CN216609848U - Mold splitting device in production process of resin glasses lens - Google Patents
Mold splitting device in production process of resin glasses lens Download PDFInfo
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- CN216609848U CN216609848U CN202122737362.7U CN202122737362U CN216609848U CN 216609848 U CN216609848 U CN 216609848U CN 202122737362 U CN202122737362 U CN 202122737362U CN 216609848 U CN216609848 U CN 216609848U
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Abstract
The utility model discloses a mold splitting device in the production process of resin spectacle lenses, which comprises an operation platform, a positioning block, a clamping assembly and a mold splitting assembly, wherein the operation platform is provided with a positioning block; the positioning blocks and the clamping components are distributed in the circumferential direction of the mold assembly to be separated, the clamping components are symmetrically distributed on two sides of the mold assembly to be separated, and the clamping components respectively clamp the lower mold and the substrate of the mold assembly; the mold splitting assembly comprises an air cylinder and a sucker, wherein the air cylinder pushes the sucker to move downwards to be in close contact with the central position of the upper surface of the mold assembly until the sucker is attracted with the mold assembly; the cylinder drives the sucker to move upwards, and the sucker separates an upper die of the die assembly from the die assembly. Has the advantages that: according to the utility model, the upper die, the substrate and the lower die are respectively and sequentially taken down from the die assembly to be die-separated through the die separation component, so that the die separation can be stably and rapidly realized, and the sucking point of the sucking disc is positioned at the center of the upper surface of the die assembly, so that the success rate of die separation is improved, and the qualified rate of products is improved.
Description
Technical Field
The utility model relates to an auxiliary device for producing resin spectacle lenses, in particular to a mold splitting device in a production process of the resin spectacle lenses, and belongs to the technical field of production of the spectacle lenses.
Background
At present, all spectacle lenses are resin lenses basically, and the production process of the resin lenses is to inject a prepared liquid resin base material into a cavity of a mold, and demould the resin lenses after heating and forming to obtain substrates of the resin lenses.
The injection mold of the resin lens comprises a glass mold A and a glass mold B with standard concave radians, and the concave cavities of the glass mold A and the glass mold B are combined to form an injection molding cavity of the resin lens.
In the demolding procedure after molding, the glass mold A and the glass mold B need to be manually separated from the molded substrate, but force is unevenly applied in the manual separation process, the glass mold is cracked and the substrate is damaged, the cracked glass mold cannot be reused, and the damaged substrate becomes a defective product. The glass mold of the resin lens is a precision instrument, so the cost of a single mold is very high, and the qualification rate of the product is influenced; at present, great care is needed for workers in the demoulding process, and the production efficiency is seriously influenced.
Disclosure of Invention
The purpose of the utility model is as follows: the utility model aims to solve the problems in the prior art and provides a mold splitting device in the production process of resin spectacle lenses, which can improve the efficiency of a demolding procedure on the premise of ensuring the success rate of mold splitting.
The technical scheme is as follows: a mold splitting device in the production process of resin spectacle lenses comprises an operation platform, a positioning block, a clamping assembly and a mold splitting assembly, wherein the positioning block and the clamping assembly are respectively arranged on the operation platform, and the mold splitting assembly is positioned above the operation platform;
the positioning blocks and the clamping components are distributed in the circumferential direction of the mold assembly to be separated, the clamping components are symmetrically distributed on two sides of the mold assembly to be separated, and the clamping components respectively clamp the lower mold and the substrate of the mold assembly;
the die separating component comprises an air cylinder and a sucker, the air cylinder drives the sucker to move up and down, and the air cylinder pushes the sucker to move down to be in close contact with the central position of the upper surface of the die assembly until the sucker is attracted with the die assembly; the cylinder drives the sucker to move upwards, and the sucker separates an upper die of the die assembly from the die assembly; and the die separating assembly stops after finishing one-time up-and-down reciprocating motion, and the upper die is taken down.
