Standard Straight Gear Rack
It is a critical component in CNC machinery, automation systems, robotics, and industrial equipment where motion accuracy, long-term stability, and system repeatability directly affect machine performance.
Product Overview
The Standard Straight Gear Rack is a precision-engineered linear motion transmission component designed to convert rotary motion into stable, accurate, and repeatable linear movement when paired with a matching pinion gear.
It is a critical component in CNC machinery, automation systems, robotics, and industrial equipment where motion accuracy, long-term stability, and system repeatability directly affect machine performance.
As a professional manufacturer and exporter of rack and pinion systems, Ruixin focuses on providing OEM-grade transmission components for industrial machine builders and global distributors.
Engineering Technical Data
|
Parameter |
Specification |
|
Product Type |
Standard Straight Gear Rack |
|
Module Range |
M1 – M12 (Custom available) |
|
Accuracy Grade |
DIN 6 / DIN 7 / DIN 8 |
|
Material |
C45 / 40Cr Alloy Steel / Stainless Steel |
|
Hardness |
HRC 40–55 (Heat Treated) |
|
Length |
500 / 1000 / 2000 mm or Custom |
|
Tooth Type |
Straight Spur Rack |
|
Manufacturing Process |
CNC Hobbing + Heat Treatment + Optional Grinding |
|
Surface Roughness |
Ra 1.6 – 3.2 |
|
Straightness Tolerance |
≤ 0.02 mm / 1000 mm |
|
Pitch Accuracy |
DIN standard controlled |
|
Backlash |
Application-based low backlash design |
Why Industrial Buyers Choose Ruixin
Engineering-Level Precision Control
Unlike general market suppliers, Ruixin applies strict production control for:
Controlled pitch accuracy per production batch
Stable straightness for long rack assembly systems
Consistent tooth profile geometry for smooth meshing
Cumulative Error Control for Long Travel Systems
Our gear racks are engineered for long-axis transmission systems:
Reduced cumulative linear deviation in multi-rack assembly
Optimized alignment compatibility between segments
Suitable for gantry CNC and large-scale automation systems
Batch Consistency & Interchangeability
Standardized production system ensures repeatable dimensions
Racks from different batches remain fully assembly-compatible
Eliminates risk in OEM mass production supply chains
Industrial Manufacturing Capability
CNC gear hobbing production lines
Heat treatment (optional hardened series)
Optional precision grinding for high-end applications
Full in-house quality inspection system
Engineering Support for OEM Projects
Technical drawing review before production
Pinion matching recommendation service
Application-based product selection support
Application Engineering
CNC Machine Systems: CNC gantry milling machines, heavy-duty machining centers, CNC routing tables.
Industrial Automation: Multi-axis linear positioning systems, factory automation lines, pick-and-place robots.
Robotics & Gantries: Heavy palletizing robots, 7th-axis robot transfer units, automated storage/retrieval systems (ASRS).
Special Machinery: High-speed fiber laser cutting systems, packaging machinery, textile production lines.
Material Selection
C45 Carbon Steel (AISI 1045)
Best for standard industrial motion, automated material handling, and structural lifting.
Offers an exceptionally cost-effective solution with excellent machinability for secondary modifications.
40Cr Alloy Steel (AISI 5140)
Engineered for precision CNC routers, laser cutters, and high-velocity automation lines.
Achieves superior core toughness and high surface hardness after induction heat treatment, delivering maximum wear resistance under heavy shock loads.
Stainless Steel (SUS304 / SUS316)
Ideal for food processing machinery, medical packaging, chemical plants, and outdoor/marine applications.
Provides excellent corrosion resistance and operational stability in high-humidity or sterile environments.
Manufacturing Process
Certified steel raw material selection
CNC precision gear hobbing
Heat treatment (optional hardened version)
Straightness correction & calibration
Optional precision grinding
Full dimensional inspection
Anti-rust export packaging
OEM / ODM Customization Capabilities
We fully support customized engineering requests:
Custom Tooth Parameters: Helical options, special pressure angles, or unique pitch sizes.
Tailored Dimensions: Specific mounting hole patterns, specialized end-cuts, and variable lengths.
Surface Treatments: Black oxide, zinc plating, phosphating, or specialized anti-corrosion coatings.
Private Labeling: Laser marking, part numbers, and custom branding for international distributors.
Packaging & Delivery
Packaging Options
Anti-rust oil protection
Plastic film sealing
Wooden export crates
OEM branded packaging available
Delivery Methods
Sea freight (FCL / LCL)
Air freight
Express sample shipment
Lead Time
Standard products: 15–25 days
Customized orders: 25–40 days
FAQ
Q: How do you control cumulative error in long rack systems?
A: We control pitch accuracy and straightness during production and ensure modular compatibility for long-axis assembly systems.
Q: Can racks from different batches be assembled together?
A: Yes, our production system ensures batch-to-batch interchangeability within tolerance standards.
Q: What inspection equipment do you use?
A: We use professional gear measurement systems, hardness testers, and precision straightness inspection tools.
Q: Do you support OEM machine manufacturers?
A: Yes, we provide full OEM support including drawing review and system optimization suggestions.
Q: What is the difference between standard and ground racks?
A: Ground racks provide higher precision and lower backlash, suitable for high-end CNC systems.
Q: Can you provide matching pinion gears?
A: Yes, we can supply or recommend matching pinions for full transmission system optimization.
Q: What industries are your gear racks used in?
A: CNC machinery, automation systems, robotics, and industrial motion systems.
Q: What is your MOQ?
A: Flexible MOQ depending on specification; trial orders are supported.
Get Engineering Support
Looking for a reliable gear rack supplier for your machine project or distribution business?
Send your drawings or technical requirements.
Receive engineering evaluation within 12–24 hours.
Get optimized rack & pinion matching solution.
OEM customization for global industrial applications.
Hot Tags: standard straight gear rack, China standard straight gear rack manufacturers, suppliers, factory, High Precision Pinion Gear, Precision Pinion Gear
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