Cylindrical lithium battery finished product packaging size detection device

Abstract

The utility model discloses a cylindrical lithium battery finished product packaging size detection device, which belongs to the technical field of cylindrical lithium battery production and comprises a bottom plate, a frame body is mounted at the top of the bottom plate, a first push-pull cylinder is mounted on the left side of the frame body, a width detection assembly is arranged at the output end of the first push-pull cylinder, and a second push-pull cylinder is mounted at the right end of the top of the frame body. A length detection assembly is arranged at the bottom of the second push-pull cylinder, a bearing seat is installed in the middle of the top of the bottom plate, a rotating rod is rotationally connected to the top of the bearing seat, and a driving assembly for driving the rotating rod to rotate is arranged in the bearing seat. Through cooperative arrangement of the bearing seat, the rotating rod and the driving assembly, the rotating disc is conveniently driven to rotate, the width of a lithium battery is detected through the width detection assembly, the length of the lithium battery is detected through the length detection assembly, and meanwhile the lithium battery is pushed to fall into a waste collecting bin or a finished product collecting bin through the material pushing assembly. The device can realize continuous detection, and the detection efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cylindrical lithium battery production, especially to a cylindrical lithium battery finished product packing size detection device. BACKGROUND

[0002] Cylindrical lithium battery is a kind of battery with lithium metal or lithium alloy as negative electrode material and using non-aqueous electrolyte solution. Due to the very active chemical properties of lithium metal, the processing, preservation and use of lithium metal require very high environmental requirements. With the development of science and technology, lithium battery has become mainstream and is widely used in daily life. In the production process of cylindrical lithium battery, the width and length of the cylindrical lithium battery need to be detected to ensure that the size of the produced cylindrical lithium battery meets the model requirements.

[0003] Patent No. CN213179760U discloses a size detection device for lithium battery, which comprises a bottom plate, a support rod arranged at the top end of the bottom plate, a horizontal rod arranged at the top end of the support rod, a sliding rod, a sliding block arranged at the rear end of the sliding rod, a sliding rail opened at the front end of the horizontal rod, a sliding block and a sliding rail in sliding cooperation, two adjusting rods arranged at the upper side of the sliding rod, two upper and lower through holes opened at the top end of the sliding rod, two rotating rings arranged at the top end of the sliding rod, an outer thread structure at the circumferential exterior of the two adjusting rods, an inner thread structure at the circumferential interior of each rotating ring, screwing cooperation between each adjusting rod and each rotating ring, the bottom end of the two adjusting rods extending to the lower side of the sliding plate through the two rotating rings and the two through holes, and the bottom end of the two adjusting rods fixedly connected by a fixing plate. The device can conveniently detect the length and width of the lithium battery at the same time, reducing time waste. However, the device needs to be stopped after measurement to take out the cylindrical lithium battery from the device, and then the cylindrical lithium battery to be detected needs to be re-fed to the device, which consumes a lot of time and reduces the detection efficiency of the device, which is not conducive to improving the production efficiency. UTILITY MODEL CONTENTS

[0004] To improve the problem of the above-mentioned device needing to be stopped after measurement to take out the cylindrical lithium battery from the device, and then the cylindrical lithium battery to be detected needing to be re-fed to the device, which consumes a lot of time and reduces the detection efficiency of the device, which is not conducive to improving the production efficiency, the utility model provides a cylindrical lithium battery finished product packing size detection device.

