CN112171997B

CN112171997B - Forming die is used in production of building insulation board

Info

Publication number: CN112171997B
Application number: CN202011036236.2A
Authority: CN
Inventors: 赵烨
Original assignee: Henan Chaocheng Building Materials Technology Co ltd
Current assignee: Henan Chaocheng Building Materials Technology Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2022-07-12
Anticipated expiration: 2040-09-27
Also published as: CN112171997A

Abstract

The invention discloses a forming die for producing a building insulation board, which comprises a box body, a cylinder and a die box, wherein a supporting plate is arranged in the box body, the die box is arranged on two sides of the upper surface of the supporting plate, a driving motor is arranged in the box body and is electrically connected with a controller, a lead screw is connected to one side of the driving motor in a transmission manner, a template lifting plate is arranged in the die box, cooling liquid is arranged below the template lifting plate, a limiting mechanism and a film lifting mechanism are arranged in the die box, the production efficiency of the insulation board is increased through the two arranged die boxes, the reciprocating movement of a heating block is realized through the arranged driving motor and the lead screw, and the heating efficiency of the insulation board is improved; the cooling liquid can absorb and exchange heat, so that the energy consumption is reduced, and the production efficiency and quality of the insulation board are improved; meanwhile, the cooling liquid can be matched with the limiting mechanism and the demoulding mechanism to promote demoulding of the heat-insulating plate.

Description

Forming die is used in production of building insulation board

Technical Field

The invention relates to the technical field of insulation boards, in particular to a forming die for producing a building insulation board.

Background

The heat-insulating board is a hard foamed plastic board made up by using polystyrene resin as raw material, adding other raw auxiliary materials and polymer, heating and mixing them, at the same time injecting catalyst, under the heating and pressurization of hot press and extruding-moulding. The heat-insulating board needs to use a mould in the production process, and the mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts.

In the building insulation board production process, need pour insulation board material into forming die in, through the extrusion, realize the design to the heated board, present most forming die on the market only possesses usually and stereotypes a set of heated board, when stereotypeing next time, only can wait to stereotype last time and just can carry out the design next time after accomplishing, this kind of mode is comparatively time consuming, the production efficiency who leads to the heated board is low, on the other hand, after the heated board hot pressing, need be to the heated board cooling, present general solution is through self heat dissipation, this kind of mode is comparatively time consuming, the heat that scatters and disappears simultaneously causes energy loss, it is higher to lead to the device energy consumption.

Disclosure of Invention

The invention aims to provide a forming die for producing a building insulation board, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a forming die for producing a building insulation board comprises a box body, a cylinder and a die box, wherein the front surface of the box body is hinged with a protective door through a hinge, a supporting plate is fixedly connected inside the box body, the two sides of the upper surface of the supporting plate are respectively provided with the die box, the die box comprises a die box I and a die box II, the top end outside the box body is provided with a driving motor protective shell, a driving motor is arranged inside the driving motor protective shell and is electrically connected with a controller, one side of the driving motor is in transmission connection with a lead screw, the other end of the lead screw is fixedly connected with a limiting block, the limiting block is positioned inside an open groove on the surface of a fixed block, the upper end and the lower end of the lead screw are respectively provided with a limiting rod, the surface of the lead screw is in threaded connection with a moving block, an opening plate is respectively arranged inside the die box, a positive electrode is embedded below the opening plate, a negative electrode corresponding to the positive electrode is arranged right below the positive electrode, and the negative electrode is elastically connected with a compression spring I in a groove at the bottom of the mold box; an elastic sealing block I for sealing the stripping plate and the inner wall of the die box is embedded in the periphery of the stripping plate, limiting holes are formed in two sides of the elastic sealing block I, a limiting mechanism is arranged on the side wall of the die box corresponding to the limiting holes, the limiting mechanism comprises an electromagnet, the electromagnet is elastically connected with the armature through a compression spring II, the electromagnet works and attracts the armature to enter a groove in the side wall of the die box, and meanwhile, the compression spring II is compressed; when the electromagnet stops working, the second compression spring restores elastic deformation and pushes the armature iron to be clamped into the limiting hole; a plurality of demoulding mechanisms are embedded in the lifting plate, each demoulding mechanism comprises an elastic sealing block II, an ejector rod is arranged above the elastic sealing block II, a compression spring III is sleeved on the ejector rod, the elastic sealing block II slides upwards in a sliding groove in the lifting plate, the elastic sealing block II compresses the compression spring III and drives the ejector rod to extend out of the upper surface of the lifting plate, cooling liquid is arranged in a mould box below the lifting plate, and a pipeline for flowing the cooling liquid is communicated between the two mould boxes;

