CN219774709U

CN219774709U - Belt transmission device

Info

Publication number: CN219774709U
Application number: CN202321364281.XU
Authority: CN
Inventors: 何大勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-09-29
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses a belt transmission device which comprises a frame body and two rotating shafts rotatably arranged on the inner wall of the frame body, wherein a driving motor for driving one rotating shaft to rotate is arranged on one side surface of the frame body, one ends of the two rotating shafts extend to the other side surface of the frame body, an L-shaped mounting plate is fixedly arranged on the outer surface of the frame body, a sliding block is slidably arranged on the surface of the L-shaped mounting plate, an electric push rod is fixedly arranged on the surface of the sliding block, a mounting plate is fixedly arranged at the pushing end of the electric push rod, a square rod is rotatably arranged on the surface of the mounting plate, and synchronous wheels are fixedly arranged on the outer surface of the square rod and the surface of one rotating shaft. Compared with the prior art, the belt transmission device has the advantages that when the transmission belt is required to be replaced, the transmission belt can be quickly replaced, and the defect that the belt cannot be quickly and easily replaced in the prior art is effectively overcome.

Description

Belt transmission device

Technical Field

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

Background

The belt transmission device is a common transmission mode installation structure, and the principle is that the driving wheel and the driven wheel on the driving mechanism are connected through a belt, so that the distance transmission of power is realized.

Chinese patent net bulletin number: CN207661076U discloses a belt pulley transmission device, which comprises a mounting base, mount pad upper portion fixed mounting has the supporting seat, and supporting seat upper portion fixed mounting motor, gear wheel one side is fixed to be provided with big synchronizing wheel, and big synchronizing wheel and gear wheel all with first axis of rotation fixed connection, be swing joint between regulation through-hole and the belt elasticity adjusting bearing, and be fixed connection between belt elasticity adjusting bearing's tip and the fixed stop.

According to the belt pulley transmission device provided by the patent technology, the pinion drives the large gear, the large gear drives the large synchronous wheel to rotate, and the large synchronous wheel drives the small synchronous wheel to work, so that multistage transmission is performed, and the problems that at present, a general transmission device cannot reasonably regulate speed because the device is directly connected with a motor in the use process, the abrasion rate of the whole gear of the device is too high, the service life of the whole device is shortened, and the transmission cost is increased are solved. But in the in-process of in-service use, when the belt needs to be replaced after long-time use, personnel are required to sleeve the belt on one synchronizing wheel firstly, then manually pull the other end of the belt with force, so that the other end of the belt is sleeved on the other synchronizing wheel after the belt is deformed (namely stretched), in the in-process, the operation is more laborious, the replacement efficiency is lower, and the defect that the belt cannot be replaced quickly and easily exists in the above-mentioned patent technology.

To this end, the utility model proposes a belt drive.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present utility model provides a belt transmission device to solve the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a belt transmission device, includes the framework and rotates two axis of rotation that set up at the framework inner wall, one side surface of framework is provided with and is used for driving a axis of rotation pivoted driving motor, and the one end of two axis of rotation all extends to the opposite side surface of framework, the surface of framework has set firmly L type mounting panel, and the surface slip of L type mounting panel is provided with the slider, the surface of slider has set firmly electric putter, and electric putter's propelling movement has set firmly the mounting disc, and the surface rotation of mounting disc is provided with square pole, the synchronizing wheel has all been set firmly on the surface of square pole and the surface of an axis of rotation, and annular spacing groove has all been seted up on the surface of two synchronizing wheels, and the inner wall cover of two annular spacing grooves has set up driving belt, and the square slot with square pole looks adaptation has been seted up to the tip of another axis of rotation.

As a still further scheme of the utility model, the surface of the L-shaped mounting plate is provided with a driving mechanism for driving the sliding block to move, the driving mechanism comprises a strip-shaped groove formed in the surface of the L-shaped mounting plate and a screw rod rotatably arranged on the inner wall of the strip-shaped groove, and the outer surface of the L-shaped mounting plate is provided with a rotating motor for driving the screw rod to rotate.

As still further scheme of the utility model, the inner wall of the bar-shaped groove is provided with a moving block in a sliding way, the end part of the moving block is fixedly connected with the surface of the sliding block, and the outer surface of the moving block is provided with a threaded hole in threaded connection with the surface of the screw rod.

As a still further proposal of the utility model, two symmetrical fixing rods are fixedly arranged on the surface of the L-shaped mounting plate, and two cylindrical holes for the two fixing rods to slide are arranged on the surface of the sliding block.

