CN213830106U

CN213830106U - Novel afterbody advances to glue injection moulding formula compression mould

Info

Publication number: CN213830106U
Application number: CN202022571951.8U
Authority: CN
Inventors: 江昆霖; 杨安; 许圣玮
Original assignee: Dongguan Qunhong Photoelectric Technology Co ltd
Current assignee: Dongguan Qunhong Photoelectric Technology Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-30
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a novel afterbody advances to glue injection molding formula compression mould, including heat insulating board and bottom plate, the heat insulating board lower surface passes through bolt and panel fixed connection, and bolt and holding ring fixed connection are passed through at heat insulating board upper surface center, and the panel lower surface is provided with hot runner system layer, and hot runner system has inlayed hot runner system in situ. This novel afterbody advances to glue injection molding formula compression mould simple structure, advance the big easy shaping of jiao kou area, cooperation compression injection molding machine uses and can carry out make full use of to the pouring material that carries out moulding plastics, it can mould plastics and can compress two kinds of mode shaping to reach, the injection molding machine moulds plastics in the mould with appropriate melting plastic behind the mould primary closed die state, stop behind the injecting glue injection molding machine again with the mould compound die to the purpose that the complete closed die state reaches compression type intracavity plastic, product thickness can freely adjust according to the actual demand in market, one set of injection molding formula compression mould can produce a plurality of thickness products through the parameter setting of injection molding machine, the cost of production and processing has been reduced.

Description

Novel afterbody advances to glue injection moulding formula compression mould

Technical Field

The utility model relates to a compression mold technical field specifically is a novel afterbody advances to glue injection molding formula compression mould.

Background

The thickness of a product of a light guide plate of a mobile phone or a front cover and a rear cover of the mobile phone formed by a traditional injection mold is about 1.0-2.0mm and is uneven, the traditional injection mold is directly formed by injection molding by an injection machine, a large-size thin product formed by the traditional injection mold cannot be formed or seriously warped, rainbow lines with large internal stress cannot be formed by injection molding, when a screen, a mobile phone screen and a mobile phone shell are used, the use vision of the surface of a display panel can be influenced after the display panel is lightened, a pressure spring and a disc spring used in the traditional injection mold are uneven in compression or easily damaged in the use process to cause uneven thickness, the service life is short, the maintenance frequency in the production process is high, and a novel tail glue-entering injection molding type compression mold is designed aiming at the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel afterbody advances to glue injection molding formula compression mould, this compression mould simple structure, advance the big easy shaping of jiao kou area, cooperation compression injection molding machine uses can carry out make full use of to the pouring material that moulds plastics, it can mould plastics and can compress two kinds of modes shaping to reach, the shaping back product is out of shape for a short time, improve production quality, the injection molding machine moulds plastics suitable melting plastic to the mould in after the first compound die state of mould, stop injection molding machine behind the injecting glue again with mould compound die to the purpose that the complete compound die state reaches compression type intracavity plastic, product thickness can be according to market actual demand free adjustment, one set of injection molding formula compression mould can produce a plurality of thickness products through the parameter setting of injection molding machine, the cost of production and processing has been reduced, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

a novel tail glue feeding injection molding type compression mold comprises a heat insulation plate and a bottom plate, wherein the lower surface of the heat insulation plate is fixedly connected with a panel through a bolt, the center of the upper surface of the heat insulation plate is fixedly connected with a positioning ring through a bolt, a hot runner system layer is arranged on the lower surface of the panel, a hot runner system is embedded in the hot runner system layer, an A plate is arranged on the lower surface of the hot runner system layer, the center of the lower surface of the A plate is fixedly connected with a front mold core through a bolt, a hot nozzle is arranged on one side of the hot runner system, and the hot nozzle penetrates through the A plate and is fixedly connected with the lower surface of the front mold core;

a top rod hole is formed in the center of the upper surface of the base plate, a distance screw is arranged on one side of the upper surface of the base plate, the distance screw penetrates through the bearing plate to be meshed with the lower surface of the B plate, a support column is arranged in the bearing plate and corresponds to the top rod hole, the bearing plate is fixedly connected with a compression spring through a bolt, the upper surface of the base plate is fixedly connected with the bearing plate through a mode locking screw, and a top pin base plate and a top pin panel are arranged at the lower end in the bearing plate respectively;

the ejector pin bottom plate upper surface is provided with ejector pin panel, and ejector pin bottom plate upper surface is provided with thimble and release link respectively, and a pot head of release link outer wall has reset spring, and the carrier plate upper surface is respectively through bolt and B board fixed connection, and B board is embedded to have the back mould mold insert, and B board and back mould mold insert upper surface pass through bolt and back mould benevolence fixed connection.

