CN113433496A - Device for detecting residual magnetism of bearing - Google Patents
Device for detecting residual magnetism of bearing Download PDFInfo
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- CN113433496A CN113433496A CN202110868670.5A CN202110868670A CN113433496A CN 113433496 A CN113433496 A CN 113433496A CN 202110868670 A CN202110868670 A CN 202110868670A CN 113433496 A CN113433496 A CN 113433496A
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- driving
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- frame
- pressing disc
- magnetic sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
- G01R33/1253—Measuring galvano-magnetic properties
Abstract
A device for detecting residual magnetism of a bearing relates to the technical field of bearing production and is used for solving the problem that the residual magnetism of the bearing is low in detection efficiency in the prior art. A device for detecting residual magnetism of a bearing comprises an electromagnetic detection system, wherein the electromagnetic detection system comprises a magnetic sensor, and further comprises a rack, a first motor, a driving pressing disc, a driven pressing disc and a sliding frame, the driving pressing disc is rotatably arranged relative to the rack, the driven pressing disc is rotatably arranged relative to the rack, the driving pressing disc and the driven pressing disc are oppositely arranged, the distance between the driving pressing disc and the driven pressing disc is adjustable, and the first motor is in transmission connection with the first pressing disc; the magnetic sensor is carried on the sliding frame, and the sliding frame is connected with a sliding frame driving mechanism. The residual magnetism detection device has the advantages of being beneficial to improving the efficiency of residual magnetism detection of the bearing and being beneficial to comprehensively carrying out residual magnetism detection on the bearing.
Description
Technical Field
The invention relates to the technical field of bearing production, in particular to a device for detecting residual magnetism of a bearing.
Background
If the bearing can generate a magnetic field, the wear rate of the bearing can be accelerated during the use process of the bearing; the reason is that the magnetic field generated by the bearing attracts iron chips, so that the bearing adsorbs the iron chips, and the iron chips accelerate the abrasion of the bearing. In order to reduce or even eliminate the magnetic phenomenon of the bearing, the bearing needs to be demagnetized in the production process of the bearing. For example, a double row tapered roller bearing is a type of bearing commonly used in a type of railway traffic; for the bearing, demagnetization work needs to be carried out after production, and the residual magnetism condition of the bearing needs to be detected.
And if the demagnetization of the bearing reaches the standard, the residual magnetism detection work needs to be carried out on the bearing.
In the prior art, a residual magnetism detection system or a residual magnetism detector is used for detecting the residual magnetism of a bearing. The residual magnetism detecting system or the residual magnetism detector includes a magnetic sensor. The bearing is subjected to residual magnetism detection work by holding the magnetic sensor by hand and then approaching the magnetic sensor to the bearing. However, this detection method can only partially detect the residual magnetism of the bearing, and has low detection efficiency.
Disclosure of Invention
The invention aims to provide a device for detecting the residual magnetism of a bearing, which is used for solving the problem of low residual magnetism detection efficiency of the bearing in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a device for detecting residual magnetism of a bearing comprises an electromagnetic detection system, wherein the electromagnetic detection system comprises a magnetic sensor, and further comprises a rack, a first motor, a driving pressing disc, a driven pressing disc and a sliding frame, the driving pressing disc is rotatably arranged relative to the rack, the driven pressing disc is rotatably arranged relative to the rack, the driving pressing disc and the driven pressing disc are oppositely arranged, the distance between the driving pressing disc and the driven pressing disc is adjustable, and the first motor is in transmission connection with the first pressing disc;
the magnetic sensor is carried on the sliding frame, and the sliding frame is connected with a sliding frame driving mechanism.
Further, the magnetic sensor comprises a first magnetic sensor and a second magnetic sensor, and the distance between the first magnetic sensor and the second magnetic sensor is adjustable.
Furthermore, a first driving belt wheel and a first driven belt wheel are rotatably connected to the carriage, the first driving belt wheel is in transmission connection with a second motor, a first transmission belt is connected between the first driving belt wheel and the first driven belt wheel, a first extension frame is connected to the first transmission belt, and the first magnetic sensor is connected to the first extension frame;
the sliding frame is rotatably connected with a second driving belt wheel and a second driven belt wheel, the second driving belt wheel is in transmission connection with a third motor, a second transmission belt is connected between the second driving belt wheel and the second driven belt wheel, a second extending frame is connected onto the second transmission belt, and the second magnetic sensor is connected onto the second extending frame.
Further, a first driving sprocket and a first driven sprocket are rotatably connected to the carriage, the first driving sprocket is in transmission connection with a second motor, a first chain is connected between the first driving sprocket and the first driven sprocket, a first extension frame is connected to the first chain, and the first magnetic sensor is connected to the first extension frame;
the sliding frame is rotatably connected with a second driving chain wheel and a second driven chain wheel, the second driving chain wheel is in transmission connection with a third motor, a second chain is connected between the second driving chain wheel and the second driven chain wheel, a second extending frame is connected onto the second chain, and a second magnetic sensor is connected onto the second extending frame.
