CN106226320B - Noble metal inspection machine - Google Patents
Noble metal inspection machine Download PDFInfo
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- CN106226320B CN106226320B CN201610762523.9A CN201610762523A CN106226320B CN 106226320 B CN106226320 B CN 106226320B CN 201610762523 A CN201610762523 A CN 201610762523A CN 106226320 B CN106226320 B CN 106226320B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/8914—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/8914—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
- G01N2021/8918—Metal
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- Textile Engineering (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
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- Testing Of Coins (AREA)
Abstract
The invention relates to a noble metal inspection machine, which comprises a coin conveying channel, an image processing module and a main control module, wherein a coin conveying assembly, a coin clamping mechanism, a coin detection mechanism, a discharging assembly and a waste coin tray mechanism are sequentially arranged on the coin conveying channel, the coin clamping mechanism mainly comprises a coin feeding device, a coin supporting device and a rotating device, the rotating device comprises a rotating motor and a rotating disc arranged on the rotating motor, a group of clamping fixtures for horizontally clamping coins are uniformly distributed on the rotating disc along the circumferential direction of the rotating disc, the waste coin tray mechanism comprises two sliding rails, a lead screw motor, a feeding sensor and a micro-motion sensor, the two sliding rails are symmetrically arranged, a supporting plate is connected onto the two sliding rails in a sliding manner, the supporting plate is fixedly connected with the lead screw, the lead screw is driven by the lead screw motor, at least two waste coin trays are arranged on the supporting plate, a plurality of separation plates are uniformly arranged on the waste coin trays along the width direction of the waste coin trays, and the waste coin trays are separated into a plurality of rows of coin storage parts with the same size. The invention has the advantages of compact structure of the whole machine and small occupied area.
Description
Technical Field
The invention relates to a noble metal inspection machine, and belongs to the technical field of coin inspection equipment.
Background
According to the knowledge of the applicant, the coin production technology is continuously developed, the automation degree and efficiency of the finished product manufacturing, printing and packaging processes of the coins are continuously improved, meanwhile, the quality control of the coin products is increasingly strict, and the printing industry also makes strict discriminant for the unqualified quality of the coins. However, in the coin production process, waste products and unqualified products are inevitably generated, and in a long period of time, the factory inspection of the coins is carried out manually, so that the investment is large, the labor intensity is high, and the condition of unstable inspection quality is difficult to avoid. At present, the banknote printing and coining industry is greatly developing an inspection and sealing automation technology, and equipment adopting machine vision is also being updated continuously.
According to the search, the Chinese patent with the patent number of 2013101536007 discloses a system for checking the surface quality of a finished coin product, and the system can automatically check the surface quality of the front and back surfaces of the coin and automatically reject the coin. The system comprises a coin conveying channel, an image processing module and a main control module, wherein a coin conveying turntable, a coin detection device and the like are arranged on the coin conveying channel, a detection platform, a camera and a light source are arranged in the coin detection device, and the detection platform comprises a coin slideway and a reflecting mirror. The phenomenon that two or more coins are stuck together often occurs in the coin conveying process, and the whole pattern collection of the coins is completed through the linear array camera jigsaw, so that the pattern dislocation easily occurs in the jigsaw process, the defects of shadow and the like are caused, and the checking result is influenced.
The conventional tray loading device of the coin checking machine is generally provided with a plurality of trays on a belt conveyor, each tray is provided with a plurality of rows of coin receiving parts, the tray is driven by a belt on the belt conveyor to move towards one direction, one row of coins is filled in one tray and then is moved to the next row of the tray to continue to be loaded until the next tray is moved after the tray is filled, the tray loading is sequentially carried out in a circulating mode, the interval between the first row and the last row in the mode is longer, the time consumption is long, the efficiency is low, the tray loading quality can be influenced, and especially, the mechanism is large in size, large in occupied area, complex in structure and difficult to maintain.
Disclosure of Invention
The invention aims at: aiming at the defects existing in the prior art, the noble metal inspection machine is compact in structure and small in occupied area.
