CN220748951U

CN220748951U - Belt tensioning device

Info

Publication number: CN220748951U
Application number: CN202322542947.2U
Authority: CN
Inventors: 刘宝贷
Original assignee: Fengning Xinyuan Mining Co ltd
Current assignee: Fengning Xinyuan Mining Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-04-09
Anticipated expiration: 2033-09-19

Abstract

The utility model discloses a belt tensioning device, which comprises a bottom plate, wherein two groups of mounting seats are arranged on one side of the bottom plate, a rotating mechanism is arranged between the mounting seats, and a driving roller is arranged on one side of the rotating mechanism; the driving roller is provided with driven roller on one side, and is connected through the belt between driving roller and the driven roller, and the bottom plate top is provided with the slide, and slide one side is provided with straining device. According to the utility model, the rotating mechanism is arranged, so that the first bevel gear and the second bevel gear can be driven to rotate in a matched manner by the first servo motor, the driving roller can be driven to rotate under the action of the belt, the position of the driving roller can be regulated by the tensioning mechanism, and the belt is tensioned and relaxed by regulating the position of the driving roller, so that the phenomenon that equipment is damaged due to overtightening of the belt is avoided.

Description

Belt tensioning device

Technical Field

The utility model relates to the technical field of tensioning devices, in particular to a belt tensioning device.

Background

Belt drives, also known as "belt drives", are one type of mechanical drive, consisting of one or more belts wrapped around two wheels (known as "pulleys"). The two wheels are respectively arranged on the driving shaft and the driven shaft, and the friction between the belt and the two wheels is utilized to transmit motion and power, so that the tightness state of the belt can be regulated through the belt tensioning device in the process of belt transmission, and the normal operation of the belt can be ensured.

However, the existing belt tensioning device often has the phenomenon of overtightening of the belt in actual production, so that the service life of the belt is shortened, and meanwhile, excessive power consumption and even damage to related equipment can be caused; and the belt is too tight, so that the belt is easy to seriously deviate, and further related equipment is worn, so that the equipment maintenance rate is high.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

The present utility model provides a belt tightening device to overcome the above-mentioned problems of the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

a belt tensioning device comprises a bottom plate, wherein two groups of installation seats are arranged on one side of the bottom plate, a rotating mechanism is arranged between the installation seats, and a driving roller is arranged on one side of the rotating mechanism; the driving roller is provided with driven roller on one side, and is connected through the belt between driving roller and the driven roller, and the bottom plate top is provided with the slide, and slide one side is provided with straining device.

Further, in order to provide the holding power respectively for initiative gyro wheel and driven gyro wheel through bearing frame one and bearing frame two respectively to improve the stability of the device, avoid rocking of initiative gyro wheel and driven gyro wheel, the initiative gyro wheel passes through bearing frame one and sets up in slide top one side, and driven gyro wheel passes through bearing frame two and sets up in bottom plate top one side.

Further, in order to be convenient for the sliding of slide under the cooperation effect of slide, slider and spout to increased the joint strength between slide and the bottom plate, a plurality of spout has been seted up at the bottom plate top, and the slide bottom is provided with a plurality of and spout matched with slider.

Further, in order to be able to drive the cooperation rotation of bevel gear one and bevel gear two through servo motor one, thereby drive the rotation of initiative gyro wheel, and can drive the rotation of driven gyro wheel under the effect of belt, slewing mechanism is including setting up the servo motor one in one of them mount pad one side, servo motor one's output runs through the mount pad and is connected with the axis of rotation, axis of rotation circumference outside cover is equipped with bevel gear one, bevel gear one side is provided with bevel gear two with it engaged with, bevel gear two centre of a circle position is provided with the connecting axle, the connecting axle runs through bearing frame one and is connected with the initiative gyro wheel, slewing mechanism is still including setting up in bevel gear one side and the cover is located the axle sleeve in axis of rotation circumference outside, axle sleeve circumference outside cover is equipped with the connecting block, be provided with the connecting plate between connecting block and the slide.

Further, in order to adjust the position of the driving roller through the tensioning mechanism, tensioning and loosening of the belt are achieved through adjustment of the position of the driving roller, the tensioning mechanism comprises a mounting groove arranged on one side of the bottom plate, a screw rod is inserted into the mounting groove, one side of the screw rod is connected with the output end of the second servo motor, and one end of the screw rod, away from the second servo motor, is connected with the sliding plate.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the rotating mechanism is arranged, so that the first bevel gear and the second bevel gear can be driven to rotate in a matched manner by the first servo motor, the driving roller can be driven to rotate under the action of the belt, the position of the driving roller can be regulated by the tensioning mechanism, and the belt is tensioned and relaxed by regulating the position of the driving roller, so that the phenomenon that equipment is damaged due to overtightening of the belt is avoided.

