CN107814479A - A kind of 3D glass bendings processing unit (plant) - Google Patents

Abstract

The invention relates to a 3D glass hot-bending processing device, which includes a hot-pressing furnace; a hot-bending mold is arranged in the hot-pressing furnace; the 3D glass hot-bending processing device also includes an upper press head and a lower press head for pressing the hot bending die up and down; The furnace is equipped with a horizontal high-frequency heating coil for heating the hot bending mold; when heating, the hot bending pressure is maintained by the upper and lower pressure heads, and the high-frequency heating coil is electromagnetically heated, the heating speed is fast, the temperature is uniform, and the mold is used Long service life, and the high-frequency heating coil adopts a horizontal setting, and the hot bending mold is placed horizontally in the high-frequency heating coil, which changes the previous method of putting the hot bending mold vertically into the coil, greatly reduces the volume of the coil, and then reduces the volume of the entire equipment , improve heat utilization, reduce energy consumption and improve production efficiency.

Description

A 3D glass hot bending processing device

technical field

The invention relates to the technical field of 3D glass hot bending, and more specifically, relates to a 3D glass hot bending processing device.

Background technique

In the field of 3D glass hot bending, the glass is processed from a flat structure into a 3D curved surface mechanism, which needs to be heated and pressed to form. The traditional heating is electric heating with a heating wire, and then slowly conducts to the hot bending mold, which is slow and consumes high energy consumption. , parts aging faster.

Contents of the invention

The technical problem to be solved by the present invention is to provide a 3D glass hot-bending processing device for the above-mentioned defects of the prior art.

The technical solution adopted by the present invention to solve its technical problems is:

Construct a 3D glass hot bending processing device, which includes a hot pressing furnace; a hot bending mold is arranged in the hot pressing furnace; the 3D glass hot bending processing device also includes an upper press that squeezes the hot bending mold A head and a lower pressure head; a horizontal high-frequency heating coil for heating the hot bending mold is arranged in the hot pressing furnace.

The 3D glass hot bending processing device according to the present invention, wherein the high-frequency heating coil includes a plurality of open coils arranged side by side and equidistant.

The 3D glass hot bending processing device according to the present invention, wherein, adjacent to the non-closed coil, its lower end opening is connected to the other upper end opening.

The 3D glass hot bending processing device according to the present invention, wherein, a plurality of said non-closed coils are arranged in communication; one of said non-closed coil at the front end and said non-closed coil at the rear end is electrically connected to the first electrode and The opening is provided with a cooling water inlet, the other is electrically connected to the second electrode and the opening is provided with a hot water outlet.

The 3D glass hot bending processing device according to the present invention, wherein, adjacent to the non-closed coil, the lower opening and the upper opening are respectively connected to the other lower opening and the upper opening.

The 3D glass hot-bending processing device according to the present invention, wherein, the lower openings of the multiple non-closed coils are connected to each other, and the upper openings are all connected to each other; , one of which is provided with a cooling water interface and a third electrode, and the other is provided with a hot water outlet and a fourth electrode.

The 3D glass hot-bending processing device according to the present invention, wherein, the upper pressing head includes a plurality of upper pressing head push rods and a driving mechanism that drives the longitudinal movement of the upper pressing head push rods in one-to-one correspondence; the upper surface of the hot-press furnace One-to-one via holes corresponding to the push rods of the upper pressing head are provided; the pushing rods of the upper pressing head pass through the gaps between the two closed coils.

The 3D glass hot-bending processing device according to the present invention, wherein the driving mechanism is a balanced floating cylinder; the upper pressing head also includes a fixed plate on which the balanced floating cylinder is installed.

The 3D glass hot-bending processing device according to the present invention, wherein, the lower pressing head is arranged inside or outside the hot-press furnace, and includes at least one lower pressing head ejector rod supporting the hot-bending mold; the lower pressing head The overhead rod passes through the two open coil gaps.

