CN218610169U

CN218610169U - Bearing oil dripping device

Info

Publication number: CN218610169U
Application number: CN202223001482.1U
Authority: CN
Inventors: 马红民; 朱伟; 王启民
Original assignee: Jiangsu Ccvi Bearing Co ltd
Current assignee: Jiangsu Ccvi Bearing Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-14
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a bearing oil dripping device, which comprises a needle cylinder bracket and a conical rod, wherein the needle cylinder bracket is used for supporting an oil dripping injection needle, the oil dripping injection needle is provided with equally divided scales, the conical rod is inserted into a bearing and can drive the bearing to rotate, and the needle point of the oil dripping injection needle is positioned in a gap between two steel balls of the bearing; when the device is used, the oil dripping injection needle is pushed to drip oil in gaps among a group of steel balls, the rotation of the bearing is realized by rotating the handle of the conical rod, and the oil dripping among the next group of steel balls is continuously completed. The utility model discloses can be very conveniently with dripping in the clearance between the bearing steel ball, and drip oil evenly.

Description

Bearing oil dripping device

Technical Field

The utility model belongs to the technical field of the bearing processing, concretely relates to bearing oil drip device.

Background

For miniature bearing products, oil is required to be uniformly dripped into a bearing channel according to the requirements of customers; because of the product belongs to microstructure, the inner space is little, inside current oiling device is difficult to get into the bearing, realizes the inside even oil drip of bearing.

SUMMERY OF THE UTILITY MODEL

Exist not enoughly among the prior art, the utility model provides a bearing oil drip device.

The utility model discloses a realize above-mentioned technical purpose through following technological means.

A bearing drip apparatus comprising:

a syringe holder for supporting an oil-dropping injection needle;

the conical rod is inserted into the bearing and can drive the bearing to rotate;

the needle point of the oil dripping injection needle is positioned in the gap between the two steel balls of the bearing.

Among the above-mentioned technical scheme, the syringe bracket includes vertical portion and rake, and vertical portion is fixed, and the rake is connected on vertical portion top, the rake can be followed the axial and rotated.

In the technical scheme, the conical rod comprises a large head part, a small head part and a handle, wherein the small head part is fixed at the lower end of the large head part, and the handle is fixed on one side of the large head part; when in use, the small head part is clamped into the inner diameter of the bearing.

In the technical scheme, the diameter d of the small head is smaller than the inner diameter of the bearing, and the deviation range is 0.05-0.1mm.

In the above technical solution, the diameter of the small head part gradually decreases from top to bottom.

In the above technical solution, the diameter D of the large head portion satisfies:

wherein: l is the total length of the conical rod, and alpha is the included angle between the small head and the vertical direction.

In the above technical solution, the angle range of α is 2 to 3 °.

In the technical scheme, the needle cylinder of the oil dropping injection needle (1) is provided with a division value.

In the technical scheme, the dial is placed at the lower part of the bearing.

In the technical scheme, the handle is driven by manpower or a motor to rotate.

The utility model has the advantages that:

(1) The utility model discloses a set up the oil drip syringe needle at the cylinder bracket, the needle point of oil drip syringe needle can be very conveniently with oil drip in the clearance between the bearing steel ball, and the rake of cylinder bracket can relative vertical portion axial rotate, is convenient for adjust the needle point of oil drip syringe needle, makes it satisfy the demand of different model bearing oil drips.

(2) The utility model discloses an insert the rotation that the bearing was realized to the inside awl stick of bearing, accomplish the oil drip back between a set of steel ball, through the handle of rotatory awl stick, realize the rotation of bearing, continue to accomplish the oil drip between a set of steel ball down, and be provided with the scale of equalling on the oil drip syringe needle, realize the even oil drip of bearing.

Drawings

FIG. 1 is a schematic structural view of the bearing oil dripping device of the present invention;

FIG. 2 is a schematic view of the syringe carrier according to the present invention;

FIG. 3 is a schematic view of the structure of the needle fixing taper rod of the present invention;

in the figure: 1-oil dropping injection needle, 2-needle cylinder bracket, 3-bearing, 4-conical rod and 5-workbench.

Detailed Description

The invention will be further described with reference to the drawings and the following examples, but the scope of the invention is not limited thereto.

As shown in fig. 1, the bearing oil dripping device of the present invention comprises an oil dripping injection needle 1, a syringe bracket 2, a conical rod 4 and a workbench 5; the syringe bracket 2 is connected with the workbench 5 through a bolt, and the oil dripping injection needle 1 is inserted on the syringe bracket 2; the bearing 3 is placed on the worktable 5, and the conical rod 4 is inserted inside the bearing.

As shown in fig. 2, the syringe bracket 2 comprises a vertical part and an inclined part, the vertical part is fixed on the workbench 5, and the front section of the inclined part is provided with a through hole for the needle end part of the oil drip injection needle 1 to pass through; the inclined part can be rotatably arranged at the top end of the vertical part, the rotating direction of the inclined part is axial, and when the oil dripping injection needle 1 is inserted into the syringe bracket 2, the needle point of the oil dripping injection needle 1 is just positioned in the gap between two steel balls of the bearing 3 by rotating the inclined part; in practical use, there are various ways of rotatably mounting, for example, the inclined portion is connected with the vertical portion by a pin, and this embodiment is not limited.

