CN218613422U

CN218613422U - Direct-drive precision grinding machine platform

Info

Publication number: CN218613422U
Application number: CN202222594628.1U
Authority: CN
Inventors: 黎铁牛
Original assignee: Shenzhen Ransonki Technology Co ltd
Current assignee: Guangdong Yunchi Era Technology Co.,Ltd.
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-03-14
Anticipated expiration: 2032-09-29

Abstract

The utility model belongs to the technical field of grinding machine processing, and relates to a direct-drive precise grinding machine platform, which comprises a base, a Y-axis platform and an X-axis platform; y-axis guide rails are arranged at two ends of the base, a Y-axis sliding block is fixed at the bottom end of the Y-axis platform, and the Y-axis platform is slidably mounted on the Y-axis guide rails through the Y-axis sliding block; the Y-axis direct drive stator is arranged on the surface of the base along the direction of the Y-axis guide rail, and the Y-axis direct drive rotor is arranged at the bottom end of the Y-axis platform; the X-axis platform is arranged on the X-axis guide rail through a sliding block; an X-axis direct drive stator is arranged on the surface of the Y-axis platform along the X-axis guide rail direction, and an X-axis direct drive rotor is arranged at the bottom end of the X-axis platform; the bottom of Y axle platform is equipped with Y axle bars chi, the base surface is equipped with Y axle reading head, the bottom of X axle platform is equipped with X axle bars chi, Y axle platform surface is equipped with X axle reading head.

Description

Direct-drive precision grinding machine platform

Technical Field

The utility model belongs to the technical field of the grinding machine processing, a directly drive accurate grinding machine platform is related to.

Background

Surface grinders are a type of grinder that grinds a flat or contoured surface of a workpiece. The motion platform drives the workpiece to move, so that relative displacement is generated between the workpiece and the grinding tool for processing.

The motion platform often requires high precision and high load, and most of the motion platforms of the existing surface grinding machines adopt screw rod transmission. As a precision grinding machine, the problems of poor motion repeatability precision, unstable motion and the like exist in screw rod transmission, so that the size precision and the surface roughness of a product are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, provide a directly drive precision grinder platform, improve the motion precision.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a direct-drive precision grinding machine platform comprises a base, a Y-axis platform and an X-axis platform;

y-axis guide rails are arranged at two ends of the base, a Y-axis sliding block is fixed at the bottom end of the Y-axis platform, and the Y-axis platform is slidably mounted on the Y-axis guide rails through the Y-axis sliding block;

the Y-axis direct drive stator is arranged on the surface of the base along the direction of the Y-axis guide rail, and the Y-axis direct drive rotor is arranged at the bottom end of the Y-axis platform;

x-axis guide rails are arranged at two ends of the Y-axis platform, an X-axis sliding block is fixed at the bottom end of the X-axis platform, and the X-axis platform is slidably mounted on the X-axis guide rails through the X-axis sliding block;

an X-axis direct drive stator is arranged on the surface of the Y-axis platform along the X-axis guide rail direction, and an X-axis direct drive rotor is arranged at the bottom end of the X-axis platform;

the bottom of Y axle platform is equipped with Y axle bars chi, the base surface is equipped with Y axle reading head, the bottom of X axle platform is equipped with X axle bars chi, Y axle platform surface is equipped with X axle reading head.

Furthermore, the X-axis direct drive rotor and the Y-axis direct drive rotor are water-cooled rotors.

Furthermore, the Y-axis slide block and the X-axis slide block are roller slide blocks.

Furthermore, oil filling holes for connecting the Y-axis sliding block and the X-axis sliding block through oil filling pipelines are respectively formed in the bottom ends of the Y-axis platform and the X-axis platform.

Further, the bottom surface of base platform is equipped with two Y axle collision avoidance sensors, Y axle platform bottom is equipped with Y axle anticollision separation blade, Y axle anticollision separation blade is located between two Y axle collision avoidance sensors for Y axle anticollision separation blade and two Y axle collision avoidance sensor cooperations are used for restricting the biggest stroke distance of Y axle platform.

Further, both ends are equipped with X axle collision avoidance sensor around the surface of Y axle platform, X axle platform bottom is equipped with X axle anticollision separation blade, X axle anticollision separation blade and the cooperation of X axle collision avoidance sensor are used for restricting the stroke summit at the bottom of the X axle platform.

Furthermore, a Y-axis drag chain is arranged on the Y-axis platform along the sliding direction, and an X-axis drag chain is arranged on the X-axis platform along the sliding direction.

