Обзор Индексируемые твердосплавные токарные пластины
Indexable carbide turning inserts are pivotal tools in the machining industry. These small but powerful components revolutionize metal cutting, offering versatility, efficiency, and precision. Whether you’re a seasoned machinist or just stepping into the world of metalworking, understanding these inserts can significantly enhance your machining capabilities.
What Are Indexable Carbide Turning Inserts?
At their core, indexable carbide turning inserts are cutting tools made from carbide material. These inserts can be indexed, meaning they can be rotated or flipped to use a fresh cutting edge, thus extending their lifespan. They come in various shapes, sizes, and grades, each designed for specific applications and materials.
Why Choose Indexable Carbide Turning Inserts?
- Эффективность: These inserts reduce downtime by eliminating the need for frequent tool changes.
- Экономически эффективный: With multiple cutting edges, they offer better value over time.
- Точность: High accuracy in cutting leads to superior finishes.
- Универсальность: Suitable for a range of materials from aluminum to hardened steel.
Типы Индексируемые твердосплавные токарные пластины
| Тип вставки | Описание | Приложение |
|---|---|---|
| CNMG | Double-sided insert, versatile for roughing and finishing. | Steel, stainless steel, and cast iron. |
| DNMG | Diamond-shaped, ideal for profiling and finishing. | Hardened steels and superalloys. |
| TNMG | Triangular insert, strong cutting edges for heavy-duty cutting. | Roughing and medium turning. |
| VNMG | V-shaped insert, excellent for profiling and fine finishing. | Stainless steel and high-temperature alloys. |
| WNMG | Trigon-shaped, offers multiple cutting edges for efficient use. | General purpose turning, from roughing to finishing. |
| SNMG | Square insert, robust and suitable for heavy roughing. | Cast iron and non-ferrous materials. |
| CCGT | Positive rake, sharp edge for low cutting forces. | Aluminum and other non-ferrous metals. |
| SCMT | Square, single-sided, and strong insert for tough operations. | Steel and stainless steel. |
| TPGT | Positive rake, ideal for high-speed turning. | Soft materials like brass and aluminum. |
| RCGX | Round insert, ideal for high-feed turning and contouring. | Complex contours and high-feed rates. |
Applications of Indexable Carbide Turning Inserts
| Материал | Suitable Insert Types | Application Description |
|---|---|---|
| Сталь | CNMG, TNMG, SCMT | General turning, roughing, and finishing operations. |
| Нержавеющая сталь | VNMG, DNMG, SCMT | Precision turning, profiling, and fine finishing. |
| Чугун | SNMG, CNMG, WNMG | Heavy-duty roughing and medium finishing. |
| Aluminum | CCGT, TPGT, RCGX | High-speed turning, low cutting force applications. |
| Superalloys | VNMG, DNMG, WNMG | High-precision turning, dealing with heat-resistant and tough materials. |
| Non-Ferrous Metals | CCGT, TPGT | Efficient turning with minimal tool wear. |
| Закаленная сталь | DNMG, VNMG | Hard turning, maintaining precision and surface finish. |
Свойства материалов Индексируемые твердосплавные токарные пластины
| Недвижимость | Описание |
|---|---|
| Твердость | Extremely hard, ensuring high wear resistance and long tool life. |
| Жесткость | Capable of withstanding significant mechanical stress and impacts. |
| Термостойкость | Maintains integrity and performance at high cutting temperatures. |
| Edge Sharpness | Precision-ground edges for accurate and smooth cutting. |
| Химическая устойчивость | Resistant to chemical reactions, reducing tool wear and oxidation. |
Состав, свойства и характеристики
| Материал | Состав | Свойства | Характеристики |
|---|---|---|---|
| Твердый сплав | Tungsten Carbide + Cobalt Binder | Высокая твердость, износостойкость | Suitable for various cutting conditions. |
| Керамика | Aluminum Oxide + Silicon Carbide | Extremely hard, brittle | Ideal for high-speed cutting of hard materials. |
| Cermet | Керамика + металлическое связующее | Высокотемпературная стабильность | Excellent for finishing applications. |
| PCBN | Polycrystalline Cubic Boron Nitride | Extreme hardness, thermal stability | Used for hard turning applications. |
| Алмаз | Pure Carbon Structure | Highest hardness, thermal conductivity | Best for non-ferrous metals and abrasive materials. |
Твердость, прочность и износостойкость
| Тип вставки | Твердость (HV) | Прочность (МПа) | Износостойкость |
|---|---|---|---|
| Твердый сплав | 1500-2000 | 1500-2500 | Высокая |
| Ceramic | 1800-2400 | 500-800 | Очень высокий |
| Cermet | 1400-1600 | 1200-2000 | Высокая |
| PCBN | 3000-4000 | 600-900 | Экстрим |
| Алмаз | 8000-10000 | 900-1200 | Ultimate |
Технические характеристики, размеры, формы и стандарты
| Спецификация | Размеры | Формы | Стандарты |
|---|---|---|---|
| ISO | 04, 08, 12, 16, 20 | Треугольник, квадрат, круг | ISO 1832 |
| ANSI | 1/4″, 3/8″, 1/2″ | Diamond, Trigon, Rectangle | ANSI B212.4 |
| JIS | 6 мм, 8 мм, 10 мм | V-Shaped, Octagon | JIS B 4051 |
