阅读说明：本技术 一种手机屏幕点胶用自动顶出装置 (Automatic ejection device for dispensing mobile phone screen ) 是由 徐近南 于 2020-11-30 设计创作，主要内容包括：本发明涉及手机加工制造技术领域,且公开了一种手机屏幕点胶用自动顶出装置,包括固定模座和顶出主体,所述固定模座内部开设有顶出移动槽,顶出移动槽内活动连接有顶出主体,顶出主体内部固定连接有第一磁铁块,固定模座内部固定连接有对应于第一磁铁块的第一电磁铁,顶出主体内部固定连接有第一正极板,固定模座内部固定连接有第一负极板。该手机屏幕点胶用自动顶出装置,点胶完成后,第一电磁铁块通电带有磁性,与第一磁铁块之间产生排斥力,将第一磁铁块连同手机屏幕向上顶出,第二磁铁块在连接弹簧带动下自动复位,橡胶吸盘内充气,手机屏幕与橡胶吸盘分离,方便取出,操作简便,自动化长度高,不会损坏手机屏幕表面的点胶区域。(The invention relates to the technical field of mobile phone processing and manufacturing, and discloses an automatic ejection device for dispensing a screen of a mobile phone. This automatic ejecting device is used in cell-phone screen point, point glue and accomplish the back, first magnet piece circular telegram has magnetism, and produces the repulsion force between the first magnet piece, upwards ejecting first magnet piece together with the cell-phone screen, the second magnet piece is automatic re-setting under the coupling spring drives, aerifys in the rubber suction cup, cell-phone screen and rubber suction cup separation, conveniently take out, easy and simple to handle, automatic length is high, can not damage the some glue regions on cell-phone screen surface.)

1. The utility model provides a cell-phone screen point is glued and is used automatic ejecting device, includes fixed die holder (1) and ejecting main part (3), its characterized in that: the automatic ejection device is characterized in that an ejection moving groove (2) is formed in the fixed die holder (1), an ejection main body (3) is movably connected in the ejection moving groove (2), a first magnet block (4) is fixedly connected in the ejection main body (3), a first electromagnet (5) corresponding to the first magnet block (4) is fixedly connected in the fixed die holder (1), a first positive plate (6) is fixedly connected in the ejection main body (3), a first negative plate (7) is fixedly connected in the fixed die holder (1), a rubber sucker (8) is fixedly connected at the top of the ejection main body (3), a pneumatic suction groove (9) is formed in the ejection main body (3), a switch valve (10) is fixedly connected to the inner wall of the pneumatic suction groove (9), a pneumatic cavity (11) is formed in the fixed die holder (1), an elastic film layer (12) is fixedly connected to the inner wall of the pneumatic cavity (11), and a second magnet block (13) is, the outer side of the second magnet block (13) is fixedly connected with a connecting spring (14), the interior of the second magnet block (13) is fixedly connected with a dielectric plate (15), the interior of the fixed die holder (1) is fixedly connected with a second electromagnet (16) corresponding to the second magnet block (13), the interior of the fixed die holder (1) is fixedly connected with a second positive plate (17), and the interior of the fixed die holder (1) is fixedly connected with a second negative plate (18).

2. The automatic ejection device for dispensing the screen of the mobile phone according to claim 1, wherein: the corresponding surfaces of the first electromagnet (5) and the first magnet block (4) have the same magnetism, and the first electromagnet (5) is positioned below the pneumatic cavity (11).

3. The automatic ejection device for dispensing the screen of the mobile phone according to claim 1, wherein: the cross sections of the first positive plate (6) and the first negative plate (7) are the same, and the first negative plate (7) is electrically connected to the second electromagnet (16).

4. The automatic ejection device for dispensing the screen of the mobile phone according to claim 1, wherein: the screen containing groove is formed in the fixed die holder (1), the fixed top of the ejection moving groove (2) is connected to the bottom of the screen containing groove, and the top of the pneumatic cavity (11) is fixedly connected to the bottom of the ejection moving groove (2).

