CCG4012 Centerless Cylindrical Grinding Machine
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CCG4012 Centerless Cylindrical Grinding Machine
  • CCG4012 Centerless Cylindrical Grinding Machine

CCG4012 Centerless Cylindrical Grinding Machine

CCG4012 centerless grinder: max Ø150mm grinding, 305mm length capacity. Precision cylindrical grinding machine with variable-speed regulating wheel, heavy-duty construction for metal parts, high-accuracy industrial grinding equipment.
  • CCG4012 Centerless Cylindrical Grinding MachineDownload
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Technical parameters of CCG4012 Centerless Cylindrical Grinding Machine
Model Unit CCG4012
Diameter through grinding mm Φ2~40 (0.08-1.6”)
Max. length through grinding mm 120 (4.7”)
Cut grinding diameter mm Φ5~40 (0.2-1.6”)
Grinding wheel size mm Φ350x125x127 (14x5x5”)
Guide wheel size mm Φ250x125x75 (10x5x3”)
Grinding wheel speed r/min 1870
Guide wheel speed  r/min 20-280
Feed rate of corrector dial per grid mm 0.01
Working speed of dresser m/min 0.01-4
Rotary angle of guide wheel (vertical) ° -2~+4
Rotary angle of guide wheel (horizontal) ° 0~3
Feed rate of feeding scale per rotation mm 0.25
Feed rate of feeding scale per grid mm 0.002
Feeding handwheel per rotation mm 6
Center height mm 190 (7.5”)
Grinding wheel motor power kW 7.5
Guide wheel motor power kW 1.1
Lubrication motor power kW 0.09
Hydraulic motor power kW 0.25
Cooling motor power kW 0.09
Roundness mm 0.003
Cylindricity mm 0.004
Roughness Ra 0.32
Overall dimension (L x W x H) mm 1800x1450x1650
Net weight kg 2200
 
Standard accessories
1. Thru grinding bracket;
2. Pallet: 2-7, 7-18, 18-40mm;
3. Work light;
4. Coolant system;
 
Optional accessories
1. Magnetic separator water tank;
2. Plunge bracket;
3. Bracket: 2-18, 18-40mm;
4. Block;
5. Balancing arbor;
6. Charging construction;

Centerless Grinders
For fast stock removal, lower machine tolerances and size as low as 0.0001″ or better, centerless grinding is the answer. Fortunately, centerless grinding has grown in popularity in the sphere of grinding technology. With centerless grinders, as the name implies, the work is not supported between centers. Instead, it’s held on a blade between the grinding wheel and the regulating wheel, which acts as a brake to set the RPM.

Basically, centerless grinding can be carried out in two different methods:
1) Through-feed
2) In-feed (Plunge cut grinding)
The through-feed method is applicable only when straight cylindrical parts are used. If there’s a head in the work, or the work is of stepped or taper form, the in-feed method would be the best choice. The end-feed method is used for headed components that are too long to be ground by the in-feed method. Generally, the end-feed method is applied when the length of the workpiece is greater than the width of the grinding wheel.

Centerless grinders have many more advantages when compared to center type grinders:
The rate of production is higher in centerless grinding.
The workpiece is provided with better stability
The job is supported along the whole length which prevents the occurrence of deflection. Hence, this process is suitable for long workpieces.
The time required for job setting is eliminated.
Less stock is needed due to the elimination of centering.
Production costs are lower.
Maintenance costs are lower as the wear and tear on the machines is less.
Centerless grinding can be applied to jobs up to 16 cm in diameter and on washers of six meters in length. One advantage of this process is that it allows the grinding of headed, stepped, tapered, and formed jobs through both in-feed and end-feed methods.

Contact FORTUNE PACIFIC to learn more about our centerless grinders. Our agents are available to help you choose the best machinery for your particular application. 

A grinding machine, often shortened to grinder, is any of various power tools or machine tools used for grinding, which is a type of machining using an abrasive wheel as the cutting tool. Each grain of abrasive on the wheel's surface cuts a small chip from the workpiece via shear deformation.

Grinding is used to finish workpieces that must show high surface quality (e.g., low surface roughness) and high accuracy of shape and dimension. As the accuracy in dimensions in grinding is of the order of 0.000025 mm, in most applications it tends to be a finishing operation and removes comparatively little metal, about 0.25 to 0.50 mm depth. However, there are some roughing applications in which grinding removes high volumes of metal quite rapidly. Thus, grinding is a diverse field.

Overview
The grinding machine consists of a bed with a fixture to guide and hold the work piece, and a power-driven grinding wheel spinning at the required speed. The speed is determined by the wheel’s diameter and manufacturer’s rating. The grinding head can travel across a fixed work piece, or the work piece can be moved while the grind head stays in a fixed position.

