CN111099268A

CN111099268A - Chain device for conveying pipe fittings

Info

Publication number: CN111099268A
Application number: CN201911419634.XA
Authority: CN
Inventors: 王怡平
Original assignee: Wuxi Yichang Chain Co Ltd
Current assignee: Wuxi Yichang Chain Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-05-05

Abstract

The invention relates to a chain device for conveying pipe fittings; the method is characterized in that: the device comprises a bracket, a driven shaft, a transmission shaft, transmission wheels arranged on the transmission shaft in parallel, conveying chains arranged in parallel, driven wheels arranged on the driven shaft in parallel and a first power device for driving the transmission shaft to rotate; the conveying chains are respectively wound on the driving wheel and the driven wheel; the driven shaft and the transmission shaft are rotatably arranged on the bracket; and the conveying chain is provided with a limiting groove for placing the pipe fitting. The problem of the pipe fitting that current scheme caused can roll on the conveying chain and lead to the pipe fitting overstock the local pressure-bearing overweight that leads to on the conveying chain of conveying chain, motor drive can produce parts can produce not hard up and the conveying chain can produce not hard up around establishing on the sprocket long time work conveying chain can produce not hard up the scheduling problem in the jigging conveyer is solved.

Description

Chain device for conveying pipe fittings

Technical Field

The invention relates to a conveying device, in particular to a chain device for conveying pipe fittings.

Background

Generally, with the continuous improvement of the production and manufacturing level, the conveying device is widely applied to different fields. Conveyors are of a wide variety of types and are commonly used to convey materials such as chips, powders, pipes, and liquids. It is common practice in industry to transport tubular members with conveyors, which roll along the conveyor chain as the conveyor transports cylindrical tubular members, resulting in the tubular members becoming lodged in parts of the conveyor chain. This greatly reduces the life of the conveyor. Since the conveyor chain is driven by a motor, the jitter generated by the motor is also a problem to be solved. How to solve these problems becomes crucial.

The existing scheme adopts a conveying chain to wind on a chain wheel, and the chain wheel is driven by a motor to rotate and drives the conveying chain to move. Such a solution has the following problems: (1) the pipe fittings can roll along the conveying chain, so that the pipe fittings are accumulated on the local part of the conveying chain, and the local pressure bearing of the conveying chain is too heavy; (2) the motor drive can generate vibration, and parts in the conveyor can be loosened; (3) the conveying chain is wound on the chain wheel, and the conveying chain can loosen after long-time working.

Disclosure of Invention

Aiming at the defects of the prior art, the invention discloses a chain device for conveying pipe fittings, which solves the problems that in the prior art, the pipe fittings roll along a conveying chain to cause the pipe fittings to be accumulated on the local part of the conveying chain, the local pressure bearing of the conveying chain is too heavy, the parts in a vibrating conveyor can be loosened by the driving of a motor, the conveying chain can be loosened by winding the conveying chain on a chain wheel for long-time work, and the like.

The technical scheme adopted by the invention is as follows:

a chain device for conveying pipe fittings;

the device comprises a bracket, a driven shaft, a transmission shaft, transmission wheels arranged on the transmission shaft in parallel, conveying chains arranged in parallel, driven wheels arranged on the driven shaft in parallel and a first power device for driving the transmission shaft to rotate; the conveying chains are respectively wound on the driving wheel and the driven wheel; the driven shaft and the transmission shaft are rotatably arranged on the bracket; and the conveying chain is provided with a limiting groove for placing the pipe fitting.

The further technical scheme is as follows: the conveying chain comprises chain sections which are connected with each other; the chain section comprises a sleeve, a pin shaft rotationally arranged in the sleeve and a roller rotationally arranged outside the sleeve; inner chain plates are respectively arranged at two ends of the sleeve; outer chain plates are respectively arranged at two ends of the pin shaft; the limiting grooves are respectively formed in the inner chain plate and the outer chain plate.

The further technical scheme is as follows: the limiting groove is in a tooth shape.

