CN217495012U

CN217495012U - Resin lens injection mold convenient to drawing of patterns

Info

Publication number: CN217495012U
Application number: CN202220735008.2U
Authority: CN
Inventors: 石福灵
Original assignee: Nissei Optoelectronics Technology Dongguan Co ltd
Current assignee: Nissei Optoelectronics Technology Dongguan Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-09-27
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a resin lens injection mold convenient to drawing of patterns, comprises a workbench, fixed establishment is installed to the upside of workstation, fixed establishment including setting up the mount table in the upper end of workstation, two sets of spread grooves have been seted up to the inside of mount table, the inside swing joint of spread groove has splint, the demolding groove has been seted up to the upside inside of splint, the front and back end of splint is close to the equal fixedly connected with slider in downside position, the spout has been seted up near the position of slider to the side inner wall around the spread groove, the inside swing joint of mount table and splint has the threaded rod. A resin lens injection mold convenient to drawing of patterns, make two sets of threaded connection's splint draw close each other through rotating the runner, carry out the centre gripping to the lens mould that the base inboard was placed, make the lens mould become more stable, improve the quality of lens preparation, reduce the appearance of wastrel.

Description

Resin lens injection mold convenient to drawing of patterns

Technical Field

The utility model relates to a fixed technical field of mould, in particular to resin lens injection mold convenient to drawing of patterns.

Background

The lens is made of transparent materials with one or more curved surfaces, which are made of optical materials such as glass or resin, and the lens is often assembled with a spectacle frame into spectacles after being polished, so that the spectacles are used for correcting the eyesight of a user and obtaining a clear visual field; most of the existing resin lens molds are combined by resin lenses from A, B two molds through a fixing adhesive tape, but an injection molding hole is reserved at the upper end, the existing injection molds lack a fixing device, injection molding is carried out through a handheld mold, hand shaking is easy, so that the quality of lens manufacturing is influenced, injection molding failure is caused, in addition, during traditional demolding, a gap of the lens mold needs to be aligned through a mold opening knife, then the mold opening knife is knocked, finally, the lens mold is separated, the efficiency is low, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a resin lens injection mold convenient to drawing of patterns can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a resin lens injection mold convenient to drawing of patterns, includes the workstation, fixed establishment is installed to the upside of workstation, fixed establishment including setting up the mount table in the upper end of workstation, two sets of spread grooves have been seted up to the inside of mount table, the inside swing joint of spread groove has splint, the demolding groove has been seted up to the upside inside of splint, the front and back end of splint is close to the equal fixedly connected with slider in downside position, the spout has been seted up to the position that the side inner wall is close to the slider around the spread groove, the inside swing joint of mount table and splint has the threaded rod, the one end fixedly connected with runner of threaded rod, the upper end fixedly connected with die holder of mount table, the lower extreme fixedly connected with T-shaped piece of mount table, the slide rail has been seted up to the position that the inside of workstation is close to T-shaped piece.

Preferably, the mounting table and the T-shaped block are integrated, the two groups of clamping plates are mirror-symmetrical, and the two groups of clamping plates are in threaded connection with the threaded rod.

Preferably, the slider and the spout looks adaptation, two sets of spirals about the outside of threaded rod is provided with, the inboard of die holder is provided with the arc wall, T-shaped piece and slide rail looks adaptation.

Preferably, the upper end fixedly connected with set casing of workstation, the inboard swing joint of set casing has the movable block, the movable block upper end is close to one side position fixedly connected with release frame, the inside position that is close to the release frame of upside of set casing has seted up the expansion gap, fixedly connected with spring between one side inner wall of movable block and set casing, one side position fixedly connected with fixed axle that the upper end of workstation is close to the movable block, the outside swing joint of fixed axle has the eccentric wheel, the upper end of workstation is close to rear side position fixedly connected with support frame, the upside internally mounted of support frame has the device of moulding plastics, the inboard of die holder is provided with the lens mould.

Preferably, the movable block penetrates through one side of the fixed shell, the demolding frame is matched with the movable opening, and the demolding frame is matched with the demolding groove.

Preferably, the fixed shaft is positioned in the eccentric wheel and close to the upper side, and the lens die is matched with the die holder.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the rotating wheel is rotated to enable the clamping plates in threaded connection to be close to each other, and the lens mold placed on the inner side of the mold base is clamped, so that the lens mold is more stable, the quality of lens manufacturing is improved, and the occurrence of defective products is reduced.

2. The lens mould is pulled back through the mounting table, the eccentric wheel is rotated again, the movable block on one side is pushed to move, one side of the upper end fixed connection demolding frame pushes the position of the middle curing lens of the lens mould through the inside of the demolding groove, the lens is separated from the dies on the two sides, the demolding effect is realized, the operation is simple, the convenience is realized, and the practicability is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a resin lens injection mold for easy demolding of the present invention;

FIG. 2 is a schematic view of a partially cut-away structure of the resin lens injection mold for facilitating demolding of the present invention;

FIG. 3 is an enlarged schematic view of part A of the resin lens injection mold for facilitating demolding;

fig. 4 is the utility model relates to a resin lenses injection mold's fixed establishment part dissects schematic structure view convenient to drawing of patterns.

In the figure: 1. a work table; 2. a fixing mechanism; 21. an installation table; 22. connecting grooves; 23. a splint; 24. a demoulding groove; 25. a slider; 26. a chute; 27. a threaded rod; 28. a rotating wheel; 29. a die holder; 210. a T-shaped block; 211. a slide rail; 3. a stationary case; 4. a movable block; 5. demoulding the mould frame; 6. a movable opening; 7. a spring; 8. a fixed shaft; 9. an eccentric wheel; 10. a support frame; 11. an injection molding device; 12. and (4) lens module.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1-4, a resin lens injection mold convenient to drawing of patterns, including workstation 1, fixed establishment 2 is installed to the upside of workstation 1, fixed establishment 2 is including setting up mount table 21 in the upper end of workstation 1, two sets of connecting grooves 22 have been seted up to the inside of mount table 21, the inside swing joint of connecting groove 22 has splint 23, demolding groove 24 has been seted up to the inside of the upside of splint 23, the front and back end of splint 23 is close to the equal fixedly connected with slider 25 in downside position, spout 26 has been seted up to the position that the front and back side inner wall of connecting groove 22 is close to slider 25, the inside swing joint of mount table 21 and splint 23 has threaded rod 27, the one end fixedly connected with runner 28 of threaded rod 27, the upper end fixedly connected with die holder 29 of mount table 21, the lower extreme fixedly connected with T-shaped block 210 of mount table 21, slide rail 211 has been seted up to the inside of workstation 1 near the position of T-shaped block 210.

In this embodiment, mount table 21 and T-shaped block 210 present as an organic whole, and two sets of splint 23 are mirror symmetry, and two sets of splint 23 are threaded connection with threaded rod 27, slider 25 and spout 26 looks adaptation, and two sets of spirals about threaded rod 27's the outside is provided with, and the inboard of die holder 29 is provided with the arc wall, T-shaped block 210 and slide rail 211 looks adaptation.

Specifically, the threaded rod 27 which drives the fixed connection through rotating the rotating wheel 28 rotates, and the outer side of the threaded rod 27 is set into two groups of left and right spirals, so that the clamping plates 23 which are connected by two groups of threads are close to each other, meanwhile, the sliding block 25 which is connected fixedly slides in the sliding groove 26, the lens mold 12 which is placed on the inner side of the die holder 29 is clamped, the mounting table 21 is pushed to move towards the rear side, the T-shaped block 210 which is fixedly connected with the lower end slides in the sliding rail 211, the lower side position of the injection molding device 11 is moved, and the lens mold 12 is clamped by the two groups of clamping plates 23, so that the lens mold 12 is more stable, the quality of lens manufacturing is improved, and the occurrence of defective products is reduced.

In the embodiment, a fixed shell 3 is fixedly connected to the upper end of a workbench 1, a movable block 4 is movably connected to the inner side of the fixed shell 3, a demoulding frame 5 is fixedly connected to the upper end of the movable block 4 close to one side position, a movable opening 6 is arranged in the upper side of the fixed shell 3 close to the demoulding frame 5, a spring 7 is fixedly connected between the movable block 4 and the inner wall of one side of the fixed shell 3, a fixed shaft 8 is fixedly connected to the upper end of the workbench 1 close to one side position of the movable block 4, an eccentric wheel 9 is movably connected to the outer side of the fixed shaft 8, a support frame 10 is fixedly connected to the upper end of the workbench 1 close to the rear side position, an injection molding device 11 is arranged in the upper side of the support frame 10, a lens mold 12 is arranged on the inner side of a mold base 29, the movable block 4 penetrates through one side position of the fixed shell 3, the demoulding frame 5 is matched with the movable opening 6, the demoulding frame 5 is matched with a demoulding groove 24, the fixed shaft 8 is arranged in the eccentric wheel 9 close to the upper side position, the lens mold 12 is adapted to the mold base 29.

Specifically, after lens mould 12 solidifies, through the pull-back lens mould 12 of mount table 21, make drawing of patterns groove 24 and drawing of patterns frame 5 to its position, rotate eccentric wheel 9 again, make eccentric wheel 9 rotate along fixed axle 8, and the rotation of eccentric wheel 9 can promote the movable block 4 of one side to move to the inside of set casing 3, compress fixed connection's spring 7, make upper end fixed connection drawing of patterns frame 5 slide in the inside of expansion joint 6 simultaneously, and one side of drawing of patterns frame 5 promotes the position of the middle solidification lens of lens mould 12 through the inside of drawing of patterns groove 24, make lens and both sides diaphragm separation, realize the effect of demoulding, and is easy to operate, and is convenient, and the practicality of the lens mould is improved.

The working principle is as follows:

when in use, firstly, the rotating wheel 28 is rotated to drive the fixedly connected threaded rod 27 to rotate, and the outer side of the threaded rod 27 is provided with a left group of screws and a right group of screws, so that the two groups of clamping plates 23 which are connected by screw threads are mutually closed, meanwhile, the fixedly connected slide block 25 slides in the slide groove 26 to clamp the lens mould 12 which is arranged at the inner side of the die seat 29, then the mounting table 21 is pushed to move towards the rear side, the T-shaped block 210 which is fixedly connected with the lower end is made to slide in the slide rail 211 to the lower side position of the injection molding device 11, and the lens mould 12 is more stable through the clamping of the two groups of clamping plates 23, the quality of lens manufacture is improved, the occurrence of defective products is reduced, secondly, after the lens mould 12 is solidified, the lens mould 12 is pulled back through the mounting table 21, the demoulding groove 24 and the demoulding frame 5 are made to the position thereof, then the eccentric wheel 9 is rotated, and the eccentric wheel 9 is rotated along the fixed shaft 8, and the rotation of eccentric wheel 9 can promote the movable block 4 of one side to remove to the inside of set casing 3, compression fixed connection's spring 7 makes upper end fixed connection release frame 5 slide in the inside of expansion joint 6 simultaneously, and one side of release frame 5 pushes the position of the middle solidification lens of lens mould 12 through the inside of release groove 24, makes lens and both sides diaphragm separation, realizes the effect of demoulding, easy operation, and is convenient, has improved its practicality.

The above examples are merely illustrative of one or more embodiments of the present invention, and the description thereof is more specific and detailed, but not intended to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a resin lenses injection mold convenient to drawing of patterns, includes workstation (1), its characterized in that: the fixing mechanism (2) is installed on the upper side of the workbench (1), the fixing mechanism (2) comprises an installation table (21) arranged at the upper end of the workbench (1), two groups of connecting grooves (22) are formed in the installation table (21), a clamping plate (23) is movably connected in the connecting grooves (22), a demolding groove (24) is formed in the upper side of the clamping plate (23), sliding blocks (25) are fixedly connected to the positions, close to the lower side, of the front end and the rear end of the clamping plate (23), sliding grooves (26) are formed in the positions, close to the sliding blocks (25), of the inner walls of the front side and the rear side of the connecting grooves (22), a threaded rod (27) is movably connected in the installation table (21) and the clamping plate (23), a rotating wheel (28) is fixedly connected to one end of the threaded rod (27), a die holder (29) is fixedly connected to the upper end of the installation table (21), and a T-shaped block (210) is fixedly connected to the lower end of the installation table (21), a sliding rail (211) is arranged in the position, close to the T-shaped block (210), of the inner portion of the workbench (1).

2. The resin lens injection mold facilitating mold release according to claim 1, wherein: the mounting table (21) and the T-shaped block (210) are integrated, the two groups of clamping plates (23) are mirror-symmetrical, and the two groups of clamping plates (23) are in threaded connection with the threaded rod (27).

3. The resin lens injection mold facilitating mold release according to claim 1, wherein: the sliding block (25) is matched with the sliding groove (26), a left group of screws and a right group of screws are arranged on the outer side of the threaded rod (27), an arc-shaped groove is formed in the inner side of the die holder (29), and the T-shaped block (210) is matched with the sliding rail (211).

4. The resin lens injection mold facilitating mold release of claim 1, wherein: the upper end of the workbench (1) is fixedly connected with a fixed shell (3), the inner side of the fixed shell (3) is movably connected with a movable block (4), a demoulding frame (5) is fixedly connected at a position close to one side of the upper end of the movable block (4), a movable opening (6) is arranged at the position close to the demoulding frame (5) inside the upper side of the fixed shell (3), a spring (7) is fixedly connected between the movable block (4) and the inner wall of one side of the fixed shell (3), a fixed shaft (8) is fixedly connected at one side of the upper end of the workbench (1) close to the movable block (4), the outer side of the fixed shaft (8) is movably connected with an eccentric wheel (9), the upper end of the workbench (1) close to the rear side is fixedly connected with a support frame (10), the upper side of the support frame (10) is internally provided with an injection molding device (11), and the inner side of the mold base (29) is provided with a lens mold (12).

5. The resin lens injection mold facilitating mold release according to claim 4, wherein: the movable block (4) penetrates through one side of the fixed shell (3), the demolding frame (5) is matched with the movable opening (6), and the demolding frame (5) is matched with the demolding groove (24).

6. The resin lens injection mold facilitating mold release according to claim 4, wherein: the fixed shaft (8) is positioned in the eccentric wheel (9) and close to the upper side, and the lens die (12) is matched with the die holder (29).