Use the technical scheme of the utility model, replace traditional screw drive through directly driving the motor, eliminated the driven clearance of lead screw, and adopt grid chi assistance-localization real-time, improved reciprocating motion's precision, simultaneously to the work demand of high load, the operating current of active cell is great, and it is higher to generate heat, adopts the supplementary heat dissipation of water-cooled active cell, improves the stability of work. And meanwhile, the self-lubricating roller sliding block is adopted, the lubricating requirement of high-strength heavy load is met, and the workload of later-stage manual maintenance is reduced.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The present invention will be described in detail with reference to the accompanying drawings so that the above advantages of the present invention can be more clearly understood.

Fig. 1 is a schematic view of a direct-drive precision grinding machine platform of the present invention;

FIG. 2 is a schematic view of a base of a direct-drive precision grinding machine platform according to the present invention;

fig. 3 is a schematic view of the bottom surface of the Y-axis platform of the direct-drive precision grinding machine platform of the present invention;

fig. 4 is a schematic top view of a Y-axis platform of a direct-drive precision grinding machine platform according to the present invention;

fig. 5 is the utility model discloses a directly drive X axle platform bottom surface schematic diagram of precision grinder platform.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships that are based on the drawings, are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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 to implicitly indicate 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 invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-5, a direct-drive precision grinder platform includes a base 100, a Y-axis platform 200, and an X-axis platform 300;

two ends of the base 100 are provided with Y-axis guide rails 210, a Y-axis slider 220 is fixed at the bottom end of the Y-axis platform 200, and the Y-axis platform 200 is slidably mounted on the Y-axis guide rails 210 through the Y-axis slider 220;

a Y-axis direct-drive stator 230 is arranged on the surface of the base 100 along the direction of the Y-axis guide rail 210, and a Y-axis direct-drive rotor 240 is arranged at the bottom end of the Y-axis platform 200;

the two ends of the Y-axis platform 200 are provided with X-axis guide rails 310, the bottom end of the X-axis platform 300 is fixed with an X-axis slider 320, and the X-axis platform 300 is slidably mounted on the X-axis guide rails 310 through the X-axis slider 320;

an X-axis direct-drive stator 330 is arranged on the surface of the Y-axis platform 200 along the direction of the X-axis guide rail 310, and an X-axis direct-drive rotor 340 is arranged at the bottom end of the X-axis platform 300;

the bottom of Y axle platform 200 is equipped with Y axle grid chi 260, the base 100 surface is equipped with Y axle reading head 250, the bottom of X axle platform 300 is equipped with X axle grid chi 360, Y axle platform 200 surface is equipped with X axle reading head 350.

When the X-axis platform 300 works, the Y-axis mover drives the Y-axis platform 200 to do reciprocating linear motion along the Y-axis guide rail 210, the X-axis platform 300 is used for supporting a workpiece, and the X-axis platform and the Y-axis platform 200 synchronously do reciprocating motion under the driving of the Y-axis platform 200. The X-axis mover drives the X-axis stage 300 to reciprocate along the X-axis guide 310 with respect to the Y-axis stage 200. The direct-drive motor replaces the traditional screw rod transmission, so that the transmission gap of the screw rod is eliminated, and the grid ruler is adopted for auxiliary positioning, so that the precision of reciprocating motion is improved.

In this embodiment, the X-axis direct drive rotor 340 and the Y-axis direct drive rotor 240 are water-cooled rotors. The motion platform load to the grinding machine is great, and is great to the thrust demand, and the electric current of during operation active cell is great, in order to avoid generating heat to influence stability, the active cell is the water-cooling active cell, strengthens the heat dissipation.

In this embodiment, the Y-axis slider 220 and the X-axis slider 320 are roller sliders. And the stability and the load performance of the roller sliding block are better aiming at the working scene of large load.

In this embodiment, oil injection holes for connecting the Y-axis slider 220 and the X-axis slider 320 through the oil injection pipeline 400 are respectively formed at the bottom ends of the Y-axis platform 200 and the X-axis platform 300. The oil injection pipe is connected with an oil pump through a hose, automatic oil injection is performed regularly and quantitatively, and workload of later manual maintenance is retrieved. The slide block is kept in a lubricating state, and the abrasion of the slide block by the heavy load is searched.

In this embodiment, the bottom surface of the platform of the base 100 is provided with two Y-axis anti-collision sensors 270, the bottom of the Y-axis platform 200 is provided with a Y-axis anti-collision baffle 280, and the Y-axis anti-collision baffle 280 is located between the two Y-axis anti-collision sensors 270, and is used for limiting the maximum stroke distance of the Y-axis platform 200 by the cooperation of the Y-axis anti-collision baffle 280 and the two Y-axis anti-collision sensors 270. When the Y-axis bump stop 280 triggers the Y-axis bump sensor 270 and triggers the bump protection mechanism, the Y-axis mover is powered off and the Y-axis platform 200 stops moving.

