CN111390492A - Automatic bearing correcting device with pressure sensor - Google Patents
Automatic bearing correcting device with pressure sensor Download PDFInfo
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- CN111390492A CN111390492A CN202010234631.5A CN202010234631A CN111390492A CN 111390492 A CN111390492 A CN 111390492A CN 202010234631 A CN202010234631 A CN 202010234631A CN 111390492 A CN111390492 A CN 111390492A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/16—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts of specific articles made from metal rods, tubes, or profiles, e.g. crankshafts, by specially adapted methods or means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/10—Making other particular articles parts of bearings; sleeves; valve seats or the like
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Abstract
The invention discloses an automatic bearing correcting device with a pressure sensor, which comprises a correcting platform, a detecting device, a correcting device and an operation control system, wherein the detecting device, the correcting device and the operation control system are arranged on the correcting platform, and the detecting device and the correcting device are electrically connected with the operation control system. The operation control system is electrically connected with the detection device and the correction device, automation of detection and correction is realized, manual steps are simplified, efficiency is improved, detection and correction are controlled through the operation control system, and detection accuracy and correction accuracy are improved.
Description
Technical Field
The invention relates to the field of mechanical parts, in particular to an automatic bearing correction device with a pressure sensor.
Background
The bearing is an important part in the modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, if the inner diameter of the bearing generates an error, the use performance can be seriously influenced, and even the bearing cannot normally work because the bearing needs to be corrected. The current correction methods mainly comprise a manual bench vice correction method and a simple mechanical correction method. The traditional method for correcting the manual bench vice comprises the following steps: the efficiency is low, the manual pressurization is performed by operators, and the labor intensity is high; no protective device, potential safety hazard and the like. The simple mechanical correction method has the following problems: the simple correction device cannot automatically judge the corrected pressure application point and the pressure application magnitude, and requires an operator to perform rough estimation based on experience, resulting in repetition of correction.
Therefore, the inventors have made an effort to apply for a device capable of automatically performing bearing correction.
Disclosure of Invention
The invention aims to provide an automatic bearing correction device with a pressure sensor, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the bearing automatic correction device with the pressure sensor comprises a correction platform, a detection mechanism, a correction mechanism and an operation control system, wherein the detection mechanism, the correction mechanism and the operation control system are arranged on the correction platform, and the detection mechanism and the correction mechanism are electrically connected with the operation control system.
Through the technical scheme, the operation control system is electrically connected with the detection mechanism and the correction mechanism, so that the automation of the detection and correction of the bearing is realized, the manual steps are simplified, the detection and correction efficiency is improved, and the detection accuracy and the correction accuracy are improved by controlling the detection mechanism and the correction mechanism through the operation control system.
As the preferred scheme, be provided with annular bearing way on the correction platform, be provided with circular opening in the annular bearing way, circular opening part is provided with the disc, and the disc includes upper disc, lower floor's disc and supporting platform, is provided with the support column between upper disc and the lower floor's disc, and lower floor's disc bottom is provided with lift cylinder, and lift cylinder fixes on supporting platform, and detection mechanism sets up on the upper disc, and correction mechanism sets up on the lower floor's disc.
Through this technical scheme, the annular bearing way is used for placing the bearing, and the disc setting makes things convenient for the disc to carry out lift adjustment at circular opening part, divide into upper disc and lower floor's disc two-layer with the disc, is used for placing detection mechanism and aligning gear respectively, has not only saved the space, and aligning gear and detection mechanism do not influence each other moreover, and aligning gear damages detection mechanism when preventing to rectify. The support column is used for connecting upper disc and lower floor's disc, the support column sets up the central point of upper disc and lower floor's disc and puts, can not hinder front end compression leg and displacement sensor to the bearing operation like this, just set up correction mechanism in lower floor's disc, detection mechanism sets up in upper disc, be because the pneumatic cylinder is equipped with on the correction mechanism, the quality is heavy, need bigger holding power, and detection mechanism is last only displacement sensor and sensor support, the quality is lighter, do not need very big holding power, lower floor's disc bottom is provided with lift cylinder, can provide very big holding power, so set up correction mechanism on lower floor's disc.
