CN102819983A - An automatic sealing device for electric energy meter seal - Google Patents

Abstract

The invention discloses an automatic sealing device for electric energy meter seals, which comprises a support, an electric energy meter conveying line, a jacking positioning mechanism, a sealing mechanism and a feeding mechanism, wherein the electric energy meter conveying line is used for conveying an electric energy meter tray to a pre-feeding station and outputting the electric energy meter tray to an unloading station after the electric energy meter is sealed, the jacking positioning mechanism is used for jacking the electric energy meter tray and positioning an electric energy meter to be sealed in the electric energy meter tray, the sealing mechanism is used for picking up the seal to be sealed from the feeding mechanism and pressing the seal into a seal hole of the electric energy meter for sealing, and the feeding mechanism is used for providing the seal for the sealing mechanism. The sealing device has the advantages of low cost, high efficiency, convenient operation and the like, is suitable for all types of single-phase and three-phase intelligent electric energy meters, is not limited by electric energy meter trays, and can be flexibly adjusted according to different electric energy meter conveying lines; the sealing device enables the electric energy meter to be located more accurately, and therefore the working efficiency of the sealing device is improved.

Description

An automatic sealing device for electric energy meter seal

technical field

The invention belongs to the field of sealing equipment, and in particular relates to an automatic sealing device for electric energy meter sealing.

Background technique

The electric energy meter seal is an important procedure in the electric energy meter assembly process, and the purpose is to prevent users from stealing electricity without permission. The existing electric energy meter seals are mainly divided into two types: threaded seals and lock-type seals. While applying electric energy meter seals, in order to solve the current rising labor costs and the requirements for automatic production of various electric energy meter verification systems, smart electric energy meters Advanced automatic sealing equipment has become an indispensable item in the verification system. In the electric power industry, the traditional sealing method is for the threaded seal of the electric energy meter. This kind of installation procedure is relatively cumbersome, and most of them use manual sealing of the electric energy meter. Table production demand on automatic production line. In order to improve production efficiency and overcome the above disadvantages, traditional sealing equipment is gradually transitioning to automatic sealing equipment. Although some automatic sealing equipment suitable for threaded seals have been developed, their sealing efficiency is low and the error rate is high. High-efficiency automation is still not satisfied Operational requirements for assembly line sealing. In order to solve the problem of high-efficiency automatic sealing, in recent years, those skilled in the art have improved the thread-through seal into a lock-type seal. This seal does not need to wear the seal line, does not need to be aligned, and is easy to operate. The structure of the lock-type electric energy meter seal It can be a lock-type seal as shown in Figure 9, which includes a base 102 and a seal cover 101, and a counterbore 103 is provided in the base 102, through which screws for fixing the electric energy meter casing are passed through the counterbore, and the seal cover Located above the screw, the lower part of the sealing cover extends into the counterbore of the base, the outer peripheral surface of the lower end of the sealing cover is provided with an outwardly extending boss 104, and an elastic protrusion 105 is arranged along the inner wall circumference of the base. The lower end is inclined inwardly of the base, extends downward and leans against the boss of the sealing cover. When sealing, the nut part of the screw in the seal is located in the counterbore 103, and the screw part of the screw passes through the base 102 and is crimped into the sealing hole of the electric energy meter; it can also be a kind of application number CN201110202726.X The anti-theft seal structure of the electric energy meter; or the lock type seal of other structures in the prior art.

Since the existing automatic sealing equipment cannot meet the sealing requirements of the high-efficiency assembly line operation of the lock-type electric energy meter seal, this application proposes a sealing device that can meet the lock-type seal of the electric energy meter.

Contents of the invention

In order to overcome the defects of the prior art, the object of the present invention is to propose a high-efficiency, low-cost automatic sealing device that can realize automatic assembly line operation.

The present invention is achieved through the following technical solutions:

An automatic sealing device for sealing electric energy meters, including a bracket and an electric energy meter conveying line for transporting electric energy meter trays to a pre-feeding station, and outputting electric energy meter trays to an unloading station after the electric energy meters are sealed. include:

The jacking and positioning mechanism is installed under the electric energy meter conveying line, and is used for lifting the electric energy meter tray and positioning the electric energy meter to be sealed in the electric energy meter tray;

The sealing mechanism is installed on the bracket and located above the electric energy meter conveying line, and is used to pick up the seal to be sealed from the feeding mechanism, and press the seal into the sealing hole of the electric energy meter for sealing; and

The feeding mechanism is located on one side of the electric energy meter conveying line, and is used to provide a seal for the sealing mechanism.

