Automatic appearance sorting equipment for electrolytic capacitors

Abstract

Automatic appearance sorting equipment for electrolytic capacitors comprises a feeding unit, a conveying unit, a detection unit, an overturning unit, a discharging unit, a driving unit and a control unit, and the feeding unit transfers the capacitors to the conveying unit; the conveying unit comprises a rotary table clamping mechanism and a first opening and closing control mechanism. The rotary table clamping mechanism comprises a rotary table, a cam divider and a first clamping device. The detection unit comprises a first detection mechanism, a second detection mechanism and a third detection mechanism; the feeding unit, the first detection mechanism, the second detection mechanism and the overturning unit are sequentially distributed on the periphery of the rotating disc in a surrounding mode. The overturning unit overturns the capacitor for a third detection mechanism to detect the capacitor and transfers the capacitor to the discharging unit; the discharging unit is used for removing defective products and counting and charging good products; the driving unit drives the cam divider, the first opening and closing control mechanism, the first detection mechanism, the second detection mechanism, the overturning unit and the discharging unit. And the control unit controls the actuation cooperation among the units.

Description

Technical Field

[0001] The utility model relates to the technical field of capacitor detection, in particular to an automatic appearance sorting device for electrolytic capacitors. Background Art

[0002] Currently, capacitors are commonly used in a wide variety of electronic products as electronic components. This utility model is applicable to leaded aluminum electrolytic capacitors, which typically have an aluminum housing and two leads at one end. During the production process, these capacitors require inspection, typically to check for deformation or defects in the housing and leads, and to verify that the housing dimensions meet production requirements.

[0003] In the existing technology, the inspection of capacitors generally goes through the workflow of loading, testing, sorting and unloading. Most companies still use manual labor to load, test, sort and unload. Not only is the degree of automation low and there are human errors in the inspection, resulting in poor inspection results, but the labor cost is high and the inspection efficiency is low. After the inspection is completed, manual sorting is required to separate good and defective products. Manual sorting may cause damage to the capacitors during the sorting process. Utility Model Content

[0004] The purpose of the utility model is to provide an automatic electrolytic capacitor appearance sorting device to solve the problems of low automation level, low detection efficiency and large manual detection error in capacitor detection in the prior art.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] An automatic sorting device for the appearance of electrolytic capacitors includes a machine and a loading unit, a conveying unit, a detection unit, a flip unit, a unloading unit, a driving unit and a control unit arranged on the machine; the loading unit is used to transfer the capacitor to be detected to the conveying unit; the conveying unit includes a turntable clamping mechanism and a first opening and closing control mechanism, the turntable clamping mechanism includes a turntable rotatably arranged on the machine, a cam divider for driving the turntable to rotate and a plurality of first clamping devices evenly spaced around the periphery of the turntable, the turntable is used to drive the plurality of first clamping devices to rotate, the first clamping device is used to clamp the capacitor, and the first opening and closing control mechanism is used to cooperate with the first clamping device to enable the first clamping device to clamp or release the capacitor; the detection unit includes a first detection mechanism, a second detection mechanism and a third detection mechanism, the first detection mechanism is used to detect the appearance of the side periphery of the aluminum shell of the capacitor, the second detection mechanism is used to detect whether the bottom of the capacitor is bulging, and the third detection mechanism is used to detect whether the bottom of the capacitor is bulging. The detection mechanism is used to detect whether the leads of the capacitor are bent. The capacitors that pass the detection by the detection unit are good products, and the capacitors that fail the detection are defective products; the loading unit, the first detection mechanism, the second detection mechanism, and the flipping unit are distributed around the circumference of the turntable in sequence; the flipping unit is located between the turntable and the third detection mechanism and is used to flip the capacitor for the third detection mechanism to detect the leads of the capacitor and transfer the capacitor to the unloading unit; the unloading unit is located on the side of the flipping unit away from the turntable, and the unloading unit is used to reject defective products and count and load good products; the driving unit includes a driving device and a driving shaft, the driving device is used to drive the driving shaft to rotate, and the driving shaft is respectively connected to the cam divider, the first opening and closing control mechanism, the first detection mechanism, the second detection mechanism, the flipping unit, and the unloading unit; the control unit is used to control the actuation coordination between the loading unit, the conveying unit, the detection unit, the flipping unit, the unloading unit, and the driving unit.

[0007] Furthermore, the first clamping device is a normally closed clamp, which is used to clamp the lead of the capacitor. An extension portion is provided at one end of the first clamping device close to the axis of the turntable, and the extension portion cooperates with the first opening and closing control mechanism.

