Raintech PM3022 Precision Fixed Beam CNC Machine for Flange Drilling and Milling

Raintech PM3022 Precision Fixed Beam CNC Machine for Flange Drilling and Milling

PM CNC Gantry Drilling Milling Machine

Overview

Fixed - Gantry CNC Flange Driller

Fixed Beam CNC Flange Drilling Milling Machine

Stationary Gantry CNC Flange Processor (Drilling/Tapping)

CNC Fixed Beam Plate Drilling Machine for Metal Flanges

Fixed Beam CNC High Speed Drilling Machine for Large Flanges


  • Working Are

    30000×2200mm

    mm

  • Max workpiece weight (T)

    15T

    KN

  • Spindle Rotation(rpm)

    30-4500rpm

    m/min

introduction

The PM3022 series of high-speed CNC fixed beam drilling and milling machines inherits the advantages of traditional gantry machine tools, such as strong rigidity of the basic frame, symmetrical structure, and strong stability. By optimizing the reinforcement structure and reasonably distributing the mass, the machine has strong rigidity. It has multiple processing functions such as milling, boring, drilling (drilling, expanding, reaming), tapping, countersinking, etc., and is suitable for various mechanical processing fields such as automobiles, molds, aerospace, packaging, hardware, etc.


PM2020-10.jpg


1. The machine tool has a gantry frame fixed and a movable worktable structure, which is mainly composed of worktable, bed, column, beam, ram, counterweight system, lubrication system, cooling and filtering system, chip removal device, rotary operation panel and electronic control system.

2. Definition of each coordinate axis:

X axis: the worktable moves forward and backward longitudinally on the bed;

Y axis: the ram and saddle parts move left and right along the guide rail on the crossbeam;

Z axis: the ram moves up and down vertically on the saddle along the guide rail;

3. Bed machine (X-axis)

The bed and worktable are made of high-strength high-quality cast iron and resin sand molding. The X-axis guide adopts a heavy-duty guide support structure. The position and number of high-load-bearing slide blocks on each roller linear guide are reasonably arranged according to the mechanical principle, so that the machine tool can obtain high rigidity and long-term stable accuracy.

The PM2013 series of high-speed CNC fixed beam drilling and milling machines inherits the advantages of traditional gantry machine tools, such as strong rigidity of the basic frame, symmetrical structure, and strong stability. By optimizing the reinforcement structure and reasonably distributing the mass, the machine has strong rigidity. It has multiple processing functions such as milling, boring, drilling (drilling, expanding, reaming), tapping, countersinking, etc., and is suitable for various mechanical processing fields such as automobiles, molds, aerospace, packaging, hardware, etc.


WPS图片(1).png

Ⅱ. Main structure

1. The machine tool has a gantry frame fixed and a movable worktable structure, which is mainly composed of worktable, bed, column, beam, ram, counterweight system, lubrication system, cooling and filtering system, chip removal device, rotary operation panel and electronic control system.

2. Definition of each coordinate axis:X axis: the worktable moves forward and backward longitudinally on the bed;Y axis: the ram and saddle parts move left and right along the guide rail on the crossbeam;

Z axis: the ram moves up and down vertically on the saddle along the guide rail;

3. Bed machine (X-axis)

The bed and worktable are made of high-strength high-quality cast iron and resin sand molding. The X-axis guide adopts a heavy-duty guide support structure. The position and number of high-load-bearing slide blocks on each roller linear guide are reasonably arranged according to the mechanical principle, so that the machine tool can obtain high rigidity and long-term stable accuracy.


Application

This machine is a fixed beam CNC high-speed drilling and milling machine, mainly used for drilling, boring, countersinking, chamfering, grooving and milling operations of workpieces such as molds, flanges, heat exchangers, tube sheets, and slewing supports. It can use carbide drills for internal high-speed drilling with cooling, or high-speed steel twist drills for external drilling with cooling. The drilling depth can reach 10D (10 times the diameter) using a special crown drill. The processing process is CNC-controlled and the operation is very convenient, which can realize automated, high-precision, and multi-variety mass production.




Technical Data

Item

Main parameters

Processing range

X-axis travel

mm

3000


Y-axis travel

mm

2200


Z-axis travel

mm

800


Distance from spindle end to worktable

mm

300-1100

Workbench

Workbench area

mm

3000*2200


Maximum load

T

15


T-slot size/spacing

mm

28/280

Spindle

Drive mode


Synchronous belt


Spindle speed

rpm

0-6000


Main motor power

K.W

30


Spindle torque

N.M

471


Spindle taper and specifications


BT50-220


Spindle pull nail specifications


BT50-45


Spindle diameter

mm

Φ190

Three-axis motor

X, Y, Z servo motor power

Kw

5.2/3.5/3.5


X, Y, Z servo motor speed

rpm

4500


Minimum step equivalent

mm

0. 001

Feed rate

X, Y, Z speed

m/min

4/8/10

Processing capacity

Drilling diameter

mm

80


Milling cutter diameter

mm

125


Tapping

mm

M36 (large thread can be milled)


Workpiece

Features

Automatic chip removal

Equips with plate chain type chip conveyor, chip and coolant are collected into conveyor, and transport to cart, very easy to operate.

Automatic chip removal

The Z-axis servo system

The Z-axis servo system uses an AC servo motor, which directly drives the heavy-load ball screw to rotate through a heavy-load belt, and double-cylinder hydraulic balance to achieve high-precision reciprocating motion of the Z-axis. The screw support adopts a fixed pre-stretching structure at both ends. The power head spindle uses Taiwan Kenturn precision spindle (high-speed internal cooling), the spindle taper BT50 has a butterfly spring broaching mechanism, and the gas-liquid booster cylinder loosens the tool, making it very convenient to replace the tool. It can clamp carbide internal cooling drill bits and high-speed steel twist drill bits, and has the spindle taper hole blowing and cleaning function.

The Z-axis servo system

Two sets of Siemens 808D CNC systems

The CNC system of the machine adopts a full set of Siemens 808D bus version control system, and is equipped with RS232 interface and LCD screen, drilling coordinates can realize CAD/CAM direct conversion, convenient programming, storage, display and communication, the operation interface has man-machine dialogue, error compensation, automatic alarm and other functions. The CNC operating system is installed on the right side of the gantry, which can be moved longitudinally with the gantry for easy operation. This machine is equipped with CAD drawing conversion software independently developed by our company, and manual programming is not required for drilling. The workpiece hole position can be input using the keyboard or CAD floppy disk and the processing program can be automatically generated. It has the function of previewing and rechecking the hole position before drilling, and is easy to operate.

Two sets of Siemens 808D CNC systems

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