CN209078652U - A mobile phone case assembly side key auxiliary fixture - Google Patents

Abstract

The utility model discloses a mobile phone shell assembling side key auxiliary jig, which comprises a mobile phone shell positioning plate, wherein a mobile phone shell positioning groove is formed in the front surface of the mobile phone shell positioning plate and is used for positioning a mobile phone shell through a left end positioning surface, a right end positioning surface and a lower end positioning surface; an elastic pushing assembly is arranged at the upper end part of the mobile phone shell positioning plate and comprises a pushing rod mounting shell and a side key pushing rod, the pushing rod mounting shell comprises a pushing rod mounting rear shell and a pushing rod mounting front shell, the side key pushing rod is embedded in a pushing rod mounting cavity between the pushing rod mounting rear shell and the pushing rod mounting front shell, and the side key pushing rod is provided with a spring which elastically pushes against the side key pushing rod downwards; and a limiting screw which is screwed in an internal thread hole of the push rod mounting rear shell is embedded in a screw mounting hole of the mobile phone shell positioning plate. The utility model has the advantages of structural design is novel, operation convenient to use, and can effectively improve the efficiency of cell-phone shell equipment side key and guarantee the equipment quality of cell-phone shell and side key.

Description

A mobile phone case assembly side key auxiliary fixture

technical field

The utility model relates to the technical field of mobile phone processing equipment, in particular to an auxiliary jig for assembling side keys of a mobile phone case.

Background technique

During the production and processing of mobile phones, side buttons (such as volume buttons and power buttons) need to be installed in the corresponding side button mounting holes of the mobile phone case.

In the prior art, the side keys are generally pressed into the corresponding side key installation holes of the mobile phone case by manually operating the round glue stick. Since it is difficult to stably control the strength of the manual operation of the round glue stick, it is easy to As a result, the installation quality of the side keys is unstable, and the phenomenon of reverse work is easy to occur, and the assembly efficiency is not high.

Utility model content

The purpose of the present utility model is to provide an auxiliary jig for assembling a side key of a mobile phone case in view of the deficiencies of the prior art. The efficiency of the side buttons and the assembly quality of the phone case and the side buttons are guaranteed.

In order to achieve the above-mentioned purpose, the utility model is realized through the following technical solutions.

An auxiliary jig for assembling a side key of a mobile phone case, comprising a jig main body, the jig main body includes a mobile phone case positioning plate, the front surface of the mobile phone case positioning plate is provided with a mobile phone case positioning groove that opens upward, and the mobile phone case positioning groove is The left side wall is provided with a left end positioning surface, the right side wall of the mobile phone case positioning groove is provided with a right end positioning surface, and the lower end side wall of the mobile phone case positioning groove is provided with a lower end positioning surface;

The upper end of the positioning plate of the mobile phone case is provided with an elastic push assembly, and the elastic push assembly includes a push rod installation shell, and the push rod installation shell includes a push rod installation rear shell, a shell located in the push rod installation rear shell The front end side of the push rod is installed with the front casing, the push rod installation rear casing is screwed with the push rod installation front casing, and the interior of the push rod installation casing is between the push rod installation rear casing and the push rod installation front casing. A push rod installation chamber is formed, the upper surface of the push rod installation casing is provided with a through hole on the upper end of the casing that communicates with the push rod installation chamber, and the lower surface of the push rod installation shell is provided with a push rod The through hole at the lower end of the casing communicated with the installation chamber, the side key push rod arranged vertically can be embedded in the push rod installation chamber relatively up and down, the side key push rod is in the shape of a round bar, and the side key push rod The upper end of the rod passes through the upper through hole of the casing and extends to the upper end side of the ejector rod installation casing, and the lower end of the side key ejector rod passes through the through hole at the lower end of the casing and extends to the lower end of the ejector rod installation casing side; the outer circumferential surface of the middle of the side key top push rod is provided with a push rod shoulder, and the outer diameter of the push rod shoulder is larger than the inner diameter of the through hole at the upper end of the casing and the through hole at the lower end of the casing. The outer periphery of the push rod is sleeved with a spring on the upper end side of the push rod shoulder, the upper end of the spring is in contact with the edge of the lower end opening of the upper through hole of the casing, and the lower end of the spring is in contact with the upper surface of the push rod shoulder ;