Further, the jacking positioning mechanism includes a positioning plate, a jacking cylinder, a fixing plate and a vertical guide rail, and positioning pins are arranged on the positioning plate; the fixing plate is fixed on the electric energy meter transmission line, and the fixing plate There is a vertical guide rail vertically passing through the fixed plate on the plate, and a jacking cylinder is arranged between the positioning plate and the fixed plate, and the positioning plate is lifted along the vertical guide rail through the jacking cylinder, so that the positioning plate Insert the positioning pins into the positioning holes on the electric energy meter tray for positioning.

Further, the jacking positioning mechanism also includes a secondary positioning plate fixed on the bracket and located above the positioning plate. An opening for accommodating the electric energy meter is opened on the secondary positioning plate. The electric energy meter in the meter tray is jacked up to the opening of the secondary positioning plate for secondary positioning.

Further, the sealing mechanism includes a three-dimensional rectangular coordinate manipulator and a vacuum suction cup. The three-dimensional rectangular coordinate manipulator drives the vacuum suction cup to move, and presses the seal picked up by the vacuum suction cup from the feeding mechanism into the sealing hole of the electric energy meter for sealing.

Further, the three-dimensional Cartesian coordinate manipulator includes an x-axis slide rail, a y-axis slide rail, a z-axis slide rail, a folding plate, a sliding plate, a mounting plate, a ball screw and a servo motor; the number of the folding plates is two , one end of the two folding plates is fixedly connected to both sides of the x-axis slide rail, and the other end is respectively slidably connected to two y-axis slide rails; one side of the sliding plate is fixedly connected to the z-axis slide rail, The other side is slidingly connected with the x-axis slide rail; the bottom of the z-axis slide rail is slidingly connected with a vacuum suction cup for picking up the seal; the bottom end of each y-axis slide rail is provided with a mounting plate fixed to the bracket ; The x-axis slide rail, y-axis slide rail and z-axis slide rail are respectively provided with a ball screw, and one end of each ball screw is respectively connected with a servo motor for driving.

Further, the feeding mechanism includes a vibrating feeder and a reclaimer, the outlet of the vibrating feeder is provided with a reclaimer, and the reclaimer obtains a seal from the vibrating feeder, and waits for the sealing mechanism to complete pick up.

Further, the transmission line of the electric energy meter includes a frame body, a motor arranged on the frame body for driving the belt to move forward, a belt line connected to the rotating shaft of the motor, and a belt line arranged on the frame body for stopping the belt. The stop mechanism of the electric energy meter tray.

Further, the electric energy meter conveying line also includes a counter for counting the electric energy meters arranged on the frame, a barcode scanner for entering the electric energy meter information, and a sorting mechanism for sorting the electric energy meters after the electric energy meters are sealed .

The present invention has following beneficial effect:

The sealing device has the advantages of low cost, high efficiency, and convenient operation. It is suitable for all types of single-phase and three-phase smart electric energy meters, and is not limited by the electric energy meter tray. It can be flexibly adjusted according to the different electric energy meter transmission lines. ;

The jacking and positioning mechanism of the sealing device can not only realize the positioning of the electric energy meter in the electric energy meter tray, but also realize the secondary positioning of the electric energy meter by adding a secondary positioning plate, so that the position of the electric energy meter is more accurate, thereby improving the sealing. device efficiency.

Description of drawings

Fig. 1 is the schematic diagram of the three-dimensional structure of the electric energy meter seal automatic sealing device of the present invention;

Fig. 2 is the front view of the electric energy meter seal automatic sealing device of the present invention;

Fig. 3 is the top view of Fig. 2;

Fig. 4 is the left side figure of Fig. 2;

Fig. 5 is a three-dimensional structural schematic view of the electric energy meter seal automatic sealing device without a bracket of the present invention;

Fig. 6 is a diagram of the installation position of the jacking positioning mechanism;

Fig. 7 is a schematic structural view of the sealing mechanism;

Fig. 8 is a structural schematic diagram of a vacuum chuck;

