CN218227655U

CN218227655U - Suspended screen mould structure

Info

Publication number: CN218227655U
Application number: CN202222079084.5U
Authority: CN
Inventors: 王明波; 王广民; 吴军; 刘世平
Original assignee: Nanjing Haojun Electrical Technology Co ltd
Current assignee: Nanjing Haojun Electrical Technology Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2023-01-06
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses a suspension screen mould structure, including die block and top mould, the die block bottom is equipped with the bottom plate, be fixed with a plurality of bracing pieces between bottom plate upper surface and the die block lower surface, the die cavity has been seted up on the die block top, the runner of moulding plastics of perpendicular to die cavity is seted up at top mould middle part, the runner top of moulding plastics is equipped with the mouth of moulding plastics. The utility model discloses in, be provided with the die block, top mould and bottom plate, the die cavity has been seted up on the die block surface, the die block lower surface has the movable plate through spring coupling, movable plate upper surface is fixed with a plurality of ejector pins, the ejector pin passes the first perforation of die block and extends to the die cavity, top mould bottom is equipped with the depression bar, the depression bar bottom is passed the second perforation on the die block and is laminated with the movable plate upper surface, thereby after the completion of moulding plastics, the top mould rises when the die block drawing of patterns, the spring will drive movable plate and ejector pin and rise, thereby it is ejecting from the die cavity to suspend the screen dorsal scale, this demoulding structure is simple, demoulding effect is obvious, and is with low costs.

Description

Suspended screen mould structure

Technical Field

The utility model relates to a suspension screen dorsal scale production technical field especially relates to a suspension screen mould structure.

Background

The suspended full-screen television is a television carrying a suspended laminating process, is a screen floating on a back plate, and really gets rid of the constraint of a frame, the suspended screen design of the suspended full-screen television and the liquid crystal display television is upgraded again on the basis of a full-screen, and people can intuitively feel that the television gets rid of the constraint of the frame, so that the watching field of vision is better, and the telepresence is stronger.

The production of the suspension screen backboard is generally formed by pouring through a mold, and after the injection molding of the existing mold for producing the suspension screen backboard is completed, the backboard in a mold cavity needs to be ejected out by adopting a driving mechanism, so that the structure is complex, and the mold cost is high. Secondly, after the completion of moulding plastics, current mould cools off the design through the inside pipeline, because the pipeline diameter is little, leads to cooling rate slow, influences backplate shaping efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a suspended screen mould structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a suspension screen mould structure, includes die block and top mould, the die block bottom is equipped with the bottom plate, be fixed with a plurality of bracing pieces between bottom plate upper surface and the die block lower surface, the die cavity has been seted up on the die block top, the runner of moulding plastics of perpendicular to die cavity is seted up at top mould middle part, the runner top of moulding plastics is equipped with the mouth of moulding plastics, die block lower fixed surface has a plurality of springs, and is a plurality of the spring bottom mounting has the movable plate, top mould lower surface both sides all are fixed with two depression bars, the die block is inside and be located the die cavity below and be equipped with the cooling chamber, be equipped with a plurality of baffles in the cooling chamber.

Furthermore, the mounting plates are fixed on two sides of the bottom plate, a plurality of mounting holes are formed in the mounting plates, and the mounting plates can be conveniently used for mounting and fixing the bottom plate.

Further, two ejector rods are fixed to two sides of the upper surface of the movable plate, first through holes are formed in the positions, close to the ejector rods, of two sides of the bottom die, the top ends of the ejector rods penetrate through the first through holes to extend into the die cavity, the movable plate can be pulled by springs to ascend, and the suspended screen back plate in the die cavity is ejected through the ejector rods.

Furthermore, second through holes are formed in the two sides of the bottom die and close to the pressing rod, the bottom end of the pressing rod penetrates through the second through holes to be attached to the upper surface of the movable plate, and when the top die descends and the bottom die is closed, the movable plate descends under the extrusion of the pressing rod, so that the ejector rod retracts into the second through holes from the die cavity, and injection molding is facilitated.

