Dongguan Ganyuan Hardware Technology Co., Ltd. specializes in high-precision CNC transmission component machining. Brass rotary shafts are core supporting products for automated equipment. Serving manufacturers of automated testing equipment, precision transmission modules, instrument gearboxes, and small gearboxes, we rely on a complete production line of CNC lathes, four-axis/five-axis machining centers, and milling-turning composite machines, coupled with an ISO9001 quality management system. We undertake custom manufacturing based on drawings and samples, balancing small-batch prototyping with stable large-scale mass production.
II. Complete CNC Equipment, Creating High-Precision Helical Shaft Machining Capabilities
Brass rotary shafts possess complex helical surfaces, staggered holes, and multi-level steps. The precision of the surface contour directly determines the gear meshing accuracy and transmission smoothness. Our factory has established a complete CNC machining system:
In the early stages of production, 3D programming simulation and toolpath planning are completed. Multiple processes, including turning, milling spiral grooves, drilling, and tapping, are completed in a single setup, achieving a machining accuracy of ±0.005mm and increasing production efficiency by 30% compared to traditional processes.
Multi-axis linkage machine tools can integrally form complex helical surfaces, eliminating coaxiality deviations caused by multiple setups. This perfectly solves the machining difficulties of brass materials, which are prone to deformation and have difficult-to-form curved surfaces, ensuring uniformity in tooth profile, pitch, and shaft diameter height for each rotary axis.
III. Core Advantages and Manufacturing Process of Brass Rotary Shafts
1. Material Selection and Entire Process
High-quality brass and tin bronze base materials are selected, and the shaft is formed through five standardized processes:
* CNC Blanking: Fixed-length cutting of bar stock ensures material consistency;
* Precision Turning of Steps: Precision machining of multi-stage shaft diameters, shaft ends, and mounting faces, strictly controlling circular runout;
* Five-Axis Milling of Helical Grooves: One-piece milling of continuous helical surfaces, with uniform pitch and smooth surfaces;
* Drilling and Precision Machining: Machining of positioning holes and pin holes, removing burrs;
* Surface Polishing: Improving smoothness and reducing transmission friction.
2. Four Core Highlights of the Product
Precision Transmission, Stable Operation
High precision helical teeth mesh tightly with gears, resulting in uniform transmission clearance. High-speed operation is smooth and without jamming or jumping, ensuring continuous and precise operation of automated equipment.
Self-Lubricating, Low Noise, and Wear-Resistant：Brass has excellent self-lubricating properties, making it less prone to wear during long-term reciprocating transmission, resulting in lower operating noise and significantly extending the service life of gearboxes and transmission modules.
Rust-resistant and deformation-resistant: Made of bronze, it is oxidation-resistant and corrosion-resistant, and does not easily rust in humid conditions. Its good toughness makes it resistant to bending and deformation, maintaining dimensional accuracy over a long period.
Non-standard and flexible adaptation: The helical lead, shaft length, stepped structure, and hole layout can be freely modified to perfectly adapt to various small precision gearboxes and testing equipment.
IV. End-to-end quality inspection, strictly controlling the quality of precision transmission components:
The company has passed GB/T19001-2016 (ISO9001:2015) quality management system certification and established a closed-loop quality control process:
Raw materials undergo material testing first; during turning and milling processes, each batch undergoes random sampling inspection of pitch and coaxiality; finished products are comprehensively inspected using a coordinate measuring machine and roundness tester, eliminating workpieces with tooth profile deviations, shaft diameter out-of-tolerance, and surface scratches, strictly meeting the high standards required for precision transmission in automated equipment.
V. Shockproof and Cushioning Packaging for Safe Logistics and Transportation
Precision helical curved surfaces are highly susceptible to impacts and scratches. Each brass rotating shaft is equipped with custom-made pearl cotton for protection, and then packed into a thickened cardboard box. For long shafts and large-volume export orders, custom solid wood crates can be provided, supporting domestic land transportation and ocean shipping, ensuring shockproof and pressure-resistant protection throughout the entire process, preventing damage to the gear surface during transportation.
VI. Non-standard Customization Services, Deeply Developed in the Precision Transmission Components Market
Ganyuan Hardware can customize brass rotary shaft , stepped brass shafts, and multi-hole transmission brass shafts, with H59 brass and H62 brass available as materials. We continuously optimize our five-axis linkage milling process, strictly controlling micron-level dimensional tolerances, providing wear-resistant, low-noise, and high-precision brass rotating shaft components for automated testing equipment, precision instruments, and small gearbox manufacturers.
FAQ
Q1: Where can I get product & price information?
A1: Send us an inquiry e-mail, we will contact you once we received your mail.
Q2: How long will I get the sample?
A2: Depends on your specific items, within 3-7 days generally.
Q3: What kinds of information do you need for a quote?
A3: Kindly please provide the product drawings in PDF, if provide in STEP or IGS will be better.
Q4: What are the payment terms?
A4: We accept 50% as a payment deposit, when the goods are prepared, we shoot photos or videos for your check, and then you can pay the balance. For small quantities, we accept Paypal, the commission will be added to the order. For big amounts, T/T is preferred.
Q5: How to deliver the goods?
A5: We deliver the products by courier company.
Q6: Are you a trading company or factory?
A6: We are factory direct with 17 experienced engineers and more than 50 employees as well approximate 3,000m2 workshop area.
Q7: What shall we do if we don't have drawings?
A7: Please send your sample to our factory, then we can copy and provide you better solutions. If send us pictures or drafts with dimensions(Length, Height, Width), CAD or 3D file will be made for you.
Q8: Can we get some samples before mass production?
A8: Absolutely yes.
Q9: Will my drawings be safe after sending them to you?
A9: Yes, we will keep them well and won't release them to the third party without your permission.
Q10: Is it possible to know the operation status of my products without visiting your company?
A10: We will offer a detailed production schedule and send weekly reports with digital pictures and videos which show the machining progress.
Q11: If you make poor quality goods, will you refund?
A11: In fact, we won't take risks to produce poor-quality products. Meanwhile, we manufacture good quality products till you are satisfied
