Please feel free to contact to TNK for precision shaft, roller, Needle, Lead screw and materials.

TOP > en_TOP > Products > Lead Screw

Lead Screw

TNK provides high precision and small diameter lead screw.
It’s possible to produce for us minimum pitch screw processing on minimum diameter of smaller than φ1.0mm in a new field of grinding lead screw to provide 4000k pcs a month.

Grinding lead screw

研削リードスクリュー
set production with nut.
Possible to produce high precision lead screw by grinding process if it is a hard material.
Dimensions
Diameter:φ0.5〜φ40.0   Total length:3.5mm~400.0mm
Screw form:29°〜 60°   Pitch:0.15mm〜3.50mm
Precision
Diameter:0.0005mm   End-face roughness:Ra0.1
Single-pitched:0.005mm   Cumulative pitch:0.008mm(10山)
・Possible to produce after heat treatment and become bend 0.02mm, over HV600.
・Possible to produce hollow material which is difficult rolling and grinding.
・Please inquire us if we can produce your demand form.
・Possible to control clearance which is set production with nut.
 

Grinding lead screw

切削リードスクリュー
Various diameter lead screw by lathing process.
Dimensions
Diameter:φ1.0〜φ4.0   Total length:3.5mm~100.0mm
Screw form:30°〜 60°   Pitch:0.15mm〜3.50mm
Precision
Diameter:0.0005mm   End-face roughness:Ra0.8
Single-pitched:0.01mm   Cumulative pitch:0.02mm(10山)
・According to the material and form.
・Impossible to produce hard material.
 

Rolling lead screw

転造リードスクリュー
Large quantity at a low price
Dimensions
Diameter:φ1.2〜φ3.5   Total length:10.0mm~70.0mm
Screw form:30°〜 60°   Pitch:0.2mm〜3.0mm
Precision
Diameter:0.0005mm   End-face roughness:Ra0.8
Single-pitched:0.01mm   Cumulative pitch:0.02mm(10山)
・According to the material and form.
・Impossible to produce hard material.
・Small quantity will be costly for dice.
・Impossible to produce hollow product.
 

IATFA_EN.jpgIATF_EN.jpg

Tsukuba Plant achieve IATF16949.

(Site: Tsukuba Plant・Tsukuba Plant Building A)

(Scope: Manufacturing Micro shaft and Metal packing)

  • Sample・Spot order
  • For Factory in China
  • Looking for the Automotive parts