<JAPAN> Precision Surface Grinding Machine PSG/ACC-SA1 Series

Precision Surface Grinding Machine PSG/ACC-SA1 Series OKAMOTO MACHINE TOOL WORKS, LTD. 2993 Gobara, Annaka, Gunma, Japan 379-0135 TEL : +81-27-388-9595 FAX : +81-27-385-1144 URL : www.okamoto.co.jp When and before using our products, you are requested to well go through the articles on danger, warning and attention for the sake of safety described in operation manual attached to the machine and also in the warning plates mounted on the machine. CAUTION *Specifications subject to change without notice.*When a product manufactured at our factory comes under the Foreign Exchange And Foreign Trade Control Law and is exported or carried overseas, it is necessary to receive permission or approval of the Japanese Government. Printed in Japan in July 2018.　2018074000AD-01

Precision Surface Grinding Machine Next Generation PSG/ACC-SA1 Series Standard Surface Grinder Series FEATURE■ Best Machine For Replacement of PSG/ACC-DX Series Equipped with A Newly Developed ■ Position Teaching system for Crossfeed stroke■ Compact Footprint Design ■ New Control Allows For Easy Monitoring Of Different User Friendly Controller Iinformation and LCD Touch Screen ■ Auto Dress with Compensation is Standard ■ Spindle Inverter Unit is Standard ■ Auto-Retract Function is Standard Lineup of The Precision Surface Grinding Machine PSG64SA1(Stainless steel cover is Option) PSG/ACC - SA1 Series PSG/ACC 105 SA1 Magnetic Chuck Work AreaChuck size（mm） 1000 800 PSG/ACC52SA1 500× 200 0 60050 500 Chuck Size 400 PSG/ACC63SA1 6 00× 300 3001000 × 500mm 200 PSG/ACC64SA1 600× 400 52Precision Surface Simultaneous PSG/ACC65SA1 600× 500 Grinding Machine control axis 63number 84 PSG/ACC84SA1 800× 400 64 65 PSG/ACC105SA1 1000× 500 105 PSG/ACC-SA1 Series 02

With More capability and reliable new controller, makes it easy to operate the machine Quality1 Saddle Typ Construction for PSG/ACC-SA1 Series Quality3 More simply operation with New controller Compact footprint design and Utelizing the Large LCD Touch Screen Display Auto grinding cycle, replacement of DX Series Auto dress with compensation function, Shift plunge grinding mode, Ready to use machine, Self-diagnostic function had been installing with easy operation Easy to use Operationnal panel ● Utelizing 10 inch color LCD monitor ● More less select switch, bottom which transfer to Stabilizing Accuracy Touch panel ● Utelizes AC servo motor for Vertical & Crossfeed movement Automatic Grinding Mode and Manual Grinding Mode ● M.P.G. handle on each axis for simplified and convenience use for the operator ● Okamoto's control system simplifies the grinder's Manual feed for Crossfeed X 1, X10, X50, fully automatic cycle for Vertical feed is X0.1, X1, X10 Hand Scrapped slideway for long term accuracy ● Manual grinding mode can be used to simulate a manual machine M.P.G. hand wheel for Vertical axis Quality4 Simpliefied operation to take advantage of many functions of the New control Includes Automatic dress with compensation and Shift Plunge Cycle Automatic dress with compensation function New Function Grinding parameters are stored for up to 10 programs (OP) New Function Quality2 Ease of Operation in the Grinding Machine ● Automatic dress with compensation function is ● Grinding conditions recorded as Max. 10 recipe standard using the Table mounted dresser