CN216978363U - External gear bearing detection device - Google Patents
External gear bearing detection device Download PDFInfo
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- CN216978363U CN216978363U CN202123107451.XU CN202123107451U CN216978363U CN 216978363 U CN216978363 U CN 216978363U CN 202123107451 U CN202123107451 U CN 202123107451U CN 216978363 U CN216978363 U CN 216978363U
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- 239000002817 coal dust Substances 0.000 description 3
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Abstract
The utility model discloses an external gear bearing detection device, relates to the technical field of mechanical transmission detection, and solves the technical problem that in the related technology, the external gear bearing is inaccurate to detect before being on line as a spare part, so that the failure rate is high during the later operation of equipment. The device comprises an external gear bearing, a disc body, a motor and a torque measuring mechanism, wherein the external gear bearing comprises an inner ring and a gear outer ring, the inner ring is fixed on the disc body, the motor is in meshing transmission connection with the gear outer ring, and the torque measuring mechanism is used for detecting driving torque when the motor drives the gear outer ring so as to judge the qualification of the external gear bearing. Compared with a transmission judgment method of a manual barring, the method has the advantages that the external gear bearing is subjected to advanced offline detection, the actual effect of bearing operation can be better practiced, whether the driving force is in a feasible and reasonable interval or not is judged through electrical display, and loss of return repair and the like caused by the fact that a spare part is on line and has a problem is effectively improved.
Description
Technical Field
The utility model relates to the technical field of mechanical transmission detection, in particular to an external gear bearing detection device.
Background
The separator of the medium-speed coal mill is a dynamic separator, is arranged on the middle frame body and is responsible for separating coal dust, the coal dust meeting the requirement of granularity is blown away, and the coal dust not meeting the requirement falls back to the millstone for re-grinding. The separator is an important device of a medium-speed mill, the operation of the separator is realized by driving an external tooth ball bearing through a motor gear, and the production and the equipment are seriously influenced by overhigh and unstable current of a motor of the separator.
Before the spare parts are on-line, the feeling is removed through manual turning in the traditional method, the judgment is inaccurate, the direct vision feeling is not strong, the current is too high after the spare parts are on-line loaded, the forced maintenance is caused, and the reliability of the method is not high. Moreover, the equipment is not convenient to check the internal bearing during operation, if the bearing is not directly installed by detection, the fault is caused to be high, and great loss is caused to the equipment and the production after the bearing is used. And are very difficult to replace once problems arise.
SUMMERY OF THE UTILITY MODEL
The application provides an outer gear bearing detection device, has solved among the relevant art outer gear bearing and has detected before as the spare part line inadequately and lead to the technical problem that equipment later stage operation trouble height is sent out.
The application provides an external gear bearing detection device, including external gear bearing, disk body, motor and moment measurement mechanism, external gear bearing includes inner circle and gear outer lane, and the inner circle is fixed in the disk body, and the motor is connected with gear outer lane meshing transmission, and moment measurement mechanism is used for driving moment when detecting motor drive gear outer lane in order to judge the qualification nature of external gear bearing.
Optionally, the external gear bearing inspection apparatus further comprises:
the power supply is electrically connected with the motor; and
the motor control cabinet is connected with the motor, and the torque measuring mechanism comprises a control motor control cabinet and a driving torque measuring mechanism for measuring the running current when the motor drives the outer ring of the gear so as to detect the driving torque when the motor drives the outer ring of the gear.
Optionally, the external gear bearing detection device is further provided with a speed reducer and a transmission gear, the motor and the speed reducer are sequentially in transmission connection with the transmission gear, and the transmission gear is in meshing transmission connection with the outer ring of the gear.
Optionally, the motor is provided with a bracket, one end of the bracket is fixed to the tray body, and the other end of the bracket is provided with the motor so as to fix the motor to the tray body.
Optionally, the inner ring is provided with a magnet, the inner ring is magnetically fixed with the plurality of magnets, and the magnet is magnetically fixed with the disc body to fix the inner ring to the disc body.
Optionally, the magnet comprises a magnet.
Alternatively, the height of the magnet is set in various specifications to adjust the inner ring in the height direction.
Optionally, a travelling wheel is further connected below the disc body.
Optionally, a folding support frame is arranged below the tray body to stabilize the tray body.
Optionally, the outer gear bearing is provided with a lifting tool to mount the magnet to the underside of the inner ring.
The beneficial effect of this application is as follows: the application provides an external gear bearing detection device, fix the inner circle through external gear bearing at the disk body, the gear outer lane through motor drive external gear bearing rotates, wherein realize the transmission through the meshing cooperation, detect the drive moment when motor drive gear outer lane rotates through moment measuring mechanism, through the standard torque value contrast with in the design manual, judge whether this external gear bearing is qualified, the outer tooth ball bearing's of the separator that is particularly useful for the medium speed to grind detection in advance, compare in the transmission judgement method of manual barring, this application carries out the off-line detection that advances to external gear bearing, can practice out bearing moving actual effect better, through electric display drive power, judge whether in feasible reasonable interval, improve the spare part effectively and go up the line problem and cause the loss of returning the factory maintenance etc..
