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.
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
The existing sewing machine cutting tooling requires multiple positioning and adjustments, resulting in processing errors and low production efficiency.
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.
It achieves precise cutting of the notches on both sides of the toothed fork, reduces operation steps, and improves production efficiency and processing accuracy.
Smart Images

Figure CN224508564U_ABST
Abstract
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.