Battery diameter detection structure

Abstract

The utility model discloses a battery diameter detection structure which comprises a battery diameter detection platform, the battery diameter detection platform comprises a receiving table assembly installed on a rack, and two battery adsorption guide column assemblies are arranged in the receiving table assembly. A sensor assembly is arranged at the position, corresponding to the battery adsorption guide column assembly, of the inner side of the receiving table assembly, a reference clamping assembly used for adjusting the position of the cylindrical battery is arranged at the top of the receiving table assembly, and the outer side of the reference clamping assembly is covered with a top cover; the first adjusting plate is pushed to move through the first electric hydraulic push rod, the second adjusting plate is pushed to move through the second electric hydraulic push rod, the positions of the corresponding cylindrical batteries are adjusted through the moving first adjusting plate and the moving second adjusting plate, the cylindrical batteries are aligned to the corresponding through holes below, and then the cylindrical batteries continue to be moved downwards; and the cylindrical battery corresponds to the through hole in the platform plate, so that the diameter of the cylindrical battery can be conveniently detected subsequently.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery diameter detection technical field, concretely is a battery diameter detection structure. BACKGROUND

[0002] Cylindrical battery has the maximum size requirement to product size structure before processing, in order to facilitate the diameter size of cylindrical battery detection, the applicant applies for a kind of battery diameter detection equipment utility model patent on the same day, the battery diameter detection equipment can batch diameter detection to cylindrical battery, but when detecting, cylindrical battery cannot be guaranteed to be aligned with detection through-hole, in order to make the cylindrical battery to be detected and corresponding detection through-hole alignment;Therefore the present application proposes a kind of battery diameter detection structure. UTILITY MODEL CONTENT

[0003] The utility model discloses a battery diameter detection structure, to solve the problem proposed in the above background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of battery diameter detection structure, including battery diameter detection platform, the battery diameter detection platform includes the receiving table component installed on the rack, two groups of battery adsorption guide column components are equipped in the receiving table component, the position corresponding the battery adsorption guide column component is equipped with sensor component in the receiving table component inner side, the reference clamping component for adjusting the position of cylindrical battery is equipped at the top of the receiving table component, reference clamping component outside is covered with top cover.

[0005] Among them, the receiving table component includes bottom plate, the bottom plate is installed on the rack by vertical rod, platform plate is equipped above the bottom plate, support rod is equipped at four corners between the platform plate and the bottom plate, two groups of through holes matched with cylindrical battery are opened on the surface of the platform plate, and two rows of through holes are provided in each group.

[0006] Among them, each group of battery adsorption guide column component includes transverse plate between the platform plate and bottom plate, vertical column is equipped at both ends of the transverse plate, the vertical column bottom is installed on the rack, two rows of battery guide columns corresponding with the through hole are equipped on the transverse plate, and the battery guide column is located directly below the through hole.

[0007] Among them, the sensor component includes five parallelly arranged side plates, two adjacent side plates correspond to a row of battery guide columns, and a diameter detection sensor is arranged between the two adjacent side plates and corresponds to the position of each battery guide column.

[0008] The benchmark clamping assembly comprises a mounting plate mounted at the center of the surface of the platform plate, two groups of symmetrical cylindrical battery adjusting mechanisms are arranged on the mounting plate, each group of the cylindrical battery adjusting mechanisms comprises a first adjusting plate, a second adjusting plate and a positioning plate located between the first adjusting plate and the second adjusting plate, a first electric hydraulic push rod is arranged on the mounting plate, the output end of the first electric hydraulic push rod is connected with the first adjusting plate, a second electric hydraulic push rod is arranged on the platform plate, and the output end of the second electric hydraulic push rod is connected with the second adjusting plate, and the positioning plate is mounted on the platform plate.