Preferably, the guide posts are respectively arranged on the periphery of the upper surface of the plate B, the guide sleeves matched with the guide posts are respectively arranged on the lower surface of the plate A, and one sides of the plate B and the plate A are respectively fixedly connected with the lock module through bolts.

Preferably, the heat insulation plate, the panel, the hot runner system layer and the A plate form an upper die, the bottom plate, the thimble panel and the bearing plate form a lower die, and the upper die and the lower die are connected in a nested manner through the guide posts and the guide sleeves.

Preferably, a cooling water path is arranged in the rear mold core, the cooling water path penetrates through the rear mold core and the B plate and extends out to two sides, and the rear mold core and the front mold core are assembled to form a compression cavity.

Preferably, the ejector pin penetrates through the ejector pin panel, the bearing plate, the plate B and the rear mold core and is connected with the hot nozzle in a nested mode, and the reset rod penetrates through the ejector pin panel, the bearing plate and the plate B and is fixedly connected with the upper surface of the plate B through bolts.

Preferably, compression spring sets up to nitrogen spring, and nitrogen spring comprises cylinder body, piston seat and piston post, and the cylinder body bottom is provided with the piston seat, and piston seat inner wall and piston post one end interference are connected, and the cylinder body upper surface is provided with the opening, and the piston post runs through cylinder body opening and cylinder body swing joint.

Preferably, a piston sealing sleeve is sleeved at the joint of the piston column at the upper end of the nitrogen spring and the cylinder body, and a piston seat anti-abrasion ring is arranged at the joint of the piston seat and the cylinder body.

Preferably, a piston column guide piece is arranged at the joint of the piston sealing sleeve and the piston column, and the piston column guide piece is fixedly connected with the inner wall of the piston sealing sleeve.

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

the novel tail rubber feeding injection molding type compression mold is simple in structure, the area of a rubber feeding opening is large, the compression mold is easy to mold, the castable for injection molding can be fully utilized by matching with a compression injection molding machine, the injection molding machine can perform injection molding and compression molding in two modes, the deformation of a molded product is small, the production quality is improved, after the mold is in a first mold closing state, the injection molding machine performs injection molding on proper molten plastic into the mold, after glue injection is stopped, the injection molding machine performs mold closing on the mold again to a complete mold closing state to achieve the purpose of compressing the plastic in the cavity, the thickness of the product can be freely adjusted according to actual market requirements, one set of injection molding type compression mold can produce products with multiple thicknesses through parameter setting of the injection molding machine, the production and processing cost is reduced, and good economic benefits are obtained.

Drawings

FIG. 1 is a schematic view of the upper mold structure of the present invention;

FIG. 2 is a schematic view of the lower mold structure of the present invention;

FIG. 3 is a side sectional view of the overall structure of the present invention;

FIG. 4 is a front sectional view of the overall structure of the present invention;

fig. 5 is a schematic view of a partial structure of the present invention;

fig. 6 is a bottom sectional view of the present invention;

fig. 7 is a top sectional view of the overall structure of the present invention;

fig. 8 is a schematic structural view of the compression spring of the present invention.

In the figure: 1. a heat insulation plate; 2. a panel; 3. a hot runner system layer; 4. a, a plate; 5. b, plate; 6. a carrier plate; 7. a thimble panel; 8. a thimble base plate; 9. a base plate; 10. a positioning ring; 11. a hot runner system; 12. a hot nozzle; 13. a front mold core; 14. a rear mold core; 15. a rear mold insert; 16. a thimble; 17. a top stick hole; 18. a return spring; 19. a reset lever; 20. a compression spring; 21. a support pillar; 22. a distance screw; 23. a cooling water path; 24. a lock module; 25. a mold locking screw; 26. a guide sleeve; 27. a guide post; 28. compressing the cavity; 29. a cylinder body; 30. a piston cylinder; 31. a piston post; 32. a dust-proof sleeve; 33. a clamp spring; 34. a needle valve; 35. and a gasket.

