CN213107966U

CN213107966U - BMC injection mold

Info

Publication number: CN213107966U
Application number: CN202021892601.5U
Authority: CN
Inventors: 孙健
Original assignee: Wuxi Qianglian Electrical Equipment Co ltd
Current assignee: Wuxi Qianglian Electrical Equipment Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-05-04
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a BMC moulds plastics and uses mould, including bottom plate, bed die, pole setting, roof, first hydraulic stem, fixed plate, go up mould, honeycomb duct, connecting pipe, the pipe of moulding plastics, locating plate, second hydraulic stem, push pedal, limiting plate, the hole and the locating lever of moulding plastics. The utility model discloses simple structure, convenient operation, the mould when splicing conveniently realizes assembling of mould, can realize the clamp between the mould when using, conveniently carries out injection moulding, also conveniently carries out the change of mould when processing BMC into different shapes, improves the operation convenience; the utility model discloses a removal of push pedal conveniently realizes being connected between the mould, is favorable to carrying on spacingly to the mould, accuracy when improving the compound die to through being provided with the connecting pipe convenient and the injection moulding between the pipe be connected, improve the convenience when moulding plastics.

Description

BMC injection mold

Technical Field

The utility model relates to an injection mold specifically is a BMC mould for injection molding belongs to BMC application technical field.

Background

BMC is a bulk molding compound, which is a molding intermediate material for manufacturing glass fiber reinforced thermosetting products by a semi-dry method, unsaturated polyester resin, low-shrinkage and low-profile additives, initiators, internal release agents, mineral fillers and the like are mixed into paste in advance, then thickeners, colorants and the like are added, the paste and glass fibers with different lengths are stirred in a special material kettle, and a thickening process is carried out, so that a bulk intermediate material is finally formed, the bulk intermediate material can be used for molding and injection molding, various inert fillers, fiber reinforcing materials, catalysts, stabilizers and pigments are mixed, and a sticky putty-like composite material BMC for compression molding or injection molding is formed and is highly filled and reinforced through short fibers, the glass fiber reinforcing materials account for 10-30%, and the length is usually between 1/32 inches and 1/2 inches.

BMC is bulk molding compound, is a thermosetting plastic, is suitable for molding by processes such as mould pressing, transfer molding, injection molding and the like, and for a mold for BMC injection molding, because BMC needs to be injection molded into materials with different shapes, the mold is not easy to be replaced during injection molding, and the mold is not easy to be replaced during processing of different shapes; and the mould is integral usually, is difficult to carry out the dismouting after installing and fixing, has increased the operation degree of difficulty. Therefore, a mold for BMC injection molding is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a BMC is mould for injection molding just for solving above-mentioned problem.

The utility model realizes the purpose through the following technical proposal, a BMC injection mold comprises a lower mold arranged at the top of a bottom plate, a mold closing mechanism and an assembling mechanism;

the mold closing mechanism comprises an upright rod, a top plate, a first hydraulic rod and a fixed plate, the top of the upright rod is fixedly connected with the top plate, the bottom of the bottom plate is fixedly connected with the fixed plate through the first hydraulic rod, a square hole for embedding an upper mold is formed in the middle of the fixed plate, the top of the upper mold is fixedly connected with a flow guide pipe, the inside of the flow guide pipe is in threaded sleeve joint with a connecting pipe, and the top of the connecting pipe is movably sleeved with an injection molding pipe;

the assembly mechanism comprises a positioning plate, a second hydraulic rod and a push plate, the positioning plate is fixedly connected with the top surface of a fixing plate, the top surface of the fixing plate is fixedly connected with the second hydraulic rod, the end part of the second hydraulic rod is fixedly connected with the push plate, the push plate is slidably connected with the inside of a limiting plate, the end part of the limiting plate extends to the inside of an upper die, and an injection molding hole is formed in the middle of the upper die.

Preferably, go up the mould and form by the concatenation of two L shaped plate bodies that the shape is the same, be formed with the hole of moulding plastics between two plate bodies, and two go up the mould and all be connected with the laminating of fixed plate top surface, the honeycomb duct at two last mould tops all is half circular ring structure and mutual amalgamation connection.

Preferably, the bottom plate is fixedly connected with the top plate through four upright rods, every two upright rods are respectively positioned on two sides of the lower die, and the interior of the lower die is connected with the upper die in a splicing manner.

Preferably, the fixed plate is connected with the top surface of the lower die in an attaching mode, four positioning rods are uniformly distributed and fixedly connected to the bottom of the fixed plate, and each positioning rod is movably inserted into a positioning hole formed in the periphery of the lower die.

Preferably, the second hydraulic rod is the level form and is located the fixed plate surface, the push pedal of second hydraulic rod tip is L shape structure and is located inside the limiting plate of U-shaped structure, and the inside joint of side of push pedal and last mould.

