High-speed machining motors

Basic design

  • Single or double bearing
  • cylindrical shaft design with key
Type Weight Rated output [kW]
[kg] S6-60% S 1
50 Hz 75 Hz 100 Hz 150 Hz 200 Hz 300 Hz 400 Hz 500 Hz
3,000 rpm 4,500 rpm 6,000 rpm 9,000 rpm 12,000 rpm 18,000 rpm 24,000 rpm 30,000 rpm
KN 21.05-2 1.8 - - - 0.15 0.2 0.32 0.4 0.4
KN 22.08-2 2.1 - - - 0.24 0.32 0.5 0.6 0.6
KN 23.10-2 2.9 - - - 0.3 0.4 0.6 0.7 -
V 30.06-2 2.7 - - 0.2 0.3 0.42 0.6 0.65 0.65
V 31.09-2 3.4 - - 0.3 0.45 0.65 0.9 1.0 1.0
KR 35.1-2 (D) 4.0 - - 0.3 0.5 0.7 0.9 1.0 -
KR 35.3-2 (D) 4.8 - - 0.45 0.7 1.0 1.3 1.4 -
KR 35.5-2 (D) 5.8 0.28 - 0.6 1.0 1.4 1.9 2.0 -
KR 35.7-2 (D) 6.2 0.34 - 0.75 1.1 1.6 2.2 - -
KR 35.9-2 (D) 7.2 0.4 - 0.9 1.4 2.0 - - -
V 50.09-2 8.5 0.6 - 1.2 1.5 1.85 2.5 3.0 3.0
KN/KR 50.11-2 (D) 11.0 0.9 - 1.8 2.5 3.0 4.0 - -
KN/KR 51.14-2 (D) 12.5 1.3 - 2.4 3.5 4.0 5.0 - -
KN/KR 52.16-2 (D) 13.5 1.5 - 2.7 4.0 4.5 - - -
V 60.11-2 16.0 1.7 - 2.2 3.0 4.0 5.0 5.0 5.0
V 61.15-2 18.5 2.3 - 3.0 4.0 5.0 - - -
KN/KR 60.09-2 (D) 14.5 2.0 - 2.7 3.0 3.5 - - -
KN/KR 61.13-2 (D) 19.5 3.0 - 4.0 5.0 6.0 7.0 - -
KN/KR 62.18-2 (D) 22.0 4.0 - 5.5 6.0 7.0 - - -
KC 70.12-2 (D) 26.0 3.7 - 5.2 5.5 - - - -
KC 71.16-2 (D) 33.0 5.0 - 6.6 7.0 8.0* 10.0* - -
KC 71.20-2 (D) 38.0 6.5 - 8.0 9.0 10.0* 12.0* - -
KC 72.28-2 (D) 51.0 9.0 - 12.5 13.0 - - - -
K 81.23-2 (D) 69.0 11.0 - 16.0 18.0 - - - -
K 82.27-2 (D) 79.0 13.0 - 18.0 22.0 - - - -
K 83.37-2 (D) 91.0 18.0 - 25.0 - - - - -
K 91.31-2 (D) 106.0 20.0 - 25.0 30.0 - - - -
K 93.38-2 (D) 128.0 25.0 - 30.0 35.0 - - - -
K 110.24-2 (D) 160.0 25.0 25.0 30.0 35.0 42.0 55.0 - -
K 111.31-2 (D) 177.0 37.0 37.0 45.0 - - - - -
K 112.38-2 (D) 195.0 45.0 45.0 55.0 - - - - -
K 113.50-2 (D) 240.0 55.0 55.0 65.0 - - - - -
K 140.38-2 (D) 360.0 65.0 65.0 80.0 - - - - -
K 141.50-2 (D) 450.0 75.0 80.0 100.0 - - - - -
K 160.50-2 D 625.0 90.0 100.0 - - - - - -
K 162.60-2 D 750.0 120.0 125.0 - - - - - -
K 200.50-2 D 840.0 140.0 150.0 - - - - - -
K 202.60-2 D 900.0 170.0 175.0 - - - - - -

Legend:

  • Rated output based on thermal Class F
  • Weights are approximate value for single- bearing units
  • Output figures in the columns are assigned to various electrical models of the corresponding frequency
  • (D) Motor can be equipped with a single- or double bearing on the drive (tool) side
  • D = double-bearing only
  • * Special KNO model – see milling motors, p. 29
  • KR model, narrow design, see milling motors, p. 25-28
  • S6 - 60% rating for conventional use in sawing operations

Milling motors for cylindrical shaft tools with no-play double bearing (Protection class IP 54)

Single bearing

Type Weight
Rated output [kW]
 [kg] S 1
150 Hz 200 Hz 300 Hz 400 Hz 500 Hz Max. clamping
9,000 rpm 12,000 rpm 18,000 rpm 24,000 rpm 30,000 rpm capacity, in mm*
KNS 21.05-2 1.8 0.15 0.2 0.32 0.4 0.4 132)
KNS 22.08-2 2.1 0.24 0.32 0.5 0.6 0.6 132)
KNS 23.10-2 2.9 0.3 0.4 0.6 0.7 - 132)
VS 30.06-2 2.7 0.3 0.42 0.6 0.65 0.65 132)
VS 31.09-2 3.4 0.45 0.65 0.9 1.0 1.0 132)
VS 50.09-2 8.5 1.5 1.85 2.5 3.0 3.0 16
VS 60.11-2 16.0 3.0 4.0 5.0 5.0 5.0 16
VS 61.15-2 19.0 4.0 5.0 - - - 16
VUS 50.09-23) 8.0 0.55 0.8 1.0 1.0 16
VUS 60.11-23) 15.5 1.9 2.1 2.6 2.6 16
VUS 61.15-23) 18.0 2.6 2.8 - - 16

