LA-1800 Six-axis robotic arm (manipulator)
Multipurpose Robots · Load capacity 26kg · Reach: 1801mm
LA-1800 specifications
LA-1800 medium-range multipurpose robot, payload 26kg, reach 1801mm, 6 axes.
Model introduction
LA-1800 Medium-Range Multipurpose Robot · Load capacity 26kg · Reach: 1801mm · 6-axis · Repeatability± 0.07mm · The body weighs approximately 320kg. Tools and welding torches can be installed simultaneously, supporting mixed handling/assembly and welding stations and multi-machine collaboration.
LA Series Multipurpose Robots · Series technical features
Mid-range multipurpose · Load capacity 26kg · Reach: 1801mm
With a load capacity of 26kg, it is a medium-range multipurpose platform for material handling, assembly, and processing processes.
Tools and welding guns can be installed simultaneously (mixed workstation), and can also work in collaboration with welding robots.
Can be paired with TAWERS (WG4/WGH4) or external welding power supplies to serve as both welding and handling stations.
The maximum synthesis speed averages about 370°/s across all axes, with a reach of 1801mm, balancing beat time and working range.
Typical application scenarios
Common application processes for this model (click to view process details):
LA-1800 model positioning and working condition adaptation
LA-1800 It belongs to the Panasonic LA series multipurpose robot model, with a rated load of 26kg, a motion radius of 1801mm, and repeatability of ±0.07mm. Panasonic's technical foundation is arc welding experts: TAWERS integrates welding power supply and robot control, leading the industry in arc stability and thin plate welding processes; The control platform is WG4/WGH4 (TAWERS) or G4 separate type, and the program ecosystem is integrated welding teaching (robot + welding machine simultaneous control).
From the perspective of working condition adaptation, the typical use for medium-duty load (26kg) positioning is:Welding, machine tool wiring, medium-sized palletizing, and die-casting part removalCommon application processes for this model include handling, assembly, loading and unloading, welding, and mixed handling stations. The long reach (1801mm) covers multiple stations and large pallets, reducing robot movement or coordination with ground track expansion. ± 0.07mm repeatability meets handling and palletizing conditions; For precision assembly applications, it is recommended to use visual guidance for a closed-loop position. This level is the main stage for welding and loading; when selecting a positioner or dual stations, pay attention to the total cycle time and interference zone planning.
| Parameters | Engineering interpretation and usage recommendations |
|---|---|
| Rated load capacity: 26kg | It is recommended to reserve a load margin of 20%–30%; Verification is made by combining end self-weight + workpiece + imbalanced load inertia, especially sensitive to high-speed conditions |
| Radius of movement: 1801mm | Determine the radius of the workcell layout: bins, tooling, and fences are bounded by maximum arm span + safety distance; Verify the accessibility of each pick-and-place point during cross-station service |
| Repeatability: ±0.07mm | Repeatability ≠ absolute accuracy: Precision assembly requires external measurement closed-loop or visual guidance; Long-term accuracy trends rely on annual retest management |
| Number of axes: 6 | Six-axis all-posture capability, the preferred choice for complex trajectory and inclined surface operations |
| Main body weight: 320kg | Installation base and foundation load-bearing check based on weight + dynamic load; Floor slab installation requires structural calculation, with heavy-duty models serving as independent foundations |
| Controllers WG4/WGH4 (TAWERS) or G4 are split types | Decide on the process ecosystem, spare parts channels, and second-hand residual value; Currently, spare parts channels are smooth, and repair and upgrade paths are mature |
Control systems and common failure modes
The WG4/WGH4 (TAWERS) or G4 discrete controllers accompanying the LA-1800 have a programming language and development environment of integrated welding teaching (robot + welding machine simultaneous control). Maintenance of this generation of control platforms focuses on three basic components: power, storage, and cooling—most "sudden downtime" can be detected in advance when preventive maintenance is in place.
