TWM538505U - Curved glass forming system and its forming device - Google Patents

Description

Curved glass forming system and forming device thereof

The present invention relates to a molding system, and more particularly to a molding system that can make a glass plate into a curved glass, and a molding device of the molding system.

Curved glass is currently the mainstream design of intelligent electronic products. Because its curve design is ergonomic, it is widely used in 3C products such as mobile phones, tablet computers, smart wearable devices and so on.

In order to make a glass plate into a curved glass, conventional curved glass forming apparatuses generally include a heating vessel having a heating chamber, a molding die installed in the heating chamber, and a blowing unit that assists deformation of the softened glass plate. The forming mold includes a mold base and a mold core mounted in the mold base, the mold core having an arc-forming surface in which the curvature is matched with the curved glass. During production, the glass plate is placed in the heating chamber of the heating container, and the glass plate is heated and softened, and the blowing unit is matched, so that the glass plate with heat softening can be bent toward the mold core. When the molding surface is bonded, the curved glass having a curved surface can be produced.

Although the glass forming plate can be made into a curved glass, the glass forming plate must be removed from the heating chamber after being cooled and shaped, and the glass is cooled for a long time. Therefore, the curved glass is waiting for the curved glass. In the process of cooling, the molding apparatus is equal to being idle, and the bending process of the next glass flat plate cannot be performed. Therefore, in addition to the inability to consistently produce the curved glass, the conventional molding apparatus has a problem of slow manufacturing speed.

It is an object of the present invention to provide a curved glass forming system that overcomes at least one of the disadvantages of the prior art, and a forming apparatus for the forming system.

The molding device of the present invention can respectively manufacture a plurality of glass plates into a plurality of curved glasses, and has a cavity, two carrying mechanisms for respectively carrying the glass plates, and a blowing mechanism, the cavity having a heating chamber, each carrying mechanism having a forming mold movable into the heating chamber, the forming mold comprising a mold base, and at least one mold core mounted in the mold base, the mold core having one for one of the mold cores A curved forming surface in which the glass plate is placed and the curvature is matched with the curved glass. The air blowing mechanism is rotatably mounted on the cavity and has a blowing seat which is rotatable adjacent to the molding die of each of the carrier mechanisms.

The curved glass forming system of the present invention comprises, in addition to the at least one forming device as described above, a transfer device having a loading table for the glass plate and the curved glass, and a placing device The glass plate and the curved glass are transferred to a jig between the stage and the at least one molding device.

The beneficial effect of the present invention is that, by the cooperation of the foregoing device, another curved glass can be fabricated during the molding of the curved glass and waiting for cooling, so as to improve the manufacturing speed of the curved glass.

Referring to Figures 1, 2, and 3, an embodiment of the novel molding system can be consistently processed, and a plurality of glass plates 1 are separately processed to form a plurality of curved glass 1', each curved glass 1' has a curved surface, but The shape and size of the aforementioned curved surface are not particularly limited. The molding system comprises: a base frame 2, two side-by-side molding devices 3 mounted on the base frame 2, and a transfer device 4 for moving the glass plate 1 into the molding device, and the transfer device 4 is also The curved glass 1' after processing can be removed from the molding apparatus 3. In order to increase the speed of fabrication, the glass sheets 1 are processed in a group of four sheets, but the manufacturing is not limited to the above. The molding devices 3 are spaced apart along a first direction 21, and may be provided in one or three or more.

In this embodiment, the base frame 2 has a plurality of slide rails 23 parallel to each other, and a frame frame 24 for mounting the molding device 3, and the slide rails 23 extend along a second direction 22, the second direction 22 is perpendicular to the first direction 21.

Referring to Figures 4, 5, 6, each of the forming devices 3 of the present embodiment has a housing 31 mounted above the frame 24 (see Figure 1), two spaced apart along the first direction 21 a carrier mechanism 32 on the chamber 31, two suction mechanisms 33 mounted on the chamber 31 and corresponding to the carrier mechanism 32, a plurality of heating members 34 mounted in the chamber 31, and An air blowing mechanism 35 mounted on the cavity 31.

The chamber seat 31 has an inner hollow chamber wall 311, a partition 312 parallel to the first direction 21 and extending downwardly from the interior of the chamber wall 311, and is defined by the chamber wall 311 and the partition 312. a heating chamber 313, a cooling chamber 314, the heating chamber 313 and the cooling chamber 314 are spaced along the second direction 22, and are located on opposite sides of the partition 312, wherein the partition 312 has a communication a heating chamber 313 and a first opening 310 of the cooling chamber 314 adjacent to the transfer device 4 (see FIG. 1) and having a chamber wall 311 disposed laterally corresponding to the first opening 310 The second opening 315 enters the cooling chamber 314 through the second opening 315 and enters the heating chamber 313 from the first opening 310. The finished curved glass 1' is cooled by the first opening 310 into the cooling chamber 314, and finally exits the cooling chamber 314 by the second opening 315.

