CN108801181B - Surface roughness precision detection device for oilless bearing lubricating material - Google Patents
Surface roughness precision detection device for oilless bearing lubricating material Download PDFInfo
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- CN108801181B CN108801181B CN201810687301.4A CN201810687301A CN108801181B CN 108801181 B CN108801181 B CN 108801181B CN 201810687301 A CN201810687301 A CN 201810687301A CN 108801181 B CN108801181 B CN 108801181B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
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Abstract
The invention discloses a precise detection device for the surface roughness of an oilless bearing lubricating material, which comprises a base, wherein the upper end of the base is fixedly connected with a camera bellows with an opening at the upper end and a support column at the side of the camera bellows, the upper end of the support column is fixedly connected with a support plate, the center of the bottom of the support plate is rotatably connected with a threaded sleeve with an opening at the lower end through a bearing, the threaded sleeve is internally and threadedly connected with a threaded rod, the lower end of the threaded rod penetrates through the opening end of the threaded sleeve and extends downwards and is fixedly and rotatably connected with a fixed plate, the lower end of the support plate is fixedly connected with a limiting telescopic rod, the other end of the limiting telescopic rod is fixedly connected onto the fixed plate, a driven gear is fixedly sleeved on the wall of the threaded sleeve, and the bottom of the support plate is fixedly connected with a driving.
Description
Technical Field
The invention relates to the technical field of precision detection devices, in particular to a precision detection device for the surface roughness of an oilless bearing lubricating material.
Background
The bearing without oil lubrication belongs to sliding bearings, sliding bearings like sliding bearings need to be added with lubricating oil, lubricating grease and other lubricating agents before working, so that a lubricating film is formed on a friction surface to play an effective lubricating role, the bearing without oil lubrication is made of a self-lubricating material or can be used for a long time after being filled with the lubricating agent in advance, and the bearing without oil lubrication does not need to be added with the lubricating agent in the working process.
At present, most enterprises in China still adopt the traditional manual detection method, the oilless bearing lubricating material is placed in the manual visual range, the illumination angle of light is firstly adjusted, then the surface quality of the product is detected by observation, and finally grade discrimination is carried out according to the detection result, so the product quality and the working efficiency completely depend on the detection experience of quality inspection personnel, the influence of subjective factors and proficiency factors is large, the requirements of high precision, high efficiency, stable detection and the like are difficult to meet, in addition, the operation complexity of manual detection is added, and therefore oilless bearing lubricating material surface roughness precision detection devices are needed.
Disclosure of Invention
The invention aims to solve the problems that the quality and the working efficiency of an oilless bearing lubricating material product in the prior art completely depend on the detection experience of quality inspection personnel, are greatly influenced by subjective factors and proficiency factors, and are difficult to meet the requirements of high precision, high efficiency, stable detection and the like, and in addition, the operation complexity of manual detection is added, and the precision detection device for the surface roughness of the oilless bearing lubricating material is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the precise surface roughness detection device for the oilless bearing lubricating material comprises a base, wherein the upper end of the base is fixedly connected with a camera bellows with an upper end opening and a support column on the side of the camera bellows , the upper end of the support column is fixedly connected with a support plate, the bottom center of the support plate is connected with a threaded sleeve with a lower end opening through a bearing in a rotating mode, the threaded sleeve is internally threaded and connected with a threaded rod, the lower end of the threaded rod penetrates through the opening end of the threaded sleeve and extends downwards, a fixed plate is fixedly connected with the support plate in a rotating mode, a limiting telescopic rod is fixedly connected with the lower end of the support plate, the other end of the limiting telescopic rod is fixedly connected onto the fixed plate, a driven gear is fixedly connected onto the barrel wall of the threaded sleeve, a driving motor is fixedly connected with the bottom of the support plate, the output end of the driving motor is connected with a driving gear meshed with the driven gear through a coupler, a camera is fixedly connected with the lower end center of the fixed plate, the output end of the camera is connected with an image acquisition card through a wire, the output end of the.
Preferably, the side wall of the annular light source is symmetrically connected with a moving block and a lifting block, the side wall of the camera bellows corresponding to the position of the moving block is provided with a moving groove matched with the moving block, the moving block is slidably connected in the moving groove, a nut is fixedly arranged in the lifting block, a lead screw is connected with the nut in an internal thread manner, two ends of the lead screw penetrate through the nut and extend outwards, the lower end of the lead screw penetrates through the nut and extends into the camera bellows, and the lead screw is rotatably connected to the bottom of the camera bellows through a second bearing.
