An automatic capacitor nail coil detection machine and detection method thereof

Abstract

The present invention belongs to the technical field of detection equipment, and specifically relates to an automated capacitor nail roll detection machine, including a loading device, a transportation device, a visual detection device, a classification unloading device and a frame, wherein the loading device, the transportation device, the visual detection device and the classification unloading device are sequentially arranged on the frame, the loading device is used to clamp the capacitor nail roll at the loading station onto the transportation device, the transportation device is used to transfer the capacitor nail roll, the visual detection device is used to perform visual detection of the capacitor nail roll on the transportation device, and the classification unloading device is used to classify and unload the capacitor nail roll according to the detection result of the visual detection device. The capacitor nail roll detection machine can automatically and comprehensively detect capacitance, with high detection accuracy and efficiency. In addition, a detection method of the detection machine is also provided to improve the stability and efficiency of its operation.

Description

Technical Field

[0001] The invention belongs to the technical field of detection equipment, and in particular relates to an automatic capacitor nail roll detection machine and a detection method thereof. Background Art

[0002] In the production process of capacitors, most domestic capacitor manufacturers use human eyes under high-power microscopes to inspect capacitor surface defects, such as casing cracks, bubbles, scratches, marks, rubber plug exposure, etc. Long-term manual visual inspection is difficult to meet the requirements of accurate inspection of capacitor appearance during mass production. As capacitor manufacturers' demand for automatic capacitor appearance inspection devices becomes increasingly urgent.

[0003] In the prior art, there are some automatic capacitance detection devices in China, but they all have complex system structures, are difficult to embed into existing production lines, and have poor detection accuracy and low efficiency.

[0004] In summary, relevant technologies need to be improved urgently. Summary of the invention

[0005] One of the purposes of the present invention is to provide an automated capacitor nail coil detection machine to address the deficiencies of the prior art, which can automatically and comprehensively detect capacitance with high detection accuracy and efficiency.

[0006] To achieve the above object, the present invention adopts the following technical solution:

[0007] An automated capacitor nail roll inspection machine includes a loading device, a transport device, a visual inspection device, a classification unloading device and a frame, wherein the loading device, the transport device, the visual inspection device and the classification unloading device are sequentially arranged on the frame, the loading device is used to clamp the capacitor nail roll at the loading station onto the transport device, the transport device is used to transport the capacitor nail roll, the visual inspection device is used to visually inspect the capacitor nail roll on the transport device, and the classification unloading device is used to classify and unload the capacitor nail roll according to the inspection result of the visual inspection device. During operation, the loading device first clamps the capacitor nail roll at the loading station onto the transport device; then the transport device transports the capacitor nail roll; the visual inspection device visually inspects the capacitor nail roll on the transport device; and finally the classification unloading device classifies and unloads the capacitor nail roll according to the inspection result of the visual inspection device. The capacitor nail roll inspection machine can automatically and comprehensively detect capacitance with high inspection accuracy and efficiency.

[0008] As an improvement of the automated capacitive nail roll detection machine described in the present invention, the loading device includes a driving mechanism, a first positioning plate, a first connecting rod, a second connecting rod, a telescopic mechanism and a first clamping block. The output end of the driving mechanism passes through the first positioning plate, the first positioning plate is provided with a guide groove, the first connecting rod is provided with a guide hole, the first connecting rod is connected to the output end of the driving mechanism, one end of the second connecting rod is matched with the guide hole and the guide groove in sequence through a pin, the telescopic mechanism is arranged at the other end of the second connecting rod, the output end of the telescopic mechanism passes through the block, and the first clamping block is connected to the output end of the telescopic mechanism. In actual application, the first clamping block is an L-shaped structure; during operation, the telescopic mechanism extends and pushes the first clamping block to move, so that the capacitor on the material picking station is accommodated in the first clamping block, and then the telescopic mechanism contracts, driving the first clamping block to move, so that the capacitor is clamped by the first clamping block and the stop block, and then the driving mechanism starts to work, driving the first connecting rod to rotate, and the first connecting rod drives the second connecting rod to move along the guide groove and guide hole through the pin, placing the capacitor on the tooling fixture, and then driven by the driving mechanism, the first clamping block returns to the material picking station to clamp the capacitor for cyclic loading production. The loading device adopts stepping transmission, and the guide groove track high-speed links the front, back, up and down movements without interruption; picking up and placing materials into the tooling can be completed within 0.8 seconds, thereby improving production efficiency.