[0009] Third electric hydraulic push rods are uniformly arranged on the first adjusting plate and the positioning plate, and the output end of the third electric hydraulic push rod is provided with a clamping block.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] When the transplanting assembly moves the four rows of cylindrical batteries to the above of the battery diameter detection platform, the positions of the four rows of cylindrical batteries are adjusted first, the four rows of cylindrical batteries are corresponded with the four strip-shaped grooves on the top cover, then the cylindrical batteries are moved downward, when the cylindrical batteries are moved downward to the benchmark clamping assembly, the first adjusting plate is moved by the first electric hydraulic push rod first, the second adjusting plate is moved by the second electric hydraulic push rod, the positions of the corresponding cylindrical batteries are adjusted by the first adjusting plate and the second adjusting plate, the cylindrical batteries are aligned with the corresponding through holes below, then the cylindrical batteries are continuously moved downward, the cylindrical batteries are corresponded with the through holes on the platform plate, and subsequent detection on the diameter of the cylindrical batteries is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a first direction axis measurement structure schematic view of the utility model as a whole;

[0013] Figure 2 It is a second direction axis measurement structure schematic view of the utility model as a whole;

[0014] Figure 3 It is a rack axis measurement structure schematic view of the utility model;

[0015] Figure 4 It is a first direction axis measurement structure schematic view of the dust removal assembly of the utility model;

[0016] Figure 5 It is a second direction axis measurement structure schematic view of the dust removal assembly of the utility model;

[0017] Figure 6 It is a first direction axis measurement structure schematic view of the battery diameter detection platform of the utility model;

[0018] Figure 7It is the second direction axis measurement structure schematic view of the battery diameter detection platform of the utility model;

[0019] Figure 8 It is the explosion structure schematic view of the battery diameter detection platform of the utility model;

[0020] Figure 9 It is the axis measurement structure schematic view of the battery adsorption guide column assembly of the utility model;

[0021] Figure 10 It is the axis measurement structure schematic view of the receiving table assembly of the utility model;

[0022] Figure 11 It is the axis measurement structure schematic view of the reference clamping assembly of the utility model;

[0023] Figure 12 It is Figure 11 It is the partial enlarged structure schematic view of the utility model;

[0024] Figure 13 It is the first axis measurement structure schematic view of the conveyor of the utility model;

[0025] Figure 14 It is the second axis measurement structure schematic view of the conveyor of the utility model;

[0026] Figure 15 It is the first direction axis measurement structure schematic view of the transplanting assembly of the utility model;

[0027] Figure 16 It is the second direction axis measurement structure schematic view of the transplanting assembly of the utility model;

[0028] Figure 17 It is the axis measurement structure schematic view of the code scanning gun assembly of the utility model.

[0029] In the figure: 1, rack; 2, dust removal assembly; 21, dust removal fan; 22, air outlet pipe; 23, air guide pipe; 24, support plate; 25, first dust removal cover; 26, second dust removal cover; 27, dust removal partition; 3, battery diameter detection platform; 31, battery adsorption guide column assembly; 311, column; 312, cross plate; 313, battery guide column; 32, receiving table assembly; 321, bottom plate; 322, support rod; 323, platform plate; 324, through hole; 33, sensor assembly; 331, side plate; 332, diameter detection sensor; 34, reference clamping assembly; 341, mounting plate; 342, first electric hydraulic push rod; 343, first adjusting plate; 344, positioning plate; 345, second adjusting plate; 346, second electric hydraulic push rod; 347, third electric hydraulic push rod; 348, clamping block; 35, top cover; 4, conveyor; 5, transplanting assembly; 51, transplanting frame; 52, X-axis linear guide rail; 53, Y-axis linear guide rail; 54, Z-axis linear guide rail; 55, mounting plate; 56, servo clamping jaw; 6, code scanning gun assembly; 61, code scanning frame; 62, RFID code scanning gun. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0031] Please refer to Figures 1-17 The utility model provides a technical scheme: a battery diameter detection structure, including rack 1, one side of rack 1 surface is equipped with the battery diameter detection platform 3 for detecting cylindrical battery diameter, one side of rack 1 is equipped with the conveyor 4 for conveying cylindrical battery, the conveyor 4 top is equipped with transplanting assembly 5, transplanting assembly 5 is used to shift cylindrical battery on conveyor 4 to battery diameter detection platform 3, the cylindrical battery tray for depositing cylindrical battery is sent on conveyor 4, then the cylindrical battery tray is placed on conveyor 4, the cylindrical battery tray with cylindrical battery is conveyed through conveyor 4, when cylindrical battery tray is conveyed to the below of transplanting assembly 5, then the cylindrical battery is clamped by batch through transplanting assembly 5, then the cylindrical battery of clamping is placed on battery diameter detection platform 3 through transplanting assembly 5, and the diameter of cylindrical battery is detected by battery diameter detection platform 3, after detection, again by transplanting assembly 5 clamping returns and is placed in the original position, after this batch battery completes detection, again by conveyor 4 continues to convey forward, can complete cylindrical battery diameter detection demand in large quantities, effectively saves the cost.

