阅读说明：本技术 一种平移机构 (Translation mechanism ) 是由 周波 苏文金 于 2021-08-25 设计创作，主要内容包括：本申请涉及机床技术领域,更具体地说,它涉及一种平移机构。包括机架、相互夹角为α的Y轴平移组件和斜轴平移组件,所述斜轴平移组件安装有工件,所述斜轴平移组件固设于Y轴平移组件且用于将工件沿斜轴方向平移,所述Y轴平移组件设于机架且用于将斜轴平移组件沿Y轴方向平移。本申请具有结构简单实用、提高平移精度、降低误差的优点。(The application relates to the technical field of machine tools, in particular to a translation mechanism. Including frame, mutual contained angle be alpha's Y axle translation subassembly and oblique axle translation subassembly, the work piece is installed to oblique axle translation subassembly, oblique axle translation subassembly sets firmly in Y axle translation subassembly and is used for following oblique axle direction translation with the work piece, Y axle translation subassembly is located the frame and is used for following Y axle direction translation with oblique axle translation subassembly. The translation device has the advantages of simple and practical structure, improvement of translation precision and reduction of errors.)

1. A translation mechanism is characterized in that: including frame, mutual contained angle be alpha's Y axle translation subassembly and oblique axle translation subassembly, the work piece is installed to oblique axle translation subassembly, oblique axle translation subassembly sets firmly in Y axle translation subassembly and is used for following oblique axle direction translation with the work piece, Y axle translation subassembly is located the frame and is used for following Y axle direction translation with oblique axle translation subassembly.

2. A translation mechanism according to claim 1, wherein: the value range of the included angle alpha is more than 0 degree and less than 45 degrees.

3. A translation mechanism according to claim 1, wherein: the Y-axis translation assembly comprises a Y sliding seat, a Y sliding plate connected to the Y sliding seat in a sliding mode along a Y axis, and a Y driving portion driving the Y sliding plate to slide, and the oblique-axis translation assembly is fixedly arranged on the Y sliding plate.

4. A translation mechanism according to claim 3, wherein: the oblique axis translation subassembly includes oblique slide, follows oblique axis sliding connection in oblique slide of oblique slide and the gliding oblique drive division of drive oblique slide, oblique slide sets firmly in the Y slide, the work piece sets firmly in oblique slide.

5. A translation mechanism according to claim 1, wherein: the frame is provided with a control system for controlling the Y-axis translation assembly and the oblique-axis translation assembly.

6. A translation mechanism according to claim 3, wherein: and the Y driving part outer cover is provided with a dust cover.

Technical Field

The application relates to the technical field of machine tools, in particular to a translation mechanism.

Background

Machine tools are machines for manufacturing machines, and are generally classified into a working cutting machine, a forging machine, a woodworking machine, and the like. A numerically controlled grinder is a machine tool that grinds the surface of a workpiece using a grinding tool by a numerical control technique. The precision requirement of the numerical control grinding machine in the production process is high when the precision equipment is produced, but the precision of the jig in translational motion is often not high enough and the error is large during actual production.

Disclosure of Invention

To the not enough of above-mentioned prior art, the purpose of this application is to provide a translation mechanism, have simple structure practicality, improve translation precision, reduce the advantage of error.

The technical purpose of the application is realized by the following technical scheme: the utility model provides a translation mechanism, includes that frame, mutual contained angle are Y axle translation subassembly and the oblique axis translation subassembly of alpha, the work piece is installed to oblique axis translation subassembly, oblique axis translation subassembly sets firmly in Y axle translation subassembly and is used for following oblique axis direction translation with the work piece, Y axle translation subassembly is located the frame and is used for following Y axle direction translation with oblique axis translation subassembly.

Preferably, the range of the included angle alpha is more than 0 degree and less than 45 degrees.

Preferably, the Y-axis translation assembly includes a Y-slide, a Y-slide slidably connected to the Y-slide along a Y-axis, and a Y-drive section for driving the Y-slide to slide, and the oblique-axis translation assembly is fixedly mounted on the Y-slide.

Preferably, the oblique axis translation subassembly includes oblique slide, along oblique axis sliding connection in oblique slide's oblique slide and the gliding oblique drive division of drive oblique slide, oblique slide sets firmly in the Y slide, the work piece sets firmly in oblique slide.

Preferably, the gantry is provided with a control system for controlling the Y-axis translation assembly and the diagonal axis translation assembly.

Preferably, the Y driving part housing is provided with a dust cover.

