CN112427319B - Electric toothbrush drive shaft detection device - Google Patents

Electric toothbrush drive shaft detection device Download PDF

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Publication number
CN112427319B
CN112427319B CN202011161138.1A CN202011161138A CN112427319B CN 112427319 B CN112427319 B CN 112427319B CN 202011161138 A CN202011161138 A CN 202011161138A CN 112427319 B CN112427319 B CN 112427319B
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CN
China
Prior art keywords
toothbrush
shaft
toothbrush shaft
control system
supporting seat
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CN202011161138.1A
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Chinese (zh)
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CN112427319A (en
Inventor
皮红岩
崔久远
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Shanghai Yanjing Precision Structural Parts Co ltd
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Shanghai Yanjing Precision Structural Parts Co ltd
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Priority to CN202011161138.1A priority Critical patent/CN112427319B/en
Publication of CN112427319A publication Critical patent/CN112427319A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/02Measures preceding sorting, e.g. arranging articles in a stream orientating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/04Sorting according to size
    • B07C5/10Sorting according to size measured by light-responsive means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/36Sorting apparatus characterised by the means used for distribution
    • B07C5/361Processing or control devices therefor, e.g. escort memory
    • B07C5/362Separating or distributor mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/36Sorting apparatus characterised by the means used for distribution
    • B07C5/38Collecting or arranging articles in groups

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  • Length Measuring Devices By Optical Means (AREA)

Abstract

The application relates to a detection device for a driving shaft of an electric toothbrush, which comprises a control system and a mounting platform, wherein a toothbrush shaft axial visual detection mechanism and a toothbrush shaft radial visual detection mechanism are arranged on the mounting platform, and a station switching mechanism and a toothbrush shaft rotating mechanism are also arranged on the mounting platform; the toothbrush shaft axial visual detection mechanism comprises a first industrial camera and a first supporting seat, a limiting part is arranged on the first supporting seat, the first industrial camera is electrically connected with a control system, the toothbrush shaft radial visual detection mechanism comprises a second industrial camera, a measuring scale, a toothbrush shaft jacking piece and a second supporting seat, and the second supporting seat is provided with a limiting part; the second industrial camera is electrically connected with the control system, the toothbrush shaft rotating mechanism is electrically connected with the control system, and the station switching mechanism is electrically connected with the control system. The electric toothbrush drive shaft detection device replaces manual detection of the toothbrush shaft, and greatly improves the detection efficiency of the machining precision of the toothbrush drive shaft and the accuracy of a detection result.

Description

Electric toothbrush drive shaft detection device
Technical Field
The application relates to a drive shaft detection device field especially relates to an electric toothbrush drive shaft detection device.
Background
With the increasing demand for quality of life, daily oral care is becoming more and more sophisticated, and many people choose to use electric toothbrushes instead of ordinary toothbrushes. The electric toothbrush can more thoroughly clear dental plaque, reduce gingivitis and gingival bleeding and has obvious oral care effect. The brush head of the electric toothbrush generates high-frequency motion, so that the toothpaste is instantly decomposed into fine foam and permeates into gaps between teeth to be cleaned, and the effect of deep cleaning is achieved. Meanwhile, the vibration of the bristles can promote the blood circulation of the oral cavity and has a massage effect on gingival tissues. At present, electric toothbrushes on the market can be classified into two categories according to the motion state of a brush head: rotary and vibratory. A driving motor and a driving shaft are arranged in an existing vibration type electric toothbrush, the driving motor is connected with the driving shaft through an eccentric wheel, and a straight groove used for being matched with the eccentric wheel is formed in one end of the driving shaft. When the electric toothbrush is used, the driving motor drives the eccentric wheel to rotate, the driving shaft vibrates by utilizing eccentric motion, and the other end of the driving shaft is connected with the toothbrush head, so that the effect of high-frequency swing of the toothbrush head of the electric toothbrush is achieved. The drive shaft is a key component of the electric toothbrush, and the machining precision of the drive shaft is required to be high in the manufacturing process, so that the machining precision of the drive shaft after machining is required to be detected. In the related art, a manufacturer usually measures each dimension of the driving shaft manually, and observes whether other impurities such as iron filings exist in the linear groove through eyes, so as to obtain the machining precision of the driving shaft and judge whether the driving shaft is qualified.
