Cylindrical battery detection apparatus

Abstract

The application discloses a cylindrical battery detection equipment, comprising: an equipment frame, a tray and a module mechanism; the equipment frame comprises a frame body and a power mechanism, the power mechanism comprises a mounting seat, an upper air cylinder and a lower air cylinder, the mounting seat is arranged at the middle part in the vertical direction of the equipment frame; a tray supporting assembly is connected to the mounting seat, and the tray is placed on the tray supporting assembly; the module mechanism comprises an upper module mechanism and a lower module mechanism, the upper module mechanism is arranged at the upper part of the mounting seat, and the lower module mechanism is arranged at the lower part of the mounting seat; the upper air cylinder and the lower air cylinder are connected with the upper module mechanism and the lower module mechanism respectively, the upper module mechanism and the lower module mechanism are driven to move in the vertical direction, so that the upper module mechanism and the lower module mechanism are opposite to the cylindrical batteries in the tray, and cylindrical batteries of various specifications and models can be compatible.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cylindrical battery, in particular to a cylindrical battery detection equipment. BACKGROUND

[0002] Cylindrical batteries are divided into different systems of lithium iron phosphate, lithium cobaltate, lithium manganate, cobalt-manganese mixed, and ternary materials, and different material systems have different advantages. Cylindrical batteries need to be subjected to formation and capacity detection before being put into use. The existing formation and capacity detection equipment usually drives the lower die set to rise by using a lifting cylinder, so that the lower charge-discharge head of the lower die set contacts the cylindrical batteries in the battery rack, and then the battery rack is continuously lifted until the cylindrical batteries of the battery rack contact the upper charge-discharge head of the upper die set, and then the cylindrical batteries are charged and discharged, so as to realize automatic formation and capacity detection of the cylindrical batteries. However, the existing detection equipment is single and cannot be compatible with multiple batteries, and the existing equipment adopts an integrated structure of upper and lower parts, which is difficult to disassemble and maintain. The lower die set contacts the batteries first and then continues to rise, which has the risk of ejecting the batteries. SUMMARY

[0003] In order to overcome the above technical defects, the present application provides a cylindrical battery detection equipment, in order to solve the above problems, the present application is realized according to the following technical scheme:

[0004] A cylindrical battery detection equipment, comprising: an equipment frame, a tray and a die set mechanism; the equipment frame comprises a frame body and a power mechanism, the power mechanism comprises a mounting seat, an upper cylinder and a lower cylinder, the mounting seat is arranged in the middle part in the vertical direction of the equipment frame; a tray support assembly is connected to the mounting seat, and the tray is placed on the tray support assembly; the die set mechanism comprises an upper die set mechanism and a lower die set mechanism, the upper die set mechanism is arranged at the upper part of the mounting seat, and the lower die set mechanism is arranged at the lower part of the mounting seat;

[0005] Wherein, the upper cylinder is connected with the upper die set mechanism and the mounting seat, the upper cylinder drives the upper die set mechanism to move in the vertical direction, the lower cylinder is connected with the lower die set mechanism and the mounting seat, and the lower cylinder drives the lower die set mechanism to move in the vertical direction, so that the upper die set mechanism and the lower die set mechanism are connected with the cylindrical batteries in the tray.

[0006] Preferably, the frame body comprises: a top frame, a bottom frame and a plurality of columns; the plurality of columns are arranged vertically, the top frame is connected with the upper ends of the plurality of columns, and the bottom frame is connected with the lower ends of the plurality of columns.

[0007] The equipment frame comprises two groups of power mechanisms, and the two groups of power mechanisms are correspondingly arranged on the two sides of the equipment frame; the mounting seat is connected between the columns on the same side.

[0008] Preferably, the equipment frame further comprises a guide mechanism comprising a plurality of guide shafts and shaft seats;

[0009] One end of the shaft seat is a flange, and the other end is a cylindrical barrel, the inner diameter of the cylindrical barrel of the shaft seat is matched with the outer diameter of the guide shaft; the cylindrical barrel of the shaft seat is arranged in the mounting seat for connecting the guide shaft;

[0010] The guide shaft of the upper part of the frame body is arranged between the mounting seat and the top frame;

[0011] The guide shaft of the lower part of the frame body is arranged between the mounting seat and the bottom frame.

[0012] Preferably, the upper die set mechanism comprises an upper die set base and a negative pressure die set, and the upper die set base is connected with a linear bearing;

[0013] The lower die set mechanism comprises a lower die set base and a probe die set, and the lower die set mechanism is connected with a linear bearing;

[0014] The linear bearings of the upper die set base and the lower die set base are respectively sleeved on the corresponding guide shafts, the upper die set base is connected with the upper cylinder, the lower die set base is connected with the lower cylinder, the upper cylinder drives the upper die set mechanism to move up and down along the guide shaft, and the lower cylinder drives the lower die set mechanism to move up and down along the guide shaft.

