CN202814334U - Bearing ring vehicle process leak process procedure detection device - Google Patents
Bearing ring vehicle process leak process procedure detection device Download PDFInfo
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- CN202814334U CN202814334U CN 201220289901 CN201220289901U CN202814334U CN 202814334 U CN202814334 U CN 202814334U CN 201220289901 CN201220289901 CN 201220289901 CN 201220289901 U CN201220289901 U CN 201220289901U CN 202814334 U CN202814334 U CN 202814334U
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- video camera
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- bearing ring
- measured bearing
- bearing lasso
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Abstract
A bearing ring vehicle process leak process procedure detection device comprises an image acquisition module for acquiring the image information of a bearing ring to be detected after an image acquisition signal is received, and transmitting the image to a central processing module on the real time; a position detection module used for detecting the position of the detected bearing ring, and transmitting the position information to the central processing module on the real time; a motion control module used for driving the detected bearing ring after the motion signal from the central processing module is received, so as to accurately position and sort the bearing ring; the central processing module used for receiving the image information of the detected bearing ring and processing the image information on the real time, receiving the position information of the detected bearing ring from the position detection module and processing the position information on the real time, and transmitting the motion information to the motion control module. The device can replace the manual visual detection way to detect the process leak process procedures of various types of bearing ring vehicles, avoid leak detection due to visual fatigue or the like, and improve the detection efficiency and reliability.
Description
Technical field
The utility model relates to a kind of pick-up unit of bearing ring, especially relates to the pick-up unit that operation is leaked in a kind of bearing ring Vehicle Processing.
Background technology
Known, bearing ring comprises outer collar and inside race, and lasso is generally wanted turning raceway groove, fillet and seal groove in the mill first being processed.Lasso generally is to produce in enormous quantities, because can there be the leakage operation in a variety of causes, may cause the use that damages or affect bearing to other process equipments when existing the lasso that leaks operation to flow to subsequent handling during turning.The normal artificial visually examine of employing checks whether the lasso that leaks operation is arranged in producing at present, this method has its intrinsic shortcoming: the small volume of bearing ring, production lot is large, and range estimation tends to because supervisory personnel's visual fatigue, work inertia even sense of responsibility etc. cause undetected and false retrieval.
Published Patents is found in retrieval through technology: Chinese patent, application number is that 201010531206.9 patent of invention discloses " bearing ring leak working procedure detection machine ", this detection machine comprises charging raceway, stock chest, pusher, detection external mold, testing agency, detection internal mold, discharging raceway, rejecting mechanism etc., by testing agency's driving bearing ring to be detected is pressed on the detection external mold and detects in the internal mold problem that whether exists leakage to process to detect bearing ring.
By analyzing the disclosed technical scheme of above-mentioned patent as can be known: application number be 201010531206.9 patent of invention according to the automatic die assembly principle design, bearing ring if there is no leaks operation, will with detect external mold, detect internal mold and fit tightly; Leak operation if exist, will can't fit tightly with detection external mold, detection internal mold, thus the detection of realization bearing ring leak working procedure.This patent of invention does not relate to the detection that the bearing ring seal groove leaks processing, and the bearing ring fillet is small-sized, so the method is very high to the positioning accuracy request of bearing ring.The raceway groove of different model bearing ring is often different with the fillet size, and some need to process seal groove, and some does not then have, if change the model of processed bearing ring, physical construction is adjusted loaded down with trivial details, and versatility is poor.
The utility model content
The purpose of this utility model is the deficiency for solving the problems of the technologies described above, provide a kind of bearing ring Vehicle Processing that integrates image acquisition, processing, demonstration and field control to leak the operation pick-up unit, can detect bearing ring and whether have the leakage operation, replace artificial visually examine's method commonly used at present, improve detecting reliability.