Each of the carrier mechanisms 32 of the present embodiment has two spaced apart guide rails 321 , a movable molding die 322 that is erected between the guide rails 321 , and a reciprocating movement of the molding die 322 along the second direction 22 . The first driving source 323, the form of the first driving source 323 is not particularly limited, and may be a cooperation of a pressure cylinder, a screw and a motor, or a transmission of a belt, a chain and a motor, etc., due to a known transmission mode, The reciprocating movement of the molding die 322 is a known structure, and the description will not be repeated, and the structure of a cylinder is illustrated.

Referring to Figures 4, 6, and 7, the molding die 322 includes a die holder 324 having a plurality of upwardly facing grooves 325, and the molding die 322 further includes a plurality of mountings 324 respectively. The mold core 326 in the groove 325, and a plurality of suction spaces 327 respectively defined by the mold core 326 and the mold base 324, each of the mold cores 325 has an upward direction and an arc and a graph The curved glass 1' shown by 1 is fitted with a curved forming surface 328.

Each of the air suction mechanisms 33 of the embodiment has a pumping seat 331 located below the mold base 324 of the molding die 322, a second driving source 332 for driving the pumping seat 331 to be lifted and lowered, and a pumping unit The air block 331 is connected to an air suction pipe 333 having an air suction passage 334 that communicates with each of the air suction spaces 327 of the molding die 322. When the pumping seat 331 is driven by the second driving source 332 to be under the die holder 324, the pumping passage 334 of the pumping seat 331 will communicate with the pumping space 327 of the forming die 322. And a negative pressure is generated in each of the evacuation spaces 327.

In the present embodiment, the heating members 34 are mounted on the cavity wall 311 of the cavity 31 and are located above the molding die 322 of the carrier mechanism 32. The air blowing mechanism 35 has a rotating shaft 351 which is rotatably mounted on the cavity wall 311, and a blowing shaft 351 which is mounted on the bottom of the rotating shaft 351 and extends into the heating chamber 313 of the cavity 31. The air seat 352, and a third driving source 353 for driving the rotating shaft 351, the blowing seat 352 can drive the molding die 322 adjacent to each of the carrying mechanisms 32 because the third driving source 353. The form of the third driving source 353 is not particularly limited. In this embodiment, the rotation of the rotating shaft 351 is driven by the cooperation of the motor and the gear. However, the structure of the third driving source 353 in this embodiment is not limited to the foregoing examples. .

Referring to Figures 1, 2, and 3, in the present embodiment, the transfer device 4 has a stage 41 that is slidable between the slide rails 23 of the base frame 2, and a drive unit 41 along the second direction 22 A reciprocating fourth drive source 42, a clamp 43 mounted on the stage 41, and a fifth drive source 44 for driving the clamp 43 to reciprocate along the first direction 21. The loading table 41 has a preparation area 411 for the glass plate 1 to be placed, a finished product area 412 spaced from the preparation area 411 for processing the curved glass 1', and a adjacent preparation area. A preheating zone 413 of 411 and a cooling zone 414 adjacent the finished zone 412. The glass plate 1 placed in the preparation area 411 can be preheated into the preheating zone 413, and the curved glass 1' is cooled into the cooling zone 414 after processing and then sent to the finished product. Area 412. The aforementioned transfer can be performed using a member such as a suction cup.

The clamp 43 has a drive box 431, a rotatable shaft 432 rotatably mounted on the drive box 431, and a collet 433 mounted on the shaft 432. The drive box 431 can be driven by the cooperation of a gear and a motor. The rotation shaft 432 is rotated, and since the foregoing structure is also a conventional technique, it will not be described. The chuck 433 has two parallel forks 434, and a plurality of suction members 435 respectively mounted under the forks 434. In the present embodiment, the suction members 435 are similar to the suction cups. The fifth driving source 44 is a structure that exposes a screw to the motor, but may be other known transmission structures in the embodiment.