The further technical scheme is as follows: a tensioning device for tensioning the conveying chain is arranged on the bracket; the tensioning device comprises a second power device, a first tensioning rod, a second tensioning rod, a first tensioning wheel and a second tensioning wheel, wherein the first tensioning wheel is rotatably arranged at two ends of the first tensioning rod, and the second tensioning wheel is rotatably arranged at two ends of the second tensioning rod; said second power means driving said second tensioning bar and said second tensioning wheel away from said first tensioning bar and said first tensioning bar; the conveying chain is respectively wound on the first tensioning wheel and the second tensioning wheel.

The further technical scheme is as follows: the driven shaft and the transmission shaft are respectively and rotatably arranged on the supporting device; the supporting device comprises a bearing, a stabilizing frame for fixing the bearing and a third power device for propping against the stabilizing frame; the third power device is installed on the bracket.

The further technical scheme is as follows: and an elastic device for supporting the stabilizing frame is arranged outside the third power device.

The further technical scheme is as follows: the first power device drives the transmission shaft to rotate through a transmission belt; the transmission shaft is provided with a power wheel; the transmission belt is respectively wound on the power wheel and the driving end of the first power device.

The invention has the following beneficial effects: the invention designs a chain device for conveying pipe fittings, which adopts a tensioning device to tension a conveying chain. And limiting grooves are adopted to limit the movement of the pipe fittings. The chain device for conveying the pipe fittings has the following effects: (1) limiting grooves are formed in the conveying chain, two ends of the pipe fitting are arranged in the limiting grooves, the pipe fitting is prevented from moving, and the conveying chain is prevented from being over-heavy in local pressure bearing; (2) a third power device is adopted to support the transmission shaft and the driven shaft, so that the transmission shaft and the driven shaft are prevented from being stressed and bent; (3) the elastic device is adopted to inhibit the shake and prevent the shake from being transmitted to the conveying chain; (4) adopt overspeed device tensioner tensioning conveying chain, prevent that the conveying chain from producing not hard up.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a point a in fig. 1.

FIG. 3 is a schematic side view of the present invention.

Fig. 4 is an enlarged view at B in fig. 3.

In the figure: 1. a conveyor chain; 11. a limiting groove; 12. a chain section; 13. a sleeve; 14. a pin shaft; 15. a roller; 16. an inner link plate; 17. an outer link plate; 2. a driving wheel; 3. a drive shaft; 31. a power wheel; 4. a driven shaft; 5. a driven wheel; 6. a first power unit; 61. a transmission belt; 7. a support; 8. a tensioning device; 81. a first tensioning bar; 82. a second tensioning rod; 83. a first tensioning wheel; 84. a second tensioning wheel; 85. a second power unit; 9. a support device; 91. a bearing; 92. a stabilizer frame; 93. a third power unit; 94. and an elastic device.

Detailed Description

The following describes a specific embodiment of the present embodiment with reference to the drawings.

FIG. 1 is a schematic structural diagram of the present invention. Fig. 2 is an enlarged view of a point a in fig. 1. FIG. 3 is a schematic side view of the present invention. Fig. 4 is an enlarged view at B in fig. 3. Referring to fig. 1, 2, 3 and 4, the invention discloses a chain device for conveying pipe fittings. The direction of X in the figure is the upper end of the structural schematic diagram of the invention, and the direction of Y in the figure is the right end of the structural schematic diagram of the invention.

The chain device for conveying the pipe fitting comprises a support 7, a driven shaft 4, a transmission shaft 3, transmission wheels 2 arranged on the transmission shaft 3 in parallel, conveying chains 1 arranged in parallel, a driven wheel 5 arranged on the driven shaft 4 in parallel and a first power device 6 for driving the transmission shaft 3 to rotate. The conveying chains 1 are respectively wound on the driving wheel 2 and the driven wheel 5. The driven shaft 4 and the transmission shaft 3 are rotatably provided on the support 7. The conveying chain 1 is provided with a limiting groove 11 for placing the pipe fittings.

The bracket 7 is arranged in the left-right direction. The driven shaft 4 is arranged on the left side of the upper end of the bracket 7. The transmission shaft 3 is arranged on the right side of the upper end of the bracket 7. The driven shaft 4 is disposed in the front-rear direction. The transmission shaft 3 is arranged in the front-rear direction. The driven shaft 4 is rotatably provided on the support 7. The transmission shaft 3 is rotatably arranged on the bracket 7.

