CN212990207U - Servo driving mechanism of single-piece push-out type mask machine - Google Patents

Abstract

The utility model discloses a servo drive mechanism of monolithic ejection type gauze mask machine, it is including promotion formula shipment mechanism body, and this promotion formula shipment mechanism body includes export frame, T shape bottom plate, riser, roof lid and slider, servo motor is installed on riser inner wall upper portion, and servo motor's output shaft passes through the coupling joint lead screw right-hand member body of rod, and the drive lead screw is rotatory, forms lead screw transport mechanism to can make the accurate control of operation of ejection type mechanism, and the structure is simplified, reduces and installs the cost of spare parts such as limit switch additional.

Description

Servo driving mechanism of single-piece push-out type mask machine

Technical Field

The utility model relates to an automatic vending machine power supply technical field especially indicates a servo drive mechanism of monolithic ejector type gauze mask machine.

Background

With the development of science and technology, vending machines have entered the middle of people's lives. Is an automatic goods-paying machine capable of electronic payment according to the inserted money or code scanning. The vending machine is a common commercial automation device, is not limited by time and place, can save manpower and is convenient for transaction. Is a brand new commercial retail form. However, the conventional vending machine uses a stepping motor when in use, and the price of the stepping motor is three times that of a direct current motor. The prior art needs to replace firmware (needs to burn programs) when being applied to different products, hardware can not be disassembled and assembled generally, and the application field is narrow. Cannot be sold for flexible packaging products. Chinese patent (publication No. CN210402559U) discloses a push type delivery mechanism of a mask machine, which comprises a push type delivery mechanism body, wherein the push type delivery mechanism body comprises an outlet frame, the outlet frame is rectangular, a T-shaped bottom plate is arranged in the middle of the surface of the bottom surface of the outlet frame, the T-shaped bottom plate consists of a transverse plate, a vertical plate and a longitudinal plate, a top plate box cover is arranged at the top end edge of the vertical plate, guide rails are correspondingly arranged on the upper parts of the inner walls of the front and the rear surfaces of the top plate box cover to form a cargo compartment, a bearing seat is arranged in the middle of the inner wall of the right side of the top plate box cover, a bearing is arranged in the; the upper part of the inner wall of the vertical plate is provided with a motor, the output end of the motor is provided with a power gear, the power gear is meshed with a transmission gear, the transmission gear is arranged on a rod body at the right end of the screw rod and drives the screw rod to rotate to form a screw rod conveying mechanism, two guide rails of the top plate box cover are provided with sliding blocks, and two sides of the front end edge of the longitudinal plate of the T-shaped bottom plate are respectively provided with a first limit switch seat and a second limit switch seat; and the inner side surfaces of the first limit switch seat and the second limit switch seat are respectively provided with a first limit switch and a second limit switch to form a slide block limit mechanism. Although it has solved manufacturing cost, the installation, the higher problem of renewal cost, but the direct current motor who uses has control accuracy lower, the vibration is great, the noise is great and easy overload damage scheduling problem, direct current motor realizes positioning control though cooperation limit switch in this patent, but the step of losing of motor, locked rotor, speed response performance, start frequency and low frequency vibration all can not avoid, and above-mentioned problem all can lead to the damage of ejecting mechanism and gauze mask organism, the product is sold in the influence, in order to solve above-mentioned problem, need provide a servo motor power supply unit of gauze mask machine ejecting mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a possesses servo motor driven monolithic gauze mask machine push-out formula mechanism, the accurate control of operation that makes push-out formula mechanism, and the structure is simplified, reduce and install the cost of spare parts such as limit switch additional to solve existing among the prior art, push-out formula mechanism direct current motor driven positioning control spare part is more, and control accuracy is lower, and displacement terminal strikes great to the mechanism body, the relatively poor problem of start-up frequency and speed response performance.

