CN216707107U

CN216707107U - Grinding superfinishing machine

Info

Publication number: CN216707107U
Application number: CN202220183078.1U
Authority: CN
Inventors: 朱江良
Original assignee: Zhejiang Shengxi Precision Machinery Technology Co ltd
Current assignee: Zhejiang Shengxi Precision Machinery Technology Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-06-10
Anticipated expiration: 2032-01-21

Abstract

The utility model relates to the technical field of superfinishing machines, in particular to a grinding superfinishing machine which comprises a base, and an X-direction moving mechanism and a Z-direction moving mechanism which are arranged on the base, wherein the X-direction moving mechanism is provided with a Y-direction moving mechanism, the Y-direction moving mechanism is provided with a workpiece clamping mechanism, the workpiece clamping mechanism is used for fixing a workpiece and driving the workpiece to rotate, the Z-direction moving mechanism is provided with a shaft seat, a first rotating shaft is arranged in the shaft seat, the shaft seat is connected with a first motor, the first motor is in transmission connection with the first rotating shaft, a fixed seat is arranged at the end part of the first rotating shaft, and the fixed seat is used for fixing oilstones. The grinding superfinishing machine can be used for processing the inner surface and the outer surface of an annular workpiece, and the grinding precision cannot be influenced by the abrasion of the oilstone in the processing process.

Description

Grinding superfinishing machine

Technical Field

The utility model relates to the technical field of superfinishing machines, in particular to a grinding superfinishing machine.

Background

In the prior art, for a superfinishing machine, a vibration head is generally adopted, and a vibration oilstone is utilized to grind the surface of a workpiece, so that the superfinishing process is realized. However, the vibrating head in this form is complex in structure, and has great difficulty in processing the inner surface of the annular workpiece, thereby seriously affecting the applicability and the universality of the annular workpiece.

SUMMERY OF THE UTILITY MODEL

The utility model provides a grinding superfinishing machine for solving the technical defects, which can realize superfinishing of a workpiece by utilizing the rotation of an oilstone.

The utility model discloses a grinding superfinishing machine which comprises a base, and an X-direction moving mechanism and a Z-direction moving mechanism which are arranged on the base, wherein a Y-direction moving mechanism is arranged on the X-direction moving mechanism, a workpiece clamping mechanism is arranged on the Y-direction moving mechanism and used for fixing a workpiece and driving the workpiece to rotate, a shaft seat is arranged on the Z-direction moving mechanism, a first rotating shaft is arranged in the shaft seat, a first motor is connected to the shaft seat, the first motor is in transmission connection with the first rotating shaft, a fixed seat is arranged at the end part of the first rotating shaft and used for fixing oilstones.

In the scheme, the X-direction moving mechanism can drive the whole Y-direction moving mechanism to move along the X direction, the Y-direction moving mechanism can drive the workpiece clamping mechanism to move along the Y direction, and the Z-direction moving mechanism drives the shaft seat and the first rotating shaft to move along the Z direction. Wherein, the X direction, the Y direction and the Z direction are vertical to each other. Through X to moving mechanism, Y to moving mechanism and Z under to moving mechanism's combined action, oilstone on the fixing base is located the work piece and treats the machined surface, and the work piece rotates, and first pivot carries out reciprocating rotation under the effect of first motor, drives promptly oilstone swings at certain angle within range, and the swing in-process carries out super precision finishing to the workpiece surface.

The fixing seat is rotatably connected with the end part of the first rotating shaft through a first pin shaft, a first power mechanism is arranged between the first rotating shaft and the fixing seat, the first power mechanism drives the fixing seat to rotate on the rotating shaft, and the fixing seat rotates to be used for pressing the working face of the oilstone to a workpiece. The first power mechanism drives the fixed seat to rotate, so that the working surface of the oilstone can be pressed towards the workpiece, a certain pressure is kept between the oilstone and the workpiece, and after the oilstone is abraded, the contact between the oilstone and the workpiece can be kept stable and reliable.

The first power mechanism is an air cylinder, the air cylinder is rotatably arranged on the first rotating shaft through a second pin shaft, the telescopic end of the air cylinder is rotatably connected with the fixed seat through a third pin shaft, and the first pin shaft, the second pin shaft and the third pin shaft are all perpendicular to the first rotating shaft. Through the cylinder propelling movement the fixing base rotates around first round pin axle, can with fixing base and oilstone push down, and the atmospheric pressure control of accessible cylinder realizes adjusting the control of the pressure of oilstone effect on the workpiece surface.