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of an external gear bearing detection device provided by the present application.
The attached drawings are marked as follows: 100-external gear bearing, 110-inner ring, 111-magnet, 120-gear outer ring, 200-disc body, 210-road wheel, 300-motor, 310-speed reducer, 320-transmission gear, 400-power supply and 500-bracket.
Detailed Description
The embodiment of the application provides an outer gear bearing detection device, and the technical problem that in the prior art, the outer gear bearing is inaccurate to detect before serving as a spare part on line, so that the later-stage operation failure of equipment is high is solved.
In order to solve the technical problems, the general idea of the embodiment of the application is as follows:
the utility model provides an external gear bearing detection device, includes external gear bearing, disk body, motor and moment measuring mechanism, and external gear bearing includes inner circle and gear outer lane, and the inner circle is fixed in the disk body, and the motor is connected with gear outer lane meshing transmission, and moment measuring mechanism is used for the drive moment in the time of detecting motor drive gear outer lane in order to judge the qualification of external gear bearing.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Referring to fig. 1, the present application provides an external gear bearing detection apparatus, which is suitable for advanced detection of an external gear ball bearing of a separator of a medium speed mill. The device comprises an external gear bearing 100, a disc body 200, a motor 300 and a torque measuring mechanism, wherein the external gear bearing 100 consists of an inner ring 110 and a gear outer ring 120. As shown in fig. 1, the inner ring 110 is fixed on the disc 200, the motor 300 is in meshing transmission connection with the gear outer ring 120, wherein the gear outer ring 120 is provided with gears on the outer circumference side, so that the gear outer ring 120 is driven by the motor 300 to rotate, and the inner ring 110 is fixed, simulating the actual operation of the external gear bearing 100. The torque measuring mechanism in the device is used for detecting the driving torque when the motor 300 drives the gear outer ring 120, and comparing the detected driving torque with a standard torque value in a design manual to judge the qualification of the external gear bearing 100, and the unqualified data prohibits the external gear bearing from being on-line and returns to the factory for maintenance.
The measured driving torque of the motor 300 is applied to the external gear bearing 100, and a frictional force exists between the inner ring 110 and the outer gear ring 120. When the motor 300 drives the gear outer ring 120 to rotate, the driving torque of the motor 300 can be detected by detecting the magnitude of the gear running current, the rotating speed of the motor 300, the power and the like, which belongs to a common means and is not described herein.
Compared with a transmission judgment method of a manual barring gear, the external gear bearing detection device of the embodiment can perform advanced offline detection on the external gear bearing 100, can better practice the actual effect of bearing operation, judges whether the external gear bearing is in a feasible and reasonable interval by electrically displaying the driving force, and effectively improves the loss of return repair and the like caused by the problem of the on-line spare parts. When the bearing is detected to be unqualified, the bearing can be returned to the factory for maintenance on the next step, and the fault that equipment is shut down due to online is avoided.
Optionally, the external gear bearing detection device further comprises a power supply 400 and a control cabinet of the motor 300, wherein the power supply 400 is electrically connected with the motor 300, and as shown in fig. 1, the power supply 400 is connected with the motor 300 through a wire. The motor 300 control cabinet is connected with the motor 300, and the torque measuring mechanism comprises a control cabinet for controlling the motor 300 and a torque measuring mechanism for measuring the running current when the motor 300 drives the gear outer ring 120 so as to detect the driving torque when the motor 300 drives the gear outer ring 120.
The actual operation of the motor 300 is controlled by the control cabinet of the motor 300, and as for the control cabinet of the motor 300, a control program of the motor 300 can be correspondingly added, a signal command of the control cabinet of the motor 300 is input into the control cabinet of the motor 300, and relevant parameters are obtained, so that the operating current when the motor 300 drives the gear outer ring 120 is measured.
Optionally, as shown in fig. 1, the external gear bearing detection device is further provided with a speed reducer 310 and a transmission gear 320, the motor 300, the speed reducer 310 and the transmission gear 320 are sequentially in transmission connection, and the transmission gear 320 is in meshing transmission connection with the gear outer ring 120. By adding the speed reducer 310, the gear outer ring 120 can run stably.
Alternatively, the motor 300 is provided with a bracket 500, one end of the bracket 500 is fixed to the disc body 200, and the other end is provided with the motor 300, so as to fix the motor 300 to the disc body 200, thereby forming an integral effect of the motor 300 and the disc body 200, and facilitating the installation and detection process of the outer gear bearing 100.
