CN215619391U

CN215619391U - Foam molding mould convenient to drawing of patterns

Info

Publication number: CN215619391U
Application number: CN202122040095.8U
Authority: CN
Inventors: 王全亮
Original assignee: Dongguan Huachuang Packaging Products Co ltd
Current assignee: Dongguan Huachuang Packaging Products Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-25
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a foam forming die convenient for demoulding, which comprises a base, wherein four corners of the upper surface of the base are fixedly connected with support columns, the upper surfaces of the four support columns are fixedly connected with the same rectangular frame, a hydraulic cylinder drives a lower template to move upwards, simultaneously the lower template drives a lifting frame to move upwards through a connecting column and an L-shaped connecting rod, the lifting frame drives two inclined blocks on the lifting frame to move upwards, so that the two inclined blocks enter the inclined grooves on the corresponding guide posts, the inclined blocks can extrude the inclined grooves, the guide posts can move towards the guide frame under the action of extrusion force, meanwhile, the guide posts can drive the moving plate to move in the grooves and compress the springs, therefore, the movable plate is separated from the product, the contact area between the product and the die main body is reduced, demolding is facilitated, and meanwhile, the lower die plate pushes the product upwards to enable the product to move upwards and separate from the die main body.

Description

Foam molding mould convenient to drawing of patterns

Technical Field

The utility model relates to the technical field of molds, in particular to a foam molding mold convenient for demolding.

Background

The foam board is a white object which is formed by heating expandable polystyrene beads containing volatile liquid foaming agent in a mould after heating and foaming, has the structural characteristic of fine closed pores, is mainly used for building wall, roof heat preservation, composite board heat preservation, heat preservation and insulation of cold storage, air conditioner, vehicle and ship, floor heating, packaging, carving and the like, and has wide application. The production process flow of the foam board mainly comprises foaming, plasticizing, molding, drying and packaging.

The existing foam production mold can easily cause inconvenient demolding of foam under the action of the characteristics of the foam and internal pressure in the molding process, and the foam is ejected out by an ejector rod in the mold when the foam is demolded, so that the foam surface is easily damaged, and the problems of foam molding rate and yield are reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a foam forming die convenient for demoulding, which solves the problems that the surface of foam is easy to damage, and the foam forming rate and the yield are reduced.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a foam forming die convenient for demoulding comprises a base, wherein supporting columns are fixedly connected at four corners of the upper surface of the base, the upper surfaces of the four supporting columns are fixedly connected with the same rectangular frame, guide frames are fixedly connected at the middle parts of four inner walls of the rectangular frame from top to bottom in sequence, a rectangular frame plate is fixedly connected inside the top end of the rectangular frame, a hydraulic cylinder is fixedly connected at the middle part of the upper surface of the base, a lower template is fixedly connected at the output end of the hydraulic cylinder, a die main body is connected at the outer side of the lower template in a sliding manner, the outer side of one end, far away from the lower template, of the die main body is fixedly connected with the inner walls of the rectangular frame plate, grooves are formed in the middle parts of the four inner walls of the die main body, a movable plate is connected inside the grooves in a sliding manner, guide columns are fixedly connected at the positions, far away from each other end of the movable plate and corresponding to the two guide frames, one ends, far away from the movable plate, of the two guide columns penetrate through the die main body and extend to the insides of the corresponding guide frames, and two guide posts are sliding connection and guide frame and are sliding connection with the mould main part respectively, and the chute has all been seted up to the one end lower surface that two guide posts lie in between mould main part and the rectangular frame, and the below of two guide posts all is provided with same promotion subassembly.

Furthermore, the upper surface of the die main body, the upper surface of the rectangular frame plate and the upper surface of the rectangular frame are all on the same horizontal plane, the upper surface of the die main body is movably connected with an upper die plate, and the middle part of the upper surface of the upper die plate is fixedly connected with a connecting seat.

Furthermore, the movable plate is matched with the groove, a plurality of springs which are symmetrically distributed are arranged between the inner bottom wall of the movable plate and the inner bottom wall of the groove, two ends of each spring are fixedly connected with the movable plate and the inner wall of the groove respectively, and one end, far away from the springs, of the movable plate is flush with the inner wall of the die body.