According to the preferable scheme, the detection mechanism comprises a displacement sensor and a sensor support, the displacement sensor is arranged on the sensor support, the sensor support is fixed on the upper-layer disc, the correction mechanism comprises a front-end pressure column, a hydraulic cylinder and a hydraulic cylinder support, the front-end pressure column is fixed on an extending shaft of the hydraulic cylinder, the hydraulic cylinder is arranged on the hydraulic cylinder support, and the hydraulic cylinder support is fixed on the lower-layer disc.
Through this technical scheme, displacement sensor is used for detecting the error of bearing, and the front end compression leg exerts pressure to the bearing under the promotion of pneumatic cylinder, rectifies the bearing.
As preferred scheme, be provided with annular riser outside the annular bearing way, be provided with four pressure bars on the annular riser, press the stick to set up in the top that the annular bearing said, the angle between the adjacent pressure bar is 90 degrees, be provided with four fixed flat boards, four lead screws and four motors between annular bearing way and the annular riser, fixed flat board sets up on the lead screw, and the lead screw passes through the motor and drives, and the angle between the adjacent fixed flat board is 90 degrees, and the fixed flat board is 45 degrees with the contained angle between the pressure bar.
Through the technical scheme, the bearing can be fixed and positioned when the bearing is detected or corrected. The pressure stick is fixed the bearing in vertical direction, prevents that bearing perk or bearing from not putting and levelly and smoothly, influences displacement sensor's testing result or influences the correction effect of front end compression leg, and fixed flat board is fixed the bearing in the horizontal direction, prevents that the bearing from removing in the middle of testing process or correction process. The angle between the adjacent pressure bars is 90 degrees, and the angle between the adjacent fixed flat board is 90 degrees for pressing the even power of applying fixing bearing for the bearing of stick and fixed flat board, fixed flat board and the contained angle of pressing between the stick are 45 degrees, make fixed flat board and pressure bar staggered arrangement, both do not influence each other, thereby play good fixed and location effect.
As the preferred scheme, the annular bearing track is provided with an emitting end of a photoelectric sensor, a receiving end and a photosensitive resistor of the photoelectric sensor are arranged on the surface, close to the annular bearing track, of the pressing rod, and the photoelectric sensor and the photosensitive resistor are connected with the operation control system.
Through the technical scheme, when the bearing is placed on the annular bearing channel, the bearing can block a signal sent by the transmitting end of the photoelectric sensor to the receiving end of the photoelectric sensor, the photoelectric sensor transmits the signal which is sent by the operating control system to the annular bearing channel, the operating control system controls the annular lifter to descend, the annular lifter drives the pressing rod to move towards the bearing until the pressing rod presses on the annular bearing channel, at the moment, the photoresistor on the pressing rod, close to the side of the annular bearing channel, cannot detect light, the photoresistor transmits the signal which is pressed on the annular bearing channel by the pressing rod to the operating control system, and the operating control system enables the annular lifter to stop descending.
As the preferred scheme, the contact surface of front end compression leg and bearing is the cambered surface, and the number of front end compression leg is two, and the contained angle of two front end compression legs is 180 degrees.
Through the technical scheme, the good correction effect is ensured. The bigger the contact area is, the more even the pressure that the object received, the contact surface of front end compression leg and bearing is the cambered surface, and the setting up of cambered surface makes front end compression leg and bearing laminate more, and area of contact is bigger, so when the front end compression leg exerted pressure to the bearing, the pressure of the front end compression leg that the bearing received was also more even, and the effect of correction is better. The correcting mechanism is provided with two front end pressing columns, the included angle of the two front end pressing columns is 180 degrees, when the correcting mechanism is provided with only one front end pressing column, when the front end pressing column applies pressure to a certain position on the bearing, the position of the bearing is possibly deviated due to the overlarge pressure at the position of the bearing when the correction is carried out, the subsequent correction of other positions of the bearing is not facilitated, when the correcting mechanism is provided with two front end pressing columns which are arranged on a straight line and move simultaneously and stop simultaneously, the moving distance is the same, the directions are opposite, if one of the front compression columns applies pressure to a certain position on the bearing to correct the pressure, the position of the bearing is expected to be deviated due to the excessive pressure, but because another front end pressing column is supported in a blocking mode, the position of the bearing is not deviated, and the bearing is ensured to be corrected at other positions subsequently.
