CN216279281U

CN216279281U - Metal casting belt pulley with anti-skidding effect

Info

Publication number: CN216279281U
Application number: CN202122986003.5U
Authority: CN
Inventors: 邵志芳
Original assignee: Yangzhou Huasheng Foundry Co ltd
Current assignee: Yangzhou Huasheng Foundry Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-04-12
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a metal casting belt pulley with an anti-skidding effect, and particularly relates to the technical field of belt pulleys. According to the utility model, the friction force between the belt and the belt pulley is increased by increasing the pressure on the surface of the belt, so that the belt is prevented from sliding on the surface of the belt pulley, the condition that the friction force between the belt and the belt pulley is reduced due to the fact that the belt and the belt pulley are used for a long time can be prevented, the service life of the belt pulley is prolonged, and the cost for replacing the belt pulley is reduced.

Description

Metal casting belt pulley with anti-skidding effect

Technical Field

The utility model relates to the technical field of belt pulleys, in particular to a metal casting belt pulley with an anti-skidding effect.

Background

The belt pulley is generally used for the transmission of some small-horsepower motorcycle power, the transmission of agricultural machine power, air compressor machine, reduction gear, speed reducer, generator, cotton gin etc. belt pulley transmission's advantage has: the belt pulley transmission can alleviate load impact; the belt pulley has stable transmission and operation, low noise and low vibration; the belt pulley transmission has simple structure and convenient adjustment. The disadvantages of belt drive are: the belt pulley transmission has elastic sliding and slipping, the transmission efficiency is low, and an accurate transmission ratio cannot be maintained.

The belt is basically put into the belt pulley surface when current belt pulley is used, drives the belt pulley through the frictional force between belt and the belt pulley and rotates, and nevertheless after belt and belt pulley live time are longer, wearing and tearing are serious between belt and the belt pulley, lead to the belt pulley can't provide sufficient frictional force for the belt pulley to the phenomenon of skidding takes place between messenger's belt and the belt pulley.

Disclosure of Invention

In order to overcome the above defects in the prior art, embodiments of the present invention provide a metal casting belt pulley with an anti-slip effect, which increases the friction between a belt and a belt pulley by applying pressure to the surface of the belt, so as to prevent the belt from sliding on the surface of the belt pulley, prevent the friction between the belt and the belt pulley from being reduced due to long service life of the belt and the belt pulley, improve the service life of the belt pulley, and reduce the cost for replacing the belt pulley, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a metal casting belt pulley with an anti-skidding effect comprises a belt roller, wherein a left baffle and a right baffle are sequentially arranged on the outer side of the belt roller from left to right, a fixing groove is formed in the outer side surface of the left baffle, and a through groove is formed in the outer side surface of the right baffle;

the inside dwang that articulates of fixed slot, dwang side surface is provided with the recess, recess inner wall one side is provided with the spring, spring one end is provided with the carriage release lever, dwang top surface is provided with and runs through the spout, it is provided with the slide bar to run through spout inside, the slide bar top is provided with the movable plate, the dwang bottom is provided with fixed cover, fixed cover inside is provided with fixed spring, the fixed spring bottom is provided with depression bar down, depression bar bottom is provided with the gyro wheel down, the belt gyro wheel outside is provided with the clutch blocks.

In a preferred embodiment, the sliding rod is slidably connected with the through sliding groove, and the bottom of the sliding rod is fixedly connected with the moving rod.

In a preferred embodiment, the bottom of the lower pressure rod penetrates through the fixing sleeve and extends to the bottom of the fixing sleeve, and the number of the fixing grooves, the number of the rotating rods, the number of the lower pressure rods and the number of the friction blocks are all set to be multiple.

In a preferred embodiment, the moving rod is slidably connected with the groove, and the moving rod is movably clamped with the through groove.

In a preferred embodiment, the left and right baffle plates are each provided with a ring-shaped cross section, and one end of the moving rod penetrates through the rotating rod and extends to one side of the rotating rod.

In a preferred embodiment, four connecting rods are uniformly distributed on the inner wall of the belt roller, and a plurality of fixing snap rings are arranged between the connecting rods.

In a preferred embodiment, a plurality of clamping grooves are uniformly formed in the inner wall of the fixed clamping ring, and the cross section of each clamping groove is trapezoidal.