The 3D glass hot-bending processing device according to the present invention, wherein, the high-frequency heating coil further includes an insulating heat-resistant support for fixing a plurality of the non-closed coils; Both sides of the coil are connected; the insulating and heat-resistant bracket is provided with a mounting part fixed to the inner wall of the hot-pressing furnace.

The beneficial effects of the present invention are: when heating, the hot bending pressure is maintained by the upper pressing head and the lower pressing head, the high-frequency heating coil performs electromagnetic heating, the heating speed is fast, the temperature is uniform, the service life of the mold is long, and the high-frequency heating coil adopts horizontal Type setting, the hot bending mold is placed horizontally into the high-frequency heating coil, which greatly reduces the volume of the coil, thereby reducing the volume of the entire equipment, improving heat utilization, reducing energy consumption, and improving production efficiency.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below in conjunction with the drawings and embodiments. The drawings in the following description are only part of the embodiments of the present invention. Ordinary technicians can also obtain other drawings based on these drawings without paying creative work:

Fig. 1 is a schematic structural view of a 3D glass hot bending processing device according to a preferred embodiment of the present invention;

Fig. 2 is a schematic diagram of the structure of the high-frequency heating coil of the 3D glass hot-bending processing device according to the preferred embodiment of the present invention;

Fig. 3 is a schematic structural diagram of another alternative high-frequency heating coil of the 3D glass hot bending processing device of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be made below in conjunction with the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, and Not all examples. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The 3D glass hot-bending processing device of a preferred embodiment of the present invention is shown in Figure 1, and referring to Figure 2 at the same time, it includes a hot-press furnace 1; a hot-bending mold 2 is arranged in the hot-press furnace 1; the 3D glass hot-bending processing device also includes Squeeze the upper pressure head 3 and the lower pressure head 4 of the hot bending die 2 up and down; the hot pressing furnace 1 is provided with a horizontal high-frequency heating coil 5 for heating the hot bending die 2; when heating, the upper pressure head 3 and the lower pressure head The indenter 4 maintains the hot bending pressure, and the high-frequency heating coil 5 conducts electromagnetic heating, the heating speed is fast, the temperature is uniform, the edge and the center are heated at the same speed, the service life of the mold is long, and the high-frequency heating coil 5 is set horizontally, and the bending The mold 2 is placed horizontally into the high-frequency heating coil 5, which changes the previous method of placing the coil vertically in the hot bending mold 2, which greatly reduces the volume of the coil, thereby reducing the volume of the entire equipment, improving heat utilization and reducing energy consumption. Increased production efficiency.

As shown in Fig. 1 and Fig. 2, the high-frequency heating coil 5 includes a plurality of non-closed coils 50 arranged side by side equidistantly, and the magnetic field lines formed by a plurality of non-closed coils 50 arranged equidistantly side by side are also completely parallel without repulsion. Greatly improved the thermal effect of electromagnetic heating.

As shown in Fig. 1 and Fig. 2, the lower opening of the adjacent unclosed coil 50 is connected to the other upper opening; a plurality of unclosed coils 50 are serially connected in series to form the high-frequency heating coil 5, which is convenient for routing and evenly heats up.

As shown in Figures 1 and 2, a plurality of non-closed coils 50 are arranged in communication; the non-closed coil 50 at the front end and the non-closed coil 50 at the rear end, one of which is electrically connected to the first electrode 51 and the opening is provided with a cooling water inlet 52, the other is electrically connected to the second electrode 53 and the opening is provided with a hot water outlet 54; a plurality of non-closed coils 50 are provided with through holes inside, and through holes are also provided on the interconnected connecting sections 500 to form a whole The water channel, the cooling water enters through the cooling water inlet 52, and flows out from the hot water outlet 54 after passing through the water channel, so as to prevent the high-frequency heating coil 5 from overheating and being damaged.

As shown in Figures 1 and 2, the upper pressing head 3 includes a plurality of upper pressing head push rods 30 and a drive mechanism 31 that drives the longitudinal movement of the upper pressing head pushing rods 30 in one-to-one correspondence; The rods 30 correspond to the through holes 10 one by one; the upper pressing head ejector rod 30 passes through the gap between the two closed coils 50; the upper pressing head ejector rod 30 passes through the gap between the two closed coils 50 and acts on the hot bending mold 2, saving space. A plurality of upper pressing head rams 30 and a plurality of driving mechanisms 31 facilitate multi-point control of the bending pressure and ensure the accuracy of the bending process.

