CN111842214B - Multichannel lens sorting device with vision system - Google Patents
Multichannel lens sorting device with vision system Download PDFInfo
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- CN111842214B CN111842214B CN202010736400.4A CN202010736400A CN111842214B CN 111842214 B CN111842214 B CN 111842214B CN 202010736400 A CN202010736400 A CN 202010736400A CN 111842214 B CN111842214 B CN 111842214B
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- product conveying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/3412—Sorting according to other particular properties according to a code applied to the object which indicates a property of the object, e.g. quality class, contents or incorrect indication
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/38—Collecting or arranging articles in groups
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- Specific Conveyance Elements (AREA)
- Sorting Of Articles (AREA)
Abstract
The invention discloses a multichannel lens sorting device with a vision system, which comprises a rotary disc, a feeding mechanism, a scanning mechanism, a suction mechanism, a slow storage mechanism, a delivery mechanism, a good product conveying line and a defective product conveying line, wherein the feeding mechanism is arranged on the rotary disc; the rotary disk can rotate, and the rotary disk is used for receiving the lenses conveyed by the feeding mechanism at the feeding position, conveying the lenses to the reading position for information reading by the scanning mechanism, and conveying the lenses to the grabbing position for being absorbed by the absorbing mechanism; the buffering storage mechanism comprises a plurality of buffering storage bins which are arranged in an annular arrangement, and the suction mechanism is used for conveying lenses with the same information reading to the same buffering storage bin; the delivering mechanism comprises a plurality of delivering bins which are arranged in an annular arrangement outside the plurality of caching bins, and the delivering bins are used for receiving lenses delivered by the caching bins and delivering the lenses to the good product conveying line and the defective product conveying line for outputting; the device can automatically identify and sort the lenses, thereby taking the operation of manual sorting out, and practically solving the problem of low sorting efficiency in the prior art.
Description
Technical Field
The invention relates to the field of automation, in particular to a multichannel lens sorting device with a vision system.
Background
Along with the continuous refinement of lens production, lens kind is with the continuous subdivision of divergence and number of degrees, presents exponential growth, and the letter sorting degree of difficulty of lens also continuously increases. The lens category for a batch of orders often exceeds 20, sometimes even up to 40. Manual sorting often requires multi-person multi-stage sorting, and the single-day sorting quantity is limited and the error rate is high.
If the machine is used for sorting, the number of the sorting channels at one time of the sorting system at the present stage is often not more than 10, for sorting of more than 10 types, the sorting is commonly used in multiple stages, but the multiple stages are large in size and different in sorting of different stages of discharge ports, so that multiple people are required to take materials or one person to come and go to take materials, and unnecessary labor waste is increased.
Disclosure of Invention
The invention aims to provide a multichannel lens sorting device with a vision system, which is used for solving the problem of low sorting efficiency in the prior art.
In order to solve the technical problems, the invention provides a multi-channel lens sorting device with a vision system, which comprises a rotary disc, a feeding mechanism, a scanning mechanism, a suction mechanism, a slow storage mechanism, a delivery mechanism, a good product conveying line and a defective product conveying line; the rotary disk can rotate, a feeding position, a reading position and a grabbing position are arranged in the range covered by the disk surface of the rotary disk, and the rotary disk is used for receiving lenses conveyed by the feeding mechanism at the feeding position, conveying the lenses to the reading position for information reading by the scanning mechanism and conveying the lenses to the grabbing position for being absorbed by the absorbing mechanism; the cache storage mechanism comprises a plurality of cache bins which are arranged in an annular arrangement, the suction mechanism is used for conveying the lenses to the plurality of cache bins, and the lenses with the same information reading are conveyed to the same cache bin; the delivering mechanism comprises a plurality of delivering bins, the delivering bins are annularly arranged outside the caching bins, the delivering bins are used for receiving the lenses delivered by the caching bins, and the delivering mechanism is used for controlling the delivering bins to circumferentially rotate; the good product conveying line and the defective product conveying line are arranged at the side of the sending mechanism, the good product conveying line is used for receiving good products sent by the sending mechanism, and the defective product conveying line is used for receiving defective products sent by the sending mechanism.