[0008] Furthermore, the first opening and closing control mechanism includes a cam plate rotatably arranged above the turntable and a shaft sleeve rotatably arranged below the turntable. The cam plate and the shaft sleeve are respectively connected to the drive shaft through a first cam-link assembly and a second cam-link assembly; the cam plate can press against the extension of the first clamping device to put the first clamping device in an open state, and the shaft sleeve can press against the extension of the first clamping device to put the first clamping device in an open state.

[0009] Furthermore, the first detection mechanism includes a side detector arranged on the machine and a first rotating clamping assembly for clamping and rotating the capacitor, the first rotating clamping assembly includes a second clamping device and a first drive motor for driving the second clamping device to rotate, the second clamping device is a normally closed clamp, and the second clamping device is used to clamp the capacitor conveyed by the first clamping device; the second detection mechanism includes a bottom detector arranged on the machine and a second rotating clamping assembly for clamping and rotating the capacitor, the second rotating clamping assembly includes a third clamping device and a second drive motor for driving the third clamping device to rotate, the third clamping device is a normally closed clamp, and the third clamping device is used to clamp the capacitor conveyed by the first clamping device.

[0010] Furthermore, the detection unit also includes a second opening and closing control mechanism, which includes a synchronous abutment assembly and a third cam-link assembly. The synchronous abutment assembly is used to simultaneously abut the second clamping device and the third clamping device to simultaneously make the second clamping device and the third clamping device in an open state. The third cam-link assembly is connected to the drive shaft and is used to drive the synchronous abutment assembly to work.

[0011] Furthermore, the third detection mechanism includes a lead detector arranged on the machine platform, and the lead detector cooperates with the flip unit to detect the leads of the capacitor.

[0012] Furthermore, the flipping unit includes a flipping clamping mechanism, which includes a fourth clamping device and a fifth clamping device. The fourth clamping device is used to clamp the capacitor transported by the first clamping device, and the fifth clamping device is used to clamp the capacitor transported by the fourth clamping device. The fourth clamping device and the fifth clamping device are respectively rotatably arranged on the machine platform, and the lead detector detects the leads of the capacitor on the fifth clamping device.

[0013] Furthermore, the flipping unit also includes a third opening and closing control mechanism and a synchronous transmission mechanism. The third opening and closing control mechanism includes a first push rod, a second push rod, a fourth cam connecting rod assembly and a fifth cam connecting rod assembly. The first push rod is used to push against the fourth clamping device so that the fourth clamping device is in an open state. The fourth cam connecting rod assembly is connected to the drive shaft and is used to drive the first push rod to work. The second push rod is used to push against the fifth clamping device so that the fifth clamping device is in an open state. The fifth cam connecting rod assembly is connected to the drive shaft and is used to drive the second push rod to work; the synchronous transmission mechanism is connected to the drive shaft and is used to drive the fourth clamping device and the fifth clamping device to rotate synchronously to cooperate with each other.

[0014] Furthermore, the unloading unit includes a sorting mechanism, a pushing mechanism and a loading tray. The sorting mechanism is used to remove defective products, and the pushing mechanism is used to count good products and push them into the loading tray.

[0015] Furthermore, the sorting mechanism includes a baffle movably arranged on the upper surface of the machine, a recycling box arranged under the machine, and a driving component for driving the baffle; when the detected capacitor is a defective product, the driving component drives the baffle to open, and the defective product falls into the recycling box; when the detected capacitor is a good product, the good product is transferred to the baffle through the flip unit, the driving component does not work, and the pushing mechanism counts the good products and pushes them into the loading tray.

[0016] The beneficial effects of the automatic sorting equipment for the appearance of electrolytic capacitors of the present invention are as follows: through the cooperation of the loading unit, the conveying unit, the detection unit, the flipping unit, the unloading unit, the driving unit, and the control unit, the automatic loading, automatic conveying, automatic detection, automatic sorting, and automatic loading of capacitors are realized, and the degree of automation of the automatic sorting equipment for the appearance of electrolytic capacitors is high, which not only reduces the labor cost, but also improves the detection efficiency; through the cooperation of the driving shaft and the conveying unit, the detection unit, the flipping unit, and the unloading unit, the automatic sorting equipment for the appearance of electrolytic capacitors drives different work processes through one driving unit, and realizes that the driving unit synchronously drives the conveying, detection, sorting, and loading of capacitors, which simplifies the structure of the equipment, reduces the failure rate of the equipment, improves the detection efficiency, and reduces the production cost. In summary, the automatic sorting equipment for the appearance of electrolytic capacitors not only has a simple structure, reduces the failure rate of the equipment, reduces the production cost, but also improves the detection efficiency and reduces the labor cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional diagram of an automatic electrolytic capacitor appearance sorting device according to the present utility model.