In this embodiment, the oil dropping injection needle 1 is a common injection needle in daily life, and the syringe is provided with a division value, and the total volume and the division value of the syringe of the oil dropping injection needle 1 can be selected according to the type of the bearing, in this embodiment, the total volume of the syringe is 10ml, and the division value is 0.2ml.

As shown in fig. 3, the conical rod 4 comprises a large head part, a small head part and a handle, wherein the small head part is fixed at the lower end of the large head part, and the handle is fixed at one side of the large head part; when in use, the small head part is clamped into the inner diameter of the bearing. The diameter d of the small head part of the conical rod 4 is smaller than the inner diameter of the bearing, and the deviation range is 0.05-0.1mm; the diameter of the small head part of the conical rod 4 close to the large head part is larger than that of the end far away from the large head part, namely the diameter of the small head part of the conical rod 4 is gradually reduced from top to bottom, an included angle between the small head part of the conical rod 4 and the vertical direction is defined as a cone angle alpha, and the angle range of the cone angle is 2-3 degrees; the diameter D of the large head of the conical rod 4 is calculated by the following method:

where L is the total length of the awl bar 4.

The utility model relates to a bearing oil drip device's theory of operation does: inserting the oil dripping injection needle 1 into the inclined part of the needle cylinder bracket 2, clamping the small head part of the conical rod 4 into the inner diameter of the bearing, placing the small head part near the needle point of the oil dripping injection needle 1, and ensuring that the needle point of the oil dripping injection needle 1 is just positioned in the gap between two steel balls of the bearing 3 by rotating the inclined part of the needle cylinder bracket 2; the piston of the oil dripping injection needle 1 is pushed to advance by a scale, and oil is dripped into the gap between the two steel balls of the bearing 3; rotating the handle of the conical rod 4 to enable the needle point of the oil dripping injection needle 1 to be positioned in the gap between the next group of steel balls, and then pushing the piston of the oil dripping injection needle 1 to drip oil; until finishing the oil dripping of a set of bearings.

In this embodiment, the operation of the oil dropping injection needle 1 is manually performed, and when the oil in the cylinder of the oil dropping injection needle 1 is used up, the oil is manually added.

In this embodiment, the rotation of the handle of the conical rod 4 can be completed manually, or the handle of the conical rod 4 can be connected with the output shaft of the motor, and the stroke of the motor is set according to the type of the bearing, so that one stroke of the motor is finished, and the needle tip can be switched from a gap between one group of steel balls to another group of steel balls, wherein the control of the motor is the prior art, and is not described herein again; the conical rod 4 is manually operated, so that the oil dripping device is suitable for oil dripping of small-batch bearing products, and the cost is saved; the conical rod 4 is driven by a motor, is suitable for oil dripping of large-batch bearing products, and reduces the pressure of manual operation. When the handle is manually rotated, a circular dial can be placed on the lower portion of the bearing, wherein the scale distribution of the dial is the same as the gap distribution of the bearing steel balls, and the circular dial is adopted, so that an operator can conveniently rotate the handle, the rotating precision is improved, and the operating pressure of the operator is reduced.

The embodiment is a preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and any obvious improvement, replacement or modification which can be made by those skilled in the art without departing from the essence of the present invention belongs to the protection scope of the present invention.

Claims

1. A bearing oil dripping device is characterized by comprising:

a syringe holder (2) for supporting the oil-dropping injection needle (1);

the conical rod (4) is inserted into the bearing and can drive the bearing to rotate;

the needle point of the oil dripping injection needle (1) is positioned in a gap between the two steel balls of the bearing.

2. The bearing drip device according to claim 1, characterized in that the needle carrier (2) comprises a vertical part, which is fixed, and an inclined part, which is connected at the top end of the vertical part, which is axially rotatable.

3. The bearing oil dripping device according to claim 1, wherein the conical rod (4) comprises a large head part, a small head part and a handle, the small head part is fixed at the lower end of the large head part, and the handle is fixed at one side of the large head part; when in use, the small head part is clamped into the inner diameter of the bearing.

4. The oil drip bearing of claim 3 wherein the diameter d of the small head is less than the inner diameter of the bearing by a deviation in the range of 0.05-0.1mm.

5. The oil drip bearing of claim 3 wherein said small head portion tapers in diameter from top to bottom.

6. The bearing drip apparatus of claim 4 wherein the diameter D of the large head satisfies:

wherein: l is the total length of the conical rod (4), and alpha is the included angle between the small head and the vertical direction.

7. The oil drip bearing of claim 6 wherein said angle α is in the range of 2 to 3 °.

8. The bearing oil dripping device according to claim 1, wherein the cylinder of the oil dripping injection needle (1) is provided with a division value.

9. The oil dripping device according to claim 1, wherein a dial is placed on the lower part of the bearing.

10. The oil dripping device of claim 3, wherein the handle is rotated manually or by a motor.