CN117185630A - Curved glass apron production is with curved device that heats - Google Patents

Abstract

The invention provides a hot bending device for curved glass cover plate production, belongs to the technical field of glass hot bending, and is used for solving the technical problems that the existing curved glass cover plate hot bending equipment can only singly perform hot bending, and needs to wait in the heating and pressing processes, so that the hot bending efficiency is low. The device comprises a workbench, wherein two slide columns are fixed above the workbench, a plurality of clamping plates are arranged on the slide columns in a sliding manner, a rotating shaft is arranged in the middle of the workbench in a rotating manner, a plurality of rotating rings are arranged on the rotating shaft, damping mechanisms are arranged between the rotating rings and the rotating shaft, equidistant mechanisms are arranged between the rotating rings, two cross bars are fixed at the side ends of the rotating rings, and a placing frame is fixed at the end parts of the cross bars; the invention can simultaneously carry out hot bending operation on a plurality of straight glass cover plates to change the straight glass cover plates into curved glass cover plates, has higher hot bending efficiency, can carry out the blanking of the previous batch and the feeding of the next batch in the process of waiting for heating, fully utilizes the heating time and further improves the hot bending efficiency.

Description

Curved glass apron production is with curved device that heats

Technical Field

The invention belongs to the technical field of glass hot bending, and relates to a hot bending device for curved glass cover plate production.

Background

The mobile phone glass cover plate product is mainly made of ultrathin glass and is manufactured by a series of special processing technologies such as glass slicing, profiling edging, polishing, hardening, ultrasonic cleaning, vacuum coating, screen printing and the like, and the glass cover plate is heated and bent along with the wide use of a curved surface screen and a curved surface glass cover plate, so that the method is called an important step for manufacturing the glass cover plate;

curved surface glass apron is general through when the hot bending, and graphite mould heats glass apron, then provides certain pressure for graphite mould presses the edge of glass apron into the curved surface, and when in actual use, need operating personnel put into corresponding graphite mould with straight surface glass apron, then put into hot bending equipment with graphite mould and heat and press, during operation, operating personnel can only put into a mould once, need wait in graphite mould heating and pressing process moreover, leads to the efficiency of hot bending lower.

Based on the above, we design a curved glass cover plate production hot bending device with higher hot bending efficiency.

Disclosure of Invention

The invention aims at solving the problems in the prior art, and provides a hot bending device for producing a curved glass cover plate, which aims to solve the technical problems that: how to improve the heat bending efficiency of the curved glass cover plate.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a curved surface glass apron production is with hot bending device, the on-line screen storage device comprises a workbench, the top of workstation is fixed with two slide posts, and slide and be provided with a plurality of equidistant splint that distribute on the slide post, the centre of splint is fixed with the heating potsherd, the splint upside end of top is fixed with the extension board, install the pneumatic cylinder on the workstation, and the upper end and the extension board of pneumatic cylinder are fixed, the side of a plurality of splint are provided with the first scissors fork mechanical structure that is used for keeping each splint interval equal, the workstation intermediate rotation is provided with the pivot, and the workstation below is provided with a plurality of driving motor that are used for driving pivot pivoted, be provided with a plurality of swivel rings in the pivot, be equipped with damping mechanism between swivel rings and the pivot, and be equipped with equidistant mechanism between a plurality of swivel rings, swivel rings side end is fixed with two crossbars, and the angle difference between two crossbars that are connected on the swivel rings of different degrees, the tip of crossbars is fixed with places the frame, and place the mould and the baffle that alternately distributes, be equipped with positioning mechanism on the ring of below, be fixed with two and be used for blockking the side of workstation, the control cabinet side is equipped with the top sensor bolt, the bolt is connected with on the top.