The fixing base is of a U-shaped structure, and the joint of the fixing base and the first rotating shaft and the oilstone fixing position are located at two ends of the opening of the U-shaped structure of the fixing base. Through the fixing base of U type structure, can with the oilstone stretches into the inner wall of work piece, and ensures the axial of first pivot is perpendicular with the axial of annular work piece, realizes that the oilstone just swings along the work piece axial in that the work piece is inside, realizes super-finishing.

The workpiece clamping mechanism comprises a mounting seat and a second rotating shaft arranged on the mounting seat, a second motor is arranged on the mounting seat, the second motor is in transmission connection with the second rotating shaft, and a clamp is arranged at the end of the second rotating shaft and used for fixing a workpiece.

The grinding superfinishing machine can be used for processing the inner surface and the outer surface of an annular workpiece, and the grinding precision cannot be influenced by the abrasion of the oilstone in the processing process.

Drawings

FIG. 1 is a schematic view of the superfinishing machine of the present invention during inner surface machining of a workpiece;

FIG. 2 is a front view of the first rotary shaft and the fixed base of the superfinishing machine of FIG. 1;

FIG. 3 is a perspective view of the first spindle and the fixing base of the superfinishing machine of FIG. 1;

FIG. 4 is a schematic view of the superfinishing machine of the present invention on an outer surface of a workpiece;

FIG. 5 is a front view of the first shaft and the fixing base of the superfinishing machine of FIG. 4;

FIG. 6 is a perspective view of the first shaft and the fixing base of the superfinishing machine of FIG. 4;

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Example 1:

as shown in fig. 1, 2 and 3, the utility model discloses a grinding superfinishing machine, which comprises a base 1, and an X-direction moving mechanism 2 and a Z-direction moving mechanism 4 which are arranged on the base 1, wherein the X-direction moving mechanism 2 is provided with the Y-direction moving mechanism 3, the Y-direction moving mechanism 3 is provided with a workpiece 11 clamping mechanism, the workpiece 11 clamping mechanism is used for fixing a workpiece 11 and driving the workpiece 11 to rotate, the Z-direction moving mechanism 4 is provided with a shaft seat 6, a first rotating shaft 7 is arranged in the shaft seat 6, the shaft seat 6 is connected with a first motor 8, the first motor 8 is in transmission connection with the first rotating shaft 7, a fixed seat 12 is arranged at the end part of the first rotating shaft 7, and the fixed seat 12 is used for fixing an oilstone 13.

In the above scheme, the X-direction moving mechanism 2 can drive the whole Y-direction moving mechanism 3 to move along the X direction, the Y-direction moving mechanism 3 can drive the workpiece 11 clamping mechanism to move along the Y direction, and the Z-direction moving mechanism 4 drives the shaft seat 6 and the first rotating shaft 7 to move along the Z direction. Wherein, the X direction, the Y direction and the Z direction are vertical to each other. Through X to moving mechanism 2, Y to moving mechanism 3 and Z to moving mechanism 4 under the combined action, oilstone 13 on fixing base 12 is located work piece 11 and treats the processing surface, and work piece 11 rotates, and first pivot 7 carries out reciprocating rotation under the effect of first motor 8, drives promptly oilstone 13 swings at certain angle within range, and the swing in-process carries out the superfinishing to work piece 11 surface.

The structure of the X-direction moving mechanism 2, the Y-direction moving mechanism 3 and the Z-direction moving mechanism 4 can comprise a slide rail and a slide block, a motor, a screw rod and a nut are arranged between the slide rail and the slide block, the motor, the screw rod and the slide rail are relatively fixed, the motor drives the screw rod to rotate, the nut is fixed on the slide block, and the nut reciprocates on the screw rod to drive the slide block to reciprocate on the slide rail.

The first motor 8 can realize reciprocating motion, for example, with the vertical downward position of the oilstone 13 as a reference, the first motor 8 drives the first rotating shaft 7 to swing by plus or minus 18 degrees, which may be, of course, plus or minus 10 degrees, plus or minus 5 degrees, plus or minus 30 degrees, or even plus or minus 50 degrees, and the specific swing amplitude is not limited. The first motor 8 may be a servo motor, a hollow motor, or the like.

The fixed seat 12 is rotatably connected with the end part of the first rotating shaft 7 through a first pin shaft 14, a first power mechanism is arranged between the first rotating shaft 7 and the fixed seat 12, the first power mechanism drives the fixed seat 12 to rotate on the rotating shaft, and the fixed seat 12 rotates to press the working surface of the oilstone 13 to the workpiece 11. The first power mechanism drives the fixed seat 12 to rotate, so that the working surface of the oilstone 13 can be pressed towards the workpiece 11, a certain pressure is kept between the oilstone 13 and the workpiece 11, and after the oilstone 13 is abraded, the contact between the oilstone 13 and the workpiece 11 can be kept stable and reliable.

