CN118090891A - Polishing workpiece quality intelligent detection system based on machine vision - Google Patents
Polishing workpiece quality intelligent detection system based on machine vision Download PDFInfo
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- CN118090891A CN118090891A CN202410504189.1A CN202410504189A CN118090891A CN 118090891 A CN118090891 A CN 118090891A CN 202410504189 A CN202410504189 A CN 202410504189A CN 118090891 A CN118090891 A CN 118090891A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
- G01N27/84—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/12—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving optical means
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- General Health & Medical Sciences (AREA)
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an intelligent detection system for the quality of a polished workpiece based on machine vision, which comprises a polishing table and a detection table fixedly connected with the polishing table, wherein a channel is formed between the polishing table and the detection table, the left end surface of the polishing table is fixedly connected with a hydraulic cylinder, a plug rod moves upwards to drive a plug ring fixedly connected with the polishing table to move upwards, a gap is formed between the plug ring and a gourd opening after the plug ring moves upwards, magnetic powder can fall into the gourd opening, the magnetic powder moves on a polishing piece, and because the bottom of the gourd opening and the polishing surface of the polishing piece are in joint movement, the magnetic powder in the gourd opening is difficult to adhere to the polishing surface of the polishing piece to move along with the polishing surface of the polishing piece, when polishing defects such as a dent and a staggered opening appear on the polishing surface of the polishing piece, the magnetic powder falls on the dent and the staggered opening on the polishing surface of the polishing piece and moves along with the polishing piece, and when the polishing piece passes through an observation opening, the polishing defects such as the dent and the staggered opening can be seen by a worker.
Description
Technical Field
The invention relates to the technical field of quality detection, in particular to an intelligent polishing workpiece quality detection system based on machine vision.
Background
Quality detection refers to the act of checking and verifying whether the product or quality of service meets relevant regulations. The method is divided into air quality detection, engineering quality detection, product quality detection, environment quality detection and the like. Quality testing may also sometimes be referred to as testing or experimentation, and refers to the technical operation of determining one or more characteristics or properties in accordance with a specified program for a given product, material, apparatus, organism, physical phenomenon, process or service. In order to ensure that the detection result is accurate to a certain extent, the detection should be performed in accordance with a predetermined program within a predetermined detection range. The detection result should be recorded in a record, and usually, a detection report, a detection certificate or the like is adopted.
Machine vision is a branch of the rapid development of artificial intelligence. In short, the machine vision is to replace a robot eye to measure and judge, after polishing a workpiece of a machine vision instrument, the workpiece needs to be subjected to polishing quality detection, and the general method is to apply a dry magnetic powder inspection principle to directly spray and scatter magnetic powder on a polishing surface of the polished workpiece after polishing the workpiece, remove excessive magnetic powder, and then perform homogenization treatment on the magnetic powder on the surface of the polished workpiece, wherein the magnetic powder is uniformly paved on the polishing surface of the polished workpiece, and the positions and the shapes of defects are shown by stacking the magnetic powder at the concave and staggered positions on the polished workpiece, so that at least the following defects exist in the method:
1. the powder is required to be sprayed or scattered on a polished workpiece, and then homogenization treatment is carried out, the powder is required to be fully paved on a polished surface, so that the consumption of the powder is large, the operation amount is large, and the powder is greatly influenced by the manual capacity level and responsibility;
2. After the workpiece to be polished is directly inspected, fine dust generated during polishing may still remain on the polishing surface of the workpiece to be polished, thereby influencing the quality detection of the magnetic powder on polishing.
Disclosure of Invention
The invention aims to provide an intelligent polishing workpiece quality detection system based on machine vision, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a work piece quality intelligent detection system polishes based on machine vision, including polishing the platform and polishing platform fixed connection's detection platform, the platform of polishing communicates with each other with the detection platform and has seted up the passageway, the platform left end fixedly connected with pneumatic cylinder of polishing is provided with the hydraulic stem on the pneumatic cylinder, hydraulic stem one end fixedly connected with compensation angle block, compensation angle block right-hand member is provided with the piece of polishing, the piece sliding connection of polishing just with passageway size looks adaptation in the passageway, be provided with detection mechanism in the detection platform, detection mechanism one side is provided with leak protection subassembly, detection mechanism top is provided with the magnetism subassembly.
