CN111855570A - Hub detection device and hub detection method - Google Patents
Hub detection device and hub detection method Download PDFInfo
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- CN111855570A CN111855570A CN202010520211.3A CN202010520211A CN111855570A CN 111855570 A CN111855570 A CN 111855570A CN 202010520211 A CN202010520211 A CN 202010520211A CN 111855570 A CN111855570 A CN 111855570A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
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Abstract
The invention provides a hub detection device and a hub detection method. The wheel hub detection device includes: a fixed mount; the supporting component is connected with the fixed frame; the rotating assemblies are arranged on the supporting part and form a ring array on the supporting part; the first detection cameras are respectively connected with the rotating assembly, are positioned below the supporting part and are used for shooting the wheel hub to be detected; and the rotary driving mechanism is arranged on the fixed frame, is connected with the rotary component and is used for driving the rotary component to rotate. Through form annular camera array structure on the supporting component to rotate through driving a plurality of cameras, with the surface to wheel hub detects comprehensively, improves detection efficiency, reduces the rate of missing examining.
Description
Technical Field
The present invention relates to the field of wheel hub detection technologies, and in particular, to a wheel hub detection apparatus and a wheel hub detection method.
Background
The hub is one of important components in a vehicle, casting, forging and the like are generally adopted in the hub manufacturing process according to the characteristics and requirements of different vehicle types, and the hub surface appearance treatment process can be roughly divided into two types of baking finish and electroplating. The manufacturing and appearance processing of the wheel hub are strictly subjected to quality detection, for example, the detection of defects on the outer surface of the wheel hub, namely the surface of the spoke, is essential.
In the related art, the defect detection of the outer surface of the hub is mainly completed by manpower observation or auxiliary detection is performed by a detection device.
However, the manual intervention detection mode increases labor cost, and the conventional detection device has low detection efficiency and high omission factor. The device that can carry out comprehensive detection to wheel hub surface defect is urgently needed to reduce the omission factor, improve detection efficiency.
Disclosure of Invention
In order to solve the above problems in the prior art, the present invention provides a hub detecting device and a hub detecting method. Wherein, wheel hub detection device includes: a fixed mount; the supporting component is connected with the fixed frame; the rotating assemblies are arranged on the supporting part and form a ring array on the supporting part; the first detection cameras are respectively connected with the rotating assembly, are positioned below the supporting part and are used for shooting the wheel hub to be detected; and the rotary driving mechanism is arranged on the fixed frame, is connected with the rotary component and is used for driving the rotary component to rotate.
In one embodiment, the rotating assembly comprises: the first detection camera is connected with the first gear through a first connecting arm; the rotary drive mechanism includes: the first connecting piece is connected with the fixed frame; the second gear is rotatably connected to the first connecting piece and is in transmission connection with the first gear; and the driving source is arranged on the fixing frame and used for driving the second gear to rotate.
In one embodiment, the rotating assembly further comprises: and the third gear is rotatably arranged on the supporting part and is meshed with the first gear and the second gear.
In one embodiment, the supporting member has a through hole, and the supporting member includes: a first support plate; the second supporting plate is connected with the first supporting plate and is positioned below the first supporting plate, and the through hole penetrates through the first supporting plate and the second supporting plate; the first gear is rotatably arranged between the first supporting plate and the second supporting plate; the second gear penetrates through the through hole and is meshed with the first gear.
In one embodiment, the supporting member has a through hole, and the supporting member includes: a first support plate; the second supporting plate is connected with the first supporting plate and is positioned below the first supporting plate, and the through hole penetrates through the first supporting plate and the second supporting plate; the first gear and the third gear are rotatably arranged between the first supporting plate and the second supporting plate; the second gear penetrates through the through hole and is meshed with the third gear.
In an embodiment, the hub detecting device further includes: and the second detection camera is positioned below the supporting part and is connected with the second gear through a second connecting arm.
In an embodiment, the hub detecting device further includes: and the first lifting mechanism is arranged on the fixed frame, is connected with the second connecting piece and is used for driving the second gear to lift.
In one embodiment, the rotary drive mechanism further comprises: the rotating shaft is rotationally connected with the first connecting piece, and the second gear is arranged on the rotating shaft; the fourth gear is fixedly connected with the rotating shaft and is positioned above the second gear; the driving source is connected with the fourth gear and drives the fourth gear to rotate.