[0009] As an improvement of the automatic capacitive nail coil detection machine of the present invention, the second connecting rod is connected to the first positioning plate through a linear module. This structural design is conducive to increasing the stability of the movement of the second connecting rod.

[0010] As an improvement of the automatic capacitive nail coil detection machine of the present invention, the linear module comprises a guide rail and a slider, and the slider is slidably connected to the guide rail. This structural design is conducive to the orientation of the movement of the slider.

[0011] As an improvement of the automatic capacitive nail coil detection machine of the present invention, the guide rail is arranged on the first positioning plate; the second connecting rod is connected to the sliding block. This structural design is conducive to increasing the stability of the movement of the second connecting rod.

[0012] As an improvement of the automatic capacitive nail coil detection machine of the present invention, the guide rail is arranged horizontally and the second connecting rod is arranged vertically. This structural design is conducive to increasing the stability of the movement of the second connecting rod.

[0013] As an improvement of the automatic capacitor nail coil detection machine of the present invention, the guide groove is an L-shaped structure. This structural design is conducive to material collection and loading.

[0014] As an improvement of the automatic capacitive nail coil detection machine of the present invention, the guide hole is a strip-shaped hole. This structural design is conducive to material collection and loading.

[0015] As an improvement of the automatic capacitor nail coil detection machine of the present invention, the movement direction of the output end of the telescopic mechanism is perpendicular to the second connecting rod. This structural design is conducive to material collection and loading.

[0016] As an improvement of the automatic capacitor nail coil detection machine described in the present invention, the driving mechanism is a motor. In addition, the driving mechanism can also be other equipment that can achieve the same effect, and can be flexibly set according to actual conditions.

[0017] As an improvement of the automatic capacitor nail coil detection machine described in the present invention, the telescopic mechanism is a cylinder. In addition, the telescopic mechanism can also be other equipment that can achieve the same effect, and can be flexibly set according to actual conditions.

[0018] As an improvement of the automated capacitor nail coil detection machine described in the present invention, the transportation device includes a transmission mechanism and a plurality of jigs and fixtures arranged on the transmission mechanism, the transmission mechanism includes a driver, a belt, two second positioning plates and two rotating shafts, the two second positioning plates are arranged parallel to each other through the two rotating shafts, the belt is sleeved on the two rotating shafts, a plurality of jigs and fixtures are evenly distributed on the belt, the driver is arranged on the second positioning plate, and the output end of the driver is connected to the end of one of the rotating shafts. During operation, the loading robot places the capacitor in the jig and fixture, and the transmission mechanism continuously transports the plurality of jigs and fixtures to facilitate the detection and classified storage of the capacitors in the jig and fixture, and the transportation device can locate and transport the capacitors in batches, thereby improving the detection efficiency.

[0019] As an improvement of the automated capacitor nail coil detection machine described in the present invention, the jig includes a first positioning block and a second clamping block and a third clamping block arranged on the first positioning block, the second clamping block is provided with a first clamping slot, the third clamping block is provided with a second clamping slot, and the first clamping slot is docked with the second clamping slot. During operation, the first positioning block is fixed on the conveyor belt, the feeding robot clamps the capacitor body in the first clamping slot, and the capacitor pin is clamped in the second clamping slot, and then the conveyor belt transports the jig to the detection area for detection. The jig can cooperate with the feeding robot to position the capacitor to facilitate automated detection.

[0020] As an improvement of the automatic capacitor nail roll detection machine of the present invention, the first clamping slot is an Ω-shaped slot. This structural design is conducive to clamping and fixing the capacitor nail roll.

[0021] As an improvement of the automatic capacitor nail roll detection machine of the present invention, the second clamping slot is a wide-mouth slot. This structural design is conducive to clamping and fixing the pins of the capacitor nail roll.

[0022] As an improvement of the automatic capacitor nail roll detection machine of the present invention, the second clamping block is fixed to the first positioning block by screw connection. This structural design is conducive to setting corresponding first clamping slots according to different models of capacitor nail rolls.

[0023] As an improvement of the automatic capacitor nail roll detection machine of the present invention, the second card block is provided with a first through hole. In practical applications, the first through hole is used for connection and fixation; this structural design is conducive to setting corresponding first card slots according to different models of capacitor nail rolls.

