Our CNC Thread Machining Services

Elevate your component’s reliability with our Usinage de filetage CNC services—where advanced Technologie CNC transforms raw materials into high-precision threads (interne, external, metric, imperial, Et plus). We combine expertise in Thread Cutting et Broyeur to deliver threads with tight tolerances, durable finishes, et une qualité cohérente, tailored to automotive, aérospatial, et secteurs industriels. Partner with us for cost-effective, on-time thread solutions that ensure seamless assembly and long-lasting performance.

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What Is CNC Thread Machining?

Usinage de filetage CNC is a computer-controlled manufacturing process that creates threaded features—helical ridges (fils de discussion) on a workpiece’s surface or interior, designed to fasten, connect, or transmit motion between components. Unlike manual thread cutting (which depends on operator skill and risks inconsistency), Usinage de filetage CNC uses pre-programmed Technologie CNC to automate every step, ensuring repeatable precision.

The process primarily relies on two core methods: Thread Cutting (removing material to shape threads, Par exemple, with taps or dies) et Broyeur (using rotating milling cutters to carve threads, ideal for complex or large workpieces). Usinage de filetage CNC integrates CAD/CAM software to define thread parameters—pitch, diamètre, profondeur, and profile—making it suitable for both standard threads (Par exemple, metric M5, imperial 1/4-20) and custom designs. Whether for tiny electronic fasteners or large industrial bolts, CNC ensures threads that fit and function perfectly.

Nos capacités: Ce que nous pouvons livrer

Notre CNC Thread Services cover a full range of thread types and project scales, from prototypes to high-volume production. Below is a detailed breakdown of our Machining Capacity, Precision Thread Machining compétences, and supported Thread Types:

Catégorie de capacité	Détails	Specifications
Thread Types	Internal (tapped), external (bolts/screws), metric, imperial, ACME, carré, buttress, pipe threads	Size range: M1–M100 (metric); #0–1″ (imperial); Pas: 0.25–5 mm (metric); 4–40 TPI (imperial)
Workpiece Size	Petits composants (Par exemple, connecteurs électroniques) aux grandes pièces (Par exemple, arbres industriels)	Max workpiece diameter: 1,500 MM; Max thread depth: 200 MM
Volume de production	Flexible for low-batch prototypes and mass production	Prototypes: 1–100 unités; Production de masse: 10,000–1,000,000+ units/year
Niveau de précision	Ultra-tight control for critical thread performance	Thread tolerance: ISO 4H/4g (haute précision); ISO 6H/6g (standard); Runout: ± 0,002 mm
Personnalisation	Tailored to unique designs and industry standards	Supports custom thread profiles, non-standard pitches, and hard-to-reach threads (Par exemple, trous profonds)

No matter your thread needs—whether a single custom ACME thread for a machine lead screw or 500,000 metric tapped holes for automotive parts—our Capabilities are scaled to meet your timeline and quality goals.

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Processus: The CNC Thread Manufacturing Steps

Le CNC Thread Machining Process follows a structured sequence to ensure consistent quality and functionality. Below is a step-by-step overview of our Thread Manufacturing Steps, y compris Thread Cutting Process, Thread Milling Process, et Thread Forming Process:

Conception & Programmation: We start with your 2D/3D CAD model (Par exemple, ÉTAPE, Igies) and use CAM software to create a CNC program. This program defines key thread parameters: type (internal/external), taille, pas, profondeur, et méthode d'usinage (cutting/milling/forming).

Préparation des matériaux: The chosen material (Par exemple, acier, aluminium) is cut into blanks and secured in a CNC machine’s fixture. Pour les matériaux durs (Par exemple, outils), we may pre-heat-treat to improve machinability.

Usinage brutal (Si nécessaire): For large threads or thick workpieces, we first remove excess material to create a near-final diameter (reducing stress on thread tools during finishing).

Thread Machining: We select the method based on thread type and material:

Thread Cutting: Uses taps (for internal threads) or dies (for external threads) to remove material. Ideal for small, standard threads (Par exemple, M3–M10) et production à volume élevé.

Broyeur: Uses multi-flute milling cutters to carve threads. Perfect for large threads (Par exemple, M50+), complex profiles (Par exemple, ACME), or hard-to-reach areas (Par exemple, deep internal threads).

Thread Forming: For ductile materials (Par exemple, aluminium, laiton), we use rolling dies to reshape material (no cutting) for stronger, more durable threads.

Inspection de qualité: Après l'usinage, we inspect threads using tools like thread gauges (GO/NO-GO), comparateurs optiques, or CMMs to verify pitch, diamètre, and tolerance compliance.