[0015] Preferably, the upper die set mechanism and the lower die set mechanism each comprise a die set limiting assembly;

[0016] The die set limiting assembly comprises a limiting sleeve, a limiting bolt and a limiting pad;

[0017] The inner wall of the limiting sleeve is provided with threads, one end of the limiting sleeve is connected with a limiting flange, the limiting sleeve is connected with the upper die set base and the lower die set base through the limiting flange, the limiting bolt is arranged in the other end of the limiting sleeve, the limiting pad is arranged on the mounting seat, the position of the limiting pad corresponds to the position of the limiting bolt, and the limiting sleeve is further provided with a hollow part and a scale.

[0018] Preferably, the detection equipment further comprises a supporting mechanism, the supporting mechanism comprises a supporting frame, two cylinders and two supporting stools;

[0019] The two supporting stools are respectively connected to the bottom frame of the equipment frame, the two cylinders are respectively connected to the supporting stools, the two sides of the supporting frame are respectively connected to the two cylinders, and the supporting frame is arranged at the lower part of the tray.

[0020] The upper surface of the support frame is connected by a plurality of hollow pipes, the pipes are communicated with each other, and a plurality of air blowing holes are arranged on the pipes for heat dissipation.

[0021] Preferably, the tray support assembly further comprises a tray support plate, a tray heightening block and a tray limiting piece; the tray support plate is connected to the lower side of the mounting seat; the tray heightening block is connected to the tray support plate; and the tray limiting piece is installed on the tray heightening block.

[0022] The tray comprises a bottom plate, a plurality of support columns and a battery limiting plate; a plurality of through holes are arranged in order on the bottom plate, and the through holes expose the electrodes of the battery; one end of the plurality of support columns is connected to the bottom plate of the tray; the battery limiting plate is provided with limiting holes corresponding to the through holes, the limiting holes are adapted to the diameter of the cylindrical battery to be detected, the battery limiting plate is arranged in parallel on the upper part of the tray bottom plate, and the battery limiting plate is connected to the other end of the support column.

[0023] Preferably, the detection device further comprises a module connecting mechanism.

[0024] The module connecting mechanism comprises a sliding assembly and a limiting assembly.

[0025] The sliding assembly comprises a main plate, a sliding block and a back plate, a sliding groove is arranged on the main plate, the sliding block is connected to the back plate, the sliding block is adapted to the sliding groove, the sliding block is slidingly connected in the sliding groove, and the back plate can be moved on the main plate through the sliding block.

[0026] The limiting assembly comprises a positioning block, a locking block and a connecting block; the positioning block is connected to the main plate, the positioning block is arranged on the same side as the sliding groove, the positioning block is provided with a containing groove; the locking block is connected to the back plate, the locking block is arranged on the side close to the main plate, and the locking block is arranged at the end away from the positioning block; and the connecting block is connected to the main plate, the main plate is provided with the connecting block at both ends, and the connecting block is arranged on the side away from the sliding groove.

[0027] The sliding assembly has an extracted state and a reset state; when the sliding assembly is in the reset state, the back plate is placed in the containing groove, and the locking block is connected to the connecting block; and when the sliding assembly is in the extracted state, the sliding block can be extracted at the end away from the positioning block.

[0028] Preferably, the upper module base and the negative pressure module are connected through the module connecting mechanism.

[0029] The negative pressure module further comprises a plurality of negative pressure righting assemblies and a manifold pipe; the manifold pipe is connected to the back plate;

[0030] The negative pressure righting assembly comprises a negative pressure cup, a suction rod guide sleeve, a negative pressure suction rod, a plurality of auxiliary rods and a righting pressure plate; the negative pressure cup is connected to the manifold pipe through the negative pressure pipe; the lower end of the suction rod guide sleeve is connected with a flange, the suction rod guide sleeve is connected to the first mounting plate through the flange, and the upper end of the suction rod guide sleeve is connected to the negative pressure cup; one end of the negative pressure suction rod is connected to the negative pressure cup, and the other end of the negative pressure suction rod is connected to a negative pressure suction nozzle and passes out of the lower end of the suction rod guide sleeve; one end of the plurality of auxiliary rods is connected to the lower end of the suction rod guide sleeve; the upper end of the righting pressure plate is connected to the other end of the plurality of auxiliary rods, the middle part of the righting pressure plate has a round hole, the negative pressure suction nozzle extends out of the round hole, and a righting part is further arranged on the righting pressure plate;

[0031] The plurality of auxiliary rods and the negative pressure suction rod are further provided with springs, and the plurality of auxiliary rods and the negative pressure suction rod are arranged in the springs.

[0032] Preferably, the lower mold group base is connected to the probe mold group through the mold group connecting mechanism.

[0033] The probe mold group further comprises a probe and a bypass module, and the bypass module is connected to the probe.

[0034] Compared with the prior art, the cylindrical battery detection equipment has the following advantages:

[0035] A cylindrical battery detection equipment comprises an equipment frame, a tray and a mold mechanism; the equipment frame comprises a frame main body and a power mechanism, the power mechanism comprises a mounting seat, an upper air cylinder and a lower air cylinder, the mounting seat is arranged in the middle part in the vertical direction of the equipment frame; a tray supporting assembly is connected to the mounting seat, and the tray is placed on the tray supporting assembly; the mold mechanism comprises an upper mold mechanism and a lower mold mechanism, the upper mold mechanism is arranged in the upper part of the mounting seat, and the lower mold mechanism is arranged in the lower part of the mounting seat.