In one embodiment, the driving source includes: the second connecting piece is arranged on the fixed frame; the driving motor is arranged on the second connecting piece; the driving wheel is arranged on an output shaft of the driving motor; the driven wheel is meshed with the driving wheel; and the fifth gear is connected with the driven wheel through a connecting shaft and is positioned below the driven wheel, and the fifth gear is meshed with the fourth gear.
In an embodiment, the hub detecting device further includes: and the one or more second lifting mechanisms are arranged on the fixed frame, are connected with the supporting component and are used for driving the supporting component to lift.
In an embodiment, the hub detecting device further includes: and the power device is connected with one of the second lifting mechanisms so as to drive the supporting component to lift.
In an embodiment, the hub detecting device further includes: and the identification camera is arranged on the fixed frame.
According to another aspect of the present disclosure, there is provided a hub detection method applied to the hub detection apparatus according to any of the above embodiments, wherein the hub detection method includes: identifying the type of a hub to be detected, and determining the hub type of the hub; adjusting the heights of a plurality of first detection cameras based on the identified hub type, wherein the first detection cameras are respectively connected with a rotating assembly in an annular array; the rotating assembly drives the first detection camera to rotate, and the wheel hub is detected.
In one embodiment, the rotating assembly drives the first detection camera to rotate, and the detecting the hub includes: a plurality of rotating assemblies are driven by the rotating driving mechanism to drive the first detection camera to rotate, and the hub is detected.
In an embodiment, the hub detecting device further includes a second detecting camera, and adjusting the heights of the plurality of first detecting cameras based on the identified hub type further includes: based on the identified hub category, the height of the second detection camera is adjusted.
In an embodiment, adjusting the height of the second inspection camera based on the identified hub category includes: and adjusting the height of a second detection camera while the first detection camera rotates, wherein the second detection camera is connected with the rotary driving mechanism.
In an embodiment, the hub detecting device further includes a plurality of second elevating mechanisms, and adjusting the heights of the plurality of first detecting cameras based on the identified hub type includes: the heights of the first detection cameras are adjusted through a second lifting mechanism.
In one embodiment, the rotation of the rotating assembly drives the first detection camera to rotate, and the detection of the hub includes: and rotating the rotating assembly by a first angle to determine that the detection on the hub is finished.
In one embodiment, after determining that the inspection of the hub is completed when the rotating assembly is rotated by the first angle, the hub inspection method further includes: and rotating the rotating assembly by a second angle, wherein the second angle is the same as the first angle in size and is opposite to the first angle in direction.
The utility model provides a wheel hub detection device forms annular camera array structure on the supporting component, rotates through driving a plurality of cameras to detect comprehensively wheel hub's surface, improve detection efficiency, reduce the missed-examination rate.
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The above and other objects, features and advantages of embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:
fig. 1 shows a schematic view of a structure of a hub detection device provided by an embodiment of the invention.
Fig. 2 is a schematic diagram illustrating a partial structure of a hub detecting device according to an embodiment of the present invention.
Fig. 3 shows a schematic view of a supporting component structure of the hub detecting device provided by the embodiment of the invention.
Fig. 4 is a schematic diagram illustrating another part of the structure of the hub detecting device provided by the embodiment of the invention.
Fig. 5 is a schematic diagram illustrating a driving source structure of the hub detecting device according to the embodiment of the present invention.
Fig. 6 shows a flow chart of a hub detection method according to an embodiment of the present invention.
In the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.
Detailed Description
The principles and spirit of the present invention will be described with reference to a number of exemplary embodiments. It is understood that these embodiments are given solely for the purpose of enabling those skilled in the art to better understand and to practice the invention, and are not intended to limit the scope of the invention in any way.
It should be noted that although the expressions "first", "second", etc. are used herein to describe different modules, steps, data, etc. of the embodiments of the present invention, the expressions "first", "second", etc. are merely used to distinguish between different modules, steps, data, etc. and do not indicate a particular order or degree of importance. Indeed, the terms "first," "second," and the like are fully interchangeable.