[0018] Figure 2 This is a top view of an automatic electrolytic capacitor appearance sorting device according to the present invention.

[0019] Figure 3 for Figure 1 A perspective view of the conveying unit is shown.

[0020] Figure 4 for Figure 3 A three-dimensional view of the turntable clamping mechanism is shown.

[0021] Figure 5 for Figure 4 A three-dimensional view of the first clamping device is shown.

[0022] Figure 6 for Figure 3 A three-dimensional view of the first opening and closing mechanism is shown.

[0023] Figure 7 for Figure 6 A perspective view of the cam plate is shown.

[0024] Figure 8for Figure 6 A perspective view of the sleeve is shown.

[0025] Figure 9 for Figure 1 A partial perspective view of the detection unit shown.

[0026] Figure 10 for Figure 9 A three-dimensional view of the synchronous abutment assembly is shown.

[0027] Figure 11 for Figure 1 A perspective view of the flip unit is shown.

[0028] Figure 12 for Figure 11 A three-dimensional view of the flip clamping mechanism shown.

[0029] Figure 13 for Figure 11 A three-dimensional view of the third opening and closing control mechanism shown.

[0030] Figure 14 for Figure 11 A three-dimensional view of the synchronous transmission mechanism shown.

[0031] Figure 15 for Figure 1 A three-dimensional view of the blanking unit is shown.

[0032] Figure 16 for Figure 15 A three-dimensional view of the sorting mechanism shown.

[0033] Figure 17 for Figure 1 A perspective view of the control unit is shown.

[0034] Figure 18 for Figure 1 Schematic diagram of the capacitor shown. DETAILED DESCRIPTION

[0035] The following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0036] The terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", "vertical", "horizontal", etc. in the specification and claims of the present utility model indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the clarity of expressing the technical solutions and the convenience of description, and therefore cannot be understood as limiting the present application.

[0037] See also Figures 1-4 and Figure 18 , an electrolytic capacitor appearance automatic sorting device, including a machine platform 80 and a loading unit 10, a conveying unit 20, a detection unit 30, a flip unit 40, a unloading unit 50, a driving unit 70 and a control unit 60 arranged on the machine platform 80;

[0038] The loading unit 10 is used to transfer the capacitor 100 to be tested to the conveying unit 20;

[0039] The conveying unit 20 includes a turntable clamping mechanism 21 and a first opening and closing control mechanism 22. The turntable clamping mechanism 21 includes a turntable 211 rotatably disposed on the machine platform 80, a cam divider 214 for driving the turntable 211 to rotate, and a plurality of first clamping devices 212 evenly spaced around the periphery of the turntable 211. The turntable 211 is used to drive the plurality of first clamping devices 212 to rotate. The first clamping devices 212 are used to clamp the capacitor 100. The first opening and closing control mechanism 22 is used to cooperate with the first clamping devices 212 to enable the first clamping devices 212 to clamp or release the capacitor 100.

[0040] The inspection unit 30 includes a first inspection mechanism 31, a second inspection mechanism 32, and a third inspection mechanism 33. The first inspection mechanism 31 is used to inspect the appearance of the side of the aluminum shell 102 of the capacitor 100, the second inspection mechanism 32 is used to inspect whether the bottom 103 of the capacitor 100 is bulging, and the third inspection mechanism 33 is used to inspect whether the lead 101 of the capacitor 100 is bent. The inspection unit 30 inspects qualified capacitors 100 as good products, and inspects unqualified capacitors 100 as defective products.

[0041] The loading unit 10, the first detection mechanism 31, the second detection mechanism 32, and the turning unit 40 are sequentially distributed around the circumference of the turntable 211;

[0042] The flip unit 40 is located between the turntable 211 and the third inspection mechanism 33 and is used to flip the capacitor 100 so that the third inspection mechanism 33 can inspect the lead 101 of the capacitor 100 and transport the capacitor 100 to the unloading unit 50;

[0043] The unloading unit 50 is located on a side of the flip unit 40 away from the turntable 211 , and is used to remove defective products and count and load good products;

[0044] The driving unit 70 includes a driving device 71 and a driving shaft 72. The driving device 71 is used to drive the driving shaft 72 to rotate. The driving shaft 72 is respectively connected to the cam divider 214, the first opening and closing control mechanism 22, the first detection mechanism 31, the second detection mechanism 32, the flip unit 40, and the unloading unit 50.

