CN211914641U - Motion control system based on machine vision - Google Patents
Motion control system based on machine vision Download PDFInfo
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- CN211914641U CN211914641U CN202020542471.6U CN202020542471U CN211914641U CN 211914641 U CN211914641 U CN 211914641U CN 202020542471 U CN202020542471 U CN 202020542471U CN 211914641 U CN211914641 U CN 211914641U
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Abstract
The utility model belongs to the technical field of industrial detection, in particular to a motion control system based on machine vision, which comprises a control end, a transmission system and a machine vision system, wherein the control end is provided with a control processor, the transmission system comprises a first transmission belt and bracket sets, the first transmission belt is provided with a mounting hole, a rotating wheel is rotatably connected between the bracket sets, the bracket sets are provided with a brake case, a connecting frame is connected between the two bracket sets, the connecting frame is provided with a supporting table, the supporting table is fixedly connected with a cross table, the upper side of the cross table is rotatably connected with a sleeve, the upper side of the sleeve is provided with a transmission wheel, the lower side of the sleeve is provided with a threaded hole, the connecting frame is provided with a fixed plate, the fixed plate is rotatably connected with a rotating rod, the upper side of the rotating rod is provided with a driving wheel, a, the mounting panel is equipped with electric cylinder, and electric cylinder is equipped with the piston rod, and the piston rod upside is equipped with the pressure sensing layer board.
Description
Technical Field
The utility model belongs to the technical field of the industrial detection, concretely relates to motion control system based on machine vision.
Background
The machine vision system is used for replacing human eyes with a machine to carry out various measurements and judgments, and is characterized in that the flexibility and the automation degree of production are improved, the machine vision system is used for replacing manual vision in dangerous working environments which are not suitable for manual operation or occasions where the manual vision is difficult to meet requirements, meanwhile, in the process of mass industrial production, the efficiency of checking the product quality by the manual vision is low, the precision is not high, and the production efficiency and the automation degree of production can be greatly improved by using a machine vision detection method. And the machine vision is easy to realize information integration, and is a basic technology for realizing computer integrated manufacturing. The product can be measured, guided, detected and identified on the fastest production line, and the production task can be finished with guaranteed quality and quantity.
In industrial production, the detection of produced objects is a vital work and is an important ring for controlling the product quality, the existing detection mode usually adopts human eyes for detection, and in the aspect of detection of size and appearance, because of human eye vision difference and human-to-human error in a detection tool, unqualified products are often misjudged and flow out, in order to avoid the phenomenon, manual multiple-link detection is usually adopted, so that the labor capacity of workers is large, and manpower is wasted, and therefore, a motion control system based on machine vision is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: it is intended to provide a motion control system based on machine vision to solve the problems set forth in the background art.
In order to realize the technical purpose, the utility model discloses a technical scheme as follows:
a motion control system based on machine vision comprises a control end, a transmission system and a machine vision system, wherein the control end is provided with a control processor, the transmission system comprises a first transmission belt and support groups arranged at the front end and the rear end of the first transmission belt, the first transmission belt is provided with a plurality of mounting holes distributed at equal intervals, each support group consists of two supports which are bilaterally symmetrical, rotating wheels are rotatably connected between the two support groups, the two rotating wheels are in transmission connection through the first transmission belt, a brake case is arranged at one side of the support group at the front end and is in transmission connection with the rotating wheels at the front end, two connecting frames which are symmetrical to each other are connected between the two support groups, supporting tables are arranged on the upper sides of the two connecting frames, transverse tables are fixedly connected on the upper sides of the two supporting tables, sleeves are rotatably connected on the upper sides of the transverse tables, the upper side of the sleeve is provided with a driving wheel, the lower side of the sleeve is provided with a threaded hole, the connecting frame at one side is provided with a fixed plate, the fixed plate is rotatably connected with a rotating rod, the upper side of the rotating rod is provided with a driving wheel matched with the driving wheel, a second driving belt is arranged between the driving wheel and the driving wheel, the lower side of the rotating rod is provided with a rotating handle, the machine vision system comprises a screw rod matched with the threaded hole, the lower side of the screw rod is fixedly connected with a camera, two sides of the camera are respectively provided with a strip-shaped sliding block, two supporting tables are respectively provided with a sliding groove matched with the strip-shaped sliding block, two lower sides of the connecting frames are provided with mounting plates, two ends of the mounting plates penetrate through the interior of the first driving belt and are respectively fixedly connected with the two connecting, and the brake case, the electric cylinder, the camera and the pressure sensing supporting plate are electrically connected with the control processor.