| Failure mode | Typical performance | Disposal recommendations |
|---|---|---|
| Welding power supply module failure | Welding power supply module failure (aging under high current conditions) | Included as a mandatory inspection item for annual maintenance, with spare parts stocked in advance |
| Wire feeding mechanism is worn | Wire feeding mechanism worn (unstable feeding, clogged) | Initial interpretation of alarm codes by reference with manuals, remote diagnosis allows for early positioning |
| Abnormal feedback between the encoder battery and motor | Abnormal feedback between the encoder battery and motor | Daily inspection coverage, with abnormal trends (abnormal noises/temperature rise/errors) recorded |
| The welding torch cable and anti-collision switch failed | The welding torch cable and anti-collision switch failed | Quarterly dust removal maintenance and cabinet temperature monitoring |
| Maintenance projects | Cycle recommendations | Key points |
|---|---|---|
| Wear parts of the welding machine (conductive nozzles, nozzles, insulating parts) should be inspected and replaced according to shift inspections | According to the manufacturer's manual cycle | Wear parts of the welding machine (conductive nozzles, nozzles, insulating parts) should be inspected and replaced according to shift inspections |
| Regularly clean and replace the wire feed wheel and wire feeding tube | Periodically | Regularly clean and replace the wire feed wheel and wire feeding tube |
| Robot batteries and reducers undergo periodic maintenance | By cycle | Robot batteries and reducers undergo periodic maintenance |
| Cable and drag chain inspection | every six months | Insulation, shielding, and bending radius inspection of power and encoder lines, as well as wear of cables inside the drag chain, are the main causes of intermittent faults |
| Zero point and accuracy retest | Every year | Repeatability measured by dial gauges or laser trackers, drift trend digitization—accuracy degradation can be seen six months in advance |
| Control cabinet dust removal and fans | Every quarter | Filter cleaning, fan speed and noise checks, cabinet temperature recording; Dust environments shorten the cycle |
Henghuan's service capabilities for the LA-1800
This site is a third-party robotics technology service provider. The eight major business supports related to the LA-1800 are as follows (sorted by service frequency for each model):
- Maintenance and repair: For on-site diagnosis, board-level maintenance, and annual maintenance contracts for LA-1800—we will inspect and replace vulnerable parts of welding machines (conductive nozzles, nozzles, insulators) according to shift inspections and replacement of brand-exclusive items, and respond to Sichuan-Chongqing on the same day.
- Used & in-stock robot sales: The market for arc welding machines is stable, and welding process kits are the core of residual value. When purchasing second-hand equipment, be sure to verify TAWERS functionality; The LA-1800 or equivalent models in the library come with a full-function test report and a 12-month warranty.
- Sales of new industrial robots: When adding new production lines or replacing entire batches, we conduct cross-brand selection comparisons based on process requirements (including Panasonic models of the same class) and provide configuration and pricing plans.
- Applied technology services: Process programming, trajectory optimization, cycle time tapping, and formula management for the LA-1800 are tailored for handling and assembly, loading and unloading, welding and handling mixed station conditions.
- Research and development of automation equipment: Custom fixture ends, peripheral tooling, and safety fences for LA-1800, with interfaces designed according to Panasonic flange and IO standards.
- Robot rental: For short-term capacity or process validation periods, LA-1800 equivalent in-stock models can be rented, including transportation, installation, and commissioning; flexible rental periods allow for repurchasing.
Common issues with this device
Is it easy to find spare parts for the LA-1800?
Panasonic: Spare parts channels for this generation are smooth; we stock in-stock or short-cycle channels for standard parts such as drivers, power modules, batteries, and teach pendant components; Vulnerable parts of the welding machine (conductive nozzles, nozzles, insulating parts) should be replaced according to shift inspection and consumables, and it is recommended to configure them according to the annual maintenance contract.
With a nominal load of 26kg, how much can it actually handle?
The rated load is the static load limit of the flange surface. In actual selection, three factors must be considered: the self-weight of the end fixture (vacuum suction cup groups or grippers often account for 2–5kg), the inertia generated by the workpiece offload (checked according to the inertia ratio when the center of gravity deviates from the flange center), and the dynamic load during high-speed movement. The conventional engineering practice is to keep the "end + workpiece" within 70%–80% of the rated value to ensure cycle time and service life.
If the equipment's accuracy deteriorates after several years of use, how can it be restored?
According to the inspection order: first check whether the zero point is drifting (common after collision or battery depletion), then perform zero calibration; Check the reducer's return error (actual measurement of forward and reverse positioning deviation; if exceeded, disassemble or replace); Then check the installation base fastening and foundation settlement; Finally, trajectory compensation parameter restructuring. Most accuracy issues can be mostly restored after calibration and maintenance, so there is no need to rush into major repairs—we first release the inspection data before deciding on the plan.
Is the used LA-1800 worth buying?
The market for arc welding machines is stable, and welding process kits are the core of residual value. When purchasing second-hand, be sure to verify TAWERS' functional integrity. Three essential items for second-hand procurement: comprehensive inspection reports (axial accuracy, driver status, insulation and battery), maintenance history and operating hours, controller generation, and software license integrity. Every used machine we sell comes with inspection records and a 12-month warranty, and we can also accept third-party inspections designated by customers.
Need technical support or procurement for this model?
Whether it's model selection comparison, installation and commissioning, or maintenance of in-use equipment, you can contact Henghuan. Tell us about your processes, loads, and equipment status, and we will provide third-party technical support and solution recommendations.
Contact Henghuan Back to the full series