The working principle of the invention is as follows: when in use, the hydraulic cylinder drives the uppermost clamping plate to move downwards, at the moment, the distance between every two adjacent clamping plates is kept equal under the action of the first scissor type mechanical structure, so that each clamping plate is gradually pressed down, when the uppermost clamping plate presses the adjusting stud, the cross rod and the rotating ring move downwards, at the moment, the uppermost heating ceramic plate is attached to the upper surface of the uppermost die, at the moment, under the action of the equidistant mechanism, the distance between the dies is always equal when the dies move downwards, when the lowermost heating ceramic plate is attached to the lower surface of the lowermost die, under the action of the positioning mechanism, the lowermost rotating ring, the cross rod and the dies do not move downwards, at the moment, the uppermost clamping plate continues to move downwards, and finally, the upper side and the lower side of each die are attached to the heating ceramic plate, at this time, the heating ceramic plate begins to heat the mold and the straight glass cover plate inside the mold, the temperature sensor detects the temperature of the mold, after the straight glass cover plate is heated for a period of time at a fixed temperature, the hydraulic cylinder continues to shrink, at this time, the heating ceramic plate extrudes the mold, the straight glass cover plate inside is pressed into a curved glass cover plate and continues to heat for one time, in the heating time, an operator can put the other straight glass cover plates needing to be heated into the mold, and put the mold into a placing frame arranged outside the clamping plate, then the hydraulic cylinder rises upwards to drive each clamping plate, the cross bars and the mold to reset, then the driving motor drives the rotating shaft to rotate for one circle, all the rotating rings synchronously rotate under the action of the damping mechanism, the rotation of the cross bars at the lowest part is stopped when being blocked by the stop blocks, and the other rotating rings continue to rotate along with the rotating shaft, under the effect of equidistant mechanism, take curved mould to remove just between the heating potsherd, the mould dispersion that the hot bending ended is in the splint outside, and these moulds are not in same vertical direction, make things convenient for operating personnel to take out it and place new straight glass apron and the mould of waiting to heat again, repeat above-mentioned process and can realize simultaneously carrying out the hot bending to a plurality of straight glass apron, make it become curved glass apron, hot bending efficiency is higher, moreover in the heating process operating personnel can carry out the unloading of last batch and the material loading of next batch, make full use of heating time, further improve hot bending efficiency.

The damping mechanism comprises a lifting ring which is sleeved on the rotating shaft in a sliding manner, an annular groove is formed in the outer wall of the lifting ring, the rotating ring is rotatably arranged in the annular groove, rubber pads are arranged on the rotating ring, a plurality of round holes are formed in the rotating ring, damping springs are placed in the round holes, and two ends of each damping spring are respectively propped against the two rubber pads.

By adopting the structure, under the action of the damping spring, the two rubber pads are propped against the inner walls of the two sides of the annular groove, so that the rotating ring and the lifting ring can be subjected to larger friction force when relatively rotating, the lifting ring can drive the rotating ring to rotate when the rotating shaft rotates through the friction force, and the rotating ring can stop rotating when being blocked.

The equidistant mechanism comprises fixing plates fixed inside the lifting rings, long grooves are formed in the rotating shafts, the fixing plates are located inside the long grooves, second scissor-fork type mechanical structures used for keeping the distances between the fixing plates equal are arranged between the fixing plates, two traction ropes are connected between the adjacent rotating rings, the upper ends of the rotating shafts are fixed with cover plates, tension springs are sleeved on the rotating shafts, the upper ends of the tension springs are fixed with the cover plates, the lower ends of the tension springs are fixed with the lifting rings at the uppermost part, and limiting assemblies used for preventing the rotating rings from descending are arranged on the clamping plates at the uppermost part.

By adopting the structure, when the lifting device is used, the distance between every two adjacent lifting rings is kept equal by the second scissor type mechanical structure, under the action of the tension spring, the lifting rings and the rotating rings cannot fall, in the rotating process of the rotating rings, when the rotating rings at the bottom are blocked by the stop blocks and cannot rotate, the rotating rings above the rotating rings continue to rotate to produce tension to one of the traction ropes, when the traction ropes are tightened, the other traction rope is in a loose state, and when the traction ropes are tightened, under the action of the limiting assembly, the lifting rings above the traction ropes cannot be pulled downwards, the rotating rings above the traction ropes also stop rotating, and the rotating rings are analogized in sequence, so that the placing frames inside the clamping plates are all in the same vertical direction, and the placing frames outside the clamping plates are not in the same vertical direction, thereby being convenient for operators to operate.

