CN116754633B - Stamping hardware surface defect detection device - Google Patents
Stamping hardware surface defect detection device Download PDFInfo
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- CN116754633B CN116754633B CN202311033641.2A CN202311033641A CN116754633B CN 116754633 B CN116754633 B CN 116754633B CN 202311033641 A CN202311033641 A CN 202311033641A CN 116754633 B CN116754633 B CN 116754633B
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- 238000001514 detection method Methods 0.000 title claims abstract description 75
- 230000007547 defect Effects 0.000 title claims abstract description 39
- 230000005291 magnetic effect Effects 0.000 claims abstract description 84
- 239000000725 suspension Substances 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims description 43
- 239000007788 liquid Substances 0.000 claims description 35
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 2
- 239000007921 spray Substances 0.000 abstract description 17
- 230000009471 action Effects 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 10
- 238000005507 spraying Methods 0.000 abstract 1
- 230000006698 induction Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000001802 infusion Methods 0.000 description 3
- 230000001678 irradiating effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009189 diving Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000006247 magnetic powder Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0228—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being rotative
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Electrochemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention relates to the technical field of defect detection, in particular to a surface defect detection device for stamping hardware, which comprises a detection box, wherein the outer wall of the detection box is provided with a mounting opening, a shading cylinder is fixedly arranged in the mounting opening, the top end of the shading cylinder is rotatably provided with a cylinder cover, the outer wall of the cylinder cover is provided with a fixing opening, a camera is arranged in the fixing opening, the lower surface of the cylinder cover is also provided with a searchlight, the inner walls of the two sides of the detection box are provided with magnetic field generators, and the inner wall of the bottom of the detection box is provided with a vertical cylinder. According to the invention, the operation of downward moving, rotating and spraying the magnetic suspension on the hardware can be synchronously realized through the operation of the submersible pump, when the detection is finished, the magnetic suspension can not be sprayed out from the spray head any more when the submersible pump stops working, the tray can be moved upwards under the reset action of the first elastic piece, the detected hardware can be conveniently taken, the rapid detection of the stamping hardware is effectively realized, and the use effect is better.
Description
Technical Field
The invention relates to the technical field of defect detection, in particular to a device for detecting surface defects of stamping hardware.
Background
In the production process of stamping hardware, because the strength of the material adopted by part of stamping hardware is poor, certain damage to the hardware can occur in the stamping process, whether the hardware is qualified or not needs to be detected after stamping, and magnetic powder flaw detection is a common detection mode and is a nondestructive detection means for detecting the defects on the surface or near-surface of ferromagnetic materials through accumulation of magnetic powder in a leakage magnetic field near the defects.
At present, existing detection equipment still has certain defect, in the use, need make the magnetic suspension adhere to the hardware surface through the mode of manual watering magnetic suspension, and still need to transfer the hardware to different directions when detecting, avoid defect department and magnetic induction line parallel to lead to appearing detection error, and whole testing process is comparatively loaded down with trivial details, and efficiency is lower, consequently, need to design a punching press hardware surface defect detection device to solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a device for detecting the surface defects of stamping hardware.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a punching press hardware surface defect detection device, includes the detection case, the mounting hole has been seted up to the outer wall of detection case, and fixedly is provided with the shading section of thick bamboo in the mounting hole, the top of shading section of thick bamboo rotates and is provided with the cover, fixed mouth has been seted up to the outer wall of cover, and is provided with the camera in the fixed mouth, the lower surface of cover still is provided with the searchlight, the both sides inner wall of detection case is provided with magnetic field generator, the bottom inner wall of detection case is provided with upright section of thick bamboo, the inner wall of upright section of thick bamboo is connected with the piston post through elastic component one, the top rotation of piston post is provided with the tray, and the tray is located the shading section of thick bamboo, connecting channel has still been seted up to the bottom of piston post, and the tip of connecting channel runs through the lateral wall of piston post, one side of upright section of thick bamboo still communicates the liquid pipe, the bottom inner wall of detection case is provided with the camera, and the liquid end of diving pump communicates through communicating pipe and upright section of thick bamboo, one side outer wall of detection case is provided with accuse flow mechanism, and the liquid guide end of diving pump is linked together through infusion pipe and accuse flow mechanism, the top is provided with the ring-shaped and is the inside through the pipe, the pipe is linked together with the top that the shower nozzle is set up through the ring-shaped and is linked together, the top is set up and has the top to be equal:
the rotating mechanism is arranged on the outer side of the vertical cylinder, the end part of the liquid suction pipe is communicated with the rotating mechanism, the rotating mechanism is also communicated with the suction pipe, and magnetic suspension in the detection box is caused to enter the rotating mechanism through the suction pipe when the liquid suction pipe sucks, and the tray is driven to rotate by using the circulated magnetic suspension as a driving force.