5. The automatic ejection device for dispensing the screen of the mobile phone according to claim 1, wherein: the cross-sectional areas of the second positive plate (17) and the second negative plate (18) are the same, the cross-sectional area of the dielectric plate (15) is larger than that of the second positive plate (17), and the second negative plate (18) is electrically connected to the switch valve (10).

6. The automatic ejection device for dispensing the screen of the mobile phone according to claim 1, wherein: the top of the pneumatic suction groove (9) is fixedly connected to the bottom of the rubber sucker (8), and the bottom of the pneumatic suction groove (9) is fixedly connected to the bottom of the ejection main body (3).

7. The automatic ejection device for dispensing the screen of the mobile phone according to claim 1, wherein: the length of the ejection moving groove (2) is greater than that of the ejection main body (3), and the diameter of the ejection moving groove (2) is smaller than that of the top opening of the pneumatic cavity (11).

Technical Field

The invention relates to the technical field of mobile phone processing and manufacturing, in particular to an automatic ejection device for dispensing of a mobile phone screen.

Background

In recent years, along with the rapid popularization of smart phones, the market growth and technical innovation of global mobile phone screens are accelerated, the industrial scale is continuously promoted, and from the viewpoint of product composition, the current mobile phone screens mainly use touch screens and mainly comprise cover plate glass, touch modules, display modules and other parts, so that a dispenser is required to perform dispensing operation on the mobile phone screens in the processing process of the mobile phone screens.

The existing glue dispensing process generally adopts manual operation, a mobile phone screen is placed into a glue dispensing fixing die holder, then a glue dispenser is opened for dispensing, the mobile phone screen is manually buckled out after the glue dispensing is finished, and a glue dispensing coating can be damaged in the operation process to cause product loss, so that the problem is solved by the automatic ejection device for dispensing the mobile phone screen.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the automatic ejection device for dispensing the screen of the mobile phone, which has the advantages of high automation degree, good ejection stability and product loss reduction, and solves the problem that the screen of the mobile phone is manually buckled out after dispensing is finished, and a dispensing coating can be damaged in the operation process, so that the product loss is caused.

(II) technical scheme

In order to realize the purposes of high automation degree, good ejection stability and product loss reduction, the invention provides the following technical scheme: an automatic ejection device for dispensing a screen of a mobile phone comprises a fixed die holder and an ejection main body, wherein an ejection moving groove is formed in the fixed die holder, the ejection main body is movably connected in the ejection moving groove, a first magnet block is fixedly connected in the ejection main body, a first electromagnet corresponding to the first magnet block is fixedly connected in the fixed die holder, a first positive plate is fixedly connected in the ejection main body, a first negative plate is fixedly connected in the fixed die holder, a rubber sucking disc is fixedly connected at the top of the ejection main body, a pneumatic suction groove is formed in the ejection main body, a switch valve is fixedly connected on the inner wall of the pneumatic suction groove, a pneumatic cavity is formed in the fixed die holder, an elastic film layer is fixedly connected on the inner wall of the pneumatic cavity, a second magnet block is fixedly connected on the outer side of the elastic film layer, a connecting spring is fixedly connected on the, the fixed die holder is fixedly connected with a second electromagnet corresponding to the second magnet block, the fixed die holder is fixedly connected with a second positive plate, and the fixed die holder is fixedly connected with a second negative plate.

Preferably, the first electromagnet has the same magnetism as the corresponding surface of the first magnet block, the first electromagnet is positioned below the pneumatic cavity, and the first electromagnet is electrified and has magnetism to generate repulsive force with the first magnet block.

Preferably, the first positive plate and the first negative plate have the same cross-sectional area, the first negative plate is electrically connected to the second electromagnet, and the first positive plate and the first negative plate are connected to enable the second electromagnet to be electrified to generate magnetism.

