CN101502889A - Numerical control machining equipment - Google Patents

Abstract

The invention relates to a numerical control processing equipment, which is characterized in that the equipment includes a bed body, a workbench, a three-dimensional comprehensive processing system and a computer control system; the bed body is composed of a frame and a supporting profile; the three-dimensional comprehensive processing system includes a milling cutter mechanism and a spindle mechanism , X-axis transmission mechanism, Y-axis transmission mechanism and Z-axis transmission mechanism; the main shaft mechanism is installed at the front of the bed body, the Y-axis transmission mechanism is installed at the bottom of the bed body; the Z-axis transmission mechanism is installed at the rear of the bed body; The shaft transmission mechanism is installed on the Y-axis transmission mechanism, and can move back and forth along the symmetrical first Y-axis transmission guide rail and the second Y-axis transmission guide rail; the workbench is installed on the X-axis transmission guide rail of the X-axis transmission mechanism, and can move along the The X-axis transmission guide rail moves left and right; the milling cutter mechanism is installed on the Z-axis transmission guide rail of the Z-axis transmission mechanism, and can move up and down along the Z-axis transmission guide rail, and the milling cutter mechanism is located on the worktable in space; the computer control system includes CAM hardware and CAM software.

Description

A kind of numerical control processing equipment

technical field

The invention relates to a mechanical processing device, in particular to a numerically controlled processing device capable of function conversion, which can not only process complex curved surfaces on ordinary parts, but also process complex curved surfaces on the outer circle of a revolving body.

technical background

Currently commonly used CNC milling machines can only process complex curved surfaces on ordinary parts, while CNC lathes can only process complex curved surfaces of rotating outer circles. Therefore, when producing single or small batches of different types of parts, it is necessary to use two or more different machines. Equipment is a kind of waste economically, inefficient to use, and very inconvenient to operate. Therefore, for the production of single or small batch parts, traditional machine tools and conventional machining methods are still used. However, this traditional processing method can only process simple planes or curved surfaces, which cannot meet the processing needs of three-dimensional complex curved surface parts. Therefore, CNC machining equipment with small size, multi-purpose and low price is an urgently needed product in the market.

Contents of the invention

Aiming at the deficiencies of the prior art, the technical problem to be solved by the present invention is to design a numerically controlled machining equipment, which can perform function conversion, and can not only process complex curved surfaces on ordinary parts, but also process complex curved surfaces on the outer circle of the gyratory, And it has the characteristics of small size, fine structure, wide application and low cost.

The technical solution of the present invention to solve the technical problem is to design a numerical control processing equipment, which is characterized in that the equipment includes a bed body, a workbench, a three-dimensional comprehensive processing system and a computer control system; the bed body is composed of a frame and a supporting profile ; The three-dimensional comprehensive processing system includes a milling cutter mechanism, a spindle mechanism, an X-axis transmission mechanism, a Y-axis transmission mechanism and a Z-axis transmission mechanism; The blue plate, the main shaft and the main shaft AC servo motor, the coupling and the main shaft supporting flange are installed on the left and right sides of the bed body, the two ends of the main shaft are respectively installed on the coupling and the main shaft supporting flange, and the main shaft AC The servo motor is connected to the main shaft and can drive the main shaft to rotate; the Y-axis transmission mechanism is installed on the bottom of the bed body; the Z-axis transmission mechanism is installed on the rear of the bed body; the X-axis transmission mechanism is installed on the Y-axis on the transmission mechanism, and can move back and forth along the symmetrical first Y-axis transmission guide rail and the second Y-axis transmission guide rail; the worktable is installed on the X-axis transmission guide rail of the X-axis transmission mechanism, and can move left and right along the X-axis transmission guide rail Movement; the milling cutter mechanism includes a milling cutter and a milling cutter motor that drives the milling cutter to move. The milling cutter mechanism is installed on the Z-axis transmission guide rail of the Z-axis transmission mechanism and can move up and down along the Z-axis transmission guide rail. The milling cutter mechanism is in the It is spatially located on the workbench; the computer control system includes CAM hardware and CAM software.

Compared with the prior art, one numerical control processing equipment of the present invention has both the complex curved surface processing system of ordinary parts and the complex curved surface processing system of the rotating outer circle, and can perform function conversion between the two processing systems, and correspondingly process complex curved surfaces of ordinary parts. Curved surface or complex curved surface of the machined rotary body, and has the characteristics of simple mechanism, small size, good applicability, wide application and low cost.

Description of drawings

Fig. 1 is the schematic structural diagram of the main view of an embodiment of the numerical control processing equipment of the present invention;

Fig. 2 is a top view structural schematic diagram of an embodiment of the numerical control processing equipment of the present invention;

Fig. 3 is a right-view structural schematic diagram of an embodiment of the numerical control processing equipment of the present invention;

Fig. 4 is a left view structural schematic diagram of an embodiment of the numerical control processing equipment of the present invention;

Fig. 5 is a rear view structural schematic diagram of an embodiment of the numerical control processing equipment of the present invention;

Fig. 6 is a control system block diagram of an embodiment of the numerical control processing equipment of the present invention;

Fig. 7 is a computer program block diagram of the processing flow of an embodiment of the numerical control processing equipment of the present invention.

Detailed ways

Further describe the present invention below in conjunction with embodiment and accompanying drawing thereof. The claims of the present invention are not limited to specific examples.

The numerical control processing equipment (hereinafter referred to as numerical control equipment) designed by the present invention is characterized in that the numerical control equipment includes a bed body, a workbench, a three-dimensional comprehensive processing system and a computer control system, and the three-dimensional comprehensive processing system includes a complex curved surface processing system for common parts and The complex curved surface processing system of the outer circle of the gyratory, and the function conversion between the two processing systems can be carried out by means of the workbench.

The concrete structure of the numerical control equipment of the present invention comprises (referring to Fig. 1-7) bed body 1, workbench 2, three-dimensional comprehensive processing system and computer control system; Described bed body 1 is made up of rectangular frame and supporting profile; Described three-dimensional comprehensive processing system It mainly includes a milling cutter mechanism 3, a spindle mechanism 4, an X-axis transmission mechanism 5, a Y-axis transmission mechanism 6 and a Z-axis transmission mechanism 7; the spindle mechanism 4 is installed on the front of the bed body 1; the Y-axis transmission mechanism 6 Installed on the bottom of the bed 1; the Z-axis transmission mechanism 7 is installed on the rear of the bed 1; the X-axis transmission mechanism 5 is installed on the Y-axis transmission mechanism 6, and can be driven along the symmetrical first Y-axis The guide rail 6.1 and the second Y-axis transmission guide rail 6.1' move back and forth; the workbench 2 is installed on the X-axis transmission guide rail 5.1 of the X-axis transmission mechanism 5, and can move left and right along the X-axis transmission guide rail 5.1; the milling cutter mechanism 3 is installed on the Z-axis transmission guide rail 7.1 of the Z-axis transmission mechanism 7, and can move up and down along the Z-axis transmission guide rail 7.1. The milling cutter mechanism 3 is located on the workbench 2 in space; the computer control system includes CAM hardware and CAM software.

The milling cutter mechanism 3 (see FIG. 2 ) described in the numerical control device of the present invention includes a milling cutter 3.1 and a milling cutter motor 3.2 that drives the milling cutter 3.1 to move. The milling cutter mechanism 3 is used to process complex curved surfaces on common parts;

The main shaft mechanism 4 (see Fig. 1, 5) described in the numerical control equipment of the present invention comprises shaft coupling 4.1, main shaft supporting flange 4.2, main shaft 4.3 and main shaft AC servo motor 4.4; The main shaft support flange 4.2 is installed on the left and right sides of the bed body 1, the two ends of the main shaft 4.3 are respectively installed on the coupling 4.1 and the main shaft support flange 4.2, the main shaft AC servo motor 4.4 is connected with the main shaft 4.3, and can Drive spindle 4.3 rotary motion.

The X-axis transmission mechanism 5 (see Figures 1, 2, and 3) includes an X-axis transmission guide rail 5.1 and an X-axis AC servo motor 5.2;

The Y-axis transmission mechanism 6 (see FIG. 1 ) includes a first Y-axis transmission guide rail 6.1 and a second Y-axis transmission guide rail 6.1' with left and right symmetry, and a Y-axis AC servo motor 6.2;

The Z-axis transmission mechanism 7 (see FIG. 3 ) includes a Z-axis transmission guide rail 7.1 and a Z-axis AC servo motor 7.2.

The workbench 2 described in the numerical control device of the present invention is an intermediary mechanism for the function conversion between the complex curved surface processing system of ordinary parts and the complex curved surface processing system of the rotary body. The three-dimensional movement of the worktable 2 is coordinated and completed by the X-axis transmission mechanism 5, the Y-axis transmission mechanism 6 and the Z-axis transmission mechanism 7 under the control of the computer control system. Wherein, the up and down movement of the workbench 2 is completed by the Z-axis transmission mechanism 7 , the left and right movement is completed by the X-axis transmission mechanism 5 ; the forward and backward movement is completed by the Y-axis transmission mechanism 6 .

The numerical control equipment of the present invention relies on the workbench 2 to perform function conversion between the two processing systems. When machining complex curved surfaces of ordinary parts, the workbench 2, milling cutter mechanism 3, X-axis transmission mechanism 5, Y-axis transmission mechanism 6 and Z-axis transmission mechanism 7 constitute the complex curved surface processing system of ordinary parts. In this state, the function of the workbench 2 is to place the parts to be processed, and the placement process is completed manually. The milling cutter mechanism 3 is installed on the Z-axis transmission guide rail 7.1, and can move up and down along the Z-axis transmission guide rail 7.1; the milling cutter motor 3.2 drives the milling cutter 3.1 to move; the workbench 2 on which the processed parts are placed is driven along the X-axis transmission guide rail 5.1 Move left and right; workbench 2 and X-axis transmission guide rail 5.1 move forward and backward along the first Y-axis transmission guide rail 6.1 and the second Y-axis transmission guide rail 6.1' which are left and right symmetrical. Through the corresponding compound movement, the processing of complex curved surfaces of ordinary parts can be completed.