In order to achieve the above purpose, the noble metal inspection machine comprises a coin conveying channel, an image processing module and a main control module, wherein a coin conveying assembly, a coin clamping mechanism, a coin detection mechanism, a discharging assembly and a waste coin tray mechanism are sequentially arranged on the coin conveying channel; the coin detection mechanism comprises a first coin detection component, a second coin detection component, a third coin detection component and a fourth coin detection component, wherein the first, second, third and fourth coin detection components comprise a camera support and two cameras arranged on the camera support, the two cameras are symmetrically arranged on the upper side and the lower side of the clamp, and the end face of a viewfinder of the camera is perpendicular to the clamping head of the clamp; the coin tray loading mechanism comprises two sliding rails, a screw rod motor, a feeding sensor and a micro-motion sensor, wherein the two sliding rails are symmetrically arranged and are connected with a supporting plate in a sliding mode, the supporting plate is fixedly connected with the screw rod, the screw rod is driven by the screw rod motor, at least two coin trays are arranged on the supporting plate, a plurality of separation plates are uniformly arranged on the coin trays along the width direction of the coin trays, and the coin trays are separated into a plurality of rows of coin storage parts with the same size.
According to the invention, the clamping mechanism capable of preventing coins from adhering is used for clamping the coins, four cameras are respectively arranged on the upper side and the lower side of the clamping mechanism, the 400-ten-thousand-pixel area array camera is adopted as the cameras, and the front and back images of the coins are simultaneously shot at eight detection stations, so that the surface scratches of the coins can be effectively prevented, and the coins are clamped more stably and reliably.
Preferably, the chuck is provided with an arc concave surface, a near-circular clamping space is formed between the arc concave surface and the end surface of the second clamping block, the cross section of one end of the clamping space corresponding to the arc concave surface is V-shaped, and the cross section of one end corresponding to the second clamping block is straight.
The edge of the coin is clamped by adopting the three-point clamping mode, and the front and back surfaces of the coin can be detected simultaneously. Meanwhile, the mode of clamping the edge of the coin is adopted, and the upper part (the lower part) of the coin is not shielded, so that the area array camera can be selected for one-step forming and drawing, the possible problem of secondary jigsaw is omitted, the images can be collected on the front side and the back side at the same time, and the production efficiency is greatly improved.
Preferably, the coin feeding device comprises a fixed base, two sides of the fixed base are respectively provided with an adjusting plate, a rotating plate with a certain inclination angle is arranged between the two adjusting plates, the rotating plate is vertically connected with a mounting plate through a supporting column, the middle part of the mounting plate is provided with a sliding plate, the left side and the right side of the sliding plate are symmetrically provided with guide plates capable of being transversely moved and adjusted, a guide channel is formed between the two guide plates, the lower part of the guide channel is provided with an upper shifting fork and a lower shifting fork driven by an air cylinder, the middle of the mounting plate is provided with a bracket, the bracket is provided with an air blowing nozzle, and the air blowing direction of the air blowing nozzle faces the guide channel; the coin supporting device comprises a supporting base, the supporting base is connected with a supporting plate through an air cylinder, and a backing plate with an oval cross section is arranged on the supporting plate.
Preferably, the coin conveying assembly comprises a first conveyor, the first conveyor comprises a first belt frame and a first coin conveying belt arranged on the first belt frame, the first belt frame is connected with a first adjuster through a first fixing frame, the first adjuster is used for adjusting the inclination angle of the first coin conveying belt, a first coin sorting strip support is arranged at the inlet of the first coin conveying belt, a first coin sorting strip is arranged on the first coin sorting strip support, and the outlet of the first coin conveying belt is connected with the coin feeding device; the discharging assembly comprises a second conveyor, the second conveyor comprises a second belt frame and a second coin conveying belt arranged on the second belt frame, the second belt frame is connected with a second adjuster through a second fixing frame, the second adjuster is used for adjusting the inclination angle of the second coin conveying belt, a second coin sorting strip support is arranged at the inlet of the second coin conveying belt, a second coin sorting strip is arranged on the second coin sorting strip support, and the inlet of the second coin conveying belt is connected with the rotating device.
Further, the coin conveying assembly, the coin clamping mechanism, the coin detecting mechanism, the discharging assembly and the waste coin dishing mechanism are all arranged on the main frame.
