used to push the defective battery shell to the sub-conveyor; the main conveyor is used to convey the battery shells to be detected, and make them pass through the material distribution part, the lifting mechanism and the detection part in turn, and convey the intact battery shells; and the sub-conveyor is used to convey the defective battery shells.

[0006] Further, the distributing piece comprises a shaft sleeve arranged on the side wall of the main conveyor, a rotating shaft penetrating through the shaft sleeve, a bevel gear I arranged at the bottom end of the rotating shaft, and a cross-shaped distributing frame arranged at the top end of the rotating shaft.

[0007] Further, the lifting mechanism comprises a support frame arranged on the main conveyor, a fixing frame arranged at the top of the support frame, a threaded rod I rotatably arranged at the top of the support frame and penetrating through the fixing frame, a servo motor I arranged at the top of the fixing frame, two limiting rods respectively arranged in the fixing frame, a lifting plate sleeved on the outer wall of the threaded rod I and the limiting rods, the lifting plate being threadedly connected with the threaded rod I and being in sliding fit with the limiting rods, and a connecting plate arranged at the bottom of the lifting plate and slidably penetrating through the support frame.

[0008] Further, the detecting piece comprises a mounting frame arranged on the main conveyor, a servo motor II arranged at the top of the mounting frame and having an output end penetrating through the mounting frame, a connecting frame arranged on the output end of the servo motor II, the connecting frame being a U-shaped plate-shaped mechanism, and a plurality of ultrasonic flaw detectors arranged on the two side walls in the inner cavity of the connecting frame.

[0009] Further, the driving mechanism comprises a cladding frame arranged at the bottom of the connecting plate, a bearing frame arranged at the bottom of the cladding frame, a threaded rod II rotatably arranged in the bearing frame, a servo motor III arranged at the top of the bearing frame and having an output end penetrating through the bearing frame and being connected with the threaded rod II, a lifting ring threadedly sleeved on the outer wall of the threaded rod II, and a plurality of hinged seats I arranged on the lifting ring and slidably penetrating through the bearing frame.

[0010] Further, the extruding piece comprises a support plate arranged at the lower part of the outer wall of the bearing frame, a sleeve frame slidably arranged at the top of the support plate, an extension plate having one end slidably inserted into the inner sleeve frame, a top frame arranged at the other end of the extension plate, a hinged seat II arranged on the outer wall of the sleeve frame, the hinged seat II being hinged with the hinged seat I through a connecting rod, and a fixed screw threadedly penetrating through the outer wall of the sleeve frame and abutting against the outer wall of the extension plate.

[0011] Further, the power mechanism comprises a double-head motor arranged at the bottom of the main conveyor, two driving rods respectively arranged on the two output ends of the double-head motor, and two bevel gears II respectively arranged on the opposite sides of the two driving rods and being engaged with the adjacent bevel gear I.

[0012] Further, a sliding groove is formed in the support plate, and the bottom of the sleeve frame is provided with a limiting shaft which can slide in the sliding groove.

[0013] Further, the top edges of the main conveyor and the auxiliary conveyor are respectively provided with limiting frames, and the limiting frame on the main conveyor is disconnected at the position opposite to the auxiliary conveyor.

[0014] Overall, the above technical scheme conceived by the present application has the following beneficial effects compared with the prior art. The battery shell compression resistance detection pipeline of the application realizes the orderly distribution of battery shells through the distribution piece and the power mechanism, ensures the single processing of detection, realizes the accurate compression resistance detection of battery shells of different sizes through the cooperation of the lifting mechanism, the driving mechanism and the extrusion piece, has strong adaptability, realizes the accurate detection of damage through the ultrasonic flaw detection of the detection piece, realizes the automation of defective sorting through the pushing shaft and the auxiliary conveyor, realizes the overall automatic detection of the pipeline, significantly improves the detection efficiency and accuracy, and meets the quality control requirements of large-scale battery production. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the application; Figure 2 It is a structural schematic diagram of the distribution piece of the application; Figure 3 It is a structural schematic diagram of the lifting mechanism of the application; Figure 4 It is a structural schematic diagram of the detection piece of the application; Figure 5 It is a structural schematic diagram of the driving mechanism of the application; Figure 6 It is a structural schematic diagram of the structural limiting shaft of the application.

