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INSTRUCTION MANUAL
= Safety and Operation =
First thoroughly read this
instruction
operate the unit correctly.
• Installation, maintenance, and repair of this
welding torch shall be made by qualified
persons or persons who fully understand this
welding equipment to secure the safety.
• To secure the safety, operation of this welding
equipment shall be made by persons who
have knowledge and technical skill to fully
understand the contents of this manual and
handle the equipment.
• Regarding safety education, utilize courses
and classes held by head/branch offices of
the W elding Society /Association and the
related societies/associations, and qualifying
examinations for welding experts/consultant
engineers.
• After thoroughly reading this manual, be sure
to retain it with the warranty in the place
where the persons concerned can read any
time. Read it again as necessary.
• If incomprehensible, contact our offices. For
servicing, contact our local distributor or sales
representatives in your country.
For TIG welding
Welding Torch for Robot
Power Cable Hose
< Shock sensor built-in >
manual
to
Our addresses and telephone numbers are listed
in the back cover of this Instruction Manual.
Contents
1. NOTES ON SAFETY ......................... S1
2. IMPORTANT SAFEGUARDS............. S2
3. NOTES ON USE................................ S7
< Operation >
1. Specifications..............................................1
2. Checking the Contents of Package.........4
3. Mounting/Adjusting Torch and Connecting
Shock Sensor Cable..................................4
4. Power Cable Hose .....................................7
5. Wire Guide (Fe･SUS/AL)..........................9
6. Conduit.......................................................11
7. Setting the Robot Controller ...................11
8. Function of Major Parts .......................... 13
9. Replacement of Tungsten Electrode.... 17
10 Connection to Welding Power Supply.. 18
11. Requirements........................................... 18
< Maintenance >
12. Troubleshooting....................................... 19
13. Parts List................................................... 19
MWX-2001 type
MWXC-2001 type
MWX-3501 type
MWXC-3501 type
Instruction Manual No.
1L7620-E-1
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Summary of Contents for Daihen MWXC-2001
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Page 1: Table Of Contents
For TIG welding Welding Torch for Robot MWX-2001 type MWXC-2001 type Power Cable Hose MWX-3501 type < Shock sensor built-in > MWXC-3501 type INSTRUCTION MANUAL = Safety and Operation = Instruction Manual No. 1L7620-E-1 First thoroughly read this Our addresses and telephone numbers are listed... -
Page 2: Notes On Safety
NOTES ON SAFETY 1. Notes on Safety ●Before operating this product, thoroughly read this instruction manual first to operate the product correctly. ●Cautions described in this instruction manual are to prevent you and other people from being injured or damaged by having the product operated correctly and safely. ●Although this product is designed and manufactured in due consideration of safety, carefully follow the notes and cautions described in this manual. -
Page 3: Important Safeguards
IMPORTANT SAFEGUARDS 2. Important Safeguard 2.1 Read, understand, and comply with all safety rules described at the beginning of each instruction manual in addition to the following ones before starting Arc welding operation. Observe the following notices to prevent a serious accident WARNING that results in serious injury or death. - Page 4 IMPORTANT SAFEGUARDS (continued) 2.3 All the personnel in and around the working area including an operator should wear appropriate protection to protect themselves from arc rays, spatters, slag, and noise produced by welding. ●Install a lightproof wall where arc is generated. WARNING ●Wear appropriate eye, ear, and body protection.
- Page 5 carried out there, harmful gases may be produced. 10) Toxic fumes and gases are produced when coated steel is welded. Be sure to ventilate the area sufficiently or use a respirator. -S4-...
- Page 6 IMPORTANT SAFEGUARDS (continued) 2.5 Prevent fire, explosion, burns and injury caused by heated workpiece, spatters, slag, and arc sparks right after welding as described below. ●Do not weld near flammable materials. ●Watch for fire: keep a fire extinguisher nearby. WARNING ●NEVER do welding on inflammables such as a piece of wood or cloth.
- Page 7 IMPORTANT SAFEGUARDS (continued) For reference PRINCIPAL SAFETY STANDARDS Safety in Welding and Cutting, ANSI Standard Z49.1, from American Welding Society. Safety and Health Standards, OSHA 29 CFR 1910, from Superintendent of Documents, U.S. Government Printing Office. Recommended Practices for Plasma Arc Cutting, American Welding Society Standard AWS C5.2, from American Welding Society.
