CN216718557U

CN216718557U - Piezoelectric testing device

Info

Publication number: CN216718557U
Application number: CN202122928772.XU
Authority: CN
Inventors: 倪鹏鹏
Original assignee: Dongguan Noerjia Electronic Co ltd
Current assignee: Dongguan Noerjia Electronic Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-10
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a piezoelectric testing device which comprises a pressing plate mechanism and a lower jig plate mechanism, wherein the pressing plate mechanism controls an upper jig plate to move downwards and is in press fit with the lower jig plate mechanism. The utility model adopts a pressing test mode, arranges the design on a home electrical test production line, can complete full-automatic power-on test by matching with a manipulator, and the lower fixture plate has the function of pressing resilience, can be carried out by the manipulator after testing a product each time, and can automatically rebound and reset the elastic pressing plate, thereby realizing the function of continuous test. The utility model can be arranged on the test production line side by side, thereby improving the test efficiency.

Description

Piezoelectric testing device

Technical Field

The utility model relates to household appliance piezoelectric testing equipment, in particular to a piezoelectric testing device.

Background

At present, the existing household appliance piezoelectric testing equipment generally adopts a manual operation power-on testing mode or a semi-automatic testing mode, and the testing efficiency is low.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a piezoelectric testing device.

The purpose of the utility model is realized by the following technical scheme: a piezoelectric testing device comprises a pressing plate mechanism and a lower jig plate mechanism, wherein the pressing plate mechanism controls an upper jig plate to move downwards and is in press fit with the lower jig plate mechanism.

The piezoelectric testing device comprises a support, wherein a plurality of guide sleeves are arranged on the support, a guide rod penetrates through each guide sleeve, the upper ends of the guide rods are connected to a servo motor mounting frame, the lower ends of the guide rods are connected to a lifting plate, clamping blocks are arranged at two ends of the lifting plate respectively, U-shaped clamping grooves are formed in the clamping blocks, and two ends of an upper jig plate are embedded into the U-shaped clamping grooves and are locked and fixed through screws. The upper jig plate can be taken out from the clamping block for replacement.

As an improvement of the piezoelectric testing device, a servo motor is arranged on the servo motor mounting frame, an output shaft of the servo motor is connected with a coupler, the coupler is connected with a transmission screw rod, the lower end of the transmission screw rod penetrates out of the upper end of the support and is connected to the lifting plate, and the transmission screw rod is connected with the support through a screw rod nut.

As an improvement of the piezoelectric testing device of the present invention, the lower jig plate mechanism includes a mounting plate, the mounting plate is provided with a lower jig plate drive and a linear guide, the lower jig plate drive drives the lower jig plate to move along the linear guide, the mounting plate is further provided with a front limit sensor and a rear limit sensor, the lower jig plate moves between the front limit sensor and the rear limit sensor, and when the lower jig plate touches the front limit sensor or the rear limit sensor, the lower jig plate drive drives the lower jig plate to move in an opposite direction.

As an improvement of the piezoelectric testing device of the utility model, the lower jig plate comprises a bottom plate and an elastic pressing plate, the bottom plate and the elastic pressing plate are connected through a plurality of connecting guide pillars, springs are arranged on the connecting guide pillars in a penetrating manner, the elastic pressing plate can move on the connecting guide pillars, and the pressing plate mechanism controls the elastic pressing plate to sink and realize electrical conduction when the upper jig plate is pressed down on the elastic pressing plate.

As an improvement of the piezoelectric testing device, an electric contact seat is arranged on the bottom plate, an electric contact terminal is arranged on the elastic pressing plate, and the electric contact terminal is electrically conducted with the electric contact seat when the elastic pressing plate sinks.

The utility model has the beneficial effects that: the utility model adopts a pressing test mode, the design is arranged on a household electrical test production line, the full-automatic power-on test can be completed by matching with a mechanical arm, the lower jig plate has the pressing and rebounding functions, the lower jig plate can be carried out by the mechanical arm after one product is tested each time, and the elastic pressing plate can automatically rebound and reset, so that the continuous test function is realized. The utility model can be arranged on the test production line side by side, thereby improving the test efficiency.

Drawings

FIG. 1 is a perspective view of a plurality of the present invention arranged in parallel;

FIG. 2 is a schematic structural view of a platen mechanism of the present invention;

FIG. 3 is a schematic diagram of a lower fixture plate structure according to the present invention;

the reference signs are: 1. the device comprises a pressing plate mechanism 2, a lower jig plate mechanism 3, an upper jig plate 11, a support 12, a guide sleeve 13, a guide rod 14, a servo motor mounting frame 15, a lifting plate 16, a clamping block 17, a U-shaped clamping groove 18, a screw 19, a servo motor 10, a transmission lead screw 101, a lead screw nut 21, a mounting plate 22, a linear guide rail 23, a lower jig plate 24, a front limiting inductor 25, a rear limiting inductor 231, a bottom plate 232, an elastic pressing plate 233, a connecting guide pillar 234, a spring 235 and an electric contact seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1-3, a piezoelectric testing apparatus includes a pressing plate mechanism 1 and a lower jig plate mechanism 2, wherein the pressing plate mechanism 1 controls an upper jig plate 3 to move downward and press-fit with the lower jig plate mechanism 2, so as to implement a power-on test. The pressing plate mechanism 1 comprises a support 11, a plurality of guide sleeves 12 are arranged on the support 11, a guide rod 13 is arranged on each guide sleeve 12 in a penetrating mode, the upper ends of the guide rods 13 are connected to a servo motor mounting frame 14, the lower ends of the guide rods 13 are connected to a lifting plate 15, clamping blocks 16 are arranged at two ends of the lifting plate 15 respectively, U-shaped clamping grooves 17 are formed in the clamping blocks 16, and two ends of an upper jig plate 3 are embedded into the U-shaped clamping grooves 17 and are locked and fixed through screws 18. The upper jig plate 3 can be taken out from the holding block 16 and replaced.