[0016] In all the drawings, the same reference signs represent the same technical features, specifically: 1, main conveyor; 2, auxiliary conveyor; 3, distribution piece; 31, shaft sleeve; 32, rotating rod; 33, bevel gear one; 34, cross distribution rack; 4, lifting mechanism; 41, support frame; 42, fixed frame; 43, threaded rod one; 44, servo motor one; 45, limiting rod; 46, lifting plate; 47, connecting plate; 5, detection piece; 51, mounting frame; 52, servo motor two; 53, connecting frame; 54, ultrasonic flaw detector; 6, driving mechanism; 61, cladding frame; 62, bearing frame; 63, threaded rod two; 64, servo motor three; 65, lifting ring; 66, hinged seat one; 7, extrusion piece; 71, support plate; 72, sleeve frame; 73, extension plate; 74, top frame; 75, hinged seat two; 76, connecting rod; 77, fixed screw; 8, power mechanism; 81, double-head motor; 82, driving rod; 83, bevel gear two; 9, pushing shaft; 10, push plate; 11, passing sensor; 12, sliding chute; 13, limiting shaft; 14, limiting frame. DETAILED DESCRIPTION

[0017] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0018] Please refer to Figures 1-6 The present application provides a battery shell compression detection pipeline, which comprises a main conveyor 1 and a sub-conveyor 2, the sub-conveyor 2 is vertically distributed with the main conveyor 1 and the two are attached to each other. Two distribution parts 3, a lifting mechanism 4 and a detection part 5 are arranged from right to left on the outer wall of the main conveyor 1; the lifting mechanism 4 is internally provided with a driving mechanism 6, and the outer wall of the driving mechanism 6 is provided with a plurality of extrusion parts 7; A power mechanism 8 is arranged at the bottom of the main conveyor 1 and connected with the two distribution parts 3; A push shaft 9 is arranged at the back of the main conveyor 1 and in a relative position with the sub-conveyor 2, and a push plate 10 is arranged on the output end of the push shaft 9; A plurality of sensors 11 are arranged at the edge of the main conveyor 1 and respectively located at the right side of the distribution part 3, the lifting mechanism 4, the detection part 5 and the push shaft 9, for detecting the position of the battery shell and realizing accurate action control of each mechanism; The power mechanism 8 is used for providing power for the two distribution parts 3; the two distribution parts 3 are used for driving the battery shells one by one; the lifting mechanism 4 is used for driving the driving mechanism 6 and the extrusion part 7 to extend into the battery shell; the driving mechanism 6 is used for driving the extrusion part 7 to expand to complete the compression side view of the battery shell; the detection part 5 is used for detecting the battery shell after testing; the push shaft 9 is used for pushing the defective battery shell to the sub-conveyor 2; the main conveyor 1 is used for conveying the battery shells to be detected and making them pass through the distribution part 3, the lifting mechanism 4 and the detection part 5 in turn, and conveying the intact battery shells; the sub-conveyor 2 is used for conveying the defective battery shells.

[0019] Specifically, referring to Figure 2 The distribution part 3 comprises a shaft sleeve 31 arranged on the side wall of the main conveyor 1, which provides rotating support for a rotating rod 32; the rotating rod 32 rotatably penetrates the shaft sleeve 31 and is a core component of power transmission; a bevel gear one 33 arranged at the bottom end of the rotating rod 32 is engaged with a bevel gear two 83 of the power mechanism 8 to realize power transmission; a cross distribution frame 34 arranged at the top end of the rotating rod 32 separates the battery shells one by one through rotation, ensuring the orderliness of subsequent detection.

[0020] Specifically, referring to Figure 3The lifting mechanism 4 comprises a support frame 41 arranged on the main conveyor 1 to provide mounting support for the whole mechanism, a fixed frame 42 arranged on the top of the support frame 41, a threaded rod 43 rotatably arranged on the top of the support frame 41 and rotatably penetrating through the fixed frame 42, a servo motor 44 arranged on the top of the fixed frame 42 to provide power for the rotation of the threaded rod 43, two limiting rods 45 arranged in the fixed frame 42 to provide guidance for the lifting of the lifting plate 46, the lifting plate 46 sleeved on the outer wall of the threaded rod 43 and the limiting rod 45, threaded connected with the threaded rod 43 and slidingly matched with the limiting rod 45, and lifted through the rotation of the threaded rod 43, and a connecting plate 47 arranged on the bottom of the lifting plate 46 and slidably penetrating through the support frame 41 to connect the driving mechanism 6 and lift the driving mechanism 6.

[0021] Specifically, referring to Figure 4 The detection piece 5 comprises a mounting frame 51 arranged on the main conveyor 1, a servo motor 52 arranged on the top of the mounting frame 51 and having an output end penetrating through the mounting frame 51, a connecting frame 53 arranged on the output end of the servo motor 52, the connecting frame 53 being a U-shaped plate-shaped mechanism, and a plurality of ultrasonic flaw detectors 54 arranged on the two side walls in the inner cavity of the connecting frame 53 to detect internal damage of the battery shell through ultrasonic waves and realize accurate detection.

[0022] Specifically, referring to Figure 5 The driving mechanism 6 comprises a cladding frame 61 arranged on the bottom of the connecting plate 47, a bearing frame 62 arranged on the bottom of the cladding frame 61, a threaded rod 63 rotatably arranged in the bearing frame 62, a servo motor 64 arranged on the top of the bearing frame 62 and having an output end penetrating through the bearing frame 62 and connected with the threaded rod 63 to provide power for the rotation of the threaded rod 63, a lifting ring 65 threaded sleeved on the outer wall of the threaded rod 63 to be lifted through the rotation of the threaded rod 63, and a plurality of hinged seats 66 arranged on the lifting ring 65 and slidably penetrating through the bearing frame 62 to connect the connecting rods 76 of the extrusion piece 7.

[0023] Specifically, referring to Figures 5-6The extrusion piece 7 comprises a support plate 71 arranged at the lower part of the outer wall of the bearing frame 62, a sliding groove 12 is formed in the support plate 71; a sleeve frame 72 is slidably arranged at the top of the support plate 71, a limiting shaft 13 is arranged at the bottom of the sleeve frame 72 and can slide in the sliding groove 12, so as to ensure the linearity of the sliding of the sleeve frame 72; an extension plate 73 is slidably inserted into the sleeve frame 72; a top frame 74 is arranged at the other end of the extension plate 73 and is used for extruding the battery shell; a hinge seat two 75 is arranged on the outer wall of the sleeve frame 72; the hinge seat two 75 is hingedly connected with the hinge seat one 66 through a connecting rod 76, so as to realize the linkage between the lifting of the lifting ring 65 and the sliding of the sleeve frame 72; a fixing screw 77 is screwed through the outer wall of the sleeve frame 72 and abuts against the outer wall of the extension plate 73, so as to fix the position of the extension plate 73; before use, the insertion depth between the sleeve frame 72 and the extension plate 73 can be adjusted, and the initial position of the top frame 74 is adjusted at the same time, so as to adapt to battery shells of different sizes.

[0024] Specifically, referring to Figure 2 The power mechanism 8 comprises a double-head motor 81 arranged at the bottom of the main conveyor 1; two drive rods 82 are respectively arranged at the two output ends of the double-head motor 81; two bevel gears two 83 are respectively arranged at the sides away from the two drive rods 82 and are in mesh with the adjacent bevel gears one 33, so as to realize the transmission of the power of the double-head motor 81 to the distributing piece 3.