Fig. 9 is a structural schematic diagram of the seal of the existing lock type electric energy meter;

Among them, 1-vibrating feeder, 2-reclaimer, 3-sealing mechanism, 4-three-dimensional rectangular coordinate manipulator, 5-vacuum suction cup, 6-secondary positioning plate, 7-electric energy meter tray, 8-electric energy meter, 9-electric energy meter transmission line, 10-positioning plate, 11-jacking cylinder, 12-fixing plate, 13-vertical guide rail, 14-bracket, 15-x-axis slide rail, 16-y-axis slide rail, 17-z Shaft slide rail, 18-folding plate, 19-sliding plate, 20-installation plate, 21-supporting plate.

Detailed ways

The electric energy meter seal automatic sealing device of the present invention will be further described in detail below in conjunction with the accompanying drawings.

As shown in Figure 1-5, the automatic sealing device for smart electric energy meter seal in this example mainly includes bracket 14, electric energy meter transmission line 9, jacking and positioning mechanism, sealing mechanism 3 and feeding mechanism, and the automatic sealing device can be adapted to All smart energy meters with lock-type seals, including all types of single-phase smart energy meters and three-phase smart energy meters, are not limited by the type of tray carrying the energy meter, and single-meter/multi-meter trays can be applied . The jacking and positioning mechanism of the automatic sealing device completes the high-precision position positioning function of the smart electric energy meter in the sealing device; The vacuum suction cup on the manipulator picks up the seal from the reclaimer of the feeding mechanism, then sends the seal to the seal hole of the electric energy meter to be sealed, and presses the seal into the seal hole to complete the seal. Each component is described in detail below:

The support 14 adopts a frame structure as shown in Figure 1. The support is mainly divided into a part for accommodating the electric energy meter transmission line and a part for accommodating the feeding mechanism; Structure, so the extension parts at both ends of the electric energy meter transmission line can pass through the bracket and be located outside it; the jacking positioning mechanism is located under the pre-feeding station facing the electric energy meter transmission line, and is installed on the electric energy meter transmission line 9; sealing mechanism 3 Located above the pre-feeding station of the electric energy meter conveying line, and installed on the bracket 14; the feeding mechanism can be independently set on one side of the electric energy meter conveying line through the feet, in order to be able to move flexibly, rollers can also be set at the bottom of the feet. It can be placed on the support plate 21 according to the structure shown in Figures 1 and 5, and one side of the support plate 21 is connected to the frame body of the electric energy meter transmission line, and the other three sides are connected to the bracket 14 respectively.

The electric energy meter conveying line can adopt the existing technology known to those skilled in the art to convey the electric energy meter tray and the electric energy meter in the tray, and can also adopt the following structure:

The electric energy meter transmission line includes a frame body, a motor on the frame body for driving the belt to move forward, a belt line connected to the rotating shaft of the motor, and a stopper on the frame body for stopping the electric energy meter tray on the belt line. The stop mechanism, the counter for counting the energy meters, the barcode scanner for entering the information of the energy meters, and the sorting mechanism for sorting the energy meters after the energy meters are sealed. Each component in this structure adopts the prior art known to those skilled in the art.

As shown in Figure 5, the jacking positioning mechanism includes a positioning plate 10, a jacking cylinder 11, a fixed plate 12, and a vertical guide rail 13. In order to perform more accurate positioning, it is also possible to install a fixed on the bracket 14 above the positioning plate. The secondary positioning plate 6, and offer openings on the secondary positioning plate. The fixed plate 12 is fixed on the electric energy meter transmission line 9, and the vertical guide rail 13 passes through the fixed plate 12 vertically; the positioning mechanism of the electric energy meter 8 adopts a jacking positioning method, and the jacking cylinder 11 is used as the power to lift, and the positioning plate 10 and the fixed plate 12 are provided with a jacking cylinder 11, the jacking cylinder is the power source, and the positioning plate 10 is lifted along the vertical guide rail 13 through the jacking cylinder 11; the positioning plate 10 is provided with a positioning pin , carry out the jacking operation through the jacking cylinder 11 so that the positioning pin is inserted into the positioning hole on the electric energy meter tray to perform one positioning; Secondary positioning is carried out in the opening of the positioning plate 6 . The secondary positioning plate 6 of the electric energy meter can be different according to the type and number of the smart electric energy meters 8, and the secondary positioning plate 6 fixes all the electric energy meters 8 in the electric energy meter tray 7 in the opening with accurate position.