[0032] The side of the end of the rack 1 close to the conveyor 4 is provided with a code scanning gun assembly 6, the code scanning gun assembly 6 is used to identify the RFID electronic tag on the cylindrical battery tray, the code scanning gun assembly 6 includes a code scanning frame 61 installed on the rack 1, the code scanning frame 61 is provided with an RFID code scanning gun 62, the RFID electronic tag is pasted on the cylindrical battery tray, when the conveyor 4 conveys the cylindrical battery tray loaded with cylindrical batteries to the corresponding position of the code scanning gun assembly 6, the conveyor 4 stops working, then the RFID code scanning gun 62 scans and identifies the RFID electronic tag on the cylindrical battery tray, so as to obtain the information of the cylindrical batteries in the cylindrical battery tray.

[0033] The transplanting assembly 5 includes a transplanting frame 51 installed on the rack 1, the transplanting frame 51 is provided with an X-axis linear guide rail 52, the first electric sliding block is slidably installed on the X-axis linear guide rail 52, the first electric sliding block is provided with a Y-axis linear guide rail 53, the second electric sliding block is slidably installed on the Y-axis linear guide rail 53, the second electric sliding block is provided with a Z-axis linear guide rail 54, the third electric sliding block is slidably installed on the Z-axis linear guide rail 54, the third electric sliding block is provided with a mounting plate 55, the lower surface of the mounting plate 55 is provided with two groups of servo clamps 56 for clamping cylindrical batteries, after the conveyor 4 conveys the cylindrical battery tray to the position corresponding to the code scanning gun assembly 6, the conveyor 4 stops, then the RFID code scanning gun 62 scans and identifies the RFID electronic tag on the cylindrical battery tray, then the servo clamps 56 clamp the cylindrical batteries in the cylindrical battery tray, and then the X-axis linear guide rail 52, the Y-axis linear guide rail 53 and the Z-axis linear guide rail 54 cooperate to place the clamped cylindrical batteries on the battery diameter detection platform 3.

[0034] The lower surface of the mounting plate 55 is provided with four rows of servo clamps 56, which are divided into two groups, each group of servo clamps 56 is provided with two rows, each row of servo clamps 56 is provided with sixteen, and there are sixty-four servo clamps 56 in total, and sixteen cylindrical batteries are placed in each row inside the cylindrical battery tray, so that the transplanting assembly 5 can clamp four rows of cylindrical batteries in the cylindrical battery tray at a time, and detect the four rows of cylindrical batteries at the same time.

[0035] The side of the rack 1 between the conveyor 4 and the battery diameter detection platform 3 is provided with a dust removal assembly 2, in the process of clamping and conveying the cylindrical batteries conveyed by the conveyor 4 to the battery diameter detection platform 3 by the transplanting assembly 5, the cylindrical batteries pass through the dust removal assembly 2, and the outer surface of the cylindrical batteries is cleaned by the dust removal assembly 2.