[0036] The upper air cylinder is connected to the upper mold mechanism and the mounting seat, the upper air cylinder drives the upper mold mechanism to move in the vertical direction, the lower air cylinder is connected to the lower mold mechanism and the mounting seat, and the lower air cylinder drives the lower mold mechanism to move in the vertical direction, so that the upper mold mechanism and the lower mold mechanism are opposite to the cylindrical batteries in the tray.

[0037] (1) The detection equipment of the present application, the tray is arranged in the middle part of the equipment, and the tray is replaceable; the upper and lower split air cylinders drive the upper and lower mold groups to move to the middle part and press the cylindrical batteries, and the cylindrical batteries of various specifications and models can be compatible.

[0038] (2) The power mechanism of the application adopts two groups of upper and lower cylinders to drive the upper and lower mold group mechanisms respectively, realizes the synchronization of the upper and lower mold group mechanisms with the battery, makes the probe closely contact with the battery, and is beneficial to reduce the temperature rise and impedance of the battery, so that the battery life and performance are more optimal;

[0039] (3) The negative pressure righting assembly is arranged in the application, which can prevent the battery from falling in the tray when the power assembly drives the upper and lower mold group probes to contact with the cylindrical battery, the negative pressure righting assembly is designed with a spring soft structure to offset the uneven force of the upper and lower mold groups, and prevent the battery from being pushed out of the tray due to uneven force;

[0040] (4) The upper and lower guide shafts are separately arranged, and the upper and lower guide shafts can be individually extracted, which is convenient for maintaining the linear bearing;

[0041] (5) The mold group connecting mechanism can conveniently and easily extract the mold group for maintenance and daily inspection;

[0042] (6) The supporting mechanism has the functions of supporting the tray and dissipating heat, the heat dissipation function and the supporting tray deformation function are combined into one design, which is beneficial to reduce the size of the equipment space. BRIEF DESCRIPTION OF DRAWINGS

[0043] The specific embodiments of the application will be further described in detail below with reference to the accompanying drawings, in which:

[0044] Figure 1 is a schematic view of the overall structure of a cylindrical battery detection device of the application;

[0045] Figure 2 is a side view of a cylindrical battery detection device of the application;

[0046] Figure 3 is a schematic view of the structure of a cylindrical battery detection device of the application without a tray and a mold group mechanism;

[0047] Figure 4 is Figure 3 is an enlarged view of part A in

[0048] Figure 5 is an exploded view of a tray in a cylindrical battery detection device of the application;

[0049] Figure 6 is a schematic view of the structure of an upper mold group in a cylindrical battery detection device of the application;

[0050] Figure 7 is a schematic view of the structure of a negative pressure mold group in a cylindrical battery detection device of the application;

[0051] Figure 8is a structural schematic view of a negative pressure righting assembly in a cylindrical battery detection equipment of the present application;

[0052] Figure 9 is a structural schematic view of a lower die assembly in a cylindrical battery detection equipment of the present application;

[0053] Figure 10 is a structural schematic view of a probe module assembly in a cylindrical battery detection equipment of the present application;

[0054] Figure 11 is a structural schematic view of a support mechanism in a cylindrical battery detection equipment of the present application;

[0055] Figure 12 is a structural schematic view of a guide mechanism in a cylindrical battery detection equipment of the present application;

[0056] Figure 13 is a structural schematic view of a die assembly limiting assembly in a cylindrical battery detection equipment of the present application;

[0057] Figure 14 is a structural schematic view of a die assembly connecting mechanism in a reset state in a cylindrical battery detection equipment of the present application;

[0058] Figure 15 is a structural schematic view of a die assembly connecting mechanism in an extracted state in a cylindrical battery detection equipment of the present application;

[0059] Figure 16 is another view of a structural schematic view of a die assembly connecting mechanism in an extracted state in a cylindrical battery detection equipment of the present application;

[0060] In the figure:

[0061] 1 - equipment frame; 2 - tray; 3 - die assembly mechanism;

[0062] 10 - frame body; 11 - top frame; 12 - bottom frame; 13 - stand

[0063] 20 - power mechanism; 21 - mounting seat; 22 - upper air cylinder; 23 - lower air cylinder;

[0064] 30 - tray support assembly; 31 - tray support plate; 32 - tray heightening block; 33 - tray limiting piece;

[0065] 41 - bottom plate; 42 - support column; 43 - battery limiting plate; 44 - limiting hole;

[0066] 50 - upper die assembly mechanism; 51 - upper die assembly base; 52 - negative pressure die assembly; 521 - manifold;

[0067] 522-negative pressure righting assembly; 5221-negative pressure cup; 5222-suction rod guide sleeve; 5223-assistant rod; 5224-righting pressure plate;

[0068] 5225-righting part; 5226-negative pressure suction rod; 523-negative pressure pipe; 53-linear bearing;

[0069] 60-lower mold group mechanism; 61-lower mold group base; 62-probe mold group; 621-probe; 622-bypass module;

[0070] 70-guiding mechanism; 71-guiding shaft; 72-shaft base;

[0071] 73-mold limiting assembly; 731-limiting sleeve; 732-limiting bolt; 733-limiting cushion block;

[0072] 80-supporting mechanism; 81-supporting frame; 82-air cylinder; 83-supporting stool; 84-blowing hole;

[0073] 90-mold connecting mechanism; 91-sliding assembly; 911-main plate; 912-sliding block; 913-back plate; 914-sliding groove;

[0074] 92-limiting assembly; 921-positioning block; 922-locking block; 923-connecting block. DETAILED DESCRIPTION

[0075] The preferred embodiments of the present application will be described herein below with reference to the drawings, in which the preferred embodiments of the present application merely for the purpose of description and explanation of the present application, and are not intended to limit the present application.

[0076] The detailed features and advantages of the present application will be described in detail in the embodiments below, which are sufficient for any person skilled in the art to understand the technical content of the present application and to implement it, and according to the content disclosed in the specification, claims and drawings, any person skilled in the art can easily understand the related purposes and advantages of the present application. The following examples are further to illustrate the present application, but not to limit the scope of the present application in any way.

[0077] It should be understood that the terms up, down, etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0078] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements.

[0079] Furthermore, unless otherwise defined, all words or terms used herein, including technical and scientific words and terms, etc. contain their usual meanings, which can be understood by those skilled in the art. Further, the definitions of the above words or terms should be interpreted as consistent meanings in the technical field related to the present application. Unless specifically defined, these words or terms will not be interpreted as overly idealized or formal meanings.

[0080] As shown in FIG. 1, a preferred embodiment of a cylindrical battery detection device according to the present application comprises a device frame 1, a tray 2 and a module mechanism 3; the device frame 1 comprises a frame body 10 and a power mechanism 20, the power mechanism 20 comprises a mounting seat 21, an upper air cylinder 22 and a lower air cylinder 23, the mounting seat 21 is arranged at the middle part of the device frame 1 in the vertical direction; a tray support assembly 30 is connected to the mounting seat 21, and the tray 2 is placed on the tray support assembly 30; the module mechanism 3 comprises an upper module mechanism 50 and a lower module mechanism 60, the upper module mechanism 50 is arranged at the upper part of the mounting seat 21, and the lower module mechanism 60 is arranged at the lower part of the mounting seat 21. Figures 1-16

[0081] A cylindrical battery detection device, as shown in FIG. 1, comprises a device frame 1, a tray 2 and a module mechanism 3; the device frame 1 comprises a frame body 10 and a power mechanism 20, the power mechanism 20 comprises a mounting seat 21, an upper air cylinder 22 and a lower air cylinder 23, the mounting seat 21 is arranged at the middle part of the device frame 1 in the vertical direction; a tray support assembly 30 is connected to the mounting seat 21, and the tray 2 is placed on the tray support assembly 30; the module mechanism 3 comprises an upper module mechanism 50 and a lower module mechanism 60, the upper module mechanism 50 is arranged at the upper part of the mounting seat 21, and the lower module mechanism 60 is arranged at the lower part of the mounting seat 21. Figures 1-3

[0082] Wherein, the upper air cylinder 22 is connected with the upper module mechanism 50 and the mounting seat 21, and the upper air cylinder 22 drives the upper module mechanism 50 to move in the vertical direction, the lower air cylinder 23 is connected with the lower module mechanism 60 and the mounting seat 21, and the lower air cylinder 23 drives the lower module mechanism 60 to move in the vertical direction, so that the upper module mechanism 50 and the lower module mechanism 60 are opposite to the cylindrical battery in the tray 2.

[0083] The upper air cylinder 22 and the lower air cylinder 23 are used to drive the upper module mechanism 50 and the lower module mechanism 60 respectively, so that the upper module mechanism 50 and the lower module mechanism 60 are in contact with the battery synchronously, the probe is in close contact with the battery, which is beneficial to reduce the temperature rise and impedance of the battery, so that the battery life and performance are more optimal, and the split structure is also easier to disassemble.

[0084] ​​Preferably, the frame body 10 includes: a top frame 11, a bottom frame 12, and multiple columns 13; the multiple columns 13 are vertically arranged, the top frame 11 is connected to the upper end of the multiple columns 13, and the bottom frame 12 is connected to the lower end of the multiple columns 13.

[0085] The equipment frame 1 includes two sets of power mechanisms 20, which are respectively arranged on both sides of the equipment frame 1; the mounting base 21 is connected between the columns 13 on the same side.

[0086] Preferably, the device frame 1 further includes: a guide mechanism 70, such as... Figure 12 As shown; the guiding mechanism 70 includes a plurality of guide shafts 71 and a bearing 72;

[0087] One end of the bearing seat 72 is a flange, and the other end is a cylindrical tube. The inner diameter of the cylindrical tube of the bearing seat 72 is adapted to the outer diameter of the guide shaft 71. The cylindrical tube of the bearing seat 72 passes through the mounting base 21 for connecting the guide shaft 71.

[0088] The guide shaft 71 on the upper part of the frame body 10 is installed between the mounting base 21 and the top frame 11;

[0089] The guide shaft 71 of the lower part of the frame body 10 is installed between the mounting base 21 and the bottom frame 12.

[0090] The guide shaft 71 also uses a split upper and lower structure design, which facilitates disassembly and maintenance.