According to the utility model, the upper die, the substrate and the lower die are respectively and sequentially taken down from the die assembly to be die-separated through the die separating component, die separation can be stably and rapidly realized through the matching of the air cylinder and the sucking disc, and the sucking point of the sucking disc is in the central position of the upper surface of the die assembly, so that the stress is more balanced, and the problem of die damage caused by overlarge local stress can be avoided.
Preferably, in order to achieve accurate positioning of the mold assembly, the contact part of the positioning block and the mold assembly is a cylindrical curved surface contact part, and the curved surface contact part is in contact with the outer edge of the mold assembly. The central shaft of the mold assembly can be coincided with the central shaft of the curved surface contact part or the central shafts of the mold assembly and the curved surface contact part are parallel through the matching of the curved surface contact part and the outer edge of the mold assembly, and the central position of the upper surface of the mold assembly is sucked by a subsequent sucker and is guaranteed.
Preferably, in order to avoid the collision between the mold assembly and the positioning block to damage the mold assembly, the curved surface contact portion is made of an elastic material. The curved contact portion may be made of rubber or nylon.
Preferably, in order to further protect the mold assembly, the working surface above the operating platform is provided with a flat elastic working surface. The flat elastic working surface can effectively avoid damaging the die assembly in the operation process.
Preferably, since there may be inconsistency between the outer diameters of the lower mold and the substrate, it is required to separately clamp them, and the clamping assembly includes a lower mold clamping assembly closely contacting the outer edge of the lower mold and a substrate clamping assembly closely contacting the outer edge of the substrate.
Preferably, in order to realize the sequential separation of the upper die, the substrate and the lower die, the lower die clamping assembly and the substrate clamping assembly have the same structure and comprise a clamping cylinder and a clamping part, and the clamping cylinder drives the clamping part to move telescopically; the lower die clamping assembly and the substrate clamping assembly are controlled independently of each other in the telescopic motion. When the upper die is separated, the lower die clamping assembly and the substrate clamping assembly are required to be clamped simultaneously, and when the substrate is separated, the lower die clamping assembly is only required to be clamped.
Preferably, in order to ensure that the clamping portion is clamped stably, the portion of the clamping portion, which is in contact with the mold assembly, is a cylindrical curved surface clamping portion, and the curved surface clamping portion is in contact with the outer edge of the mold assembly.
Preferably, to further protect the mold assembly, the curved clamping portion is made of an elastic material.
Has the advantages that: according to the utility model, the upper die, the substrate and the lower die are respectively and sequentially taken down from the die assembly to be die-separated through the die separation component, die separation can be stably and rapidly realized through the matching of the air cylinder and the sucking disc, and the sucking point of the sucking disc is arranged at the central position of the upper surface of the die assembly, so that the stress is more balanced, the problem of die damage caused by excessive local stress is avoided, the die separation success rate is improved, and the product qualification rate is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a front view of the present invention in an initial state with the upper die separated;
FIG. 4 is a rotary cross-sectional view of the present invention in an initial state with the upper die separated;
FIG. 5 is a front view of the present invention after completion of the separation of the upper mold;
FIG. 6 is a rotated cross-sectional view of the completed separation of the upper die of the present invention;
FIG. 7 is a rotated cross-sectional view of an initial state of separating substrates according to the present invention;
fig. 8 is a rotated cross-sectional view of the completion of the separation of the substrate according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 and 2, a mold splitting device in a production process of a resin spectacle lens comprises an operation platform 1, a positioning block 2, a clamping assembly 3 and a mold splitting assembly 4, wherein the positioning block 2 and the clamping assembly 3 are respectively installed on the operation platform 1, and the mold splitting assembly 4 is located above the operation platform 1;
the positioning blocks 2 and the clamping components 3 are distributed in the circumferential direction of a mold assembly 5 to be separated, the clamping components 3 are symmetrically distributed on two sides of the mold assembly 5 to be separated, and the clamping components 3 clamp a lower mold 51 and a substrate 52 of the mold assembly 5 respectively;
the mold splitting assembly 4 comprises an air cylinder 41 and a sucker 42, the air cylinder 41 drives the sucker 42 to move up and down, and the air cylinder 41 pushes the sucker 42 to move down to be in close contact with the central position of the upper surface of the mold assembly 5 until the sucker is sucked with the mold assembly 5; the air cylinder 41 drives the suction cup 42 to move upwards, and the suction cup 42 separates an upper die 53 of the die assembly 5 from the die assembly 5; the mold splitting assembly 4 stops after completing one up-and-down reciprocating motion, and the upper mold 53 is taken down.
