CN213386280U

CN213386280U - Precision ceramic piezoelectric vibrator

Info

Publication number: CN213386280U
Application number: CN202021868924.0U
Authority: CN
Inventors: 程嵩
Original assignee: Dongguan Jiuta Precision Machinery Technology Co ltd
Current assignee: Dongguan Jiuta Precision Machinery Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-08
Anticipated expiration: 2030-08-31

Abstract

The utility model provides an accurate pottery piezoelectric type bobbing machine, it includes: the device comprises a machine body, a plurality of precise piezoelectric ceramic plates, a plurality of elastic units and a machine cover arranged on the top of the machine body; a plurality of assembling jigs are arranged in the machine body at equal angles along the center of the machine body, the assembling surfaces of the assembling jigs form an included angle of 75 degrees with the horizontal plane, and one precise piezoelectric ceramic piece is fixed on each assembling surface of each assembling jig; one end of each elastic unit is connected with one precise piezoelectric ceramic piece, and the other end of each elastic unit is connected with the cover. Compared with the prior art, the precision ceramic piezoelectric vibrator has simple structure and more convenient installation and maintenance; the precise piezoelectric ceramic plate is used as a driving source, driving devices such as a motor and an electromagnetic vibration exciter are not needed, mechanical transmission parts such as a shaft, a rod and a belt are not needed, the structure is simple, and the processing and the manufacturing are easy.

Description

Precision ceramic piezoelectric vibrator

Technical Field

The utility model relates to a bobbing machine field especially relates to an accurate pottery piezoelectric type bobbing machine.

Background

All the time, micro electronic components and micro metal and plastic products are required to be fed at high speed, and the phenomena of unstable vibration, static electricity generation, unstable production speed of a machine table, low efficiency, product damage and the like are easy to occur in the product conveying process, so that the production efficiency is seriously influenced, certain damage can be caused to the products, and the limitation is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an accurate pottery piezoelectric type bobbing machine to solve shortcoming and not enough among the prior art.

The utility model discloses an accurate pottery piezoelectric type bobbing machine, it includes: the device comprises a machine body, a plurality of precise piezoelectric ceramic plates, a plurality of elastic units and a machine cover arranged on the top of the machine body;

a plurality of assembling jigs are arranged in the machine body at equal angles along the center of the machine body, the assembling surfaces of the assembling jigs form an included angle of 75 degrees with the horizontal plane, and one precise piezoelectric ceramic piece is fixed on each assembling surface of each assembling jig; one end of each elastic unit is connected with one precise piezoelectric ceramic piece, and the other end of each elastic unit is connected with the machine cover; through a plurality of assembly tool, a plurality of accurate piezoceramics piece and a plurality of the elastic element will organism and cover link together.

The precise piezoelectric vibrator is installed in the required position and connected with the precise piezoelectric ceramic chip via the driving signal, and the precise piezoelectric ceramic chip produces vibration via the inverse piezoelectric effect of the piezoelectric chip, so that the elastic unit is driven to vibrate and the cover vibrates. Compared with the prior art, the precision ceramic piezoelectric vibrator has simple structure and more convenient installation and maintenance; the precise piezoelectric ceramic plate is used as a driving source, driving devices such as a motor and an electromagnetic vibration exciter are not needed, mechanical transmission parts such as a shaft, a rod and a belt are not needed, the structure is simple, and the processing and the manufacturing are easy.

In a preferred or optional embodiment, the cover bottom edge is provided with a plurality of connecting pieces at equal angles, a side face of each connecting piece forms a 75-degree included angle with the horizontal plane, and the other end of each elastic unit is respectively connected with the side face of one connecting piece of the cover.

In a preferred or alternative embodiment, a noise reduction hole is provided centrally in the body.

In a preferred or alternative embodiment, the resilient unit is a straight cut spring leaf.

In a preferred or optional embodiment, a first screw hole is formed in the mounting surface, and the precision piezoelectric ceramic plate is fixed on the mounting surface through a screw and the first screw hole.

In a preferred or alternative embodiment, said side surface of said connecting member is provided with a second screw hole, and the other end of each of said elastic units is connected to said side surface of one of said connecting members of said cover by means of a screw and said second screw hole, respectively.

In a preferred or alternative embodiment, the precision ceramic piezoelectric vibrator is cylindrical in shape.

In a preferred or optional embodiment, the cross section of the assembling jig is in an L shape.

In a preferred or optional embodiment, the portable electronic device further comprises a connecting base, wherein the connecting base is connected to the bottom of the machine body, a plurality of connecting support legs are arranged on the edge of the connecting base, and connecting holes are formed in the connecting support legs.