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Page 8: Notes On Use
NOTES ON USE 3. Notes on Use 3.1 Cooling water ● Be sure to flow 1.2l/min or more of cooling water. (The water pressure CAUTION at the torch inlet shall be 0.1 ~ 0.3MPa or higher.) Insufficient amount of running water may lead to damage of torch. ●... -
Page 9: Specifications
This instruction manual describes the operation and maintenance of DAIHEN TIG Welding Torch. Before using your torch, carefully read and understand the entire contents of this manual so as to handle and operate the torch properly and safely. Before operating the torch, be sure to read OPERATION. - Page 10 MWX-2001 MWXC-2001 Weight 1.62［kg］ 【2.22［kg］ 】 Weight 1.58［kg］ 【2.18［kg］ 】 Outline drawing of air cooled 200A offset type Outline drawing of air cooled 200A angle type TIG torch with a shock sensor TIG torch with a shock sensor MWX-3501 MWXC-3501 Weight 1.56［kg］...
- Page 11 】＋ torch mount【 【 【 【 L7642A】 】 】 】 Angle type torch【 【 【 【 MWXC-2001/3501】 】 】 】 ＋ ＋ ＋ ＋ torch mount【 【 【 【 L7643A】 】 】 】 Note: This drawing shows a robot equipped with a torch and torch mount.
- Page 12 ② ② ② ② Checking the Contents of Package Make sure that the following items are included when you unpack. MWX-2001 MWXC-2001 Shock sensor unit Shock sensor unit ･･･････････････････ ･･･････････････････ 1set 1set Shock sensor unit Shock sensor unit ･･････････････････ ･･･････････････････ ･ ･ ･ 1set...
- Page 13 Chip gauge assembly corresponds to all four types of torch [MWX(C)-2001/MWX(C)-3501]. Table 3.1 Correspondence between Torch Type/Model and Torch Gauge Assembly Torch type Model Torch gauge assembly Offset MWX-2001, MWX-3501 L6300E Angle MWXC-2001, MWXC-3501 L7643B Fig. 3.2 Mounting Torch Gauge Assembly/Chip Gauge Assembly －5－...
- Page 14 3.3 Adjusting Welding Torch Fig. 3.3 Adjusting Welding Torch Note: Adjustment method is the same for the offset type torch (MWX-2001/MWX-3501). 3.4 Connecting Shook Sensor Cable (Option) To connect the shock sensor unit and the shock sensor cable (AX manipulator: L9195B, before AX manipulator: L6569A;...
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Page 15: 4.1 Power Cable Hose
Table 4.1 Torch Power Cable Applicable torch Cable length Part name Part No. Ｌ７６２３Ｅ Power cable hose 6M Air-cooled MWX-2001 type MWXC-2001 Ｌ７６２３Ｊ Power cable hose 10M Ｌ７６３３Ｅ Power cable hose 6M Water-cooled MWX-3501 type MWXC-3501 Ｌ７６３３Ｊ Power cable hose 10M Note: 1. - Page 16 Power cable hose for air-cooled torch 【Ｌ７６２３ 【Ｌ ７６２３Ｅ，Ｊ】 Ｅ，Ｊ】 【Ｌ 【Ｌ ７６２３ ７６２３ Ｅ，Ｊ】 Ｅ，Ｊ】 Power cable hose for water-cooled torch 【Ｌ７６３３ 【Ｌ ７６３３Ｅ，Ｊ】 Ｅ，Ｊ】 【Ｌ 【Ｌ ７６３３ ７６３３ Ｅ，Ｊ】 Ｅ，Ｊ】 Fig. 4.1 Outline Drawing of Air-Cooled/Water-Cooled Power Cable Hose Unit (mm) －8－...
- Page 17 ⑤ ⑤ ⑤ ⑤ Wire Guide ( ( ( ( Fe・ ・ ・ ・ SUS) ) ) ) /Wire Guide ( ( ( ( AL) ( ) (option) ) ) ) Wire guide is necessary for customers using TIG filler welding. Wire guides are available for steel, stainless steel and aluminum 【L7724A：For steel •...
