CN220198379U

CN220198379U - Panel injection mold

Info

Publication number: CN220198379U
Application number: CN202320427368.0U
Authority: CN
Inventors: 叶亮; 高国俊
Original assignee: Longqing Plastech Industrial Jiaxing Co ltd
Current assignee: Longqing Plastech Industrial Jiaxing Co ltd
Priority date: 2023-03-01
Filing date: 2023-03-01
Publication date: 2023-12-19
Anticipated expiration: 2033-03-01

Abstract

The utility model provides a panel injection mold, comprising: a top plate; the upper die is arranged below the top plate, and the bottom end of the upper die is provided with a bump; the lower pressing plate is arranged between the top plate and the upper die, a first limiting rod is arranged at the top end of the lower pressing plate, and the top end of the lower pressing plate is fixedly connected with the first hydraulic rod; the lower die is provided with a groove, the groove and the convex block form a die cavity, and the bottom end of the lower die is provided with a fixing rod; a base; the top position board, the top position board is located between lower mould and the base, the size and the recess phase-match of top position board, top position board top are equipped with a plurality of top position posts, and the top of top position post is equipped with the limiting plate, and the cross-sectional area of limiting plate is greater than top position post cross-sectional area, and the surface and the recess parallel and level of limiting plate, the lower mould are equipped with the top position hole with top position post assorted, and top position board bottom is equipped with a plurality of second gag levers. Limiting plates at the top ends of the top posts are designed to limit the lowest positions of the top plates, so that the upper surfaces of the limiting plates are flush with the surfaces of the grooves.

Description

Panel injection mold

Technical Field

The utility model relates to a panel injection mold, and belongs to the technical field of material injection molding equipment.

Background

The injection molding is a method for manufacturing products with various structural shapes by using an injection molding machine to make rubber or plastic through a molding die, wherein the injection molding machine has the functions of melting the rubber or plastic and injecting thermoplastic liquid, and the die is manufactured by adopting different technological methods according to actual needs.

The utility model discloses an air door panel injection mold of an automobile air duct board, which comprises a supporting piece, a jacking piece, an upper mold and a lower mold, wherein the supporting piece is connected with the jacking piece, a connecting piece is fixed at the top end of the supporting piece, the lower mold is fixed in the connecting piece, the top end of the connecting piece is connected with an adjusting piece, the upper mold is fixed at the bottom end of the adjusting piece, a groove matched with the upper mold is formed in the top end of the lower mold, the jacking piece comprises a first hydraulic rod, a baffle plate and an ejector plate, a piston rod of the first hydraulic rod is connected with a sleeve, the ejector plate is fixed at the top end of the sleeve, two groups of baffles are fixed at the bottom end of the ejector plate, the sleeve is positioned between the two groups of baffles, the supporting piece comprises a support plate, a support column and a base plate, the support columns are fixed at four corners of the top ends of the support plate, and the four groups of support columns are connected with the base plate. The air door panel injection mold of the automobile air duct plate is convenient to demould and saves manpower.

According to the utility model, the top plate is demolded without using manpower, so that accidents are reduced, but the top plate is too small relative to the panel and only can act on the middle part to exert force, meanwhile, the top plate is used as a part of the injection mold process, whether the top plate is flush with the lower mold is important, the bottom of the top plate is connected with the air cylinder, no relative positioning and fixed arrangement is provided, and the fluctuation of the air cylinder can cause the quality fluctuation of the molding mold during working.

Disclosure of Invention

Based on the background, the utility model aims to provide a panel injection mold which solves the problems in the background technology.