[0005] The utility model provides a cylindrical lithium battery finished product packing size detection device, which adopts the following technical scheme:

[0006] The utility model provides a cylindrical lithium battery finished product packing size detection device, including the bottom plate, the top of bottom plate is installed with the frame body, the left side of frame body is installed with first push -and -pull cylinder, the output of first push -and -pull cylinder is provided with width detection subassembly, the right end of frame body top is installed with second push -and -pull cylinder, the bottom of second push -and -pull cylinder is provided with length detection subassembly, the middle part of bottom plate top is installed with bearing seat, the top of bearing seat is rotatably connected with the rotation bar, the inside of bearing seat is provided with the drive assembly of drive rotation bar rotation, the top of rotation bar is fixed with the turntable, a plurality of positioning subassembly are provided at the edge of turntable top, the both ends of turntable top are provided with push material subassembly, the both ends of bottom plate top place waste collection storehouse and finished product collection storehouse respectively, and waste collection storehouse and finished product collection storehouse are all located below the turntable.

[0007] Through the above technical scheme, the cylindrical lithium battery is clamped and fixed by the positioning assembly, the rotation bar is driven to rotate by the drive assembly, the rotation bar drives the rotation of the turntable, the rotation of the turntable drives the rotation of the lithium battery, when the lithium battery rotates to the leftmost side, the width detection assembly is driven to move towards the lithium battery by the first push-pull cylinder, so that the width of the lithium battery can be detected by the width detection assembly, if it is qualified, the lithium battery is continuously rotated by the drive assembly, if it is not qualified, the lithium battery is pushed into the inside of the waste collection storehouse by the push material assembly, when the lithium battery rotates to the rightmost side, the length detection assembly is driven to move downward by the second push-pull cylinder, so that the length of the lithium battery can be detected by the length detection assembly, the qualified lithium battery is finally pushed into the inside of the finished product collection storehouse by the push material assembly, the device can realize continuous detection, and the detection efficiency is improved.

[0008] Optionally, the width detection assembly comprises a first mounting seat installed on the output end of the first push-pull cylinder, a first bidirectional threaded column rotatably connected inside the first mounting seat, a first servo motor installed on the top of the first mounting seat for driving the first bidirectional threaded column to rotate, first threaded sleeves screwed on both ends of the outer wall of the first bidirectional threaded column, first sliding blocks connected to the left side of the two first threaded sleeves, first sliding grooves formed in the inner side of the first mounting seat for sliding cooperation with the first sliding blocks, first measuring plates installed on the right side of the two first threaded sleeves, and first laser distance measuring sensors installed on the side of the two first measuring plates away from the center of the first mounting seat.

[0009] By adopting the above technical scheme, when the first servo motor works, the first bidirectional threaded column is driven to rotate, under the sliding cooperation of the first sliding block and the first sliding slot, the first bidirectional threaded column drives the two groups of first threaded sleeves to move and approach each other, the first threaded sleeve drives the first measuring plate to move, until the two groups of first measuring plates are connected with the top and the bottom of the lithium battery respectively, and the distance between the first laser ranging sensor and the inner wall of the first mounting seat is detected, so that whether the width of the lithium battery is qualified can be detected.

[0010] Optionally, the length detection assembly comprises a second mounting seat, the second mounting seat is installed at the bottom of the second push-pull cylinder, a second bidirectional threaded column is rotatably connected to the inside of the second mounting seat, a second servo motor for driving the second bidirectional threaded column to rotate is installed on the right side of the second mounting seat, second threaded sleeves are screwed on both ends of the outer wall of the second bidirectional threaded column, second sliding blocks are connected to the top of the two groups of second threaded sleeves, a second sliding slot is formed in the inner top wall of the second mounting seat and is in sliding cooperation with the second sliding block, second measuring plates are installed at the bottom of the two groups of second threaded sleeves, and second laser ranging sensors are installed on the side of the two groups of second measuring plates away from the center of the second mounting seat.

[0011] By adopting the above technical scheme, when the second servo motor works, the second bidirectional threaded column is driven to rotate, under the sliding cooperation of the second sliding block and the second sliding slot, the second bidirectional threaded column drives the two groups of second threaded sleeves to move and approach each other, the second threaded sleeve drives the second measuring plate to move when the second threaded sleeve moves, until the two groups of second measuring plates are connected with the left and right sides of the lithium battery respectively, at this time, the distance between the second laser ranging sensor and the inner wall of the second mounting seat is detected, so that whether the length of the lithium battery is qualified can be detected.