It should be noted that although expressions such as "front", "back", "left", "right", "top", "bottom", "outside", "inside" and the like are used herein to describe different directions or sides of embodiments of the invention, the expressions such as "front", "back", "left", "right", "top", "bottom", "outside", "inside" and the like are merely for distinguishing between different directions or sides, and do not denote a particular outside or inside. Indeed, the terms "front," "back," "left," "right," "top," "bottom," "outer," "inner," and the like may, in some instances, be used interchangeably at all.
The utility model provides a wheel hub detection device forms annular camera array structure on the supporting component, rotates through driving a plurality of cameras to detect wheel hub's surface comprehensively, improve detection efficiency, reduce the missed-examination rate. Wherein, the outer surface of the hub can be a spoke surface which is used for installing and connecting with an axle and has a supporting function on the rim. The hub detection device can detect defects on the surface of the spoke, wherein the defect types can include but are not limited to impurities, salient points, black points, cotton wool and shrinkage cavities on the surface of the spoke; pits, grinding marks, scratches and bruises; heterochromatic color, tool marks; paint collapse, paint flow, thin spraying, high brightness and color difference and the like. The specific structure of the hub detection device is as follows.
In fig. 1 to 5, for convenience of explanation, a part of the structure of the hub detecting device is omitted from fig. 1, and the omitted part is shown in fig. 2, 3, 4, and 5.
Please refer to fig. 1 to 5. The hub detecting device 100 includes a fixing frame 10, a supporting member 20, a plurality of rotating assemblies 30, a plurality of first detecting cameras 40, and a rotation driving mechanism 50.
As shown in fig. 2, the fastening frame 10 is used to fasten a unitary structure, and mainly plays a role of supporting and bearing. The fixing frame 10 comprises a column 11, and the column 11 can be directly fixed with the ground. The columns 11 can be arranged in four parallel to each other, wherein a distance is provided between every two columns 11, and the distance can be used for the hub to be detected to enter. For example, a conveying device (not shown) may be disposed at the bottom of the fixing frame 10 between the two columns 11 to convey the hub to be detected into the fixing frame 10 for detection in a pipeline environment. The holder 10 may further include a top plate 12 fixedly attached to the top of the four posts 11 to maintain the overall stability of the holder 10. Although four cylinders 11 are shown in fig. 1, the present disclosure is not limited thereto as long as the stability of the mount 10 can be maintained, the entire mechanism is supported, the entry of the hub to be tested into the mount 10 is not affected, and the number of cylinders 12 is not limited.
As shown in fig. 1 and 2, the support member 20 is coupled to the fixed frame 10 for supporting the rotating assembly 30. The four columns 11 of the holder 10 may be equally spaced around the support member 20. The support member 20 may have a disk shape, a rectangular shape, or the like.
As shown in fig. 3 and 4, a plurality of rotating assemblies 30 are provided to the support member 20, and form a circular array on the support member 20.
The plurality of first detecting cameras 40 are respectively connected with the rotating assembly 30 and located below the supporting plate 20 for photographing a hub to be detected. The plurality of first inspection cameras 40 form an annular array to increase the inspection area of the hub surface.
The rotation driving mechanism 50 is disposed on the fixing frame 10, connected to the rotating component 30, and configured to drive the rotating component 30 to rotate.
The plurality of rotating assemblies 30 on the supporting part 20 are driven to rotate by the rotating driving mechanism 50, so that the plurality of first detection cameras 40 are driven to rotate respectively, the detection area of the surface of the hub is enlarged, and the missing rate is reduced; the multiple first detection cameras 40 can complete the comprehensive detection of the surface of the hub only by rotating for one circle, so that the detection efficiency is improved; the detection process does not need manual intervention, and the labor cost is reduced.
In one embodiment, as shown in fig. 4, each of the rotating assemblies 30 includes a first gear 31 rotatably disposed on the support member 20, and the first gear 31 may be rotatably disposed on the support member 20 via a gear shaft. The first inspection camera 40 is connected with the first gear 31 by a first connection arm 41 so that the plurality of first inspection cameras 40 form a circular array. The first gears 31 may be provided in 8 numbers, evenly arranged circumferentially on the support member 20 to form an annular array. Although 8 first gears 31 are illustrated in fig. 4, the present disclosure is not limited thereto, for example, the first gears 31 may be provided in 3, 4, 6 or more, the number of the first gears 31 and the diameter of the first gears 31 are not limited, and only the first gears 31 are not interfered with, and the size of the hub surface area to be detected can be adjusted accordingly.