Preferably, the detection mechanism comprises a detection cavity, the detection cavity is formed in the detection table, a gourd opening is formed in the bottom of the inner surface of the detection cavity, a plug rod is arranged in the gourd opening in a penetrating and extending mode and movably connected with the gourd opening, the plug rod penetrates and extends out, a plug ring is fixedly connected with the plug ring, the plug ring is arranged in the gourd opening, a pressing sheet is fixedly connected with the upper end of the plug rod, the pressing sheet penetrates and extends into the detection cavity and is in sliding connection, and a control spring is arranged on the pressing sheet.
Preferably, the leak protection subassembly includes the leak protection chamber, the leak protection chamber is offered in detecting the chamber left side, the bayonet socket has been offered in the cock stem, stretch into the draw-in lever in the bayonet socket, the one end that the bayonet socket was kept away from to the draw-in lever stretches into the leak protection chamber and sliding connection, the inclined straight flute has been offered to the one end that the draw-in lever stretched into the leak protection chamber, stretch into in the inclined straight flute and the transmission is connected with the stopper, the one end fixedly connected with T word pole that the inclined straight flute was kept away from to the stopper, T word pole upper end fixedly connected with leak protection spring, T word pole lower extreme runs through and stretches out leak protection chamber and sliding connection, the one end fixedly connected with round platform piece that the leak protection chamber is stretched out to the T word pole.
Preferably, the top of the inner surface of the channel is provided with a round groove, and the round platform block corresponds to the round groove in size and position.
Preferably, go up the magnetic assembly and include the magnetic cavity, the magnetic cavity is offered in the test bench and is set up from top to bottom with the test cavity, the magnetic powder has been placed in the magnetic cavity, the outlet has been offered to the magnetic cavity bottom, stretch into in the outlet and sealed sliding connection has the hole stopper, hole stopper bottom fixedly connected with gib block, gib block bottom sets up supporting spring, the control chamber has been offered in the test bench, supporting spring fixedly connected with is in the control chamber bottom, gib block left end fixedly connected with transmission rack, transmission rack meshing is connected with the gear, gear fixedly connected with is at the control chamber inner wall, gear meshing is connected with L word rack, L word rack elastic connection is in the control chamber, L word rack lower extreme runs through and stretches out control chamber bottom lateral wall and sliding connection.
Preferably, the guide strip is inclined downwards from left to right, and vertical piece is fixedly connected with to the guide strip right-hand member, and vertical piece stretches into and detects the intracavity and sliding connection.
Preferably, the processing cavity is arranged on the upper side wall in the channel and is positioned on one side of the detection table and the polishing table, the rotating shaft is connected in the processing cavity in a rotating way, the rotating shaft penetrates through and extends out, the sponge sleeve is fixedly connected with the rotating shaft, and the outer wall of the sponge sleeve is connected with the polishing surface of the polishing piece in a contact way.
Preferably, a liquid cavity is formed in the detection table, washing liquid is placed in the liquid cavity, a sponge strip penetrates through and is fixedly connected with the adjacent side wall of the liquid cavity and the adjacent side wall of the treatment cavity, and the sponge strip is in contact with the sponge sleeve.
Preferably, a receiving bin is arranged in the detection table, bin openings are arranged on the adjacent side walls of the receiving bin and the processing cavity, inclined guide blocks are fixedly connected to the bin openings, one ends of the guide blocks extend into the sponge sleeve and are movably connected with the sponge sleeve, a plurality of bead grooves are formed in the end, extending into the sponge sleeve, of the guide blocks at equal intervals, and balls are placed in each bead groove.
