CN206437522U - Flexible feeding system vibration feeder - Google Patents

Abstract

The utility model discloses a flexible feeding system vibration feeder, including base, vertical fixed mounting at the base middle part the base, install at the base middle part power unit, the connecting axle that the horizontal through power unit set up, the spring system of symmetry installation at the connecting axle both ends and support the charging tray at the spring system top, spring system top fixed connection top dish, fixed mounting material dish of fixed disk upper surface, power unit is annular piezoelectricity bimorph oscillator; the annular piezoelectric bimorph vibrator is adopted as a power mechanism, the connecting shaft is driven to horizontally move through the vibration of the annular piezoelectric bimorph vibrator, so that the vibration of the material tray is realized, the vibration feeding is realized, the noise is reduced, the vibration frequency is easy to adjust, and the flexible material conveying device can effectively adapt to the existing flexible production line.

Description

Flexible Feeding System Vibrating Feeder

technical field

The utility model relates to the technical field of electronic product production lines, in particular to a vibrating feeder for a flexible feeding system.

Background technique

With the vigorous development of the field of electronic products, in order to maximize the scope of use of the production line, many current electronic product assembly production lines adopt the concept of flexible production design, that is, in the specific production process, the production line only needs to be adjusted according to the product signal. , instead of supporting different production lines for different types of products, which greatly reduces production costs. As an indispensable link in the production line, the automatic feeding device, its conveying process and efficiency largely determine the pros and cons of the entire automated production process and the flexibility of the production line , Most of the transmission vibrating feeders use electromagnets as the power mechanism. This kind of electromagnetic vibrating feeder has large noise, heavy machine weight, high energy consumption, complex structure, and poor conveying stability. With the increasing number of products in the modern industrial field It tends to be lighter, thinner and smaller, and the existing vibrating feeders can no longer meet the requirements of the diversification of functions and structures of electronic products. Therefore, there is an urgent need for a feeder that can realize the feeding of electronic components of different specifications and structures by a single machine.

Utility model content

The technical problem to be solved by the utility model is to provide a vibrating feeder for a flexible feeding system, which uses an annular piezoelectric bimorph vibrator as a power mechanism, drives the connecting shaft to move horizontally through the vibration of the annular piezoelectric bimorph vibrator, and then realizes feeding. The vibration of the disc realizes vibration feeding, reduces noise, and the vibration frequency is easy to adjust, which can effectively adapt to the existing flexible production line.

In order to solve the above technical problems, the technical solution adopted by the utility model is: a flexible feeding system vibrating feeder, including a base, a base fixed vertically in the middle of the base, a power mechanism installed in the middle of the base, a horizontal The connecting shaft installed through the power mechanism, the spring system installed symmetrically at both ends of the connecting shaft and the material tray supported on the top of the spring system, the top of the spring system is fixedly connected to the top plate, and the upper surface of the fixed plate is fixedly installed with the material tray, the power mechanism It is a ring piezoelectric bimorph vibrator.

The annular piezoelectric bimorph vibrator includes an annular substrate and annular piezoelectric ceramic plates fixedly installed on both sides of the annular substrate, the annular substrate is fixedly connected to the middle part of the base through bolts, the middle part of the connecting shaft is connected to the annular substrate, and the The annular substrate is grounded, and the annular piezoelectric ceramic plate is connected to the positive pole of the power supply.

The annular piezoelectric ceramic plate is a PZT piezoelectric ceramic plate.

The spring system includes a main vibration spring whose upper end is connected to the end of the connecting shaft and a support spring whose lower end is connected to the end of the connecting shaft. The top end of the supporting spring is connected to the end of the top plate by means of bolts. The lower end of the main vibration spring is fixedly connected to the slider, the lower surface of the slider is in contact with the upper surface of the base, and both the main vibration spring and the support spring are leaf springs.

The base is a plate-shaped structure arranged horizontally, and rubber feet are fixedly installed at four corners of its lower surface.

The beneficial effects of adopting the above technical solution are: by using the ring piezoelectric bimorph vibrator as the power mechanism, the vibration of the ring piezoelectric bimorph vibrator drives the horizontal movement of the connecting shaft, and then realizes the vibration of the material tray, realizes vibration feeding, and reduces At the same time, the vibration frequency and vibration amplitude of the ring piezoelectric bimorph vibrator can be realized by adjusting the power frequency and voltage, which is convenient for control and can effectively adapt to the feeding needs of the existing flexible production line.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Among them: 1. Material tray; 2. Top plate; 3. Support spring; 4. Main vibration spring; 5. Rubber foot; 6. Piezoelectric bimorph vibrator; 7. Base; 8. Connecting shaft; block; 10, the base.

detailed description

Below in conjunction with the accompanying drawings in the utility model embodiment, the technical solution in the utility model embodiment is clearly and completely described, obviously, the described embodiment is only a part of the utility model embodiment, rather than all implementation example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the following description, a lot of specific details have been set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways that are different from those described here, and those skilled in the art can do so without violating the connotation of the utility model. Under the circumstances, similar promotion is done, so the utility model is not limited by the specific embodiments disclosed below.