When processing the complex curved surface of the rotary body, the workbench 2, the spindle mechanism 4, the X-axis transmission mechanism 5 and the Y-axis transmission mechanism 6 constitute the complex curved surface processing system of the rotary body. In this state, the function of the workbench 2 is to install the turning tool mechanism, and the installation process is completed manually. First, the workpiece is manually installed on the main shaft 4.3, and then the required turning tool mechanism is installed on the workbench 2, and the spindle mechanism 4, which is installed with the rotating workpiece, is driven to rotate through the main shaft AC servo motor 4.4, and the workbench where the turning tool mechanism is installed 2 Along the left and right movement of the X-axis transmission guide rail 5.1, the worktable 2 and the X-axis transmission guide rail 5.1 move back and forth along the left-right symmetrical first Y-axis transmission guide rail 6.1 and the second Y-axis transmission guide rail 6.1'. Through the corresponding compound movement, the machining of the complex curved surface of the rotary body can be completed.

It should be noted that the installation or movement orientation words of parts such as "up, down", "front, back", "left, right" in the numerical control equipment of the present invention are for the operation station surface, and only have relative or just for the convenience of description, it does not represent the uniqueness of the installation position. The specific embodiment of the numerical control device of the present invention can be properly adjusted according to the needs.

The computer control system of the numerical control equipment of the present invention includes CAM hardware and CAM software, which is basically the prior art. Among them, the CAM hardware part includes four-axis motion control card 8, X-axis transmission mechanism servo driver 10, Y-axis transmission mechanism servo driver 11, Z-axis transmission mechanism servo driver 12, spindle transmission mechanism servo driver 9 and input and output devices. The CAM hardware part is connected with the corresponding AC servo motor of the processing part through the corresponding servo driver (see Fig. 6); the input and output devices include a display, a mouse and a keyboard. The CAM software part adopts Visual C++ to write the special-purpose program (referring to Fig. 7) of numerical control equipment of the present invention as development platform. According to the given special program block diagram, those skilled in the art can easily write specific CAM programs.

The working process and principle of the numerical control equipment of the present invention are as follows (see Fig. 6, 7): the special program of the numerical control machining equipment first converts the three-dimensional CAD model of the machined part into a numerical control machining data file, and then drives the four-axis motion according to the requirements of the machining data file The control card sends a motion control signal, and the servo driver drives the corresponding AC servo motor to rotate, and the corresponding AC servo motor will complete the following driving tasks: the rotary motion of the main shaft mechanism 4; the left and right movement of the X-axis transmission guide rail 5.1; the left and right symmetrical first The forward and backward feeding motion of the Y-axis transmission guide rail 6.1 and the second Y-axis transmission guide rail 6.1'; the up-and-down feed motion of the Z-axis transmission guide rail 7.1 completes the perfect processing of the corresponding parts through corresponding compound motions.

What is not mentioned in the present invention is applicable to the prior art.

Claims (1)

1. a numerically controlled processing equipment is characterized in that this equipment comprises a body, workbench, three-dimensional comprehensive process system and computer control system; Described bed body is made up of framework and support section bar; Described three-dimensional comprehensive process system comprises milling cutter mechanism, mainshaft mechanism, X-axis transmission mechanism, Y-axis transmission mechanism and Z shaft transmission; Described mainshaft mechanism is installed in the front portion of a body, comprise shaft joint, main shaft support ring flange, main shaft and main shaft AC servo motor, described shaft joint and main shaft support ring flange are installed on the left and right sides of a body, the two ends of main shaft are installed in respectively on shaft joint and the main shaft support ring flange, the main shaft AC servo motor is connected with main shaft, but and the drive shaft gyration; Described Y-axis transmission mechanism is installed on the bottom of a body; Described Z shaft transmission is installed on the rear portion of a body; Described X-axis transmission mechanism is installed on the Y-axis transmission mechanism, and can seesaw along the first Y-axis drive rail and the second Y-axis drive rail of symmetry; Described workbench is installed on the X-axis drive rail of X-axis transmission mechanism, and can be along the side-to-side movement of X-axis drive rail; Described milling cutter mechanism comprises the cutter motor of milling cutter and the motion of driving milling cutter, and milling cutter mechanism is installed on the Z through-drive guide rail of Z shaft transmission, and can move up and down along Z through-drive guide rail, and milling cutter mechanism spatially is positioned on the workbench; Described computer control system comprises cam hardware and CAM software.

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