Preferably, the injection molding hole is communicated with the guide pipe, the inner part of the guide pipe is hermetically connected with the connecting pipe, and the connecting pipe is hermetically and slidably connected with the bottom end of the injection molding pipe.

The utility model has the advantages that:

1. the utility model discloses simple structure, convenient operation, the mould when splicing conveniently realizes assembling of mould, can realize the clamp between the mould when using, conveniently carries out injection moulding, also conveniently carries out the change of mould when processing BMC into different shapes, improves the operation convenience;

2. the utility model discloses a removal of push pedal conveniently realizes being connected between the mould, is favorable to carrying on spacingly to the mould, accuracy when improving the compound die to through being provided with the connecting pipe convenient and the injection moulding between the pipe be connected, improve the convenience when moulding plastics.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the top view structure of the fixing plate of the present invention.

In the figure: 1. the bottom plate, 2, bed die, 3, pole setting, 4, roof, 5, first hydraulic stem, 6, fixed plate, 7, go up the mould, 8, honeycomb duct, 9, connecting pipe, 10, the pipe of moulding plastics, 11, locating plate, 12, second hydraulic stem, 13, push pedal, 14, limiting plate, 15, the hole of moulding plastics, 16, locating lever.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, a mold for BMC injection includes a lower mold 2 mounted on a top of a bottom plate 1, a mold clamping mechanism and an assembling mechanism;

the mold closing mechanism comprises an upright rod 3, a top plate 4, a first hydraulic rod 5 and a fixing plate 6, the top of the upright rod 3 is fixedly connected with the top plate 4, the bottom of the bottom plate 1 is fixedly connected with the fixing plate 6 through the first hydraulic rod 5, a square hole for embedding an upper mold 7 is formed in the middle of the fixing plate 6 and used for assembling the upper mold 7, the top of the upper mold 7 is fixedly connected with a flow guide pipe 8, the inside of the flow guide pipe 8 is in threaded sleeve joint with a connecting pipe 9, and the top of the connecting pipe 9 is movably sleeved with an injection molding pipe 10 and used for connecting the injection molding pipe 10 with an injection molding hole 15;

the assembly mechanism includes locating plate 11, second hydraulic stem 12 and push pedal 13, locating

plate

11 and 6 top surfaces fixed connection of fixed plate, 6 top surfaces rigid couplings of fixed plate have second

hydraulic stem

12, and 12 tip of second hydraulic stem and 13 fixed connection of push pedal, push pedal 13 and the inside sliding connection of limiting plate 14 for compress tightly in order to improve the leakproofness between the

last mould

7, 14 tip of limiting plate extend to 7 insides of supreme mould, and go up mould 7 middle parts and seted up injection hole 15.

The upper die 7 is formed by splicing two L-shaped plate bodies with the same shape, an injection hole 15 is formed between the two plate bodies, the two upper dies 7 are attached to the top surface of the fixing plate 6, and the flow guide pipes 8 at the tops of the two upper dies 7 are in semicircular structures and are spliced with each other, so that the upper dies 7 can be conveniently spliced, and the disassembly and the assembly as well as the replacement of different dies are convenient; the bottom plate 1 and the top plate 4 are fixedly connected through four upright rods 3, every two upright rods 3 are respectively positioned at two sides of the lower die 2, and the inner part of the lower die 2 is mutually spliced with the upper die 7 and is used for splicing the upper die 7 and the lower die 2, so that the injection molding is convenient; the fixed plate 6 is attached to the top surface of the lower die 2, four positioning rods 16 which are uniformly distributed are fixedly connected to the bottom of the fixed plate 6, and each positioning rod 16 is movably inserted into positioning holes formed in the periphery of the lower die 2, so that the fixed plate 6 and the lower die 2 can be pressed conveniently, and the stability of the upper die 7 during moving is improved; the second hydraulic rod 12 is horizontally positioned on the surface of the fixed plate 6, the push plate 13 at the end part of the second hydraulic rod 12 is in an L-shaped structure and is positioned inside the limiting plate 14 in a U-shaped structure, and the push plate 13 is clamped with the inside of the side end of the upper die 7, so that the movement of the push plate 13 is facilitated, and the connection between the upper dies 7 is facilitated; the hole of moulding plastics 15 and honeycomb duct 8 communicate each other, honeycomb duct 8 is inside and connecting pipe 9 sealing connection, and connecting pipe 9 and the sealed sliding connection in pipe 10 bottom of moulding plastics for mould plastics the connection between hole 15 and the pipe 10 of moulding plastics, conveniently carry out injection moulding.