[0012] Optionally, a guide rod is connected between the first mounting seat, the second mounting seat and the frame body, one end of the guide rod away from the first mounting seat and the second mounting seat extends out of the frame body, and a guide hole matched with the guide rod is formed in the surface of the frame body.

[0013] By adopting the above technical scheme, when the first mounting seat and the second mounting seat move, the guide rod slides in the guide hole, so that the first mounting seat and the second mounting seat are more stable during movement.

[0014] Optionally, the driving assembly comprises a stepping motor, the stepping motor is installed on the inner bottom wall of the bearing seat, a second driving rod is installed on the power output end of the stepping motor, a second driving gear is installed on the top of the second driving rod, a first driving gear is meshedly connected to the left side of the second driving gear, a first driving rod is sleeved on the middle part of the first driving gear, the top of the first driving rod is fixedly connected with the bottom of the rotating rod, and the bottom of the first driving rod is rotatably connected with the inner bottom wall of the bearing seat.

[0015] By adopting the technical scheme, the second driving rod drives the second driving gear to rotate when the stepping motor starts, the second driving gear drives the first driving gear to rotate, and the first driving gear drives the first driving rod to rotate, thereby driving the rotating rod to rotate and further driving the rotating disc to rotate.

[0016] Optionally, a sliding assembly is arranged between the rotating disc and the bearing seat, the sliding assembly comprises two groups of annular sliding rails, the two groups of annular sliding rails are respectively arranged at two ends of the bottom of the rotating disc, and the top of the bearing seat is provided with a sliding plate, and the sliding plate is in sliding connection with the annular sliding rails.

[0017] By adopting the technical scheme, the sliding plate can slide in the annular sliding rails when the rotating disc rotates, so that the rotating disc rotates more stably.

[0018] Optionally, the positioning assembly comprises four groups of supporting plates, the four groups of supporting plates are respectively arranged at edges of the top of the rotating disc, both ends of the top of the supporting plate are provided with a fixed plate, one side of the fixed plate close to the center of the supporting plate is provided with a third push-pull cylinder, and one end of the third push-pull cylinder away from the fixed plate is provided with a positioning plate.

[0019] By adopting the technical scheme, the third push-pull cylinder is extended and retracted to drive the positioning plate to move, so that the cylindrical lithium battery can be clamped and fixed by the two positioning plates, and the stability of the lithium battery during detection is improved.

[0020] Optionally, one end of the positioning plate away from the third push-pull cylinder is connected with a rubber pad.

[0021] By adopting the technical scheme, the friction between the positioning plate and the lithium battery is increased by the arrangement of the rubber pad, so that the lithium battery is more stable during clamping.

[0022] Optionally, the pushing assembly comprises a mounting plate, the mounting plate is arranged at the middle of the top of the rotating disc, fourth push-pull cylinders are arranged at both sides of the mounting plate, and push blocks are arranged at one end of the two groups of fourth push-pull cylinders away from the mounting plate.

[0023] By adopting the technical scheme, the fourth push-pull cylinder is extended to drive the push block to move towards the lithium battery, so that the lithium battery can be pushed into the waste collecting bin or the finished product collecting bin.

[0024] In summary, the utility model has at least one of the following beneficial effects:

[0025] The cooperation of the bearing seat, the rotating rod and the driving assembly can conveniently drive the rotating disc to rotate, the width detection assembly can detect the width of the lithium battery, the length detection assembly can detect the length of the lithium battery, and the pushing assembly can push the lithium battery to fall into the waste collecting bin or the finished product collecting bin, so that the device can realize continuous detection and improve the detection efficiency.

