CN211901303U

CN211901303U - Single-row inclined channel bearing with spline

Info

Publication number: CN211901303U
Application number: CN202020410194.3U
Authority: CN
Inventors: 陈海波; 李建波; 殷忠路
Original assignee: Wuxi Haoran Precision Machinery Manufacturing Co Ltd
Current assignee: Wuxi Haoran Precision Machinery Manufacturing Co Ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-11-10
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses a single-row oblique channel bearing of taking spline, concretely relates to bearing field, including the inner circle, the spline has been seted up at the top of inner circle, the top of spline is located the fixed cover of outside of inner circle and is equipped with the holder, the outside movable sleeve of holder is equipped with the rolling element, the outside movable sleeve of rolling element is equipped with the outer lane, single-row oblique channel has been seted up at the middle part of outer lane, the top fixedly connected with elastic rod of holder, the outside fixed cover of elastic rod is equipped with damping spring. The utility model discloses a spline has been seted up in the inside of inner circle to can be so that the device joint more firm, simultaneously through being equipped with elastic rod, damping spring and ball, thereby can carry out the joint to the connecting piece, in addition, can be convenient for install and dismantle through damping spring, and through being equipped with single-row oblique channel and protective layer, thereby the friction that produces during reduction rolling element motion that can be very big.

Description

Single-row inclined channel bearing with spline

Technical Field

The utility model relates to a bearing technical field, more specifically say, the utility model relates to a single-row oblique channel bearing of belt spline.

Background

The bearing is an important part in the modern mechanical equipment, its main function is to support the mechanical rotating body, reduce the coefficient of friction in its motion process, and guarantee its gyration precision, according to the difference of the friction property of the moving element, the bearing can be divided into two categories of rolling bearing and sliding bearing, wherein the rolling bearing has already standardized, seriated, but its radial size, vibration and noise are greater compared with sliding bearing, the price is higher, the rolling bearing is generally made up of four parts of outer race, inner race, rolling element and cage, according to the shape of the rolling element, the rolling bearing is divided into two categories of ball bearing and roller bearing;

the spline coupling is composed of an inner spline and an outer spline, both the inner spline and the outer spline are multi-tooth parts, the spline on the surface of the inner cylinder is an inner spline, and the spline on the surface of the outer cylinder is an outer spline.

The prior art has the following problems:

when an existing bearing is installed, the bearing is generally directly sleeved with a shaft, but the connection part is abraded along with the increase of the service time, the operation of equipment is seriously influenced, the connection equipment is abraded due to the looseness of the connection part, the device is damaged, a large amount of heat is generated in the friction process, the temperature of the device is increased, and the operation of the device is influenced.

Therefore, the present product is in need of providing a single-row inclined channel bearing with splines.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above defects of the prior art, the embodiment of the utility model provides a single-row inclined channel bearing with splines, which can make the clamping of the device more firm by arranging the splines in the inner ring, and can clamp the connecting piece by arranging the elastic rod, the damping spring and the ball, thereby ensuring the stability of the clamping piece, and meanwhile, the damping spring can facilitate the installation and the disassembly, thus greatly increasing the practicability of the device; through being equipped with single-row inclined channel and protective layer to the friction that produces when reduction rolling element that can be very big moves, simultaneously through the middle part an organic whole at retainer and outer lane be formed with resistant friction layer, and seted up a plurality of louvres in the outside of inner circle, thereby increase the life of device that can be very big, in order to solve the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a single-row inclined channel bearing of taking spline, includes the inner circle, the spline has been seted up at the top of inner circle, the top of spline is located the fixed cover in outside of inner circle and is equipped with the holder, the outside movable sleeve of holder is equipped with the rolling element, the outside movable sleeve of rolling element is equipped with the outer lane, single-row inclined channel has been seted up at the middle part of outer lane, the top fixedly connected with elastic rod of holder, the outside fixed cover of elastic rod is equipped with damping spring.

In a preferred embodiment, a protective layer is integrally formed in the middle of the single-row inclined channel, and the protective layer is a rubber component.

In a preferred embodiment, a round ball is fixedly connected to the bottom of the elastic rod, a clamping groove matched with the round ball is formed in the middle of the inner ring outside the round ball, and the top of the clamping groove is in penetrating connection with the bottom of the spline.

In a preferred embodiment, the top part of the retainer and the bottom part of the outer ring are integrally formed with a wear-resistant layer, and the wear-resistant layer is a KN17 wear-resistant ceramic paint member.

In a preferred embodiment, the outer surface of the inner ring is provided with a plurality of heat dissipation holes, and the plurality of heat dissipation holes are uniformly arranged on the outer surface of the inner ring.

In a preferred embodiment, both ends of the rolling elements are frictionally connected with the top of the cage and the bottom of the outer ring.

In a preferred embodiment, the inner and outer rings are nickel chromium molybdenum steel members.

(III) advantageous effects

Compared with the prior art, the utility model provides a single-row oblique groove bearing of taking spline possesses following beneficial effect:

1. the utility model discloses an inside at the inner circle is seted up the spline to can make the device joint more firm, simultaneously through being equipped with elastic rod, damping spring and ball, thereby can carry out the joint to the connecting piece, thereby ensure the stability of joint spare, simultaneously can be convenient for install and dismantle through damping spring, then very big increase the practicality of device;

2. the utility model discloses a be equipped with single-row oblique channel and protective layer to the friction that produces when reduction rolling element that can be very big moves, simultaneously through the middle part an organic whole at retainer and outer lane be formed with resistant friction layer, and a plurality of louvres have been seted up in the outside of inner lane, thereby increase the life of device that can be very big.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the outer ring profile structure of the present invention.

