CN214056185U

CN214056185U - Film sticking die in one-die multi-cavity die

Info

Publication number: CN214056185U
Application number: CN202023095310.6U
Authority: CN
Inventors: 王佩
Original assignee: Shenzhen Yuquan Mould Technology Development Co ltd
Current assignee: Shenzhen Yuquan Mould Technology Development Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-27
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a multi-cavity in-mold film sticking mold, which comprises a hot runner system, wherein the bottom of the hot runner system is provided with a front mold core, the bottom of the front mold core is provided with a rear mold core, a compression insert is arranged between the front mold core and the rear mold core, the compression insert is arranged at the top of the rear mold core, one side of the compression insert is provided with a rear mold insert, the top of the rear mold insert is provided with a water gap, the two sides of the rear mold core are respectively provided with a first line position insert and a second line position insert, the rear mold core is arranged at one side adjacent to the second line position insert and is provided with a third line position insert, thereby solving the problems of the related technologies such as easy falling off, dislocation, mold pressing and the like of the film sticking on the surface of a product, having high production efficiency, multiple cavities, wide material range adapting to the film sticking, mature production process technology, stable and reliable product quality, and easy realization of automatic production of the mold, the travel switch protection mechanism is arranged, and the safety and the reliability are realized.

Description

Film sticking die in one-die multi-cavity die

Technical Field

The utility model relates to the technical field of mold, specifically be a pad pasting mould in mould multicavity mould.

Background

The mould is the basic technical equipment of industry, in telecommunication, car, motorcycle, motor, electrical apparatus, instrument, household electrical appliances, building materials etc. product, more than 80% all rely on the mould to take shape, produce finished piece show high accuracy, high complexity, high uniformity, high productivity and low consumption with the mould, it is incomparable with other manufacturing methods.

In order to meet the increasing appearance of products and special requirements of some surfaces, a film sticking process in an injection mold is adopted, and a membrane is fused with high-temperature molten plastic to form firm combination, so that the surface of a plastic part has the advantages of scratch resistance, strong corrosion resistance, long service life and the like. However, the existing inner film sticking mould of the injection mould has some defects, along with the improvement of the surface requirements of products, especially digital electronic products such as mobile phone shells and protective sleeve products, if the conventional mould structure and forming conditions are adopted, the technical requirements of the products are difficult to meet, the traditional plastic product surface film sticking mould is easy to fall off, misplace, press mould and other related technical problems, because of the limitation of production conditions, the full-automatic production cannot be completely realized, the production efficiency is low, and the quality is unstable.

Therefore, a need exists to provide a multi-cavity in-mold laminating mold to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pad pasting mould in mould multicavity mould has solved the difficult problem of relevant techniques such as product surface pad pasting drops easily, dislocation, moulding-die, has production efficiency height, a mould multicavity, and the material range of adaptation pad pasting is wide to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-cavity in-mold sticking mold comprises a hot runner system, wherein a front mold core is arranged at the bottom of the hot runner system, a rear mold core is arranged at the bottom of the front mold core, a compression insert is arranged between the front mold core and the rear mold core, the compression insert is arranged at the top of the rear mold core, a rear mold insert is arranged on one side of the compression insert, a water gap is formed in the top of the rear mold insert, a first slide insert and a second slide insert are respectively arranged on two sides of the rear mold core, a third slide insert is arranged on one side of the rear mold core adjacent to the second slide insert, a first slide seat, a second slide seat and a third slide seat are respectively arranged on one side of the first slide insert, the second slide insert and the third slide insert, a first shovel machine, a second shovel machine and a third shovel machine are respectively inserted on the first slide seat, the second slide seat and the third slide seat, a cutter is arranged below the rear mold core, the cutter panel is installed to the cutter lower extreme, cutter panel lower surface is provided with the cutter bottom plate, cutter bottom plate lower surface is provided with the hydro-cylinder mold insert, hydro-cylinder mold insert one side is connected with the compression mold insert cushion, compression mold insert cushion below is provided with the piston, the piston lower extreme is provided with back mould mold insert cushion, back mould mold insert cushion one side is provided with the ejecting module of first atmospheric pressure, first atmospheric pressure is provided with the ejecting module of second atmospheric pressure below the ejecting module.