The utility model has the technical effects and advantages that:

1. the belt is put outside the belt roller, the belt is positioned between the left baffle and the right baffle, the moving plate is pulled to compress the spring, the rotating rod is aligned to the through groove on the surface of the right baffle, the moving plate is loosened, the moving rod is clamped into the through groove due to the elastic potential energy of the spring, the roller can contact the belt, due to the thickness influence of the belt, the resilience force of the fixed spring can enable the lower pressing rod to provide downward pressure on the belt, so that the friction force between the belt and the belt roller is increased, meanwhile, due to the friction block on the outer side of the belt roller, the friction force between the belt and the belt roller is increased, compared with the prior art, the upward sliding is realized, the friction force between the belt and the belt pulley is increased by increasing the pressure on the surface of the belt, so that the sliding of the belt on the surface of the belt pulley is prevented, and the situation that the friction force between the belt and the belt pulley is reduced due to the long service time of the belt and the belt pulley can be prevented, the service life of the belt pulley is prolonged, and the cost for replacing the belt pulley is reduced;

2. inside inserting fixed snap ring through with external roller bearing, make the roller bearing card go into the trapezoidal draw-in groove of fixed snap ring inner wall simultaneously, improve the frictional force and the fixed effect of roller bearing and fixed snap ring do, improve the life of belt pulley, a plurality of trapezoidal draw-in grooves have improved the contact nep simultaneously, prevent simultaneously that belt pulley and roller bearing from being connected insecure, improve the result of use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partial front sectional structural schematic view of the present invention.

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

Fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

The reference signs are: 1. a belt roller; 2. a left baffle; 3. a right baffle; 4. fixing grooves; 5. a through groove; 6. rotating the rod; 7. a groove; 8. a spring; 9. a travel bar; 10. run through the chute; 11. a slide bar; 12. moving the plate; 13. fixing a sleeve; 14. fixing the spring; 15. a lower pressure lever; 16. a roller; 17. a friction block; 18. a connecting rod; 19. fixing the snap ring; 20. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The metal casting belt pulley with the anti-skid effect as shown in the attached figures 1-4 comprises a belt roller 1, wherein a left baffle 2 and a right baffle 3 are sequentially arranged on the outer side of the belt roller 1 from left to right, a fixing groove 4 is formed in the outer side surface of the left baffle 2, and a through groove 5 is formed in the outer side surface of the right baffle 3;

inside articulated dwang 6 that has of fixed slot 4, dwang 6 side surface is provided with recess 7, recess 7 inner wall one side is provided with

spring

8, 8 one end of spring is provided with the

carriage release lever

9, 6 top surfaces of dwang are provided with and run through spout 10, run through the inside slide bar 11 that is provided with of spout 10, slide bar 11 top is provided with

movable plate

12, 6 bottoms of dwang are provided with fixed cover 13, fixed cover 13 is inside to be provided with fixed spring 14, fixed spring 14 bottom is provided with depression bar 15 down, depression bar 15 bottom is provided with gyro wheel 16 down, the 1 outside of belt gyro wheel is provided with clutch blocks 17.

As shown in the attached

drawings

1, 2 and 4, a sliding rod 11 is slidably connected with a through sliding groove 10, the bottom of the sliding rod 11 is fixedly connected with a moving rod 9, the bottom of a lower pressing rod 15 is penetrated through a fixing sleeve 13 and extended to the bottom of the fixing sleeve 13, a fixing groove 4, a rotating rod 6, the number of the lower pressing rod 15 and a friction block 17 is set to be multiple, the moving rod 9 is slidably connected with a groove 7, the moving rod 9 is movably clamped with the through groove 5, the cross section shapes of a left baffle 2 and a right baffle 3 are both set to be annular, one end of the moving rod 9 is penetrated through the rotating rod 6 and extended to one side of the rotating rod 6, the sliding rod 11 can slide on the surface of the through sliding groove 10, and a spring 8 is compressed, so that the moving rod 9 can be clamped into the through groove 5, the stability of the whole structure is improved, the pushing force of the lower pressing rod 15 on a belt can be kept, and the anti-slip effect is improved.