Further, set up the third conveyer between scrap coin sabot mechanism and the rotating device, the third conveyer includes the third belt frame and installs the third defeated coin belt on the third belt frame, the third belt frame is connected with the third regulator through the third mount, the third regulator is used for adjusting the inclination of the defeated coin belt of third, the import department of the defeated coin belt of third is equipped with third reason coin strip support, install third reason coin strip on the third reason coin strip support, the exit of the defeated coin belt of third is equipped with feed sensor.
Still further, the feeding sensor is used for collecting the number of coins conveyed by the third coin conveying belt in real time and transmitting the collected number of coins to the main control module, and then the main control module judges whether a certain row of coin accommodating parts of the waste coin tray are full or not according to the number of coins collected by the feeding sensor;
the micro-motion sensor is arranged below the supporting plate and is used for collecting micro-motion signals generated by the waste coin trays positioned on the supporting plate, transmitting the micro-motion signals to the main control module, and judging whether the waste coin trays positioned on the supporting plate are in place or not according to the micro-motion signals collected by the micro-motion sensor by the main control module.
Further, the slide rail is fixed on a slide rail bracket, the slide rail bracket is arranged on a slide rail fixing plate, and the slide rail fixing plate is arranged at an angle with the main frame.
Further, an image output end used for being connected with an image processing module is arranged on the camera, the image processing module processes coin images acquired from the camera so as to judge whether the surface quality of the coins is qualified or not, the distinguishing result is sent to a main control module, and the main control module controls the clamping and releasing action of the clamp according to the received distinguishing result.
Further, the main control module controls the operation of the first coin-feed belt, the second coin-feed belt, the third coin-feed belt, the turntable rotation motor, the coin detection mechanism and the waste coin loading mechanism.
The invention has the advantages of compact structure, small occupied area, convenient maintenance, up to 8 detection stations, obvious improvement of detection quality and high working efficiency.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of an embodiment of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a side view of fig. 1.
FIG. 4 is a schematic diagram of a coin insertion device according to the present invention.
FIG. 5 is a schematic view of another coin inserting apparatus according to the present invention.
FIG. 6 is a schematic diagram of a coin handling apparatus according to the present invention.
Fig. 7 is a top view of fig. 6.
Fig. 8 is a schematic structural view of a rotating device in the present invention.
Fig. 9 is a schematic structural view of a clamp according to the present invention.
Fig. 10 is a top view of fig. 9.
FIG. 11 is a schematic view of a mechanism for loading a coin in accordance with the present invention.
Fig. 12 is a cross-sectional view taken along A-A of fig. 11.
Fig. 13 is a B-B cross-sectional view of fig. 11.
FIG. 14 is a schematic view showing the installation of the mechanism for loading the medal in the present invention.
Description of the embodiments
Example 1
The noble metal inspection machine of this embodiment has a structure as shown in fig. 1 to 3, and includes a coin conveying channel, an image processing module and a main control module, wherein a coin conveying assembly 2, a coin clamping mechanism, a coin detecting mechanism, a discharging assembly 3 and a waste coin tray-filling mechanism 4 are sequentially arranged on the coin conveying channel, and the coin conveying assembly 2, the coin clamping mechanism, the coin detecting mechanism, the discharging assembly 3 and the waste coin tray-filling mechanism 4 are all installed on the main frame 1. The coin conveying assembly 2 comprises a first conveyor 201, the first conveyor 201 comprises a first belt frame and a first coin conveying belt arranged on the first belt frame, the first belt frame is connected with a first adjuster through a first fixing frame 204, the first adjuster is used for adjusting the inclination angle of the first coin conveying belt, a first coin sorting strip support 202 is arranged at the inlet of the first coin conveying belt, a first coin sorting strip 203 is arranged on the first coin sorting strip support 202, and the outlet of the first coin conveying belt is connected with a coin feeding device 5 of a coin clamping structure.
