Productbeschrijving
Productbeschrijving
| Materials | Carbon steel,Alloy steel |
| Roughness | Ra0.08-0.2 |
| Melting process | EF+LF+VD |
| Production process | Forging+heat treatment+rough machining+QT+finish machining |
| Forging | Open die forging (product range: Max length 16000mm; Max weight 35 Mt) |
| Treatment | Carburizing and phosphating |
| Warmtebehandeling | Normalizing, Tempering, Annealing, Q + T (Quenching and Tempering) |
| Machining | Pre-machining, Finish machining |
| Surface Finishing | Sand blasting, Coating, Painting |
| Forging ratio | ≥3.5 |
| Applicalbe standard | ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
| Executive standard | JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
| Certification authorities | ISO9001:2008,ISO14001,TÜV(BV),(LR),ABS,RINA,(GL),(KR),(DNV),(NK),PED. |
| Delivery terms | Rough machining(N+T);finish machining(Q+T),nitriding quenching |
| Delivery | Samples are sent by express |
| Produce Equipment | Friction Screw Press Series, CNC Lathe, Machining Center |
| Forging equipment | 6000T open die hydropress |
| Surface treatment | Heat treatment, Polishing, shot blasting, |
| Test machine | spectrograph,ut device,tensile and compact test machine,metalloscope,outside micrometer,bore dial indicator,trilinear coordinatre |
| Application series | Representative steel type | Description | |
| Petroleum machinery series | AISI4150,AISI4140,AISI4130, 30CrMo,4145H | Valve body, valve block, drill pipe, drill collar | |
| Tool mold series | 1.2714,5CrMnMo,5CrNiMoV, 1.2738,1.2311,1.2312 | Die casting mold, forging mold, | |
| plastic mold | |||
| Bearing series | 52100,GCr15,SUJ2 | Bearing ring, rolling bearing, piston rod | |
| Marine series | 4140,42CrMo,SCM440, 709M40 | Marine accessories | |
| Car series | SAE8620,20CrNiMo, SNCM220 | Crankshaft,gear | |
| Heavy- | 40CrNiMo,SNCM439, SAE4340,EN24 | Port transmission parts, | |
| Mining machinery series | 655M13,826M40, | Mining bit, carburizing and crushing machinery | |
| Wind power gear series | 18CrNiMo7-6,17CrNiMo6, 1.6582,1.6587,SAE8620 | Meet the design life of more than 20 years | |
| Wind power spindle series | 34CrNiMo6,817M40 | Meet the design life of more than 20 years | |
| Nitriding series | 20MnCr5,38CrMoAl, 31CrMoV9 | Gear, injection molding machine screw / barrel,precision components | |
| Pressure vessel series | 15CrMo,13CrMo4-4 | Boiler, petrochemical hydrogenation vessel accessories | |
| Metallurgical roll series | 21CrMoV511,W1.7225,EN19,709M40 | Steel rolling roll | |
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
|
Shipment Terms | 1) 0-100kg: express & air freight priority |
| 2) >100kg: sea freight priority | |
| 3) As per customized specifications | |
| All parts are custom made according to customer’s drawings or samples, no stock. |
Veelgestelde vragen
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 |
| Materiaal: | Carbon Steel Stainless Steel Copper Aluminum Titan |
| Heat Treatment: | Tempering |
| Samples: | US$ 10/Piece 1 Piece(Min.Order) | |
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| Aanpassing: | Beschikbaar | Aanvraag op maat |
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Hoe gaan spiebanenassen om met variaties in koppel en rotatiekracht?
Spline-assen zijn ontworpen om variaties in koppel en rotatiekracht in mechanische systemen op te vangen. Hier volgt een gedetailleerde uitleg:
1. In elkaar grijpende splines:
Spielassen hebben een reeks in elkaar grijpende spiebanen over hun lengte. Deze spiebanen grijpen in op overeenkomstige spiebanen op het tegenstuk, zoals tandwielen of koppelingen. Het in elkaar grijpende ontwerp zorgt voor een veilige en robuuste verbinding, die koppel en rotatiekracht kan overbrengen.
2. Belastingverdeling:
Wanneer er koppel op een spiebaanas wordt uitgeoefend, wordt de belasting verdeeld over het gehele contactoppervlak van de spiebanen. Dit helpt spanningsconcentraties te minimaliseren en voorkomt plaatselijke slijtage of breuk. Dankzij de vermogensverdeling van spiebaanassen kunnen ze variaties in koppel en rotatiekracht effectief opvangen.
3. Materiaalselectie:
Spline-assen worden doorgaans gemaakt van materialen met een hoge sterkte en duurzaamheid, zoals gelegeerd staal. De materiaalkeuze is cruciaal voor het opvangen van variaties in koppel en rotatiekracht. Het zorgt ervoor dat de spline-as de toegepaste belastingen kan weerstaan zonder te vervormen of te bezwijken.