In order to achieve the above object, the present utility model provides the following technical solutions:

a panel injection mold comprising:

a top plate;

the upper die is arranged below the top plate, and the bottom end of the upper die is provided with a bump;

the lower pressing plate is arranged between the top plate and the upper die, a first limiting rod is arranged at the top end of the lower pressing plate, the top end of the lower pressing plate is fixedly connected with the first hydraulic rod, and a limiting hole and a first hydraulic rod hole matched with the first limiting rod are formed in the top plate;

the lower die is provided with a groove, the groove and the convex block form a die cavity, and the bottom end of the lower die is provided with a fixing rod;

the support rods are vertically connected with the base and the top plate, and a mounting plate is arranged between the bases on the side edges of the lower die;

the top position board, the top position board is located between lower mould and the base, the size and the recess assorted of top position board, top position board top are equipped with a plurality of top position posts, the top of top position post is equipped with the limiting plate, the cross-sectional area of limiting plate is greater than top position post cross-sectional area, the surface and the recess parallel and level of limiting plate, the lower mould is equipped with the top position hole with top position post assorted, top position board bottom is equipped with a plurality of second gag lever posts, holding down plate top and second hydraulic stem fixed connection are equipped with on the roof with second gag lever post assorted spacing hole and second hydraulic stem hole.

The top position plate is similar to the area of the groove and is provided with a plurality of top position columns, a plurality of supporting and exerting forces for covering the groove are provided for demolding, demolding is more stable, the limiting plate at the top end of the top position column on the top position plate is larger than the top position column in cross section area, the top position plate is limited to move downwards, the effect of positioning and fixing the vertical lowest position of the top position plate can be achieved, the defect of product quality caused by the relative position height difference between the top position plate and the groove due to the vertical movement precision control fluctuation of the top position plate is avoided, the top position plate is located between the lower die and the base, the distance between the lower die and the base is controlled, the upper surface of the limiting plate on the top position column is flush with the surface of the groove when the top position plate is propped against the base, the base is enabled to play a role of supplementing the positioning position, and the second limiting rod at the bottom end of the top position plate penetrates through the limiting hole of the base to play a role of stabilizing the vertical displacement of the top position plate.

Preferably, the lower pressing plate is provided with a bolt hole, and the lower pressing plate is fixedly connected with the upper die through a first bolt. The lower pressing plate is connected with the upper die through bolts, so that the upper die is convenient to install and disassemble subsequently.

Preferably, the lower die is provided with a bolt hole, and the lower die is fixedly connected with the mounting plate through a second bolt. The lower die is fixedly connected with the mounting plate through bolts, so that the lower die is convenient to mount and disassemble subsequently, and meanwhile, the relative positions of the lower die and the base are fixed, and the lowest position of the top plate is facilitated to be positioned.

Preferably, an anti-collision block is arranged at the bottom of the first limiting rod. The upper die is connected with the lower pressing plate through bolts, the machine can be damaged by the collision between the bolts and the top plate in the injection molding working process, the vertical length of the anti-collision block is longer than the part of the bolts protruding out of the lower pulling plate, the collision between the bolts and the top plate can be prevented, and the vibration of the machine is reduced.

Preferably, the side part of the upper die is provided with a sliding block, and the mounting plate is provided with a sliding groove corresponding to the sliding block. The sliding blocks at the side parts of the upper die are matched with the sliding grooves to limit the deflection of the upper die and increase the moving stability of the upper die.

Preferably, the upper die is provided with a top column, the lower die is provided with a positioning hole matched with the top column in size, and the position of the positioning hole is matched with the top column. The top column and the positioning hole are arranged at the relative positions of the upper die and the lower die, so that the upper die and the lower die can be accurately abutted, and the top column can bear a part of pressure at the same time.

Preferably, the upper die and the lower die are provided with heat dissipation holes. The heat dissipation holes are beneficial to heat dissipation in injection molding work, and the product quality is improved.

Preferably, the base is provided with a support. The support piece supports the base and the upper structure to the ground for a distance, and is used for the movement of the air cylinder and other parts.

Preferably, the support is provided with bolt holes. The machine is fixed by using bolts to pass through the bolt holes, so that the working vibration of the machine is resisted, and the stability is improved.

Preferably, the top plate and the base member are provided with a buffer support. The buffer support can reduce the collision of the linear reciprocating motion of the top position plate and the base, and meanwhile, the buffer support lifts the top position plate to prevent the top position plate from being inconsistent with the surface of the groove due to objects such as impurity chips and the like after being lifted.

