阅读说明：本技术 一种皮带式往复驱动机构 (Belt type reciprocating driving mechanism ) 是由 许志强 于 2021-07-22 设计创作，主要内容包括：本发明公开了一种皮带式往复驱动机构,包括同步带,同步带上配合安装有同步带轮,同步带轮上传动连接有电动机,同步带内设置有能够往复移动的底板,底板通过换向装置与同步带连接,实现往复移动。本发明通过设置咬合单元,实现了底板与同步带两侧的咬合,通过设置驱动单元,实现了咬合位置的切换,通过设置凸起和凹槽,提高了驱动单元工作的稳定性,本发明能够在不改变电动机旋转方向的前提下,实现往复移动的驱动,并且开辟了利用同步带带动相应的部件在直线方向上实现往复移动的先河。(The invention discloses a belt type reciprocating driving mechanism which comprises a synchronous belt, wherein a synchronous belt wheel is arranged on the synchronous belt in a matching manner, a motor is connected to the synchronous belt wheel in a transmission manner, a bottom plate capable of reciprocating is arranged in the synchronous belt, and the bottom plate is connected with the synchronous belt through a reversing device to realize reciprocating movement. The invention realizes the occlusion of the two sides of the bottom plate and the synchronous belt by arranging the occlusion unit, realizes the switching of occlusion positions by arranging the driving unit, improves the working stability of the driving unit by arranging the bulge and the groove, can realize the driving of reciprocating movement on the premise of not changing the rotating direction of the motor, and opens up the precedent that the synchronous belt drives corresponding parts to realize the reciprocating movement in the linear direction.)

1. A belt type reciprocating driving mechanism is characterized in that: the synchronous belt type reciprocating movement device comprises a synchronous belt (1), wherein a synchronous belt wheel (2) is installed on the synchronous belt (1) in a matched mode, a motor is connected to the synchronous belt wheel (2) in a transmission mode, a bottom plate (8) capable of moving back and forth is arranged in the synchronous belt (1), and the bottom plate (8) is connected with the synchronous belt (1) through a reversing device to achieve moving back and forth.

2. A belt-type reciprocating drive mechanism as defined in claim 1, wherein: the reversing device comprises an occlusion unit which is arranged on the bottom plate (8) and is convenient to occlude the synchronous belt (1), and a driving unit which is used for controlling the occlusion unit to select an occlusion position.

3. A belt-type reciprocating drive mechanism as defined in claim 2, wherein: the meshing unit comprises two supporting blocks (7) which are symmetrically arranged at a certain distance, the two supporting blocks (7) are installed on one side of the bottom plate (8), and two guide rods (6) are arranged on the two supporting blocks (7) in a penetrating mode.

4. A belt-type reciprocating drive mechanism as defined in claim 3, wherein: the two guide rods (6) are arranged in parallel at a certain interval, the upper ends and the lower ends of the two support rods (6) are respectively provided with a sliding block (4), the sliding block (4) is provided with a sliding rail (3) in a matched mode, and the length direction of the sliding rail (3) is arranged along the moving direction of the bottom plate (8).

5. The belt-type reciprocating drive mechanism of claim 4, wherein: the meshing unit comprises teeth (5) which are arranged on the upper end surface and the lower end surface of the bottom plate (8) and meshed with the synchronous belt (1).

6. The belt-type reciprocating drive mechanism of claim 5, wherein: the driving unit comprises a sector plate (12) which drives the bottom plate (8) to move up and down through rotation, the sector plate (12) is arranged between the two supporting blocks (7), the sector plate (12) is installed on the supporting plate (10) through a shaft and a bearing seat, and the supporting plate (10) is connected with the guide rod (6).

7. The belt-type reciprocating drive mechanism of claim 6, wherein: an inclined plate (11) which is obliquely arranged is arranged on one side, far away from the supporting plate (10), of the sector plate (12), and the length direction of the inclined plate (11) is the same as the radial direction of the shaft.

