Belt wheel tensioning controller

Abstract

The utility model discloses a belt wheel tensioning controller, which belongs to the technical field of belt wheel tensioning force and comprises a mounting plate and two driving shafts. The two belt wheels are arranged on the outer sides of the two driving shafts correspondingly, and the two belt wheels are provided with the same transmission belt; the positioning plate is arranged on one side of the mounting plate, a positioning groove is formed in the positioning plate, a threaded rod is rotationally connected into the positioning groove, and external threads on the two sides of the threaded rod are arranged in opposite directions; according to the belt wheel tensioning controller, through the pressure sensors arranged in the two mounting sleeves and the buzzing alarm arranged on one side, when the tensioning force of the belt wheel changes, people can be reminded through the buzzing alarm, so that the tensioning force of the belt wheel can be conveniently known and adjusted, and the using practicability of the belt wheel tensioning controller is better.

Description

Technical Field

[0001] The utility model belongs to the technical field of pulley tensioning force, and in particular relates to a pulley tensioning controller. Background Art

[0002] The pulley tension controller is a device used to adjust the tension of the transmission belt. It mainly controls the tension of the transmission belt by adjusting the position of the tension pulley, which can improve the transmission efficiency, extend the service life of the transmission belt, and reduce the failure rate, thereby ensuring the stable operation of the entire transmission system. The pulley tension controller is widely used in various mechanical equipment that requires transmission belts, such as industrial production lines, conveyor systems, automobile engines, agricultural machinery, etc. In these applications, the pulley tension controller is crucial to ensure the normal operation of the equipment and improve production efficiency.

[0003] Chinese patent announcement number CN220151818U discloses a synchronous belt tensioning force quick controller, which relates to the field of synchronous belt pulley transmission components of mechanical equipment, and specifically relates to a synchronous belt tensioning force quick controller; it is arranged between the driving pulley and the driven pulley of the synchronous belt transmission structure, and includes: a first range limiting area, a driving device and a second range limiting area; the first range limiting area includes an arc head, an adjusting screw is arranged on the outer side of the arc surface of the arc head, one end of the adjusting screw is connected to a square guide column, and one end of the square guide column is provided with a connecting block; the driving device is arranged at one end of the first range limiting area, and includes a lever, one end of the lever is connected to a crank, and one end of the crank is connected to one end of the connecting block; the second range limiting area is arranged at one end of the driving device, and includes an arc base, a square guide sleeve is arranged on the outer side of the arc surface of the arc base, and the crank, the connecting block and the square guide column are all arranged inside the square guide sleeve. The utility model can improve the installation efficiency of the synchronous belt, and at the same time keep the data of the adjusted synchronous belt tensioning force consistent.

[0004] In actual use of the utility model, when adjusting the tension of the pulley, people usually use their naked eyes to observe the friction and wear of the pulley, bearing and other components to judge the tension of the pulley. This process is not only difficult to achieve continuous monitoring of the tension of the pulley, but also the results observed by different people may be different, which makes it difficult to accurately control the tension of the pulley, making the practicality of the pulley tension controller lacking. Utility Model Content

[0005] The utility model provides a pulley tension controller to solve the problem that it is inconvenient to observe the pulley tension in the prior art.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a pulley tensioning controller, comprising:

[0007] mounting plate and two drive shafts;

[0008] Two pulleys are respectively arranged outside the two driving shafts, and the two pulleys are provided with a same transmission belt;

[0009] A positioning plate is arranged on one side of the mounting plate, wherein a positioning groove is provided in the positioning plate, a threaded rod is rotatably connected in the positioning groove, and external threads on both sides of the threaded rod are arranged in opposite directions;

[0010] Two installation sleeves are respectively arranged on both sides of the positioning plate. The two installation sleeves are slidably connected with corresponding limit plates. One end of the two limit plates is rotatably connected with tension wheels. The two tension wheels are respectively against both sides of the inner wall of the transmission belt.

[0011] As a preferred embodiment, matching adjustment plates are provided on both sides of the positioning groove, and both adjustment plates are penetrated by threaded holes matching the threaded rods, and the threaded rods penetrate the two threaded holes and are threadedly connected to the side walls of the threaded holes.

[0012] As a preferred embodiment, two connecting plates are provided on opposite sides of the two adjustment plates, and the two connecting plates on the same side respectively pass through both sides of the positioning groove and are respectively provided at one end of the two installation sleeves.

[0013] In order to conveniently drive the threaded rod to rotate, further, a driving rod is rotatably connected to one side of the positioning groove, one end of the driving rod passes through the positioning groove and extends to the outside, a first bevel gear is provided at the other end of the driving rod, and a second bevel gear meshing with the first bevel gear is provided on the outside of the threaded rod.

[0014] As a preferred implementation, pressure sensors are provided in the two installation sleeves, one end of the two limit plates is provided with limit springs, and the other ends of the two limit springs are respectively arranged on one side of the two pressure sensors.