When the utility model is used, firstly, the external power supply and the control switch of the electrical components in the device are supported by the vertical rod 3, the fixed plate 6 is driven to move vertically by the extension of the first hydraulic rod 5, the fixed plate 6 drives the upper mold 7 between the fixed plate 6 to move simultaneously, the upper mold 7 is moved to the lower mold 2 to form a cavity which needs injection molding, the stable movement of the upper mold 7 and the lower mold 2 is realized by the positioning rod 16, the deviation is avoided, then the connecting pipe 9 is rotated, the connecting pipe 9 is driven to rotate and move vertically at the end part of the injection molding pipe 10 when the bottom end of the connecting pipe 9 is in threaded connection with the guide pipe 8, the sealing of the connecting part is realized when the connecting pipe 9 and the guide pipe 8 are connected with each other, the sealing sliding connection between the connecting pipe 9 and the injection molding pipe 10 ensures that the connection is always kept, and then the connection between, after the operation is finished, injecting the BMC into the injection hole 15 through the injection pipe 10 and into a cavity between the upper die 7 and the lower die 2 to form the BMC;

when needing to change the mould, shorten through second hydraulic stem 12 and drive the push rod at 6 surperficial lateral shifting of fixed plate, make the push rod in limiting plate 14 inside removal and with the inside separation back of last mould 7, will go up mould 7 and take off, conveniently carry out the change of mould, realize the location of going up mould 7 through locating plate 11 when changing, place last mould 7 in the inside back of fixed plate 6, extension through second hydraulic stem 12 drives push pedal 13 and removes, limiting plate 14 guarantees that push pedal 13's steady movement is so that limiting plate 14 removes to the inside of supreme mould 7, and promote mould 7 and make and compress tightly between it, and then accomplish the concatenation between the mould 7, honeycomb duct 8 accomplishes the concatenation simultaneously this moment, conveniently assemble fixedly, also conveniently operate when changing.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a BMC mould for injection molding which characterized in that: comprises a lower die (2) arranged at the top of a bottom plate (1), a die closing mechanism and an assembling mechanism;

the mold closing mechanism comprises an upright rod (3), a top plate (4), a first hydraulic rod (5) and a fixed plate (6), the top of the upright rod (3) is fixedly connected with the top plate (4), the bottom of the bottom plate (1) is fixedly connected with the fixed plate (6) through the first hydraulic rod (5), a square hole used for embedding an upper mold (7) is formed in the middle of the fixed plate (6), the top of the upper mold (7) is fixedly connected with a flow guide pipe (8), the inside of the flow guide pipe (8) is in threaded sleeve joint with a connecting pipe (9), and the top of the connecting pipe (9) is movably sleeved with an injection molding pipe (10);

the assembly mechanism comprises a positioning plate (11), a second hydraulic rod (12) and a push plate (13), the positioning plate (11) is fixedly connected with the top surface of a fixing plate (6), the top surface of the fixing plate (6) is fixedly connected with the second hydraulic rod (12), the end part of the second hydraulic rod (12) is fixedly connected with the push plate (13), the push plate (13) is connected with a limiting plate (14) in a sliding mode, the end part of the limiting plate (14) extends to the interior of an upper die (7), and an injection molding hole (15) is formed in the middle of the upper die (7).

2. The mold for BMC injection molding according to claim 1, wherein: go up mould (7) and form by the concatenation of two L shaped plate bodies that the shape is the same, be formed with between two plate bodies and mould a hole (15), and go up mould (7) for two and all be connected with fixed plate (6) top surface laminating, honeycomb duct (8) at mould (7) top are all half circle ring structure and mutual amalgamation connection for two.

3. The mold for BMC injection molding according to claim 1, wherein: the bottom plate (1) is fixedly connected with the top plate (4) through four vertical rods (3), every two vertical rods (3) are respectively positioned on two sides of the lower die (2), and the interior of the lower die (2) is connected with the upper die (7) in an assembling mode.

4. The mold for BMC injection molding according to claim 1, wherein: fixed plate (6) are connected with the laminating of bed die (2) top surface, fixed plate (6) bottom rigid coupling has four evenly distributed's locating lever (16), and every locating lever (16) all pegs graft with the inside activity of locating hole that bed die (2) seted up all around.

5. The mold for BMC injection molding according to claim 1, wherein: second hydraulic stem (12) are the level form and are located fixed plate (6) surface, push pedal (13) of second hydraulic stem (12) tip are L shape structure and are located limiting plate (14) inside of U-shaped structure, and push pedal (13) and the inside joint of side of last mould (7).

6. The mold for BMC injection molding according to claim 1, wherein: the injection molding hole (15) is communicated with the guide pipe (8), the inside of the guide pipe (8) is hermetically connected with the connecting pipe (9), and the connecting pipe (9) is hermetically and slidably connected with the bottom end of the injection molding pipe (10).