CN106335779A - Novel propelling mechanism with quick-return characteristic - Google Patents

Abstract

The invention discloses a novel propulsion mechanism with quick-return characteristics, which involves a four-bar mechanism, including a frame, a motor, a push-down disc, a connecting rod slider, a guide rail, a push claw, a gear one, a gear two, and a propulsion tooth rack, rotating rack and upper disc; the motor is fixedly connected to the frame, and the motor rotating shaft is connected to the lower disc; the rotating rack is fixed on the connecting rod slider; one end of the connecting rod slider is connected to the lower disc The disc is connected, and the other end is installed on the guide rail, and moves on the guide rail while following the rotation of the lower disc; the guide rail is fixed on the upper disc, so that the guide rail runs around the center of the simultaneous gear; the first gear and the rotating rack Mesh, gear 1 and gear 2 are connected by a rotating shaft, and the shaft is equipped with an upper disk, which is located between gear 1 and the frame; the gear 2 is meshed with the push rack, and the push rack slides on the guide rail 2 through the slider ; The second guide rail is fixedly connected with the bracket, the bracket is fixedly connected with the frame, and the propulsion gear is fixedly connected with the push claw.

Description

A new type of propulsion mechanism with quick return characteristics

technical field

The invention relates to a propulsion mechanism, in particular to a novel propulsion mechanism with snapback characteristics.

Background technique

The propulsion mechanism is used to transport products during transportation, and is used for transportation in various occasions. However, with the improvement of productivity and market demand, traditional transportation agencies still need to continuously improve to meet the existing requirements. At present, the servo motor used in the propulsion mechanism drives the ball screw and the slider to move. The motor needs to be set in forward and reverse directions. At the same time, the time control in the production line requires high control, so as to achieve the effect of product delivery. However, the production efficiency is low, the control is more complicated, and the later maintenance is more inconvenient.

Contents of the invention

In order to overcome the above disadvantages, the object of the present invention is to provide a new type of propulsion mechanism, which can improve the need to control the forward and reverse rotation of the original propeller motor, so that only one motor needs to be adjusted and does not need to control the forward and reverse rotation. The crank rocker has the attribute of quick return characteristic, which reduces the return time and effectively improves the transmission efficiency. The mechanism is simple, the operation is convenient, and the cost is low. This structure is used for product transportation.

The present invention is achieved through the following technical solutions:

A new type of propulsion mechanism with quick return characteristics, including a frame, a motor, a lower disc, a connecting rod slider, a guide rail, a gear one, a gear two, a propulsion gear, a rotating gear and an upper disc;

The frame is inverted U-shaped, and a motor is installed on the inner wall of one side of the frame; the output shaft of the motor is connected with the input shaft of the lower disc; the input shaft of the lower disc is installed on the frame, and the lower disc The disk is placed on the outer wall of one side of the frame where the motor is installed; the lower disk is connected with one end of the connecting rod slider through a rotating pair; the other end of the connecting rod slider is equipped with a rotating ruler; the rotating ruler The bar meshes with the gear one;

The first gear is installed on the upper disc, and the upper disc is installed on the frame, and the first gear is coaxially connected with the second gear through the rotating shaft; and the second gear and the motor are placed on the same side of the frame; the second gear Engaging with the advancing ruler; the advancing ruler is installed on the second guide rail through the slider; the second guide rail is fixed on the frame;

The end of the connecting rod slide block equipped with the rotating ruler bar is placed in the guide rail one, and the guide rail one is installed on the upper disc.

Further, the first guide rail is L-shaped, and one end of the guide rail is fixed on the outer circular side wall of the upper disc; a connecting rod slider is arranged between the other end of the guide rail and the upper disc.

Further, the slide block is fixedly connected with the push bar, and the slide block is placed in the chute of the second guide rail.

Further, the right side of the connecting rod slider cooperates with the guide rail, and the left side of the connecting rod slider is installed with a rotating ruler.

Further, a push claw is fixed at one end of the push bar; the push claw is U-shaped, and parallel grooves are opened on the frame corresponding to the position of the push claw.

