阅读说明：本技术 一种四轴对称式数控机床 (Four-axis symmetric numerical control machine tool ) 是由 曹智 于 2019-12-17 设计创作，主要内容包括：新型公开了一种四轴对称式数控机床,通过数控平台,运用模块化滑台,在精度,安全性都大大提高,日常维护维修变得简洁方便,工作效率高,滑台刚性强,使用寿命长,安装工艺简单。精度易于控制,工作是实现全封闭状态,更加经济适用。由于该数控机床采用三轴驱动,铣屑头和钻屑头安装在一套滑台上,三个方向都用伺服电机直连,前后进给数控驱动,安装在左右滑台上的铣屑头和钻屑头主轴为滑套式结构,前后还可以手动调整,切削及产品调整方便、应用广泛。(The utility model discloses a four-axis symmetric numerical control machine tool, through numerical control platform, application modularization slip table, at the precision, the security all improves greatly, and the daily maintenance becomes succinct convenient, and work efficiency is high, and the slip table rigidity is strong, long service life, and installation simple process. The precision is easy to control, the work is in a totally closed state, and the device is more economical and applicable. Because this digit control machine tool adopts the triaxial drive, mills bits head and drill chip head and installs on one set of slip table, and three direction all directly links with servo motor, and the numerical control drive is fed to the front and back, mills bits head and drill chip head main shaft on installing the slip table about and be the sliding sleeve formula structure, can also manually adjust from front to back, and cutting and product adjustment are convenient, use extensively.)

1. A four-axis symmetric numerical control machine tool is characterized in that the whole machine tool is of a symmetric structure and comprises an integrated base which is horizontally and symmetrically arranged, a plurality of hoisting holes (8) and mounting holes (9) are uniformly distributed on a side vertical surface of the integrated base, a group of modular sliding tables are respectively fixed on two sides of the top of the integrated base through bolts, a feeding modular sliding table (10) is arranged at the center of the top of the integrated base, and the feeding modular sliding table (10) is horizontally vertical to the two groups of modular sliding tables; the workbench (11) is connected with the integrated base through the feeding modularized sliding table (10); the inner side of each group of modular sliding tables is provided with a spindle box, each spindle box is connected with a belt box, and each belt box is provided with two power boxes; each spindle box is provided with a drill chuck and a milling cutter; a servo motor is arranged on the outer side of each group of modular sliding tables; the main shaft, the drill chuck and the milling cutter rotate anticlockwise or clockwise; the whole machine tool is vertically fixed with the ground through the mounting hole (9) and the bolt.

Technical Field

The invention relates to the technical field of numerical control machine tool manufacturing, in particular to a four-axis symmetric numerical control machine tool.

Background

The Numerical control milling machine is also called CNC (computer Numerical control) milling machine. English means a milling machine controlled by an electronic counter. The numerical control milling machine is an automatic processing device developed on the basis of a common milling machine, the processing technologies of the two are basically the same, and the structures are somewhat similar. The numerical control milling end face centering hole is provided with a horizontal machine tool and an inclined machine tool, wherein the horizontal machine tool has a series of problems of low working efficiency, poor precision and the like on the side, the inclined machine tool is improved on the horizontal machine tool, but the inclined machine tool has the problems of complex structure, high manufacturing cost, troublesome and difficult routine maintenance and repair, short daily service life of a guide rail, low precision, high use cost and the like.

Disclosure of Invention

The invention aims to overcome the defects of a machine tool for milling end faces and drilling center holes, and provides a four-axis symmetric numerical control machine tool which is low in cost, high in working efficiency and high in safety.

In order to achieve the purpose, the invention adopts the following technical scheme: a four-axis symmetric numerical control machine tool is characterized in that the whole machine tool is of a symmetric structure and comprises an integrated base which is horizontally and symmetrically arranged, a plurality of hoisting holes (8) and mounting holes (9) are uniformly distributed on the side vertical surface of the integrated base, a group of modular sliding tables are respectively fixed on two sides of the top of the integrated base through bolts, a feeding modular sliding table (10) is arranged at the center of the top of the integrated base, and the feeding modular sliding table (10) is horizontally vertical to the two groups of modular sliding tables; the workbench (11) is connected with the integrated base through the feeding modularized sliding table (10);

the inner side of each group of modular sliding tables is provided with a spindle box, each spindle box is connected with a belt box, and each belt box is provided with two power boxes; each spindle box is provided with a drill chuck and a milling cutter; and a servo motor is arranged on the outer side of each group of modular sliding tables.

