CN211593967U

CN211593967U - Belt tensioning device of conveyor

Info

Publication number: CN211593967U
Application number: CN202020024692.4U
Authority: CN
Inventors: 刘春玲; 孟庆伟
Original assignee: Xuzhou Sanyuan Central Control Technology Co ltd
Current assignee: Xuzhou Sanyuan Central Control Technology Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-09-29
Anticipated expiration: 2030-01-07

Abstract

The utility model discloses a belt tightener of conveyer relates to belt conveyor field, reaches the purpose that can adjust belt tensioning, and its technical scheme main points are: the belt winding device is characterized in that a plurality of placing grooves distributed along the circumferential direction of the driving roller and the driven roller are formed in the driving roller and the driven roller, two ends of each placing groove extend out of two ends of the driving roller or the driven roller, moving plates covering notches of the placing grooves are arranged on the driving roller and the driven roller respectively, sliders moving along the height direction of the placing grooves are arranged on the moving plates, first driving pieces driving the moving plates to move in the direction away from the driving roller and the driven roller are arranged on the driving roller and the driven roller respectively, and the belt is wound outside the moving plates.

Description

Belt tensioning device of conveyor

Technical Field

The utility model relates to a belt conveyor field, more specifically say, it relates to a belt tightener of conveyer.

Background

The belt conveyor is also called as a rubber belt conveyor, and is widely applied to various industries such as household appliances, electronics, electrical appliances, machinery, tobacco, injection molding, post and telecommunications, printing, food and the like, and the assembly, detection, debugging, packaging, transportation and the like of objects.

The tensioning device is necessary for the belt conveyor to change the tension after long-term use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a belt tightener of conveyer reaches the purpose that can adjust belt tensioning.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a belt tensioning device of a conveyor comprises two opposite vertical frames, a driving roller and a driven roller which are arranged between the two vertical frames, wherein rotating shafts are arranged at two ends of the driving roller and the driven roller respectively, the rotating shafts are rotationally connected with the vertical frames, the rotating shafts positioned on the driving roller are driven by a first motor fixed on the vertical frames, the driving roller and the driven roller are connected through a belt, a plurality of placing grooves distributed along the circumferential direction of the driving roller and the driven roller are arranged on the driving roller and the driven roller respectively, two ends of each placing groove extend out of two ends of the driving roller or the driven roller respectively, moving plates covering the notches of the placing grooves are arranged on the driving roller and the driven roller respectively, sliding blocks moving along the height direction of the placing grooves are arranged on the moving plates, first driving pieces driving the moving plates to move in the direction far away from the driving roller and the driven roller are arranged on the driving roller, the belt is wound outside the moving plate.

Through adopting above-mentioned technical scheme, when the tensile force of belt needs to be adjusted, first driving piece drive movable plate is to keeping away from the drive roll and the removal of driven voller direction, the removal of each movable plate for drive roll and driven voller diameter increase, make the belt of winding outside the movable plate by the tensioning gradually, reach the purpose that can adjust belt tensioning.

Preferably: the first driving part comprises a connecting plate which is arranged on the moving plate and is positioned on the end face of the driven roller or the driving roller, the connecting plate is fixed on the end face of the driven roller or the driving roller through bolts, and a plurality of connecting holes for connecting the bolts are formed in the end face of the driven roller or the driving roller along the moving direction of the moving plate.

Preferably: the tank bottom of standing groove is equipped with first compression spring, the tank bottom one end that first compression spring kept away from the standing groove is contradicted with the slider.

Preferably: and the connecting plate is provided with scale marks.

Preferably: the two ends of each moving plate extend out of the end face of a driven roller or a driving roller, the first driving piece comprises a connecting rope arranged on the moving plate and extending out of the end face of the driven roller or the end face of the driving roller, a rotating drum is sleeved outside the rotating shaft, one end, far away from the moving plate, of each connecting rope is fixed on the rotating drum, the rotating drum is arranged close to the driving roller or the driven roller, a second driving piece for driving the rotating drum to rotate is arranged on the vertical frame, and an elastic piece abutting against the bottom of the placing groove is arranged on one side, facing the.

Preferably: the second driving part comprises a driving wheel arranged on the outer wall of the rotary drum, a placing plate extending to the lower portion of the driving wheel is arranged on the vertical frame, a second motor is arranged on the placing plate, and a driven wheel meshed with the driving wheel is arranged on the rotating shaft of the second motor.

Preferably: the elastic piece is a second compression spring or an elastic column.

