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Changzhou Tianniu Transmission Equipment Co., Ltd
Changzhou Tianniu Transmission Equipment Co., Ltd
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Flexible Metric Bellow Coupling Bkl 40X51mm M5

Product Details

Place of Origin: China

Brand Name: Tianniu

Certification: ISO 9001

Model Number: GR 40*51

Payment & Shipping Terms

Minimum Order Quantity: 1 pcs

Price: Negotiable

Packaging Details: Cartons by sea shipping by Airplane

Delivery Time: 3-5 working days

Payment Terms: T/T, Western Union, MoneyGram, L/C, D/A, D/P

Supply Ability: 10000 per month

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Specifications
Highlight:

bellow flexible coupling 40X51mm

,

40X51mm bellows coupler

,

bellows coupler 40X51mm

Name:
Bellow Shaft Coupling
Material:
Aluminium Steel
Bore Size:
16-55mm
Warranty:
12 Months
Elastomer Materia:
PA66
Surface Treatment:
Anodic Oxidation Treatment
Weight:
85G
Name:
Bellow Shaft Coupling
Material:
Aluminium Steel
Bore Size:
16-55mm
Warranty:
12 Months
Elastomer Materia:
PA66
Surface Treatment:
Anodic Oxidation Treatment
Weight:
85G
Description
Flexible Metric Bellow Coupling Bkl 40X51mm M5

GR40X51 M5 Shaft Coupling Aluminum Bellows Setscrew For CNC Machine​

 

Product introduction

 

Bellows coupling uses corrugated thin-walled pipe (bellows) to directly weld or bond with the two half couplings to transmit motion. The coupling has the advantages of simple structure, small overall dimension, convenient processing and installation and high transmission accuracy. It is mainly used in small power precision machinery and control mechanisms requiring compact structure and high transmission accuracy.
 

The elastic element of bellows coupling is precision metal bellows, which is divided into flexible series and rigid series. The flexible series has great elasticity and is often used in micro occasions such as encoders and sensors. The rigid series is mainly used in servo motors, CNC machine tools (machining centers) and other occasions.

 

Products Features 

 

1. The bellows coupling has no clearance and high sensitivity

2. High elasticity, better protection of equipment

3. It can absorb vibration and compensate radial, angular and axial deviations at the same time

4. Oil stain resistance and strong corrosion resistance

5. Torsional rigidity, clockwise and counterclockwise rotation characteristics are exactly the same

6. Commonly used in CNC machine tools, indexing discs and other industrial machinery

 

 

 

Products Parameters 

 

Product Drawings

Flexible Metric Bellow Coupling Bkl 40X51mm M5 0

 

Product Dimensions

 

model parameter common bore diameter d1,d2 ΦD L LI L2 L3 N F M tightening screw torque
(N.M)
GR-16x27 4,5,6,6.35,7,8 16 27 7.5 2 8 13.5 3 M3 0.7
GR-20x32 5,6,6.35,7,8,9,9.525,10,11,12 20 32 7.2 2.8 12 18 3.5 M3 0.7
GR-22.5x34 5,6,6.35,7,8,9,9.525,10,11,12 22.5 34 8.05 2.8 12.3 20.2 4.5 M4 1.7
GR-25x37 6,6.35,7,8,9,9.525,10,11,12 25 37 9.5 3 12 20.2 4.5 M4 1.7
GR-32x42 8,9,10,11,12,12.7,14,15 32 42 8 4 18 27.2 5.5 M5 4
GR-40x51 8,9,9.525,10,11,12,12.7,14,15,16,17,18,19,20 40 51 9.5 6 20 34.5 5.5 M5 4
GR-55x57 10,11,12,12.7,14,15,16,17,18,19,20,22,24,25 55 57 9 6 27 51.9 6.25 M6 7
GR-65x81 10,11,12,12.7,14,15,16,17,18,19,20,22,24,25,28,30,32,35,38 65 81 19.5 7 28 60.5 8.9 M6 7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

model parameter Rated torque
(N.M)*
allowable eccentricity
(mm)*
allowable deflection angle
(°)*
allowable axial deviation
(mm)*
maximum speed
rpm
static torsional stiffness
(N.M/rad)
moment of inertia
(Kg.M2)
Material of shaft sleeve surface treatment weight
(g)
GR-16x27 0.8 0.1 2 + 0.4 -1.2 20000 150 7.9x10-7 High strength aluminum alloy Anodizing treatment 8
GR-20x32 1.5 0.1 2 + 0.6 -1.8 18000 220 2.0x10-6 13
GR-22.5x34 1.8 0.15 2 + 0.6 -1.8 16000 300 6.2x10-6 22
GR-25x37 2.0 0.15 2 + 0.6 -1.8 15000 330 6.7x10-6 30
GR-32x42 2.5 0.2 2 + 0.8 -2.5 11000 490 2.0x10-5 53
GR-40x51 6.4 0.3 2 + 0.8 -2.5 10000 530 2.1x10-5 85
GR-55x57 12 0.3 2 + 0.8 -2.5 9000 860 2.8x10-5 170
GR-65x81 18 0.2 2 + 0.7 -2.5 4500 900 2.3x10-5 280

 

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