China Standard European Standard SPA CZPT Spc Spz Cast Iron Taper V Belt Pulley with Taper Bush alternator pulley

Product Description

European Standard SPA CHINAMFG SPC SPZ Cast Iron Taper V Belt Pulley With Taper Bush
We can supply SPZ SPA CHINAMFG SPC V Belt Pulley with Taper Bush,V pulley, v belt pulley, v groove pulley, v groove belt pulley, taper lock pulley, taper lock v belt pulley, taper lock bushing pulley, taper lock pulleys / taper bore pulley, large v belt pulley, double v belt pulley, cast iron v belt pulley belt pulley, variable speed v belt pulleys, v belt pulley split pulley, cast iron v belt pulley
V belt pulley specifications:
1) European standard:
A) V-belt pulleys for taper bushings: SPZ, SPA, SPB, SPC; Up to 10 grooves
B) Adjustable speed V-belt pulleys and variable speed pulleys
C) Flat belt pulleys and conveyor belt pulleys
2) American standard:
A) Sheaves for taper bushings: 3V, 5V, 8V
B) Sheaves for QD bushings: 3V, 5V, 8V
C) Sheaves for split taper bushings: 3V, 5V, 8V
D) Sheaves for 3L, 4L or A, and 5L or B belts: AK, AKH, 2AK, 2AKH, BK, BKH, 2BK, 2BKH, 3BK
E) Adjustable sheaves: Poly V-pulley, multi-pitch H, L, J, K and M
3) Bore: Pilot bore, finished bore, taper bore, bore for QD bushing
4) Surface finish: Paint, phosphating, zinc plated
5) Material: Cast iron, ductile iron, nylon, aluminum
6) Made according to drawings and/or samples, OEM inquiries welcomed

 

Description

P

O

Grooves

N

L

D

B

Type

d

   SPA40    40

45.5

1

40

35

 

20

1

10

SPA50

50

55.5

1

2

40

40

35

45

 

20

35

1

1

10

10

SPA60

60

65.5

1

2

3

40

40

35

45

 

20

35

50

1

1

7

10

10

10

SPA71

71

76.5

1

2

3

40

50

52

40

45

52

 

20

35

50

1

1

1

10

10

10

SPA75

75

80.5

1

2

3

4

5

40

50

40

45

 

20

35

50

65

80

1

1

7

7

7

 

10

10

10

10

10

SPA80

80

85.5

1

2

3

4

5

45

50

40

45

 

20

35

50

65

80

1

1

7

7

7

10

10

15

15

15

SPA85

85

90.5

1

2

3

4

5

45

50

40

45

 

20

35

50

65

80

1

1

7

7

7

10

10

15

15

15

SPA90

90

95.5

1

2

3

4

5

45

60

40

45

 

20

35

50

65

80

1

1

7

7

7

10

15

15

15

15

SPA95

95

100.5

1

2

3

4

5

45

60

40

45

 

20

35

50

65

80

1

1

7

7

7

10

15

15

15

15

SPA100

100

105.5

1

2

3

4

5

48

60

40

45

 

52

52

 

 

 

67

67

20

35

50

65

80

 

 

1

1

7

7

7

10

15

15

15

15

SPA106

106

111.5

1

2

48

60

40

45

 

20

35

1

1

10

15

SPA112

112

117.5

1

2

3

4

5

48

60

40

45

 

52

52

 

 

 

79

79

20

35

60

65

80

1

1

7

2

2

10

15

15

15

15

SPA118

118

123.5

1

2

3

4

5

60

60

40

45

 

52

52

 

 

 

87

87

20

35

50

65

80

1

1

7

2

2

15

15

15

15

15

Description

P

O

Grooves

N

L

D

B

Type

d

SPB70

70

77

1

2

45

45

45

48

 

25

44

1

1

10

10

SPB80

80

87

1

2

3

4

5

50

50

45

48

 

25

44

63

82

101

1

1

7

7

7

10

10

15

15

15

SPB90

90

97

1

2

3

4

5

50

50

45

49

 

