一种缝纫机牙叉切割工装

By designing a sewing machine tooth fork cutting fixture, and adopting a combination structure of frame plate, positioning block, pressure plate and support block, the problems of cutting error and low efficiency of tooth fork in the existing technology are solved, and the precise cutting of the notches on both sides of the tooth fork is realized and the production efficiency is improved.

CN224508564UActive Publication Date: 2026-07-17

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Filing Date
2025-08-13
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The existing sewing machine cutting tooling requires multiple positioning and adjustments, resulting in processing errors and low production efficiency.

Method used

A cutting fixture for sewing machine teeth was designed, which adopts a combination structure of frame plate, positioning block, pressure plate and support block to realize simultaneous positioning and fixation of both sides of the teeth. The clearance groove and limit post ensure smooth cutting process.

Benefits of technology

It achieves precise cutting of the notches on both sides of the toothed fork, reduces operation steps, and improves production efficiency and processing accuracy.

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Abstract

本实用新型提供一种缝纫机牙叉切割工装,包括底座,所述底座的上方水平地设置有用于架设牙叉的架板,所述架板上设置有后定位块,所述后定位块的左端安装有侧定位块,所述架板上端的中间螺接有螺件,所述螺件上水平地设置有位于所述架板上方且用于压紧所述牙叉的压板。本实用新型的优点在于:将牙叉平放到架板并定位好,旋拧螺件使压板下降以压紧牙叉,以便两侧的切割轮将牙叉的两侧同时切出缺口。
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Claims

1. A sewing machine fork cutting tool, characterized by: The device includes a base, on which a frame plate for mounting a toothed fork is horizontally arranged. A rear positioning block is provided on the frame plate, and a side positioning block is installed at the left end of the rear positioning block. A screw is screwed into the middle of the upper part of the frame plate, and a pressure plate is horizontally arranged on the screw above the frame plate for pressing the toothed fork.

2. The sewing machine fork cutting tool of claim 1, wherein: The base is vertically provided with two support blocks distributed front and back, and the frame plate is horizontally provided on the two support blocks.

3. The needle clamp cutting tool of claim 1 wherein: The screw is composed of a bolt and a retaining ring, and the pressure plate is sleeved on the outside of the bolt and supported by the retaining ring.

4. The needle clamp cutting tool of claim 1 wherein: The frame plate has a first lower clearance groove and a second lower clearance groove on both sides, and a positioning groove on the upper end of the frame plate.

5. The needle clamp cutting tool of claim 4 wherein: The pressure plate is provided with a first upper clearance groove corresponding to the first lower clearance groove and a second upper clearance groove corresponding to the second lower clearance groove.

6. The needle clamp cutting tool of claim 1 wherein: The frame plate is vertically provided with limiting posts that pass through the pressure plate.