The utility model discloses a solve the technical scheme that its technical problem adopted and be:

a servo driving mechanism of a single-piece push-out type mask machine comprises a push type delivery mechanism body, wherein the push type delivery mechanism body comprises an outlet frame, a T-shaped bottom plate, a vertical plate, a top plate box cover and a sliding block, the outlet frame is rectangular, the T-shaped bottom plate is arranged in the middle of the surface of the bottom surface of the outlet frame, the vertical plate is vertically arranged at one end, away from the outlet frame, of the T-shaped bottom plate, the vertical plate is arranged on the vertical plate, the top plate box cover is arranged above the T-shaped bottom plate and parallel to the T-shaped bottom plate, the sliding block is slidably arranged at the end, close to the outlet frame, of the top plate box cover, a convex seat is arranged on the right end face of the sliding block, a rubber sucking disc is arranged on the right end face of the convex seat, a lead screw is rotatably, the screw rod is driven to rotate to form a screw rod transmission mechanism.

In the technical scheme, it is rotatory to install servo motor drive lead screw in the ejection formula shipment mechanism body, it removes under accurate control to make the slider carry the sucking disc, can directly replace current step motor and DC motor, need not to change any spare part, speed response is very fast when starting, can carry out work fast, in the motion process, can accurate control open at the automation of fixed point position and turn to rotation work, make the slider release and accomodate the whole process accurate control of accomplishing whole soft commodity outside selling goods, thereby solve the DC motor response of the ejection formula shipment mechanism of selling goods slowly, open and stop the wayward, the vibration is great, the problem that control structure is complicated.

Preferably, an incremental encoder is arranged in the servo motor, and the number of bits of the encoder is more than 20. In order to realize the control precision of the servo motor, the encoder of the servo motor is set to be more than 20, so that the control precision of the encoder can be greatly improved.

Preferably, the servo motor is one of an ac servo motor and a dc servo motor. Alternating current and direct current are the most frequently used current types in life, and the mechanism can be conveniently applied to more occasions.

Preferably, the output end of the output shaft of the servo motor is a hexagonal jack, and the part of the screw rod, which is correspondingly inserted into the output shaft, is a hexagonal shaft, so that the screw rod is stably connected with the output shaft of the servo motor. Because servo motor's output shaft lies in the external world when being connected by drive mechanism, when opening and stopping, servo motor's response performance is higher, slew rate can be very high in the time of the beginning, because the inertia by drive mechanism can form the reaction, make servo motor's output shaft fracture, in order to optimize this problem, set up servo motor's output shaft into hollow hexagonal jack, the lead screw of pegging graft mutually with it sets up to the hexagonal axle, make the deeper department that is connected to the output shaft, and the outside is through cup jointing the shaft coupling, realize inside and outside synchronous connection, thereby can be convenient for protect the output shaft, and service life is prolonged.

Compared with the prior art, the utility model, the advantage lies in: a promotion formula shipment mechanism of gauze mask machine, it adopts servo motor drive lead screw transmission slider to realize passing and see off, simple structure, control accuracy is high, response performance is high, the vibration is less, the cost is with low costs, the maintenance cost is low.

Drawings

Fig. 1 is a schematic view of an overall structure of a servo driving mechanism of a single-piece push-out mask machine according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the servo motor and the connection with the screw rod according to the embodiment of the present invention.

The reference numbers in the figures are: 1. an outlet frame; 2. a T-shaped bottom plate; 3. a slider; 4. a screw rod; 5. a top plate box cover; 6. a vertical plate; 7. a servo motor; 8. a boss; 9. an output shaft; 10. a hexagonal jack; 11. A coupling is provided.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further described with reference to the drawings and the specific embodiments.

With reference to fig. 1 and 2, a servo driving mechanism of a single-piece push-out type mask machine according to an embodiment of the present invention comprises a push-type delivery mechanism body, which includes an outlet frame 1, a T-shaped bottom plate 2, a riser 6, a top plate cover 5 and a slider 3, wherein the outlet frame 1 is rectangular, the T-shaped bottom plate 2 is disposed in the middle of the bottom surface of the outlet frame 1, the riser 6 is vertically mounted on the end of the T-shaped bottom plate 2 away from the outlet frame 1, the top plate cover 5 parallel to the T-shaped bottom plate 2 is mounted on the riser 6, the slider 3 is slidably mounted on the end of the top plate cover 5 close to the outlet frame 1, a boss 8 is disposed on the right end surface of the slider 3, a rubber suction cup is disposed on the right end surface of the boss 8, and a screw rod 4 is rotatably mounted in the middle of the inner wall of the top plate cover, a servo motor 7 is installed on the upper portion of the inner wall of the vertical plate 6, an output shaft 9 of the servo motor 7 is connected with a rod body at the right end of the lead screw 4 through a coupler 11, the lead screw 4 is driven to rotate, and a lead screw 4 conveying mechanism is formed.