25

44

63

82

101

1

1

7

7

7

10

10

15

15

15

SPB100

100

107

1

2

3

4

5

52

55

45

55

 

25

44

63

82

101

1

1

7

7

7

10

15

15

15

15

SPB112

112

119

1

2

3

4

5

55

60

45

55

 

25

44

63

82

101

1

1

7

7

7

15

15

15

20

20

SPB120

120

127

1

2

3

4

5

6

55

60

45

55

 

25

44

63

82

101

120

1

1

7

7

7

7

15

15

15

20

20

20

SPB125

125

132

1

2

3

4

5

6

58

60

45

55

60

60

60

60

 

 

83

83

83

83

25

44

63

82

101

120

1

1

2

2

2

2

15

15

15

20

20

20

SPB132

132

139

1

2

3

4

5

6

60

60

45

55

60

60

60

60

 

 

88

88

88

88

25

44

63

82

101

120

1

1

2

2

2

2

15

15

15

20

20

20

SPB140

140

147

1

2

3

4

5

6

65

65

45

55

60

60

60

60

 

 

98

98

98

98

25

44

63

82

101

120

1

1

2

2

2

2

20

20

20

20

20

20

SPB150

150

157

1

2

3

4

5

6

65

65

45

55

60

60

60

60

 

 

108

108

108

108

25

44

63

82

101

120

1

1

2

2

2

2

20

20

20

20

20

20

Description

P

O

Grooves

N

L

D

B

Type

d

SPC100

100

109.6

1

60

50

 

34

1

15

SPC120

120

129.6

1

2

65

50

 

34

59.5

1

7

15

15

SPC140

140

149.6

1

2

3

4

70

50

 

65

80

 

 

83

83

34

59.5

85

110.5

1

7

2

2

20

20

20

20

SPC150

150

159.6

1

2

3

4

5

70

 

50

 

65

80

96

 

 

93

93

93

34

59.6

85

110.5

136

1

7

2

2

2

20

20

20

20

20

SPC160

160

169.6

1

2

3

4

5

6

72

50

 

65

80

96

96

 

 

103

103

103

103

34

59.5

85

110.5

136

161.5

1

7

2

2

2

2

20

20

20

20

20

20

SPC180

180

189.6

1

2

3

4

5

6

76

80

82

82

82

82

50

60

65

80

96

96

123

123

123

123

123

123

34

59.5

85

110.5

136

161.5

3

8

4

4

4

4

20

20

20

20

20

20

SPC200

200

209.6

1

2

3

4

5

6

76

80

86

90

90

90

50

60

65

90

100

100

143

143

143

143

143

143

34

59.5

85

110.5

136

161.5

3

3

4

4

4

4

20

20

20

20

25

25

SPC225

225

234.6

1

2

3

4

5

6

86

88

90

90

90

90

50

60

70

90

100

100

168

168

168

168

168

168

34

59.5

85

110.5

136

161.5

3

3

4

4

4

4

20

20

20

25

25

25

SPC250

250

259.6

1

2

3

4

5

6

86

92

92

100

102

102

50

60

70

90

100

100

193

193

193

193

193

193

34

59.5

85

110.5

136

161.5

3

3

4

4

4

4

20

20

20

25

25

25

SPC280

280

289.6

1

2

3

4

5

6

86

92

92

100

102

102

50

60

70

90

100

100

223

223

223

223

223

223

34

59.5

85

110.5

136

161.5

3

3

4

4

4

4

20

20

20

25

25

25

SPC300

300

309.6

1

2

3

4

5

6

86

92

92

100

104

104

50

60

70

90

100

100

243

243

243

243

243

243

34

59.5

85

110.5

136

161.5

3

3

4

4

4

4

20

20

20

25

25

25

HangZhou CHINAMFG Industry Co., Ltd. is a specialized supplier of a full range of chains, sprockets, gears, gear racks, v belt pulley, timing pulley, V-belts, couplings, machined parts and so on.