As still further aspects of the invention: the flow control mechanism comprises a hose, a mounting frame is arranged on the outer wall of one side of the detection box, a fixing plate is arranged on the inner wall of the mounting frame, a motor is arranged on the outer wall of the fixing plate, an eccentric wheel is arranged at the output end of the motor, a supporting plate is further arranged on the outer wall of the detection box, and the hose is located between the eccentric wheel and the supporting plate.
As still further aspects of the invention: the detection box is characterized in that a fixed cylinder is further arranged on the outer wall of one side of the detection box, the inner wall of the fixed cylinder is connected with a movable rod through a second elastic piece, a movable block is arranged at the end part of the movable rod, an arc-shaped groove is formed in the outer wall of one side, close to the eccentric wheel, of the movable block, and a pressing block is arranged on the outer wall of one side, close to the hose, of the movable block.
As still further aspects of the invention: the rotary mechanism comprises a ring piece fixedly arranged in the detection box, the ring piece is sleeved on the outer side of the vertical cylinder, a ring groove is formed in the inner side of the ring piece, a rotating ring is arranged on the outer side of the vertical cylinder in a rotating mode, the rotating ring is arranged in the ring groove in a rotating mode, fan blades distributed in an annular mode are arranged on the outer side of the rotating ring in an equidistant mode, the fan blades are located in the ring groove, the end portions of the liquid suction pipe and the suction pipe are communicated with the ring groove, the liquid suction pipe and the suction pipe are symmetrically distributed with the vertical cylinder as the center, a movable hole is formed in the outer wall of the rotating ring, a lifting rod is movably arranged in the movable hole, and the top end of the lifting rod is connected with the lower surface of the tray.
As still further aspects of the invention: the inner wall of the movable hole is provided with grooves which are distributed in an annular mode at equal distances, balls are rotationally arranged in the grooves, and the balls are attached to the outer sides of the lifting rods.
As still further aspects of the invention: the camera, the submersible pump, the searchlight, the magnetic field generator and the motor are all connected with a switch through wires, and the switch is electrically connected with a controller.