As a still further scheme of the utility model, two symmetrical L-shaped limiting plates are fixedly arranged on the surface of the sliding block, two symmetrical limiting rods are fixedly arranged on the surface of the mounting plate, and sliding holes for sliding the limiting rods are formed in the surface of the L-shaped limiting plates.

As still further aspects of the present utility model, a brake assembly for braking the rotating shaft is provided on an outer surface of the frame, and the brake assembly includes a gear fixed to an end of the rotating shaft.

As a still further scheme of the utility model, the brake component further comprises a fixed plate fixedly arranged on the side face of the frame body and a hydraulic rod fixedly arranged on the upper surface of the fixed plate, and the telescopic end of the hydraulic rod is fixedly provided with a straight rack corresponding to the gear.

Advantageous effects

The utility model provides a belt transmission device, which has the following technical effects:

1. compared with the prior art, the belt transmission device has the advantages that when the transmission belt is required to be replaced, the transmission belt can be quickly replaced, and the defect that the belt cannot be quickly and easily replaced in the prior art is effectively overcome.

2. Compared with the prior art, the belt transmission device has the advantages that the effective braking of the rotating shaft can be realized by arranging the braking component, and the stability of the transmission device is improved after the transmission is stopped.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic diagram of a belt drive structure according to the present utility model.

Fig. 3 is a schematic perspective view of an L-shaped mounting plate according to the present utility model.

Fig. 4 is a schematic cross-sectional structure of a joint of a square rod and a rotating shaft according to the present utility model.

The reference numerals are: 1. a frame; 2. a rotating shaft; 3. a driving motor; 4. an L-shaped mounting plate; 5. a slide block; 6. an electric push rod; 7. a mounting plate; 8. square bar; 9. a synchronizing wheel; 10. an annular limit groove; 11. a drive belt; 12. square slot; 13. a screw rod; 14. a rotating electric machine; 15. a moving block; 16. a fixed rod; 17. an L-shaped limiting plate; 18. a limit rod; 19. a gear; 20. a hydraulic rod; 21. a spur rack.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The belt transmission device as shown in fig. 1-4 comprises a frame body 1 and two rotating shafts 2 rotatably arranged on the inner wall of the frame body 1, wherein a driving motor 3 for driving one rotating shaft 2 to rotate is arranged on one side surface of the frame body 1, one ends of the two rotating shafts 2 extend to the other side surface of the frame body 1, an L-shaped mounting plate 4 is fixedly arranged on the outer surface of the frame body 1, two symmetrical fixing rods 16 are fixedly arranged on the surface of the L-shaped mounting plate 4 in a sliding manner, and two cylindrical holes for the two fixing rods 16 to slide are formed in the surface of the sliding block 5.

The surface of the sliding block 5 is fixedly provided with an electric push rod 6, the push end of the electric push rod 6 is fixedly provided with a mounting plate 7, the surface of the sliding block 5 is fixedly provided with two symmetrical L-shaped limiting plates 17, the surface of the mounting plate 7 is fixedly provided with two symmetrical limiting rods 18, and the surface of the L-shaped limiting plates 17 is provided with sliding holes for the limiting rods 18 to slide.

And the surface rotation of mounting disc 7 is provided with square pole 8, and square pole 8's surface and the surface of a axis of rotation 2 have all set firmly synchronizing wheel 9, and annular spacing groove 10 has all been seted up to the surface of two synchronizing wheels 9, and the inner wall cover of two annular spacing grooves 10 is equipped with driving belt 11, (driving belt 11 appears the condition of position deviation in the driven in-process to the setting of annular spacing groove 10) and square slot 12 with square pole 8 looks adaptation has been seted up to the tip of another axis of rotation 2.

The surface of L type mounting panel 4 is provided with the actuating mechanism who is used for driving slider 5 to remove, and actuating mechanism is including seting up at the bar groove of L type mounting panel 4 surface to and rotate the lead screw 13 that sets up at the bar inslot wall, and the surface of L type mounting panel 4 is provided with the rotating electrical machines 14 that is used for driving lead screw 13 pivoted.

The inner wall of the strip-shaped groove is provided with a moving block 15 in a sliding manner, the end part of the moving block 15 is fixedly connected with the surface of the sliding block 5, and the outer surface of the moving block 15 is provided with a threaded hole in threaded connection with the surface of the screw rod 13.

