CN216835641U

CN216835641U - Rubber conveyer belt traction device

Info

Publication number: CN216835641U
Application number: CN202220183965.9U
Authority: CN
Inventors: 刘波华; 王传豪; 张坤
Original assignee: Zhejiang Fenfei Rubber & Plastic Products Co ltd
Current assignee: Zhejiang Fenfei Rubber & Plastic Products Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-06-28
Anticipated expiration: 2032-01-24

Abstract

The utility model discloses a rubber conveyer belt traction device, which comprises a frame; the frame is provided with a first traction roller, a second traction roller and a driving device; the driving device is used for driving the first traction roller and the second traction roller to rotate; a rubber conveying belt conveying channel is formed between the first traction roller and the second traction roller; one end of a rotating shaft of the first traction roller is connected with a driving device, and the other end of the rotating shaft of the first traction roller is in transmission connection with a rotating shaft of the second traction roller through a transmission mechanism; two ends of the second traction roller are respectively provided with an adjusting mechanism for adjusting the distance between the first traction roller and the second traction roller; the adjusting mechanism is rotatably connected with a rotating shaft of the second traction roller. The utility model discloses a rubber conveyer belt draw gear adjusts the distance between two carry over pinch rolls through setting up adjustment mechanism to can adapt to the conveyer belt of different thickness, can change the clamping-force between two carry over pinch rolls as required moreover, effectively avoided the conveyer belt the condition of skidding appears in the traction process.

Description

Rubber conveyer belt traction device

Technical Field

The utility model relates to a rubber conveyer belt production facility field, concretely relates to rubber conveyer belt draw gear.

Background

The rubber conveyer belt is one of common conveyer belts, has wide application, and is mainly used for conveying solid materials of enterprises such as mines, metallurgy, steel, coal, hydropower, building materials, chemical engineering, grains and the like. In the production process of the rubber conveyer belt, the conveyer belt needs to be coiled firstly and then enters the next production link; when the size of the conveying belt is large, the belt head of the next roll needs to be pulled to the crimper from the front of the belt cutting machine. The traditional mode is to push and pull by manpower, but because the length of each rubber conveyer belt can reach hundreds of meters, the weight is very heavy, the push and pull needs to be carried out by a plurality of people, even a traveling crane needs to be used, the time and the labor are wasted, the efficiency is low, the manpower and the material resources are wasted, the labor intensity of staff is enhanced, and certain potential safety hazards exist; and is difficult to accomplish in the absence of human hands.

Therefore, various tractors appear in the market to replace manpower to draw the rubber conveyer belt; the basic structure of a tractor generally comprises a frame on which a pair of traction rollers and a drive motor are arranged. However, most of the two traction rollers of the existing tractor are fixedly connected to the frame, and the positions of the two traction rollers cannot be adjusted when the tractor is used, so that the tractor cannot drag conveyer belts with different thicknesses, and the whole limitation is large.

SUMMERY OF THE UTILITY MODEL

The present application is directed to a rubber belt traction device for overcoming the above-mentioned problems of the prior art. The rubber conveyer belt draw gear of this application easy operation, convenient to use, it adjusts the distance between two carry over pinch rolls through setting up adjustment mechanism to can adapt to the conveyer belt of different thickness, can change the clamping-force between two carry over pinch rolls as required in addition, effectively avoided the conveyer belt the condition that skids to appear in the traction process.

The technical scheme of the application is as follows: the rubber conveyer belt traction device comprises a frame; a first traction roller, a second traction roller and driving equipment are arranged on the rack; the driving device is used for driving the first traction roller and the second traction roller to rotate; a rubber conveying belt conveying channel is formed between the first traction roller and the second traction roller; one end of the rotating shaft of the first traction roller is connected with driving equipment, and the other end of the rotating shaft of the first traction roller is in transmission connection with the rotating shaft of the second traction roller through a transmission mechanism; two ends of the second traction roller are respectively provided with an adjusting mechanism for adjusting the distance between the first traction roller and the second traction roller; and the adjusting mechanism is rotationally connected with a rotating shaft of the second traction roller.