Referring to Figures 1, 2, 4, and 5, in the operation of the molding system of the present embodiment, the glass plate 1 is placed in a four-piece group on the preparation area 411 of the stage 41, and then sequentially enters the The preheating zone 413 is preheated. After the preheating, the plunger 434 of the clamp 43 extends into the preheating zone 413, and the glass plate 1 of the same group is sucked by the suction member 435 at the bottom. By the action of the drive box 431 and the cooperation of the fifth drive source 44, the collet 433 of the clamp 43 can be made to correspond to the inlet 315 of one of the forming devices 3. When the fourth driving source 42 drives the stage 41 and the clamp 43 to move toward the inlet 315, the plunger 434 of the clamp 43 enters the cooling chamber 314 from the inlet 315, and the suction chamber is to be taken. The glass plate 1 is placed on the molding die 322 of one of the carrier mechanisms 32, that is, the glass plates 1 are placed on the curved molding surface 328 of each of the mold cores 326, respectively.

Referring to Figures 4, 5, 6, and 7, when the glass plate 1 is moved into the molding die 322 of one of the carrier mechanisms 32, the first driving source 323 of the carrier mechanism 32 moves the molding die 322 into the frame. The heating chamber 313 receives heating. When the glass plate 1 reaches the softening point, the third driving source 353 of the blowing mechanism 35 drives the rotating shaft 351 to rotate, and the blowing seat 352 is positioned above the molding die 322. On the other hand, the second driving source 332 corresponding to the air suction mechanism 33 also drives the air suction seat 331 to rise and abut against the bottom of the molding die 322, by the blowing of the air blowing seat 352, and The pumping of the pumping seat 331 can quickly deform the softened glass plate 1 and attach it to the curved forming surface 328 of the corresponding mold core 326, respectively, and rapidly form the curved surface shown in FIG. Glass 1'. After the forming, the suction seat 331 is lowered, and the first driving source 323 pushes the molding die 322 to the cooling chamber 314, and the molded curved glass 1' is placed in the cooling chamber 314. Continue to cool down.

Referring to Figures 1, 4, 5, and 7, during the foregoing processing, the jig 43 will transfer the other pieces of the glass plate 1 to another forming die 322 of the same forming device 3, when processed. When the completed curved glass 1' is moved to the cooling chamber 314 to cool down, the third driving source 353 drives the rotating shaft 351, except that another forming mold 322 is sent to the corresponding heating chamber 313. The blowing seat 352 is rotated to rotate the molding die 322 corresponding to the other carrier mechanism 32, and then the blowing and pumping operations are performed in the same manner.

Since the molding system of the present embodiment has two of the forming devices 3, each of the molding devices 3 also has two of the carrier mechanisms 32, so that the present embodiment can be cooled in the curved glass 1' In the process, the next step of the heat forming process is continuously performed. After the finished curved glass 1 ′ is cooled to a set temperature, the clamp 43 of the embodiment transfers the same to the cooling zone 414 of the stage 41 for secondary cooling, and finally to the finished product area 412. .

It can be seen from the above description that the curved glass forming system and the molding device 3 thereof of the present invention can fully utilize the cooperation between the devices in addition to the novel structure, thereby achieving the purpose of consistently producing the curved glass 1'. During the cooling process of the curved glass 1', the glass plate 1 of the next batch can be continuously subjected to heat forming processing without interruption, and the present invention also has the effect of improving the processing speed of the curved glass 1'.

However, the above is only the embodiment of the present invention, and when it is not possible to limit the scope of the present invention, all the simple equivalent changes and modifications according to the scope of the patent application and the contents of the patent specification are still This new patent covers the scope.

1‧‧‧glass plate
1'‧‧‧ curved glass
2‧‧‧ pedestal
21‧‧‧First direction
22‧‧‧second direction
23‧‧‧Slide rails
24‧‧‧ frame
3‧‧‧Molding device
310‧‧‧ first opening
31‧‧‧ cavity
311‧‧‧ cavity wall
312‧‧ ‧ partition
313‧‧‧heating room
314‧‧‧Cooling room
315‧‧‧ second opening
32‧‧‧ Carriers
321‧‧‧rail
322‧‧‧Molding mould
323‧‧‧First drive source
324‧‧‧ mold base
325‧‧‧ Groove
326‧‧‧Men
327‧‧‧ evacuation space
328‧‧‧radial forming surface
33‧‧‧Pumping mechanism
331‧‧‧Pumping seat
332‧‧‧second drive source
333‧‧‧Exhaust pipe
334‧‧‧Pumping channel
34‧‧‧heating parts
35‧‧‧Blowing mechanism
351‧‧‧Rotary axis
352‧‧‧Blowing seat
353‧‧‧ Third drive source
4‧‧‧Transfer device
41‧‧‧ stage
411‧‧‧Material area
412‧‧‧ finished area
413‧‧‧Preheating zone
414‧‧‧Cooling area
42‧‧‧fourth drive source
43‧‧‧ fixture
431‧‧‧ drive box
432‧‧‧ shaft
433‧‧‧ chuck
434‧‧‧Plunger
435‧‧‧ suction parts
44‧‧‧ fifth drive source

