OTC MTX-3531 - User Manual

To Next Page

Welding Torch for Robot

Coaxial Power Cable for Robot

MTX-3531 MTXC-3531

MTXB-3531 MTXCB-3531

MTX-5031 MTXB-5031

MTXB-5031 MTXCB-5031

MTXW-5031 MTXCW-5031

Thoroughly read this

instruction manual to

operate the units correctly.

• Installation, maintenance, and repair of this

welding torch shall be made by qualified

persons or persons who fully understand

welding machines to secure the safety.

• To secure the safety, operation of this welding

torch shall be made by persons who have

knowledge and technical skill to fully

understand the contents of this manual and

handle the machine.

• Regarding safety education, utilize courses

and classes held by head/branch offices of

the Welding 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 occasion demands.

• If incomprehensible, contact our offices. For

servicing, contact our local distributor or sales

representatives in your country.

Our addresses and telephone numbers are

listed in the back cover of this Instruction

Manual.

Contents

①NOTES ON SAFETY.......................... S1

②IMPORTANT SAFEGUARDS ............. S2

③NOTES ON USE..................................... S6

1. Specifications.............................................1

2. Checking the Contents.............................5

Installing and Adjusting Procedure of Welding Torch6

3.1 Mounting on Almega V-type Manipulator................6

3.2 Mounting on Almega G-type Manipulator ...............8

3.3 Mounting on Almega AX-V4AP/V4LAP

Manipulator ..................................................................9

3.4 Connecting the Water-cooled Torch ..................... 14

3.5 Connecting the Air-blow Unit (Torch).................... 15

3.6 Connecting Hose (water-cooled/air-blow) to

AX-V4AP ................................................................... 17

3.7 Handling Instructions for Torch.............................. 18

4. 4. Coaxial Power Cable for Robot....... 19

4.1 Type of Coaxial Power Cables .............................. 19

4.2 When Using the DL Welding Power Supply ........ 20

4.3 Connecting the Coaxial Power Cable .................. 21

4.4 Cutting the Liner...................................................... 22

5. Setting the Robot Controller................. 23

5.1 Checking the Tool Parameter................................ 23

5.2 Checking the Shock Sensor Operation................ 25

6. Troubleshooting ..................................... 26

Replacement Parts for Various Wire Diameter . 27

7.1 Replacement Parts for Various Wire Diameters

of Torch ...................................................................... 27

7.2 Replacement Parts for Various Wire Diameters

of Coaxial Power Cable........................................... 29

8. Parts List ................................................. 30

Instruction Manual

= Safety and Operation =

Instruction Manual No.

1L6550-E-17

For CO

/MAG

Main Page

Need help?

Do you have a question about the OTC MTX-3531 and is the answer not in the manual?

This document is an instruction manual for the DAIHEN "Welding Torch for Robot Coaxial Power Cable for Robot," specifically for the MTX-3531, MTXC-3531, MTXB-3531, MTXCB-3531, MTX-5031, MTXC-5031, MTXB-5031, MTXCB-5031, MTXW-5031, and MTXCW-5031 models. The manual provides comprehensive information on the device's specifications, usage, and maintenance to ensure safe and efficient operation.

The primary function of these devices is to serve as welding torches for robotic applications, utilizing a coaxial power cable. They are designed for both CO2/MAG welding processes, with specific models optimized for different current capacities and cooling methods. The "shock sensor built-in type" indicates an integrated safety feature that likely detects impacts or abnormal forces on the torch, potentially preventing damage or ensuring proper operation.

Important Technical Specifications:

The manual details various technical specifications across different models:

Welding Process: All listed models are designed for CO2/MAG welding.
Max. Operating Current / Rated Duty Cycle:
- MTX-3531, MTXC-3531, MTXB-3531, MTXCB-3531: 350A (250A) with a 50% rated duty cycle.
- MTX-5031, MTXC-5031, MTXB-5031, MTXCB-5031: 500A (300A) with a 50% rated duty cycle.
- MTXW-5031, MTXCW-5031: 500A (350A) with a 70% rated duty cycle.
Wire Type: All models use solid wire, flux cored wire.
Applicable Wire Diameter:
- MTX-3531, MTXC-3531, MTXB-3531, MTXCB-3531: φ0.8, φ0.9, φ1.0.
- MTX-5031, MTXC-5031, MTXB-5031, MTXCB-5031, MTXW-5031, MTXCW-5031: φ1.0, φ1.2, φ1.4, φ1.6.
Cooling System:
- MTX-3531, MTXC-3531, MTXB-3531, MTXCB-3531, MTX-5031, MTXC-5031, MTXB-5031, MTXCB-5031: Air cooling.
- MTXW-5031, MTXCW-5031: Water cooling.
Nozzle Cleaning Function:
- All air-cooled models: Air-blow.
- All water-cooled models: Air-blow.
Shock Sensor: All models are equipped with a built-in shock sensor.
Weight:
- MTX-3531 (straight): 1.4kg (3.08lb)
- MTXC-3531 (curved): 1.5kg (3.3lb)
- MTXB-3531 (air-blow straight): 1.45kg (3.19lb)
- MTXCB-3531 (air-blow curved): 1.55kg (3.41lb)
- MTX-5031 (straight): 1.5kg (3.3lb)
- MTXC-5031 (curved): 1.6kg (3.52lb)
- MTXB-5031 (air-blow straight): 1.65kg (3.63lb)
- MTXCB-5031 (air-blow curved): 1.75kg (3.85lb)
- MTXW-5031 (water-cooled straight): 1.6kg (3.52lb)
- MTXCW-5031 (water-cooled curved): 1.7kg (3.74lb)

The duty cycle is explained in detail, with a 50% rated duty cycle meaning 5 minutes of welding followed by 5 minutes of suspension, and a 70% rated duty cycle meaning 7 minutes of welding followed by 3 minutes of suspension. For water-cooled models (MTXW-5031 and MTXCW-5031), continuous cooling water supply is essential to prevent overheating.

Usage Features:

The manual emphasizes safety as a paramount aspect of usage. It outlines "Notes on Safety" and "Important Safeguards" with specific warnings and cautions:

General Safety: Operators must thoroughly read the manual, be trained, and understand the product. Only qualified personnel should operate the equipment.
Electrical Safety: Do not touch live electrical parts. Ensure proper grounding and avoid working in wet conditions.
Arc Ray and Fume Safety: Wear appropriate eye, ear, and body protection against arc rays, spatters, slag, and noise. Use proper ventilation to avoid inhaling fumes and gases, which can be harmful.
Fire and Explosion Prevention: Do not weld near flammable materials or in areas where fire or explosion risks exist. Keep fire extinguishers nearby.
Mechanical Safety: Avoid touching heated workpieces and moving parts. Ensure the machine is securely fastened before operation.
Torch Adjustment: The manual provides detailed instructions for mounting and adjusting the welding torch, including mounting to Almega V-type and G-type manipulators. This involves adjusting components like the torch mounting bracket, hexagon socket head cap screws, and tip gauge to ensure proper alignment and reference points for precise welding.
Inching: The manual describes the "inching" function, which allows feeding the wire with a press of the INCH button, and warns against touching the tip during this operation due to the risk of injury from the wire.
Cooling Water (for water-cooled models): Ensure sufficient cooling water flow to prevent damage to the torch.
Cable Hose: Avoid excessive bending or placing heavy objects on the cable hoses to prevent damage.
Shock Sensor: The shock sensor is an integrated safety feature that detects impacts. If activated, it indicates a potential issue with the torch or robot movement, requiring attention to prevent damage or ensure proper operation.

Maintenance Features:

The manual provides guidance on maintaining the device to ensure longevity and safe operation:

Replacement Parts: If any parts are damaged, replace them with new ones for safety and quality. Orders for replacement parts should be placed through sales offices or agencies.
Disassembly: Do not disassemble the shock sensor, as this can lead to gas leaks and malfunctions.
Torch Tip Elements: Do not directly touch high-temperature parts like nozzles and electrodes. Allow them to cool off before handling.
Regular Inspections: Before and during operation, check for damaged cables, insufficient cooling water, and proper connections.
Cleaning: Ensure the nozzle cleaning function (air-blow) is working correctly.
Repair: Damaged parts should be repaired by qualified personnel. Do not perform work on an unstable foothold or with a foothold at a height of two meters or above.
Power OFF: Always turn off the power switch when not in use.

The manual also includes a list of principal safety standards that the product adheres to, such as ANSI, OSHA, AWS, NFPA, and CSA, underscoring the manufacturer's commitment to safety. Contact information for sales offices and agencies is provided for inquiries and service.