[0015] As a preferred implementation, a buzzer alarm is provided on one side of the two installation sleeves, and the signal output ends of the two pressure sensors are electrically connected to the signal receiving ends of the two buzzer alarms respectively in a wired manner.

[0016] In order to conveniently clean the dust or impurities adhered to the outside of the transmission belt, further, a fixing plate is provided on one side of the two limit plates, and a cleaning plate is provided on one side of the two fixing plates, and the two cleaning plates are respectively located on both sides of the transmission belt.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model, through the pressure sensors arranged in the two mounting sleeves and the buzzer alarm on one side, can remind people through the buzzer alarm when the tension of the pulley changes, so that the tension of the pulley can be easily understood and adjusted, making the pulley tension controller more practical;

[0019] 2. The utility model, by setting the fixing plate and the cleaning plate on one side of the two limit plates, can conveniently clean the dust or impurities adhering to the outer side of the transmission belt when the transmission belt is running, making the pulley tensioning controller more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the main appearance of the structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the front cross-section of the structure of the utility model;

[0022] Figure 3 It is a partial cross-sectional schematic diagram of the structure of the utility model;

[0023] Figure 4 for Figure 2 A schematic diagram of the enlarged structure at point A in the middle.

[0024] In the figure: 1. Mounting plate; 2. Drive shaft; 3. Pulley; 4. Drive belt; 5. Positioning plate; 6. Threaded rod; 7. Mounting sleeve; 8. Limiting plate; 9. Tensioning wheel; 10. Adjusting plate; 11. Connecting plate; 12. Drive rod; 13. First bevel gear; 14. Second bevel gear; 15. Pressure sensor; 16. Limiting spring; 17. Buzzer alarm; 18. Fixing plate; 19. Cleaning plate. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Embodiment 1:

[0027] See also Figure 1-4 The utility model provides a pulley tensioning controller, comprising:

[0028] Mounting plate 1 and two drive shafts 2;

[0029] Two pulleys 3 are respectively arranged outside the two driving shafts 2, and the two pulleys 3 are provided with a same transmission belt 4;

[0030] A positioning plate 5 is arranged on one side of the mounting plate 1. A positioning groove is provided in the positioning plate 5. A threaded rod 6 is rotatably connected in the positioning groove. External threads on both sides of the threaded rod 6 are arranged in opposite directions.

[0031] Two mounting sleeves 7 are respectively arranged on both sides of the positioning plate 5. The two mounting sleeves 7 are slidably connected with matching limit plates 8. One end of the two limit plates 8 is rotatably connected with tensioning wheels 9. The two tensioning wheels 9 are respectively against both sides of the inner wall of the transmission belt 4.

[0032] Specifically, Figure 2 and Figure 4 As shown, matching adjustment plates 10 are provided on both sides of the positioning groove, and both adjustment plates 10 are penetrated by threaded holes matching the threaded rod 6. The threaded rod 6 penetrates the two threaded holes and is threadedly connected to the side walls of the threaded holes. The two adjustment plates 10 can be driven to move by rotating the threaded rod 6.

[0033] Specifically, Figure 2 and Figure 4 As shown, two connecting plates 11 are provided on opposite sides of the two adjustment plates 10. The two connecting plates 11 on the same side respectively pass through the two sides of the positioning groove and are respectively arranged at one end of the two mounting sleeves 7. When the two adjustment plates 10 move, the two mounting sleeves 7 can be driven to move respectively through the two connecting plates 11 on both sides.

[0034] Specifically, Figure 2 and Figure 4 As shown, a driving rod 12 is rotatably connected to one side of the positioning groove, one end of the driving rod 12 passes through the positioning groove and extends to the outside, a first bevel gear 13 is provided at the other end of the driving rod 12, and a second bevel gear 14 meshing with the first bevel gear 13 is provided on the outer side of the threaded rod 6.

[0035] Through its design, the threaded rod 6 can be conveniently rotated from the outside through the driving rod 12 on one side of the positioning groove, the first bevel gear 13 at one end of the driving rod 12, and the second bevel gear 14 outside the threaded rod 6.

[0036] Specifically, Figure 2 and Figure 3 As shown, pressure sensors 15 are provided in the two mounting sleeves 7. The pressure sensors 15 are prior art and are not described in detail here. Limiting springs 16 are provided at one end of the two limiting plates 8. The other ends of the two limiting springs 16 are respectively arranged on one side of the two pressure sensors 15. The pressure exerted on the tensioning wheel 9 can be transmitted to the pressure sensor 15 through the limiting plates 8 and the limiting springs 16.

[0037] Specifically, Figure 1 , Figure 2 and Figure 3As shown, a buzzer alarm 17 is provided on one side of the two installation sleeves 7. The buzzer alarm 17 is a prior art and will not be described in detail here. The signal output ends of the two pressure sensors 15 are electrically connected to the signal receiving ends of the two buzzer alarms 17 through wired means. When the pressure sensor 15 detects that the tensioning force of the pulley changes, the buzzer alarm 17 can be used to remind people.