[0024] As an improvement of the automatic capacitor nail roll detection machine of the present invention, the third clamping block is fixed to the first positioning block by screw connection. This structural design is conducive to setting corresponding second clamping slots according to different models of capacitor nail rolls.

[0025] As an improvement of the automatic capacitor nail roll detection machine of the present invention, the third card block is provided with a second through hole. In practical applications, the second through hole is used for connection and fixation; this structural design is conducive to setting corresponding second card slots according to different models of capacitor nail rolls.

[0026] As an improvement of the automatic capacitor nail coil detection machine of the present invention, the first positioning block is provided with a third through hole. This structural design is conducive to fixing the second clamping block and the third clamping block.

[0027] As an improvement of the automatic capacitive nail coil detection machine of the present invention, the first through hole, the second through hole, and the third through hole correspond to each other in sequence. In practical applications, screws pass through the first through hole, the second through hole, and the third through hole to fix the second clamping block and the third clamping block on the first positioning block.

[0028] As an improvement of the automatic capacitor nail coil detection machine described in the present invention, the first positioning block is provided with a groove. This structural design is conducive to reducing the weight of the first positioning block.

[0029] As an improvement of the automatic capacitor nail coil detection machine described in the present invention, the visual detection device is a CCD camera or a CMOS camera. In addition, the visual detection device can also be other equipment that can achieve the same effect, and can be flexibly set according to actual conditions.

[0030] As an improvement of the automatic capacitor nail coil inspection machine of the present invention, the classified unloading device includes a plurality of air nozzles and a plurality of guide grooves, the plurality of air nozzles are all arranged on the transport device, the plurality of guide grooves are connected to the frame through connecting buckles, and the air nozzles are arranged one by one with the guide grooves. During operation, the air nozzles blow good capacitor nail coils into the guide grooves where good products are placed; and blow bad capacitor nail coils into the guide grooves where bad products are placed, thereby achieving classified unloading.

[0031] As an improvement of the automated capacitor nail roll detection machine described in the present invention, the connecting buckle includes a second positioning block, a third positioning block and a fourth clamping block, the second positioning block is hingedly connected to the third positioning block through a clamping column, the fourth clamping block includes a first clamping plate and a second clamping plate, the first clamping plate is screwed and fixed to the third positioning block, the second clamping plate is connected to the first clamping plate, the second clamping plate is provided with a plurality of clamping holes, and the second positioning block is provided with a plurality of positioning holes. During work, the second positioning block is fixed to the rack through multiple positioning holes, and screws are used to penetrate the positioning holes to lock the second positioning block on the rack. The third positioning block and the second positioning block are rotated around the clamping column to adjust the position of the third positioning block, and then the position of the fourth clamping block is adjusted; during work, different guide grooves used for classification are clamped in the clamping holes, and the clamping holes are rotated to make the clamping holes in appropriate positions to facilitate the smooth progress of classification work; when it is necessary to fix guide grooves of different types, it is only necessary to replace different fourth clamping blocks to achieve the fixing of guide grooves of different types. The connecting buckle can connect and fix the guide grooves used for capacitor classification to the rack, and can be easily removed to facilitate the installation of guide grooves of different types.

[0032] As an improvement of the automated capacitor nail coil detection machine described in the present invention, the second clamping plate is vertically arranged to the second positioning block.

[0033] As an improvement of the automatic capacitor nail coil detection machine of the present invention, the plurality of positioning holes are strip-shaped holes. This structural design is conducive to fine-tuning the position of the second positioning block.

[0034] As an improvement of the automatic capacitor nail coil detection machine described in the present invention, the third positioning block is a U-shaped structure. This structural design is conducive to fixing the first clamping plate.

[0035] As an improvement of the automatic capacitor nail coil detection machine described in the present invention, the third positioning block is provided with a connection hole. This structural design is conducive to fixing the first clamping plate.

[0036] As an improvement of the automatic capacitor nail coil detection machine of the present invention, the number of the connection holes is at least 2. This structural design is conducive to fixing the first clamping plate.

[0037] As an improvement of the automatic capacitor nail coil detection machine of the present invention, the first clamping plate and the second clamping plate are fixedly connected by welding or screwing. This structural design is conducive to the stability of the connection between the first clamping plate and the second clamping plate.

[0038] As an improvement of the automatic capacitor nail coil detection machine of the present invention, the first clamping plate and the second clamping plate are combined into a T-shaped structure. This structural design is conducive to the stability of the work.

