CN214793662U

CN214793662U - A mobile phone frame air tightness detector

Info

Publication number: CN214793662U
Application number: CN202120633516.5U
Authority: CN
Inventors: 吴其华
Original assignee: Dongguan Chenhan Electronic Equipment Co ltd
Current assignee: Dongguan Chenhan Electronic Equipment Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-11-19
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses an air-tightness detector for a frame of a mobile phone, which comprises a support, a work plate, a workpiece fixing component, an upper pressure component and a ventilation component. A first driving device is installed on the support, which can drive the working plate to move, and cooperate with the upper pressing component to press and seal the upper and lower surfaces of the workpiece; the working plate is equipped with a second driving device and a third driving device, which can push several plugs to seal the frame of the workpiece holes on the top. The utility model has a simple structure, can be used to detect the air tightness of the mobile phones of different sizes or the side walls of the middle frame of the mobile phone, and has a wide application range; by setting the second plug and the third plug and the driving device respectively drivingly connected with them, the hole on the frame of the workpiece can be sealed; by setting the ventilation component, gas can be injected into the sealed mobile phone or the inside of the casing , so that the frame of the mobile phone or case can be observed for air leakage from the outside.

Description

Cell-phone frame gas tightness detector

Technical Field

The utility model relates to a cell-phone production technical field, in particular to cell-phone frame gas tightness detector.

Background

With the increasing requirements of consumers on the quality of mobile phones, semi-finished products or finished products of mobile phones generally need to be detected for water resistance, namely air tightness, in the production process and before delivery. Due to the fact that the outline dimensions of the mobile phone shell or the finished product are different and the inspection amount is generally large, a special detection jig is often needed, and waste of jig production cost and management cost is easily caused.

To sum up, the utility model provides a cell phone frame gas tightness detector can the fixed not mobile phone casing of unidimensional specification of quick centre gripping and quick check its gas tightness.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the above-mentioned prior art, the utility model provides a cell phone frame gas tightness detector, simple structure can be used to detect the cell-phone of not unidimensional structure or the gas tightness of cell-phone center lateral wall, and application scope is wider.

In order to solve the technical problem, the utility model discloses a technical scheme as follows:

a cell-phone frame gas tightness detector includes:

the support is provided with a first driving device, the first driving device is in transmission connection with a top plate arranged above the support Z through a first transmission device, and the first driving device can drive the top plate to move along the Z direction;

the working plate is movably arranged above the top plate in the Z direction through a plurality of guide columns extending in the Z direction, and can move in the Z direction under the pushing of the top plate;

the workpiece fixing assembly is arranged on the working plate and comprises a bottom plate which is detachably and horizontally fixed at the upper end part of the working plate; the upper end part of the bottom plate is detachably and fixedly provided with a plurality of fixed blocks, and the fixed blocks can surround a placing area matched with the mobile phone shell on the bottom plate; the working plate is provided with a second driving device and a third driving device which are detachably arranged on two sides of the bottom plate respectively: the second driving device is in transmission connection with the second plug through a second transmission device, the third driving device is in transmission connection with the third plug through a third transmission device, and the second plug and the third plug can move towards the placing area or keep away from the placing area under the driving of the second driving device and the third driving device so as to tightly abut against and seal a hole in a mobile phone or a shell frame or keep away from the mobile phone shell.

The upper pressing assembly is horizontally arranged above the Z direction of the workpiece fixing assembly and comprises a cover plate which is detachably and horizontally fixed at the upper end parts of the guide pillars, an upper pressing plate is detachably and fixedly arranged at the lower end part of the cover plate, and the upper pressing plate is arranged right above the Z direction of the placing area;

a ventilation assembly: the air pump is arranged on the support and communicated with an air hole arranged on the bottom plate through an air pipe;

a control component: the control assembly is arranged on the support and can control the first driving device, the second driving device, the third driving device and the air pump to operate by controlling the control assembly.

As a further elaboration of the above technical solution:

in the technical scheme, an annular groove is formed in the bottom plate at the placement area, a sealing element is arranged in the groove, and the upper end of the sealing element extends out of the groove and is matched with the bottom of the frame of the mobile phone shell; more than one air hole is arranged in the area surrounded by the grooves on the bottom plate; the working plate is provided with avoidance holes matched with the air holes one by one.