[0026] The cooperation of the fixing plate, the third push-pull cylinder, the supporting plate and the positioning plate can clamp and fix the cylindrical lithium battery, so that the rolling of the lithium battery during detection is avoided as much as possible, and the stability during lithium battery detection is improved. BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0028] Figure 1 It is a cross-sectional structure schematic view of the present application;

[0029] Figure 2 It is a top view structure schematic view of the rotating disc of the present application;

[0030] Figure 3 It is a structure schematic view of the present application; Figure 1 It is an enlarged structure schematic view of A in the present application;

[0031] Figure 4 It is an enlarged structure schematic view of B in the present application; Figure 1 It is an enlarged structure schematic view of B in the present application.

[0032] In the figure: 1, frame body; 2, first push-pull cylinder; 3, waste collection bin; 4, bottom plate; 5, bearing seat; 6, rotating rod; 7, driving assembly; 701, first driving gear; 702, first driving rod; 703, second driving gear; 704, second driving rod; 705, stepping motor; 8, sliding assembly; 801, sliding plate; 802, annular slide rail; 9, finished product collection bin; 10, rotating disc; 11, guide rod; 12, guide hole; 13, second push-pull cylinder; 14, positioning assembly; 1401, fixed plate; 1402, third push-pull cylinder; 1403, support plate; 1404, positioning plate; 15, rubber pad; 16, material pushing assembly; 1601, mounting plate; 1602, fourth push-pull cylinder; 1603, push block; 17, width detection assembly; 1701, first servo motor; 1702, first mounting seat; 1703, first bidirectional threaded column; 1704, first laser ranging sensor; 1705, first measuring plate; 1706, first threaded sleeve; 1707, first sliding block; 1708, first sliding groove; 18, length detection assembly; 1801, second mounting seat; 1802, second sliding block; 1803, second sliding groove; 1804, second bidirectional threaded column; 1805, second threaded sleeve; 1806, second laser ranging sensor; 1807, second servo motor; 1808, second measuring plate. DETAILED DESCRIPTION

[0033] The above description is made in connection with the accompanying drawings. Figures 1-4 The utility model will be further explained in detail.

[0034] Please refer to the accompanying drawings in the specification Figure 1 And Figure 3The utility model provides a kind of embodiment: a cylindrical lithium battery finished product packing size detection device includes bottom plate 4, the top of bottom plate 4 is fixedly installed with frame body 1, the left side of frame body 1 is fixedly installed with first push-pull cylinder 2, the output of first push-pull cylinder 2 is provided with width detection subassembly 17, and width detection subassembly 17 includes first mounting seat 1702, and first mounting seat 1702 is fixedly installed in the output of first push-pull cylinder 2, first mounting seat 1702 is rotatably connected with first bidirectional screw column 1703 in its inside, the top of first mounting seat 1702 is installed with the first servo motor 1701 for driving first bidirectional screw column 1703 rotation, the both ends of first bidirectional screw column 1703 outer wall are all screwed with first threaded sleeve 1706, the left side of two groups of first threaded sleeve 1706 is all fixedly connected with first sliding block 1707, and the inside of first mounting seat 1702 is equipped with the first sliding slot 1708 of sliding cooperation with first sliding block 1707, the right side of two groups of first threaded sleeve 1706 is all fixedly installed with first measuring plate 1705, and the side of two groups of first measuring plate 1705 away from the center of first mounting seat 1702 is all fixedly installed with first laser ranging sensor 1704.First servo motor 1701 work drives first bidirectional screw column 1703 rotation, under the sliding cooperation of first sliding block 1707 and first sliding slot 1708, first bidirectional screw column 1703 rotation drives two groups of first threaded sleeve 1706 to move and mutually close, first threaded sleeve 1706 moves drives first measuring plate 1705 to move, until two groups of first measuring plate 1705 respectively with the top and bottom of lithium battery are attached connection, the distance between first laser ranging sensor 1704 and first mounting seat 1702 inner wall is detected, to be able to detect whether the width of lithium battery is qualified.