[0039] As an improvement of the automatic capacitor nail roll detection machine described in the present invention, the second clamping plate is also provided with a positioning groove. This structural design is conducive to fixing the guide groove used for classification.

[0040] As an improvement of the automatic capacitor nail coil detection machine of the present invention, the fourth card block is provided with a plurality of fourth through holes, and the plurality of fourth through holes are evenly distributed on the first card board and the second card board. This structural design is conducive to reducing the weight of the card board and saving raw materials.

[0041] The second purpose of the present invention is to provide a detection method for an automated capacitor nail roll detection machine to improve its working stability and efficiency in view of the deficiencies in the prior art.

[0042] To achieve the above object, the present invention provides a detection method of an automated capacitor nail roll detection machine, comprising the following steps:

[0043] S1, the loading device clamps the capacitor nail roll at the loading station onto the transport device;

[0044] S2, the transport device transports the capacitor nail roll;

[0045] S3, the visual inspection device performs visual inspection on the capacitor nail roll on the transport device;

[0046] S4. The classification and unloading device classifies and unloads the capacitor nail rolls into good or defective products according to the detection results of the visual detection device. BRIEF DESCRIPTION OF THE DRAWINGS

[0047] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0048] Figure 1 This is one of the structural diagrams in the embodiment of the present invention;

[0049] Figure 2 This is a second structural diagram of an embodiment of the present invention;

[0050] Figure 3 This is one of the structural schematic diagrams of the feeding device in the embodiment of the present invention;

[0051] Figure 4 This is the second structural schematic diagram of the feeding device in the embodiment of the present invention;

[0052] Figure 5 It is a structural schematic diagram of the feeding device in the embodiment of the present invention when the cover plate is removed;

[0053] Figure 6 This is one of the structural schematic diagrams of the transport device in the embodiment of the present invention;

[0054] Figure 7 This is a second structural schematic diagram of the transport device in an embodiment of the present invention;

[0055] Figure 8 A schematic diagram of a partial structure of a transport device in an embodiment of the present invention;

[0056] Fig. 9 This is one of the structural schematic diagrams of the tooling fixture in the embodiment of the present invention;

[0057] Fig.10 The second structural diagram of the tooling fixture in the embodiment of the present invention;

[0058] Fig.11 One of the partial structural schematic diagrams of the tooling fixture in the embodiment of the present invention;

[0059] Fig.12 A second schematic diagram of a partial structure of a tooling fixture in an embodiment of the present invention;

[0060] Fig.13 This is one of the structural schematic diagrams of connecting snap fasteners in an embodiment of the present invention;

[0061] Fig.14 This is a second structural diagram of a connecting buckle in an embodiment of the present invention;

[0062] Among them: 1-feeding device; 11-driving mechanism; 12-first positioning plate; 12'-guide groove; 13-first connecting rod; 13'-guide hole; 14-second connecting rod; 15-telescopic mechanism; 16-first clamping block; 17-pin; 18-block; 19-linear module; 191-guide rail; 192-slider; 110-cover plate; 2-transportation device; 21-transmission mechanism; 211-driver; 212-belt; 213-second positioning plate; 214-rotating shaft; 22-tooling fixture; 221-first positioning block; 221'-third through hole; 221"-recess slot; 222-second clamping block; 222'-first clamping slot; 222"-first through hole; 223-third clamping block; 223'-second clamping slot; 223"-second through hole; 3-visual inspection device; 4-classification unloading device; 41-air nozzle; 42-guide groove; 5-frame; 6-connecting buckle; 61-second positioning block; 61'-positioning hole; 62-third positioning block; 62'-connecting hole; 63-fourth clamping block; 63'-fourth through hole; 631-first clamping plate; 632-second clamping plate; 632'-clamping hole; 632"-positioning slot; 64-clamping column. DETAILED DESCRIPTION

[0063] For example, certain words are used in the specification and claims to refer to specific components. Those skilled in the art should understand that hardware manufacturers may use different terms to refer to the same component. This specification and claims do not use differences in names as a way to distinguish components, but use differences in the functions of components as the criteria for distinction. For example, "including" mentioned throughout the specification and claims is an open term, so it should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve the technical problem within a certain error range and basically achieve the technical effect.

[0064] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by the terms "up", "down", "front", "back", "left", "right", "horizontal", etc. are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0065] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0066] The present invention will be further described in detail below in conjunction with the accompanying drawings, but this is not intended to limit the present invention.