In one embodiment, the feeding mechanism comprises a feeding module and a conveying module; the feeding module comprises a chain, a feeding motor and a plurality of feeding bins, wherein the chain is in closed loop arrangement, the feeding bins are connected and fixed with the chain, the feeding bins are arranged along the track of the chain, the feeding motor drives the chain to drive the feeding bins to move circularly, and the feeding bins are used for loading lenses; the conveying module comprises a pushing unit and a picking and placing unit; the pushing units are arranged at the sides of the moving paths of the plurality of feeding bins and are used for pushing out the lenses from the feeding bins; the picking and placing unit is arranged above the feeding bin and used for grabbing lenses and sending the lenses to the rotating disc.
In one embodiment, the ejection unit comprises a feeding cylinder, an ejection plate and a lifting platform; the feeding cylinder is connected with the jacking plate and is arranged on the lifting platform and used for pushing the jacking plate to the position below the feeding bin; the lifting platform is used for lifting in the vertical direction, and the lifting platform is lifted to push the lifting plate to eject the lenses in the feeding bin.
In one embodiment, the picking and placing unit comprises a track plate, a swinging seat, a picking and placing machine and a swinging rod; the track plate is provided with an arc track and a straight guide rail; the swinging seat is arranged on the straight guide rail, a linear rail and a sucker are arranged on the swinging seat, and the sucker is used for sucking the ejected lens; the electric taking and discharging machine penetrates through the track plate and is fixedly connected with one end of the swinging rod, and the other end of the swinging rod is embedded into the arc-shaped track and the linear track; the discharging machine is used for driving the swinging rod to swing, and the swinging of the swinging rod is used for driving the swinging seat to move between the upper part of the feeding bin and the feeding level.
In one embodiment, the scanning mechanism is arranged below the reading position, the rotating disc is arranged between the scanning mechanism and the reading position, the scanning mechanism comprises a camera and a light source, and the light supplementing direction of the light source faces to the camera; the rotary disk is provided with a light transmission area, and the rotation of the rotary disk is used for enabling the light transmission area to stay at the feeding position, the reading position and the grabbing position.
In one embodiment, the suction mechanism comprises a universal mechanical arm and an adsorption head which are connected with each other, and the universal mechanical arm is used for driving the adsorption head to the grabbing position to adsorb the lens and driving the adsorption head to load the lens to the cache bin.
In one embodiment, a plurality of the buffer bins are arranged around the periphery of the rotating disc, and a plurality of the buffer bins are respectively provided with a transfer push rod, and the transfer push rods are used for pushing the lenses in the buffer bins to the feeding bin.
In one embodiment, the delivery mechanism is provided with a discharge push rod at a position corresponding to the good product conveying line and the defective product conveying line, and the discharge push rod is used for pushing the lenses in the delivery bin to the good product conveying line and the defective product conveying line.
In one embodiment, the feed-out mechanism comprises a feed turntable, a cam follower bearing, a rotating motor and a cam shaft; the feeding turntable is arranged outside the periphery of the cache storage mechanism in a autorotation manner; the cam follower bearings are arranged in a plurality of ways along the circumferential direction of the feeding turntable in a separated arrangement way; the rotating motor is connected with the cam shaft and is used for driving the cam shaft to rotate; the cam shaft is arranged on a path of the feeding turntable driving the cam follower bearing to circumferentially rotate, and the rotation of the cam shaft is used for applying thrust to the cam follower bearing so as to drive the feeding turntable to rotate.
In one embodiment, the good product conveying line and the defective product conveying line are arranged in parallel on two opposite sides of the feeding mechanism.
The beneficial effects of the invention are as follows:
the rotary disc is used for receiving the lens conveyed by the feeding mechanism at the feeding position, conveying the lens to the reading position for information reading by the scanning mechanism, and conveying the lens to the grabbing position for being absorbed by the absorbing mechanism; therefore, the device can automatically identify and sort the lenses, thereby taking the place of manual sorting operation and practically solving the problem of low sorting efficiency in the prior art.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a multi-channel lens sorting apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;
FIG. 3 is a schematic diagram of the feeding module of FIG. 1;
FIG. 4 is a schematic view of the ejector unit of FIG. 1;
FIG. 5 is a schematic diagram showing the assembly of the buffer mechanism and the feed-out mechanism of FIG. 1;
FIG. 6 is an enlarged schematic view of the portion B of FIG. 5;
FIG. 7 is a second schematic diagram of the assembly of the buffer mechanism and the feed-out mechanism of FIG. 1;
FIG. 8 is an enlarged schematic view of the portion C of FIG. 7;
fig. 9 is a third schematic diagram of the assembly of the buffer mechanism and the feed-out mechanism of fig. 1.
