CN219901607U

CN219901607U - A finish grinder for precision bearing outer lane

Info

Publication number: CN219901607U
Application number: CN202321296792.2U
Authority: CN
Inventors: 冯广生; 孟奎娥
Original assignee: Liaocheng Jifa Bearing Co ltd
Current assignee: Liaocheng Jifa Bearing Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-10-27
Anticipated expiration: 2033-05-24

Abstract

The utility model relates to the technical field of precision bearings, in particular to a precision grinder for an outer ring of a precision bearing, which comprises a base, wherein an upright rod is fixed at the upper end of the base, a top plate is fixed at the upper end of the upright rod, a sliding plate is arranged on the upright rod in a sliding manner, first motors are fixed at two sides of the lower end of the sliding plate, power shafts of the first motors are connected with the grinding plate, electric telescopic rods are fixed at two sides of the upper end of the top plate, power shafts of the electric telescopic rods are connected with the sliding plate, a cavity is formed in the base, a second motor is fixed at the outer side of the base, the second motor drives a threaded rod to rotate, so that an internal thread block drives a right-angle fixing plate to move in opposite directions, and precision bearings with different sizes are fixed, and the precision grinder is simple and convenient to operate; the electric telescopic rod drives the sliding plate to slide in the vertical rod until the grinding plate is attached to the precision bearing, and the first motor is opened to drive the grinding plate to rotate so as to polish the precision bearing.

Description

A finish grinder for precision bearing outer lane

Technical Field

The utility model relates to the technical field of precision bearings, in particular to a precision grinding machine for an outer ring of a precision bearing.

Background

Precision bearings are classified according to ISO classification standards: p0, P6, P5, P4 and P2 are sequentially increased, wherein P0 is the common precision, and other grades are the precision grades; of course, different grading standards, different types of bearings, and their grading methods are different, but the meaning is one to one; the precision bearing is required to have high runout precision, high-speed rotation and small friction and friction change in use performance.

The grinding machine is a grinding machine for grinding the surface of a workpiece by using a grinding tool coated with or embedded with an abrasive; the grinding device is mainly used for grinding high-precision planes, inner and outer cylindrical surfaces, conical surfaces, spherical surfaces, threaded surfaces and other molded surfaces in workpieces; the main types of grinders are disc grinders, spindle grinders and various specialty grinders.

The outer ring of precision bearing needs to grind, grinds the machine and need carry out abundant grinding to precision bearing, but current finish grinder can not polish the precision bearing of equidimension not, influences precision bearing's result of use, and the finish grinder can't be stable simultaneously carries out the operation of polishing to precision bearing, influences the adaptability of grinding machine.

For example, the utility model discloses a precision bearing is with fine grinding machine of bulletin number CN216298966U, relates to the mill field, including the workstation, one side of workstation is provided with first motor, and the output of first motor is connected with the dwang, the outside of dwang is provided with first external screw thread, and one side of first external screw thread is provided with the second external screw thread, the outside of first external screw thread and second external screw thread is provided with first movable block, and the top of first movable block is provided with the clamp splice. According to the utility model, through the workbench, the first motor, the rotating rod, the first external threads, the second external threads, the first moving blocks, the clamping blocks and the sliding blocks, the rotating rod can rotate along with the first motor after the first motor is started, the four groups of first moving blocks on the outer side of the rotating rod can move, the four groups of first moving blocks clamp the bearings in pairs, the bearings are clamped from the outer ring of the bearings and the inner ring of the bearings, the bearings are kept fixed, and the rotating polishing effect is better when the rotating rod is matched with the polishing disc.

The outer ring of precision bearing needs to grind, grinds the machine and need carry out abundant grinding to precision bearing, combines above-mentioned prior art to know, and the finish grinding machine can not polish the precision bearing of equidimension not, influences precision bearing's result of use, and the finish grinding machine can't be stable simultaneously carries out the operation of polishing to precision bearing, influences the adaptability of grinding machine, and the problem is ubiquitous, and the urgent need is improved.

Disclosure of Invention

The utility model aims to provide a fine grinding machine for an outer ring of a precision bearing, so as to solve the problem of low adaptability of the grinding machine.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a finish grinding machine for precision bearing outer lane, includes the base, the upper end of base is fixed with the pole setting, the upper end of pole setting is fixed with the roof, slide in the pole setting and be provided with the sliding plate, the lower extreme both sides of sliding plate are fixed with first motor, the power shaft and the grinding plate of first motor are connected.

Preferably, electric telescopic rods are fixed on two sides of the upper end of the top plate, and power shafts of the electric telescopic rods are connected with the sliding plates.

Preferably, a cavity is formed in the base, and a second motor is fixed on the outer side of the base.

Preferably, the power shaft and the threaded rod of the second motor are arranged in the cavity in a rotating way.

Preferably, the threaded rod is connected with an internal thread block in a threaded manner, and the outer side of the internal thread block is slidingly arranged on the inner wall of the cavity.

Preferably, the upper end of the internal thread block is provided with a right-angle fixing plate, and the lower end of the right-angle fixing plate is slidably arranged on the upper wall of the base.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the second motor drives the threaded rod to rotate, so that the internal thread block drives the right-angle fixing plate to move in opposite directions, and the precision bearings with different sizes are fixed, so that the operation is simple and convenient.

