CN216816011U

CN216816011U - Novel rolling resistance testing device for ball bearing

Info

Publication number: CN216816011U
Application number: CN202220253096.2U
Authority: CN
Inventors: 张士财; 张士剑; 王凤霞
Original assignee: Shandong Dongben Bearing Co ltd
Current assignee: Shandong Dongben Bearing Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-06-24
Anticipated expiration: 2032-02-08

Abstract

The utility model relates to the technical field of ball bearing testing equipment, in particular to a novel rolling resistance testing device for a ball bearing. The ball bearing testing device has the advantages that the ball bearing testing device is convenient to test the ball bearing and can be suitable for ball bearings with different sizes.

Description

Novel rolling resistance testing device for ball bearing

Technical Field

The utility model relates to the technical field of ball bearing testing equipment, in particular to a novel rolling resistance testing device of a ball bearing.

Background

The ball bearing is one kind of rolling bearing, and has spherical alloy steel balls installed between the inner steel ring and the outer steel ring to reduce friction force in the power transmission process and raise the transmission efficiency of mechanical power. Ball bearings cannot withstand large heavy loads and are common in light industrial machinery. Ball bearings are also known as ball bearings.

Ball bearing need carry out the rolling resistance test to it in production and processing, and current ball bearing's rolling resistance testing arrangement structure is complicated, and complex operation is not convenient for install when testing ball bearing, influences ball bearing's efficiency of software testing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel rolling resistance testing device for a ball bearing, which has the advantages of being convenient for testing the ball bearing and being suitable for ball bearings with different sizes, and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel rolling resistance testing device of a ball bearing comprises a workbench, a rotating box and a supporting plate, wherein the upper end face of the workbench is provided with a sliding groove, a sliding block is arranged in the sliding groove in a sliding mode, the upper end of the sliding block is provided with a sliding plate, the side end of the sliding plate is provided with a rotating shaft in a rotating mode, the rotating box is arranged at the tail end of the rotating shaft, a first threaded rod is arranged in the rotating box in a rotating mode, first movable blocks which are symmetrically distributed are arranged on the first threaded rod in a threaded mode, a first connecting rod is arranged at the side end of each first movable block, a first fixed plate is arranged at the tail end of each first connecting rod, the supporting plate is arranged on one side of the upper end face of the workbench, a torque sensor is arranged at the side end of the supporting plate, a testing box is arranged on the torque sensor, a second threaded rod is arranged in the testing box in a rotating mode, and second movable blocks which are symmetrically distributed are arranged on the second threaded rod, the side of second movable block installs the second connecting rod, and the terminal department of second connecting rod installs the second fixed plate.

Preferably, the supporting legs are installed to the lower extreme of workstation, and the supporting leg is equipped with four altogether, and four supporting legs are array distribution about the workstation. The support legs can support the workbench.

Preferably, a third driving box is arranged at the side end of the sliding plate, a driving device is arranged in the third driving box, and a main shaft of the driving device is connected with the axis of the rotating shaft. The drive device in the third drive housing is operable to rotate the rotatable shaft.

Preferably, a second movable port communicated with the inside of the rotating box is formed in the side end face of the rotating box, and the first connecting rod extends out from the second movable port. The setting of second activity mouth can make things convenient for the head rod shift position.

Preferably, the upper end of the rotating box is provided with a first driving box, driving equipment is arranged in the first driving box, a main shaft of the driving equipment is connected with the axis of the first threaded rod, the first threaded rod is provided with a positive thread structure and a negative thread structure, and the positive thread structure and the negative thread structure are symmetrically distributed. The first threaded rod can be rotated by the operation of a drive device in the first drive box.

Preferably, an electric telescopic rod is installed on the upper end face of the workbench, and the tail end of a piston rod of the electric telescopic rod is connected with the sliding plate. The electric telescopic rod can drive the sliding plate to move.

Preferably, the upper end of the test box is provided with a second drive box, the second drive box is internally provided with a drive device, a main shaft of the drive device is connected with the axis of a second threaded rod, the second threaded rod is provided with a positive thread structure and a negative thread structure, and the positive thread structure and the negative thread structure are symmetrically distributed. The second threaded rod can be rotated by the operation of a drive device in the second drive box.

Preferably, a first movable opening is formed in the side end of the test box, and the second connecting rod extends out from the first movable opening. The second connecting rod shift position can be made things convenient for in the setting of first activity mouth.

