Title:
SIMPLE EDGE FOLDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/124639
Kind Code:
A1
Abstract:
A simple edge folding device, comprising a bottom plate (1). A U-shaped fixing frame (3) is fixedly mounted on the middle of the upper portion of the bottom plate (1), and an even number of landing legs (2) are symmetrically provided on the bottom of the bottom plate (1); a plurality of supporting shafts (36) are mounted in the interior of the upper portion of the U-shaped fixing frame (3) by means of rolling bearings in parallel; and rubber rollers (67) are fixedly mounted on the exteriors of the plurality of supporting shafts (36). The device is relatively good in machining quality, paper scraps and dust can be effectively prevented from permeating around the edge folding machine, the prepared rubber rollers are relatively good in tenacity and ageing resistance.
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Inventors:
JI KAICHENG (CN)
Application Number:
PCT/CN2018/123880
Publication Date:
June 25, 2020
Filing Date:
December 26, 2018
Export Citation:
Assignee:
JI KAICHENG (CN)
International Classes:
B31B50/26
Domestic Patent References:
WO2016140385A1 | 2016-09-09 |
Foreign References:
CN207630611U | 2018-07-20 | |||
CN208150502U | 2018-11-27 | |||
CN107009667A | 2017-08-04 | |||
CN206913762U | 2018-01-23 | |||
US20170173912A1 | 2017-06-22 | |||
CN108422707A | 2018-08-21 |
Attorney, Agent or Firm:
BEIJING TIAN QI ZHI XIN INTELLECTUAL PROPERTY AGENCY CO., LTD (CN)
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