[0036] Specifically, the dust removal assembly 2 includes a dust removal fan 21 arranged on one side of the rack 1 and a support frame 24 arranged on the surface of the rack 1, the output end of the dust removal fan 21 is provided with an air outlet pipe 22, the dust removal fan 21 can be independently arranged or assembled on one side of the rack 1.

[0037] The surface of the support frame 24 is provided with two groups of dust removal frames, each group of dust removal frames including a first dust removal cover 25 and a second dust removal cover 26, and a dust removal partition plate 27 is arranged between the first dust removal cover 25 and the second dust removal cover 26. A first dust removal channel is formed between the first dust removal cover 25 and the dust removal partition plate 27, and a second dust removal channel is formed between the second dust removal cover 26 and the dust removal partition plate 27. Each group of dust removal frames can form two dust removal channels (the first dust removal channel and the second dust removal channel), so that four dust removal channels are formed on the support frame 24, corresponding to the four rows of servo clamping jaws 56 below the mounting plate 55. In this way, the four rows of cylindrical batteries clamped by the four rows of servo clamping jaws 56 can pass through the four dust removal channels at the same time, and the four rows of cylindrical batteries can be cleaned by the four dust removal channels respectively.

[0038] Specifically, the first dust removal cover 25 and the second dust removal cover 26 are both provided with dust removal air outlet nozzles inside, and the dust removal air outlet nozzles are connected with the air outlet pipe 22 through the air guide pipe 23. The dust removal partition plate 27 is provided with a hollow cavity inside, and the surfaces on both sides of the dust removal partition plate 27 are both provided with air outlets penetrating the hollow cavity. The hollow cavity inside the dust removal partition plate 27 is connected with the air outlet pipe 22 through the air guide pipe 23.

[0039] When the dust removal assembly 2 needs to clean the surface of the cylindrical battery, the dust removal fan 21 is started, and then the dust removal fan 21 blows air into the first dust removal cover 25, the second dust removal cover 26 and the dust removal partition plate 27 through the air outlet pipe 22 and the air guide pipe 23. The dust removal air outlet nozzles inside the first dust removal cover 25 and the second dust removal cover 26 blow air at the same time, and the air outlets on both sides of the dust removal partition plate 27 also blow air. Then air channels are formed in the first dust removal channel and the second dust removal channel. When the four rows of cylindrical batteries clamped by the four rows of servo clamping jaws 56 pass through the four dust removal channels, the air in the dust removal channels blows away the dust on the surface of the cylindrical batteries, achieving the purpose of cleaning the surface of the cylindrical batteries.

[0040] The battery diameter detection platform 3 includes a receiving table assembly 32 mounted on the rack 1, and two groups of battery adsorption guide column assemblies 31 are arranged in the receiving table assembly 32. A sensor assembly 33 is arranged on the inner side of the receiving table assembly 32 corresponding to the position of the battery adsorption guide column assembly 31. A reference clamping assembly 34 for adjusting the position of the cylindrical battery is arranged on the top of the receiving table assembly 32, and a top cover 35 covers the outside of the reference clamping assembly 34. Four strip-shaped grooves (divided into two groups) are formed in the top cover 35.

[0041] When the transplanting assembly 5 transfers the four rows of cylindrical batteries to be detected above the battery diameter detection platform 3, the four rows of cylindrical batteries are aligned with the four strip-shaped grooves on the top cover 35, and then are moved downward to be inserted into the four corresponding strip-shaped grooves, and then the position of the cylindrical batteries is fine-tuned by the reference clamping assembly 34 to align the cylindrical batteries with the through holes 324 on the receiving table assembly 32, and then the cylindrical batteries are continuously moved downward to make the bottom of the moving batteries contact with the battery suction guide column assembly 31, and the diameter of the cylindrical batteries is detected by the sensor assembly 33.

