Hermos CNC internal grinding machine (centerless type)

Shenyang Hermos CNC Machine Tool Co., Ltd

CNC INTERNAL GRINDING (CENTERLESS TYPE)MACHINE TOOLCNC INTERNAL GRINDING (CENTERLESS TYPE)MACHINE TOOL

www.hermosgrinder. com [email protected]

HERMOS Internal grinding machine (centerless type)HERMOS Internal grinding machine (centerless type)

HMHMNN--110 internal grinding machine (centerless type) -Introduction110 internal grinding machine (centerless type) -Introduction

HMP-110 internal grinding machine tool -Appearance

HMN-110 Internal Grinding Machine (centerless type) inside grinding

Competitor And famous customer Competitor And famous customer

Succesul Case1. Internal Grinding (centerless type) for piston of air condition compressor

Succesul Case1. Internal Grinding (centerless type) for piston of air condition compressor result

Succesul Case 2. Internal Grinding (centerless type) for bearing

Succesul Case2. Internal Grinding (centerless type) for bearing result

Contact way

Directory


HERMOS Internal grinding machine (centerless type)HERMOS Internal grinding machine (centerless type)

Through Hole Blind hole Stepped hole Taper Hole Surface


HMHMNN--110 internal grinding machine (centerless type) -Introduction110 internal grinding machine (centerless type) -Introduction

Processing range:

Grindable work O.D. (max):φ12-120 mm

Grindable work height:10-40mm

Suitable for processing parts with high precision demands.

CPK≥1.33

Roundness≤ 2 μm

Cylindricity ≤ 2 μm

Dimension precision≤ 2 μm

Surface roughness≤ Ra0.2 μm


HMP-110 internal grinding machine tool -Appearance


HMN-110 Internal Grinding Machine (centerless type) inside grinding

Grinding Dressing


Item Specification

Grinding method CNC oscillation grinding

Work support method 2-Shoes+ 1 Magnet Chuck

Machining surface Through hole, blind hole, stepped hole, taper hole, end face

Dressing method Diamond rotary

Grindable workpiece I.D. φ10-120mm

Grindable workpiece width 10～40mm

Chuckable workpiece O.D φ20～130mm

Height of workpiece center 1113mm

Workpiece spindle speed 220～1500r/min

Work spindle box swivel angel ±25°

Table travel(X axis) 120mm

Table speed(X axis) 0.4～333,330 φμm/s

Table travel(Z axis) 400mm

Table speed(Z axis) 0.2～333,330μm/s

Net weight 6.5T

Floor space(L×W×H) 3410×2730×2410

Roundness ≤2μm

Roughness ≤Ra0.2μm

Dimensional precision ≤2μm

Cylindricity ≤2μm

Technical specification


HMN-110 Internal Grinding Machine (centerless type) -Application-Application

This machine tool could be applied to airconditioner compressors, bearings, gears, autoparts, hydraulic parts and other fields, where materials hard to process.


Competitor And famous customer

Brand Technical specification Service Price Hermos internal grinding machine Grinding effieciency highRough

and fine grinding togetherDefective rate within 1/10000Good product consistencyCPK≥1.33

Short deliver time.Quikly service Providing machine tool+CBN grinding wheel+grinding technology,etc

1/3a

Toyo internal grinding machine Grinding effieciency highRough and fine grinding togetherDefective rate within 1/10000Good product consistencyCPK≥1.33

Long deliver time a


Customer requirement

Workpiece Piston of air condition compressor

Material NiCrMo cast iron

Hardness HRC45-50

Roundness(μm) 2

Cylindricity (μm) 2

Straightness (μm) 1.5

Cpk ≥1.33(±3μm)

Cycle time(s) 30

Purpose Reach high level as Toyo grinder

Dressing time(pc) 50pcs workpices by once dressing

Customer Air condition compressor enterprise

Stock removal(mm) Φ0.27

Waviness(μm) 1.3

Roughness(mm) Rz1.6

Succesul Case1. Internal Grinding (centerless type) for piston of air condition compressor

Equipment

Hermos CNC internal grinding machine (centerless type)HMN-110

Hermos ZK-CBN grinding wheel

Hermos diamond dressing roller

Hermos self-adptive control grinding technology


Succesul Case1. Internal Grinding (centerless type) for piston of air condition compressor result

After grinding---Result Toyo internal grinding machine (centerless type )

Hermos internal grinding machine (centerless type )

Roundness(μm) 0.82μm 0.74μm

Cylindricity (μm) 0.7μm 0.6μm

Straightness (μm) 0.87μm 0.64μm

Waviness(μm) 0.8μm 0.7μm

Roughness(mm) Rz1.2 Rz1.2

Cpk Cpk1.69 Cpk2.3

Cycle time(s) 28s 27.45s


Succesul Case 2. Internal Grinding (centerless type) for bearing


Workpiece Taper roller bearing outter ring

Material GCr15

Hardness HRC60-64

Cooling way Water

Cycle time(s) 10

Purpose Reduce cycle time as requirement

Customer Japanese bearing manufacturer

Stock removal(mm) Φ0.3

Technical solution and equipment

Machine tool

Grinding wheel

Dresser

Grinding technology

General internal grinding machine

Ordinary SiC grinding wheels

Ordinary dresser

Fixed speed grinding



Hermos diamond dressing roller

Hermos self-adptive control grinding

Item Original grinding way of customer Hermos solution for grinding

Dressing cycle 1pcs workpices by once dressing 100pcs workpices by once dressing


Succesul Case2. Internal Grinding (centerless type) for bearing result

Result after grinding

Cycle time(s) 18

CBN grinding wheel service time (s) 850 pc

Customer grinding After Hermos grinding

9

75000 pcs


Succesul Case 3. Internal Grinding (centerless type) for Sealing Ring of Turbo Charger


Workpiece Sealing ring of turbo charger

Material 3Gr13

Hardness HRC50~56

Cooling way Water

Purpose Improve processing efficiency

Customer A turbo charger manufacturer

Stock removal(mm) Φ0.15mm

Technical solution and equipment

Machine tool

Grinding wheel

General internal grinding machine

General grinding wheels



Item Original grinding way of customer Hermos solution for grinding

Dressing cycle 1pcs workpices by once dressing 100pcs workpices by once dressing


Succesul Case 3. Internal Grinding (centerless type) for Sealing Ring of Turbo Charger

Result after grinding

Cycle time(s) 9

Roundness(mm) 0.005

Customer grinding After Hermos grinding

2

0.002

Cylindricity(mm) 0.006 0.002


Contact way:


Shenyang Hermos CNC Machine Co.,Ltd

International trade manager

Susie

Cell phone:+86 13998197202

Email: [email protected]

Tel: 0086 024 83787158

Fax: 0086 024 83787178

Add:25 centrury road,hunnan new district,shenyang 110179,China

Web: www.hermosgrinder.com

Technology

Hermos CNC internal grinding machine (centerless type)