Preferably, the servo motor mounting frame 14 is provided with a servo motor 19, an output shaft of the servo motor 19 is connected with a coupling, the coupling is connected with a transmission screw rod 10, the lower end of the transmission screw rod 10 penetrates out of the upper end of the support 11 and is connected to the lifting plate 15, and the transmission screw rod 10 is connected with the support 11 through a screw rod nut 101. When the servo motor 19 is started, the lifting plate 15 can be driven to move up and down.

Preferably, lower tool plate mechanism 2 includes mounting panel 21, be equipped with down tool plate drive and linear guide 22 on the mounting panel 21, tool plate 23 removes along linear guide 22 under tool plate drive drives down, spacing inductor 24 and back spacing inductor 25 before still being equipped with on the mounting panel 21, lower tool plate 23 removes between spacing inductor 24 and back spacing inductor 25 in the front, lower tool plate 23 touches preceding spacing inductor 24 or back spacing inductor 25 when, tool plate 23 removes to opposite direction under tool plate drive drives down. The lower jig plate can be driven to move by adopting a transmission mode that a motor drives a screw rod, and can also be driven to move by adopting a mode that an air cylinder pushes.

Preferably, the lower jig plate 23 includes a bottom plate 231 and an elastic pressing plate 232, the bottom plate 231 and the elastic pressing plate 232 are connected by a plurality of connecting guide posts 233, springs 234 are inserted into the connecting guide posts 233, the elastic pressing plate 232 can move on the connecting guide posts 233, and the pressing plate mechanism 1 controls the upper jig plate 3 to sink and electrically conduct when the elastic pressing plate 232 is pressed down.

Preferably, the base plate 231 is provided with an electrical contact seat 235, the elastic pressing plate 232 is provided with an electrical contact terminal, and when the elastic pressing plate 232 sinks, the electrical contact terminal is electrically conducted with the electrical contact seat 235.

The utility model adopts a pressing test mode, the design is arranged on a household electrical test production line, the full-automatic power-on test can be completed by matching with a mechanical arm, the lower jig plate has the pressing and rebounding functions, the lower jig plate can be carried out by the mechanical arm after one product is tested each time, and the elastic pressing plate can automatically rebound and reset, so that the continuous test function is realized. The utility model can be arranged on the test production line side by side, thereby improving the test efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and arrangements of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A piezoelectric testing device is characterized by comprising a pressing plate mechanism and a lower jig plate mechanism, wherein the pressing plate mechanism controls an upper jig plate to move downwards and is in press fit with the lower jig plate mechanism;

lower tool board mechanism includes the mounting panel, be equipped with down tool board drive and linear guide on the mounting panel, tool board removes along linear guide under tool board drive drives down, spacing inductor and back spacing inductor before still being equipped with on the mounting panel, lower tool board is in remove between preceding spacing inductor and the back spacing inductor, lower tool board touches preceding spacing inductor or during the spacing inductor of back, tool board drive drives down tool board removes to opposite direction.

2. The piezoelectric testing device according to claim 1, wherein the pressing plate mechanism includes a bracket, the bracket is provided with a plurality of guide sleeves, each guide sleeve is provided with a guide rod, the upper ends of the plurality of guide rods are connected to a mounting rack of the servo motor, the lower ends of the plurality of guide rods are connected to a lifting plate, two ends of the lifting plate are respectively provided with a clamping block, the clamping block is provided with a U-shaped clamping groove, and two ends of the upper jig plate are embedded into the U-shaped clamping groove and are locked and fixed by screws.

3. The piezoelectric testing device according to claim 2, wherein a servo motor is arranged on the servo motor mounting frame, an output shaft of the servo motor is connected with a coupling, the coupling is connected with a transmission lead screw, the lower end of the transmission lead screw penetrates out of the upper end of the support and is connected to the lifting plate, and the transmission lead screw is connected with the support through a lead screw nut.

4. The piezoelectric testing device according to claim 1, wherein the lower fixture plate includes a bottom plate and an elastic pressing plate, the bottom plate and the elastic pressing plate are connected by a plurality of connecting guide posts, springs are inserted into the connecting guide posts, the elastic pressing plate can move on the connecting guide posts, and the pressing plate mechanism controls the elastic pressing plate to sink and realize electrical conduction when the upper fixture plate presses down on the elastic pressing plate.

5. The piezoelectric testing device according to claim 4, wherein the base plate has an electrical contact socket, the elastic pressing plate has an electrical contact terminal, and the electrical contact terminal is electrically connected to the electrical contact socket when the elastic pressing plate is lowered.