[0042] Specifically, the receiving table assembly 32 includes a bottom plate 321 mounted on the rack 1 through a vertical rod, and a platform plate 323 arranged above the bottom plate 321, and support rods 322 arranged at four corners between the platform plate 323 and the bottom plate 321, and two groups of through holes 324 for cooperating with the cylindrical batteries are arranged on the surface of the platform plate 323, and each group of through holes 324 is arranged in two rows, and the transplanting assembly 5 can clamp four rows of cylindrical batteries at a time, and the platform plate 323 also corresponds to four rows of through holes 324.

[0043] Each group of battery suction guide column assemblies 31 includes a horizontal plate 312 arranged between the platform plate 323 and the bottom plate 321, vertical columns 311 arranged at both ends of the horizontal plate 312, and the vertical columns 311 are mounted on the rack 1 at the bottom, and two rows of battery guide columns 313 corresponding to the through holes 324 are arranged on the horizontal plate 312, and the battery guide columns 313 are located directly below the through holes 324, and the horizontal plate 312 is provided with two, and each horizontal plate 312 is provided with two rows of battery guide columns 313, and a total of four rows of battery guide columns 313 are provided, and the four rows of battery guide columns 313 correspond to the four rows of through holes 324, and after the cylindrical batteries pass through the through holes 324, the cylindrical batteries are continuously moved downward to make the bottom of the cylindrical batteries abut against the battery guide columns 313.

[0044] The sensor assembly 33 includes five parallel side plates 331, each of which corresponds to a row of battery guide columns 313, and a diameter detection sensor 332 is arranged at the position corresponding to each battery guide column 313 between the adjacent two side plates 331, and after the cylindrical batteries pass through the through holes 324, the cylindrical batteries are continuously moved downward to make the bottom of the cylindrical batteries abut against the battery guide columns 313, and the height of the diameter detection sensor 332 is higher than the top of the battery guide columns 313, so that the diameter detection sensor 332 can detect the cylindrical batteries on the battery guide columns 313, and then the diameter of the corresponding cylindrical batteries is detected by the diameter detection sensor 332.

[0045] Specifically, the diameter detection sensor 332 is a fiber sensor for diameter detection.

[0046] The benchmark clamping assembly 34 comprises a mounting plate 341 mounted at the center of the surface of the platform plate 323, two sets of symmetrical cylindrical battery adjusting mechanisms are arranged on the mounting plate 341, each set of cylindrical battery adjusting mechanism comprises a first adjusting plate 343, a second adjusting plate 345 and a positioning plate 344 between the first adjusting plate 343 and the second adjusting plate 345, a first electric hydraulic push rod 342 is arranged on the mounting plate 341, the output end of the first electric hydraulic push rod 342 is connected with the first adjusting plate 343, a second electric hydraulic push rod 346 is arranged on the platform plate 323, the output end of the second electric hydraulic push rod 346 is connected with the second adjusting plate 345, and the positioning plate 344 is mounted on the platform plate 323; The first adjusting plate 343 and the positioning plate 344 are uniformly provided with third electric hydraulic push rods 347, and the output end of the third electric hydraulic push rod 347 is provided with a clamping block 348.

[0047] Specifically, each set of cylindrical battery adjusting mechanism comprises a first adjusting plate 343, a second adjusting plate 345 and a positioning plate 344 between the first adjusting plate 343 and the second adjusting plate 345, a space is formed between the first adjusting plate 343 and the positioning plate 344, and a space is formed between the second adjusting plate 345 and the positioning plate 344, each set of cylindrical battery adjusting mechanism can form two spaces, so that four spaces corresponding to four rows of cylindrical batteries clamped by four rows of servo clamping jaws 56 are formed on the mounting plate 341.