The rear surface of the rear shell after the ejector rod is installed is provided with an internal threaded hole that opens towards the rear, and the positioning plate of the mobile phone case is provided with a screw installation hole aligned with the internal threaded hole of the rear shell of the ejector rod installation, and the screw installation hole is an oblong hole. And it is arranged vertically, and the screw installation hole is embedded with a limit screw screwed in the inner threaded hole of the rear casing of the ejector rod installation.

Wherein, the rear surface of the rear shell after the ejector rod is installed is provided with two rear shell guide bumps which are arranged at left and right intervals and respectively protrude and extend toward the rear, and each rear shell guide bump is respectively integrated with the ejector rod installation rear shell. structure;

The positioning plate of the mobile phone case is respectively provided with a vertically extending positioning plate guide groove corresponding to each rear case guide protrusion, and each rear case guide protrusion is respectively embedded in the corresponding side positioning plate guide groove.

Wherein, the lower ends of the side key top push rods are respectively sheathed with rubber sleeves.

Wherein, the side key top push rod is a round steel rod.

Wherein, the rear surface of the positioning plate of the mobile phone case is screwed with two supporting plates spaced from left to right and facing each other, and each supporting plate is in the shape of a triangle and extends vertically.

The beneficial effects of the utility model are as follows: the mobile phone case assembly side key auxiliary fixture of the utility model includes a fixture body, the fixture body includes a mobile phone case positioning plate, and the front surface of the mobile phone case positioning plate is provided with a There is a mobile phone case positioning groove that opens upward, the left side wall of the mobile phone case positioning groove is provided with a left end positioning surface, the right side wall of the mobile phone case positioning groove is provided with a right end positioning surface, and the lower end side wall of the mobile phone case positioning groove is provided with a lower end positioning surface The upper end of the positioning plate of the mobile phone case is equipped with an elastic push assembly, the elastic push assembly includes a push rod installation shell, and the push rod installation shell includes a push rod installation back shell, located in the push rod installation The ejector rod on the front end side of the rear shell is installed with the front shell, the rear shell of the ejector rod installation is screwed with the front shell of the ejector rod installation, and the inside of the ejector rod installation shell is installed on the ejector rod. The rear shell and the ejector rod installation front shell A push rod installation chamber is formed therebetween, the upper surface of the push rod installation shell is provided with a through hole on the upper end of the shell that communicates with the push rod installation chamber, and the lower surface of the push rod installation shell is provided with a hole connected to the top of the push rod installation shell. The through hole at the lower end of the casing communicated with the push rod installation chamber, the side key push rod arranged vertically can be embedded in the push rod installation chamber relatively up and down, the side key top push rod is in the shape of a round bar, and the side key The upper end of the ejector rod passes through the upper through hole of the casing and extends to the upper end side of the ejector rod installation shell, and the lower end of the side key ejector rod passes through the through hole at the lower end of the shell and extends to the ejector rod installation shell The outer circumferential surface of the middle part of the push rod of the side key is provided with a shoulder of the push rod, and the outer diameter of the shoulder of the push rod is larger than the inner diameter of the through hole at the upper end of the casing and the through hole at the lower end of the casing. The periphery of the key top push rod is sleeved with a spring on the upper end side of the push rod shoulder. Abutting; the rear surface of the rear shell after the push rod is installed is provided with an internal threaded hole that opens towards the rear, and the positioning plate of the mobile phone case is provided with a screw installation hole aligned front and rear with the internal threaded hole of the rear shell after the push rod is installed, and the screw mounting hole It is an oblong hole and is arranged vertically. The screw installation hole is embedded with a limit screw that is screwed into the inner threaded hole of the rear casing of the push rod installation. Through the above structural design, the utility model has the advantages of novel structural design, convenient operation and use, and can effectively improve the efficiency of assembling the side keys of the mobile phone case and ensure the assembly quality of the mobile phone case and the side keys.

