CN219212740U

CN219212740U - Bearing retainer finishing device

Info

Publication number: CN219212740U
Application number: CN202223502327.8U
Authority: CN
Inventors: 刘建海; 刘海娜; 刘建江
Original assignee: Guantao County Haiye Bearing Co ltd
Current assignee: Guantao County Haiye Bearing Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-20
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a bearing retainer finishing device, which comprises a workbench, wherein a protective shell is fixed on the workbench, a rotary barrel is arranged in the protective shell, the rotary barrel is rotatably arranged in the protective shell, a plurality of layers of magnets are arranged on the rotary barrel along the height direction of the rotary barrel, and the magnetic poles of the magnets arranged adjacently on each layer are opposite; the protective shell is lapped with a containing barrel which is positioned in the rotary barrel, a loading frame is arranged in the containing barrel, the loading frame comprises a plurality of loading plates and inserted bars fixed on the loading plates, and the loading plates are far away from the center of the containing barrel; the device also comprises a driving device which drives the rotary barrel to rotate. The device is provided with the loading frame, the bearing retainer is sleeved on the inserted link, burrs on the bearing retainer are removed in the accommodating barrel, the surface of the bearing retainer is ground to achieve a polishing effect, the bearing retainers are prevented from being damaged due to collision, and the performance and the precision of the bearing retainer are improved.

Description

Bearing retainer finishing device

Technical Field

The utility model relates to the technical field of bearing retainer production, in particular to a bearing retainer finishing device.

Background

Bearing cages, also known as bearing retainers, refer to bearing parts that partially encase all or part of the rolling elements and move therewith to isolate the rolling elements, and typically also guide and retain the rolling elements within the bearing, typically requiring the use of retainers to retain and retain the balls and rollers within the bearing during manufacture of the bearing product.

Finishing is required after the retainer is cut into rings to remove burrs. The existing retainer finishing device adopts a magnetic grinder to finish, but the retainers collide with each other in the finishing process of the magnetic grinder to cause damage. The precision of the retainer is affected, and the retainer is not suitable for the production of the retainer of the precision bearing.

The foregoing is not necessarily a prior art, and falls within the technical scope of the inventors.

Disclosure of Invention

In view of the above, it is desirable to provide a bearing holder finishing device.

In order to achieve the above purpose, the utility model provides a bearing retainer finishing device, which comprises a workbench, wherein a protective shell is fixed on the workbench, a rotary barrel is arranged in the protective shell, the rotary barrel is rotatably arranged in the protective shell, a plurality of layers of magnets are arranged on the rotary barrel along the height direction of the rotary barrel, and the magnetic poles of the magnets arranged adjacently on each layer are opposite; the protective shell is lapped with a containing barrel which is positioned in the rotary barrel, a loading frame is arranged in the containing barrel, the loading frame comprises a plurality of loading plates and inserted bars fixed on the loading plates, and the loading plates are far away from the center of the containing barrel; the device also comprises a driving device which drives the rotary barrel to rotate

Preferably, the driving device comprises a driving motor arranged in the workbench, and the driving motor drives the rotary barrel to rotate.

Preferably, the driving belt pulley is arranged at the output end of the driving motor, the rotating shaft is coaxially fixed at the bottom of the rotating barrel, the driven belt pulley is arranged at the lower end of the rotating shaft, and the driving belt pulley is in transmission connection with the driven belt pulley through a transmission belt.

Preferably, a positioning rod is fixed at the bottom of the accommodating barrel.

Preferably, the loading frame further comprises a positioning sleeve, a lifting rod and a connecting frame, wherein the positioning sleeve is in plug-in fit with the positioning rod, the lifting rod is fixedly arranged at the top of the positioning sleeve, the connecting frame is fixedly connected with the positioning sleeve and the carrier plate, and the carrier plate is circumferentially distributed on the periphery of the positioning sleeve.

Preferably, a lifting ring is fixed at the top of the lifting rod.

Preferably, the top of the protecting shell is provided with an opening, the top of the accommodating barrel extends out of the opening and is provided with a flange, and the flange is overlapped with the protecting shell.

Preferably, the magnet is a tile-shaped magnet.

Preferably, the magnet is a coil to which alternating current is applied.

Preferably, a support is fixed in the protective shell, and an electric slip ring which is coaxially arranged with the rotary barrel is arranged on the support and is electrically connected with the magnet.