[0035] Please refer to the drawing in the specification Figure 1 And Figure 4The right end of the top of the frame body 1 is provided with a second push-pull cylinder 13, and the bottom of the second push-pull cylinder 13 is provided with a length detection assembly 18. The length detection assembly 18 comprises a second mounting seat 1801 fixedly installed at the bottom of the second push-pull cylinder 13. A second bidirectional threaded column 1804 is rotatably connected to the inside of the second mounting seat 1801. A second servo motor 1807 for driving the second bidirectional threaded column 1804 to rotate is installed at the right side of the second mounting seat 1801. Second threaded sleeves 1805 are screwed at both ends of the outer wall of the second bidirectional threaded column 1804. Second sliding blocks 1802 are fixedly connected to the top of the two second threaded sleeves 1805. A second sliding groove 1803 matched with the second sliding block 1802 is formed in the inner top wall of the second mounting seat 1801. Second measurement plates 1808 are fixedly installed at the bottom of the two second threaded sleeves 1805. Second laser ranging sensors 1806 are fixedly installed at the side away from the center of the second mounting seat 1801 of the two second measurement plates 1808. When the second servo motor 1807 works, the second bidirectional threaded column 1804 rotates. Under the sliding cooperation of the second sliding block 1802 and the second sliding groove 1803, the second bidirectional threaded column 1804 drives the two second threaded sleeves 1805 to move and approach each other. When the second threaded sleeve 1805 moves, the second measurement plate 1808 moves. Until the two second measurement plates 1808 are respectively connected with the left and right sides of the lithium battery, the distance between the second laser ranging sensor 1806 and the inner wall of the second mounting seat 1801 is detected, so that whether the length of the lithium battery is qualified can be detected.

[0036] Please refer to the drawings in the specification Figure 1 、 Figure 3 and Figure 4 The first mounting seat 1702 and the second mounting seat 1801 are fixedly connected with the guide rods 11 between the frame body 1. The guide rods 11 away from the first mounting seat 1702 and the second mounting seat 1801 are respectively extended out of the frame body 1. The surface of the frame body 1 is provided with guide holes 12 matched with the guide rods 11. When the first mounting seat 1702 and the second mounting seat 1801 move, the guide rods 11 slide in the guide holes 12, so that the first mounting seat 1702 and the second mounting seat 1801 are more stable during movement.

[0037] Please refer to the drawings in the specification Figure 1 and Figure 2The middle of the top of the bottom plate 4 is fixedly installed with a bearing seat 5, the top of the bearing seat 5 is rotatably connected with a rotating rod 6, the inside of the bearing seat 5 is provided with a driving assembly 7 for driving the rotating rod 6 to rotate, the top of the rotating rod 6 is fixedly installed with a rotating disc 10, the driving assembly 7 comprises a stepping motor 705, the stepping motor 705 is fixedly installed on the inner bottom wall of the bearing seat 5, the power output end of the stepping motor 705 is fixedly installed with a second driving rod 704, the top of the second driving rod 704 is fixedly installed with a second driving gear 703, the left side of the second driving gear 703 is meshedly connected with a first driving gear 701, the middle of the first driving gear 701 is sleeved with a first driving rod 702, and the top of the first driving rod 702 is fixedly connected with the bottom of the rotating rod 6, and the bottom of the first driving rod 702 is rotatably connected with the inner bottom wall of the bearing seat 5. When the stepping motor 705 is started, the second driving rod 704 drives the second driving gear 703 to rotate, the second driving gear 703 drives the first driving gear 701 to rotate, the first driving gear 701 drives the first driving rod 702 to rotate, so as to drive the rotating rod 6 to rotate, and further drive the rotating disc 10 to rotate.