[0067] Example 1

[0068] like Figure 1-14 As shown, an automated capacitor nail roll inspection machine includes a loading device 1, a transport device 2, a visual inspection device 3, a classification unloading device 4 and a frame 5. The loading device 1, the transport device 2, the visual inspection device 3 and the classification unloading device 4 are arranged on the frame 5 in sequence. The loading device 1 is used to clamp the capacitor nail roll at the loading station onto the transport device 2. The transport device 2 is used to transport the capacitor nail roll. The visual inspection device 3 is used to visually inspect the capacitor nail roll on the transport device 2. The classification unloading device 4 is used to classify and unload the capacitor nail roll according to the inspection result of the visual inspection device 3. In operation, first, the loading device 1 clamps the capacitor nail roll at the loading station onto the transport device 2; then the transport device 2 transports the capacitor nail roll; the visual inspection device 3 visually inspects the capacitor nail roll on the transport device 2; finally, the classification unloading device 4 classifies and unloads the capacitor nail roll according to the inspection result of the visual inspection device 3. The capacitor nail roll inspection machine can automatically and comprehensively detect the capacitor with high inspection accuracy and high efficiency.

[0069] Preferably, the feeding device 1 includes a driving mechanism 11, a first positioning plate 12, a first connecting rod 13, a second connecting rod 14, a telescopic mechanism 15 and a first clamping block 16. The output end of the driving mechanism 11 passes through the first positioning plate 12. The first positioning plate 12 is provided with a guide groove 12'. The first connecting rod 13 is provided with a guide hole 13'. The first connecting rod 13 is connected to the output end of the driving mechanism 11. One end of the second connecting rod 14 is matched with the guide hole 13' and the guide groove 12' in sequence through a pin 17. The telescopic mechanism 15 is arranged at the other end of the second connecting rod 14. The output end of the telescopic mechanism 15 passes through the block 18. The first clamping block 16 is connected to the output end of the telescopic mechanism 15. In actual application, the first clamping block 16 is an L-shaped structure; during operation, the telescopic mechanism 15 is extended to push the first clamping block 16 to move, so that the capacitor on the material picking station is accommodated in the first clamping block 16, and then the telescopic mechanism 15 is contracted to drive the first clamping block 16 to move, so that the capacitor is clamped by the first clamping block 16 and the stopper 18, and then the driving mechanism 11 starts to work, driving the first connecting rod 13 to rotate, and the first connecting rod 13 drives the second connecting rod 14 to move along the guide groove 12' and the guide hole 13' through the pin 17, and the capacitor is placed on the tooling fixture, and then driven by the driving mechanism 11, the first clamping block 16 returns to the material picking station to clamp the capacitor for cyclic loading production. The manipulator adopts stepping transmission, and the guide groove 2' track high-speed links the front and back and up and down movements without interruption; picking up and placing materials into the tooling can be completed within 0.8 seconds, thereby improving production efficiency.

[0070] Preferably, the second connecting rod 14 is connected to the first positioning plate 12 via a linear module 19. This structural design is beneficial to increasing the stability of the movement of the second connecting rod 14.

[0071] Preferably, the linear module 19 includes a guide rail 191 and a slider 192, and the slider 192 is slidably connected to the guide rail 191. This structural design is conducive to the orientation of the movement of the slider.

[0072] Preferably, the guide rail 191 is disposed on the first positioning plate 12; the second connecting rod 14 is connected to the slider 192. This structural design is conducive to increasing the stability of the movement of the second connecting rod 14.

[0073] Preferably, the guide rail 191 is arranged horizontally, and the second connecting rod 14 is arranged vertically. This structural design is conducive to increasing the stability of the movement of the second connecting rod 14.

[0074] Preferably, the guide groove 12' is an L-shaped structure. This structural design is conducive to material collection and loading.

[0075] Preferably, the guide hole 13' is a strip-shaped hole. This structural design is conducive to material collection and loading.

[0076] Preferably, the movement direction of the output end of the telescopic mechanism 15 is perpendicular to the second connecting rod 14. This structural design is conducive to material collection and loading.

[0077] Preferably, the driving mechanism 11 is a motor. In addition, the driving mechanism 11 can also be other devices that can achieve the same effect, and can be flexibly configured according to actual conditions.

[0078] Preferably, the telescopic mechanism 15 is a cylinder. In addition, the telescopic mechanism 15 can also be other equipment that can achieve the same effect, and can be flexibly arranged according to actual conditions.