Beneficial effect:

1. A new type of propulsion mechanism with rapid return characteristics, through the work of the motor, drives the lower disc to rotate, pushes the connecting rod slider to rotate around the lower disc, and at the same time makes a linear reciprocating motion along the guide rail; the rotation fixed on the connecting rod slider The rack drives the first gear to rotate, and drives the second gear to rotate through the rotating shaft, so that the propelling rack is reciprocated on the guide rail 2, and the propelling rack is used to drive the push claws to reciprocate, so as to achieve the purpose of continuously conveying objects.

2. The overall structural design of the mechanism is ingenious, easy to disassemble, assemble, maintain and replace, and the cost is low; the use of the quick return characteristic of the mechanism improves the transmission efficiency, makes the mechanism run more smoothly, and facilitates large-scale promotion and use.

3. This mechanism can improve the need to control the forward and reverse rotation of the original propeller motor, so that only one motor is needed after commissioning, and there is no need to control the forward and reverse rotation. At the same time, the crank rocker has the property of quick return characteristics, reducing the return time and effectively improving the transmission. The utility model has the advantages of simple mechanism, convenient operation and low cost.

Description of drawings

Fig. 1 is the novel propulsion mechanism schematic diagram that the present invention has snapback characteristic;

Fig. 2 is a front view in Fig. 1;

Fig. 3 is the left view in Fig. 1;

Fig. 4 is a partial enlarged view of the assembly of the advancing rack and the second gear in Fig. 1;

Fig. 5 is a schematic diagram of the propulsion mechanism with the frame hidden in Fig. 1 .

The reference signs are as follows:

1-frame; 2-lower disc; 3-connecting rod slider; 4-rail one; 5-rotating rack; 6-gear one; 7-upper disc; 8-propelling rack; ; 10-motor; 11-gear two; 12-slider; 13-guide rail two;

detailed description

The present invention is described in detail below in conjunction with accompanying drawing and embodiment:

As shown in Figures 1, 2, and 3, a new type of propulsion mechanism with quick return characteristics, including a frame 1, a motor 10, a lower disc 2, a connecting rod slider 3, a guide rail 4, a gear 6, and a gear 2 11. Propelling gear 8, rotating gear 5 and upper disk 7;

The frame 1 is inverted U-shaped, and a motor 10 is installed on the inner wall of one side of the frame 1; the output shaft of the motor 10 is connected with the input shaft of the lower disc 2; above, and the lower disk 2 is placed on the outer wall of the frame 1 side where the motor 10 is installed; the lower disk 2 is connected to one end of the connecting rod slider 3 through a rotating pair; One end is equipped with a rotating ruler bar 5; the rotating ruler bar 5 is meshed with the gear one 6;

Described gear one 6 is installed on the upper disk 7, and upper disk 7 is installed on the frame 1, and described gear one 6 is coaxially connected with gear two 11 by shaft 15; And gear two 11 and motor 10 are placed in machine The frame 1 is on the same side; the gear 2 11 is meshed with the propelling ruler 8; the propelling ruler 8 is installed on the guide rail 2 13 through the slider 12; the guide rail 2 13 is fixed on the frame 1;

One end of the propelling ruler bar 8 is fixed with a push claw 9;

In conjunction with accompanying drawings 4 and 5, wherein, guide rail one 4 is L-shaped, and one end of guide rail one 4 is fixed on the outer circle side wall of last disc 7; Block 3, the right side of connecting rod sliding block 3 cooperates with guide rail-4, and the left side of connecting rod sliding block 3 is equipped with rotating ruler bar 5, by the effect of connecting rod sliding block 3, can drive gear-6 to rotate; The first 6 drives the second gear 11 to rotate through the rotating shaft 14, and the second gear 11 drives the propelling ruler bar 8 to reciprocate.

The slide block 12 is fixedly connected with the pusher bar 8, the slide block 12 is placed in the chute of the guide rail 2 13, and the slide block 12 reciprocates linearly in the chute of the guide rail 2 13, thereby driving the fixed push claws on the pusher bar 8 9 reciprocating motion, pushing claw 9 drives product movement.