Drawings

FIG. 1 is a schematic structural view of a precision ceramic piezoelectric vibrator according to the present invention;

FIG. 2 is an exploded view of the precision ceramic piezoelectric vibrator of the present invention;

FIG. 3 is another exploded view of the precision ceramic piezoelectric vibrator of the present invention;

FIG. 4 is another exploded view of the precision ceramic piezoelectric vibrator of the present invention;

fig. 5 is a schematic structural view illustrating the assembly jig of the present invention, the precision piezoelectric ceramic plate and the elastic unit;

fig. 6 is a schematic structural view of the assembly jig of the present invention.

Detailed Description

Referring to fig. 1-6, the precise piezoelectric ceramic vibrator of the present embodiment includes a body 10, a plurality of precise piezoelectric ceramic plates 30, a plurality of elastic units 40, and a cover 50 disposed on the top of the body 10.

In this embodiment, the machine body 10 is a barrel-shaped structure, the cover 50 is a barrel-shaped structure, and the shape of the precision ceramic piezoelectric vibrator is a cylinder when viewed from the outside. A plurality of assembling jigs 20 are arranged in the machine body 10 at equal angles along the center of the machine body, an included angle of 75 degrees is formed between an assembling surface 21 of each assembling jig 20 and the horizontal plane, the assembling surface 21 is a plane for assembling other components, and the cross section of each assembling jig 20 is preferably in an L shape, so that the connection between the assembling jig 20 and the machine body 10 is more stable. The assembling surface 21 of each assembling jig 20 is fixed with one precise piezoelectric ceramic piece 30; one end of each elastic unit 40 is connected with one precise piezoelectric ceramic piece 30, and the other end is connected with the cover, namely, the assembly jig 20, one precise piezoelectric ceramic piece 30 and one elastic unit 40 are sequentially installed in a matching manner. The machine body 10 and the machine cover 50 are connected together by a plurality of the assembling jigs 20, a plurality of the precise piezoelectric ceramic plates 30 and a plurality of the elastic units 40. Preferably, in this embodiment, the number of the assembling jigs 20 is three, each assembling jig 20 is disposed along the center of the machine body 10 at an equal angle of 120 degrees, and similarly, the number of the precise piezoelectric ceramic plates 30 and the number of the elastic units 40 are also three.

The precision ceramic piezoelectric vibrator uses 3 pieces of precision piezoelectric ceramic pieces 30 as vibration sources, so that the vibrator is more efficient and stable, and clockwise and anticlockwise conveying is realized by changing the direction of the installation angle. The precise piezoelectric ceramic vibrator is one new type of vibration feeder with precise piezoelectric ceramic plate 30 as the driving source, and it produces vibration with the inverse piezoelectric effect of the piezoelectric plate as the driving source to drive the material trough for material conveying. It has many characteristics that traditional vibration material feeding unit does not possess, for example: the structure is simple, and the installation and the maintenance are more convenient; the piezoelectric plate is used as a driving source, driving devices such as a motor and an electromagnetic vibration exciter are not needed, mechanical transmission parts such as a shaft, a rod and a belt are not needed, and the piezoelectric plate is simple in structure and easy to process and manufacture; any one of amplitude, pulse width and frequency in the driving signal is changed, the conveying rate can be adjusted, the control parameters are more, and the controllability is good; the device has no rotation inertia, almost has no acceleration and deceleration processes, is quick to start and stop, and has quick response performance; interference electromagnetic field is not generated, and the influence of electromagnetic interference signals is not generated; the device works in a low-frequency section or an ultrasonic section, and the noise is low; the device operates in a resonance or non-resonance state, so that the energy consumption is low.

As an embodiment, the bottom edge of the cover 50 is provided with a plurality of connectors 51 at equal angles, a side surface 52 of each connector 51 forms an included angle of 75 degrees with the horizontal plane, and the other end of each elastic unit 40 is connected to the side surface 52 of one connector 51 of the cover 50. That is, the elastic unit 40 is coupled to the coupling member 51 of the cover 50. Cover 50 and connecting piece 51 die sinking as an organic whole, use precision cast aluminium with five-axis linkage CNC integrated into one piece, can make the processing material cost reduce 10% like this, the cover of integrated into one piece processing, connecting piece 51 angle can be more accurate, can be better with elastic element 40 in the assembling process wholeness, cover 50 and connecting piece 51 integrated into one piece processing, structural strength is better, the machining accuracy is higher, just can assemble more accurately in actual assembling process, the assemble duration is shorter, can effectually save the cost of labor, in the practical application after the assembly, the vibration frequency who makes the bobbing machine is higher (can reach 350HZ), the ability of carrying the material spare is higher, and speed is faster, and do not receive the interference of external force.