Preferably, an observation port is formed in the detection table, and a magnifying glass is fixedly connected in the observation port.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, the polishing surface of the polishing piece passes through the sponge sleeve, the sponge sleeve rotates under the friction force of the movement of the polishing piece, and meanwhile, the washing liquid on the sponge sleeve is attached to the polishing piece, so that the upper surface of the polishing piece is radiated, and fine dust generated by polishing on the contact surface of the upper surface of the polishing piece is adsorbed on the outer surface of the sponge sleeve when the sponge sleeve rotates, so that the fine dust generated by polishing of the polishing piece is cleaned again, and the subsequent polishing quality detection of the polishing piece is facilitated;
(2) According to the invention, the cleaned polishing piece moves rightwards, the L-shaped rack is extruded and forced to move upwards when passing through the L-shaped rack, the L-shaped rack moves downwards through a transmission rack which is in meshed connection with a gear, a guide bar fixedly connected to the transmission rack moves downwards, a hole plug on the guide bar moves downwards, the hole plug is separated from an outlet at the bottom of a magnetic cavity, magnetic powder in the magnetic cavity falls down through the outlet and falls into a detection cavity along the guide bar, and therefore raw materials are improved in detection of the polishing piece; the inclined guide strip is designed so as to facilitate the movement of the magnetic powder, the guide strip is fixedly connected with the vertical piece, and the vertical piece stretches into the detection cavity, so that the magnetic powder can be effectively prevented from falling in a control cavity area outside the detection cavity, namely the waste of the magnetic powder can be reduced;
(3) According to the invention, the stopper rod is moved rightwards through the polishing piece, the stopper rod moves upwards to drive the stopper ring fixedly connected with the stopper rod to move upwards, a gap is formed between the stopper rod and the gourd opening after the stopper ring moves upwards, magnetic powder can fall into the gourd opening, the bottom of the gourd opening and the polishing surface of the polishing piece move in a fitting way, and the magnetic powder in the gourd opening is difficult to adhere to the polishing surface of the polishing piece and move along with the polishing surface of the polishing piece.
Drawings
FIG. 1 is an overall structural view of the present invention;
FIG. 2 is an overall cross-sectional view of the present invention;
FIG. 3 is a structural view of the upper magnetic assembly of the present invention;
FIG. 4 is a combined view of a stopper rod and a stopper rod of the present invention;
FIG. 5 is a view of the structure within the process chamber of the present invention;
FIG. 6 is an overall structural view of the guide block of the present invention;
FIG. 7 is a structural view of the receiving bin of the present invention;
FIG. 8 is a cross-sectional view of the detection mechanism of the present invention;
FIG. 9 is an enlarged view of A of FIG. 5 in accordance with the present invention;
fig. 10 is an enlarged view of B of fig. 8 in accordance with the present invention.
In the figure:
1. A grinding table; 11. a detection table; 12. a hydraulic cylinder; 13. compensating the angle block; 14. a polishing member; 15. a channel; 2. a detection mechanism; 21. a detection chamber; 22. a gourd opening; 23. a plug rod; 24. a plug ring; 25. tabletting; 26. a control spring; 3. a leak-proof assembly; 31. a leak-proof cavity; 32. a bayonet; 33. a clamping rod; 34. an inclined straight groove; 35. a limiting block; 36. a T-shaped rod; 37. round table blocks; 4. an upper magnetic assembly; 41. a magnetic cavity; 42. a hole plug; 43. a guide bar; 44. a support spring; 45. a control chamber; 46. a drive rack; 47. a gear; 48. an L-shaped rack; 5. a processing chamber; 51. a rotating shaft; 52. a sponge sleeve; 6. a liquid chamber; 61. a sponge strip; 7. a receiving bin; 71. a bin opening; 72. a guide block; 73. a ball; 8. and (5) an observation port.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 10, the present invention provides a technical solution:
The utility model provides a work piece quality intelligent detection system of polishing based on machine vision, including polishing platform 1 and the detection platform 11 of 1 fixed connection of polishing, the passageway 15 has been seted up in the communication between 1 and the detection platform 11 of polishing, 1 left end face fixedly connected with pneumatic cylinder 12 of polishing, be provided with the hydraulic stem on the pneumatic cylinder 12, hydraulic stem one end fixedly connected with compensation angle block 13, compensation angle block 13 right-hand member is provided with the piece of polishing 14, piece of polishing 14 sliding connection is in passageway 15 and with passageway 15 size looks adaptation, be provided with detection mechanism 2 in the detection platform 11, detection mechanism 2 one side is provided with leak protection subassembly 3, detection mechanism 2 top is provided with magnetic assembly 4.