As still further aspects of the invention: the top outer wall of the tray is provided with equidistantly distributed mounting grooves, and the inner wall of each mounting groove is connected with rubber balls through elastic pieces III.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a device for detecting surface defects of stamping hardware, when the stamping hardware is detected by a detection box, firstly, magnetic suspension is added into the detection box, then a cylinder cover can be opened, hardware to be detected is placed above a tray and covered by the cylinder cover, at the moment, the magnetic suspension in a vertical cylinder can be pumped out by the operation of a submersible pump, so that a piston column moves downwards under the action of negative pressure, an elastic part I is compressed, until a connecting channel in the piston column is in butt joint with a liquid suction pipe, a rotating mechanism and the liquid suction pipe, the magnetic suspension in the detection box is pumped into the connecting channel along the suction pipe, the rotating mechanism and the liquid suction pipe, then enters the vertical cylinder, sequentially flows through a communicating pipe, a liquid conveying pipe, a flow control mechanism and a liquid guide pipe, finally enters a circular pipe and is sprayed out by a spray nozzle, and the downwards moving piston column just can enable the hardware above the tray to be positioned between magnetic field generators, the magnetic induction line emitted by the magnetic field generator can directly penetrate through the hardware, the magnetic suspension sprayed by the spray head can also act on the surface of the hardware, the magnetic suspension can be controlled to flow out through the spray head at a continuously changing flow speed under the action of the flow control mechanism, the surface of the hardware can be fully poured by the magnetic suspension, when the surface of the hardware has defects, the defect part can form a leakage magnetic field, the magnetic suspension can be adsorbed, then the defect part can be clearly shown under the searchlight action of the searchlight, the external light source can be prevented from irradiating the surface of the hardware in a mode of being recorded by the camera through the cover cylinder cover, so that the observation is clearer, the magnetic suspension in the device can be continuously and circularly filled for repeated use, meanwhile, the magnetic suspension in the detection box can be promoted to enter the rotating mechanism through the suction pipe when the suction pipe is sucked, the circulating magnetic suspension is used as driving force to drive the tray to rotate, the magnetic suspension liquid that not only can make the shower nozzle flow evenly cover on the hardware surface, can also make the direction of hardware constantly change, when effectively avoiding the defect department on hardware surface to be approximately parallel with the magnetic induction line, and lead to the magnetic leakage field weaker, show worse condition appear, further, when the detection finishes, the immersible pump stop work, the magnetic suspension can not follow shower nozzle blowout again, also can make the tray shift up under the reset effect of elastic component one, also conveniently take the hardware after the detection, excellent in use effect.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of a device for detecting surface defects of stamping hardware according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at A;
FIG. 3 is an enlarged schematic view of a flow control mechanism of a surface defect detection device for stamping hardware according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a moving block structure of a device for detecting surface defects of stamping hardware according to an embodiment of the present invention;
fig. 5 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: 1-detection box, 2-shading cylinder, 3-cylinder cover, 4-camera, 5-tray, 6-spray head, 7-ring pipe, 8-liquid guide pipe, 9-flow control mechanism, 10-liquid suction pipe, 11-liquid delivery pipe, 12-submersible pump, 13-communicating pipe, 14-elastic piece I, 15-vertical cylinder, 16-suction pipe, 17-connecting channel, 18-lifting rod, 19-piston column, 20-rotating mechanism, 21-circular ring piece, 22-ring groove, 23-rotating ring, 24-fan blade, 25-ball, 26-mounting rack, 27-fixed plate, 28-eccentric wheel, 29-hose, 30-supporting plate, 31-fixed cylinder, 32-elastic piece II, 33-movable rod, 34-movable block, 35-pressing block, 36-mounting groove, 37-elastic piece III, 38-rubber ball, 39-searchlight and 40-magnetic field generator.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent.
