Application of motion controller in PCB numerical control drilling machine

PCB numerical control drilling and milling machine is a typical point motion control system, which is the key equipment for precision through hole processing of printed circuit boards. With the development of electronic products in the direction of miniaturization and miniaturization, printed circuit boards have higher and higher requirements on the aperture, line width and line spacing of the via holes. Correspondingly, the PCB numerical control system is developing in the open direction of high speed, high precision, high reliability, system integration, flexibility and high intelligence.

MPC08 economical four-axis motion controller is widely used in PCB numerical control drilling machine for its excellent performance.

First of all, the movement mode of PCB numerical control drilling machine is mainly point movement, and its key technical indicators are high speed and high precision. MPC08 mainly completes the point motion control, which can quickly and accurately locate and drill down in an instant, and then move up to the next positioning hole while lifting the PCB board surface, which greatly improves the working efficiency of the PCB numerical control drilling machine. . The MPC08's maximum output frequency is 4MHZ, meeting the high speed requirements required for PCB drilling machines.

Secondly, the PCB drilling machine requires a large number of IO channels to monitor various device states and control output signals. Each MPC08 motion control card can control 16 general-purpose inputs and 16 general-purpose outputs, and has 17 dedicated input channels. Can be used as a universal input channel to fully meet the I/O channel requirements of the PCB drill press.

In addition, MPC08 also provides users with a secondary development interface to meet the needs of user special function development.

UCF Pillow Bearing

The UCF pillow block mounted bearing series has four bolt holes, and a set screw lock is designed for mounting onto bearing surfaces parallel to the shaft axis, such as conveyor belts. This ready-to-mount unit has solid base cast iron housing, chrome steel bearings, and is designed for efficient operation at a wide range of speeds. This one-piece pillow block housing allows for a stationary outer ring and rotating inner ring. Insert bearing maintains the separation between moving parts to reduce rotational friction, and to support radial and axial loads. The bearing is secured to the shaft with set screws to prevent slippage. This mounted bearing is used in food and beverage manufacturing, textile industry and many other industrial manufacturing.

Pillow blocks are usually referred to the housings which have a bearing fitted into them & thus the user need not purchase the bearings separately. Pillow blocks are usually mounted in cleaner environments & generally are meant for lesser loads of general industry. These differ from "plummer blocks" which are bearing housings supplied without any bearings & are usually meant for higher load ratings & corrosive industrial environments. However the terms pillow-block & plummer-block are used interchangeably in certain parts of the world.

However fundamental application of both types is the same which is to primarily mount bearings safely enabling their outer ring to be stationary while allowing rotation of the inner ring. The housing is bolted to a foundation through the holes in the base. Bearing housings are either split type or unsplit type. Split type housings are usually two piece housings where the cap and base can be detached. While certain series are one single piece housings. Various seals are provided to prevent dust and other contaminants from entering the housing. Thus the housing provides a clean environment for the expensive bearings to freely rotate hence increasing their performance and duty cycle.

Bearing housings are usually made of grey cast iron. However various different grades of metals can be used to manufacture the same.
Uc Pillow Block Bearing4 Jpg

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Shijiazhuang Longshu Mechanical & Electrical Equipment Trading Co., Ltd. , https://www.longsbearings.com