Product Description
custom spur cnc plastic nylon pom flexible gear rack and pinion for linear motion
ZheJiang Enginnering Plastics Industries (Group) co., Ltd established in January 2009 , is a professional production
of “engineering plastics accessories” high-tech enterprises. Company main products : UHMW-PE , MC Nylon , PA6 ,
POM, HDPE , ABS , PU , PC , PVC, PP , PET , PBT , Acrylic, PEEK, PPS , PTFE , PVDF , PAI, PEI , PSU , PI, PBI
Antistatic product series . Company also provide wide range of accessories processing conditions , such as mass
customization production ability , exquisitemanufacturing technology and advanced production equipment , professional
technical advice and after-sales service. Companies strictly enforce the ISO9001(2008) International quality certification
system , the product quality conforms to the EU Rohs standard .
| Name | Plastic nylon6 sleeve |
| Material | High Performance Engineering Plastics–100% Virgin Nylon6 Raw Material. |
| Color | Nature color / Customized |
| Advantage | 1.Very good sliding properties even without lubrication 2.Good thermal mechanical bearing strength 3.Good chemical and hydrolysis resistance even against superheated steam 4.Very wear resistant 5.Very rigid 6.Light weight |
| Brand Name | Engineering Plastics / OEM |
| Size | Custom made as your drawing or sample |
| Density | 1.2g/cm3 |
| Manufacture way | Molding Injection and CNC Machinery process |
| MOQ | Accept the Sample order, and supply good price for the big quantity order. |
| Certification | ISO9001,SGS,FDA,RoHS,Test Report,ect. |
| Sample | Free the molding injection sample for customers after paying the mould Cost. |
| Sample time | 30 Days for manufacturing the injection mould and finished the samples for Customers. |
| Mass production time | 10-30 days based on the order quantity. |
| Payment | PayPal, Escrow, Western union, Money Gram, T/T and Alibaba Trade Assurance. |
| Packing | 5-ply environment-friendly corrugated boxes/ Plastic Pallets/ Wooden Pallets/ wooden cartons/ 20 feet Container / 40feet Container/ Customized |
| Other | 24 hours instant and comfortable customer service. Shipping status notification during delivery. Regular notification of new styles & hot selling styles |
1, thread H4 fine car grade tolerance 4H fine car grade production, vertical accuracy 0.005mm
2, high strength steel hardness HRC28, phosphoric acid plating on the surface and after lubrication
Each lock nut is provided with independent packaging to ensure qualitySpecializing in the production of “engineering plastic accessories” of high-tech enterprises, the company has a set of
imported production equipment and CNC processing equipment, processing means advanced, strong technical force.The company has rich experience, strong strength and participated in many high-end exhibitions;Many partners from
other countries are visitingQ1. We don’t have drawings, can we produce according to the samples we provide?
A1. OK
Q2. How to customize plastic parts?
A2. Customized according to drawings
Q3. Can I make a sample for testing first?
A3. OK
Q4. How long is the proofing cycle?
A4. 2-5 days
Q5. What are your processing equipment?
A5. CNC machining center, CNC lathe, milling machine, engraving machine,injection molding machine, extruder, moldin
machine
Q6. What craftsmanship do you have for processing accessories?
A6. According to different products, different processes are used, such as machining, extrusion, injection molding, etc.
Q7. Can injection products be surface treated? What are the surface treatments?
A7. OK. Surface treatment: spray paint, silk screen, electroplating, etc.
Q8. Can you help assembling the product after it is made?
A8. OK.
Q9. How much temperature can the plastic material withstand?
A9. Different plastic materials have different temperature resistance, the lowest temperature is -40ºC, and the highest
temperature is 300ºC. We can recommend materials according to the working conditions of your company.
Q10. What certifications or qualifications does your company have?
A10. Our company’s certificates are: ISO, Rohs, product patent certificates, etc.
Q11. How scale is your company?
A11. Our company covers an area of 2,000 square CHINAMFG and has 100 employees. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Type: | Plastic Ring Gear Rack |
|---|---|
| Application: | Engineering |
| Certification: | CE, Test Report ISO9001:2008 |
| Condition: | New |
| Product Name: | Small Plastic Ring Gear Rack |
| Color: | White and You Like |
| Customization: |
Available
| Customized Request |
|---|
How do spur gear racks contribute to efficient and precise linear motion?