Due to our CHINAMFG in offering best service to our clients, understanding of your needs and overriding sense of responsibility toward filling ordering requirements, we have obtained the trust of buyers worldwide. Having accumulated precious experience in cooperating with foreign customers, our products are selling well in the American, European, South American and Asian markets.Our products are manufactured by modern computerized machinery and equipment. Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria.

With many years’ experience in this line, we will be trusted by our advantages in competitive price, one-time delivery, prompt response, on-hand engineering support and good after-sales services.

Additionally, all our production procedures are in compliance with ISO9001 standards. We also can design and make non-standard products to meet customers’ special requirements. Quality and credit are the bases that make a corporation alive. We will provide best services and high quality products with all sincerity. If you need any information or samples, please contact us and you will have our soon reply.

 

Shipping Cost:

Estimated freight per unit.



To be negotiated
Certification: CE
Pulley Sizes: SPA Spb Spc Spz
Manufacturing Process: Casting
Customization:
Available

|

Customized Request

pulley

What is the difference between a fixed and a swivel pulley?

Fixed and swivel pulleys are two common types of pulleys that differ in their design and functionality. Here are the key differences between these two types:

1. Fixed Pulley: A fixed pulley is a type of pulley that is mounted or attached to a fixed point, such as a beam or a ceiling. It does not move or rotate independently of its mounting point. The primary function of a fixed pulley is to change the direction of the force applied to a rope or cable. When a force is applied to the rope or cable passing through a fixed pulley, the load moves in the opposite direction. However, a fixed pulley does not provide any mechanical advantage, meaning it does not reduce the effort required to lift the load.

2. Swivel Pulley: A swivel pulley, also known as a movable pulley, is designed to rotate or swivel on a separate mounting point. It has a built-in mechanism that allows it to move independently. Unlike a fixed pulley, a swivel pulley is capable of changing both the direction and the magnitude of the force applied to the rope or cable. When a force is applied to the rope or cable passing through a swivel pulley, the load moves in the same direction as the applied force. Additionally, a swivel pulley provides a mechanical advantage by distributing the load’s weight over multiple strands of rope or cable, reducing the effort required to lift the load.

In summary, the main differences between fixed and swivel pulleys are:

– Fixed pulleys are stationary and do not move independently, while swivel pulleys can rotate or swivel on a separate mounting point.

– Fixed pulleys change the direction of the force applied to the rope or cable, while swivel pulleys change both the direction and the magnitude of the force.

– Fixed pulleys do not provide a mechanical advantage, while swivel pulleys provide a mechanical advantage by distributing the load’s weight over multiple strands of rope or cable.

Both fixed and swivel pulleys have their specific applications and can be used individually or in combination with each other to achieve desired mechanical functions in various systems and setups.

pulley

How are pulleys used in theater and stage rigging?

Pulleys play a vital role in theater and stage rigging, enabling the movement of scenery, props, and equipment with precision and control. They are essential components of the rigging systems used in theaters and stages for lifting, flying, and manipulating various elements during performances. Here’s how pulleys are commonly used in theater and stage rigging:

1. Fly Systems: Fly systems are used to raise and lower scenery, backdrops, curtains, and other elements onto and off the stage. They consist of a series of pulleys, known as blocks, mounted on battens or grids. The pulleys allow the use of counterweights or motorized systems to control the movement of the loads. By changing the configuration of the pulleys and adjusting the counterweights, stage crews can achieve smooth and precise vertical movement of the flown elements.

2. Counterweight Systems: Counterweight systems, commonly employed in fly systems, utilize pulleys to guide the lift lines and distribute the load. The pulleys help reduce friction and ensure that the counterweights move smoothly and efficiently. By adjusting the number and arrangement of pulleys, as well as the counterweight amounts, technicians can achieve the desired balance and control the speed and movement of the flown elements.

3. Line Sets: Line sets are used to suspend and control various elements such as lighting fixtures, speakers, and special effects equipment. Pulleys are incorporated into the line sets to redirect the lines and provide mechanical advantage. This allows technicians to easily raise, lower, and adjust the position of the equipment as needed. By manipulating the pulley system, stage crews can precisely position the equipment and achieve optimal lighting, sound, and visual effects during performances.

