Title:
OFFICE PUNCHING MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/027704
Kind Code:
A1
Abstract:
An office punching machine, comprising a base (4), an adjustment mechanism (1), a fixing mechanism (5), and a punching mechanism (6), wherein the adjustment mechanism (1) comprises a housing (11), a rotating block (12), a rotating post (13), a first gear (14), a second gear (15), a first slider (16), a first screw (17), a second slider (18), and a second screw (19); the second screw (19) is fixed to the first screw (17); the first slider (16) and the second slider (18) are slidably connected to the housing (11) by means of the first screw (17) and the second screw (19); and the direction of threads on the first screw (17) is opposite to that on the second screw (19). In the office punching machine, the first slider and the second slider can move toward or away from each other to adjust the distance between cutters, thereby punching, according to the paper size, holes with a pitch matching the specification of paper.
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Inventors:
MA HONGXING (CN)
JI LINYING (CN)
JI LINYING (CN)
Application Number:
PCT/CN2020/108506
Publication Date:
February 10, 2022
Filing Date:
August 11, 2020
Export Citation:
Assignee:
SUZHOU XINYI CULTURE TECH CO LTD (CN)
International Classes:
B26F1/14; B26D7/26
Foreign References:
| CN209920042U | 2020-01-10 | |||
| CN109049129A | 2018-12-21 | |||
| CN205950874U | 2017-02-15 | |||
| CN106695991A | 2017-05-24 | |||
| CN208773777U | 2019-04-23 | |||
| CN210879981U | 2020-06-30 | |||
| US20200164540A1 | 2020-05-28 |
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