Shanghai Guiyao Machinery Technology Co., Ltd.

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Worm Gearbox For Construction Hoist

Worm Gearbox For Construction Hoist

worm gearbox for mining machine is suitable for​ low speed and low frequency, constitute the main components are: precision and accuracy of the trapezoid-type screw worm gear pair. Worm gearbox for mining machine suitable for high speed, high frequency and high performance unit, constitute the main components for precision ball screw pair with high accuracy worm gear pair.

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Product Details

Worm Gearbox for Construction Hoist has Box shape, high quality aluminum alloy die cast housing, beautiful appearance.

Excellent thermal properties, large load capacity.Multiple installations, hollow output shaft structure, equipped with

a variety of input and output ways, and can be conveniently combined with other transmission machinery, so has a strong adaptability.Small model, compact structure, small volume, light weight, saves installation space.Smooth

transmission, low noise,Safe, reliable, economic and durable.

 


Quick Details

●Gearing Arrangement : Worm 

●Output Torque : 48-10200 N.m

●Input Speed : 710-2000 rpm (customized)

●Output Speed: 1.8-61 rpm

●Place Of Origin : Shanghai China (Mainland)

●Model Number:EWS37-EWS127

●Brand Name : GUIYAO

●Housing Material : Casting Iron , HT250 etc

●Installation type : foot , flange, torque arm

●Output Type : Hollow shaft , Solid shaft, etc

●Input Type : direct motor , input shaft , flange

●Input Form : IEC flange

●Bearing : NSK , SKF , ZWZ, HRB etc 

●Gear Ratio : 23.8-389

●Rotational Direction : 26688

●Application : Industrial , Robotics , Medical etc

●Certification : ISO9001 

Packaging &Delivery

●Packaging Details : Cartons or wooden case 

●Delivery Time : According to the order

Product Description 

Worm Gearbox for Construction Hoist has Box shape, high quality aluminum alloy die cast housing, beautiful appearance.

Excellent thermal properties, large load capacity.Multiple installations, hollow output shaft structure, equipped with

a variety of input and output ways, and can be conveniently combined with other transmission machinery, so has a strong adaptability.Small model, compact structure, small volume, light weight, saves installation space.Smooth

transmission, low noise,Safe, reliable, economic and durable.



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Merits of GUIYAO Series Worm Gear Reducer

●High drive precision 

●Save cost and convenient maintenance 

●Advanced gear grinding precision , low noise

●Compact dimension, high loading support, stable transmitting

●Perform efficiently

Model Number Chart And Quick Choose

 

Housing material

Cast iron/Ductile iron

Housing hardness

HBS190-240

Gear material

20CrMnTi alloy steel

Surface hardness of gears

HRC58°~62 °

Gear core hardness

HRC33~40

Input / Output shaft material

42CrMo alloy steel

Input / Output shaft hardness

HRC25~30

Machining precision of gears

accurate grinding, 6~5 Grade

Lubricating oil

GB L-CKC220-460, Shell Omala220-460

Heat treatment

tempering, cementiting, quenching, etc.

Efficiency

94%~96% (depends on the transmission stage)

Noise (MAX)

60~68dB

Temp. rise (MAX)

40°C

Temp. rise (Oil)(MAX)

50°C

Vibration

≤20µm

Backlash

≤20Arcmin

Brand of bearings

China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, SKF, FAG, INA, NSK.

Brand of oil seal

NAK --- Taiwan or other brands requested

 

 

SIZE

Shaft Dia.(mm)
Solid Hallow

Center Height

Output Flange Dia.(mm)

Power(kw)

Ratio

Permissible Torque(N.m)

Weight(KGS)

37

φ20k6

φ20h7

82

φ120/160

0.18-0.75

10.27-165.71

90

7

47

φ25k6

φ25h7

100

φ160

0.18-1.50

11.46-244.74

170

10

57

φ30k6

φ30h7/35h7

180

φ200

0.18-3.0

10.78-196.21

300

14

67

φ35k6

φ40h7/45h7

140

φ200

0.25-5.50

11.55-227.20

520

26

77

φ45k6

φ50h7/60h7

180

φ250

0.55-7.50

9.96-241.09

1270

50

87

φ60m6

φ60h7/70h7

225

φ350

0.75-15.0

11.83-223.26

2280

100

97

φ70m6

φ70h7/90h7

280

φ450

1.50-22.0

12.5-230.48

4000

170

 


FAQ

Q: Do you make customized products based on our design drawings?

A: Yes, we are a professional metal fabrication supplier with experienced engineering team to make custom products according to clients’ drawings.

Q: Will my drawing be safe after you get it?

A: Yes, we won’t release your design to any third parties unless having your permission. And we can sign the NDA before you send the drawing. 

Q: What is the MOQ?

A: We don’t set MOQ, but the price will be better for the larger quantity. Besides, we are happy to make prototype or sample for clients to ensure quality standard.

Q: Whether some samples can be provided? 

A: Yes, just need sample cost but we will return it back when proceeding into mass production

Q: How to deal with the parts received when they are found to be in poor quality? 

A: Please rest assured that all our products are QC inspected and accepted with inspection report before delivery and generally there will be no non-conformance: in case of non- conformance, please contact us immediately, take some pictures and we will check on the problems and have them reworked or redo at the first time. Also the relevant transportation costs will be our side.

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