[0045] The control unit 60 is used to control the coordination among the loading unit 10 , the conveying unit 20 , the detecting unit 30 , the flipping unit 40 , the unloading unit 50 , and the driving unit 70 .

[0046] From the above, the electrolytic capacitor appearance automatic sorting equipment proposed in the present invention realizes automatic loading, automatic conveying, automatic detection, automatic sorting and automatic loading of the capacitor 100 through the cooperation of the loading unit 10, the conveying unit 20, the detection unit 30, the flipping unit 40, the unloading unit 50, the driving unit 70 and the control unit 60. The degree of automation of the electrolytic capacitor appearance automatic sorting equipment is high, which not only reduces labor costs but also improves detection efficiency; through the cooperation of the driving shaft 72 with the conveying unit 20, the detection unit 30, the flipping unit 40 and the unloading unit 50, the electrolytic capacitor appearance automatic sorting equipment drives different work processes through one driving unit 70, so that the driving unit 70 synchronously drives the conveying of the capacitor 100, the detection of the capacitor 100, the sorting and loading of the capacitor 100, simplifies the structure of the equipment, reduces the failure rate of the equipment, improves the detection efficiency and reduces the production cost. In summary, the automatic electrolytic capacitor appearance sorting equipment not only has a simple structure, reduces the failure rate of the equipment, and reduces production costs, but also improves detection efficiency and reduces labor costs.

[0047] See also Figure 4 The cam divider 214 has an input shaft 215 and an output shaft 216. The input shaft 215 is connected to the drive shaft 72 via a gear, and the output shaft 216 is connected to the rotary disk 211. Driven by the drive unit 70, the cam divider 214 can cause the rotary disk 211 to intermittently rotate. In this embodiment, eight first clamping devices 212 are provided on the rotary disk 211.

[0048] See also Figure 5 and Figure 18The first clamping device 212 is a normally closed clamp, and the first clamping device 212 is used to clamp the lead 101 of the capacitor 100. An extension portion 213 is provided at one end of the first clamping device 212 close to the axis of the turntable 211, and the extension portion 213 cooperates with the first opening and closing control mechanism 22.

[0049] Furthermore, a first bearing 217 and a second bearing 218 are provided on the extension portion 213 . The first bearing 217 and the second bearing 218 respectively cooperate with the first opening and closing control mechanism 22 to place the first clamping device 212 in an open state.

[0050] See also Figure 2-Figure 8 and Figure 18 The first opening and closing control mechanism 22 includes a cam plate 221 rotatably arranged above the turntable 211 and a sleeve 222 rotatably arranged below the turntable 211. The cam plate 221 and the sleeve 222 are respectively connected to the drive shaft 72 through a first cam connecting rod assembly 223 and a second cam connecting rod assembly 224. The driving unit 70 drives the first cam connecting rod assembly 223 and the second cam connecting rod assembly 224 to respectively drive the cam plate 221 and the sleeve 222 to rotate reciprocatingly.

[0051] The cam plate 221 can abut against the first bearing 217 of the extension portion 213 of the first clamping device 212, thereby placing the first clamping device 212 in an open state. The sleeve 222 can abut against the second bearing 218 of the extension portion 213 of the first clamping device 212, thereby placing the first clamping device 212 in an open state. More specifically, the cam plate 221 has a protrusion 225 for abutting against the first bearing 217. The sleeve 222 has two protruding ears 226 for abutting against the second bearing 218.

[0052] More specifically, the cam disc 221 is connected to the first cam-link assembly 223 through a first rotating shaft 227, and the sleeve 222 is rotatably connected to the output shaft 216 of the cam divider 214 through a rolling bearing. The sleeve 222 does not interfere with the rotation of the output shaft 216, and the side edge of the sleeve 222 is connected to the second cam-link assembly 224.

[0053] When the cam disc 221 is working, the cam disc 221 rotates and causes the protrusion 225 to press against the first clamping device 212 that is stationary at the loading unit 10, and the protrusion 225 presses against the first bearing 217 to open the first clamping device 212. The loading unit 10 drives the capacitor 100 to be tested to move to the first clamping device 212, and the cam disc 221 rotates and causes the protrusion 225 to move away from the first clamping device 212 to close the first clamping device 212, thereby clamping the lead 101 of the capacitor 100 and completing the loading; subsequently, the cam disc 221 rotates and causes the protrusion 225 to press against the first clamping device 212 that is stationary at the flip unit 40, and the protrusion 225 presses against the first bearing 217 to open the first clamping device 212, thereby transferring the capacitor 100 to the flip unit 40.

