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Front-loading Washing Machine Drum Assembly Line

(TIG welding type)

The Front-loading Washing Machine Drum Assembly Line (TIG Welding Type) utilizes a high-precision TIG welding process and is specifically designed for the efficient, automated production of inner drums for front-loading washing machines. It produces uniform and robust weld seams with a high degree of product consistency, effectively boosting production efficiency and product quality while meeting the demands of high-end appliance manufacturing for stability, precision, and intelligent production.

    Front-loading Washing Machine Drum Assembly Line (TIG welding type)

    Components and Finished Products Display

    Components such as inner drum blanks, balance rings, and plastic bases undergo a series of processes to be assembled into a finished drum.

    Production Line Overview

    This production line is required to accommodate two drum models—54L and 66L—and must be compatible with the production of 8kg and 10kg drum products on the 510 platform. Equipment Layout Orientation: Operators face the equipment, proceeding from left to right. Equipment composition of the drum line:Rolling Machine, TIG welding machine, Expanding machine, Embossing machine, Flanging machine, Lifter screw hole piercing machine, Manual Pre-assembly tooling of rear cover and front cover and rolled drum sheet, Seaming machine, Spider screw hole piercing machine, Manual screwing tooling for spider, Manual screwing tooling for spider.

    Flow chart

    Flow chart

    Production Line Parameters

    Whether the production line equipment is automated or manual depends on various factors, including the client's specific requirements, cycle time, investment budget, and available facility space. Our projects constitute fully customized, integrated turnkey solutions—encompassing every stage from initial consultation, design, and manufacturing to installation, commissioning, and after-sales support.

    Line cycle

    ≤25 seconds per piece

    Labor requirement

    10 persons (manual loading and unloading)

    Operating temperature

    -8°C ~ +45°C

    Relative humidity

    <90%

    Compressed air source

    0.5~0.8MPa

    3-phase 5-wire system

    AC380V+10%

    50HZ+ 2%

    Machine details

    Effortless and Secure Accesstrt

    Rolling Machine

    ● Frame: welded structure with square tubes.

    ● Drive: use motor to drive the conveying belt.

    ● 3 rubber-covered rollers are used for rolling, to avoid scratching the sheet material.

    ● The size of the rolling circle can be adjusted by adjusting the gap between the

    ● three rubber-covered rollers.

    ● The control cabinet is fixed on the machine, and a start button and a start button are installed on the machine.

    ● For drums with different patterns, the upper rolling roller needs to be replaced when changing models.

    Effortless and Secure Accesstrt

    TIG welding machine

    ● The main body of the equipment adopts the welded frame, and use metal plates as safety guard.

    ● The equipment includes: seam positioning mechanism. welding gun transfer mechanism, water cooling system, and gas protection system.

    ● The seam positioning mechanism adopts the upper positioning plate + cylinder, the left and right positioning plates + cylinders. The front positioning mechanism adopts the form of cylinder + positioning plate and the form of material pressing plates + air bags on both sides. The bottom of the mechanism is equipped with material supporting rollers. After manually placing the drum sheet in the welding position, activate the two-hand button, and the seam positioning mechanism will position and clamp the drum sheet.

    Effortless and Secure Accesstrt

    Expanding machine

    ● The main body of the equipment adopts the welded frame, using metal plates + grids + aluminum profiles for safety protection.

    ● It adopts hydraulic drive mode to realize the expansion in one step.The rolled drum sheet is manually placed on the lifting platform of the equipment, and the lifting platform drives the roller drum sheet to the expansion station. The oil cylinder drives the wedge block to move downward to push the expanding mold outward to expand the product. After the expansion is completed, the oil cylinder drives the wedge block to move upward to retract the expanding mold.

    ● The expansion mold adopts a quick-change structure, which facilitates rapid manual replacement. For different width expansion requirements, corresponding molds need to be configured for quick change.

    ● The mold is made of imported copper alloy material AMPCO brands, and the mold life is >0.5 million times.

    ● The electrical control cabinet and the equipment body are fixed together for easymovement of the equipment in the future. For the convenience of manual operation,the equipment is equipped with a foot pedal.

    Effortless and Secure Accesstrt

    Embossing machine

    ● The main body of the equipment adopts the welded frame, using metal plates + grids + aluminum profiles for safety protection.