As an embodiment of the invention, as shown in fig. 8, the detection mechanism 2 comprises a detection cavity 21, the detection cavity 21 is arranged in the detection table 11, a gourd opening 22 is arranged at the bottom of the inner surface of the detection cavity 21, a plug rod 23 is penetrated and extended in the gourd opening 22 and movably connected with the detection cavity, the plug rod 23 is penetrated and extended and fixedly connected with a plug ring 24, the plug ring 24 is arranged in the gourd opening 22, a pressing sheet 25 is fixedly connected with the upper end of the plug rod 23, the pressing sheet 25 is penetrated and extended into the detection cavity 21 and is connected in a sliding manner, and a control spring 26 is arranged on the pressing sheet 25.
During operation, the polishing piece 14 moves rightwards to squeeze the plug rod 23, the plug rod 23 moves upwards to drive the plug ring 24 fixedly connected with the polishing piece 14 to move upwards, gaps are formed between the plug ring 24 and the gourd opening 22 after the plug ring 24 moves upwards, magnetic powder can fall into the gourd opening 22, the polishing piece 14 moves, the bottom of the gourd opening 22 and the polishing surface of the polishing piece 14 are in fit movement, the magnetic powder in the gourd opening 22 is difficult to adhere to the polishing surface of the polishing piece 14 to move along with the polishing surface, when the polishing defects such as pits and staggers appear on the polishing surface of the polishing piece 14, the magnetic powder falls on the pits and staggers on the polishing surface of the polishing piece 14 and moves along with the polishing piece 14, and when the polishing defects such as pits and staggers of the polishing piece 14 are seen by a worker when the polishing defect passes through the observation opening 8, compared with the conventional full-spread magnetic powder, the magnetic powder inspection is carried out.
As an embodiment of the present invention, as shown in fig. 4, 8 and 10, the leak-proof assembly 3 includes a leak-proof cavity 31, the leak-proof cavity 31 is opened at the left side of the detection cavity 21, a bayonet 32 is opened in the plug 23, a clamping rod 33 is inserted into the bayonet 32, one end of the clamping rod 33 far away from the bayonet 32 is inserted into the leak-proof cavity 31 and slidingly connected, one end of the clamping rod 33 extending into the leak-proof cavity 31 is opened with an inclined straight groove 34, a limit block 35 is inserted into and drivingly connected with the inclined straight groove 34, one end of the limit block 35 far away from the inclined straight groove 34 is fixedly connected with a T-shaped rod 36, the upper end of the T-shaped rod 36 is fixedly connected with a leak-proof spring, the lower end of the T-shaped rod 36 extends out of the leak-proof cavity 31 and slidingly connected with a circular table 37, the top of the inner surface of the channel 15 is opened with a circular groove, and the circular table 37 corresponds to the circular groove in size and position.
When the magnetic powder detection device works, after the magnetic powder enters the detection cavity 21, the grinding piece 14 moves rightwards, the round table block 37 is firstly extruded and moves upwards, the limiting block 35 fixedly connected with the T-shaped rod 36 on the round table block 37 moves upwards, the limiting block 35 moves upwards to force the clamping rod 33 where the inclined straight groove 34 is positioned to move leftwards due to the limiting of the limiting block 35 to the inclined straight groove 34, and the clamping rod 33 moves leftwards to leave the bayonet 32, so that the limiting of the plug rod 23 where the bayonet 32 is positioned is relieved, the magnetic powder in the detection cavity 21 is prevented from falling out from a gap between the gourd opening 22 and the plug ring 24 on the plug rod 23 after the grinding piece 14 is ground through the fixing of the clamping rod 33, and therefore the magnetic powder is wasted.