2. The sliding plate can slide conveniently under the cooperation of the sliding plate, the sliding block and the sliding groove, the connection strength between the sliding plate and the bottom plate is increased, the device has simple structure, convenient use and low manufacturing cost.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of a belt tensioner according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a belt tensioner according to an embodiment of the present utility model at another angle;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a partial cross-sectional view of a belt tensioner according to an embodiment of the present utility model;

fig. 5 is a partial enlarged view at B in fig. 4.

In the figure:

1. a bottom plate; 2. a mounting base; 3. a rotating mechanism; 301. a servo motor I; 302. a rotating shaft; 303. bevel gears I; 304. bevel gears II; 305. a connecting shaft; 306. a shaft sleeve; 307. a connecting block; 308. a connecting plate; 4. a driving roller; 5. a driven roller; 6. a slide plate; 7. a tensioning mechanism; 701. a mounting groove; 702. a screw rod; 703. a servo motor II; 8. a first bearing seat; 9. a second bearing seat; 10. a chute; 11. a slide block; 12. a belt.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, a belt tensioner is provided.

The utility model will now be further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1 to 5, a belt tensioning device according to an embodiment of the utility model includes a base plate 1, two sets of mounting seats 2 are provided on one side of the base plate 1, and a driving roller 4 is provided on one side of the rotating mechanism 3 between the mounting seats 2; the driving roller 4 is provided with driven roller 5 on one side, and is connected through belt 12 between driving roller 4 and the driven roller 5, and bottom plate 1 top is provided with slide 6, and slide 6 one side is provided with straining device 7.

By means of the scheme, the belt tightening device can drive the driving roller 4 to rotate through the arrangement of the rotating mechanism 3, the position of the driving roller 4 can be adjusted through the arrangement of the tightening mechanism 7, and the belt 12 can be tightened and loosened through the adjustment of the position of the driving roller 4; the utility model increases the connection strength between the sliding plate 6 and the bottom plate 1 by arranging the sliding plate 6, has simple structure and convenient use, and can reduce the manufacturing cost.

In one embodiment, for the driving roller 4, the driving roller 4 is disposed on the top side of the sliding plate 6 through the first bearing seat 8, and the driven roller 5 is disposed on the top side of the bottom plate 1 through the second bearing seat 9, so that supporting forces can be respectively provided for the driving roller 4 and the driven roller 5 through the first bearing seat 8 and the second bearing seat 9, thereby improving stability of the device and avoiding shaking of the driving roller 4 and the driven roller 5.

In one embodiment, for the base plate 1, a plurality of sliding grooves 10 are formed in the top of the base plate 1, a plurality of sliding blocks 11 matched with the sliding grooves 10 are arranged at the bottom of the sliding plate 6, so that the sliding of the sliding plate 6 can be facilitated under the matching actions of the sliding plate 6, the sliding blocks 11 and the sliding grooves 10, and the connection strength between the sliding plate 6 and the base plate 1 is increased.

In one embodiment, for the above-mentioned rotating mechanism 3, the rotating mechanism 3 includes a first servo motor 301 disposed on one side of one of the mounting seats 2, an output end of the first servo motor 301 is connected with the rotating shaft 302 through the mounting seat 2, a first bevel gear 303 is sleeved on the outer side of the circumference of the rotating shaft 302, a second bevel gear 304 meshed with the first bevel gear 303 is disposed on one side of the first bevel gear 303, a connecting shaft 305 is disposed at a center position of the second bevel gear 304, the connecting shaft 305 penetrates through the first bearing seat 8 to be connected with the driving roller 4, the rotating mechanism 3 further includes a shaft sleeve 306 disposed on one side of the first bevel gear 303 and sleeved on the outer side of the circumference of the rotating shaft 302, a connecting block 307 is sleeved on the outer side of the circumference of the shaft sleeve 306, and a connecting plate 308 is disposed between the connecting block 307 and the sliding plate 6, so that the first bevel gear 303 and the second bevel gear 304 can be driven by being driven by the first servo motor 301 to rotate so as to drive the driving roller 4 to rotate, and the driven roller 5 can be driven by the belt 12.

The specific working principle of the rotating mechanism 3 is as follows: the servo motor I301 is started through an external control panel (a PLC controller is included), the output shaft of the servo motor I301 drives the rotating shaft 302 to rotate, the rotating shaft 302 drives the bevel gear I303 to rotate, the bevel gear II 304 meshed with the bevel gear I is driven by the bevel gear I to rotate, the driving roller 4 is driven by the bevel gear II 304 to rotate, and the driven roller 5 is driven to rotate while the driving roller 4 rotates under the action of the belt 12.

In one embodiment, for the tensioning mechanism 7, the tensioning mechanism 7 includes a mounting groove 701 disposed on one side of the base plate 1, a screw rod 702 is inserted in the mounting groove 701, one side of the screw rod 702 is connected with the output end of the second servo motor 703, one end of the screw rod 702 away from the second servo motor 703 is connected with the sliding plate 6, so that the position of the driving roller 4 can be adjusted by setting the tensioning mechanism 7, and tensioning and releasing of the belt 12 can be achieved by adjusting the position of the driving roller 4.