The related art described above has disadvantages that the machining precision detection efficiency of the drive shaft is low and the accuracy of the machining precision detection result is low.
Disclosure of Invention
In order to improve the detection efficiency of toothbrush drive shaft machining precision and the accuracy of testing result, this application provides an electric toothbrush drive shaft detection device.
The application provides an electric toothbrush drive shaft detection device adopts following technical scheme:
a detection device for a driving shaft of an electric toothbrush comprises a control system and a mounting platform, wherein a toothbrush shaft axial visual detection station and a toothbrush shaft radial visual detection station are arranged on the mounting platform, a toothbrush shaft axial visual detection mechanism and a toothbrush shaft radial visual detection mechanism are respectively arranged on the toothbrush shaft axial visual detection station and the toothbrush shaft radial visual detection station, and a station switching mechanism and a toothbrush shaft rotating mechanism are also arranged on the mounting platform;
the toothbrush shaft axial visual detection mechanism comprises a first industrial camera and a first supporting seat, a limiting part used for supporting a toothbrush shaft is arranged on the first supporting seat, the first industrial camera is located on one side of the first supporting seat and is located in the axial direction of the toothbrush shaft, the first industrial camera is electrically connected with a control system, the first industrial camera is used for shooting the end, where a straight groove of the toothbrush shaft is located, in the axial direction of the toothbrush shaft and transmitting the shot image to the control system, the control system identifies and judges whether the straight groove is qualified or not, and performs the next action according to the set program control;
the toothbrush shaft radial visual detection mechanism comprises a second industrial camera, a measuring scale, a toothbrush shaft jacking piece and a second supporting seat for supporting the toothbrush shaft, and the second supporting seat is provided with a limiting part for supporting the toothbrush shaft; the second industrial camera is used for shooting the end of the toothbrush shaft close to the toothbrush shaft jacking piece along the radial direction of the toothbrush shaft and transmitting the shot image to the control system, and the control system identifies and judges whether the axial length of the toothbrush shaft and the size of the straight groove are qualified or not and carries out the next action according to the set program control;
the toothbrush shaft rotating mechanism is electrically connected with the control system, is positioned on one side of the first support seat and is used for driving the toothbrush shaft to rotate around the axis of the first support seat, and when the direction of the straight groove of the toothbrush shaft is consistent with the shooting direction of the second industrial camera, the control system controls the toothbrush shaft rotating mechanism to stop working;
the station switching mechanism is electrically connected with the control system and is used for grabbing the toothbrush shaft and moving the toothbrush shaft to the next station.
By adopting the technical scheme, the electric toothbrush driving shaft detection device provided by the application shoots the linear groove of the toothbrush shaft along the axial direction of the toothbrush shaft through the first industrial camera of the toothbrush shaft axial direction visual detection mechanism, transmits the shot image to the control system, and identifies and judges whether the linear groove is qualified or not by the control system; a second industrial camera of the toothbrush shaft radial visual detection mechanism shoots an image of the end where the linear groove is located when the toothbrush shaft is pushed to the corresponding end of the measuring ruler by the toothbrush shaft pushing piece in the toothbrush shaft radial direction, and the control system analyzes and judges whether the length error of the toothbrush shaft is within an allowable range and judges whether the size of the linear groove is qualified; the orientation of the straight groove of the toothbrush shaft is adjusted through the toothbrush shaft rotating mechanism, so that the orientation of the straight groove is consistent with the shooting direction of the second industrial camera, and the second industrial camera can shoot the straight groove at the best visual angle. The electric toothbrush drive shaft detection device replaces manual detection of the toothbrush shaft, and greatly improves the detection efficiency of the machining precision of the toothbrush drive shaft and the accuracy of detection results.
Preferably, the toothbrush shaft axial visual inspection mechanism further comprises a light lamp arranged between the first industrial camera and the first support seat, and the light lamp is used for polishing the toothbrush shaft.
Through adopting above-mentioned technical scheme, provide better illumination to the toothbrush axle, improve the shooting effect.