The coin clamping mechanism mainly comprises a coin feeding device 5, a coin supporting device 6 and a rotating device 7. The coin inlet device 5 is shown in fig. 4, which comprises a fixed base 510, two sides of the fixed base 510 are respectively provided with an adjusting plate 501, a rotating plate 511 with a certain inclination angle (the optimal inclination angle is 22 DEG) is arranged between the two adjusting plates 501, the rotating plate 511 is vertically connected with a mounting plate 513 through a supporting column 512, the middle part of the mounting plate 513 is provided with a sliding plate 505, the sliding plate 505 is made of polytetrafluoroethylene plates capable of preventing abrasion, the left side and the right side of the sliding plate 505 are symmetrically provided with guide plates 502 capable of being transversely moved and adjusted, a guide channel is formed between the two guide plates 502, a guide notch is formed at the coin inlet of the guide plates 502, a trigger sensor bracket 507 is further arranged on the guide plates 502, a trigger sensor is arranged on the trigger sensor bracket 507 and used for triggering and controlling the cylinder expansion and contraction of an upper shifting fork 504 and a lower shifting fork 506, the lower part of the guide channel is provided with an upper shifting fork 504 and a lower shifting fork 506, the interval distance between the upper shifting fork 504 and the lower shifting fork 506 is generally the diameter of one coin, the upper shifting fork 504 is connected with a first cylinder 509, the lower shifting fork 506 is connected with a second cylinder 514, thus the first cylinder 509, the second cylinder 504 and the second cylinder 514 respectively drives the upper shifting fork 504 and the lower shifting fork 506 to move towards the middle of the lower shifting fork 506, the air nozzle 503, the direction of the air blowing nozzle is provided with the air nozzle 503, and the direction of the air blowing nozzle is perpendicular to the air blowing device, and the air nozzle is provided with the air blowing device and the air blowing device. In addition, the guide channel can be covered with a limiting plate 508, a single coin output gap is arranged between the limiting plate 508 and the sliding plate 505, the height of the single coin output gap is smaller than the thickness of two coins, only one coin can pass through the limiting plate 508, a square notch is arranged below the limiting plate 508, a trigger sensor bracket 507 is arranged at the square notch on the limiting plate 508, a trigger sensor is arranged on the trigger sensor bracket 507, and the trigger sensor is used for triggering and controlling the cylinders for controlling the upper shifting fork 504 and the lower shifting fork 506 to move to stretch out and draw back (see fig. 5).
The coin supporting device 6 has a structure shown in fig. 6 and 7, and comprises a supporting base 604, wherein a third air cylinder 603 is arranged on the supporting base 604, the third air cylinder 603 is connected with a supporting plate 601 through an air cylinder telescopic shaft, a base plate 602 with an elliptical section is arranged on the supporting plate 601, the edge of the base plate 602 is an arc clear edge, and the surface of a coin is provided with uneven lines, so that the coin is supported by the arc clear Bian Ping of the base plate 602, the coin is ensured to be horizontally clamped by a clamp, and the coin is convenient to detect.
The rotating device 7 is structured as shown in fig. 8 to 10, and comprises a rotating motor 707 and a turntable 710 mounted on the rotating motor 707, and seven holders for holding coins horizontally are uniformly distributed on the turntable 710 along the circumferential direction thereof. The structure of the clamp is shown in fig. 9 and 10, and comprises a clamp head 702, a guide seat 701 fixed with the clamp head 702 and a guide groove arranged on the guide seat 701, wherein a first clamping block 703 capable of sliding back and forth along the groove wall of the guide groove is arranged in the guide groove, a second clamping block 704 is fixed at the head end of the first clamping block 703, a stop block 705 is fixedly arranged at the tail part of the first clamping block 703, the stop block 705 is connected with one end of a tension spring 706, the other end of the tension spring 706 is fixedly connected with the guide seat 701, a stand column is arranged in the middle of a turntable 710, a fan-shaped mounting plate 708 is arranged on the stand column, a vertically downward baffle 709 is arranged on the fan-shaped mounting plate 708, the baffle 709 is used for preventing coins from jumping when sliding onto a base plate 602 of the coin supporting device, and the edges of the fan-shaped mounting plate 708 are provided with a fourth cylinder 711, a fifth cylinder 712 and a sixth cylinder 713, and the three cylinders are respectively contacted with the stop blocks 705 in seven clamps, so that the three cylinders can drive the tension spring 706 to stretch. The clamping head 702 is provided with an arc concave surface, a near-circular clamping space is formed between the arc concave surface and the end surface of the second clamping block 704, the cross section of one end of the clamping space corresponding to the arc concave surface is V-shaped, the cross section of one end of the clamping space corresponding to the end surface of the second clamping block 704 is in a straight shape, the V-shaped end is close to the sliding plate 505, the straight-shaped end is far away from the sliding plate 505, and bounce generated by collision with the supporting pad 602 of the coin supporting device when coins slide downwards can be effectively avoided, so that coins are prevented from jumping out of the clamp.
