CN211843288U

CN211843288U - Mould is used in SMC processing

Info

Publication number: CN211843288U
Application number: CN202020196263.5U
Authority: CN
Inventors: 朱圣光
Original assignee: Hangzhou Jisheng Composite Material Co ltd
Current assignee: Hangzhou Jisheng Composite Material Co ltd
Priority date: 2020-02-23
Filing date: 2020-02-23
Publication date: 2020-11-03
Anticipated expiration: 2030-02-23

Abstract

The utility model relates to a mould for SMC processing, which comprises an upper mould and a lower mould, wherein the upper mould is arranged at the top of the lower mould, a mould forming cavity is arranged between the upper mould and the lower mould, the mould forming cavity is composed of an upper mould cavity and a lower mould cavity, the upper mould cavity is arranged at the bottom of the upper mould, the lower mould cavity is arranged at the top of the lower mould, the left end and the right end of the mould forming cavity are both provided with demoulding cavities, the demoulding cavity is provided with an exhaust pipe near the outer end, the inner part of the demoulding cavity is connected with a demoulding plate in a sliding way, the bottom of the demoulding plate is fixedly connected with a pneumatic telescopic rod through a spring, the bottom of the pneumatic telescopic rod is provided with a driving cylinder, the bottom of the demoulding cavity is fixedly connected with a guide block, so that gas in the mould pressing process can be discharged, simultaneously, redundant materials in the, the demoulding of the SMC processing process is facilitated, and the production efficiency is improved.

Description

Mould is used in SMC processing

Technical Field

The utility model relates to a mould is used in SMC processing belongs to the mould equipment field.

Background

SMC is an abbreviation for Sheet Molding Compound. The soft sheet material is prepared by adding low shrinkage additive, curing agent, filler, internal releasing agent, thickening agent, dispersant, color paste, etc. into unsaturated polyester resin, stirring and dispersing, soaking chopped glass fiber yarn, and hot pressing to form various products after thickening. In the SMC plate compression molding process, because certain temperature needs to be provided to heat the raw materials, the SMC plate which is not cooled completely is easy to be stuck on a mold, so that the demolding is difficult, and meanwhile, the existing mold exhaust system is not perfect enough, so that the production efficiency cannot meet the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould is used in SMC processing is convenient for with the gas outgoing of mould pressing in-process, can be simultaneously with SMC panel compression molding in-process unnecessary material shaping for the curb plate, through driving the ascending realization drawing of patterns of actuating cylinder drive curb plate, has made things convenient for the drawing of patterns of SMC course of working, has improved production efficiency, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a mould is used in SMC processing, includes mould, bed die, it sets up the top at the bed die to go up the mould, be equipped with mould one-tenth die cavity between last mould, the bed die, mould one-tenth die cavity comprises last die cavity, bed die, it sets up in last mould bottom to go up the die cavity, the die cavity sets up at the bed die top down, both ends all are equipped with about mould one-tenth die cavity and take off the die cavity, drawing of patterns chamber leans on outer one end to be equipped with the blast pipe, take off the inside sliding connection of die cavity has the stripper plate, the stripper plate bottom is through spring fixedly connected with pneumatic telescopic link, the pneumatic telescopic link bottom is equipped with and drives actuating cylinder, take off die cavity bottom fixedly connected with guide block, pneumatic telescopic link runs through.

Further, the left end and the right end of the mold forming cavity are communicated with the demolding cavity.

Further, the pneumatic telescopic rod and the driving cylinders are arranged inside the lower die, and the number of the driving cylinders is two.

Further, the demoulding plate is connected with the inner wall of the demoulding cavity in a sliding mode, sliding blocks are arranged at the left end and the right end of the demoulding plate, and sliding grooves matched with the sliding blocks are formed in the inner portion of the demoulding cavity.

Furthermore, a through hole is formed in the guide block, and the diameter of the through hole is larger than that of the pneumatic telescopic rod.

Further, the demolding cavity and the exhaust pipe are both arranged on the lower die, and the demolding cavity is of a cuboid hollow cavity structure with an open top.