As an embodiment of the present invention, as shown in fig. 3 and 5, the upper magnetic assembly 4 includes a magnetic cavity 41, the magnetic cavity 41 is disposed in the detection table 11 and is disposed up and down with the detection cavity 21, magnetic powder is disposed in the magnetic cavity 41, an outlet is disposed at the bottom of the magnetic cavity 41, a hole plug 42 is inserted into and connected in a sealing sliding manner, a guide strip 43 is fixedly connected to the bottom of the hole plug 42, a supporting spring 44 is disposed at the bottom of the guide strip 43, a control cavity 45 is disposed in the detection table 11, the supporting spring 44 is fixedly connected to the bottom of the control cavity 45, a driving rack 46 is fixedly connected to the left end of the guide strip 43, a gear 47 is connected to the inner wall of the control cavity 45 in a meshing manner, the gear 47 is connected to an L-shaped rack 48 in a meshing manner, the L-shaped rack 48 is elastically connected in the control cavity 45, the lower end of the L-shaped rack 48 extends through the sidewall of the bottom of the control cavity 45 and is connected in a sliding manner, the guide strip 43 is inclined from top left to bottom, the right end of the guide strip 43 is fixedly connected to a vertical piece, and the vertical piece extends into the detection cavity 21 and is connected in a sliding manner.
During operation, the cleaned polishing piece 14 moves rightwards, the L-shaped rack 48 is extruded when passing through the L-shaped rack 48, the L-shaped rack 48 is forced to move upwards, the L-shaped rack 48 moves downwards through a transmission rack 46 meshed with a gear 47, a guide bar 43 fixedly connected to the transmission rack 46 moves downwards, a hole plug 42 on the guide bar 43 moves downwards, the hole plug 42 is separated from an outlet at the bottom of the magnetic cavity 41, magnetic powder in the magnetic cavity 41 falls down through the outlet and falls into the detection cavity 21 along the guide bar 43, and therefore raw materials are improved during detection of the polishing piece 14; the design of the guide strip 43 of slope is thereby convenient for the removal of magnetic powder, and guide strip 43 fixed connection's vertical piece, and the design that vertical piece stretched into in the detection chamber 21 can effectively prevent that the magnetic powder from falling in the control chamber 45 region outside the detection chamber 21, can reduce the waste of magnetic powder promptly.
As an embodiment of the present invention, as shown in fig. 5, a treatment cavity 5 is formed on the upper side wall in the interior of the channel 15, the treatment cavity 5 is located at one side of the detection platform 11 and fixedly connected with the polishing platform 1, a rotating shaft 51 is rotatably connected in the treatment cavity 5, the rotating shaft 51 penetrates and extends out and is fixedly connected with a sponge sleeve 52, the outer wall of the sponge sleeve 52 is in contact connection with the polishing surface of the polishing member 14, a liquid cavity 6 is formed in the detection platform 11, a washing liquid is placed in the liquid cavity 6, a sponge strip 61 penetrates and is fixedly connected with the adjacent side walls of the liquid cavity 6 and the treatment cavity 5, and the sponge strip 61 is in contact with the sponge sleeve 52.
When the device is in operation, after the polishing piece 14 is fixed on the compensation angle block 13, the polishing device in the polishing table 1 polishes the upper surface of the polishing piece 14, after the polishing table 1 polishes the polishing piece 14, the hydraulic cylinder 12 is started, the hydraulic cylinder 12 works to drive the compensation angle block 13 to move rightwards through the hydraulic rod, the polishing piece 14 on the compensation angle block 13 moves rightwards, and the washing liquid in the liquid cavity 6 continuously reaches the sponge sleeve 52 through the sponge strip 61 and is absorbed by the sponge sleeve 52.