Fine control of the grinding head or table position is possible using a vernier calibrated hand wheel, or using the features of numerical controls.

Grinding machines remove material from the work piece by abrasion, which can generate substantial amounts of heat. To cool the work piece so that it does not overheat and go outside its tolerance, grinding machines incorporate a coolant. The coolant also benefits the machinist as the heat generated may cause burns. In high-precision grinding machines (most cylindrical and surface grinders), the final grinding stages are usually set up so that they remove about 200 nm (less than 1/10000 in) per pass - this generates so little heat that even with no coolant, the temperature rise is negligible
Discover the ultimate precision machining solution with Fortune Pacific's CCG4012 Centerless Cylindrical Grinding Machine, an automated CNC centerless grinder engineered for exceptional workpiece accuracy and high-volume production efficiency. This robust cylindrical grinding equipment utilizes the proven centerless grinding principle, where the workpiece rotates between a high-speed grinding wheel and a regulating wheel without traditional centers or chucks, ideal for bar stock grinding, tube finishing, and high-precision OD grinding applications across automotive, aerospace, medical device manufacturing, and bearing industries. Key structural components include a heavy-duty cast iron base for vibration damping, a precision spindle for the grinding wheel, an adjustable hydraulic regulating wheel head, a rigid work rest blade, and an advanced CNC control system enabling automated in-feed grinding cycles and fine surface finishes. Operators benefit from its superior reliability, minimal setup time for batch jobs, consistent micron-level tolerances down to 0.001mm, enhanced roundness control, and lower operational costs compared to centered grinders, making it a top choice for manufacturers seeking productivity upgrades and flawless finish grinding on cylindrical parts, pins, shafts, and rollers. Invest in this high-performance industrial grinding machinery for unparalleled throughput and precision.
Освойте передовые технологии обработки с бесцентровочно-шлифовальным станком CCG4012 от Fortune Pacific – идеальным оборудованием для высокоточной обработки валов, втулок и труб. Этот автоматический круглошлифовальный станок ЧПУ (координатно-шлифовальный станок) использует метод бесцентрового шлифования, где заготовка поддерживается ножом и вращается между ведущим кругам и шлифовальным кругом, исключая биение и обеспечивая прецизионную обработку наружных диаметров (шлифовка ОD) с микронной точностью. Конструкция включает массивную станину для виброустойчивости, высокооборотный шпиндель шлифкруга, гидравлически регулируемый ведущий круг, жесткий люнет и систему ЧПУ для автоматической правки круга и управления врезным шлифованием. Станок незаменим в серийном производстве автомобильных компонентов, аэрокосмических деталей, подшипников и медицинских имплантов, гарантируя высочайшую надежность (надежные станки), повторяемость размеров, минимальное время переналадки и исключительную чистоту поверхности. Ключевые преимущества: высокая производительность шлифования, минимальный брак, экономия на оснастке и долгий срок службы – оптимальное решение для цехов, ищущих купить промышленный шлифовальный станок для сложных задач.
Khám phá giải pháp gia công chính xác hàng đầu với Máy mài không tâm trụ CCG4012 từ Fortune Pacific, một máy mài không tâm CNC tự động được thiết kế cho độ chính xác chi tiết gia công vượt trội và hiệu suất sản xuất khối lượng cao. Thiết bị mài trụ xi lanh vững chắc này sử dụng nguyên lý mài không tâm đã được chứng minh, nơi phôi quay giữa đá mài tốc độ cao và bánh xe điều chỉnh mà không cần tâm truyền thống hoặc mâm cặp, lý tưởng cho mài phôi thanh, hoàn thiện ống và ứng dụng mài đường kính ngoài (OD) độ chính xác cao trong sản xuất ô tô, hàng không vũ trụ, thiết bị y tế và ngành công nghiệp vòng bi. Các thành phần cấu trúc chính bao gồm bệ gang hạng nặng để giảm rung, trục chính