[0079] The present invention further includes a cover plate 110 , which is disposed on the first positioning plate 12 .

[0080] Preferably, the transport device 2 includes a transmission mechanism 21 and a plurality of jigs and fixtures 22 arranged on the transmission mechanism 21, the transmission mechanism 21 includes a driver 211, a belt 212, two second positioning plates 213 and two rotating shafts 214, the two second positioning plates 213 are arranged parallel to each other through the two rotating shafts 214, the belt 212 is sleeved on the two rotating shafts 214, a plurality of jigs and fixtures are evenly distributed on the belt 212, the driver 211 is arranged on the second positioning plate 213, and the output end of the driver 211 is connected to the end of a rotating shaft 214. During operation, the loading robot places the capacitor in the jig and fixture 22, and the transmission mechanism 21 continuously transports the plurality of jigs and fixtures 22, so as to detect and classify the capacitors in the jig and fixture 22, and the capacitor jig and fixture conveying mechanism can locate and transport the capacitors in batches, thereby improving the detection efficiency.

[0081] Preferably, the jig 22 includes a first positioning block 221 and a second clamping block 222 and a third clamping block 223 disposed on the first positioning block 221, the second clamping block 222 is provided with a first clamping slot 222', the third clamping block 223 is provided with a second clamping slot 223', and the first clamping slot 222' is butted with the second clamping slot 223'. During operation, the first positioning block 221 is fixed to the conveyor belt, the loading robot clamps the capacitor body in the first clamping slot 222', and the capacitor pin in the second clamping slot 223', and then the conveyor belt transports the jig to the detection area for detection, and the jig can cooperate with the loading robot to position the capacitor to facilitate automated detection.

[0082] Preferably, the first slot 222' is an Ω-shaped slot. This structural design is conducive to clamping and fixing the capacitor nail roll.

[0083] Preferably, the second slot 223' is a wide-mouth slot. This structural design is conducive to clamping and fixing the pins of the capacitor nail roll.

[0084] Preferably, the second clamping block 222 is fixed to the first positioning block 221 by screwing. This structural design is conducive to setting corresponding first clamping slots 222' according to different models of capacitor nail rolls.

[0085] Preferably, the second clamping block 222 is provided with a first through hole 222'. In practical applications, the first through hole 222' is used for connection and fixation; this structural design is conducive to setting corresponding first clamping slots 222' according to different models of capacitor nail rolls.

[0086] Preferably, the third clamping block 223 is fixed to the first positioning block 221 by screwing. This structural design is conducive to setting corresponding second clamping slots 223' according to different models of capacitor nail rolls.

[0087] Preferably, the third clamping block 223 is provided with a second through hole 223 ″. In practical applications, the second through hole 223 ″ is used for connection and fixation; this structural design is conducive to setting corresponding second clamping slots 223 ′ according to different models of capacitor nail rolls.

[0088] Preferably, the first positioning block 221 is provided with a third through hole 221 ′. This structural design is conducive to fixing the second clamping block 222 and the third clamping block 223 .

[0089] Preferably, the first through hole 222 ″, the second through hole 223 ″, and the third through hole 221 ′ correspond in sequence. In practical applications, screws pass through the first through hole 222 ″, the second through hole 223 ″, and the third through hole 221 ′ to fix the second clamping block 222 and the third clamping block 223 on the first positioning block 221 .

[0090] Preferably, the first positioning block 221 is provided with a groove 221 ″. This structural design is conducive to reducing the weight of the first positioning block 221 .

[0091] Preferably, the visual detection device 3 is a CCD camera or a CMOS camera. In addition, the visual detection device 3 can also be other devices that can achieve the same effect, and can be flexibly set according to actual conditions.

[0092] Preferably, the classified unloading device 4 includes a plurality of air nozzles 41 and a plurality of guide grooves 42, the plurality of air nozzles 41 are all arranged on the transport device 2, the plurality of guide grooves 42 are connected to the frame 5 through the connecting buckle 6, and the air nozzles 41 and the guide grooves 42 are arranged one by one. During operation, the air nozzles 41 blow the good capacitor coil nails into the guide grooves 42 where the good products are placed; and blow the bad capacitor coil nails into the guide grooves 42 where the bad products are placed, thereby achieving classified unloading.

