CN206201800U - A transmission mechanism for glass engraving machine - Google Patents

Abstract

The utility model discloses a transmission mechanism for a glass engraving and milling machine, which comprises a motor, a rack fixing plate, a slide block and a fixing plate; the motor is fixed on the fixing plate and meshed with the rack through a gear; the rack is fixed on the rack fixing plate, and the rack fixing plate is fixed on the sliding block. The utility model discloses make the motor drive rack remove, servo motor can be chooseed for use usually to the motor, and the motion distance of rack can be accurately controlled, can improve driven control accuracy and accuracy effectively, has avoided side effects such as gas leakage, life weak point that original cylinder brought.

Description

A transmission mechanism for glass engraving machine

[technical field]

The utility model relates to a glass fine carving machine, in particular to a transmission device of a glass fine carving machine.

[Background technique]

The Y-axis feeding device of the glass engraving machine manipulator needs to send the glass absorbed by the suction cup at the front end of the manipulator to the top of the fixture on the glass engraving machine surface. The Y-axis feeding device of the traditional glass engraving machine manipulator adopts the Y-axis The arranged cylinder directly sends the glass absorbed by the suction cup at the front end of the manipulator to the top of the fixture; due to the fast movement speed of the cylinder piston rod and low positioning accuracy, the front end of the glass may be damaged due to impact on the positioning block of the fixture.

Therefore, the applicant proposed an improvement on this, and proposed the 201620028260.4 patent application, which discloses a Y-axis feeding device for a glass engraving machine manipulator, including a frame, a feeding cylinder, a suction cup, and a micro-motion mechanism in the Y-axis direction , the suction cup is installed at the front end of the piston rod of the feeding cylinder. The cylinder body of the feeding cylinder is connected with the frame through a micro-motion mechanism in the Y-axis direction. The utility model adds a micro-motion mechanism in the Y-axis direction between the cylinder body and the frame of the feeding cylinder, and the final stroke of the Y-direction feeding is completed by the micro-motion mechanism, which can realize accurate positioning and reduce the high-speed feeding momentum of the feeding cylinder. The glass held by the manipulator will not be damaged by hitting the fixture.

However, the applicant found that since the transmission mechanism is controlled in the form of a cylinder, the cylinder is prone to wear and air leakage after long-term use, resulting in a short service life. At the same time, the feed control accuracy of the cylinder is not high, which affects the use of the product.

[Content of the invention]

The technical problem to be solved by the utility model is to provide a transmission mechanism for a glass engraving machine. The transmission mechanism avoids the side effects caused by the cylinder, and has the characteristics of long service life and high control precision.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A transmission mechanism for a glass engraving machine, characterized in that the transmission mechanism includes a motor, a rack, a rack fixing plate, a slider and a fixing plate; the motor is fixed on the fixing plate, and is engaged with the The rack is fixed on the rack fixing plate, and the rack fixing plate is fixed on the slider; the front end of the slider is fixed with a dish washing head, and a suction cup is arranged on the suction cup head, and the glass is fixed by the suction cup.

A slide rail is fixedly installed on the back of the rack fixing plate, and the slide rail assists in controlling the displacement direction of the rack to avoid lateral drift and improve transmission accuracy.

The motor is provided with a motor fixing plate on its upper part, and is fixed on the fixing plate or the Y-axis transmission mechanism through the motor fixing plate, so as to realize the fixing of the motor.

The motor is connected with a synchronous wheel through a synchronous transmission belt, the synchronous wheel is connected with a gear, and the gear meshes with the rack.

Further, the motor and the synchronous wheel are covered with a motor cover to protect the motor, the synchronous wheel and the conveyor belt, and prevent dust from entering the motor, affecting the normal use of the motor.

Furthermore, one side and one end of the rack are respectively provided with a rack stroke limit stopper, and the rack travel limit stopper is located on both sides of the motor cover, so that the motor can be controlled by the rack travel limit stopper. The blocking of the cover controls the displacement distance of the rack to avoid the transitional displacement of the rack.

A rack stroke sensing optocoupler is installed on the upper part of the rack to control the displacement of the rack and avoid the transitional displacement of the rack.

Further, the rack stroke sensing optocoupler has multiple, so as to be able to accurately sense the displacement of the rack.

One end of the slide rail is provided with a slide rail limiting block to avoid excessive sliding of the slide rail.

One side of the slider fixing plate is fixed on the Y-axis transmission mechanism of the manipulator, so as to facilitate linkage and realize the control of the suction cup.

The utility model uses the above-mentioned structure to make the motor drive the rack to move, and the motor usually uses a servo motor, which can accurately control the movement distance of the rack, effectively improve the control precision and accuracy of the transmission, and avoid the problems caused by the original cylinder. Air leakage, short service life and other side effects.

[Description of drawings]

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

Fig. 1 is a schematic diagram of the structure of the utility model applied to a glass engraving machine manipulator.

