KR101791486B1 - Mobile Phone Glass Forming Device Press Structure - Google Patents

Abstract

The present invention relates to a press structure for a smartphone glass shaping apparatus which includes multiple lower molds moving after a stopped shaping process of shaping an article through upper molds and the lower parts of the upper molds. The press structure includes: a fixed frame (310) which is fixed to the skeleton of the forming chamber and supports a main shaft (320) and a servo motor (M); the main servo motor (M) fixed to rotate on the fixing frame (310) in forward and backward directions; an upper lifting plate (330) having the center part penetrated by the main shaft (320) while being lifted up and down by the rotation of the main shaft (320); a lower lifting plate (340) which is horizontally installed on the lower part of the upper lifting plate (330) and is coupled to a vertical column (335) to be lifted with the upper lifting plate (330); a press mold unit which is spaced apart from the lower part of the lower lifting plate (340) in a horizontal direction while including a press mold (351) forming a part of the upper mold; a shaping mold unit (360) which is spaced apart from the lower part of the lower lifting plate (340) in a horizontal direction while including a shaping mold (361) forming the remaining part of the upper mold; an inner stopper (370) which has the upper part coupled to the lower lifting plate (340) and the lower part coupled to the press mold unit (350) to support the press mold unit (350); and an external connection unit (380) connecting the lower lifting plate (340) and the shaping mold unit (360).

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an upper mold pressing structure of a smartphone glass molding apparatus,

The present invention relates to a mold pressurizing structure of a smartphone glass molding apparatus in which a press portion of a flat portion is first pressed by a molding die and a molding die is press-formed by an edge portion of the molding die in molding a mobile phone glass having a flat portion and an edge curved portion forming portion.

Japanese Patent Application Laid-Open No. 10-2016-0051558: a glass molding apparatus and a molding method include a transfer device for transferring a material; A preheating unit arranged to preheat the material supplied by the transfer device; A curved surface forming unit for deforming the material into a curved shape; And a cooling unit for cooling the curved surface material deformed by the curved surface forming unit, wherein the curved surface forming unit includes a plurality of curved cores on which the preheated material is placed, A plurality of cavities formed between the movable mold and the first mold; and a vacuum pump for generating vacuum pressure in the plurality of cavities, And a pneumatic device for causing the pneumatic device to be adsorbed on the glass.

The present invention is to provide a press-press structure of a smartphone glass molding apparatus in which a press portion of a flat portion is first pressed by a molding die and a molding die is press-formed at an edge portion thereof in molding a mobile phone glass having a flat portion and an edge curved portion forming portion .

Further, the present invention can easily adjust the pressing force for grasping the glass by adjusting the restoring force of the gas spring when pressing the flat part using the first press mold, and by using the self weight of the pressing mold as well as the restoring force, And to provide a press-press structure of a smartphone glass molding apparatus which solves the problem of breakage caused by the press molding.

The forming operation of the upper mold can be precisely controlled by controlling the lifting and lowering operation of the main shaft with the servomotor when forming the plurality of moving molds of the lower mold with one moving mold, To thereby provide a press-press structure of a smartphone glass molding apparatus which solves the problem that excess pressure acts on the glass edge portion and breaks.

The upper mold pressing structure of the smartphone glass molding apparatus of the present invention is a pressing press structure of a smartphone glass molding apparatus comprising a lower mold and a lower mold and a plurality of lower molds moving after stopping molding at the time of molding,

A fixed frame 310 fixed to the forming chamber frame and supporting the servo motor M and the main shaft 320,

A main shaft 320 rotatably fixed to the fixed frame 310 and rotating forward and reverse by a servo motor M;

An upper lift steel plate 330 having a center through which the main shaft 320 passes and which is raised and lowered by rotation on the main shaft 320;

A lower steel plate 340 horizontally installed on the lower portion of the upper steel plate 330 and coupled with the vertical column 335 to integrally move up and down with the upper steel plate 330;

A pressurizing mold part 350 horizontally spaced apart from the lower lifting steel plate 340 and including a pressurizing mold 351 forming a part of the upper mold;

A forming die part 360 horizontally spaced apart from the lower lifting steel plate 340 and including a forming die 361 forming the remainder of the upper die;

An inner stopper 370 having an upper portion coupled to the lower lifting plate 340 and a lower portion coupled with the pressing mold portion 350 to support the pressing mold portion 350;

And an outer connection part 380 connecting the lower lifting plate 340 and the forming die part 360.