As shown in fig. 1, in the scheme that the motor 300, the speed reducer 310, the transmission gear 320 and the gear outer ring 120 are sequentially in transmission connection, the motor 300 is erected through the bracket 500, the speed reducer 310 and the transmission gear 320 are sequentially arranged below the motor 300, and the transmission gear 320 and the gear outer ring 120 are in the same plane and are in meshing connection, so that the whole body is favorable for spatial arrangement, the external gear bearing 100 is conveniently mounted on the disc body 200, and the requirement of the horizontal arrangement condition of the disc body 200 is met.
Alternatively, as shown in fig. 1, the inner ring 110 is provided with a magnet 111, and the magnet 111 may be made of a magnet. The inner ring 110 is magnetically fixed to the plurality of magnets 111, and the magnets 111 are magnetically fixed to the tray 200, so that the inner ring 110 is fixed to the tray 200. Wherein, it is fixed to satisfy magnet 111 and disk body 200 magnetism, and disk body 200 can be made by steel or other magnetism materials of inhaling, preferably adopts steel, including drawing materials simply, satisfies the magnetism requirement of inhaling, and structural strength is good, and the economic nature is good, the advantage that the quality is lighter.
As shown in fig. 1, an optional plurality of magnets 111 are uniformly arranged in a ring shape under the inner ring 110.
Also, the fixing position of the magnet 111 on the disc 200 may be according to the inner ring 110 of different specifications in practice, so that the present apparatus satisfies the inspection conditions of all models of the external gear bearings 100.
Alternatively, the heights of the magnets 111 are set in various specifications, that is, a plurality of magnets 111 with various heights are reserved for adjusting the heights of the different external gear bearings 100 on the disk body 200 to achieve a better effect, including the meshing connection of the gear outer ring 120 and the transmission gear 320.
Alternatively, the external gear bearing 100 is provided with a lifting tool by which the bearing is lifted to mount the magnet 111 to the lower side of the inner ring 110. Then, the translation magnet 111 adjusts the position of the inner ring 110 by proper adjustment on the disc body 200, so that the outer gear ring 120 is well matched with the transmission gear 320.
Optionally, as shown in fig. 1, a walking wheel 210 is further connected below the disc body 200, and the walking wheel 210 is provided with a corresponding rod member and fixed below the disc body 200, so that the disc body is convenient to push in use and is convenient to actually adjust.
Optionally, a foldable support frame is provided under the tray 200 to stabilize the tray 200 and prevent adverse conditions of vibration and flow.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. An external gear bearing inspection device, comprising:
the external gear bearing comprises an inner ring and a gear outer ring;
the inner ring is fixed on the disc body;
the motor is in meshed transmission connection with the outer ring of the gear; and
and the torque measuring mechanism is used for detecting the driving torque when the motor drives the outer ring of the gear so as to judge the qualification of the external gear bearing.
2. The external gear bearing inspection device according to claim 1, wherein the external gear bearing inspection device further comprises:
a power source electrically connected to the motor; and
the torque measuring mechanism comprises a motor control cabinet and a torque measuring mechanism, wherein the motor control cabinet is connected with the motor, and the torque measuring mechanism controls the motor control cabinet and measures the running current when the motor drives the outer ring of the gear so as to detect the driving torque when the motor drives the outer ring of the gear.
3. The external gear bearing inspection device according to claim 1, wherein the external gear bearing inspection device is further provided with a speed reducer and a transmission gear, the motor, the speed reducer and the transmission gear are sequentially in transmission connection, and the transmission gear is in meshing transmission connection with the outer ring of the gear.
4. The external gear bearing inspection device according to claim 1, wherein the motor is provided with a bracket having one end fixed to the tray body and the other end mounting the motor to fix the motor to the tray body.
5. The external gear bearing inspection device according to claim 1, wherein said inner ring is provided with a magnet, said inner ring being magnetically fixed to a plurality of magnets, and a magnet being magnetically fixed to said disk body to fix said inner ring to said disk body.
6. The external gear bearing inspection device of claim 5, wherein said magnet comprises a magnet.
7. The external gear bearing inspection apparatus as set forth in claim 5, wherein the height of said magnet is set in various specifications to adjust said inner ring in a height direction.
8. The external gear bearing inspection device of claim 1, wherein road wheels are further connected to the underside of said disk body.
9. The external gear bearing inspection device according to claim 1 or 8, wherein a folding support is provided under the disk body to stabilize the disk body.
10. The external gear bearing inspection device according to claim 5, wherein said external gear bearing is provided with a lifting tool to mount said magnet to a lower side of said inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123107451.XU CN216978363U (en) | 2021-12-11 | 2021-12-11 | External gear bearing detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123107451.XU CN216978363U (en) | 2021-12-11 | 2021-12-11 | External gear bearing detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216978363U true CN216978363U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123107451.XU Active CN216978363U (en) | 2021-12-11 | 2021-12-11 | External gear bearing detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216978363U (en) |
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2021
- 2021-12-11 CN CN202123107451.XU patent/CN216978363U/en active Active
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