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. 1-7, a novel tail glue feeding injection molding type compression mold comprises a heat insulation plate 1 and a bottom plate 9, wherein the lower surface of the heat insulation plate 1 is fixedly connected with a panel 2 through bolts, the center of the upper surface of the heat insulation plate 1 is fixedly connected with a positioning ring 10 through bolts, and a hot runner system layer 3 is arranged on the lower surface of the panel 2, so that when glue is injected into the mold in a plastic injection machine, the glue is kept at a temperature through a hot runner and is sent into a mold cavity, the molding glue is more smooth, the glue is fed by adopting a hot runner system 11, the melted plastic raw material flows faster, the compression parameters of injection molding are reduced, the warping deformation of a product in the traditional molding process is improved, the hot runner system 11 is embedded in the hot runner system layer 3, an a plate 4 is arranged on the lower surface of the hot runner system layer 3, the center of the lower surface of the plate 4 is fixedly connected with a front mold core 13 through bolts, and a hot nozzle 12 is arranged on one side of the hot runner system 11, the hot nozzle 12 penetrates through the A plate 4 to be fixedly connected with the lower surface of the front mold core 13, the rear mold core 14 and the front mold core 13 are assembled to form a compression cavity 28, a top rod hole 17 is formed in the center of the upper surface of the bottom plate 9, a distance screw 22 is arranged on one side of the upper surface of the bottom plate 9, the distance screw 22 penetrates through the bearing plate 6 to be meshed with the lower surface of the B plate 5, guide posts 27 are respectively arranged on the periphery of the upper surface of the B plate 5, guide sleeves 26 matched with the guide posts 27 are respectively arranged on the lower surface of the A plate 4, one sides of the B plate 5 and the A plate 4 are respectively fixedly connected with a locking module 24 through bolts to enable the upper mold and the lower mold to be more stable, a support post 21 is arranged in the bearing plate 6, the support post 21 corresponds to the top rod hole 17, the bearing plate 6 is fixedly connected with a compression spring 20 through a bolt, the compression spring 20 is arranged to be a nitrogen spring, the nitrogen spring is composed of a cylinder body 29, a piston cylinder 30 and a piston column 31 are arranged in the cylinder body 29, the inner wall of the piston cylinder 30 is connected with one end of a piston column 31 in an interference manner, the upper surface of the cylinder body 29 is provided with an opening, the piston column 31 penetrates through the opening of the cylinder body 29 and is movably connected with the cylinder body 29, the bottom end of the cylinder body 29 is provided with a piston seat, the joint of the piston column and the cylinder body at the upper end of the nitrogen spring is sleeved with a piston sealing sleeve, the sealing performance of the nitrogen spring is improved, the joint of the piston seat and the cylinder body is provided with a piston seat anti-abrasion ring, the joint of the piston sealing sleeve and the piston column is provided with a piston column guide member, the piston column guide member is fixedly connected with the inner wall of the piston sealing sleeve, plays a role in buffering the ascending and descending of the piston column, is beneficial to protecting the piston column, the service life of the piston column is prolonged, the upper end of the cylinder body 29 is sleeved with a dustproof sleeve 32, the lower end of the dustproof sleeve 32 is provided with a snap spring 33, the lower surface of the cylinder body 29 is provided with a needle valve 34, and the joint of the needle valve 34 and the cylinder body 29 is sleeved with a sealing pad 35, the sealing performance of the nitrogen spring is improved. The nitrogen spring effectively solves the problems of uneven thickness caused by uneven compression or easy damage of the traditional pressure spring and a disc spring in the using process or high maintenance frequency in the production process, and the like, the upper surface of a bottom plate 9 is fixedly connected with a bearing plate 6 through a mode locking screw 25, the inner lower end of the bearing plate 6 is respectively provided with an ejector pin bottom plate 8 and an ejector pin panel 7, the upper surface of the ejector pin bottom plate 8 is provided with the ejector pin panel 7, the upper surface of the ejector pin bottom plate 8 is respectively provided with an ejector pin 16 and a reset rod 19, the ejector pin 16 penetrates through the ejector pin panel 7, the bearing plate 6, a B plate 5 and a rear mold core 14 to be nested with a hot nozzle 12, the reset rod 19 penetrates through the ejector pin panel 7, the bearing plate 6 and the B plate 5 to be fixedly connected with the upper surface of the B plate 5 through bolts, one end of the outer wall of the reset rod 19 is sleeved with a reset spring 18, the upper surface of the bearing plate 6 is fixedly connected with the B plate 5 through bolts respectively, the rear mold insert 15 is embedded in the B plate 5, the upper surfaces of a B plate 5 and a rear mold insert 15 are fixedly connected with a rear mold core 14 through bolts, a cooling water path 23 is arranged in the rear mold core 14, the cooling water path 23 penetrates through the rear mold core 14 and the B plate 5 and extends out to two sides, the cooling water path 23 adopts a plurality of straight-through modes, so that the product is cooled more quickly, the molding period is shortened, the daily production value is improved, an upper mold is formed by a heat insulation plate 1, a panel 2, a hot runner system layer 3 and an A plate 4, a lower mold is formed by a bottom plate 9, an ejector pin bottom plate 8, an ejector pin panel 7 and a bearing plate 6, the upper mold and the lower mold are connected in a nested manner through a guide post 27 and a guide sleeve 26, the compression mold has a simple structure, the injection molding material can be fully utilized by matching with the compression injection molding machine, the injection molding and compression molding can be realized, the deformation of the molded product is small, the production quality is improved, the injection molding machine injects proper molten plastic into the mold after the mold is in a first mold closing state, after the glue injection is stopped, the injection molding machine closes the mold again to a complete mold closing state to achieve the purpose of compressing the plastic in the cavity 28, the thickness of the product can be freely adjusted according to actual market requirements, one set of injection molding type compression mold can produce products with multiple thicknesses through parameter setting of the injection molding machine, the production and processing cost is reduced, and good economic benefits are obtained.