As shown in Figure 7, the sealing mechanism 3 includes a three-dimensional rectangular coordinate manipulator 4 and a vacuum chuck 5 to complete the pick-up, positioning and sealing of the seal. The pick-up of the seal is achieved by the vacuum suction cup at the end of the manipulator. The Cartesian coordinate manipulator is completed. The three-dimensional Cartesian coordinate manipulator includes an x-axis slide rail 15, a y-axis slide rail 16, a z-axis slide rail 17, a folding plate 18, a sliding plate 19, a mounting plate 20, three ball screws and three servo motors. The three-axis transmission of the manipulator is realized by the ball screw among the three axes of x, y and z. The two y-axis slide rails 16 are slidably connected so that the x-axis slide rails slide longitudinally along the two y-axis slide rails; The slide rails 15 are slidably connected so that the z-axis slide rails slide laterally along the x-axis slide rails; the lower ends of the two y-axis slide rails 16 are respectively installed with a mounting plate 20 fixedly connected to the bracket 14; as shown in FIG. 8 , the bottom of the z-axis slide rail is slidingly connected with a plurality of vacuum suction cups 5 for picking up the seal to be sealed. The vacuum suction cup performs vertical lifting and sliding along the z-axis slide rail. It can use flexible vacuum suction cups and can also cooperate with vacuum generation. The number of vacuum suction cups can be flexibly configured according to the number of electric energy meters. There is a ball screw on the x-axis slide rail, y-axis slide rail and z-axis slide rail, and one end of each ball screw is connected to a servo motor for driving; the three-dimensional Cartesian coordinate manipulator is composed of a high-precision motor servo system, The vacuum suction cup assembly is a flexible vacuum suction cup structure, which is used to absorb and seal the seal. The whole process adopts a flexible method to ensure that the seal and the smart energy meter will not be damaged during the sealing process. The number of vacuum chucks 5 in the vertical direction of the z-axis slide rail of the three-dimensional rectangular coordinate manipulator 4 depends on the number of smart energy meters 8 on the energy meter tray 7, and can be flexibly configured to adapt to various assembly lines and various types of single and three phase smart watch.

As shown in FIG. 6 , the feeding mechanism includes a vibrating feeder 1 and a reclaimer 2 . The vibrating feeding tray adopts eccentric vibrating feeding, and one or more vibrating feeding machines can be used. If long-distance transportation is required, a horizontal vibrating feeding device is required; through the vibrating feeding machine, messy and disorderly seals can be realized Arranged into an orderly queue under the action of the vibrating feeder 1; a reclaimer 2 is installed at the exit of the vibrating feeder 1, and the reclaimer 2 picks up the seals required for sealing at one time, and waits for the sealing mechanism to pick them up; the seals are automatically sealed During the process, the reclaimer 2 takes the material from the vibrating feeder 1. After the reclaiming is completed, it waits for the automatic sealing mechanism 3 to pick it up. Feed, so repeatedly.

The operation process of this sealing device is:

After the electric energy meter tray 7 is transported to the automatic sealing device by the electric energy meter conveying line 9, the electric energy meter positioning mechanism lifts the electric energy meter tray 7 and positions it, and at the same time, the upper secondary positioning plate 6 carries out the electric energy meter 8 in the electric energy meter tray 7. Secondary precise positioning, while the vibrating feeder 1 transports the seal to the pre-feeding station, and then the x-axis slide rail 15 and y-axis slide rail 16 of the three-dimensional rectangular coordinate manipulator 4 moves to move the vacuum suction cup 5 to the seal pre-feeding station position, then the z-axis slide rail of the three-axis Cartesian coordinate manipulator 4 descends, and the vacuum suction cup 5 will absorb the seal (the three Z-axis slide rails 17 can move simultaneously or individually), and then rise to the designated position, and then The x-axis slide rail 15 and the y-axis slide rail 16 of the three-axis rectangular coordinate manipulator 4 move, and the vacuum suction cup 5 moves above the electric energy meter 8 to be sealed, and the z-axis slide rail 17 of the three-axis rectangular coordinate manipulator 4 descends, and the vacuum suction cup 5 Press the seal into the electric energy meter 8, and the electric energy meter on the opposite side needs to be taken and placed again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. The present invention has been described in detail in conjunction with the above embodiments, and those of ordinary skill in the art should understand that: Modifications or equivalent replacements can be made to the specific embodiments of the present invention, but these modifications or changes are within the protection scope of the pending claims.

