CN217520678U - Rolling bearing sealing performance testing device - Google Patents

Abstract

The utility model relates to the technical field of rolling bearings, in particular to a rolling bearing sealing performance detection device, comprising a device main body, the device main body comprising a base, the four corners of the bottom of the base are provided with legs, the interior of the base is provided with internal grooves, and the inner bottom of the internal grooves There is a cylinder at the end, an air inlet at the bottom of the cylinder, an inflatable pipe on the top of the cylinder, a detection groove on the top surface of the base, a through hole on the inner side of the detection groove on the outside of the inflatable pipe, and vertical rods on both sides of the top of the base. The top of the pole is provided with a motor cover, the side of the pole is provided with a slot, the inside of the pole is provided with a moving structure for the device to drive the detection device to move up and down, and there is a test between the poles for the device to test the sealing performance of the rolling bearing Structure, through the provided detection structure, when the device is in use, multiple rolling bearings can be detected at the same time, the detection effect and detection efficiency are improved, and the accuracy of the detection of the sealing performance of the rolling bearings is improved.

Description

Rolling bearing sealing performance testing device

technical field

The utility model relates to the technical field of rolling bearings, in particular to a device for detecting the sealing performance of rolling bearings.

Background technique

A rolling bearing is a precise mechanical element that converts the sliding friction between the running shaft and the shaft seat into rolling friction, thereby reducing friction loss. Rolling bearings are generally composed of four parts: inner ring, outer ring, rolling body and cage. The function of the inner ring is to cooperate with the shaft and rotate with the shaft; the function of the outer ring is to cooperate with the bearing seat and play a supporting role; Because the cage evenly distributes the rolling elements between the inner ring and the outer ring, its shape, size and number directly affect the performance and life of the rolling bearing; the cage can evenly distribute the rolling elements and guide the rolling elements to rotate for lubrication.

Although there are many kinds of rolling bearing sealing performance testing devices on the market today, most of them are only changes in form, and their functions have not changed much. The rolling bearing is tested, and the existing testing device has a single function, and the testing effect is not good, which easily affects the accuracy of the testing of the sealing performance of the rolling bearing.

Therefore, it is necessary to design a rolling bearing sealing performance detection device to solve the above-mentioned problems in the background art.

Utility model content

The purpose of the present invention is to provide a device for detecting the sealing performance of a rolling bearing, so as to solve the problems raised in the above-mentioned background art.

To achieve the above object, the utility model provides the following technical solutions:

The rolling bearing sealing performance testing device includes a device main body, the device main body includes a base, the four corners of the bottom of the base are provided with legs, the interior of the base is provided with an internal slot, and the bottom end of the internal slot is provided with There is a cylinder, the bottom of the cylinder is provided with an air inlet, the top of the cylinder is provided with an inflatable pipe, the top surface of the base is provided with a detection groove, the inner side of the detection groove is located outside the inflatable pipe with a through hole, and the top of the base is provided with a through hole. There are vertical poles on both sides, the top of the vertical pole is provided with a motor cover, the side of the vertical pole is provided with a slot, and the inside of the vertical pole is provided with a moving structure for the device to drive the detection device to move up and down. There is a detection structure between the rods for the device to detect the sealing performance of the rolling bearing.

As a preferred solution of the present invention, the moving structure includes a motor, a threaded rod and a slider, and the motor is located inside the motor cover, the threaded rod is located inside the vertical rod, the threaded rod is rotatably connected with the vertical rod, and the slider is sleeved on the threaded rod On the outside, the slider is slidingly connected with the threaded rod.

As a preferred solution of the present invention, the slider is fixedly connected to the detection structure through a connecting rod.

As a preferred solution of the present invention, the detection structure includes a support bar, a pressure gauge and a sealing cover, the pressure gauge is located above the support bar, the sealing cover is located at the bottom of the support bar, and the sealing cover is fixedly connected to the support bar.

As a preferred solution of the present invention, the sealing cover communicates with the pressure gauge through a connecting pipe.