[0093] Preferably, the connecting buckle 6 includes a second positioning block 61, a third positioning block 62 and a fourth clamping block 63, the second positioning block 61 and the third positioning block 62 are hingedly connected by a clamping column 64, the fourth clamping block 63 includes a first clamping plate 631 and a second clamping plate 632, the first clamping plate 631 is screwed and fixed to the third positioning block 62, the second clamping plate 632 is connected to the first clamping plate 631, the second clamping plate 632 is provided with a plurality of clamping holes 632', and the second positioning block 61 is provided with a plurality of positioning holes 61'. During operation, the second positioning block 61 is fixed to the frame 5 through a plurality of positioning holes 61', and screws are used to penetrate the positioning holes 61' to lock the second positioning block 61 to the frame 5. The third positioning block 62 and the second positioning block 61 are rotated around the clamping column 64 to adjust the position of the third positioning block 62, and then the position of the fourth clamping block 63 is adjusted; during operation, different guide grooves 42 used for classification are clamped in the clamping holes 632', and the clamping holes 632' are rotated so as to be in a suitable position to facilitate the smooth progress of the classification work; when it is necessary to fix guide grooves 42 of different models, it is only necessary to replace different fourth clamping blocks 63 to achieve the fixing of guide grooves 42 of different models. The connecting buckle can connect and fix the guide grooves 42 used for capacitor classification to the frame 5, and can be easily removed to facilitate the installation of guide grooves 42 of different models.

[0094] Preferably, the second clamping plate 632 and the second positioning block 61 are arranged perpendicularly.

[0095] Preferably, the plurality of positioning holes 61 ′ are strip-shaped holes. This structural design is conducive to fine-tuning the position of the second positioning block 61 .

[0096] Preferably, the third positioning block 62 is a U-shaped structure. This structural design is conducive to fixing the first clamping plate 631.

[0097] Preferably, the third positioning block 62 is provided with a connecting hole 62 ′. This structural design is conducive to fixing the first clamping plate 631 .

[0098] Preferably, the number of the connecting holes 62 ′ is at least 2. This structural design is conducive to fixing the first clamping plate 631 .

[0099] Preferably, the first clamping plate 631 and the second clamping plate 632 are fixedly connected by welding or screwing. This structural design is conducive to the stability of the connection between the first clamping plate 631 and the second clamping plate 632.

[0100] Preferably, the first clamping plate 631 and the second clamping plate 632 are combined into a T-shaped structure. This structural design is conducive to the stability of the work.

[0101] Preferably, the second clamping plate 632 is also provided with a positioning groove 632". This structural design is conducive to fixing the guide groove 42 used for classification.

[0102] Preferably, the fourth clamping block 63 is provided with a plurality of fourth through holes 63', and the plurality of fourth through holes 63' are evenly distributed on the first clamping plate 631 and the second clamping plate 632. This structural design is conducive to reducing the weight of the clamping plate and saving raw materials.

[0103] The working principle of the present invention is: during operation, first, the loading device 1 clamps the capacitor nail roll at the loading station onto the transport device 2; then the transport device 2 transports the capacitor nail roll; the visual inspection device 3 performs visual inspection on the capacitor nail roll on the transport device 2; finally, the classification unloading device 4 classifies and unloads the capacitor nail roll according to good or defective products based on the inspection result of the visual inspection device 3. The capacitor nail roll inspection machine can automatically and comprehensively detect capacitance with high inspection accuracy and efficiency.

[0104] Example 2

[0105] like Figure 1-14 As shown, a detection method of an automated capacitor nail roll detection machine in embodiment 1 includes the following steps:

[0106] S1, the loading device 1 clamps the capacitor nail roll at the loading station onto the transport device 2;

[0107] S2, the transport device 2 transports the capacitor nail roll;

[0108] S3, the visual inspection device 3 performs visual inspection on the capacitor nail roll on the transport device 2;

[0109] S4, the classification and unloading device 4 classifies and unloads the capacitor nail rolls into good products or defective products according to the detection results of the visual detection device 3.

[0110] The above description shows and describes several preferred embodiments of the present invention, but as mentioned above, it should be understood that the present invention is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the invention concept described herein through the above teachings or the technology or knowledge of the relevant field. Changes and variations made by those skilled in the art do not depart from the spirit and scope of the present invention, and should be within the scope of protection of the claims attached to the present invention.

