CN211102910U - A permanent magnet motor driven vertical lathe - Google Patents

Abstract

A permanent magnet motor-driven vertical lathe, a bed is installed on the upper part of the base, a worktable is installed on the upper part of the base at the front of the bed, the worktable is connected with a permanent magnet motor located in the base, and an encoder is installed on the worktable, and the encoder is the same as the worktable. Axle installation; there is a guide rail on the front side of the bed, the front side of the bed is slidably installed with the beam, the rear side of the beam is connected to the lifting screw, and the lifting screw is connected to the vertical servo motor; The horizontal screw is connected to the horizontal servo motor, the vertical tool rest is installed at the front of the beam slide, and the ram is installed on the lower part of the vertical tool rest through the rotary slide. The worktable of the utility model adopts a permanent magnet motor with 8 gears of variable speed, which can stepless speed regulation, compact structure and low energy consumption; and by arranging an encoder on the worktable, high-precision thread turning is realized; The horizontal and vertical movements are driven by permanent magnet servo motors, which improves its stability and reduces power consumption; maintenance is convenient and simple.

Description

A permanent magnet motor driven vertical lathe

technical field

The utility model relates to the technical field of numerical control machine tools.

Background technique

Vertical lathes are large mechanical equipment used to process large and heavy workpieces with large radial dimensions and relatively small axial dimensions and complex shapes. Such as the cylindrical surface, end surface, conical surface, cylindrical hole, conical hole, etc. of various discs, wheels and sleeves. It can also be processed by threading, spherical turning, profiling, milling and grinding with the help of additional devices. Generally, it can be divided into single-column type and double-column type.

Traditional vertical lathes usually have complex structures, large volumes and high energy consumption. In addition, the operation is complicated and the machining accuracy is low, which cannot meet the requirements of precision parts machining.

Utility model content

In order to solve the above problems of traditional vertical lathes, the utility model provides a permanent magnet motor-driven vertical lathe.

The technical scheme adopted by the present invention to achieve the above purpose is: a permanent magnet motor-driven vertical lathe, a bed 1 is installed on the upper part of the base 4, a workbench 6 is installed on the upper part of the base 4 at the front of the bed 1, and the workbench 6 is connected The permanent magnet motor 5 is located in the base 4, the worktable 6 is installed with an encoder 16, and the encoder 16 is installed coaxially with the worktable 6; the front side of the bed 1 is provided with a guide rail, and the front side of the bed 1 slides through the guide rail to install the beam 3, The rear side of the beam 3 is connected to the lifting screw 10, and the lifting screw 10 is connected to the vertical servo motor 15; The vertical tool rest 2 is installed at the front, and the ram 14 is installed on the lower part of the vertical tool rest 2 through the rotary sliding seat 13 .

The encoder 16 is directly connected to the worktable 6 in a coaxial 1:1 ratio.

The permanent magnet motor 5 is an 8-speed variable speed permanent magnet motor.

A power distribution box 17 is installed on the rear side of the bed 1 , and the power distribution box 17 is connected to the numerical control system 7 .

The permanent magnet motor of the utility model drives the vertical lathe, and the worktable adopts a permanent magnet motor with 8 gears of variable speed, which can steplessly adjust the speed, has a compact structure and low energy consumption; High-precision thread turning; the horizontal and vertical movements of the beam are driven by permanent magnet servo motors, which improves its stability and reduces power consumption; easy and simple maintenance.

Description of drawings

FIG. 1 is a front structural view of a permanent magnet motor-driven vertical lathe of the present invention.

Fig. 2 is the test structure diagram of the permanent magnet motor-driven vertical lathe of the present invention.

In the picture: 1, bed, 2, vertical tool rest, 3, beam, 4, base, 5, permanent magnet motor, 6, worktable, 7, numerical control system, 8, horizontal servo motor, 9, horizontal screw, 10. Lifting screw, 11. Beam lifting permanent magnet motor, 12. Beam sliding seat, 13. Rotary sliding seat, 14. Ram, 15. Vertical servo motor, 16. Encoder, 17. Distribution box.