By adopting the technical scheme of the utility model, the support of the support group can be a stable support device; the rotating wheel can be driven to rotate by the rotation of the brake case, so that the first transmission belt is driven to rotate, the object to be detected is installed in the installation hole of the first transmission belt, and the object can be detected by the transmission of the first transmission belt; the rotating handle is operated to drive the rotating rod to rotate relative to the fixing plate, the driving wheel is synchronously rotated, the driving wheel can be synchronously rotated through the transmission action of the second transmission belt, so that the sleeve can rotate relative to the transverse table, when the sleeve rotates, the screw rod can slide up and down relative to the sleeve through the matching of the threaded hole and the screw rod and the limiting matching of the strip-shaped sliding blocks on the two sides of the camera and the sliding grooves of the two supporting tables on the upper side of the connecting frame when the sleeve rotates, so that the height of the camera can be adjusted, and people can conveniently adjust the focal length and the image acquisition size of the camera; the electric cylinder of the mounting plate can enable the piston rod to move up and down, and the detected object is jacked up through the pressure sensing supporting plate;
before use, the camera is adjusted to a required proper height, a control command is written in through a control end, the brake case drives the rotating wheel to rotate to drive the first transmission belt to transmit, the single transmission distance of the first transmission belt is equal to the center distance of the mounting hole, an object to be detected can be transmitted to the position under the camera, and the object to be detected stays for 4s to acquire images through the camera; when in use, an object to be detected is placed in the mounting hole, when the first transmission belt transmits the object to be detected to the position under the camera, the camera starts working to collect an object image, the object image is detected by the control processor, and a detection result is output: firstly, if the detection result is unqualified NG, the control processor controls the brake case to stop working, the first transmission belt stops transmission, the electric cylinder on the mounting plate works to enable the piston rod to rise and support the object through the pressure sensing supporting plate, an operator needs to take down the object which is unqualified NG, the pressure sensor supporting plate detects that the pressure is 0, the piston rod descends to the initial position, and finally the brake case is controlled to continue working and continues to transmit other objects to be detected through the first transmission belt for detection; if the detection result is qualified OK, after staying for 4s, the first transmission belt is driven to drive other objects to be detected to perform detection by continuously working through the brake case;
the utility model discloses an adopt the camera to gather the article image, detect and export testing result by the control treater, the precision of detection is high, solved and adopted people's eye to detect, on the detection of size and outward appearance, because people's eye vision difference and use error that varies from person to person in the detection instrument, often can be with the problem that unqualified product misjudgement flows, also avoided taking artifical polycyclic to detect simultaneously, make staff's the amount of labour big, the problem of extravagant manpower.
Further inject, two both sides all are equipped with the baffle about the link. The structure can support the first transmission belt and prevent the first transmission belt from falling and hanging due to gravity.
Further inject, two the brace table all is equipped with the assembly groove, the assembly groove all is equipped with the light filling light, light filling light and control end electric connection. Such structure can make when light is not enough or need accurate image acquisition, and the people's accessible is opened the light filling light and is treated the article that detects and carry out the light filling, promotes image acquisition's quality.
Further inject, the lead screw upside is equipped with sleeve assorted spacing boss. By the structure, the screw rod can be limited downwards when the sleeve rotates, and the screw rod is prevented from being separated.
Further, the control processor is a single chip microcomputer, and the type of the single chip microcomputer is MCS-51. By the mode, the control processor has the characteristics of high integration level, large storage capacity, strong external expansion capability, strong control function and the like, has comprehensive and strong functions, and is suitable for industrial action control.