Preferably, the end of the threaded rod, which is far away from the fixed plate, is connected with a clamping block, the side wall of the clamping block is fixedly sleeved with a third bearing, the annular side wall of the third bearing is symmetrically connected with sliding blocks, the inner cylinder wall of the threaded sleeve is symmetrically provided with sliding grooves matched with the sliding blocks, and the sliding blocks are slidably connected in the corresponding sliding grooves.
Preferably, a rolling groove is formed in the end, away from the third bearing, of the slider, a rolling ball is arranged in the rolling groove, and the end, away from the bottom of the rolling groove, of the ball penetrates through the notch of the rolling groove and extends outwards and is fixedly connected to the bottom of the sliding groove.
Preferably, the lens end of the camera is provided with an amplifying lens.
Preferably, the upper end of the screw rod sequentially penetrates through the nut and the camera bellows and extends upwards, and is fixedly connected with the rotating disc.
Preferably, the ball has a ball diameter larger than a groove diameter of the rolling groove opening.
Compared with the prior art, the invention provides a surface roughness precision detection device of an oilless bearing lubricating material, which has the following beneficial effects:
1. the device for precisely detecting the surface roughness of the oilless bearing lubricating material is characterized in that a camera, an image acquisition card, a computer, a movable clamp and an annular light source are arranged, an optical technology, a computer technology, a digital image processing technology and an online precise measurement technology are integrated in , the brightness of the surface of the oilless bearing lubricating material to be detected is increased through the annular light source, the camera acquires picture data and forwards the picture data to the image acquisition card, then the image acquisition card forwards an image signal to the computer for calculation, the surface glossiness of the oilless bearing lubricating material can be detected online, a detection result is fed back to a detection system in real time, the detection of the roughness of the oilless bearing lubricating material is automatically completed, and the problems that an oilless bearing lubricating material manufacturing enterprise is low in detection quantity efficiency, unstable in detection and.
2. This oil-free bearing lubricating material's roughness precision detection device, through setting up the threaded sleeve, the threaded rod, the fixed plate, spacing telescopic link, driven gear, driving motor and driving gear, when needing to adjust camera place high position, control driving motor turns to, driving motor drives the driving gear and rotates, drive the threaded sleeve through the driven gear with driving gear engaged with and rotate, under spacing telescopic link's vertical direction limiting displacement, and then make the threaded rod drive the fixed plate of connecting the camera and take place the removal of vertical direction according to the turning to of threaded sleeve.
Drawings
FIG. 1 is a schematic structural diagram of a precision surface roughness measurement device for an oilless bearing lubricant according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 2;
fig. 4 is an enlarged view of a portion C in fig. 1.
In the figure: the device comprises a base 1, a camera obscura 2, a support column 3, a support plate 4, a threaded sleeve 5, a threaded rod 6, a fixing plate 7, a limit telescopic rod 8, a driven gear 9, a driving motor 10, a driving gear 11, a camera 12, an image acquisition card 13, a movable clamp 14, an annular light source 15, a movable block 16, a lifting block 17, a movable groove 18, a nut 19, a screw rod 20, a fixture block 21, a third bearing 22, a slide block 23, a slide groove 24, a rolling groove 25, a ball 26, an amplifying lens 27, a rotating disc 28 and a computer 29.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments, not all embodiments, of the present invention .
Referring to fig. 1-4, a device for precisely detecting surface roughness of lubricant-free bearing material, including a base 1, a camera bellows 2 having an open upper end and a support pillar 3 at a side of a camera bellows 2 are fixedly connected to an upper end of the base 1, a support plate 4 is fixedly connected to an upper end of the support pillar 3, a threaded sleeve 5 having an open lower end is rotatably connected to a bottom center of the support plate 4 through a th bearing, a threaded rod 6 is threadedly connected to the threaded sleeve 5, a lower end of the threaded rod 6 passes through an open end of the threaded sleeve 5 and extends downward, and is fixedly and rotatably connected with a fixing plate 7, a limit telescopic rod 8 is fixedly connected to a lower end of the support plate 4, an additional end of the limit telescopic rod 8 is fixedly connected to a fixing plate 7, a driven gear 9 is fixedly secured to a cylinder wall of the threaded sleeve 5, a driving motor 10 is fixedly connected to a bottom of the support plate 4, an output end of the driving motor 10 is connected to a driving gear 11 engaged with a driven gear 9 through a coupler, a camera 12 is fixedly connected to a lower center of the lower end of the fixing plate 7, an output end of the camera 12 is connected to an image acquisition card 13 through a wire, an output end of the image acquisition card 13 connected to an input end of a computer 29 through a wire, an optical technology, a sensor is integrated with a sensor, a sensor system for detecting a sensor mounted on a camera 12, a sensor system for detecting a sensor mounted on a sensor for detecting a camera 12, a sensor mounted on a sensor for detecting a.
