Title:
HEAT TREATMENT DEVICE AND HEAT TREATMENT METHOD
Document Type and Number:
Japanese Patent JP2019112692
Kind Code:
A
Abstract:
To enable conducting an induction heat-treatment on a work effectively at good accuracy.SOLUTION: There is provided a heat treatment device 1 having a heating part 2 for induction heating a hardening necessary zone of a cyclic work W to a target temperature, a cooling part 3 for cooling and hardening the hardening necessary zone of the work W heated in the heating part 2, and a transportation road A transporting the work W heated in the heating part 2 to an initiation position P of the cooling treatment by the cooling part 3 and extending in a crosswise direction arranged between the heating part 2 and the cooling part 3, a work supporting part 52 formed by arranging a plurality of supporting members 51 capable of line contact supporting one edge surface of the work W respectively apart from each other.SELECTED DRAWING: Figure 6
Inventors:
MANO YOSHIYA
SUZUKI SHINTARO
SUZUKI SHINTARO
Application Number:
JP2017247890A
Publication Date:
July 11, 2019
Filing Date:
December 25, 2017
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
C21D1/63; C21D1/00; C21D1/10; C21D1/18; C21D9/40
Attorney, Agent or Firm:
Kunihiko Shiromura
Tsuyoshi Kumano
Tsuyoshi Kumano