BIG Daishowa MEGA ER GRIP ER11 Cutter User Manual

BIG Daishowa MEGA ER GRIP ER11 Cutter

Product Information

The MEGA ER GRIP is a tool used for clamping cutting tools in a chuck. It is compatible with various sizes of ER collets, including MEGA ER11, MEGA ER16, MEGA ER20, MEGA ER25, and MEGA ER32. The tool is designed for precision and accuracy in tool clamping.

Some key features of the MEGA ER GRIP:

• Adjusting Screw (Option) – Allows for fine adjustments in clamping length.
• Nut (Option) – Used to secure the collet in place.
• MEGA Wrench (Option) – A wrench used for tightening and loosening the nut.

For detailed specifications and additional information, please refer to the official operation manual download site.

Product Usage Instructions

TO REMOVE AND INSERT THE COLLET

1. Rib Fit: Fit the circumferential groove of the collet into the large rib behind the MEGA ER GRIP mark. Push the collet behind theBIG logo.
2. Push: Push the collet from the BIG logo side in the direction of the arrow.
3. Collet Remover: If it is difficult to remove the collet byfinger, use a Collet Remover tool (sold separately).

TO INSERT THE COLLET

1. Rib Fit: Fit the circumferential groove of the collet into the large rib behind the MEGA ER GRIP mark. Push the collet behind the BIG logo.
2. Push: Push the collet from the BIG logo side in the direction of the arrow.

TO REMOVE THE COLLET

1. Depress: Depress the collet from the BIG logo side in the direction of the arrow.
2. Collet Remover: If it is difficult to remove the collet by finger, use a Collet Remover tool (sold separately).

HOW TO USE MEGA WRENCH

ASSEMBLE:

1. Slide: Slide the MEGA WRENCH over the nut to leave the face marked LOCK nearer the cutting tool.
2. Rotate: Rotate the MEGA WRENCH in the direction of the arrow, applying the appropriate tightening torque.

DISASSEMBLE:

1. Slide: Slide the MEGA WRENCH over the nut to leave the face marked OPEN nearer the cutting tool.
2. Rotate: Rotate the MEGA WRENCH in the direction of the arrow to ensure the nut achieves its free position.
3. Disassemble: Disassemble the cutting tool.

Note: To ease the application of the MEGA WRENCH to the chuck, it is suggested to rotate in the reverse direction while sliding into position.

CAUTION:

• Never clamp the nut without inserting a cutting tool.
• Never use a chuck that has been damaged, has cracks, or excessive runout.
• Never use a cutting tool with a shank below the minimum of the collet.
• Remove any flaws, traces of oil, and particles from both the inside of the collet and the cutting tool.

Please read these instructions before use and keep them where the operator may refer to them whenever necessary.

SPECIFICATION

(Min. clamping length)
The length of the cutting tool shank which is inserted into the chuck must be longer than the min. clamping length.

• MEGA ER thread size = ISO 15488
• ERC collet = DIN 6499 , ISO 15488 Form B

1. recommend our own make of pullstud. It should be replaced every two years
2. DO NOT USE any pullstud which has damage marks to its draw head area or is deformed.

Do not use collets or nuts from other manufacturers to maintain the optimum accuracy.

MEGA ER GRIP| ER Collet(Option）| MEGA ER Nut

(Option)

| MEGA ER Solid Nut(Option)| ER Nut (Option)| MEGA Wrench (Option)| NEW BABY Wrench(Option)

〈for MEGA ER GRIP〉

| Adjusting Screw (Option)
---|---|---|---|---|---|---|---

| ****

| | | | | |
Model| øD| ERC No.-ød mm(inch)| Recommended Clamping Range

mm(inch)

| Model| Model| Model| Model| Tightening Torque N･m(lbf・Ft)| Model| Tightening Torque N･m(lbf・Ft)| Model
MEGA ER11| ø19| 3-5.75(.118-.226)| 0 – -0.25 (-.0098)| –| –| ERN11| –| –| NBK 6| 10-15 (7.4-11.1)| NBA 6B
6       (.236)| 0 – -0.50 (-.0197)

MEGA ER16

| ø30| 2-2.9 (.079-.114)| 0 – -0.10 (-.0039)| MERN16| MERN16SN| ERN16| MGR30L| 10-15 (7.4-11.1)| NBK10| 10-15 (7.4-11.1)| NBA10B
3-5.75 (.118-.226)| 0 – -0.25 (-.0098)| 35-40 (25.8-29.5)| 35-40 (25.8-29.5)
6-10 (.236-.394)| 0 – -0.50 (-.0197)
MEGA ER20| ø35| 3-5.75 (.118-.226)| 0 – -0.25 (-.0098)| MERN20| MERN20SN| ERN20| MGR35L| 40-50 (29.5-36.9)| NBK13| 40-50 (29.5-36.9)| NBA13B
6-13 (.236-.512)| 0 – -0.50 (-.0197)
MEGA ER25| ø42| 3-5.75 (.118-.226)| 0 – -0.25 (-.0098)| MERN25| MERN25SN| ERN25| MGR42L| 50-60 (36.9-44.3)| NBK16| 50-60 (36.9-44.3)| NBA16B
6-16 (.236-.630)| 0 – -0.50 (-.0197)
MEGA ER32| ø50| 3-5.75 (.118-.226)| 0 – -0.25 (-.0098)| MERN32| MERN32SN| ERN32| MGR50L| 70-80 (51.6-59.0)| FK45-50L| 70-80 (51.6-59.0)| NBA20B
6-20 (.236-.787)| 0 – -0.50 (-.0197)

TO REMOVE AND INSERT THE COLLET

TO INSERT THE COLLET

Fit a circumferential groove of the collet into the large rib behind the “MEGA ER GRIP” mark. Push the collet behind the “BIG” logo.

TO REMOVE THE COLLET

Depress the collet from the “BIG” logo side in the direction of the arrow

• Collet Remover
  If it is difficult to work by finger, please use Collet Remover sold separatery.

• CAUTION

• The collet must be fitted into the nut before assembling into the body.

HOW TO USE MEGA WRENCH

ASSEMBLE

Slide the MEGA WRENCH over the nut to leave the face marked “LOCK” nearer the cutting tool. Rotate the MEGA WRENCH in the direction of the arrow applying the appropriate tightening torque

DISASSEMBLE

Slide the MEGA WRENCH over the nut to leave the face marked “OPEN” nearer the cutting tool. Rotate the MEGA WRENCH in the direction of the arrow ensuring the nut achieves its free position. Then disassemble the cutting tool.

• To ease the application of the MEGA WRENCH to the chuck it is suggested to  rotate in the reverse direction while sliding into position.

CAUTION

ASSEMBLY OF THE CUTTING TOOL

1. NEVER clamp the nut without inserting cutting tool.
2. NEVER USE any chuck which has been damaged, has cracks or excessive runout.
3. NEVER USE a cutting tool which has a shank below the minimum of the collet.
4. Remove any flaws and traces of oil and particles from both the inside of the chuck and cutting tool shank.
5. DO NOT USE any cutting tool which shows wear to its second rake of more than 0.2mm(.0079″).
6. DO NOT USE a cutting tool with notches or flats on the shank.
7. The cutting tool should be held via a cloth or similar to avoid injury

DURING OPERATION

1. DO NOT continue if vibration / chatter is experienced.
2. DO NOT touch the chuck or cutting tool while the spindle is revolving.

TEL.072（982）2312

FAX.072（980）2231

OPERATION MANUAL DOWNLOAD SITE

• http://big-daishowa.com/manual_index.php.

References

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