[0054] When the sleeve 222 is working, the sleeve 222 rotates and causes the two lugs 226 to respectively press against the first clamping device 212 resting at the first detection mechanism 31 and the first clamping device 212 resting at the second detection mechanism 32, so as to transfer the capacitor 100 to be detected and the capacitor 100 detected by the first detection mechanism 31 to the first detection mechanism 31 and the second detection mechanism 32 for detection, respectively.

[0055] See also Figure 2 , Figure 9 , Figure 10 and Figure 18 The first detection mechanism 31 includes a side circumference detector 311 provided on the machine table 80 and a first rotating clamping assembly 312 for clamping and rotating the capacitor 100. The side circumference detector 311 cooperates with the first rotating clamping assembly 312 to detect the side circumference of the capacitor 100. The first rotating clamping assembly 312 includes a second clamping device 313 and a first driving motor 314 for driving the second clamping device 313 to rotate. The second clamping device 313 is a normally closed clamp and is used to clamp the capacitor 100 conveyed by the first clamping device 212.

[0056] The second detection mechanism 32 includes a bottom detector 321 arranged on the machine 80 and a second rotating clamping assembly 322 for clamping and rotating the capacitor 100. The bottom detector 321 cooperates with the second rotating clamping assembly 322 to detect whether there is a bulge on the bottom 103 of the capacitor 100; the second rotating clamping assembly 322 includes a third clamping device 323 and a second drive motor 324 for driving the third clamping device 323 to rotate. The third clamping device 323 is a normally closed clamp, and the third clamping device 323 is used to clamp the capacitor 100 conveyed by the first clamping device 212.

[0057] The detection unit 30 also includes a second opening and closing control mechanism 34, which includes a synchronous abutting assembly 341 and a third cam connecting rod assembly 342. The synchronous abutting assembly 341 is used to simultaneously abut the second clamping device 313 and the third clamping device 323 to simultaneously open the second clamping device 313 and the third clamping device 323. The third cam connecting rod assembly 342 is connected to the drive shaft 72 and is used to drive the synchronous abutting assembly 341. The drive unit 70 can drive the synchronous abutting assembly 341 to reciprocate up and down via the third cam connecting rod assembly 342.

[0058] Furthermore, the synchronous abutting assembly 341 includes two abutting blocks 343, a connecting arm 345 and two ball-end connecting rods 344. The two abutting blocks 343 are respectively rotatably arranged on the machine platform 80 and are respectively used to abut one of the clamping arms of the second clamping device 313 and one of the clamping arms of the third clamping device 323. The two abutting blocks 343 are respectively connected to one end of the ball-end connecting rod 344, and the other end of the ball-end connecting rod 344 is connected to the connecting arm 345. The connecting arm 345 is connected to the third cam-link assembly 342. In addition, the connecting arm 345 is movably connected to the machine platform 80. The driving unit 70 drives the connecting arm 345 to move upward through the third cam-link assembly 342 to push the two abutting blocks 343 to abut the second clamping device 313 and the third clamping device 323 respectively, so that the second clamping device 313 and the third clamping device 323 are in an open state, and then receive the capacitor 100 transferred by the conveying unit 20.

[0059] When the first detection mechanism 31 and the second detection mechanism 32 are working, the third cam connecting rod assembly 342 drives the synchronous abutting assembly 341 to abut the second clamping device 313 and the third clamping device 323, so that the second clamping device 313 and the third clamping device 323 are opened at the same time to receive the capacitor 100 transported by the conveying unit 20, and then the synchronous abutting assembly 341 moves downward to make the second clamping device 313 and the third clamping device 323 clamp the capacitor 100 respectively; the first driving motor 314 and the second driving motor 324 respectively drive the The second clamping device 313 and the third clamping device 323 rotate, the side detector 311 detects the capacitor 100 on the second clamping device 313, and the bottom detector 321 detects the capacitor 100 on the third clamping device 323; after the detection is completed, the first drive motor 314 and the second drive motor 324 stop working, and the second clamping device 313 and the third clamping device 323 are opened to wait for the conveying unit 20 to transfer the capacitor 100 on the second clamping device 313 and the capacitor 100 on the third clamping device 323.

[0060] The third detection mechanism 33 includes a lead detector 331 disposed on the machine platform 80 . The lead detector 331 cooperates with the flip unit 40 to detect the lead 101 of the capacitor 100 .