chính xác cho đá mài, đầu bánh xe điều chỉnh thủy lực, lưỡi đỡ phôi cứng vững và hệ thống điều khiển CNC tiên tiến cho phép chu kỳ mài ăn dao tự động và đạt được độ bóng bề mặt mịn. Người vận hành hưởng lợi từ độ tin cậy vượt trội, thời gian thiết lập tối thiểu cho công việc theo lô, dung sai cấp micron nhất quán xuống 0.001mm, kiểm soát độ tròn được nâng cao và chi phí vận hành thấp hơn so với máy mài có tâm, biến nó thành lựa chọn hàng đầu cho các nhà sản xuất tìm kiếm nâng cấp năng suất và mài hoàn thiện hoàn hảo trên các chi tiết hình trụ, chốt, trục và con lăn. Đầu tư vào máy mài công nghiệp hiệu suất cao này để đạt được thông lượng và độ chính xác vô song.
พบกับโซลูชันการตัดเฉือนที่แม่นยำที่สุดด้วยเครื่องกลึงกลมไร้ศูนย์กลางรุ่น CCG4012 จาก Fortune Pacific เครื่องกลึงกลม CNC อัตโนมัติที่ออกแบบมาสำหรับความแม่นยำของชิ้นงานที่ยอดเยี่ยมและประสิทธิภาพการผลิตปริมาณสูง อุปกรณ์เจียระไนทรงกระบอกที่แข็งแกร่งนี้ใช้หลักการเจียรไร้ศูนย์กลาง (Centerless Grinding) ที่ได้รับการพิสูจน์แล้ว โดยชิ้นงานจะหมุนระหว่างล้อเจียรความเร็วสูงและล้อควบคุมโดยไม่ต้องใช้ศูนย์แบบดั้งเดิมหรือจับยึด เหมาะสมสำหรับการเจียรแท่งสต็อก (Bar Stock Grinding) การขัดผิวท่อ (Tube Finishing) และการใช้งานเจียรเส้นผ่านศูนย์กลางภายนอก (OD Grinding) ที่มีความแม่นยำสูงทั่วทั้งอุตสาหกรรมยานยนต์ อวกาศ การผลิตอุปกรณ์การแพทย์ และตลับลูกปืน องค์ประกอบโครงสร้างหลักประกอบด้วยฐานเหล็กหล่อหนักสำหรับลดการสั่นสะเทือน สปินเดิลความแม่นยำสำหรับล้อเจียร หัวล้อควบคุมแบบปรับได้ด้วยไฮดรอลิก มีดรองชิ้นงานที่แข็งแกร่ง และระบบควบคุม CNC ขั้นสูงที่ช่วยให้ทำงานเจียรแบบป้อนเข้า (In-feed Grinding) อัตโนมัติและได้ผิวสำเร็จเรียบเนียน ผู้ปฏิบัติงานได้รับประโยชน์จากความน่าเชื่อถือที่เหนือกว่า เวลาตั้งค่าต่ำสุดสำหรับงานแบตช์ ความคลาดเคลื่อนระดับไมครอนที่สม่ำเสมอถึง 0.001 มม. การควบคุมความกลมที่ดีขึ้น และต้นทุนการดำเนินงานที่ต่ำกว่าเมื่อเทียบกับเครื่องเจียรแบบมีศูนย์กลาง ทำให้เป็นตัวเลือกอันดับต้นๆ สำหรับผู้ผลิตที่ต้องการอัพเกรดประสิทธิภาพการผลิตและการเจียรผิวสำเร็จ (Finish Grinding) ที่สมบูรณ์แบบบนชิ้นส่วนทรงกระบอก พิน เพลา และโรลเลอร์ ลงทุนในเครื่องจักรกลโรงงาน (Industrial Grinding Machinery) ประสิทธิภาพสูงนี้เพื่อผลผลิตและความแม่นยำที่เหนือชั้น
Temui penyelesaian pemesinan ketepatan utama dengan Mesin Pengisaran Silinder Tanpa Pusat CCG4012 dari Fortune Pacific, pengisar tanpa pusat CNC automatik yang direka untuk ketepatan kerja ketepatan yang unggul dan kecekapan pengeluaran volum tinggi. Peralatan pengisaran silinder kukuh ini menggunakan prinsip pengisaran tanpa pusat yang terbukti, di mana benda kerja berputar antara roda pengisar kelajuan tinggi dan roda pengawal tanpa pusat tradisional atau rahang chuck, sesuai untuk pengisaran stok bar, kemasan tiub dan aplikasi pengisaran OD (luar diameter) ketepatan tinggi merentasi automotif, aeroangkasa, pembuatan peranti perubatan dan industri galas. Komponen struktur utama termasuk asas besi tuang berat untuk redaman getaran, gelendong ketepatan untuk roda pengisar, kepala roda pengawal hidraulik laras, bilah rehat kerja kukuh dan sistem kawalan CNC maju membolehkan kitaran pengisaran suapan automatik dan kemasan permukaan halus. Pengendali mendapat manfaat daripada kebolehpercayaan unggulnya, masa persediaan minima untuk kerja kelompok, toleransi peringkat mikron konsisten turun kepada 0.001mm, kawalan kebulatan dipertingkatkan dan kos operasi lebih rendah berbanding pengisar berpusat, menjadikannya pilihan utama untuk pengeluar mencari peningkatan produktiviti dan pengisaran kemasan sempurna pada bahagian silinder, pin, aci dan penggelek. Melabur dalam jentera pengisaran perindustrian prestasi tinggi ini untuk hasil kerja dan ketepatan yang tiada tandingan.