Preferably, the drive shaft 3 is cylindrical. Preferably, there are two drive wheels 2. The driving wheels 2 are arranged at the front end and the rear end of the transmission shaft 3. Preferably, the driven shaft 4 is cylindrical. Preferably, there are two driven wheels 5. Driven wheels 5 are provided at both front and rear ends of the driven shaft 4.

Preferably, there are two conveyor chains 1. The conveying chains 1 are respectively arranged at the front end and the rear end of the bracket 7. The left end of the conveying chain 1 is wound on a driven wheel 5. The right end of the conveying chain 1 is wound on the driving wheel 2. Preferably, the transmission wheel 2 is a sprocket wheel. Preferably, the driven pulley 5 is a sprocket.

The driven shaft 4 and the transmission shaft 3 are respectively rotatably arranged on the supporting device 9. The support means 9 comprises a bearing 91, a stabilizer 92 for fixing the bearing 91 and a third power means 93 against the stabilizer 92. The third power means 93 is mounted on the support 7. Preferably, the third power device 93 is a hydraulic cylinder.

Preferably, the bearing 91 is a needle bearing. The bearings 91 are respectively sleeved on the driven shaft 4 and the transmission shaft 3. The driven shaft 4 rotates along the bearing 91. The drive shaft 3 rotates along the bearing 91. The upper end of the stabilizer 92 is connected to the bearing 91. The third power unit 93 supports the lower end of the stabilizer 92. The driving end of the third power means 93 is connected to the lower end of the stabilizer 92. The upper end of the third power unit 93 is a driving end of the third power unit 93. The lower end of the third power unit 93 is mounted on the bracket 7.

An elastic device 94 for supporting the stabilizer 92 is arranged outside the third power device 93. Preferably, the resilient means 94 is a spring.

An elastic means 94 is provided outside the third power means 93. The elastic means 94 are mounted on the support 7. The lower end of the elastic means 94 is connected to the bracket 7. The upper end of the elastic means 94 is connected to the lower end of the stabilizer 92.

The third power unit 93 is a hydraulic cylinder, and the selection of the type of the hydraulic cylinder is common knowledge. The skilled person can select the type of hydraulic cylinder, HOB63CA for example, according to the working conditions of the device.

The driven shaft 4 and the transmission shaft 3 are stably supported by the third power device 93 and the elastic device 94. The chain device for conveying the pipe fittings is used for conveying the pipe fittings. Due to the dead weight of the pipe, the driven shaft 4 and the transmission shaft 3 are stressed too much. The driven shaft 4 and the transmission shaft 3 are supported by the third power device 93, so that the driven shaft 4 and the transmission shaft 3 are prevented from being bent under stress.

The first power device 6 drives the transmission shaft 3 to rotate, and the transmission shaft 3 drives the driven shaft 4 to rotate through the conveying chain 1. The driven shaft 4 and the transmission shaft 3 are shaken when they rotate, and the shake of the driven shaft 4 and the shake of the transmission shaft 3 can be suppressed by the elastic means 94.

The first power device 6 drives the transmission shaft 3 to rotate through a transmission belt 61. The transmission shaft 3 is provided with a power wheel 31. The transmission belt 61 is respectively wound on the power wheel 31 and the driving end of the first power device 6. Preferably, the first power device 6 is an electric motor.

The first power unit 6 is mounted on the right side of the lower end of the bracket 7. The power wheel 31 is mounted on the front end of the propeller shaft 3. The first power unit 6 is disposed in the front-rear direction. The front end of the first power device 6 is the driving end of the first power device 6. The upper end of the transmission belt 61 is wound on the power wheel 31. The lower end of the belt 61 is wound around the driving end of the first power unit 6.

The first power device 6 drives the power wheel 31 to rotate through the transmission belt 61, and the power wheel 31 drives the transmission shaft 3 and the transmission wheel 2 to rotate. The driving wheel 2 drives the driven wheel 5 and the driven shaft 4 to rotate through the conveying chain 1.

The first power device 6 is a motor, and the selection of the motor type belongs to the common knowledge. The skilled person can select the motor according to the working condition of the device, for example, the motor with model number YS5614 can be selected.