Further, it is a plurality of the baffle is alternative equidistance and arranges, and a plurality of baffles separate into the cooling chamber and buckle the cooling runner, and this kind of platykurtic cooling chamber for cold water is longer at the cooling intracavity flow time, and water is bigger with die block area of contact, can be faster to the suspension screen backplate of moulding plastics cool off the design.

Furthermore, a water inlet pipe and a water outlet pipe are respectively arranged at two ends of the cooling cavity, so that the cooling cavity is conveniently connected with an external cooling water source through the water inlet pipe and the water outlet pipe.

Further, the thickness between the die cavity inner wall and the cooling cavity top wall is smaller than 1cm, so that the low temperature of cooling water in the cooling cavity can be quickly transmitted into the die cavity to cool and shape the suspension screen backboard.

The utility model has the advantages that:

1. the utility model discloses when using, through setting up the die block, top mould and bottom plate, the die cavity has been seted up on the die block surface, the die block lower surface has the movable plate through spring coupling, fixed surface has a plurality of ejector pins on the movable plate, the ejector pin passes the first perforation of die block and extends to in the die cavity, top mould bottom is equipped with the depression bar, the second perforation and the laminating of movable plate upper surface on the die block are passed to the depression bar bottom, thereby after the completion of moulding plastics, the top mould rises when the die block drawing of patterns with, the spring will drive movable plate and ejector pin and rise, thereby it is ejecting from the die cavity to shield the dorsal scale that will suspend, this demoulding structure is simple, demoulding effect is obvious, and is low in cost.

2. The utility model discloses when using, through at the inside cooling chamber of seting up of die block, the cooling intracavity is equipped with a plurality of baffles, and a plurality of baffles are for setting up in turn for the cooling runner that the cooling intracavity formed the buckle, and the area that cooling pipeline was compared in this cooling chamber is bigger, can cool off the design to suspension screen plastics dorsal scale in shorter time, improves the efficiency of moulding plastics.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a main sectional view of the present invention;

fig. 3 is a cross-sectional view of the bottom die of the present invention.

Illustration of the drawings:

1. bottom die; 2. carrying out top die; 3. a base plate; 4. a support bar; 5. mounting a plate; 6. a mold cavity; 7. injection molding a runner; 8. an injection molding port; 9. a spring; 10. moving the plate; 11. a top rod; 12. a first perforation; 13. a second perforation; 14. a pressure lever; 15. a cooling chamber; 16. a partition plate; 17. a water inlet pipe; 18. and (5) discharging a water pipe.

Detailed Description

As shown in fig. 1-3, a suspension screen mold structure is related to, including die block 1 and

top mould

2, 1 bottom end of die block is equipped with bottom plate 3, be fixed with a plurality of bracing pieces 4 between 3 upper surfaces of bottom plate and 1 lower surface of die block, die cavity 6 has been seted up on 1 top of die block, 2 middle parts of top mould are seted up the runner 7 of moulding plastics of perpendicular to die cavity 6, 7 tops of the runner 7 of moulding plastics are equipped with the mouth 8 of moulding plastics, 1 lower fixed surface of die block is equipped with a plurality of springs 9, a plurality of springs 9 bottom fixings have

movable plate

10, 2 lower surface both sides of top mould all are fixed with two depression bars 14, die block 1 is inside and be located die cavity 6 below and be equipped with cooling chamber 15, be equipped with a plurality of baffles 16 in cooling chamber 15. The mounting plates 5 are fixed on two sides of the bottom plate 3, and a plurality of mounting holes are formed in the mounting plates 5.