the lifting plate in the first die box moves downwards and extrudes cooling liquid to enter the second die box through a pipeline, the lifting plate in the first die box continues to move downwards to enable a positive electrode to be in contact with and conducted with a negative electrode, an electromagnet in a limiting mechanism in the second die box stops working, the second compression spring pushes the armature iron to be clamped into a corresponding limiting hole to limit the movement of the lifting plate, the lifting plate in the first die box continues to move downwards and compresses the first compression spring to enable the negative electrode to enter a groove at the bottom of the first die box, the cooling liquid extruded into the second die box further extrudes an elastic sealing block II to slide upwards in a sliding groove in the lifting plate, and the second sealing block compresses a third spring and drives an ejector rod to extend out of the upper surface of the lifting plate so that a heat insulation plate above the lifting plate in the second die box completes demoulding; in a similar way, the lifting plate in the second die box moves downwards and extrudes cooling liquid through a pipeline to enter the first die box, so that the heat insulation plate above the lifting plate in the first die box finishes demoulding.

Preferably, a moving groove is formed in the upper end of the box body, a connecting rod is arranged in the moving groove, a moving block is fixedly connected to the top end of the connecting rod, an air cylinder is arranged at the bottom end of the connecting rod, and the air cylinder is electrically connected with the controller.

Preferably, the lower end of the cylinder is provided with a fixing rod, the bottom end of the fixing rod is fixedly connected with a squeezing plate, and the lower surface of the squeezing plate is provided with a heating plate.

Preferably, the mould case both sides all are provided with the gusset plate, gusset plate sliding connection is on the backup pad top, the gusset plate both sides all run through and are provided with the bolt, two equal threaded connection in bolt both ends has the reinforcement screw.

Preferably, the number of the demoulding mechanisms on the lifting plate is not less than five, and the demoulding mechanisms are arranged at four corners and the middle position of the lifting plate.

Preferably, the ejector rod is connected with the sliding groove in a sliding mode, the third spring is in a natural telescopic state, and the height of the top of the ejector rod is equal to the height of the upper surface of the stripping plate.

Preferably, the front surface of the die box is fixedly connected with a conveying pipe, and the other end of the conveying pipe is fixedly connected with a funnel.

Preferably, the upper end of the mold box is slidably connected with a pull door, one end of the pull door is fixedly connected with a handle, an air blower is arranged on the lower surface of the pull door, an air blowing net is fixedly connected with the lower end of the air blower, and heat dissipation holes are formed in two sides of the mold box.

Compared with the prior art, the invention has the beneficial effects that:

1. through two mould casees that set up, can carry out the design of two sets of heated boards, increase the production efficiency of heated board, through the driving motor who sets up, can rotate through driving motor, realize making the lead screw rotate, through the lead screw that sets up, can rotate through the lead screw, realize making the movable block on the lead screw and remove, through the movable block that sets up, can pass through the removal of movable block, realize making the cylinder remove, through the removal of cylinder position, can carry out reciprocating hot pressing in turn to the heated board in two sets of mould casees, improve the production efficiency of device.

2. The cooling liquid is arranged below the stripping plate in the die box, the die box I and the die box II are communicated with each other through pipelines, in the hot pressing process of the heat insulation plate, the heat insulation plate raw materials in the die box I and the die box II are alternately subjected to hot pressing through the reciprocating motion of a heating plate, the cooling liquid flows between the die box I and the die box II in a reciprocating and circulating manner through the pipelines, and on one hand, the cooling liquid flowing in the reciprocating and circulating manner absorbs and cools heat generated after the hot pressing of the heat insulation plate in the die box I or the die box II, so that the temperature of the heat insulation plate in the die box I or the die box II is reduced, and the generation rate of finished products is accelerated; on the other hand, after the cooling liquid absorbs heat, the raw materials of the insulation boards newly added into the first mold box and the second mold box can be preheated, foaming is promoted, and the forming speed and quality of the insulation boards are improved.

3. Through setting up stop gear, demoulding mechanism and combining the coolant liquid, can exert the heat exchange on the basis at the coolant liquid, impel the heated board from the smooth drawing of patterns of stripping plate. When the heat insulation plate is demoulded from the stripping plate, the stripping plate in the first die box moves downwards and extrudes cooling liquid to enter the second die box through a pipeline, the stripping plate in the first die box moves downwards continuously to enable a positive electrode to be contacted with a negative electrode and conducted, an electromagnet in a limiting mechanism in the second die box stops working, the second compression spring pushes the armature iron to be clamped into a corresponding limiting hole to limit the motion of the stripping plate, the stripping plate in the first die box moves downwards continuously and compresses the first compression spring to enable the negative electrode to enter a groove at the bottom of the first die box, the cooling liquid extruded into the second die box extrudes the elastic sealing block II to slide upwards in a sliding groove in the stripping plate, and the second sealing block compresses a third spring and drives an ejector rod to extend out of the upper surface of the stripping plate so that the heat insulation plate above the stripping plate in the second die box completes demoulding; in a similar way, the lifting plate in the second die box moves downwards and extrudes cooling liquid through a pipeline to enter the first die box, so that the heat insulation plate above the lifting plate in the first die box finishes demoulding.

4. Through the pull door that sets up, can be through the position that removes the pull door, realize the opening on control mould case top and close, through the air-blower that sets up, can pass through the air-blower operation, realize on the blast air net that transmits the air pressure in the air-blower to the air-blower lower extreme, through the blast air net that sets up, can blow the air pressure in the air-blower on the heated board through the realization of blast air net, realize the cooling to the heated board, through the louvre that sets up, the mould incasement circulation of air of being convenient for.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the invention at D;

FIG. 4 is a schematic view of the construction of the mold box of the present invention;

FIG. 5 is a cross-sectional view of a mold box of the present invention;

FIG. 6 is a schematic view of a connection structure of a first mold box and a second mold box according to the present invention;

FIG. 7 is an enlarged view of a portion of the invention at A;

FIG. 8 is a partial enlarged view of the present invention at B;

fig. 9 is a partial enlarged view of the present invention at C.

In the figure: 1. a box body; 2. a mold box; 3. a support plate; 4. a reinforcing plate; 5. a bolt; 6. reinforcing screws; 7. a first mould box; 8. a second die box; 9. a pipeline; 10. a drive motor; 11. a drive motor protective housing; 12. a screw rod; 13. a limiting rod; 14. a moving block; 15. a fixed block; 16. opening the groove; 17. a limiting block; 18. a connecting rod; 19. a moving groove; 20. a cylinder; 21. fixing the rod; 22. a pressing plate; 23. heating plates; 24. a delivery pipe; 25. a funnel; 26. a protective door; 27. lifting a template; 28. a sliding door; 29. a blower; 30. a blowing net; 31. heat dissipation holes; 32. a positive electrode; 33. a negative electrode; 34. a first compression spring; 35. a first elastic sealing block; 36. a limiting hole; 37. an electromagnet; 38. a second compression spring; 39. an armature; 40. a second elastic sealing block; 41. a top rod; 42. a third compression spring; 43. a chute.

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.