[0091] Preferably, the upper module mechanism 50 includes an upper module base 51 and a negative pressure module 52, such as... Figure 9 As shown, the upper module base 51 is connected to a linear bearing 53;

[0092] The lower module mechanism 60 includes a lower module base 61 and a probe module 62, and the lower module mechanism 60 is connected to a linear bearing 53;

[0093] The linear bearings 53 of the upper module base 51 and the lower module base 61 are respectively sleeved on the corresponding guide shafts 71. The upper module base 51 is connected to the upper cylinder 22, and the lower module base 61 is connected to the lower cylinder 23. The upper cylinder 22 drives the upper module mechanism 50 to move up and down along the guide shaft 71, and the lower cylinder 23 drives the lower module mechanism 60 to move up and down along the guide shaft 71.

[0094] Preferably, both the upper module mechanism 50 and the lower module mechanism 60 include: a module limiting component 73; such as Figure 13As shown, the module limiting assembly 73 comprises a limiting sleeve 731, a limiting bolt 732 and a limiting cushion block 733.

[0095] The inner wall of the limiting sleeve 731 is threaded, one end of the limiting sleeve 731 is connected with a limiting flange, the limiting sleeve 731 is connected with the upper module base 51 and the lower module base 61 through the limiting flange respectively, the limiting bolt 732 is arranged at the other end of the limiting sleeve 731, the limiting cushion block 733 is arranged on the mounting seat 21, the position of the limiting cushion block 733 corresponds to the position of the limiting bolt 732, the limiting sleeve 731 is further provided with a hollow part and a scale, the hollow part is used for observing the position of the limiting bolt 732 in the limiting sleeve 731, and the scale is used for adjusting the height of the limiting assembly. Specifically, when the detection equipment detects cylindrical batteries of different heights, the height of the module limiting assembly can be set in advance, so that the upper module mechanism 50 and the lower module mechanism 60 can be moved to the position in contact with the battery.

[0096] Preferably, the detection equipment further comprises a supporting mechanism 80, such as Figure 11 As shown, the supporting mechanism 80 comprises a supporting frame 81, two air cylinders 82 and two supporting stools 83.

[0097] The two supporting stools 83 are respectively connected to the bottom frame 12 of the equipment frame 1, the two air cylinders 82 are respectively connected to the supporting stools 83, the two sides of the supporting frame 81 are respectively connected to the two air cylinders 82, and the supporting frame 81 is arranged at the lower part of the tray 2.

[0098] The upper surface of the supporting frame 81 is connected by a plurality of hollow pipes, the pipes are in communication with each other, and a plurality of air blowing holes 84 are arranged on the pipes.

[0099] The supporting frame 81 is arranged between the tray 2 and the probe module 62 of the detection equipment, when the probe module 62 of the detection equipment moves upward and contacts the battery in the tray 2, the air cylinder 82 drives the supporting frame 81 to move upward and contact the bottom of the tray 2 to support the tray 2, the upper surface of the supporting frame 81 can expose the probe of the probe module 62, and the upper surface of the supporting frame 81 is further connected with an insulating pad.

[0100] The support frame 81 is further provided with a plurality of elbow joints on both sides, one end of the elbow joint is connected to the channel inside the support frame 81, a plurality of air blowing holes 84 are arranged on the side of the support frame 81, the other end of the elbow joint is connected with the air pipe, the channel inside the support frame 81 is used to transport gas, the gas is blown out through the air blowing hole 84, and the device is used to dissipate heat.

[0101] As shown in Figure 2 , the detection device comprises two support mechanisms 80 arranged side by side. The length of the support frame 81 in the support mechanism 80 is adapted to the length of the tray 2, but the width of the support frame 81 is too short to adapt to the width of the tray 2, so one or more support mechanisms 80 are arranged in the width direction of the tray 2, which can cover the entire tray 2.

[0102] Preferably, as shown in Figure 4 , the tray support assembly 30 further comprises a tray support plate 31, a tray heightening block 32 and a tray limiting piece 33; the tray support plate 31 is connected to the lower side of the mounting seat 21; the tray heightening block 32 is connected to the tray support plate 31; and the tray limiting piece 33 is installed on the tray heightening block 32.

[0103] A plurality of tray heightening blocks 32 are arranged on the tray support plate 31, the tray heightening blocks 32 are used to place the tray 2, the tray limiting piece 33 is installed on the tray heightening block 32, the tray limiting piece 33 is used to limit the tray, the tray limiting piece 33 is bent outward to form a bending part, and the bending part plays a guiding role when the tray 2 is placed, guiding the tray 2 to be accurately placed on the tray heightening block 32.

[0104] As shown in Figure 5 , the tray 2 comprises a bottom plate 41, a plurality of support columns 42 and a battery limiting plate 43; a plurality of through holes are arranged in order on the bottom plate 41, the through holes expose the electrodes of the battery; one end of the plurality of support columns 42 is connected to the bottom plate 41 of the tray 2; the battery limiting plate 43 is provided with limiting holes 44 corresponding to the through holes, the limiting holes 44 are adapted to the diameter of the cylindrical battery to be detected, the battery limiting plate 43 is arranged in parallel on the upper part of the bottom plate 41 of the tray 2, the other end of the support column 42 is connected with the battery limiting plate 43, and the battery limiting plate 43 is used to limit the battery.

