This new keyway machining machineCompletely changed the traditional concept of inserting, pulling, and wire cutting inner hole keyways, and integrated the advantages of inserting, pulling, and planing machines The design is innovative and adopts CNC technology, unique inner hole centering process, and special feed principle. Its processing speed and accuracy are incomparable to traditional methods. It has good processing accuracy and fast speed, and can replace slotting machines, internal pulling machines, and wire cutting machines to process short hollow shafts, through holes, blind hole keyways of wheel disc workpieces.

P20-250 Numerical Control Keyway Insertion Machine Physical Image Keyway Insertion Machine Partial Screenshot

1、 Composition of Machine Tool

1、 Box and base2Hydraulic driven up and down operation of the main cutting system

3Servo feed system4Cutting oil cooling and circulation system

5、Numerical Control System

2、 Processing principle

1、 Hydraulic reciprocating up and down motion is adopted, and the up and down speed is controlled by a speed regulating valve.

2、 Cutting oil is directly flushed and cooled onto the guide rod and the puller,Cool and lubricate the cutting tools and workpieces toProtect cutting tools and guide rods to reduce wear and tear,Ensure machining accuracy,Improve production efficiency.

3、 By using touch screen control, the feed rate, return rate, and return rate can be pre-set, making the operation simple.

4、 Adopting advanced numerical control system with stable performance.

5、 High precision in repeated processing, controllable processing depth

3、 Performance characteristics

1Inner hole centering and easy clamping2Automatically insert and feed tools

3Do not allow knives4Materials that can be processed before and after quenching

5High processing accuracy and fast speed6Compact structure and small footprint

7Stable performance and long service life8Adopting program control, simple operation, and almost no maintenance required

4、 Processing purpose and scope

Various key slots and profiles in blind holes and through holes, key slot width: 2-36mm, key slot length: ≤ 450mm, hole diameter: 5-150mm.

5、 Main processes and technical parameters of machine tools TABLE I

Taking PB20-250 as an exampleTable 2

6、 Main accessory suppliers

6、 Processing case diagram