Designing & Manufacturing Custom Eccentric Shafts for Precision Power Transmission
Donghua specializes in the design and manufacturing of custom eccentric shafts-precision components that convert rotational motion into reciprocating or oscillating motion in industrial machinery. From planar linkage systems to belt transmissions, our eccentric shafts are engineered to exacting tolerances for reliable, long-lasting performance. As a leading global manufacturer since 1991, we deliver custom shaft solutions to your exact specifications.
Eccentric Shaft Technology: Converting Rotation to Linear Motion
An eccentric shaft is a shaft with one or more cylindrical sections that are offset (eccentric) from the main axis of rotation. This design creates a cam-like action that converts rotational motion into reciprocating or oscillating motion. Key applications include:
Planar Linkage Systems: Drives complex mechanical movements
Belt Transmission: Provides tension adjustment and vibration control
Industrial Machinery: Crank mechanisms, presses, and automation equipment
Adjustable Mechanisms: Where precise positioning is required
The eccentric design allows for controlled displacement, making it ideal for applications requiring variable motion or precise alignment.
Showcase: Custom Eccentric Shaft (F-T-1)
| Specification | F-T-1 Example | Custom Options |
|---|---|---|
| Product Name | Custom-Made Eccentric Shaft F-T-1 | Any custom design per drawing |
| Material | C45 Steel | Stainless steel, alloy steel, custom materials |
| Length | 801 mm | Custom lengths to specification |
| Journal Diameter Tolerance | IT6 to IT9 | Precision tolerances per drawing |
| Journal Surface Roughness | 0.63–0.16 μm | Custom surface finish requirements |
| Axis Shape | Straight Shaft | Stepped shaft, tapered, custom profiles |
| External Shape | Round | Custom cross-sections |
| Host Type | Drive Shaft | Driven shaft, idler shaft, custom |
| Flexibility | Stiffness/Rigid Axle | As required by application |
Our Custom Eccentric Shaft Capabilities
| Capability | Details |
|---|---|
| Materials | C45 steel, stainless steel, alloy steel, custom materials |
| Standards | ISO, ANSI, DIN, JIS, KANA, GB, OEM per customer drawings |
| Tolerances | IT6 to IT9 journal diameter accuracy |
| Surface Finish | 0.63–0.16 μm Ra surface roughness |
| Shaft Types | Straight shaft, stepped shaft, tapered shaft, custom profiles |
| Applications | Planar linkage systems, belt transmission, industrial machinery |
| Customization | OEM manufacturing per drawings or samples |
| Quality Control | Professional QC team, complete inspection equipment |
| Certifications | ISO9001, ISO14001, TS16949 |
| Lead Time | 45 days standard (30 days low season, 65 days peak season) |
| Payment Terms | T/T (30% deposit, 70% against document), Western Union, L/C at sight |
| Packaging | Carton, wooden case, pallet |
| Production Capacity | 3000 PCS/month |
Product name：Custom-Made Eccentric Shaft
Product number：F-T-1
Host: Drive Shaft
Just flexible: Stiffness/Rigid Axle
Journal diameter size accuracy：it6-it9
External shape: Round
Journal surface roughness: 0.63-0.16
Axis shape: Straight Shaft
Shape of shaft:stepped Shaft
Material：C45
Transport package: Carton, Wooden Case, Pallet
Specification：ISO ANIS DIN JIS KANA GB OEM
Trademark：DONGHUA
Length：801mm
Minimum order quantity：50M
Port：shanghai
Production：3000PCS/Month
Customs code：84839000
PRODUCT DESCRIPITION:
Custom-made Eccentric Shaft F-T-1
1)Custom-made shaft
2)Shaft used in Planar linkage triangle belt transmission
3)Shaft material: C45
4)Length: 801mm
What terms of payment you usually use?
T/T 30% deposit and 70% against document, Western Union, L/C at sight
What is your lead time for your goods?
Normally 45 days after confirmed order. 30 days could be available in low season for some items (during May to July), and 65 days during new year and hot season ( Jan to March).
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