[0048] When the transplanting assembly 5 moves the four rows of cylindrical batteries to above the battery diameter detection platform 3, the positions of the four rows of cylindrical batteries are adjusted first, so that the four rows of cylindrical batteries correspond to the four strip-shaped grooves on the top cover 35, then the cylindrical batteries are moved downward, when the cylindrical batteries are moved downward to the benchmark clamping assembly 34, the first adjusting plate 343 is first moved by the first electric hydraulic push rod 342, the second adjusting plate 345 is moved by the second electric hydraulic push rod 346, the positions of the corresponding cylindrical batteries are adjusted by the first adjusting plate 343 and the second adjusting plate 345, so that the cylindrical batteries are aligned with the corresponding through holes below, then the cylindrical batteries are continuously moved downward, so that the cylindrical batteries correspond to the through holes 324 on the platform plate 323, the diameter of the cylindrical batteries is first measured through the through holes 324, if the diameter of the cylindrical batteries is smaller than the diameter of the through holes 324, the cylindrical batteries can be smoothly moved downward to the position of the sensor assembly 33, then the diameter of the cylindrical batteries is detected by the sensor assembly 33, if the diameter of the cylindrical batteries is greater than the diameter of the through holes 324, the cylindrical batteries are clamped and cannot be moved downward to the position of the sensor assembly 33, the sensor assembly 33 cannot detect the battery, and finally feedback to the system, so that the cylindrical battery is unqualified.

[0049] Wherein, after the cylindrical battery is moved down and is released from the battery guide pillar 313, the clamping block 348 is moved by the third electric hydraulic push rod 347, the cylindrical battery is fixed by the clamping block 348, the shaking of the cylindrical battery in the detection process is avoided, and the detection accuracy is improved, after the detection is completed, the clamping block 348 is released, and the detected cylindrical battery is conveniently clamped and returned to the original position.

[0050] Working principle: in use, the cylindrical battery to be detected is placed on the cylindrical battery tray, then the cylindrical battery tray is placed on the conveyor 4, the cylindrical battery tray with the cylindrical battery is conveyed by the conveyor 4, when the conveyor 4 conveys the cylindrical battery tray loaded with the cylindrical battery to the corresponding position of the code scanning gun assembly 6, the conveyor 4 stops working, then the RFID code scanning gun 62 scans and identifies the RFID electronic tag on the cylindrical battery tray, so as to obtain the information of the cylindrical battery in the cylindrical battery tray;

[0051] Then the cylindrical battery in the cylindrical battery tray is clamped by the servo clamping jaw 56, then the clamped cylindrical battery is placed on the battery diameter detection platform 3 by the cooperation of the X-axis linear guide rail 52, the Y-axis linear guide rail 53 and the Z-axis linear guide rail 54, when the four rows of cylindrical batteries clamped by the four rows of servo clamping jaws 56 pass through the four dust removal channels, the wind force in the dust removal channel blows off the dust on the surface of the cylindrical battery, and the purpose of cleaning the surface of the cylindrical battery is achieved.

