CN219888490U

CN219888490U - Plastic bearing with roller path transmission structure

Info

Publication number: CN219888490U
Application number: CN202321124545.4U
Authority: CN
Inventors: 林建国
Original assignee: Tok Precision Parts Shenzhen Co ltd
Current assignee: Tok Precision Parts Shenzhen Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-10-24
Anticipated expiration: 2033-05-11

Abstract

The utility model relates to the technical field of plastic bearings and discloses a plastic bearing with a raceway transmission structure, which comprises an outer ring, wherein a dustproof cover plate is assembled on the outer ring, the outer ring is connected with the dustproof cover plate through a mounting assembly, the mounting assembly comprises two clamping blocks and two locking pieces, the two clamping blocks are fixedly connected to the dustproof cover plate, and the two locking pieces are arranged on the outer ring. According to the utility model, the bearing outer ring and the dustproof cover plate are connected through the mounting assembly, so that a worker can assemble the outer ring and the dustproof cover plate by using the mounting assembly, the dustproof cover plate can be quickly disassembled and assembled, the assembly and the assembly of the plastic bearing are facilitated, and the practicability of the plastic bearing is improved.

Description

Plastic bearing with roller path transmission structure

Technical Field

The utility model relates to the technical field of plastic bearings, in particular to a plastic bearing with a roller path transmission structure.

Background

The plastic bearing is a non-metal bearing and is widely applied to mechanical equipment such as wind driven generators, petrochemical industry, textile printing and dyeing, food machinery, medical equipment, electrical appliances, electronics, motors and the like.

The dust cover is assembled on the plastic bearing generally and is used for protecting the bearing, dust, dirt and other impurities are prevented from entering the bearing, so that the loss and faults of the bearing are reduced, the bearing dust cover in the prior art is inconvenient to install and can not be assembled and disassembled quickly, inconvenience is brought to the assembly of the plastic bearing, and the practicability of the plastic bearing is limited.

Therefore, a plastic bearing with a raceway driving structure is needed to solve the above problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a plastic bearing with a roller path transmission structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a plastic bearing with raceway transmission structure, includes the outer lane, be equipped with dustproof apron on the outer lane, be connected through installation component between outer lane and the dustproof apron, installation component includes two fixture blocks and two retaining members, two the equal fixed connection of fixture block is on dustproof apron, two the retaining member all sets up on the outer lane.

As a preferable technical scheme of the utility model, the locking piece comprises a first channel, a second channel, a third channel and a spring piece, wherein the first channel, the second channel and the third channel are all arranged on the inner surface of the outer ring, the first channel is communicated with the second channel, the second channel is communicated with the third channel, an opening is formed between the first channel and a ring opening of the outer ring, and the spring piece is fixedly connected to the wall of the second channel.

As a preferable technical scheme of the utility model, the first channel and the third channel are both arranged along the axial direction of the outer ring, and the second channel is arranged along the circumferential direction of the outer ring.

As a preferable technical scheme of the utility model, the elastic sheet is of a strip-shaped structure with an arc-shaped surface, and one end of the elastic sheet, which is far away from the second channel, extends to the inside of the third channel.

As a preferable technical scheme of the utility model, the shapes of the first channel, the second channel and the third channel are matched with the shape of the clamping block.

As a preferable technical scheme of the utility model, a sealing ring is adhered to the outer edge of the dustproof cover plate.

As a preferable technical scheme of the utility model, the side surface of the dustproof cover plate is fixedly connected with two protruding pieces which are arranged vertically and oppositely.

The utility model has the following beneficial effects:

1. through setting up the installation component, the staff can utilize the installation component to assemble outer lane and dustproof apron, can realize the quick assembly disassembly of dustproof apron, the equipment assembly of plastic bearing of being convenient for has improved the practicality of plastic bearing;

2. through setting up sealing washer and lug, when dustproof apron card goes into inside the outer lane, laminating each other between the outer fringe of sealing washer and the inner face of outer lane, so set up can guarantee dustproof apron to the sealed effect and the dustproof effect of bearing, secondly, the side fixedly connected with of dustproof apron is two just the lug that sets up from top to bottom, the staff of being convenient for controls the position of dustproof apron.