[0038] Please refer to the drawings in the specification Figure 1 The rotating disc 10 and the bearing seat 5 are provided with a sliding assembly 8, the sliding assembly 8 comprises two groups of annular slide rails 802, the two groups of annular slide rails 802 are fixedly installed at the two ends of the bottom of the rotating disc 10, the top of the bearing seat 5 is provided with a sliding plate 801, and the sliding plate 801 is slidably connected with the annular slide rails 802. When the rotating disc 10 rotates, the sliding plate 801 can slide in the annular slide rails 802, so that the rotating disc 10 is more stable during rotation.

[0039] Please refer to the drawings in the specification Figure 1 and Figure 2 A plurality of positioning assemblies 14 are arranged at the edges of the top of the rotating disc 10, the positioning assembly 14 comprises four groups of supporting plates 1403, the four groups of supporting plates 1403 are fixedly installed at the edges of the top of the rotating disc 10, the two ends of the top of the supporting plate 1403 are fixedly installed with fixed plates 1401, the side, close to the center of the supporting plate 1403, of the fixed plate 1401 is fixedly installed with a third push-pull cylinder 1402, and the end, away from the fixed plate 1401, of the third push-pull cylinder 1402 is installed with a positioning plate 1404. The third push-pull cylinder 1402 drives the positioning plate 1404 to move, so that the cylindrical lithium battery can be clamped and fixed by the two groups of positioning plates 1404, and the stability of the lithium battery during detection is improved. The end, away from the third push-pull cylinder 1402, of the positioning plate 1404 is fixedly connected with a rubber pad 15. Through the arrangement of the rubber pad 15, the friction between the positioning plate 1404 and the lithium battery is increased, so that the lithium battery is more stable during clamping.

[0040] Please refer to the drawings in the specification Figure 1 andFigure 2 The top of the rotating disc 10 is provided with a pushing assembly 16 at both ends, the pushing assembly 16 comprises a mounting plate 1601 installed at the middle of the top of the rotating disc 10, fourth push-pull cylinders 1602 are fixedly installed at both sides of the mounting plate 1601, and push blocks 1603 are fixedly installed at the ends of the two groups of fourth push-pull cylinders 1602 away from the mounting plate 1601. The fourth push-pull cylinders 1602 extend to drive the push blocks 1603 to move towards the direction of the lithium battery, so as to push the lithium battery into the inside of the waste collecting bin 3 or the finished product collecting bin 9. The waste collecting bin 3 and the finished product collecting bin 9 are respectively placed at both ends of the top of the bottom plate 4, and both of them are located below the rotating disc 10.

[0041] Working principle: in use, the cylindrical lithium battery to be detected is placed between the two groups of positioning plates 1404, at this time the bottom of the cylindrical lithium battery is connected with the top of the supporting plate 1403, then the third push-pull cylinder 1402 is controlled to extend, the third push-pull cylinder 1402 extends to drive the fixed plate 1401 to move towards the direction of the lithium battery, until the two groups of fixed plates 1401 clamp and fix the lithium battery.

[0042] Then the step motor 705 is turned on, when the step motor 705 works, the second drive rod 704 drives the second drive gear 703 to rotate, the second drive gear 703 drives the first drive gear 701 to rotate, the first drive gear 701 drives the first drive rod 702 to rotate, the first drive rod 702 drives the rotating rod 6 to rotate, and the rotating rod 6 drives the rotating disc 10 to rotate, so as to drive the cylindrical lithium battery to rotate.

[0043] When the cylindrical lithium battery rotates to the leftmost side, the step motor 705 is turned off, the first push-pull cylinder 2 is controlled to extend, the first push-pull cylinder 2 extends to drive the first mounting seat 1702 to move rightwards, until the left end of the lithium battery is located between the two groups of first measuring plates 1705, at this time the first servo motor 1701 is started, when the first servo motor 1701 works, the first bidirectional screw column 1703 rotates, under the sliding cooperation of the first sliding block 1707 and the first sliding groove 1708, the first bidirectional screw column 1703 rotates to drive the two groups of first threaded sleeves 1706 to move and approach each other, the first threaded sleeve 1706 moves to drive the first measuring plate 1705 to move, until the two groups of first measuring plates 1705 are connected with the top and bottom of the lithium battery respectively, the distance between the first laser ranging sensor 1704 and the inner wall of the first mounting seat 1702 is detected, if the distance is within the set range, the width is qualified, the step motor 705 is started to continue to drive the lithium battery to rotate, if the width is unqualified, the third push-pull cylinder 1402 is controlled to retract and the fourth push-pull cylinder 1602 is controlled to extend, the fourth push-pull cylinder 1602 extends to drive the push block 1603 to move, so as to push the lithium battery into the inside of the corresponding waste collecting bin 3.