[0052] Then the clamped cylindrical battery is placed on the battery diameter detection platform 3 through the transplanting assembly 5, when the transplanting assembly 5 transplants four rows of cylindrical batteries above the battery diameter detection platform 3, first adjust the position of the four rows of cylindrical batteries, so that the four rows of cylindrical batteries correspond to the four strip-shaped grooves on the top cover 35, then move the cylindrical battery downward, when the cylindrical battery moves to the reference clamping assembly 34, first move the first adjusting plate 343 through the first electric hydraulic push rod 342, move the second adjusting plate 345 through the second electric hydraulic push rod 346, adjust the position of the corresponding cylindrical battery through the first adjusting plate 343 and the second adjusting plate 345, so that the cylindrical battery is aligned with the corresponding through hole below, then continue to move the cylindrical battery downward, so that the cylindrical battery corresponds to the through hole 324 on the platform plate 323, first measure the diameter of the cylindrical battery through the through hole 324, if the diameter of the cylindrical battery is smaller than the diameter of the through hole 324, the cylindrical battery can be moved to the position of the sensor assembly 33 smoothly, then the diameter of the cylindrical battery is detected through the sensor assembly 33, if the diameter of the cylindrical battery is larger than the diameter of the through hole 324, the cylindrical battery is clamped and cannot be moved to the position of the sensor assembly 33, the sensor assembly 33 cannot detect the battery, finally feedback to the system, then the cylindrical battery is unqualified, after detection, the cylindrical battery is clamped and returned to the original position by the transplanting assembly 5, after the detection of the batch of batteries is completed, the conveyor 4 continues to convey forward, and the processes of conveying, scanning code, clamping, dedusting, detecting, returning and outputting are completed in turn, so that the diameter detection of the cylindrical battery can be completed in large quantities, and the cost is effectively saved.

[0053] Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

Claims

1. A battery diameter detection structure comprising a battery diameter detection platform (3), characterized in that: The battery diameter detection platform (3) comprises a receiving table assembly (32) mounted on the rack (1), two groups of battery adsorption guide column assemblies (31) are arranged in the receiving table assembly (32), a sensor assembly (33) is arranged on the inner side of the receiving table assembly (32) and corresponds to the positions of the battery adsorption guide column assemblies (31), a reference clamping assembly (34) for adjusting the position of the cylindrical battery is arranged on the top of the receiving table assembly (32), and a top cover (35) is arranged on the outer side of the reference clamping assembly (34).

2. The battery diameter detection structure of claim 1, wherein: The receiving table assembly (32) comprises a bottom plate (321) mounted on the rack (1) through a vertical rod, a platform plate (323) is arranged above the bottom plate (321), a support rod (322) is arranged at each of the four corners between the platform plate (323) and the bottom plate (321), and two groups of through holes (324) matched with the cylindrical battery are arranged through the surface of the platform plate (323), and two rows of through holes (324) are arranged in each group.

3. The battery diameter detection structure of claim 2, wherein: Each group of battery adsorption guide column assemblies (31) comprises a cross plate (312) arranged between the platform plate (323) and the bottom plate (321), a stand column (311) is arranged at each end of the cross plate (312), the stand column (311) is mounted on the rack (1), two rows of battery guide columns (313) corresponding to the through holes (324) are arranged on the cross plate (312), and the battery guide columns (313) are located directly below the through holes (324).

4. The battery diameter detection structure of claim 3, wherein: The sensor assembly (33) comprises five side plates (331) arranged in parallel, two adjacent side plates (331) correspond to one row of battery guide columns (313), and a diameter detection sensor (332) is arranged at the position corresponding to each battery guide column (313) between the two adjacent side plates (331).

5. The battery diameter detection structure of claim 3, wherein: The reference clamping assembly (34) comprises a mounting plate (341) mounted at the center of the surface of the platform plate (323), two groups of symmetrical cylindrical battery adjusting mechanisms are arranged on the mounting plate (341), each group of cylindrical battery adjusting mechanisms comprises a first adjusting plate (343), a second adjusting plate (345) and a positioning plate (344) located between the first adjusting plate (343) and the second adjusting plate (345), a first electric hydraulic push rod (342) is arranged on the mounting plate (341), the output end of the first electric hydraulic push rod (342) is connected with the first adjusting plate (343), a second electric hydraulic push rod (346) is arranged on the platform plate (323), and the output end of the second electric hydraulic push rod (346) is connected with the second adjusting plate (345); and the positioning plate (344) is mounted on the platform plate (323).

6. A battery diameter detection structure according to claim 5, characterized by: Third electric hydraulic push rods (347) are uniformly arranged on the first adjusting plate (343) and the positioning plate (344), and clamping blocks (348) are arranged at the output ends of the third electric hydraulic push rods (347).

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