- Page 18 Wire Guide ASSY( ( ( ( 1) ) ) ) ～ ～ ～ ～ (6 (6 (6 (6) ) ) ) 【 【 【 【 L7724B～ ～ ～ ～ L7724G】 】 】 】 Wire Guide ASSY( ( ( ( 7) ) ) ) ～ ～ ～ ～ ( ( ( ( 12) ) ) ) 【 【 【 【 L7724H～ ～ ～ ～ L7724N】 】 】 】 Wire material：...
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Page 19: Conduit
For AX manipulator, on the other hand, modify the parameters according to the torch you use, referring to Table 7.3. Table 7.1 Almega EX-V6, 16, 6L Model Parameter 1 Parameter 2 Parameter 3 Parameter 4 Parameter 5 Parameter 6 MWX-2001/3501 MWXC-2001/3501 Table 7.2 Almega AX-V6, 16, 6L Length Angle Gravity Mass... - Page 20 Instruction manual for reference Model EX manipulator Chapter 7 in “Utilizing features and functions (1L8300G-E-xx)” AX manipulator Chapter 4 in “Installation (1L8800A-E-xx)” 7.2 Checking the Shock Sensor Operation 7.2.1 External Force to Actuate Shock Sensor Table 7.2 Operating external force The left table shows the rough standard load to actuate the shock Direction...
- Page 21 ○ AX manipulator Push in the torch tip with your hand to check if the following message appears in “[2] Error monitor screen”. (See Fig. 7.3) Error type: Emergency stop error Error code: A4920 For details of the error monitor screen, refer to Chapter 8 in the Instruction Manual for Manipulator “BASIC OPERATION (1L8800C-E-*)”.
- Page 22 8.1.2 Selection of Electrode Diameter Apply welding current within the range specified in Table 8.2 according to electrode diameter. Table 8.2 Relationship between Electrode Diameter and Welding Current Welding current (A) Electrode DC TIG Welding (negative electrode) diameter AC TIG Welding mmφ...
- Page 23 8.4 Nozzle for Gas Lens When a fluid flows inside a tube, the bigger the value of L/D is, the easier it is to obtain the streamline flow. (L: length of a tube, D: diameter of a tube) ● Gas lens has this logic applied. 突...
- Page 24 8.6 Electrode Adjusting Gauge (Option) Electrode extension can be easily set, using an electrode extension adjusting gauge (L7622P: Option). Since the rear collet body assembly can be separated from the torch body, electrode can be replaced safely and electrode length can be adjusted from a distant place. 【...
- Page 25 ⑨ ⑨ ⑨ ⑨ Changing Tungsten Electrode (From φ φ φ φ 3.2 to φ φ φ φ 1.6) 9.1 Prepare parts necessary for φ φ φ φ 1.6. ● Tungsten electrode (φ1.6 – 150 mm) ● Collet body (for φ1.6) 1 set each ●...
- Page 26 ⑩ ⑩ ⑩ ⑩ Connection to Welding Power Supply ● Make sure to tighten the collet body and torch body firmly. If either CAUTION of them is loose even slightly, the collet may be burned and seized or the operator may get burn due to heat-up. ●...
- Page 27 Maintenance ⑫ ⑫ ⑫ ⑫ What if the Following Occur Trouble Possible causes 1. The connections of welding cable of the torch and workpiece are incomplete. 2. The fuse of the control unit has blown. No arc generated 3. Electromagnetic contactor does not work. 4.
- Page 28 13.1 Standard Parts List Table 13.1.1 MWX-2001 /MWXC-2001 Parts List Part No. Part name Q’ty Remark L7620A L7621A 【MWX-2001】 【MWXC-2001】 １ １st Shock sensor unit L6980B For maintenance: ２ (１) Hood assembly L6380G Includes those of (1). ３ １st Nozzle holder assembly L6380C １st...
- Page 29 Table 13.1.2 MWX-3501 /MWXC-3501 Parts List Part No. Part name Q’ty Remark L7630A L7631A 【MWX-3501】 【MWXC-3501】 １ １st Shock sensor unit L6980B For maintenance: ２ (１) Hood assembly L6380G Includes those of (1). ３ １st Nozzle holder assembly L6380C １st Angled bracket assembly (1) L7620B ４...