Matériels: Suitable for CNC Thread Machining

Usinage de filetage CNC works with any material that is machinable (for cutting/milling) or ductile (pour former). Voici le Common Thread Materials we process, along with their Propriétés des matériaux et utilisations idéales:

Matériel	Dureté (CRH)	Résistance à la traction (MPA)	Propriétés clés	Typical Thread Applications
Carbone (1045)	15–20 (recuit); 30–35 (à la chaleur)	600–700	Bonne force, faible coût, Facile à machine	Boulons, fou, attaches industrielles
Acier inoxydable (316)	18–22	550	Résistance à la corrosion, durabilité	Matériel marin, medical equipment
Alliage en aluminium (6061)	6–12	310	Léger, ductilité élevée, bonne conductivité	Composants aérospatiaux, enclos électroniques
Laiton (C36000)	15–20	310	Excellente machinabilité, frottement faible	Raccords de plomberie, connecteurs électriques
Alliage en titane (TI-6AL-4V)	30–35	900	Ratio de force / poids élevé, biocompatibilité	Aircraft fasteners, orthopedic implants

Notre Sélection des matériaux process involves collaborating with you to match material properties to your thread’s use case—e.g., corrosion resistance for marine threads, lightweight for aerospace, or ductility for formed threads.

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Traitement de surface: Enhancing Thread Performance

Thread Surface Treatment is critical for improving wear resistance, protection contre la corrosion, and thread life—especially for threads exposed to harsh environments or frequent assembly/disassembly. Below are our Finition de surface choix, avec leurs avantages:

Treatment Methods	Rugosité de surface (Rampe)	Avantages clés	Idéal pour
Placage de zinc (with Chromate Passivation)	0.8–3.2 μm	Résistance à la corrosion (500+ Spray de saline); faible coût	Automotive fasteners, équipement extérieur
Anodisation (Type III, Hard Anodize)	0.4–1.6 μm	Dur, surface résistante à l'usure (60+ CRH); isolation électrique	Aluminum aerospace threads, electronic components
Revêtement en téflon	0.2–0.8 μm	Frottement faible; prevents thread seizing (gallling)	Stainless steel or titanium threads in high-heat applications
Carburisant & Affûtage	0.1–0.4 μm	Augmente la dureté de surface (58–62 HRC); core toughness	High-load threads (Par exemple, machine lead screws, gearbox bolts)
Électropolition	0.02–0,1 μm	Finition effet miroir; removes burrs; enhances corrosion resistance	Medical threads (Par exemple, implant screws), équipement de transformation des aliments

Nous adaptons Post-Machining Treatment to your thread’s needs—whether you need to prevent rust on outdoor threads or reduce friction on high-cycle threads.

Tolérances: Precision for Reliable Thread Function

Thread Tolerances directly impact fit and performance: too loose, and threads may vibrate loose; trop serré, and they may seize or break. We maintain strict Contrôle de la tolérance pour répondre aux normes mondiales. Below are our Tolérances de précision for key thread features:

Thread Feature	Tolerance Levels	Norme de l'industrie (OIN 965-1)	Impact on Performance
Major Diameter (External Threads)	±0.003–±0.01 mm	4g (haute précision); 6g (standard)	Ensures proper fit with nuts; prevents excessive play
Minor Diameter (Internal Threads)	±0.004–±0.012 mm	4H (haute précision); 6H (standard)	Maintains thread strength; avoids thread stripping
Pitch Error	±0.002–±0.008 mm	Classe 3 (haute précision); Classe 2 (standard)	Ensures smooth assembly; reduces wear during tightening
Thread Runout	±0.001–±0.005 mm	ISO 1101	Prevents uneven load distribution; reduces vibration

Notre Tolérances d'usinage are calibrated to your application—from Class 2/6H/6g (everyday fasteners) to Class 3/4H/4g (critical aerospace or medical threads).

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Avantages: Why Choose CNC Thread Machining?

Usinage de filetage CNC offers clear benefits over manual or traditional thread-making methods. Voici la clé Advantages of CNC Thread Machining:

Précision supérieure: Avec Avantages de précision like Class 3 tolerance and ±0.002 mm pitch error, CNC ensures threads that fit perfectly every time. Manual tapping often struggles to meet even Class 2 Normes.

Avantages des coûts: Pour une production à volume élevé, CNC automates labor-intensive steps (Par exemple, tapotement, fraisage), reducing labor costs by 35–50% vs. manual methods. It also minimizes tool wear (CNC tools last 2–3x longer), cutting replacement costs.