As shown in fig. 1, 2, 4, and 5, the rotation drive mechanism 50 includes a first link 51, a second gear 52, and a drive source 53. The first connecting member 51 is connected to the fixing frame 10 for supporting the second gear 52. The second gear 52 is rotatably connected to the first connecting member 51, and the second gear 52 is in transmission connection with the plurality of first gears 31. The driving source 53 is disposed on the fixing frame 10 for driving the second gear 52 to rotate.
Drive second gear 52 through driving source 53 and rotate, drive a plurality of first gears 31 and rotate to drive a plurality of first detection cameras 40 and rotate, with a plurality of positions on the hub surface carry out comprehensive synchronous detection, greatly increased detection area, improved detection efficiency, reduced the rate of missing examining. In an embodiment, the first gear 31 and the second gear 52 may be friction wheels, and the plurality of detection cameras 40 are driven to rotate through a friction transmission manner, so as to achieve comprehensive synchronous detection of a plurality of positions on the surface of the hub.
In an embodiment, the second gear 52 and the plurality of first gears 31 may be directly engaged with each other, and the second gear 52 directly drives the first gears 31 to rotate, so as to drive the plurality of first detection cameras 40 to rotate, so as to perform comprehensive synchronous detection on a plurality of positions on the surface of the hub.
In some embodiments, as shown in fig. 3 and 4, the rotating assembly 30 further includes a plurality of third gears 32, and the plurality of third gears 32 are rotatably disposed on the supporting member 20 and respectively engaged with the first gear 31 and the second gear 52. The third gears 32 may be provided in 8 corresponding to the first gears 31 and evenly arranged on the circumference of the support member 20 to form an annular array, but the present disclosure is not limited thereto, for example, the third gears 32 may be provided in 3, 4, 6 or more corresponding to the first gears, and the number of the third gears 32 is not limited. The diameter of the third gear 32 may be smaller than the diameters of the first gear 31 and the second gear 52.
The driving source 53 drives the second gear 52 to rotate, and the plurality of third gears 32 drive the plurality of first gears 31 to rotate, so that the rotation direction of the first gears 31 is corrected, the plurality of first detection cameras 40 synchronously rotate along the same frequency and the same direction, and the interference between the plurality of first detection cameras 40 is avoided. In an embodiment, the first gear 31, the second gear 52, and the third gear 32 may be friction wheels.
In some embodiments, as shown in fig. 3 and 4, the support member 20 is provided with a through hole 23, and the support member 20 includes a first support plate 21 and a second support plate 22 connected to the first support plate 21, the second support plate 22 being positioned below the first support plate 21, wherein the through hole 23 penetrates through the first support plate 21 and the second support plate 22. The plurality of first gears 31 and the plurality of third gears 32 are rotatably disposed between the first support plate 21 and the second support plate 22. The first gear 31 and the third gear 32 may be rotatably disposed on the lower surface of the first support plate 21 through gear shafts (not shown), respectively, or the first gear 31 and the third gear 32 are disposed between the first support plate 21 and the second support plate 22 through a fixing shaft, and the first gear 31 and the third gear 32 are rotatably disposed on the fixing shaft through bearings.
A plurality of through holes are provided in an annular array at positions on the second support plate 22 corresponding to the first gear 31, and one end of the first connection arm 41 is connected to the bottom surface of the first gear 31 through the through holes and the other end is connected to the first detection camera 40. The through hole is used for avoiding the rotating track of the first connecting arm 41 rotating along with the first gear 31 so as to avoid the interference of the second supporting plate 22 and the first connecting arm 41 and the influence on the detection. A part of the third gear 32 is exposed to the through hole, so that the second gear 52 can be inserted into the through hole 23 to mesh with the third gear 32.
By arranging the first gear 31 and the second gear 32 between the first supporting plate 21 and the second supporting plate 22, the first gear 31 and the second gear 32 can be effectively protected, the first gear 31 and the third gear 32 are prevented from being exposed to the outside and entering dust and sundries, and the service life of the wheel hub detecting device 100 is prolonged.
