What are the key components of precision shafting. How do shaft accessories enhance performance. Which materials are commonly used in shaft manufacturing. What are the applications of custom precision shafting. How do Shaftloc and Fairloc systems improve shaft functionality.
Understanding Precision Shafting and Its Importance
Precision shafting is a critical component in various mechanical systems, providing the foundation for rotational motion and power transmission. These engineered components are manufactured to exacting standards, ensuring optimal performance in applications ranging from industrial machinery to delicate scientific instruments.
High-quality precision shafting offers several benefits:
- Enhanced accuracy and repeatability in mechanical systems
- Reduced vibration and noise
- Improved efficiency in power transmission
- Extended lifespan of connected components
- Greater overall system reliability
Manufacturers like SDP/SI and QBC specialize in producing precision shafting with tight tolerances, often achieving measurements as precise as +/- 0.0001 inches. This level of accuracy is crucial for applications where even the slightest deviation can lead to significant performance issues.
Materials and Specifications for Precision Shafts
The choice of material for precision shafting depends on the specific requirements of the application. Common materials include:
- Stainless steel (303, 416, 420)
- Carbon steel (AISI C 1060, AISI 1215)
- Aluminum (6061-T6)
- Tool steel (AISI 1045)
- Chrome vanadium alloy
- Titanium (for specialized applications)
Each material offers unique properties that make it suitable for different environments and use cases. For instance, stainless steel shafts are preferred in corrosive environments, while hardened steel shafts are ideal for high-load applications.
Key specifications for precision shafting include:
- Diameter: Ranging from 1/32″ to 1-1/2″ or larger
- Tolerance: As tight as +/- 0.0001″
- Straightness: Up to 0.0003″ per inch
- Length: Available up to 12 feet or more
- Surface finish: Often ground and polished for smooth operation
Custom Precision Shafting: Tailoring to Specific Needs
While stock shafts are suitable for many applications, custom precision shafting offers unique advantages for specialized requirements. Custom shafts can be modified to include:
- Journal ends for bearing surfaces
- Through holes for additional components
- Threaded ends for secure attachments
- Chamfered ends for easier assembly
- Flats for improved torque transmission
These modifications allow engineers to optimize shaft design for specific applications, improving overall system performance and efficiency.
Is custom precision shafting cost-effective?
While custom shafting may have a higher initial cost, it can often lead to long-term savings through improved performance, reduced maintenance, and extended system lifespan. By tailoring the shaft to exact specifications, engineers can avoid compromises that might arise from using off-the-shelf components.
Shaft Accessories: Enhancing Functionality and Performance
Shaft accessories play a crucial role in optimizing the performance and versatility of precision shafting. These components facilitate secure connections, precise adjustments, and efficient power transmission. Some essential shaft accessories include:
Shaftloc速 Systems
Shaftloc速 is an innovative shaft locking system that eliminates the need for traditional keyways and set screws. This design offers several advantages:
- Simplified assembly and disassembly
- Reduced stress concentration on the shaft
- Improved torque transmission
- Ability to adjust component position along the shaft
Fairloc速 Shaft Collars
Fairloc速 shaft collars provide superior holding strength compared to conventional set screw collars. Key features include:
- Concentric clamping force distribution
- Minimal shaft marring
- Easy repositioning and removal
- Suitable for high-speed applications
Locking Hub Bushings
These components enable high torque transmission without the need for keyways. Benefits include:
- Simplified shaft design
- Reduced stress concentration
- Easy installation and removal
- Ability to accommodate slight shaft misalignments
Specialized Shaft Components for Precision Applications
In addition to standard shafting and accessories, several specialized components cater to specific precision requirements:
Ball Screws and ACME Lead Screws
These components convert rotational motion into linear motion with high precision. They are commonly used in CNC machines, robotics, and other automation applications.
Telescoping Miniature Ball Splines
These components allow for both rotational and linear motion, making them ideal for applications requiring complex movements in compact spaces.
Internal Tolerance Rings
These precision components provide a secure fit between shafts and mating parts, accommodating thermal expansion and reducing assembly stress.
Flex Shaft Systems: Versatility in Power Transmission
Flex shaft systems offer unique advantages in applications requiring power transmission along curved paths or in confined spaces. Key components of flex shaft systems include:
Flexible Shafts
These shafts consist of multiple layers of wound wire, allowing for flexibility while maintaining torsional strength. They are available in various diameters and lengths to suit different applications.
Handpieces
Handpieces connect to the flexible shaft and house the working tool or attachment. They come in various designs optimized for different tasks, such as grinding, polishing, or drilling.
Control Systems
Foot pedals and hand controls allow for precise speed and torque adjustment, enhancing user control and safety.