The limiting component comprises a transverse plate fixed at the side end of the uppermost clamping plate and a cylinder fixed above the uppermost lifting ring, an outer edge ring is fixed on the upper edge of the cylinder, and the end part of the transverse plate is located below the outer edge ring.

With the adoption of the structure, when the rotating shaft drives the rotating ring to rotate and the traction rope is tightened, the traction rope pulls the rotating ring downwards, but under the action of the transverse plate, the rotating ring cannot move downwards, so that the rotating ring stops rotating under the action of the traction rope.

The mould includes mould and lower mould, and goes up mould and lower mould and be graphite material, has seted up a plurality of locating holes on the lower mould, and is provided with supporting spring in the locating hole, and the side of lower mould is provided with two curb plates that are used for taking and place the frame border, is provided with a plurality of locating levers on the last mould, and the locating lever aligns with the locating hole.

By adopting the structure, when the glass cover plate is used, the straight glass cover plate with the hot bending can be placed between the upper die and the lower die, the positioning rod is aligned with the positioning hole and buckled, the upper die is supported by the supporting spring at the moment, the edge of the straight glass cover plate is prevented from being crushed, and then the die is placed on the placement frame, so that the side plate is lapped on the edge of the placement frame.

The positioning mechanism comprises a sliding block, a sliding groove is formed in the inner wall of the long groove, the sliding block is arranged in the sliding groove in a sliding mode, the sliding block is hinged to the lower end of the second scissor fork type mechanical structure, the lower end of a fixing plate at the lowest position is connected with a positioning plate, the side end of a rotating shaft is fixedly provided with an electric push rod, an output shaft of the electric push rod is aligned with the positioning plate, and a first distance sensor and a second distance sensor are arranged on two cross rods at the lowest position.

By adopting the structure, when in use, according to the height of the lower surface of the die, when the first distance sensor detects that the clamping plate at the lowest position is close to and stuck on the upper surface of the die, the control cabinet can control the electric push rod to start, the output shaft of the electric push rod can abut against the positioning plate to limit the movement of the positioning plate, the clamping plate continuously descends at the moment, the rotating ring at the lowest position and the die corresponding to the rotating ring can not continuously move, but the sliding block ascends, and thereafter, the clamping plate continuously descends, when the second distance sensor detects that the height of the clamping plate at the upper position is just stuck with the upper surface of the die, the hydraulic cylinder stops stretching, and at the moment, the upper side and the lower side of each die are stuck with the called heating ceramic plate, so that the heating rate is improved, and the hot bending efficiency is further improved.

Compared with the prior art, the hot bending device for producing the curved glass cover plate has the following advantages:

1. through splint, heating potsherd, pivot, swivel becket, horizontal pole, place frame, equidistant mechanism and damping mechanism, can carry out the hot bending operation to a plurality of straight glass apron simultaneously, make it become curved surface glass apron, hot bending efficiency is higher, and at the in-process of waiting to heat, operating personnel can carry out the unloading of last batch and the material loading of next batch moreover, make full use of heating time, further improve hot bending efficiency.

2. Through damping mechanism, equidistant mechanism for the mould that the hot bending ended disperses in the splint outside, and these moulds are not in same vertical direction, and operating space is great, makes things convenient for operating personnel to take out it and place new straight glass apron and the mould of waiting to heat again.

3. Through positioning mechanism, the position to splint and mould is further adjusted for the upper and lower two sides of every mould all laminate with the heating potsherd when heating, improve heating rate, further improve the curved efficiency of heat.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the lower shaft side of the present invention;

FIG. 3 is a schematic view of the structure of the clamping plate of the present invention;

FIG. 4 is a schematic view of a portion of the components of the present invention;

FIG. 5 is a schematic view of the medium pitch mechanism of the present invention;

FIG. 6 is a schematic view of the structure of the mold according to the present invention;

FIG. 7 is a schematic view of a damping mechanism according to the present invention;

