Air curtain machine is a kind of invisible curtain that is driven by a high-speed motor to drive the cross-flow or centrifugal wind wheel to generate a powerful airflow. Therefore, it is also known as air curtain, air curtain, air air curtain, damper, and air door. English name: air curtain, airdoor.

The application of the air curtain machine is installed in the refrigeration, air-conditioning, dustproof, heat-insulated shopping malls, theaters, hotels, restaurants, conference halls, cold storage, operating rooms and homes, etc., above the doorway, start the machine, can indoor and outdoor The air is separated, which not only facilitates access, but also prevents the exchange of indoor and outdoor hot and cold air. At the same time, it is also dust-proof, anti-pollution, and anti-mosquito-flies. Widely used in electronics, instruments, pharmaceuticals, food, precision processing, chemicals, footwear, and services, business and other industries.

The characteristics of the air curtain machine Air curtain machine generates high-speed air flow, divides indoor and outdoor into two separate temperature zones to create a comfortable indoor environment, maintain the effect of indoor air conditioning and air purification, save energy, and circulate air to effectively isolate dust , smoke [1], odors and insects and other microorganisms. Prevent the outflow of cold (warm) air, save the air door that is continuously formed by electricity, can effectively prevent the leakage of cold (warm) air, save electricity, divide the indoor and outdoor into two independent temperature zones, when the air conditioner runs for a long time, Auxiliary circulation regulates the temperature to achieve the purpose of saving energy and improving the environment. Dust-proof and insect-proof effect The air curtain generates high-speed air flow to form a protective door, which can effectively block the intrusion of outdoor dust and flying insects and keep the room clean. Anti-smoking and harmful gas effects The air circulation system of the air curtain machine can make every corner of the room strongly block the fumes of pungent fume, industrial exhaust gas, automobile exhaust and other harmful gases into the room. Air circulation effect When the air conditioning energy distribution is uneven due to the large space in a gymnasium, movie theater, entertainment venue, etc., the air circulation system function of the air curtain achieves an equilibrium of the indoor temperature.

The role of air curtain 1, heat insulation function:

Air curtains make it unnecessary for customers, such as restaurants, shops, and entertainment venues, to enter and exit frequently. This maintains the cool, warm air temperature inside the room at 60-80% efficiency. Only minor temperature changes are allowed.

2, pest control function:

It can be found that most annoying and harmful insects cannot pass through the wind curtain wall. This will better and more easily maintain the hygiene of fruit counters, fast food restaurants and other places.

3, dust prevention function:

If air curtains are installed in the precision machinery factory or in the foyer of a food store or clothing store facing bus lanes, dust can be effectively shielded from the outside and can be kept clean at a level of 60-80%.

4, preservation function:

The air curtain can prevent strange smells from being emitted from machinery such as chemical laboratories or storerooms and frozen meats. And it can block harmful gases emitted from outside cars. How to prevent the cold and hot air outflow of air conditioners, the experts put forward suggestions: The combined use of air curtains and air conditioners can effectively solve the problems of cold and hot air outflow of air conditioners.

5, negative ion function to produce active oxygen, improve lung function, promote metabolism, improve sleep, sterilization, make fresh air, eliminate smoke and dust, prevent myopia, static electricity to prevent hair split ends.

6, remote control function Now many brands are added with infrared receiving function of the wind curtain machine. However, it is not very popular in applications because wind curtains do not change temperature from time to time.

Turning rolls refers to the use of welding pieces and the friction between the active roller to drive the cylindrical welding device rotation device. Self-adjusting turning roller for circular tube welding, the distance between the rollers can be adjusted according to the size of the cylinder, a variety of specifications for the user to choose the turning roller.

As per the market demanding, we have developed and designed kinds series of turning rolls to satisfy the customer`s requests, such as KT series adjustable turning rolls, KTS serise manual adjustable turning rolls, KTD series electric adjustable turning rolls, KTF series heavy duty anti-creep adjustable turning rolls and ZT series self-aligning turning rolls. As per the customer`s requests, we can design ang manufacture non-standard turning rolls, such as turning rolls with trolley, inclining turning rolls, hydrulic elevation turning rolls and assembly turning rolls and so on.  

KT Series Adjustable Welding Turning Rolls

Kt Welding Turning Roll 2

Composition and characteristics of the welding turning roller

1 The KT adjustable turning rolls include one power bed and one idle bed.The turning rolls below 40T adopt helical-worm &cycloidal pin wheel decelerator,and over 40T adopt cycloidal pin wheel or helical-worm decelerator.

2 The series turning rolls adopts screw to adjust,available for changes of workpiece diameter,simple structure and economy

3 The wheels are new combination style ,one rubber wheel and two steel wheels,with big load capacity ,big friction,strong drive and glue force

4 Imported transducer realized the stepless regulation with wide speed range ,high precision and big starting moment

5 The control system has the synchronized linkage interface with manipopulator and has remote controller ,easy and reliable.

ype

Load

(t)

Line speed

(mm/min)

Workpiece diameter(φ)

Wheel Size(mm)

Power(KW)

  Size(mm)

Input voltage

 Dia.

Wid.

L

W

H

KT-3

3

100-1000

250-2500

250

140

0.18*2

1977

468

375

Three-phase   380v

KT-5

5

100-1000

250-3000

250

140

0.25*2

2760

470

415

KT-10

10

100-1000

300-3500

300

170

0.37*2

2920

525

535

KT-20

20

100-1000

400-4500

350

180

0.55*2

3010

540

635

KT-30

30

100-1000

400-4500

350

180

0.75*2

3030

610

635

KT-40

40

100-1000

500-5000

400

200

0.75*2

3335

915

695

KT-50

50

100-1000

500-5000

450

220

1.10*2

3400

1055

810

KT-60

60

100-1000

500-5500

450

220

1.10*2

3570

1055

810

KT-80

80

100-1000

800-5500

500

240

1.50*2

3520

1130

900

KT-100

100

100-1000

800-5500

500

240

2.20*2

3450

1150

900

KT-200

200

100-1000

800-6000

600

240

2.20*2

4250

1190

1050

KT-300

300

100-1000

1000-6500

640

250

3.00*2

5400

1320

1150

KT-500

500

100-1000

1000-8000

700

300

5.50*2

6200

1580

1460

KT-800

800

100-1000

1000-8000

800

350

11.0*2

6880

1900

1825

 



Welding Turning Rolls

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