Resistance Electrode Holders TRIZ Cases

Housing projections isolate the rod seal from bearing pressure, preventing seal damage and extending welding electrode service life.

Movable angular and linear electrodes expand single-sided spot welding to complex joints with humps, projections, and channels.

Torque-triggered speed reduction protects tip dresser components during electrode polishing while preserving spot welding efficiency.

A ferrous perimeter integrated with a lightweight panel enables steel-to-steel joining, improving collision resistance while cutting production cost.

Multiple lower welding guns rotate into position to cover varied vehicle weld points with one frame, cutting robot count, floor space, and cost.

Rounded truss junctions in a C-shaped tool holder cut weight while improving stiffness, stress distribution, and bending resistance.

A rotary movable electrode arm uses one hydraulic cylinder and automatic locking to simplify welding clamp assembly and reduce breakdown risk.

A movable split collet feeds and aligns welding fasteners in recesses, then retracts to expose the electrode and maintain weld quality.

A spot-welding device uses a control-pressure applying unit to adjust contact pressure on thin plates during welding.

An integrated lever mechanism rotates a hollow body to release the supporting arm, eliminating tool retrieval delays and maintaining operational continuity.

Visual sensors measure electrode tip distances before and after shaping to calculate cut amounts, eliminating encoder errors from vibration.

Unified frame structure simplifies component supply and management across diverse gripper models.

Multi-point contacting structure in heavy-current transformers reduces ohmic losses through integrated series-parallel winding connections.

A welding robot monitoring part detects excessive cable flexure during wrist movement to maintain wire feedability.

A controller adjusts cutter rotational speed based on measured dressing amounts to maintain precise electrode geometry.

A welding gun uses a ball screw shaft with flange and rod stoppers to regulate linear motion.

Integrating clamping and welding functions at datum locations eliminates workpiece deformation caused by off-center electrode forces.

Internal wrist passages protect harnessing from contamination, extending cable lifespan from two years to a decade.

A twin spot welding apparatus integrates a fixed welder and a servo-controlled moving welder to adjust welding parameters dynamically.

Replaceable jig frames and fitting members guide clamp jigs to precise positions, resolving accuracy issues across different vehicle body models.

Tubular flame-retardant fabric covers the welding gun body and moves with the arm to block slag penetration during multi-gun operations.

Segmented guide pins and spherical thrust bearing members reduce sliding friction, preventing wear and backlash when the gun posture changes during operation.

A dual-frequency heating system controls nugget core and periphery temperatures independently during spot welding.

Freewheel measuring disc tracks wear while energy storage springs autonomously reset the first member, eliminating external actuators.

A welding device applies asymmetric pressing forces to balance contact pressure across stacked workpieces with varying electrical resistance.

A spot welding system calculates communication delay between a robot controller and a welding machine to advance signal transmission timing.

A pressing member positions a spark plug ground electrode using an intermediary structure to align the tip for resistance welding.

A segmented spot welding system uses independent upper and lower moving units to position electrodes separately.

Integrating the power source into the welding gun eliminates long line lengths, reducing energy losses from 135 kW to 60 kW and doubling efficiency.

Segmented retaining members with localized thick walls ensure rigidity for elongated gun arms without increasing weight.

An electronically controlled welding head places both electrodes on one side to access confined spaces while maintaining precise contact pressure.

Independent pressing force actuators stabilize contact resistance and current density, ensuring uniform weld strength in stacked plates of varying rigidity.

A spot welding gun calculates pressurizing force changes using movable electrode position data to maintain consistent pressure across different attitudes.

Servo current monitoring detects electrode work piece contact to resolve dynamic friction positioning errors and improve weld accuracy.

Liquid cooling through a water jacket reduces conductor weight and cost by 60% while maintaining ampacity and flexibility for robotic dress packaging.

Oilless bearings in the spindle connecting device eliminate lubrication requirements, reducing size and weight while maintaining electric insulation.

Counterweighted two-armed levers bring receptacles into radial contact with a shaft, eliminating external forces that distort imbalance measurements.

A welding robot regulates its pose by calculating the sum of reaction forces detected on the welding tongs.

A welding device uses independently acting embossing heads to create precise contact points for reliable current transmission.

A resistance welding device uses a force sensor to detect constraining reactions during clamping for reliable parameter tracking.