As an embodiment of the present invention, as shown in fig. 2, 5, 6, 7 and 9, a receiving bin 7 is provided in the detecting table 11, a bin opening 71 is provided on the adjacent side wall of the receiving bin 7 and the processing cavity 5, an inclined guide block 72 is fixedly connected to the bin opening 71, one end of the guide block 72 extends into the sponge sleeve 52 and is movably connected, a plurality of bead grooves are provided at equal intervals on one end of the guide block 72 extending into the sponge sleeve 52, a ball 73 is placed in each bead groove, an observation opening 8 is provided on the detecting table 11, and a magnifying glass is fixedly connected to the inside of the observation opening 8.
During operation, the sponge sleeve 52 rotates to be extruded by the guide block 72 so as to continuously separate out the washing liquid, and the washing liquid carries the fine dust adsorbed by the sponge sleeve 52 from the polishing piece 14 to flow into the receiving bin 7 along the guide block 72, so that the washing liquid and the dust on the sponge sleeve 52 are continuously sent into the receiving bin 7, the sponge sleeve 52 can be automatically cleaned, and the phenomenon that too much fine dust and used washing liquid are attached to the sponge sleeve 52 due to long-time uncleaned sponge sleeve 52 is avoided, so that adverse effects are caused on surface cleaning of the subsequent polishing piece 14.
Working principle: after the polishing piece 14 is fixed on the compensation angle block 13, the polishing device in the polishing table 1 polishes the upper surface of the polishing piece 14, after the polishing table 1 polishes the polishing piece 14, the hydraulic cylinder 12 is started, the hydraulic cylinder 12 works to drive the compensation angle block 13 to move rightwards through the hydraulic rod, the polishing piece 14 on the compensation angle block 13 moves rightwards, the washing liquid in the liquid cavity 6 continuously reaches the sponge sleeve 52 through the sponge strip 61 and is absorbed by the sponge sleeve 52, when the polishing piece 14 moves rightwards, the polishing surface of the polishing piece 14 passes through the sponge sleeve 52, the sponge sleeve 52 rotates under the friction force of the movement of the polishing piece 14, meanwhile, the washing liquid on the sponge sleeve 52 is attached to the polishing piece 14, so that the upper surface of the polishing piece 14 is radiated, and fine dust generated by polishing on the contact surface of the upper surface of the polishing piece 14 is adsorbed on the outer surface of the sponge sleeve 52 at the same time when the sponge sleeve 52 rotates, so that unclean fine dust generated by polishing the polishing piece 14 is cleaned again, and the subsequent polishing quality detection of the polishing piece 14 is facilitated;
the sponge sleeve 52 rotates and is extruded by the guide block 72 so as to continuously separate out the washing liquid, the washing liquid carries the fine dust adsorbed by the sponge sleeve 52 from the polishing piece 14 to flow into the receiving bin 7 along the guide block 72, so that the washing liquid and the dust on the sponge sleeve 52 are continuously sent into the receiving bin 7, the sponge sleeve 52 can be automatically cleaned, and the phenomenon that too much fine dust and used washing liquid are attached to the sponge sleeve 52 due to long-time uncleaned sponge sleeve 52 is avoided, so that adverse effects are caused to the subsequent surface cleaning of the polishing piece 14;
The cleaned grinding piece 14 moves rightwards, the L-shaped rack 48 is extruded when passing through the L-shaped rack 48, the L-shaped rack 48 is forced to move upwards, the L-shaped rack 48 moves downwards through a transmission rack 46 meshed with a gear 47, a guide bar 43 fixedly connected to the transmission rack 46 moves downwards, a hole plug 42 on the guide bar 43 moves downwards, the hole plug 42 is separated from an outlet at the bottom of the magnetic cavity 41, magnetic powder in the magnetic cavity 41 falls down through the outlet and falls into the detection cavity 21 along the guide bar 43, and therefore raw materials are improved in detection of the grinding piece 14; the inclined guide strip 43 is designed so as to facilitate the movement of the magnetic powder, the guide strip 43 is fixedly connected with the vertical piece, and the vertical piece stretches into the detection cavity 21, so that the magnetic powder can be effectively prevented from falling in the control cavity 45 area outside the detection cavity 21, namely the waste of the magnetic powder can be reduced;