Double bearing

KRS 35.1-2 D 4.5 0.5 0.7 0.9 1.0 13
KRS 35.3-2 D 5.3 0.7 1.0 1.3 1.4 13
KRS 35.5-2 D 6.3 1.0 1.4 1.9 2.0 13
KRS 35.7-2 D 6.7 1.1 1.6 2.2 - 13
KRS 35.9-2 D 7.7 1.4 2.0 - - 13
KRS 50.11-2 D 11.5 2.5 3.0 4.0 16
KRS 51.14-2 D 13.0 3.5 4.0 5.0 16
KRS 52.16-2 D 14.0 4.0 4.5 - 16
KRSV 51.14-2 D 13.5 3.5 4.0 5.0 25
KRSV 51.14-2 D1) 14.5 3.5 4.0 5.0 25
KRS 60.09-2 D 16.0 3.0 3.5 - 20
KRS 61.13-2 D 20.0 5.0 6.0 7.0 20
KRS 62.18-2 D 22.0 6.0 7.0 - 20
KRS 60.09-2 D 16.5 3.0 3.5 - 25
KRS 61.13-2 D 20.5 5.0 6.0 7.0 25
KRS 62.18-2 D 23.0 6.0 7.0 - 25
KRSV 61.13-2 D1) 24.0 5.0 6.0 7.0 25
KNOCS 71.16-2 D 35.0 7.0 8.0 10.0 20
KNOS 71.16-2 D 37.0 7.0 8.0 10.0 25
KNOCS 71.20-2 D 37.0 9.0 10.0 12.0 20
KNOS 71.20-2 D 39.0 9.0 10.0 12.0 25

Legend

  • *) clamping capacity dependent on collet system
  • 1) with hydraulic chuck
  • 2) max. clamping capacity only up to 24,000 rpm
  • 3) non-ventilated, low noise

High-precision motors for hydro-clamp chuck systems

Perske high-precision motors are developed especially for hydraulic chucks. By using a reinforced bearing with high-precision ball bearings and a stiffer spindle, outstanding axial and radial run-out can be achieved in micron-level quality.

In combination with our precision balancing, we offer smooth-running, maximum-precision drives that are especially well-suited for use with PKD tools and can substantially increase their service lives. The result is improved cost-effectiveness and availability.

Perske high-precision motors are characterized by

  • Stiff motor spindles and precision bearings with double spindle bearings
  • Ground and hardened shafts
  • Radial and axial run-out precision ≤ 8 microns
  • Uniform interface for milling and cutting tools
  • Significantly longer tool service life
  • No-play tool clamping

 

Type Weight
Rated output [kW]
 [kg] S 1
100 Hz 150 Hz 200 Hz
6,000 rpm 9,000 rpm 12,000 rpm
KNS 51.14-2 D 13.5 2.4 3.5 4.0
KNS 61.13-2 D 20.0 4.0 5.0 6.0
KCS 71.16-2 D 35.0 6.6 7.0 -
KCS 71.20-2 D 40.0 8.0 9.0 -
KS 81.23-2 D 71.0 16.0 18.0 -
KS 82.27-2 D 82.0 18.0 22.0 -

Motor spindles

manual

HSK-C interface

  • Simple tool change with Allen wrench
  • Insertion force between 2-4 times standardized requirements
  • Insertion force increases with rpm
  • Short mounting/removal path for tool changes

automatic

HSK-F63 interface

  • Pneumatic release device for 6 bar
  • Insertion force >150% of standardized requirement
  • Hollow shaft for cleaning air
  • Clamping system easy to maintain
  • Tool clamping with spring assembly
  • Three-position sensor technology to monitor clamping system

 

HSK-C

Type Weight
Tool
Rated output [kW]
[kg] Interface S 1
100 Hz 150 Hz 200 Hz 300 Hz
6,000 rpm 9,000 rpm 12,000 rpm 18,000 rpm
KNS 51.14-2 D 13.5 HSK-C40 2.4 3.5 4.0 5.0
KNS 61.13-2 D 19.5 HSK-C50 4.0 5.0 6.0 7.0
KCS 71.20-2 D 40.0 HSK-C63 8.0 9.0 - -
KS 81.23-2 D 71.0 HSK-C63 16.0 18.0 - -
33 Hz 100 Hz
1,000 rpm 3,000 rpm
KS 111.32-4 D 185.0 HSK-C100 13.0 30.0

HSK-F63

Type Weight
Tool Rated output [kW]
[kg] Interface S 1
100 Hz 150 Hz 200 Hz
6,000 rpm 9,000 rpm 12,000 rpm
KNWS 61.13-2 D 28.0 HSK-F63 4.0 5.0 6.0
KCWS 71.16-2 D 50.0 HSK-F63 6.6 7.0 8.0
200 Hz 300 Hz
400 Hz
6,000 rpm 9,000 rpm 12,000 rpm
KRWS 80.14-4 D 70.0 HSK-F63 10.0 12.0 14.0
Perske Spezial-Elektromotoren
Spezial-Elektromotoren