CN211145144U - Bearing ball separating device - Google Patents
Bearing ball separating device Download PDFInfo
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- CN211145144U CN211145144U CN201921686638.XU CN201921686638U CN211145144U CN 211145144 U CN211145144 U CN 211145144U CN 201921686638 U CN201921686638 U CN 201921686638U CN 211145144 U CN211145144 U CN 211145144U
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Abstract
The utility model relates to a bearing divides ball device for divide the spin in the bearing equally to arrange, the bearing divide ball device include the driving piece, with transmission that the driving piece is connected and the magnetic field generating device who is used for producing magnetic field, the bearing is set up in the magnetic field, set up in the magnetic field the axis of bearing with the magnetic field direction in magnetic field is parallel, transmission with the power transmission of driving piece extremely the bearing is in so that the bearing is in magnetic field internal rotation. The bearing ball separating device is high in ball separating accuracy, can prevent a steel ball positioning die in a traditional ball separating device from damaging a rolling ball, and has remarkable progress.
Description
Technical Field
The utility model relates to a bearing ball separating device.
Background
In the process of manufacturing and assembling the bearing, rolling balls concentrated between the inner ring and the outer ring of the bearing need to be uniformly distributed, which is called a ball distributing process. The bearing ball separating device is an indispensable device in the bearing automatic assembly line. Like the utility model patent application with publication number CN 101487498A, the name is that the rotatory ball device that divides of bearing provides a bearing and divides the ball device, specifically discloses an adopt steel ball positioning die to carry out the device that divides the ball, but this adoption steel ball positioning die carries out the device that divides the ball and has positioning accuracy poor, to the not ideal defect of equalling the angle of ball inadequately.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bearing divides football shirt to put, and positioning accuracy is high, and spin is equallyd divide and arranges evenly.
In order to achieve the above purpose, the utility model provides a following technical scheme: a bearing ball separating device is used for equally distributing rolling balls in a bearing and comprises a driving piece, a transmission device connected with the driving piece and a magnetic field generating device used for generating a magnetic field, wherein the bearing is arranged in the magnetic field, the central axis of the bearing arranged in the magnetic field is parallel to the magnetic field direction of the magnetic field, and the transmission device transmits the force of the driving piece to the bearing so that the bearing can rotate in the magnetic field.
Further, the bearing ball-separating device also comprises an inductor which is arranged on one side of the magnetic field and used for inducing the position of the rolling ball in the bearing.
Further, the bearing ball separating device further comprises a clamp used for positioning the bearing in the magnetic field.
Further, the clamp comprises a fixing station which is positioned in the magnetic field and used for placing the bearing and a positioning assembly which can move relative to the fixing station to position the bearing at the fixing station.
Furthermore, the positioning assembly comprises a fixing frame and a first air cylinder arranged on the fixing frame, the air cylinder comprises a cylinder body and a plunger extending out of the cylinder body, and the free end of the plunger and the fixed station clamp the bearing.
Further, the fixture further comprises a second air cylinder which drives the fixing tool to move in the height direction of the bearing ball separating device.
Further, the transmission device comprises a ball distributing rotor engaged with the bearing arranged in the magnetic field, and the bearing ball distributing device further comprises a third air cylinder used for driving the ball distributing rotor to move relative to the bearing so as to enable the ball distributing rotor to be engaged with or separated from the bearing.
Further, the driving piece is a servo motor.
Furthermore, the transmission device also comprises a driving belt pulley arranged on an output shaft of the servo motor, a driven belt pulley coaxially arranged with the ball distributing rotor, and a belt tensioned on the driving belt pulley and the driven belt pulley.
Further, the magnetic field generating device is a neodymium magnet.
The beneficial effects of the utility model reside in that: because this bearing divides ball device to be provided with magnetic field generating device, driving piece and transmission, through setting up the bearing in the magnetic field, the power transmission of driving piece is in order to make the bearing rotate in the magnetic field to make the spin in the bearing divide equally under the effect of magnetic field and centrifugal force and arrange, this bearing divides ball device positioning accuracy height, and the equant angle of ball is even.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a bearing ball-separating device according to an embodiment of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1, a bearing ball separating device according to an embodiment of the present invention is used for equally distributing rolling balls in a bearing 8, and the bearing ball separating device includes a driving member 3, a transmission device 7 connected to the driving member 3, and a magnetic field generating device 1 for generating a magnetic field. The bearing 8 is arranged in the magnetic field, the central axis of the bearing 8 arranged in the magnetic field is parallel to the magnetic field direction of the magnetic field, and the transmission device 7 transmits the force of the driving element 3 to the bearing 8 to enable the bearing 8 to rotate in the magnetic field.