The beneficial effects of this technical scheme: the device is provided with the loading frame, the bearing retainer is sleeved on the inserted link, burrs on the bearing retainer are removed in the accommodating barrel, the surface of the bearing retainer is ground to achieve a polishing effect, the bearing retainers are prevented from being damaged due to collision, and the performance and the precision of the bearing retainer are improved.

Drawings

FIG. 1 is a schematic structural diagram of embodiment 1 of the present utility model;

FIG. 2 is a cross-sectional view of a magnet and a rotor of embodiment 1 of the present utility model;

FIG. 3 is a schematic structural diagram of embodiment 1 of the present utility model;

in the figure, 1, a workbench; 2. a protective shell; 21. an opening; 3. a rotary barrel; 4. a magnet; 5. a receiving tub; 51. a positioning rod; 52. a flange; 6. a loading rack; 61. a carrier plate; 62. a rod; 63. a positioning sleeve; 64. a lifting rod; 65. a connecting frame; 66. a pull ring is lifted; 7. a driving device; 71. a driving motor; 72. a driving pulley; 73. a rotating shaft; 74. a driven pulley; 75. a drive belt; 8. a bracket; 9. an electrical slip ring.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

Example 1

Referring to fig. 1 and 2, the embodiment of the application provides a bearing retainer finishing device, which comprises a workbench 1, wherein a protecting shell 2 is fixed on the workbench 1, a rotary barrel 3 is arranged in the protecting shell 2, the rotary barrel 3 is rotatably arranged in the protecting shell 2, a plurality of layers of magnets 4 are arranged on the rotary barrel 3 along the height direction of the rotary barrel, the magnets 4 are arranged in four layers, the bearing retainers at different height positions in the rotary barrel 3 can be ground by the magnets 4 arranged in multiple layers, the magnetic poles of the magnets 4 arranged adjacently in each layer are opposite, the magnetic poles of the magnets 4 in the same vertical direction are the same, eight magnets 4 are arranged in the embodiment, the magnets 4 are tile-shaped magnets, the cost of the tile-shaped magnets is low, power is not required, the energy consumption is reduced, the cost is more economical, but the magnetic force is weaker than that of a power-on coil; the protective shell 2 is lapped with a containing barrel 5, the containing barrel 5 is positioned in the rotary barrel 3, a loading frame 6 is arranged in the containing barrel 5, the loading frame 6 comprises a plurality of loading plates 61 and inserting rods 62 fixed on the loading plates 61, and the loading plates 61 are far away from the center of the containing barrel 5; the device also comprises a driving device 7, and the driving device 7 drives the rotary barrel 3 to rotate. The bearing retainer to be finished is inserted on the inserting rod 62 and supported by the loading frame 6, the loading frame 6 is positioned, the magnetic poles of the magnets 4 adjacently arranged on each layer are opposite, namely, each magnet 4 is uniformly fixed on the barrel wall of the rotary barrel 3 in a mode of being arranged between an N pole and an S pole, so that most of magnetic force lines formed by the magnets 4 are distributed on the edge of the rotary barrel 3, and the bearing retainer on the loading plate 61 is close to the edge of the containing barrel 5 and close to the edge of the rotary barrel 3 due to the fact that the loading plate 61 is far away from the center of the containing barrel 5, so that the bearing retainer is sufficiently ground.

Specifically, the driving device 7 includes a driving motor 71 installed in the workbench 1, a driving pulley 72 is installed at an output end of the driving motor 71, a rotating shaft 73 is coaxially fixed at the bottom of the rotating barrel 3, a driven pulley 74 is installed at a lower end of the rotating shaft 73, and the driving pulley 72 is in transmission connection with the driven pulley 74 through a transmission belt 75.

To facilitate the mounting of the loader, a positioning rod 51 is fixed to the bottom of the accommodating tub 5. The loading frame 6 further comprises a positioning sleeve 63, a lifting rod 64 and a connecting frame 65, wherein the positioning sleeve 63 is in plug-in fit with the positioning rod 51, the lifting rod 64 is fixedly arranged at the top of the positioning sleeve 63, the connecting frame 65 is fixedly connected with the positioning sleeve 63 and the carrier plate 61, and the carrier plate 61 is circumferentially distributed on the periphery of the positioning sleeve 63.

To facilitate the handling of the pull rod 64, a pull ring 66 is secured to the top of the pull rod 64.

