CN211662502U

CN211662502U - Polyurethane foaming mould easy to demould

Info

Publication number: CN211662502U
Application number: CN201922052031.2U
Authority: CN
Inventors: 项品海
Original assignee: Jiaxing Great Wall Thermal Insulation Engineering Co ltd
Current assignee: Jiaxing Great Wall Thermal Insulation Engineering Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-10-13
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a polyurethane foaming mould of easy drawing of patterns, including bed die, last mould and bed die, the anti-overflow groove has been seted up in the bed die top and the bed die outside has been seted up, the air inlet duct has been seted up to bed die one end, air inlet duct one end has stainless steel protection network and stainless steel protection network top veneer to have through the bolt fastening has waterproof ventilated membrane, bed die one end is connected with the mould through the pivot and has seted up the bed die on one side of going up mould, go up the welding of the bed die outside and have prevented overflow block, it has the bed of being stained with to go up the equal spraying of bed die and bed die inboard. The utility model discloses have and not be stained with the function and blow the function, effectively make things convenient for forming material to break away from the die cavity, be fit for being extensively promoted and used.

Description

Polyurethane foaming mould easy to demould

Technical Field

The utility model relates to a foaming mold technical field, in particular to polyurethane foaming mold utensil of easy drawing of patterns.

Background

The foaming mold is plastic foaming mold, and is prepared through filling foaming resin into mold, heating to melt to form saturated gas-liquid solution, nucleating to form great amount of micro bubble nucleuses and growing the bubble nucleuses.

Patent No. CN201120512311.8 discloses an easy-to-demould polyurethane foaming mould, which has the characteristic of easy demould, ensures that the formed synthetic cotton is not damaged during demould, and simultaneously has the advantages of reducing the appearance deformation of the synthetic cotton and improving the quality of the formed synthetic cotton.

The polyurethane foaming mould easy to demould has the following defects: 1. the structure is simple, the formed combined sponge can not be effectively separated from the die cavity, 2, the anti-overflow function is not realized, and materials are easy to overflow when poured into the die cavity for foaming.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a polyurethane foaming mould of easy drawing of patterns, can effectively solve the problem in the background art.

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

the utility model provides a polyurethane foaming mould of easy drawing of patterns, includes bed die, goes up mould and lower die cavity, the anti-overflow groove has been seted up in bed die top and the bed die cavity outside down, the air inlet duct has been seted up to bed die one end, air inlet duct one end has stainless steel protection network and stainless steel protection network top veneer to have through the bolt fastening has waterproof ventilated membrane, bed die one end is connected with the mould through the pivot and goes up mould one side and has seted up the bed die cavity, it has anti-overflow piece to go up the welding of the bed die cavity outside, it has the nonstick layer to go up the equal spraying of bed die cavity and bed die cavity inboard.

Further, the air inlet groove is communicated with the lower die groove.

Furthermore, the welding of lower mould top both ends has the counterpoint groove and goes up mould one side both ends and weld the counterpoint post that corresponds with the counterpoint groove.

Further, go up mould one end welding and have fixed fixture block, bed die one end is connected with fixing bolt and fixing bolt outside cover through the pivot is equipped with fixation nut.

Further, the non-stick layer is made of Teflon material.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through setting up non-staining layer, air inlet duct and waterproof ventilated membrane, the non-staining layer that special fluorine dragon material made can prevent effectively that the material adhesion from making things convenient for the product drawing of patterns at die cavity and last die cavity inner wall down, and personnel can blow through the air inlet duct to die cavity down, can make the shaping product break away from die cavity down, and waterproof ventilated membrane can prevent that liquid material from flowing, and the stainless steel protection network can improve the intensity of waterproof ventilated membrane, avoids its damage.

2. Through setting up anti-overflow groove and anti-overflow piece, at last mould and bed die closure back, anti-overflow piece gets into in the anti-overflow groove, prevents that the material from pouring into and overflowing when foaming in the die cavity.

Drawings

Fig. 1 is a schematic view of the overall structure of the polyurethane foaming mold of the present invention.

Fig. 2 is the internal structure schematic diagram of the lower mold of the polyurethane foaming mold of the utility model.

Fig. 3 is a sectional view of the inner material of the lower cavity and the upper cavity of the polyurethane foaming mold of the utility model.

