Steel Spiral Gear Core Component for Precise Sewing Transmission in Automatic-Trimming Lockstitch Machine

What are the characteristics of Auto-trimming lockstitch sewing machine gear?

Advantages

Automatic tangent flat seam gears are real game - changers in drivetrains. Let's start with their transmission performance. The instantaneous transmission ratio stays rock - solid, which means the whole working process runs super smoothly. You can count on them for accurate and reliable transmission, and they do a great job of transferring movement and power between any two shafts in space – it's like they're born to handle that.​

What's more, these gears are really versatile when it comes to power and speed. No matter what kind of working conditions you're dealing with, they can step up. And let's not forget about efficiency – their transmission efficiency is top - notch. All in all, they're a fantastic choice that can meet all sorts of different needs out there.

The gears of automatic thread-trimming lockstitch machines are widely used in the garment production industry, especially in mechatronic sewing equipment. For example, the automatic thread-trimming function of computerized lockstitch machines relies on the precise transmission of gears to achieve efficient and accurate sewing operations. Such gears are particularly common in industrial sewing equipment that requires high stability and reliability, and can significantly improve production efficiency and product quality.

Thanks to their advantages such as stable transmission, precision, reliability, and wide applicability, the gears of automatic thread-trimming lockstitch machines have become an indispensable component in modern sewing equipment. Their extensive application in fields like garment production not only enhances the operational efficiency of equipment but also drives technological progress in the sewing industry.

Why choose us?

Since 1994, we've been at the forefront of creating top-quality internal bevel gears and custom gear solutions. With over three decades of industry experience, we proudly adhere to ISO 4-6 standards, ensuring exceptional quality in every product. Our gears are designed for outstanding reliability and long-lasting performance. We're confident that our premium, custom solutions will exceed your expectations.

Our team includes seasoned experts, such as a doctoral graduate, a respected member of the China Gear Standardization Technical Committee, and a postgraduate researcher specializing in bevel gear technology. Their extensive knowledge drives our technical innovation and commitment to meeting industry standards.

In terms of production, our facility is equipped with state-of-the-art CNC seven-axis, five-linkage spiral bevel gear grinding and milling machines, along with a full range of advanced manufacturing and testing equipment. Every step of the process is closely monitored to ensure our products meet the highest standards of quality and efficiency.

Our company was formerly known as Changsha Double Star Gear Industrial Co., Ltd, which was established in 1994. It is a directly affiliated university-run enterprise founded by Central South University Professor Zeng Tao, the leading expert on spiral bevel gears in China. It was later renamed as Changsha Senjie Gear Co., Ltd (abbreviated as "CSG") in 2016. CSG is a production R&D base specializing in professional design, reserch, manufacture and sales of high-quality small module spiral bevel gears and high reduction hypoid gears and cylindrical gears. In 2023, Hunan Dinghan New Material Technology Co., Ltd. was established as a specialized international export business department. CSG has strong scientific research and development capabilities and is also equipped a full set of advanced equipment including seven-axis five-linkage CNC spiral bevel gear grinding machines and gear milling machines. By making the best use of the scientific and technological achievements and equipment of the Gear Research Institute of Central South University, machanical processing, heat treatment and testing. We have developed high-quality products featuring high reduction, high speed, heavy load, low noise and less teeth for users.

With the quality policy of "scientific and technological innovation, quality first, being first-class firm and customer‘s satisfaction", we have won the trust of well-known domestic and abroad enterprises with stable and excellent quality. It is committed to be a pioneer of the industry of China's small-module spiral bevel gears, and is dedicated to providing service for any related industry requiring industrial robots, CNC turning and milling compound power tool turrets, industrial sewing machines, reducers, bicycles, power tools and aeromodelling. We sincerely look forward to your cooperation!