[0105] Preferably, as shown in Figures 14-16 , the detection device further comprises a module connecting mechanism 90.

[0106] The module connecting mechanism 90 comprises a sliding assembly 91 and a limiting assembly 92.

[0107] The sliding assembly 91 comprises a main plate 911, a sliding block 912 and a back plate 913, the main plate 911 is provided with a sliding groove 914, the sliding block 912 is connected with the back plate 913, the sliding block 912 is matched with the sliding groove 914, the sliding block 912 is slidingly connected in the sliding groove 914, and the back plate 913 can be moved on the main plate 911 through the sliding block 912.

[0108] The limiting assembly 92 comprises a positioning block 921, a locking block 922 and a connecting block 923, the positioning block 921 is connected on the main plate 911, the positioning block 921 is arranged on the same side as the sliding groove 914, the positioning block 921 is provided with a containing groove, the locking block 922 is connected on the back plate 913, the locking block 922 is arranged on a side close to the main plate 911, and the locking block 922 is arranged at an end away from the positioning block 921, and the connecting block 923 is connected on the main plate 911, the main plate 911 is provided with the connecting block 923 at both ends, and the connecting block 923 is arranged on a side away from the sliding groove 914.

[0109] The sliding assembly 91 has an extracted state and a reset state, when the sliding assembly 91 is in the reset state, the back plate 913 is placed in the containing groove, and the locking block 922 is connected with the connecting block 923, and when the sliding assembly 91 is in the extracted state, the sliding block 912 can slide out at an end away from the positioning block 921.

[0110] Specifically, the number of the sliding blocks 912 is not fixed, and can be adjusted according to specific conditions, the sliding blocks 912 and the sliding grooves 914 are matched to extract the module when the module is maintained, so that the maintenance is more convenient. The sliding assembly 91 slidingly connects the back plate 913 on the main plate 911 through the sliding blocks 912 and the sliding grooves 914, the limiting assembly 92 is used for limiting the back plate 913, can limit the sliding direction of the back plate 913, and adjusts the specific position of the back plate 913 when the back plate 913 is reset.

[0111] Preferably, the main plate 911 is provided with a plurality of waist-shaped holes, and the shaft-positioning screws are arranged in the waist-shaped holes.

[0112] Preferably, the upper module base 51 and the negative pressure module 52 are connected through the module connecting mechanism 90.

[0113] The negative pressure module 52 further comprises a plurality of negative pressure righting assemblies 522 and a manifold 521. Figure 7As shown in the figure, the manifold 521 is connected on the back plate 913;

[0114] As shown in the figure, Figure 8 As shown in the figure, the negative pressure righting assembly 522 includes: a negative pressure cup 5221, a suction rod guide sleeve 5222, a negative pressure suction rod 5226, a plurality of auxiliary rods 5223 and a righting pressure plate 5224; the negative pressure cup 5221 is connected with the manifold 521 through the negative pressure pipe 523; the lower end of the suction rod guide sleeve 5222 is connected with a flange, the suction rod guide sleeve 5222 is connected with the first mounting plate through the flange, and the upper end of the suction rod guide sleeve 5222 is connected with the negative pressure cup 5221; one end of the negative pressure suction rod 5226 is connected with the negative pressure cup 5221, and the other end of the negative pressure suction rod 5226 is connected with a negative pressure suction nozzle and passes out from the lower end of the suction rod guide sleeve 5222; one end of the plurality of auxiliary rods 5223 is connected with the lower end of the suction rod guide sleeve 5222; the upper end of the righting pressure plate 5224 is connected with the other end of the plurality of auxiliary rods 5223, the middle part of the righting pressure plate 5224 has a round hole, the negative pressure suction nozzle extends from the round hole, and the righting pressure plate 5224 is further provided with a righting part 5225;

[0115] The plurality of auxiliary rods 5223 and the negative pressure suction rod 5226 are further provided with springs, and the plurality of auxiliary rods 5223 and the negative pressure suction rod 5226 pass through the springs. One end of the spring abuts against the righting pressure plate 5224, and the other end of the spring abuts against the flange on the suction rod guide sleeve 5222. The spring plays a buffering role when the negative pressure righting assembly 522 contacts the cylindrical battery, offsets the uneven force of the upper and lower mold groups, prevents the battery from being pushed out of the tray 2 due to uneven force, and the righting part plays a righting role on the battery, preventing the battery from falling in the tray 2.

[0116] Preferably, as shown in the figure, Figures 9-10 The lower mold group base 61 and the probe mold group 62 are connected through the mold group connecting mechanism 90.

[0117] The probe mold group 62 further includes a probe 621 and a bypass module 622, and the bypass module 622 is connected with the probe 621. The probe 621 is a positive and negative integrated probe; the bypass module 622 includes a control circuit, and the bypass module 622 and the probe 621 are arranged together, so as to reduce the cable length between the probe 621 and the bypass module 622, which is beneficial to reduce line loss, has higher test precision, is also beneficial to reduce cost, and when maintenance is performed, the whole module is extracted, which is also convenient for maintenance.