| DIN | 4mm, 6mm, 12mm | Hexagon, Pentagonal | DIN 4982 |
| Пользовательское | Варьируется | Custom shapes available | Custom standards |
Поставщики и ценовая политика
| Поставщик | Тип вставки | Диапазон цен | Additional Features |
|---|---|---|---|
| Sandvik | Все типы | $5 – $25 per insert | Wide range, high quality, reliable. |
| Kennametal | Все типы | $4 – $22 per insert | Innovative designs, durable. |
| ИСКАР | Все типы | $6 – $28 per insert | Advanced technology, efficient performance. |
| Kyocera | Все типы | $5 – $20 per insert | Cost-effective, versatile. |
| Sumitomo | Все типы | $7 – $30 per insert | High precision, excellent finish. |
Как выбрать правильный Индексируемые твердосплавные токарные пластины
| Критерии | Соображения |
|---|---|
| Материал | Match insert material to workpiece material for optimal results. |
| Тип операции | Choose based on roughing, finishing, or profiling needs. |
| Возможности машины | Ensure the insert is compatible with your machine’s power and speed. |
| Скорость резки | Select inserts that can handle the desired cutting speed. |
| Стоимость | Balance between initial cost and long-term value. |
Преимущества и ограничения
| Преимущество | Ограничение |
|---|---|
| High precision and excellent finish | Initial cost can be high. |
| Multiple cutting edges | Requires proper handling and setup. |
| Durable and long-lasting | Not all inserts are suitable for all materials. |
| Универсальность для различных применений | Specific inserts needed for specific tasks. |
Detailed Descriptions of Specific Metal Powder Models
- CNMG 432
- Описание: Double-sided with 80-degree cutting edge.
- Приложение: General turning, both roughing and finishing.
- Material Compatibility: Steel, stainless steel, and cast iron.
- DNMG 441
- Описание: Diamond-shaped, perfect for fine finishing.
- Приложение: Precision turning and profiling.
- Material Compatibility: Hardened steels and superalloys.
- TNMG 160408
- Описание: Triangular insert with robust edges.
- Приложение: Heavy-duty roughing. Material Compatibility: Various steels and cast irons.
- VNMG 160404
- Описание: V-shaped insert for intricate profiling.
- Приложение: Fine finishing.
- Material Compatibility: Stainless steel and high-temperature alloys.
- WNMG 080408
- Описание: Trigon shape with multiple edges.
- Приложение: Versatile, from roughing to finishing.
- Material Compatibility: General purpose.
- SNMG 120408
- Описание: Square insert with strong edges.
- Приложение: Heavy-duty turning.
- Material Compatibility: Cast iron and non-ferrous materials.
- CCGT 09T308
- Описание: Positive rake with sharp edge.
- Приложение: High-speed turning.
- Material Compatibility: Aluminum and non-ferrous metals.
- SCMT 120408
- Описание: Square and single-sided.
- Приложение: Tough operations.
- Material Compatibility: Steel and stainless steel.
- TPGT 110308
- Описание: Positive rake for smooth cutting.
- Приложение: High-speed, precision turning.
- Material Compatibility: Soft materials like brass and aluminum.
- RCGX 120700
- Описание: Round insert for high-feed turning.
- Приложение: Complex contours and high-feed rates.
- Material Compatibility: Various metals, especially for contouring.
ЧАСТО ЗАДАВАЕМЫЕ ВОПРОСЫ
| Вопрос | Ответить |
|---|---|
| What are indexable carbide turning inserts? | These are cutting tools made from carbide material, designed to be rotated or indexed to use fresh cutting edges, extending their lifespan and efficiency. |
| Why use carbide inserts over traditional tools? | Carbide inserts offer multiple cutting edges, high precision, longer tool life, and versatility in various applications, making them cost-effective and efficient. |
| How to choose the right carbide insert? | Consider the material to be machined, the type of operation (roughing, finishing), machine capabilities, desired cutting speed, and overall cost efficiency. |
| What materials can be machined with carbide inserts? | Carbide inserts can machine a wide range of materials including steel, stainless steel, cast iron, aluminum, superalloys, and non-ferrous metals. |
| How do I ensure the longevity of my inserts? | Proper handling, correct setup, using the right insert for the right material and operation, and maintaining optimal cutting conditions can ensure longer tool life. |
| Where can I buy quality carbide inserts? | Reputable suppliers like Sandvik, Kennametal, ISCAR, Kyocera, and Sumitomo offer a wide range of high-quality carbide inserts suitable for various applications. |
Заключение
Indexable carbide turning inserts are integral to modern machining, offering unparalleled efficiency, precision, and versatility. Understanding the different types, their applications, and how to select the right insert for your needs can dramatically enhance your machining operations. Whether you’re dealing with steel, aluminum, or superalloys, there’s an indexable carbide turning insert tailored to your needs. Invest in the right tools, and watch your machining efficiency soar!
