Product Name: Industrial Precision Spliced Gear Ring / Spliced Ring Gear
Core Introduction
Our spliced gear ring is a customized large-diameter transmission part designed to solve the limitations of integral gear rings, such as difficult integral casting, inconvenient long-distance transportation, high installation difficulty and high mold cost. Adopting professional segmented splicing technology, it realizes high-precision assembly of split structures, effectively overcoming the size restrictions of traditional integral gear rings, and is the preferred core component for large rotary automation equipment, heavy machinery and precision transmission systems.
All products adopt strict material selection and precision machining process, with uniform tooth profile, stable zero-backlash transmission, low operation noise and strong load-bearing capacity. The splicing interface is precisely calibrated to ensure overall roundness and assembly accuracy, no jamming during long-term operation, stable positioning and excellent durability.
Key Product Advantages
✅ Break Size Limitations: Support ultra-large diameter customization, no restriction of integral forging and casting, perfectly solve the problem that super-large gear rings cannot be transported and installed integrally.
✅ High Precision & Zero Backlash: Precision tooth processing and seamless splicing calibration, multiple tooth surface contact during operation, eliminate transmission gap, ensure accurate positioning and repeat operation precision.
✅ Stable & Durable: High-strength alloy steel material, overall heat treatment, high hardness, wear resistance and impact resistance, effectively reduce later maintenance cost and extend service life.
✅ Cost-Effective & Flexible: Segmented production reduces production and transportation costs compared with integral large gear rings; support non-standard customization of size, modulus and hardness to meet diverse equipment needs.
✅ Easy Installation & Maintenance: Split structure, lightweight single piece, convenient on-site assembly, disassembly and replacement, greatly saving construction and maintenance time.
Application Scenarios
Widely used in semiconductor automation equipment, aerospace precision machinery, medical pharmaceutical equipment, new energy lithium battery production lines, heavy engineering machinery, rotary processing equipment, intelligent logistics transmission and other high-precision and heavy-load industrial fields.
Factory Strength & Service
We are a professional manufacturer focusing on precision transmission parts, with complete production equipment and mature splicing process technology. We provide one-stop services including drawing design, sample customization, batch production and global after-sales support. All products comply with international industrial standards, support third-party testing, and provide reliable OEM/ODM customized solutions for global industrial customers.
Products reference:
| Material |
4340,20CrMnMo,34CrNiMo7-6,18CrNiMo7-6 |
| Forging equipment |
5000MM numerical control ring rolling machine |
| Application |
Engineering machinery transmission gear ring,annular and outer gear ring coordinate to transfer main engineer
|
| Melting process |
EF+LF+VD |
| Production process |
Forging+heat treatment+rough machinning+QT+hobbing+gear grinding+finish machining
|
| Forging ratio |
≥3.5
|
| Applicable standard |
ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
| Executive standard |
JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
| Certification authority |
ISO,BV,SGS, IST, UL,CTI |
| Delivery terms |
Rough machining(N+T);finish machining(Q+T),nitriding quenching
|
|
Test equipment
|
Spectrograph,UT device,tensile and compact test machine,metalloscope,outside micrometer,bore dial indicator,trilinear coordinatre measuring machine,hardness test machine
|
| Service |
Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality. |
Custom properties
| Material elements |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Mo |
Others |
| 20CrMnMo |
0.17-0.23 |
0.17-0.37 |
0.90-1.20 |
0.035 |
0.035 |
1.10-1.40 |
0.30 |
0.20-0.30 |
0.17-0.23 |
| 34CrNiMo6 |
0.30-0.38 |
≤0.040 |
0.50-0.80 |
≤0.035 |
≤0.035 |
1.30-1.70 |
1.30-1.70 |
0.15-0.30 |
|
| 18CrNiMo7-6 |
0.15-0.21 |
0.17-0.35 |
0.50-0.90 |
≤0.025 |
≤0.025 |
1.50-1.80 |
1.40-1.70 |
0.25-0.35 |
|
| 4340 |
0.38-0.43 |
0.15-0.35 |
0.60-0.80 |
≤0.035 |
≤0.040 |
0.70-0.90 |
1.65-2.00 |
0.20-0.30 |
- |
|
Mechanical property
|
Dia.(mm)
|
TS/Rm(Mpa)
|
YS/Rp0.2(Mpa)
|
EL/A5(%)
|
RA/Z(%)
|
Type Of notch
|
Impact energy
|
HBW
|
| 20CrMnMo |
Ø15 |
≥1180 |
≥885 |
≥10 |
≥45 |
V |
≥55 |
≤217HBS |
| 34CrNiMo6 |
Ø15 |
750-900 |
450-600 |
≥13 |
≥55 |
V |
-40℃≥20 |
≤269HBS |
| 18CrNiMo7-6 |
Ø15 |
≥980 |
≥785 |
≥9 |
≥40 |
V |
≥47 |
≤269HBS |
| 4340 |
Ø15 |
≥980 |
≥835 |
≥12 |
≥55 |
V |
≥78 |
≤179HBS |
Process procedure:
Forging process flow quality control:
- Raw material steel ingot into warehouse(test the chemical content)
- Cutting→ Heating(Furnace temperture test)
- Heat treatment after forging(Furnace temperture test) Discharge the furnace(blank inspection)
- Machining→ Inspection(UT,MT,Visal diamention, hardness)
- QT→ Inspection(UT, mechanical properties, hardness, grain size)
- Finish machining→ Inspection (dimension)
- Packing and Marking(steel stamp, mark)→ Storage Shipment
Commerce clause
| Max weight |
30T |
| MOQ |
1PC |
| Delivery time |
30-50Days |
| Package |
Plywood case,wooden pallet,steel frame |
| Delivery term |
FOB;CIF;CFR；DDU； |
| Payment term |
T/T,LC |
| Type of shipping |
By ocean,air
|
Advantage
- High-precision dimensional tolerance;
- Excellent mechanical properties;
- Produce different dimension based on customer’s requirements;
- Advanced manufacture equipments and inspection devices;
- Excellent technical personality;
- Control the production procedure strictly;
- Pay attention on the package protection;
- Quality full service.
1. High Precision Spliced Gear Ring, Zero Backlash, Large Diameter Customizable, Stable Transmission for Industrial Automation.
2. No Size Limit, No Integral Casting Trouble. Spliced Gear Ring Solves Large-Size Gear Installation & Transportation Problems.
3. Durable Spliced Gear Ring, Strict Tolerance Control, Low Noise & High Load, Ideal for Rotary Equipment.
4. Professional Industrial Spliced Gear Ring Manufacturer, OEM & ODM Available, Global Fast Delivery.
5. Heavy-Duty Spliced Gear Ring, Wear-Resistant & High Hardness, Long Service Life for Mechanical Transmission.
6. Precision Spliced Ring Gear for Semiconductor, Aerospace, Medical & New Energy Automation Equipment.
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