The utility model discloses beneficial effect: the utility model provides a mould is used in SMC processing, in process of production, the mould is pressed down on to the press for the SMC shaping, generate pressure, the mould is inside to the raw materials thermoforming, inside unnecessary raw materials are extruded into and are taken off the die cavity in the forming process, stripper plate and spring are pressed down to the pressure of production, the gas of production is discharged from the blast pipe, the bubble forms at drawing of patterns intracavity like this, the inside bubble of finished product has effectively been reduced, convenient exhaust, after compression molding, take off the upper mold, rise with panel jack-up through driving actuating cylinder drive pneumatic telescopic link, realize the drawing of patterns, and is more convenient, need not contact finished plate simultaneously, and the finished product quality is effectively guaranteed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is an appearance structure view of a mold for SMC processing of the present invention.

Fig. 2 is a view showing an internal structure of a mold for SMC processing according to the present invention.

Fig. 3 is a spring connection structure diagram of the mold for SMC processing of the present invention.

Reference numbers in the figures: 1. an upper die; 2. a lower die; 3. a mold forming cavity; 4. an upper mold cavity; 5. a lower die cavity; 6. demolding; 7. an exhaust pipe; 8. a stripper plate; 9. a pneumatic telescopic rod; 10. a driving cylinder; 11. a guide block; 12. a spring.

Detailed Description

The present invention will be further described with reference to the following embodiments, wherein the drawings are for illustrative purposes only and are not intended to be limiting, and in order to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced and do not represent the size of an actual product.

Example 1

As shown in fig. 1 to 3, a mold for SMC processing includes an upper mold 1 and a lower mold 2, the upper die 1 is arranged at the top of the lower die 2, a die forming cavity 3 is arranged between the upper die 1 and the lower die 2, the mould forming cavity 3 consists of an upper mould cavity 4 and a lower mould cavity 5, the upper mould cavity 4 is arranged at the bottom of the upper mould 1, the lower die cavity 5 is arranged at the top of the lower die 2, the left end and the right end of the die forming cavity 3 are both provided with a demoulding cavity 6, an exhaust pipe 7 is arranged at one end of the demoulding cavity 6 close to the outside, a demoulding plate 8 is connected inside the demoulding cavity 6 in a sliding way, the bottom of the stripper plate 8 is fixedly connected with a pneumatic telescopic rod 9 through a spring 12, the bottom of the pneumatic telescopic rod 9 is provided with a driving cylinder 10, the bottom of the demoulding cavity 6 is fixedly connected with a guide block 11, and the pneumatic telescopic rod 9 penetrates through the guide block 11 and extends into the demoulding cavity 6.

In this embodiment, the left end and the right end of the mold forming cavity 3 are both communicated with the demolding cavity 6.

After the raw materials are added, redundant raw materials flow into the demoulding cavity 6 in the heating process, generated gas is discharged from the raw materials at the demoulding cavity 6, and part of bubbles which are not discharged can remain in the non-formed plate inside the demoulding cavity 6, so that the quality of the formed plate cannot be influenced.

In this embodiment,

stripper plate

8 and 6 inner walls sliding connection in drawing of patterns chamber, both ends all are equipped with the slider about

stripper plate

8, 6 insides in drawing of patterns chamber are equipped with the spout with slider assorted.

When the pressure inside the mold is high, the stripper plate 8 presses down the spring 12 to form a stripper-assisted plate in the stripper cavity 6.

In this embodiment, the demolding cavity 6 and the exhaust pipe 7 are both arranged on the lower mold 2, and the demolding cavity 6 is a cuboid hollow cavity structure with an open top.

Through above technical scheme, the inside heating forming that adds to the raw materials of mould, inside unnecessary raw materials are crowded into demoulding chamber 6 in the forming process, stripper plate 8 and spring 12 are pushed down to the pressure that produces, and the gas that produces is discharged from blast pipe 7, is convenient for with the gas outgoing of mould pressing in-process, and the bubble forms like this in demoulding chamber 6, has effectively reduced the inside bubble of finished product, convenient exhaust.