According to the present invention, there is provided a pressing press structure of a smartphone glass molding apparatus in which a press portion of a flat portion is pressed first and a press portion of an edge portion of a molding die is subsequently pressed to form a glass portion for a mobile phone having a flat portion and an edge curved portion, do.

In addition, the present invention can easily adjust the pressing force for gripping the glass by adjusting the restoring force of the gas spring when pressing the flat part using the first pressing mold, and by using the self weight of the pressing mold as well as the restoring force, A pressing press structure of a smartphone glass molding apparatus is provided which solves the problem that it is damaged by acting as a press.

Further, when forming a plurality of moving molds of the lower mold to be moved by one upper mold, it is possible to precisely control the molding operation of the upper mold by controlling the lifting and lowering operation of the main shaft with the servo motor, A pressure press structure of a smartphone glass molding apparatus is provided which solves the problem that excess pressure is applied to the glass edge portion to be damaged by being applied to the glass.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a configuration diagram of a mold pressing structure (upper mold part) of a smartphone glass molding apparatus according to the present invention;
Fig. 2 is a three-dimensional block diagram of the pressurized structure of the smartphone glass molding apparatus according to the present invention (part of the shielding means is removed).
Figs. 3 and 4 are a stereoscopic cross-sectional view of a pressurized structure of a smartphone glass molding apparatus according to the present invention (a part of shielding means is removed).
Fig. 5 is a perspective view of a lower mold three-dimensionally positioned below a mold pressing structure (upper mold section) of a smartphone glass molding apparatus according to the present invention; Fig.
6 is a detailed view of a stopper among mold pressurizing structures of a smartphone glass molding apparatus according to the present invention.
7 is a three-dimensional view of a lifting lower mold heating part of the present invention.
8 is a view showing the state of use of the upper mold part of the present invention.

Hereinafter, a mold pressing structure (upper mold portion) of a smartphone glass molding apparatus according to an embodiment of the present invention will be described. Fig. 1 is a schematic view of a mold pressing structure (upper mold part) of a smartphone glass molding apparatus according to the present invention. Fig. 2 is a three- Fig. 4 is a stereoscopic cross-sectional view (a part of shielding means removal) of a pressurized structure of a smartphone glass molding apparatus according to the present invention, and Fig. 5 is a cross- Lower mold stereoscopic view.

1 to 4, the mold pressing structure of the smartphone glass molding apparatus according to the embodiment of the present invention, that is, the upper mold part 300, To a press-press structure of a smartphone glass molding apparatus comprising a plurality of lower molds which move after molding.

1 to 4, the mold pressing structure of the smartphone glass molding apparatus according to the embodiment of the present invention, that is, the upper mold part 300 is fixed to the forming chamber frame, A fixed frame 310 for supporting the main shaft 320 and a main shaft 320 fixed and fixed to the fixed frame 310 and rotated forward and backward by a servo motor M. [ As shown in the figure, the upper frame of the fixed frame 310 rotatably supports the servo motor M and the upper portion of the main shaft 320. The lower frame of the fixed frame 310 rotatably supports the lower portion of the main shaft 320.

As shown in the figure, the upper lifting plate 330 passes through the center of the main shaft 320 and is raised and lowered by the main shaft 320 by rotation. And is preferably positioned between the upper skeleton and the lower skeleton of the fixed frame 310. The lower lifting steel plate 340 is horizontally installed at the lower portion of the upper lifting steel plate 330 and coupled with the vertical column 335 to be elevated and lowered integrally with the upper lifting steel plate 330.

<Pressurized mold section>

As shown in FIGS. 1 to 4, the press mold 350 includes a press mold 351 horizontally spaced apart from the lower take-off plate 340 and forming a part of the upper mold. The lower mold 110 includes an intermediate die plane portion 111, a peripheral edge curved portion 112, and an intermediate vacuum suction hole 113.

As shown, the pressing mold 351 presses the glass region on the die plane portion 111 before the forming die 361 touches (presses) the glass placed on the die plane portion 111. The press mold 350 includes a third heater plate 352 for heating the upper portion of the press mold 351, a third heat insulating plate 353 for keeping the upper portion of the heater plate 352 warm, a press mold 351, And a third support block 354 for supporting the third heater plate 352 and the third heat insulating plate 353 integrally.

