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{"title":"High Post Sewing Machine 8B Gear with Gleason Teeth Profile Smooth Transmission","imgUrl":"https:\/\/img.chinax.com\/nimg\/98\/32\/f05a65487e0c3b8a033de993a103-200x200-1\/high_post_sewing_machine_8b_gear_with_gleason_teeth_profile_smooth_transmission_and_low_noise.jpg","attrs":{"Brand Name":"DINGSCO","Model Number":"According to customers' requests","Certification":"ISO 9001","Place of Origin":"Changsha, China"}}
{"title":"Staggered Axial Oblique Gear For Sewing M\/C","imgUrl":"https:\/\/img.chinax.com\/nimg\/84\/58\/65de04415d033cf649b35010f481-200x200-1\/staggered_axial_oblique_gear_for_sewing_m_2fc.jpg","attrs":{"Brand Name":"SJ, DH","Certification":"ISO 9001","Place of Origin":"Changsha, China","Minimum Order Quantity":"Negotiable"}}
{"title":"341 Sewing M\/C Spiral Bevel Gear Set For 341 Cylindrical Lockstitch Sewing","imgUrl":"https:\/\/img.chinax.com\/nimg\/cc\/41\/dd2561a6f0ee6c8224cf92dc6fac-200x200-1\/341_sewing_m_2fc_spiral_bevel_gear_set_for_341_cylindrical_lockstitch_sewing_machine.jpg","attrs":{"Brand Name":"SJ, DH","Certification":"ISO 9001","Place of Origin":"Changsha, China","Minimum Order Quantity":"Negotiable"}}
341 Cylinder-Bed Sewing Machine Gear is a precision transmission component designed for industrial cylinder-bed sewing machines. Manufactured from high-quality alloy steel with precision gear machining and heat treatment, it offers high strength, excellent wear resistance, low noise, and long service life, ensuring stable operation under high-speed and heavy material sewing conditions.
Product Features
Precision tooth machining ensures smooth engagement and accurate operation.
Alloy steel materials and heat treatment enhance tooth hardness and durability.
Optimized tooth profile reduces vibration and operating noise.
Provides excellent impact resistance and fatigue strength for continuous operation.
Technical Parameter Table
Type
Spur / Spiral Bevel Gear
Module
0.5–4.0(Customizable)
Teeth Number
Customizable
Material
20CrMnTi / 40Cr / 45 Steel
Manufacturing Process
CNC Machining
Heat Treatment
Carburizing & Quenching / Tempering
Surface Hardness
HRC 58–62
Accuracy Grade
ISO Grade 6-8
Pressure Angle
20°
Operating Temperature
-20°C ~ +120°C
Service Life
More than 20,000 Working Hours
Main Applications
Used in 341 cylinder-bed sewing machines and industrial sewing machine transmission systems.
Applied in sewing leather shoes, bags, wallets, and other leather goods.
Suitable for luggage, backpack, and heavy-duty material sewing applications.
Used for canvas, automotive upholstery, furniture upholstery, and other heavy fabric applications.
Product Advantages
Made from premium alloy steel with heat treatment for improved hardness and longer service life.
Precision machining ensures smooth engagement with reduced vibration and noise.
Excellent fatigue resistance for continuous industrial operation.
Precise dimensional and tooth profile control ensures stable equipment performance.
Production Process
Premium alloy steel is selected and tested for chemical composition and material properties.
Gear blanks are produced through forging, turning, and rough machining processes.
Precision hobbing, shaping, and grinding processes are used to produce accurate tooth profiles.
Carburizing, quenching, and tempering improve tooth hardness and wear resistance.
Final grinding, dimensional inspection, and performance testing ensure product reliability.
Cautions
Maintain proper lubrication to reduce wear and extend service life.
Operate within the machine’s rated capacity to prevent gear damage.
Check backlash, positioning, and meshing accuracy to avoid abnormal noise and wear.
Replace the gear promptly if wear, cracks, or abnormal operation are detected.
Ensure the gear model, tooth number, module, and rotation direction match the original equipment.
Why Choose us?
7-axis CNC Grinding: We adopt high-precision 7-axis CNC grinding machines, holding tolerances as tight as ±5μm, ensuring gears run quietly, smoothly and with outstanding durability.
Strong technical expertise: Our core R&D team includes doctoral and master’s professionals specializing in spiral bevel gear technology, providing strong technical support for complex projects.
Rigorous testing & high precision: All gears undergo 100% inspection with Gleason metrology systems. We can achieve DIN 6 grade accuracy with strict control over tooth profile and direction errors, keeping our quality at the industry-leading level.
High transmission efficiency: Our gear designs support a single-stage reduction ratio of up to 300:1, with actual transmission efficiency reaching over 95%, greatly improving energy utilization.
Excellent durability & cost efficiency: Our gears deliver 40% lower lifecycle cost and a failure rate below 0.5%, ensuring stable long-term operation and reduced maintenance costs.
Fast response & short lead time: Supported by our digitalized production process, we are able to shorten the delivery cycle to only 20 working days, helping you accelerate project development and launch.
Professional custom design capability: We provide fully customized gear solutions for applications requiring high-reduction, high-speed, heavy-load, low-noise, and special small-tooth profiles, based on your actual working conditions.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1994
Total Annual:
70 million-100 million
Employee Number:
50~60
Ecer Certification：
Verified Supplier
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 Cha... 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 Cha...
