KR100761662B1 - Hinge assemblage device for mobile phone - Google Patents

Abstract

A hinge assembly device for a mobile terminal is provided to enable continuous assembling of a plurality of hinges at one time, facilitate mass-production, and reduce a production cost. A bottom frame(20) on which a guide(30) is installed. A pair of block supply stands(40) are installed at one-side end portions of the guide(30). A fixed block(60) is installed between the pair of block supply stands(40) and includes one or more insertion holes at certain intervals. A pair of block bridging unit(80) are installed at lower end portions of the block supply stands(40). A block mounting unit mounts the fixed block(60) at one end portion of the guide(30). A block moving unit(120) moves the fixed block(60) mounted on one end of the guide(30). A pressing unit(140) is installed at an upper portion of the fixed block(60) which has been moved by the block moving unit(120). A ring supply stand is installed at one side of the pressing unit(140). A ring assembly unit is installed at a lower portion of the ring supply stand.

Description

[0001] The present invention relates to a hinge assembling device for a mobile phone,

1 is an exploded perspective view illustrating a portable terminal using a conventional hinge opening and closing method.

2 is an exploded perspective view showing a hinge for a conventional portable terminal.

3 is an assembled cross-sectional view illustrating a hinge for a conventional portable terminal.

4 is a perspective view showing an embodiment of a hinge assembling apparatus for a portable terminal according to the present invention.

5 is a plan view showing an embodiment of a hinge assembling apparatus for a portable terminal according to the present invention.

6 is a perspective view illustrating a fixing block in an embodiment of a hinge assembling apparatus for a portable terminal according to the present invention.

7 is a cross-sectional view illustrating a fixing block in an embodiment of a hinge assembling apparatus for a portable terminal according to the present invention.

8 is an enlarged sectional view taken along line A-A in Fig.

Fig. 9 is an enlarged sectional view taken along line B-B in Fig. 5;

FIG. 10 is a cross-sectional view illustrating an operating state of a block-fastening apparatus and a block-supporting apparatus in an embodiment of the hinge-fastening apparatus for a portable terminal according to the present invention.

11 is a partial plan view of a block moving apparatus according to an embodiment of the hinge assembling apparatus for a portable terminal according to the present invention.

FIG. 12 is a sectional view of a part of the operating state of the block moving apparatus according to the embodiment of the hinge assembling apparatus for a portable terminal according to the present invention.

FIG. 13 is a side sectional view of an operating state part of a block moving device in an embodiment of the hinge assembling device for a portable terminal according to the present invention.

FIG. 14 is a side view showing a pressing device in an embodiment of a hinge assembling device for a portable terminal according to the present invention.

FIG. 15 is a partial cross-sectional plan view showing a pressing device in an embodiment of a hinge assembling device for a portable terminal according to the present invention.

16 is an enlarged sectional view taken along line C-C in Fig.

17 is a side sectional view of an operating state of a pressing device in an embodiment of a hinge assembling device for a portable terminal according to the present invention.

18 is an operational state plan view showing a pressurizing device and a ring assembling device in an embodiment of the hinge assembling device for a portable terminal according to the present invention.

19 is a plan view showing a ring feeding table in an embodiment of a hinge assembling apparatus for a portable terminal according to the present invention.

20 is a perspective view showing a ring assembling apparatus according to an embodiment of the hinge assembling apparatus for a portable terminal according to the present invention.

FIG. 21 is a side sectional view of an operating state of a ring assembling apparatus according to an embodiment of the hinge assembling apparatus for a portable terminal according to the present invention.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinge assembling apparatus for a mobile terminal, and more particularly, to a hinge assembling apparatus for a mobile terminal configured to quickly and easily assemble a hinge used for opening and closing a mobile terminal lid.

In general, mobile terminals such as mobile phones, PDAs, notebooks, and DMB phones are widely used in order to use services such as broadcasting and communication while moving from a fixed location to a wireless location.

The portable terminal has become one of important essential items for enjoying the convenience of living in accordance with the development of the information industry, and in the case of a mobile phone, it is widely distributed to elementary, middle, high school students and the elderly.