Drawings

FIG. 1 is a schematic diagram of a plastic bearing with a raceway transmission structure according to the present utility model;

FIG. 2 is a schematic view of the structure of the outer ring;

FIG. 3 is an enlarged view of the structure at A of FIG. 2;

fig. 4 is a schematic structural view of the spring plate.

In the figure: the anti-dust device comprises a 1 outer ring, a 2 dustproof cover plate, a 3 sealing ring, 4 lugs, a 5 mounting assembly, a 51 clamping block, a 52 locking piece, a 521 first channel, a 522 second channel, a 523 third channel and a 524 shrapnel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a plastic bearing with a raceway transmission structure comprises an outer ring 1, a dustproof cover plate 2 is assembled on the outer ring 1, the outer ring 1 is connected with the dustproof cover plate 2 through a mounting assembly 5, the mounting assembly 5 comprises two clamping blocks 51 and two locking pieces 52, the two clamping blocks 51 are fixedly connected to the dustproof cover plate 2, and the two locking pieces 52 are arranged on the outer ring 1.

Referring to fig. 1-2, the locking member 52 includes a first channel 521, a second channel 522, a third channel 523 and a spring 524, where the first channel 521, the second channel 522 and the third channel 523 are all opened on the inner surface of the outer ring 1, the first channel 521 is communicated with the second channel 522, the second channel 522 is communicated with the third channel, an opening is formed between the first channel 521 and the ring opening of the outer ring 1, and the spring 524 is fixedly connected on the groove wall of the second channel 522, so that the dust cover plate 2 is convenient to be quickly disassembled and assembled by setting the locking member 52.

Referring to fig. 2, the first channel 521 and the third channel 523 are both disposed along the axial direction of the outer ring 1, and the second channel 522 is disposed along the circumferential direction of the outer ring 1, so that the first channel 521, the second channel 522 and the third channel 523 limit the clamping block 51.

Referring to fig. 3-4, the elastic piece 524 is in a strip shape and has an arc-shaped surface, so that the elastic piece 524 is convenient to deform when being extruded, and one end of the elastic piece 524 away from the second channel 522 extends to the inside of the third channel 523, so that the elastic piece 524 is convenient to extrude the clamping block 51.

Referring to fig. 1-2, the shapes of the first channel 521, the second channel 522 and the third channel 523 are all adapted to the shape of the clamping block 51, so that the connection stability between the dust cover 2 and the outer ring 1 can be ensured.

Referring to fig. 1, the outer edge of the dust-proof cover plate 2 is adhered with the sealing ring 3, when the dust-proof cover plate 2 is clamped into the outer ring 1, the outer edge of the sealing ring 3 is mutually adhered with the inner face of the outer ring 1, and thus the sealing effect and the dust-proof effect of the dust-proof cover plate 2 on the bearing can be ensured.

Referring to fig. 1, two protruding pieces 4 which are arranged right above each other are fixedly connected to the side face of the dustproof cover plate 2, so that a worker can conveniently control the position of the dustproof cover plate 2.

The specific working principle of the utility model is as follows:

when the plastic bearing provided by the utility model is used, when the outer ring 1 and the dustproof cover plate 2 are assembled, a worker can assemble the outer ring 1 and the dustproof cover plate 2 by using the installation component 5, specifically, the worker aims at two clamping blocks 51 at two openings formed between two first channels 521 and the ring opening of the outer ring 1 and clamps the dustproof cover plate 2 into the outer ring 1, in the process, the two clamping blocks 51 can move in the two first channels 521, when the two clamping blocks 51 move to the position where the two first channels 521 are communicated with the two second channels 522, the two clamping blocks 51 cannot continue to move, at the moment, the worker rotates the dustproof cover plate 2, and when the dustproof cover plate 2 rotates, the two clamping blocks 51 can be driven to rotate, so that the two clamping blocks 51 move in the two second channels 522, when the two clamping blocks 51 move to the position where the two second channels 522 are communicated with the two third channels 523, the two clamping blocks 51 cannot continue to move, secondly, in the process that the two clamping blocks 51 move in the two second channels 522, the two clamping blocks 51 can also squeeze the two elastic pieces 524, so that the two elastic pieces 524 are in a squeezed state, at the moment, a worker releases the dustproof cover plate 2, under the action of the elastic force of the two elastic pieces 524, the two elastic pieces 524 can push the two clamping blocks 51, so that the two clamping blocks 51 move in the two third channels 523 until the two clamping blocks 51 move to the end where the two third channels 523 are far away from the two second channels 522 respectively, at the moment, the two third channels 523 can play a limiting role on the two clamping blocks 51 in the circumferential direction of the outer ring 1, the two elastic pieces 524 can play a limiting role on the two clamping blocks 51 in the axial direction of the outer ring 1, the dustproof cover plate 2 can be fixed in the outer ring 1;

the outer edge of the dustproof cover plate 2 is adhered with the sealing ring 3, when the dustproof cover plate 2 is clamped into the outer ring 1, the outer edge of the sealing ring 3 is mutually adhered to the inner surface of the outer ring 1, so that the sealing effect and the dustproof effect of the dustproof cover plate 2 on the bearing can be ensured, and secondly, two protruding pieces 4 which are opposite to each other from top to bottom are fixedly connected to the side surface of the dustproof cover plate 2, so that the position of the dustproof cover plate 2 can be controlled by workers conveniently;

the plastic bearing provided by the utility model is provided with a raceway transmission structure, and raceway transmission is one of basic motion forms generated by the bearing in rotation, namely, the rotation of the bearing is realized by rolling friction generated on the surfaces of inner and outer raceways through rolling bodies in the bearing. In the process of bearing movement, the rollaway nest of the inner and outer rings of the bearing is rolled by the rolling bodies, so that the bearing can rotate.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a plastic bearing with raceway transmission structure, includes outer lane (1), be equipped with dustproof apron (2) on outer lane (1), its characterized in that, be connected through installation component (5) between outer lane (1) and the dustproof apron (2), installation component (5) include two fixture blocks (51) and two retaining members (52), two fixture blocks (51) are all fixed connection on dustproof apron (2), two retaining members (52) all set up on outer lane (1).

2. The plastic bearing with the raceway transmission structure according to claim 1, wherein the locking member (52) comprises a first channel (521), a second channel (522), a third channel (523) and a spring piece (524), the first channel (521), the second channel (522) and the third channel (523) are all arranged on the inner surface of the outer ring (1), the first channel (521) is communicated with the second channel (522), the second channel (522) is communicated with the third channel, an opening is formed between the first channel (521) and the ring opening of the outer ring (1), and the spring piece (524) is fixedly connected to the groove wall of the second channel (522).

3. A plastic bearing provided with a raceway arrangement according to claim 2, characterized in that the first channel (521) and the third channel (523) are both arranged in the axial direction of the outer ring (1), and the second channel (522) is arranged in the circumferential direction of the outer ring (1).

4. A plastic bearing with a raceway driving structure according to claim 2, characterized in that the elastic sheet (524) has a strip-shaped structure with an arc-shaped surface, and an end of the elastic sheet (524) far away from the second channel (522) extends to the inside of the third channel (523).

5. A plastic bearing with a raceway arrangement according to claim 2, characterized in that the shape of the first channel (521), the second channel (522) and the third channel (523) are adapted to the shape of the clamping block (51).

6. A plastic bearing with a raceway driving structure according to claim 1, characterized in that the outer edge of the dust cover plate (2) is bonded with a sealing ring (3).

7. The plastic bearing with the raceway transmission structure according to claim 1, wherein two protruding pieces (4) which are arranged right above each other are fixedly connected to the side face of the dustproof cover plate (2).