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Feeding device for cylinder-shaped sewing machine

A feeding device and sewing machine technology, applied in the direction of sewing machine components, sewing equipment, cloth feeding mechanism, etc., can solve the problems of round cloth damage, round cloth being caught between the roller and the endless belt, etc., to prevent tension increase Large, damage-reducing effect

Active Publication Date: 2008-09-17
株式会社飞马
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] But also there is following problem in the feeding device of existing tubular sewing machine, that is, if the diameter of circular cloth is too small, then circular cloth is easily drawn between the rear roller and the endless belt, and the circular cloth damage

Method used

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  • Feeding device for cylinder-shaped sewing machine
  • Feeding device for cylinder-shaped sewing machine
  • Feeding device for cylinder-shaped sewing machine

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0028] Embodiments of the present invention will be described below with reference to the drawings. The cylindrical frame 1 protrudes from the base B of the sewing machine, and the needle plate 3 arranged on the cylindrical frame 1 is under the push member 5 supported on the front end of the arm A of the sewing machine. The needle plate claw 3a of the needle plate 3 is figure 2 Extending in the cloth feeding direction F as shown, the needle 2 disposed at the front end of the sewing machine arm intermittently penetrates around the base of the needle plate claw 3a. Such as image 3 As shown, the needle plate 3 is fixed on the mounting part 7a of the bracket 7 by screws 6 . Such as Figure 4 As shown, the bracket 7 is detachably fixed on the cylindrical frame 1 through the pin 7b and the protruding piece 7c attached to the base end side. The front end of the bracket 7 has a pair of front axle supports 7d, 7d, and the front roller 8 is pivotally supported on the front axle su...

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Abstract

The invention provides a feed apparatus of a cylinder sewing machine for preventing cloth getting into a rear wheel, and reducing damage of an endless belt, which is provided with a needle plate of a needle plate claw installed one a cylinder frame, a rear wheel which is configured along the upper part of the cylinder frame behind the needle plate claw and which is coupled with a front wheel in front of the needle plate claw, an endless belt which is reeled and hang on the front and the rear wheels and which is configured partly on the needle plate, and an intermittent clutch which is connected to one of the front and the rear wheels and which has rotary linkage with a spindle to make the wheel rotate intermittently; cloth on the needle plate is conveyed to cloth feed direction through the endless belt; a guide sheet with a support face is installed at two sides of the endless belt on the rear wheel; part of the support face is pushed from the endless belt of the rear wheel to the cloth feed direction.

Description

technical field [0001] The present invention relates to a feeding device of a cylindrical sewing machine applicable to sewing cuffs and the like of baby clothes. Background technique [0002] As a conventional feeding device for a cylindrical sewing machine, there is known a sewing machine feeding device that feeds cloth with an endless belt disposed on a cylindrical bed (for example, refer to Patent Document 1). The feeding device is provided with: a needle plate arranged on the top of the cylindrical machine base and having needle plate claws, a rear roller disposed along the top of the machine base behind the needle plate claws, and a coil is hung on the rear rollers and a part is arranged on the needle plate claw. Ring belt on the needle plate. [0003] Patent Document 1: Japanese Unexamined Patent Publication No. 2004-222948 (page 5, Figure 1~3 ). Contents of the invention [0004] But also there is following problem in the feeding device of existing tubular sewing...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D05B27/00D05B33/00D05B75/00
Inventor 田岛泰至向井裕亲中城智之
Owner 株式会社飞马
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