As shown in fig. 1 and 2, a device for detecting surface defects of stamping hardware provided in an embodiment of the present invention includes a detection box 1, an installation opening is formed on an outer wall of the detection box 1, a light shielding cylinder 2 is fixedly disposed in the installation opening, a cylinder cover 3 is rotatably disposed at a top end of the light shielding cylinder 2, a fixing opening is formed on an outer wall of the cylinder cover 3, a camera 4 is disposed in the fixing opening, a searchlight 39 is further disposed on a lower surface of the cylinder cover 3, a specific structure of the searchlight 39 is not limited, in this embodiment, preferably, the searchlight 39 adopts an ultraviolet black light, a magnetic suspension capable of better displaying defects is provided on inner walls of two sides of the detection box 1, a magnetic field generator 40 is disposed on inner walls of a bottom of the detection box 1, a vertical cylinder 15 is connected with a piston column 19 through an elastic member 14, a specific structure of the elastic member 14 is not limited, in this embodiment, preferably, the first elastic element 14 adopts a spring, the top end of the piston column 19 rotates and is provided with the tray 5, and the tray 5 is located the shading barrel 2, the bottom end of the piston column 19 is further provided with a connecting channel 17, and the end of the connecting channel 17 penetrates through the side wall of the piston column 19, one side of the upright barrel 15 is further communicated with a liquid suction pipe 10, the inner wall of the bottom of the detection box 1 is provided with a submersible pump 12, the liquid suction end of the submersible pump 12 is communicated with the upright barrel 15 through a communicating pipe 13, the outer wall of one side of the detection box 1 is provided with a flow control mechanism 9, the liquid guide end of the submersible pump 12 is communicated with the flow control mechanism 9 through a liquid conveying pipe 11, the inner wall of the top of the detection box 1 is provided with a ring pipe 7, the inner side of the ring pipe 7 is communicated with a spray head 6 distributed in an annular shape, and the flow control mechanism 9 is communicated with the ring pipe 7 through a liquid guide pipe 8, and the method further comprises:
the rotating mechanism 20 is arranged on the outer side of the vertical cylinder 15, the end part of the liquid suction pipe 10 is communicated with the rotating mechanism 20, the rotating mechanism 20 is also communicated with the suction pipe 16, and the rotating mechanism 20 is used for promoting the magnetic suspension in the detection box 1 to enter the rotating mechanism 20 through the suction pipe 16 when the liquid suction pipe 10 sucks, and the circulating magnetic suspension is used as a driving force to drive the tray 5 to rotate.
When the detection box 1 is used for detection, firstly, magnetic suspension can be added into the detection box 1, then the cylinder cover 3 can be opened, hardware to be detected is placed above the tray 5 and covers the cylinder cover 3, at the moment, the magnetic suspension in the vertical cylinder 15 can be extracted through the operation of the submersible pump 12, so that the piston column 19 moves downwards under the action of negative pressure, the elastic piece I14 is compressed until the connecting channel 17 in the piston column 19 is butted with the liquid suction pipe 10, the magnetic suspension in the detection box 1 can be pumped into the connecting channel 17 along the suction pipe 16, the rotating mechanism 20 and the liquid suction pipe 10, then enters the vertical cylinder 15, sequentially flows through the communicating pipe 13, the infusion pipe 11, the flow control mechanism 9 and the liquid guide pipe 8, finally enters the circular pipe 7 and is sprayed out through the spray head 6, and the moving piston column 19 at the moment can just enable the hardware above the tray 5 to be positioned between the magnetic field generators 40, so that the magnetic induction line emitted by the magnetic field generator 40 can directly penetrate through hardware, the magnetic suspension sprayed by the spray head 6 can also act on the surface of the hardware, the magnetic suspension can be controlled to flow out through the spray head 6 at a continuously changing flow rate under the action of the flow control mechanism 9, the surface of the hardware can be fully poured by the magnetic suspension, when the surface of the hardware has defects, the defect part can form a leakage magnetic field, the magnetic suspension can be adsorbed, then under the searchlight action of the searchlight 39, the defect part can be clearly visualized, the external light source can be prevented from irradiating the surface of the hardware in a mode of recording by the camera 4 through the covering cylinder cover 3, so that the observation is clearer, the magnetic suspension in the device can be continuously recycled, simultaneously, the magnetic suspension in the detection box 1 can be promoted to enter the rotating mechanism 20 through the suction pipe 16 when the suction pipe 10 sucks, the magnetic suspension flowing through the magnetic suspension is used as driving force to drive the tray 5 to rotate, so that the magnetic suspension flowing out of the spray head 6 is uniformly covered on the surface of the hardware, the direction of the hardware is continuously changed, weak magnetic leakage field and poor display caused by nearly parallel magnetic induction lines at the defect of the surface of the hardware are effectively avoided, further, when the detection is finished, the submersible pump 12 stops working, the magnetic suspension cannot be sprayed out of the spray head 6, the tray 5 can be also moved upwards under the reset action of the elastic piece one 14, the hardware after detection is conveniently taken, and the use effect is better.
As an embodiment of the present invention, referring to fig. 3 and 4, the flow control mechanism 9 includes a hose 29, a mounting frame 26 is disposed on an outer wall of one side of the detection box 1, a fixing plate 27 is disposed on an inner wall of the mounting frame 26, a motor is disposed on an outer wall of the fixing plate 27, an eccentric wheel 28 is disposed at an output end of the motor, a supporting plate 30 is disposed on an outer wall of the detection box 1, the hose 29 is located between the eccentric wheel 28 and the supporting plate 30, and the eccentric wheel 28 can be driven to rotate by the motor, so that the eccentric wheel 28 can be continuously close to and far away from the hose 29, and an intermittent squeezing effect of the hose 29 is achieved, so that a magnetic suspension distance sprayed by the spray head 6 is continuously from near to far, and from far to near, so that hardware can be fully covered, and a better use effect is achieved.
As an embodiment of the present invention, referring to fig. 3 and 4, a fixed cylinder 31 is further disposed on an outer wall of one side of the detection case 1, and the inner wall of the fixed cylinder 31 is connected with a movable rod 33 through a second elastic member 32, the specific structure of the second elastic member 32 is not limited, in this embodiment, preferably, the second elastic member 32 adopts a spring, a moving block 34 is disposed at an end of the second elastic member 33, an arc-shaped groove is disposed on an outer wall of one side of the moving block 34, which is close to the eccentric wheel 28, a pressing block 35 is disposed on an outer wall of one side of the moving block 34, which is close to the hose 29, when the eccentric wheel 28 rotates, the moving block 34 is contacted with the arc-shaped groove on one side of the moving block 34, and is pushed to move, and when the eccentric wheel 28 is far away from the moving block 34, the moving block 34 is reset under the action of the second elastic member 32, so that the pressing block 35 on the other side of the moving block 34 is used to press the hose 29 instead of the eccentric wheel 28, so that abrasion to the hose 29 is effectively reduced, and the effect is better.
As an embodiment of the present invention, please refer to fig. 1 and 2, the rotating mechanism 20 includes a ring member 21 fixedly disposed in the detection box 1, the ring member 21 is sleeved on the outer side of the upright tube 15, a ring groove 22 is formed on the inner side of the ring member 21, a rotating ring 23 is rotatably disposed on the outer side of the upright tube 15, the rotating ring 23 is rotatably disposed in the ring groove 22, fan blades 24 distributed in an equidistant ring shape are disposed on the outer side of the rotating ring 23, the fan blades 24 are disposed in the ring groove 22, the ends of the suction tube 10 and the suction tube 16 are both communicated with the ring groove 22, the suction tube 10 and the suction tube 16 are symmetrically disposed with the upright tube 15 as a center, a movable hole is further formed on the outer wall of the rotating ring 23, a lifting rod 18 is movably disposed in the movable hole, the top end of the lifting rod 18 is connected with the lower surface of the tray 5, when the suction tube 10 sucks, the magnetic suspension in the detection box 1 enters the ring groove 22 along the suction tube 16, and then the suction tube 10 sucks, when the magnetic suspension flows in the ring groove 22, the rotating ring 24 is pushed by the suction tube, the rotating ring 23 can be moved by the rotating ring 23, and the rotating ring 23 can be driven by the rotating ring blades 23, and the rotating disc 5 can be driven by the lifting rod 18 to rotate, and the magnetic suspension 5, and the magnetic suspension can be sprayed on the lower surface of the rotating disc 5, so that the magnetic suspension can just rotate, and the magnetic suspension can rotate, and the magnetic suspension 5.
As an embodiment of the present invention, referring to fig. 2, the inner wall of the movable hole is provided with grooves distributed in an annular shape at equal distance, and balls 25 are rotatably disposed in the grooves, the balls 25 are attached to the outer side of the lifting rod 18, so that the lifting rod 18 can move more smoothly under the action of the balls 25, no jamming phenomenon occurs, and the use effect is better.
As an embodiment of the present invention, the camera 4, the submersible pump 12, the searchlight 39, the magnetic field generator 40 and the motor are all connected with a switch through wires, and the switch is electrically connected with a controller, and the specific structure of the controller is not limited, and in this embodiment, preferably, the controller adopts a micro-program controller.