The reference numerals are as follows:
10. a rotating disc; 11. feeding the material; 12. reading the bit; 13. grabbing positions; 14. a light transmission region; 15. an indexing motor;
20. a feeding mechanism;
21. A feeding module; 211. a chain; 212. a feeding motor; 213. feeding a bin; 214. a first synchronization belt; 215. a driving shaft; 216. a sprocket; 217. a loading bottom plate; 218. a chain mounting seat;
221. a push unit; 2211. a feeding cylinder; 2212. a jacking plate; 2213. a lifting platform; 2214. a feeding motor; 2215. a second timing belt; 2216. a motor mounting plate; 2217. a feeding bottom plate; 2218. a ball screw; 2219. an optical axis; 2210. a cylinder mounting plate;
222. a picking and placing unit; 2221. a track plate; 2222. a swinging seat; 2223. taking and placing the motor; 2224. a swinging rod; 2225. an arc-shaped track; 2226. a straight guide rail; 2227. a linear rail; 2228. a suction cup;
30. A scanning mechanism; 31. a camera; 32. a light source;
40. A suction mechanism; 41. a universal mechanical arm; 42. an adsorption head;
50. a slow storage mechanism; 51. caching a storage bin; 52. a transit push rod;
60. a feed-out mechanism; 61. feeding a storage bin; 62. a discharge push rod; 63. a feeding turntable; 64. cam follower bearings; 65. a rotating electric machine; 66. a cam shaft;
70. good product conveying lines;
80. And (5) a defective product conveying line.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The invention provides a multi-channel lens sorting device with a vision system, and the embodiment of the multi-channel lens sorting device is shown in fig. 1, 4 and 9, and comprises a rotary disk 10, a feeding mechanism 20, a scanning mechanism 30, a suction mechanism 40, a cache storage mechanism 50, a delivery mechanism 60, a good product conveying line 70 and a defective product conveying line 80; the rotary disk 10 can rotate, a feeding position 11, a reading position 12 and a grabbing position 13 are arranged in the range covered by the disk surface of the rotary disk 10, and the rotary disk 10 is used for receiving lenses conveyed by the feeding mechanism 20 at the feeding position 11, conveying the lenses to the reading position 12 for information reading by the scanning mechanism 30 and conveying the lenses to the grabbing position 13 for being absorbed by the absorbing mechanism 40; the buffering storage mechanism 50 comprises a plurality of buffering storage bins 51, the buffering storage bins 51 are arranged in an annular arrangement, the suction mechanism 40 is used for conveying lenses to the buffering storage bins 51, and the lenses with the same information reading are conveyed to the same buffering storage bin 51; the delivering mechanism 60 comprises a plurality of delivering bins 61, the delivering bins 61 are arranged in an annular arrangement outside the plurality of cache bins 51, the delivering bins 61 are used for receiving lenses delivered by the plurality of cache bins 51, and the delivering mechanism 60 is used for controlling the delivering bins 61 to rotate circumferentially; the good product conveying line 70 and the defective product conveying line 80 are both arranged at the side of the sending-out mechanism 60, the good product conveying line 70 is used for receiving the good product lenses sent out by the sending-out mechanism 60, and the defective product conveying line 80 is used for receiving the defective product lenses sent out by the sending-out mechanism 60.
When the lens scanning device is applied, the feeding mechanism 20 is used for feeding lenses to the feeding position 11, the rotary disk 10 can receive the lenses at the feeding position 11, and after the rotary disk 10 rotates, the lenses can be fed to the reading position 12 for scanning by the scanning mechanism 30; for example, after the scanning mechanism 30 scans the two-dimensional code on the lens, the rotary disk 10 rotates to send the lens to the grabbing position 13, so that the suction mechanism 40 sucks the lens to the buffer storage mechanism 50, and the multi-channel lens sorting device already knows various parameter information of the lens, so that the suction mechanism 40 can place the same kind of lens in the same buffer bin 51; after the buffer bin 51 is stacked and filled with the same type of lenses, the buffer bin 51 will send the stacked same type of lenses to the same feeding bin 61, so that the feeding bin 61 transfers the lenses to the good product conveying line 70 or the defective product conveying line 80.