As the preferred scheme, the surface of the fixed flat plate close to the annular bearing way is an arc surface, a pressure sensor is arranged on the arc surface, and the pressure sensor is electrically connected with the operation control system.
Through this technical scheme, realized that fixed flat board is automatic to be fixed a position. When photoelectric sensor transmits the information that the operation control system bearing has been placed on the annular bearing way, operation control system control motor drives the lead screw and rotates, and the lead screw drives the fixed flat plate and moves, and when fixed flat plate and bearing contact, pressure sensor can experience pressure, and when pressure reached a value, it shows that the fixed flat plate compresses tightly the bearing, and pressure sensor transmission signal gives operation control system this moment, and operation control system makes the motor stop to drive the lead screw and rotates.
Preferably, the diameter of the lower disc is equal to the inner diameter of the annular bearing track.
Through this technical scheme, the life of aligning gear has been prolonged. The front end pressure column is fixed on an extension shaft of the hydraulic cylinder, when the diameter of the lower layer disc is smaller than the inner diameter of the annular bearing channel, the front end pressure column moves towards the annular bearing channel to correct the bearing, the front end pressure column has no supporting force of the lower layer disc and has a tendency of falling down under the action of gravity, the front end pressure column is fixed on the extension shaft of the hydraulic cylinder, the part of the extension shaft close to the front end pressure column has a tendency of falling down together with the front end pressure column, the part of the extension shaft close to the hydraulic cylinder has supporting force provided by the hydraulic cylinder, balance can be kept, the part of the extension shaft close to the front end pressure column is not stressed the same as the part of the extension shaft close to the hydraulic cylinder, the extension shaft of the hydraulic cylinder is easy to deform or even damage, the service life of the extension shaft is shortened, and the service life of the correction. Therefore, the diameter of the lower disc is equal to the inner diameter of the annular bearing way, and the supporting force is provided for the front end pressing column, so that the stress of the extension shaft is balanced, the service life of the extension shaft is prolonged, and the service life of the correcting mechanism is prolonged.
Preferably, the arc-shaped surface is provided with patterns.
Through this technical scheme, prevented that the bearing from rotating when detecting or correcting. The contact surface is coarse more, and frictional force is big more, is provided with the decorative pattern on the arcwall face, has increased the roughness of fixed dull and stereotyped and bearing contact surface, has increased the frictional force between fixed dull and stereotyped and the bearing to prevent that the bearing from rotating.
As the preferred scheme, the number of the displacement sensors is three, and the three displacement sensors form an equilateral triangle.
Through this technical scheme, this detection mechanism is provided with a plurality of displacement sensor, and the signal transmission that will measure does Fourier transform for operation control system, can eliminate the eccentric interference to the testing result of bearing itself, improves the accuracy that detects. The three displacement sensors form an equilateral triangle shape, so that the center of the equilateral triangle and the center of the upper-layer disc are at the same point, and when different displacement sensors collect the inner diameter information of the bearing at the same point, the positions of the displacement sensors are the same, and the operation of an operation control system is facilitated.