Compared with the prior art, when the transmission belt 11 needs to be replaced, the electric push rod 6 can be started firstly to shrink, the square rod 8 is driven to be separated from the square slot 12 on the rotating shaft 2, the rotating motor 14 is started again to drive the screw rod 13 to rotate, the rotation of the screw rod 13 drives the moving block 15 to move, the moving block 15 drives the sliding block 5 to move close to the rotating shaft 2, one synchronizing wheel 9 is made to be close to the other synchronizing wheel 9, the transmission belt 11 is loosened, the damaged transmission belt 11 is convenient to take down, the rotating motor 14 is started to rotate reversely after the sliding block 5 is restored to be in place, the electric push rod 6 is started again to extend, the electric push rod 6 extends to drive one synchronizing wheel 9 to move, and after the square rod 8 is aligned with the other synchronizing wheel 9, at the moment, the square rod 8 is inserted into the square slot 12 on the rotating shaft 2, and the defect that the transmission belt 11 cannot be replaced quickly and easily in the prior art is effectively overcome.

The outer surface of the frame 1 is provided with a brake assembly for braking the rotating shaft 2, the brake assembly comprising a gear 19 fixed at the end of one rotating shaft 2.

The brake assembly further comprises a fixed plate fixedly arranged on the side face of the frame body 1 and a hydraulic rod 20 fixedly arranged on the upper surface of the fixed plate, and a straight rack 21 corresponding to the gear 19 is fixedly arranged at the telescopic end of the hydraulic rod 20.

Compared with the prior art, the device is driven by the rotation of the driving motor 3 through the brake component, when the driving motor 3 is closed to stop driving, the straight rack 21 can be driven by the extension of the hydraulic rod 20 to move upwards and be meshed with the gear 19, so that the effective braking of the rotating shaft 2 is realized, and the stability of the driving device is improved after the driving is stopped.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a belt drive device, includes framework (1) and rotates two axis of rotation (2) that set up at framework (1) inner wall, its characterized in that: one side surface of framework (1) is provided with and is used for driving pivoted driving motor (3) of axis of rotation (2), and the one end of two axis of rotation (2) all extends to the opposite side surface of framework (1), the surface of framework (1) sets firmly L type mounting panel (4), and the surface slip of L type mounting panel (4) is provided with slider (5), the surface of slider (5) sets firmly electric putter (6), and the push of electric putter (6) sets firmly mounting plate (7), and the surface rotation of mounting plate (7) is provided with square pole (8), the surface of square pole (8) and the surface of an axis of rotation (2) all set firmly synchronizing wheel (9), and annular spacing groove (10) have all been seted up on the surface of two synchronizing wheels (9), and the inner wall cover of two annular spacing grooves (10) has set up driving belt (11), and square slot (12) with square pole (8) looks adaptation are seted up to the tip of another axis of rotation (2).

2. A belt drive as in claim 1 wherein: the surface of L type mounting panel (4) is provided with the actuating mechanism who is used for driving slider (5) to remove, actuating mechanism is including seting up at the bar groove on L type mounting panel (4) surface to and rotate lead screw (13) that set up at bar inslot wall, the surface of L type mounting panel (4) is provided with rotary motor (14) that are used for driving lead screw (13) pivoted.

3. A belt drive as in claim 2 wherein: the inner wall of the strip-shaped groove is provided with a moving block (15) in a sliding manner, the end part of the moving block (15) is fixedly connected with the surface of the sliding block (5), and the outer surface of the moving block (15) is provided with a threaded hole in threaded connection with the surface of the screw rod (13).

4. A belt drive as in claim 3 wherein: two symmetrical fixing rods (16) are fixedly arranged on the surface of the L-shaped mounting plate (4), and two cylindrical holes for the two fixing rods (16) to slide are formed in the surface of the sliding block (5).

5. A belt drive as claimed in any one of claims 1 to 4, wherein: two symmetrical L-shaped limiting plates (17) are fixedly arranged on the surface of the sliding block (5), two symmetrical limiting rods (18) are fixedly arranged on the surface of the mounting plate (7), and sliding holes for the limiting rods (18) to slide are formed in the surface of the L-shaped limiting plates (17).

6. A belt drive as claimed in any one of claims 1 to 4, wherein: the outer surface of the frame body (1) is provided with a braking component for braking the rotating shaft (2), and the braking component comprises a gear (19) fixedly arranged at the end part of one rotating shaft (2).

7. A belt transmission as in claim 6, wherein: the brake assembly further comprises a fixed plate fixedly arranged on the side face of the frame body (1) and a hydraulic rod (20) fixedly arranged on the upper surface of the fixed plate, and a straight rack (21) corresponding to the gear (19) is fixedly arranged at the telescopic end of the hydraulic rod (20).