Maintenance and Care of Precision Shafting and Accessories
Proper maintenance is crucial for ensuring the longevity and performance of precision shafting and related components. Key maintenance practices include:
- Regular cleaning to remove debris and contaminants
- Proper lubrication of moving parts
- Periodic inspection for signs of wear or damage
- Correct alignment and tensioning of shaft systems
- Replacement of worn components as needed
For flex shaft systems, additional maintenance steps may include:
- Applying specialized grease to the flexible shaft
- Inspecting and replacing motor brushes
- Checking and replacing worn handpiece components
How often should precision shafting be inspected?
The frequency of inspection depends on the application and operating conditions. In general, high-speed or high-load applications may require more frequent inspections, possibly as often as weekly or monthly. Less demanding applications might only need quarterly or annual inspections. Always follow manufacturer recommendations and adjust based on observed wear patterns.
Emerging Trends in Precision Shafting Technology
The field of precision shafting continues to evolve, driven by advancements in materials science, manufacturing techniques, and application requirements. Some notable trends include:
Advanced Materials
Researchers are developing new alloys and composite materials that offer improved strength-to-weight ratios, corrosion resistance, and thermal stability. These materials could lead to shafts with enhanced performance characteristics and longer lifespans.
Smart Shaft Systems
Integration of sensors and IoT technology into shaft systems enables real-time monitoring of performance parameters such as temperature, vibration, and torque. This data can be used for predictive maintenance and optimization of system performance.
Additive Manufacturing
3D printing technologies are beginning to impact the production of custom shaft components, allowing for rapid prototyping and the creation of complex geometries that would be difficult or impossible to achieve with traditional manufacturing methods.
Nano-engineered Surfaces
Advanced surface treatments and coatings at the nanoscale are being developed to enhance wear resistance, reduce friction, and improve overall shaft performance in demanding applications.
As these technologies mature, they promise to expand the capabilities and applications of precision shafting, enabling new advancements in various industries from aerospace to medical devices.
Selecting the Right Precision Shafting Solution
Choosing the appropriate precision shafting and accessories for a specific application requires careful consideration of several factors:
- Operating environment (temperature, humidity, exposure to chemicals)
- Load requirements (axial, radial, torsional)
- Speed and acceleration profiles
- Precision and accuracy needs
- Space constraints
- Budget considerations
- Regulatory compliance (e.g., food-safe materials for certain industries)
Consulting with experienced manufacturers or engineers can help in navigating these considerations and selecting the optimal solution for a given application.
What are the key steps in specifying a precision shaft?
The process of specifying a precision shaft typically involves:
- Defining the application requirements and constraints
- Determining the necessary shaft diameter and length
- Selecting the appropriate material based on strength, corrosion resistance, and other factors
- Specifying the required tolerances for diameter, straightness, and roundness
- Identifying any necessary modifications or custom features
- Choosing compatible accessories such as collars, couplings, or bearings
- Considering the manufacturing process (e.g., grinding, polishing, heat treatment)
- Reviewing the final specification with the manufacturer to ensure feasibility and optimize for cost-effectiveness
By following this systematic approach, engineers can ensure that the specified shaft will meet the needs of their application while optimizing performance and cost.
Shafts & Shaft Accessories – Designatronics Inc.
PRODUCT INQUIRY
SDP/SI and QBC manufacturer high quality components, including many types of precision shafting; specializing in the machining of components with tight tolerances that others can’t make.
Our capabilities include Swiss machining, milling, tapping, and drilling in aluminum, steel alloys, stainless steel, and titanium. Custom packaging, labeling and J.I.T. deliveries are available.
Custom mechanical assemblies, using our precision shafting with gears, pulleys, bearings, and couplings from our product lines can be made for your application. For pricing information, go to our Product Inquiry Form.
Follow the links below for complete product specifications, price and availability, technical information and to download 3D CAD Models directly into your design:
» For Shafts and Shaft Accessory Products (Standard and Custom)
» For Shafts and Shaft Related Products
Custom Precision Shafting
Diameter: 1/32″ to 1-1/2″
Tolerance: +/- .
0001″
Straightness: Up to .0003″/Inch
Length: Up to 12 Feet
If your design calls for a modification to a stock shaft – we can do that too.
Journal ends, through holes, threaded ends, chamfered ends, and flats.
Precision Shafting From Stock
Ultra Precision Ground Shafting: 303 Stainless Steel
Hardened Precision Ground Shafting:
Precision Ground Shafting: 303 Stainless Steel, Undersize, Nominal and Oversized Dia.
Solid and Hollow Shafts: Aluminum 6061-T6, Hard Anodized Rc 60
Shafting: AISI 1215 Steel, Inch
Hollow Shafts: AISI 52100 Bearing Steel, Hardened to HRC 58…62
Precision Drill Rods: AISI 1045 Tool Steel, Ground
Drill Rods: Chrome Vanadium Alloy, Ground and Polished
Hardened Shafts and Rail Supports: Steel and Stainless Steel, Hardened
60 CASE™ QUICK™ Shafts: registered trademark of Thomson Industries.
Ball Screws
ACME Lead Screws
Shaft Accessories
Shaftloc®: Eliminates the need for keyways and set screws. View the Shaftloc® Video.