Furthermore, the die main body is provided with an upper opening and a lower opening, the lower die plate is in sliding connection with the movable plate, the cross section of the chute is in a right triangle shape, and the bevel edge of the chute is close to the guide frame.

Further, promote the subassembly and include the lift frame, two sloping blocks, L type connecting rod and spliced pole, the outside at the guide post of below is established to the lift frame cover, and the top of lift frame is located the below of top guide post, two sloping blocks are fixed connection respectively at the top middle part of lift frame and the inner wall middle part of lift frame, top sloping block sliding connection is in the inside of the chute in top, below sloping block sliding connection is in the inside of the chute in below, the one end of L type connecting rod and the bottom fixed connection of lift frame, the L type connecting rod other end is located the below and the fixedly connected with spliced pole of lower bolster, the lower fixed surface connection of the one end of L type connecting rod and lower bolster is kept away from to the spliced pole.

The utility model has the beneficial effects that:

the pneumatic cylinder drives the lower bolster upward movement the time the lower bolster passes through spliced pole and L type connecting rod drives the ascending and descending frame upward movement, the ascending and descending frame drives two sloping blocks upward movement on it, make in two sloping blocks get into the chute on the corresponding guide post, the sloping block can extrude the chute, make the guide post remove to the guide frame under the effect of extrusion force, the guide post can drive and remove and compression spring in the mobile plate looks recess simultaneously, thereby make the movable plate break away from with the product, make the area of contact between product and the mould main part reduce, the drawing of patterns of being convenient for, the product is upwards pushed up to the lower bolster simultaneously, make product upward movement and break away from with the mould main part.

To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

Drawings

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

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

FIG. 3 is a schematic top cross-sectional view of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 5 is a perspective view of the pushing assembly of the present invention;

reference numerals: the die comprises a base 1, a support column 2, a rectangular frame 3, a guide frame 301, a rectangular frame plate 4, a hydraulic cylinder 5, a lower template 501, a die body 6, a groove 601, a spring 602, a moving plate 7, a guide column 701, a chute 702, a lifting frame 8, an inclined block 801, an 802-L-shaped connecting rod 803, a connecting column 9, an upper template and a connecting seat 901.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, this embodiment provides a foam molding die convenient to drawing of patterns, including base 1, the equal fixedly connected with support column 2 in upper surface four corners department of base 1, the same rectangular frame 3 of upper surface fixedly connected with of four support columns 2, four inner wall middle parts of rectangular frame 3 are all from last fixedly connected with guide frame 301 down in proper order, the inside fixedly connected with rectangular frame board 4 in top of rectangular frame 3, the upper surface middle part fixedly connected with pneumatic cylinder 5 of base 1, the output fixedly connected with lower bolster 501 of pneumatic cylinder 5, the outside sliding connection of lower bolster 501 has mould main part 6, the one end outside that lower bolster 501 was kept away from to mould main part 6 and the inner wall fixed connection of rectangular frame board 4, all set up fluted 601 in four inner wall middle parts of mould main part 6, the inside sliding connection of fluted 601 has movable plate 7, the one end that relative movable plate 7 kept away from each other and with two equal fixedly connected with guide column 701 in the corresponding position of guide frame 301, the inside sliding connection of one end 701 of lower bolster The one end that the movable plate 7 was kept away from to two guide posts 701 runs through mould main part 6 and extends to the inside of corresponding guide frame 301, and two guide posts 701 are sliding connection and guide frame 301 and are sliding connection with mould main part 6 respectively, and chute 702 has all been seted up to the one end lower surface that two guide posts 701 are located between mould main part 6 and the rectangular frame 3, and the below of two guide posts 701 all is provided with same promotion subassembly.

As shown in fig. 1 and 2, the upper surface of the mold main body 6, the upper surface of the rectangular frame plate 4 and the upper surface of the rectangular frame 3 are all on the same horizontal plane, the upper surface of the mold main body 6 is movably connected with an upper mold plate 9, a connecting seat 901 is fixedly connected to the middle part of the upper surface of the upper mold plate 9, and the upper mold plate 9 is connected with an external power assembly through the connecting seat 901, so that the upper mold plate 9 and the mold main body 6 can be conveniently separated.