Spur gear racks play a significant role in achieving efficient and precise linear motion in various mechanical systems. They offer several advantages that contribute to the overall performance and accuracy of linear motion mechanisms. Here’s how spur gear racks contribute to efficient and precise linear motion:
- Direct Conversion of Rotational to Linear Motion: Spur gear racks provide a direct conversion of rotational motion into linear motion. When a spur gear, known as a pinion, meshes with the gear rack, the rotary motion of the pinion is translated into linear motion along the rack’s length. This direct conversion eliminates the need for additional mechanisms or complex linkages, reducing energy losses and improving overall efficiency.
- High Efficiency: Spur gear racks are known for their high mechanical efficiency. The teeth of the gear rack and pinion mesh in a straight line, resulting in efficient power transmission with minimal energy losses. The involute tooth profile commonly used in spur gear systems ensures gradual and smooth tooth engagement, reducing friction and minimizing power wastage. This high efficiency contributes to the overall energy efficiency of the linear motion system.
- Precise Positioning: Spur gear racks offer precise positioning capabilities, making them suitable for applications that require accurate linear motion. The teeth of the gear rack and pinion provide positive engagement, ensuring precise and repeatable positioning along the rack’s length. This allows for accurate control and positioning of loads, making spur gear racks suitable for applications such as CNC machines, robotics, and precision positioning systems.
- Low Backlash: Backlash refers to the slight clearance or play between mating gears. Spur gear racks can be designed with minimal backlash, ensuring accurate and responsive linear motion. The teeth of the gear rack and pinion engage tightly, minimizing any undesirable movement or backlash during direction changes or load reversals. Low backlash contributes to the system’s precision, especially in applications where accurate positioning and control are critical.
- Load Distribution: Spur gear racks distribute the load over a larger contact area compared to other linear motion mechanisms. The multiple teeth along the rack’s length distribute the load evenly, reducing stress concentrations and enhancing load-carrying capacity. This load distribution capability allows for the handling of higher loads while maintaining smooth and precise linear motion.
- Modularity and Scalability: Spur gear racks offer modularity and scalability, making them adaptable to various system requirements. Gear racks can be easily extended or shortened to achieve the desired linear travel distance. Additionally, multiple gear racks can be combined or stacked to achieve longer travel distances or parallel linear motion. This modularity and scalability make spur gear racks versatile and suitable for a wide range of applications.
- Reliability and Durability: Spur gear racks are known for their reliability and durability. The simple and robust design of gear racks, combined with proper lubrication and maintenance, ensures long-term performance and minimal downtime. Spur gear racks can withstand high loads, operate under demanding conditions, and provide consistent linear motion over extended periods, contributing to the overall reliability and durability of the linear motion system.
By leveraging the advantages offered by spur gear racks, engineers and designers can achieve efficient, precise, and reliable linear motion in a wide range of applications. The selection of suitable gear rack materials, tooth profiles, and proper maintenance practices further enhance the performance and longevity of the linear motion system.
What materials are commonly used in the construction of spur gear racks?
In the construction of spur gear racks, several materials are commonly used to ensure strength, durability, and efficient performance. The choice of material depends on factors such as the specific application requirements, operating conditions, and budget constraints. Here are some materials commonly used in the construction of spur gear racks:
- Steel Alloys: Steel alloys, such as carbon steel and alloy steel, are widely employed in the construction of spur gear racks. These materials offer excellent strength, hardness, and wear resistance. Carbon steel, such as SAE 1045 or 1050, is commonly used for gear racks due to its high tensile strength and affordability. Alloy steels, such as 8620 or 4140, provide enhanced mechanical properties and are utilized in applications requiring higher load-carrying capacity or increased toughness.
- Stainless Steel: Stainless steel is another popular material choice for spur gear racks, especially in applications where corrosion resistance is crucial. Stainless steel alloys, such as AISI 300 series (e.g., 304 or 316), offer excellent resistance to moisture, chemicals, and atmospheric corrosion. These materials are commonly used in food processing equipment, marine applications, or environments with high humidity or exposure to corrosive substances.