The lateral wall of annular light source 15 is connected with movable block 16 and lifting block 17 symmetrically, the lateral wall that camera bellows 2 corresponds movable block 16 position is seted up on and is moved groove 18 with movable block 16 assorted, movable block 16 sliding connection is in moving groove 18, lifting block 17 internal fixation is equipped with nut 19, nut 19 internal thread is connected with lead screw 20, and nut 19 is passed and outside extension is passed at the both ends of lead screw 20, the lower extreme of lead screw 20 passes nut 19 and extends to camera bellows 2 in, and rotate the bottom of the case of connecting at camera bellows 2 through the second bearing, rotate lead screw 20, movable block 16 takes place the removal of vertical direction under the cooperation of nut 19, and then drive annular light source 15 and take place the removal of vertical direction, carry out convenient adjustment to the position of annular light source 15, and then change annular light source 15 and treat the influence that detects oilless bearing lubricating material surface luminance.
The end that fixed plate 7 was kept away from to threaded rod 6 is connected with fixture block 21, fixed cover has connect third bearing 22 on the lateral wall of fixture block 21, symmetrical connection has slider 23 on the annular lateral wall of third bearing 22, symmetrical spout 24 with slider 23 assorted has been seted up on the inner tube wall of threaded sleeve 5, slider 23 sliding connection is in the spout 24 that corresponds, threaded rod 6 drives third bearing 22 through fixture block 21 during the removal and removes, and then drive slider 23 and be synchronous motion in spout 24, when slider 23 moves the end of spout 24 and stop motion, threaded rod 6 also stop motion thereupon, the effectual phenomenon that prevents threaded rod 6 from screwing out threaded sleeve 5 takes place, and when runner 24 drove slider 23 and rotated in the threaded sleeve 5, can not lead to the fact the influence to threaded rod 6 through third bearing 22.
The end of the slider 23 far away from the third bearing 22 is provided with a rolling groove 25, a rolling ball 26 is arranged in the rolling groove 25, the end of the ball 26 far away from the groove bottom of the rolling groove 25 penetrates through the notch of the rolling groove 25 and extends outwards, the ball is fixedly connected to the groove bottom of the sliding groove 24, and the friction force borne by the slider 23 during movement in the sliding groove 24 is reduced through rolling of the ball 26.
The lens end of the camera 12 is provided with an amplifying lens 27 to increase the shooting definition of the camera 12 for the oilless bearing lubricating material.
The upper end of the screw rod 20 sequentially penetrates through the nut 19 and the camera bellows 2 and extends upwards, and is fixedly connected with a rotating disc 28, and the screw rod 20 is conveniently driven to rotate by rotating the rotating disc 28.
The ball 26 has a larger spherical diameter than the groove diameter of the notch of the rolling groove 25, preventing the ball 26 from slipping out of the rolling groove 25.
The method comprises the steps of placing an oilless bearing lubricating material to be measured at the upper end of a movable clamp 14 in a camera box 2, adjusting a camera 12 to a required height, starting an annular light source 15, adjusting the annular light source 15 to ensure sufficient brightness in the camera box 2, illuminating the surface of the oilless bearing lubricating material to facilitate image acquisition, adjusting the lens position of the camera 12 to enable a focal plane to be on a surface to be measured of the oilless bearing lubricating material, taking an image at a clear position of points of the oilless bearing lubricating material by using the camera 12, adjusting to enable the camera 12 to rise according to a set interval distance, continuously shooting the surface of the oilless bearing lubricating material until the shot image is blurred, further obtaining a complete sequence microscopic image of a set of the image of the oilless bearing lubricating material, sending the complete sequence microscopic image to a computer 29 by using an image acquisition card 13, controlling the camera 12 to return to an initial position after shooting is completed, collecting images at intervals of 52 mu m, moving the movable clamp 14 to enable the oilless bearing lubricating material to move end distance of the oilless bearing lubricating material to be moved, repeating the above contents, shooting continuous 5 points of the continuous lubricating material, obtaining a measure 5, obtaining a measure, sending the measure 5 to a measure, and sending the measure 5 to a measure, and sending to a complete measurement, and a complete measurement by using a complete measurement of a linear bearing lubricating material, and a linear image, and a linear bearing, and a linear image, displaying a linear image, and displaying a linear image, wherein the linear image, a linear image.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The precise detection device for the surface roughness of the lubricating material of the oilless bearing comprises a base (1), a camera bellows (2), a support column (3), a support plate (4), a threaded sleeve (5), a threaded rod (6), a fixing plate (7), a limiting telescopic rod (8), a driven gear (9), a driving motor (10), a driving gear (11), a camera (12), an image acquisition card (13), a movable clamp (14), an annular light source (15), a movable block (16), a lifting block (17), a movable groove (18), a nut (19), a screw rod (20), a clamping block (21), a third bearing (22), a sliding block (23), a sliding groove (24), a rolling groove (25), a ball (26), an amplifying lens (27), a rotating disc (28) and a computer (29);