Tuklasin ang pangunahing solusyon sa precision machining gamit ang Fortune Pacific CCG4012 Centerless Cylindrical Grinding Machine, isang awtomatikong CNC centerless grinder na ininhinyero para sa pambihirang workpiece accuracy at mataas na volume production efficiency. Ang matibay na cylindrical grinding equipment na ito ay gumagamit ng subok na centerless grinding principle, kung saan umiikot ang workpiece sa pagitan ng high-speed grinding wheel at regulating wheel nang walang tradisyonal na centers o chucks, perpekto para sa bar stock grinding, tube finishing, at high-precision OD grinding application sa automotive, aerospace, medical device manufacturing, at bearing industries. Kabilang sa mga pangunahing structural component ang heavy-duty cast iron base para sa vibration damping, precision spindle para sa grinding wheel, adjustable hydraulic regulating wheel head, matibay na work rest blade, at advanced na CNC control system na nagpapagana ng automated in-feed grinding cycles at pinong surface finish. Makikinabang ang mga operator sa superior reliability nito, minimal setup time para sa batch jobs, consistent micron-level tolerances hanggang 0.001mm, enhanced roundness control, at mas mababang operational cost kumpara sa centered grinders, ginagawa itong top choice para sa mga manufacturer na naghahanap ng productivity upgrade at flawless finish grinding sa cylindrical parts, pins, shafts, at rollers. Mamuhunan sa high-performance industrial grinding machinery na ito para sa walang kapantay na throughput at precision.
Scopri la soluzione definitiva per la lavorazione di precisione con la Rettificatrice Cilindrica Senza Punti CCG4012 di Fortune Pacific, una macchina rettificatrice centerless CNC automatizzata progettata per precisione eccezionale del pezzo ed efficienza nella produzione ad alto volume. Questa robusta attrezzatura per rettifica cilindrica utilizza il collaudato principio della rettifica senza centri, in cui il pezzo ruota tra una mola ad alta velocità e una mola regolatrice senza centri tradizionali o morse, ideale per la rettifica di barre, la finitura di tubi e applicazioni di rettifica OD (diametro esterno) ad alta precisione nei settori automotive, aerospaziale, dispositivi medici e cuscinetti. I componenti strutturali chiave includono una base in ghisa pesante per lo smorzamento delle vibrazioni, un mandrino di precisione per la mola, una testa regolatrice idraulica regolabile, una lama di appoggio rigida e un avanzato sistema di controllo CNC che consente cicli di rettifica a infeed automatizzati e finiture superficiali fini. Gli operatori beneficiano della sua superiore affidabilità, tempo minimo di setup per lavori in batch, tolleranze consistenti a livello di micron fino a 0,001 mm, miglior controllo della rotondità e costi operativi inferiori rispetto alle rettificatrici con centri, rendendola la scelta ideale per i produttori che cercano aggiornamenti di produttività e rettifica di finitura impeccabile su parti cilindriche, perni, alberi e rulli. Investi in questa macchina utensile per rettifica industriale ad alte prestazioni per una produttività e precisione senza pari.
Fortune Pacific CCG4012 Merkezsiz Silindirik Taşlama Makinesi ile üstün hassasiyetli işleme çözümünü keşfedin. Bu otomatik CNC merkezsiz taşlama makinesi, olağanüstü parça hassasiyeti ve yüksek hacimli üretim verimliliği için tasarlanmıştır. Sağlam silindirik taşlama ekipmanı, geleneksel merkezler veya aynalar olmadan iş parçasının yüksek hızlı taşlama tekerleği ve düzenleyici tekerlek arasında döndüğü kanıtlanmış merkezsiz taşlama prensibini kullanır; otomotiv, havacılık, tıbbi cihaz imalatı ve rulman endüstrilerinde çubuk stok taşlama, boru bitirme ve yüksek hassasiyetli OD (dış çap) taşlama uygulamaları için idealdir. Temel yapısal bileşenler arasında titreşim sönümleme için ağır hizmet tipi dökme demir taban, taşlama tekerleği için hassas mil, ayarlanabilir hidrolik düzenleyici tekerlek kafası, sağlam iş parçası destek bıçağı ve otomatik ilerlemeli taşlama döngüleri ile ince yüzey bitirmeleri sağlayan gelişmiş CNC kontrol sistemi bulunur. Operatörler, merkezli taşlama makinelerine kıyasla üstün güvenilirlik, parti işleri için minimum kurulum süresi, 0.001mm'ye kadar tutarlı mikron seviyesi toleranslar, geliştirilmiş yuvarlaklık kontrolü ve daha düşük işletme maliyetlerinden faydalanarak bu makineyi silindirik parçalar, pimler, miller ve rulolar üzerinde kusursuz yüzey bitirmesi ve verimlilik artışı arayan üreticiler için öncelikli tercih haline getirir. Benzersiz verim ve hassasiyet için bu yüksek performanslı endüstriyel taşlama makinesine yatırım yapın.
Découvrez la solution ultime d'usinage de précision avec la Rectifieuse Cylindrique Sans Centre CCG4012 de Fortune Pacific, une rectifieuse centerless CNC automatisée conçue pour une précision exceptionnelle des pièces et une efficacité de production à haut volume. Cet équipement robuste de rectification cylindrique utilise le principe éprouvé de la rectification centerless, où la pièce tourne entre une meule à grande vitesse et une meule régulatrice sans centres traditionnels ou mandrins, idéal pour la rectification de barres, la finition de tubes et les applications de rectification de diamètre extérieur (OD) haute précision dans les secteurs automobile, aérospatial, dispositifs médicaux et roulements. Les composants structurels clés incluent un bâti en fonte lourd pour l'amortissement des vibrations, une broche de précision pour la meule, une tête de meule régulatrice hydraulique réglable, une règle porte-pièce rigide et un système de commande CNC avancé permettant des cycles de rectification en plongée automatisés et des états de surface fins. Les opérateurs bénéficient de sa fiabilité supérieure, d'un temps de mise en œuvre minimal pour les séries, de tolérances cohérentes au niveau du micron jusqu'à 0,001 mm, d'un contrôle amélioré de la circularité et de coûts opérationnels inférieurs par rapport aux rectifieuses à centre, en faisant le choix privilégié pour les fabricants recherchant une amélioration de la productivité et une rectification de finition parfaite sur des pièces cylindriques, des goupilles, des arbres et des rouleaux. Investissez dans cette machine de rectification industrielle haute performance pour un débit et une précision inégalés.
Technical parameters of CCG4012 Centerless Cylindrical Grinding Machine
Model Unit CCG4012
Diameter through grinding mm Φ2~40 (0.08-1.6”)
Max. length through grinding mm 120 (4.7”)
Cut grinding diameter mm Φ5~40 (0.2-1.6”)
Grinding wheel size mm Φ350x125x127 (14x5x5”)
Guide wheel size mm Φ250x125x75 (10x5x3”)
Grinding wheel speed r/min 1870
Guide wheel speed  r/min 20-280
Feed rate of corrector dial per grid mm 0.01
Working speed of dresser m/min 0.01-4
Rotary angle of guide wheel (vertical) ° -2~+4
Rotary angle of guide wheel (horizontal) ° 0~3
Feed rate of feeding scale per rotation mm 0.25
Feed rate of feeding scale per grid mm 0.002
Feeding handwheel per rotation mm 6
Center height mm 190 (7.5”)
Grinding wheel motor power kW 7.5
Guide wheel motor power kW 1.1
Lubrication motor power kW 0.09
Hydraulic motor power kW 0.25
Cooling motor power kW 0.09
Roundness mm 0.003
Cylindricity mm 0.004
Roughness Ra 0.32
Overall dimension (L x W x H) mm 1800x1450x1650
Net weight kg 2200
Basically, centerless grinding can be carried out in two different methods:
1) Through-feed
2) In-feed (Plunge cut grinding)
The through-feed method is applicable only when straight cylindrical parts are used. If there’s a head in the work, or the work is of stepped or taper form, the in-feed method would be the best choice. The end-feed method is used for headed components that are too long to be ground by the in-feed method. Generally, the end-feed method is applied when the length of the workpiece is greater than the width of the grinding wheel.

Centerless grinders have many more advantages when compared to center type grinders:
The rate of production is higher in centerless grinding.
The workpiece is provided with better stability
The job is supported along the whole length which prevents the occurrence of deflection. Hence, this process is suitable for long workpieces.
The time required for job setting is eliminated.
Less stock is needed due to the elimination of centering.
Production costs are lower.
Maintenance costs are lower as the wear and tear on the machines is less.
Centerless grinding can be applied to jobs up to 16 cm in diameter and on washers of six meters in length. One advantage of this process is that it allows the grinding of headed, stepped, tapered, and formed jobs through both in-feed and end-feed methods.