As shown in the attached

drawings

1 and 3, four connecting rods 18 are uniformly distributed on the inner wall of the belt roller 1, a fixing snap ring 19 is arranged between the connecting rods 18, a plurality of clamping grooves 20 are uniformly formed in the inner wall of the fixing snap ring 19, the cross section of each clamping groove 20 is trapezoidal, the clamping effect of the roller is improved, and the contact area is improved through the trapezoidal clamping grooves 20.

The working principle of the utility model is as follows: when the utility model prevents the belt from sliding on the surface of the belt pulley, firstly, the belt is put in the outer side of the belt roller 1, and the belt is positioned between the left baffle 2 and the right baffle 3, because the rotating rod 6 is hinged in the fixed groove 4, the rotating rod 6 can be adjusted, the rotating rod 6 is rotated, and simultaneously the moving plate 12 at the top of the rotating rod 6 is pulled, so that the moving plate 12 drives the sliding rod 11 to slide on the surface of the through chute 10 at the top of the rotating rod 6, thereby driving the moving rod 9 at the bottom of the sliding rod 11 to move, thereby compressing the spring 8, then the rotating rod 6 is aligned with the through chute 5 at the surface of the right baffle 3, releasing the moving plate 12, because the elastic potential energy of the spring 8 can make the moving rod 9 move, thereby enabling the moving rod 9 to be clamped in the through chute 5, and the roller 16 can contact the belt, and the roller 16 and the lower pressing rod 15 can move upwards due to the thickness influence of the belt, thereby compressing the fixing spring 14, and the resilience of the fixing spring 14 can make the lower pressing rod 15 provide downward pressure to the belt, so that the friction force between the belt and the belt roller 1 is increased, and the friction block 17 at the outer side of the belt roller 1 can also make the friction force between the belt and the belt roller 1 be increased, so that the belt is prevented from sliding on the belt pulley.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a metal casting belt pulley with antiskid effect, includes belt roller (1), its characterized in that: a left baffle (2) and a right baffle (3) are sequentially arranged on the outer side of the belt roller (1) from left to right, a fixing groove (4) is formed in the outer side surface of the left baffle (2), and a through groove (5) is formed in the outer side surface of the right baffle (3);

fixed slot (4) inside articulated have dwang (6), dwang (6) side surface is provided with recess (7), recess (7) inner wall one side is provided with spring (8), spring (8) one end is provided with carriage release lever (9), dwang (6) top surface is provided with runs through spout (10), it is provided with slide bar (11) to run through spout (10) inside, slide bar (11) top is provided with movable plate (12), dwang (6) bottom is provided with fixed cover (13), fixed cover (13) inside is provided with fixed spring (14), fixed spring (14) bottom is provided with depression bar (15) down, depression bar (15) bottom is provided with gyro wheel (16) down, the belt gyro wheel (1) outside is provided with clutch blocks (17).

2. The metal casting belt pulley with anti-slip effect as claimed in claim 1, wherein: the sliding rod (11) is connected with the through sliding groove (10) in a sliding mode, and the bottom of the sliding rod (11) is fixedly connected with the moving rod (9).

3. The metal casting belt pulley with anti-slip effect as claimed in claim 1, wherein: the fixed cover (13) is run through and fixed cover (13) is extended to fixed cover (13) bottom to depression bar (15) bottom, the quantity of fixed slot (4), dwang (6), depression bar (15) and clutch blocks (17) all sets up to a plurality ofly.

4. The metal casting belt pulley with anti-slip effect as claimed in claim 1, wherein: the moving rod (9) is connected with the groove (7) in a sliding mode, and the moving rod (9) is movably clamped with the penetrating groove (5).

5. The metal casting belt pulley with anti-slip effect as claimed in claim 1, wherein: the cross sectional shape of left baffle (2) and right baffle (3) all sets up to the annular, dwang (6) and extension to dwang (6) one side are run through to carriage release lever (9) one end.

6. The metal casting belt pulley with anti-slip effect as claimed in claim 1, wherein: four connecting rods (18) are uniformly distributed on the inner wall of the belt roller (1), and a plurality of fixing snap rings are arranged between the connecting rods (18).

7. The metal casting belt pulley with anti-slip effect as claimed in claim 6, wherein: a plurality of clamping grooves (20) are uniformly formed in the inner wall of the fixed clamping ring (19), and the cross section of each clamping groove (20) is trapezoidal.