Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
FEEDING MECHANISM OF SEWING MACHINE AND SEWING MACHINE COMPRISING FEEDING MECHANISM
Document Type and Number:
WIPO Patent Application WO/2021/128842
Kind Code:
A1
Abstract:
A feeding mechanism (100) of a sewing machine. The feeding mechanism comprises a needle plate (10), a feed dog (20) provided below the needle plate (10), and a tooth rack (30) fixedly connected to the feed dog (20), and further comprises a lifting assembly (40), a translational assembly (50), and a controller. The lifting assembly (40) comprises a lifting driving member (41), the lifting driving member (41) is connected to the tooth rack (30), and the lifting driving member (41) can drive the tooth rack (30) to lift to drive the feed dog (20) to perform reciprocating lifting movement with respect to the needle plate (10). The translational assembly (50) comprises a translational driving member (51), the translational driving member (51) is connected to the tooth rack (30), and the translational driving member (51) can drive the tooth rack (30) to translate to drive the feed dog (20) to perform reciprocating translational movement with respect to the needle plate (10). The lifting driving member (41) and the translational driving member (51) are connected to the controller, and the controller can control the operation of the lifting driving member (41) and the translational driving member (51). The controller of the feeding mechanism (100) of the sewing machine can coordinate the movement of the lifting assembly (40) and the translational assembly (50), so that diversified material sewing styles are provided. A sewing machine (200) comprising the feeding mechanism (100) of the sewing machine. The sewing machine (200) has diversified material feeding styles, and has a wide application prospect.

Inventors:
WAN YIMING (CN)
JIANG CHANGLIN (CN)
HUANG MINGXUE (CN)
LIN XIAOXIAO (CN)
Application Number:
PCT/CN2020/105399
Publication Date:
July 01, 2021
Filing Date:
July 29, 2020
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
JACK SEWING MACHINE CO LTD (CN)
International Classes:
D05B27/02; D05B27/24; D05B69/18
Foreign References:
CN108396468A2018-08-14
CN106917194A2017-07-04
CN108998899A2018-12-14
CN105113152A2015-12-02
CN105442195A2016-03-30
CN105624932A2016-06-01
JP2003181173A2003-07-02
US20150090167A12015-04-02
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
Download PDF: