Internal grinding machine(cnc) - List of Manufacturers, Suppliers, Companies and Products

[Processing Example] Sleeve <Difficult-to-Cut Material> CNC Internal Surface Grinding Machine STG-3N

We will introduce examples of sleeve processing, which has reduced processing time by 80% compared to before implementation!

We would like to introduce a case study of machining sleeves (ceramic parts). The background for the introduction was the need to reduce processing time and improve shape accuracy and surface roughness. Compared to before the introduction, processing time was reduced by 80%, and the surface roughness is below Ra0.4μm, with roundness below 0.35μm. 【Case Overview】 ■ Machining dimensions: φ12mm×8mm ■ Material: Ceramics (SiC) ■ Features: Difficult-to-machine material ■ Model: STG-3N ■ Spindle: M11H-T (Max 110,000rpm) *For more details, please refer to the related links or feel free to contact us.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

Ceramics
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[Processing Example] Guide Bush <Flange on Outer Diameter> CNC Internal Grinding Machine

Surface roughness should be below Ra0.2μm! Here are examples of machining guide bushes made of SUJ2 material.

We would like to introduce a processing example of "guide bushes" that we conducted. The model used is STG-6N. The processing dimensions are φ13mm×25mm, and the material is SUJ2. The background for the introduction is the improvement of productivity through reduced processing time. As a result of the introduction, the surface roughness was achieved at Ra0.2μm or below, and the roundness was realized at 0.8μm or below. 【Case Overview】 ■ Processing dimensions: φ13mm×25mm ■ Material: SUJ2 ■ Features: Flange on the outer diameter ■ Model: STG-6N ■ Spindle: SSPG-045 T100 (Max 45,000rpm) *For more details, please refer to the related links or feel free to contact us.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

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Mold Design
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[Processing Example] Alumina General-purpose Grinding Machine CNC Internal Grinding Machine STG-3N

Introduction of a machining case where processing time was reduced by 50% and cylindricity was improved.

We would like to introduce a case study of "alumina" processing conducted by our company. In the customer's equipment, the roundness was approximately 4μm with a processing time of 2400 seconds, so we proposed a processing method to improve the roundness in about half the processing time. Compared to before implementation, we achieved a 50% reduction in processing time, a surface roughness of Ra 0.5μm or less, and a roundness of 1.0μm or less. 【Case Overview】 ■Processing dimensions: φ3.1mm×22.5mm ■Material: Alumina ■Features: Special material, long hole (L/D=6.4) ■Model: STG-3N ■Spindle: M15H-T (Max 150,000rpm) *For more details, please refer to the related links or feel free to contact us.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

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[Processing Example] Die <Difficult-to-Cut Material> CNC Internal Grinding Machine STG-3N

As a result of the introduction, processing time reduced by 80%! Introducing a case study of die processing featuring difficult-to-cut materials.

We would like to introduce a case study of the processing of "dice" that we conducted. To shorten processing time, we introduced the "STG-3N." The processing dimensions are φ5mm×3mm, and the material used is carbide nib. As a result of the introduction, processing time was reduced by 80% compared to before, and the surface roughness was less than Ra0.2μm. 【Case Overview】 ■ Processing dimensions: φ5mm×3mm ■ Material: Carbide nib ■ Features: Difficult-to-cut material ■ Model: STG-3N ■ Spindle: M11H-TM (Max 110,000rpm) *For more details, please refer to the related links or feel free to contact us.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

Dice
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[Processing Example] Collet CNC Internal Grinding Machine STG-6N

A case where the extensive rework within the factory significantly reduced the customer's work time, which had been a source of frustration.

Here are some examples of processing with Colette (tool). In the customer's owned equipment, there was significant dimensional variation in the workpieces after processing, making it difficult to control processing accuracy. This required rework for corrections, consuming a lot of time. After implementation, the customer's working time was significantly reduced, with processing time shortened by 70% and surface roughness achieved at Ra0.1μm or less. 【Case Overview】 ■ Processing dimensions: φ30mm×20mm ■ Material: Carbide ■ Features: Slits on the processed surface ■ Model: STG-6N ■ Spindle: SSPG-045 T100 (Max 45,000rpm) *For more details, please refer to the related links or feel free to contact us.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

Other machine elements
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[Processing Example] Guide Bush <Long Hole> CNC Internal Grinding Machine STG-6N

Compared to before the introduction, processing time reduced by 35%! Introducing a case study of mold processing featuring long holes.

We would like to introduce a processing case of "guide bushes" that we conducted. As a background for the introduction, we proposed improving productivity by reducing processing time. The processing dimensions are φ24×67mm. The material is SUJ2, and the feature is a long hole. As a result of the introduction, we achieved a 35% reduction in processing time, a surface roughness of Ra0.4μm or less, and roundness of 1.5μm or less. 【Case Overview】 ■ Processing dimensions: φ24×67mm ■ Material: SUJ2 ■ Feature: Long hole ■ Model: STG-6N ■ Spindle: SSPG-045 T100 (Max 45,000rpm) *For more details, please refer to the related links or feel free to contact us.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

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Mold Design

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[Processing Example] Ring Gauge CNC Internal Grinding Machine STG-6N

Improvement of product shape accuracy and reduction of cycle time are the background for the introduction! We will also introduce the effects of the implementation.

We would like to introduce a case study of the processing of "ring gauges" that we conducted. The processing dimensions are φ50mm × 20mm, and the material is SKS31. The background for the introduction was to improve product shape accuracy and reduce cycle time. After implementation, the surface roughness was reduced to Ra 0.1μm or less, and the roundness was less than 0.3μm, resulting in a 60% reduction in processing time compared to before implementation. 【Case Overview (Partial)】 ■ Background: Improvement of product shape accuracy, reduction of cycle time ■ Effects of Implementation - Surface roughness Ra 0.1μm or less - Roundness 0.3μm or less - Processing time reduced by 60% (compared to before implementation) *For more details, please refer to the related links or feel free to contact us.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

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CNC Internal Grinding Machine "IGT-8N/12N"

High precision and reduced skill requirements for taper hole grinding are possible! High precision grinding with 0.1μm scale feedback control on the X and Z axes.

The "IGT-8N/12N" is a machine developed for the rationalization of internal grinding of spindles in machine tools. It can automatically grind the inner diameter, outer diameter, and end face of spindles such as machining centers and NC lathes, enabling significant process consolidation. Additionally, the taper angle calculation has been automated with NC technology, allowing for continuous automatic grinding of taper shapes and straight holes through program input. 【Features】 ■ High-precision grinding with 0.1μm scale feedback control on the X and Z axes ■ Adoption of a work swivel method for taper grinding ■ Minimum angle setting unit: control possible to 0.0001 degrees ■ Turret-type grinding wheel base with 4 spindles allows for multi-process grinding with a single chuck ■ A wide range of grinding spindles enables optimal grinding wheel selection for processing operations *For more details, please refer to the PDF document or feel free to contact us.

Company：太陽工機
Price：Other

Grinding Machine

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【Small-diameter machining & productivity improvement】General-purpose CNC internal grinding machine *Test machining available

We offer two models: the STG-3NX, which can achieve a minimum inner diameter finish of 0.3mm, and the STG-6N, which accommodates inner diameters up to 100mm. *Short delivery times available.

The "STG Series" is a versatile internal grinding machine equipped with a unique high-speed, high-precision, and high-rigidity spindle mounted on a grinding wheel shaft, achieving improved processing accuracy and productivity for inner diameter finishing. There are two models in the lineup: the "STG-3NX," which comes standard with a 4-inch chuck, and the "STG-6N," which is equipped with a 6-inch chuck. Both models are compact in size, allowing for space-saving installation. 【Features】 <STG-3NX> A compact versatile internal grinding machine that significantly improves the accuracy and productivity of small diameter hole finishing. - Capable of grinding inner diameters as small as φ0.3mm. - Standard equipped with a scroll chuck that can handle small-batch production of various types. - Suitable for chuck collets, mold components, ring gauges, carbide parts, ceramic parts, magnets, etc. <STG-6N> A compact versatile internal grinding machine that achieves precision and high-efficiency processing for a wide variety of products with outer diameters up to φ160mm. - Compatible with a wide range of workpieces with outer diameters up to φ160mm. - Compatible with FANUC's FIELD system. - Suitable for gears, mold components, ring gauges, chuck collets, hydraulic parts, automotive parts, etc. *For more details, please refer to the documentation.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

Grinding Machine

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Internal Grinding Machine "T-11L" (Chuck Type)

A cylindrical grinding machine equipped with three types of models to accommodate various processing applications.

This machine is a high-performance internal grinding machine with high precision, high rigidity, and excellent productivity, boasting a significant market share in the home appliance and automotive parts industries, and is available in three types of models. [T-11L19] Standard model among the three types with manual workpiece loading [T-11L59] Fully automatic machine equipped with a small loader for mass processing of small to medium-sized parts [T-11L57] Fully automatic machine equipped with a large loader for mass processing of medium to large-sized parts For more details, please download the catalog.

Company：トーヨーエイテック
Price：Other

Grinding Machine

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New Product: Compact Universal Internal Grinding Machine 'STG-3NX'

Compact universal internal grinding machine 'STG-3NX' that achieves high precision and high productivity. *Test processing available.

The product, the compact universal internal grinding machine "STG-3NX," is a CNC internal grinding machine that enables high-precision and high-efficiency processing despite its compact size. Since its launch in 2009, the "STG-3NX" has received high praise as a successor model to the small internal grinding machine "STG-3N," which is equipped with a 3-inch/4-inch chuck. It retains the advantages of space-saving, high rigidity, and low center of gravity structure while expanding the internal space by extending the stroke of the spindle base table, thereby improving workpiece loading and unloading as well as in-machine measurement operations. Additionally, it is equipped with a high-output, high-rigidity self-developed high-frequency spindle "H Series," contributing to the improvement of customer productivity through high-precision and high-efficiency processing. 【Features】 ■ The stroke of the spindle base table is extended by 33%, expanding the internal space. ■ Achieves high-precision and high-efficiency processing. ■ Improved operability based on ergonomic layout. ■ Equipped with FANUC NC device (FIELD system compatible). *To evaluate the capabilities of the STG-3NX, we offer test processing of specified workpieces free of charge in principle. Please contact us through the site or form below.

Company：セイコーインスツル精密デバイス事業部精機部
Price：Other

Grinding Machine

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Internal Grinding Machine "KN-113B"

Shoe Centerless Type Fully Automatic Internal Grinding Machine

The "KN-113B" is an internal grinding machine designed for the automation of mass-produced workpieces. With its unique powerful magnetic chuck, it supports the workpiece with a shoe and rotates it based on the right angle surface that has been ground on the outer diameter and end face. It is particularly suitable for internal grinding of components such as pairing, bushes, and collars, and is an ideal processing method for ensuring the concentricity of the outer diameter relative to the inner diameter. 【Features】 ■ The loading method can be selected from options such as T-type loaders, carrier methods according to the shape of the workpiece, single-arm methods, and flow-type methods, allowing for a reduction in idle time. ■ Direct dimensional gauges are also available, similar to the 113A type. *For more details, please download the PDF or contact us.

Company：和泉金属工業
Price：Other

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[New Model] Small Diameter and Precision Machining CNC Grinding Machine FX7 ULTRA

Applying machining technology at the sub-micron level for cutting tools that enables superior quality, performance, and long lifespan!

The "FX7 ULTRA" is a new model of CNC tool grinding machine designed for small and fine tools up to 0.03mm. The servo control algorithm, developed by ANCA, utilizes a unique algorithm and the nanometer measurement capabilities of its proprietary control system to achieve elegant and smooth movements of the axes. Additionally, the smooth parameters allow for more reliable control of speed and acceleration/deceleration, along with limiting machine jerk. 【Features】 ■ Improved rigidity of the C-axis ■ More reliable control of speed and acceleration/deceleration along with limiting machine jerk ■ Achieves elegant and smooth movements of the axes ■ Quick response to internal and external obstacles ■ Ultra-high performance of the servo system *For more details, please feel free to contact us. Related keywords: Tool grinding / High precision / Micro tools / Small diameter tools / Oil holes / Small diameter drills / Small diameter end mills / Ultra-precision machining / Fine machining / High resolution / Temperature control / Linear motors / Laser measurement / Runout correction / Automation / Labor-saving / 24-hour operation / Mass production / Large-scale production / Automotive / Medical / Aerospace / Semiconductors

Company：ANCA Machine Tools Japan
Price：Other

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Internal grinding machine(cnc) - List of Manufacturers, Suppliers, Companies and Products

Internal grinding machine Product List