ZK2108X4C/300 Counter-roatry deep hole drilling machine with good entrance precision

For this counter-rotary four-spindle gun drilling machine, it mainly use to drill the small hole diameter from 1.5mm to 8mm, which drill from the two sides to get a higher entrance precision. And it can process 22 workpiece at a time, which greatly improve the processing efficiency.

Main technical parameter

Processing Ability

1.No. of spindle: 4 PCS(each side has 2 spindles)

2. Drilling diameter: 1.5mm---8mm

3.Drilling legth:300mm(from one side)

4.Outside diameter of the workpiece: ≤φ8.0mm

5.Workpiece length: 110mm---320mm

6.Quantity of the workpiece on the rack: 22pcs

Processing Speed

1． Max. rotary speed of the drill stem:15000r/min.

2． Rotary speed of the workpiece: 0 r/min.

3．Feed speed range: ≤1500mm/min.

4． Fast moving speed: ≤2000mm/min.

5. Moving speed of rack: 2000mm/min.

Processing Precision

1． Skewness of drilling hole: ≤1.0/1000 drilling length(workpiece fixed, draw ratio≤100 )

2． Dimension accuracy: IT8---IT11

3． Roughness of the drilling hole: Ra0.4—Ra1.6

Power of Machine

1． Power of drill stem motor: 2X2.2KW(one motor for 2 spindles)

2． Power of oil pump: 2X4.0KW(one oil pump for two spindles)

3． Power of feed motor: 2X1.8 KW

4． Power of oil temperature coolant machine:2.87KW

Hydraulic System

1． Max. flow 4X20 L/Min

2． Max. pressure:16MPa

3． Filter precision: 10um.

4． Oil capacity: 960L

Basic Dimension & Weight

1． Ground area(L*W*H): 4000*3000*1800

2． Distance between drill stem center and ground:1070mm

3．Height from drill stem center to guide rail: 297mm

4. Distance between spindles: 220mm

5.Weight of machine: 6.5T

Machine processing part

Typical application: step hole of ejector sleeve, cam shaft etc. shaft parts.

Luoyang Super Foliage Trading Company is a factory-based company where the original factory founded in 1993. In order to provide better services to customers, the new trading branch was formed in 2017. We are specializing in the products of cast iron, ductile iron, steel casting and nonferrous parts. It includes 10kg to over 10 tons investment casting and large casting partsctile .

Because of the factory background, we understand what the customer needs

we have better understanding and communication between customers and suppliers. Up to now, there are about over 10 best factories that work closely with us.