2. According to the utility model, the sliding plate can be driven to slide on the vertical rod through the electric telescopic rod until the grinding plate is attached to the precise bearing, and the first motor is turned on to drive the grinding plate to rotate, so that the precise bearing is polished.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is an enlarged partial cross-sectional view of the slide plate of the present utility model.

In the figure: 1. a base; 21. a vertical rod; 22. a top plate; 23. an electric telescopic rod; 24. a sliding plate; 25. a first motor; 26. a grinding plate; 31. a cavity; 32. a second motor; 33. a threaded rod; 34. an internal thread block; 35. right angle fixed plate.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the finish grinding machine for an outer ring of a precision bearing in the drawings comprises a base 1, wherein six vertical rods 21 are fixed at the upper end of the base 1, rectangular fixing welding is performed on the upper ends of the base 1, top plates 22 are fixed at the upper ends of the vertical rods 21, the top plates 22 are fixedly welded on the upper ends of the vertical rods 21, sliding plates 24 are slidably arranged on the vertical rods 21, the sliding plates 24 are rectangular plates and limited on the vertical rods 21, the sliding plates 24 move up and down, the outer sides of the vertical rods 21 slide, first motors 25 are fixed at two sides of the lower end of the sliding plates 24, power shafts of the first motors 25 are connected with grinding plates 26 and can drive the grinding plates 26 to rotate, and the precision bearing is ground.

The electric telescopic rods 23 are fixed on two sides of the upper end of the top plate 22, the two electric telescopic rods 23 are respectively and fixedly welded on two sides of the upper end of the top plate 22, a power shaft of each electric telescopic rod 23 is connected with the corresponding sliding plate 24, the upper ends of the sliding plates 24 are fixedly welded on the power shafts of the electric telescopic rods 23, and the electric telescopic rods 23 can drive the corresponding sliding plates 24 to move up and down.

The cavity 31 is formed in the base 1, the cavity 31 is a rectangular groove and is formed in two sides of the base 1, the second motor 32 is fixed on the outer side of the base 1, and the second motor 32 is fixedly welded on the outer side of the base 1.

The power shaft of the second motor 32 and the threaded rod 33, the second motor 32 drives the threaded rod 33 to rotate in the forward direction and the reverse direction, the outer side of the threaded rod 33 is rotatably arranged in the cavity 31, forward and reverse threads are arranged on two sides of the threaded rod 33, and the threaded rod 33 rotates on the inner wall of the cavity 31.

The threaded rod 33 is connected with the internal thread block 34 in a threaded manner, the internal thread block 34 moves oppositely and reversely along the threaded rod 33, the outer side of the internal thread block 34 is slidably arranged on the inner wall of the cavity 31, the outer wall of the internal thread block 34 is attached to the inner wall of the cavity 31, and the left-right movement stability of the internal thread block 34 is ensured.

The upper end of internal thread piece 34 is provided with right angle fixed plate 35, and the upper end of internal thread piece 34 is welded to right angle fixed plate 35 fixed, guarantees synchronous motion between them, and the lower extreme of right angle fixed plate 35 slides and sets up in base 1 upper wall.

In this embodiment, the precision bearing is placed between the right-angle fixing plates 35 on two sides, the second motor 32 is turned on, the second motor 32 drives the threaded rod 33 to rotate forward, so that the internal thread block 34 on the threaded rod 33 drives the right-angle fixing plates 35 to move in opposite directions until the right-angle fixing plates 35 on two sides are attached to the precision bearing, and the position of the precision bearing is fixed.

Opening the electric telescopic rod 23, and driving the sliding plate 24 to slide on the outer wall of the vertical rod 21 by the electric telescopic rod 23 until the grinding plate 26 is attached to the precision bearing, opening the first motor 25, and driving the grinding plate 26 to rotate by the first motor 25 to grind the precision bearing.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A finish grinding machine for precision bearing outer lane, its characterized in that includes base (1), the upper end of base (1) is fixed with pole setting (21), the upper end of pole setting (21) is fixed with roof (22), slide on pole setting (21) and be provided with sliding plate (24), the lower extreme both sides of sliding plate (24) are fixed with first motor (25), the power shaft and the lapping plate (26) of first motor (25) are connected.

2. The finishing mill for precision bearing outer rings of claim 1, wherein: electric telescopic rods (23) are fixed on two sides of the upper end of the top plate (22), and power shafts of the electric telescopic rods (23) are connected with the sliding plates (24).

3. The finishing mill for precision bearing outer rings of claim 1, wherein: a cavity (31) is formed in the base (1), and a second motor (32) is fixed on the outer side of the base (1).

4. A finish grinding machine for precision bearing outer races according to claim 3, characterised in that: the power shaft of the second motor (32) and the threaded rod (33), and the outer side of the threaded rod (33) is rotatably arranged in the cavity (31).

5. The finishing mill for precision bearing outer rings of claim 4, wherein: the threaded rod (33) is connected with an internal thread block (34) in a threaded manner, and the external side of the internal thread block (34) is slidingly arranged on the inner wall of the cavity (31).

6. The finishing mill for precision bearing outer rings of claim 5, wherein: the upper end of the internal thread block (34) is provided with a right-angle fixing plate (35), and the lower end of the right-angle fixing plate (35) is arranged on the upper wall of the base (1) in a sliding manner.