Preferably, a screen accommodating groove is formed in the fixed die holder, the fixed top of the ejection moving groove is connected to the bottom of the screen accommodating groove, the top of the pneumatic cavity is fixedly connected to the bottom of the ejection moving groove, and the ejection main body moves up and down in the ejection moving groove.

Preferably, the second positive electrode plate and the second negative electrode plate have the same cross-sectional area, the dielectric plate has a cross-sectional area larger than that of the second positive electrode plate, the second negative electrode plate is electrically connected to the switching valve, and the dielectric plate controls the connection of the second positive electrode plate and the second negative electrode plate.

Preferably, the top of the pneumatic suction groove is fixedly connected to the bottom of the rubber suction cup, the bottom of the pneumatic suction groove is fixedly connected to the bottom of the ejection main body, and air inside the rubber suction cup is sucked out through the pneumatic suction groove.

Preferably, the length of the ejection moving groove is greater than that of the ejection main body, the diameter of the ejection moving groove is smaller than that of the top opening of the pneumatic cavity, and the ejection main body is clamped at the top of the pneumatic cavity.

(III) advantageous effects

Compared with the prior art, the invention provides an automatic ejection device for dispensing a mobile phone screen, which has the following beneficial effects:

1. this automatic ejecting device is used to cell-phone screen point is glued, lose magnetism through the outage of control button control first electro-magnet, make ejecting main part remove along ejecting shifting chute downstream, drive the cell-phone screen to the holding tank in, along with the removal of ejecting main part, second electro-magnet switch on has magnetism, attract the second magnet piece to remove to the outside along pneumatic chamber, make the atmospheric pressure of pneumatic intracavity diminish, the ooff valve outage is opened, gas between rubber suction cup and the cell-phone screen is through pneumatic suction groove suction to pneumatic intracavity, fix the cell-phone screen on rubber suction cup, prevent that the cell-phone screen from rocking.

2. This automatic ejecting device is used in cell-phone screen point, point glue and accomplish the back, first magnet piece circular telegram has magnetism, and produces the repulsion force between the first magnet piece, upwards ejecting first magnet piece together with the cell-phone screen, the second magnet piece is automatic re-setting under the coupling spring drives, aerifys in the rubber suction cup, cell-phone screen and rubber suction cup separation, conveniently take out, easy and simple to handle, automatic length is high, can not damage the some glue regions on cell-phone screen surface.

Drawings

FIG. 1 is a schematic side view of a first electromagnet according to the present invention in a power-off state;

FIG. 2 is a schematic diagram of a side view of a first electromagnet in accordance with the present invention;

FIG. 3 is a schematic diagram of a side view of a second electromagnet according to the present invention in an energized state;

FIG. 4 is a schematic side view of the ejector body of the present invention.

In the figure: 1. fixing a die holder; 2. ejecting the moving groove; 3. ejecting the main body; 4. a first magnet block; 5. a first electromagnet; 6. a first positive electrode plate; 7. a first negative plate; 8. a rubber suction cup; 9. a pneumatic suction groove; 10. an on-off valve; 11. a pneumatic chamber; 12. an elastic film layer; 13. a second magnet block; 14. a connecting spring; 15. a dielectric plate; 16. a second electromagnet; 17. a second positive electrode plate; 18. a second negative plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an automatic ejection device for dispensing a screen of a mobile phone comprises a fixed die holder 1 and an ejection main body 3, wherein an ejection moving groove 2 is formed in the fixed die holder 1, the ejection main body 3 is movably connected in the ejection moving groove 2, a first magnet block 4 is fixedly connected in the ejection main body 3, a first electromagnet 5 corresponding to the first magnet block 4 is fixedly connected in the fixed die holder 1, the corresponding surfaces of the first electromagnet 5 and the first magnet block 4 have the same magnetism, the first electromagnet 5 is positioned below a pneumatic cavity 11, the first electromagnet 5 is electrified and has magnetism, a repulsive force is generated between the first electromagnet 5 and the first magnet block 4, a first positive plate 6 is fixedly connected in the ejection main body 3, a first negative plate 7 is fixedly connected in the fixed die holder 1, the cross sections of the first positive plate 6 and the first negative plate 7 are the same, the first negative plate 7 is electrically connected to a second electromagnet 16, the first positive plate 6 and the first negative plate 7 are connected to enable the second electromagnet 16 to be electrified to generate magnetism, the top of the ejection main body 3 is fixedly connected with a rubber sucker 8, a pneumatic suction groove 9 is formed in the ejection main body 3, the inner wall of the pneumatic suction groove 9 is fixedly connected with a switch valve 10, the top of the pneumatic suction groove 9 is fixedly connected to the bottom of the rubber sucker 8, the bottom of the pneumatic suction groove 9 is fixedly connected to the bottom of the ejection main body 3, and air in the rubber sucker 8 is sucked out through the pneumatic suction groove 9;

