Product Description
Product Description
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Materials |
Carbon steel,Alloy steel |
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Roughness |
Ra0.08-0.2 |
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Melting process |
EF+LF+VD |
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Production process |
Forging+heat treatment+rough machining+QT+finish machining |
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Forging |
Open die forging (product range: Max length 16000mm; Max weight 35 Mt) |
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Treatment |
Carburizing and phosphating |
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Heat Treatment |
Normalizing, Tempering, Annealing, Q + T (Quenching and Tempering) |
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Machining |
Pre-machining, Finish machining |
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Surface Finishing |
Sand blasting, Coating, Painting |
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Forging ratio |
≥3.5 |
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Applicalbe standard |
ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
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Executive standard |
JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
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Certification authorities |
ISO9001:2008,ISO14001,TÜV(BV),(LR),ABS,RINA,(GL),(KR),(DNV),(NK),PED. |
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Delivery terms |
Rough machining(N+T);finish machining(Q+T),nitriding quenching |
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Delivery |
Samples are sent by express |
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Produce Equipment |
Friction Screw Press Series, CNC Lathe, Machining Center |
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Forging equipment |
6000T open die hydropress |
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Surface treatment |
Heat treatment, Polishing, shot blasting, |
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Test machine |
spectrograph,ut device,tensile and compact test machine,metalloscope,outside micrometer,bore dial indicator,trilinear coordinatre |
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Application series |
Representative steel type |
Description |
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Petroleum machinery series |
AISI4150,AISI4140,AISI4130, 30CrMo,4145H |
Valve body, valve block, drill pipe, drill collar |
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Tool mold series |
1.2714,5CrMnMo,5CrNiMoV, 1.2738,1.2311,1.2312 |
Die casting mold, forging mold, |
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plastic mold |
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Bearing series |
52100,GCr15,SUJ2 |
Bearing ring, rolling bearing, piston rod |
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Marine series |
4140,42CrMo,SCM440, 709M40 |
Marine accessories |
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Car series |
SAE8620,20CrNiMo, SNCM220 |
Crankshaft,gear |
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Heavy- |
40CrNiMo,SNCM439, SAE4340,EN24 |
Port transmission parts, |
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Mining machinery series |
655M13,826M40, |
Mining bit, carburizing and crushing machinery |
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Wind power gear series |
18CrNiMo7-6,17CrNiMo6, 1.6582,1.6587,SAE8620 |
Meet the design life of more than 20 years |
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Wind power spindle series |
34CrNiMo6,817M40 |
Meet the design life of more than 20 years |
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Nitriding series |
20MnCr5,38CrMoAl, 31CrMoV9 |
Gear, injection molding machine screw / barrel,precision components |
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Pressure vessel series |
15CrMo,13CrMo4-4 |
Boiler, petrochemical hydrogenation vessel accessories |
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Metallurgical roll series |
21CrMoV511,W1.7225,EN19,709M40 |
Steel rolling roll |
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Company advantage
MEIDE designs, develops, produces and delivers based on your drawings, samples or just an idea!
* Provide technical process analysis, development and manufacturing integration of resources according to customer requirements, to provide different processes of OEM castings and forgings and CNC machining parts.
* We supply both machined and non-machined castings and forgings to various industries, starting with OEM suppliers.
* We are both a manufacturer and a trading company, breaking the limits of a single factory
* We have 100 strategic partners for production of different technologies
* Professional team including translators, engineers, inspectors and customer service * has developed more than 10,000 products to date
* The OEM division is the most promising member of MEIDE and will receive the strongest support from the whole group * Any OEM inquiry will be set up as a project and will be considered a focus within the Group
* 20 years of independent development and design capabilities
* 20 senior engineers
*Auto CAD/Pro Engineer /Solid Works
* Our forging processes are open die forging, precision forging, die forging
* Dual control of standard and OEM products
* Our factory has a variety of equipment, such as lathes, CNC, drilling machine, milling machine, boring machine, planer.
* Delivery time and packaging can be completely controlled according to customer requirements.