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a perspective view of one embodiment of the curved glass forming system of the present invention; Figure 2 is a side of the embodiment Figure 3 is a top plan view of the embodiment; Figure 4 is an exploded perspective view of the embodiment of the molding device; Figure 5 is a side cross-sectional view of the embodiment showing the molding Fig. 6 is a top cross-sectional view of the embodiment, also illustrating the forming apparatus; and Fig. 7 is a schematic transverse cross-sectional view of the embodiment, also illustrating the forming apparatus.

1‧‧‧glass plate

1'‧‧‧ curved glass

2‧‧‧ pedestal

21‧‧‧First direction

22‧‧‧second direction

23‧‧‧Slide rails

24‧‧‧ frame

3‧‧‧Molding device

351‧‧‧Rotary axis

353‧‧‧ Third drive source

4‧‧‧Transfer device

41‧‧‧ stage

411‧‧‧Material area

412‧‧‧ finished area

413‧‧‧Preheating zone

414‧‧‧Cooling area

31‧‧‧ cavity

315‧‧‧ entrance

32‧‧‧ Carriers

35‧‧‧Blowing mechanism

42‧‧‧fourth drive source

43‧‧‧ fixture

44‧‧‧ fifth drive source

Claims (9)

A molding device for a curved glass forming system, which can respectively form a plurality of glass plates into a plurality of curved glass, the molding device has: a cavity seat having a heating chamber; and two carrying mechanisms for carrying the glass plate, Each of the carrier mechanisms has a molding die that can be moved into the heating chamber, the molding die including a mold base, and at least one mold core mounted in the mold base, the mold core having a glass plate placed therein and a curved forming surface that cooperates with the curved glass; and a blowing mechanism rotatably mounted on the chamber and has a blowing seat that is rotatable adjacent to the forming mold of each of the carrying mechanisms . The molding apparatus of the curved glass forming system according to claim 1, wherein the chamber further has a cavity wall, a partition located in the cavity wall, and a cooling chamber, wherein the cooling chamber and the heating chamber are respectively located On the opposite side of the baffle, the baffle has a first opening that communicates with the cooling chamber and the heating chamber, the cooling chamber having a second opening corresponding to the first opening. The forming apparatus of the curved glass forming system according to claim 2, wherein each of the carrying mechanisms has two guide rails for movably mounting the forming mold, and a driving mold for reciprocating in and out of the cooling chamber and the heating a first driving source of the chamber, and the molding device further has two pumping mechanisms, each of the pumping mechanisms has a pumping seat located in the heating chamber, and a mold for driving the pumping seat and the forming mold The second driving source of the seat fits. The molding apparatus of the curved glass forming system according to claim 3, wherein the air blowing mechanism further has a rotating shaft coupled in conjunction with the air blowing seat, and a third driving source that drives the rotating shaft to rotate. The molding apparatus of the curved glass forming system according to claim 3, wherein the mold base of each of the carrier mechanisms has a plurality of grooves, and each of the molding dies includes a plurality of moldings respectively disposed on the mold base. The mold core in the groove, and a plurality of air suction spaces defined by the respective mold cores and the mold base, the air suction space is in communication with the air suction seat of the air suction mechanism. The molding apparatus of the curved glass forming system according to claim 2, further comprising a plurality of heating members mounted on the chamber wall and corresponding to the heating chamber. A curved glass forming system for continuously forming a plurality of glass plates into a plurality of curved glass, and comprising: at least one molding device according to any one of claims 1 to 6, and a transfer device having a stage for placing the glass plate and the curved glass, and a jig for transferring the glass plate and the curved glass between the stage and the at least one molding device. The curved glass forming system of claim 7, wherein the transfer device further has a fourth driving source that drives the stage to move closer to or away from the at least one molding device, and the jig includes one mounted on the stage a drive box, a rotating shaft driven by the driving box, a chuck mounted on the rotating shaft, and a fifth driving source for moving the chuck, the chuck having a plurality of pickable A glass plate and a suction member of the curved glass. A curved glass forming system according to claim 8, wherein the stage has a preheating zone for preheating the glass plate, and a cooling zone for cooling the processed curved glass.