As an embodiment of the present invention, referring to fig. 5, the top outer wall of the tray 5 is provided with equidistant mounting grooves 36, and the inner wall of the mounting groove 36 is connected with rubber balls 38 through an elastic member three 37, the specific structure of the elastic member three 37 is not limited, in this embodiment, preferably, the elastic member three 37 adopts a spring, when the hardware is placed on the surface of the tray 5, the rubber balls 38 can be pressed down, so that the elastic member three 37 is compressed, and the rubber balls 38 not pressed down by the hardware can play a role of lateral blocking for the hardware, so that the hardware is not easy to drop in the rotation process along with the tray 5, and the use effect is better.
When in use, during detection by the detection box 1, firstly, magnetic suspension can be added into the detection box 1, then the cylinder cover 3 can be opened, hardware to be detected is placed above the tray 5 and covers the cylinder cover 3, at the moment, the magnetic suspension in the vertical cylinder 15 can be extracted through the operation of the submersible pump 12, so that the piston column 19 moves downwards under the action of negative pressure, the elastic piece I14 is compressed until the connecting channel 17 in the piston column 19 is in butt joint with the liquid suction pipe 10, the magnetic suspension in the detection box 1 can be pumped into the connecting channel 17 along the suction pipe 16, the rotating mechanism 20 and the liquid suction pipe 10, then enters the vertical cylinder 15, sequentially flows through the communicating pipe 13, the infusion pipe 11, the flow control mechanism 9 and the liquid guide pipe 8, finally enters the circular pipe 7 and is sprayed out through the spray head 6, and the piston column 19 which moves downwards just can enable the hardware above the tray 5 to be positioned between the magnetic field generators 40, so that the magnetic induction line emitted by the magnetic field generator 40 can directly penetrate through hardware, the magnetic suspension sprayed by the spray head 6 can also act on the surface of the hardware, the magnetic suspension can be controlled to flow out through the spray head 6 at a continuously changing flow rate under the action of the flow control mechanism 9, the surface of the hardware can be fully poured by the magnetic suspension, when the surface of the hardware has defects, the defect part can form a leakage magnetic field, the magnetic suspension can be adsorbed, then under the searchlight action of the searchlight 39, the defect part can be clearly visualized, the external light source can be prevented from irradiating the surface of the hardware in a mode of recording by the camera 4 through the covering cylinder cover 3, so that the observation is clearer, the magnetic suspension in the device can be continuously circulated and repeatedly used, meanwhile, the magnetic suspension in the detection box 1 can be promoted to enter the rotating mechanism 20 through the suction pipe 16 when the suction pipe 10 sucks, the magnetic suspension flowing through the magnetic suspension is used as driving force to drive the tray 5 to rotate, so that the magnetic suspension flowing out of the spray head 6 is uniformly covered on the surface of the hardware, the direction of the hardware is continuously changed, weak magnetic leakage field and poor display caused by nearly parallel magnetic induction lines at the defect of the surface of the hardware are effectively avoided, further, when the detection is finished, the submersible pump 12 stops working, the magnetic suspension cannot be sprayed out of the spray head 6, the tray 5 can be also moved upwards under the reset action of the elastic piece one 14, the hardware after detection is conveniently taken, and the use effect is better.
It should be noted that, although the present disclosure describes embodiments, not every embodiment includes only a single embodiment, and the description is for clarity only, and those skilled in the art should understand that the embodiments of the disclosure may be combined appropriately to form other embodiments that can be understood by those skilled in the art.