In one embodiment, the first gear 31, the third gear 32 and the second gear 52 can be rotatably disposed above the supporting member 20, and the through hole 23 does not need to be formed in the supporting member 20. As described below, the support member 20 may include a support plate and a plurality of gear holders (not shown) disposed on the support plate in an annular array for supporting the first gear 31 and the third gear 32. A plurality of gear holders may be fixed to an upper surface of the support plate, and a plurality of first gears 31 and third gears 32 may be rotatably provided to the gear holders through gear shafts, respectively, and positioned above the support plate. A plurality of through holes are formed in the support plate at positions corresponding to the first gear 31 so that the first connecting arm 41 can pass through and avoid the rotating track of the first connecting arm 41, one end of the first connecting arm 41 passes through the through holes to be connected with the lower surface of the first gear 31, and the other end of the first connecting arm is connected with the first detection camera 40. The second gear 52 is in mesh with a plurality of third gears 32. The driving source 53 drives the third gear 52 to rotate, so as to drive the first gear 31 to rotate, thereby driving the plurality of first detection cameras 40 to rotate, so as to perform comprehensive synchronous detection on a plurality of positions on the surface of the hub.
In an embodiment, the wheel hub detecting device 100 further comprises a second detecting camera (not shown) located below the supporting member 20, and the second detecting camera is connected with the second gear 52 through a second connecting arm (not shown). The second detection camera is used for detecting the wheel hub surface, namely the depressed area in the middle of the spoke, and the wheel hub surface can be detected more comprehensively by matching with the plurality of first detection cameras 40, so that the missing detection rate is reduced.
In an embodiment, the wheel hub detecting device 100 further includes a first lifting mechanism 60, and the first lifting mechanism 60 is disposed on the fixing frame 10, connected to the first connecting member 51, and configured to drive the second gear 52 to lift. When a hub to be detected enters the fixing frame 10, the first lifting mechanism 60 drives the second gear 52 to lift according to the thickness of different types of hubs, so as to adjust the height of a second detection camera connected with the second gear 52, or when the first detection camera 40 detects the outer surface of the hub, the first lifting mechanism 60 controls the second detection camera to lift, and when the second detection camera 52, the third gear 32 and the first gear 31 are matched in height and keep a meshed state, the second gear 52 can also have the same radius as the first gear 31, so that the first detection camera 40 and the second detection camera can keep the same rotating speed, synchronous detection is realized, and the adaptability of hub detection is improved. The first elevating mechanism 60 may be a screw nut pair or an elevating cylinder provided on the fixing frame 10.
In one embodiment, as shown in fig. 2, 4 and 5, the rotary drive mechanism 50 further includes a rotary shaft 54 and a fourth gear 55. The rotating shaft 54 is rotatably connected to the first connecting member 51 (shown in fig. 2), the second gear 52 is disposed below the rotating shaft 54, the fourth gear 55 is fixedly disposed on the rotating shaft 54 and located above the second gear 52, and the driving source 53 is connected to the fourth gear 55 for driving the fourth gear 55 to rotate.
As shown in fig. 5, the driving source 53 includes a second link 56, a driving motor 57, a driving pulley 58, a driven pulley 59, and a fifth gear 510. The second connecting member 56 is disposed on the fixing frame 10 for supporting the driving motor 57. The driving motor 57 is disposed on the second connecting member 56 for driving the driving wheel 58 to rotate, the driving wheel 58 is disposed on an output shaft of the driving motor 57, and the driven wheel 59 is engaged with the driving wheel 58. The fifth gear 510 is connected to the driven wheel 59 via a connecting shaft 511 and is located below the driven wheel 59, and the fifth gear 510 is meshed with the fourth gear 55. The driving wheel 58 may be a bevel gear, or the driven wheel 59 may be a bevel gear, or both the driving wheel 58 and the driven wheel 59 may be bevel gears, to change the transmission direction.
The driving wheel 58 is driven by the driving motor 57 to rotate, the driven wheel 59 is driven to rotate, the fifth gear 510 is driven to rotate, the fourth gear 55 is driven to rotate, the rotating shaft 54 and the second teeth 52 are driven to rotate, the plurality of third gears 32 and the plurality of first gears 31 are driven to rotate, the plurality of first detection cameras 40 are driven to rotate to detect the outer surface of the hub, and meanwhile the second camera 70 is driven to rotate to detect the middle concave area of the surface of the hub. A plurality of first detection cameras and second detection cameras are convenient to control through one driving motor 57 to carry out synchronous detection, detection efficiency is improved, and installation and maintenance are convenient.