Forging Production Flow
1. Enquiry With Drawing In Details
2. Confirm Steel Material, Chemical Compositions, Mechanical Properties, Tolerances
3. Confirm Payment Terms, Order Materials or Check Material in Stock
4. Check Material Chemical Compositions, Material Weight, Dimensions
5. Cut Materials, Record Weight, Pre-Heating For Forging
6. Forging Ratios, Heat Treatment After Forging, Dimension Check
7. Rough Machining, UT Test, Heat Treatment
8. Fine Machining, UT & PT Test, Dimensions Inspection, Mechanical Properties Test
9. Customer Inspection at Site, Packing, Delivery Arrangement
10. Balance Payment Confirmation, Dispatch Forgings or Casting
11. Bill of Loading Confirmation, MTC Dispatch, Customs Clearances
12. Order Accomplished
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Shipment Terms |
1) 0-100kg: express & air freight priority |
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2) >100kg: sea freight priority |
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3) As per customized specifications |
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All parts are custom made according to customer’s drawings or samples, no stock. |
FAQ
Q1: Are you a trading company or a manufacturer?
A: We are an industrial and trading company with our own iron foundry and many outsourcing partners.
Q2: What is your lead time?
A: Approximately 15-35 days from the date of order.
Q3: Do you provide samples? Is it free or extra?
A: We can provide samples. If it’s not too much, it’s free. However, if we need to make the mold first, we need to charge 50% of the mold cost.
Q4: What are your payment terms?
1) Mold fee: 50% in advance, 50% after sample approval
2) Goods: 30% down payment, 70% should be received before delivery.
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| Processing Object: | Metal |
|---|---|
| Molding Style: | Forging |
| Molding Technics: | Pressure Casting |
| Application: | Agricultural Machinery Parts |
| Material: | Carbon Steel Stainless Steel Copper Aluminum Titan |
| Heat Treatment: | Tempering |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are the different types of spline profiles and their applications?
Spline profiles are used in various applications to transmit torque and motion between mating components. Here’s a detailed explanation of different spline profiles and their applications:
1. Involute Splines:
Involute splines have a trapezoidal tooth profile that allows for smooth engagement and disengagement. They are widely used in power transmission applications, such as automotive gearboxes, where high torque transmission is required. Involute splines provide excellent load distribution and can accommodate misalignment.
2. Straight Sided Splines:
Straight sided splines have straight-sided teeth that provide efficient torque transmission and high torsional stiffness. They are commonly used in applications where precise positioning is required, such as machine tools, robotics, and aerospace systems. Straight sided splines offer accurate motion control and are resistant to misalignment.
3. Serrations:
Serrations are a type of spline profile with multiple teeth in the form of parallel ridges and grooves. They are often used in applications that involve axial or linear motion, such as indexing mechanisms, clamping systems, or power tools. Serrations provide secure locking and positioning capabilities.
4. Helical Splines:
Helical splines have teeth that are helically shaped, similar to helical gears. They offer smooth and gradual tooth engagement, resulting in reduced noise and vibration. Helical splines are commonly used in applications that require high torque transmission and where quiet operation is critical, such as heavy machinery, industrial equipment, and automotive drivetrains.
5. Crowned Splines:
Crowned splines have a modified tooth profile with a slight curvature along the tooth length. This design helps distribute the load evenly across the tooth surfaces, reducing stress concentrations and improving load-carrying capacity. Crowned splines are used in applications where high load capacity and resistance to wear are essential, such as heavy-duty gearboxes, marine propulsion systems, or mining equipment.
6. Ball Splines:
Ball splines incorporate recirculating ball bearings within the spline nut and grooves on the shaft. This design enables linear motion with low friction and high precision. Ball splines are commonly used in applications that require smooth linear motion, such as CNC machines, robotics, or linear actuators.
7. Custom Splines:
In addition to the standard spline profiles mentioned above, custom spline profiles can be designed for specific applications based on unique requirements. Custom splines can be tailored to optimize torque transmission, load distribution, misalignment compensation, or other specific performance parameters.
The choice of spline profile depends on factors such as the magnitude of torque, required accuracy, misalignment tolerance, noise and vibration considerations, and environmental conditions. Engineers and designers carefully select the appropriate spline profile to ensure optimal performance and reliability in the intended application.
Can spline shafts be used in automotive applications, and if so, how?
Yes, spline shafts are extensively used in automotive applications due to their ability to transmit torque and provide reliable power transmission. Here’s how spline shafts are used in automotive applications:
Spline shafts play a crucial role in various automotive systems and components, including:
- Drivetrain: Spline shafts are an integral part of the drivetrain system in vehicles. They transmit torque from the engine to the wheels, allowing the vehicle to move. Spline shafts are present in components such as the transmission, differential, and axle shafts. In manual transmissions, the spline shaft connects the transmission input shaft to the clutch disc, enabling power transfer from the engine. In automatic transmissions, spline shafts are used in the torque converter and the output shaft.