As shown in Figure 1, the utility model discloses a vibrating feeder for a flexible feeding system, which includes a base 10, a base 7 fixed vertically in the middle of the base 10, a power mechanism installed in the middle of the base 7, and a horizontal penetrating The connecting shaft 8 provided by the power mechanism, the spring system symmetrically installed at both ends of the connecting shaft 8 and the material tray 1 supported on the top of the spring system, the top of the spring system is fixedly connected to the top plate 2, and the upper surface of the fixed plate is fixedly installed with the material tray 1, The power mechanism is an annular piezoelectric bimorph vibrator 6 .

The ring piezoelectric bimorph vibrator 6 includes a ring base plate and ring piezoelectric ceramic plates fixedly installed on both sides of the ring base plate. The ring base plate is fixedly connected to the middle part of the base 7 through bolts, and the middle part of the connecting shaft 8 is connected to the ring base plate. , the annular substrate is grounded, and the annular piezoelectric ceramic plate is connected to the positive pole of the power supply; the annular piezoelectric ceramic plate is a PZT piezoelectric ceramic plate.

The spring system includes a main vibration spring 4 whose upper end is connected to the end of the connecting shaft 8 and a support spring 3 whose lower end is connected to the end of the connecting shaft 8. The top end of the supporting spring 3 is connected to the end of the top plate 2 by means of bolts. The spring 4 and the support spring 3 are all obliquely arranged, the lower end of the main vibration spring 4 is fixedly connected to the slider 9, the lower surface of the slider 9 is in contact with the upper surface of the base 10, and the main vibration spring 4 and the support spring 3 are leaf springs; The base 10 is a plate-shaped structure arranged horizontally, and the four corners of its lower surface are fixed with rubber feet 5 .

In the specific application process, when an AC voltage is applied to the annular piezoelectric bimorph vibrator, it will undergo bending vibration. When the piezoelectric bimorph vibrator bends to the left, under the action of the thrust of the connecting shaft, the main vibrating spring is forced to generate Bending deformation to the lower left, when the bimorph bends to the right, the main vibration spring releases the elastic potential energy, forcing it to change the bending direction sharply, move to the upper right, and exceed the original static equilibrium position to reach a certain upper limit, and so on. Circulation, that is, the high-frequency slight-amplitude bending vibration of the main vibration spring is obtained. This vibration is amplified by the supporting spring piece and then transmitted to the material tray, so as to obtain the driving material for conveying.

In a word, the utility model adopts the ring piezoelectric bimorph vibrator as the power mechanism, drives the connecting shaft to move horizontally through the vibration of the ring piezoelectric bimorph vibrator, and then realizes the vibration of the material tray, realizes vibration feeding, and reduces noise; at the same time, the ring pressure The vibration frequency and vibration amplitude of the electric bimorph vibrator can be realized by adjusting the frequency and voltage of the power supply, which is convenient to control and can effectively adapt to the feeding requirements of the existing flexible production line.

Claims (5)

1. A vibrating feeder for a flexible feeding system, characterized in that it includes a base (10), a base (7) vertically fixedly installed in the middle of the base (10), a power mechanism installed in the middle of the base (7) , the connecting shaft (8) installed horizontally through the power mechanism, the spring system symmetrically installed at both ends of the connecting shaft (8) and the material tray (1) supported on the top of the spring system, the top of the spring system is fixedly connected to the top plate (2) , the upper surface of the fixing plate is fixedly installed with a charging tray (1), and the power mechanism is an annular piezoelectric bimorph vibrator (6). 2. The flexible feeding system vibration feeder according to claim 1, characterized in that: the annular piezoelectric bimorph vibrator (6) comprises an annular substrate and an annular piezoelectric ceramic plate fixedly mounted on both sides of the annular substrate, The ring-shaped substrate is fixedly connected to the middle of the base (7) through bolts, the middle of the connecting shaft (8) is connected to the ring-shaped substrate, the ring-shaped substrate is grounded, and the ring-shaped piezoelectric ceramic plate is connected to the positive pole of the power supply. 3. The vibrating feeder of the flexible feeding system according to claim 2, characterized in that: the annular piezoelectric ceramic plate is a PZT piezoelectric ceramic plate. 4. The flexible feeding system vibrating feeder according to claim 3, characterized in that: the spring system includes a main vibration spring (4) whose upper end is connected to the end of the connecting shaft (8) and a lower end connected to the connecting shaft (8) ) end connected to the support spring (3), the top of the support spring (3) is connected to the end of the top plate (2) by means of bolts, the main vibrating spring (4) and the support spring (3) are all inclined, and the main Vibrating spring (4) lower end is fixedly connected slide block (9), and slide block (9) lower surface contacts with base (10) upper surface, and main vibrating spring (4) and supporting spring (3) are leaf springs. 5. The vibrating feeder for flexible feeding system according to claim 4, characterized in that: the base (10) is a plate-shaped structure arranged horizontally, and rubber feet (5) are fixedly installed at four corners of its lower surface.