In the portable terminal as described above, various methods are applied to open and close the lid. The lid can be roughly classified into a hinge opening / closing method, a slide opening / closing method, and a swing opening / closing method.

In particular, the hinge opening / closing method is most widely adopted in portable terminals since it is easy to manufacture, has fewer troubles and is convenient to use.

 FIG. 1 shows an example of a portable terminal using a conventional hinge opening and closing system. The portable terminal includes a main body 2 provided with a key input unit 3 and a transmitter unit 4, a display unit 7, 8 and the like and a hinge 10 for connecting the main body 2 and the lid 6 with each other.

2 and 3, the hinge 10 includes an outer cylinder 11 having a tubular shape with one side opened, a stationary cam 12 interposed between one end surface of the outer cylinder 11, A rotary cam 14 installed inside the outer cylinder 11 such that the rotary cam 14 is movably installed along the longitudinal direction of the outer cylinder 11 and the fixed cam 12 and the rotary cam 14, And an elastic member 16 which is provided so as to penetrate the fixed cam 12, the rotational movement cam 14 and the elastic member 16 and has one end portion thereof fixed to the fixed cam 12 And a camshaft 18 which is assembled and supported at the other end surface of the outer cylinder 11 by means of a stop ring 19 at the other end thereof.

On the surfaces of the stationary cam 12 and the rotary movement cam 14 facing each other, cam surfaces 13 and 15 having a cam line diagram consisting of an up-section and a down-section are respectively formed.

The outer cylinder 11 is integrally rotatably assembled to the lid 6 of the portable terminal and the fixed cam member 12 is integrally rotatably assembled to the body 3 of the portable terminal.

However, in the hinge for a conventional portable terminal configured as described above, mass production of each component in the factory and assembly through manual operation are difficult, so that labor shortage is increased and it is difficult to improve productivity.

It is an object of the present invention to provide a hinge assembling apparatus for a portable terminal which is simple in operation and reduces manpower because a part of the assembly work of the hinge is performed automatically, not manually.

Another object of the present invention is to provide a hinge assembling apparatus for a portable terminal, which can quickly assemble a large number of hinges because a plurality of hinges are assembled at one time and assembled successively.

The hinge assembling apparatus for a portable terminal according to the present invention comprises a bottom frame on which a guide is installed on an upper surface thereof, a pair of block supply bases erected on opposite ends of the guide at a predetermined interval, At least one stationary block installed between the supply stand and at least one insertion recess formed at a predetermined interval and having an outer cylinder and a stationary cam, a rotary moving cam, an elastic member and a camshaft assembled in the insertion recess, A pair of block stacking apparatuses for causing the fixed block to extend or fall off from a lower end of the stand, and a pair of block stacking apparatuses for placing the fixed block on one end of the guide in a state in which the fixed block is supported, A block mounting device, and a fixing block mounted on one end of the guide, A pressing device that presses the outer cylinder downward from the upper portion of the fixed block moved by the block moving device to expose the other end of the cam shaft from the outer cylinder; And a ring assembling device for assembling a stop ring provided on the ring supply stand to the other end of the camshaft.

Wherein the block engaging device comprises a pneumatic cylinder installed at a lower end portion of the block supply stand such that the piston rod penetrates through a lower end portion of the block supply stand and moves back and forth, A pair of latching grooves is formed in which insertion is performed or insertion is released.

Wherein the block mounting apparatus comprises a support member for holding the fixed block and a cylinder for connecting the support member and the piston rod to move the support member up and down, Or a receiving groove into which the whole is inserted.

Wherein the block moving device comprises a first cylinder installed at one end of the guide and configured to move the fixed block in a first movement, and a second cylinder installed at one side of the guide such that it can move back and forth along the longitudinal direction of the guide, And a third cylinder for advancing and retracting the second cylinder, wherein one side of the fixed block is provided with a piston rod of the second cylinder, A fixing hole is formed to be inserted or released.

Wherein the pressing device comprises a support frame which is installed across a longitudinally intermediate portion of the guide and an upper portion of the other end with a predetermined gap therebetween and a pressing tip member which is provided on the support frame so as to be movable up and down, And a pressurizing cylinder for vertically moving the upper and lower tie bars.