&Lt; Molding part &

The forming die part 360 includes a forming die 361 supported horizontally on the lower part of the lower lifting plate 340 and forming the remainder of the upper die. The molding die part 360 includes a molding die 361 for pressing down the glass edge placed on the die plane part 111 to be bent downward and a fourth heater plate 362 for heating the upper part of the molding die 361, A fourth heat insulating plate 363 for insulating the upper portion of the fourth heater plate 362 and a fourth supporting block 363 for supporting the molding die 361 and the fourth heater plate 362 and the fourth heat insulating plate 363 integrally, (364).

<Elevating sliding type shielding means>

The upper mold part 300 of the smartphone glass molding machine according to the embodiment of the present invention includes a lifting and sliding type shielding unit 410 which surrounds a glass placed on the lower mold 110 to heat the glass, And further comprising: The elevating sliding type shielding means 410 includes an outer curtain plate 411 extending downward at the four sides of the lower lifting plate 340 to form a rectangular wall and an elongate groove 412b A sliding curtain plate 412 having a lower end surface 412a extending downward from a lower end surface 411a of the outer curtain plate 411, And a stopper rod 413 protruding from the outer surface of the fourth support block 354 for supporting the forming die 361 at the upper part of the forming die 361. The sliding curtain plate 412 receives the resistance of the upper surface of the carrier 120 supporting the lower mold 110 or the lower mold 110 and moves up to the upper surface of the carrier 120 supporting the lower mold 110 or the lower mold 110, (It does not disturb the lowering operation of the forming die 361 for forming).

<Inner stopper>

The upper portion of the inner stopper 370 is engaged with the lower lifting plate 340 and the lower portion is engaged with the pressing mold portion 350 to support the pressing mold portion 350. As shown in FIGS. 1 to 5, the inner stopper 370 passes through the lower lifting plate 340 in a downward direction, and the upper end of the inner stopper 370 is not fixed to the lower lifting plate 340 . When the press mold 351 descends and contacts the glass of the die plane portion 111 of the lower mold 110, the third support block 354, which is being lowered, tries to rise again by the resistive reaction force, Is preferably constructed so as not to restrain the upper end of the inner stopper 370 which merely supports the third support block 354 but which is to be raised. As shown in FIG. 4, it is preferable that a restoring force applying means 375 using elasticity of solid or shrinking and expanding property of gas is further provided between the lower lifting plate 340 and the third supporting block 354.

<Outer connection>

The outer connecting portion 380 connects the lower lifting plate 340 and the forming die portion 360. 1 to 5, the outer connecting portion 380 may be replaced with an outer stopper. At this time, the forming die 361 is lowered as an inner stopper called an outer stopper, and the edge of the lower mold 110 When the fourth supporting block 364 is lowered by the resilient reaction force, the lower lifting plate 340 simply supports the fourth supporting block 364 when it is in contact with the glass of the curved surface portion 112 It can be configured not to constrain the upper end of the outer connection portion 370 to be raised. In this case, the risk that the glass is directly broken due to the force of the main shaft lowering the lower lifting plate 340 is directly transmitted to the glass of the edge curved portion 112, and the glass edge forming (For example, gravity self weight value + restoring force in the middle of the restoration body) can be adjusted so as not to exceed the maximum value. It is preferable that a restoring force applying means 385 is used between the lower lifting plate 340 and the fourth supporting block 364 using elasticity of solid or shrinkage and expansion of the gas.

&Lt; Fixed position elevating type lower mold heating unit >

7, the fixed-position elevating-type lower mold heating unit 200 according to the embodiment of the present invention is fixed in a position corresponding to the path through which the carrier 120 moves (without rotating And the lower molds 110 are stopped, and when the upper molds 110 are positioned at the upper portion, the heater blocks 210 are raised to conductively heat the lower molds 110. [

7, the lift type lower mold heating unit 200 includes a heater block 210 for heating the lower mold 110, a cylinder 220 for moving the heater block 210 up or down, A lifting shaft 230 connecting the driving means and the heater block 210 and a fixing plate (fixed to the base frame) for supporting the cylinder 220 or the driving means of the motor.

7, the heater block 210 includes a heater plate 211 that contacts the lower portion of the lower mold 110, a heater tube 212 that heats the heater plate 211, And a heat insulating plate 214 covering the lower surfaces of the body plate 213 and the heater plate 211. The heat insulating plate 214 is formed of a metal plate,

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but on the contrary, &Lt; RTI ID = 0.0 &gt; and / or &lt; / RTI &gt;

It is to be understood that the appended claims are intended to supplement the understanding of the invention and should not be construed as limiting the scope of the appended claims.