Compared with the prior art, the invention has the beneficial effects that: the invention can be used for correcting bearing rings with the same inner diameter and different outer diameters. When the device is used for correction, firstly, a bearing is placed on an annular bearing way, the bearing can block a signal sent by an emitting end of a photoelectric sensor to a receiving end of the photoelectric sensor, the photoelectric sensor transmits the signal that the bearing of an operation control system is placed on the annular bearing way, the operation control system controls an annular lifter to descend, a control motor drives a screw rod to rotate, the screw rod drives a fixed flat plate to move, when a photosensitive resistor on the side, close to the annular bearing way, of a pressure rod cannot detect light, the photosensitive resistor transmits the signal that the pressure rod is pressed on the annular bearing way to the operation control system, the operation control system stops descending the annular lifter, when the pressure sensor on the fixed flat plate detects that the pressure reaches a value, the pressure sensor transmits a signal to the fixed flat plate of the operation control system to press the bearing, and the operation control system stops driving the screw rod to rotate, after the annular lifter and the motor stop working, the lifting oil cylinder descends the upper disc to enable the upper disc and the bearing to be positioned at the same horizontal line, when the upper disc and the bearing are positioned at the same horizontal line, the lifting oil cylinder descends to the lowest position of the lifting height, the upper disc starts to rotate under the driving of the motor, the displacement sensor starts to detect data related to the inner diameter of the bearing, the displacement sensor transmits the detected data to the operation control system, the operation control system calculates the pressure required to be applied and the position of the applied pressure during correction according to the data, and transmits the pressure required to be applied and the position of the applied pressure during correction to the correction mechanism, the lifting oil cylinder descends the lower disc to enable the lower disc and the bearing to be positioned at the same horizontal line, and when the lower disc and the bearing are positioned at the same horizontal line, the lifting oil cylinder ascends to the highest position of the lifting height, the lower disc rotates under the driving of the motor according to the position transmitted by the operation control system, and the hydraulic oil cylinder provides correction pressure for the front end pressure column according to the pressure value transmitted by the operation control system. The device realizes the automation of bearing detection and correction, and improves the accuracy of detection and correction.
Drawings
FIG. 1 is a schematic structural diagram of an automatic bearing calibration device according to the present invention;
FIG. 2 is a cross-sectional view of an automatic bearing calibration device of the present invention;
fig. 3 is an enlarged schematic view of a structure at a position a of the automatic bearing correction device of the present invention.
In the figure: 1-a correction platform, 2-a pressing rod, 3-a hydraulic cylinder, 4-an upper-layer disc, 5-a displacement sensor, 6-a support column, 7-an arithmetic control system, 8-a lower-layer disc, 9-a lifting oil cylinder, 10-a support platform, 11-a front-end pressing column, 12-an annular bearing way, 13-a screw rod, 14-a fixed flat plate, 15-an annular lifter and 16-an extension shaft.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, an automatic bearing calibration device includes a calibration platform 1, a detection mechanism, a calibration mechanism and an operation control system 7, wherein the detection mechanism, the calibration mechanism and the operation control system 7 are disposed on the calibration platform 1, and the detection mechanism, the calibration mechanism and the operation control system 7 are electrically connected.
Through the technical scheme, the operation control system 7 is electrically connected with the detection mechanism and the correction mechanism, so that the automation of bearing detection and correction is realized, the manual steps are simplified, the detection and correction efficiency is improved, and the detection accuracy and the correction accuracy are improved by controlling the detection mechanism and the correction mechanism through the operation control system 7.
Be provided with annular bearing way 12 on rectifying platform 1, be provided with circular opening in the annular bearing way 12, circular opening part is provided with the disc, and the disc includes upper disc 4, lower floor's disc 8 and supporting platform 10, is provided with support column 6 between upper disc 4 and the lower floor's disc 8, and 8 bottoms of lower floor's disc are provided with lift cylinder 9, and lift cylinder 9 fixes on supporting platform 10, and detection mechanism sets up on upper disc 4, and correction mechanism sets up on lower floor's disc 8.