After the magnetic powder enters the detection cavity 21, the grinding piece 14 moves rightwards, firstly the round table block 37 is extruded and moves upwards, the limiting block 35 fixedly connected with the T-shaped rod 36 on the round table block 37 moves upwards, the limiting block 35 moves upwards to force the clamping rod 33 where the inclined straight groove 34 is positioned to move leftwards due to the limiting of the limiting block 35 to the inclined straight groove 34, and the clamping rod 33 moves leftwards to leave the bayonet 32, so that the limiting of the plug rod 23 where the bayonet 32 is positioned is relieved, the magnetic powder in the detection cavity 21 is prevented from falling out from a gap between the gourd opening 22 and the plug ring 24 on the plug rod 23 after the grinding piece 14 is ground through the fixing of the clamping rod 33, and the magnetic powder is wasted;
The polishing piece 14 moves rightwards to squeeze the plug rod 23, the plug rod 23 moves upwards to drive the plug ring 24 fixedly connected with the polishing piece 14 to move upwards, then, gaps are formed between the plug ring 24 and the gourd opening 22 after the plug ring 24 moves upwards, magnetic powder falls into the gourd opening 22, the polishing piece 14 moves, because the bottom of the gourd opening 22 and the polishing surface of the polishing piece 14 are in joint movement, the magnetic powder in the gourd opening 22 is difficult to adhere to the polishing surface of the polishing piece 14 and moves along with the polishing surface, when polishing defects such as pits and staggers appear on the polishing surface of the polishing piece 14, the magnetic powder falls into the pits and the staggers on the polishing surface of the polishing piece 14 and moves along with the polishing piece 14, and thus, the pits and the staggers of the polishing piece 14 can be seen by a worker when the observation opening 8, compared with the conventional full-spread magnetic powder, and the magnetic powder inspection is carried out.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a work piece quality intellectual detection system that polishes based on machine vision, detects platform (11) including polishing platform (1) and polishing platform (1) fixed connection, its characterized in that:
a channel (15) is formed between the polishing table (1) and the detection table (11), a hydraulic cylinder (12) is fixedly connected to the left end face of the polishing table (1), a hydraulic rod is arranged on the hydraulic cylinder (12), one end of the hydraulic rod is fixedly connected with a compensation angle block (13), the right end of the compensation angle block (13) is provided with a polishing piece (14), the polishing piece (14) is slidably connected in the channel (15) and is matched with the size of the channel (15), a detection mechanism (2) is arranged in the detection table (11), a leakage-proof assembly (3) is arranged on one side of the detection mechanism (2), and a magnetic assembly (4) is arranged above the detection mechanism (2).
2. The intelligent machine vision-based grinding workpiece quality detection system as defined in claim 1, wherein: detection mechanism (2) are including detecting chamber (21), detect chamber (21) and offer in detecting platform (11), detect chamber (21) internal surface bottom and offered calabash mouth (22), run through in calabash mouth (22) and stretch out and swing joint have cock stem (23), cock stem (23) run through stretch out and fixedly connected with cock ring (24), cock ring (24) set up in calabash mouth (22), cock stem (23) upper end fixedly connected with preforming (25), preforming (25) run through stretch into detect chamber (21) and sliding connection, be provided with control spring (26) on preforming (25).