In conclusion, the novel tail rubber feeding injection molding type compression mold has the advantages that the compression spring 20 is a nitrogen spring, the problems that the conventional pressure spring and a disc spring are not uniformly compressed or are easily damaged to cause uneven thickness or high maintenance frequency in the production process are effectively solved, the hot runner system layer 3 keeps the temperature through a hot runner when rubber materials are injected into the mold in a plastic injection machine and is sent into the mold cavity, the molding glue is more smoothly removed, the glue is fed by the hot runner system 11, the melted plastic raw materials flow more quickly, the compression parameters of injection molding are reduced, the warping deformation of products in the traditional molding process is improved, a plurality of straight-through cooling water channels 23 are adopted, the products are cooled more quickly, the molding period is shortened, the daily production value is improved, an upper mold and a lower mold are connected in a nested manner through the guide columns 27 and the guide sleeves 26, the compression mold is simple in structure, and the area of a rubber inlet is large and easy to mold, the injection molding machine is matched with a compression injection molding machine to fully utilize the casting material for injection molding, the injection molding and the compression molding can be realized, the deformation of the molded product is small, the production quality is improved, the injection molding machine injects proper molten plastic into the mold after the mold is in a first mold closing state, the injection molding machine closes the mold again to a complete mold closing state after stopping injecting glue, the purpose of compressing the plastic in the cavity 28 is achieved, the thickness of the product can be freely adjusted according to the actual market demand, a set of injection molding type compression mold can produce products with multiple thicknesses through the parameter setting of the injection molding machine, the production and processing cost is reduced, and good economic benefits are obtained.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 novel afterbody advances gluey injection molding formula compression mould, includes heat insulating board (1) and bottom plate (9), its characterized in that: the lower surface of the heat insulation plate (1) is fixedly connected with the panel (2) through bolts, the center of the upper surface of the heat insulation plate (1) is fixedly connected with the positioning ring (10) through bolts, the lower surface of the panel (2) is provided with a hot runner system layer (3), a hot runner system (11) is embedded in the hot runner system layer (3), the lower surface of the hot runner system layer (3) is provided with an A plate (4), the center of the lower surface of the A plate (4) is fixedly connected with a front mold core (13) through bolts, one side of the hot runner system (11) is provided with a hot nozzle (12), and the hot nozzle (12) penetrates through the A plate (4) and is fixedly connected with the lower surface of the front mold core (13);