Preferably, the top of the hot runner system is provided with a mold positioning ring, the mold positioning ring is arranged in the middle of the hot runner system, and the mold positioning ring is arranged in an annular structure.

Preferably, a mobile phone protection shell is arranged inside the front mold core, two groups of mobile phone protection shells and the front mold core are arranged, and the two groups of mobile phone protection shells are respectively arranged in the two groups of front mold cores.

Preferably, first shovel machine, second shovel machine and third shovel machine all set up to L shape structure, just first shovel machine, second shovel machine and third shovel machine lower extreme one side all are provided with the tooth.

Preferably, empty slots are formed in the top center positions of the first travelling seat, the second travelling seat and the third travelling seat, and the first shovel machine, the second shovel machine and the third shovel machine are respectively inserted into the empty slots.

Preferably, the bottom of the second air pressure ejection module is provided with a thimble panel, the lower surface of the thimble panel is provided with a thimble bottom plate, and the length, the width and the thickness of the thimble panel and the thimble bottom plate are equal.

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

the utility model provides a product surface pad pasting come off easily, dislocation, the difficult problem of relevant techniques such as moulding-die, it is high to have production efficiency, a mould multicavity, and the material range of adaptation pad pasting is wide, and production technology is mature, and product quality is reliable and stable, realizes the automated production of mould easily, has travel switch protection mechanism, safe and reliable.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a schematic three-dimensional structure of the present invention;

fig. 3 is the three-dimensional structure diagram of the mobile phone protection case of the present invention.

In the figure: 1. a mold positioning ring; 2. a hot runner system; 3. a front mold core; 4. a mobile phone protection shell; 5. a water gap; 6. a rear mold insert; 7. compressing the insert; 8. a rear mold core; 9. a first shovel machine; 10. a first travel seat; 11. a first slide insert; 12. a cutter; 13. a cutter panel; 14. a cutter base plate; 15. the oil cylinder insert; 16. compressing the insert cushion block; 17. a piston; 18. a cushion block of the rear mold insert; 19. a first pneumatic ejection module; 20. a second pneumatic ejection module; 21. a thimble panel; 22. a thimble base plate; 23. a second shovel; 24. a second travel position seat; 25. a second slide insert; 26. a third shovel machine; 27. a third line position insert; 28. and a third seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a one-mold multi-cavity in-mold film sticking mold comprises a hot runner system 2, wherein a mold positioning ring 1 is arranged at the top of the hot runner system 2, the mold positioning ring 1 is arranged in the middle of the hot runner system 2, the mold positioning ring 1 is arranged in an annular structure, a front mold core 3 is arranged at the bottom of the hot runner system 2, a mobile phone protective shell 4 is arranged inside the front mold core 3, two groups of mobile phone protective shells 4 and two groups of front mold cores 3 are respectively arranged in the two groups of front mold cores 3, a rear mold core 8 is arranged at the bottom of the front mold core 3, a compression mold insert 7 is arranged between the front mold core 3 and the rear mold core 8, the compression mold insert 7 is arranged at the top of the rear mold core 8, a rear mold insert 6 is arranged at one side of the compression mold insert 7, a water gap 5 is arranged at the top of the rear mold insert 6, a mold cavity is opened by a mold opening mechanism of an injection molding machine, a protective film is placed on a positioning step of the rear mold core 8 of the mold through a sucker of the feeding mechanism, when the injection molding machine is closed, the first shovel machine 9, the second shovel machine 23 and the third shovel machine 26 are respectively inserted into wedge surfaces guided by the first line seat 10, the second line seat 24 and the third line seat 28, the first line insert 11, the second line insert 25 and the third line insert 27 are driven to move inwards, and when the front mold and the rear mold are closed, the lines reach the designated positions;