In this state, the first lifting mechanism 60 can be controlled to lift and lower simultaneously to drive the first connecting member 51 to lift and lower, so as to lift and lower the second gear 52 and drive the second detection camera 70 to lift and lower, at this time, the thickness of the second gear 52 and the thickness of the fourth gear 55 need to be increased, so that the second gear 52 is always meshed with the third gear 32, and the fourth gear 55 is always meshed with the fifth gear 510, thereby realizing synchronous rotation detection of the hub surface and the concave area by the first detection camera 40 and the second detection camera 70 and adjustment of the lifting and lowering of the second detection camera 70, improving the comprehensive detection capability of the hub and the adaptability of the hub, greatly improving the detection efficiency, and reducing the omission ratio.
In one embodiment, as shown in fig. 1, the hub detecting device 100 further includes one or more second elevating mechanisms 80. One or more second lifting mechanisms 80 are disposed on the fixing frame 10, connected to the supporting member 20, and used for driving the supporting member 20 to lift. When a wheel hub to be detected enters the fixing frame 10, the height of the supporting part 20 can be adjusted through one or more second lifting mechanisms 80 according to the type of the wheel hub, so that the detection distance of the plurality of first detection cameras 40 relative to the outer surface of the wheel hub can be adjusted, the wheel hub can be accurately detected, and the requirements of detection of wheel hubs of different types can be met. In one example, the hub detecting device 100 further includes a power device, the power device is connected to one of the second lifting mechanisms 80 to drive the supporting member 20 to lift, and the other lifting mechanisms are driven to ensure that the supporting member 20 lifts stably and is convenient to control. The power means may be an electric motor. For example: in fig. 1, the second lifting mechanisms 80 are shown as four, and can be respectively disposed on the four columns 11 of the fixing frame 10, wherein one power device can be used to drive one second lifting mechanism 80 to lift the supporting member 20, and the other three lifting mechanisms 80 are driven to assist the supporting member 20 to stably lift, but the disclosure is not limited thereto, and the supporting member 20 can also be driven to lift synchronously by driving the second lifting mechanisms 80 to lift through a plurality of power devices. The second lifting mechanism 80 may be a screw nut pair or a lifting cylinder.
In an embodiment, the hub detecting apparatus 100 further includes a recognition camera 90 disposed on the fixing frame 10, and the recognition camera 90 may be disposed on the top of the fixing frame 10, connected to a control unit (not shown), and used for recognizing different types of hubs to automatically adjust the lifting of the first lifting mechanism 60 and the second lifting mechanism 80 according to the types of the hubs. The control unit is also used for controlling the rotary driving mechanism 50 to control the rotation speed and the rotation direction of the driving motor 57, and adjusting the rotation speed and the rotation direction of the first detection camera 40 and the second detection camera 70, so that the targeted detection can be performed according to different types of hubs.
The overall detection process of the hub detection device in the embodiment of the present disclosure may be: the identification camera 90 identifies the type of the hub about to enter the hub detecting device 100, and according to the identified type of the hub, the first lifting mechanism 60 and the third lifting mechanism 80 adjust the heights of the first detecting camera 40 and the second detecting camera 70 to obtain the optimal shooting distance of the hub, and then the driving motor 57 is started to drive the whole detecting camera to rotate so as to comprehensively detect the hub.
According to another aspect of the present disclosure, as shown in fig. 6, there is provided a hub testing method 200 applied to the hub testing device 100 of any of the above embodiments, wherein the hub testing method 200 includes steps S11, S12 and S13:
In S11, performing type identification on the hub to be detected, and determining the hub type of the hub;
the recognition camera 90 located at the top of the fixed frame 10 performs the kind recognition of the hub entering the area to be detected to determine the hub kind of the hub.