Fig. 3 is a schematic structural diagram of a position a in fig. 1 according to the present invention.

The reference signs are: 1. an inner ring; 2. a spline; 3. a holder; 31. an elastic rod; 32. a damping spring; 33. a ball; 4. a rolling body; 5. an outer ring; 51. a single row of slanted trenches; 52. and a protective layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, which illustrate a single-row slant channel bearing with splines, including an inner ring 1, a spline 2 is disposed at the top of the inner ring 1, a retainer 3 is fixedly sleeved at the top of the spline 2 outside the inner ring 1, a rolling element 4 is movably sleeved outside the retainer 3, an outer ring 5 is movably sleeved outside the rolling element 4, a single-row slant channel 51 is disposed in the middle of the outer ring 5, an elastic rod 31 is fixedly connected to the top of the retainer 3, and a damping spring 32 is fixedly sleeved outside the elastic rod 31.

The technical means are adopted: the spline 2 is arranged in the inner ring 1, so that the clamping connection of the device is firmer, meanwhile, the elastic rod 31, the damping spring 32 and the ball 33 are arranged, so that the connection piece can be clamped, the stability of the clamping connection piece is ensured, meanwhile, the damping spring 32 can facilitate the installation and the disassembly, and the practicability of the device is greatly improved; through being equipped with single-row inclined channel 51 and protective layer 52 to the friction that produces when can be very big reduction rolling element 4 moves, simultaneously through the middle part an organic whole at retainer 3 and outer lane 5 be formed with resistant friction layer, and seted up a plurality of louvres in the outside of inner circle 1, thereby increase the life of device that can be very big.

Referring to the specification and the attached fig. 2, a protective layer 52 is integrally formed in the middle of the single-row inclined channel 51, and the protective layer 52 is made of rubber, so that the friction force of the rolling elements 4 can be greatly reduced.

Referring to the attached drawing 3 of the specification specifically, the bottom of the elastic rod 31 is fixedly connected with a ball 33, the outer portion of the ball 33 is located in the middle of the inner ring 1 and provided with a clamping groove matched with the inner ring, and the top of the clamping groove is in penetrating connection with the bottom of the spline 2, so that clamping is facilitated.

Referring specifically to fig. 1 of the specification, the top of the retainer 3 and the bottom of the outer ring 5 are integrally formed with a wear-resistant layer, which is a KN17 wear-resistant ceramic paint member, so that the wear resistance of the device is increased, and the service life of the device is prolonged.

Referring to the attached drawing 1 of the specification specifically, a plurality of heat dissipation holes are formed in the outer surface of the inner ring 1, and the heat dissipation holes are uniformly arranged on the outer surface of the inner ring 1 to play a role in heat dissipation.

Referring specifically to fig. 1 of the specification, the two ends of the rolling element 4 are frictionally connected with the top of the retainer 3 and the bottom of the outer ring 5 to facilitate the operation of the device.

Referring to the attached figure 1 of the specification specifically, the inner ring 1 and the outer ring 5 are nickel-chromium-molybdenum steel components, so that the service life of the device is prolonged.

When the device works, in the first step, the spline 2 is arranged inside the inner ring 1, so that the clamping connection of the device is firmer;

secondly, the elastic rod 31, the damping spring 32 and the ball 33 are arranged, so that the connecting piece can be clamped, the stability of the clamping piece is ensured, meanwhile, the damping spring 32 can facilitate installation and disassembly, and the practicability of the device is greatly improved;

and thirdly, through being provided with the single-row inclined channel 51 and the protective layer 52, the friction generated when the rolling element 4 moves can be greatly reduced, meanwhile, a wear-resistant layer is integrally formed at the middle parts of the retainer 3 and the outer ring 5, and a plurality of heat dissipation holes are formed in the outer part of the inner ring 1, so that the service life of the device can be greatly prolonged.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a single-row inclined channel bearing of taking spline, includes inner circle (1), its characterized in that: spline (2) have been seted up at the top of inner circle (1), the outside fixed cover that the top of spline (2) is located inner circle (1) is equipped with holder (3), the outside movable sleeve of holder (3) is equipped with rolling element (4), the outside movable sleeve of rolling element (4) is equipped with outer lane (5), single-row inclined channel (51) have been seted up at the middle part of outer lane (5), the top fixed connection of holder (3) has elastic rod (31), the outside fixed cover of elastic rod (31) is equipped with damping spring (32).

2. The splined single-row oblique channel bearing of claim 1, wherein: and a protective layer (52) is integrally formed in the middle of the single-row inclined channel (51), and the protective layer (52) is a rubber component.

3. The splined single-row oblique channel bearing of claim 1, wherein: the bottom fixedly connected with ball (33) of elastic rod (31), the joint groove of looks adaptation is seted up at the middle part that the outside of ball (33) is located inner circle (1), the top in joint groove and the bottom through connection of spline (2).

4. The splined single-row oblique channel bearing of claim 1, wherein: and the top of the retainer (3) and the bottom of the outer ring (5) are integrally formed with a wear-resistant layer, and the wear-resistant layer is a KN17 wear-resistant ceramic paint component.

5. The splined single-row oblique channel bearing of claim 1, wherein: a plurality of heat dissipation holes are formed in the outer surface of the inner ring (1), and the heat dissipation holes are evenly arranged on the outer surface of the inner ring (1).

6. The splined single-row oblique channel bearing of claim 1, wherein: and two ends of the rolling body (4) are in friction connection with the top of the retainer (3) and the bottom of the outer ring (5).

7. The splined single-row oblique channel bearing of claim 1, wherein: the inner ring (1) and the outer ring (5) are nickel-chromium-molybdenum steel components.