FIG. 8 is a schematic view of a positioning mechanism of the present invention in partial cross-section;

in the figure: 1. a work table; 2. a spool; 3. a clamping plate; 4. heating the ceramic sheet; 5. an extension plate; 6. a hydraulic cylinder; 7. a first scissor-fork mechanical structure; 8. a rotating shaft; 9. a driving motor; 10. a rotating ring; 11. a damping mechanism; 1101. a lifting ring; 1102. an annular groove; 1103. a round hole; 1104. a rubber pad; 1105. a damping spring; 12. an equidistant mechanism; 1201. a long groove; 1202. a fixing plate; 1203. a second scissor-fork mechanical structure; 1204. pulling the rope; 1205. a cover plate; 1206. a tension spring; 1207. a cylinder; 1208. an outer rim ring; 1209. a cross plate; 13. a cross bar; 14. placing a frame; 15. a mold; 1501. a lower die; 1502. an upper die; 1503. a side plate; 1504. positioning holes; 1505. a support spring; 1506. a positioning rod; 16. a stop block; 17. a control cabinet; 18. a temperature sensor; 19. a positioning mechanism; 1901. a chute; 1902. a slide block; 1903. a positioning plate; 1904. an electric push rod; 1905. a first distance sensor; 1906. a second distance sensor; 20. and adjusting the stud.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Referring to fig. 1-8, the embodiment provides a hot bending device for curved glass cover plate production, which comprises a workbench 1, wherein two slide columns 2 are fixed above the workbench 1, a plurality of clamping plates 3 distributed at equal intervals are arranged on the slide columns 2 in a sliding manner, a heating ceramic plate 4 is fixed in the middle of each clamping plate 3, an extension plate 5 is fixed at the upper side end of the uppermost clamping plate 3, a hydraulic cylinder 6 is mounted on the workbench 1, the upper end of the hydraulic cylinder 6 is fixed with the extension plate 5, the side ends of the clamping plates 3 are provided with a first scissor-type mechanical structure 7 for keeping the distances between the clamping plates 3 equal, a rotating shaft 8 is arranged in the middle of the workbench 1 in a rotating manner, a plurality of driving motors 9 for driving the rotating shaft 8 to rotate are arranged below the workbench 1, a plurality of rotating rings 10 are arranged on the rotating shaft 8, a damping mechanism 11 is arranged between each rotating ring 10 and the rotating shaft 8, an equidistant mechanism 12 is arranged between each rotating ring 10, two cross rods 13 are fixed at the side ends of the rotating rings 10, angles between the two cross rods 13 connected with each other are different, a frame 14 is fixed at the end of each cross rod 13 and is fixedly provided with a corresponding to the corresponding position of the two clamping plates 13, a die 15 is arranged at the side of the top end of the clamping plates 1, a die 15 is arranged at the side of the top end of the clamping plate is arranged, and is provided with a stop block 15 is arranged at the top of the side of the die 15, and is arranged at the top of the side of the die 15 is corresponding to the position of the die 15 and is arranged at the top to the top of the die 15, and is arranged at the top is 13, and is provided with a position has a position stop, and is arranged at a position has a position stop, and is 18, and is a position is arranged; in use, the uppermost clamping plate 3 is driven by the hydraulic cylinder 6 to move downwards, at the moment, the distance between every two adjacent clamping plates 3 is kept equal under the action of the first scissor type mechanical structure 7, so that each clamping plate 3 is gradually pressed down, when the uppermost clamping plate 3 is pressed to the adjusting stud 20, the cross rod 13 and the rotating ring 10 move downwards, at the moment, the uppermost heating ceramic plate 4 is attached to the upper surface of the uppermost die 15, at the moment, under the action of the equidistant mechanism 12, the distance between the dies 15 is always equal at the moment, when the lowermost heating ceramic plate 4 is attached to the lower surface of the lowermost die 15, the lowermost rotating ring 10, the cross rod 13 and the die 15 cannot move downwards under the action of the positioning mechanism 19, at the moment, the uppermost clamping plate 3 continues to move downwards, and finally, the upper side and the lower side of each mold 15 are attached to the heating ceramic plates 4, at this time, the heating ceramic plates 4 start to heat the molds 15 and the straight glass cover plates inside the molds 15, the temperature of the molds 15 is detected by the temperature sensor 18, after the straight glass cover plates are softened by heating at a fixed temperature for a period of time, the hydraulic cylinders 6 continue to shrink, at this time, the heating ceramic plates 4 extrude the molds 15, the inner straight glass cover plates are pressed into curved glass cover plates and continue to heat for a period of time, in the heating time, operators can put the rest straight glass cover plates needing to be heated into the molds 15, and put the molds 15 into the placing frames 14 positioned outside the clamping plates 3, then the hydraulic cylinders 6 ascend to drive the clamping plates 3, the cross bars 13 and the molds 15 to reset, then the driving motor 9 drives the rotating shafts 8 to rotate for a circle, and the rotating rings 10 synchronously rotate under the action of the damping mechanisms 11, the rotation of the lowest cross rod 13 will be stopped when being blocked by the stop block 16, the rest of the rotating rings 10 continue to rotate along with the rotating shaft 8, under the action of the equidistant mechanism 12, the dies 15 with hot bending move to the position between the heating ceramic plates 4, the dies 15 with hot bending ends are dispersed outside the clamping plates 3, the dies 15 are not in the same vertical direction, operators can conveniently take out the dies and replace the dies 15 with new to-be-heated straight glass cover plates and dies 15, the process is repeated, the hot bending of the plurality of straight glass cover plates can be realized simultaneously, the curved glass cover plates are formed, the hot bending efficiency is higher, operators can carry out the blanking of the previous batch and the feeding of the next batch in the heating process, the heating time is fully utilized, and the hot bending efficiency is further improved.