Description of drawings

The present utility model will be further described below with reference to the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the present utility model.

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic cross-sectional view of the utility model.

3 is a schematic cross-sectional view of another position of the present invention.

Included in Figures 1 to 3 are:

1——The main body of the fixture 11——The positioning plate of the mobile phone case

111——Mobile phone case positioning groove 112——Left positioning surface

113——right end positioning surface 114——lower end positioning surface

115 - screw mounting holes 116 - positioning plate guide groove

12——Support plate 2——Elastic push-up assembly

21——Ejector rod installation shell 211——Ejector rod installation rear shell

2111——Internal thread hole 2112——Rear shell guide lug

212 - front housing for ejector rod installation 213 - ejector rod installation chamber

214——Through hole at the upper end of the shell 215——Through hole at the lower end of the shell

22 - side key push rod 221 - push rod shoulder

23 - spring 24 - limit screw.

Detailed ways

The present invention will be described below with reference to specific embodiments.

As shown in FIGS. 1 to 3 , an auxiliary jig for assembling a side key of a mobile phone case includes a jig main body 1 , and the jig main body 1 includes a mobile phone case positioning plate 11 , and the front surface of the mobile phone case positioning plate 11 is provided with The mobile phone case positioning groove 111 is opened on the top. The left side wall of the mobile phone case positioning groove 111 is provided with a left end positioning surface 112, the right side wall of the mobile phone case positioning groove 111 is provided with a right end positioning surface 113, and the lower end side wall of the mobile phone case positioning groove 111 is provided. A lower end positioning surface 114 is provided.

Further, the upper end of the positioning plate 11 of the mobile phone case is provided with an elastic push assembly 2, the elastic push assembly 2 includes a push rod installation casing 21, and the push rod installation casing 21 includes a push rod installation rear shell. 211. The ejector rod installation front shell 212 located at the front end side of the ejector rod installation rear shell 211, the ejector rod installation rear shell 211 is screwed with the ejector rod installation front shell 212, and the inside of the ejector rod installation shell 21 is at the top A push rod installation cavity 213 is formed between the push rod installation rear shell 211 and the push rod installation front shell 212 , and a casing communicated with the push rod installation cavity 213 is formed on the upper surface of the push rod installation shell 21 The upper end through hole 214, the lower surface of the ejector rod installation casing 21 is provided with a lower end through hole 215 of the casing which communicates with the ejector rod installation chamber 213, and the ejector rod installation chamber 213 can be embedded in the upper and lower end movable relative to each other. The side key top push rod 22 is vertically arranged, the side key top push rod 22 is in the shape of a round bar, and the upper end of the side key top push rod 22 passes through the upper through hole 214 of the casing and extends to the top push rod installation housing 21 On the upper end side of the side key top push rod 22, the lower end of the side key top push rod 22 passes through the lower end through hole 215 of the casing and extends to the lower end side of the top push rod installation housing 21; The outer diameter of the push rod shoulder 221 and the push rod shoulder 221 are respectively larger than the inner diameter of the upper through hole 214 of the casing and the through hole 215 at the lower end of the casing. The upper end of the spring 23 is sheathed with a spring 23, the upper end of the spring 23 is in contact with the edge of the lower end opening of the upper through hole 214 of the casing, and the lower end of the spring 23 is in contact with the upper surface of the push rod shoulder 221.

