OEM High Quality Rubber Metal Bonded Vibration Damper

hydraulic damper with zinc alloy metallic rotor,vane damper,soft close damper

Product Details
We are one of the major supplier of torque damper, Round gear damper, big torque damper in China. Looking forward to have win-win cooperation with you. Our products are widely sold at home and abroad, our company's production scale is large and we have a professional production team which can be customized for the majority of customers. We constantly introduce new products, develop new channels, integrate new resources to meet the differentiated needs of different levels of customers, maintain the vitality of the enterprise and promote the rapid development of the enterprise development. Quality comes from professionalism.

hydraulic damper with zinc alloy metallic rotor,vane damper,soft close damper

TRD-N1-LR353(001).jpg

Product name:Vane damper 
Product model:TRD-N1-L/R353


1.General
This specification give the related model damper technical requirement, testmethod and product model description, apply to damper production and test.


2.Test requirement and test method

item

desctiption

Technical requirment

Test method


2.1

Damping time

Damping time:8±4s

1.Test machine:test special tools

2.method:T=3.5N・m(35kgf・cm) make the counterpoise position at 0゚,the reset.(once is ok)

a.pull the counterpoise to110゚position,then to 90゚~80゚(85゚is best),measure the working angle from 70 to 0 degree

b.load torque in horizontal line:3.5N・m(35kgf・cm)

c.test angle:70゚→ 0゚

d.test temperarure:23℃±2℃

2.2

durability

1)working angle more than 2 seconds

2)no oil leakage, no broken

1)durability test condition

a.test machine:test special tools(drop free)

b.test method:force close open angle to close angle 100゚±10゚。

c.force close:pneumatic pressure 30~50PSI

d.working angle:0゚←→110゚

e.frequency 10 time/minutes

f.test temperature:23℃±2℃

g.durability time:50,000cycles

2)judging criteria after test

a)working angle:after test, put damper at room temperature 23℃±2℃ more than 24 hours,test it according to item 2.1 and get the damping time
b)appearance:judge the appearance

2.3

Working temperature range

1)-5℃:10 ± 5s

2)50℃:6 ± 3s

1)working temperature test condition

a.damper place temperature:-5℃,50℃

b.damper place time:>3 hours

2)judging criteria after test

place the damper in each temperature, and then put in room temperature, test it according to item 2.1

2.4

Storage temperature

1)damping time change rate in preliminary stage within±30%

2)no oil leakage, no broken

1)storage temperature test condition

a.damper storage temperature:-20℃,60℃

b.damper storage time:72hours

2)judging criteria after test

a.damping time, place the damper in each temperature and then put in room temperature, test the damping time according to item 2.1

b.Appearance: judge the damper appearance.

2.5

Reverse torque

<1.0N・m(10kgf・cm)

1)rotate speed:1rpm
2)test angle:110°
3)method:make the damper rotor rotate to oppsitive direction. Test its torque.

2.6

Maximum working angle

110°

Guarantee item 2.2 durability working angle range

2.7

size

See drawing

 

2.8

weight

25g±1g

 

2.9

rotation

White cover left, black cover right

 

3.Model description
Model:TRD-N1-L/R353.
TRD ——Toyou Rotary Damper
N1——kind;
L353——model; 


4.Batch number
Production batch number:35G
2D59
35G——damper torque is 35kgf·cm
2 ——year,1 is 2011,2 is 2012……,ect;
D——month,A is January、B is February……,ect;
59——batch number,01 is batch 1,02 is batch 2……,ect. If more than 100 A is 100,B is 110……,ect. For example 135, it is D5.

Welcome to purchase high quality and precise hydraulic damper with zinc alloy metallic rotor,vane damper,soft close damper from Toyou Industry - one of the leading such manufacturers and suppliers. We have been specialized in this field for over 15 years. And we offer customers the most competitive price. Don't hesitate any more.

After years of development, we have accumulated rich experience and solid foundation in product application and production technology, making us a diversified professional enterprise for OEM High Quality Rubber Metal Bonded Vibration Damper. 'Great care to create the brand' is our business philosophy. We seriously promise that we provide all the customers with the best quality products, the most competitive prices and the most prompt delivery.
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