In the figure: 1. a lower die; 2. an upper die; 3. a lower die cavity; 4. feeding a die cavity; 5. an anti-overflow groove; 6. an anti-overflow block; 7. aligning columns; 8. a positioning groove; 9. fixing the bolt; 10. fixing a nut; 11. fixing the fixture block; 12. a non-stick layer; 13. an air inlet groove; 14. a waterproof breathable film; 15. stainless steel protection net.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a polyurethane foaming mould of easy drawing of patterns, includes bed die 1, last mould 2 and bed die 3, bed die 3 and the 3 outsides of bed die have been seted up at 1 top of bed die and the anti-overflow groove 5 has been seted up, air inlet duct 13 has been seted up to 1 one end of bed die, air inlet duct 13 one end has stainless steel protection network 15 and the 15 top veneer of stainless steel protection network to have waterproof ventilated membrane 14 through the bolt fastening, 1 one end of bed die is connected with through the pivot and goes up mould 2 and go up mould 2 one side and has seted up bed die 4, the welding of going up the 4 outsides of bed die has anti-overflow piece 6, it is stained with layer 12 to go up the inboard equal spraying of bed die 4 and bed die 3.

Wherein, the air inlet groove 13 is communicated with the lower mold groove 3.

In this embodiment, as shown in fig. 2, the air inlet channel 13 is communicated with the lower mold cavity 3, so that air can be blown into the upper mold cavity conveniently.

Wherein, the welding of 1 top both ends of bed die has counterpoint groove 8 and goes up the welding of 2 one side both ends of mould has counterpoint post 7 corresponding with counterpoint groove 8.

In this embodiment, as shown in fig. 1, the aligning groove 8 and the aligning column 7 prevent the upper mold 2 and the lower mold 1 from being tilted outward when they are closed.

Wherein, the welding of 2 one end of upper mould has fixed

fixture block

11, 1 one end of bed die is connected with fixing bolt 9 and fixing bolt 9 outside cover through the pivot is equipped with fixation nut 10.

In this embodiment, as shown in fig. 1, after the lower mold 1 and the upper mold 2 are closed, a person rotates the fixing bolt 9 to move into the fixing block 11, and rotates the bolt nut 10 to fix the fixing block 11, so as to fix the closed upper mold 2.

Wherein, the non-stick layer 12 is made of Teflon material.

In this embodiment, as shown in fig. 2, the non-stick layer 12 made of teflon material can effectively prevent the material from adhering to the inner walls of the lower mold cavity 1 and the upper mold cavity 2, so as to facilitate the product demolding.

It should be noted that the utility model relates to a polyurethane foaming mold easy to demould, when working, the personnel guides the foaming material into the lower mold cavity 3, the upper mold 2 is closed in the lower mold 1, the alignment groove 8 and the alignment post 7 make, when the upper mold 2 and the lower mold 1 are closed, the foaming material can not incline outwards, after the upper mold 1 and the lower mold 2 are closed, the anti-overflow block 6 enters the anti-overflow groove 5 to prevent the material from overflowing when being poured into the lower mold cavity 3 for foaming, after the lower mold 1 and the upper mold 2 are closed, the personnel rotate the fixing bolt 9 to move into the fixing block 11, the rotating bolt nut 10 fixes the fixing block 11, thereby fixing the closed upper mold 2, after the material is formed, the personnel open the upper mold 1, the non-stick layer 12 made of Teflon material can effectively prevent the material from sticking on the inner walls of the lower mold cavity 3 and the upper mold cavity 4, the product demoulding is convenient, the personnel can blow into the lower mold cavity 3 through the air inlet groove 13, can make the shaping product break away from lower die cavity 3, waterproof ventilated membrane 14 can prevent that liquid material from flowing out, and stainless steel protection network 15 can improve waterproof ventilated membrane 14's intensity, avoids its damage.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a polyurethane foaming mould of easy drawing of patterns, includes bed die (1), goes up mould (2) and lower die groove (3), its characterized in that: anti-overflow groove (5) have been seted up in lower die cavity (3) and lower die cavity (3) outside at lower die cavity (1) top, air inlet duct (13) have been seted up to lower die cavity (1) one end, air inlet duct (13) one end has stainless steel protection network (15) and stainless steel protection network (15) top veneer to have waterproof ventilated membrane (14) through the bolt fastening, lower die cavity (1) one end is connected with mould (2) and has seted up die cavity (4) on one side of last mould (2) through the pivot, it has anti-overflow piece (6) to go up die cavity (4) outside welding, it has non-staining layer (12) to go up die cavity (4) and lower die cavity (3) inboard spraying.

2. The easy-to-release polyurethane foaming mold according to claim 1, wherein: the air inlet groove (13) is communicated with the lower die cavity (3).

3. The easy-to-release polyurethane foaming mold according to claim 1, wherein: the welding of lower mould (1) top both ends has counterpoint groove (8) and goes up mould (2) one side both ends and has counterpoint post (7) that correspond with counterpoint groove (8).

4. The easy-to-release polyurethane foaming mold according to claim 1, wherein: go up mould (2) one end welding and have fixed fixture block (11), bed die (1) one end is connected with fixing bolt (9) and fixing bolt (9) outside cover through the pivot and is equipped with fixation nut (10).

5. The easy-to-release polyurethane foaming mold according to claim 1, wherein: the non-stick layer (12) is made of Teflon material.