[0061] See also Figure 11-14 and Figure 18 The flip unit 40 includes a flip clamping mechanism 41, which includes a fourth clamping device 412, a fifth clamping device 413 and a fixed seat 411. The fourth clamping device 412 is used to clamp the lead 101 of the capacitor 100 conveyed by the first clamping device 212, and the fifth clamping device 413 is used to clamp the aluminum shell 102 of the capacitor 100 conveyed by the fourth clamping device 412. The fixed seat 411 is set on the machine 80, and the fourth clamping device 412 and the fifth clamping device 413 are respectively rotated on the fixed seat 411 by the second rotating shaft 414 and the third rotating shaft 415, and the fourth clamping device 412 and the fifth clamping device 413 are arranged in a stepped manner; the lead detector 331 detects the lead 101 of the capacitor 100 on the fifth clamping device 413, and the fourth clamping device 412 and the fifth clamping device 413 are both normally closed clamps.

[0062] The flip unit 40 also includes a third opening and closing control mechanism 42 and a synchronous transmission mechanism 43. The third opening and closing control mechanism 42 includes a first push rod 421, a second push rod 422, a fourth cam connecting rod assembly 423 and a fifth cam connecting rod assembly 424. The first push rod 421 moves along the axial direction of the second rotating shaft 414 and penetrates the second rotating shaft 414 and is used to push against one of the clamping arms of the fourth clamping device 412 to put the fourth clamping device 412 in an open state. The fourth cam connecting rod assembly 423 is connected to the drive shaft 72 and is used to drive the first push rod 421 to move along the axial direction of the second rotating shaft 414 and penetrate the second rotating shaft 414. The push rod 421 works to enable the fourth clamping device 412 to receive the capacitor 100 transferred by the conveying unit 20; the second push rod 422 moves axially along the third rotating shaft 415 and passes through the third rotating shaft 415 and is used to push against one of the clamping arms of the fifth clamping device 413 to put the fifth clamping device 413 in an open state, and the fifth cam connecting rod assembly 424 is connected to the drive shaft 72 and is used to drive the second push rod 422 to work, so that the fifth clamping device 413 receives the capacitor 100 transferred by the fourth clamping device 412.

[0063] The synchronous transmission mechanism 43 is connected to the driving shaft 72 and is used to drive the fourth clamping device 412 and the fifth clamping device 413 to rotate synchronously in opposite directions to achieve mutual cooperation. Furthermore, the synchronous transmission mechanism 43 is connected to the second rotating shaft 414 and the third rotating shaft 415, and the synchronous transmission mechanism 43 includes a transmission rack 431, a first transmission gear 432, a second transmission gear 433 and a sixth cam connecting rod assembly 434. The first transmission gear 432 and the second transmission gear 433 are respectively arranged on the second rotating shaft 414 and the third rotating shaft 415. The transmission rack 431 is meshed with the first transmission gear 432, and the first transmission gear 432 is meshed with the second transmission gear 433. The sixth cam connecting rod assembly 434 is connected to the transmission rack 431 and is used to drive the transmission rack 431 to move back and forth up and down, thereby driving the first transmission gear 432 and the second transmission gear 433 to rotate, so as to realize that the fourth clamping device 412 and the fifth clamping device 413 rotate synchronously in opposite directions.

[0064] When the flip unit 40 is working, in the initial state, the fourth clamping device 412 is in a vertical state and is located below the periphery of the turntable 211, and the fifth clamping device 413 is in a horizontal state and is located in the detection area of ​​the lead detector 331. The driving unit 70 drives the first push rod 421 to push against the fourth clamping device 412 through the fourth cam link assembly 423, so that the fourth clamping device 412 opens to receive the capacitor 100 transferred by the conveying unit 20, and then the fourth clamping device 412 clamps the capacitor 100; the sixth cam link assembly 434 drives the synchronous transmission assembly to rotate the fourth clamping device 412 clockwise, and at the same time, the fifth clamping device 413 rotates counterclockwise, so that the fourth clamping device 412 is in a horizontal state and the fifth clamping device 413 is in a vertical state; the fifth cam link assembly 424 drives the second push rod 422 to open the fifth clamping device 413 To receive the capacitor 100 transferred by the fourth clamping device 412, the fifth clamping device 413 then clamps the capacitor 100, and the fourth cam-link assembly 423 drives the first push rod 421 to open the fourth clamping device 412 to release the capacitor 100; the sixth cam-link assembly 434 drives the transmission rack 431 to rotate the fourth clamping device 412 counterclockwise while the fifth clamping device 413 rotates clockwise, so that the fourth clamping device 412 is in a vertical state and the fifth clamping device 413 is in a horizontal state, and the lead 101 of the capacitor 100 on the fifth clamping device 413 is located within the detection area of ​​the lead detector 331, completing the flipping.