Compared with the prior art, the utility model has the following advantages:
1. adopt the camera to gather the article image, detect and output the testing result by control processor, the precision of detection is high, has solved and has adopted people's eye to detect, on the detection of size and outward appearance, because people's eye vision difference and use error that varies from person to person in the detection instrument, often can be with the problem that unqualified product misjudgement flows, also avoided taking artifical multiregion to detect simultaneously, make staff's the amount of labour big, the problem of extravagant manpower.
2. The height of the camera can be adjusted, so that people can adjust the focal length and the image acquisition size of the camera conveniently, and the camera has practicability;
3. the article that detects to unqualified NG can be ejecting automatically to the system stops working, just can continue work after needing to take out unqualified NG's article, and the staff of being convenient for collects the article of unqualified NG and retrieves, avoids the compounding unclear.
Drawings
The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;
fig. 1 is a schematic structural diagram of an embodiment of a motion control system based on machine vision according to the present invention;
fig. 2 is a schematic view of an assembly structure of an embodiment of a motion control system based on machine vision according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is a schematic diagram of a circuit connection structure of an embodiment of a motion control system based on machine vision according to the present invention;
fig. 5 is a schematic diagram of a detection flow of an embodiment of a motion control system based on machine vision according to the present invention;
the main element symbols are as follows:
the device comprises a first transmission belt 11, a mounting hole 111, a bracket group 12, a bracket 13, a brake case 131, a rotating wheel 14, a connecting frame 21, a fixing plate 211, a rotating rod 2111, a driving wheel 2112, a rotating handle 2113, a mounting plate 212, an electric cylinder 213, a piston rod 2131, a pressure sensing supporting plate 2132, a baffle plate 214, a supporting table 22, a sliding groove 221, an assembly groove 222, a light supplementing and illuminating lamp 2221, a transverse table 23, a sleeve 231, a transmission wheel 2311, a second transmission belt 24, a screw rod 31, a camera 311, a strip-shaped slider 3111 and a limiting boss 312.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.
As shown in fig. 1-5, the motion control system based on machine vision of the present invention comprises a control end, a transmission system and a machine vision system, wherein the control end is provided with a control processor, the transmission system comprises a first transmission belt 11 and bracket sets 12 disposed at the front and rear ends of the first transmission belt 11, the first transmission belt 11 is provided with a plurality of mounting holes 111 distributed at equal intervals, the bracket sets 12 are composed of two brackets 13 symmetrical to each other, a rotating wheel 14 is rotatably connected between the two bracket sets 12, the two rotating wheels 14 are in transmission connection with each other through the first transmission belt 11, one side of the front bracket set 12 is provided with a brake case 131, the brake case 131 is in transmission connection with the rotating wheel 14 at the front end, two connecting frames 21 symmetrical to each other are connected between the two bracket sets 12, supporting tables 22 are disposed on the upper sides of the two connecting frames 21, and transverse tables 23 are fixedly connected to the upper sides of the two supporting tables, the upper side of the transverse table 23 is rotatably connected with a sleeve 231, the upper side of the sleeve 231 is provided with a driving wheel 2311, the lower side of the sleeve 231 is provided with a threaded hole, one side connecting frame 21 is provided with a fixing plate 211, the fixing plate 211 is rotatably connected with a rotating rod 2111, the upper side of the rotating rod 2111 is provided with a driving wheel 2112 matched with the driving wheel 2311, a second transmission belt 24 is arranged between the driving wheel 2112 and the driving wheel 2311, the lower side of the rotating rod 2111 is provided with a rotating handle 2113, a machine vision system comprises a screw rod 31 matched with the threaded hole, the lower side of the screw rod 31 is fixedly connected with a camera 311, two sides of the camera 311 are provided with strip-shaped sliders 3111, two supporting tables 22 are provided with sliding grooves 221 matched with the strip-shaped sliders 3111, the lower sides of the two connecting frames 21 are provided with mounting plates 212, two ends of the, the upper side of the piston rod 2131 is provided with a pressure sensing supporting plate 2132 matched with the mounting hole 111, and the brake case 131, the electric cylinder 213, the camera 311 and the pressure sensing supporting plate 2132 are all electrically connected with the control processor.