- Page 30 Table 13.1.3 MWP-2001 Parts List Part No. Part name Q’ty Remark L7622A 【MWP-2001】 １ １st Torch body assembly L7622B ２ １st L7622H Rear collet body assembly (2.4) For electrode diameter φ2.4 Rear collet body (1) (１) L7622Q For electrode diameter φ0.5~φ3.2 Collet holding assembly (１) L7622N...
- Page 31 Table 13.1.4 MWP-3501 Parts List Part No. Part name Q’ty Remark L7632A 【MWP-3501】 １ １st Torch body assembly L7632B Elbow (１) L7622Q WL-08-01 Elbow L7622N (１) WL-06-01 ２ １st Rear collet body assembly (3.2) L7622L For electrode diameter φ3.2 Rear collet body (1) L7622Q (１) For electrode diameter φ0.5~φ3.2...
- Page 32 13.2 Optional Parts List Table 13.2.1 Front collet body assembly Parts List ● Collet Electrode diameter Part No. H21B13 H21B14 H21B15 H21B64 H21B16 H21B65 H21B17 H21B63 ●Tungsten electrode Part No. Electrode diameter Ceriated tungsten Thoriated tungsten Pure tungsten 0831-005 0830-005 0831-010 0830-010 0870-016...
- Page 33 ●Without gas lens ① Collet body Electrode diameter Part No. H21B08 H21B09 H21B10 H21B66 H21B11 H21B67 H21B12 H21B68 ② Nozzle Nozzle No. Part No. Remark H21B19 Inside diameter : 6.5mm H21B20 Inside diameter : 8.0mm H21B21 Inside diameter : 9.5mm H21B22 Inside diameter : 11.0mm H21B23...
- Page 34 Table 13.2.2 Rear collet body assembly Parts List Electrode Part name No.1 No.2 No.3 No.4 Q’ty diameter Collet (0.5) Rear collet body ASSY(0.5) 1 set each L7622E H21B13 Collet (1.0) Rear collet body ASSY(1.0) 1 set each L7622F H21B14 Collet (1.6) Rear collet body ASSY(1.6) 1 set each...
- Page 35 Table 13.2.4 Power Cable Hose (for air-cooled torch) Parts List Cable Part name No.1 No.2 No.3 Q’ty length Power cable hose 6 M Power cable ASSY 6M 1 set Ｌ７６２３Ｅ each Cable joint Adaptor hose L7629E H81E H13D Power cable hose 10 M Power cable ASSY 10M 1 set each...
- Page 36 Table 13.2.6 Wire Guide (Fe・SUS)/ Wire Guide (AL) Parts List Part No. Wire guide Wire guide Part name Q’ty Remark (Fe • SUS) (Al) 【Ｌ７７２４Ａ】 【Ｌ７７２５Ａ】 １ １st L7640B Bracket ASSY Common to 20°/30° Holder (1) (１) L7640B01 Holder (2) (１) L7640B02 (１)
- Page 37 Table 13.2.7 Wire Guide Assembly (1) ～(12) Parts List (Fe • SUS) Part No. Wire diameter For φ0.8 For φ0.9 For φ1.0 For φ1.2 For φ1.4 For φ1.6 Part name Q’ty Remark (Fe･SUS) 20° L7724B L7724C L7724D L7724E L7724F L7724G Insertin g angle 30°...
- Page 38 Table 13.2.8 Wire Guide Assembly (1) ～(12) Parts List (Aluminum ) Part No. Wire diameter For φ0.8 For φ0.9 For φ1.0 For φ1.2 For φ1.4 For φ1.6 Part name Q’ty Remark (Fe･SUS) 20° L7725B L7725C L7725D L7725E L7725F L7725G Insertin g angle 30°...
- Page 39 Table 13.2.9 TIG Filler Conduit Parts List Part No. Wire For Φ0.8～Φ0.9 For Φ1.0～Φ1.2 For Φ1.6 diameter Part name Q’ty Remark L7318B L7318C L7318D Conduit (1) Conduit (2) Conduit (3) １ Guide adaptor U785C13 K970F67 For Φ0.8～Φ0.9 ２ Outlet guide U2586F01 For Φ0.8～Φ1.2 U2586F02...
- Page 40 Instruction Manual (TIG torch) MWX(C)-2001 / MWX(C)-3501 type No.1L7620-E-1 February 2006 1st Edition...
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