[0065] See also Figure 15 and Figure 16 The unloading unit 50 includes a sorting mechanism 51, a pushing mechanism 52 and a loading tray 53. The sorting mechanism 51 is used to remove defective products, and the pushing mechanism 52 is used to count good products and push them into the loading tray 53.

[0066] The sorting mechanism 51 includes a baffle 511 movably arranged on the upper surface of the machine 80, a recovery box 512 arranged below the machine 80, and a driving component 513 for driving the baffle 511; when the detected capacitor 100 is a defective product, the driving component 513 drives the baffle 511 to open, and the defective product falls into the recovery box 512; when the detected capacitor 100 is a good product, the good product is transferred to the baffle 511 through the flip unit 40, the driving component 513 does not work, and the pushing mechanism 52 counts the good products and pushes them into the loading tray 53.

[0067] The pushing mechanism 52 includes a pushing assembly 521 located above the baffle 511, a counting sensor 522 for recording the number of qualified products, and a seventh cam connecting rod assembly 523 for pushing the pushing assembly 521. The pushing assembly 521 is movably arranged on the machine 80 and is located between the fifth clamping device 413 and the loading tray 53. The pushing assembly 521 can push the qualified products into the loading tray 53 to complete the loading; the seventh cam connecting rod assembly 523 is connected to the driving shaft 72 and the seventh cam connecting rod assembly 523 is connected to the pushing assembly 521 through a sliding assembly 524. The sliding assembly 524 can push and pull the pushing assembly 521 back and forth to drive the pushing assembly 521 to move back and forth on the machine 80.

[0068] See also Figure 17 The control unit 60 includes a controller, an operation button 62 , a display screen 61 and a warning light 63 .

[0069] The controller is electrically connected to the drive unit 70, the side detector 311, the bottom detector 321, the lead detector 331, the unloading unit 50, the display screen 61, the operation button 62, and the warning light 63 respectively. Other mechanisms only need to be mechanically driven by the drive unit 70, which reduces the complexity of control and reduces the failure rate of the equipment.

[0070] The controller calculates and analyzes the detection information of the detection unit 30; the display screen 61 displays the working condition of the equipment and the analysis results of the controller; the automatic electrolytic capacitor appearance sorting equipment is turned on or off by operating the operation button 62; when the automatic electrolytic capacitor appearance sorting equipment completes the detection task or fails, the warning light 63 lights up in different ways to alert the staff.

[0071] The beneficial effects of the automatic electrolytic capacitor appearance sorting device of the utility model are as follows: the automatic electrolytic capacitor appearance sorting device not only has a simple structure, reduces the failure rate of the device, reduces production costs, but also improves detection efficiency and reduces labor costs.

[0072] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any modifications or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in the present invention should be included within the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be based on the scope of protection of the claims.

Claims

1. An automatic electrolytic capacitor appearance sorting device, characterized in that: It includes a machine platform and a loading unit, a conveying unit, a detection unit, a turning unit, a unloading unit, a driving unit and a control unit arranged on the machine platform; The loading unit is used to transfer the capacitor to be tested to the conveying unit; The conveying unit includes a turntable clamping mechanism and a first opening and closing control mechanism. The turntable clamping mechanism includes a turntable rotatably arranged on the machine platform, a cam divider for driving the turntable to rotate, and a plurality of first clamping devices evenly spaced around the circumference of the turntable. The turntable is used to drive the plurality of first clamping devices to rotate. The first clamping devices are used to clamp capacitors. The first opening and closing control mechanism is used to cooperate with the first clamping devices to clamp or release the capacitors. The detection unit includes a first detection mechanism, a second detection mechanism, and a third detection mechanism. The first detection mechanism is used to detect the appearance of the side of the aluminum shell of the capacitor, the second detection mechanism is used to detect whether the bottom of the capacitor is bulging, and the third detection mechanism is used to detect whether the lead of the capacitor is bent. The detection unit detects that the qualified capacitor is a good product, and the unqualified capacitor is a defective product. The loading unit, the first detection mechanism, the second detection mechanism, and the turning unit are sequentially distributed around the circumference of the turntable; The flipping unit is located between the turntable and the third detection mechanism and is used to flip the capacitor for the third detection mechanism to detect the capacitor lead and transport the capacitor to the unloading unit; The unloading unit is located on a side of the turning unit away from the turntable, and is used to remove defective products and count and load good products; The driving unit includes a driving device and a driving shaft, the driving device is used to drive the driving shaft to rotate, and the driving shaft is respectively connected to the cam divider, the first opening and closing control mechanism, the first detection mechanism, the second detection mechanism, the flip unit, and the blanking unit; The control unit is used to control the coordination of the loading unit, the conveying unit, the detection unit, the flipping unit, the unloading unit, and the driving unit.