According to the utility model, the upper die 53, the substrate 52 and the lower die 51 are respectively and sequentially taken down from the die assembly 5 to be die-separated through the die separating component 4, the die separation can be stably and rapidly realized through the matching of the air cylinder 41 and the sucking disc 42, and the sucking point of the sucking disc 42 is positioned at the central position of the upper surface of the die assembly 5, so that the stress is more balanced, and the problem of die damage caused by overlarge local stress can be avoided.
In order to realize accurate positioning of the mold assembly 5, the contact part of the positioning block 2 and the mold assembly 5 is a cylindrical curved contact part 21, and the curved contact part 21 is in contact with the outer edge of the mold assembly 5. The central axis of the mold assembly 5 can be coincided with the central axis of the curved surface contact part 21 or the central axes of the two parts are parallel by matching the curved surface contact part 21 with the outer edge of the mold assembly 5, so that the central position of the upper surface of the mold assembly 5 sucked by the subsequent sucking disc 42 is guaranteed.
In order to avoid the damage to the mold assembly 5 caused by the collision between the mold assembly 5 and the positioning block 2, the curved contact portion 21 is made of an elastic material.
In order to further protect the mold assembly 5, the working surface above the operation platform 1 is provided with a flat elastic working surface 11. The flat resilient working surface 11 effectively prevents damage to the die assembly 5 during operation.
Since there may be inconsistency between the outer diameters of the lower mold 51 and the substrate 52, and therefore, it is required to clamp them separately, the clamping assembly 3 includes a lower mold clamping assembly 31 and a substrate clamping assembly 32, the lower mold clamping assembly 31 is in close contact with the outer edge of the lower mold 51, and the substrate clamping assembly 32 is in close contact with the outer edge of the substrate 52.
In order to realize the sequential separation of the upper die 53, the substrate 52 and the lower die 51, the lower die clamping assembly 31 and the substrate clamping assembly 32 have the same structure and comprise a clamping cylinder 33 and a clamping part 34, and the clamping cylinder 33 drives the clamping part 34 to move telescopically; the telescopic movements of the lower mold clamping assembly 31 and the substrate clamping assembly 32 are controlled independently of each other. The separation of the upper mold 53 requires the lower mold clamping assembly 31 and the substrate clamping assembly 32 to be clamped simultaneously, and when the substrate 52 is separated, the substrate clamping assembly 32 releases the substrate 52 and only the lower mold clamping assembly 31 is required to clamp.
In order to ensure the clamping of the clamping portion 3 is stable, the portion of the clamping portion 34 contacting the mold assembly 5 is a cylindrical curved clamping portion 35, and the curved clamping portion 35 contacts the outer edge of the mold assembly 5.
To further protect the mold assembly 5, the curved clamping portion 35 is an elastomeric material.
As shown in fig. 3 and 4, when the upper mold 53 is separated, the air cylinder 41 pushes the suction cup 42 to move downwards to be in close contact with the central position of the upper surface of the upper mold 53 until the suction cup is attracted to the upper mold 53; at this time, the substrate clamping assembly 32 clamps the substrate 52 while the lower mold clamping assembly 31 clamps the lower mold 51.
As shown in fig. 5 and 6, the air cylinder 41 is contracted to move the suction cup 42 upward and simultaneously move the sucked upper mold 53 upward, thereby separating the upper mold 53 from the substrate 52 since the substrate 52 is held by the substrate clamping assembly 32.
As shown in fig. 7, after the upper mold 53 is separated, the upper mold 53 is removed, and the air cylinder 41 pushes the suction cup 42 to move downward again to be in close contact with the central position of the upper surface of the substrate 52 until the suction cup is attracted to the substrate 52.