The coin detecting mechanism comprises a first coin detecting part 8, a second coin detecting part 9, a third coin detecting part 10 and a fourth coin detecting part 11, wherein the first coin detecting part 8, the second coin detecting part 9, the third coin detecting part 10 and the fourth coin detecting part 11 comprise a camera support and two phases arranged on the camera support, the two phases are symmetrically arranged on the upper side and the lower side of the clamp, and the end face of a viewfinder of the camera is perpendicular to the clamp 702 of the clamp.
The discharging assembly 3 comprises a second conveyor 301, the second conveyor 301 comprises a second belt frame and a second coin conveying belt arranged on the second belt frame, the second belt frame is connected with a second adjuster through a second fixing frame 304, the second adjuster is used for adjusting the inclination angle of the second coin conveying belt, a second coin sorting strip bracket 302 is arranged at the inlet of the second coin conveying belt, a second coin sorting strip 303 is arranged on the second coin sorting strip bracket 302, and the inlet of the second coin conveying belt is connected with the rotating device 7.
The structure of the waste coin tray mechanism 4 is as shown in fig. 11 to 14, and comprises two slide rails 401, a screw rod 403, a screw rod motor 404, a third coin conveying belt 408, a feeding sensor 409 and a micro sensor, wherein the feeding sensor 409 is used for collecting the number of coins conveyed by the coin conveying belt 408 in real time and transmitting the collected number of coins to the main control module, and the main control module judges whether a certain row of coin accommodating parts 407 of the waste coin tray are full or not according to the number of coins collected by the feeding sensor 409; the micro-motion sensor is arranged below the supporting plate 402, and is used for collecting micro-motion signals generated by the waste coin disk positioned on the supporting plate 402, transmitting the micro-motion signals to the main control module, and judging whether the waste coin disk positioned on the supporting plate 402 is in place or not by the control module according to the micro-motion signals collected by the micro-motion sensor. The main frame 1 and the slide rail fixing plate 412 are installed at an angle through a bracket 426, two slide rail brackets 411 are symmetrically installed on the slide rail fixing plate 412, a slide rail 401 is fixed on the slide rail brackets 411, and a first installation plate 413 and a second installation plate 414 with L-shaped cross sections are respectively arranged at two ends of the slide rail fixing plate 412. The two slide rails 401 are connected with a supporting plate 402 in a sliding manner, the supporting plate 402 is fixedly connected with a screw rod 403, namely, the supporting plate 402 is fixedly connected with a nut support 418 sleeved on the screw rod 403, the head part of the screw rod 403 is provided with a screw rod support 416, and the tail part of the screw rod 403 is provided with a bearing seat assembly 417. The head of the screw rod 403 is connected with the output shaft of the motor 404 in a transmission way through a coupling 415, a first waste coin tray 405 and a second waste coin tray 406 which are arranged in parallel are arranged on the supporting plate 402, the first waste coin tray 405 and the second waste coin tray 406 are made of polytetrafluoroethylene, the cross sections of the first waste coin tray 405 and the second waste coin tray 406 are rectangular, 8 partition plates are uniformly arranged on the first waste coin tray 405 along the width direction of the first waste coin tray 405, the first waste coin tray 405 is divided into nine rows of coin containing parts 407 with the same size, five partition plates are uniformly arranged on the second waste coin tray 406 along the width direction of the second waste coin tray 406, the second waste coin tray 406 is divided into six rows of coin containing parts 407 with the same size, a first micro-motion sensor 424 is arranged below the supporting plate 402 corresponding to the first waste coin tray 405, and a second micro-motion sensor 425 is arranged below the supporting plate 402 corresponding to the second waste coin tray 406. Coin inlets are formed in the first and second coin plates 405, 406 at their ends corresponding to the coin storage portion 407, and a stopper 419 is formed at their ends to prevent coins from jumping out of the coin plates.