2. The automatic electrolytic capacitor appearance sorting device according to claim 1, characterized in that: The first clamping device is a normally closed clamp, which is used to clamp the lead of the capacitor. An extension portion is provided at one end of the first clamping device close to the axis of the turntable, and the extension portion cooperates with the first opening and closing control mechanism.

3. The automatic electrolytic capacitor appearance sorting device according to claim 2, characterized in that: The first opening and closing control mechanism includes a cam plate rotatably arranged above the turntable and a sleeve rotatably arranged below the turntable, and the cam plate and the sleeve are respectively connected to the drive shaft through a first cam-link assembly and a second cam-link assembly; the cam plate can abut against the extension portion of the first clamping device to put the first clamping device in an open state, and the sleeve can abut against the extension portion of the first clamping device to put the first clamping device in an open state.

4. The automatic electrolytic capacitor appearance sorting device according to claim 1, characterized in that: The first detection mechanism includes a side detector arranged on the machine and a first rotating clamping assembly for clamping and rotating the capacitor, the first rotating clamping assembly includes a second clamping device and a first drive motor for driving the second clamping device to rotate, the second clamping device is a normally closed clamp, and the second clamping device is used to clamp the capacitor conveyed by the first clamping device; the second detection mechanism includes a bottom detector arranged on the machine and a second rotating clamping assembly for clamping and rotating the capacitor, the second rotating clamping assembly includes a third clamping device and a second drive motor for driving the third clamping device to rotate, the third clamping device is a normally closed clamp, and the third clamping device is used to clamp the capacitor conveyed by the first clamping device.

5. The automatic electrolytic capacitor appearance sorting device according to claim 4, characterized in that: The detection unit also includes a second opening and closing control mechanism, which includes a synchronous abutment assembly and a third cam-link assembly. The synchronous abutment assembly is used to simultaneously abut the second clamping device and the third clamping device to simultaneously put the second clamping device and the third clamping device into an open state. The third cam-link assembly is connected to the drive shaft and is used to drive the synchronous abutment assembly to work.

6. The automatic electrolytic capacitor appearance sorting device according to claim 1, characterized in that: The third detection mechanism includes a lead detector provided on the machine platform, and the lead detector cooperates with the flip unit to detect the leads of the capacitor.

7. The automatic electrolytic capacitor appearance sorting device according to claim 6, characterized in that: The flipping unit includes a flipping clamping mechanism, which includes a fourth clamping device and a fifth clamping device. The fourth clamping device is used to clamp the capacitor transported by the first clamping device, and the fifth clamping device is used to clamp the capacitor transported by the fourth clamping device. The fourth clamping device and the fifth clamping device are respectively rotatably arranged on the machine platform, and the lead detector detects the leads of the capacitors on the fifth clamping device.

8. The automatic electrolytic capacitor appearance sorting device according to claim 7, characterized in that: The flip unit also includes a third opening and closing control mechanism and a synchronous transmission mechanism. The third opening and closing control mechanism includes a first push rod, a second push rod, a fourth cam connecting rod assembly and a fifth cam connecting rod assembly. The first push rod is used to push the fourth clamping device to put the fourth clamping device in an open state. The fourth cam connecting rod assembly is connected to the drive shaft and is used to drive the first push rod to work. The second push rod is used to push the fifth clamping device to put the fifth clamping device in an open state. The fifth cam connecting rod assembly is connected to the drive shaft and is used to drive the second push rod to work; the synchronous transmission mechanism is connected to the drive shaft and is used to drive the fourth clamping device and the fifth clamping device to rotate synchronously to cooperate with each other.

9. The automatic electrolytic capacitor appearance sorting device according to claim 1, characterized in that: The unloading unit includes a sorting mechanism, a pushing mechanism and a loading tray. The sorting mechanism is used to remove defective products, and the pushing mechanism is used to count good products and push them into the loading tray.

10. The automatic electrolytic capacitor appearance sorting device according to claim 9, characterized in that: The sorting mechanism includes a baffle movably arranged on the upper surface of the machine, a recovery box arranged under the machine, and a driving component for driving the baffle; when the detected capacitor is a defective product, the driving component drives the baffle to open, and the defective product falls into the recovery box; when the detected capacitor is a good product, the good product is transferred to the baffle through the flip unit, the driving component does not work, and the pushing mechanism counts the good products and pushes them into the loading tray.

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