Through this technical scheme, annular bearing way 12 is used for placing the bearing, and the disc setting makes things convenient for the disc to carry out lift adjustment at circular opening part, divide into upper disc 4 and lower floor's disc 8 two-layer with the disc, is used for placing detection mechanism and aligning gear respectively, has not only saved the space, and aligning gear and detection mechanism do not influence each other moreover, and aligning gear damages detection mechanism when preventing to rectify. Support column 6 is used for connecting upper disc 4 and lower floor's disc 8, support column 6 sets up the central point of upper disc 4 and lower floor's disc 8 and puts, can not hinder front end pressure column 11 and displacement sensor 5 like this and carry out the operation to the bearing, it sets up in lower floor's disc 8 to rectify the mechanism, detection mechanism sets up in upper disc 4, be because pneumatic cylinder 3 is equipped with on the correctional mechanism, the quality is heavy, need bigger holding power, and detection mechanism is last only to have displacement sensor 5 and sensor support, the quality is lighter, do not need very big holding power, 8 bottoms of lower floor's disc are provided with lift cylinder 9, can provide very big holding power, so set up correctional mechanism on lower floor's disc 8.
The detection mechanism comprises a displacement sensor 5 and a sensor support, the displacement sensor 5 is arranged on the sensor support, the sensor support is fixed on the upper-layer disc 4, the correction mechanism comprises a front-end pressure column 11, a hydraulic cylinder 3 and a hydraulic cylinder support, the front-end pressure column 11 is fixed on an extension shaft 16 of the hydraulic cylinder 3, the hydraulic cylinder 3 is arranged on the hydraulic cylinder support, and the hydraulic cylinder support is fixed on the lower-layer disc 8.
Through this technical scheme, displacement sensor 5 is used for detecting the error of bearing, and front end pressure post 11 exerts pressure to the bearing under the promotion of pneumatic cylinder 3, rectifies the bearing.
Annular bearing way 12 is provided with annular riser 15 outward, be provided with four pressure stick 2 on annular riser 15, pressure stick 2 sets up in annular bearing way 12's top, the angle between adjacent pressure stick 2 is 90 degrees, be provided with four fixed flat board 14 between annular bearing way 12 and the annular riser 15, four lead screw 13 and four motors, fixed flat board 14 sets up on lead screw 13, lead screw 13 passes through the motor and drives, the angle between adjacent fixed flat board 14 is 90 degrees, fixed flat board 14 and the contained angle of pressing between the stick 2 are 45 degrees.
Through the technical scheme, the bearing can be fixed and positioned when the bearing is detected or corrected. Pressing rod 2 to fix the bearing in vertical direction, preventing that the bearing perk or bearing from not putting and leveling, influence displacement sensor 5's testing result or influence front end and press the correction effect of post 11, fixed flat board 14 is fixed the bearing in the horizontal direction, prevents that the bearing from removing in the middle of testing process or the correction process. The angle between the adjacent pressure stick 2 is 90 degrees, and the angle between the adjacent fixed flat plate 14 is 90 degrees for press the even power of applying fixed bearing for the bearing of stick 2 and fixed flat plate 14, fixed flat plate 14 and the contained angle between the pressure stick 2 are 45 degrees, make fixed flat plate 14 and pressure stick 2 staggered arrangement, both do not influence each other, thereby play good fixed and location effect.
The annular bearing track 12 is provided with an emitting end of a photoelectric sensor, a receiving end and a photosensitive resistor of the photoelectric sensor are arranged on the side, close to the annular bearing track 12, of the press rod 2, and the photoelectric sensor and the photosensitive resistor are connected with the operation control system 7.
Through the technical scheme, when the bearing is placed on the annular bearing channel 12, the bearing can block a signal sent by the transmitting end of the photoelectric sensor to the receiving end of the photoelectric sensor, the photoelectric sensor transmits the signal to the arithmetic control system 7 that the bearing is placed on the annular bearing channel 12, the arithmetic control system 7 controls the annular lifter 15 to descend, the annular lifter 15 drives the pressing rod 2 to move towards the bearing until the pressing rod 2 presses the annular bearing channel 12, at the moment, the photoresistor on the pressing rod 2 close to the annular bearing channel 12 cannot detect light, the photoresistor transmits the signal that the pressing rod 2 presses the annular bearing channel 12 to the arithmetic control system 7, and the arithmetic control system 7 enables the annular lifter 15 to stop descending.