and call back (OP) Mechanical structure Feature of Construction Separate Setting Coarse or Fine dress amount and speed Shift Plunge Cycle New Function ● Ergonomic design with easy to Operation from ● Eliminate Lever handle from Frame front, Multiple Dress cycle can be set with interval in many dfferent positions concentrate onto operation panel for easy operate Coarse grinding mode ● Shift plunge Cycle for Coarse grinding mode ● Dress counter is also available as an option (OP) Step shift movement for plunge grinding ● Shift plunge is 30% faster than traverse grinding Display Alarm New Function Column Unit Grinding Spindle Unit Sp ind le ● Report function displays alarm, helping improve Operation Motor maintenance Panel ● Alarm display, allows for easy and quick solution Hydraulic pump motor Tracking of total working hours, Cycle counter New Function Lubrication Table longitudinal pump motor hand wheel Dress Parameters set up screen ● Tracking Power ON hours, Spindle ON hours can Electric M.P.G. for crossfeed axis be monitoring(OP)Cabinet Also available is a cycle counter for calculate completed workpiece (OP) PSG/ACC-SA1 Series 03 PSG/ACC-SA1Series 04

LCD Touch Screen Display Simplified & Efficent new control system SOFT WARE Various Grinding Condition Set up Screen Explanation for Operation screens Coarse/Fine grinding infeed set up screen ● Utelizes a Color LCD display for Easy Operation ● All grinding parameters can be set up on Screen ● Process position can be monitoring during grinding cycle Set up for Grinding wheel speed Coarse grinding infeed set up screen Fine grinding infeed set up screen ● Select your needed infeed amount or push ● Select your needed infeed amount or push Confirm Coordinate position, Teaching the position Screen Lock and Un-Lock Y-axis (Vertical feed axis) X-axis (Crossfeed axis) Remaining Stock removal amount During Un-Lock During Lock Grinding wheel rotation speed set up screen(editing is activated) (editing is deactivated) Setting the speed with dial Setting the speed with numeric keypad ● Press grinding spindle icon, to open set up widows ● push rpm value widows for numeric keypad to pop up and enter desired value Step feed or Bias (continuous) feed set up screen Grinding parameters set up Screen Step Feed or Bias (Continuous) Feed set up screen Shift Plunge Cut set up Screen Dress set up Screen Grinding process position display Step Feed amount Bias (Continuous) Feed amount Coarse and Fine Grinding amount set up screen Machine monitoring screen Set up screen for Step feed amount Set up screen for Bias (continuous) feed amount Coarse grinding Fine grinding Fine grinding stock No. of ● Set up step amount for Coarse & Fine ● Set up Bias (continuous) feed amount for infeed amount infeed amount removal amount Spark-out Alarm check screen I/O check screen grinding separately Coarse & Fine separately PSG/ACC-SA1 Series 05 PSG/ACC-SA1 Series 06