In the above technical scheme, installation servo motor 7 drive lead screw 4 is rotatory in the push-out shipment mechanism body, it removes under accurate control to make slider 3 carry the sucking disc, can directly replace current step motor and DC motor, need not to change any spare part, speed response is very fast when starting, can carry out the work fast, in the motion process, but accurate control opens and stops and turn to the rotation work in the automation of fixed point position, make slider 3 release and accomodate the whole process accurate control of accomplishing whole soft commodity outside the vending machine, thereby solve the current DC motor response of push-out shipment mechanism of selling goods slowly, open and stop the difficult control, the vibration is great, the problem that control structure is complicated.

Preferably, an incremental encoder is arranged inside the servo motor 7, and the number of bits of the encoder is more than 20. In order to realize the control precision of the servo motor 7, the encoder of the servo motor 7 is set to be more than 20, so that the control precision of the encoder can be greatly improved.

Preferably, the servo motor 7 is one of an ac servo motor or a dc servo motor. Alternating current and direct current are the most frequently used current types in life, and the mechanism can be conveniently applied to more occasions.

Preferably, the output end of the output shaft 9 of the servo motor 7 is a hexagonal jack 10, and the part of the screw rod, which is correspondingly inserted into the output shaft 9, is a hexagonal shaft, so that the screw rod is stably connected with the output shaft 9 of the servo motor 7. Because servo motor 7's output shaft 9 lies in the external world when being connected by drive mechanism, when opening and stopping, servo motor 7's response performance is higher, slew rate can be very high in the very short time at the beginning, because inertia by drive mechanism can form the reaction, make servo motor 7's output shaft 9 fracture, in order to optimize this problem, set up servo motor 7's output shaft 9 into hollow hexagonal jack 10, lead screw 4 of pegging graft mutually with it sets up to the hexagonal axle, make the deeper depth that is connected to output shaft 9, and the outside is through cup jointing shaft coupling 11, realize inside and outside synchronous connection, thereby can be convenient for protect output shaft 9, promote life, the service life is prolonged

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. A servo driving mechanism of a single-piece push-out type mask machine comprises a push type delivery mechanism body, wherein the push type delivery mechanism body comprises an outlet frame, a T-shaped bottom plate, a vertical plate, a top plate box cover and a sliding block, the outlet frame is rectangular, the T-shaped bottom plate is arranged in the middle of the surface of the bottom surface of the outlet frame, the vertical plate is vertically arranged at one end, away from the outlet frame, of the T-shaped bottom plate, the vertical plate is arranged on the vertical plate, the top plate box cover is arranged above the T-shaped bottom plate and parallel to the T-shaped bottom plate, the sliding block is slidably arranged at the end, close to the outlet frame, of the top plate box cover, a convex seat is arranged on the right end face of the sliding block, a rubber sucking disc is arranged on the right end face of the convex seat, a lead screw is rotatably arranged in the middle, the screw rod is driven to rotate to form a screw rod transmission mechanism.

2. The servo drive mechanism of a one-piece push-out mask machine as claimed in claim 1, wherein: an incremental encoder is arranged in the servo motor, and the number of bits of the encoder is more than 20.

3. The servo drive mechanism of a single piece push-out mask machine as claimed in claim 2, wherein: the servo motor is one of an alternating current servo motor or a direct current servo motor.

4. The servo drive mechanism of a one-piece push-out mask machine as claimed in claim 3, wherein: the output end of the output shaft of the servo motor is a hexagonal jack, and the part of the screw rod, which is correspondingly inserted into the output shaft, is a hexagonal shaft, so that the screw rod is stably connected with the output shaft of the servo motor.

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