Adjusting heights of the plurality of first inspection cameras 40 based on the identified hub type, wherein the plurality of first inspection cameras 40 are respectively connected to the rotating assemblies 30 in the annular array, in S12;
the plurality of rotating assemblies 30 are installed on the supporting part 20 in an annular array, a plurality of second lifting mechanisms 80 are arranged on the fixing frame 10, one second lifting mechanism 80 is driven by a motor to drive the supporting part 20 to lift, and the rest second lifting mechanisms 80 are driven to assist the supporting part to stably lift, so that the plurality of rotating assemblies 30 are driven to lift, and the plurality of first detection cameras 40 are located at the proper shooting positions of the hubs. The motor drives one lifting mechanism to drive the supporting part 20 to lift, and the other second lifting mechanisms 80 are driven to assist the supporting part to stably lift, so that the motor is convenient to control.
In S13, the first detection camera 40 is rotated based on the rotation of the rotating assembly 30, and the hub is detected.
The plurality of rotating assemblies 30 are driven to rotate by a rotating driving mechanism 50 arranged on the fixed frame 10 so as to drive the first detection camera 40 to rotate, and the wheel hub is detected. Wherein, when rotating assembly 40 rotated first angle, the definite wheel hub that detects was accomplished, and first angle is 360 degrees, and rotating assembly 40 rotates the round promptly, rotates the round through rotating assembly 40, drives a plurality of first detection cameras 40 that are annular array and rotates a round and can accomplish the comprehensive detection to the wheel hub surface, accomplishes and shoots the sampling process, and detection efficiency promotes by a wide margin.
In an embodiment, the hub detecting device 100 further includes a second detecting camera, and S11 further includes: adjusting a height of the second inspection camera based on the identified hub category.
The second detection camera is connected with the rotary driving mechanism 50, the rotary driving mechanism drives the second detection camera to rotate, the sunken area in the middle of the surface of the hub is detected, and comprehensive detection of the hub is further improved. In one example, the height of the second detection camera may be adjusted while the first detection camera 40 rotates, the first lifting mechanism 60 disposed on the fixing frame 10 drives the rotating mechanism to lift, and while the rotating mechanism is lifted, the second gear 52, the third gear 32 and the first gear 31 are matched in height to maintain a meshed state, and the radius of the second gear 52 may be the same as that of the first gear 31, so that the first detection camera 40 and the second detection camera can maintain the same rotating speed.
In one embodiment, after determining that the hub test is completed while rotating the rotating assembly 30 by the first angle, the hub testing method further includes rotating the rotating assembly 30 by a second angle that is the same size and opposite direction as the first angle.
After the hub detection device 100 completes the detection of the hub, the hub leaves the detection area, at this time, the rotation driving mechanism 50 drives the rotation assembly 30 to rotate 360 degrees in the opposite direction, i.e., rotate one circle in the opposite direction, and all the cameras, i.e., the first detection cameras 40 and the second detection cameras rotate one circle, so as to avoid the continuous rotation of the winding wire in the same direction, and then, the next hub to be detected is about to enter the detection area.
The foregoing description of the implementation of the invention has been presented for purposes of illustration and description. It is not intended to be exhaustive or to limit the invention to the precise form disclosed, and modifications and variations are possible in light of the above teachings or may be acquired from practice of the invention. The embodiments were chosen and described in order to explain the principles of the invention and its practical application to enable one skilled in the art to utilize the invention in various embodiments and with various modifications as are suited to the particular use contemplated.
Claims (19)
1. A hub testing apparatus, wherein the hub testing apparatus comprises:
a fixed mount;
the supporting component is connected to the fixed frame;
a plurality of rotating assemblies disposed on the support member and forming an annular array thereon;
the first detection cameras are respectively connected with the rotating assembly, are positioned below the supporting component and are used for shooting a hub to be detected; and
and the rotary driving mechanism is arranged on the fixed frame, is connected with the rotary component and is used for driving the rotary component to rotate.
2. The hub testing device of claim 1,
the rotating assembly includes:
the first gear is rotatably arranged on the supporting part, and the first detection camera is connected with the first gear through a first connecting arm;
the rotary drive mechanism includes:
the first connecting piece is connected with the fixed frame;
the second gear is rotatably connected to the first connecting piece and is in transmission connection with the first gear;
And the driving source is arranged on the fixed frame and is used for driving the second gear to rotate.
3. The hub testing device of claim 2,
the rotating assembly further comprises:
and the third gear is rotatably arranged on the supporting part and is meshed with the first gear and the second gear.