[0038] See also Figure 1-4 When using the pulley tension controller, first, it is necessary to set a threshold value for the two pressure sensors 15, and then place the two tensioning wheels 9 against the inner walls of the transmission belt 4 respectively. When the tension of the transmission belt 4 changes, the two tensioning wheels 9 and the two limit plates 8 will move, and cooperate with the two limit springs 16 to change the values ​​of the two pressure sensors 15. When the values ​​exceed the set threshold value, the pressure sensor 15 will transmit a signal to the buzzer alarm 17 to remind people to adjust the tension of the pulley. When adjusting the tension of the pulley, it is necessary to rotate the drive rod 12. The drive rod 12 will drive the second bevel gear 14 and the threaded rod 6 to rotate through the first bevel gear 13 at the end. The threaded rod 6 will drive the adjustment plates 10 and the two connecting plates 11 on both sides to move, so that the positions of the two mounting sleeves 7 can be adjusted. The two mounting sleeves 7 can adjust the positions of the limit plates 8 and the tensioning wheels 9 on both sides, so as to adjust the tension of the pulley.

[0039] Embodiment 2:

[0040] See also Figure 1-4 The utility model provides a pulley tensioning controller, comprising:

[0041] Mounting plate 1 and two drive shafts 2;

[0042] Two pulleys 3 are respectively arranged outside the two driving shafts 2, and the two pulleys 3 are provided with a same transmission belt 4;

[0043] A positioning plate 5 is arranged on one side of the mounting plate 1. A positioning groove is provided in the positioning plate 5. A threaded rod 6 is rotatably connected in the positioning groove. External threads on both sides of the threaded rod 6 are arranged in opposite directions.

[0044] Two mounting sleeves 7 are respectively arranged on both sides of the positioning plate 5. The two mounting sleeves 7 are slidably connected with matching limit plates 8. One end of the two limit plates 8 is rotatably connected with tensioning wheels 9. The two tensioning wheels 9 are respectively against both sides of the inner wall of the transmission belt 4.

[0045] Specifically, Figure 1 , Figure 2 and Figure 3 As shown, a fixing plate 18 is disposed on one side of the two limiting plates 8 , a cleaning plate 19 is disposed on one side of the two fixing plates 18 , and the two cleaning plates 19 are respectively located on both sides of the transmission belt 4 .

[0046] Through its design, through the two cleaning plates 19 located on both sides of the transmission belt 4, the dust or impurities on the outer side of the transmission belt 4 can be easily cleaned when the transmission belt 4 is running.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pulley tensioning controller, characterized in that: include: A mounting plate (1) and two drive shafts (2); Two pulleys (3) are respectively arranged outside the two drive shafts (2), and the two pulleys (3) are provided with a same transmission belt (4); A positioning plate (5) is arranged on one side of the mounting plate (1), wherein a positioning groove is provided in the positioning plate (5), a threaded rod (6) is rotatably connected in the positioning groove, and external threads on both sides of the threaded rod (6) are arranged in opposite directions; Two mounting sleeves (7) are respectively arranged on both sides of the positioning plate (5); matching limit plates (8) are slidably connected inside the two mounting sleeves (7); one end of the two limit plates (8) is rotatably connected to a tensioning wheel (9); the two tensioning wheels (9) are respectively pressed against both sides of the inner wall of the transmission belt (4).

2. A pulley tension controller according to claim 1, characterized in that: Matching adjustment plates (10) are provided on both sides of the positioning groove, and threaded holes matching the threaded rod (6) are penetrated through the two adjustment plates (10), and the threaded rod (6) passes through the two threaded holes and is threadedly connected to the side walls of the threaded holes.

3. A pulley tension controller according to claim 2, characterized in that: Two connecting plates (11) are provided on opposite sides of the two adjustment plates (10); the two connecting plates (11) on the same side respectively penetrate both sides of the positioning groove and are respectively provided on one end of the two installation sleeves (7).

4. A pulley tension controller according to claim 1, characterized in that: A driving rod (12) is rotatably connected to one side of the positioning groove, one end of the driving rod (12) passes through the positioning groove and extends to the outside, the other end of the driving rod (12) is provided with a first bevel gear (13), and the outer side of the threaded rod (6) is provided with a second bevel gear (14) meshing with the first bevel gear (13).

5. A pulley tension controller according to claim 1, characterized in that: A pressure sensor (15) is provided in each of the two installation sleeves (7), a limit spring (16) is provided at one end of each of the two limit plates (8), and the other ends of the two limit springs (16) are respectively arranged on one side of the two pressure sensors (15).

6. A pulley tension controller according to claim 5, characterized in that: A buzzer alarm (17) is provided on one side of the two installation sleeves (7), and the signal output ends of the two pressure sensors (15) are electrically connected to the signal receiving ends of the two buzzer alarms (17) respectively in a wired manner.

7. A pulley tension controller according to claim 1, characterized in that: A fixing plate (18) is provided on one side of the two limit plates (8), a cleaning plate (19) is provided on one side of the two fixing plates (18), and the two cleaning plates (19) are respectively located on both sides of the transmission belt (4).

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