Compared with the prior art, the rubber conveyer belt traction device is reasonable in structural design, convenient to operate and suitable for popularization and use; the adjusting mechanism is arranged, so that the distance between the two traction rollers can be adjusted, the device is suitable for traction movement of conveyer belts with different thicknesses, the application range is wide, the practicability is high, the clamping force between the two traction rollers can be adjusted as required, the slipping condition of the conveyer belt in the traction process is avoided, and the conveying process is more stable; in addition, through setting up the synchronous rotation that drive arrangement and drive mechanism realized two carry over pinch rolls, avoided the conveyer belt at the in-process atress inequality that pulls, caused the conveyer belt to damage, realized moreover that the automation to the conveyer belt pulls, reduced staff's intensity of labour, improved production efficiency.

As optimization, the adjusting mechanism comprises an adjusting screw rod, a first adjusting block, a second adjusting block, a spring and a baffle; the baffle is fixed at the top of the frame, and a threaded hole matched with the adjusting screw rod is formed in the baffle; one end of the adjusting screw rod is provided with an adjusting rotating wheel, and the other end of the adjusting screw rod penetrates through the threaded hole and is fixedly connected with the first adjusting block; the second adjusting block is rotationally connected with a rotating shaft of the second traction roller; the spring is arranged between the first adjusting block and the second adjusting block, and two ends of the spring are respectively connected with the first adjusting block and the second adjusting block. The adjusting mechanism adopts the structure, so that the operation is simple and the implementation is easy; the design of two adjusting blocks is adopted, so that the influence caused by manufacturing errors can be eliminated, and the adjusting precision can be ensured; and set up the spring between two regulating blocks for the second regulating block can float, when pulling rubber conveyer belt, can not take the conveyer belt too tightly with the pressure, causes the damage of conveyer belt.

Furthermore, two springs are arranged between the first adjusting block and the second adjusting block, and the two springs are symmetrically distributed on two sides of the adjusting piece. Therefore, when the adjusting screw rod moves downwards by rotating the adjusting rotating wheel, the stress between the first adjusting block and the second adjusting block can be more uniform.

Further, a screw rod is arranged between the first adjusting block and the second adjusting block; the screw rod penetrates through the middle of the spring, one end of the screw rod is fixedly connected with the first adjusting block, and the other end of the screw rod is connected with the second adjusting block in a sliding mode. Therefore, the spring can be prevented from bouncing off after being separated from the adjusting block in the using process to influence the use of the adjusting mechanism.

Furthermore, a through hole is formed in the middle of the second adjusting block, and a rolling bearing is embedded in the through hole; and the rotating shaft of the second traction roller is inserted into the rolling bearing. The rolling bearing has the advantages of small friction resistance, sensitive starting, high efficiency, simple and convenient lubrication and the like; a rolling bearing is embedded in the through hole of the second adjusting block and can be used for supporting a rotating shaft of the rotating second traction roller, so that the friction coefficient in the movement process of the rotating second traction roller is reduced, and the normal working position and the rotating precision of the rotating second traction roller are ensured; in addition, the rolling bearing is convenient to use and maintain and easy to replace.

As optimization, the frame comprises two support plates arranged on two sides, and a plurality of cross rods arranged in parallel are arranged between the two support plates; two ends of the cross rod are fixedly connected with the two supporting plates respectively. At the moment, the frame is simple in structure and convenient to manufacture; and the distance between two backup pads can be guaranteed in the setting of horizontal pole, prevents that in use, backup pad atress back position from producing the skew, influences the work of pulling of conveyer belt.

Preferably, the transmission mechanism comprises a first gear and a second gear which are meshed with each other, the first gear is fixedly connected with a rotating shaft of the first traction roller, and the second gear is fixedly connected with a rotating shaft of the second traction roller. The gear transmission has the advantages of simple structure, high transmission efficiency, safety, reliability and the like; the utility model discloses well adoption gear structure realizes that the transmission between two carry over pinch rolls is connected, and is small, and occupation space is little, and it is comparatively convenient to assemble.

