Title:
KNIFE HOLDER FOR UNDERWATER CUTTING GRANULATOR
Document Type and Number:
WIPO Patent Application WO/2011/155166
Kind Code:
A1
Abstract:
Provided is a knife holder (10) for use with an underwater cutting granulator which includes a die plate (40) and the knife holder (10). The die plate (40) includes an annular projected portion (52) and a plurality of die holes (51) having an opening on the projected portion (52). The knife holder (10) holds a plurality of knives (30) which slide on the surface of the projected portion (52) to thereby cut melt resin, which has been pushed through each of the die holes (51), into resin pellets in cooling water. The knife holder (10) can reduce the deflection of the knife (30) and thereby the gap that appears between the sliding plane thereof and the die plate projected portion (52). The knife holder (10) includes a knife holder body (11) and a plurality of rib portions (12). The knife holder body (11) has an outer circumference end (11a) which is located inside the inner circumference end of the projected portion (52) of the die plate (40) in the radial direction. The rib portions (12) are provided at respective multiple positions that are arranged in the circumferential direction of the outer circumference end (11a); are projected radially outwardly from the outer circumference end (11a) to extend outwardly past the inner circumference end of the projected portion (52); and have a front face located above the die plate and have the knife (30) secured thereto with the back face of the knife (30) facing the front face.
Inventors:
IWASAKI, Shin (())
岩▲崎▼ 伸 (())
IRITANI, Kazuo (())
岩▲崎▼ 伸 (())
IRITANI, Kazuo (())
Application Number:
JP2011/003142
Publication Date:
December 15, 2011
Filing Date:
June 03, 2011
Export Citation:
Assignee:
KABUSHIKI KAISHA KOBE SEIKO SHO (10-26, Wakinohama-cho 2-chome Chuo-ku, Kobe-sh, Hyogo 85, 〒6518585, JP)
株式会社神戸製鋼所 (〒85 兵庫県神戸市中央区脇浜町２丁目１０番２６号 Hyogo, 〒6518585, JP)
IWASAKI, Shin (())
岩▲崎▼ 伸 (())
株式会社神戸製鋼所 (〒85 兵庫県神戸市中央区脇浜町２丁目１０番２６号 Hyogo, 〒6518585, JP)
IWASAKI, Shin (())
岩▲崎▼ 伸 (())
International Classes:
B29B9/06
Attorney, Agent or Firm:
KOTANI, Etsuji et al. (Osaka Nakanoshima Building 2nd Floor, 2-2 Nakanoshima 2-chome, Kita-ku, Osaka-sh, Osaka 05, 〒5300005, JP)
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Claims:
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