It should be noted that, for example, the lenses to be sorted include a lens, B lens, C lens and D lens, wherein a lens and B lens are lenses to be sorted, C lens and D lens are lenses erroneously included therein, so that in the sorting process, the multi-channel lens sorting device stacks a plurality of a lenses, stacks B lenses and stacks C lens and D lens, so that the stacked a lens and B lens are determined as good lenses, the a lens and B lens are sent to the good conveyor line 70 for the worker to perform the final sorting operation, the C lens and D lens are determined as bad lenses, and the C lens and D lens are sent to the bad conveyor line 80 for recycling.
In order to achieve feeding, as shown in fig. 1, 3,4 and 6, the feeding mechanism 20 of this embodiment includes a feeding module 21 and a conveying module; the feeding module 21 comprises a chain 211, a feeding motor 212 and a plurality of feeding bins 213, the chain 211 is in closed loop arrangement, the feeding bins 213 are connected and fixed with the chain 211, the feeding bins 213 are arranged along the track of the chain 211, the feeding motor 212 drives the chain 211 to drive the feeding bins 213 to circularly move, and the feeding bins 213 are used for loading lenses; the conveying module comprises an ejection unit 221 and a picking and placing unit 222; the pushing unit 221 is disposed beside the moving paths of the plurality of loading bins 213, and the pushing unit 221 is used for pushing out the lenses from the loading bins 213; the picking and placing unit 222 is disposed above the loading bin 213, and the picking and placing unit 222 is used for picking up lenses and delivering the lenses to the rotating disc 10.
Specifically, the feeding module 21 further includes a first synchronous belt 214, a driving shaft 215, a sprocket 216, a feeding bottom plate 217 and a chain mounting seat 218, the chain mounting seat 218 is a frame structure with a rectangular ring shape, the chain 211 is mounted on the chain mounting seat 218, the chain 211 is circumferentially arranged around the chain mounting seat 218, the plurality of feeding bins 213 are adjacently arranged along the setting track of the chain 211, the upper portions and the lower portions of the plurality of feeding bins 213 are mutually communicated, the feeding bottom plate 217 is fixedly connected to the bottom of the chain mounting seat 218, the feeding motor 212 and the driving shaft 215 are mounted on the upper surface of the feeding bottom plate 217, the output shaft of the feeding motor 212 and the lower end of the driving shaft 215 are connected with the first synchronous belt 214 through the feeding bottom plate 217, the upper end of the driving shaft 215 is connected with the sprocket 216, and the sprocket 216 is connected with the chain 211.
When the device is used, lenses can be placed in the plurality of feeding bins 213 in a manual operation mode, then the feeding motor 212 can drive the driving shaft 215 to rotate through the first synchronous belt 214, and the driving shaft 215 can drive the chain 211 to circumferentially rotate through the chain wheel 216, so that the purpose of driving the lenses to circumferentially move by the feeding bins 213 is achieved.
Wherein, as shown in fig. 3 and 4, the ejector unit 221 includes a feeding cylinder 2211, an ejector plate 2212, and an elevating platform 2213; the feeding cylinder 2211 is connected with a lifting plate 2212, the feeding cylinder 2211 is arranged on the lifting platform 2213, and the feeding cylinder 2211 is used for pushing the lifting plate 2212 to the lower part of the upper stock bin 213; the lifting platform 2213 is used for lifting in the vertical direction, and the lifting platform 2213 is lifted to push the lifting plate 2212 to eject the lenses in the feeding bin 213.
Specifically, the lifting platform 2213 includes a feeding motor 2214, a second synchronous belt 2215, a motor mounting plate 2216, a feeding bottom plate 2217, ball screws 2218, an optical axis 2219 and a cylinder mounting plate 2210, at this time, the feeding motor 2214 and the feeding bottom plate 2217 are mounted on the upper surface of the motor mounting plate 2216, an output shaft of the feeding motor 2214 passes through the motor mounting plate 2216, a lower end of the ball screws 2218 sequentially passes through a cylinder mounting plate 2210, the feeding bottom plate 2217 and the motor mounting plate 2216, and a lower end of the ball screws 2218 is in transmission connection with an output shaft of the feeding motor 2214 through the second synchronous belt 2215, optical axes 2219 are fixedly connected with the feeding bottom plate 2217 through the cylinder mounting plate 2210, the feeding cylinder 2211 is disposed on the upper surface of the cylinder mounting plate 2210, and the feeding cylinder 2211 pushes the lifting plate 2212 to move toward and away from the upper bin 213 in the horizontal direction.
