JPH0376571U

JPH0376571U -

Info

Publication number: JPH0376571U
Application number: JP13879189U
Authority: JP
Priority date: 1989-11-30
Filing date: 1989-11-30
Publication date: 1991-07-31

Description

[Brief explanation of the drawing]

第１図は、この考案に係る縫い代制御装置の一
実施例の内部構成を示す側面図、第２図ないし第
４図は従来の縫い代制御装置を示す図で、第２図
は、縫い代制御装置の平面図、第３図は、縫い代
制御装置の側面図、第４図は、縫い代制御装置の
構成を示す内部構成図、第５図は、縫い代制御装
置の作用を示す説明図である。図において、Ａ……縫い代制御装置、Ｂ……押
え圧調節手段、３，３……上布、下布、４……ロ
ーラー、７……検出手段、９……中板、１１，１
１……付勢体、１５，１５……当接体、１６，１
６……支持体。 FIG. 1 is a side view showing the internal structure of an embodiment of the seam allowance control device according to the invention, FIGS. 2 to 4 are views showing conventional seam allowance control devices, and FIG. 3 is a side view of the seam allowance control device, FIG. 4 is an internal configuration diagram showing the configuration of the seam allowance control device, and FIG. 5 is an explanatory diagram showing the operation of the seam allowance control device. In the figure, A... seam allowance control device, B... presser foot pressure adjustment means, 3, 3... upper fabric, lower fabric, 4... roller, 7... detection means, 9... middle plate, 11, 1
1...Biasing body, 15,15...Abutting body, 16,1
6...Support.

Claims

[Claims for Utility Model Registration] (1) An intermediate plate that is interposed between the upper fabric and the lower fabric and separates them, and a roller that holds a roller at its tip and that is applied to the upper surface of the upper fabric and the lower surface of the lower fabric, respectively. a holder rotatably supported to move up and down; a biasing member that urges each holder in order to press both of the fabrics against the intermediate plate using each roller of the pair of holders; roller drive control means for driving each of the rollers to obtain an appropriate seam allowance and for moving both fabrics in a direction orthogonal to the planned needle drop line; In the seam allowance control method for forming a seam allowance at a distance of Seam allowance control device. (2) The presser foot pressure adjusting means has a threaded part, and has a contacting body whose one end abuts the holding body, and a threaded part that is screwed into the threaded part of the contacting body, and the contacting body has a threaded part. A support body that supports the holding body, and by rotating the abutting body, the rotation range of the holding body is adjusted, and the gap between the roller and the intermediate plate is adjusted. 1. The seam allowance control device according to 1.