[0025] Specifically, referring to Figure 1 The edges of the top parts of the main conveyor 1 and the auxiliary conveyor 2 are respectively provided with limiting frames 14, the limiting frames 14 on the main conveyor 1 are disconnected at positions opposite to the auxiliary conveyor 2, so as to ensure that the defective battery shells can be smoothly pushed into the auxiliary conveyor 2.

[0026] Working principle Distributing process: the double-head motor 81 of the power mechanism 8 is started, the double-head motor 81 drives the drive rods 82 to rotate, the drive rods 82 drive the bevel gears two 83 to rotate, the bevel gears two 83 drive the bevel gears one 33 to rotate, the bevel gears one 33 drive the rotating rods 32 to rotate, and the rotating rods 32 drive the cross distributing frames 34 to rotate; the battery shells to be detected are conveyed on the main conveyor 1 and are separated one by one when passing through the cross distributing frames 34, so as to realize orderly distribution and ensure the subsequent detection of single processing; The anti-pressure detection process: when the battery shell reaches below the lifting mechanism 4 is detected by the sensor 11, the servo motor one 44 of the lifting mechanism 4 is started, the threaded rod one 43 is rotated by the servo motor one 44, the threaded rod one 43 drives the lifting plate 46 to slide down along the limiting rod 45, the lifting plate 46 drives the connecting plate 47 and the driving mechanism 6 to move down, so that the extrusion piece 7 extends into the battery shell; then the servo motor three 64 of the driving mechanism 6 is started, the threaded rod two 63 is rotated by the servo motor three 64, the threaded rod two 63 drives the lifting ring 65 to move up, the lifting ring 65 drives the hinged seat two 75 to move through the hinged seat one 66 and the connecting rod 76, so that the sleeve frame 72 slides along the sliding groove 12 of the support plate 71, the sleeve frame 72 drives the extension plate 73 and the top frame 74 to extrude the inner wall of the battery shell, and the anti-pressure detection is realized; for battery shells of different sizes, the depth of the extension plate 73 inserted into the sleeve frame 72 can be adjusted, and then the initial position of the top frame 74 is adjusted, and then the fixing screw 77 is tightened to fix, so as to adapt to different size requirements; The damage detection process: after the anti-pressure detection, the battery shell continues to be conveyed on the main conveyor 1, when it reaches below the detection piece 5 is detected by the sensor 11, the servo motor two 52 of the detection piece 5 is started, the connecting frame 53 is rotated by the servo motor two 52, so that the ultrasonic detector 54 detects the battery shell in all directions, and judges whether the battery shell is damaged due to the anti-pressure detection; The defective sorting process: if the detection piece 5 detects that the battery shell is defective, when it reaches the push shaft 9 is detected by the sensor 11, the push plate 10 pushes the defective battery shell into the auxiliary conveyor 2, which is conveyed to the defective processing area by the auxiliary conveyor 2; the perfect battery shell is continuously conveyed by the main conveyor 1 to the subsequent process.

[0027] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A battery case crush detection pipeline, comprising: It includes main conveyor (1) and vice conveyor (2), vice conveyor (2) is perpendicular to main conveyor (1) and the two are attached to each other; Two distribution parts (3), lifting mechanism (4) and detection part (5) are respectively arranged from right to left on the outer wall of main conveyor (1); driving mechanism (6) is arranged in the lifting mechanism (4); a plurality of extrusion parts (7) are arranged on the outer wall of driving mechanism (6); Power mechanism (8) is arranged at the bottom of main conveyor (1) and connected with two distribution parts (3); Push shaft (9) is arranged on the back of main conveyor (1) and in opposite position with vice conveyor (2), and push plate (10) is arranged on the output end of push shaft (9); A plurality of sensors (11) are arranged on the edge of main conveyor (1) and respectively located on the right side of distribution part (3), lifting mechanism (4), detection part (5) and push shaft (9); Power mechanism (8) is used for providing power for two distribution parts (3); two distribution parts (3) are used for driving battery shell one by one; lifting mechanism (4) is used for driving driving mechanism (6) and extrusion part (7) to extend into battery shell; driving mechanism (6) is used for driving extrusion part (7) to expand to complete the compression side of battery shell; detection part (5) is used for detecting the battery shell after testing; push shaft (9) is used for pushing the defective battery shell to vice conveyor (2); main conveyor (1) is used for conveying the battery shell to be detected and making it pass through distribution part (3), lifting mechanism (4) and detection part (5) in turn, and conveying the intact battery shell; vice conveyor (2) is used for conveying the defective battery shell.