Flexibility for Custom Threads: CNC easily handles non-standard threads (Par exemple, custom pitches, ACME profiles) or hard-to-reach threads (Par exemple, deep internal holes) sans réoutillage. Manual methods require new tools for each custom design.

Quality Advantages: CNC uses real-time monitoring to detect issues (Par exemple, usure, material defects) tôt, garantissant 99.8% defect-free production. Manual threading relies on operator judgment, leading to 5–10% error rates.

Faster Lead Times: Les machines CNC fonctionnent 24/7, cutting lead times by 40–60% for high-volume orders. Un lot de 10,000 tapped holes takes 1–2 days with CNC, contre. 3–5 days with manual tapping.

Industrie des applications: Where CNC Threads Add Value

Notre CNC Thread Services support diverse Secteurs de l'industrie, addressing unique challenges in each field. Vous trouverez ci-dessous Applications de l'industrie and how we deliver value:

Industrie	Application Fields	CNC Thread Uses	Les exigences clés satisfaites
Automobile	Blocs de moteur, carters de transmission, chassis components	Metric tapped holes (M6–M12), external bolts	Volume élevé (500,000+ unités/an); ISO 6H/6g tolerance; résistance à la corrosion
Aérospatial	Ailes d'avion, supports de moteur, hydraulic systems	Titanium/Inconel threads, ACME lead screws	Matériaux légers; Classe 3 précision; résistance à haute température
Machines industrielles	Machine tool beds, rouleaux de convoyeur, boîtiers de pompage	Large pipe threads (NPT), square threads	Capacité de charge élevée; ISO 7H/7g tolerance; se résistance à l'usure
Électronique	Enclos de la carte de circuit, connector ports	Small metric threads (M1–M3), brass tapped holes	Miniature size; frottement faible; conductivité électrique
Médical	Instruments chirurgicaux, dispositifs implantables (Par exemple, vis à os)	Titanium threads, finitions polies	Biocompatibilité; Classe 3 précision; résistance à la corrosion (OIN 10993)

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Techniques de fabrication: Méthodes avancées que nous utilisons

To deliver top-tier threads, Nous utilisons à la pointe de la technologie Thread Manufacturing Techniques et Machining Techniques. Below are our core methods:

CNC Tapping: The most common method for internal threads. A rotating tap (cutting tool) is fed into the workpiece to remove material and form threads. Ideal for small, standard threads (Par exemple, M3–M10) et production à volume élevé.

CNC Thread Milling: Uses multi-flute milling cutters to carve threads in 3D space. Perfect for large threads (Par exemple, M50+), complex profiles (Par exemple, ACME, buttress), or workpieces with thin walls (reduces material deformation).

CNC Thread Forming (Roulement): For ductile materials (aluminium, laiton), we use rolling dies to reshape material (no cutting) into threads. Formed threads are 30–50% stronger than cut threads (no material removal) and ideal for high-load applications.

5-Axis Thread Milling: For angled or off-center threads (Par exemple, on curved aerospace components). The 5-axis system adjusts the workpiece’s angle in real time, ensuring threads are aligned perfectly with the component’s geometry.

Micro-Thread Machining: For tiny threads (M1-M2) in electronics or medical devices. Uses ultra-small tools (0.1–1 mm diameter) and high-speed CNC machines to achieve sub-micron precision.

Études de cas: Histoires de réussite de nos clients

Étude de cas 1: Automotive Engine Block Tapped Holes

Défi: Un principal constructeur automobile nécessaire 1 million metric tapped holes (M8 × 1.25, ISO 6H) in aluminum engine blocks. The holes required consistent depth (15 MM), pas de bavures, and a 5-day lead time—manual tapping couldn’t meet the volume or precision.

Solution: We used CNC multi-spindle tapping machines (8 spindles/unit) to tap 8 holes simultaneously. We chose aluminum alloy (6061) for the blocks and added zinc plating to the taps for longer tool life. Our real-time monitoring system checked hole depth and tolerance after each cycle.

Résultat: Livré 1 million holes in 4.5 jours avec 99.9% taux sans défaut. Le client a signalé un 30% reduction in assembly time (no burrs to clean) et un 25% lower tool cost vs. leur fournisseur précédent.

Étude de cas 2: Aerospace Titanium Lead Screws

Défi: An aerospace company needed 200 ACME lead screws (1″ diamètre, 5 TPI, Classe 3 tolérance) for aircraft hydraulic systems. The screws required titanium alloy (TI-6AL-4V) fils de discussion, 100 mm thread depth, and FAA certification—manual machining couldn’t reach the precision or depth.