Claims (7)
1. The stamping hardware surface defect detection device comprises a detection box, and is characterized in that the outer wall of the detection box is provided with an installation opening, a shading cylinder is fixedly arranged in the installation opening, the top end of the shading cylinder is rotatably provided with a cylinder cover, the outer wall of the cylinder cover is provided with a fixing opening, a camera is arranged in the fixing opening, the lower surface of the cylinder cover is also provided with a searchlight, the inner walls of the two sides of the detection box are provided with magnetic field generators, the inner wall of the bottom of the detection box is provided with a vertical cylinder, the inner wall of the vertical cylinder is connected with a piston column through an elastic piece I, the top end of the piston column is rotatably provided with a tray, and the tray is positioned in the shading cylinder, the bottom of piston post has still been seted up connecting channel, and the tip of connecting channel runs through the lateral wall of piston post, one side of standing a section of thick bamboo still communicates there is the drawing liquid pipe, the bottom inner wall of detecting the case is provided with the immersible pump, and the drawing liquid end of immersible pump is linked together through communicating pipe and a standing section of thick bamboo, one side outer wall of detecting the case is provided with accuse and flows the mechanism, and the drain end of immersible pump is linked together through transfer line and accuse flow mechanism, the top inner wall of detecting the case is provided with the ring canal, and the inboard intercommunication of ring canal is provided with the shower nozzle that the equidistance is annular distribution, accuse flows the mechanism and is linked together through catheter and ring canal, still includes:
the rotating mechanism is arranged on the outer side of the vertical cylinder, the end part of the liquid suction pipe is communicated with the rotating mechanism, the rotating mechanism is also communicated with the suction pipe, and magnetic suspension in the detection box is caused to enter the rotating mechanism through the suction pipe when the liquid suction pipe sucks, and the tray is driven to rotate by using the circulated magnetic suspension as a driving force.
2. The device for detecting surface defects of stamping hardware according to claim 1, wherein the flow control mechanism comprises a hose, a mounting frame is arranged on the outer wall of one side of the detection box, a fixing plate is arranged on the inner wall of the mounting frame, a motor is arranged on the outer wall of the fixing plate, an eccentric wheel is arranged at the output end of the motor, a supporting plate is further arranged on the outer wall of the detection box, and the hose is located between the eccentric wheel and the supporting plate.
3. The device for detecting the surface defects of the stamping hardware according to claim 2, wherein a fixed cylinder is further arranged on the outer wall of one side of the detection box, the inner wall of the fixed cylinder is connected with a movable rod through a second elastic piece, the end part of the movable rod is provided with a movable block, an arc-shaped groove is formed in the outer wall of one side, close to the eccentric wheel, of the movable block, and a pressing block is arranged on the outer wall of one side, close to the hose, of the movable block.
4. The device for detecting surface defects of stamping hardware according to claim 1, wherein the rotating mechanism comprises a circular ring piece fixedly arranged in the detection box, the circular ring piece is sleeved on the outer side of the vertical cylinder, an annular groove is formed in the inner side of the circular ring piece, a rotating ring is rotatably arranged on the outer side of the vertical cylinder and is rotatably arranged in the annular groove, fan blades distributed in an annular mode at equal distances are arranged on the outer side of the rotating ring and are positioned in the annular groove, the end portions of the liquid suction pipe and the suction pipe are communicated with the annular groove, the liquid suction pipe and the suction pipe are distributed symmetrically with the vertical cylinder as a center, a movable hole is formed in the outer wall of the rotating ring, a lifting rod is movably arranged in the movable hole, and the top end of the lifting rod is connected with the lower surface of the tray.
5. The device for detecting surface defects of stamping hardware according to claim 4, wherein grooves which are distributed in an annular shape at equal distances are formed in the inner wall of the movable hole, balls are rotationally arranged in the grooves, and the balls are attached to the outer sides of the lifting rods.
6. The device for detecting surface defects of stamping hardware according to claim 2, wherein the camera, the submersible pump, the searchlight, the magnetic field generator and the motor are all connected with a switch through wires, and the switch is electrically connected with a controller.
7. The device for detecting surface defects of stamping hardware according to claim 1, wherein the outer wall of the top of the tray is provided with mounting grooves distributed equidistantly, and the inner wall of each mounting groove is connected with rubber balls through an elastic piece III.
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| CN202311033641.2A CN116754633B (en) | 2023-08-17 | 2023-08-17 | Stamping hardware surface defect detection device |
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