Compared with the prior art, the utility model has the following advantages: the size of the top position plate is close to the groove of the lower die and a plurality of top position columns are arranged, the force-generating points are more and the top position columns are fully covered during demolding, the cross section area of the limiting plate on the top position columns is larger than that of the top position columns, and the upper surface of the limiting plate is flush with the surface of the groove when the lowest position of the top position plate can be fixed.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a front view of an injection mold for a panel according to the present utility model;

fig. 2 is a schematic side view of the injection mold for the panel of the present utility model.

In the figure: 1. a first hydraulic lever; 2. a first stop lever; 3. a top plate; 4. an anti-collision block; 5. a lower pressing plate; 6. an upper die; 7. a top column; 8. positioning holes; 9. a lower die; 10. a support rod; 11. a base; 12. a support; 13. bolt holes; 14. a top plate; 15. a second limit rod; 16. a second hydraulic lever; 17. a buffer support; 18. a top column; 19. a second bolt; 20. a heat radiation hole; 21. a limiting plate; 22. a slide block; 23. a chute; 24. a first bolt; 25. and (3) mounting a plate.

Detailed Description

The technical scheme of the utility model is further specifically described below through specific embodiments and with reference to the accompanying drawings. It should be understood that the practice of the utility model is not limited to the following examples, but is intended to be within the scope of the utility model in any form and/or modification thereof.

In the present utility model, unless otherwise specified, all parts and percentages are by weight, and the equipment, materials, etc. used are commercially available or are conventional in the art. The methods in the following examples are conventional in the art unless otherwise specified. The components and devices in the following examples are, unless otherwise indicated, all those components and devices known to those skilled in the art, and their structures and principles are known to those skilled in the art from technical manuals or by routine experimentation.

In the following detailed description of embodiments of the utility model, reference is made to the accompanying drawings, in which, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. However, one or more embodiments may be practiced by one of ordinary skill in the art without these specific details.

As shown in fig. 1 and 2, a panel injection mold includes a top plate 3, an upper mold 6, a lower platen 5, a lower mold 9, a base 11, and a top plate 14.

And the upper die 6 is arranged below the top plate 3, and the bottom end of the upper die 6 is provided with a bump. The side of the upper die 6 is provided with a slide 22. The upper die 6 is provided with a top column 7, the lower die 9 is provided with a positioning hole 8 matched with the top column 7 in size, and the position of the positioning hole 8 is matched with the top column 7.

The lower pressure plate 5 is arranged between the top plate 3 and the upper die 6, a first limiting rod 2 is arranged at the top end of the lower pressure plate 5, and an anti-collision block 4 is arranged at the bottom of the first limiting rod 2. The top end of the lower pressing plate 5 is fixedly connected with the first hydraulic rod 1, and a limiting hole matched with the first limiting rod 2 and a first hydraulic rod 1 hole are formed in the top plate 3. The lower pressing plate 5 is provided with a bolt hole 13, and the lower pressing plate 5 is fixedly connected with the upper die 6 through a first bolt 24.

A plurality of supporting rods 10 are arranged around the base 11, the supporting rods 10 are vertically connected with the base 11 and the top plate 3, and a mounting plate 25 is arranged between the bases 11 on the side edge of the lower die 9. The mounting plate 25 is provided with a chute 23 corresponding to the slider 22. The base 11 is provided with a support 12, and the support 12 is provided with a bolt hole 13.

The lower die 9 is provided with a groove, the groove and the convex block form a die cavity, and the bottom end of the lower die 9 is provided with a fixing rod. The lower die 9 is provided with a bolt hole 13, and the lower die 9 is fixedly connected with the mounting plate 25 through a second bolt 19. In order to facilitate heat dissipation, the upper die 6 and the lower die 9 are provided with heat dissipation holes 20.