    ● The equipment rotates the drum to realize sequential embossing on three sides.

    ● The equipment consists of a drum support mechanism, a special forming mechanism, embossing mold, a hydraulic station.

    ● The drum supporting mechanism is driven by a servo motor to achieve up and down movement. When manually loading, the drum needs to be placed as per the marks.

    ● When working, manually align the welding notch of the expanded drum with the positioning mark on the drum support mechanism to position the drum, press the two-hand switch, the drum is clamped, and loading is completed. The drum is rotated and embossed in a special hydraulic machine driven by the rotating mechanism. After the embossing is completed, the drum supporting mechanism ejects the drum to be taken out manually.

    Effortless and Secure Accesstrt

    Flanging machine

    ● The rotation of the main shaft is realized by the motor. and the inner bracing mechanism driven by the cylinder realizes the tight expanding of the drum. The 4pieces of inner bracing modules are rubber covered, to avoid scratching on the drum surface.

    ● The flanging wheels can be divided into upper wheels and lower wheels. The upper flanging wheels mechanism is driven by a servo motor + lead screw, which can meet the compatible production of multiple models of drums with the same diameter and different heights. The lower flanging wheels mechanism cannot move vertically but can move horizontally driven by a servo motor + lead screw. The wheel position parameters can be adjusted directly through the HMI. The axis of the positioning wheel and the flanging wheel in the upper and lower flanging wheel groups form a certain angle, which can ensure a good flanging effect.

    ● The positioning wheels and flanging wheels are made of imported SKH51,with TICN plating. Service life >300,000 times

    Effortless and Secure Accesstrt

    Lifter screw hole piercing machine

    ● The main body of the equipment adopts the welded frame, using metal plates + grids + aluminum profiles for safety protection.

    ● The equipment rotates the drum to sequentially pierce the lifter mounting holes on three sides.

    ● The equipment consists of a drum support mechanism, a special hydraulic forming mechanism, forming mold, a hydraulic station.

    ● The drum supporting mechanism is driven by a servo motor to achieve up and down movement. When manually loading, the drum needs to be placed as per the marks.

    ● When working, manually align the welding notch of the flanged drum with the marks on the drum supporting mechanism to position the drum, press the two-hand switch, the drum is clamped, and the drum loading is completed. The drum is rotated and pierced in a special hydraulic machine driven by the rotating mechanism. After the piercing is completed, the drum supporting mechanism ejects the drum to be taken out manually.

    Effortless and Secure Accesstrt

    Seaming machine

    ● The basic frame of this machine is made of square steel pipes, using metal plates for safety protection.

    ● The spindle rotation is driven by a servo motor, and the drum is rotated by a coaxial drive to ensure the rotation synchronization of the upper and lower rotating disks.

    ● The forming wheels are made of imported SKH51, with TICN plating. Service life>200000 times

    ● The curling wheel is equipped with a manual oil spray lubrication mechanism. The lubrication oil shall be added manually and regularly.

    ● The electric control cabinet and the equipment body are fixed together, which is convenient for the equipment to move in later period.

    Effortless and Secure Accesstrt

    Spider screw hole piercing machine

    ● Use high-precision sliding plates and guide pillars as guides to ensure accurate alignment of the piercing punch and die. 

    ● As for the circumferential positioning of the drum, a profiling fixture is used to position the drum to ensure the accuracy and consistency of the circumferential positioning.

    ● The piercing punch and die are made of high-strength alloy steel with the service life of>100,000 times.

    ● The electric control cabinet and the equipment body are fixed together, which is convenient for the equipment to move in later period.

    Effortless and Secure Accesstrt

    Manual screwing tooling for spider

    ● The tooling is of welded frame.

    ● The rotating disc is unpowered, and a profiling block is installed on it.

    ● The tooling is equipped with a screw box for easy placement of screws, with a capacity of >500 pieces.

    ● For drums of different diameters, it's necessary to change the profiling block when changing models.

    Effortless and Secure Accesstrt

    Manual screwing tooling for plastic lifter

    ● The main frame is made from welding process.

    ● This tooling is designed with a bracket for hanging the pneumatic screw gun, and the bracket height is adjustable. The supplier is responsible for configuring 1 pneumatic screw gun.

    ● The tooling is equipped with a screw box for easy placement of screws, with a capacity of >500 pieces.