To sum up, the beneficial effect that this application has: the process of the translation mechanism is that firstly, a fixedly installed workpiece is translated by an oblique axis translation assembly by an oblique axis direction by an L distance, an included angle between the oblique axis direction and the Y axis direction is an acute angle alpha, the translation distance can be divided into the L sin alpha along the X axis direction and the L cos alpha along the Y axis direction, then, the oblique axis translation assembly is translated by the Y axis translation assembly by-L sin alpha along the Y axis direction, after two movements are completed, the workpiece is actually translated only by the L sin alpha along the X axis direction, but because alpha is an acute angle, the L sin alpha is smaller than L, and therefore, errors of actual movement are reduced through the composite movement of a trigonometric function. The translation device has the advantages of simple and practical structure, improvement of translation precision and reduction of errors.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

fig. 2 is an architecture diagram of another perspective of the present application.

Reference numerals: 1. a Y-axis translation assembly; 11. a Y slide seat; 12. a Y-shaped sliding plate; 13. a Y drive section; 14. a dust cover; 2. a skew axis translation assembly; 21. an inclined slide seat; 22. an inclined slide plate; 23. an oblique driving part.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not 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.

The utility model provides a translation mechanism, specifically refer to fig. 1 to 2, including frame, mutual contained angle be alpha Y axle translation subassembly 1 and oblique axis translation subassembly 2, the work piece is installed to oblique axis translation subassembly 2, oblique axis translation subassembly 2 sets firmly in Y axle translation subassembly 1 and is used for following oblique axis direction translation with the work piece, Y axle translation subassembly 1 locates the frame and is used for following Y axle direction translation with oblique axis translation subassembly 2.

The final required effect of the translation mechanism is to translate the workpiece by a distance of L X sin alpha along the X axis, the oblique axis direction is located in a plane where the X axis and the Y axis are located, the process is that the workpiece fixedly installed is translated by the oblique axis translation assembly 2 by the distance of L along the oblique axis direction, the included angle between the oblique axis direction and the Y axis direction is alpha, the translation distance can be divided into L X sin alpha along the X axis direction and L X cos alpha along the Y axis direction, then the oblique axis translation assembly 2 is translated by the Y axis translation assembly 1 by-L X cos alpha along the Y axis direction, after the two motions are completed, the workpiece is actually translated only by L X sin alpha along the X axis direction, and L sin alpha is smaller than L, so the error of the actual motion is reduced through the composite motion of a trigonometric function. The translation device has the advantages of simple and practical structure, improvement of translation precision and reduction of errors.

Specifically, the range of the included angle alpha is more than 0 degree and less than 45 degrees. When the device is used, alpha is adjusted to be an angle smaller than 45 degrees, so that L < sin alpha < L < cos alpha < L, the small movement distance L < sin alpha can be achieved by superposing two large movement distances L and L < cos alpha, and the error of long-distance movement is smaller than that of short-distance movement, so that the precision of the moving distance of the workpiece is improved.

Specifically, the Y-axis translation assembly 1 includes a Y-slide 11, a Y-slide 12 connected to the Y-slide 11 along the Y-axis in a sliding manner, and a Y-driving portion 13 for driving the Y-slide 12 to slide, and the oblique-axis translation assembly 2 is fixedly disposed on the Y-slide 12. The Y slider 12 slides on the Y slider 11 along the Y axis by the drive of the Y drive unit 13.

Specifically, the Y driving part 13 is a servo motor, and the Y sliding plate 12 is connected to an output end of the servo motor through a ball screw assembly, so that the precision is high and the controllability is better. The ball screw assembly comprises a ball screw and a ball nut which are in threaded connection, the ball screw is connected to the output end of the servo motor, and the Y sliding plate 12 is fixedly connected to the ball nut.

Specifically, the oblique axis translation assembly 2 includes an oblique slide 21, an oblique slide 22 slidably connected to the oblique slide 21 along the oblique axis, and an oblique driving portion 23 for driving the oblique slide 22 to slide, where the oblique slide 21 is fixedly disposed on the Y slide 12, and the workpiece is fixedly disposed on the oblique slide 22. The slide plate 22 slides on the slide carriage 21 along the tilt axis by the drive of the tilt drive section 23.

Specifically, the gantry is provided with a control system for controlling the Y-axis translation assembly 11 and the diagonal translation assembly 2. The workpiece is controlled to slide along the inclined axis and the Y axis respectively through the control system, so that the automation degree and the precision are higher.

Specifically, the Y driving unit 13 is provided with a dust cover 14. The dust cover 14 is provided with a maintenance Y-drive part 13, and the service life and the period are prolonged. The organ dust cover 14 has the advantages of firmness, durability and good sealing performance.

In addition, the angle of alpha is also adjustable, and the appropriate angle can be adjusted within the range of alpha being more than 0 degrees and less than 45 degrees through the control system according to actual needs, so that the effect of generating one short-distance motion after two long-distance motions are superposed is realized, the error is reduced, and the precision is improved.

The above-mentioned embodiments are merely illustrative and not restrictive, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but only protected by the patent laws within the scope of the claims of the present application.