CN220409605U - Bending die for polarized lens - Google Patents

Abstract

The utility model discloses a polarized lens bending die which comprises a lower die holder, wherein the lower die holder is arranged above a base, a die cavity is arranged at the upper end of the lower die holder, a die core is arranged in the die cavity, and an arc-shaped groove is arranged at the upper end of the die core; the beam plate is arranged above the lower die holder, connecting blocks are arranged on two sides of the beam plate, first electric telescopic rods are arranged on two sides of the lower die holder, and a buffer connecting plate is arranged between the base and the lower die holder; the connecting column is arranged below the beam plate, the core column is arranged below the connecting column, the mold core and the core column on the bending mold adopt a movable assembly mode, the corresponding mold core and the core column can be selected according to the type of the polarized lens to be installed, the mold core and the core column are heated before bending the polarized lens, then the polarized lens is heated and softened, the polarized lenses of different types are bent conveniently, and the using effect of the bending mold is improved.

Description

Bending die for polarized lens

Technical Field

The utility model relates to the technical field of bending of polarized lenses, in particular to a polarized lens bending die.

Background

Polarized lenses, which are lenses that only allow light of a certain specific polarization direction to pass through, are darkened when worn due to the filtering effect, and are called polarized lenses when a special vertical coating is added to the lenses in order to filter the glare rays of the sun in the equal direction on the water surface, land or snow. The special effect of the polarized lens is to effectively remove and filter scattered light in the light beam. The light can be put into the eye vision image on the light transmission axis of the positive rail, so that the visual field is clear and natural; the polarized lens is in an arc-shaped device, and the polarized lens is required to be bent by a bending device.

The utility model discloses a chinese patent publication No. CN21582594U, the date of the grant notice is 2022, 02 month 15, a polarized lens bending die, including the movable mould that sets up from top to bottom, elastic pressing plate and cover half, cover half surface mounting has the support guide pillar, be equipped with the activity guide hole corresponding with the support guide pillar on movable mould and the elastic pressing plate, be equipped with the shaping hole that a plurality of arrays set up on the cover half, be equipped with the section bar through-hole corresponding with shaping hole position on the elastic pressing plate, the lower surface mounting of movable mould has the reference column that the position corresponds with the section bar through-hole, the bottom mounting of reference column has the core mold insert, the bottom surface of core mold insert is the curved surface, shaping hole top surface side is equipped with the cover half fixed chamber, cover half fixed intracavity is fixed with the cover half mold insert, the bottom surface side of section bar through-hole is equipped with the clamp plate fixed chamber, cover half mold insert and clamp plate insert correspond, the side that cover half mold insert and clamp plate insert are close to the shaping hole is convex, the accurate location of lens bending die has been guaranteed going on smoothly.

The prior polarized lens needs to be heated and softened firstly when being bent, a mold core and a mold core column arranged on a bending mold adopt a fixed installation mode, and one set of bending mold can only bend one type of polarized lens, so that the polarized lens of different types is inconvenient to bend, the use efficiency of the bending mold is reduced, and the use requirement cannot be met.

Disclosure of Invention

The utility model aims to provide a polarized lens bending die, which aims to solve the problems that in the prior art, when the existing polarized lens is bent, the existing polarized lens needs to be heated and softened, a die core and a core column arranged on the bending die adopt a fixed installation mode, one set of bending die can only bend one type of polarized lens, bending of different types of polarized lenses is inconvenient, the service efficiency of the bending die is reduced, and the use requirement cannot be met.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a polarized lens bending mould, includes the base, still includes:

the die comprises a base, a die holder, a die core, an arc-shaped groove, an electric control panel, a power wire and a power wire, wherein the base is arranged on the die holder;

the beam plate is arranged above the lower die holder, connecting blocks are arranged on two sides of the beam plate, the connecting blocks are fixedly connected with the beam plate, first electric telescopic rods are arranged on two sides of the lower die holder, two first electric telescopic rods are arranged, two ends of each first electric telescopic rod are fixedly connected with the base and the connecting blocks respectively, a buffer connecting plate is arranged between the base and the lower die holder, and two ends of the buffer connecting plate are connected with the base and the lower die holder into a whole;

the connecting column is arranged below the beam plate, the connecting column and the beam plate are integrated, the core column is arranged below the connecting column, the core column, the die cavity and the die core are correspondingly arranged, the threaded hole is formed in the upper end of the core column, and the core column is in threaded connection with the connecting column.

Preferably, the four corners of the beam plate are provided with guide holes, the guide holes are four, the guide columns are arranged above the lower die holder, the guide columns are four, one end of each guide column is fixedly connected with the lower die holder, the guide columns are communicated with the guide holes, and the guide columns are in sliding connection with the beam plate.

Preferably, the inside of mold core is provided with the mounting hole, the inside of die holder is provided with flexible chamber, and flexible chamber sets up in one side of die cavity, flexible chamber and die cavity intercommunication set up, the inside of flexible chamber is provided with electrical heating assembly, and electrical heating assembly and die holder swing joint, electrical heating assembly corresponds the setting with the mounting hole, and electrical heating assembly laminating mutually with the mold core, one side of die holder is provided with the third electric telescopic handle, and the both ends of third electric telescopic handle respectively with die holder and electrical heating assembly fixed connection.

Preferably, the inside of stem is provided with the heating chamber, and the cross-section in heating chamber is the setting of U type, the inside of beam slab is provided with the reservation chamber, and the one end and the heating chamber intercommunication in reservation chamber set up, one side of beam slab is provided with the admission valve, and the admission valve is provided with two, and admission valve and beam slab are connected as an organic wholely, admission valve and reservation chamber intercommunication set up.

Preferably, the lower end of the core column is arc-shaped, the upper end of the mold core and the lower end of the core column are both provided with silica gel films, and the silica gel films, the mold core and the core column are all arranged as a whole.

Preferably, the bottom of die cavity is provided with the roof, and roof and die holder swing joint, the below of roof is provided with the electronic telescopic handle of second, and the both ends of the electronic telescopic handle of second respectively with die holder and roof fixed connection, the bottom of die cavity is provided with the locating hole, and the locating hole is provided with two, and two locating holes set up in the both sides of roof, the lower extreme of die core is provided with the reference column, and the reference column is provided with two, and reference column and die core fixed connection, the reference column corresponds the setting with the locating hole, and reference column and die holder sliding connection.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the device, through the arrangement of the electric heating assembly, the mounting hole and the third electric telescopic rod, the third electric telescopic rod drives the electric heating assembly to stretch and move, the electric heating assembly is inserted into the mounting hole to contact with the mold core, the mold core is heated by means of the electric heating assembly, and then the polarized lens is heated;

2. the device of the utility model is provided with the threaded hole, the connecting column, the air inlet valve, the reserved cavity and the heating cavity, and the core column is connected with the beam plate by the threaded hole and the connecting column, so that the subsequent disassembly and replacement of the core column are facilitated, and steam is injected into the reserved cavity by the air inlet valve and then flows into the heating cavity to heat the core column;

3. according to the device, through the arrangement of the top plate, the second electric telescopic rod, the positioning hole and the positioning column, the second electric telescopic rod drives the top plate to lift, the die core is ejected along with the lifting of the top plate, so that the pressed polarized lens is ejected conveniently, the positioning hole and the positioning column play a role in guiding and limiting the installed die core, and the die core is installed rapidly and accurately.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a diagram showing the connection relationship between the electric heating assembly and the lower die base and the die core;

FIG. 4 is an enlarged view of a portion of area A of FIG. 2 in accordance with the present utility model;

fig. 5 is an enlarged view of a portion of the area B of fig. 2 in accordance with the present utility model.

In the figure: 1. a base; 2. a lower die holder; 3. a buffer connection plate; 4. an electric control panel; 5. a mold cavity; 6. a beam plate; 7. a guide hole; 8. a guide post; 9. a connecting block; 10. a first electric telescopic rod; 11. a power line; 12. an intake valve; 13. a second electric telescopic rod; 14. an arc-shaped groove; 15. a mold core; 16. a core column; 17. reserving a cavity; 18. a telescopic chamber; 19. a third electric telescopic rod; 20. a threaded hole; 21. an electrical heating assembly; 22. a mounting hole; 23. positioning holes; 24. positioning columns; 25. a top plate; 26. a heating chamber; 27. a connecting column; 28. a silicone film.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-5, an embodiment of the present utility model is provided: the polarized lens bending die comprises a base 1 and further comprises:

the die holder 2 is arranged above the base 1, a die cavity 5 is arranged at the upper end of the die holder 2, a die core 15 is arranged in the die cavity 5, the die core 15 is attached to the die cavity 5, an arc-shaped groove 14 is arranged at the upper end of the die core 15, an electric control panel 4 is arranged on one side of the die holder 2, the electric control panel 4 is fixedly connected with the die holder 2, and a power line 11 is arranged on one side of the die holder 2;

the beam plate 6 is arranged above the lower die holder 2, connecting blocks 9 are arranged on two sides of the beam plate 6, the connecting blocks 9 are fixedly connected with the beam plate 6, first electric telescopic rods 10 are arranged on two sides of the lower die holder 2, two first electric telescopic rods 10 are arranged, two ends of each first electric telescopic rod 10 are fixedly connected with the base 1 and the connecting blocks 9 respectively, a buffer connecting plate 3 is arranged between the base 1 and the lower die holder 2, and two ends of the buffer connecting plate 3 are connected with the base 1 and the lower die holder 2 into a whole;

the spliced pole 27, it sets up in the below of beam slab 6, and spliced pole 27 sets up as an organic wholely with beam slab 6, and the below of spliced pole 27 is provided with core 16, and core 16 and die cavity 5 and mold core 15 all correspond the setting, and the upper end of core 16 is provided with screw hole 20, and core 16 and spliced pole 27 threaded connection.

When in use, the utility model is characterized in that: the mold core 15 is placed in the mold cavity 5 to be connected with the lower mold base 2, the core column 16 is connected with the connecting column 27, the polarized lens to be processed is placed at the upper end of the mold core 15, the first electric telescopic rod 10 is driven to drive the beam plate 6 to descend, the core column 16 is pressed into the mold cavity 5 along with the descending of the beam plate 6, the core column 16 is contacted with the polarized lens to exert pressure, and the polarized lens is bent under the action of the pressure.

Referring to fig. 1, four corners of a beam plate 6 are provided with guide holes 7, the guide holes 7 are four, guide columns 8 are arranged above a lower die holder 2, the guide columns 8 are four, one end of each guide column 8 is fixedly connected with the lower die holder 2, the guide columns 8 are communicated with the guide holes 7, the guide columns 8 are slidably connected with the beam plate 6, the beam plate 6 lifted through the guide holes 7 and the guide columns 8 plays a role in guiding and limiting, and stable lifting of the beam plate 6 is ensured.

Referring to fig. 2, 3 and 4, a mounting hole 22 is formed in the mold core 15, a telescopic cavity 18 is formed in the lower mold base 2, the telescopic cavity 18 is arranged on one side of the mold cavity 5, the telescopic cavity 18 is communicated with the mold cavity 5, an electric heating component 21 is arranged in the telescopic cavity 18, the electric heating component 21 is movably connected with the lower mold base 2, the electric heating component 21 is correspondingly arranged with the mounting hole 22, the electric heating component 21 is attached to the mold core 15, a third electric telescopic rod 19 is arranged on one side of the lower mold base 2, two ends of the third electric telescopic rod 19 are fixedly connected with the lower mold base 2 and the electric heating component 21 respectively, the electric heating component 21 is driven to stretch and move through the third electric telescopic rod 19, the electric heating component 21 is inserted into the mounting hole 22 to be connected with the mold core 15, the mold core 15 is heated by means of the electric heating component 21, and then polarized lenses placed on the mold core 15 are heated.

Referring to fig. 1, 2 and 5, a heating cavity 26 is provided in the core column 16, a section of the heating cavity 26 is in a U-shaped configuration, a reserved cavity 17 is provided in the beam plate 6, one end of the reserved cavity 17 is communicated with the heating cavity 26, one side of the beam plate 6 is provided with two air inlet valves 12, the two air inlet valves 12 are connected with the beam plate 6 into a whole, the air inlet valves 12 are communicated with the reserved cavity 17, steam is injected into the reserved cavity 17 through one air inlet valve 12, the core column 16 is heated in the heating cavity 26, and the steam is discharged from the other air inlet valve 12.

Referring to fig. 2, the lower end of the core 16 is arc-shaped, the upper end of the mold core 15 and the lower end of the core 16 are both provided with a silica gel film 28, and the silica gel film 28, the mold core 15 and the core 16 are all integrally provided, so that the polarized lens can be effectively prevented from adhering to the mold core 15 or the core 16 by the silica gel film 28.

Referring to fig. 2 and 4, a top plate 25 is disposed at the bottom of the mold cavity 5, the top plate 25 is movably connected with the lower mold base 2, a second electric telescopic rod 13 is disposed below the top plate 25, two ends of the second electric telescopic rod 13 are fixedly connected with the lower mold base 2 and the top plate 25 respectively, positioning holes 23 are disposed at the bottom of the mold cavity 5, two positioning holes 23 are disposed at two sides of the top plate 25, positioning columns 24 are disposed at the lower end of the mold core 15, two positioning columns 24 are disposed, the positioning columns 24 are fixedly connected with the mold core 15, the positioning columns 24 are correspondingly disposed with the positioning holes 23, the positioning columns 24 are slidably connected with the lower mold base 2, the top plate 25 is driven to lift by the second electric telescopic rod 13, the mold core 15 is conveniently ejected along with the lifting of the top plate 25, and the pressed and bent polarized lenses are conveniently ejected, and the positioning holes 23 and the positioning columns 24 are used for rapidly and accurately mounting the mold core 15 and the lower mold base 2.

Working principle: the mold core 15 is placed in the mold cavity 5 to be connected with the lower mold base 2, the core column 16 is connected with the connecting column 27, then polarized lenses to be processed are placed at the upper end of the mold core 15, the third electric telescopic rod 19 is driven to drive the electric heating component 21 to move in a telescopic manner, the electric heating component 21 is inserted into the mounting hole 22 to be connected with the mold core 15, the mold core 15 is heated by means of the electric heating component 21, then the polarized lenses placed on the mold core 15 are heated, steam is injected into the reserved cavity 17 from one air inlet valve 12, then flows into the heating cavity 26, the core column 16 is heated, and then the steam is discharged from the other air inlet valve 12; the first electric telescopic rod 10 is driven to drive the beam plate 6 to descend, the core column 16 is pressed into the die cavity 5 along with the descending of the beam plate 6, the core column 16 is contacted with the polarized lens to apply pressure, the polarized lens is bent under the action of the pressure, the second electric telescopic rod 13 is driven to drive the top plate 25 to lift after the bending is completed, the die core 15 is ejected along with the rising of the top plate 25, and the bent polarized lens is conveniently detached.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The polarized lens bending die comprises a base (1) and is characterized by further comprising:

the die comprises a base (1), a die holder (2), a die core (15) and an arc-shaped groove (14) are arranged at the upper end of the die core (15), an electric control panel (4) is arranged on one side of the die holder (2), the electric control panel (4) is fixedly connected with the die holder (2), and a power wire (11) is arranged on one side of the die holder (2);

the beam plate (6) is arranged above the lower die holder (2), connecting blocks (9) are arranged on two sides of the beam plate (6), the connecting blocks (9) are fixedly connected with the beam plate (6), first electric telescopic rods (10) are arranged on two sides of the lower die holder (2), the two first electric telescopic rods (10) are arranged, two ends of the two first electric telescopic rods (10) are respectively fixedly connected with the base (1) and the connecting blocks (9), a buffer connecting plate (3) is arranged between the base (1) and the lower die holder (2), and two ends of the buffer connecting plate (3) are respectively connected with the base (1) and the lower die holder (2) into a whole;

the connecting column (27) is arranged below the beam plate (6), the connecting column (27) and the beam plate (6) are arranged into a whole, a core column (16) is arranged below the connecting column (27), the core column (16) is correspondingly arranged with the die cavity (5) and the die core (15), a threaded hole (20) is formed in the upper end of the core column (16), and the core column (16) is in threaded connection with the connecting column (27).

2. The polarized lens press bending die as set forth in claim 1, wherein: the four corners of the beam plate (6) are provided with guide holes (7), the guide holes (7) are four, the guide posts (8) are arranged above the lower die base (2), the guide posts (8) are four, one end of each guide post (8) is fixedly connected with the lower die base (2), the guide posts (8) are communicated with the guide holes (7), and the guide posts (8) are in sliding connection with the beam plate (6).

3. The polarized lens press bending die as set forth in claim 1, wherein: the inside of mold core (15) is provided with mounting hole (22), the inside of die holder (2) is provided with flexible chamber (18), and flexible chamber (18) set up in one side of die cavity (5), flexible chamber (18) and die cavity (5) intercommunication set up, the inside of flexible chamber (18) is provided with electrical heating subassembly (21), and electrical heating subassembly (21) and die holder (2) swing joint, electrical heating subassembly (21) correspond the setting with mounting hole (22), and electrical heating subassembly (21) are laminated with mold core (15), one side of die holder (2) is provided with third electric telescopic handle (19), and the both ends of third electric telescopic handle (19) are respectively with die holder (2) and electrical heating subassembly (21) fixed connection.

4. The polarized lens press bending die as set forth in claim 1, wherein: the inside of stem (16) is provided with heating chamber (26), and the cross-section of heating chamber (26) is the U type setting, the inside of beam slab (6) is provided with reservation chamber (17), and the one end and the heating chamber (26) intercommunication setting of reservation chamber (17), one side of beam slab (6) is provided with admission valve (12), admission valve (12) are provided with two, and admission valve (12) are connected as an organic wholely with beam slab (6), admission valve (12) and reservation chamber (17) intercommunication setting.

5. The polarized lens press bending die as set forth in claim 1, wherein: the lower extreme of stem (16) is the arc setting, the upper end of mold core (15) and the lower extreme of stem (16) all are provided with silica gel membrane (28), and silica gel membrane (28) and mold core (15) and stem (16) all set up as an organic wholely.

6. The polarized lens press bending die as set forth in claim 1, wherein: the bottom of die cavity (5) is provided with roof (25), and roof (25) and die holder (2) swing joint, the below of roof (25) is provided with second electric telescopic handle (13), and the both ends of second electric telescopic handle (13) respectively with die holder (2) and roof (25) fixed connection, the bottom of die cavity (5) is provided with locating hole (23), locating hole (23) are provided with two, and two locating holes (23) set up in the both sides of roof (25), the lower extreme of die core (15) is provided with reference column (24), and reference column (24) are provided with two, and reference column (24) and die core (15) fixed connection, reference column (24) correspond with locating hole (23) and reference column (24) and die holder (2) sliding connection.