As shown in fig. 8, the substrate clamping assembly 32 is opened, the air cylinder 41 is contracted to drive the suction cup 42 to move upwards and simultaneously drive the sucked substrate 52 to move upwards, and since the lower mold 51 is fixed by the lower mold clamping assembly 31, the separation of the lower mold 51 from the substrate 52 is realized.
After all separation is completed, the lower mold clamping assembly 31 is opened, and the lower mold 51 can be taken out, thereby realizing all mold separation processes.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a divide mould device in resin glasses lens production process which characterized in that: the mold splitting device comprises an operating platform (1), a positioning block (2), a clamping assembly (3) and a mold splitting assembly (4), wherein the positioning block (2) and the clamping assembly (3) are respectively installed on the operating platform (1), and the mold splitting assembly (4) is located above the operating platform (1);
the positioning blocks (2) and the clamping components (3) are distributed in the circumferential direction of a mold assembly (5) to be separated, the clamping components (3) are symmetrically distributed on two sides of the mold assembly (5) to be separated, and the clamping components (3) respectively clamp a lower mold (51) and a substrate (52) of the mold assembly (5);
the mold splitting assembly (4) comprises an air cylinder (41) and a sucker (42), the air cylinder (41) drives the sucker (42) to move up and down, and the air cylinder (41) pushes the sucker (42) to move down to be in close contact with the center of the upper surface of the mold assembly (5) until the sucker is sucked with the mold assembly (5); the air cylinder (41) drives the sucker (42) to move upwards, and the sucker (42) separates an upper die (53) of the die assembly (5) from the die assembly (5); and the die separating component (4) stops after completing one up-and-down reciprocating motion, and the upper die (53) is taken down.
2. The mold separation device in the production process of a resin eyeglass lens according to claim 1, wherein: the part of the positioning block (2) contacting the die assembly (5) is a cylindrical curved surface contact part (21), and the curved surface contact part (21) contacts with the outer edge of the die assembly (5).
3. The mold separation device in the production process of a resin eyeglass lens according to claim 2, wherein: the curved surface contact part (21) is made of elastic material.
4. The mold separation device in the production process of a resin eyeglass lens according to claim 1, wherein: and a smooth elastic working surface (11) is arranged on the working surface above the operating platform (1).
5. The mold separation device in the production process of a resin eyeglass lens according to claim 1, wherein: the clamping assembly (3) comprises a lower die clamping assembly (31) and a substrate clamping assembly (32), wherein the lower die clamping assembly (31) is tightly contacted with the outer edge of a lower die (51), and the substrate clamping assembly (32) is tightly contacted with the outer edge of a substrate (52).
6. The mold separation device in the production process of a resin eyeglass lens according to claim 5, wherein: the lower die clamping assembly (31) and the substrate clamping assembly (32) are identical in structure and comprise a clamping cylinder (33) and a clamping part (34), and the clamping cylinder (33) drives the clamping part (34) to move telescopically; the lower die clamping assembly (31) and the substrate clamping assembly (32) are controlled independently of each other in terms of telescopic movement.
7. The mold separation device in the production process of a resin eyeglass lens according to claim 6, wherein: the part of the clamping part (34) contacting with the die assembly (5) is a cylindrical curved surface clamping part (35), and the curved surface clamping part (35) contacts with the outer edge of the die assembly (5).
8. The mold separation device in the production process of a resin eyeglass lens according to claim 7, wherein: the curved clamping portion (35) is made of an elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737362.7U CN216609848U (en) | 2021-11-10 | 2021-11-10 | Mold splitting device in production process of resin glasses lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737362.7U CN216609848U (en) | 2021-11-10 | 2021-11-10 | Mold splitting device in production process of resin glasses lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216609848U true CN216609848U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122737362.7U Active CN216609848U (en) | 2021-11-10 | 2021-11-10 | Mold splitting device in production process of resin glasses lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216609848U (en) |
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2021
- 2021-11-10 CN CN202122737362.7U patent/CN216609848U/en active Active
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