a top rod hole (17) is formed in the center of the upper surface of the bottom plate (9), a distance screw (22) is arranged on one side of the upper surface of the bottom plate (9), the distance screw (22) penetrates through the bearing plate (6) to be meshed with the lower surface of the B plate (5), a support column (21) is arranged in the bearing plate (6), the support column (21) corresponds to the top rod hole (17), the bearing plate (6) is fixedly connected with a compression spring (20) through a bolt, the compression spring (20) is set to be a nitrogen spring, the upper surface of the bottom plate (9) is fixedly connected with the bearing plate (6) through a mold locking screw (25), and a top rod bottom plate (8) and a top rod panel (7) are arranged at the inner lower end of the bearing plate (6) respectively;

the ejector pin insert is characterized in that an ejector pin panel (7) is arranged on the upper surface of the ejector pin base plate (8), an ejector pin (16) and a reset rod (19) are respectively arranged on the upper surface of the ejector pin base plate (8), a reset spring (18) is sleeved at one end of the outer wall of the reset rod (19), the upper surface of the bearing plate (6) is respectively fixedly connected with a B plate (5) through bolts, a rear mold insert (15) is embedded in the B plate (5), and the upper surfaces of the B plate (5) and the rear mold insert (15) are fixedly connected with a rear mold core (14) through bolts;

the nitrogen spring comprises a cylinder body (29), a piston cylinder (30) and a piston column (31), the piston cylinder (30) is arranged in the cylinder body (29), the inner wall of the piston cylinder (30) is in interference connection with one end of the piston column (31), an opening is formed in the upper surface of the cylinder body (29), the piston column (31) penetrates through the opening of the cylinder body (29) and is movably connected with the cylinder body (29), a dustproof sleeve (32) is sleeved on the upper end of the cylinder body (29), a clamp spring (33) is arranged at the lower end of the dustproof sleeve (32), a needle valve (34) is arranged on the lower surface of the cylinder body (29), and a sealing gasket (35) is sleeved at the joint of one end of the needle valve (34) and the cylinder body (29).

2. The novel tail rubber feeding injection molding type compression mold as claimed in claim 1, wherein: and guide columns (27) are respectively arranged on the periphery of the upper surface of the plate B (5), guide sleeves (26) matched with the guide columns (27) are respectively arranged on the lower surface of the plate A (4), and one sides of the plate B (5) and the plate A (4) are respectively fixedly connected with the lock module (24) through bolts.

3. The novel tail rubber feeding injection molding type compression mold as claimed in claim 1, wherein: the heat insulation plate (1), the panel (2), the hot runner system layer (3) and the plate A (4) form an upper die, the bottom plate (9), the ejector pin bottom plate (8), the ejector pin panel (7) and the bearing plate (6) form a lower die, and the upper die and the lower die are connected in a nested mode through the guide columns (27) and the guide sleeves (26).

4. The novel tail rubber feeding injection molding type compression mold as claimed in claim 1, wherein: and a cooling water path (23) is arranged in the rear die core (14), the cooling water path (23) penetrates through the rear die core (14) and the B plate (5) and extends out to two sides, and the rear die core (14) and the front die core (13) are assembled to form a compression cavity (28).

5. The novel tail rubber feeding injection molding type compression mold as claimed in claim 1, wherein: the ejector pin (16) penetrates through the ejector pin panel (7), the bearing plate (6), the plate B (5) and the rear mold core (14) to be connected with the hot nozzle (12) in a nested mode, and the reset rod (19) penetrates through the ejector pin panel (7), the bearing plate (6) and the plate B (5) to be fixedly connected with the upper surface of the plate B (5) through bolts.

6. The novel tail rubber feeding injection molding type compression mold as claimed in claim 1, wherein: the nitrogen spring upper end piston post (31) and cylinder body (29) junction cover have the piston seal cover, cylinder body (29) bottom is provided with the piston seat, the piston seat is provided with piston seat abrasionproof ring with cylinder body (29) junction.

7. The novel tail rubber feeding injection molding type compression mold as claimed in claim 6, wherein: and a piston column guide piece is arranged at the joint of the piston sealing sleeve and the piston column (31), and the piston column guide piece is fixedly connected with the inner wall of the piston sealing sleeve.