Further, the rear surface of the push rod installation rear shell 211 is provided with an internally threaded hole 2111 that opens toward the rear, and the mobile phone case positioning plate 11 is provided with a screw aligned with the internal threaded hole 2111 of the push rod installation rear shell 211 front and rear. The mounting holes 115 and the screw mounting holes 115 are oblong holes and are arranged vertically. The screw mounting holes 115 are embedded with limit screws 24 that are screwed into the inner threaded holes 2111 of the rear casing 211 of the ejector rod installation.

It should be further pointed out that the rear surface of the rear shell 211 after the ejector rod is installed is provided with two rear shell guide bumps 2112 which are arranged at left and right intervals and respectively protrude and extend toward the rear. The casing 211 is an integral structure; the positioning plate 11 of the mobile phone casing is respectively provided with a positioning plate guide groove 116 extending vertically corresponding to each rear casing guide protrusion 2112, and each rear casing guide protrusion 2112 is respectively inserted into the positioning plate guide groove on the corresponding side within 116.

Preferably, the lower ends of the side key top push rods are respectively sheathed with rubber sleeves, and the side key top push rods are round steel rods.

In addition, the rear surface of the positioning plate 11 of the mobile phone case is screwed with two supporting plates 12 spaced from left to right and facing each other, and each supporting plate 12 is triangular and extends vertically.

During the working process of the present invention, the mobile phone case is placed in the mobile phone case positioning groove 111 of the mobile phone case positioning plate 11, and the mobile phone case positioning groove 111 is aligned with the mobile phone case through the left end positioning surface 112, the right end positioning surface 113 and the lower end positioning surface 114. Positioning; after the mobile phone case is positioned, place the side button on the side button mounting hole of the mobile phone case, and then press down on the push rod mounting shell 21, and the push rod mounting shell 21 moves downward and drives the side key top The push rod 22 moves downward synchronously. When the push rod installation housing 21 moves down to the lower limit position, the side key push rod 22 elastically presses the side key through the elastic force of the spring 23, so that the side key is loaded into the mobile phone inside the side key mounting hole of the housing.

It should be pointed out that in the process of assembling the side keys of the mobile phone case, the pushing force of the side key push rod 22 is controlled by the elastic force of the spring 23, that is, the present invention can effectively ensure that each side key is installed. Pushing force, thereby ensuring the installation stability of the side key, so as to avoid damage to the side key due to excessive pushing force.

Among them, the present invention can control the lower limit position of the push rod installation shell 21 through the contact of the limit screw 24 with the lower end edge of the screw installation hole 115, and can also contact the lower end surface of the positioning plate guide groove 116 through the rear shell guide bump 2112 to control the lower limit position of the ejector rod mounting housing 21 .

When the side key is pressed into the corresponding side key installation hole of the mobile phone case through the side key top push rod 22, the side key top push rod 22 contacts the side key through the rubber sleeve, thereby effectively avoiding scratches on the surface of the side key.

For the fixture body 1 of the present invention, the mobile phone case positioning plate 11 can be supported by two supporting plates 12. Since the two supporting plates 12 are respectively triangular in shape, that is, the supporting plates 12 can ensure that the mobile phone case positioning plate 11 is in the An inclined position is convenient for the staff to place the mobile phone case and operate and move the push rod to install the casing 21 .

From the above, it can be seen that through the above structural design, the utility model has the advantages of novel structural design, convenient operation and use, and can effectively improve the efficiency of assembling the side keys of the mobile phone case and ensure the assembly quality of the mobile phone case and the side keys.

The above content is only a preferred embodiment of the present invention. For those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope, and the content of this description should not be construed as Limitations of the present invention.

