TonBarrel Automation supplies precision welding, forming, assembly, and quality-control equipment purpose-built for washing machine and home appliance OEM manufacturers across North America and Europe.
High-power resistance and arc welding machines engineered for inner liners, chassis frames, and valve assemblies in washing machine production environments.
Up to 300 KVAResistance WeldingCNC-ControlledCE Compliant
WS-01
Mesh Welding Machine
Multi-electrode resistance welding machine for inner liner mesh and reinforcement grid welding. Six independent weld heads with synchronized PLC control for consistent nugget formation.
Power300 KVA × 6
Weld TypeResistance
ControlPLC / HMI
ApplicationInner Liner Mesh
Core Product
WS-02
Automatic Chassis Welding Machine
Automated resistance welding system for washing machine base chassis. Dual-electrode configuration with robotic positioning arm for repeatable weld placement on formed steel chassis panels.
Power300 KVA × 2
CycleAutomatic
PositioningServo-Driven
MaterialFormed Steel
WS-03
Automatic Valve Welding Machine
Dedicated machine for precision welding of inlet and drain valve assemblies onto the inner liner. Ensures leak-free, certified joints with programmable weld schedules and automatic torch positioning.
Power5 KW
TypeArc / Resistance
FixturesQuick-Change
OutputCertified Joints
Need welding specifications?
Our engineers can provide detailed datasheets, weld schedules, and custom configurations for your inner liner or chassis welding requirements.
High-precision sheet metal bending and punching machines designed for appliance panel and bracket forming with servo-driven accuracy and automated material feeding.
Servo-DrivenAuto Material Feed±0.1 mm ToleranceCE Compliant
FF-01
Automatic Vertical Double-Bending Machine
Two-axis CNC bending machine for appliance cabinet panels and inner liner flanges. Dual bending beams operate simultaneously for high throughput. Auto-feeder compatible with coil or blank stock. Ideal for door panel and tub rim forming.
Power12 KW
Axes2 (Dual Beam)
FeedAutomatic / Manual
MaterialSteel / Stainless
ControlCNC / HMI
FF-02
Automatic Punching Machine
High-speed servo punching press for bracket, base plate, and inner liner hole patterns. Multi-die tooling station with programmable punch sequences. Auto-loading and stacking system reduces operator handling and improves cycle time.
Power12 KW
TypeServo Press
ToolingMulti-Die Station
LoadingAutomatic
ApplicationPanels & Brackets
Optimise your sheet metal workflow.
Talk to our team about integrating bending and punching stations into your existing line layout.
Complete assembly station solutions for washing machine frame construction, inner liner installation, tub sealing, and station-to-station line management — all designed for high-volume OEM environments.
Precision sealant dispensing and curing station for tub-to-cabinet and lid-to-body sealing. Programmable bead paths with vision inspection confirm seal continuity before downstream assembly.
Power12 KW
DispensingCNC Path
InspectionVision System
Sealant TypeSilicone / FIPG
AS-02
Frame Assembly Production Line
Full-line solution integrating frame jigging, fastening, and transfer conveyor for washing machine cabinet assembly. Configurable station count; supports both front-loader and top-loader cabinet formats.
Power10 KW
FormatFront / Top Loader
TransferPowered Conveyor
StationsConfigurable
Core Product
AS-03
Automatic Frame Station Divider
Automated line-splitting and buffering unit that manages pacing between fast and slow assembly stations. Prevents bottlenecks and enables balanced takt time across the full production line.
Power1.5 KW
FunctionBuffer / Split
IntegrationPLC Networked
ControlTakt-Time Logic
AS-04
Inner Liner Frame Installation Line
Dedicated line for installing the formed inner liner into the outer cabinet frame. Servo-press fitting stations with torque verification; includes automated transfer between press, clip-fit, and check stations.
Power15 KW
FittingServo-Press
VerificationTorque / Force
TransferAutomated
Build a complete assembly line.
We design and supply full turnkey assembly lines tailored to your product format, takt time, and facility layout.
Industrial-grade robotic manipulators for material retrieval, part transfer, and multi-axis handling tasks — designed to integrate seamlessly into washing machine production lines.
Multi-AxisServo-DrivenPLC NetworkedCustom Gripper
HA-01
Belt Conveyor Transfer System
Multi-lane belt conveyor system for smooth inter-station transfer of inner liners and assembled panels. Green polyurethane belts with driven roller sections. Variable speed motor-gearbox units for takt-time adjustment without tooling changes.