The technical scheme that the utility model adopts is: the operation pick-up unit is leaked in a kind of bearing ring Vehicle Processing, and this pick-up unit is comprised of image capture module, position detecting module, motion-control module and central processing module;
Described image capture module is by transmitted light source, reflection source a, reflection source b, video camera a, video camera b, video camera c and image acquisition units form, described transmitted light source is installed perpendicular to a side of measured bearing lasso, provide illumination for detecting the bearing ring excircle part, reflection source a and reflection source b tilt to be installed on respectively the both sides of measured bearing lasso, partly provide illumination for detecting the bearing ring inner circle, described video camera a, video camera b and video camera c will collect the image information at each position of measured bearing lasso by data line input picture collecting unit, and the output signal of described image acquisition units inputs to the CPU (central processing unit) of central processing module;
Described position detecting module is comprised of approach switch, and the signal output part of approach switch inputs to central processing module, described approach switch for detection of the measured bearing lasso whether in the camera site of video camera a, video camera b and video camera c;
Described motion-control module is mainly by feed channel, discharging channel, positioning cylinder, the end location-plate, the side location-plate, the charging cylinder, the charging baffle plate, the sorting cylinder, sorting cylinder stationary shaft, sorting cylinder Connection Block, blanking base plate and blanking base plate coupling shaft form, wherein said positioning cylinder, end location-plate and side location-plate are used for accurately locating the measured bearing lasso to video camera a, the camera site of video camera b and video camera c, described charging cylinder and charging baffle plate are used for bearing ring to be checked and measured bearing lasso are separated, described sorting cylinder drives the action of blanking base plate after being used for receiving the detection abnormal signal of central processing module, and the measured bearing lasso sorting of missing operation is opened;
Described central processing module is comprised of CPU (central processing unit) and communication unit, described CPU (central processing unit) is by corresponding interface connecting communication unit, wherein said CPU (central processing unit) is connected with the corresponding interface of image acquisition units by data line, be used for receiving picture signal and processing, the signal output part of position detecting module inputs to CPU (central processing unit) by communication unit, the position signalling that is used for real-time monitored measured bearing lasso, the signal output part of communication unit inputs to motion-control module, be used for transmitting the control signal of CPU (central processing unit), each cylinder of actuation movement control module.
Described video camera c is vertically mounted on the top of measured bearing lasso, with the tangent plane of measured bearing lasso and transmitted light source point-blank, the height-adjustable of described video camera c; Described video camera a tilts to be installed in a side of measured bearing lasso, and the reflection source b that is installed in measured bearing lasso opposite side by inclination provides illumination; Described video camera b tilts to be installed in the opposite side of measured bearing lasso, and the reflection source a that is installed in measured bearing lasso one side by inclination provides illumination, the angle of inclination of described video camera a and video camera b and highly all can independently adjusting.
Described discharging channel and feed channel are inclined plane, are provided with step between feed channel and the discharging channel, guarantee the location of measured bearing lasso.
The beneficial effects of the utility model are:
One, the utility model are comprised of image capture module, position detecting module, motion-control module and central processing module, and by the position relationship between the modules accurately is set, make it have the function that integrates image acquisition, processing, demonstration and field control, can detect bearing ring and whether have the leakage operation, replace artificial visually examine's method commonly used at present, improve detecting reliability.
Two, the utility model utilizes contactless detection method to replace artificial visually examine's method commonly used at present, improves detecting reliability, has improved simultaneously the versatility of pick-up unit, the needs that adaptation different model, different structure bearing ring leak working procedure detect.Secondly, another technical matters to be solved in the utility model is to improve the versatility of pick-up unit, adapts to the needs that different model, different structure bearing ring leak working procedure detect.
Description of drawings
Fig. 1 is fundamental diagram of the present utility model.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is the detection method process flow diagram that the utility model provides.
Fig. 4 is that the utility model judges whether measured bearing lasso cylindrical leaks the process flow diagram of operation.
Fig. 5 is that the utility model judges whether measured bearing lasso inner circle leaks the process flow diagram of operation.
