CN220533314U

CN220533314U - Vacuum seal welding device

Info

Publication number: CN220533314U
Application number: CN202321950473.9U
Authority: CN
Inventors: 李凯; 倪霄翔; 杨胜花
Original assignee: East Crystal Electronic Jinhua Co ltd
Current assignee: East Crystal Electronic Jinhua Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-02-27
Anticipated expiration: 2033-07-24

Abstract

A vacuum seal welding device relates to the technical field of vacuum welding, and comprises a lower electrode seat, wherein a seal welding vacuum cover is arranged above the lower electrode seat, an upper electrode rod is arranged in the seal welding vacuum cover, the seal welding vacuum cover is matched with the lower electrode seat, and the seal welding vacuum cover can be connected with the lower electrode seat in a sealing manner; the lower electrode seat is communicated with a vacuum pipeline, and the sealing welding vacuum cover is communicated with an air pipeline. The vacuum pipeline and the air pipeline are arranged, so that the product can be vacuumized before sealing and then deflated when being sealed, the dew point and the vacuum stability of the sealing and welding environment are guaranteed when the product is vacuumized, and the high vacuum degree of the inner cavity of the sealing and welding product is guaranteed.

Description

Vacuum seal welding device

Technical Field

The utility model relates to the technical field of vacuum welding, in particular to a vacuum seal welding device.

Background

49S and 49SMD are the packaging types of quartz crystal oscillators, belong to passive crystal oscillator series, and are several products with more quartz crystal oscillators. Along with the development of electronic technology, the requirements on the frequency consistency and stability of the quartz crystal resonator are more and more strict, but the vacuum of the existing sealing device is not stable enough, so that the vacuum degree of a sealing product is insufficient, the resistance of the sealing product is larger, and the quality of the product is reduced.

Therefore, there is a need to develop a vacuum sealing device to solve the problems in the prior art.

Disclosure of Invention

The utility model aims to provide a vacuum sealing device, which can ensure that the product can be vacuumized firstly and then sealed and then deflated when in sealing by arranging a vacuum pipeline and an air pipeline, so that the dew point and vacuum stability of the sealing environment are ensured, and the problem that the vacuum degree of the existing sealing product is not high in the prior art is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the vacuum sealing device comprises a lower electrode seat, a vacuum cover is arranged above the lower electrode seat, an upper electrode rod is arranged in the sealing vacuum cover, the sealing vacuum cover is matched with the lower electrode seat, and the sealing vacuum cover can be connected with the lower electrode seat in a sealing way; the lower electrode seat is communicated with a vacuum pipeline, and the sealing welding vacuum cover is communicated with an air pipeline.

Further, the upper electrode rod is in sliding airtight connection with the seal welding vacuum cover.

Further, a lower die is arranged on the lower electrode seat, an upper die matched with the lower die is arranged at the lower part of the upper electrode rod, and the upper die can be pressed with the lower die through the upper electrode rod.

Further, a first air cylinder and a second air cylinder are respectively arranged on two sides of the seal welding vacuum cover, and the first air cylinder and the second air cylinder are used for driving the seal welding vacuum cover to move up and down.

Further, a connecting rod is arranged on the seal welding vacuum cover, and the first cylinder and the second cylinder are connected with the seal welding vacuum cover through the connecting rod.

Further, the device also comprises a third air cylinder, wherein the third air cylinder is connected with the upper electrode rod and is used for driving the upper electrode rod to move up and down.

Further, the vacuum pipeline is provided with an electromagnetic valve, and a vacuum pump is connected to the outside of the vacuum pipeline.

Further, a thimble is arranged in the lower die and is used for taking out the finished material.

Further, the device also comprises a manipulator, wherein the manipulator is arranged beside the lower electrode seat and is used for placing materials into a lower die.

Further, the device also comprises a photoelectric sensor, wherein the photoelectric sensor is arranged beside the lower electrode seat and is used for judging whether the material is put into the lower die or not.

Compared with the prior art, the utility model has the beneficial effects that: the vacuum pipeline and the air pipeline are arranged, so that the product can be vacuumized firstly and then sealed and then deflated when sealed, the dew point and the vacuum stability of the sealed and welded environment are ensured after one vacuumizing and one welding and one discharging, and the high vacuum degree of the inner cavity of the sealed and welded product is ensured.

Other features and advantages of the present utility model will be disclosed in the following detailed description of the utility model and the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a side view of the overall structure of the present utility model;

the figure indicates: 1. a first cylinder; 2. a second cylinder; 3. an upper electrode rod; 4. an air duct; 5. a connecting rod; 6. sealing and welding a vacuum cover; 7. an upper die; 8. a lower die; 9. a lower electrode base; 10. a vacuum pipe; 11. an electromagnetic valve; 12. and a blowing pipeline.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The vacuum seal welding device comprises a lower electrode seat 9, wherein a seal welding vacuum cover 6 is arranged right above the lower electrode seat 9, the seal welding vacuum cover 6 is matched with the lower electrode seat 9, and the seal welding vacuum cover 6 can be connected with the lower electrode seat 9 in a sealing way; the lower electrode seat 9 is communicated with a vacuum pipeline 10, and the sealing welding vacuum cover 6 is internally communicated with an air pipeline 4. In this embodiment, the air pipe 4 may be connected to an air delivery device, and air may be delivered into the seal-welding vacuum enclosure 6. The vacuum pipe 10 is used for connecting an air extracting device. The vacuum pipeline 10 is arranged below the air pipeline 4, so that the dew point stability of the sealing welding environment is ensured.