[0044] When the cylindrical lithium battery is rotated to the rightmost side, the stepping motor 705 is turned off, the second push-pull cylinder 13 is controlled to extend, the extension of the second push-pull cylinder 13 drives the second mounting seat 1801 to move downwards, until the lithium battery is located between the two groups of second measuring plates 1808, at this time, the second servo motor 1807 is started, when the second servo motor 1807 works, it drives the second bidirectional screw column 1804 to rotate, under the sliding cooperation of the second sliding block 1802 and the second sliding groove 1803, the rotation of the second bidirectional screw column 1804 drives the two groups of second screw sleeves 1805 to move and approach each other, when the second screw sleeves 1805 move, they drive the second measuring plates 1808 to move, until the two groups of second measuring plates 1808 are respectively connected with the left and right sides of the lithium battery, at this time, the distance between the second laser ranging sensor 1806 and the inner wall of the second mounting seat 1801 is detected, if the distance is within the set range value, the length is qualified, at this time, the third push-pull cylinder 1402 is controlled to retract and the fourth push-pull cylinder 1602 is controlled to extend, the extension of the fourth push-pull cylinder 1602 drives the push block 1603 to move, so as to push the lithium battery into the corresponding finished product collecting bin 9.

[0045] The above are preferred embodiments of the utility model, and do not limit the protection scope of the utility model, so that: equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A cylindrical lithium battery finished product packing size detection device comprising a bottom plate (4), characterized in that: The top of the bottom plate (4) is provided with a frame (1), the left side of the frame (1) is provided with a first push-pull cylinder (2), the output end of the first push-pull cylinder (2) is provided with a width detection assembly (17), the right end of the top of the frame (1) is provided with a second push-pull cylinder (13), the bottom of the second push-pull cylinder (13) is provided with a length detection assembly (18), the middle of the top of the bottom plate (4) is provided with a bearing seat (5), the top of the bearing seat (5) is rotatably connected with a rotating rod (6), the inside of the bearing seat (5) is provided with a driving assembly (7) for driving the rotating rod (6) to rotate, the top of the rotating rod (6) is fixedly provided with a rotating disc (10), the edge of the top of the rotating disc (10) is provided with a plurality of positioning assemblies (14), the two ends of the top of the rotating disc (10) are provided with a pushing assembly (16), the top of the bottom plate (4) is provided with a waste collecting bin (3) and a finished product collecting bin (9) respectively, and the waste collecting bin (3) and the finished product collecting bin (9) are located below the rotating disc (10).

2. The cylindrical lithium battery finished product packing size detection device according to claim 1, characterized in that: The width detection assembly (17) comprises a first mounting seat (1702), the first mounting seat (1702) is installed at the output end of the first push-pull cylinder (2), the inside of the first mounting seat (1702) is rotatably connected with a first bidirectional threaded column (1703), the top of the first mounting seat (1702) is provided with a first servo motor (1701) for driving the first bidirectional threaded column (1703) to rotate, the two ends of the outer wall of the first bidirectional threaded column (1703) are screwed with a first threaded sleeve (1706), the left side of the two groups of first threaded sleeves (1706) is connected with a first sliding block (1707), the inside of the first mounting seat (1702) is provided with a first sliding groove (1708) matched with the first sliding block (1707), the right side of the two groups of first threaded sleeves (1706) is provided with a first measuring plate (1705), and the side, away from the center of the first mounting seat (1702), of the two groups of first measuring plates (1705) is provided with a first laser ranging sensor (1704).