Solution: We used 5-axis CNC thread milling with solid carbide cutters. We heat-treated the titanium to 35 HRC before machining and added Teflon coating to prevent thread seizing. Each screw was inspected with a CMM and thread gauge to verify Class 3 conformité.

Résultat: All screws passed FAA certification. The client noted that the threads handled 25% more load than their previous steel screws and showed no wear after 1,000+ cycles de test.

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Pourquoi nous choisir: Our Strengths as Your CNC Thread Partner

Lorsque vous choisissez notre Usinage de filetage CNC services, you get more than a supplier—you get a partner focused on your success. Voici le Reasons to Choose us:

Compétence & Expérience: Notre équipe a 18+ des années Thread Manufacturing, with engineers certified in ISO 965-1 (thread tolerances) et les normes aérospatiales (AS9100). Nous avons travaillé avec 400+ clients de l'automobile, aérospatial, and medical sectors.
Équipement avancé: We operate 40+ CNC machines—including multi-spindle tapping centers, 5-axis thread mills, and micro-threading machines (from Haas and DMG Mori). Our equipment is calibrated weekly to maintain Class 3 précision.
Assurance qualité: Notre ISO 9001:2015 and AS9100-certified facility includes in-house thread gauges (GO/NO-GO), CMMS, and salt spray test chambers. Every thread undergoes 3 inspections (pré-masseur, mid-process, final) pour assurer la conformité.
Flexible Lead Times: We offer rush services for prototypes (aussi vite que 24 heures) and scalable production for high-volume orders. Notre 24/7 production line cuts lead times by 30% contre. concurrents.
Competitive Advantages: Our in-house tooling and material sourcing reduce costs by 15–20% compared to competitors—without compromising quality. We also offer free design optimization consultations: our engineers analyze your thread designs to suggest tweaks (Par exemple, adjusting thread depth for strength, choosing the right material for cost-efficiency) that save you money in the long run.
Assistance centrée sur le client: Nous attribuons un chef de projet dédié à chaque client, ensuring clear communication from quote to delivery. Whether you need updates on a production run or help troubleshooting a custom thread design, Notre équipe répond à l'intérieur 24 heures. We also offer flexible shipping options (air, sea, sol) pour respecter les délais serrés, even for global clients.

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FAQ

When should I choose thread milling over thread tapping?

Choisir thread milling Si vous avez besoin:
Large threads (Par exemple, M50+ diameter) or complex profiles (ACME, buttress, square threads)—taps struggle with these due to tool size and rigidity.
Threads in thin-walled workpieces (Par exemple, aluminum aerospace components)—milling reduces material deformation vs. tapotement (which applies more force).
Hard-to-reach threads (Par exemple, deep internal threads >50 profondeur mm)—milling cutters can reach deeper without breaking, unlike long taps which are prone to bending.
Choisir thread tapping pour petit, standard threads (M1–M10) et production à volume élevé (Par exemple, 10,000+ tapped holes)—it’s faster and more cost-effective for simple, high-quantity jobs.

How do I select the right surface treatment for my CNC threads?

Start by considering your thread’s operating environment and function:
Résistance à la corrosion: Choose zinc plating (faible coût, outdoor/automotive use) or stainless steel electropolishing (medical/food-processing use, where hygiene matters).
Se résistance à l'usure: Opt for hard anodizing (aluminum threads, aerospace/industrial use) or carburizing & affûtage (high-load threads like lead screws).
Low friction/anti-seizing: Use Teflon coating (titanium/stainless steel threads in high-heat applications, Par exemple, composants du moteur) to prevent galling (thread seizing during assembly).
Our team also offers free material and treatment consultations—share your application details, and we’ll recommend the optimal solution.

Can you produce custom threads that don’t follow standard metric or imperial sizes?

Absolument. Notre Usinage de filetage CNC services specialize in custom threads, y compris:
Non-standard pitches (Par exemple, M8 × 1.1 MM, instead of the standard M8 × 1.0 ou 1.25 MM).
Unique profiles (Par exemple, custom trapezoidal threads for specialized machinery, or modified ACME threads for lead screws).
Odd diameters (Par exemple, M7, M9, or 0.375″ TPI threads for legacy equipment or niche applications).
Pour commencer, provide your 2D/3D CAD model (or even a hand-drawn sketch) avec des paramètres clés (thread type, diamètre, pas, profondeur, et matériel). We’ll create a CNC program tailored to your design, produce a prototype for your approval, and then scale to production—all while maintaining the same precision (Classe 3 tolérance) as standard threads.