Why need a tumbling barrel?

What is tumbling barrel?

The tumbling barrel is also be called as rotating barrel, it is to simulate the free fall and repeated free fall of the electrical and electronics equipment with small size and mass in daily use, transportation and storage, and to evaluate the performance resistance to drop.

 

The working principle of tumbling barrel and its application

The specimen is placed in the tumbling barrel, and rotate with a specify speed to fall from a certain height, the specimen is subjected to different angles and impact forces during the fall process, after reaching the prescribed number of fall, then to check if the specimen is damaged. Usually, The test is applied to the fields of cellphone, battery, socket-outlet, plug, pads, MP3 and etc., however, for different samples, the material and size of the tumbling barrel will have different requirements, the product standards will give the detail drawings.

 

The significance of repeat fall test

The tumbling barrel testing machines play an important role in product quality control, packaging design, product improvement, and regulatory compliance, and can provide reliable experimental data and evaluation basis.

–For quality control, The tumbling barrel test machine can be used to test and evaluate the performance and reliability of various products during falls. By simulating the falling situation in the actual use environment, the structural strength of the product, the durability of the parts and the stability of the assembly can be detected, thereby providing the basis for product quality control.

–For packing design, the tumbling barrel test machine can simulate the drop impact that a product may suffer during transportation, and evaluate the packages’ ability to protect the product by testing the performance of packaging materials and packaging designs. This helps optimize packaging design and improve product safety and integrity during transportation and storage.

–For product improvement, the weakness and problems that may exist in the product during the falling process will be discovered during the tumbling barrel test, so to provide guidance for product improvement and optimization.

–For regulatory compliance, the tumbling barrel test can obtain accurate data, so that it can be determined whether the test results can meet the requirements of relevant standards.

 

For testing different products, Pego has launched multiple models of tumbling barrels.

Model

TB-1

TB-2

TB-3

TB-4

Roll speed

5rpm

5rpm

5rpm

5rpm

Fall speed

10 times/min

10 times/min

10 times/min

10 times/min

Material

3mm quality steel plate

Side: 1.5mm quality steel plate; Up-down: 3mm steel plate and 10-19mm board; bevel: plastic

Back-front: transparent plastic plate; Up-down: 10-19mm thick plywood

5mm quality steel plate, up-down: 20mm board in the steel plate

Test times

0-9999 times

0-9999 times

0-9999 times

0-9999 times

Fall height

500mm

500mm

500mm

800mm

No. of tumbling barrel

Single or double

Single or double

Single or double

Single or double

Application

Plug type rectifier/transformer, luminaries, connection device

Plug and socket, similar accessories

BS plug and socket

Household Vacuum Cleaners and similar electronic equipment

Compliance standard

GB7000.1 figure 25, IEC60068-2-32, IEC60598-1, VDE0620-1 figure 27

GB2009.1 clause 24.2, GB2423.8, IEC60884 .1, EN50075

BS1363.1 figure 20, UL60730

IEC60312

Power

220V 50HZ

150V 60Hz

220V 50HZ

150V 60Hz

220V 50HZ

150V 60Hz

220V 50HZ

150V 60Hz

 

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