3. The cylindrical lithium battery finished product packing size detection device according to claim 2, characterized in that: The length detection assembly (18) comprises a second mounting base (1801) mounted at the bottom of the second push-pull cylinder (13), the second mounting base (1801) is rotationally connected with a second bidirectional threaded column (1804) inside, a second servo motor (1807) for driving the rotation of the second bidirectional threaded column (1804) is mounted at the right side of the second mounting base (1801), the two ends of the outer wall of the second bidirectional threaded column (1804) are screwed with a second threaded sleeve (1805), the top of the two second threaded sleeves (1805) is connected with a second sliding block (1802), the inner top wall of the second mounting base (1801) is provided with a second sliding groove (1803) in sliding fit with the second sliding block (1802), the bottom of the two second threaded sleeves (1805) is mounted with a second measuring plate (1808), and the side away from the center of the second mounting base (1801) of the two second measuring plates (1808) is mounted with a second laser ranging sensor (1806).

4. The cylindrical lithium battery finished product packing size detection device according to claim 3, characterized in that: The first mounting base (1702) and the second mounting base (1801) are connected with guide rods (11), one end of the guide rod (11) away from the first mounting base (1702) and the second mounting base (1801) extends out of the frame body (1), and the surface of the frame body (1) is provided with a guide hole (12) matched with the guide rod (11).

5. The cylindrical lithium battery finished product packing size detection device according to claim 1, characterized in that: The driving assembly (7) comprises a stepping motor (705) mounted on the inner bottom wall of the bearing seat (5), a second driving rod (704) is mounted on the power output end of the stepping motor (705), a second driving gear (703) is mounted on the top of the second driving rod (704), a first driving gear (701) is engagedly connected to the left side of the second driving gear (703), a first driving rod (702) is sleeved on the middle part of the first driving gear (701), and the top of the first driving rod (702) is fixedly connected with the bottom of the rotating rod (6), and the bottom of the first driving rod (702) is rotationally connected with the inner bottom wall of the bearing seat (5).

6. The cylindrical lithium battery finished product packing size detection device according to claim 1, characterized in that: The sliding assembly (8) is arranged between the rotating disc (10) and the bearing seat (5), the sliding assembly (8) comprises two groups of annular slide rails (802), and the two groups of annular slide rails (802) are respectively mounted at the two ends of the bottom of the rotating disc (10); the top of the bearing seat (5) is provided with a sliding plate (801) in sliding connection with the annular slide rails (802).

7. The cylindrical lithium battery finished product packing size detection device according to claim 1, characterized in that: The positioning assembly (14) comprises four groups of supporting plates (1403), and the four groups of supporting plates (1403) are respectively mounted at the edges of the top of the rotating disc (10); the two ends of the top of the supporting plate (1403) are mounted with a fixed plate (1401); a third push-pull cylinder (1402) is mounted on the side close to the center of the supporting plate (1403) of the fixed plate (1401); and a positioning plate (1404) is mounted on the end away from the fixed plate (1401) of the third push-pull cylinder (1402).

8. The cylindrical lithium battery finished product packing size detection device according to claim 7, characterized in that: The positioning plate (1404) is connected with a rubber pad (15) at one end away from the third push-pull cylinder (1402).

9. The cylindrical lithium battery finished product packing size detection device according to claim 1, characterized in that: The pushing assembly (16) comprises a mounting plate (1601) mounted at the middle of the top of the rotary disc (10), and fourth push-pull cylinders (1602) are mounted on both sides of the mounting plate (1601), and a pushing block (1603) is mounted at one end of each of the two groups of fourth push-pull cylinders (1602) away from the mounting plate (1601).

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