the camera is characterized in that the upper end of the base (1) is fixedly connected with a camera box (2) with an opening at the upper end and a support column (3) on the side of the camera box (2) , the upper end of the support column (3) is fixedly connected with a support plate (4), the center of the bottom of the support plate (4) is rotatably connected with a threaded sleeve (5) with an opening at the lower end through a bearing, the threaded sleeve (5) is internally threaded with a threaded rod (6), the lower end of the threaded rod (6) penetrates through the opening end of the threaded sleeve (5) and extends downwards, and is fixedly and rotatably connected with a fixed plate (7), the lower end of the support plate (4) is fixedly connected with a limit telescopic rod (8), the other end of the limit telescopic rod (8) is fixedly connected to the fixed plate (7), a driven gear (9) is fixedly sleeved on the cylinder wall of the threaded sleeve (5), the bottom of the support plate (4) is fixedly connected with a driving motor (10), the output end of the driving motor (10) is connected with a driving gear (11) meshed with the driven gear (9) through a coupling, the driving gear (12) is connected with an image acquisition card (13) on the center of the camera box, the output end of the camera is connected with a light source (15) close to the camera box, and the camera box, the light source (15) of the camera box, and the camera is connected with a;
a moving block (16) and a lifting block (17) are symmetrically connected to the side wall of the annular light source (15), a moving groove (18) matched with the moving block (16) is formed in the side wall of the dark box (2) corresponding to the position of the moving block (16), the moving block (16) is connected to the moving groove (18) in a sliding mode, a nut (19) is fixedly arranged in the lifting block (17), a lead screw (20) is connected to the nut (19) in an internal thread mode, two ends of the lead screw (20) penetrate through the nut (19) and extend outwards, the lower end of the lead screw (20) penetrates through the nut (19) and extends into the dark box (2), and the lower end of the lead screw is rotatably connected to the box bottom of the dark box (2) through a second bearing;
a clamping block (21) is connected to the end , far away from the fixing plate (7), of the threaded rod (6), a third bearing (22) is fixedly sleeved on the side wall of the clamping block (21), sliding blocks (23) are symmetrically connected to the annular side wall of the third bearing (22), sliding grooves (24) matched with the sliding blocks (23) are symmetrically formed in the inner cylinder wall of the threaded sleeve (5), and the sliding blocks (23) are slidably connected in the corresponding sliding grooves (24);
the sliding block (23) is far away from the end of the third bearing (22) and is provided with a rolling groove (25), a rolling ball (26) is arranged in the rolling groove (25), and the end of the ball (26) far away from the groove bottom of the rolling groove (25) penetrates through the notch of the rolling groove (25) and extends outwards and is fixedly connected with the groove bottom of the sliding groove (24).
2. The precision detection device for the surface roughness of an oil-free bearing lubricating material according to claim 1, characterized in that: and the lens end of the camera (12) is provided with an amplifying lens (27).
3. The precision detection device for the surface roughness of an oil-free bearing lubricating material according to claim 1, characterized in that: the upper end of the screw rod (20) sequentially penetrates through the nut (19) and the camera bellows (2) and extends upwards, and is fixedly connected with a rotating disc (28).
4. The precision detection device for the surface roughness of an oil-free bearing lubricating material according to claim 1, characterized in that: the ball diameter of the ball (26) is larger than the groove diameter of the notch of the rolling groove (25).
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| CN201810687301.4A CN108801181B (en) | 2018-06-28 | 2018-06-28 | Surface roughness precision detection device for oilless bearing lubricating material |
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| CN201810687301.4A CN108801181B (en) | 2018-06-28 | 2018-06-28 | Surface roughness precision detection device for oilless bearing lubricating material |
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| CN108801181A CN108801181A (en) | 2018-11-13 |
| CN108801181B true CN108801181B (en) | 2020-01-31 |
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| CN109141298A (en) * | 2018-09-05 | 2019-01-04 | 广州达欧技术检测有限公司 | A kind of ball-type piece surface curve detection system |
| CN113514023B (en) * | 2021-09-14 | 2021-11-16 | 南通荷风环保科技有限公司 | Energy-saving and environment-friendly device for efficiently detecting flatness of case |
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| CN207953933U (en) * | 2018-01-23 | 2018-10-12 | 沈阳海人科技有限公司 | One kind being used for underwater robot image acquisition camera |
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