- Cast Iron: Cast iron is utilized in the construction of gear racks when high strength and wear resistance are required. Gray cast iron (e.g., ASTM A48 Class 40) is commonly used due to its good machinability, damping properties, and ability to withstand heavy loads. Cast iron gear racks are often employed in industrial machinery, power transmission systems, and applications with demanding operating conditions.
- Plastics: Engineered plastics, such as nylon (polyamide) and acetal (polyoxymethylene), are used in applications where noise reduction, self-lubrication, and resistance to chemical corrosion are desirable. Plastic gear racks offer advantages such as lightweight, low friction, and the ability to run without additional lubrication. They find applications in industries like automotive, consumer electronics, and medical equipment.
- Bronze and Brass: Bronze and brass alloys are utilized in specific applications that require excellent machinability, low friction, and resistance to wear. Phosphor bronze (e.g., ASTM B139) and brass (e.g., ASTM B16) are commonly used for gear racks in applications such as musical instruments, clocks, and low-load precision machinery.
It’s important to note that the selection of the appropriate material for a spur gear rack depends on various factors, including the specific application requirements, load conditions, operating temperatures, and environmental factors. Engineers and designers consider these factors to determine the most suitable material that will provide the necessary strength, durability, and performance for the intended application.
Can you explain the purpose and applications of spur gear racks in machinery?
Spur gear racks serve various purposes and find widespread applications in machinery across different industries. They are commonly used for the conversion of rotational motion into linear motion or vice versa. Here are some key purposes and applications of spur gear racks:
Motion Conversion: One of the primary purposes of spur gear racks is to convert rotational motion into linear motion. By meshing with a pinion gear, the teeth on the rack translate the rotational movement of the pinion into a linear movement along the length of the rack. This linear motion can be utilized to drive various mechanisms and components in machinery.
Positioning and Precision: Spur gear racks are often employed for precise positioning tasks in machinery. The linear motion provided by the rack allows for accurate movement and positioning of components, tools, or workpieces. This is particularly useful in applications such as CNC machines, where precise positioning is critical for machining operations.
Power Transmission: Spur gear racks are used to transmit power between different components in machinery. By incorporating a pinion gear that meshes with the rack, rotational motion can be transferred from one part of the machinery to another. This enables the transmission of power to drive various mechanisms, such as conveyors, lifts, or other linear motion systems.
Steering Systems: Spur gear racks play a crucial role in rack and pinion steering systems, commonly used in automobiles and other vehicles. The rotational motion of the steering wheel is converted into linear motion through the interaction between the pinion gear and the rack. This allows for precise control of the vehicle’s steering, enabling the driver to navigate and maneuver the vehicle.
Linear Actuators: Spur gear racks are utilized in linear actuator systems to generate linear motion for pushing, pulling, or positioning loads. The rack and pinion configuration provides a simple and efficient method for converting rotational motion into linear motion. Linear actuators employing spur gear racks are used in various applications, including robotics, industrial automation, and machinery positioning systems.
Machine Tools: In machine tools such as milling machines, lathes, and drilling machines, spur gear racks are employed for precise movement and positioning of cutting tools or workpieces. The linear motion provided by the rack enables controlled and accurate machining operations, contributing to the overall performance and quality of the machined parts.
Automation and Robotics: Spur gear racks are widely used in automation and robotics systems. They facilitate linear motion for the movement of robotic arms, conveyors, and other automated mechanisms. The precise and controlled motion offered by spur gear racks is instrumental in achieving accurate and repeatable operations in automated processes.
Industrial Machinery: Spur gear racks find applications in various industrial machinery, including packaging machines, printing presses, textile machinery, material handling systems, and more. They contribute to the efficient and reliable operation of these machines by providing linear motion, power transmission, and precise positioning capabilities.
Overall, spur gear racks play a vital role in machinery, enabling linear motion, precise positioning, power transmission, and automation. Their versatility and reliability make them a fundamental component in numerous applications across diverse industries.
editor by CX 2024-04-10