Grinding process information is easily managed on the screen SOFT WARE SOFT WARE Versatile software helping the machine run more Automation Moving for more Visible process Dress set up screen Monitoring screen whole grinding process Measurement for accumulation Automatic dress with compensation function - ① Automatic dress with compensation function - ② Check grinding process over all Make up for every information ● Coarse & Fine dress set up separately ● Set up Initial dress, dress interval & dress ●Capable of checking current grinding process ● Count for completred parts by cycle counter infeed method until reach the size, cycle position and retract (OP) position on one screen Shift plunge function Alarm monitoring screen Alarm history management Shift plunge parameter - ① Shift plunge parameter - ② Alarm monitoring screen Alarm history management screen ● Set up shift amount ● Set up Air cut amount & Interval ● Details of alarm displayed on screen ● Possible to monitor alarm history immediately and manage to necessary action ● Identify mechanical error or data error Retract function Automatic dress function ● All alarms recorded on the list Self diagnostics screen (I/O check) Spindle Load monitoring screen Set up retract amount for Vertical & Cross feed ● To move for dresser screen,Table dress, ● Retract function is standard on the machine Overhead dresser (OP),Manual table dress or Self diagnostics screen Spindle Load Monitoring By touching value windows, numric keypads will Overhead dresser (OP) ● When the machine has an alarm, ● Spindle rotation speed and Load monitoring pop up ● Grinding wheel set up including wheel width the correcsponding part in wire number Check spindle load and decide for suitable and wheel wear compensation amount infeed amount PSG/ACC-SA1 Series 07 PSG/ACC-SA1 Series 08

SPECIFICATIONS Optional Accessories Items 52SA1 63SA1 64SA1 65SA1 84SA1 105SA1 Items Specification 52SA1 63SA1 64SA1 65SA1 84SA1 105SA1 Table Working Capacity mm 505×200 605×300 605×400 610×500 805×400 1016×500 Tank capacity 40ℓ Max. Table Travel mm 650×230 750×340 750×440 750×540 950×440 1150×540 Coolant and Dust suction system Coolant motor　　 40W/2P1 ◯ ー Capacity Distance from Table Top to Wheel under mm 47.5～397.5 22.5～322.5 22.5～322.5 22.5～522.5 22.5～522.5 22.5～522.5 with mag. Separator Dust suction motor　　　　　4　00　W　/　2P　　　 sideStandard Chuck size mm 500×200×75 600×300×75 600×400×85 600×500×100 800×400×85 1000×500×100 Mag. Separator capacity 20ℓ/min Table Load capacity (include chuck) Kg 200 420 420 700　 700　 700　 Tank capacity 120ℓ Longitudinal T-Slot (Width x No.) ー 　 　 　 ー 2 Coolant and Dust suction system Coolant motor　　 60W/2P ー ◯ Feed m/min with mag. Separator Dust suction motor　　　　　4　00　W　/　2P　　　 (X axis) Longitudinal Feed Rate (Average) 0.3～25 Mag. Separator capacity 40ℓ/min Hand Feed per Revolution mm 0.01/0.1/1.0 Manual Feed Graduation of Hand Feed mm 0.0001/0.001/0.01 Coolant system with mag. Tank capacity　　　　　　　　12　0　ℓ　　 3 ー ◯ VERTICAL Coarse Grinding mm 0.0001～0.03 Separator &Paper filter unit Mag. Separator capacity　　20ℓ/min FEED Automatic Feed Rate　　　　　　　　　　　　　　　　　　　　 Paper filter size 500㎜ｘ100m (Y-AXIS) (Plunge & Traverse) Fine Grinding mm 0.0001～0.03 4 Max. stroke 35㎜ ◯ No. of Spark-out No. 0～10 Manual type Overhead dresser unit ー Max. wheel width 25㎜ Vertical Rapid Feed mm/min 1～600 5 Max. stroke 35㎜ Hydraulic type Overhead dresser unit ◯ ー Hand Feed per Revolution mm 0.1/1.0/5.0 Max. wheel width 25㎜ Cross Manual Feed Rate Graduation of Hand Feed mm 0.001/0.01/0.05 6 Max. stroke 60㎜ Feed Manual type Overhead dresser unit ー ◯ ー (Z axis) Intermittent Feed mm 0.5 ～ 15 0.5 ～ 20 0.5 ～ 20 0.5 ～ 20 0.5 ～ 20 0.5 ～ 20 Max. wheel width 50㎜Automatic Feed Rate Continuous Feed Rate mm/min 0.1 ～ 1000 7 Max. stroke 70㎜Hydraulic type Overhead dresser