The damping mechanism 11 comprises a lifting ring 1101 which is sleeved on the rotating shaft 8 in a sliding manner, an annular groove 1102 is formed in the outer wall of the lifting ring 1101, the rotating ring 10 is rotatably arranged in the annular groove 1102, rubber pads 1104 are arranged on the upper side and the lower side of the rotating ring 10, a plurality of round holes 1103 are formed in the rotating ring 10, damping springs 1105 are arranged in the round holes 1103, and two ends of each damping spring 1105 respectively prop against the two rubber pads 1104; under the action of the damping springs 1105, the two rubber pads 1104 are propped against the inner walls of the two sides of the annular groove 1102, so that a large friction force can be applied when the rotating ring 10 and the lifting ring 1101 rotate relatively, the lifting ring 1101 can drive the rotating ring 10 to rotate when the rotating shaft 8 rotates through the friction force, and the rotating ring 10 can stop rotating when being blocked.

The equidistant mechanism 12 comprises fixing plates 1202 fixed in the lifting ring 1101, a long groove 1201 is formed in the rotating shaft 8, the fixing plates 1202 are positioned in the long groove 1201, a second scissor-fork type mechanical structure 1203 used for keeping the distances of the fixing plates 1202 equal is arranged between the fixing plates 1202, two traction ropes 1204 are connected between the adjacent rotating rings 10, a cover plate 1205 is fixed at the upper end of the rotating shaft 8, a tension spring 1206 is sleeved on the rotating shaft 8, the upper end of the tension spring 1206 is fixed with the cover plate 1205, the lower end of the tension spring 1206 is fixed with the lifting ring 1101 at the uppermost part, and a limiting component used for preventing the rotating ring 10 from descending is arranged on the clamping plate 3 at the uppermost part; when the lifting device is used, the distance between every two adjacent lifting rings 1101 is kept equal by the second scissor type mechanical structure 1203, under the action of the tension spring 1206, the lifting rings 1101 and the rotating rings 10 cannot fall, in the rotating process of the rotating rings 10, when the rotating rings 10 at the bottom are blocked by the stop block 16 and cannot rotate, the rotating rings 10 above the rotating rings continue to rotate to generate tension force on one traction rope 1204, when the traction rope 1204 is tightened, the other traction rope 1204 is in a loose state, and when the traction rope 1204 is tightened, the lifting rings 1101 above the traction rope 1204 cannot be pulled downwards under the action of the limiting assembly, the rotating rings 10 above the traction rope also stop rotating, and the rotating rings 10 are analogized in sequence, all the rotating rings 10 stop rotating, and the placing frames 14 positioned inside the clamping plate 3 are not positioned in the same vertical direction, so that the placing frames 14 positioned outside the clamping plate 3 are not positioned in the same vertical direction, and the operation of operators is convenient.