As shown in fig. 2 and 3, the moving plate 7 is adapted to the groove 601, a plurality of springs 602 are symmetrically arranged between the moving plate 7 and the inner bottom wall of the groove 601, two ends of each spring 602 are fixedly connected to the moving plate 7 and the inner wall of the groove 601, respectively, one end of the moving plate 7 away from the springs 602 is flush with the inner wall of the mold body 6, the springs 602 can overcome the pressure inside the mold body 6, so as to facilitate foam molding, and meanwhile, the springs 602 not only can level the moving plate 7 with the inner wall of the mold body 6, but also can enable the chute 702 to be always in contact with the sloping block 801.

As shown in fig. 2 and 3, the mold body 6 is vertically opened, the lower mold plate 501 is slidably connected with the moving plate 7, the cross section of the inclined groove 702 is in a right triangle shape, the inclined edge of the inclined groove 702 is close to the guide frame 301, and the mold body 6 is vertically opened, so that the lower mold plate 501 can move in the mold body 6, and the foam demolding speed and demolding quality can be increased.

As shown in fig. 2-5, the pushing assembly includes a lifting frame 8, two tilted blocks 801, an L-shaped connecting rod 802 and a connecting column 803, the lifting frame 8 is sleeved outside the lower guide column 701, the top of the lifting frame 8 is located below the upper guide column 701, the two tilted blocks 801 are respectively and fixedly connected to the middle of the top end of the lifting frame 8 and the middle of the inner wall of the lifting frame 8, the upper tilted block 801 is slidably connected to the inside of the upper chute 702, the lower tilted block 801 is slidably connected to the inside of the lower chute 702, one end of the L-shaped connecting rod 802 is fixedly connected to the bottom of the lifting frame 8, the other end of the L-shaped connecting rod 802 is located below the lower template 501 and is fixedly connected to the connecting column 803, one end of the connecting column 803, which is far away from the L-shaped connecting rod 802, is fixedly connected to the lower surface of the lower template 501, the lower template 501 drives the connecting column 803 to move upward, the connecting column 803 drives the lifting frame 8 to move upward through the L-shaped connecting rod 802, the lifting frame 8 drives the two inclined blocks 801 thereon to move upwards, so that the two inclined blocks 801 are in sliding connection with the inclined grooves 702 on the corresponding guide columns 701, the inclined blocks 801 press the inclined grooves 702, the guide columns 701 move towards the inside of the guide frame 301 under the action of the pressing force, the moving plate 7 is conveniently separated from the foam, and the contact area between the foam and the mold main body 6 is reduced.

The working principle of the foam molding die convenient for demolding is as follows: firstly, a connecting seat 901 is connected with an external power assembly, when foam needs to be demolded, a controller (not shown) can control the power assembly to move an upper template 9 upwards through the connecting seat 901, the upper end opening and the foam of a die main body 6 are exposed, so that the pressure in the die main body 6 is released, then the controller controls a hydraulic cylinder 5 to move upwards, the output end of the hydraulic cylinder 5 drives a lower template 501 to move upwards in the die main body 6, meanwhile, the lower template 501 drives a connecting column 803 to move upwards, the connecting column 803 drives a lifting frame 8 to move upwards through an L-shaped connecting rod 802, the lifting frame 8 drives two inclined blocks 801 thereon to move upwards, so that the two inclined blocks 801 are in sliding connection with inclined grooves 702 on corresponding guide columns 701, the inclined blocks 801 extrude the inclined grooves 702, and the guide columns 701 move towards the insides of the guide frames 301 under the extrusion force, meanwhile, the two guide columns 701 drive the inner part of the groove 601 of the moving plate 7 to move and compress the spring 602, so that the moving plate 7 is separated from the foam, the contact area between the foam and the die body 6 is reduced, meanwhile, the lower die plate 501 pushes the foam upwards to separate the foam from the die body 6, finally, the inclined block 801 moves downwards while the hydraulic cylinder 5 is reset, the moving plate 7 and the guide columns 701 are driven to move away from the direction of the guide frame 301 under the action of the spring 602, and after the inclined block 801 is finished, the spring 602 can enable the inclined groove 702 to be always in contact with the inclined block 801, and subsequent demolding is facilitated.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments, using the methods and techniques disclosed above, without departing from the scope of the present invention. Therefore, all equivalent changes made according to the shape, structure and principle of the present invention without departing from the technical scheme of the present invention shall be covered by the protection scope of the present invention.