In the above technical solution, the sealing member is an elastic sealing member.

In the above technical scheme, the second plug and the third plug are both elastic plugs.

In the above technical solution, the upper pressure plate includes a first plate detachably fixed below the cover plate, the first plate is detachably fixed with a plurality of guide rods extending along the Z direction, the lower end portions of the plurality of guide rods are detachably fixed with a horizontal second plate, and the bottom end portion of the second plate is provided with an elastic sealing rubber gasket adapted to the upper surface of the mobile phone or the housing; each guide rod is sleeved with a spring.

In the above technical solution, each guide post is detachably fixed at the upper end of the support; each guide post is sleeved with a guide sleeve, and each guide sleeve is detachably and fixedly arranged on the working plate.

In the above technical solution, a pressure sensor is further detachably and fixedly arranged on the working plate, and the pressure sensor is electrically connected with the first driving device.

In the above technical solution, the first driving device, the second driving device and the third driving device are all cylinders; the first transmission device, the second transmission device and the third transmission device are push rods.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model has simple integral structure, can be used for detecting the air tightness of the mobile phones or the side walls of the middle frames of the mobile phones with different sizes and structures, and has wider application range; the mobile working plate and the relatively fixed upper pressing component are arranged, so that the upper surface and the lower surface of the mobile phone or the shell can be sealed and fixed; the sealing of the hole on the mobile phone or the frame of the shell can be realized by arranging the second plug and the third plug and the driving device which is respectively in transmission connection with the second plug and the third plug; through setting up the subassembly of ventilating, can inject gas into sealed cell-phone or casing inside to whether there is the gas leakage phenomenon in its frame is observed from the outside of cell-phone or casing.

Drawings

Fig. 1 is a schematic perspective view of the present invention in an operating state;

FIG. 2 is a front view of the present invention in an operating state;

FIG. 3 is a schematic structural view of the workpiece fixing assembly in the present embodiment;

FIG. 4 is a schematic structural view of the workpiece fixing assembly in another view according to the present embodiment;

FIG. 5 is a structure of a base plate in the present embodiment;

fig. 6 is a schematic structural diagram of the upper-pressure component in the present embodiment.

In the figure:

10. a support; 11. a first driving device; 12. a top plate; 20. a working plate; 30. a workpiece fixing assembly; 31. a base plate; 311. Air holes; 312. a groove; 32. a fixed block; 33. a second driving device; 34. a second plug; 35. a third driving device; 36. a third plug; 37. a seal member; 40. an upper pressing assembly; 41. a cover plate; 42. an upper pressure plate; 421. a first plate; 422. a guide bar; 423. a second plate; 424. an elastic sealing rubber mat; 425. a spring; 60. a control component; 70. a guide post; 71. a guide sleeve; 80. A pressure sensor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used 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 one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1-6, an airtight detector for a mobile phone bezel comprises:

a support 10, on which a first driving device 11 is installed, the first driving device 11 is in transmission connection with a top plate 12 installed above Z of the support 10 through a first transmission device, and the first driving device 11 can drive the top plate 12 to move along the Z direction;

the working plate 20 is movably arranged above the Z direction of the top plate 12 through a plurality of guide posts 70 extending along the Z direction, and the working plate 20 can move along the Z direction under the pushing of the top plate 12;

a workpiece fixing assembly 30 installed on the work plate 20 and including a base plate 31 detachably horizontally fixed at an upper end portion of the work plate 20; the upper end part of the bottom plate 31 is detachably and fixedly provided with a plurality of fixing blocks 32, and the fixing blocks 32 can surround the bottom plate 31 to form a placing area matched with the mobile phone shell; the second driving device 33 and the third driving device 35 are detachably fixed on the working plate 20 at two sides of the bottom plate 31 respectively: the second driving device 33 is in transmission connection with the second plug 34 through a second transmission device, the third driving device 35 is in transmission connection with the third plug 36 through a third transmission device, and the second plug 34 and the third plug 36 can move towards the placing area or move away from the placing area under the driving of the second driving device 33 and the third driving device 35 so as to abut against and seal a hole in the mobile phone or the frame of the mobile phone shell or move away from the mobile phone shell.