The limiting assembly comprises a cross plate 1209 fixed at the side end of the uppermost clamping plate 3 and a cylinder 1207 fixed above the uppermost lifting ring 1101, an outer edge ring 1208 is fixed on the upper edge of the cylinder 1207, and the end part of the cross plate 1209 is positioned below the outer edge ring 1208; when the rotating shaft 8 drives the rotating ring 10 to rotate and tightens the pulling rope 1204, the pulling rope 1204 pulls the rotating ring 10 downwards, but the rotating ring 10 cannot move downwards under the action of the transverse plate 1209, so that the rotating ring 10 stops rotating under the action of the pulling rope 1204.

The die 15 comprises an upper die 1502 and a lower die 1501, the upper die 1502 and the lower die 1501 are made of graphite, a plurality of positioning holes 1504 are formed in the lower die 1501, supporting springs 1505 are arranged in the positioning holes 1504, two side plates 1503 which are used for being lapped on the edge of the placing frame 14 are arranged at the side ends of the lower die 1501, a plurality of positioning rods 1506 are arranged on the upper die 1502, and the positioning rods 1506 are aligned with the positioning holes 1504; in use, a hot bent straight glass cover plate can be placed between the upper mold 1502 and the lower mold 1501, the positioning rods 1506 are aligned with the positioning holes 1504 and snapped together, the upper mold 1502 is supported by the support springs 1505 to prevent the edges of the straight glass cover plate from being crushed, and then the mold 15 is placed on the placement frame 14 so that the side plates 1503 ride on the edges of the placement frame 14.

The positioning mechanism 19 comprises a sliding block 1902, a sliding groove 1901 is formed in the inner wall of the long groove 1201, the sliding block 1902 is arranged in the sliding groove 1901 in a sliding manner, the sliding block 1902 is hinged with the lower end of the second scissor-fork type mechanical structure 1203, the lower end of a bottommost fixing plate 1202 is connected with a positioning plate 1903, the side end of a rotating shaft 8 is fixedly provided with an electric push rod 1904, the output shaft of the electric push rod 1904 is aligned with the positioning plate 1903, and a first distance sensor 1905 and a second distance sensor 1906 are arranged on two cross bars 13 at the bottommost; when the die 15 is used, according to the height of the lower surface of the die 15, when the first distance sensor 1905 detects that the lowest clamping plate 3 is close to and is attached to the upper surface of the die 15, the control cabinet 17 controls the electric push rod to start 1904, the output shaft of the electric push rod 1904 can abut against the positioning plate 1903 to limit the movement of the positioning plate 1903, at the moment, the clamping plate 3 continues to descend, the lowest rotating ring 10 and the corresponding die 15 cannot continue to move, but the sliding block 1902 is lifted, after that, the clamping plate 3 continues to descend, when the second distance sensor 1906 detects that the height of the clamping plate 3 above is just attached to the upper surface of the die 15, the hydraulic cylinder 6 stops stretching, at the moment, the upper side and the lower side of each die 15 are attached to the ceramic plate 4, the heating rate is improved, and the hot bending efficiency is further improved.

The fixing modes are all the most commonly used fixing connection modes in the field, such as welding, bolting and the like; the above electrical components, such as the driving motor 9, the electric push rod 1904, the first distance sensor 1905, the second distance sensor 1906, the heating ceramic plate 4, the hydraulic cylinder 6, and the temperature sensor 18, are all products of the prior art, and can be directly purchased and used in the market, and the specific principle is not repeated.