Preferably, the driving device comprises a motor and a reducer. The arrangement of the speed reducer can increase the torque of the motor and reduce the rotating speed of the traction roller, so that when the motor runs at a high speed, the traction roller can rotate at a lower speed. Furthermore, the speed reducer is connected with a rotating shaft of the first traction roller through a coupler. The shaft coupling is used for connection, so that the installation is easy, and the rotating shaft of the first traction roller and the central line position of the rotating shaft of the speed reducer can stably rotate respectively when a small amount of deviation exists, the torque transmission is not influenced, and the transmission performance is ensured; in addition, the coupling also has certain buffering and damping performance and overload safety protection effect.

Preferably, a mounting seat is arranged on the side of one of the supporting plates, and the driving device is fixed on the mounting seat. At this time, the driving device is convenient to mount and dismount.

Drawings

FIG. 1 is a schematic structural view of a rubber belt traction device of the present application;

FIG. 2 is a schematic structural diagram of a rack in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a transmission mechanism in an embodiment of the present application;

fig. 4 is a schematic structural diagram of an adjustment mechanism in the embodiment of the present application.

The labels in the figures are: 1-a machine frame, 101-a supporting plate, 1011-a containing groove, 102-a cross rod and 103-a mounting seat; 2-a first pull roll; 3-a second traction roller; 4-a drive device; 5-transmission mechanism, 501-first gear, 502-second gear; 6-adjusting mechanism, 601-adjusting screw rod, 602-first adjusting block, 603-second adjusting block, 604-spring, 605-baffle, 606-adjusting rotating wheel, 607-screw rod, 608-rolling bearing; 7-protective shell.

Detailed Description

The following further describes the present application with reference to the drawings and examples, but the present application is not limited thereto.

Referring to fig. 1, the rubber conveyor belt traction device of the present application includes a frame 1; a first traction roller 2, a second traction roller 3 and a driving device 4 are arranged on the frame 1; the driving device 4 is used for driving the first traction roller 2 and the second traction roller 3 to rotate; a rubber conveying belt conveying channel is formed between the first traction roller 2 and the second traction roller 3; one end of the rotating shaft of the first traction roller 2 is connected with a driving device 4, and the other end of the rotating shaft of the first traction roller is in transmission connection with the rotating shaft of the second traction roller 3 through a transmission mechanism 5; the second traction roller 3 is arranged above the first traction roller 2, and two ends of the second traction roller are respectively provided with an adjusting mechanism 6 for adjusting the distance between the first traction roller 2 and the second traction roller 3; the adjusting mechanism 6 is rotatably connected with the rotating shaft of the second traction roller 3.

Example (b):

referring to fig. 2 and 4, in the present embodiment, the rack 1 includes two support plates 101 disposed on two sides, and a receiving groove 1011 is formed on a top side of each support plate 101; the adjusting mechanism 6 comprises an adjusting screw 601, a first adjusting block 602, a second adjusting block 603, a spring 604 and a baffle 605; the baffle 605 is fixed on the top of the support plate 101 (namely the notch of the containing groove 1011; the baffle 605 is connected with the support plate 101 through a bolt), and the baffle 605 is provided with a threaded hole matched with the adjusting screw rod 601; one end of the adjusting screw rod 601 is provided with an adjusting rotating wheel 606, and the other end of the adjusting screw rod passes through the threaded hole and is fixedly connected with the first adjusting block 602 (the adjusting screw rod 601 is fixedly connected with the first adjusting block 602 through a flange); the second adjusting block 603 is rotatably connected with the rotating shaft of the second traction roller 3; two springs 604 are arranged between the first adjusting block 602 and the second adjusting block 603, and the two springs 604 are symmetrically distributed on two sides of the adjusting part 601; two ends of the spring 604 are respectively connected with the first adjusting block 602 and the second adjusting block 603; a screw 607 is arranged between the first adjusting block 602 and the second adjusting block 603; the screw 607 penetrates through the middle of the spring 604, one end of the screw is fixedly connected with the first adjusting block 602, and the other end of the screw is slidably connected with the second adjusting block 603 (a through hole for the screw 607 to pass through is arranged on the second adjusting block 603); the first adjusting block 602 and the second adjusting block 603 are both connected with the groove wall of the accommodating groove 1011 in a sliding manner. When the device is used, the adjusting rotating wheel 606 is rotated, the adjusting screw 601 moves downwards and extrudes the first adjusting block 602, the second adjusting block 603 moves downwards under the action of the spring 604, and the second adjusting block 603 drives the rotating shaft of the second traction roller 3 to enable the second traction roller 603 to move relative to the first traction roller 2; the pressure of the spring 604 on the first adjusting block 602 is adjusted to enable the first adjusting block 602 to compress the spring 604, so that the second adjusting block 603 is kept stable in the accommodating groove 1011, and meanwhile, a certain extrusion force is kept between the first traction roller 2 and the second traction roller 3, thereby effectively avoiding the slipping condition in the traction process of the rubber conveyor belt.