Two ejector rods 11 are fixed on two sides of the upper surface of the moving plate 10, first through holes 12 are formed in two sides of the bottom die 1 close to the ejector rods 11, and the top ends of the ejector rods 11 penetrate through the first through holes 12 and extend into the die cavity 6. The positions, close to the pressing rod 14, of the two sides of the bottom die 1 are respectively provided with a second through hole 13, the bottom end of the pressing rod 14 penetrates through the second through holes 13 to be attached to the upper surface of the movable plate 10, and the material ejecting structure does not need to be provided with electric drive, so that the structure of the die is simpler, and the manufacturing cost is lower.

The plurality of partitions 16 are arranged at equal intervals in an alternating manner, and the plurality of partitions 16 partition the cooling chamber 15 into bent cooling flow passages. The two ends of the cooling cavity 15 are respectively provided with a water inlet pipe 17 and a water outlet pipe 18. The thickness between the bottom wall in the die cavity 6 and the top wall of the cooling cavity 15 is smaller than 1cm, and the thickness is thinner, so that the low temperature of cooling water in the cooling cavity 15 can be quickly transmitted into the die cavity 6 to cool and shape the suspension screen backboard.

When in use: after the top die 2 and the bottom die 1 are assembled, injection molding is performed from the injection molding port 8, liquid plastic enters the die cavity 6 from the injection molding runner 7, after injection molding is completed, cooling water is introduced into the cooling cavity 15 through the water inlet pipe 17, the suspension screen backboard in the die cavity 6 can be cooled and shaped by the cooling water, after cooling is completed, the top die 2 rises to be separated from the bottom die 1, the movable plate 10 is not extruded by the pressing rod 14 at the moment, the movable plate 10 rises under the pulling of the spring 9, and the ejector rod 11 can penetrate through the first through hole 12 to eject the suspension screen backboard from the die cavity 6 to realize demolding.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A suspended screen mould structure is characterized in that: including die block (1) and top mould (2), die block (1) bottom is equipped with bottom plate (3), be fixed with a plurality of bracing pieces (4) between bottom plate (3) upper surface and die block (1) lower surface, die cavity (6) have been seted up on die block (1) top, the runner (7) of moulding plastics of perpendicular to die cavity (6) is seted up at top mould (2) middle part, it is equipped with mouthful (8) of moulding plastics to mould plastics runner (7) top, die block (1) lower fixed surface has a plurality of springs (9), and is a plurality of spring (9) bottom mounting has movable plate (10), top mould (2) lower surface both sides all are fixed with two depression bars (14), die block (1) inside just is located die cavity (6) below and is equipped with cooling chamber (15), be equipped with a plurality of baffles (16) in cooling chamber (15).

2. A floating screen mold structure as claimed in claim 1, wherein: the mounting plate (5) is fixed on two sides of the bottom plate (3), and a plurality of mounting holes are formed in the mounting plate (5).

3. A floating screen mold structure as claimed in claim 1, wherein: two ejector rods (11) are fixed to two sides of the upper surface of the moving plate (10), first through holes (12) are formed in the positions, close to the ejector rods (11), of two sides of the bottom die (1), and the top ends of the ejector rods (11) penetrate through the first through holes (12) and extend into the die cavity (6).

4. A floating screen mold structure as claimed in claim 1, wherein: second through holes (13) are formed in the positions, close to the pressing rods (14), of the two sides of the bottom die (1), and the bottom ends of the pressing rods (14) penetrate through the second through holes (13) to be attached to the upper surface of the moving plate (10).

5. A floating screen mold structure as claimed in claim 1, wherein: the plurality of partition plates (16) are arranged at equal intervals in an alternating mode, and the cooling cavity (15) is divided into bent cooling flow channels by the plurality of partition plates (16).

6. A floating screen mold structure as claimed in claim 5, wherein: and a water inlet pipe (17) and a water outlet pipe (18) are respectively arranged at two ends of the cooling cavity (15).

7. A floating screen mold structure as claimed in claim 6, wherein: the thickness from the inner bottom wall of the die cavity (6) to the top wall of the cooling cavity (15) is less than 1cm.