As a preferred solution of the present invention, the size of the sealing cover corresponds to the size of the detection groove opened on the top surface of the base, and a sealing ring is provided at the contact between the sealing cover and the inner bottom end of the detection groove.

Compared with the prior art, the beneficial effects of the present utility model are:

1. In the present utility model, through the provided moving structure, the threaded rod is driven by starting the motor, so that the slider can move up and down, and the detection structure is driven to move, so as to control the position of the detection structure, detect the rolling bearing, and make the device use It is more convenient for the staff to operate.

2. In this utility model, through the set detection structure, the staff can put multiple rolling bearings into different detection grooves at the same time, so that the inner ring of the rolling bearing is placed on the outside of the inflatable tube and the rolling bearing covers the through hole, and then through the moving structure Drive the support bar to move down, so that the sealing cover covers the rolling bearing, so that the rolling bearing is in a sealed environment, and then start the cylinder to inject high-pressure gas into the sealing cover through the inflation pipe, and the staff observe the change of the pressure gauge, By judging the sealing performance of the rolling bearing, when the device is in use, it can detect multiple rolling bearings at the same time, improve the detection effect and detection efficiency, and improve the accuracy of the detection of the sealing performance of the rolling bearing.

Description of drawings

Fig. 1 is the overall structure diagram of the utility model;

Fig. 2 is the exploded structure diagram of the utility model;

Fig. 3 is the internal structure diagram of the utility model.

In the figure: 1. Main body of the device; 101, Base; 102, Detection slot; 103, Outrigger; 104, Internal slot; 105, Inflatable pipe; 106, Through hole; 107, Air inlet; 108, Cylinder; 2, Vertical rod; 201, motor cover; 202, slotted; 203, motor; 204, threaded rod; 205, slider; 206, connecting rod; 207, support cross bar; 208, pressure gauge; 209, connecting pipe; 210, Sealing cover; 3. Moving structure; 4. Detection structure.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example, based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

In order to facilitate the understanding of the present utility model, the present utility model will be more fully described below with reference to the relevant drawings, in which several embodiments of the present utility model are given, however, the present utility model can be realized in many different forms, They are not limited to the embodiments described herein, but rather, these embodiments are provided so that this disclosure will be thorough and complete.

It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the present invention belongs. The terms used in the description of the present invention herein are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to Figures 1-3 The present utility model provides a technical solution:

The rolling bearing sealing performance testing device includes a device main body 1, the device main body 1 includes a base 101, the four corners of the bottom of the base 101 are provided with legs 103, the base 101 is provided with an internal slot 104, and the inner bottom end of the internal slot 104 is provided with There is a cylinder 108, the bottom of the cylinder 108 is provided with an air inlet 107, the top of the cylinder 108 is provided with an inflatable pipe 105, the top surface of the base 101 is provided with a detection groove 102, the inner side of the detection groove 102 is located outside the inflatable pipe 105 with a through hole 106, the base 101 There are vertical poles 2 on both sides of the top, the top of the vertical pole 2 is provided with a motor cover 201, the side of the vertical pole 2 is provided with a slot 202, and the inside of the vertical pole 2 is provided with a moving structure 3 for the device to drive the detection device to move up and down. Between the rods 2, there is a detection structure 4 for the device to detect the sealing performance of the rolling bearing. The provided detection structure 4 can enable the device to detect multiple rolling bearings at the same time, improve the detection effect and detection efficiency, and improve the detection efficiency. Accuracy of rolling bearing seal performance testing.

1 and 3, the moving structure 3 includes a motor 203, a threaded rod 204 and a slider 205, and the motor 203 is located inside the motor cover 201, the threaded rod 204 is located inside the vertical rod 2, and the threaded rod 204 is connected to the vertical rod. 2. Rotational connection, the slider 205 is sleeved on the outside of the threaded rod 204, the slider 205 is slidably connected with the threaded rod 204, and the slider 205 is fixedly connected with the detection structure 4 through the connecting rod 206. It is more convenient for the staff to operate.

