TUBE BAKING FURNACE FOR BAKING GLASS TUBE

WIPO Patent Application WO/2021/128112

A1

A tube baking furnace for baking a glass tube (5), comprising a support box (1). An arc-shaped recess (19) is formed at the top of the support box (1), a tube baking cylinder (2) having a cover (7) and having the same curvature as the arc-shaped recess is fixedly mounted on the arc-shaped recess (19), glass tube holders driven by a driver are arranged inside the tube baking cylinder (2), a drawable bracket is arranged inside the support box (1), and several heating furnaces (20) are fixedly arranged inside the bracket; during use, the glass tube (5) to be baked is placed in arc-shaped clamping recesses of a base (23) and then clamped by clamping rings (22), the cover (7) is closed, the heating furnaces (20) heat the tube baking cylinder (2), and a motor (13) drives a driving wheel (12) to drive, under the transmission of a belt (9), a driven wheel (10) to rotate, so that a rotating shaft (11) slowly rotates and the glass tube (5) slowly rotates in the tube baking cylinder (2), and thus each glass tube (5) is uniformly heated in the tube baking cylinder (2).

SANG YONGSHU (CN)
SHI YANKUN (CN)
LI YUNHE (CN)
LIU JUN (CN)

PCT/CN2019/128503

July 01, 2021

December 26, 2019

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ANHUI SHILIN LIGHTING CO LTD (CN)

H01J9/22; F26B11/00

CN101174528A	2008-05-07
CN105747899A	2016-07-13
CN103441052A	2013-12-11
CN2842718Y	2006-11-29
CN201142312Y	2008-10-29
CN201296726Y	2009-08-26
CN102887625A	2013-01-23
JP2009245755A	2009-10-22

LIUAN ZHONGXIN INTELLECTUAL PROPERTY AGENT FIRM (GENERAL PARTNERSHIP) et al. (CN)

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