Reference numeral: 1, discharging channel, 2, approach switch, 3, reflection source a, 4, video camera a, 5, the measured bearing lasso, 6, reflection source b, 7, transmitted light source, 8, video camera c, 9, video camera b, 10, image acquisition units, 11, CPU (central processing unit), 12, communication unit, 13, sorting cylinder stationary shaft, 14, sorting cylinder Connection Block, 15, the sorting cylinder, 16, positioning cylinder, 17, the blanking base plate, 18, blanking base plate coupling shaft, 19, the side location-plate, 20, the end location-plate, 21, light-passing board, 22, the charging baffle plate, 23, bearing ring to be checked, 24, the charging cylinder, 25, feed channel.
Embodiment
Can explain in more detail that with the following examples the utility model, the utility model are not limited to the array mode of following embodiment in conjunction with the drawings.
As shown in the figure, the operation pick-up unit is leaked in a kind of bearing ring Vehicle Processing, and this pick-up unit is comprised of image capture module, position detecting module, motion-control module and central processing module;
Described image capture module is by transmitted light source 7, reflection source a3, reflection source b6, video camera a4, video camera b9, video camera c8 and image acquisition units 10 form, described transmitted light source 7 is installed perpendicular to a side of measured bearing lasso 5, transmitted light source 7 and light-passing board 21 are installed in the below in material road 1 simultaneously, the effect of light-passing board 21 is protection transmitted light sources 7, transmitted light source 7 provides illumination by light-passing board 21 for detecting the bearing ring excircle part, reflection source a3 and reflection source b6 tilt to be installed on respectively the both sides of measured bearing lasso 5, partly provide illumination for detecting the bearing ring inner circle, described video camera c8 is vertically mounted on the top of measured bearing lasso 5, with the tangent plane of measured bearing lasso 5 and transmitted light source 7 point-blank, the height-adjustable of described video camera c8; Described video camera a4 tilts to be installed in a side of measured bearing lasso 5, and the reflection source b6 that is installed in measured bearing lasso 5 opposite sides by inclination provides illumination; Described video camera b9 tilts to be installed in the opposite side of measured bearing lasso 5, and the reflection source a3 that is installed in measured bearing lasso 5 one sides by inclination provides illumination, the angle of inclination of described video camera a4 and video camera b9 and highly all can independently adjusting.Described video camera a4, video camera b9 and video camera c8 will collect the image information at measured bearing lasso 5 each position by data line input picture collecting unit 10, and the output signal of described image acquisition units 10 inputs to the CPU (central processing unit) 11 of central processing module;
Described position detecting module is comprised of approach switch 2, and the signal output part of approach switch 2 inputs to central processing module, described approach switch 2 for detection of measured bearing lasso 5 whether in the camera site of video camera a4, video camera b9 and video camera c8;
Described motion-control module mainly is comprised of feed channel 25, discharging channel 1, positioning cylinder 16, end location-plate 20, side location-plate 19, charging cylinder 24, charging baffle plate 22, sorting cylinder 15, sorting cylinder stationary shaft 13, sorting cylinder Connection Block 14, blanking base plate 17 and blanking base plate coupling shaft 18, described discharging channel 1 and feed channel 25 are inclined plane, measured bearing lasso 5 and bearing ring to be checked 23 roll downwards by gravity at discharging channel 1 and feed channel 25, be provided with step between feed channel 25 and the discharging channel 1, guarantee the location of measured bearing lasso 5.Wherein said positioning cylinder 16, end location-plate 20 and side location-plate 19 are used for the accurately camera site of location measured bearing lasso 5 to video camera a4, video camera b9 and video camera c8, described charging cylinder 24 and charging baffle plate 22 are used for bearing ring 23 to be checked and measured bearing lasso 5 are separated, described sorting cylinder 15 drives 17 actions of blanking base plate after being used for receiving the detection abnormal signal of central processing module, and measured bearing lasso 5 sortings of missing operation are opened;
Described central processing module is comprised of CPU (central processing unit) 11 and communication unit 12, described CPU (central processing unit) 11 is by corresponding interface connecting communication unit 12, wherein said CPU (central processing unit) 11 is connected by the corresponding interface of data line with image acquisition units 10, be used for receiving picture signal and processing, the signal output part of position detecting module inputs to CPU (central processing unit) 11 by communication unit 12, the position signalling that is used for real-time monitored measured bearing lasso 5, the signal output part of communication unit 12 inputs to motion-control module, be used for transmitting the control signal of CPU (central processing unit) 11, this control signal is used for each cylinder of actuation movement control module.
As shown in Figure 3, during the utility model work, positioning cylinder 16 drives upwards action of end location-plate 20, measured bearing lasso 5 relies on gravity to roll from feed channel 25 downwards, move to when taking station, utilize the step location between end location-plate 20, side location-plate 19 and feed channel 25 and the discharging channel 1, after approach switch 2 is sensed unit under test and put in place, by communication unit 12 information of putting in place is sent to CPU (central processing unit) 11, starts the video camera photographic images; Video camera c8 takes pictures to the cylindrical of measured bearing lasso 5 by the illumination that transmitted light source 7 provides afterwards; The illumination that video camera a4 provides by reflection source b6, the illumination that video camera b9 provides by reflection source a3 is taken pictures to the inner circle of measured bearing lasso 5 from two sides respectively; The image that video camera c8, video camera a4 and video camera b9 take is sent to CPU (central processing unit) 11 through image acquisition units 10, CPU (central processing unit) 11 is processed image according to the program that weaves, and judges whether the cylindrical of measured bearing lasso 5 or inner circle leak turning raceway groove, fillet or seal groove; Before the photographic images, charging cylinder 24 drives upwards action of charging baffle plate 22, and bearing ring 23 to be checked is positioned.After detection was finished, positioning cylinder 16 drove end location-plate 20 action downwards, if measured bearing lasso 5 does not leak operation, sorting cylinder 15 is failure to actuate, and measured bearing lasso 5 is rolled into next station along discharging channel 1; If measured bearing lasso 5 leaks operation, the piston rod of sorting cylinder 15 is retracted, and swings around sorting cylinder stationary shaft 13, driving blanking base plate 17 swings around blanking base plate coupling shaft 18, discharging channel 1 is opened, and measured bearing lasso 5 drops out discharging channel 1 and enters the substandard product collecting region, realizes sorting.
After the image information of described measured bearing lasso 5 was sent to CPU (central processing unit) 11, CPU (central processing unit) 11 was at first carried out medium filtering and the binaryzation operation in early stage to the image of measured bearing lasso 5.
As shown in Figure 4, CPU (central processing unit) 11 receives the image that video camera c8 transmits, and can judge according to following steps whether the cylindrical of measured bearing lasso 5 exists the situation of leaking operation;
Judge whether turning raceway groove of cylindrical, calculate the ratio of cylindrical raceway groove position black picture element and white pixel number
, when
Greater than the threshold value of setting
The time, the expression raceway groove is undressed; Threshold value wherein
Determine as follows: add up respectively before the turning of cylindrical raceway groove and the ratio of relevant position black picture element and white pixel number after the turning, and with its arithmetic mean as threshold value
If cylindrical is designed with seal groove, calculate the ratio of cylindrical seal groove position black picture element and white pixel number
, when
Greater than the threshold value of setting
The time, the expression seal groove is undressed; Threshold value wherein
Determine as follows: add up respectively before the turning of cylindrical seal groove and the ratio of relevant position black picture element and white pixel number after the turning, and with its arithmetic mean as threshold value
If cylindrical is designed with fillet, get a continuous 2-5 pixel at the place, separatrix of relevant position black picture element and white pixel, the slope of straight line repeats this step, until the point that the place, separatrix has has all participated in computing behind the calculating linear fit.If the slope variation of all straight lines is continuous, the fillet that represented turning; If there is sudden change in the slope variation of straight line, the expression fillet is undressed.