The specific working principle of the tensioning mechanism 7 is as follows: the second servo motor 703 is started through an external control panel (a PLC controller is included), the rotating shaft of the second servo motor 703 drives the screw rod 702 to rotate in the mounting groove 701, the screw rod 702 can drive the sliding plate 6 to move under the matching action of the sliding block 11 and the sliding groove 10, the sliding plate 6 can drive the connecting plate 308 and the connecting block 307 to move while moving, the shaft sleeve 306 is driven to move, the shaft sleeve 306 drives the first bevel gear 303 to move, the transmission of the belt 12 is ensured in the position adjustment process of the sliding plate 6, and the position of the driving roller 4 can be adjusted through the position adjustment of the sliding plate 6, so that the belt 12 is tensioned and relaxed.

In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.

In practical application, the rotating mechanism 3 is started through the external control panel (including the PLC controller), the rotation of the belt can be realized under the action of the rotating mechanism 3 (the working principle of the rotating mechanism 3 is shown in the above description), then the tensioning mechanism 7 is started through the external control panel (including the PLC controller) in the transmission process of the belt 12 (the working principle of the tensioning mechanism 7 is shown in the above description), and under the cooperation of the sliding chute 10 and the sliding block 11, the position of the sliding plate 6 can be adjusted, the position of the driving roller 4 is adjusted through adjusting the position of the sliding plate 6, and the tensioning and releasing of the belt 12 are realized through adjusting the position of the driving roller 4.

In summary, by means of the above technical solution of the present utility model, by arranging the rotation mechanism 3, the first bevel gear 303 and the second bevel gear 304 can be driven to rotate by the first servo motor 301, so as to drive the driving roller 4 to rotate, and the driven roller 5 can be driven to rotate under the action of the belt 12, the position of the driving roller 4 can be adjusted by arranging the tensioning mechanism 7, and the belt 12 can be tensioned and relaxed by adjusting the position of the driving roller 4, so that the phenomenon of damage to equipment caused by overtightening of the belt is avoided; the utility model can facilitate the sliding of the sliding plate 6 under the cooperation of the sliding plate 6, the sliding block 11 and the sliding groove 10, and increases the connection strength between the sliding plate 6 and the bottom plate 1.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The belt tensioning device comprises a bottom plate (1), and is characterized in that two groups of mounting seats (2) are arranged on one side of the bottom plate (1), a rotating mechanism (3) is arranged between the mounting seats (2), and a driving roller (4) is arranged on one side of the rotating mechanism (3);

the novel roller is characterized in that a driven roller (5) is arranged on one side of the driving roller (4), the driving roller (4) is connected with the driven roller (5) through a belt (12), a sliding plate (6) is arranged at the top of the bottom plate (1), and a tensioning mechanism (7) is arranged on one side of the sliding plate (6).

2. A belt tensioner according to claim 1, wherein the driving roller (4) is disposed on the top side of the slide plate (6) through a first bearing housing (8), and the driven roller (5) is disposed on the top side of the base plate (1) through a second bearing housing (9).

3. Belt tensioner according to claim 2, characterized in that the top of the base plate (1) is provided with a plurality of sliding grooves (10), and the bottom of the sliding plate (6) is provided with a plurality of sliding blocks (11) cooperating with the sliding grooves (10).

4. A belt tensioner according to claim 3, wherein the rotating mechanism (3) comprises a first servo motor (301) arranged at one side of the mounting seat (2), the output end of the first servo motor (301) penetrates through the mounting seat (2) to be connected with the rotating shaft (302), a first bevel gear (303) is sleeved at the outer side of the circumference of the rotating shaft (302), a second bevel gear (304) meshed with the first bevel gear (303) is arranged at one side of the first bevel gear, a connecting shaft (305) is arranged at the center of the second bevel gear (304), and the connecting shaft (305) penetrates through the first bearing seat (8) to be connected with the driving roller (4).

5. The belt tensioner according to claim 4, wherein the rotating mechanism (3) further comprises a sleeve (306) disposed on one side of the bevel gear (303) and sleeved on the outer circumferential side of the rotating shaft (302), a connecting block (307) is sleeved on the outer circumferential side of the sleeve (306), and a connecting plate (308) is disposed between the connecting block (307) and the sliding plate (6).

6. The belt tensioning device according to claim 5, wherein the tensioning mechanism (7) comprises a mounting groove (701) arranged on one side of the base plate (1), a screw rod (702) is inserted into the mounting groove (701), one side of the screw rod (702) is connected with the output end of a second servo motor (703), and one end of the screw rod (702) away from the second servo motor (703) is connected with the sliding plate (6).