The working principle of the invention is as follows:

in use, the uppermost clamping plate 3 is driven by the hydraulic cylinder 6 to move downwards, at the moment, the distance between every two adjacent clamping plates 3 is kept equal under the action of the first scissor type mechanical structure 7, so that each clamping plate 3 is gradually pressed down, when the uppermost clamping plate 3 is pressed to the adjusting stud 20, the cross rod 13 and the rotating ring 10 move downwards, at the moment, the uppermost heating ceramic plate 4 is attached to the upper surface of the uppermost die 15, at the moment, under the action of the second scissor type mechanical structure 1203, the distance between the dies 15 is always equal while each die 15 moves downwards, when the first distance sensor 1905 detects that the lowermost heating ceramic plate 4 is attached to the lower surface of the lowermost die 15, the control cabinet 17 controls the electric push rod to start 1904, the output shaft of the electric push rod 1904 abuts against the positioning plate 1903, movement of the positioning plate 1903 is limited, the bottommost rotating ring 10, the cross rod 13 and the molds 15 cannot move downwards, at the moment, the topmost clamping plate 3 continues to move downwards, and finally, the upper side and the lower side of each mold 15 are attached to the heating ceramic plates 4, at the moment, the control cabinet 17 controls the heating ceramic plates 4 to start heating the molds 15 and the straight glass cover plates inside the molds 15, the temperature sensor 18 detects the temperature of the molds 15, after the heating at a fixed temperature for a period of time to soften the straight glass cover plates, the heating ceramic plates 4 continue to shrink the molds 15, at the moment, the inner straight glass cover plates are pressed into curved glass cover plates and continue to heat for one time, an operator can put the rest of straight glass cover plates needing to be heated and bent into the molds 15, and put the molds 15 into the placing frames 14 positioned outside the clamping plates 3, and then the hydraulic cylinders 6 ascend, the clamping plates 3, the cross bars 13 and the dies 15 are driven to reset, the driving motor 9 drives the rotating shaft 8 to rotate for one circle, under the action of friction force between the rotating rings 10 and the lifting ring 1101, the rotating rings 10 synchronously rotate, the lowermost cross bars 13 stop rotating when blocked by the stop blocks 16, the rest rotating rings 10 continue to rotate along with the rotating shaft 8, the dies 15 with hot bending just move between the heating ceramic plates 4 under the action of the traction ropes 1204, the dies 15 with hot bending are distributed outside the clamping plates 3, the dies 15 are not in the same vertical direction, operators can conveniently take out and replace the dies 15 with the hot bending, after one hot bending is finished, the driving motor 9 overturns, the hot bending can be carried out on a plurality of straight glass cover plates simultaneously, so that the curved glass cover plates can be formed, the hot bending efficiency is higher, and the operators can carry out the blanking of the previous batch and the feeding of the next batch in the heating process, thereby fully utilizing the heating time and further improving the hot bending efficiency.

In sum, through splint 3, heating ceramic wafer 4, pivot 8, swivel becket 10, horizontal pole 13, place frame 14, equidistant mechanism 12 and damping mechanism 11, can carry out the hot bending operation to a plurality of straight glass apron simultaneously, make it become curved glass apron, hot bending efficiency is higher, and in waiting for the in-process of heating, operating personnel can carry out the unloading of last batch and the material loading of next batch, make full use of heating time, further improve hot bending efficiency; the dies 15 after hot bending are dispersed outside the clamping plate 3 through the damping mechanism 11 and the equidistant mechanism 12, and the dies 15 are not in the same vertical direction, so that the operation space is large, and an operator can conveniently take out the dies and replace the dies 15 with new straight glass cover plates to be heated; through positioning mechanism 19, the position to splint 3 and mould 15 is further adjusted for the upper and lower two sides of every mould 15 all laminate with heating potsherd 4 during heating, improves the heating rate, further improves the hot bending efficiency.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (6)