2 and 3, the detection structure 4 includes a support bar 207, a pressure gauge 208, and a sealing cover 210, and the pressure gauge 208 is located above the support bar 207, and the sealing cover 210 is located at the bottom of the support bar 207. The cover 210 is fixedly connected with the support cross bar 207, the sealing cover 210 is communicated with the pressure gauge 208 through the connecting pipe 209, the size of the sealing cover 210 corresponds to the size of the detection groove 102 opened on the top surface of the base 101, and the sealing cover 210 is connected to the inner bottom of the detection groove 102. A sealing ring is provided at the end contact, and the detection structure 4 provided can enable the device to detect multiple rolling bearings at the same time, improve the detection effect and detection efficiency, and improve the accuracy of the detection of the sealing performance of the rolling bearing.

Working principle: When in use, the staff can put multiple rolling bearings into different detection grooves 102 at the same time, so that the inner ring of the rolling bearing is placed on the outside of the gas tube 105 and the rolling bearing covers the through hole 106, and then the threaded rod is driven by starting the motor 203. 204, so that the slider 205 can move up and down, driving the detection structure 4 to move, so as to control the position of the detection structure 4, and detect the rolling bearing, so that when the device is in use, the staff operation is more convenient, so that the sealing cover 210 covers The rolling bearing is placed in a sealed environment, and then the cylinder 108 is activated to inject high-pressure gas into the sealing cover 210 through the gas charging pipe 105. The staff judges the sealing performance of the rolling bearing by observing the change of the pressure gauge 208, so that the device can be used. At the same time, it can detect multiple rolling bearings at the same time, improve the detection effect and detection efficiency, and improve the accuracy of the sealing performance detection of rolling bearings.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. Antifriction bearing sealing performance detection device, including device main part (1), its characterized in that: device main part (1) includes base (101), four corners in base (101) bottom all are equipped with landing leg (103), inside fluting (104) that is equipped with of base (101), inside bottom of fluting (104) is equipped with cylinder (108), cylinder (108) bottom is equipped with air inlet (107), cylinder (108) top is equipped with gas tube (105), base (101) top surface has been seted up and has been detected groove (102), it is located gas tube (105) outside and has seted up through-hole (106) to detect groove (102) inboard, base (101) top both sides all are equipped with pole setting (2), pole setting (2) top is equipped with motor cover (201), fluting (202) have been seted up to pole setting (2) side, pole setting (2) inside is equipped with and can supplies the device to drive moving structure (3) that detection device reciprocated, be equipped with between pole setting (2) and supply the device to carry out the detection structure that detects to antifriction bearing sealing performance (4).

2. The rolling bearing sealing performance detection device according to claim 1, characterized in that: remove structure (3) and include motor (203), threaded rod (204) and slider (205), and motor (203) are located inside motor cover (201), and threaded rod (204) are located pole setting (2) inside, threaded rod (204) and pole setting (2) swivelling joint, and the threaded rod (204) outside is located to slider (205) cover, slider (205) and threaded rod (204) sliding connection.

3. The rolling bearing sealing performance detection device according to claim 2, characterized in that: the sliding block (205) is fixedly connected with the detection structure (4) through a connecting rod (206).

4. The rolling bearing sealing performance detection device according to claim 1, characterized in that: the detection structure (4) comprises a support cross rod (207), a pressure gauge (208) and a sealing cover (210), the pressure gauge (208) is located above the support cross rod (207), the sealing cover (210) is located at the bottom of the support cross rod (207), and the sealing cover (210) is fixedly connected with the support cross rod (207).

5. The rolling bearing sealing performance detection device according to claim 4, characterized in that: the sealing cover (210) is communicated with the pressure gauge (208) through a connecting pipe (209).

6. The rolling bearing sealing performance detection device according to claim 4, characterized in that: the size of the sealing cover (210) corresponds to that of the detection groove (102) formed in the top surface of the base (101), and a sealing ring is arranged at the contact position of the sealing cover (210) and the bottom end inside the detection groove (102).

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