Preferably, the toothbrush shaft axial visual inspection mechanism further comprises a toothbrush shaft axial positioning assembly, and the toothbrush shaft axial positioning assembly comprises a toothbrush shaft axial positioning plate, a positioning plate driving part and a positioning driving part; toothbrush axle axial locating plate has initial position and work position, and the locating plate driving piece is connected with control system is automatically controlled, and the locating plate driving piece is used for driving toothbrush axle axial locating plate reciprocating motion between initial position and work position, and the work position of toothbrush axle axial locating plate is located between floodlight lamp and the first support seat and on the extension of toothbrush axle, the location driving piece is located one side relative with toothbrush axle axial locating plate of first support seat, and the location driving piece is used for the roof pressure to place the one end of the toothbrush axle on first support seat and pushes up its other end on toothbrush axle axial locating plate.
By adopting the technical scheme, the toothbrush shaft placed on the first supporting seat can be axially positioned, so that the toothbrush shaft is always in the best axial shooting position during shooting, and the shooting effect is improved; and after the toothbrush shaft is positioned, the positioning driving piece drives the toothbrush shaft axial positioning plate to return to the original position, so that the interference of the toothbrush shaft axial positioning plate on the shooting of an industrial camera is avoided.
Preferably, the limiting part is of a limiting groove structure.
Preferably, the measuring ruler is a micrometer, and the end part of a micrometer screw of the micrometer is used for being matched with the corresponding end of the toothbrush shaft in a jacking and blocking mode.
By adopting the technical scheme, the telescopic length of the micrometer screw rod can be adjusted by screwing the fine adjustment knob of the micrometer, so that the toothbrush shafts with different length specifications can be subjected to length detection.
Preferably, the toothbrush shaft jacking piece is a pneumatic cylinder, and a telescopic rod of the pneumatic cylinder is used for jacking the toothbrush shaft.
Preferably, the mounting platform is further provided with defective toothbrush shaft storage parts and qualified toothbrush shaft storage parts, and the control system controls the station switching mechanism to place the qualified toothbrush shafts and the defective toothbrush shafts at the corresponding toothbrush shaft storage parts respectively.
Preferably, a display electrically connected with the control system is further arranged on the mounting platform.
Drawings
FIG. 1 is a front view of a drive shaft detection device of an electric toothbrush according to an embodiment of the present application;
FIG. 2 is a schematic perspective view of the detection apparatus for the driving shaft of the electric toothbrush according to the embodiment of the present application with the second camera mounting bracket omitted;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic view showing a construction of a brush shaft rotating mechanism of the apparatus for detecting a driving shaft of an electric toothbrush according to the embodiment of the present application;
FIG. 5 is a schematic view showing the overall structure of a station switching mechanism of the device for detecting a driving shaft of an electric toothbrush according to the embodiment of the present application;
fig. 6 is a schematic structural view of the station switching mechanism in fig. 5, with the second moving mounting plate and the cylinder jaws omitted.
Description of reference numerals: 1. mounting a platform; 2. the toothbrush shaft axial visual detection mechanism; 3. a toothbrush shaft radial visual detection mechanism; 4. a station switching mechanism; 5. a toothbrush shaft rotating mechanism; 6. defective toothbrush shaft storage parts; 7. qualified toothbrush shaft storage parts; 8. a display screen; 9. a first industrial camera; 10. a first support base; 11. lighting a lamp; 12. fixing the mounting table; 13. a limiting part; 14. installing a guide rail; 15. a support leg; 16. a first mounting seat; 17. axial positioning plates of the toothbrush shafts; 18. a positioning plate driving member; 19. positioning a driving piece; 20. a fixing plate; 21. a guide block; 22. fixing the mounting frame; 23. a vertical driving cylinder; 24. a rotating member mounting plate; 25. a roller; 26. a motor; 27. a driving pulley; 28. a transmission belt; 29. a driven pulley; 30. an n-shaped rotational mounting member; 31. a second industrial camera; 32. a micrometer screw; 33. finely adjusting a knob; 34. a toothbrush shaft top fastening piece; 35. a second support seat; 36. a connecting plate; 37. a second camera mounting bracket; 38. moving the mounting rack; 39. a first moving cylinder; 40. a first movable mounting plate; 41. a second moving cylinder; 42. a second movable mounting plate; 43. a cylinder clamping jaw; 44. arranging the plates; 45. a base plate; 46. a guide slide rail; 47. supporting legs; 48. a guide slider; 49. the storage part drives the cylinder; 50. a toothbrush shaft.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Referring to fig. 1 and 2, the embodiment of the present application discloses an electric toothbrush drive shaft detection device, which includes a control system and a mounting platform 1, wherein the mounting platform 1 is provided with a toothbrush shaft axial visual detection station, a toothbrush shaft radial visual detection station and a toothbrush shaft collection station. Toothbrush axle axial visual detection station, the radial visual detection station of toothbrush axle and toothbrush axle collection station are on same straight line, and toothbrush axle collection station sets up behind the radial visual detection station of toothbrush axle. Toothbrush axle axial visual detection station is provided with toothbrush axle axial visual detection mechanism 2, and toothbrush axle radial visual detection station is provided with toothbrush axle radial visual detection mechanism 3, still is provided with station switching mechanism 4, toothbrush axle slewing mechanism 5, substandard product toothbrush axle storage 6, qualified toothbrush axle storage 7 and display screen 8 on the mounting platform 1. The display is electrically controlled to be connected with the control system, the display screen 8 is used for displaying the shooting images of the toothbrush shaft axial visual detection mechanism 2 and the toothbrush shaft radial visual detection mechanism 3, and an operator can control the control system through the display.