Fig. 2 is a structural schematic diagram of the utility model implementation.

Fig. 3 is a structural schematic diagram of another angle shown in Fig. 2 .

Fig. 4 is a schematic structural view of Fig. 2 with a motor cover.

[detailed description]

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figure 1, the transmission mechanism (transmission mechanism for short) of the utility model for glass engraving machine is applied to the schematic diagram when the glass engraving machine forms a manipulator. In the figure, the front end of the transmission mechanism 1 is provided with a suction cup 2, and the transmission The mechanism 1 is connected with the Y-axis transmission mechanism 4 and the Z-axis transmission mechanism 3 to form a linkage.

As shown in FIG. 2 , FIG. 3 and FIG. 4 , the transmission mechanism 1 includes a slider 12 , a fixed plate 11 , a servo motor 15 , a synchronous wheel 152 , a rack 14 , and a rack fixed plate 13 . Wherein, the servo motor 15 is provided with a motor fixing plate on its top, and is fixed on one side of the fixing plate 13 through the motor fixing plate; the servo motor 15 drives the synchronous wheel 152 to rotate through the transmission belt 151 at the same time, and the gear at the bottom of the synchronous wheel 152 is engaged with the gear. Bar 14; Rack 14 is then fixed on the rack fixed plate 13, and rack fixed plate 13 is fixed on the slide block 12; The fixation to the glass is completed by the suction cup 2.

On the rack fixing plate 13, one side and one end of the rack 14 are respectively provided with a rack travel limit stopper 141, and the rack travel limit stopper 141 is located on both sides of the motor cover 19 to pass through the rack. The displacement distance of the rack 14 is controlled by the blocking of the motor cover by the travel limit block 141 to avoid transitional displacement of the rack.

The top of the rack 14 is equipped with a rack stroke sensing optocoupler 16, which senses the movement of the rack 14 through the rack stroke sensing optocoupler 16, so as to control the displacement distance of the rack and avoid the transitional displacement of the rack.

Generally, there are multiple rack stroke sensing optocouplers 16 so as to accurately sense the displacement of the rack 14 .

A Y-axis drag chain 41 and a Z-axis drag chain 31 are also connected to the slider 12 .

As shown in FIG. 3 , a slide rail 17 is fixedly installed on the back of the rack fixing plate 13 , and the slide rail 17 assists in controlling the displacement direction of the rack to avoid lateral drift and improve transmission accuracy. One end of the slide rail 17 is provided with a slide rail limiting block 171 to prevent the slide rail 17 from excessively sliding.

The lower part of the slider 12 is provided with a fixed block 18, and the fixed block 18 is fixed on the Y-axis fixed plate 42 of the Y-axis transmission mechanism.

4, the servo motor 15 and the synchronous wheel 152 are covered with a motor cover 19, the motor cover 19 forms the protection of the servo motor 15, the synchronous wheel 152, and the conveyor belt 151, and can prevent dust from entering the motor.

Therefore, the utility model makes the motor drive the rack to move through the arrangement of the motor and the rack and pinion. The motor usually uses a servo motor, which can accurately control the movement distance of the rack, and can effectively improve the control precision and accuracy of the transmission. It avoids side effects such as air leakage and short service life caused by the original cylinder, and prolongs the service life.

At the same time, it can complete the feeding action effectively, uniformly, stably and without retention.

Claims (9)

1. A transmission mechanism for a glass engraving machine, characterized in that the transmission mechanism includes a motor, a rack, a rack fixing plate, a slider and a fixing plate; on the rack; the rack is fixed on the rack fixing plate, and the rack fixing plate is fixed on the slider. 2. The transmission mechanism for glass engraving machine according to claim 1, characterized in that a slide rail is fixedly installed on the back of the rack fixing plate. 3. The transmission mechanism for glass engraving machine according to claim 1, characterized in that the motor is provided with a motor fixing plate on its upper part. 4. The transmission mechanism for glass engraving machine according to claim 1, characterized in that the motor is connected with a synchronous wheel through a synchronous conveyor belt, the synchronous wheel is connected with a gear, and the gear meshes with the rack. 5. The transmission mechanism for glass engraving machine according to claim 4, characterized in that the motor and the synchronous wheel are covered with a motor cover. 6. The transmission mechanism for glass engraving machine according to claim 5, characterized in that one side and one end of the rack are respectively provided with a rack travel limit block, and the rack travel limit block The tabs are located on both sides of the motor cover. 7. The transmission mechanism for glass engraving machine according to claim 1, characterized in that the upper part of the rack is equipped with a rack stroke sensing optocoupler. 8. The transmission mechanism for glass engraving machine according to claim 7, characterized in that there are multiple rack travel sensing photocouplers, so as to accurately sense the displacement of the rack. 9. The transmission mechanism for glass engraving machine according to claim 2, characterized in that one end of the slide rail is provided with a slide rail limiting block.