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Title:
研削加工機および芯材の製造方法
Document Type and Number:
Japanese Patent JP7386048
Kind Code:
B2
Abstract:
To provide a grinding machine that can grind an object to be ground with high processing accuracy, and a core material manufacturing method.SOLUTION: A grinding machine 1, which grinds an object B to be ground in a longitudinal shape, comprises: a driving device 11 that rotates the object B to be ground around a long axis; a rotary grindstone 211 that has a rotation axis 212 parallel to the long axis and can advance a grinding surface 211a in a substantially cylindrical shape toward the object B to be ground, where the grinding surface 211a in a substantially cylindrical shape is formed in a shape corresponding to a shape of an outer periphery of a manufactured product; a bottom plate 311 in a substantially planar shape on which the object B to be ground is placed; and a back plate 41, arranged at the opposite side of the rotary grindstone 211 for the object B to be ground, which has a contact surface 41a in a substantially planar shape that supports the object B to be ground from the opposite side and extends in a vertical direction or inclines toward the object B to be ground. At least either of the bottom plate 311 and the back plate 41 has groove parts 311b and 41b at sites for supporting the object B to be ground.SELECTED DRAWING: Figure 1

Inventors:
Yusuke Fukada
Application Number:
JP2019200818A
Publication Date:
November 24, 2023
Filing Date:
November 05, 2019
Export Citation:
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Assignee:
Asahi Intecc Co., Ltd.
International Classes:
B24B5/04; B24B5/38; B24B41/06
Domestic Patent References:
JP2017170597A
JP9239649A
Attorney, Agent or Firm:
Patent Attorney Corporation Wilfort International Patent Office