Claims

1. An automated capacitive nail coil detection machine, characterized in that: The invention comprises a feeding device (1), a transport device (2), a visual inspection device (3), a classification unloading device (4) and a frame (5), wherein the feeding device (1), the transport device (2), the visual inspection device (3) and the classification unloading device (4) are arranged on the frame (5) in sequence and in correspondence, the feeding device (1) is used to clamp the capacitor nail roll at the feeding station onto the transport device (2), the transport device (2) is used to transport the capacitor nail roll, the visual inspection device (3) is used to perform visual inspection on the capacitor nail roll on the transport device (2), and the classification unloading device (4) is used to select the capacitor nail roll according to the visual inspection device (3). The capacitor nail rolls are classified and unloaded according to the detection results of the sensor detection device (3); the transportation device (2) comprises a transmission mechanism (21) and a plurality of tooling fixtures (22) arranged on the transmission mechanism (21); the transmission mechanism (21) comprises a driver (211), a belt (212), two second positioning plates (213) and two rotating shafts (214); the two second positioning plates (213) are arranged parallel to each other through the two rotating shafts (214); the belt (212) is sleeved on the two rotating shafts (214); the plurality of tooling fixtures are evenly distributed on the belt (212); the driver (211) The second positioning plate (213) is arranged, and the output end of the driver (211) is connected to the end of one of the rotating shafts (214); the classification unloading device (4) comprises a plurality of air nozzles (41) and a plurality of guide grooves (42); the plurality of air nozzles (41) are arranged on the transport device (2); the plurality of guide grooves (42) are connected to the frame (5) through a connecting buckle (6); the air nozzles (41) and the guide grooves (42) are arranged in a one-to-one correspondence; the connecting buckle (6) connects and fixes the guide grooves (42) used for capacitor classification to the frame (5), so as to facilitate the installation of guide grooves (42) of different models. 42); the connecting buckle (6) comprises a second positioning block (61), a third positioning block (62) and a fourth clamping block (63); the second positioning block (61) and the third positioning block (62) are hingedly connected via a clamping column (64); the fourth clamping block (63) comprises a first clamping plate (631) and a second clamping plate (632); the first clamping plate (631) and the third positioning block (62) are screwed and fixed; the second clamping plate (632) is connected to the first clamping plate (631); the second clamping plate (632) is provided with a plurality of clamping holes (632'); and the second positioning block (61) is provided with a plurality of positioning holes (61').

2. The automated capacitor nail coil detection machine according to claim 1, characterized in that: The feeding device (1) comprises a driving mechanism (11), a first positioning plate (12), a first connecting rod (13), a second connecting rod (14), a telescopic mechanism (15) and a first clamping block (16); the output end of the driving mechanism (11) passes through the first positioning plate (12); the first positioning plate (12) is provided with a guide groove (12'); the first connecting rod (13) is provided with a guide hole (13'); the first connecting rod (13) is connected to the output end of the driving mechanism (11); one end of the second connecting rod (14) is matched with the guide hole (13') and the guide groove (12') in sequence through a pin (17); the telescopic mechanism (15) is arranged at the other end of the second connecting rod (14); the output end of the telescopic mechanism (15) passes through a stopper (18); and the first clamping block (16) is connected to the output end of the telescopic mechanism (15).

3. The automated capacitor nail coil detection machine according to claim 2, characterized in that: The linear module (19) comprises a guide rail (191) and a slider (192), wherein the slider (192) is slidably connected to the guide rail (191); the guide rail (191) is arranged on the first positioning plate (12); and the second connecting rod (14) is connected to the slider (192).

4. The automated capacitor nail coil detection machine according to claim 1, characterized in that: The tooling fixture (22) comprises a first positioning block (221) and a second clamping block (222) and a third clamping block (223) arranged on the first positioning block (221); the second clamping block (222) is provided with a first clamping slot (222'); the third clamping block (223) is provided with a second clamping slot (223'); the first clamping slot (222') is butted with the second clamping slot (223'); and the first positioning block (221) is arranged on the belt (212).

5. The automated capacitor nail coil detection machine according to claim 4, characterized in that: The second clamping block (222) is provided with a first through hole (222"); the third clamping block (223) is provided with a second through hole (223"); and the first positioning block (221) is provided with a third through hole (221').

6. The automated capacitor nail coil detection machine according to claim 1, characterized in that: The third positioning block (62) is provided with a connecting hole (62'); the second clamping plate (632) is also provided with a positioning groove (632").

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