Referring to fig. 3, the toothbrush shaft axial visual inspection mechanism 2 includes a first industrial camera 9, a first support base 10, a light lamp 11 disposed between the first industrial camera 9 and the first support base 10, and a toothbrush shaft axial positioning assembly. Wherein, the light 11 is used for polishing the toothbrush shaft 50. The first supporting seat 10 is disposed on the mounting platform 1 through a fixed mounting platform 12, and the first supporting seat 10 is located at one end of the fixed mounting platform 12. The first supporting seat 10 is provided with a limiting portion 13 for supporting the toothbrush shaft 50, and the limiting portion 13 is a V-shaped limiting groove structure.
With continued reference to fig. 3, the first industrial camera 9 is electrically connected to the control system, and the first industrial camera 9 is used for photographing the end of the toothbrush shaft 50 where the straight groove is located along the axial direction of the toothbrush shaft 50 and transmitting the photographed image to the control system. The first industrial camera 9 is positioned at one side of the first supporting stand 10 and on an extension line of the toothbrush shaft 50. A first industrial camera 9 and a light 11 are arranged on the mounting platform 1 by means of a first adjusting mounting. The first adjustment mounting bracket includes 1 mounting rail 14 and two legs 15, the two legs 15 are spaced apart along the axial direction of the toothbrush shaft 50, and the mounting rail 14 is supported and fixed to the two legs 15 along the axial direction of the toothbrush shaft 50. The bottoms of the first industrial camera 9 and the lighting lamp 11 are both fixedly provided with a first mounting base 16, and the first mounting base 16 is provided with a guide hole which is matched with the mounting guide rail 14 in a guiding and moving manner. The operator can conveniently adjust the distance between the first industrial camera 9 and the light emitting lamp 11 and the toothbrush shaft 50 according to the photographing requirement.
With continued reference to FIG. 3, the toothbrush shaft axial positioning assembly includes a toothbrush shaft axial positioning plate 17, a positioning plate drive member 18 and a positioning drive member 19 in electrically controlled connection with the control system. The positioning plate driving member 18 is fixed on the fixed mounting table 12 through a fixing plate 20, the fixing plate 20 is fixedly arranged on the side surface of the fixed mounting table 12, a guide block 21 is further arranged on the side surface of the fixed mounting table 12, a guide hole for the toothbrush shaft axial positioning plate 17 to pass through is arranged on the guide block 21, and the guide hole is matched with the toothbrush shaft axial positioning plate 17 in a guiding and moving manner. The positioning plate driving part 18 and the positioning driving part 19 are both pneumatic cylinders, and the telescopic rod of the positioning plate driving part 18 is fixedly connected with the toothbrush shaft axial positioning plate 17. The toothbrush shaft axial positioning plate 17 has an initial position and a working position, and the working position of the toothbrush shaft axial positioning plate 17 is located between the lighting lamp 11 and the first support base 10 and on an extension line of the toothbrush shaft 50. The retainer drive member 18 is adapted to drive the toothbrush shaft to reciprocate the retainer 17 between the initial position and the operating position. The positioning driving member 19 is located at a side of the first supporting seat 10 opposite to the toothbrush shaft axial positioning plate 17, and the positioning driving member 19 is fixedly installed on the fixed mounting table 12, and the telescopic rod of the positioning driving member 19 is used for pressing one end of the toothbrush shaft 50 placed on the first supporting seat 10 and pressing the other end thereof against the toothbrush shaft axial positioning plate 17.