a first slide insert 11 and a second slide insert 25 are respectively arranged on two sides of the rear mold core 8, a third slide insert 27 is arranged on one side of the rear mold core 8 adjacent to the second slide insert 25, a first slide seat 10, a second slide seat 24 and a third slide seat 28 are respectively arranged on one side of the first slide insert 11, the second slide insert 25 and the third slide insert 27, a first shovel machine 9, a second shovel machine 23 and a third shovel machine 26 are respectively inserted on the first slide seat 10, the second slide seat 24 and the third slide seat 28, the first shovel machine 9, the second shovel machine 23 and the third shovel machine 26 are all arranged in an L-shaped structure, teeth are arranged on one side of the lower ends of the first shovel 9, the second shovel 23 and the third shovel 26, hollow grooves are formed in the middle positions of the tops of the first displacement seat 10, the second displacement seat 24 and the third displacement seat 28, and the first shovel 9, the second shovel 23 and the third shovel 26 are respectively inserted into the empty slots.

A cutter 12 is arranged below the rear mold core 8, a cutter panel 13 is arranged at the lower end of the cutter 12, a cutter base plate 14 is arranged on the lower surface of the cutter panel 13, an oil cylinder insert 15 is arranged on the lower surface of the cutter base plate 14, a compression insert cushion block 16 is connected to one side of the oil cylinder insert 15, a piston 17 is arranged below the compression insert cushion block 16, a rear mold insert cushion block 18 is arranged at the lower end of the piston 17, a first air pressure ejection module 19 is arranged at one side of the rear mold insert cushion block 18, a second air pressure ejection module 20 is arranged below the first air pressure ejection module 19, an ejector pin panel 21 is arranged at the bottom of the second air pressure ejection module 20, an ejector pin base plate 22 is arranged on the lower surface of the ejector pin panel 21, the lengths, the widths and the thicknesses of the ejector pin base plate 21 and the ejector pin base plate 22 are all equal, after the temperature of the melt is adjusted by the injection molding machine nozzle, the hot runner system 2 injects a section of glue position, the spring is reset by the rear mold compression insert 7 and the compression cushion block, the injected molten sizing material and the protective mould are melted together, the reliable positioning of the protective film on the mould is ensured, the injection molding machine continuously injects the molten glue position into the cavities of the front mould core 3 and the rear mould core 8 of the mould and the rear mould insert 6, the first line position insert 11, the second line position insert 25 and the third line position insert 27 through the hot nozzle, then pressure maintaining is carried out, the water gap 5 is driven by the cutter 12, the cutter panel 13, the cutter bottom plate 14, the oil cylinder insert 15, the first air pressure ejection module 19 and the second air pressure ejection module 20 to cut off the water gap 5 through the cutter 12, then the ejection mechanism of the injection molding machine ejects the product and the cut water gap 5 out of the mould through the ejector rod mechanism, the forming processing of the product can be completed, the above actions can be repeated, the production can be continued, the problems of the related technologies such as easy falling, dislocation, moulding and the like of the film sticking on the surface of the product are solved, the production efficiency is high, the mould has multiple cavities, the material range suitable for film sticking is wide, the production process technology is mature, the product quality is stable and reliable, the automatic production of the mould is easy to realize, and the production machine is provided with a travel switch protection mechanism and is safe and reliable.

The working principle is as follows: when the in-mold compression multi-cavity mechanism is used, a film is mainly pasted on the surface of a product, before injection molding, a mold cavity is opened by a mold opening mechanism of an injection molding machine, a protective film is placed on a positioning step of a rear mold core 8 of the mold through a sucker of a feeding mechanism, when the injection molding machine closes the mold, a first shovel 9, a second shovel 23 and a third shovel 26 are respectively inserted into wedge surfaces guided by a first slide seat 10, a second slide seat 24 and a third slide seat 28, a first slide insert 11, a second slide insert 25 and a third slide insert 27 are driven to move inwards, and when the front mold and the rear mold are closed, the slide reaches a designated position; after the temperature of a melt is adjusted to be injected into a section of glue position through an injection nozzle of the injection molding machine, the hot runner system 2 melts the injected molten glue and a protection mold together under the reset action of a spring through a rear mold compression insert 7 and a compression cushion block, so as to ensure the reliable positioning of the protection film on the mold, the injection molding machine continuously injects the molten glue position into a cavity of a front mold core 3 and a rear mold core 8 of the mold and a rear mold insert 6, a first line position insert 11, a second line position insert 25 and a third line position insert 27 through a hot nozzle, then pressure maintaining is carried out, a water gap 5 is driven by a cutter 12, a cutter panel 13, a cutter bottom plate 14, an oil cylinder insert 15, a first air pressure ejection module 19 and a second air pressure ejection module 20, the water gap 5 is cut off through the cutter 12, then an ejection mechanism of the injection molding machine ejects a product and the cut water gap 5 out of the mold through an ejector rod mechanism, the forming processing of the product can be completed, the production can be continued by repeating the above actions, the problems of the related technologies such as easy falling, dislocation, compression molding and the like of the film sticking on the surface of the product are solved, the production efficiency is high, multiple cavities are formed in one mold, the range of materials suitable for the film sticking is wide, the production process technology is mature, the product quality is stable and reliable, the automatic production of the mold is easy to realize, and the die is provided with a travel switch protection mechanism and is safe and reliable.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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