310: fixed frame 320:
330: upper lift plate 335: vertical column
340: Lower steel plate
350: Press mold section 351: Press mold
352: third heater plate 353: third insulating plate
354: third support block 354: third support block 360: molding die part 361: molding die
362: fourth heater plate 363: fourth insulation plate
364: fourth support block 370: inner stopper 380:
410: lift-and-slide type shielding means 411: outer curtain plate
412: Sliding curtain plate 413:
110: lower mold 111: die plane portion
112: edge curved portion 113: vacuum suction hole
120: Carrier

Claims (6)

delete A pressing press structure of a smartphone glass molding apparatus comprising a plurality of lower molds (110) moving after stopping and forming during molding through an upper mold and an upper mold,
A fixed frame 310 fixed to the forming chamber frame and supporting the servo motor M and the main shaft 320,
A main shaft 320 rotatably fixed to the fixed frame 310 and rotating forward and reverse by a servo motor M;
An upper lift steel plate 330 having a center through which the main shaft 320 passes and which is raised and lowered by rotation on the main shaft 320;
A lower steel plate 340 horizontally installed on the lower portion of the upper steel plate 330 and coupled with the vertical column 335 to integrally move up and down with the upper steel plate 330;
A pressurizing mold part 350 horizontally spaced apart from the lower lifting steel plate 340 and including a pressurizing mold 351 forming a part of the upper mold;
A forming die part 360 horizontally spaced apart from the lower lifting steel plate 340 and including a forming die 361 forming the remainder of the upper die;
An inner stopper 370 having an upper portion coupled to the lower lifting plate 340 and a lower portion coupled with the pressing mold portion 350 to support the pressing mold portion 350;
And an outer connection part 380 connecting the lower lifting plate 340 and the forming die part 360,

The lower mold 110 is composed of an intermediate die plane portion 111, a peripheral edge curved portion 112 and an intermediate vacuum suction hole 113;

The pressurizing die portion 350 is provided with a press-
The pressing mold 351 for pressing the glass region on the die plane portion 111 before the forming die 361 touches (presses) the glass loaded on the die plane portion 111,
A third heater plate 352 for heating the upper portion of the press mold 351,
A third heat insulating plate 353 for insulating the upper portion of the third heater plate 352,
A third support block 354 which supports the press mold 351, the third heater plate 352 and the third heat insulating plate 353 integrally and engages with the inner stopper 370 ,
And,

The inner stopper 370 passes through the lower lifting plate 340 in a downward direction so that the upper end of the inner stopper 370 can be lifted up without being fixed to the lower lifting plate 340,
When the press mold 351 descends and contacts the glass of the die plane portion 111 of the lower mold 110, the third support block 354, which is being lowered, tries to rise again by the resistive reaction force, Is configured to simply support the third support block (354) but not to constrain the upper end of the inner stopper (370) to be raised.
3. The method of claim 2,
The forming die part 360
A molding die 361 that presses the glass edge placed on the die plane portion 111 and bends downward to form the glass edge,
A fourth heater plate 362 for heating the upper portion of the forming die 361,
A fourth heat insulating plate 363 for insulating the upper portion of the fourth heater plate 362,
A fourth supporting block 364 for supporting the molding die 361, the fourth heater plate 362 and the fourth heat insulating plate 363 integrally,
And an upper mold pressing structure of the smartphone glass molding apparatus.
3. The method of claim 2,
Further comprising an elevating sliding type shielding means (410) surrounding the glass placed on the lower mold (110) to heat the glass,

The elevating sliding type shielding means (410)
An outer curtain plate 411 extending downward at four sides of the lower lifting plate 340 to form a rectangular wall,
And the lower end surface 412a of the outer curtain plate 411 is lower than the lower end surface 411a of the outer curtain plate 411. [ A sliding curtain plate 412,
An engaging rod 413 protruding from the outer surface of the fourth support block 364 for supporting the forming die 361 at the upper portion of the forming die 361,
And,

The sliding curtain plate 412 receives the resistance of the upper surface of the carrier 120 supporting the lower mold 110 or the lower mold 110 and moves up to the upper surface of the carrier 120 supporting the lower mold 110 or the lower mold 110, And the upper mold pressing structure of the smartphone glass molding apparatus does not disturb the operation (does not hinder the lowering operation of the forming mold 361 for forming).
delete 3. The method of claim 2,
And a resilient pressing means (375) using elasticity of solid or shrinking and expanding property of gas between the lower lifting plate (340) and the third supporting block (354) rescue.

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