By adopting the technical scheme of the utility model, the support 13 of the support group 12 can be a stable support device; the rotating wheel 14 can be driven to rotate by the rotation of the brake case 131, so that the first transmission belt 11 is driven to rotate, the object to be detected is installed in the installation hole 111 of the first transmission belt 11, and the object can be detected by the transmission of the first transmission belt 11; the rotating handle 2113 is operated to drive the rotating rod 2111 to rotate relative to the fixing plate 211, meanwhile, the driving wheel 2112 is synchronously rotated, through the transmission action of the second transmission belt 24, the transmission wheel 2311 can be synchronously rotated, further, the sleeve 231 can be rotated relative to the transverse table 23, when the sleeve 231 rotates, through the matching of the threaded hole and the screw rod 31 and the limit matching of the strip-shaped sliding blocks 3111 at the two sides of the camera 311 and the sliding grooves 221 of the two supporting tables 22 at the upper side of the connecting frame 21, when the sleeve 231 rotates forwards and reversely, the screw rod 31 can slide up and down relative to the sleeve 231, so that the height of the camera 311 is adjusted, and people can conveniently adjust the focal length and the image acquisition size of the; the electric cylinder 213 of the mounting plate 212 can move the piston rod 2131 up and down, and the detected object is jacked up by the pressure sensing supporting plate 2132;
before use, the camera 311 is adjusted to a required proper height, a control command is written in through a control end, the brake case 131 drives the rotating wheel 14 to rotate to drive the first transmission belt 11 to transmit, the single transmission distance of the first transmission belt 11 is equal to the center distance of the mounting hole 111, an object to be detected can be transmitted to the position under the camera 311, and the object to be detected stays for 4s to acquire an image through the camera 311; when in use, an object to be detected is placed in the mounting hole 111, when the first transmission belt 11 transmits the object to be detected to the position right below the camera 311, the camera 311 starts to work, an object image is collected, the object image is detected by the control processor, and a detection result is output: firstly, if the detection result is unqualified NG, the control processor controls the brake case 131 to stop working, the first transmission belt 11 stops transmission, the electric cylinder 213 on the mounting plate 212 works to enable the piston rod 2131 to rise and lift the object through the pressure sensing supporting plate 2132, an operator needs to take down the object with the unqualified NG, the pressure sensor supporting plate 2132 detects that the pressure is 0, the piston rod 2131 descends to the initial position, and finally the brake case 131 is controlled to start working and continues to transmit other objects to be detected through the first transmission belt 11 for detection; if the detection result is qualified OK, after staying for 4s, other to-be-detected objects are continuously transmitted through the first transmission belt 11 for detection;
the utility model discloses an adopt the camera to gather the article image, detect and export testing result by the control treater, the precision of detection is high, solved and adopted people's eye to detect, on the detection of size and outward appearance, because people's eye vision difference and use error that varies from person to person in the detection instrument, often can be with the problem that unqualified product misjudgement flows, also avoided taking artifical polycyclic to detect simultaneously, make staff's the amount of labour big, the problem of extravagant manpower.
Preferably, the two connecting frames 21 are provided with baffles 214 on the upper and lower sides. With such a configuration, the first belt 11 can be supported, and the first belt 11 can be prevented from being hung due to gravity. In fact, other structures are also conceivable according to circumstances, and the first transmission belt 11 can be prevented from being hung downward due to gravity.
Preferably, the two support tables 22 are respectively provided with an assembly groove 222, the assembly grooves 222 are respectively provided with a light supplement lighting lamp 2221, and the light supplement lighting lamp 2221 is electrically connected with the control end. Such structure can make when light is not enough or need accurate image acquisition, people's accessible is opened light filling light 2221 and is treated the article that detects and carry out the light filling, promotes image acquisition's quality. In fact, other structures can be considered according to the situation, the object to be detected can be subjected to light supplementing, and the quality of image acquisition is improved.