A third conveyer 427 is arranged between the scrap coin tray mechanism 4 and the rotating device 7, the third conveyer 427 comprises a third belt frame and a third coin conveying belt 408 arranged on the third belt frame, the third belt frame is connected with a third adjuster through a third fixing frame, the third adjuster is used for adjusting the inclination angle of the third coin conveying belt 408, a third coin sorting bar bracket 428 is arranged at the inlet of the third coin conveying belt 408, a third coin sorting bar 429 is arranged on the third coin sorting bar bracket 428, and the outlet of the third coin conveying belt 408 is connected with a feeding sensor 409 through a sensor bracket 430. In addition, a mounting bracket 423 is disposed on the slide rail fixing plate 412 and located at one side of the motor 404, the mounting bracket 423 is connected with the towing rope 420 through a towing rope fixing bracket 421, and the mounting bracket 423 is also connected with a first micro-motion sensor 424 through a micro-motion sensor bracket 422. One end of the towing cable 420 is connected to the pallet 402 and the other end is connected to the skid plate 412, the towing cable 420 serving to facilitate the passage of control wires from the two micro sensors therethrough.
In operation, the main control module controls the operation of the first coin feed belt, the second coin feed belt, the third coin feed belt 408, the turntable rotation motor 707, the coin detection mechanism and the waste coin palletizing mechanism 4. The coins to be detected are conveyed into the coin feeding device 5 through the coin conveying assembly 2, the first cylinder 509 of the coin feeding device 5 controls the upper shifting fork 504 to move, the second cylinder 514 controls the lower shifting fork 506 to move, the upper shifting fork 504 and the lower shifting fork 506 are respectively clamped at the middle gap of two coins, then the coins which are connected together are separated without overlapping through the upper fluctuation and the lower fluctuation, one coin is slid down onto the backing plate 602 of the coin supporting device 6 by utilizing the self weight of the coins, then clamped by the clamp of the rotating device 7, the clamp circularly moves along with the rotation of the rotating disc 710 after clamping the coins, the coins are conveyed to four coin detecting stations, the upper surface image and the lower surface image of the coins are respectively collected by the cameras of the first coin detecting part 8, the second coin detecting part 9, the third coin detecting part 10 and the fourth coin detecting part 11, the cameras are provided with image output ends for being connected with the image processing modules, the image processing modules process the coin images obtained from the cameras to judge whether the surface quality of the coins is qualified or not, and send the distinguishing results to the main control module to control the clamp action of the clamp according to the received distinguishing results. The qualified products are transported to the next process through the discharging component 3, and the unqualified products are processed by the waste coin tray filling mechanism 4.
When the coin loading mechanism 4 loads coins, the first coin tray 405 and the second coin tray 406 are placed on the supporting plate 402, all coin receiving portions 407 on the first coin tray 405 are numbered in the order from left to right, and are marked as one, two, three, four, five, six, seven, eight and nine, and all coin receiving portions 407 on the second coin tray 406 are numbered in the order from left to right, and are marked as one, two, three, four, five and six. Secondly, the control module controls the motor 404 to drive the screw rod 403 to move, the screw rod 403 drives the supporting plate 402 to move left and right, so that the first waste coin disk 405 on the supporting plate 402 is in place, the first waste coin disk 405 is loaded in the sequence of eight, six, four, two, one, three, five, seven and nine, after the loading of the first waste coin disk 405 is completed, the waste coin disk filled with coins is manually taken down, and the empty waste coin disk is placed at the position of the first waste coin disk 405 on the supporting plate 402. Then, the control module controls the motor 404 to drive the screw rod 403 to move rightward, the screw rod 403 drives the supporting plate 402 to move left and right, so that the second waste coin discs 406 on the supporting plate 402 are in place, the second waste coin discs 406 are loaded in the sequence of one, three, five, six, four and two, after the second waste coin discs 406 are loaded, the waste coin discs filled with coins are manually removed, and the empty waste coin discs are placed at the positions of the second waste coin discs 406 on the supporting plate 402. Finally, repeating the above operation, and continuously carrying out the coin loading.