As shown in Figure 1, the driving mechanism 31 is a balanced floating cylinder; the upper pressing head 3 also includes a fixed plate 32 for installing the balanced floating cylinder; the installation is convenient and the integrity is good.

As shown in Figures 1 and 2, the lower pressing head 4 is arranged inside or outside the hot pressing furnace 1, and includes at least one lower pressing head push rod 40 supporting the hot bending mold 2; the lower pressing head push rod 40 passes through two closed The coil has 50 gaps, which saves space and has good stability.

As shown in Figures 1 and 2, the high-frequency heating coil 5 also includes an insulating heat-resistant bracket 501 for fixing a plurality of non-closed coils 50; a plurality of insulating and heat-resistant brackets 501 are respectively connected to both sides of the non-closed coil 50; The bracket 501 is provided with a mounting part 502 which is fixed to the inner wall of the hot-press furnace 1; the stability is enhanced, and the installation and fixation are convenient at the same time.

The 3D glass hot-bending processing device of another preferred embodiment of the present invention is shown in Figure 1, and referring to Figure 3 at the same time, it includes a hot-pressing furnace 1; a hot-pressing furnace 1 is provided with a hot-bending mold 2; a 3D glass hot-bending processing device It also includes an upper pressure head 3 and a lower pressure head 4 for pressing the hot bending mold 2 up and down; a horizontal high-frequency heating coil 5 for heating the hot bending mold 2 is arranged in the hot pressing furnace 1; when heating, the upper pressure head 3 Keep the hot bending pressure with the lower pressure head 4, and the high-frequency heating coil 5 conducts electromagnetic heating, the heating speed is fast, the temperature is uniform, the edge and the center are heated at the same speed, the service life of the mold is long, and the high-frequency heating coil 5 adopts a horizontal setting, The hot bending mold 2 is put horizontally into the high-frequency heating coil 5, which changes the previous method of putting the hot bending mold 2 vertically into the coil, greatly reduces the volume of the coil, and then reduces the volume of the entire equipment, improves the heat utilization rate, and reduces energy consumption. Consumption, improve production efficiency.

As shown in Fig. 1 and Fig. 3, the high-frequency heating coil 5 includes a plurality of non-closed coils 50 arranged side by side and equidistantly, and the magnetic field lines formed by a plurality of non-closed coils 50 arranged equidistantly side by side are also completely parallel without repulsion. Greatly improved the thermal effect of electromagnetic heating.

As shown in Figure 3, the adjacent non-closed coils 50 have a lower opening and an upper opening connected to the other lower opening and an upper opening respectively; a plurality of non-closed coils 50 are all connected in parallel, which is convenient for wiring, uniform heating, and high heating speed. Fast, and a single coil disconnection can still be used as a whole, improving reliability.

As shown in Figure 3, a plurality of non-closed coils 50, the openings at the lower ends are all connected, and the openings at the upper ends are connected; the openings at the lower ends of the plurality of non-closed coils 50 are connected with the openings at the upper end, one of which is provided with a cooling water interface 55 and The third electrode 56 is provided with a hot water outlet 57 and a fourth electrode 58; a plurality of unclosed coils 50 form a plurality of parallel drainage channels, and the cooling water flows in through the cooling water interface 55 and then shunts, and the hot water outlet 57 Outflow, convenient wiring, high cooling efficiency.

As shown in Figures 1 and 3, the upper pressing head 3 includes a plurality of upper pressing head push rods 30 and a drive mechanism 31 that drives the longitudinal movement of the upper pressing head pushing rods 30 in one-to-one correspondence; The rods 30 correspond to the through holes 10 one by one; the upper pressing head ejector rod 30 passes through the gap between the two closed coils 50; the upper pressing head ejector rod 30 passes through the gap between the two closed coils 50 and acts on the hot bending mold 2, saving space. A plurality of upper pressing head rams 30 and a plurality of driving mechanisms 31 facilitate multi-point control of the bending pressure and ensure the accuracy of the bending process.