Wherein the ring feeder comprises a body formed in a plate shape and installed on a side of the pressurizing device, at least one protrusion member formed to be vertically long and spaced apart from the body at a predetermined interval, the stop ring being slidably assembled .

Wherein the ring assembly device has a plate shape and is provided at a lower end portion of the ring assembly stand, and at one corner, a fixing groove into which the stop ring is inserted one by one is formed at a gap corresponding to the projection member of the ring supply stand, And an assembly cylinder in which the assembly blade and the piston rod are connected to advance and retract the assembly blade.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a preferred embodiment of a hinge assembling apparatus for a portable terminal according to the present invention will be described in detail with reference to the drawings.

As shown in FIGS. 4 and 5, the hinge assembling apparatus for a portable terminal according to the present invention includes a bottom frame 20 on which a guide 30 is mounted, At least one stationary block (60) provided between the block supply stand (40) and one or more insertion grooves (62) formed at predetermined intervals, A pair of block stacking apparatuses 80 installed at a lower end of the block supply stand 40 and a block placing apparatus 100 for placing the stationary block 60 at one end of the guide 30, A block moving device 120 for moving a fixed block 60 mounted on one end of the guide 30 and a fixed block 60 mounted on the fixed block 60 moved by the block moving device 120 A ring feeder 160 installed at one side of the pressurizing device 140 and a pressurizing device 140 installed at a lower portion of the ring feeder 160 It comprises a ring assembly system 180 that value.

The bottom frame 20 is made of a metal material and is formed into a flat plate shape.

The floor frame 20 is installed and fixed on the table 200 so that the worker can conveniently work (sit on a chair or work in a standing posture).

8 and 9, the guide 30 is formed on the upper surface of the bottom frame 20 and has a guide groove 32 opened upward.

The guide 30 is made of, for example, a long bar made of a metal material whose cross section cut in the direction perpendicular to the length is formed in a substantially "C" shape.

As shown in FIGS. 8 to 10, the block supply stand 40 is installed upright at one end in the lengthwise direction of the guide 30 with a predetermined gap therebetween, Respectively.

In the block supply stand 40, a plurality of the fixed blocks 60 are stacked in the vertical direction.

Up and down movement grooves 42 are formed on the opposite sides of the block supply platform 40 in the vertical direction and are vertically movable in the vertical direction. Portion is inserted through the upper end portion.

In the fixed block 60 as described above, a plurality of the insertion holes 62 are formed on one surface (upper surface) at predetermined intervals.

As shown in FIGS. 6 and 7, parts of the hinge 10 of the portable terminal except for the detent ring 19 are assembled and installed in the insertion hole 62. The outer cylinder 11 and the fixed cam 12, the rotational moving cam 14, the elastic member 16, and the camshaft 18 are assembled and installed.

It is also possible that a washer 15 is provided between the rotary movement cam 14 and the elastic member 16.

The through hole 63 may be formed under the insertion hole 62 of the fixed block 60 so that the components constituting the hinge 10 of the portable terminal can be easily assembled and separated.

The fixed block 60 is released from the state of being spread or spread over the lower end portion of the block supply stand 40 by the block stacking device 80. [

8 and 10, the block engaging device 80 has a structure in which a piston rod 82 penetrates a lower end portion of the block supply stand 40 at a lower end portion of the block supply stand 40 This is accomplished by using a pneumatic cylinder installed to move forward and backward.

A pair of latching grooves 64 are formed at both end surfaces of the fixed block 60 so that the piston rod 82 is inserted or released.

The piston rod 82 of the block engaging device 80 may include a plurality of fixed blocks 60 mounted on the block feeder 40 in accordance with the forward movement of the fixed block 60 And the insertion is released from the latching groove 64 as it is inserted into the latching groove 64 and retracted.

The fixed block 60 which is released from the piston rod 28 in the block engaging device 80 is seated in the guide groove 32 of the guide 30 through the block seating device 100.