Example 2

In this embodiment, the pneumatic telescopic rod 9 and the driving cylinders 10 are both disposed inside the lower mold 2, and the number of the driving cylinders 10 is two.

In this embodiment,

stripper plate

In this embodiment, a through hole is formed inside the guide block 11, and the diameter of the through hole is larger than that of the pneumatic telescopic rod 9.

The guide block 11 is used for guiding the pneumatic telescopic rod 9 in the movement process.

Through above technical scheme, mould 1 is pressed down on the press for SMC shaping, and the generated pressure, the mould is inside to carry out thermoforming to the raw materials, and unnecessary raw materials forms the panel of supplementary drawing of patterns in drawing of patterns chamber 6, and after compression molding, take off mould 1, through driving pneumatic telescopic link 9 of actuating cylinder 10 drive and rising the panel jack-up with supplementary drawing of patterns, and then with the inside shaping panel and the mould separation in forming die chamber 3, realize automatic drawing of patterns, it is more convenient, improved machining efficiency.

The utility model discloses improve in: the utility model provides a mould is used in SMC processing, in process of production, mould 1 is pushed down on to the press for SMC shaping, generate pressure, the mould is inside to carry out thermoforming to the raw materials, unnecessary raw materials are crowded into in the forming process and are taken off the die cavity 6 inside, stripper plate 8 and spring 12 are pushed down to the pressure of production, the gas of production is discharged from blast pipe 7, the bubble forms in drawing of patterns chamber 6 like this, the inside bubble of finished product has effectively been reduced, convenient exhaust, after compression molding, take off upper die 1, it rises with panel jack-up to drive pneumatic telescopic link 9 through driving actuating cylinder 10, realize automatic drawing of patterns, and is more convenient, and the machining efficiency is improved, simultaneously, the finished product panel does not need to contact, the finished product quality is effectively guaranteed.

The foregoing is an embodiment of the preferred embodiment of the present invention, showing and describing the basic principles and main features of the present invention and the advantages of the present invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, and the foregoing embodiments and descriptions are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a mould is used in SMC processing, includes mould (1), bed die (2), its characterized in that: the upper die (1) is arranged at the top of the lower die (2), a die forming cavity (3) is arranged between the upper die (1) and the lower die (2), the die forming cavity (3) is composed of an upper die cavity (4) and a lower die cavity (5), the upper die cavity (4) is arranged at the bottom of the upper die (1), the lower die cavity (5) is arranged at the top of the lower die (2), the left end and the right end of the die forming cavity (3) are respectively provided with a demoulding cavity (6), one end of the demoulding cavity (6) close to the outside is provided with an exhaust pipe (7), the inner part of the demoulding cavity (6) is slidably connected with a demoulding plate (8), the bottom of the demoulding plate (8) is fixedly connected with a pneumatic telescopic rod (9) through a spring (12), the bottom of the pneumatic telescopic rod (9) is provided with a driving cylinder (10), and the bottom of the demoulding cavity (6), the pneumatic telescopic rod (9) penetrates through the guide block (11) and extends into the demoulding cavity (6).

2. A mold for SMC processing as in claim 1 wherein: the left end and the right end of the die forming cavity (3) are communicated with the demolding cavity (6).

3. A mold for SMC processing as in claim 1 wherein: the pneumatic telescopic rod (9) and the driving cylinders (10) are arranged inside the lower die (2), and the number of the driving cylinders (10) is two.

4. A mold for SMC processing as in claim 1 wherein: stripper plate (8) and drawing of patterns chamber (6) inner wall sliding connection, both ends all are equipped with the slider about stripper plate (8), inside being equipped with of drawing of patterns chamber (6) with slider assorted spout.

5. A mold for SMC processing as in claim 1 wherein: a through hole is formed in the guide block (11), and the diameter of the through hole is larger than that of the pneumatic telescopic rod (9).

6. A mold for SMC processing as in claim 1 wherein: the demolding cavity (6) and the exhaust pipe (7) are both arranged on the lower die (2), and the demolding cavity (6) is of a cuboid hollow cavity structure with an open top.