The upper pressing component 40 is horizontally arranged above the Z direction of the workpiece fixing component 30 and comprises a cover plate 41 which is detachably and horizontally fixed at the upper end parts of a plurality of guide columns 70, an upper pressing plate 42 is detachably and fixedly arranged at the lower end part of the cover plate 41, and the upper pressing plate 42 is arranged right above the Z direction of the placing area.

A ventilation assembly: comprises an air pump arranged on a support 10, and the air pump is communicated with an air hole 311 arranged on a bottom plate 31 through an air pipe;

the control assembly 60: the control assembly is arranged on the support 10 and can control the operation of the first driving device 11, the second driving device 33, the third driving device 35 and the air pump.

As shown in fig. 1-2, the base 10 is an openable closed cabinet, in this embodiment, an air pump is disposed inside the base 10, one end of the air pipe is connected to the air pump, and the other end of the air pipe passes through the working plate 20 and is connected to the air hole 311, neither of the air pump and the air pipe is shown in the figures.

As shown in fig. 3-5, the bottom plate 31 is provided with an annular groove 312 at the placement area, a sealing member 37 is arranged in the groove 312, and the upper end of the sealing member 37 extends into the groove 312 and is matched with the bottom of the frame of the mobile phone shell; more than one air hole 311 is arranged in the area surrounded by the groove 312 on the bottom plate 31; the working plate 20 is provided with avoidance holes which are matched with the air holes 311 one by one. In the present embodiment, the seal 37 is an elastic seal; the second plug 34 and the third plug 36 are both elastic plugs.

During detection, the structure and the size of the sealing element 37 can be properly adjusted according to the size of the mobile phone or the mobile phone middle frame to be detected, so that the inner frame of the sealing element 37 is ensured to be matched with the outline of the mobile phone or the mobile phone middle frame, and the purposes of supporting and protecting the mobile phone and the mobile phone middle frame are achieved. In application, the structure and the size of the sealing element 37 extending out of the groove 312 can be designed and changed, so that workpieces with different sizes can be supported and sealed, interchangeability is strong, the application range is wide, and the interchange cost is low.

As shown in fig. 6, the upper press plate 42 includes a first plate 421 detachably fixed below the cover plate 41, a plurality of guide rods 422 extending along the Z direction are detachably fixed on the first plate 421, a horizontal second plate 423 is detachably fixed at the lower ends of the plurality of guide rods 422, and an elastic sealing rubber pad 424 adapted to the upper surface of the mobile phone or the housing is installed at the bottom end of the second plate 423; each guide rod 422 is sleeved with a spring 425.

When the first driving device 11 drives the working plate 20 and the mobile phone or the housing thereon to move upwards, the elastic sealing rubber pad 424 and the spring 425 can form a buffer between the second plate 423 and the mobile phone or the housing, so as to prevent the mobile phone or the housing from being crushed.

As shown in fig. 1, each guide post 70 is detachably fixed to the upper end of the support 10; each guide post 70 is sleeved with a guide sleeve 71, and each guide sleeve 71 is detachably fixed on the working plate 20.

As shown in fig. 4, a pressure sensor 80 is detachably fixed on the working plate 20, and the pressure sensor 80 is electrically connected to the first driving device 11. When the first driving device 11 pushes the working plate 20 upward and presses the working plate against the upper pressing assembly 40, the pressure sensor can receive the pressure borne by the working plate 20 in real time and send a signal to instruct the first driving device 11 to stop driving at a proper time, so as to avoid crushing the mobile phone or the shell.

In the present embodiment, the first driving device 11, the second driving device 33, and the third driving device 35 are all air cylinders; the first transmission device, the second transmission device and the third transmission device are push rods.