Referring to fig. 4, the toothbrush shaft rotating mechanism 5 includes a fixed mounting frame 22, a vertical driving cylinder 23 electrically connected to the control system, a rotating member mounting plate 24, and a rotating member mounted on the rotating member mounting plate 24. Wherein, fixed mounting frame 22 is fixed to be set up on mounting platform 1, and the cylinder body bolt fastening that vertically drives actuating cylinder 23 sets up at the top of fixed mounting frame 22, and the telescopic link that vertically drives actuating cylinder 23 and the 24 bolt fixed connections of rotation piece mounting panel, the vertical telescopic link that drives actuating cylinder 23 stretches out or contracts downwards along vertical direction to the drive rotates the piece and removes on vertical direction. The rotating member comprises a roller 25 directly above the first supporting seat 10, and a driving structure in transmission connection with the roller 25, wherein the driving structure is used for driving the roller 25 to rotate, and the rotating axis of the roller 25 is parallel to the axis of the toothbrush shaft 50. Specifically, the driving structure includes a motor 26 electrically connected to the control system, a driving pulley 27 fixedly disposed on a spindle end portion of the motor 26, a transmission belt 28, and a driven pulley 29. The driving pulley 27 and the driven pulley 29 are synchronous pulleys having teeth on the outer peripheral surfaces thereof, and the transmission belt 28 has teeth on the inner peripheral surface thereof to be engaged with the synchronous pulleys. The motor 26 is bolted to the rotor mounting plate 24 near the upper end, and a through hole for the spindle of the motor 26 to pass through and extend outward is provided at a corresponding position of the rotor mounting plate 24. The bottom of the rotating member mounting plate 24 is bolted with an n-shaped rotating member 30, two side walls of the n-shaped rotating member 30 are provided with roller shaft mounting holes, a roller shaft is rotatably arranged in the roller shaft mounting holes, the axis of the roller shaft is parallel to the axis of the toothbrush shaft 50, the roller 25 is coaxially and fixedly arranged on the roller shaft, and the roller 25 is positioned between two side walls of the n-shaped rotating member 30. One end of the roller shaft corresponding to the main shaft overhanging end of the motor 26 extends outwardly from the roller shaft mounting hole of the corresponding side wall of the n-shaped rotational mounting member 30 to form an overhanging end, and a driven pulley 29 is fixedly disposed at the overhanging end.
Referring to fig. 1 and 3, the toothbrush shaft radial visual inspection mechanism 3 includes a second industrial camera 31, a measuring ruler, a toothbrush shaft fastening member 34, and a second supporting base 35 for supporting a toothbrush shaft 50. The second support seat 35 is fixedly disposed at the other end of the fixed mounting platform 12 opposite to the end where the first support seat 10 is located. The second support seat 35 is provided with a V-shaped stopper groove structure for supporting the toothbrush shaft 50. In this embodiment, the measuring micrometer is preferably a micrometer, and the micrometer includes a micrometer screw 32 and a fine adjustment knob 33, and the micrometer is a commonly used measuring tool, and therefore, the structure and the operation principle thereof will not be described in detail. In this embodiment, the brush shaft urging member 34 is preferably a pneumatic cylinder, and the extension rod of the brush shaft urging member 34 is used to urge the brush shaft 50. The micrometer and the toothbrush shaft urging member 34 are respectively located at both sides of the second supporting seat 35 in the axial direction of the toothbrush shaft 50, the toothbrush shaft urging member 34 is fixedly disposed on the fixing plate 20, and the micrometer is fixed on the other side surface of the fixed installation table 12 through the connecting plate 36. The brush shaft abutting member 34 is for abutting one end of the brush shaft 50 placed on the second support seat 35 and abutting the other end of the brush shaft 50 against the end of the micrometer screw 32 of the micrometer. The second industrial camera 31 is fixedly arranged on the mounting platform 1 through a second camera mounting frame 37, the second industrial camera 31 is positioned above one side of the second supporting seat 35 close to the toothbrush shaft jacking piece 34, the second industrial camera 31 is positioned in the vertical radial direction of the toothbrush shaft 50, the second industrial camera 31 is electrically connected with the control system, and the second industrial camera 31 is used for radially shooting the end of the toothbrush shaft 50 where the straight groove is positioned along the toothbrush shaft 50 and transmitting the shot image to the control system.