unit ー ◯ Grinding Diameter x Width x Bore mm 50㎜ φ205×19×φ50.8 φ 355 × 38 ×φ 127 Max. wheel width Wheel No. of Dress 0～9Speed min-1 1000～3600 200 ～ 2500 200 ～ 2500 200 ～ 2500 200 ～ 2500 200 ～ 2500 Hydraulic type Overhead dresser unit 8 Wheel wear compensation amount 0～99μm ◯ Grinding Wheel Spindle kW/P 2.2/2 3.7/4 with dress compensation function Dress interval amount 0～990μm Hydraulic Oil Pump kW/P 0.75/2 1.5 2.2 Motors 9 Mist collector Including Mounting base ◯Vertical Feed kW 0.4 0.4 10 Digital scale Min. display unit 0.001㎜ ◯ Cross Feed kW 0.75 0.75 11 Electro-magnetic chuck ◯ Power Supply KVA 8 11 11 14 14 14 12 Oil cooling type Electro-Magnetic Chuck ◯ Floor Space Width x Depth x Height mm 2430×2000×1850 2740×2250×1850 2740×2450×1850 2740×2600×2120 3330×2450×2120 4330×2600×2120 13 Electro-Permanent Chuck & Chuck controller ◯ Weight Net Weight Kg 2100 2800 3000 3500 3900 4600 14 Oil cooled wheel head [Pump] [Oil Temperature Regulator] are required ◯ * Above Floor Space does not including Coolant tank unit 15 Spindle motor power up ◯ 16 Cooling fan for Hydraulic oil ◯ Machine External View 17 Temperature regulator ◯18 Hi Accuracy Slide way adjustment for Vertical slide Floor Space（mm） 19 High Column Specification 200mm extend Vertical Stroke ー ◯ ー A B C Max. wheel width 25㎜20 Spare wheel adaptor ◯ ー PSG/ACC-52SA1 2,430 1,920 1,845 Flange diameter φ111B PSG/ACC-63SA1 2,740 2,120 1,845 Max. wheel width 38㎜21 Spare wheel adaptor ー ◯ PSG/ACC-64SA1 2,740 2,330 1,845 Flange diameter φ175 PSG/ACC-65SA1 2,740 2,520 2,110 22 Micro balancing unit Auto guidance system ◯ PSG/ACC-84SA1 3,325 2,330 2,165 23 Wheel adaptor for Micro balancing unit Exclusive balance piece ◯ PSG/ACC-105SA1 4,320 2,550 2,110 24 Grinding wheel balancer unit (BW-260 type) with an arbor Max. wheel diameter φ260x75㎜ ◯ ー Length 178㎜ 25 Balance arbor for BW-260 unit ◯ ー Both sides diameter x Length φ15ｘ15㎜ C 26 Grinding wheel balancer unit (BW-360 type) with an arbor Max. wheel diameter φ360ｘ75㎜ ー ◯ Length 178㎜ 27 Balance arbor for BW-360 unit ◯ Both sides diameter x Length φ15ｘ15㎜ ー 28 Work light (LED type) LED light ◯ A B 29 Hydraulic oil Please use recommend oil only (1 can / 20 Liters) 4 缶 6 缶 8 缶 9 缶 30 Custom painting color for machine Please supply specific Munsel Number or Color sample ◯ 31 Vertical type Rotary Dresser Unit ◯ Standard Accessories 32 Special Jigs for warpedwork pieces (SG Master) There are 3-type depend on chuck pole division ◯33 3-color type signal light RED/YELLOW/GREEN ◯ Standard Accessories（52SA1・63・64・65・84・105SA1） 34 Program storage and call up function Max.10 programs ◯ Sample Grinding Wheel Automatic Demagnetizing Chuck Controller Necessary tool with Tool Box 35 Special Counter Max.5-counter ◯ 36 Machine total run time function Automatic Dress Function ◯Automatic Grinding Cycle Monitoring Function Circuit Breaker 37 Auto power off after cycle complete ◯ Leveling Bolts with Plates Table mount Dresser Unit Spindle invertor 38 Table enclosure (open top type) ◯ Grinding Wheel Adaptor Shift Plunge function Vertical & Cross feed retract function 39 Table enclosure ◯ Coolant systems Wheel adaptor Grinding wheel balancing unit Micro balancing unit Digital scale unit (Vertical axis) Overhead dresser unit Vertical type Rotary Dresser unit Special Jigs for warped workpiece (SG Master) PSG/ACC-SA1 Series 09 PSG/ACC-SA1 Series 10