Fairloc® Shaft Collars: Provide more holding strength than set screw collars.
Shaft Collars
Locking Hub Bushings: Transmits high torque without keyways
Shaft Reducers and Extenders
Telescoping Miniature Ball Splines
Bore Reducers
Internal Tolerance Rings
Jewelry Flex Shaft Accessories| Cables Handpieces Flex Shaft Tools
Snap Mandrel for Sanding Discs
$3.95
Foredom C-FCT Foot Control Pedal
$44.50
Foredom C.STC Foot Control
$86.50
Mandrel for Micro-Points
$4.85
Mandrel with Screw for Abrasive Wheels – Small
$1.25
Mandrel with Screw for Abrasive Wheels – Large
$2.
25
Mandrel – Tapered for Spiral with 3/32″ Shank
$2.25
Brushes – Unmounted Wheel – 3/4″ Soft – 1/8″ (12/pkg)
$9.00
Brushes – Unmounted Wheel – 1″ Soft – 1/8″ (12/Pkg)
$11.00
Brushes – Unmounted Wheel – 3/4″ Soft (12/pkg)
$10.00
Brushes – Unmounted Wheel – 3/4″ Medium Hard (12/Pkg)
$7.90
$6.50
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Brushes – Unmounted Wheel – 3/4″ Extra Soft – 1/8″ (12/Pkg)
$8.50
Brushes – Unmounted Wheel – 3/4″ Medium – 1/8″ (12/pkg)
$7.95
Brushes – Unmounted Wheel – 3/4″ Stiff – 1/8″ (12/pkg)
$7.10
Brushes – 1″ Unmounted Wheel Soft (12/Pkg)
$7.25
$6.15
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Brushes – Unmounted Wheel – 1″ Extra Soft (12/Pkg)
$10.25
Brushes – Unmounted Wheel – 1″ Medium – 1/8″ (12/Pkg)
$10.50
Miniature Square Edge Felt Wheels
$1.00
Miniature Finex Muslin Buffs
$8.50
Miniature Satin Finish Buff.
$1.20
End Mounted Brush – Soft (pack of 2)
$1.
00
End Mounted Brush – Stiff – 1/4” (pack of 2)
$1.00
End Mounted Brush – Stiff (pack of 2)
$1.40
End Mounted Brush – Soft (pack of 2)
$1.60
Brass Brush – Wheel Mounted 3/4″
$1.50
Steel Brush – Wheel Mounted 3/4″
$1.45
Chuck Key in Handle
$8.50
Chuck Key #72
$5.25
Drill Set High Speed Twist Sizes 61-80
$10.95
Diamond Coated Twist Drills Pack of 5
$12.75
Micro Twist HS Drill Bits Pack of 10
$8.95
Dentsply Maillefer Twist Drill Bits with 3/32 Shank (6 pack)
$14.75
#20D Foredom Handpiece
Free Shipping
$140.50
Motor and Handpiece Oil (Foredom)
$5.50
Foredom Flexible Shaft Grease
$4.45
Motor Brush – Pair
$9.50
Duplex Spring
$13.65
Foredom Internal Cable for S/CC/R Motors
$12.00
Shaft for Series EE Motors, 39-1/4″ Long, Standard
$12.00
Foredom Sheath for Most Motors, 36-1/4″ Long, Standard
$26.
00
Sheath for Series EE motor
$15.50
Flex Shaft Hanger with C-Clamp
Free Shipping
$34.95
Flex Shaft Hanger Steel – Bench Mounted
Free Shipping
$32.95
Flex Shaft Hanger – Bench Mounted – Double
Free Shipping
$37.65
Foredom Double Motor Hanger with Mounting Clamp
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$98.50
Foredom Double Motor Hanger with Base Mount
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$130.50
Foredom Handpiece #10 Quick Change
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$335.00
Please allow 7-15 business days for product to be shipped
Foredom Handpiece #18 Quick Change
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$222.00
Foredom Quick Change #20 Handpiece
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$110.50
Foredom Handpiece #18D
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$275.50
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Foredom Handpiece with Duplex Spring #15D
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$211.75
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Foredom #30 Handpiece, General Use
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(1)
Foredom Chisel Handpiece w/6pc. Chisel Set
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Foredom Angle Grinder Kit
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Foredom Drill Press for use with h40 Handpiece
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Foredom – Filter Hood
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Drum Concrete Mixer Shaft | Gears and shafts | For concrete mixers | Accessories and Consumables
(499) | 390-17-50 |
(925) | 390-17-50 for mob. |
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