Referring to fig. 5 and 6, station switching mechanism 4 includes a travel mount 38 and a station travel assembly. The movable mounting frame 38 is fixedly disposed on the mounting platform 1, and the movable mounting frame 38 is disposed along the first supporting seat 10 in a direction toward the second supporting seat 35. The station moving assembly comprises a first moving assembly and a second moving assembly. The first moving assembly comprises a first moving cylinder 39 and a first moving mounting plate 40, the first moving cylinder 39 is electrically connected with the control system, a cylinder body of the first moving cylinder 39 is fixedly arranged on the moving mounting frame 38, an expansion rod of the first moving cylinder 39 is fixedly connected with the first moving mounting plate 40, and the expansion rod of the first moving cylinder 39 expands and contracts along the direction of the first supporting seat 10 pointing to the second supporting seat 35. The second moving assembly comprises a second moving cylinder 41 and a second moving mounting plate 42 which are electrically connected with the control system, the cylinder body of the second moving cylinder 41 is fixedly arranged on the first moving mounting plate 40, the telescopic rod of the second moving cylinder 41 is fixedly connected with the second moving mounting plate 42, and the telescopic rod of the second moving cylinder 41 extends downwards along the vertical direction and contracts upwards. The second movable mounting plate 42 is provided with two cylinder clamping jaws 43 arranged at intervals along the direction of the first supporting seat 10 pointing to the second supporting seat 35, and the two cylinder clamping jaws 43 are respectively positioned right above the first supporting seat 10 and the second supporting seat 35.
Referring to fig. 2, the defective toothbrush shaft storage 6 and the qualified toothbrush shaft storage 7 are both of a box structure having an open upper portion, and an inclined arrangement plate 44 for arranging toothbrush shafts 50 is provided in each of the defective toothbrush shaft storage 6 and the qualified toothbrush shaft storage 7. The defective toothbrush shaft storage members 6 and the qualified toothbrush shaft storage members 7 are fixedly disposed on a base plate 45, and the defective toothbrush shaft storage members 6 and the qualified toothbrush shaft storage members 7 are spaced apart from each other in a direction perpendicular to the direction in which the first support base 10 points to the second support base 35. The bottom plate 45 is arranged on the mounting platform 1 through a second mounting frame, the second mounting frame comprises two guide slide rails 46 and two support legs 47, the two support legs 47 are arranged along the direction interval of the first support seat 10 perpendicular to the second support seat 35, the two guide slide rails 46 are supported and fixed on the two support legs 47 along the direction perpendicular to the first support seat 10 perpendicular to the second support seat 35, and the two guide slide rails 46 are arranged along the direction interval of the first support seat 10 perpendicular to the second support seat 35 and in parallel. The bottom of the bottom plate 45 is provided with a guide slide block 48 which is matched with the guide slide rail 46 in a guide moving way. A storage part driving cylinder 49 is fixedly arranged on one supporting leg 47, an expansion link of the storage part driving cylinder 49 is fixedly connected with the bottom of the bottom plate 45, the storage part driving cylinder 49 is electrically connected with a control system, and the control system controls the storage part driving cylinder 49 to drive the bottom plate 45 to move on the guide sliding rail 46.