The first power mechanism is an air cylinder 15, the air cylinder 15 is rotatably arranged on the first rotating shaft 7 through a second pin shaft 16, the telescopic end of the air cylinder 15 is rotatably connected with the fixed seat 12 through a third pin shaft 17, and the first pin shaft 14, the second pin shaft 16 and the third pin shaft 17 are all perpendicular to the first rotating shaft 7. The fixed seat 12 is pushed by the air cylinder 15 to rotate around the first pin shaft 14, the fixed seat 12 and the oilstone 13 can be pressed downwards, and the pressure of the oilstone 13 acting on the surface of the workpiece 11 can be controlled and adjusted by air pressure control of the air cylinder 15.

The fixing seat 12 is of a U-shaped structure, and the joint of the fixing seat 12 and the first rotating shaft 7 and the fixing position of the oilstone 13 are located at two ends of the opening of the U-shaped structure of the fixing seat 12. Through the fixing base 12 of U type structure, can with oilstone 13 stretches into the inner wall of work piece 11, and ensures the axial of first pivot 7 is perpendicular with the axial of annular work piece 11, realizes that oilstone 13 just swings along work piece 11 axial inside work piece 11, realizes super precision finishing.

The workpiece 11 clamping mechanism comprises a mounting seat 5 and a second rotating shaft 9 arranged on the mounting seat 5, a second motor 10 is arranged on the mounting seat 5, the second motor 10 is in transmission connection with the second rotating shaft 9, a clamp is arranged at the end of the second rotating shaft 9, and the clamp is used for fixing the workpiece 11. The clamp can be completely arranged on the second rotating shaft 9, or partially arranged on the second rotating shaft 9, and the other part is arranged on the mounting seat 5 and used for tightly pushing the workpiece 11. Other forms of mounting of the clip are of course possible.

As shown in fig. 4, 5, and 6, when the outer surface of the workpiece 11 is machined, the shape of the fixing seat 12 may not be limited, and only the fixing position of the oilstone 13 needs to be extended to the outer surface of the workpiece 11.

In practical use, the mounting position of the oilstone 13 on the fixed seat 12 is as vertical as possible to the central axis of the first rotating shaft 7, and the first power mechanism drives the fixed seat 12 to swing in the same vertical plane.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and thus are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; they may be directly connected or indirectly connected through intervening media, or may be in the interactive relationship of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Although the present invention has been described with reference to the preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but may be embodied or carried out in various forms without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a grind super smart machine, includes the base and sets up X on the base to moving mechanism and Z to moving mechanism, sets up Y on X to moving mechanism, characterized by: the Y-direction moving mechanism is provided with a workpiece clamping mechanism, the workpiece clamping mechanism is used for fixing a workpiece and driving the workpiece to rotate, the Z-direction moving mechanism is provided with a shaft seat, a first rotating shaft is arranged in the shaft seat, the shaft seat is connected with a first motor, the first motor is in transmission connection with the first rotating shaft, a fixing seat is arranged at the end part of the first rotating shaft, and the fixing seat is used for fixing oilstones.

2. The lapping superfinishing machine of claim 1, wherein: the fixing seat is rotatably connected with the end part of the first rotating shaft through a first pin shaft, a first power mechanism is arranged between the first rotating shaft and the fixing seat, the first power mechanism drives the fixing seat to rotate on the rotating shaft, and the fixing seat rotates to press the working face of the oilstone to a workpiece.

3. The lapping superfinishing machine of claim 2, wherein: the first power mechanism is an air cylinder, the air cylinder is rotatably arranged on the first rotating shaft through a second pin shaft, the telescopic end of the air cylinder is rotatably connected with the fixed seat through a third pin shaft, and the first pin shaft, the second pin shaft and the third pin shaft are all perpendicular to the first rotating shaft.

4. The lapping superfinishing machine of any one of claims 1-3, wherein: the fixing base is of a U-shaped structure, and the joint of the fixing base and the first rotating shaft and the oilstone fixing position are located at two ends of the opening of the U-shaped structure of the fixing base.

5. The lapping superfinishing machine of any one of claims 1-3, wherein: the workpiece clamping mechanism comprises a mounting seat and a second rotating shaft arranged on the mounting seat, a second motor is arranged on the mounting seat, the second motor is in transmission connection with the second rotating shaft, and a clamp is arranged at the end of the second rotating shaft and used for fixing a workpiece.