Claims

1. The utility model provides a pad pasting mould in mould multicavity mould, includes hot runner system (2), its characterized in that: the hot runner system is characterized in that a front mold core (3) is arranged at the bottom of the hot runner system (2), a rear mold core (8) is arranged at the bottom of the front mold core (3), a compression insert (7) is arranged between the front mold core (3) and the rear mold core (8), the compression insert (7) is arranged at the top of the rear mold core (8), a rear mold insert (6) is arranged at one side of the compression insert (7), a water gap (5) is arranged at the top of the rear mold insert (6), a first slide insert (11) and a second slide insert (25) are respectively arranged at two sides of the rear mold core (8), a third slide insert (27) is arranged at one side of the rear mold core (8) adjacent to the second slide insert (25), a first slide seat (10), a second slide seat (24) and a third slide seat (28) are respectively arranged at one side of the first slide insert (11), the second slide insert (25) and the third slide insert (27), a first shovel machine (9), a second shovel machine (23) and a third shovel machine (26) are respectively inserted on the first travelling seat (10), the second travelling seat (24) and the third travelling seat (28), a cutter (12) is arranged below the rear mold core (8), a cutter panel (13) is arranged at the lower end of the cutter (12), a cutter bottom plate (14) is arranged on the lower surface of the cutter panel (13), an oil cylinder insert (15) is arranged on the lower surface of the cutter bottom plate (14), one side of the oil cylinder insert (15) is connected with a compression insert cushion block (16), a piston (17) is arranged below the compression insert cushion block (16), a rear mould insert cushion block (18) is arranged at the lower end of the piston (17), a first air pressure ejection module (19) is arranged at one side of the rear mould insert cushion block (18), a second air pressure ejection module (20) is arranged below the first air pressure ejection module (19).

2. A multi-cavity in-mold laminating mold according to claim 1, wherein: the hot runner system (2) top is provided with mould position circle (1), mould position circle (1) sets up in hot runner system (2) position between two parties, just mould position circle (1) sets up to annular structure.

3. A multi-cavity in-mold laminating mold according to claim 1, wherein: the mobile phone protection shell is characterized in that a mobile phone protection shell (4) is arranged inside the front mold core (3), the mobile phone protection shell (4) and the front mold core (3) are both provided with two groups, and the mobile phone protection shells (4) are arranged in the two groups of front mold cores (3) respectively.

4. A multi-cavity in-mold laminating mold according to claim 1, wherein: first shovel machine (9), second shovel machine (23) and third shovel machine (26) all set up to L shape structure, just first shovel machine (9), second shovel machine (23) and third shovel machine (26) lower extreme one side all is provided with the tooth.

5. A multi-cavity in-mold laminating mold according to claim 1, wherein: empty slots are formed in the top center positions of the first travelling seat (10), the second travelling seat (24) and the third travelling seat (28), and the first shovel machine (9), the second shovel machine (23) and the third shovel machine (26) are respectively inserted into the empty slots.

6. A multi-cavity in-mold laminating mold according to claim 1, wherein: the ejector pin panel (21) is arranged at the bottom of the second air pressure ejection module (20), the ejector pin bottom plate (22) is arranged on the lower surface of the ejector pin panel (21), and the length, the width and the thickness of the ejector pin panel (21) and the ejector pin bottom plate (22) are equal.