8. The belt-type reciprocating drive mechanism of claim 7, wherein: the two ends of the synchronous belt (1) are respectively provided with a telescopic rod (14) used for pushing the sector plate (12) to rotate, one end of the telescopic rod (14) is coaxially sleeved with a barrel body (15), and a hole for accommodating the telescopic rod (14) is formed in the barrel body (15).

9. The belt-type reciprocating drive mechanism of claim 8, wherein: a spring (16) is arranged in the barrel body (15), and two ends of the spring (16) are respectively connected with one end of the barrel body (15) and one end of the telescopic rod (14).

10. The belt-type reciprocating drive mechanism of claim 9, wherein: the outer arc surface of the sector plate (12) is provided with protrusions (13) at positions close to two ends, and the two supporting blocks (7) are provided with grooves (9) for accommodating the protrusions (13).

Technical Field

The invention relates to a driving mechanism, in particular to a belt type reciprocating driving mechanism, and belongs to the technical field of driving equipment.

Background

With the continuous progress of society, the development of industrial civilization is rapidly promoted, more intelligent devices are put into industrial production, and devices for replacing or reducing manpower, such as devices capable of moving back and forth on the same route, are arranged on a plurality of production lines.

However, most of the existing reciprocating equipment is driven by controlling the forward and reverse rotation of the motor through the controller, so that the loss of the motor is serious, and the service life of the motor is shortened.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects in the prior art and provide a belt type reciprocating driving mechanism.

In order to solve the problems, the invention adopts the following technical scheme: the belt type reciprocating driving mechanism comprises a synchronous belt, a synchronous belt wheel is installed on the synchronous belt in a matched mode, a motor is connected to the synchronous belt wheel in a transmission mode, a bottom plate capable of moving back and forth is arranged in the synchronous belt, and the bottom plate is connected with the synchronous belt through a reversing device to achieve moving back and forth.

The following is a further optimization of the present invention to the above scheme: the reversing device comprises an occlusion unit which is arranged on the bottom plate and is convenient to occlude with the synchronous belt, and a driving unit which is used for controlling the occlusion unit to select an occlusion position.

Further optimization: the meshing unit comprises two supporting blocks which are symmetrically arranged at a certain interval, the two supporting blocks are installed on one side of the bottom plate, and two guide rods are arranged on the two supporting blocks in a penetrating mode.

Further optimization: the two guide rods are arranged in parallel at a certain interval, the upper ends and the lower ends of the two support rods are respectively provided with a slide block, the slide block is provided with a slide rail in a matching mode, and the length direction of the slide rail is arranged along the moving direction of the bottom plate.

Further optimization: the meshing unit comprises teeth which are arranged on the upper end surface and the lower end surface of the bottom plate and meshed with the synchronous belt.

Further optimization: the driving unit comprises a sector plate which drives the bottom plate to move up and down through rotation, the sector plate is arranged between the two supporting blocks, the sector plate is installed on the supporting plate through a shaft and a bearing seat, and the supporting plate is connected with the guide rod.

Further optimization: an inclined plate which is obliquely arranged is arranged on one side, far away from the supporting plate, of the sector plate, and the length direction of the inclined plate is the same as the radial direction of the shaft.

Further optimization: the both ends of hold-in range are provided with respectively and are used for promoting sector plate pivoted telescopic link, and the coaxial cover of one end of telescopic link is equipped with the barrel, is provided with the hole that holds the telescopic link on the barrel.

Further optimization: a spring is arranged in the barrel, and two ends of the spring are connected with one end of the barrel and one end of the telescopic rod respectively.

Further optimization: the positions, close to the two ends, of the outer arc surfaces of the sector plates are respectively provided with a protrusion, and grooves for accommodating the protrusions are formed in the two supporting blocks.