Compared with the prior art, the utility model has the following beneficial effects: the ball bearings are arranged at the outer sides of the two second fixed plates, the second threaded rods can be rotated through the work of the driving equipment in the second driving box, the two second fixed plates can be mutually far away under the matching of the two second movable blocks, the ball bearings can be quickly fixed from the inner rings of the ball bearings, the mounting operation is simple and quick, the sliding plates can be pushed through the work of the electric telescopic rods during rolling test, when the first fixed plates are positioned at the outer sides of the ball bearings, the first threaded rods can be rotated through the work of the driving equipment in the first driving box, the two first fixed plates can be mutually close to each other to fix the outer rings of the ball bearings, the ball bearings can be suitable for testing the ball bearings with different sizes, the rotating box can be rotated through the work of the driving equipment in the third driving box, the outer rings of the ball bearings can be driven to rotate, and the rolling resistance can be tested through the torque sensor during the rotating process, the testing efficiency is higher.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic diagram of a test board block structure according to the present invention;

FIG. 3 is a schematic top view of the worktable according to the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

The reference numerals and names in the figures are as follows:

1. a first connecting rod; 2. a first drive case; 3. a third drive box; 4. a rotating shaft; 5. a sliding plate; 6. an electric telescopic rod; 7. a work table; 8. supporting legs; 9. a slider; 10. a rotating box; 11. a first fixing plate; 12. a first threaded rod; 13. a first movable block; 14. a support plate; 15. a first movable port; 16. a test box; 17. a second fixing plate; 18. a second movable block; 19. a second threaded rod; 20. a second connecting rod; 21. a torque sensor; 22. a second drive box; 23. a sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 to 4, an embodiment of the present invention includes: a novel rolling resistance testing device of a ball bearing comprises a workbench 7, a rotating box 10 and a supporting plate 14, wherein supporting legs 8 are installed at the lower end of the workbench 7, the number of the supporting legs 8 is four, the four supporting legs 8 are distributed in an array mode about the workbench 7, a sliding groove 23 is formed in the upper end face of the workbench 7, a sliding block 9 is installed in the sliding groove 23 in a sliding mode, a sliding plate 5 is installed at the upper end of the sliding block 9, an electric telescopic rod 6 is installed on the upper end face of the workbench 7, the tail end of a piston rod of the electric telescopic rod 6 is connected with the sliding plate 5, a rotating shaft 4 is installed at the side end of the sliding plate 5 in a rotating mode, a third driving box 3 is arranged at the side end of the sliding plate 5, driving equipment is arranged in the third driving box 3, a main shaft of the driving equipment is connected with the shaft center of the rotating shaft 4, the rotating box 10 is installed at the tail end of the rotating shaft 4, and a first threaded rod 12 is installed in the rotating box 10 in a rotating mode, the upper end of rotating case 10 is provided with first drive case 2, is provided with drive arrangement in the first drive case 2, and drive arrangement's main shaft is connected with the axle center of first threaded rod 12, be provided with positive thread structure and negative thread structure on the first threaded rod 12, positive thread structure and negative thread structure are the symmetric distribution, and first movable block 13 of symmetric distribution is installed to the screw thread on the first threaded rod 12, and head rod 1 is installed to the side of first movable block 13, rotate the side end face of case 10 and set up and rotate the second expansion joint of intercommunication in the case 10, and head rod 1 extends from the second expansion joint, and first fixed plate 11 is installed to the terminal department of head rod 1.

The working principle of the novel rolling resistance testing device based on the ball bearing in the embodiment 1 is as follows: in the working process of the utility model, the sliding plate 5 can be pushed by the work of the electric telescopic rod 6 during the rolling test, when the first fixing plate 11 is positioned outside the ball bearing, the first threaded rod 12 can be rotated by the work of the driving equipment in the first driving box 2, the two first fixing plates 11 can be close to each other to fix the outer ring of the ball bearing, the rotating box 10 can be rotated by the work of the driving equipment in the third driving box 3 to drive the outer ring of the ball bearing to rotate, and the rolling resistance can be tested by the torque sensor 21 during the rotating process.

