Eccentric Shaft
Your Professional Eccentric Shaft Manufacturers
Shenzhen Sanhexing Shaft Manufacturing Co., Ltd. was established on May 26, 2010, located in the Wan Feng Technology Park, Shajing, Bao'an District, Shenzhen. is a private enterprise specializing in the customized production of various precision mechanical hardware parts and non-standard precision shafts. Specializing in the production of stainless steel motor shafts, stepped shafts, knurled shafts, screw shafts, worm shafts, gear shafts, spindles, and high-precision shaft products.
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Stainless Steel Eccentric ShaftPrecision pin shafts are vital mechanical components, typically cylindrical or other specialAdd to Inquiry -
Precision Eccentric ShaftPrecision Eccentric Shaft used to generate non-symmetrical or irregular motion in variousAdd to Inquiry
Why Choose Us
Our factory
Our factory covers an area of 1,600 square meters, We are a private enterprise specializing in the custom production of various precision mechanical hardware components and non-standard precision shafts, employing over 50 staff members, including 15 technical design and management personnel and 8 quality control staff, with strong capabilities in design development and quality management.
Wide range of product applications
Applied in automobiles, drones, electrical equipment, industrial robots, electronic appliances, motors, toys and other industries.
Rich experience
The company has more than 10 years of experience in this field. Has a long-standing reputation in the industry, which makes it stand out from its competitors.
Quick response
We promise to respond to your inquiries within 24 hours to ensure that you receive the information and support you need in a timely manner.
Non-Symmetrical Motion
The design of eccentric shafts allows for the generation of non-symmetrical motion, making them ideal for systems that require periodic, controllable irregular movement. For example, they can produce vibration, deflection, or reciprocating motion, which is crucial for applications such as pumps, compressors, and engines.
High Precision Manufacturing
Typically require strict control over dimensions, tolerances, and surface finish during manufacturing. The eccentricity (the distance between the axis center and the rotation center) must be very precise; otherwise, it may lead to instability, vibrations, or premature wear in the system.
High Load Capacity
Generally made from high-strength materials, such as high-strength steel, stainless steel, or alloy steel, to ensure they can handle heavy loads and operate efficiently over long periods. Even under high-load conditions, maintain stable performance.
Wear Resistance
Since eccentric shafts are often used to endure repetitive motion and high-load conditions, their surfaces are typically treated with precision surface treatments, such as hardening, coating, or plating, to improve wear resistance and extend service life. Precision machining ensures smooth surfaces, reducing friction and wear.
Fatigue Resistance
Subject to cyclic loading during operation. The careful selection of materials and manufacturing processes enhances their fatigue resistance, preventing fatigue cracks or deformation over long-term operation, ensuring stable and reliable performance.
Vibration Control
Can generate vibrations or shocks. Therefore, their design and manufacturing processes must reduce or control these vibrations. Dynamic balancing tests and precise manufacturing techniques ensure smooth and stable operation during rotation.
Scenarios of the Eccentric Shaft
In a walking machine
The walking beam's vertical movement is caused by the crankshaft's circular movement. An eccentric shaft walking machine is an affordable way to achieve linear reciprocating movement.
In piston pumps
The eccentric crankshaft rotates the pump's shaft. This action causes the piston to move in a circular motion. The circular motion leads to fluid extraction from the pump.
In rockers
The crankshaft rotates and tilts the rocker arm. This movement allows the rocker arm to open the valve. Eccentric shafts can be used in applications that require valves to frequently open and close.
In shakers
The crankshaft is mounted on a plate. The plate forms a horizontal axis. The plate is then mounted on a frame. The frame forms a vertical axis. The eccentric plate excites the shaker to move violently.
In a valve mechanism
Some engines use the eccentric shaft to drive the valves. These valves follow the valve lift profile directly driven by the eccentric. The valve lift profile can vary in linear, triangular, or exponential shapes. Eccentric shafts have valves easily with the valve timing synchronized with the engine's combustion cycle.
In automobiles
The eccentric valve represents the commonly used valve model in many vehicles. Valves managed by these shafts easily match CNC and IDM engine models.
Heavy-duty eccentric shafts
Typically made from strong steel for maximum abnormal load-bearing capacity and stability therefore, they can support heavy loads but are heavier themselves, which may affect overall machine speed and efficiency. Usually installed in machines requiring higher use intensity, such as those in mines or large farms.
Eccentric disk shaft
Generally made of medium-strength alloy steel, which has a decent load-bearing capacity. Since it is lighter than a heavy-duty eccentric shaft, it can improve machine speed and efficiency, whilst still providing sufficient force transmission. Usually installed in simple, un-complex machines that do not require high use intensity.
Forged eccentric shafts
Usually forged from high-strength steel, which has a superior load-bearing capacity and durability. Its longer service life greatly reduces the maintenance and replacement costs of the machine, whilst the excellent stability and strength can easily adapt the ethereal's performance to the changing needs of the area of use. These can be installed in machines of all kinds, be they highly, moderately, or low-intensity use.
Product Description
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Material for product |
Brass, steel, Iron, SS, Aluminum |
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Standard |
ASTM, ASME, DIN, JIS, ISO, BS, API, EN |
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Dimension |
We can design and produce products according to customer needs and related drawings |
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Processing |
Forging + blasting + Machining |
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Finishing surface |
Machined surface with antirust agent, blasting and Paint systems (Hempel, Inter, Sigma), anodize, polishing |
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Marking |
As per clients` requirements |
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Inspection |
Construction, dimension, heat treatment, hardness |
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Delivery |
Express for sample, ocean shipping/air for mass production |
Lead Time
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Quantity (units) |
1 - 100 |
101 - 500 |
501 - 1000 |
> 1000 |
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Lead time (days) |
7 |
10 |
14 |
To be negotiated |
Packaging & Shipping
FAQ
As one of the most professional eccentric shaft manufacturers and suppliers in China, we're featured by quality products and low price. Be free to buy customized eccentric shaft made in China here from our factory. Contact us for quotation and free sample.
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