The support 7 is provided with a tensioning device 8 for tensioning the conveyor chain 1. The tensioning device 8 comprises a second power device 85, a first tensioning rod 81, a second tensioning rod 82, a first tensioning wheel 83 rotatably arranged at both ends of the first tensioning rod 81 and a second tensioning wheel 84 rotatably arranged at both ends of the second tensioning rod 82. The second power means 85 drives the second tension bar 82 and the second tension pulley 84 away from the first tension bar 81 and the first tension bar 81. The conveyor chain 1 is wound around a first tension pulley 83 and a second tension pulley 84, respectively. Preferably, the second power device 85 is a cylinder.

The tensioning device 8 is arranged in an intermediate position of the bracket 7. The first tension bar 81 is disposed in the front-rear direction. The second tension rod 82 is disposed in the front-rear direction. The first tension rod 81 is provided at the lower end of the second tension rod 82. Preferably, the first tensioning bar 81 is cylindrical. Preferably, the second tensioning rod 82 is cylindrical. The first tensioning wheels 83 are respectively provided at the front and rear ends of the first tensioning lever 81. The second tension pulleys 84 are respectively provided at the front and rear ends of the second tension rod 82. The conveyor chain 1 is wound around the left end of the first tension pulley 83 and the right end of the second tension pulley 84, respectively.

When the conveying chain 1 moves around the driving wheel 2 and the driven wheel 5, the conveying chain 1 drives the first tension wheel 83 and the second tension wheel 84 to rotate. The first tensioning wheel 83 rotates along the first tensioning bar 81. The second tension pulley 84 rotates along the second tension rod 82.

A second power means 85 is provided at the left end of the second tension rod 82. The drive end of the second power means 85 is connected to the second tensioning lever 82. The right end of the second power device 85 is the driving end of the second power device 85. The second power means 85 drives the second tension rod 82 and the second tension pulley 84 to the right.

The conveyor chain 1 is tensioned by means of a tensioning device 8. Avoiding the conveyor chain 1 from loosening. The stable operation of the chain device for conveying the pipe fittings is ensured.

The second power means 85 is a cylinder, and the selection of the cylinder type belongs to the common knowledge. The person skilled in the art can select the type of cylinder, MAL-25 x 500SCA, for example, depending on the operation of the device.

The conveyor chain 1 comprises interconnected chain links 12. The chain link 12 includes a sleeve 13, a pin 14 rotatably disposed within the sleeve 13, and a roller 15 rotatably disposed outside the sleeve 13. The sleeve 13 is provided at both ends thereof with inner link plates 16, respectively. The two ends of the pin shaft 14 are respectively provided with an outer chain plate 17. The limiting grooves 11 are respectively arranged on the inner chain plate 16 and the outer chain plate 17.

The pin 14 is coaxially mounted in the sleeve 13. The rollers 15 are mounted coaxially outside the sleeve 13. The pin 14 rotates along the inner surface of the sleeve 13. The rollers 15 rotate along the outer surface of the sleeve 13. The front and rear ends of the sleeve 13 are provided with inner link plates 16, respectively. The front end and the rear end of the pin shaft 14 are respectively provided with an outer chain plate 17.

The limiting grooves 11 are respectively arranged at the upper end and the lower end of the inner chain plate 16 and the upper end and the lower end of the outer chain plate 17. Preferably, the limiting groove 11 is tooth-shaped.

When the pipe fitting is placed on the conveyor chain 1, the limiting groove 11 can limit the movement of the pipe fitting. When the conveyor chain 1 stops moving, the pipe will continue to move forward due to inertia or at different pipe moving speeds. The pipe fittings are accumulated on the local part of the conveying chain 1, and the local pressure bearing of the conveying chain 1 is too heavy. The pipe fitting is limited to move through the limiting groove 11, so that the conveying chain 1 is stressed uniformly, and local pressure bearing is avoided.

In the present embodiment, the transmission wheel 2 is described as a sprocket, but the present invention is not limited thereto, and other transmission wheels may be used as long as the transmission wheels can function.

In the present embodiment, the driven pulley 5 is described as a sprocket, but the present invention is not limited thereto, and may be another driven pulley within a range capable of functioning.