[0118] The working principle of the cylindrical battery detection equipment is as follows:

[0119] A cylindrical battery detection device comprises a device frame, a tray and a module mechanism; the device frame comprises a frame body and a power mechanism, the power mechanism comprises a mounting seat, an upper air cylinder and a lower air cylinder, the mounting seat is arranged in the middle part of the device frame in the vertical direction; a tray support assembly is connected to the mounting seat, and the tray is placed on the tray support assembly; the module mechanism comprises an upper module mechanism and a lower module mechanism, the upper module mechanism is arranged in the upper part of the mounting seat, and the lower module mechanism is arranged in the lower part of the mounting seat;

[0120] The upper air cylinder is connected with the upper module mechanism and the mounting seat, the upper air cylinder drives the upper module mechanism to move in the vertical direction, the lower air cylinder is connected with the lower module mechanism and the mounting seat, and the lower air cylinder drives the lower module mechanism to move in the vertical direction, so that the upper module mechanism and the lower module mechanism are opposite to the cylindrical batteries in the tray.

[0121] Other structures of the cylindrical battery detection device described in the embodiment refer to the prior art.

[0122] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Any modification, equivalent change and modification of the above embodiment based on the technical essence of the present application, without departing from the technical solution content of the present application, still belongs to the scope of the technical solution of the present application.

Claims

1. A cylindrical battery inspection apparatus characterized by comprising: The utility model relates to a kind of cylindrical battery detection equipment, including: Device frame (1), the device frame (1) includes frame body (10) and power mechanism (20), the power mechanism (20) includes mounting seat (21), upper cylinder (22) and lower cylinder (23), the mounting seat (21) is set in the middle part of the vertical direction of the device frame (1); Tray (2), the mounting seat (21) is connected with tray support assembly (30), the tray (2) is placed on the tray support assembly (30); Module mechanism (3), the module mechanism (3) includes upper module mechanism (50) and lower module mechanism (60), the upper module mechanism (50) is set in the upper portion of the mounting seat (21), the lower module mechanism (60) is set in the lower portion of the mounting seat (21); The upper module mechanism (50) and lower module mechanism (60) each include: module limiting assembly (73); The module limiting assembly (73) includes: limiting sleeve (731), limiting bolt (732) and limiting pad (733); Wherein, the inner wall of the limiting sleeve (731) has thread, one end of the limiting sleeve (731) is connected with limiting flange, the limiting sleeve (731) is connected with upper module base (51) and lower module base (61) respectively through the limiting flange;The limiting bolt (732) is arranged in the other end of the limiting sleeve (731);The limiting pad (733) is arranged on the mounting seat (21), and the position of the limiting pad (733) corresponds to the position of the limiting bolt (732);The limiting sleeve (731) is further provided with hollow part and scale; Wherein, the upper cylinder (22) is connected with the upper module mechanism (50) and mounting seat (21), and the upper cylinder (22) drives the upper module mechanism (50) to move in the vertical direction, the lower cylinder (23) is connected with the lower module mechanism (60) and mounting seat (21), and the lower cylinder (23) drives the lower module mechanism (60) to move in the vertical direction, so that the upper module mechanism (50) and the lower module mechanism (60) are opposite to cylindrical battery in tray (2).

2. The cylindrical battery detection equipment according to claim 1, wherein: The frame body (10) includes: top frame (11), bottom frame (12) and a plurality of columns (13);The plurality of columns (13) are vertically arranged, the top frame (11) is connected with the upper end of the plurality of columns (13), and the bottom frame (12) is connected with the lower end of the plurality of columns (13); The device frame (1) includes two groups of power mechanism (20), and the two groups of power mechanism (20) are correspondingly arranged on the two sides of the device frame (1);The mounting seat (21) is connected between the columns (13) on the same side.

3. The cylindrical battery inspection apparatus according to claim 2, wherein The device frame (1) further includes: Guiding mechanism (70), the guiding mechanism (70) includes a plurality of guide shafts (71) and shaft seat (72); The shaft seat (72) is flanged at one end and is a cylindrical barrel at the other end, the inner diameter of the cylindrical barrel of the shaft seat (72) is matched with the outer diameter of the guide shaft (71); the cylindrical barrel of the shaft seat (72) is arranged in the mounting seat (21) for connecting the guide shaft (71); The guide shaft (71) of the upper part of the frame body (10) is arranged between the mounting seat (21) and the top frame (11); The guide shaft (71) of the lower part of the frame body (10) is arranged between the mounting seat (21) and the bottom frame (12).

4. The cylindrical battery detection device according to claim 3, wherein: The upper die set mechanism (50) comprises an upper die set base (51) and a negative pressure die set (52), and the upper die set base (51) is connected with a linear bearing (53); The lower die set mechanism (60) comprises a lower die set base (61) and a probe die set (62), and the lower die set mechanism (60) is connected with a linear bearing (53); The linear bearings (53) of the upper die set base (51) and the lower die set base (61) are respectively sleeved on the corresponding guide shafts (71), the upper die set base (51) is connected with the upper air cylinder (22), the lower die set base (61) is connected with the lower air cylinder (23), the upper air cylinder (22) drives the upper die set mechanism (50) to move up and down along the guide shaft (71), and the lower air cylinder (23) drives the lower die set mechanism (60) to move up and down along the guide shaft (71).