Assuming that the forward rotation of the feeding motor 2214 is used for realizing the ascending of the lifting platform 2213, and the reverse rotation is used for realizing the descending of the lifting platform 2213, so that during application, the feeding motor 2214 can firstly perform reverse rotation, and the feeding motor 2214 can control the ball screw 2218 to perform reverse rotation through the second synchronous belt 2215, so as to control the cylinder mounting plate 2210 to descend along the guiding direction of the optical axis 2219, and realize the operation of moving the lifting plate 2212 to the lower part of the upper stock bin 213; then, the feeding cylinder 2211 pushes the lifting plate 2212 to move below the upper bin 213 to align the lenses in the upper bin 213, and the feeding motor 2214 rotates forward to control the lifting plate 2212 to move upwards, so as to eject the lenses upwards.
In addition, as shown in fig. 5 to 8, the pick-and-place unit 222 includes a rail plate 2221, a swing seat 2222, a pick-and-place machine 2223, and a swing lever 2224; the track plate 2221 is provided with an arc track 2225 and a straight guide rail 2226; the swing seat 2222 is mounted on the straight guide rail 2226, the swing seat 2222 is provided with a straight line rail 2227 and a suction cup 2228, and the suction cup 2228 is used for sucking the ejected lens; the discharge machine 2223 penetrates through the track plate 2221 and is fixedly connected with one end of the swing rod 2224, and the other end of the swing rod 2224 is embedded into the arc-shaped track 2225 and the linear track 2227; the pick-and-place machine 2223 is configured to drive the swing lever 2224 to swing, and the swing of the swing lever 2224 is configured to drive the swing seat 2222 to move between above the loading bin 213 and the loading level 11.
When the device is applied, the discharge machine 2223 controls the swing rod 2224 to swing towards the direction of the feeding bin 213, the swing of the swing rod 2224 drives the swing seat 2222 to move to the upper part of the feeding bin 213, and then the ejected lens is absorbed by the sucking disc 2228; after the lens is firmly adsorbed, the pick-and-place machine 2223 controls the swing rod 2224 to swing towards the feeding position 11, the swing of the swing rod 2224 drives the swing seat 2222 to move towards the feeding position 11, and then the suction disc 2228 releases the adsorption of the lens, so that the purpose of placing the lens on the rotating disc 10 is achieved.
To realize the scanning of the lens, the scanning mechanism 30 of this embodiment is shown in fig. 4, the scanning mechanism 30 is disposed below the reading position 12, the rotating disk 10 is disposed between the scanning mechanism 30 and the reading position 12, the scanning mechanism 30 includes a camera 31 and a light source 32, and the light supplementing direction of the light source 32 faces the camera 31; the rotary disk 10 is provided with a light-transmitting zone 14, and the rotation of the rotary disk 10 serves to stop the light-transmitting zone 14 at the loading position 11, the reading position 12 and the grabbing position 13.
Specifically, four light-transmitting areas 14 are arranged on the rotary disk 10, the four light-transmitting areas 14 are arranged in a manner of being arranged at four ends of a cross, an indexing motor 15 is arranged below the rotary disk 10, and the indexing motor 15 is used for driving the rotary disk 10 to rotate; for example, when the rotation of the rotary disk 10 stops, a transparent area 14 is disposed at a position corresponding to the loading position 11, after the lens is disposed in the transparent area 14, the rotary disk 10 can be rotated to move the lens to the reading position 12, and the camera 31 can scan and read the lens to obtain various parameter information of the lens; after the information is acquired, the rotary disk 10 rotates to convey the lens to the grabbing position 13, so that the subsequent grabbing and conveying operation can be performed on the lens.
In order to achieve the grabbing and conveying operation of the lens, as shown in fig. 1, 2, 4 and 9, the suction mechanism 40 of this embodiment includes a universal mechanical arm 41 and an adsorption head 42 that are connected to each other, and the universal mechanical arm 41 is used to drive the adsorption head 42 to the grabbing position 13 to adsorb the lens, and drive the adsorption head 42 to load the lens into the buffer bin 51.
At this time, the plurality of universal mechanical arms 41 are multiple, and the plurality of universal mechanical arms 41 are movably connected with the adsorption heads 42, so that the universal mechanical arms 41 can drive the adsorption heads 42 to move widely, and after the adsorption heads 42 adsorb lenses, the adsorption heads 42 can be controlled to move to each buffer storage bin 51 to perform unloading operation.