Furthermore, the sliding driving mechanism comprises a fourth motor, a third driving belt wheel, a third driven belt wheel and a third transmission belt, the third driving belt wheel and the third driven belt wheel are respectively connected to the rack in a rotating mode, the fourth motor is connected with the third driving belt wheel in a transmission mode, the third transmission belt is connected between the third driving belt wheel and the third driven belt wheel, and the sliding frame is connected with the third transmission belt.
Further, the sliding driving mechanism comprises a fourth motor, a third driving chain wheel, a third driven chain wheel and a third chain, the third driving chain wheel and the third driven chain wheel are respectively connected to the rack in a rotating mode, the third driving chain wheel is connected with the fourth motor in a transmission mode, the third chain is connected between the third driving chain wheel and the third driven chain wheel, and the sliding frame is connected with the third chain.
Furthermore, the driven pressing disc is rotatably connected to a sliding shaft, the sliding shaft is slidably connected to the rack, the sliding shaft is connected with an air cylinder, and the air cylinder is used for driving the sliding shaft to slide on the rack.
Has the advantages that:
the invention is beneficial to carrying out comprehensive residual magnetism detection work on the end face of the detected bearing, and the process is called end face residual magnetism detection for short. In the process of detecting the residual magnetism of the end face: the distance between the first electromagnetic sensor and the second electromagnetic sensor is fixed, the bearing rotates, the sliding frame slides along the direction which is parallel to the radial direction of the detected bearing, the first electromagnetic sensor can cover one end of the detected bearing, the second electromagnetic sensor can cover the other end of the bearing, and therefore comprehensive residual magnetism detection work can be conducted on the two ends of the bearing.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
in the figure: 1 frame, 11 first motor, 12 driving pressing disc, 13 driven pressing disc, 14 sliding shaft, 15 air cylinder, 2 sliding frame, 21 fourth motor, 22 third driving belt wheel, 23 third driven belt wheel, 24 third driving belt, 3 first magnetic sensor, 31 first driving belt wheel, 32 first driven belt wheel, 33 second motor, 34 first driving belt, 35 first extending frame, 4 second magnetic sensor, 41 second driving belt wheel, 42 second driven belt wheel, 43 third motor, 44 second driving belt, 45 second extending frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The first implementation mode comprises the following steps:
as shown in fig. 1 and 2, an apparatus for detecting residual magnetism of a bearing includes an electromagnetic detection system, the electromagnetic detection system includes a magnetic sensor, and further includes a frame 1, a first motor 11, a driving pressing disc 12, a driven pressing disc 13 and a carriage 2, the driving pressing disc 12 is rotatably disposed with respect to the frame 1, the driven pressing disc 13 is rotatably disposed with respect to the frame 1, the driving pressing disc 12 is relatively disposed with respect to the driven pressing disc 13, a distance between the driving pressing disc 12 and the driven pressing disc 13 is adjustable, and the first motor 11 is in transmission connection with the first pressing disc; the carriage 2 is slidably connected to the frame 1, the magnetic sensor is mounted on the carriage 2, and the carriage 2 is connected to a carriage 2 drive mechanism. The magnetic sensors include a first magnetic sensor 3 and a second magnetic sensor 4, and the first magnetic sensor 3 and the second magnetic sensor 4 are adjustable in distance.
As shown in figure 1, the invention is used for carrying out residual magnetism detection work on the bearing, and has the advantages of capability of carrying out the residual magnetism detection work on the bearing comprehensively and rapidly, high detection efficiency and comprehensive detection. The use mode of the invention is as follows: the detected bearing is clamped by the driving pressing disc 12 and the driven pressing disc 15, and the detected bearing is placed in the following way: the axis of the detected bearing is collinear with the axis of the rotating shaft of the active pressing disc 12. The driving pressing disc 12 is driven by the first motor 11 to rotate, and then the detected bearing and the driven pressing disc 13 are driven to rotate; in the rotation process of the detected bearing, the magnetic sensor is arranged around the detected bearing, and then the residual magnetism detection work is carried out on the bearing. Through the rotation of the bearing, the residual magnetism detection work of the bearing can be comprehensively carried out, and meanwhile, the work efficiency of the residual magnetism detection work can be improved.
As shown in FIG. 1, the invention is beneficial to the overall residual magnetism detection of the end face of the detected bearing, and the process is referred to as end face residual magnetism detection for short. In the process of detecting the residual magnetism of the end face: the interval of first electromagnetic sensor 3 and second electromagnetic sensor 4 is fixed, and the bearing rotates, makes carriage 2 slide along the direction with being detected the radial parallel of bearing, and then makes first electromagnetic sensor 3 can cover the one end that is detected the bearing for second electromagnetic sensor 4 can cover the other end of bearing, and then does benefit to and carries out comprehensive remanence detection work to the both ends of bearing.