The contact surface of the front end compression leg 11 and the bearing is an arc surface, the number of the front end compression legs 11 is two, and the included angle between the two front end compression legs 11 is 180 degrees.
Through the technical scheme, the good correction effect is ensured. The bigger the contact area is, the more even the pressure that the object received, the contact surface of front end compression leg 11 and bearing is the cambered surface, and the setting of cambered surface makes front end compression leg 11 laminate with the bearing more, and area of contact is bigger, so when front end compression leg 11 was exerted pressure to the bearing, the front end compression leg 11's that the bearing received pressure was also more even, and the effect of correction is better. The correcting mechanism is provided with two front end pressing columns 11, the included angle of the two front end pressing columns 11 is 180 degrees, when the correcting mechanism only has one front end pressing column 11, when the front end pressing column 11 applies pressure to a certain position on the bearing, and the position of the bearing may be deviated due to the excessive pressure at the position of the bearing when the correction is performed, which is not beneficial to the subsequent correction of other positions of the bearing, when the correcting mechanism is provided with two front end pressing columns 11, the two front end pressing columns 11 are arranged on a straight line, and the two front end pressing columns move simultaneously and stop simultaneously, the moving distance is the same, the directions are opposite, if one of the front end pressing columns 11 applies pressure to a position on the bearing to correct the position, the position of the bearing is expected to be deviated due to the excessive pressure, but because another front-end pressing column 11 resists and supports, the position of the bearing is not deviated, and the bearing is ensured to be corrected at other places.
The side of the fixed flat plate 14 close to the annular bearing channel 12 is an arc-shaped surface, and a pressure sensor is arranged on the arc-shaped surface and is electrically connected with the operation control system 7.
Through this technical scheme, realized that fixed flat 14 is automatic to be fixed a position. When the photoelectric sensor transmits information that the bearing of the operation control system 7 is placed on the annular bearing channel 12, the operation control system 7 controls the motor to drive the screw rod 13 to rotate, the screw rod 13 drives the fixed flat plate 14 to move, when the fixed flat plate 14 is in contact with the bearing, the pressure sensor can feel pressure, when the pressure reaches a value, the fixed flat plate 14 is indicated to press the bearing, the pressure sensor transmits a signal to the operation control system 7 at the moment, and the operation control system 7 enables the motor to stop driving the screw rod 13 to rotate.
The diameter of the lower disc 8 is equal to the inner diameter of the annular bearing track 12.
Through this technical scheme, the life of aligning gear has been prolonged. The front end pressing column 11 is fixed on an extending shaft 16 of the hydraulic cylinder 3, when the diameter of the lower layer disc 8 is smaller than the inner diameter of the annular bearing channel 12, the front end pressing column 11 moves towards the annular bearing channel 12, the bearing is corrected, the front end pressure column 11 has no supporting force of the lower disc 8 and has a tendency of falling under the action of gravity, the front end pressure column 11 is fixed on an extension shaft 16 of the hydraulic cylinder 3, the part of the extension shaft 16 close to the front end pressure column 11 has a tendency of falling together with the front end pressure column 11, the part of the extension shaft 16 close to the hydraulic cylinder 3 is provided with the hydraulic cylinder 3 for providing supporting force, balance can be kept, the part of the extension shaft 16 close to the front end pressing column 11 and the part of the extension shaft 16 close to the hydraulic cylinder 3 are stressed differently, the extension shaft 16 of the hydraulic cylinder 3 is easy to deform or even damage, the service life of the extension shaft 16 is shortened, and therefore the service life of the correcting mechanism is shortened. Therefore, the diameter of the lower disc 8 is equal to the inner diameter of the annular bearing track 12, and a supporting force is provided for the front end pressing column 11, so that the stress of the extension shaft 16 is balanced, the service life of the extension shaft 16 is prolonged, and the service life of the correcting mechanism is prolonged.
The arc surface is provided with patterns.
Through this technical scheme, prevented that the bearing from rotating when detecting or correcting. The contact surface is rougher, and frictional force is bigger, is provided with the decorative pattern on the arcwall face, has increased the roughness of fixed dull and stereotyped 14 and bearing contact surface, has increased the frictional force between fixed dull and stereotyped 14 and the bearing to prevent that the bearing from rotating.