2. The battery case crush detection pipeline of claim 1, wherein, Distribution part (3) includes shaft sleeve (31) arranged on the side wall of main conveyor (1); rotating shaft (32) rotatably penetrating shaft sleeve (31); bevel gear one (33) arranged at the bottom end of rotating shaft (32); cross distribution frame (34) arranged at the top end of rotating shaft (32).

3. The battery case crush detection pipeline of claim 1, wherein, Lifting mechanism (4) includes support frame (41) arranged on main conveyor (1); fixed frame (42) arranged on the top of support frame (41); screw rod one (43) rotatably arranged on the top of support frame (41) and rotatably penetrating fixed frame (42); servo motor one (44) arranged on the top of fixed frame (42); two limit rods (45) arranged in fixed frame (42); lifting plate (46) sleeved on the outer wall of screw rod one (43) and limit rod (45), lifting plate (46) is in threaded connection with screw rod one (43) and in sliding fit with limit rod (45); connecting plate (47) arranged on the bottom of lifting plate (46) and slidably penetrating support frame (41).

4. The battery case crush detection pipeline of claim 1, wherein, Detection part (5) includes mounting bracket (51) arranged on main conveyor (1); servo motor two (52) arranged on the top of mounting bracket (51) and penetrating mounting bracket (51) at the output end; connecting bracket (53) arranged on the output end of servo motor two (52), connecting bracket (53) is U-shaped plate mechanism; a plurality of ultrasonic flaw detectors (54) are arranged on the two side walls of the inner cavity of connecting bracket (53).

5. The battery case crush detection pipeline of claim 3, wherein, The driving mechanism (6) comprises a cladding frame (61) arranged at the bottom of the connecting plate (47), a bearing frame (62) arranged at the bottom of the cladding frame (61), a threaded rod two (63) rotatably arranged in the bearing frame (62), a servo motor three (64) arranged at the top of the bearing frame (62) and having an output end penetrating through the bearing frame (62) and connected with the threaded rod two (63), a lifting ring (65) threadedly sleeved on the outer wall of the threaded rod two (63), and a plurality of hinged seats one (66) arranged on the lifting ring (65) and slidably penetrating through the bearing frame (62).

6. The battery case crush detection pipeline of claim 5, wherein, The extruding piece (7) comprises a support plate (71) arranged at the lower part of the outer wall of the bearing frame (62), a sleeve frame (72) slidably arranged at the top of the support plate (71), an extension plate (73) with one end slidably inserted into the sleeve frame (72), a top frame (74) arranged at the other end of the extension plate (73), a hinged seat two (75) arranged on the outer wall of the sleeve frame (72), and a connecting rod (76) hingedly connecting the hinged seat two (75) and the hinged seat one (66).

7. The battery case crush detection pipeline of claim 2, wherein, The power mechanism (8) comprises a double-head motor (81) arranged at the bottom of the main conveyor (1), two driving rods (82) respectively arranged at the two output ends of the double-head motor (81), and two bevel gears two (83) respectively arranged at the opposite sides of the two driving rods (82) and engaged with the adjacent bevel gears one (33).

8. The battery case crush detection pipeline of claim 6, wherein, The support plate (71) is provided with a sliding groove (12), and the sleeve frame (72) is provided with a limiting shaft (13) which can slide in the sliding groove (12).

9. The battery case crush detection pipeline of claim 1, wherein, The top edges of the main conveyor (1) and the auxiliary conveyor (2) are respectively provided with limiting frames (14), and the limiting frame (14) on the main conveyor (1) is disconnected at the position opposite to the auxiliary conveyor (2).

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