The roof position board 14 is located between lower mould 9 and the base 11, roof position board 14 size and recess assorted, roof position board 14 top is equipped with a plurality of roof position posts 7, the top of roof position post 7 is equipped with limiting plate 21, limiting plate 21's cross-sectional area is greater than roof position post 7 cross-sectional area, limiting plate 21's surface and recess parallel and level, lower mould 9 is equipped with the roof position hole with roof position post 7 assorted, roof position board 14 bottom is equipped with a plurality of second gag lever posts 15, holding down plate 5 top and second hydraulic stem 16 fixed connection are equipped with on the roof 3 with second gag lever post 15 assorted spacing hole and second hydraulic stem 16 hole. The top plate 14 and the base 11 are provided with a buffer support 17.

When the injection mold works, raw materials are poured into the lower mold 9, the first hydraulic rod 1 pushes the lower pressing plate 5 to press down the upper mold 6 fixed with the lower pressing plate 5, the top column 7 of the upper mold 6 enters the positioning hole 8 of the lower mold 9, the alignment of the upper mold 6 and the lower mold 9 is ensured, after injection molding is finished, the first hydraulic rod 1 pulls up the upper mold 6, and the top plate 14 pushes the top column 7 to push out a molded panel.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. The utility model provides a panel injection mold which characterized in that: comprising the following steps:

a top plate (3);

the upper die (6) is arranged below the top plate (3), and a bump is arranged at the bottom end of the upper die (6);

the lower pressing plate (5) is arranged between the top plate (3) and the upper die (6), a first limiting rod (2) is arranged at the top end of the lower pressing plate (5), the top end of the lower pressing plate (5) is fixedly connected with the first hydraulic rod (1), and a limiting hole matched with the first limiting rod (2) and a first hydraulic rod (1) hole are formed in the top plate (3);

the lower die (9) is provided with a groove, the groove and the convex block form a die cavity, and the bottom end of the lower die (9) is provided with a fixing rod;

the base (11), a plurality of support rods (10) are arranged around the base (11), the support rods (10) are vertically connected with the base (11) and the top plate (3), and a mounting plate (25) is arranged between the bases (11) at the side edge of the lower die (9);

roof position board (14), roof position board (14) locate between lower mould (9) and base (11), the size and the recess of roof position board (14) are close, roof position board (14) top is equipped with a plurality of roof position post (7), the top of roof position post (7) is equipped with limiting plate (21), the cross-sectional area of limiting plate (21) is greater than roof position post (7) cross-sectional area, the surface and the recess parallel and level of limiting plate (21), lower mould (9) are equipped with roof position post (7) assorted roof position hole, roof position board (14) bottom is equipped with a plurality of second gag lever posts (15), holding down plate (5) top and second hydraulic stem (16) fixed connection, be equipped with on roof (3) with second gag lever post (15) assorted spacing hole and second hydraulic stem (16) hole.

2. A panel injection mold as claimed in claim 1, wherein: the lower pressing plate (5) is provided with a bolt hole (13), and the lower pressing plate (5) is fixedly connected with the upper die (6) through a first bolt (24).

3. A panel injection mold as claimed in claim 1, wherein: the lower die (9) is provided with a bolt hole (13) and is fixedly connected with the mounting plate (25) through a second bolt (19).

4. A panel injection mold as claimed in claim 1, wherein: an anti-collision block (4) is arranged at the bottom of the first limiting rod (2).

5. A panel injection mold as claimed in claim 1, wherein: the side part of the upper die (6) is provided with a sliding block (22), and the mounting plate (25) is provided with a sliding groove (23) corresponding to the sliding block (22).

6. A panel injection mold as claimed in claim 1, wherein: the upper die (6) is provided with a top column (7), the lower die (9) is provided with a positioning hole (8) matched with the top column (7) in size, and the position of the positioning hole (8) is matched with the top column (7).

7. A panel injection mold as claimed in claim 1, wherein: the upper die (6) and the lower die (9) are provided with heat dissipation holes (20).

8. A panel injection mold as claimed in claim 1, wherein: the base (11) is provided with a support (12).

9. The panel injection mold of claim 8, wherein: the support (12) is provided with bolt holes (13).

10. A panel injection mold as claimed in claim 1, wherein: the top plate (14) and the base (11) are provided with buffer supports (17).