The number of the displacement sensors 5 is three, and the three displacement sensors 5 form an equilateral triangle.
Through the technical scheme, the detection mechanism is provided with the plurality of displacement sensors 5, measured signals are transmitted to the operation control system 7 to be subjected to Fourier transform, the interference of the eccentricity of the bearing on a detection result can be eliminated, and the detection accuracy is improved. The three displacement sensors 5 form an equilateral triangle shape, so that the center of the equilateral triangle and the center of the upper-layer disc are at the same point, and when different displacement sensors 5 collect the bearing inner diameter information at the same point, the positions of the displacement sensors 5 are the same, and the operation of the operation control system 7 is facilitated.
When the device is used for correction, firstly, a bearing is placed on the annular bearing channel 12, the bearing can block a signal sent by an emitting end of a photoelectric sensor to a receiving end of the photoelectric sensor, the photoelectric sensor transmits a signal that the bearing is already placed on the annular bearing channel 12 to the operation control system 7, the operation control system 7 controls the annular lifter 15 to descend, the control motor drives the screw rod 13 to rotate, the screw rod 13 drives the fixed flat plate 14 to move, when the photoresistor on the side, close to the annular bearing channel 12, of the pressure rod 2 cannot detect light, the photoresistor transmits a signal that the pressure rod 2 is already pressed on the annular bearing channel 12 to the operation control system 7, the operation control system 7 stops descending the annular lifter 15, when the pressure sensor on the fixed flat plate 14 detects that the pressure reaches a value, the pressure sensor transmits a signal to the fixed flat plate 14 of the operation control system 7 to press, the operation control system 7 enables the motor to stop driving the screw rod 13 to rotate, after the annular lifter 15 and the motor stop working, the lifting oil cylinder 9 descends the upper disc 4, enables the upper disc 4 and the bearing to be positioned at the same horizontal line, when the upper disc 4 and the bearing are positioned at the same horizontal line, the lifting oil cylinder 9 descends to the lowest position of the lifting height, the upper disc 4 starts to rotate under the driving of the motor, the displacement sensor 5 starts to detect data related to the inner diameter of the bearing, the displacement sensor 5 transmits the detected data to the operation control system 7, the operation control system 7 calculates the pressure required to be applied and the position of the applied pressure during correction according to the data, and transmits the pressure required to be applied and the position of the applied pressure during correction to the correction mechanism, the lifting oil cylinder 9 descends the lower disc 8, enables the lower disc 8 and the bearing to be positioned at the same horizontal line, when the lower disc 8 and the bearing are in the same horizontal line, the lifting oil cylinder 9 is lifted to the highest position of the lifting height, the lower disc 8 is driven by the motor to rotate according to the position transmitted by the operation control system 7, and the hydraulic cylinder 3 provides correction pressure for the front end pressure column 11 according to the pressure value transmitted by the operation control system 7. The device realizes the automation of bearing detection and correction, and improves the accuracy of detection and correction.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (2)
1. An automatic bearing calibration device with a pressure sensor for calibrating the inner diameter of a bearing, characterized in that: the device comprises a correction platform (1), a detection mechanism, a correction mechanism and an operation control system (7), wherein the detection mechanism, the correction mechanism and the operation control system (7) are arranged on the correction platform (1), and the detection mechanism and the correction mechanism are electrically connected with the operation control system (7); the correcting platform (1) is provided with an annular bearing channel (12), a circular opening is formed in the annular bearing channel (12), a disc is arranged at the circular opening and comprises an upper disc (4), a lower disc (8) and a supporting platform (10), a supporting column (6) is arranged between the upper disc (4) and the lower disc (8), a lifting oil cylinder (9) is arranged at the bottom of the lower disc (8), the lifting oil cylinder (9) is fixed on the supporting platform (10), the detecting mechanism is arranged on the upper disc (4), and the correcting mechanism is arranged on the lower disc (8);
an annular lifter (15) is arranged outside the annular bearing channel (12), four pressing rods (2) are arranged on the annular lifter (15), the pressing rods (2) are arranged above the annular bearing channel (12), the angle between every two adjacent pressing rods (2) is 90 degrees, four fixing flat plates (14), four screw rods (13) and four motors are arranged between the annular bearing channel (12) and the annular lifter (15), the fixing flat plates (14) are arranged on the screw rods (13), the screw rods (13) are driven by the motors, the angle between every two adjacent fixing flat plates (14) is 90 degrees, and the included angle between each fixing flat plate (14) and the corresponding pressing rod (2) is 45 degrees;
the annular bearing track (12) is provided with an emitting end of a photoelectric sensor, the side of the press rod (2) close to the annular bearing track (12) is provided with a receiving end of the photoelectric sensor and a photosensitive resistor, and the photoelectric sensor and the photosensitive resistor are connected with an operation control system (7);
the side, close to the annular bearing channel (12), of the fixed flat plate (14) is an arc-shaped surface, a pressure sensor is arranged on the arc-shaped surface, and the pressure sensor is connected with the operation control system (7).