Claims (5)

1. An auxiliary jig for assembling a side key of a mobile phone case, characterized in that it comprises a jig main body (1), and the jig main body (1) includes a mobile phone case positioning plate (11), and a part of the mobile phone case positioning plate (11). The front surface is provided with a mobile phone case positioning groove (111) that opens upward, the left side wall of the mobile phone case positioning groove (111) is provided with a left end positioning surface (112), and the right side wall of the mobile phone case positioning groove (111) is provided with a right end a positioning surface (113), a lower end positioning surface (114) is provided on the lower end sidewall of the mobile phone case positioning groove (111); The upper end of the positioning plate (11) of the mobile phone case is provided with an elastic push assembly (2), the elastic push assembly (2) includes a push rod installation casing (21), and the push rod installation casing (21) includes There are ejector rod installation rear shell (211), ejector rod installation front shell (212) on the front end side of ejector rod installation rear shell (211), ejector rod installation rear shell (211) and ejector rod installation front shell (212) screw connection, the inside of the ejector rod installation shell (21) is formed with a ejector rod installation chamber (213) between the ejector rod installation rear shell (211) and the ejector rod installation front shell (212) , the upper surface of the ejector rod installation housing (21) is provided with a through hole (214) at the upper end of the housing that communicates with the ejector rod installation chamber (213), and the lower surface of the ejector rod installation housing (21) is provided with A through hole (215) at the lower end of the casing communicated with the ejector rod installation chamber (213), the ejector rod installation chamber (213) is movably embedded with vertically arranged side key ejector rods (213). 22), the side key top push rod (22) is in the shape of a round bar, and the upper end of the side key top push rod (22) passes through the upper through hole (214) of the casing and extends to the end of the top push rod installation casing (21). On the upper end side, the lower end of the side key top push rod (22) passes through the lower end through hole (215) of the casing and extends to the lower end side of the top push rod installation casing (21); the middle of the side key top push rod (22) The outer circumferential surface is provided with a push rod shoulder (221), and the outer diameter of the push rod shoulder (221) is respectively larger than the inner diameter of the through hole (214) at the upper end of the casing and the through hole (215) at the lower end of the casing, A spring (23) is sleeved on the outer periphery of the side key push rod (22) on the upper end side of the push rod shoulder (221), and the upper end of the spring (23) and the edge of the lower end opening of the upper end through hole (214) of the casing Abutting, the lower end of the spring (23) abuts the upper surface of the push rod shoulder (221); The rear surface of the ejector rod installation rear shell (211) is provided with an internally threaded hole (2111) opening toward the rear, and the mobile phone case positioning plate (11) is provided with an inner threaded hole (2111) for the ejector rod installation rear shell (211). ) The screw mounting holes (115) are arranged in front and rear alignment. The screw mounting holes (115) are oblong holes and are arranged vertically. The screw mounting holes (115) are embedded with screws that are screwed to the rear casing (211) of the push rod installation. Set screw (24) in female threaded hole (2111). 2 . The mobile phone case assembly side key auxiliary fixture according to claim 1 , wherein the rear surface of the push rod installation rear case ( 211 ) is provided with two left and right spaced arrangements and protrudes backward respectively. 3 . Extending rear shell guide bumps (2112) are extended, and each rear shell guide bump (2112) is integrally formed with the ejector rod installation rear shell (211); The positioning plate (11) of the mobile phone case is respectively provided with vertically extending positioning plate guide grooves (116) corresponding to the guide projections (2112) of the rear casing, and the guiding projections (2112) of the rear casing are respectively embedded in the positioning plates on the corresponding sides. in the guide groove (116). 3 . The side key auxiliary fixture for assembling a mobile phone case according to claim 1 , wherein the lower ends of the side key push rods are respectively sheathed with rubber sleeves. 4 . 4 . The mobile phone case assembly side key auxiliary fixture according to claim 1 , wherein the side key push rod is a round steel rod. 5 . 5 . The side key auxiliary fixture for assembling a mobile phone case according to claim 1 , wherein the rear surface of the positioning plate ( 11 ) of the mobile phone case is screwed with two supporting plates spaced from left to right and facing each other. 6 . (12), each support plate (12) is respectively triangular in shape and extends vertically.