Detailed ways

The structure of a permanent magnet motor-driven vertical lathe of the present invention is shown in Figures 1 and 2. The upper part of the base 4 is installed with the bed 1; The permanent magnet motor 5 in the base 4, the encoder 16 is installed on the worktable 6, the encoder 16 is installed coaxially with the worktable 6, and the encoder 16 and the worktable 6 are coaxially 1:1 directly connected; The guide rail, the front side of the bed 1 slides and installs the cross beam 3 through the guide rail, the rear side of the cross beam 3 is connected to the lifting screw 10, and the lifting screw 10 is connected to the vertical servo motor 15; The horizontal screw 9 is connected to the horizontal servo motor 8, the vertical tool rest 2 is installed at the front of the beam slide 12, and the lower part of the vertical tool rest 2 is installed with the ram 14 through the rotary slide 13; The box 17 is connected to the numerical control system 7 .

The permanent magnet motor-driven vertical lathe of the utility model can complete the outer diameter, inner diameter, plane and revolving curved surface of rough and fine turning on the machine tool. At the same time, the working turntable a is installed with a Siemens incremental encoder b, and the turntable encoder 16 cooperates with the ram 14 to complete thread turning. The part of the bed is made of low-stress and high-strength gray cast iron as a whole, and is tempered at high temperature to eliminate stress to ensure that the workpiece is not deformed. The bed is connected to the base 4. The vertical tool rest part is driven by the horizontal servo motor 8 and the vertical servo motor 15 to drive the horizontal screw 9 and the lifting screw 10 to realize the horizontal and vertical rapid and feed movement of the tool rest. Beam part: The beam 3 moves up and down along the guide rail of the bed 1 through the beam lifting screw j driven by the permanent magnet motor k. The worktable part is composed of a worktable 6, a base 4, an 8-speed variable-speed permanent magnet motor 5, etc. The permanent magnet motor 5 is built into the base 4, and the motor 5 is connected to the worktable 6 to drive the worktable 6 to rotate. In the case of no shutdown, the speed of 8 gears can be realized through the changeover switch, and the speed can be adjusted steplessly. All the operation and control of the machine tool are concentrated on the button station, which is convenient and simple to operate. The numerical control system 7 is Siemens 828D.

Claims (4)

1. The utility model provides a permanent-magnet machine drive vertical lathe which characterized in that: the upper part of the base (4) is provided with the bed body (1), the upper part of the base (4) is positioned at the front part of the bed body (1) and is provided with the workbench (6), the workbench (6) is connected with the permanent magnet motor (5) positioned in the base (4), the workbench (6) is provided with the encoder (16), and the encoder (16) and the workbench (6) are coaxially arranged; a guide rail is arranged on the front side of the lathe bed (1), a cross beam (3) is slidably mounted on the front side of the lathe bed (1) through the guide rail, the rear side of the cross beam (3) is connected with a lifting screw rod (10), and the lifting screw rod (10) is connected with a vertical servo motor (15); a beam sliding seat (12) is slidably mounted on the front side of the beam (3), the beam sliding seat (12) is connected with a horizontal servo motor (8) through a horizontal lead screw (9), a vertical tool rest (2) is mounted on the front portion of the beam sliding seat (12), and a ram (14) is mounted on the lower portion of the vertical tool rest (2) through a rotary sliding seat (13).

2. The permanent magnet motor-driven vertical lathe according to claim 1, wherein: the encoder (16) is coaxially connected with the workbench (6) in a direct connection mode in a ratio of 1: 1.

3. The permanent magnet motor-driven vertical lathe according to claim 1, wherein: the permanent magnet motor (5) is an 8-gear variable speed permanent magnet motor.

4. The permanent magnet motor-driven vertical lathe according to claim 1, wherein: a distribution box (17) is installed on the rear side of the lathe bed (1), and the distribution box (17) is connected with the numerical control system (7).

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