In the present embodiment, the third power unit 93 is described as a hydraulic cylinder, but the present invention is not limited thereto, and may be another power unit within a range capable of functioning.

In the present embodiment, the bearing 91 is described as a needle bearing, but the bearing is not limited to this, and may be another bearing within a range capable of functioning.

In the present embodiment, the elastic device 94 is described as a spring, but the present invention is not limited thereto, and may be another elastic device within a range capable of functioning.

In the present embodiment, the first power unit 6 is described as a motor, but the present invention is not limited thereto, and may be another power unit within a range capable of functioning.

In the present embodiment, the second power unit 85 is described as a cylinder, but the present invention is not limited thereto, and may be another power unit within a range capable of functioning.

In the present specification, terms such as "cylindrical" and "tooth" are used, and they are not exactly "cylindrical" and "tooth" and may be in the form of "substantially cylindrical" and "substantially tooth" within a range capable of functioning.

In the present specification, the number of "two" or the like is used, but the present invention is not limited thereto, and other numbers may be used within a range where the functions thereof can be exerted.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing description is illustrative of the present invention and is not to be construed as limiting thereof, the scope of the invention being defined by the appended claims, which may be modified in any manner without departing from the basic structure thereof.

Claims

1. A chain device for pipe fitting is carried which characterized in that: the device comprises a support (7), a driven shaft (4), a transmission shaft (3), transmission wheels (2) arranged on the transmission shaft (3) in parallel, conveying chains (1) arranged in parallel, driven wheels (5) arranged on the driven shaft (4) in parallel and a first power device (6) for driving the transmission shaft (3) to rotate; the conveying chain (1) is respectively wound on the driving wheel (2) and the driven wheel (5); the driven shaft (4) and the transmission shaft (3) are rotatably arranged on the bracket (7); and a limiting groove (11) for placing the pipe fitting is arranged on the conveying chain (1).

2. Chain device for the transport of tubulars according to claim 1, characterised in that: the conveyor chain (1) comprises mutually connected chain links (12); the chain link (12) comprises a sleeve (13), a pin shaft (14) rotatably arranged in the sleeve (13) and a roller (15) rotatably arranged outside the sleeve (13); inner chain plates (16) are respectively arranged at two ends of the sleeve (13); two ends of the pin shaft (14) are respectively provided with an outer chain plate (17); the limiting grooves (11) are respectively formed in the inner chain plate (16) and the outer chain plate (17).

3. Chain device for the transport of tubulars according to claim 1 or 2, characterized in that: the limiting groove (11) is in a tooth shape.

4. Chain device for the transport of tubulars according to claim 1, characterised in that: a tensioning device (8) for tensioning the conveying chain (1) is arranged on the support (7); the tensioning device (8) comprises a second power device (85), a first tensioning rod (81), a second tensioning rod (82), a first tensioning wheel (83) and a second tensioning wheel (84), wherein the first tensioning wheel (83) is rotatably arranged at two ends of the first tensioning rod (81), and the second tensioning wheel (84) is rotatably arranged at two ends of the second tensioning rod (82); said second power means (85) driving said second tensioning rod (82) and said second tensioning wheel (84) away from said first tensioning rod (81) and said first tensioning rod (81); the conveying chain (1) is wound on the first tensioning wheel (83) and the second tensioning wheel (84) respectively.

5. Chain device for the transport of tubulars according to claim 1, characterised in that: the driven shaft (4) and the transmission shaft (3) are respectively and rotatably arranged on a supporting device (9); the supporting device (9) comprises a bearing (91), a stabilizing frame (92) for fixing the bearing (91) and a third power device (93) for propping against the stabilizing frame (92); the third power device (93) is arranged on the bracket (7).

6. Chain device for the transport of tubulars according to claim 5, characterised in that: and an elastic device (94) for supporting the stabilizing frame (92) is arranged outside the third power device (93).

7. Chain device for the transport of tubulars according to claim 1, characterised in that: the first power device (6) drives the transmission shaft (3) to rotate through a transmission belt (61); a power wheel (31) is arranged on the transmission shaft (3); the transmission belt (61) is respectively wound on the power wheel (31) and the driving end of the first power device (6).