When the synchronous belt type motor is used, a part needing to move back and forth is connected with the sliding block, when the synchronous belt type motor is used for the first time, the sector plate is in contact with one supporting block, the bottom plate is connected with one side of the synchronous belt, the motor rotates and drives the synchronous belt to rotate through the synchronous belt wheel, and the bottom plate moves according to the moving direction of the synchronous belt on the side in contact with the bottom plate;

when the bottom plate will move to the position of one side of one of them synchronous pulley, the swash plate contacts with the one end of telescopic link, this moment because the cooperation of arch and corresponding recess, the sector plate can not rotate, the bottom plate continues to move and promotes telescopic link extrusion spring, it is rotatory to pass through the swash plate promotion sector plate along with the continuation removal of bottom plate, and then make one of them arch and recess break away from, another arch and another recess cooperation after that, the sector plate promotes another supporting shoe and drives the bottom plate and move simultaneously, and then make the tooth on the bottom plate other end and the opposite side pressfitting of hold-in range, because the both sides traffic direction of hold-in range is opposite, and then realize the reciprocating motion of bottom plate, the reciprocating motion of bottom plate drives corresponding part reciprocating motion through the slider.

The invention realizes the occlusion of the two sides of the bottom plate and the synchronous belt by arranging the occlusion unit, realizes the switching of occlusion positions by arranging the driving unit, improves the working stability of the driving unit by arranging the bulge and the groove, can realize the driving of reciprocating movement on the premise of not changing the rotating direction of the motor, and opens up the precedent that the synchronous belt drives corresponding parts to realize the reciprocating movement in the linear direction.

The invention is further illustrated with reference to the following figures and examples.

Drawings

FIG. 1 is a schematic illustration of the principles of the present invention in an embodiment;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic structural diagram of a reversing device in an embodiment of the invention.

In the figure: 1-synchronous belt; 2-a synchronous pulley; 3-a slide rail; 4-a slide block; 5-tooth; 6-a guide rod; 7-a support block; 8-a bottom plate; 9-a groove; 10-a support plate; 11-a sloping plate; 12-sector plates; 13-a bump; 14-a telescopic rod; 15-cylinder body; 16-spring.

Detailed Description

In the embodiment, as shown in fig. 1 to 3, a belt type reciprocating driving mechanism includes a synchronous belt 1, two ends of the synchronous belt 1 are respectively provided with a synchronous pulley 2 in a matching manner, one of the synchronous pulleys 2 is connected with a motor in a transmission manner, a bottom plate 8 capable of reciprocating is arranged in the synchronous belt 1, a longitudinal section of the bottom plate 8 is rectangular, and the bottom plate 8 is connected with the synchronous belt 1 through a reversing device to realize reciprocating movement.

The reversing device comprises an occlusion unit which is arranged on the bottom plate 8 and is convenient to occlude the synchronous belt 1, and a driving unit which is used for controlling the occlusion unit to select an occlusion position.

The meshing unit comprises two supporting blocks 7 which are symmetrically arranged at a certain distance, the supporting blocks 7 are long-strip-shaped, and the length direction of the supporting blocks is the same as the moving direction of the bottom plate 8.

Two supporting shoes 7 fixed mounting wear to be equipped with two guide bars 6 in one side of bottom plate 8 on two supporting shoes 7, set up the guiding hole that holds guide bar 6 on the supporting shoe 7.

The axis direction of the guide rod 6 is perpendicular to the moving direction of the bottom plate 8, so that the bottom plate 8 can move up and down conveniently, the meshing unit is driven to select the upper layer (one side) or the lower layer (the other layer) of the synchronous belt 1, and the moving direction is changed.

The two guide rods 6 are arranged in parallel at a certain interval, the upper ends and the lower ends of the two support rods 6 are respectively and fixedly provided with a sliding block 4, and the sliding block 4 is provided with a sliding rail 3 in a matching mode.

The length direction of slide rail 3 sets up along the moving direction of bottom plate 8, and slide rail 3 installs in the equipment main part, and the part that needs drive reciprocating motion is connected with slider 3, and slider 3 removes and drives corresponding part and remove.

The interlock unit includes evenly set up respectively with a plurality of teeth 5 with the inboard position that corresponds of hold-in range 1 on the upper and lower terminal surface of bottom plate 8, is convenient for like this with hold-in range 1 interlock, hold-in range 1 removes and drives bottom plate 8 and remove.