Preferably, the upper side of the screw rod 31 is provided with a limit boss 312 matched with the sleeve 231. With such a structure, when the sleeve 231 rotates, the screw rod 31 can move downwards for limiting, and is prevented from falling off. Actually, other structures can be considered according to the situation, so that the screw rod 31 can move downwards for limiting when the sleeve 231 rotates, and the falling-off is avoided.
Preferably, the control processor is a single chip microcomputer, and the model of the single chip microcomputer is MCS-51. By the mode, the control processor has the characteristics of high integration level, large storage capacity, strong external expansion capability, strong control function and the like, has comprehensive and strong functions, and is suitable for industrial action control. In fact, other structures can be considered according to the situation, so that the control processor is high in integration level and comprehensive and powerful in function.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a motion control system based on machine vision, includes control end, transmission system and machine vision system, the control end is equipped with control processor, its characterized in that: the transmission system comprises a first transmission belt (11) and support groups (12) arranged at the front end and the rear end of the first transmission belt (11), the first transmission belt (11) is provided with a plurality of mounting holes (111) distributed at equal intervals, each support group (12) is composed of two bilaterally symmetrical supports (13), rotating wheels (14) are rotatably connected between the two support groups (12), the two rotating wheels (14) are in transmission connection through the first transmission belt (11), a brake case (131) is arranged on one side of each support group (12) at the front end, the brake case (131) is in transmission connection with the rotating wheels (14) at the front end, two symmetrical connecting frames (21) are connected between the two support groups (12), supporting tables (22) are arranged on the upper sides of the two connecting frames (21), and transverse tables (23) are fixedly connected to the upper sides of the supporting tables (22), the upper side of the transverse table (23) is rotatably connected with a sleeve (231), the upper side of the sleeve (231) is provided with a driving wheel (2311), the lower side of the sleeve (231) is provided with a threaded hole, the connecting frame (21) at one side is provided with a fixing plate (211), the fixing plate (211) is rotatably connected with a rotating rod (2111), the upper side of the rotating rod (2111) is provided with a driving wheel (2112) matched with the driving wheel (2311), a second driving belt (24) is arranged between the driving wheel (2112) and the driving wheel (2311), the lower side of the rotating rod (2111) is provided with a rotating handle (2113), the machine vision system comprises a screw rod (31) matched with the threaded hole, the lower side of the screw rod (31) is fixedly connected with a camera (311), strip-shaped sliders (3111) are arranged on both sides of the camera (3111), and two supporting tables (22) are, two link (21) downside is equipped with mounting panel (212), mounting panel (212) both ends run through first drive belt (11) inside respectively with two link (21) fixed connection, mounting panel (212) upside is equipped with electric cylinder (213), electric cylinder (213) are equipped with piston rod (2131), piston rod (2131) upside is equipped with pressure sensing layer board (2132) with mounting hole (111) assorted, brake machine case (131), electric cylinder (213), camera (311) and pressure sensing layer board (2132) all with control processor electric connection.
2. A machine vision based motion control system as claimed in claim 1, wherein: the upper side and the lower side of the two connecting frames (21) are provided with baffle plates (214).
3. A machine vision based motion control system as claimed in claim 1, wherein: two supporting bench (22) all are equipped with assembly groove (222), assembly groove (222) all are equipped with light filling light (2221), light filling light (2221) and control end electric connection.
4. A machine vision based motion control system as claimed in claim 1, wherein: and a limiting boss (312) matched with the sleeve (231) is arranged on the upper side of the screw rod (31).
5. A machine vision based motion control system as claimed in claim 1, wherein: the control processor is a singlechip, and the type of the control processor is MCS-51 singlechip.
Priority Applications (1)
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CN202020542471.6U CN211914641U (en) | 2020-04-14 | 2020-04-14 | Motion control system based on machine vision |
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CN202020542471.6U CN211914641U (en) | 2020-04-14 | 2020-04-14 | Motion control system based on machine vision |
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CN211914641U true CN211914641U (en) | 2020-11-13 |
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CN202020542471.6U Expired - Fee Related CN211914641U (en) | 2020-04-14 | 2020-04-14 | Motion control system based on machine vision |
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Granted publication date: 20201113 |