the inside of the fixed die holder 1 is provided with a pneumatic cavity 11, the inside of the fixed die holder 1 is provided with a screen accommodating groove, the fixed top of the ejection moving groove 2 is connected to the bottom of the screen accommodating groove, the top of the pneumatic cavity 11 is fixedly connected to the bottom of the ejection moving groove 2, the ejection main body 3 moves up and down in the ejection moving groove 2, the length of the ejection moving groove 2 is larger than that of the ejection main body 3, the diameter of the ejection moving groove 2 is smaller than that of the top opening of the pneumatic cavity 11, the ejection main body 3 is clamped at the top of the pneumatic cavity 11, the inner wall of the pneumatic cavity 11 is fixedly connected with an elastic film layer 12, the outer side of the elastic film layer 12 is fixedly connected with a second magnet block 13, the outer side of the second magnet block 13 is fixedly connected with a connecting spring 14, the inside of the second magnet block 13 is fixedly connected with a dielectric plate 15, the inside of, the fixed die holder 1 is internally and fixedly connected with a second negative plate 18. The cross-sectional areas of the second positive electrode plate 17 and the second negative electrode plate 18 are the same, the cross-sectional area of the dielectric plate 15 is larger than that of the second positive electrode plate 17, the second negative electrode plate 18 is electrically connected to the switch valve 10, and the dielectric plate 15 controls the connection of the second positive electrode plate 17 and the second negative electrode plate 18.

The working principle is as follows: the mobile phone screen to be processed by dispensing is placed on the rubber sucker 8, then the first electromagnet 5 is controlled by the control button to be powered off and lose magnetism, the ejection main body 3 moves downwards along the ejection moving groove 2 to drive the mobile phone screen into the accommodating groove, the first positive plate 6 and the first negative plate 7 are in opposite positions along with the movement of the ejection main body 3, the second electromagnet 16 is powered on and has magnetism, the second magnet block 13 is attracted to move outwards along the pneumatic cavity 11, at the same time, the elastic membrane layer 12 is pulled to be larger, so that the air pressure in the pneumatic cavity 11 becomes smaller, and when the dielectric plate 15 moves to between the second positive electrode plate 17 and the second negative electrode plate 18, the switch valve 10 is powered off and opened, gas between the rubber suction cup 8 and the mobile phone screen is sucked into the pneumatic cavity 11 through the pneumatic suction groove 9, the mobile phone screen is fixed on the rubber suction cup 8, and the mobile phone screen is prevented from shaking;

after dispensing is finished, the first electromagnet block 5 is electrified and has magnetism, repulsive force is generated between the first electromagnet block 5 and the first magnet block 4, the first magnet block 4 and the mobile phone screen are ejected upwards, the first positive plate 6 and the first negative plate 7 are disconnected, the second electromagnet 16 is powered off and loses magnetism, the second magnet block 13 is automatically reset under the driving of the connecting spring 14, air is filled in the rubber sucker 8, the switch valve 10 is powered on and opened, and the mobile phone screen is separated from the rubber sucker 8 and is convenient to take out.

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 spirit of the invention, the scope of which is defined in the appended claims and their equivalents.