As shown in fig. 1, a first driving pulley 31 and a first driven pulley 32 are rotatably connected to the carriage, the first driving pulley 31 is in transmission connection with a second motor 33, a first transmission belt 34 is connected between the first driving pulley 31 and the first driven pulley 32, a first extension frame 35 is connected to the first transmission belt 34, and the first magnetic sensor 3 is connected to the first extension frame 35. A second driving pulley 41 and a second driven pulley 42 are rotatably connected to the carriage, the second driving pulley 41 is in transmission connection with a third motor 43, a second transmission belt 44 is connected between the second driving pulley 41 and the second driven pulley 42, a second extension frame 45 is connected to the second transmission belt 44, and the second magnetic sensor 4 is connected to the second extension frame 45.
As shown in FIG. 1, the invention is beneficial to complete residual magnetism detection work of the side surface of the detected bearing, and the process is referred to as side surface residual magnetism detection work for short. The working process of the side remanence detection is as follows: the distance between the first magnetic sensor 3 and the detected bearing (this distance refers to the distance in the direction parallel to the radial direction of the detected bearing) is fixed, and the distance between the second magnetic sensor 4 and the detected bearing is fixed; the detected bearing rotates; the distance between the first magnetic sensor 3 and the second magnetic sensor 4 is adjusted, so that the first magnetic sensor 3 covers half of the side face of the detected bearing, the second magnetic sensor 4 covers the other half of the side face of the detected bearing, and comprehensive residual magnetism detection work is conducted on the side face of the detected bearing. The principle of adjusting the distance between the first magnetic sensor 3 and the second magnetic sensor 4 is that the second motor 33 drives the first driving belt 34 to move, so as to drive the first extension frame 35 to displace, and further drive the first magnetic sensor 3 to displace; the third motor 43 drives the second transmission belt 42 to move, so as to drive the second extension frame 45 to displace, and further drive the second magnetic sensor 4 to displace. The pitch of the first and second magnetic sensors 3 and 4 is adjusted by adjusting the displacement of the first and second magnetic sensors 3 and 4.
As shown in fig. 1, the sliding driving mechanism includes a fourth motor 21, a third driving pulley 22, a third driven pulley 23 and a third transmission belt 24, the third driving pulley 22 and the third driven pulley 23 are respectively rotatably connected to the frame 1, the fourth motor 21 is in transmission connection with the third driving pulley 22, the third transmission belt 24 is connected between the third driving pulley 22 and the third driven pulley 23, and the sliding frame 2 is connected with the third transmission belt. The movement of the third belt 24, and therefore of the carriage 2, is driven by the fourth motor 21.
As shown in fig. 1, the driven pressing disk 13 is rotatably connected to a sliding shaft 14, the sliding shaft 14 is slidably connected to the frame 1, the sliding shaft 14 is connected to an air cylinder 15, and the air cylinder 15 is used for driving the sliding shaft 14 to slide on the frame 1, and further used for adjusting the distance between the driving pressing disk 12 and the driven pressing disk 13, and further used for controlling the clamping or releasing work of the driving pressing disk 12 and the driven pressing disk 13 to the detected bearing. In the using process, the optimal orientation layout mode of the driving pressing disc 12 and the driven pressing disc 13 is that the driving pressing disc 12 and the driven pressing disc 13 are arranged in a mode that one is arranged above the other, so that the bearing to be detected is lifted, and the bearing is placed.
The second embodiment:
compared with the first embodiment, the differences of the second embodiment include the following points:
the difference point is that the first point is a point,
in a second embodiment, the first drive pulley is replaced with a first drive sprocket, the first driven pulley is replaced with a first driven sprocket, the first drive belt is replaced with a first chain, the second drive pulley is replaced with a second drive sprocket, the second driven pulley is replaced with a second driven sprocket, and the second drive belt is replaced with a second chain, namely: a first driving chain wheel and a first driven chain wheel are rotatably connected to the sliding frame, the first driving chain wheel is in transmission connection with the second motor, a first chain is connected between the first driving chain wheel and the first driven chain wheel, a first extending frame is connected to the first chain, and a first magnetic sensor is connected to the first extending frame; the sliding frame is rotatably connected with a second driving chain wheel and a second driven chain wheel, the second driving chain wheel is in transmission connection with a third motor 43, a second chain is connected between the second driving chain wheel and the second driven chain wheel, a second extending frame 45 is connected onto the second chain, and a second magnetic sensor 4 is connected onto the second extending frame.