As shown in Figure 1, the driving mechanism 31 is a balanced floating cylinder; the upper pressing head 3 also includes a fixed plate 32 for installing the balanced floating cylinder; the installation is convenient and the integrity is good.

As shown in Figures 1 and 3, the lower pressing head 4 is arranged inside or outside the hot pressing furnace 1, and includes at least one lower pressing head push rod 40 supporting the hot bending mold 2; the lower pressing head push rod 40 passes through two closed The coil has 50 gaps, which saves space and has good stability.

As shown in Figures 1 and 3, the high-frequency heating coil 5 also includes an insulating heat-resistant bracket 501 for fixing a plurality of non-closed coils 50; a plurality of insulating and heat-resistant brackets 501 are respectively connected to both sides of the non-closed coil 50; The bracket 501 is provided with a mounting part 502 which is fixed to the inner wall of the hot-press furnace 1; the stability is enhanced, and the installation and fixation are convenient at the same time.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present invention.

Claims (10)

1. A 3D glass hot-bending processing device, characterized in that it comprises a hot-pressing furnace; a hot-bending mold is arranged in the hot-pressing furnace; the 3D glass hot-bending processing device also includes pressing the hot-bending die up and down The upper pressing head and the lower pressing head; the hot pressing furnace is provided with a horizontal high-frequency heating coil for heating the hot bending mold. 2 . The 3D glass hot bending processing device according to claim 1 , wherein the high-frequency heating coil comprises a plurality of non-closed coils arranged side by side and equidistant. 3 . 3. The 3D glass hot-bending processing device according to claim 2, characterized in that, adjacent to said non-closed coil, the lower end opening thereof is connected to the other upper end opening. 4. The 3D glass hot bending processing device according to claim 3, characterized in that, a plurality of said non-closed coils are arranged in communication; The first electrode is connected with a cooling water inlet at the opening, and the second electrode is electrically connected with a hot water outlet at the opening. 5 . The 3D glass hot-bending processing device according to claim 2 , wherein, adjacent to the non-closed coil, the lower opening and the upper opening thereof are respectively connected to the other lower opening and the upper opening. 5 . 6. The 3D glass hot-bending processing device according to claim 5, characterized in that, the openings at the lower ends of the plurality of unclosed coils are connected, and the openings at the upper ends are all connected; the openings at the lower ends of the plurality of unclosed coils are connected. One of the places connected with the upper opening is provided with a cooling water interface and a third electrode, and the other is provided with a hot water outlet and a fourth electrode. 7. The 3D glass hot-bending processing device according to any one of claims 2-6, characterized in that, the upper pressing head includes a plurality of upper pressing head rams and one-to-one correspondence driving the longitudinal movement of the upper pressing head rams The driving mechanism; the upper surface of the hot-press furnace is provided with through holes corresponding to the upper pressing head rods one by one; the upper pressing head pushing rod passes through the gap between the two closed coils. 8 . The 3D glass hot-bending processing device according to claim 7 , wherein the driving mechanism is a balanced floating cylinder; and the upper pressing head further includes a fixed plate on which the balanced floating cylinder is installed. 9. The 3D glass hot-bending processing device according to any one of claims 2-6, wherein the lower pressing head is arranged inside or outside the hot-press furnace, and includes at least one supporting the hot-bending mold The lower pressure head push rod; the lower pressure head push rod passes through the gap between the two closed coils. 10. The 3D glass hot bending processing device according to any one of claims 2-6, characterized in that, the high-frequency heating coil also includes an insulating heat-resistant bracket for fixing a plurality of the open coils; The insulating and heat-resistant brackets are respectively connected to both sides of the non-closed coil; the insulating and heat-resistant brackets are provided with mounting pieces fixed to the inner wall of the autoclaving furnace.