Power3 KW
BeltPU / Green
SpeedVariable
DriveMotor-Gearbox
ApplicationInter-Station Transfer
HA-02
Corner Roller Conveyor System
90° and 180° turn sections with driven roller conveyors and chain-belt straight runs for complex line routing. Fan-curve roller turns allow smooth directional change without jamming large panels. Modular sections fit into existing layouts.
Turn90° / 180°
RollersSteel / Galvanised
DriveChain & Belt
ConfigModular
ApplicationLine Routing
High Throughput
HA-03
Triple-Arm Gantry Manipulator
Three servo-driven gantry arms on a shared overhead rail for simultaneous multi-point pick-and-place. Each arm carries independent lifting columns with pneumatic grippers, enabling coordinated transfer of large or multiple components in a single cycle.
Power11 KW
Arms3 Independent
SyncCoordinated PLC
RailOverhead Gantry
GripperPneumatic / Custom
HA-04
Portal Gantry Manipulator
Single-bridge portal manipulator for high-clearance overhead handling above wide conveyor or press systems. XY servo traversal with Z pneumatic lift and vacuum/gripper end effector. Ideal for stacking, depalletizing, and cross-line transfer tasks.
Power3 KW
TraverseXY Servo
LiftZ Pneumatic
End EffectorVacuum / Gripper
ClearanceHigh-Span Portal
Automate your material flow.
Custom gripper tooling and PLC integration packages are available for all manipulator models.
End-of-line and in-process quality assurance equipment — including automated leak detection and thermal cooling management — that ensures every unit leaving the line meets specification.
Pressure-decay or helium-trace leak detection station for inner liners and welded assemblies. Programmable test sequences with automatic OK/NG classification, data logging, and line stop signal integration. Detects leaks below 5 Pa/s decay rate for hermetic sealing certification.
Power5 KW
MethodPressure Decay
Sensitivity< 5 Pa/s
OutputOK / NG + Data Log
IntegrationMES / Line PLC
Core Product
QT-02
Inner Liner Cooling Line
Forced-air and water-mist cooling conveyor system for post-weld inner liner temperature management. Ensures liners reach safe handling temperature before downstream assembly. Cooling profile is programmable per liner geometry and material specification.
Power3 KW
MethodAir + Water Mist
ConveyorPowered / Indexed
ProfileProgrammable
ApplicationPost-Weld Cooling
QC/ Why Quality Systems Matter
Reduce end-of-line rejects
Integrating leak detection directly on the production line catches faulty inner liners before cabinet assembly — avoiding costly rework and scrapped finished units. Our machines provide pass/fail classification in under 15 seconds per cycle.
Data-driven quality management
All test results are timestamped and logged to CSV or MES endpoints. Trend data helps engineering teams identify upstream process drift before it becomes a recall risk, and supports ISO and appliance safety certification audits.
Zero-defect appliance lines start here.
Contact our team to discuss leak detection thresholds, MES integration, and cooling line configuration for your product range.
TonBarrel Automation Equipment Ltd. designs, manufactures, and supports purpose-built production line machinery for appliance OEMs worldwide — with a focus on washing machine inner liner, chassis, and assembly systems.
Who We Are
Based in Qingdao, Shandong — one of China's premier manufacturing and export hubs — TonBarrel Automation has grown from a regional equipment supplier into an international partner for appliance manufacturers across North America, Europe, and Southeast Asia.
Our engineering team combines deep domain knowledge in resistance welding, sheet metal forming, and automated assembly with practical experience on the factory floor of major appliance OEMs.
CE CertifiedISO 9001Export CompliantEN 60204-1
By the Numbers
13+
Machine Models
5
Product Categories
300
KVA Max Weld Power
2
Continents Served
Our Capability
Every machine is engineered for the specific demands of appliance OEM production: high duty cycles, minimal changeover, and seamless integration with existing line PLC and SCADA infrastructure.
We support the full machine lifecycle — from initial RFQ and factory acceptance testing through commissioning, operator training, and long-term spare parts supply.
North American & European Sales
Our English-language sales and support team is available to assist buyers in the US, Canada, Mexico, the UK, and across the EU. We work with established freight and customs brokers to ensure smooth delivery and compliance with local electrical and safety standards.
All documentation — manuals, wiring diagrams, CE declarations, and FAT records — is provided in English.
Start a conversation with our team.
Tell us about your production targets and product format — we'll recommend the right configuration and provide a detailed quotation.