In order to realize the conveyance of the lenses between the buffer bin 51 and the feeding bin 61, the buffer bin 51 of this embodiment is shown in fig. 9, a plurality of buffer bins 51 are arranged around the periphery of the rotating disc 10, the plurality of buffer bins 51 are each provided with a transfer push rod 52, and the transfer push rods 52 are used for pushing the lenses in the buffer bins 51 to the feeding bin 61.
That is, after the buffer bin 51 is filled with lenses, the feeding mechanism 60 may rotate the feeding bin 61 to be opposite to the buffer bin 51, and then the transfer push rod 52 pushes the lenses from the buffer bin 51 to the feeding bin 61, so that the lenses can be transported between the buffer bin 51 and the feeding bin 61.
In order to realize the lens feeding from the feeding bin 61, as shown in fig. 1 and 9, the feeding bin 61 of this embodiment is provided with a discharging push rod 62 at each position corresponding to the good product conveying line 70 and the defective product conveying line 80, and the discharging push rod 62 is used for pushing the lens in the feeding bin 61 to the good product conveying line 70 and the defective product conveying line 80.
That is, after the feeding bin 61 is filled with lenses, the feeding mechanism 60 may rotate the feeding bin 61 to be opposite to the good product conveying line 70 or the defective product conveying line 80, and then the discharging push rod 62 pushes the lenses from the feeding bin 61 to the good product conveying line 70 or the defective product conveying line 80, so that the lenses can be fed from the feeding bin 61.
To achieve the rotation of the feed hopper 61, the feed-out mechanism 60 of this embodiment, as shown in fig. 1 and 9, the feed-out mechanism 60 includes a feed turntable 63, a cam follower bearing 64, a rotary motor 65, and a cam shaft 66; the feeding turntable 63 is rotatably mounted outside the circumference of the buffer storage mechanism 50; the cam follower bearings 64 are plural, and the plural cam follower bearings 64 are arranged in a spaced-apart arrangement along the circumferential direction of the feed turntable 63; the rotating motor 65 is connected with the cam shaft 66, and the rotating motor 65 is used for driving the cam shaft 66 to rotate; the cam shaft 66 is disposed on a path along which the feeding turntable 63 drives the cam follower bearing 64 to rotate circumferentially, and the rotation of the cam shaft 66 is used to apply thrust to the cam follower bearing 64 to drive the feeding turntable 63 to rotate.
When the rotating motor 65 works, the cam shaft 66 can be driven to rotate, and the rotation of the cam shaft 66 firstly applies force to the adjacent cam follower bearings 64 and then is separated from the cam follower bearings 64; in a state in which the cam shaft 66 is separated from the cam follower bearing 64, the feeding turntable 63 still rotates due to the stress of the cam follower bearing 64, and the rear cam follower bearing 64 replaces the front cam follower bearing 64, so that the cam follower bearing 64 is abutted against the cam shaft 66 again, and the rotation control of the feeding turntable 63 is realized.
To facilitate sorting, the good product conveying line 70 and the defective product conveying line 80 in this embodiment are shown in fig. 1, where the good product conveying line 70 and the defective product conveying line 80 are arranged in parallel on opposite sides of the feeding mechanism 60, so as to avoid mixing and sorting the good products and the defective products during sorting.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the invention, such changes and modifications are also intended to be within the scope of the invention.