As shown in Figure 5, CPU (central processing unit) 11 receives the image of video camera a4 and video camera b9 transmission, can judge according to following steps whether the inner circle of measured bearing lasso 5 exists the situation of leaking operation;
Judging whether turning raceway groove of inner circle, when raceway groove is undressed, is straight line along the axis direction of measured bearing lasso 5, and straight line is the light that sends of reflection source well everywhere, is a continuous white wire after the binaryzation; If internal cylindrical turning is crossed raceway groove, the raceway groove position is a curve along axis direction, and curve is inconsistent to the reflection of light source everywhere, is a discontinuous white wire after the binaryzation, and the quantity of white pixel can change.Add up accordingly inner circle raceway groove position along the axis direction white pixel, calculate its straight-line equation, bring the inner circle raceway groove into straight-line equation along the white pixel of axis direction.If white pixel is brought into behind the straight-line equation continuously, represent not turning raceway groove.
If inner circle is designed with seal groove, when seal groove is undressed, be straight line along the axis direction of measured bearing lasso 5, straight line is the light that sends of reflection source well everywhere, is a continuous white wire after the binaryzation; If internal cylindrical turning is crossed seal groove, the seal groove position is a broken line along axis direction, and broken line is inconsistent to the reflection of light source, is a discontinuous white wire after the binaryzation.Add up accordingly inner circle seal groove position along axis direction white pixel quantity
If,
Greater than the threshold value of setting
, represent not turning seal groove; Threshold value wherein
Determine as follows: add up respectively before the turning of inner circle seal groove and the number of relevant position white pixel after the turning, and with its arithmetic mean as threshold value
If inner circle is designed with fillet, when fillet is undressed, be straight line along the axis direction of measured bearing lasso 5, straight line is the light that sends of reflection source well everywhere, is a continuous white wire after the binaryzation; If internal cylindrical turning is crossed fillet, the fillet position is a curve along axis direction, and curve is inconsistent to the reflection of light source, is a discontinuous white wire after the binaryzation.Add up accordingly inner circle fillet position along axis direction white pixel quantity
If,
Greater than the threshold value of setting
, represent not turning fillet; Threshold value wherein
Determine as follows: add up respectively before the turning of inner circle fillet and the number of relevant position white pixel after the turning, and with its arithmetic mean as threshold value
The technical scheme of the utility model embodiment can be applicable to the production scene of bearing ring, whether leaks operation for detection of the Vehicle Processing of different model bearing ring, replaces artificial visually examine's method commonly used at present, improves detecting reliability.
It should be noted that at last: above embodiment is only applicable to illustrate the technical solution of the utility model, but not limit it, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment or be equal to replacement the technical solution of the utility model, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solutions of the utility model.
Claims (3)
1. the operation pick-up unit is leaked in a bearing ring Vehicle Processing, and it is characterized in that: this pick-up unit is comprised of image capture module, position detecting module, motion-control module and central processing module;
Described image capture module is by transmitted light source (7), reflection source a(3), reflection source b(6), video camera a(4), video camera b(9), video camera c(8) and image acquisition units (10) form, described transmitted light source (7) is installed perpendicular to a side of measured bearing lasso (5), provide illumination for detecting the bearing ring excircle part, reflection source a(3) and reflection source b(6) tilt respectively to be installed on the both sides of measured bearing lasso (5), partly provide illumination for detecting the bearing ring inner circle, described video camera a(4), video camera b(9) and video camera c(8) will collect each position of measured bearing lasso (5) image information by data line input picture collecting unit (10), the output signal of described image acquisition units (10) inputs to the CPU (central processing unit) (11) of central processing module;
Described position detecting module is comprised of approach switch (2), the signal output part of approach switch (2) inputs to central processing module, described approach switch (2) for detection of measured bearing lasso (5) whether at video camera a(4), video camera b(9) and video camera c(8) the camera site;