1. The utility model provides a curved surface glass apron production is with hot bending device, including workstation (1), a serial communication port, the top of workstation (1) is fixed with two slide posts (2), and slide posts (2) are gone up to slide and are provided with a plurality of equidistant splint (3) that distribute, the centre of splint (3) is fixed with heating ceramic wafer (4), the upper side end of uppermost splint (3) is fixed with extension board (5), install pneumatic cylinder (6) on workstation (1), and the upper end and the extension board (5) of pneumatic cylinder (6) are fixed, the side of a plurality of splint (3) is provided with first scissors mechanical structure (7) that are used for keeping each splint (3) interval equal, rotate in the middle of workstation (1) and be provided with pivot (8), and workstation (1) below is provided with a plurality of driving motor (9) that are used for driving pivot (8) pivoted, be provided with a plurality of rotation ring (10) on pivot (8), be equipped with damping mechanism (11) between rotation ring (10) and pivot (8), and be equipped with mechanism (12) between a plurality of rotation ring (10), the rotation ring (13) are fixed with two different high-angle cross bars (13) are fixed with between two different high-level cross bars (13) and are placed to the fixed with the end of cross bar (13), and place mould (15) on frame (14) of placing of corresponding position, and mould (15) and splint (3) alternate distribution are equipped with positioning mechanism (19) on rotating ring (10) of bottommost, are fixed with two dog (16) that are used for blockking horizontal pole (13) on workstation (1), and the side of workstation (1) is equipped with switch board (17), is fixed with temperature sensor (18) on splint (3), and bolted connection has adjusting stud (20) on the horizontal pole (13) of topmost.

2. The hot bending device for producing the curved glass cover plate according to claim 1, wherein the damping mechanism (11) comprises a lifting ring (1101) which is sleeved on the rotating shaft (8) in a sliding manner, an annular groove (1102) is formed in the outer wall of the lifting ring (1101), the rotating ring (10) is rotatably arranged in the annular groove (1102), rubber pads (1104) are arranged on the rotating ring (10) in the upper and lower directions, a plurality of round holes (1103) are formed in the rotating ring (10), damping springs (1105) are arranged in the round holes (1103), and two ends of the damping springs (1105) respectively abut against the two rubber pads (1104).

3. The hot bending device for curved glass cover plate production according to claim 2, wherein the equidistant mechanism (12) comprises fixing plates (1202) fixed inside the lifting ring (1101), long grooves (1201) are formed in the rotating shaft (8), the fixing plates (1202) are located inside the long grooves (1201), second scissor-type mechanical structures (1203) used for keeping the distances between the fixing plates (1202) equal are arranged between the fixing plates (1202), two traction ropes (1204) are connected between the adjacent rotating rings (10), the cover plate (1205) is fixed at the upper end of the rotating shaft (8), a tension spring (1206) is sleeved on the rotating shaft (8), the upper end of the tension spring (1206) is fixed with the cover plate (1205), the lower end of the tension spring (1206) is fixed with the lifting ring (1101) at the uppermost side, and a limiting component used for preventing the rotating ring (10) from descending is arranged on the clamping plate (3) at the uppermost side.

4. A curved glass cover plate production hot bending apparatus according to claim 3, wherein the limiting assembly comprises a cross plate (1209) fixed at the side end of the uppermost clamping plate (3) and a cylinder (1207) fixed above the uppermost lifting ring (1101), an outer edge ring (1208) is fixed on the upper edge of the cylinder (1207), and the end of the cross plate (1209) is located below the outer edge ring (1208).

5. The hot bending device for producing curved glass cover plates according to claim 1 or 2, wherein the die (15) comprises an upper die (1502) and a lower die (1501), the upper die (1502) and the lower die (1501) are made of graphite, a plurality of positioning holes (1504) are formed in the lower die (1501), supporting springs (1505) are arranged in the positioning holes (1504), two side plates (1503) used for being lapped on the edge of the placement frame (14) are arranged at the side ends of the lower die (1501), a plurality of positioning rods (1506) are arranged on the upper die (1502), and the positioning rods (1506) are aligned with the positioning holes (1504).

6. A curved glass cover plate production hot bending device according to claim 3, wherein the positioning mechanism (19) comprises a sliding block (1902), a sliding groove (1901) is formed in the inner wall of the long groove (1201), the sliding block (1902) is slidably arranged in the sliding groove (1901), the sliding block (1902) is hinged with the lower end of the second scissor type mechanical structure (1203), the lower end of the lowest fixing plate (1202) is connected with a positioning plate (1903), the side end of the rotating shaft (8) is fixedly provided with an electric push rod (1904), the output shaft of the electric push rod (1904) is aligned with the positioning plate (1903), and the first distance sensor (1905) and the second distance sensor (1906) are arranged on the two transverse rods (13) at the lowest position.