The utility model discloses a working process is: firstly, coating bubble water on the surface of the outer side wall of the mobile phone frame or the mobile phone middle frame, and placing the bubble water in the placing area of the bottom plate 31 to enable the bottom of the bubble water to be abutted against the sealing element 37; after the operation is finished, the first driving device 11 is started to drive the top plate 12 to move upwards, so as to drive the working plate 20 to move upwards along the guide post 70, the working plate is matched with the upper pressing assembly 40 fixed at the top end part of the guide post 70 to press the mobile phone or the shell, and the sealing element 37 and the elastic sealing rubber pad 424 are matched with the upper end surface and the lower end surface of the mobile phone or the shell to seal; after the completion, the second driving device 33 and the third driving device 35 are started, and the second plug 34 and the third plug 36 are respectively pressed against the hole of the mobile phone or the shell and sealed, such as a charging hole, a sound receiving hole, an earphone hole and the like; thus, the sealing of the mobile phone or the shell is completed. Then, the air pump is started to blow or suck air into the placing area through the air holes 311 according to the structural characteristics of the product. And at the moment, observing whether bubbles are generated on the side wall of the frame of the mobile phone or the shell, if so, indicating that the product has air leakage and the air tightness detection result is bad, otherwise, indicating that the product has no air leakage and the air tightness detection result is a good product.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. a mobile phone frame air tightness detector, is characterized in that, comprises:

A support, on which a first driving device is installed, the first driving device is in driving connection with the top plate installed in the Z direction of the support through a first transmission device, and the first driving device can drive the The top plate moves along the Z direction;

The work plate is movably installed above the Z direction of the top plate through a number of guide posts extending along the Z direction, and the work plate can move along the Z direction under the push of the top plate;

The workpiece fixing assembly, which is installed on the working plate, includes a bottom plate that is detachably and horizontally fixed on the upper end of the working plate; The blocks can be enclosed on the bottom plate to form a placement area matching the mobile phone case; the working plate is respectively detachably fixed with a second driving device and a third driving device on both sides of the bottom plate: the first The second driving device is drivingly connected with the second plug through the second transmission device, the third driving device is drivingly connected with the third plug through the third transmission device, and the second plug and the third plug can be The second driving device and the third driving device move toward or away from the placement area under the driving of the second driving device, so as to press against and seal the hole on the frame of the mobile phone or the casing or move away from the mobile phone casing;

The upper pressing assembly is installed horizontally above the Z direction of the workpiece fixing assembly, and includes a cover plate that is detachably and horizontally fixed on the upper ends of the guide posts, and the lower ends of the cover plates are detachably fixed with an upper pressing plate, the upper pressing plate is arranged just above the Z direction of the placement area;

Ventilation assembly: including an air pump installed on the support, and the air pump communicates with the air hole installed on the bottom plate through an air pipe;

Control assembly: installed on the support, and operating the control assembly can control the operation of the first driving device, the second driving device, the third driving device and the air pump.

2. A mobile phone frame airtightness detector according to claim 1, wherein the bottom plate is provided with an annular groove at the placement area, and a seal is installed in the groove, The upper end of the seal extends out of the groove and fits with the bottom of the frame of the mobile phone case; the bottom plate is provided with more than one air hole in the area enclosed by the groove; the The working plate is provided with escape holes matched with the plurality of air holes one by one.

3 . The air tightness detector of a mobile phone frame according to claim 2 , wherein the sealing member is an elastic sealing member. 4 .

4 . The air tightness detector of a mobile phone frame according to claim 1 , wherein the second plug and the third plug are elastic plugs. 5 .

5 . The air-tightness detector of a mobile phone frame according to claim 1 , wherein the upper pressing plate comprises a first plate detachably fixed under the cover plate, and the first plate is detachable. 6 . A number of guide rods extending along the Z direction are detachably fixed, and a horizontal second plate is detachably fixed at the lower ends of the guide rods, and the bottom end of the second board is equipped with a mobile phone or a mobile phone. The upper surface of the casing is fitted with an elastic sealing rubber pad; a spring is sleeved on each of the guide rods.

6 . The airtightness detector of a mobile phone frame according to claim 1 , wherein each of the guide posts is detachably fixed on the upper end of the support; each of the guide posts A guide sleeve is sleeved on each of the guide sleeves, and each of the guide sleeves is detachably fixed on the working plate.

7 . The air-tightness detector of a mobile phone frame according to claim 1 , wherein a pressure sensor is detachably fixed on the working board, and the pressure sensor is electrically connected to the first driving device. 8 . connect.

8. A mobile phone frame air-tightness detector according to any one of claims 1-7, wherein the first driving device, the second driving device and the third driving device are all air cylinders; the The first transmission device, the second transmission device and the third transmission device are all push rods.