Described motion-control module is mainly by feed channel (25), discharging channel (1), positioning cylinder (16), end location-plate (20), side location-plate (19), charging cylinder (24), charging baffle plate (22), sorting cylinder (15), sorting cylinder stationary shaft (13), sorting cylinder Connection Block (14), blanking base plate (17) and blanking base plate coupling shaft (18) form, wherein said positioning cylinder (16), end location-plate (20) and side location-plate (19) are used for accurately locating measured bearing lasso (5) to video camera a(4), video camera b(9) and video camera c(8) the camera site, described charging cylinder (24) and charging baffle plate (22) are used for bearing ring to be checked (23) and measured bearing lasso (5) are separated, described sorting cylinder (15) drives blanking base plate (17) action after being used for receiving the detection abnormal signal of central processing module, and measured bearing lasso (5) sorting of missing operation is opened;
Described central processing module is comprised of CPU (central processing unit) (11) and communication unit (12), described CPU (central processing unit) (11) is by corresponding interface connecting communication unit (12), wherein said CPU (central processing unit) (11) is connected by the corresponding interface of data line with image acquisition units (10), be used for receiving picture signal and processing, the signal output part of position detecting module inputs to CPU (central processing unit) (11) by communication unit (12), be used for detecting in real time the position signalling of measured bearing lasso (5), the signal output part of communication unit (12) inputs to motion-control module, be used for transmitting the control signal of CPU (central processing unit) (11), each cylinder of actuation movement control module.
2. the operation pick-up unit is leaked in a kind of bearing ring Vehicle Processing according to claim 1, it is characterized in that: the top that described video camera c(8) is vertically mounted on measured bearing lasso (5), with the tangent plane of measured bearing lasso (5) and transmitted light source (7) point-blank, described video camera c(8) height-adjustable; Described video camera a(4) tilt to be installed in a side of measured bearing lasso (5), be installed in the reflection source b(6 of measured bearing lasso (5) opposite side by inclination) illumination is provided; Described video camera b(9) inclination is installed in the opposite side of measured bearing lasso (5), be installed in the reflection source a(3 of measured bearing lasso (5) one sides by inclination) illumination, described video camera a(4 be provided) and video camera b(9) the angle of inclination and highly all can independently adjust.
3. the operation pick-up unit is leaked in a kind of bearing ring Vehicle Processing according to claim 1, it is characterized in that: described discharging channel (1) and feed channel (25) are inclined plane, be provided with step between feed channel (25) and the discharging channel (1), guarantee the location of measured bearing lasso (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220289901 CN202814334U (en) | 2012-06-20 | 2012-06-20 | Bearing ring vehicle process leak process procedure detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220289901 CN202814334U (en) | 2012-06-20 | 2012-06-20 | Bearing ring vehicle process leak process procedure detection device |
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| CN202814334U true CN202814334U (en) | 2013-03-20 |
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| CN 201220289901 Expired - Fee Related CN202814334U (en) | 2012-06-20 | 2012-06-20 | Bearing ring vehicle process leak process procedure detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692186A (en) * | 2012-06-20 | 2012-09-26 | 河南科技大学 | Leaked step detector for lathe machining of bearing ring and detection method thereof |
| CN104728583B (en) * | 2015-01-22 | 2017-04-26 | 河南科技大学 | Locating method of locating device for grease injection of bearing grease injection machine |
| CN111999181A (en) * | 2020-08-31 | 2020-11-27 | 内江职业技术学院 | Thread bearing strength detection system |
-
2012
- 2012-06-20 CN CN 201220289901 patent/CN202814334U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692186A (en) * | 2012-06-20 | 2012-09-26 | 河南科技大学 | Leaked step detector for lathe machining of bearing ring and detection method thereof |
| CN102692186B (en) * | 2012-06-20 | 2014-08-13 | 河南科技大学 | Leaked step detector for lathe machining of bearing ring and detection method thereof |
| CN104728583B (en) * | 2015-01-22 | 2017-04-26 | 河南科技大学 | Locating method of locating device for grease injection of bearing grease injection machine |
| CN111999181A (en) * | 2020-08-31 | 2020-11-27 | 内江职业技术学院 | Thread bearing strength detection system |
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Granted publication date: 20130320 Termination date: 20130620 |