In addition, before the first waste coin disk 405 repeats the loading operation, the control module collects the micro signal of the first micro sensor 424, and determines whether the first waste coin disk 405 is in place according to the micro signal, if the first waste coin disk 405 is in place, the loading operation of the first waste coin disk 405 is repeated, and if the first waste coin disk 405 is not in place, the reason is checked and it is manually determined whether the operation needs to be stopped. Before the second waste coin disk 406 repeats the loading operation, the control module is required to collect the micro-motion signal of the second micro-motion sensor 425, and determine whether the second waste coin disk 406 is in place according to the micro-motion signal, if the second waste coin disk 406 is in place, repeat the loading operation of the second waste coin disk 406, if the second waste coin disk 406 is not in place, check the cause and manually determine whether the operation needs to be stopped.
In the process of loading coins, the next coin storage portion 407 can be loaded after the previous coin storage portion 407 is filled with coins, and the method for determining whether the coin storage portion 407 is filled is as follows: the maximum number of coins stored in each row of coin storage portions 407 is set to a predetermined value, then when a row of coin storage portions 407 is palletized, the main control module collects the number of coins transported by the feeding sensor 409, and finally the main control module judges whether the collected number of coins transported reaches the predetermined value, if so, the row of coin storage portions 407 is filled, the palletizing operation of the next row of coin storage portions 407 is performed, and if not, the row of coin storage portions 407 continue to store coins until the coins are filled.
In addition to the embodiments described above, other embodiments of the invention are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the protection scope of the invention.
Claims (7)
1. The utility model provides a precious metal inspection machine, includes coin conveying passageway, image processing module and main control module, characterized by, set gradually coin conveying subassembly, coin fixture, coin detection mechanism, ejection of compact subassembly and waste coin sabot mechanism on the coin conveying passageway, coin fixture mainly comprises income coin device, support coin device and rotating device, rotating device includes rotating motor and installs the carousel on rotating motor, the equipartition has a set of anchor clamps that are used for horizontal centre gripping coin along its circumferencial direction on the carousel, the anchor clamps include the chuck, with the guide holder and open the guide way on the guide holder that the chuck is fixed together, install the first fixture block that can slide along the guide way cell wall back and forth in the guide way, the second fixture block is fixed to the head end of first fixture block, the afterbody fixed mounting of first fixture block has the dog, the dog is connected with the one end of extension spring, the other end and the guide holder fixed connection of extension spring, extension spring is driven by the cylinder of installing on the carousel; the coin detection mechanism comprises a first coin detection component, a second coin detection component, a third coin detection component and a fourth coin detection component, wherein the first, second, third and fourth coin detection components comprise a camera bracket and two cameras arranged on the camera bracket, the two cameras are symmetrically arranged on the upper side and the lower side of the clamp, and the end face of a viewfinder of the camera is perpendicular to the clamping head of the clamp; the waste coin tray-loading mechanism comprises two sliding rails, a screw rod motor, a feeding sensor and a micro-motion sensor, wherein the two sliding rails are symmetrically arranged and are in sliding connection with a supporting plate, the supporting plate is fixedly connected with the screw rod, the screw rod is driven by the screw rod motor, at least two waste coin trays are arranged on the supporting plate, a plurality of separation plates are uniformly arranged on the waste coin trays along the width direction of the waste coin trays, and the waste coin trays are separated into a plurality of rows of coin storage parts with the same size; the clamping head is provided with an arc concave surface, a nearly circular clamping space is formed between the arc concave surface and the end surface of the second clamping block, the cross section of one end of the clamping space corresponding to the arc concave surface is V-shaped, and the cross section of one end corresponding to the second clamping block is in a straight shape; the coin feeding device comprises a fixed base, two sides of the fixed base are respectively provided with an adjusting plate, a rotating plate with a certain inclination angle is arranged between the two adjusting plates, the rotating plate is vertically connected with a mounting plate through a supporting column, the middle part of the mounting plate is provided with a sliding plate, guide plates capable of being transversely moved and adjusted are symmetrically arranged on the left side and the right side of the sliding plate, a guide channel is formed between the two guide plates, the lower part of the guide channel is provided with an upper shifting fork and a lower shifting fork which are driven by an air cylinder, the middle of the mounting plate is provided with a bracket, the bracket is provided with an air blowing nozzle, and the air blowing direction of the air blowing nozzle faces the guide channel; the coin supporting device comprises a supporting base, wherein the supporting base is connected with a supporting plate through an air cylinder, and a backing plate with an oval section is arranged on the supporting plate; the camera is provided with an image output end used for being connected with an image processing module, the image processing module processes coin images acquired from the camera so as to judge whether the surface quality of the coins is qualified or not, the distinguishing result is sent to the main control module, and the main control module controls the clamping and releasing action of the clamp according to the received distinguishing result.