Preferably, the elastic unit 40 is preferably a straight-cut type spring plate. The elastic unit 40 is designed into a straight-piece cutting type spring piece, which is directly formed by cutting sheet metal without traditional punch forming and causing damage to the inside of steel of a bent elastic piece structure in the punching process. Through the structure of the precise piezoelectric ceramic piece 30 and the straight piece cutting type spring piece, all the pieces are processed in a plane mode, five-axis linkage CNC (computer numerical control) processing is not needed, common CNC can be achieved, and processing cost is reduced by 50%.

Preferably, a noise reduction hole 11 is provided at the center in the body 10. The noise reduction holes 11 are round holes, which can effectively filter part of noise generated by vibration of the vibrating machine in the vibration process, and through tests, the noise reduction holes 11 are arranged in the center of the machine body 10, so that 15 decibels of noise can be reduced.

Preferably, the mounting surface 21 is provided with a first screw hole 22, and the precision piezoelectric ceramic plate 30 is fixed on the mounting surface 21 through a screw and the first screw hole 22. More preferably, the screws may also pass through a gasket and then the precision piezoelectric ceramic plate 30 is mounted on the first screw holes 22 of the mounting surface 21.

Similarly, the side surface 52 of the connecting member 51 is provided with a second screw hole 53, and the other end of each elastic unit 40 is connected to the side surface 52 of one connecting member 51 of the cover 50 through a screw and the second screw hole 53, respectively. The connection between the elastic unit 40 and the precise piezoelectric ceramic plate 30 is a bolt connection in this embodiment.

The portable terminal further includes a connecting base 60, the connecting base 60 is connected to the bottom of the body 10, a plurality of connecting legs 61 are disposed at edges of the connecting base 60, and a connecting hole 62 is disposed on each connecting leg 61. The machine body 10 may be fixedly connected to an external device through a connection seat 60.

The utility model discloses an installation of accurate pottery piezoelectric type bobbing machine:

firstly, a plurality of assembling jigs are installed on the machine body through screws, then a precise piezoelectric ceramic piece is installed on each assembling jig, the length direction of each precise piezoelectric ceramic piece is in the horizontal direction, then an elastic unit is installed on each precise piezoelectric ceramic piece, and finally, each elastic unit is connected to a corresponding connecting piece on the machine cover to complete installation.

The utility model discloses a use of accurate pottery piezoelectric type bobbing machine:

the precise piezoelectric ceramic vibrator is installed at a position needing to be used through the connecting seat, the driving signal is communicated with the precise piezoelectric ceramic piece, the precise piezoelectric ceramic piece generates vibration by utilizing the inverse piezoelectric effect of the piezoelectric piece, and the elastic unit is driven to vibrate at the moment, so that the cover also vibrates along with the vibration.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A precision ceramic piezoelectric vibrator, comprising: the device comprises a machine body, a plurality of precise piezoelectric ceramic plates, a plurality of elastic units and a machine cover arranged on the top of the machine body;

2. The precision ceramic piezoelectric vibrator of claim 1, wherein: cover bottom border is provided with a plurality of connecting pieces such as angle, 75 degrees contained angles are personally submitted with the level to a side of connecting piece, every the other end of elastic element respectively with one of cover the connecting piece the side is connected.

3. The precision ceramic piezoelectric vibrator of claim 2, wherein: and a noise reduction hole is formed in the center of the machine body.

4. The precision ceramic piezoelectric vibrator of claim 3, wherein: the elastic unit is a straight piece cutting type spring piece.

5. The precision ceramic piezoelectric vibrator of claim 4, wherein: the assembly surface is provided with a first screw hole, and the precise piezoelectric ceramic piece is fixed on the assembly surface through a screw and the first screw hole.

6. The precision ceramic piezoelectric vibrator of claim 5, wherein: the side of the connecting piece is provided with a second screw hole, and the other end of each elastic unit is connected with the side of one connecting piece of the cover through a screw and the second screw hole respectively.

7. The precision ceramic piezoelectric vibrator of claim 6, wherein: the precise ceramic piezoelectric vibrator is cylindrical.

8. The precision ceramic piezoelectric vibrator according to any one of claims 1 to 7, wherein: the cross section of the assembling jig is L-shaped.

9. The precision ceramic piezoelectric vibrator of claim 8, wherein: the connecting device is characterized by further comprising a connecting seat, wherein the connecting seat is connected to the bottom of the machine body, a plurality of connecting support legs are arranged on the edge of the connecting seat, and connecting holes are formed in the connecting support legs.