JPS5927078U

JPS5927078U - mobile sewing machine

Info

Publication number: JPS5927078U
Application number: JP11982782U
Authority: JP
Inventors: 繁男山本
Original assignee: 美馬精機株式会社
Priority date: 1982-08-05
Filing date: 1982-08-05
Publication date: 1984-02-20
Also published as: JPS6033906Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を示す移動ミシンの側面図、
第２図は下ロールと駆動手段を示す断面図、第３図は上
ロール付近の側面図、第４図は下ロールの斜視図である
。１・・・ミシン本体、２・・・車輪、３・・・被縫製物
、４・・・軸、５・・・針、６・・・押え金、７・・・
送金具、８・・・挟着ロール、９・・・駆動手段、１０
・・・縫製台、１１・・・コイルスプリング、１２・・
・上下軸、１３・・・Ｌ杉皮　　。柱、１４・・・カムレバ、１５・・・カム面、１６・・
・一方クラッチ、１７・・・アーム、１８・・・コンロ
ッド、１９・・・ロッカーアーム、２０・・・クランク
軸、２１・・・主コンロッド、２２・・・調整ネジ、２
３・・・ナツト、２４・・・円柱部分、２５・・・湾曲
アーム、２６・・・スリット、２７・・・送り面。FIG. 1 is a side view of a mobile sewing machine showing an embodiment of the present invention;
FIG. 2 is a sectional view showing the lower roll and the driving means, FIG. 3 is a side view of the vicinity of the upper roll, and FIG. 4 is a perspective view of the lower roll. DESCRIPTION OF SYMBOLS 1...Sewing machine body, 2...Wheel, 3...Workpiece, 4...Shaft, 5...Needle, 6...Presser foot, 7...
Transfer tool, 8... Clipping roll, 9... Drive means, 10
...Sewing table, 11...Coil spring, 12...
・Vertical axis, 13...L cedar bark. Pillar, 14...Cam lever, 15...Cam surface, 16...
・One side clutch, 17...Arm, 18...Conrod, 19...Rocker arm, 20...Crankshaft, 21...Main connecting rod, 22...Adjustment screw, 2
3... Nut, 24... Cylindrical portion, 25... Curved arm, 26... Slit, 27... Feeding surface.

Claims

[Scope of utility model registration request]

(1) Running wheels are attached to the bottom of the sewing machine,
In a mobile sewing machine configured to sew the edge of a workpiece while moving along the edge of the workpiece using the wheels, a transfer means for pinching and transporting the workpiece. a clamping roll disposed in front of the sewing machine that pinches and transfers the workpiece at the top and bottom; and a driving means for the clamping roll that rotates the clamping roll at a constant rotation angle in the direction of transport of the workpiece. The clamping roll is located under the sewing table of the sewing machine main body, and includes a lower roll whose upper part protrudes from the upper surface of the sewing table and is supported, and a lower roll which is disposed above the lower roll and is elastically supported. The drive means for the nipping roll rotates either the upper roll or the lower roll, or both, at a constant rotation angle in accordance with the movement of the material to be sewn by the transport means. A mobile sewing machine characterized in that the sewing machine body is moved along the workpiece without transporting the workpiece with a clamping roll, thereby sewing an edge of the workpiece. .

(2) A driving means is connected to the lower roll, and this driving means includes a one-way clutch built into the lower roll, an arm fixed to the shaft of the lower roll to which the one-way clutch is attached, and one end attached to the arm. is rotatably connected to the connecting rod, and the reta rocker arm is rotatably connected to the other end of this connecting rod, and is itself supported on the frame of the main body so as to be rotatable through the required angle, and the arm of this rocker arm is rotatably connected to the connecting rod. A main connecting rod which is rotatably connected at one end and rotatably connected at the other end to a crank pin of a drive shaft rotated by a motor of the sewing machine body. Mobile sewing machine.

(3) The mobile sewing machine according to claim (1), wherein the handle is fixed to the upper part of the sewing machine body.