2. The automatic bearing calibration device with a pressure sensor as claimed in claim 1, wherein: the detection mechanism comprises a displacement sensor (5) and a sensor support, the displacement sensor (5) is arranged on the sensor support, the sensor support is fixed on the upper-layer disc (4), the correction mechanism comprises a front-end pressure column (11), a hydraulic cylinder (3) and a hydraulic cylinder support, an extension shaft (16) is arranged on the hydraulic cylinder (3), the front-end pressure column (11) is fixed on the extension shaft (16) of the hydraulic cylinder (3), the hydraulic cylinder (3) is arranged on the hydraulic cylinder support, and the hydraulic cylinder support is fixed on the lower-layer disc (8); the contact surface of the front end pressing columns (11) and the bearing is an arc surface, the number of the front end pressing columns (11) is two, and the included angle of the two front end pressing columns (11) is 180 degrees; the number of the displacement sensors (5) is three, and the three displacement sensors (5) form an equilateral triangle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010234631.5A CN111390492B (en) | 2018-12-31 | 2018-12-31 | Automatic bearing correcting device with pressure sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010234631.5A CN111390492B (en) | 2018-12-31 | 2018-12-31 | Automatic bearing correcting device with pressure sensor |
| CN201811650649.2A CN109622672B (en) | 2018-12-31 | 2018-12-31 | Automatic bearing correcting device |
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| CN201811650649.2A Division CN109622672B (en) | 2018-12-31 | 2018-12-31 | Automatic bearing correcting device |
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| CN111390492A true CN111390492A (en) | 2020-07-10 |
| CN111390492B CN111390492B (en) | 2021-07-30 |
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| CN202010234631.5A Active CN111390492B (en) | 2018-12-31 | 2018-12-31 | Automatic bearing correcting device with pressure sensor |
| CN202010234619.4A Active CN111408637B (en) | 2018-12-31 | 2018-12-31 | Bearing automatic correction device with displacement sensor |
| CN201811650649.2A Active CN109622672B (en) | 2018-12-31 | 2018-12-31 | Automatic bearing correcting device |
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| CN201811650649.2A Active CN109622672B (en) | 2018-12-31 | 2018-12-31 | Automatic bearing correcting device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111408637A (en) | 2020-07-14 |
| CN109622672B (en) | 2020-04-21 |
| CN111408637B (en) | 2023-01-10 |
| CN109622672A (en) | 2019-04-16 |
| CN111390492B (en) | 2021-07-30 |
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Effective date of registration: 20220328 Address after: 226600 169 Li Fa FA Road, Chengdong Town, Haian City, Nantong, Jiangsu. Patentee after: Nantong heims Intelligent Technology Co.,Ltd. Address before: 325600 Liushi Town, Yueqing City, Wenzhou, Zhejiang Province Patentee before: Yueqing chenzhuo Electric Co.,Ltd. |