The drive 3 can preferably be a servomotor 3. The transmission device 7 comprises a driving pulley 71, a driven pulley 72, a belt (not shown), a ball separating rotor 74 and a third air cylinder 73; the driving belt pulley 71 is arranged on an output shaft of the servo motor 3, the driving belt pulley 71 and the driven belt pulley 72 are arranged in the same horizontal plane, a tensioned belt is arranged between the driving belt pulley 71 and the driven belt pulley 72, the bearing ball separating device is provided with the support frame 2, the support frame 2 is provided with a third air cylinder, the third air cylinder is connected with the ball separating rotor, when the third air cylinder 73 is opened, the ball separating rotor 74 is driven to horizontally move towards the bearing 8 until the ball separating rotor 74 is meshed with the bearing 8, and when the third air cylinder 73 is closed, the ball separating rotor 74 is driven to horizontally move away from the bearing 8 until the ball separating rotor 74 is completely separated from the bearing 8. The ball distributing rotor 74 and the driven pulley 72 are coaxially arranged, when the driving part 3 operates, the driving pulley 71 drives the driven pulley 72 and the ball distributing rotor 74 to operate together through a tensioned belt, and the ball distributing rotor 74 drives the bearing 8 to rotate in a meshed mode.
In the present embodiment, the driving member 3 is a motor which outputs a rotational force, the transmission device 7 transmits the rotational force output by the motor 3 to the bearing 8, and the transmission device 7 outputs the same rotational force, but in other embodiments, the driving member 3 and the transmission device 7 may have other structures, for example, the driving member 3 is a cylinder for realizing a reciprocating linear motion, and if the driving member 3 is a cylinder, the transmission device 7 may have a structure for converting the reciprocating linear motion into a rotational motion.
In this embodiment, the bearing ball-separating device further comprises a clamp for positioning the bearing 8 in the magnetic field, the clamp being used to fix the bearing in the machining position. In the present embodiment, the fixture includes a fixing station 9 located in the magnetic field and used for placing the bearing 8, a positioning component capable of moving relative to the fixing station 9 to position the bearing 8 at the fixing station 9, and a second air cylinder 4 driving the fixing station 9 to move in the height direction of the bearing ball-separating device. Specifically, the second cylinder 4 drives the fixing station 9 to move in the height direction of the bearing ball separating device, and when the second cylinder 4 is started, the fixing station 9 is driven to move in the height direction of the bearing ball separating device until the radial plane of the bearing 8 on the fixing station 9 and the radial plane of the ball separating rotor 74 are in the same horizontal plane. The positioning assembly comprises a fixed frame 10 and a first air cylinder 2 arranged on the fixed frame 10, the first air cylinder 2 comprises a cylinder body 23 and a plunger 21 extending out of the cylinder body 23, and a free end 22 of the plunger 21 and a fixed station 9 jointly clamp the bearing 8.
The magnetic field generating device 1 can preferably use neodymium magnet 1, and other substitutes capable of generating magnetic fields, such as electromagnets, can also be selected; magnetic field generating device 1 sets up in the below of fixed station 9, also can set up in other positions, as long as the axis of bearing 8 is parallel with magnetic field generating device's magnetic field direction, can both realize the utility model discloses a purpose.
In this embodiment, the bearing ball-separating device further comprises an inductor (not shown) disposed on one side of the magnetic field, and the inductor is used for sensing the position of the rolling ball in the bearing 8. A sensor may also be provided on the free end 22 of the plunger 21 to facilitate sensing of the position of the ball within the bearing 8.
The bearing ball separating device has the specific working process that firstly, the bearing 8 is placed at the fixed station 9, and the second air cylinder 4 drives the fixed station 9 to move in the height direction of the bearing ball separating device until the fixed station and the ball separating rotor 74 are in the same horizontal plane; the movable end 22 of the first cylinder 2 extending out of the plunger 21 and the fixed station 9 clamp the bearing 8 together; the third cylinder 73 drives the ball separating rotor 74 into engagement with the bearing 8. Secondly, the servo motor 3 operates to drive a driving pulley 71 arranged on the servo motor 3, the driving pulley 71 drives a driven pulley 72 through a belt, the driven pulley 72 and a ball distributing rotor 74 operate together at the same angular speed, the ball distributing rotor 74 drives a bearing 8 to rotate in a meshing mode, then, the rolling balls are rearranged under the combined action of centrifugal force and the rolling balls in a magnetic field during rotation, and finally, the positions of the rolling balls are equally distributed.