To sum up, the utility model discloses following beneficial effect has: when the tension of the belt needs to be adjusted, the first driving piece drives the moving plates to move in the direction away from the driving roller and the driven roller, the diameters of the driving roller and the driven roller are increased due to the movement of the moving plates, the belt wound on the moving plates is gradually tensioned, and the purpose of adjusting the tensioning of the belt is achieved.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic structural view for embodying a connecting plate of embodiment 1;

FIG. 3 is a schematic structural view of embodiment 2.

In the figure: 1. erecting a frame; 11. a drive roll; 111. a placement groove; 112. moving the plate; 113. a slider; 12. a driven roller; 121. a belt; 13. a rotating shaft; 14. a first motor; 15. a connecting plate; 151. a bolt; 152. connecting holes; 153. a first compression spring; 154. scale lines; 16. connecting ropes; 161. a rotating drum; 162. an elastic member; 163. a driving wheel; 164. placing the plate; 165. a second motor; 166. a driven wheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: a belt tensioning device of a conveyor is disclosed, as shown in fig. 1 and fig. 2, comprising two opposite vertical frames 1, a driving roller 11 and a driven roller 12 arranged between the two vertical frames 1, wherein both ends of the driving roller 11 and the driven roller 12 are provided with rotating shafts 13, the rotating shafts 13 are rotatably connected with the vertical frames 1, the rotating shafts 13 on the driving roller 11 are driven by a first motor 14 fixed on the vertical frames 1, the driving roller 11 and the driven roller 12 are connected through a belt 121, at the time, the first motor 14 drives the driving roller 11 to rotate, and further drives the belt 121 to transport objects, when the tension of the belt 121 needs to be adjusted, both the driving roller 11 and the driven roller 12 are provided with a plurality of placing grooves 111 circumferentially distributed along the driving roller 11 and the driven roller 12, both ends of the placing grooves 111 extend out of both ends of the driving roller 11 or the driven roller 12, both the driving roller 11 and the driven roller 12 are provided with moving plates 112 covering the notches, the moving plate 112 is provided with a slider 113 moving along the height direction of the placing groove 111, when the moving plate 112 is abutted against the driving roller 11 or the driven roller 12, a gap exists between the slider 113 and the bottom of the placing groove 111, the driving roller 11 and the driven roller 12 are both provided with a first driving piece for driving the moving plate 112 to move towards the direction far away from the driving roller 11 and the driven roller 12, and the belt 121 is wound outside the moving plate 112.

As shown in fig. 1 and 2, when the tension of the belt 121 needs to be adjusted, the first driving element drives the moving plates 112 to move away from the driving roller 11 and the driven roller 12, and the moving plates 112 move, so that the diameters of the driving roller 11 and the driven roller 12 are increased, the belt 121 wound outside the moving plates 112 is gradually tensioned, and the purpose of adjusting the tension of the belt 121 is achieved.

As shown in fig. 1 and 2, the first driving element includes a connecting plate 15 disposed on the moving plate 112 and located at an end surface of the driven roller 12 or the driving roller 11, the connecting plate 15 is fixed on the end surface of the driven roller 12 or the driving roller 11 by a bolt 151, and a plurality of connecting holes 152 for connecting the bolt 151 are formed in the end surface of the driven roller 12 or the driving roller 11 along the moving direction of the moving plate 112. At this time, the gap between the moving plate 112 and the driving roller 11 or the driven roller 12 can be changed by changing the connection position of the bolt 151 and the connection hole 152, and the operation is convenient. The connecting plate 15 is provided with scale marks 154, so that the gap between each moving plate 112 and the driving roller 11 or the driven roller 12 is uniform by the staff according to the scale marks 154.

As shown in fig. 1 and 2, the first compression spring 153 is disposed at the bottom of the placing slot 111, and one end of the first compression spring 153, which is far away from the bottom of the placing slot 111, is abutted against the slider 113. At this time, the first compression spring 153 provides an upward supporting force to the moving plate 112, thereby facilitating the stability of the moving plate 112 in conveying the belt 121.