8 and 9, the block seating apparatus 100 includes a support member 102 installed to be movable up and down through the bottom surface of the guide groove 32 of the guide 30, And upper and lower cylinders 104 connected to the support member 102 and the piston rod 106 to move the support member 102 up and down.

The support block 68 may be formed on the bottom surface of the fixed block 60 to receive part or all of the support block 102. [

In the block mounting apparatus 100, the support member 102 supports the fixed block 60 as it ascends. As the support member 102 is lowered, the support member 102 is hidden through the guide groove 32 of the guide 30, (60) on the bottom surface of the guide groove (32).

The fixed block 60 mounted on one end of the guide 30 by the block seating apparatus 100 is moved to the middle or the other end of the guide 30 by the block moving apparatus 120 Sliding.

10 to 13, the block moving device 120 includes a first cylinder 122 installed at one end of the guide 30 to move the fixed block 60 for a first movement, A second cylinder (126) installed at one side of the guide (30) so as to be movable forward and backward along the longitudinal direction of the guide and moving together with the fixed block (60) And a third cylinder 130 for moving the second cylinder 126 forward and rearward.

It is also possible that the cushioning member 124 is installed at the end of the piston rod 123 in the first cylinder 122 so that the piston rod 123 is smoothly brought into contact with the fixed block 60.

One side of the fixed block 60 is formed with a fixing hole 66 into which the piston rod 128 of the second cylinder 126 is inserted or released. A moving hole 36 through which the piston rod 128 of the second cylinder 126 moves is formed long.

The piston rod 128 of the second cylinder 126 is moved forward and backward in a direction substantially perpendicular to the longitudinal direction of the guide 30 and inserted into the fixing hole 66 of the fixed block 60 at the time of forward movement, The insertion is released.

The first cylinder 122, the second cylinder 126, and the third cylinder 130 are formed using a generally used pneumatic cylinder.

The block moving device 120 may further include a guide rail 136 for guiding the second cylinder 126 back and forth.

The second cylinder 126 may be formed with a guide groove 138 slidably assembled with the guide rail 136.

The fixed block 60 moved by the block moving device 120 is positioned at a lower portion of the pressing device 140.

As shown in Figs. 14 to 16, the pressurizing device 140 includes a support frame 142 which is installed across the longitudinally intermediate portion of the guide 30 and the upper portion of the other end with a predetermined gap therebetween, A vertical pedestal 148 which is vertically movable on the support frame 142 and has a pressing tip member 150 fixed to one end thereof and a pressurizing cylinder 156 which vertically moves the vertical pedestal 148 .

The support frame 142 is formed to cross the guide 30 in a substantially bridge shape.

The upper and lower pedestals 148 are formed in a plate shape and supported by the support frame 142 so as to be movable up and down by using a plurality of up and down guide members 146.

The pressing tip member 150 is integrally fixed to the upper and lower pedestals 148 by using fixing bolts 154 or the like.

A plurality of forked grooves 152 may be formed at predetermined intervals in the pressing tip member 150.

The pressure cylinder 156 is formed by using a pneumatic cylinder and the piston rod 158 is fixed to the support frame 142 and connected to the upper and lower pedestal 148.

The ring assembling device 180 assembles the stop ring 19 to the camshaft 18 as the outer cylinder 11 is pressed by the pressurizing device 140 as described above.

A plurality of the stop rings 19 are provided on the ring supply stand 160.

As shown in FIGS. 14 and 17, the ring supply stand 160 includes a body 162 formed in a plate shape and standing upright on one side of the pressurizing device 140, a body 162 mounted on the body 162 at a predetermined interval And at least one protrusion member 166 formed to be long in the vertical direction and to which the detent ring 19 is slidably assembled.

The body 162 is fixed to the support frame 142 while standing on one side of the pressure device 140.

A plurality of the protrusion members 166 are provided at intervals corresponding to the insertion grooves 62 of the fixed block 60.

The protruding member 166 is formed so that the number of the stop rings 19 is several to several hundreds, respectively.