5. The cylindrical battery inspection apparatus according to claim 1, wherein The detection device further comprises: A support mechanism (80) comprising a support frame (81), two air cylinders (82) and two support stools (83); The two support stools (83) are respectively connected to the bottom frame (12) of the equipment frame (1), the two air cylinders (82) are respectively connected to the support stools (83), the two sides of the support frame (81) are respectively connected with the two air cylinders (82), and the support frame (81) is arranged at the lower part of the tray (2); The upper surface of the support frame (81) is formed by a plurality of hollow pipes connected with each other, the pipes are in communication with each other, and a plurality of air blowing holes (84) are further arranged on the pipes, and the air blowing holes (84) are used for heat dissipation.

6. The cylindrical battery detection device according to claim 1, wherein: The tray support assembly (30) further comprises a tray support plate (31), a tray heightening block (32) and a tray limiting piece (33); the tray support plate (31) is connected to the lower side of the mounting seat (21); the tray heightening block (32) is connected to the tray support plate (31); and the tray limiting piece (33) is arranged on the tray heightening block (32). The tray (2) comprises a bottom plate (41), a plurality of support columns (42) and a battery limiting plate (43); the bottom plate (41) is provided with a plurality of orderly arranged through holes, the through holes exposing the electrodes of the battery; one end of the plurality of support columns (42) is connected to the bottom plate (41) of the tray (2); the battery limiting plate (43) is provided with limiting holes (44) corresponding to the through holes, the limiting holes (44) are matched with the diameter of the cylindrical battery to be detected, the battery limiting plate (43) is arranged in parallel on the upper part of the bottom plate (41) of the tray (2), and the battery limiting plate (43) is connected to the other end of the support column (42).

7. The cylindrical battery inspection apparatus according to claim 4, wherein The detection device further comprises: A module connecting mechanism (90); The module connecting mechanism (90) comprises a sliding assembly (91) and a limiting assembly (92); The sliding assembly (91) comprises a main plate (911), a sliding block (912) and a back plate (913), the main plate (911) is provided with a sliding groove (914), the sliding block (912) is connected to the back plate (913), the sliding block (912) is matched with the sliding groove (914), the sliding block (912) is slidingly connected in the sliding groove (914), and the back plate (913) can move on the main plate (911) through the sliding block (912); The limiting assembly (92) comprises a positioning block (921), a locking block (922) and a connecting block (923); the positioning block (921) is connected to the main plate (911), the positioning block (921) is arranged on the same side as the sliding groove (914), and the positioning block (921) is provided with a containing groove; the locking block (922) is connected to the back plate (913), the locking block (922) is arranged on the side close to the main plate (911), and the locking block (922) is arranged at the end away from the positioning block (921); the connecting block (923) is connected to the main plate (911), the main plate (911) is provided with the connecting block (923) at both ends, and the connecting block (923) is arranged on the side away from the sliding groove (914); The sliding assembly (91) has an extracted state and a reset state, when the sliding assembly (91) is in the reset state, the back plate (913) is placed in the containing groove, and the locking block (922) is connected to the connecting block (923); when the sliding assembly (91) is in the extracted state, the sliding block (912) can slide out at the end away from the positioning block (921).

8. The cylindrical battery detection device according to claim 7, wherein: The upper module base (51) and the negative pressure module (52) are connected through the module connecting mechanism (90); The negative pressure module (52) further comprises a plurality of negative pressure righting assemblies (522) and a manifold (521); the manifold (521) is connected to the back plate (913). The negative pressure righting assembly (522) comprises a negative pressure cup (5221), a suction rod guide sleeve (5222), a negative pressure suction rod (5226), a plurality of auxiliary rods (5223) and a righting pressing plate (5224); the negative pressure cup (5221) is connected with the manifold (521) through a negative pressure pipe (523); the lower end of the suction rod guide sleeve (5222) is connected with a flange, the suction rod guide sleeve (5222) is connected with the first mounting plate through the flange, and the upper end of the suction rod guide sleeve (5222) is connected with the negative pressure cup (5221); one end of the negative pressure suction rod (5226) is connected with the negative pressure cup (5221), and the other end of the negative pressure suction rod (5226) is connected with a negative pressure suction nozzle and passes out from the lower end of the suction rod guide sleeve (5222); one end of the plurality of auxiliary rods (5223) is connected with the lower end of the suction rod guide sleeve (5222); the upper end of the righting pressing plate (5224) is connected with the other end of the plurality of auxiliary rods (5223), the middle part of the righting pressing plate (5224) is provided with a round hole, the negative pressure suction nozzle passes out from the round hole, and the righting pressing plate (5224) is further provided with a righting part (5225); The plurality of auxiliary rods (5223) and the negative pressure suction rod (5226) are further provided with springs, and the plurality of auxiliary rods (5223) and the negative pressure suction rod (5226) pass through the springs.

9. The cylindrical battery detection device according to claim 7, wherein: The lower die set base (61) and the probe module (62) are connected through the module connecting mechanism (90); The probe module (62) further comprises a probe (621) and a bypass module (622), and the bypass module (622) is connected with the probe (621).

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