The implementation principle of the embodiment of the application is as follows: when the electric toothbrush driving shaft detection device is used, a toothbrush shaft 50 to be detected is placed on the first support base 10, the first industrial camera 9 shoots a straight groove of the toothbrush shaft 50 along the axial direction of the toothbrush shaft 50, the shot image is transmitted to the control system, and the control system analyzes and judges whether the orientation of the straight groove is consistent with the shooting direction of the second industrial camera 31 (namely, whether the orientation of the straight groove is vertical), whether sundries such as scrap iron and the like exist in the straight groove, and whether the size of the straight groove meets the processing requirements. If the orientation of the linear groove is not in the vertical direction, the control system controls the vertical driving cylinder 23 of the toothbrush shaft rotating mechanism 5 to drive the roller 25 to move downwards to prop against the toothbrush shaft 50, the motor 26 drives the roller 25 to rotate so as to adjust the orientation of the linear groove, when the orientation of the linear groove is adjusted to be in the vertical orientation, the control system detects the orientation of the linear groove through the shooting image of the first industrial camera 9, and then controls the toothbrush shaft rotating mechanism 5 to stop working and reset; if sundries such as scrap iron and the like exist in the straight-line groove, and the size of the straight-line groove does not meet the processing requirement, the straight-line groove is an unqualified product, otherwise, the straight-line groove is a qualified product, and the control system records whether the toothbrush shaft 50 is qualified or not. Then, the control system controls the telescopic rod of the second moving cylinder 41 to extend downwards, the air cylinder clamping jaw 43 is used for grabbing the toothbrush shaft 50, then the telescopic rod of the second moving cylinder 41 retracts upwards, the telescopic rod of the first moving cylinder 39 is controlled to extend, the toothbrush shaft 50 is moved to the position right above the second supporting seat 35, then the telescopic rod of the second moving cylinder 41 is controlled to extend downwards, the toothbrush shaft 50 is placed on the second supporting seat 35, and then the air cylinder clamping jaw 43 releases the toothbrush shaft 50 and resets; then, the control system controls the toothbrush shaft tightening member 34 to tighten the toothbrush shaft 50 against the end of the micrometer screw 32 of the micrometer, the second industrial camera 31 radially photographs the end of the toothbrush shaft 50 where the linear groove is located along the toothbrush shaft 50, and transmits the photographed image to the control system, which analyzes and judges whether the length error of the toothbrush shaft 50 is within an allowable range, and judges whether the size of the linear groove is qualified, and records whether the toothbrush shaft 50 is qualified. Meanwhile, the cylinder clamping jaw 43 right above the second supporting seat 35 grabs the previous detected toothbrush shaft 50 on the second supporting seat 35 and moves the previous detected toothbrush shaft 50 to the position above the toothbrush shaft collecting station, the control system controls the storage part driving cylinder 49 to drive the defective toothbrush shaft storage part 6 or the qualified toothbrush shaft storage part 7 to move to the toothbrush shaft collecting station to collect the toothbrush shaft 50 according to the detection result of the detected toothbrush shaft 50, specifically, when the detected toothbrush shaft 50 has a defective record, the defective toothbrush shaft storage part 6 is controlled to move to the toothbrush shaft collecting station, and then the cylinder clamping jaw 43 loosens the toothbrush shaft 50 to enable the toothbrush shaft 50 to fall into the defective toothbrush shaft storage part 6; otherwise, the qualified toothbrush shaft storage part 7 is controlled to move to the toothbrush shaft collecting station, and the toothbrush shafts 50 fall into the qualified toothbrush shaft storage part 7.
The electric toothbrush drive shaft detection device replaces manual detection of the toothbrush shaft 50, and greatly improves the detection efficiency of the machining precision of the toothbrush shaft 50 and the accuracy of detection results.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A detection device for a driving shaft of an electric toothbrush is characterized in that: the toothbrush axial visual inspection device comprises a control system and a mounting platform (1), wherein a toothbrush shaft axial visual inspection station and a toothbrush shaft radial visual inspection station are arranged on the mounting platform (1), a toothbrush shaft axial visual inspection mechanism (2) is arranged on the toothbrush shaft axial visual inspection station, a toothbrush shaft radial visual inspection mechanism (3) is arranged on the toothbrush shaft radial visual inspection station, and a station switching mechanism (4) and a toothbrush shaft rotating mechanism (5) are further arranged on the mounting platform (1);
the toothbrush shaft axial visual detection mechanism (2) comprises a first industrial camera (9) and a first supporting seat (10), a limiting part (13) used for supporting a toothbrush shaft (50) is arranged on the first supporting seat (10), the first industrial camera (9) is located on one side of the first supporting seat (10) and located in the axial direction of the toothbrush shaft (50), the first industrial camera (9) is in electric control connection with a control system, the first industrial camera (9) is used for shooting the end, where a straight groove is located, of the toothbrush shaft (50) in the axial direction of the toothbrush shaft (50) and transmitting a shot image to the control system, and the control system identifies and judges whether the straight groove is qualified or not and controls to perform the next action according to a set program;