As shown in Figs. 14 to 17 and Figs. 19 to 21, the ring assembling device 180 for assembling the stop ring 19 to the camshaft 18 has a plate shape, And a fixing groove 184 in which one of the detent rings 19 is inserted is formed at one corner of the lower surface of the lower surface And an assembly cylinder 186 connecting the assembly blade 182 and the piston rod 188 to advance and retract the assembly blade 182.

Inside the fixing groove 184, a cutout groove 185 into which the camshaft 18 is inserted is formed.

The ring assembling device 180 assembles the stop ring 19 to the camshaft 18 exposed from the outer cylinder 11 as the pressurizing device 140 presses the outer cylinder.

Although the preferred embodiments of the hinge assembling apparatus for a portable terminal according to the present invention have been described above, the present invention is not limited to the embodiments, but may be variously modified and embodied within the scope of the claims, And this is also within the scope of the present invention.

According to the above-described hinge assembling apparatus for a portable terminal according to the present invention, since a part of assembling work of the hinge is automatically performed, the work is simple and manpower is reduced.

Since a plurality of hinges can be assembled consecutively at a time, it is possible to quickly assemble a large number of hinges.

Further, since the workability is improved by easily and easily assembling small-sized parts, mass production is easy and production cost can be reduced.

Claims (7)

A floor frame on which a guide is installed, A pair of block supply bases installed at one end of the guide so as to face each other with a predetermined gap therebetween, At least one fixed block installed between the block supply part and having at least one insertion groove formed at a predetermined interval and having a cam shaft, a fixed cam, a rotary moving cam, an elastic member, A pair of block-stacking devices for causing the fixed block to pass over or to be released from the lower end of the block feeder; A block seating device for seating the fixed block on one end of the guide while the fixed block is released, A block moving device for slidably moving the fixed block seated at one end of the guide to the other side of the guide by a predetermined distance; A pressing device that presses the outer cylinder downward from an upper portion of the fixed block moved by the block moving device to expose the other end of the cam shaft from the outer cylinder; A ring supply stand installed at one side of the pressurizing device and provided with a plurality of stop rings at intervals corresponding to the insertion grooves of the fixed block; And a ring assembling device for assembling the stop ring provided on the ring supply stand to the other end of the camshaft. The method according to claim 1, Wherein the block engaging device uses a pneumatic cylinder installed at a lower end portion of the block supply stand such that the piston rod penetrates through a lower end portion of the block supply stand and moves back and forth, Wherein a pair of latching grooves are formed on both end surfaces of the fixed block so that insertion or removal of the piston rod is performed in the block engaging device. The method according to claim 1, Wherein the block mounting apparatus includes a support member supporting the fixed block and an upper and lower cylinders connected to the support member and the piston rod to move the support member up and down, And a support groove into which a part or the whole of the support member is inserted is formed on a bottom surface of the fixed block. The method according to claim 1, Wherein the block moving device comprises a first cylinder installed at one end of the guide and configured to move the fixed block in a first movement, and a second cylinder installed at one side of the guide such that it can move back and forth along the longitudinal direction of the guide, A second cylinder for performing movement together with the block and moving independently during backward movement, and a third cylinder for moving the second cylinder back and forth, And a fixing hole through which the piston rod of the second cylinder is inserted or released is formed on one side surface of the fixed block. The method according to claim 1, Wherein the pressing device comprises a support frame which is installed across a longitudinally intermediate portion of the guide and an upper portion of the other end with a predetermined gap therebetween and a pressing tip member which is provided on the support frame so as to be movable up and down, And a pressurizing cylinder for vertically moving the upper and lower shafts of the hinge assembly. The method according to claim 1, Wherein the ring feeder comprises a body formed in a plate shape and installed upright on one side of the pressurizing device, and a plurality of protruding members which are formed in a long length in the vertical direction at a predetermined interval, The hinge assembly comprising: The method according to claim 1, The ring assembling device is formed in a plate shape and is provided at a lower end portion of the ring assembly stand. At one corner, at least one fixing groove into which the stop ring is inserted is formed at a predetermined interval, And an assembly cylinder in which the assembly blade and the piston rod are connected to advance and retract the assembly blade.

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