Push claw 9 is fixed on one end of propelling chi bar 8; When the pusher bar 8 moves, it can drive the push claw 9 to reciprocate. When the push claw 9 moves toward the frame 1, the U-shaped structure of the push claw 9 can slide in the horizontal groove 15, increasing the stability, thereby realizing the loading and unloading of the product .

In addition, the rotation centers of the upper disc 7 and the lower disc 2 are in the same vertical plane, so that the installation references are consistent and the control of the assembly dimension chain is more convenient. The selection of gear one 6 and gear two 11 can be designed voluntarily according to the speed required by the transmission ratio. The center distance between the upper disk 7 and the lower disk 2 is constant, and the rotation of the lower disk 2 drives the connecting rod slider 3 to perform a quick return characteristic movement.

work process:

The motor 10 rotates, drives the lower disc 2 to rotate, and pushes the connecting rod slider 3 to rotate around the lower disc 2, while the other end of the connecting rod slider 3 moves linearly reciprocatingly along the guide rail 1; The rotating rack 5 drives the gear 1 6 to rotate, and the rotating shaft 15 drives the gear 2 11 to rotate, so that the propelling rack 8 performs reciprocating propelling motion on the guide rail 2 13, and the push claw 9 is fixedly connected with the propelling rack 8, thereby achieving transmission function of the object.

The described embodiment is a preferred implementation of the present invention, but the present invention is not limited to the above-mentioned implementation, without departing from the essence of the present invention, any obvious improvement, replacement or modification that those skilled in the art can make Modifications all belong to the protection scope of the present invention.

Claims (5)

1. A novel propulsion mechanism with snapback characteristics, characterized in that it comprises frame (1), motor (10), lower disk (2), connecting rod slide block (3), guide rail one (4), Gear one (6), gear two (11), propulsion gear (8), rotating gear (5) and upper disk (7); The frame (1) is inverted U-shaped, and a motor (10) is installed on the inner wall of one side of the frame (1); the output shaft of the motor (10) is connected with the input shaft of the lower disc (2); The input shaft of the lower disk (2) is installed on the frame (1), and the lower disk (2) is placed on the outer wall of the frame (1) side where the motor (10) is installed; (2) be connected with connecting rod slide block (3) one end by rotating pair; Described connecting rod slide block (3) other end is equipped with rotating ruler bar (5); Described rotating ruler bar (5) and gear one ( 6) meshing; Described gear one (6) is installed on the upper disk (7), and upper disk (7) is installed on the frame (1), and described gear one (6) is connected with gear two (11) by rotating shaft (14). ) are coaxially connected; and the second gear (11) and the motor (10) are placed on the same side of the frame (1); the second gear (11) is meshed with the advancing ruler (8); the advancing ruler (8) passes through The block (12) is installed on the second guide rail (13); the second guide rail (13) is fixed on the frame (1); The connecting rod slide block (3) end that described rotating chi bar (5) is installed places in guide rail one (4), and guide rail one (4) is installed on the upper disk (7). 2. The novel propulsion mechanism with quick-return characteristics according to claim 1, characterized in that said guide rail one (4) is L-shaped, and one end of guide rail one (4) is fixed on the outer circle of the upper disk (7) On the side wall; between the other end of the guide rail one (4) and the upper disk (7), a connecting rod slider (3) is arranged. 3. The novel propulsion mechanism with quick-return characteristics according to claim 1, characterized in that, the right side of the connecting rod slider (3) cooperates with guide rail one (4), and the connecting rod slider (3) Rotating ruler bar (5) is installed on the left side. 4. The novel propulsion mechanism with quick-return characteristics according to claim 1, characterized in that, the slide block (12) is fixedly connected with the push bar (8), and the slide block (12) is placed on the guide rail two (13 ) in the chute. 5. The novel propulsion mechanism with quick-return characteristics according to claim 1, characterized in that, one end of the propelling ruler (8) is fixed with a push claw (9), and the push claw (9) is U-shaped; A horizontal groove (15) is provided on the position corresponding to the push claw (9) on the frame (1).