Claims

1. The foam forming die convenient for demolding is characterized by comprising a base (1), wherein four corners of the upper surface of the base (1) are fixedly connected with supporting columns (2), four supporting columns (2) are fixedly connected with the same rectangular frame (3), the middle parts of four inner walls of the rectangular frame (3) are fixedly connected with a guide frame (301) from top to bottom in sequence, a rectangular frame plate (4) is fixedly connected inside the top end of the rectangular frame (3), a hydraulic cylinder (5) is fixedly connected in the middle part of the upper surface of the base (1), an output end of the hydraulic cylinder (5) is fixedly connected with a lower template (501), a die main body (6) is slidably connected to the outer side of the lower template (501), the outer side of one end, away from the lower template (501), of the die main body (6) is fixedly connected with the inner wall of the rectangular frame plate (4), the utility model discloses a mould, including mould main part (6), four inner walls of mould main part (6) middle parts all seted up recess (601), the inside sliding connection of recess (601) has movable plate (7), and is relative the one end that movable plate (7) kept away from each other just with two equal fixedly connected with guide post (701) in the corresponding position of guide frame (301), two the one end that movable plate (7) were kept away from in guide post (701) runs through mould main part (6) and extends to the inside of corresponding guide frame (301), and two guide post (701) are sliding connection and guide frame (301) and are sliding connection with mould main part (6) respectively, two chute (702) have all been seted up to the one end lower surface that guide post (701) are located between mould main part (6) and rectangular frame (3), two the below of guide post (701) all is provided with same promotion subassembly.

2. The foam molding die convenient for demolding as claimed in claim 1, wherein the upper surface of the die body (6), the upper surface of the rectangular frame plate (4) and the upper surface of the rectangular frame (3) are all on the same horizontal plane, the upper surface of the die body (6) is movably connected with an upper template (9), and the middle part of the upper surface of the upper template (9) is fixedly connected with a connecting seat (901).

3. Foam-forming mould facilitating demoulding according to claim 1, wherein the moving plate (7) is adapted to the recess (601), and a plurality of symmetrically distributed springs (602) are arranged between the moving plate (7) and the inner bottom wall of the recess (601), both ends of the springs (602) are fixedly connected with the moving plate (7) and the inner wall of the recess (601), respectively, and one end of the moving plate (7) far away from the springs (602) is flush with the inner wall of the mould body (6).

4. The foam molding die convenient for demolding as claimed in claim 1, wherein the die body (6) is open at the top and the bottom, the lower die plate (501) is connected with the moving plate (7) in a sliding manner, the cross section of the inclined groove (702) is in a right triangle shape, and the inclined edge of the inclined groove (702) is close to the guide frame (301).

5. The foam forming die convenient for demolding as claimed in claim 1, wherein the pushing assembly comprises a lifting frame (8), two inclined blocks (801), an L-shaped connecting rod (802) and a connecting column (803), the lifting frame (8) is sleeved outside a lower guide column (701), the top of the lifting frame (8) is located below an upper guide column (701), the two inclined blocks (801) are fixedly connected to the middle of the top end of the lifting frame (8) and the middle of the inner wall of the lifting frame (8) respectively, the upper inclined block (801) is slidably connected to the inside of an upper chute (702), the lower inclined block (801) is slidably connected to the inside of a lower chute (702), one end of the L-shaped connecting rod (802) is fixedly connected to the bottom of the lifting frame (8), the other end of the L-shaped connecting rod (802) is located below a lower template (501) and is fixedly connected to the connecting column (803), one end of the connecting column (803), which is far away from the L-shaped connecting rod (802), is fixedly connected with the lower surface of the lower template (501).