- Steering System: Spline shafts are employed in the steering system to transmit torque from the steering wheel to the steering rack or gearbox. They provide a direct connection between the driver’s input and the movement of the wheels, allowing for steering control.
- Power Take-Off (PTO) Systems: Some vehicles, particularly commercial trucks and agricultural machinery, utilize PTO systems. Spline shafts are used in PTOs to transfer power from the vehicle’s engine to auxiliary equipment, such as hydraulic pumps, generators, or agricultural implements.
- Transfer Cases: In four-wheel-drive (4WD) or all-wheel-drive (AWD) vehicles, transfer cases are used to distribute power to the front and rear axles. Spline shafts are utilized in the transfer case to transfer torque between the transmission and the front and rear drive shafts.
- Propeller Shafts: Spline shafts are present in propeller shafts, which transmit torque from the transmission or transfer case to the rear axle in rear-wheel-drive vehicles. They accommodate the relative movement between the transmission and the axle due to suspension travel.
In automotive applications, spline shafts are designed to withstand high torque loads, provide precise torque transmission, and accommodate misalignments and fluctuations in operating conditions. They are typically made from high-strength steel or alloy materials to ensure durability and resistance to wear. Proper lubrication is essential to minimize friction and ensure smooth operation.
The use of spline shafts in automotive applications allows for efficient power transmission, precise control, and reliable performance, contributing to the overall functionality and drivability of vehicles.
In which industries are spline shafts typically used?
Spline shafts find applications in a wide range of industries where torque transmission, relative movement, and load distribution are critical. Here’s a detailed explanation:
1. Automotive Industry:
The automotive industry extensively uses spline shafts in various components and systems. They are found in transmissions, drivelines, steering systems, differentials, and axle assemblies. Spline shafts enable the transmission of torque, accommodate relative movement, and ensure efficient power transfer in vehicles.
2. Aerospace and Defense Industry:
Spline shafts are essential in the aerospace and defense industry. They are used in aircraft landing gear systems, actuation mechanisms, missile guidance systems, engine components, and rotor assemblies. The aerospace and defense sector relies on spline shafts for precise torque transfer, relative movement accommodation, and critical control mechanisms.
3. Industrial Machinery and Equipment:
Spline shafts are widely employed in industrial machinery and equipment. They are used in gearboxes, machine tools, pumps, compressors, conveyors, printing machinery, and packaging equipment. Spline shafts enable torque transmission, accommodate misalignments and vibrations, and ensure accurate movement and synchronization of machine components.
4. Agriculture and Farming:
The agriculture and farming industry extensively uses spline shafts in equipment such as tractors, harvesters, and agricultural implements. Spline shafts are found in power take-off (PTO) units, transmission systems, hydraulic mechanisms, and steering systems. They enable torque transfer, accommodate relative movement, and provide flexibility in agricultural machinery.
5. Construction and Mining:
In the construction and mining industries, spline shafts are used in equipment such as excavators, loaders, bulldozers, and drilling rigs. They are found in hydraulic systems, power transmission systems, and articulated mechanisms. Spline shafts facilitate torque transmission, accommodate misalignments, and enable efficient power transfer in heavy-duty machinery.
6. Marine and Offshore:
Spline shafts have applications in the marine and offshore industry. They are used in propulsion systems, thrusters, rudders, winches, and marine pumps. Spline shafts enable torque transmission in marine vessels and offshore equipment, accommodating axial and radial movement, and ensuring reliable power transfer.
7. Energy and Power Generation:
Spline shafts are utilized in the energy and power generation sector. They are found in turbines, generators, compressors, and other rotating equipment. Spline shafts enable torque transmission and accommodate relative movement in power generation systems, ensuring efficient and reliable operation.
8. Rail and Transportation:
Spline shafts are employed in the rail and transportation industry. They are found in locomotives, railcar systems, and suspension mechanisms. Spline shafts enable torque transfer, accommodate movement and vibrations, and ensure precise control in rail and transportation applications.
These are just a few examples of the industries where spline shafts are typically used. Their versatility, torque transmission capabilities, and ability to accommodate relative movement make them vital components in various sectors that rely on efficient power transfer, flexibility, and precise control.
editor by CX 2024-05-09