Example 2: a belt tensioning device of a conveyor is different from that of embodiment 1, as shown in FIG. 3, two ends of each moving plate 112 extend out of the end surface of a driven roller 12 or a driving roller 11, a first driving element comprises a connecting rope 16 arranged on the moving plate 112 and extending out of the end surface of the driven roller 12 or the end surface of the driving roller 11, a rotating drum 161 is sleeved outside the rotating shaft 13, the rotating drum 161 is rotatably connected with the rotating shaft 13, one end, far away from the moving plate 112, of each connecting rope 16 is fixed on the rotating drum 161, the rotating drum 161 is arranged close to the driving roller 11 or the driven roller 12, so that the connecting rope 16 is fixed on the outer wall of the rotating drum 161 along the height direction of a placing groove 111, a second driving element for driving the rotating drum 161 is arranged on a vertical frame 1, and an elastic element. When the elastic member 162 is in a natural state, a gap exists between the moving plate 112 and the driving roller 11 or the driven roller 12, when the second driving member drives the drum 161 to rotate, the drum 161 drives each connecting rope 16 to be wound outside the drum 161, at this time, the elastic member 162 is compressed to have an elastic restoring force, and at this time, when the second driving member drives the drum 161 to rotate reversely, the connecting rope 16 gradually winds down from the drum 161, so that the moving plate 112 moves away from the driven roller 12 or the driving roller 11 under the action of the elastic member 162, thereby facilitating the increase of the diameter of the driven roller 12 or the driving roller 11 and the adjustment of the tension of the belt 121.

As shown in fig. 3, the second driving member includes a driving wheel 163 disposed on the outer wall of the drum 161, a placing plate 164 extending below the driving wheel 163 is disposed on the stand 1, a second motor 165 is disposed on the placing plate 164, and a driven wheel 166 engaged with the driving wheel 163 is disposed on the rotating shaft of the second motor 165. The second motor 165 drives the driven wheel 166 to rotate, so that the driving wheel 163 rotates, the drum 161 rotates, and the operation is convenient. The elastic member 162 is a second compression spring or an elastic column.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a belt tensioning device of conveyer, includes two grudging posts (1) that set up relatively, sets up two drive roll (11) and driven voller (12) between grudging post (1), drive roll (11) and driven voller (12) both ends all are equipped with pivot (13), pivot (13) are rotated with grudging post (1) and are connected, are located drive roll (11) pivot (13) are by fixing first motor (14) drive on grudging post (1), connect its characterized in that through belt (121) between drive roll (11) and the driven voller (12): all set up a plurality of standing grooves (111) along drive roll (11) and driven voller (12) circumferential distribution on drive roll (11) and driven voller (12), the both ends of standing groove (111) all extend the both ends of drive roll (11) or driven voller (12), all be equipped with movable plate (112) that cover standing groove (111) notch on drive roll (11) and driven voller (12), be equipped with slider (113) along standing groove (111) direction of height removal on movable plate (112), all be equipped with drive movable plate (112) on drive roll (11) and driven voller (12) and to keeping away from the first driving piece that drive roll (11) and driven voller (12) direction removed, belt (121) twine outside movable plate (112).

2. A belt tensioner for a conveyor as in claim 1 wherein: the first driving piece comprises a connecting plate (15) which is arranged on the moving plate (112) and located on the end face of the driven roller (12) or the driving roller (11), the connecting plate (15) is fixed on the end face of the driven roller (12) or the driving roller (11) through a bolt (151), and a plurality of connecting holes (152) for the bolt (151) to be connected are formed in the end face of the driven roller (12) or the driving roller (11) along the moving direction of the moving plate (112).

3. A belt tensioner for a conveyor as in claim 2 wherein: the bottom of the placing groove (111) is provided with a first compression spring (153), and one end, far away from the bottom of the placing groove (111), of the first compression spring (153) is abutted to the sliding block (113).

4. A belt tensioner for a conveyor as in claim 2 wherein: and the connecting plate (15) is provided with scale marks (154).

5. A belt tensioner for a conveyor as in claim 1 wherein: the two ends of each moving plate (112) all extend out driven roller (12) or drive roller (11) terminal surface, first driving piece is including setting up connecting rope (16) that extend driven roller (12) or drive roller (11) terminal surface at moving plate (112), pivot (13) overcoat is equipped with rotary drum (161), each connecting rope (16) keep away from the one end of moving plate (112) and all fixing on rotary drum (161), rotary drum (161) are close to drive roller (11) or driven roller (12) and set up, be equipped with drive rotary drum (161) pivoted second driving piece on grudging post (1), moving plate (112) are equipped with elastic component (162) of contradicting with standing groove (111) tank bottom towards one side of standing groove (111).

6. The belt tensioner for a conveyor as in claim 5, wherein: the second driving part comprises a driving wheel (163) arranged on the outer wall of the rotary drum (161), a placing plate (164) extending to the lower portion of the driving wheel (163) is arranged on the vertical frame (1), a second motor (165) is arranged on the placing plate (164), and a driven wheel (166) meshed with the driving wheel (163) is arranged on a rotating shaft of the second motor (165).

7. The belt tensioner for a conveyor as in claim 5, wherein: the elastic piece (162) is a second compression spring or an elastic column.