The difference point is two, and the difference point is two,
in a second embodiment, the third drive pulley, the third driven pulley, and the third drive belt are replaced with a third drive sprocket, a third driven sprocket, and a third chain, respectively, in the first embodiment, that is: the sliding driving mechanism comprises a fourth motor 21, a third driving chain wheel, a third driven chain wheel and a third chain, the third driving chain wheel and the third driven chain wheel are respectively connected to the rack 1 in a rotating mode, the third driving chain wheel is in transmission connection with the fourth motor 21, the third chain is connected between the third driving chain wheel and the third driven chain wheel, and the sliding frame 2 is connected with the third chain.
Claims (7)
1. A device for detecting residual magnetism of a bearing comprises an electromagnetic detection system, wherein the electromagnetic detection system comprises a magnetic sensor and is characterized by further comprising a rack, a first motor, a driving pressing disc, a driven pressing disc and a sliding frame, the driving pressing disc is rotatably arranged relative to the rack, the driven pressing disc is rotatably arranged relative to the rack, the driving pressing disc and the driven pressing disc are oppositely arranged, the distance between the driving pressing disc and the driven pressing disc is adjustable, and the first motor is in transmission connection with the first pressing disc;
the magnetic sensor is carried on the sliding frame, and the sliding frame is connected with a sliding frame driving mechanism.
2. The apparatus of claim 1, wherein the magnetic sensors include a first magnetic sensor and a second magnetic sensor, and wherein the first magnetic sensor and the second magnetic sensor are spaced apart by an adjustable distance.
3. The device for detecting the residual magnetism of the bearing according to claim 2, wherein a first driving pulley and a first driven pulley are rotatably connected to the carriage, the first driving pulley is in transmission connection with the second motor, a first transmission belt is connected between the first driving pulley and the first driven pulley, a first extension frame is connected to the first transmission belt, and the first magnetic sensor is connected to the first extension frame;
the sliding frame is rotatably connected with a second driving belt wheel and a second driven belt wheel, the second driving belt wheel is in transmission connection with a third motor, a second transmission belt is connected between the second driving belt wheel and the second driven belt wheel, a second extending frame is connected onto the second transmission belt, and the second magnetic sensor is connected onto the second extending frame.
4. The device for detecting residual magnetism of a bearing according to claim 2, wherein a first driving sprocket and a first driven sprocket are rotatably connected to the carriage, the first driving sprocket is in transmission connection with the second motor, a first chain is connected between the first driving sprocket and the first driven sprocket, a first extension frame is connected to the first chain, and the first magnetic sensor is connected to the first extension frame;
the sliding frame is rotatably connected with a second driving chain wheel and a second driven chain wheel, the second driving chain wheel is in transmission connection with a third motor, a second chain is connected between the second driving chain wheel and the second driven chain wheel, a second extending frame is connected onto the second chain, and a second magnetic sensor is connected onto the second extending frame.
5. The apparatus of claim 1 wherein the slide drive mechanism includes a fourth motor, a third drive pulley, a third driven pulley, and a third drive belt, the third drive pulley and the third driven pulley being rotatably coupled to the frame, the fourth motor being drivingly coupled to the third drive pulley, the third drive belt being coupled between the third drive pulley and the third driven pulley, and the slide frame being coupled to the third drive belt.
6. The apparatus of claim 1 wherein the slide drive mechanism includes a fourth motor, a third drive sprocket, a third driven sprocket, and a third chain, the third drive sprocket and the third driven sprocket being rotatably coupled to the frame, the third drive sprocket being drivingly coupled to the fourth motor, the third chain being coupled between the third drive sprocket and the third driven sprocket, and the slide frame being coupled to the third chain.
7. The apparatus of claim 1 wherein the driven puck is rotatably coupled to a slide shaft, the slide shaft being slidably coupled to the frame, the slide shaft being coupled to a cylinder, the cylinder being configured to drive the slide shaft to slide on the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110868670.5A CN113433496A (en) | 2021-07-30 | 2021-07-30 | Device for detecting residual magnetism of bearing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110868670.5A CN113433496A (en) | 2021-07-30 | 2021-07-30 | Device for detecting residual magnetism of bearing |
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| Publication Number | Publication Date |
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| CN113433496A true CN113433496A (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110868670.5A Pending CN113433496A (en) | 2021-07-30 | 2021-07-30 | Device for detecting residual magnetism of bearing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062985A (en) * | 2021-11-03 | 2022-02-18 | 人本股份有限公司 | Bearing residual magnetism detection device |
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2021
- 2021-07-30 CN CN202110868670.5A patent/CN113433496A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062985A (en) * | 2021-11-03 | 2022-02-18 | 人本股份有限公司 | Bearing residual magnetism detection device |
| CN114062985B (en) * | 2021-11-03 | 2023-08-11 | 人本股份有限公司 | Bearing residual magnetism detection device |
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