the toothbrush shaft radial visual detection mechanism (3) comprises a second industrial camera (31), a measuring scale, a toothbrush shaft jacking piece (34) and a second supporting seat (35) for supporting a toothbrush shaft (50), wherein a limiting part (13) for supporting the toothbrush shaft (50) is arranged on the second supporting seat (35); the second supporting seat (35) is positioned between the measuring ruler and the toothbrush shaft top tightening piece (34), the toothbrush shaft top tightening piece (34) is used for pressing one end of a toothbrush shaft (50) arranged on the second supporting seat (35), and the other end of the toothbrush shaft (50) is tightly pressed against the corresponding end of the measuring ruler, the second industrial camera (31) is positioned on one side of the second supporting seat (35) close to the toothbrush shaft top clamping piece (34), and the second industrial camera (31) is positioned in the radial direction of the toothbrush shaft (50), the second industrial camera (31) is electrically controlled and connected with the control system, the second industrial camera (31) is used for shooting the end of the straight groove of the toothbrush shaft (50) along the radial direction of the toothbrush shaft (50), the shot image is transmitted to a control system, the control system identifies and judges whether the axial length of the toothbrush shaft (50) and the size of the straight groove are qualified or not, and the next action is carried out according to the control of a set program;
the toothbrush shaft rotating mechanism (5) is in electric control connection with the control system, the toothbrush shaft rotating mechanism (5) is located on one side of the first supporting seat (10), the toothbrush shaft rotating mechanism (5) is used for driving the toothbrush shaft (50) to rotate on the first supporting seat (10) around the axis of the toothbrush shaft, and when the direction of the straight groove of the toothbrush shaft (50) is consistent with the shooting direction of the second industrial camera (31), the control system controls the toothbrush shaft rotating mechanism (5) to stop working;
the station switching mechanism (4) is electrically connected with the control system, and the station switching mechanism (4) is used for grabbing the toothbrush shaft (50) and moving the toothbrush shaft to the next station.
2. The electric toothbrush drive shaft detecting device according to claim 1, characterized in that: the axial visual detection mechanism (2) for the toothbrush shaft further comprises a polishing lamp (11) arranged between the first industrial camera (9) and the first support base (10), and the polishing lamp (11) is used for polishing the toothbrush shaft (50).
3. The electric toothbrush drive shaft detecting device according to claim 2, characterized in that: the toothbrush shaft axial visual detection mechanism (2) further comprises a toothbrush shaft axial positioning component, and the toothbrush shaft axial positioning component comprises a toothbrush shaft axial positioning plate (17), a positioning plate driving part (18) and a positioning driving part (19); toothbrush axle axial positioning board (17) have initial position and work position, and locating plate driving piece (18) are connected with control system is automatically controlled, and locating plate driving piece (18) are used for driving toothbrush axle axial positioning board (17) at initial position and reciprocating motion between the work position, and the work position of toothbrush axle axial positioning board (17) is located between floodlight lamp (11) and first supporting seat (10) and on the extension line of toothbrush axle, location driving piece (19) are located one side relative with toothbrush axle axial positioning board (17) of first supporting seat (10), and location driving piece (19) are used for the roof pressure to place the one end of toothbrush axle (50) on first supporting seat (10) and push up its other end on toothbrush axle axial positioning board (17).
4. The apparatus for detecting a driving shaft of an electric toothbrush according to claim 1, wherein: the limiting part (13) is of a limiting groove structure.
5. The electric toothbrush drive shaft detecting device according to claim 1, characterized in that: the measuring ruler is a micrometer, and the end part of a micrometer screw (32) of the micrometer is used for being pressed, blocked and matched with the corresponding end of the toothbrush shaft (50).
6. The apparatus for detecting a driving shaft of an electric toothbrush according to claim 1, wherein: the toothbrush shaft jacking piece (34) is a pneumatic cylinder, and a telescopic rod of the pneumatic cylinder is used for jacking the toothbrush shaft (50).
7. The electric toothbrush drive shaft detecting device according to claim 1, characterized in that: the mounting platform (1) is further provided with defective toothbrush shaft storage pieces (6) and qualified toothbrush shaft storage pieces (7), and the control system controls the station switching mechanism (4) to place the qualified toothbrush shafts (50) and the defective toothbrush shafts (50) at the corresponding toothbrush shaft storage pieces respectively.
8. The electric toothbrush drive shaft detecting device according to claim 1, characterized in that: and a display electrically connected with the control system is also arranged on the mounting platform (1).
CN202011161138.1A 2020-10-27 2020-10-27 Electric toothbrush drive shaft detection device Active CN112427319B (en)

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CN113617685B (en) * 2021-07-17 2023-04-28 上海岩井精工结构件有限公司 Toothbrush shaft detection equipment

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