4. The hub testing device of claim 2,
the supporting component is provided with a through hole, and the supporting component comprises:
a first support plate;
the second supporting plate is connected with the first supporting plate and is positioned below the first supporting plate, and the through hole penetrates through the first supporting plate and the second supporting plate;
the first gear is rotatably arranged between the first supporting plate and the second supporting plate;
the second gear penetrates through the through hole and is meshed with the first gear.
5. The hub testing device of claim 3,
the supporting component is provided with a through hole, and the supporting component comprises:
a first support plate;
the second supporting plate is connected with the first supporting plate and is positioned below the first supporting plate, and the through hole penetrates through the first supporting plate and the second supporting plate;
The first gear and the third gear are rotatably arranged between the first supporting plate and the second supporting plate;
the second gear penetrates through the through hole and is meshed with the third gear.
6. The hub testing device of any of claims 2-5, further comprising:
and the second detection camera is positioned below the supporting part and is connected with the second gear through a second connecting arm.
7. The hub testing device of any of claims 2-5, further comprising:
and the first lifting mechanism is arranged on the fixed frame, is connected with the first connecting piece and is used for driving the second gear to lift.
8. The hub detecting device according to any one of claims 2-5,
the rotary drive mechanism further includes:
the rotating shaft is rotationally connected with the first connecting piece, and the second gear is arranged on the rotating shaft;
the fourth gear is fixedly connected with the rotating shaft and is positioned above the second gear;
The driving source is connected with the fourth gear and drives the fourth gear to rotate.
9. The hub testing device of claim 8,
the drive source includes:
the second connecting piece is arranged on the fixed frame;
the driving motor is arranged on the second connecting piece;
the driving wheel is arranged on an output shaft of the driving motor;
the driven wheel is meshed with the driving wheel;
and the fifth gear is connected with the driven wheel through a connecting shaft and is positioned below the driven wheel, and the fifth gear is meshed with the fourth gear.
10. The hub testing device of any of claims 2-5, further comprising:
one or more second lifting mechanisms are arranged on the fixed frame, are connected with the supporting component and are used for driving the supporting component to lift.
11. The hub testing device of claim 10, further comprising:
and the power device is connected with one of the second lifting mechanisms to drive the supporting component to lift.
12. The hub testing device of any of claims 2-5, further comprising:
and the identification camera is arranged on the fixed frame.
13. A hub testing method applied to the hub testing device according to any one of claims 1 to 12, wherein the hub testing method comprises:
identifying the type of a hub to be detected, and determining the hub type of the hub;
adjusting the heights of a plurality of first detection cameras based on the identified hub type, wherein the first detection cameras are respectively connected with a rotating assembly in an annular array;
the rotating assembly drives the first detection camera to rotate, and the wheel hub is detected.
14. The hub detection method according to claim 13, wherein the rotating assembly drives the first detection camera to rotate, and the detection of the hub comprises:
the rotating assembly is driven to drive the first detection camera to rotate through the rotating driving mechanism, and the wheel hub is detected.
15. The hub detecting method according to claim 14, wherein the hub detecting device further includes a second detecting camera,
The adjusting the height of the plurality of first inspection cameras based on the identified hub category further comprises:
adjusting a height of the second inspection camera based on the identified hub category.
16. The hub testing method according to claim 15,
based on the identified hub class, adjusting the height of the second detection camera comprises:
and adjusting the height of the second detection camera while the first detection camera rotates, wherein the second detection camera is connected with the rotary driving mechanism.
17. The hub detecting method according to claim 13, wherein the hub detecting device further includes a plurality of second elevating mechanisms,
based on the identified hub category, adjusting a height of a plurality of first inspection cameras comprises:
and adjusting the heights of the plurality of first detection cameras through one second lifting mechanism.
18. The hub testing method according to any one of claims 13-17,
through rotating assembly rotates and drives first detection camera rotates, detects including to the hub:
and rotating the rotating assembly by a first angle to determine that the detection on the hub is finished.
19. The hub testing method according to claim 18,
after the rotating assembly is rotated by a first angle and detection on the hub is determined to be completed,
the hub detection method further comprises the following steps:
and rotating the rotating assembly by a second angle, wherein the second angle is the same as the first angle in size and opposite to the first angle in direction.
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