The main shaft, the drill chuck and the milling cutter rotate anticlockwise or clockwise;

the whole machine tool is vertically fixed with the ground through the mounting hole (9) and the bolt.

The invention has the beneficial effects that:

the device adopts numerical control feeding, double milling and double beating, and improves the overall working efficiency. The main shaft box has two shafts, the numerical control sliding table is modularized, and the machine has a plurality of parts, so that the manufacturing cost is greatly saved, the application range is wide, and the economic benefit is remarkable.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention with the cover removed.

The automatic drilling machine comprises a power box 1, a power box 2, a belt box 3, a servo motor 4, a main shaft box 5, a modular sliding table 6, an integrated base 7, a hoisting hole 8, a mounting hole 9, a feeding modular sliding table 10, a workbench 11, an integrated base 12, a modular sliding table 13, a main shaft 14, a drill chuck 15 and a milling cutter 16.

Fig. 2 is a schematic structural view of an integrated base and a modular sliding table of the present invention.

The device comprises a module sliding table 17, a module sliding table 18, a module sliding table 19, a module sliding table 20, a module sliding table 21, installation threaded holes 22, a module sliding table 23, a module sliding table 24 and hoisting holes.

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.

Referring to fig. 1-2, a four-axis symmetric numerical control machine tool comprises a first power box 1, a second power box 2, a belt box 3, a servo motor 4, a main shaft box 5, a modular sliding table 6, an integrated base 7, a hoisting hole 8, a mounting hole 9, a feeding modular sliding table 10, a workbench 11, an integrated base 12, a modular sliding table 13, a main shaft 14, a drill chuck 15 and a milling cutter 16.

The first power box 1 and the second power box 2 transmit power to the main shaft box 5 through belt pulleys, the first power box 1 and the main shaft box 5 are parallel to the axis, the main shaft box 5 drives the main shaft 14, the drill chuck 15 and the milling cutter 16 to do cutting work through gears, and the main shaft 14, the drill chuck 15 and the milling cutter 16 can rotate anticlockwise and clockwise. Meanwhile, the servo motor 4 drives the modular sliding table 13 to perform horizontal feeding motion. The workbench 11 and the spindle box 5 are connected with the integrated base 7 through a modularized slide rail. The modularized sliding table is connected with the integrated base through a bolt perpendicular to the axis. The whole machine tool is fixed through the mounting hole 9, and the bolt is perpendicular to the ground.

Integration base (7, 12) and modularization slip table (6, 13), specifically include: the installation screw hole 21, the hoisting hole 24, all are in module slip table 17, module slip table 18, module slip table 19, module slip table 20, module slip table 22, module slip table 23 on unified horizontal plane.

The feeding modularized sliding table is of a bilaterally symmetrical structure, the feeding modularized sliding table 10 is horizontally and vertically arranged with the left and right sliding tables, machining precision of workpieces during machining is improved, working efficiency is improved, and safety during working is guaranteed due to the fact that the feeding modularized sliding table is wrapped by the whole housing.

The working principle is as follows:

the three-phase asynchronous motor generates power and transmits the power to the spindle box through a belt pulley or a gear, the spindle box is arranged on the left numerical control sliding table and the right numerical control sliding table, and the servo motor is directly connected with a screw rod to transmit torque in a forward and reverse mode to drive the sliding tables and the spindle box to move forwards and backwards, so that the workpiece is cut. The front and rear numerical control sliding tables (working tables) of the numerical control milling machine are directly connected with a lead screw through a servo motor, rotate forward and backward to transmit torque, drive the working table loaded with a workpiece to move forward and backward, and are connected with the left and right numerical control sliding tables, so that the end face of the workpiece is cut.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.