In this embodiment, the front and rear ends of the surface of the Y-axis platform 200 are provided with the X-axis anti-collision sensors 370, the bottom end of the X-axis platform 300 is provided with the X-axis anti-collision barrier 380, and the X-axis anti-collision barrier 380 and the X-axis anti-collision sensors 370 are matched to limit the top of the stroke of the bottom of the X-axis platform 300. When the X-axis anti-collision barrier 380 triggers the X-axis anti-collision sensor 370 and triggers the anti-collision protection mechanism, the X-axis mover is powered off, and the X-axis platform 300 stops moving.

In this embodiment, the Y-axis platform 200 is provided with a Y-axis drag chain 290 along the sliding direction, and the X-axis platform 300 is provided with an X-axis drag chain 390 along the sliding direction. In order to avoid the interference of the materials such as wires, hoses and the like with the movement of the X-axis platform 300 and the Y-axis platform 200, the wires are regulated by the Y-axis drag chain 290 and the X-axis drag chain 390.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A direct-drive precision grinder platform is characterized by comprising a base (100), a Y-axis platform (200) and an X-axis platform (300);

y-axis guide rails (210) are arranged at two ends of the base (100), a Y-axis sliding block (220) is fixed at the bottom end of the Y-axis platform (200), and the Y-axis platform (200) is slidably mounted on the Y-axis guide rails (210) through the Y-axis sliding block (220);

a Y-axis direct-drive stator (230) is arranged on the surface of the base (100) along the direction of a Y-axis guide rail (210), and a Y-axis direct-drive rotor (240) is arranged at the bottom end of the Y-axis platform (200);

x-axis guide rails (310) are arranged at two ends of the Y-axis platform (200), an X-axis sliding block (320) is fixed at the bottom end of the X-axis platform (300), and the X-axis platform (300) is slidably mounted on the X-axis guide rails (310) through the X-axis sliding block (320);

an X-axis direct-drive stator (330) is arranged on the surface of the Y-axis platform (200) along the direction of the X-axis guide rail (310), and an X-axis direct-drive rotor (340) is arranged at the bottom end of the X-axis platform (300);

the bottom of Y axle platform (200) is equipped with Y axle bars chi (260), base (100) surface is equipped with Y axle reading head (250), the bottom of X axle platform (300) is equipped with X axle bars chi (360), Y axle platform (200) surface is equipped with X axle reading head (350).

2. The direct-drive precision grinding machine platform as claimed in claim 1, wherein the X-axis direct-drive mover (340) and the Y-axis direct-drive mover (240) are water-cooled movers.

3. The direct-drive precision grinding machine platform as claimed in claim 1, wherein the Y-axis slide (220) and the X-axis slide (320) are roller slides.

4. The platform of the direct-drive precision grinding machine as claimed in claim 1, characterized in that oil injection pipelines (400) are respectively arranged at the bottom ends of the Y-axis platform (200) and the X-axis platform (300) and are connected with oil injection holes of the Y-axis sliding block (220) and the X-axis sliding block (320).

5. The direct-drive precision grinding machine platform as claimed in claim 1, wherein the bottom end surface of the base (100) platform is provided with two Y-axis collision avoidance sensors (270), the bottom end of the Y-axis platform (200) is provided with a Y-axis collision avoidance blade (280), and the Y-axis collision avoidance blade (280) is located between the two Y-axis collision avoidance sensors (270) and used for limiting the maximum stroke distance of the Y-axis platform (200) when the Y-axis collision avoidance blade (280) and the two Y-axis collision avoidance sensors (270) are matched.

6. The direct-drive precision grinding machine platform as claimed in claim 1, wherein the front end and the rear end of the surface of the Y-axis platform (200) are provided with X-axis anti-collision sensors (370), the bottom end of the X-axis platform (300) is provided with an X-axis anti-collision baffle (380), and the X-axis anti-collision baffle (380) and the X-axis anti-collision sensors (370) are matched to limit the stroke top of the bottom of the X-axis platform (300).

7. The direct-drive precision grinding machine platform as claimed in claim 1, characterized in that a Y-axis drag chain (290) is arranged on the Y-axis platform (200) along the sliding direction, and an X-axis drag chain (390) is arranged on the X-axis platform (300) along the sliding direction.