In this embodiment, a through hole is formed in the middle of the second adjusting block 603, and two rolling bearings 608 are respectively embedded in two ends of the through hole; the rotation shaft of the second traction roller 3 is inserted into the rolling bearing 608. The rolling bearing 608 has the advantages of small friction resistance, sensitive starting, high efficiency, simple and convenient lubrication and the like; a rolling bearing is embedded in the through hole of the second adjusting block 603, and can be used for supporting the rotating shaft of the rotating second traction roller 3, reducing the friction coefficient in the movement process of the rotating second traction roller, and ensuring the normal working position and the rotating precision of the rotating second traction roller; in addition, the rolling bearing 608 is convenient to use and maintain and easy to replace.

In this embodiment, four cross bars 102 arranged in parallel are arranged between the two support plates 101, two of the cross bars are arranged at the upper ends of the support plates 101, and two of the cross bars are arranged at the lower ends of the support plates 101; two ends of the cross rod 102 are respectively connected with the two support plates 101 through threads.

Referring to fig. 3, in the present embodiment, the transmission mechanism 5 includes a first gear 501 and a second gear 502 engaged with each other, the first gear 501 is fixedly connected to the rotating shaft of the first drawing roll 2, and the second gear 502 is fixedly connected to the rotating shaft of the second drawing roll 3; a protective shell 7 is arranged outside the transmission mechanism 5, and the protective shell 7 is connected with the supporting plate 101 through threads. The gear transmission structure has the advantages of simple structure, high transmission efficiency, safety, reliability and the like; the utility model discloses well two gears of adoption realize that the transmission between two carry over pinch rolls is connected, and is small, and occupation space is little, and it is comparatively convenient to assemble.

In this embodiment, a mounting seat 103 is provided on a side of one of the support plates 101, and the driving device 4 is fixed to the mounting seat 103. At this time, the driving device 4 is conveniently mounted and dismounted. Further, the driving device 4 includes a motor and a decelerator. The speed reducer can increase the torque of the motor and reduce the rotating speed of the traction roller, so that when the motor runs at a high speed, the first traction roller 2 can rotate at a lower speed. Furthermore, the speed reducer is connected with the rotating shaft of the first traction roller 2 through a coupler. The shaft coupling is used for connection, so that the installation is easy, and the rotating shaft of the first traction roller 2 can stably rotate when a small amount of deviation exists between the central line positions of the rotating shaft of the speed reducer and the rotating shaft of the speed reducer, the torque transmission is not influenced, and the transmission performance is ensured; in addition, the coupling also has certain buffering and damping performance and overload safety protection effect.

In this embodiment, rubber layers are disposed on the surfaces of the first drawing roller 2 and the second drawing roller 3. Therefore, the surface of the rubber conveying belt is not easy to generate indentation patterns in the traction process, and the anti-slip layer is made of rubber, so that the elastic effect is good and the material cost is low.

