SAMCHULLY POWER CHUCK
SAMCHULLY HS SERIES Standard 3-Jaw High Speed Open Center Chucks : Known worldwide for excellent quality, Samchully produces power chucks, hydraulic cylinders and scroll chucks. Samchully Machinery Co., Ltd. has achieved and maintains its' ISO 9001, and CE Mark certifications. Power chucks and hydraulic cylinders for CNC lathes manufactured by Samchully are standard equipment in products made by Hyundai-KIA and Doosan (Korea's top machine tools manufacturers). Samchully is also a major supplier of chucking systems to HAAS Automation, Inc. • Samchully HS series chucks are interchangeable with Kitagawa B200 series chucks • Samchully HCH series chucks are interchangeable with Kitagawa B series chucks • Samchully MH and Kitagawa BB (Big Bore) series share the same specifications • Samchully HT series chucks are interchangeable with Kitagawa BT series chucks FEATURES: • 3-jaw, wedge-type chuck with large bore • Powerful gripping force and high turning speed • Interchangeable with Kitagawa B200 Series power chucks • Manufactured from high grade alloy steel • All sliding surfaces are hardened and ground for accuracy and repeatability • 2 & 4 jaw and Mega Bore chucks also available • Large variety of replacement parts in stock
Last Update : 16/02/2012 11:49:45
RIKEN SEIKI Collet Chucks
Quality First : SAD type collet chuck , WSC wide type collet chuck , Pull type collet chuck , Multi type collet chuck , PWC Pull type wide chuck , Inside diameter clamping
Last Update : 16/02/2012 11:49:24
Machinery Tools & Measuring Instruments
Brand : MACHINERY TOOLS & MEASURING INSTRUMENTS
Last Update : 17:23:38 22/12/2017
PULL
Brand : RIKEN SEIKI
Model : PULL-15, PULL-25, PULL-40, PULL-65
RIKEN SEIKI Type: PULL Model: PULL-15, PULL-25, PULL-40, PULL-65
Last Update : 17:20:37 21/06/2017
WSS
Brand : RIKEN SEIKI
Model : WSS-40
RIKEN SEIKI Type: WSS Model: WSS-40
Last Update : 17:16:22 21/06/2017
WSC
Brand : RIKEN SEIKI
Model : WSC-40
RIKEN SEIKI Type: WSC Model: WSC-40
Last Update : 17:12:01 21/06/2017
AOC
Brand : RIKEN SEIKI
Model : AOC-25, AOC-40, AOC-65
RIKEN SEIKI Type: AOC Model: AOC-25, AOC-40, AOC-65
Last Update : 17:06:55 21/06/2017

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Product Information :

Product Name:  
TRACTION DRIVE SPEED ACCELERATOR


Product Category:   เครื่องจักร, อุปกรณ์เกี่ยวกับเครื่องจักร, เครื่องมือกล
Product Sub-Category:   9. SHOWA TOOL
Brand:   SHOWA TOOL 
Product Type :   เครื่องมือ, เครื่องจักรและอุปกรณ์ 
สินค้า, ผลิตภัณฑ์ 
Short Description :   Full-functions in a compact body.
     
 

FEATURES

Basic principle
 
1. Power of the traction drive is transmitted by the rolling contact mechanism via oil film of traction grease characterized by high viscosity at high pressures.
2. Contact pressure P is created at each contact surface on planetary rollers, a sun roller and a stationary housing, which are assembled with elastic deformation.
By this pressure, the oil films changes to high viscosity one (only when contact pressure P is imposed)
so that the power can be transmitted at the roller contact area.
3. The ranction force T is formulated by Equation (1).

T = µP……… (1)

where, µ:Traction coefficient, P:Contact pressure
4. This unit is a speed increasing device which the revolution of the planetary roller is used for input side
and the rotation of the sun roller is output side.
The speed increasing ratio is formulated by Equation (2).

N = 1 + D/d………(2)

 
where, D:Bore diamter of stationary housing
d:Outside diameter of sun roller
 
 



       
Features
 
   
Positioning Block
(Optional for use on M/C)
The positioning block and pin mechanism supplies coolant to
the tool.
Orientation Ring
The fitting positon of a positioning block differs among machining centers.
The position can be adjusted by rotating
the orientation ring whithin 360°.
Positioning Pin
"One-touch" adjustment, with in a height range of 40mm.
Coolant Nozzle
The angle adjustment of the coolant nozzle can be made easily by hand.
The sprya angle of the coolant is adusted to match the inserted cutter length.
Nut
The balance adjustment is already made in the factory.
Collet
Only a under super precision collet, runout within 3 microns, should be used.Various sizes can be supplied by mm unit.Please order sizes to match the shanks of tools to be used.
More widely usable, due to its adaptability to a great variety of M/C spindles.
Cutters
A drill, end mill and grinding wheel with a straight can be applied.
  Grinding
  wheel
End mill Dril
 
ATC-Ready   Low Vibration
Compact and light, the TDU is ready for ATC... with no extra attachments necessary. The Traction Drive Unit is particularly smooth-running, and without noise vibration, it even makes grinding possible on your M/C.
   
Transmission Power High Speed
A stable torque transmission produced stable rpm, unlike air motor speed accelerators. Since the traction drive is run by a transmission mechanism based on rolling contact high lubrication can be maintained even at high speed rotation.
The uses of ceramic bearings and through-body coolant are incorporated to ensure reliable, long-lasting high speed operation.



A complete series supports a full range of applications.
 
 

Super rigid Type

Standard Type

Type

TDU40

TDU17

Speed increasing ratio

3.4×

Speed (rpm)

MAX.12,000

MAX.30,000

Output torque (Nm)

7

1

Output power (kw)  *1

8.8

3.1

Taper  *2

BT50

BT40/BT50

Tool grip diameter(mm)

Φ1.5∼20

Φ0.5∼10

Net weight (kgW)

11.5

5.4/7.9

 
*1 Max. output for each max. speed.
*2 Other tapers are also available:
  SK40,CV40,HSK63 equivalent to BT40.
SK50,CV50,HSK100 equivalent to BT50.
 
TDU40   Super rigid Type 3.4×Spindle rev. Max.12,000rpm
Material : Aluminum alloy
End mill : 16mm dia. T/C, 2-blade
Speed : 12,000rpm
Cut. depth : 5mm
Feed : 1,000mm/min

Cutting Example [Groove Milling]
TDU17   Standard Type 6×Spindle rev. Max.30,000rpm
Material : Aluminum alloy
End mill : 4mm dia. T/C, 2-blade
Speed : 28,000rpm
Cut. depth : 2mm
Feed : 1,000mm/min

Cutting Example
[Groove Milling]


Covering a wide application range…
 
1. Application range
  Application range
2. Torque transmission characteristics
  Torque transmission characteristics
3. Runout and Bending rigidity
 
Runout and Bending rigidity   Runout and Bending rigidity
 
Runout and Bending rigidity
4. Temperature rise(Temperature-Coolant temperature)
 
Temperature rise   Temperature rise
5. Axial displacement
 
Axial displacement   Axial displacement
6. Noise level
 
Noise level   Noise level

For catalog of TRACTION DRIVE SPEED ACCELERATOR please send a request to [email protected]

 

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