Example two

Referring to fig. 1 to 4, an embodiment of the present invention includes: compared with the first embodiment, the rolling resistance testing device of the novel ball bearing further comprises: the supporting plate 14 is installed on one side of the upper end face of the workbench 7, a torque sensor 21 is installed at the side end of the supporting plate 14, a testing box 16 is arranged on the torque sensor 21, a second threaded rod 19 is installed in the testing box 16 in a rotating mode, a second driving box 22 is arranged at the upper end of the testing box 16, driving equipment is arranged in the second driving box 22, a main shaft of the driving equipment is connected with the axis of the second threaded rod 19, a positive thread structure and a negative thread structure are arranged on the second threaded rod 19 and are symmetrically distributed, second movable blocks 18 which are symmetrically distributed are installed on the second threaded rod 19 in a threaded mode, second connecting rods 20 are installed at the side ends of the second movable blocks 18, a first movable port 15 is formed in the side end of the testing box 16, the second connecting rods 20 extend out from the first movable port 15, and a second fixing plate 17 is installed at the tail end of the second connecting rods 20, the driving devices and the torque sensors 21 in the first driving box 2, the second driving box 22 and the third driving box 3 of the present invention are well known to those skilled in the art, and all belong to conventional means or common knowledge, and will not be described herein again, and those skilled in the art can make any choice according to their needs or convenience.

In this embodiment, the ball bearings are disposed on the outer sides of the two second fixing plates 17, the second threaded rod 19 can be rotated by the operation of the driving device in the second driving box 22, the two second fixing plates 17 can be kept away from each other under the cooperation of the two second movable blocks 18, the ball bearings can be fixed by the inner rings of the ball bearings, and the installation operation is simple and fast.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel ball bearing's rolling resistance test device, includes workstation (7), rotates case (10) and backup pad (14), its characterized in that: the upper end face of the workbench (7) is provided with a sliding groove (23), the sliding groove (23) is internally provided with a sliding block (9) in a sliding manner, the upper end of the sliding block (9) is provided with a sliding plate (5), the side end of the sliding plate (5) is rotatably provided with a rotating shaft (4), the rotating box (10) is arranged at the tail end of the rotating shaft (4), the rotating box (10) is rotatably provided with a first threaded rod (12), the first threaded rod (12) is provided with first movable blocks (13) which are symmetrically distributed in a threaded manner, the side end of each first movable block (13) is provided with a first connecting rod (1), the tail end of each first connecting rod (1) is provided with a first fixed plate (11), the supporting plate (14) is arranged at one side of the upper end face of the workbench (7), the side end of the supporting plate (14) is provided with a torque sensor (21), and the torque sensor (21) is provided with a test box (16), second threaded rod (19) are installed in test box (16) internal rotation, and the second movable block (18) of symmetric distribution is installed to the screw thread on second threaded rod (19), and second connecting rod (20) are installed to the side of second movable block (18), and second fixed plate (17) are installed to the terminal department of second connecting rod (20).

2. The rolling resistance test device of a novel ball bearing according to claim 1, characterized in that: supporting legs (8) are installed to the lower extreme of workstation (7), and supporting leg (8) are equipped with four altogether, and four supporting legs (8) are array distribution about workstation (7).

3. The rolling resistance test device of a novel ball bearing according to claim 1, characterized in that: a third driving box (3) is arranged at the side end of the sliding plate (5), driving equipment is arranged in the third driving box (3), and a main shaft of the driving equipment is connected with the axis of the rotating shaft (4).

4. The rolling resistance test device of a novel ball bearing according to claim 1, characterized in that: the side end face of the rotating box (10) is provided with a second movable port communicated with the inside of the rotating box (10), and the first connecting rod (1) extends out from the second movable port.

5. The rolling resistance test device of a novel ball bearing according to claim 1, characterized in that: the upper end of the rotating box (10) is provided with a first driving box (2), driving equipment is arranged in the first driving box (2), a main shaft of the driving equipment is connected with the axis of the first threaded rod (12), a positive thread structure and a negative thread structure are arranged on the first threaded rod (12), and the positive thread structure and the negative thread structure are symmetrically distributed.

6. The rolling resistance test device of a novel ball bearing according to claim 1, characterized in that: an electric telescopic rod (6) is installed on the upper end face of the workbench (7), and the tail end of a piston rod of the electric telescopic rod (6) is connected with the sliding plate (5).

7. The rolling resistance test device of a novel ball bearing according to claim 1, characterized in that: the upper end of test box (16) is provided with second drive case (22), is provided with drive arrangement in second drive case (22), and drive arrangement's main shaft is connected with the axle center of second threaded rod (19), be provided with positive thread structure and negative thread structure on second threaded rod (19), positive thread structure and negative thread structure are the symmetric distribution.

8. The rolling resistance test device of a novel ball bearing according to claim 1, characterized in that: a first movable opening (15) is formed in the side end of the test box (16), and a second connecting rod (20) extends out of the first movable opening (15).