Claims (8)

1. An automatic sealing device for the electric energy meter seal, comprising a bracket and an electric energy meter conveying line for transporting the electric energy meter tray to the pre-feeding station, and outputting the electric energy meter tray to the unloading station after the electric energy meter is sealed. Characteristically, the device also includes: The jacking and positioning mechanism is installed under the electric energy meter conveying line, and is used for lifting the electric energy meter tray and positioning the electric energy meter to be sealed in the electric energy meter tray; The sealing mechanism is installed on the bracket and located above the electric energy meter conveying line, and is used to pick up the seal to be sealed from the feeding mechanism, and press the seal into the sealing hole of the electric energy meter for sealing; and The feeding mechanism is located on one side of the electric energy meter conveying line, and is used to provide a seal for the sealing mechanism. 2. The sealing device according to claim 1, characterized in that: the jacking positioning mechanism comprises a positioning plate, a jacking cylinder, a fixing plate and a vertical guide rail, and positioning pins are arranged on the positioning plate; The plate is fixed on the transmission line of the electric energy meter. The fixed plate is provided with a vertical guide rail passing through the fixed plate vertically. There is a jacking cylinder between the positioning plate and the fixed plate. Through the jacking cylinder, the positioning plate Carry out the jacking operation along the vertical guide rail, so that the positioning pin on the positioning plate is inserted into the positioning hole on the electric energy meter tray for positioning. 3. The sealing device according to claim 2, characterized in that: the jacking positioning mechanism also includes a secondary positioning plate fixed on the bracket and located above the positioning plate, and a useful In the opening for accommodating the electric energy meter, the electric energy meter in the electric energy meter tray is lifted to the opening of the secondary positioning plate by the jacking cylinder for secondary positioning. 4. The sealing device according to claim 1, characterized in that: the sealing mechanism comprises a three-dimensional rectangular coordinate manipulator and a vacuum suction cup, and the three-dimensional rectangular coordinate manipulator drives the vacuum suction cup to move, and picks up the vacuum suction cup from the feeding mechanism. The seal is pressed into the seal hole of the electric energy meter for sealing. 5. The sealing device according to claim 4, characterized in that: the three-dimensional rectangular coordinate manipulator includes x-axis slide rails, y-axis slide rails, z-axis slide rails, folding plates, sliding plates, mounting plates, and ball screws and a servo motor; the number of the folded plates is two, and one end of the two folded plates is fixedly connected to both sides of the x-axis slide rail respectively, and the other end is slidingly connected to the two y-axis slide rails respectively; One side of the sliding plate is fixedly connected with the z-axis slide rail, and the other side is slidingly connected with the x-axis slide rail; the bottom of the z-axis slide rail is slidingly connected with a vacuum suction cup for picking up the seal; each y-axis slide rail The bottom end is provided with a mounting plate fixedly connected to the bracket; the x-axis slide rail, y-axis slide rail and z-axis slide rail are respectively provided with a ball screw, and one end of each ball screw is connected to a servo The motor is driven. 6. The sealing device according to claim 1, characterized in that: the feeding mechanism comprises a vibrating feeder and a reclaimer, the outlet of the vibrating feeder is provided with a reclaimer, and the reclaimer Take the seal from the vibratory feeder and wait for the sealing mechanism to pick it up. 7. The sealing device according to claim 1, characterized in that: the transmission line of the electric energy meter comprises a frame body, a motor arranged on the frame body for driving the belt to move forward, and a belt line connected with the rotating shaft of the motor and a stop mechanism arranged on the frame body for stopping the electric energy meter tray on the belt line. 8. The sealing device according to claim 7, characterized in that: the electric energy meter transmission line also includes a counter for counting the electric energy meter on the frame body, a barcode scanner for entering the information of the electric energy meter, and an electric energy meter. The sorting mechanism used for sorting electric energy meters after the meters are sealed.

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