The driving unit comprises a sector plate 12 which drives the bottom plate 8 to move up and down through rotation, the sector plate 12 is arranged between the two supporting blocks 7, and the sector plate 12 rotates to be in contact with one of the supporting blocks 7 and drives the bottom plate 8 to move through the supporting blocks 7.

The fan-shaped plate 12 is coaxially provided with a shaft in a penetrating manner, the shaft is installed on the supporting plate 10 through a bearing seat, and two ends of the supporting plate 10 are fixedly connected with the positions, close to the middle, of the two guide rods 6 respectively and are used for supporting the fan-shaped plate 12 to rotate.

An inclined plate 11 which is obliquely arranged is fixedly arranged on one side of the sector plate 12 far away from the support plate 10, and the length direction of the inclined plate 11 is vertical to the axis of the shaft on the sector plate 12.

The linear distance between the two ends of the cambered surface of the sector plate 12 is smaller than the distance between the two supporting blocks 7.

The length direction of the swash plate 11 is the same as the radial direction of the shaft, and one end of the swash plate 11 extends to a position on the fan-shaped plate 12 near the shaft side.

The two ends of the synchronous belt 1 are respectively provided with a telescopic rod 14 used for pushing the sector plate 12 to rotate, the telescopic rod 14 is of an integrally connected two-section structure, and the two sections are both cylindrical structures.

The coaxial cover of the one end of keeping away from sector plate 12 on telescopic link 14 is equipped with barrel 15, is provided with the hole that holds telescopic link 14 on the barrel 15, and this hole runs through to on the terminal surface of barrel 15, is convenient for like this guide for the removal of telescopic link 14.

The barrel 15 is installed on the equipment main body, a spring 16 is arranged in the barrel 15, one end of the spring 16 is connected with the inner wall of the barrel 15, and the other end of the spring is connected with one end of the telescopic rod 14 and used for pushing the telescopic rod 14 to move.

The position that is close to both ends on the extrados of sector plate 12 is fixed mounting respectively has protruding 13, and this protruding 13 is the hemisphere shape, offers the recess 9 that holds protruding 13 on two supporting shoes 7, and the design can guarantee sector plate 12 and supporting shoe 7's stability of being connected like this.

When the synchronous belt type power transmission device is used, a part needing to move back and forth is connected with the sliding block 4, when the synchronous belt type power transmission device is used for the first time, the sector plate 12 is in contact with one supporting block 7, the bottom plate 8 is connected with one side of the synchronous belt 1, the motor rotates and drives the synchronous belt 1 to rotate through the synchronous belt wheel 2, and the bottom plate 8 moves according to the moving direction of the synchronous belt 1 on the side in contact with the bottom plate;

when the bottom plate 8 is to be moved to the position on one side of one of the synchronous belt wheels 2, the inclined plate 11 is in contact with one end of the telescopic rod 14, at the moment, due to the matching of the protrusion 13 and the corresponding groove 9, the sector plate 12 cannot rotate, the bottom plate 8 continues to move to push the telescopic rod 14 to extrude the spring 16, the telescopic rod 14 pushes the sector plate 12 to rotate through the inclined plate 11 along with the continuous movement of the bottom plate 8, so that one of the protrusions 13 is separated from the groove 9, then the other protrusion 13 is matched with the other groove 9, meanwhile, the sector plate 12 pushes the other supporting block 7 to drive the bottom plate 8 to move, so that the tooth 5 on the other end of the bottom plate 8 is pressed on the other side of the synchronous belt 1, due to the fact that the running directions of the two sides of the synchronous belt 1 are opposite, the reciprocating movement of the bottom plate 8 is realized, and the reciprocating movement of the bottom plate 8 drives the corresponding parts to reciprocate through the sliding block 4.

The invention realizes the occlusion of the two sides of the bottom plate and the synchronous belt by arranging the occlusion unit, realizes the switching of occlusion positions by arranging the driving unit, improves the working stability of the driving unit by arranging the bulge and the groove, can realize the driving of reciprocating movement on the premise of not changing the rotating direction of the motor, and opens up the precedent that the synchronous belt drives corresponding parts to realize the reciprocating movement in the linear direction.