To facilitate the placement of the containment drum 5 within the bowl 3 such that the containment drum 5 is supported by the containment drum 2, an opening 21 is provided at the top of the containment drum 5, and a flange 52 is provided at the top of the containment drum 5, the flange 52 overlapping the containment drum 2.

In operation, the bearing retainer to be finished is inserted on the inserting rod 62, then the loading frame 6 is placed in the accommodating barrel 5, and the positioning sleeve 63 is inserted in the positioning rod 51, so that the position of the loading frame 6 is fixed; subsequently adding grinding fluid and grinding medium, preferably magnetic conductive stainless steel needles, into the holding barrel 5;

the driving motor 71 is started, the driving motor 71 drives the driven pulley 74, the rotating shaft 73 and the rotary drum 3 to rotate sequentially through the driving pulley 72 and the driving belt 75, and the grinding medium moves to enable the grinding liquid to gradually rotate, so that the bearing retainer is ground, burrs on the bearing retainer are removed, and the surface of the bearing retainer is ground to achieve a polishing effect.

Example 2

Referring to fig. 3, the present embodiment is substantially the same as embodiment 1, and is different from embodiment 1 in that:

the magnet 4 is a coil which is electrified with alternating current, a support 8 is fixed in the protective shell 2, an electric slip ring 9 which is coaxially arranged with the rotary barrel 3 is arranged on the support 8, and the electric slip ring 9 is electrically connected with the magnet 4. The coil realizes rotary power supply through the electric slip ring 9, and the coil can generate a larger magnetic field when being electrified, so that the grinding effect is better.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Claims

1. The bearing retainer finishing device comprises a workbench (1), and is characterized in that a protective shell (2) is fixed on the workbench (1), a rotary barrel (3) is arranged in the protective shell (2), the rotary barrel (3) is rotatably arranged in the protective shell (2), a plurality of layers of magnets (4) are arranged on the rotary barrel (3) along the height direction of the rotary barrel, and the magnetic poles of the magnets (4) arranged adjacently on each layer are opposite; the protective shell (2) is lapped with a containing barrel (5), the containing barrel (5) is positioned in the rotary barrel (3), a loading frame (6) is arranged in the containing barrel (5), the loading frame (6) comprises a plurality of carrier plates (61) and inserting rods (62) fixed on the carrier plates (61), and the carrier plates (61) are far away from the center of the containing barrel (5); the device also comprises a driving device (7), and the driving device (7) drives the rotary barrel (3) to rotate.

2. Bearing holder finishing device according to claim 1, characterized in that the drive means (7) comprise a drive motor (71) mounted in the table (1), the drive motor (71) driving the rotation tub (3) in rotation.

3. The bearing retainer finishing device according to claim 2, wherein a driving pulley (72) is mounted at the output end of the driving motor (71), a rotating shaft (73) is coaxially fixed at the bottom of the rotating barrel (3), a driven pulley (74) is mounted at the lower end of the rotating shaft (73), and the driving pulley (72) is in transmission connection with the driven pulley (74) through a transmission belt (75).

4. Bearing holder finishing device according to claim 1, characterized in that the bottom of the containment drum (5) is fixed with a positioning rod (51).

5. The bearing retainer finishing device according to claim 4, wherein the loading frame (6) further comprises a positioning sleeve (63), a lifting rod (64) and a connecting frame (65), the positioning sleeve (63) is in plug-in fit with the positioning rod (51), the lifting rod (64) is fixedly installed at the top of the positioning sleeve (63), the connecting frame (65) is fixedly connected with the positioning sleeve (63) and the carrier plate (61), and the carrier plate (61) is circumferentially distributed on the periphery of the positioning sleeve (63).

6. The bearing retainer finishing device of claim 5, wherein a lifting ring (66) is fixed to the top of the lifting rod (64).

7. Bearing holder finishing device according to claim 1, characterized in that the top of the protective shell (2) is provided with an opening (21), the top of the containment drum (5) extends out of the opening (21) and is provided with a flange (52), the flange (52) overlapping the protective shell (2).

8. Bearing holder finishing device according to any one of claims 1-7, characterized in that the magnet (4) is a tile-shaped magnet.

9. Bearing holder finishing device according to any one of claims 1-7, characterized in that the magnet (4) is a coil energized with an alternating current.

10. Bearing retainer finishing device according to claim 9, characterized in that a bracket (8) is fixed in the protective housing (2), and an electrical slip ring (9) coaxially arranged with the rotary drum (3) is mounted on the bracket (8), and the electrical slip ring (9) is electrically connected with the magnet (4).