Kitagawa M0915RA Bedienungsanleitung

Version 1.12 (2021.07.07)

Original instructions

INSTRUCTION MANUAL

M-H type

ROTARY HYDRAULIC CYLINDER

CLOSED CENTER

Kitagawa Corporation

77-1,Motomachi,Fuchu-shi,Hiroshima,726-8610,Japan

TEL +81-(0)847-40-0526

FAX +81-(0)847-45-8911

・This instruction manual is for production engineers and maintenance

personnel in charge of operation of this product. When a beginner

uses this product, receive instructions from experienced personnel,

the distributor or our company.

・Before installing, operating or maintaining this equipment, carefully

read this manual and the safety labels attached to the equipment.

Failure to follow these instructions and safety precautions could result

in serious injury, death, or property damage.

・Store this manual near equipment for future reference.

・If any questions related to safety arise about this manual, please

confirm them with the distributor or our company.

DANGER

MA0882RHG

Preface

This manual provides detailed information about how to safely and correctly use the

cylinder (M･H type, 09 size is M･R type) for a lathe.

Before starting to use this cylinder, read this manual carefully and always follow the

instructions and warnings in "Important Safety Precautions" and "Precautions for Use"

at beginning of the manual. Failure to follow these precautions could result in a serious

accident.

Terms and Symbols Used for Safety Messages

In this manual, precautions for handling that are considered especially important are

classified and displayed as shown below depending on the damage of risk including the

seriousness of the harm that could result. Please sufficiently understand the meanings of

these terms and follow the instructions for safe operation.

Safety Alert Symbol

The triangle is the safety alert symbol used to alert you to potential safety hazards that

could result in injury or death.

Indicates a hazardous situation which, if you not avoided, will

result in death or serious injury.

Indicates a hazardous situation which, if you not avoided,

could result in death or serious injury.

Indicates a hazardous situation which, if you not avoided,

could result in minor or moderate injury.

Indicates instructions which, if not avoided, could result in

damage to the equipment or a shortened work life.

MA0882RHG

Liability and How to Use this Manual

This product is a hydraulic device to control the operation of power chuck installed on the

lathes or rotary tables. For any other applications, please contact us.

Our company will not assume responsibility for injury, death, damage, or loss resulting from

not following the instructions in this manual.

There are countless things that cannot or should not be done, and it is impossible to cover

all of them in this manual.

Therefore, do not perform any actions unless they are specifically allowed in this manual. If

any questions related to safety arise about operation, control, inspection and maintenance

which are not specified in this manual, please confirm them with our company or distributor

before performing them.

Guarantee and Limitation of Liability

The guarantee period of this product is 1 year after delivery.

Use the parts delivered by Kitagawa Corporation for all the parts including consumable

parts. We will not assume responsibility for injury, death, damage, or loss caused by usage

of parts not manufactured by Kitagawa Corporation. Additionally, if parts other than genuine

parts manufactured by Kitagawa Corporation are used, this guarantee will be completely

invalid.

The chuck and cylinder from Kitagawa Corporation should be used together. If you must

use a part not made by Kitagawa, check with us or our distributor to be sure it is safe to do

so. We will not be responsible for injury, death, damage or loss caused by use of a chuck

or cylinder made by another company unless this use has been approved by Kitagawa or

its distributor.

MA0882RHG

Table of Contents

１． Structural Drawing and Parts List ----------------------------------------------------------------------5

1-1. Type display

1-2. Structural drawing

1-3. Scope of product

1-4. Parts list

2. Important Safety Precautions -----------------------------------------------------------13

3. Specifications ----------------------------------------------------------------------------------------------20

3-1. Specification table

4. Hydraulic Oil-------------------------------------------------------------------------------------------------21

5. Trial Operation----------------------------------------------------------------------------------------------23

6. Proximity switch--------------------------------------------------------------------------------------------25

6-1. Specification

6-2. Adjusting the position of a proximity switch

7. Maintenance and Inspection----------------------------------------------------------------------------27

7-1. Maintenance and inspection of cylinder

7-2. Maintenance and inspection of hydraulic unit

7-3. List of seals to use

7-4. Special instructions

8. Malfunction and Countermeasures-------------------------------------------------------------------31

8-1. In the case of malfunction

8-2. Where to contact in the case of malfunction

MA0882RHG

For Machine Tool Manufacturers (Chapter 9)

9. Attachment--------------------------------------------------------------------------------------------------33

9-1. Outline drawing of attachment

9-2. Production and attachment of cylinder adapter

9-3. Production and attachment of draw bar

9-4. Attachment of cylinder

9-5. Tightening torque of cylinder attaching bolt

10. About Hydraulic Circuit Design-----------------------------------------------------------------------44

11. Other Information ----------------------------------------------------------------------------------------47

11-1. About standards and orders

11-2. Information about markings of product

11-3. About disposal

MA0882RHG

1. Structural Drawing and Parts List

1-1. Type display

Type display as shown below

1-2. Structural drawing

Fig. 1 Note) Proximity switch is not included.

Please prepare by yourself.

Example

Abbreviated name of M cylinders

Nominal inside diameter of the cylinder

Nominal piston stroke

Inner air type (M09 type is RA)

Inner coolant type

None

5～7

Columns for special specification

MA0882RHG

1-3. Scope of product

This instruction manual is for the cylinder part.

Fig. 2

・To prevent the work from flying, safe design, maintenance and erroneous

action prevention of the hydraulic system to maintain the gripping force of the

chuck is extremely important. Thoroughly read the “Important Safety

Precautions” on and after page 13 in this manual.

・As for the chuck, follow the instruction manual for the chuck.

MA0882RHG

1-4. Parts list

・HA(M09 type is RA) type

M0915RA

M1120HA21D、M1221HA21D、M1330HA21D

Detail of Teflon seal

Fig. 3

MA0882RHG

Table 1

No.

Part name

Quantity

No.

Part name

Quantity

Lock valve

Socket head cap screw

Relief valve

Socket head cap screw

Cylinder

Socket head cap screw

Rotary valve

Socket head cap screw

Piston

Socket button head cap screw

Sleeve

O-ring

Sleeve cover

O-ring

Detectable plate

O-ring

Ring

O-ring

Bracket

O-ring

2（M0915RA:1）

Slide pin

O-ring

1（M0915RA only）

Shim ring

O-ring

1（M0915RA:0）

Spacer

M0915RA : 1

M1120HA21D : 1

M1221HA21D : 0

M1330HA21D : 2

O-ring

Oil seal

Teflon seal

Adjusting plate

Retaining ring

Bearing

Washer

Bearing

Washer

Socket head cap screw

Washer

Socket head cap screw

MA0882RHG

・HB type

Detail of Teflon seal

Fig. 4

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