4. Automated Systems: In modern theater and stage rigging, automated systems are becoming increasingly prevalent. These systems use motorized pulleys, known as winches or hoists, to control the movement of scenery, lighting, and other elements. The motorized pulleys enable precise and programmable control, allowing for complex and dynamic stage effects. These systems often incorporate multiple pulleys and computerized controls for enhanced automation and synchronization.

5. Rope and Cable Management: Pulleys are also used in theater and stage rigging to manage ropes and cables. They are incorporated into rope locks, cable management systems, and tensioning devices to guide and redirect the lines, ensuring smooth operation and minimizing the risk of entanglement or snags.

6. Safety and Load Distribution: Pulleys in theater and stage rigging play a crucial role in ensuring safety and proper load distribution. They help distribute the load across multiple lines, reducing the strain on individual ropes or cables. Additionally, pulleys are often equipped with safety mechanisms such as locking devices or secondary braking systems to prevent accidental drops or equipment failures.

Overall, pulleys are integral to theater and stage rigging, providing the mechanical advantage, control, and safety measures necessary for the smooth and precise movement of scenery, props, and equipment. They enable the creation of visually stunning and immersive performances, enhancing the overall theatrical experience for audiences.

pulley

How do pulleys contribute to load distribution and lifting?

Pulleys play a crucial role in load distribution and lifting by providing mechanical advantage and distributing the load over multiple segments of rope or belt. Here’s how pulleys contribute to load distribution and lifting:

1. Mechanical Advantage: Pulleys provide mechanical advantage, which allows for the multiplication of the force applied to the rope or belt. When a force is applied to one end of the rope or belt, it creates tension that causes the pulley to rotate. As the pulley turns, the force is transmitted to the load attached to the other end of the rope or belt. By distributing the load over multiple pulleys, the force required to lift the load is reduced, making it easier to lift heavier objects.

2. Load Sharing: Pulleys enable load sharing among multiple segments of the rope or belt. In systems with multiple pulleys, such as block and tackle arrangements, the load is distributed over several segments of rope or belt. Each segment carries a fraction of the load, reducing the strain on each individual segment. Load sharing ensures that the load is evenly distributed, minimizing the risk of overload or failure in any single segment.

3. Directional Change: Pulleys allow for directional change in the force applied to the load. By redirecting the force along a different path, pulleys enable lifting and moving loads in various directions, including vertically, horizontally, or at an angle. This directional change is particularly useful in situations where the force needs to be applied from a different position or angle than the original force application.

4. Balance and Stability: Pulleys contribute to load distribution and lifting by providing balance and stability. The use of multiple pulleys in a system helps to distribute the load evenly, preventing excessive stress on any single point. This balanced distribution of the load enhances stability and reduces the risk of tipping or imbalance during lifting operations.

5. Control and Precision: Pulleys provide control and precision in load distribution and lifting. By adjusting the tension in the rope or belt, operators can achieve precise positioning and movement of the load. This level of control allows for accurate placement of heavy objects and ensures smooth and controlled lifting operations.

6. Increased Lifting Capacity: By leveraging mechanical advantage and load distribution, pulleys increase the lifting capacity. The mechanical advantage gained through the use of pulleys allows for the lifting of heavier loads with less effort. The load is distributed over multiple segments of rope or belt, reducing the force required to lift the load and enabling the lifting of objects that would otherwise be too heavy to lift manually.

Overall, pulleys contribute to load distribution and lifting by providing mechanical advantage, load sharing, directional change, balance and stability, control and precision, and increased lifting capacity. These contributions make pulleys an essential component in various lifting and load handling applications.

China Standard European Standard SPA CZPT Spc Spz Cast Iron Taper V Belt Pulley with Taper Bush   alternator pulley	China Standard European Standard SPA CZPT Spc Spz Cast Iron Taper V Belt Pulley with Taper Bush   alternator pulley
editor by CX

2023-10-08

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