The working principle is as follows: putting the end part of the rubber conveying belt into a conveying channel between a first traction roller 2 and a second traction roller 3; rotating the adjusting rotating wheel 606 to adjust the distance between the first traction roller 2 and the second traction roller 3, so that a certain extrusion force is kept between the first traction roller and the second traction roller; the power is switched on, the motor and the speed reducer are started to drive the rotating shaft of the first traction roller 2 to rotate, the rotating shaft of the first traction roller 2 drives the rotating shaft of the second traction roller 3 to synchronously rotate in the opposite direction through the transmission mechanism 5, and the rubber conveying belt is pulled.

The above general description of the invention and the description of its specific embodiments in this application should not be construed as limiting the scope of the invention. Those skilled in the art can add, reduce or combine the technical features disclosed in the general description and/or the specific embodiments (including the examples) to form other technical solutions within the scope of the present application according to the disclosure of the present application without departing from the components of the present invention.

Claims

1. The rubber conveyer belt traction device comprises a frame (1); a first traction roller (2), a second traction roller (3) and a driving device (4) are arranged on the frame (1); the driving device (4) is used for driving the first traction roller (2) and the second traction roller (3) to rotate; a rubber conveying belt conveying channel is formed between the first traction roller (2) and the second traction roller (3); the method is characterized in that: one end of a rotating shaft of the first traction roller (2) is connected with a driving device (4), and the other end of the rotating shaft of the first traction roller is in transmission connection with a rotating shaft of the second traction roller (3) through a transmission mechanism (5); two ends of the second traction roller (3) are respectively provided with an adjusting mechanism (6) for adjusting the distance between the first traction roller (2) and the second traction roller (3); the adjusting mechanism (6) is rotationally connected with a rotating shaft of the second traction roller (3); the adjusting mechanism (6) comprises an adjusting screw rod (601), a first adjusting block (602), a second adjusting block (603), a spring (604) and a baffle (605); the baffle (605) is fixed at the top of the frame (1), and a threaded hole matched with the adjusting screw rod (601) is formed in the baffle (605); one end of the adjusting screw rod (601) is provided with an adjusting rotating wheel (606), and the other end of the adjusting screw rod penetrates through the threaded hole and is fixedly connected with the first adjusting block (602); the second adjusting block (603) is rotationally connected with a rotating shaft of the second traction roller (3); the spring (604) is arranged between the first adjusting block (602) and the second adjusting block (603), and two ends of the spring are respectively connected with the first adjusting block (602) and the second adjusting block (603).

2. The rubber belt traction device of claim 1, wherein: two springs (604) are arranged between the first adjusting block (602) and the second adjusting block (603), and the two springs (604) are symmetrically distributed on two sides of the adjusting screw rod (601).

3. The rubber belt traction device of claim 2, wherein: a screw (607) is arranged between the first adjusting block (602) and the second adjusting block (603); the screw (607) penetrates through the middle of the spring (604), one end of the screw is fixedly connected with the first adjusting block (602), and the other end of the screw is connected with the second adjusting block (603) in a sliding manner.

4. The rubber belt traction device of claim 1, wherein: a through hole is formed in the middle of the second adjusting block (603), and a rolling bearing (608) is embedded in the through hole; the rotating shaft of the second traction roller (3) is inserted into the rolling bearing (608).

5. The rubber belt traction device of claim 1, wherein: the transmission mechanism (5) comprises a first gear (501) and a second gear (502) which are meshed with each other, the first gear (501) is fixedly connected with a rotating shaft of the first traction roller (2), and the second gear (502) is fixedly connected with a rotating shaft of the second traction roller (3).

6. The rubber belt traction device of claim 1, wherein: the rack (1) comprises two supporting plates (101) arranged on two sides, and a plurality of cross rods (102) arranged in parallel are arranged between the two supporting plates (101).

7. The rubber belt traction device of claim 1, wherein: the drive device (4) comprises a motor and a reducer.

8. The rubber belt traction device of claim 7, wherein: the speed reducer is connected with a rotating shaft of the first traction roller (2) through a coupler.

9. The rubber belt traction device of claim 6, wherein: a mounting seat (103) is arranged on the side of one of the supporting plates (101), and the driving device (4) is fixed on the mounting seat (103).