The sensor can detect the position of the ball more accurately when the bearing 8 runs at a low speed. In order to enable the sensor to more accurately detect the positions of the rolling balls which are distributed in equal intervals, the operation time of the servo motor 3 is divided into two sections, in the first section, the servo motor 3 operates at a high speed to enable the rolling balls to be centrifugal, the rolling balls are magnetized under the action of a magnetic field, and the positions of the rolling balls are equally divided; in the second period, the servo motor 3 runs at a slow speed, after the sensor senses that the rolling ball reaches the equal division position, the servo motor 3 stops, the third air cylinder 73 is closed, the ball division rotor 74 is separated from the bearing 8, the first air cylinder 2 is closed, the movable end of the plunger 21 is far away from the bearing 8, the second air cylinder 4 is closed, the fixed station 9 and the bearing 8 leave the plane where the ball division rotor 74 is located, the next station is entered, and the whole device moves to return.
In summary, the bearing ball separating device is provided with the magnetic field generating device 1, the driving part 3 and the transmission device 7, the bearing 8 is arranged in the magnetic field, and the transmission device 7 transmits the force of the driving part 3 to the bearing 8 so as to enable the bearing to rotate in the magnetic field 8, so that the rolling balls in the bearing 8 are equally distributed under the action of the magnetic field and the centrifugal force, the bearing ball separating device is high in ball separating accuracy, and the equal division angles of the rolling balls are uniform; the ball is separated without using a steel ball positioning die, so that the damage of the steel ball positioning die to the rolling ball is avoided, and the method has remarkable progress.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A bearing ball separating device is used for equally distributing rolling balls in a bearing and is characterized by comprising a driving piece, a transmission device connected with the driving piece and a magnetic field generating device used for generating a magnetic field, wherein the bearing is arranged in the magnetic field, the central axis of the bearing arranged in the magnetic field is parallel to the magnetic field direction of the magnetic field, and the transmission device transmits the force of the driving piece to the bearing so that the bearing rotates in the magnetic field.
2. The bearing ball distribution apparatus of claim 1, further comprising an inductor disposed at a side of the magnetic field to induce a position of the ball within the bearing.
3. The ball bearing splitting apparatus of claim 1, further comprising a clamp to position a bearing within the magnetic field.
4. The bearing ball separating apparatus of claim 3, wherein the fixture includes a fixing station located within the magnetic field for placing the bearing and a positioning assembly movable relative to the fixing station for positioning the bearing on the fixing station.
5. The bearing ball separating device according to claim 4, wherein the positioning assembly comprises a fixing frame and a first cylinder mounted on the fixing frame, the cylinder comprises a cylinder body and a plunger extending from the cylinder body, and a free end of the plunger clamps the bearing with a fixing station.
6. The ball bearing and separating device of claim 4, wherein the fixture further comprises a second cylinder for driving the fixture to move in a height direction of the ball bearing and separating device.
7. The ball separating bearing of claim 1 wherein said transmission includes a ball separating rotor for engaging said bearing disposed within said magnetic field, said ball separating bearing further including a third cylinder for driving said ball separating rotor relative to said bearing to engage or disengage said ball separating rotor from said bearing.
8. The bearing ball distribution apparatus of claim 7, wherein the drive member is a servo motor.
9. The bearing ball-separating apparatus of claim 8 wherein the transmission further comprises a drive pulley disposed on the output shaft of the servo motor, a driven pulley disposed coaxially with the ball-separating rotor, and a belt tensioned over the drive pulley and the driven pulley.
10. The bearing ball distribution device of claim 1, wherein the magnetic field generating device is a neodymium magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921686638.XU CN211145144U (en) | 2019-10-10 | 2019-10-10 | Bearing ball separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921686638.XU CN211145144U (en) | 2019-10-10 | 2019-10-10 | Bearing ball separating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211145144U true CN211145144U (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921686638.XU Active CN211145144U (en) | 2019-10-10 | 2019-10-10 | Bearing ball separating device |
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| CN (1) | CN211145144U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552967A (en) * | 2019-10-10 | 2019-12-10 | 苏州铁近机电科技股份有限公司 | Bearing ball separating device |
-
2019
- 2019-10-10 CN CN201921686638.XU patent/CN211145144U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552967A (en) * | 2019-10-10 | 2019-12-10 | 苏州铁近机电科技股份有限公司 | Bearing ball separating device |
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Address after: 215211 No. 788, Yuexiu Road, Lili Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: SUZHOU TIE JIN SCIENCE & TECHNOLOGY Corp.,Ltd. Address before: No. 259, Guozhao Road, Lili Town, Wujiang District, Suzhou City, Jiangsu Province, 215211 Patentee before: SUZHOU TIE JIN SCIENCE & TECHNOLOGY Corp.,Ltd. |