In this embodiment, an upper electrode rod 3 is disposed in the seal welding vacuum cover, and the upper electrode rod 3 is in sliding airtight connection with the seal welding vacuum cover 6. The air duct 4 is provided in the upper electrode rod 3. The air duct 4 provided in the upper electrode rod 3 facilitates the manufacturing connection.

The lower electrode holder 9 is provided with a lower die 8, the lower part of the upper electrode rod 3 is provided with an upper die 7 matched with the lower die 8, and the upper die 7 can be pressed with the lower die 8 through the upper electrode rod 3. The upper die 7 is electrically connected with the upper electrode rod 3. An insulating layer can be arranged outside the upper electrode rod 3.

The two sides of the seal welding vacuum cover are oppositely provided with a first air cylinder 1 and a second air cylinder 2, and the first air cylinder 1 and the second air cylinder 2 are used for driving the seal welding vacuum cover to move up and down. The distance between the first cylinder 1 and the vacuum cover is the same as the distance between the second cylinder 2 and the vacuum cover.

The sealing vacuum cover is provided with a connecting rod 5, and the first cylinder 1 and the second cylinder 2 are connected with the sealing vacuum cover through the connecting rod 5. The device also comprises a third air cylinder, wherein the third air cylinder is connected with the upper electrode rod 3 and is used for driving the upper electrode rod 3 to move up and down.

The vacuum pipe 10 is provided with an electromagnetic valve 11, in this embodiment, a two-position two-way electromagnetic valve 11. A vacuum pump is connected to the outside of the vacuum pipeline 10. The two-position two-way electromagnetic valve 11 is favorable for realizing the on-off of medium backflow and maintaining the vacuum environment in the seal welding vacuum cover. Optionally, the vacuum pipe 10 is connected to a vacuum tank, and is connected to the vacuum pump through the vacuum tank.

And a thimble is arranged in the lower die 8 and is used for taking out the finished material.

The lower electrode holder 9 is provided with a lower die 8, and the lower electrode holder 9 is provided with an air outlet of the air blowing pipeline 12, and the air blowing pipeline 12 is used for blowing up materials in the lower die 8 so as to facilitate the taking out of the materials.

The device also comprises a manipulator, wherein the manipulator is arranged beside the lower electrode seat 9 and is used for placing materials into the lower die 8.

The device also comprises a photoelectric sensor, wherein the photoelectric sensor is arranged beside the lower electrode seat 9 and is used for judging whether materials are put into the lower die 8 or not.

When the material feeding device is used, materials are put into the lower die 8 through the manipulator, and whether the materials are put into the station is judged through the photoelectric sensor. After the materials are placed, the first air cylinder 1 and the second air cylinder 2 work, the seal welding vacuum cover 6 is pressed down, and the seal welding vacuum cover 6 and the lower electrode seat 9 are sealed. After that, the solenoid valve is opened, and vacuum pumping is started by the vacuum pump and the vacuum tank. When the vacuum reaches a set pressure value, the upper electrode rod 3 is pressed down through the third cylinder, so that the upper die 7 and the lower die 8 are tightly pressed, discharge is started after the set pressure value is reached, welding is completed, air is filled in the air pipeline 4 for deflation, the seal welding vacuum cover 6 returns, and then the ejector pin and the blowing pipeline 12 are arranged in the lower die 8 for blowing up, so that the completed material is taken out.

The utility model provides a vacuum seal welding device which is simple in structure, convenient to use and high in reliability.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The vacuum sealing device is characterized by comprising a lower electrode seat, wherein a sealing vacuum cover is arranged above the lower electrode seat, an upper electrode rod is arranged in the sealing vacuum cover, the sealing vacuum cover is matched with the lower electrode seat, and the sealing vacuum cover can be connected with the lower electrode seat in a sealing way; the lower electrode seat is communicated with a vacuum pipeline, and the sealing welding vacuum cover is communicated with an air pipeline.

2. The vacuum seal welding apparatus of claim 1 wherein said upper electrode rod is slidably and hermetically connected to said seal welding vacuum housing.

3. The vacuum sealing device according to claim 2, wherein a lower die is arranged on the lower electrode holder, an upper die matched with the lower die is arranged at the lower part of the upper electrode rod, and the upper die can be pressed with the lower die through the upper electrode rod.

4. The vacuum sealing device according to claim 3, wherein a first cylinder and a second cylinder are respectively arranged on two sides of the sealing vacuum cover, and the first cylinder and the second cylinder are used for driving the sealing vacuum cover to move up and down.

5. The vacuum seal welding device according to claim 4, wherein a connecting rod is arranged on the seal welding vacuum cover, and the first cylinder and the second cylinder are connected with the seal welding vacuum cover through the connecting rod.

6. The vacuum sealing apparatus according to claim 5, further comprising a third cylinder connected to the upper electrode rod, the third cylinder being for driving the upper electrode rod to move up and down.

7. The vacuum sealing device according to claim 6, wherein an electromagnetic valve is arranged on the vacuum pipeline, and a vacuum pump is connected to the outside of the vacuum pipeline.

8. The vacuum seal welding device according to claim 6, wherein a thimble is arranged in the lower die, and the thimble is used for taking out finished materials.

9. The vacuum seal welding apparatus according to any one of claims 1 to 8, further comprising a robot disposed beside the lower electrode holder for placing a material into a lower die.

10. The vacuum seal welding device according to claim 9, further comprising a photoelectric sensor disposed beside the lower electrode holder, wherein the photoelectric sensor is configured to determine whether a material is placed in the lower die.