4. Splineprofiel:
Het ontwerp van het splineprofiel draagt ook bij aan de beheersing van koppelvariaties. Het splineprofiel bepaalt het contactoppervlak en de krachtverdeling langs de splines. Door het splineprofiel te optimaliseren, kunnen fabrikanten het draagvermogen vergroten en het vermogen van de spline-as om koppelvariaties op te vangen verbeteren.
5. Oppervlakteafwerking en smering:
Een goede oppervlakteafwerking en smering spelen een cruciale rol in de prestaties van spiebanen. Een glad oppervlak vermindert wrijving en slijtage, terwijl geschikte smering warmteontwikkeling minimaliseert en een soepele werking garandeert. Deze factoren helpen bij het opvangen van variaties in koppel en rotatiekracht door de impact van wrijving en slijtage op de spiebaan te verminderen.
6. Ontwerpoverwegingen:
Ingenieurs houden rekening met diverse ontwerpoverwegingen om ervoor te zorgen dat spiebanen aankunnen dat er variaties in koppel en rotatiekracht optreden. Deze overwegingen omvatten onder andere de juiste spiebaanafmetingen, de geometrie van het tandprofiel, de tolerantie van de spiebaanpassing en de selectie van de bijbehorende componenten. Door de spiebaan en de bijbehorende componenten zorgvuldig te ontwerpen, kunnen ingenieurs de prestaties en betrouwbaarheid van het systeem optimaliseren.
7. Overbelastingsbeveiliging:
In sommige toepassingen kunnen spiebanenassen zijn uitgerust met overbelastingsbeveiligingen. Deze mechanismen, zoals breekpennen of koppelbegrenzers, zijn ontworpen om de aandrijving tijdelijk te ontkoppelen of te slippen wanneer het koppel een bepaalde drempel overschrijdt. Dit beschermt de spiebaanas en andere componenten tegen schade door overmatig koppel.
Over het algemeen kunnen spiebanen variaties in koppel en rotatiekracht opvangen door middel van hun in elkaar grijpende spiebanen, de mogelijkheid tot lastverdeling, de juiste materiaalkeuze, geoptimaliseerde spiebaanprofielen, oppervlakteafwerking, smering, ontwerpoverwegingen en, in sommige gevallen, overbelastingsbeveiligingsmechanismen. Deze eigenschappen zorgen voor een efficiënte koppeloverdracht en stellen spiebanen in staat om de eisen van diverse mechanische systemen te weerstaan.
How do spline shafts contribute to precise and consistent rotation?
Spline shafts play a crucial role in achieving precise and consistent rotation in mechanical systems. Here’s how spline shafts contribute to these characteristics:
1. Interlocking Design:
Spline shafts feature a series of ridges or teeth, known as splines, that interlock with corresponding grooves or slots in mating components. This interlocking design ensures a positive connection between the shaft and the mating part, allowing for precise and consistent rotation. The engagement between the splines provides resistance to axial and radial movement, minimizing play or backlash that can introduce inaccuracies in rotation.
2. Belastingverdeling:
The interlocking engagement of spline shafts allows for effective load distribution along the length of the shaft. This helps distribute the applied torque evenly, reducing stress concentrations and minimizing the risk of localized deformation or failure. By distributing the load, spline shafts contribute to consistent rotation and prevent excessive wear on specific areas of the shaft or the mating components.
3. Torque Transmission:
Spline shafts are specifically designed to transmit torque efficiently from one component to another. The close fit between the splines ensures a high torque-carrying capacity, enabling the shaft to transfer rotational force without significant power loss. This efficient torque transmission contributes to precise and consistent rotation, allowing for accurate positioning and motion control in various applications.
4. Rigidity and Stiffness:
Spline shafts are typically constructed from materials with high rigidity and stiffness, such as steel or alloy. This inherent rigidity helps maintain the dimensional integrity of the shaft and minimizes deflection or bending under load. By providing a stable and stiff rotational axis, spline shafts contribute to precise and consistent rotation, particularly in applications that require tight tolerances or high-speed operation.
5. Alignment and Centering:
The interlocking nature of spline shafts aids in the alignment and centering of rotating components. The splines ensure proper positioning and orientation of the shaft relative to the mating part, facilitating concentric rotation. This alignment helps prevent wobbling, vibrations, and eccentricity, which can adversely affect rotation accuracy and consistency.
6. Lubrication and Wear Reduction:
Proper lubrication of spline shafts is essential for maintaining precise and consistent rotation. Lubricants reduce friction between the mating surfaces, minimizing wear and preventing stick-slip phenomena that can cause irregular rotation. The use of lubrication also helps dissipate heat generated during operation, ensuring optimal performance and longevity of the spline shaft.
By incorporating interlocking design, load distribution, efficient torque transmission, rigidity, alignment, and lubrication, spline shafts contribute to precise and consistent rotation in mechanical systems. Their reliable and accurate rotational characteristics make them suitable for a wide range of applications, from automotive and aerospace to machinery and robotics.
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 2024-04-02