Title:
BUILT-IN SIEVE-HOLE ANNULAR LASER CLADDING NOZZLE
Document Type and Number:
WIPO Patent Application WO/2018/228276
Kind Code:
A1
Abstract:
Disclosed in the present invention is a built-in sieve-hole annular laser cladding nozzle, comprising a laser head connecting part, a middle sleeve part, and a nozzle part, the laser head connecting part comprising an upper connecting sleeve connected to the laser head, the middle sleeve part comprising a sliding sleeve connected to the upper connecting sleeve, protective glass being disposed between the lower end of the sliding sleeve and an upper end of a central sleeve, a water cooling sleeve of the protective glass having a threaded connection to the sliding sleeve and the central sleeve, and protective air holes being disposed on the central sleeve, the nozzle part comprising a conical nozzle core connected to the central sleeve, a powder inlet sleeve, an air intake sleeve, and a water cooling sleeve being disposed in turn on the outer side of the conical nozzle core and the central sleeve. The present invention overcomes the defects of existing laser cladding nozzles, including the short service life, being unable to adjust the powder concentration diameter, and being unable to adapt to powder particles of different sizes.
Inventors:
CHENG YANHAI (CN)
WANG HAOZHENG (CN)
HAN ZHENGTONG (CN)
YANG JINYONG (CN)
CUI RAN (CN)
YIN XUNJIN (CN)
WANG HAOZHENG (CN)
HAN ZHENGTONG (CN)
YANG JINYONG (CN)
CUI RAN (CN)
YIN XUNJIN (CN)
Application Number:
PCT/CN2018/090355
Publication Date:
December 20, 2018
Filing Date:
June 08, 2018
Export Citation:
Assignee:
UNIV CHINA MINING (CN)
International Classes:
C23C24/10; B23K26/14; B23K26/34
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Attorney, Agent or Firm:
BEIJING KEYI INTELLECTUAL PROPERTY FIRM (CN)
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