2. The precious metal inspection machine according to claim 1, wherein the coin conveying assembly comprises a first conveyor, the first conveyor comprises a first belt rack and a first coin conveying belt arranged on the first belt rack, the first belt rack is connected with a first adjuster through a first fixing rack, a first coin sorting bar bracket is arranged at an inlet of the first coin conveying belt, a first coin sorting bar is arranged on the first coin sorting bar bracket, and an outlet of the first coin conveying belt is connected with a coin feeding device; the discharging assembly comprises a second conveyor, the second conveyor comprises a second belt frame and a second coin conveying belt arranged on the second belt frame, the second belt frame is connected with a second adjuster through a second fixing frame, a second coin sorting strip support is arranged at the inlet of the second coin conveying belt, a second coin sorting strip is arranged on the second coin sorting strip support, and the inlet of the second coin conveying belt is connected with the rotating device.
3. The noble metal tip of claim 2, wherein the coin feed assembly, coin holding mechanism, coin detection mechanism, discharge assembly, and scrap coin tray mechanism are mounted on a main frame.
4. The precious metal inspection machine according to claim 3, wherein a third conveyor is arranged between the scrap coin tray mechanism and the rotating device, the third conveyor comprises a third belt frame and a third coin conveying belt arranged on the third belt frame, the third belt frame is connected with a third adjuster through a third fixing frame, a third coin arranging strip support is arranged at an inlet of the third coin conveying belt, a third coin arranging strip is arranged on the third coin arranging strip support, and a feeding sensor is arranged at an outlet of the third coin conveying belt.
5. The noble metal inspecting machine according to claim 4, wherein the feeding sensor is used for collecting the number of coins conveyed by the third coin conveying belt in real time and transmitting the collected number of coins to the main control module, and the main control module judges whether a certain row of coin receiving parts of the waste coin tray is full or not according to the number of coins collected by the feeding sensor;
the micro-motion sensor is arranged below the supporting plate and is used for collecting micro-motion signals generated by the waste coin trays positioned on the supporting plate, transmitting the micro-motion signals to the main control module, and judging whether the waste coin trays positioned on the supporting plate are in place or not according to the micro-motion signals collected by the micro-motion sensor by the main control module.
6. The machine of claim 5, wherein the rail is fixed to a rail mount mounted to a rail mount plate, the rail mount plate being mounted at an angle to the main frame.
7. The machine of claim 6, wherein the main control module controls operation of the first coin feed belt, the second coin feed belt, the third coin feed belt, the turntable rotation motor, the coin detection mechanism, and the scrap coin tray mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610762523.9A CN106226320B (en) | 2016-08-30 | 2016-08-30 | Noble metal inspection machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610762523.9A CN106226320B (en) | 2016-08-30 | 2016-08-30 | Noble metal inspection machine |
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| CN106226320A CN106226320A (en) | 2016-12-14 |
| CN106226320B true CN106226320B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610762523.9A Active CN106226320B (en) | 2016-08-30 | 2016-08-30 | Noble metal inspection machine |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107284744B (en) * | 2017-07-06 | 2022-11-01 | 南京中钞长城金融设备有限公司 | Feeding device of noble metal coin and badge packaging equipment |
| CN109774999B (en) * | 2019-01-17 | 2023-12-22 | 南京中钞长城金融设备有限公司 | Precious metal coin outlet machine |
| CN109774998B (en) * | 2019-01-17 | 2023-12-22 | 南京中钞长城金融设备有限公司 | Noble metal sabot machine |
| CN111591670B (en) * | 2020-06-01 | 2022-02-11 | 杭州伟奥机械有限公司 | Feeding mechanism |
| CN115980074B (en) * | 2023-01-18 | 2024-01-09 | 博罗县康达盛五金塑胶电子有限公司 | Method capable of improving detection efficiency of transformer |
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|---|---|
| CN106226320A (en) | 2016-12-14 |
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