Claims (7)
1. A multi-channel lens sorting apparatus having a vision system, characterized in that,
The device comprises a rotary disk, a feeding mechanism, a scanning mechanism, a suction mechanism, a slow storage mechanism, a delivery mechanism, a good product conveying line and a defective product conveying line;
The rotary disk can rotate, a feeding position, a reading position and a grabbing position are arranged in the range covered by the disk surface of the rotary disk, and the rotary disk is used for receiving lenses conveyed by the feeding mechanism at the feeding position, conveying the lenses to the reading position for information reading by the scanning mechanism and conveying the lenses to the grabbing position for being absorbed by the absorbing mechanism;
the cache storage mechanism comprises a plurality of cache bins which are arranged in an annular arrangement, the suction mechanism is used for conveying the lenses to the plurality of cache bins, and the lenses with the same information reading are conveyed to the same cache bin;
The delivering mechanism comprises a plurality of delivering bins, the delivering bins are annularly arranged outside the caching bins, the delivering bins are used for receiving the lenses delivered by the caching bins, and the delivering mechanism is used for controlling the delivering bins to circumferentially rotate;
The good product conveying line and the defective product conveying line are arranged at the side of the sending mechanism, the good product conveying line is used for receiving the good product sent by the sending mechanism, and the defective product conveying line is used for receiving the defective product sent by the sending mechanism;
The feeding mechanism comprises a feeding module and a conveying module;
The feeding module comprises a chain, a feeding motor and a plurality of feeding bins, wherein the chain is in closed loop arrangement, the feeding bins are connected and fixed with the chain, the feeding bins are arranged along the track of the chain, the feeding motor drives the chain to drive the feeding bins to move circularly, and the feeding bins are used for loading lenses;
The conveying module comprises a pushing unit and a picking and placing unit; the pushing units are arranged at the sides of the moving paths of the plurality of feeding bins and are used for pushing out the lenses from the feeding bins; the picking and placing unit is arranged above the feeding bin and is used for grabbing the lenses and sending the lenses to the rotating disc;
the ejection unit comprises a feeding cylinder, an ejection plate and a lifting platform;
The feeding cylinder is connected with the jacking plate and is arranged on the lifting platform and used for pushing the jacking plate to the position below the feeding bin;
the lifting platform is used for lifting in the vertical direction, and the lifting platform is lifted to push the lifting plate to push out the lenses in the feeding bin;
The picking and placing unit comprises a track plate, a swinging seat, a picking and placing machine and a swinging rod;
The track plate is provided with an arc track and a straight guide rail;
the swinging seat is arranged on the straight guide rail, a linear rail and a sucker are arranged on the swinging seat, and the sucker is used for sucking the ejected lens;
the electric taking and discharging machine penetrates through the track plate and is fixedly connected with one end of the swinging rod, and the other end of the swinging rod is embedded into the arc-shaped track and the linear track;
The discharging machine is used for driving the swinging rod to swing, and the swinging of the swinging rod is used for driving the swinging seat to move between the upper part of the feeding bin and the feeding level.
2. The multi-channel lens sorting apparatus of claim 1, wherein,
The scanning mechanism is arranged below the reading position, the rotating disc is arranged between the scanning mechanism and the reading position, the scanning mechanism comprises a camera and a light source, and the light supplementing direction of the light source faces to the camera;
The rotary disk is provided with a light transmission area, and the rotation of the rotary disk is used for enabling the light transmission area to stay at the feeding position, the reading position and the grabbing position.
3. The multi-channel lens sorting device of claim 1, wherein the suction mechanism comprises a universal mechanical arm and an adsorption head that are connected to each other, the universal mechanical arm being configured to drive the adsorption head to the grasping position to adsorb the lens and to drive the adsorption head to load the lens to the cache bin.
4. The multi-channel lens sorting device of claim 1, wherein a plurality of the buffer bins are arranged around the periphery of the rotating disc, and a plurality of the buffer bins are each provided with a transfer push rod for pushing the lenses in the buffer bins to the feeding bin.
5. The multi-channel lens sorting device of claim 1, wherein the delivery mechanism is provided with a discharge push rod at a position corresponding to the good product conveying line and the defective product conveying line, and the discharge push rod is used for pushing the lenses in the feed bin to the good product conveying line and the defective product conveying line.
6. The multi-channel lens sorting apparatus of claim 1, wherein,
The feeding mechanism comprises a feeding turntable, a cam follower bearing, a rotating motor and a cam shaft;
the feeding turntable is arranged outside the periphery of the cache storage mechanism in a autorotation manner;
The cam follower bearings are arranged in a plurality of ways along the circumferential direction of the feeding turntable in a separated arrangement way;
The rotating motor is connected with the cam shaft and is used for driving the cam shaft to rotate;
The cam shaft is arranged on a path of the feeding turntable driving the cam follower bearing to circumferentially rotate, and the rotation of the cam shaft is used for applying thrust to the cam follower bearing so as to drive the feeding turntable to rotate.
7. The multi-channel lens sorting apparatus of claim 1, wherein the good product conveyor line and the bad product conveyor line are arranged in parallel on opposite sides of the feed-out mechanism.
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| CN208592104U (en) * | 2018-05-24 | 2019-03-12 | 河南省皓泽电子有限公司 | A kind of voice coil motor optical axis test device with two-dimensional code scanning |
| CN109482517A (en) * | 2018-12-25 | 2019-03-19 | 丹阳市全自动化设备有限公司 | A kind of intelligent eyeglass detection sorting all-in-one machine using novel technological method |
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