3. The intelligent machine vision-based grinding workpiece quality detection system as defined in claim 2, wherein: leak protection subassembly (3) including leak protection chamber (31), leak protection chamber (31) are offered in detection chamber (21) left side, bayonet socket (32) have been offered in cock stem (23), it has clamping lever (33) to stretch into in bayonet socket (32), the one end that clamping lever (33) kept away from bayonet socket (32) stretches into leak protection chamber (31) and sliding connection, inclined straight flute (34) have been offered to one end that clamping lever (33) stretched into leak protection chamber (31), stretch into in inclined straight flute (34) and the transmission is connected with stopper (35), one end fixedly connected with T word pole (36) of inclined straight flute (34) are kept away from to stopper (35), T word pole (36) upper end fixedly connected with leak protection spring, the one end fixedly connected with round platform piece (37) that T word pole (36) stretched out leak protection chamber (31) is run through to leak protection chamber (31) lower extreme.
4. A machine vision-based intelligent inspection system for the quality of a workpiece being polished as set forth in claim 3, wherein: round grooves are formed in the tops of the inner surfaces of the channels (15), and the round table blocks (37) correspond to the round grooves in size and position.
5. The intelligent machine vision-based grinding workpiece quality detection system as defined in claim 2, wherein: go up magnetic assembly (4) including magnetic cavity (41), magnetic cavity (41) are seted up in detecting bench (11) and are set up from top to bottom with detecting cavity (21), magnetic powder has been placed in magnetic cavity (41), the export has been seted up to magnetic cavity (41) bottom, stretch into in the export and sealed sliding connection has hole stopper (42), hole stopper (42) bottom fixedly connected with gib block (43), gib block (43) bottom sets up supporting spring (44), control cavity (45) have been seted up in detecting bench (11), supporting spring (44) fixed connection is in control cavity (45) bottom, gib block (43) left end fixedly connected with drive rack (46), drive rack (46) meshing is connected with gear (47), gear (47) fixed connection is in control cavity (45) inner wall, gear (47) meshing is connected with L word rack (48), L word rack (48) elastic connection is in control cavity (45), L word rack (48) lower extreme runs through and stretches out control cavity (45) bottom lateral wall and sliding connection.
6. The intelligent machine vision-based grinding workpiece quality detection system as defined in claim 5, wherein: the guide strip (43) is inclined from top left to bottom right, and the right end of the guide strip (43) is fixedly connected with a vertical piece which stretches into the detection cavity (21) and is in sliding connection.
7. The intelligent machine vision-based grinding workpiece quality detection system as defined in claim 1, wherein: the inside upper side wall of passageway (15) has seted up processing chamber (5), and processing chamber (5) are located the one side of detecting bench (11) and polishing bench (1) fixed connection, and processing chamber (5) internal rotation is connected with pivot (51), and pivot (51) run through and stretch out and fixedly connected with sponge cover (52), and the polishing surface contact of sponge cover (52) outer wall and polishing piece (14) is connected.
8. The intelligent machine vision-based grinding workpiece quality detection system as defined in claim 7, wherein: a liquid cavity (6) is arranged in the detection table (11), washing liquid is placed in the liquid cavity (6), a sponge strip (61) penetrates through and is fixedly connected with the adjacent side wall of the liquid cavity (6) and the adjacent side wall of the treatment cavity (5), and the sponge strip (61) is in contact with the sponge sleeve (52).
9. The intelligent machine vision-based grinding workpiece quality detection system as defined in claim 7, wherein: a receiving bin (7) is arranged in the detection table (11), bin openings (71) are arranged on the adjacent side walls of the receiving bin (7) and the processing cavity (5), inclined guide blocks (72) are fixedly connected to the bin openings (71), one ends of the guide blocks (72) extend into the sponge sleeve (52) and are movably connected, a plurality of bead grooves are formed in the end, extending into the sponge sleeve (52), of the guide blocks (72) at equal intervals, and balls (73) are arranged in each bead groove.
10. The intelligent machine vision-based grinding workpiece quality detection system as defined in claim 1, wherein: an observation port (8) is formed in the detection table (11), and a magnifying glass is fixedly connected in the observation port (8).
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