Example 1

Referring to fig. 1 to 9, in the embodiment of the invention, a forming mold for producing a building insulation board comprises a case body 1, a cylinder 20 and a mold box 2, wherein a protective door 26 is hinged on the front surface of the case body 1 through a hinge, a support plate 3 is fixedly connected inside the case body 1, the mold box 2 is arranged on both sides of the upper surface of the support plate 3, the mold box 2 comprises a mold box I7 and a mold box II 8, a driving motor protective shell 11 is arranged on the top end of the outside of the case body 1, a driving motor 10 is arranged inside the driving motor protective shell 11, the driving motor 10 is electrically connected with a controller, the driving motor can be operated to rotate a lead screw, a lead screw 12 is connected to one side of the driving motor 10 in a transmission manner and can be rotated by the lead screw to move a moving block on the lead screw, a limit block 17 is fixedly connected to the other end of the lead screw 12 to prevent the lead screw from falling off from a fixed block, the limit block 17 is positioned inside an open groove 16 on the surface of the fixed block 15, the upper end and the lower end of the screw rod 12 are provided with the limiting rods 13, the moving block can be prevented from rotating, the surface of the screw rod 12 is in threaded connection with the moving block 14, the cylinder 20 can be moved through the movement of the moving block 14, and the heat insulation board materials in the two sets of die boxes 2 can be extruded through the movement of the cylinder 20.

Cooling liquid is arranged in the die box 2 below the stripping plate 27, and on one hand, the cooling liquid absorbs and cools heat generated after the heat insulation plates in the first die box 7 or the second die box 8 are hot-pressed, so that the heat insulation plates in the first die box 7 or the second die box 8 are promoted to be cooled, and the finished product generation rate is accelerated; on the other hand, after the cooling liquid absorbs heat, the raw materials of the insulation boards newly added into the first mold box 7 and the second mold box 8 can be preheated, foaming is promoted, and the forming speed and quality of the insulation boards are improved.

The elastic sealing block 35 for sealing the die plate 27 and the inner wall of the die box 2 is embedded in the periphery of the die plate 27, and when the die plate 27 moves up and down, the cooling liquid below the die plate 27 cannot leak to the upper side of the die plate 27 under the sealing effect of the elastic sealing block 35, so that the cooling liquid is guaranteed to absorb heat normally and release heat. A pipeline 9 for flowing cooling liquid is communicated between the first mold box 7 and the second mold box 8 to ensure that the cooling liquid flows back and forth between the first mold box 7 and the second mold box 8 in a circulating manner.

When the insulation board is produced, in the process that the heating plate 23 moves downwards to extrude and heat the insulation board in the first die box 7, the cooling liquid in the first die box 7 absorbs the heat of the heating plate 23 and the raw materials of the insulation board and is extruded into the second die box 8 through the pipeline 9 to preheat the raw materials in the second die box 8, so that the foaming of the raw materials in the second die box 8 is promoted; after the heat insulation board in the first die box 7 is heated, the heating plate 23 moves above the second die box 8 and moves downwards to heat the heat insulation board therein, the cooling liquid of the second die box 8 is extruded into the first die box 7, the heat of the stripping plate 27 and the heat insulation board in the first die box 7 is absorbed and stored, and the cooling rate and the generating speed of the finished heat insulation board in the first die box 7 are improved; taking out the finished product of the insulation board from the first die box 7, pouring new raw materials, and heating the raw materials by using cooling liquid absorbing heat to promote the foaming of the newly poured raw materials in the first die box 7; after the heating plate 23 finishes hot pressing the heat insulation plate in the second die 8, the heat insulation plate moves to the position above the first die box 7 and moves downwards to hot press the heat insulation plate in the first die box 7, at the moment, cooling liquid in the first die box 7 is extruded into the second die box 8, heat of the stripping plate 27 and the heat insulation plate in the second die box 8 is absorbed and stored, and the cooling rate and the generation speed of a finished product of the heat insulation plate in the second die box 8 are improved; taking out the finished product of the insulation board from the second die box 8, pouring new raw materials, and heating the newly poured raw materials by cooling liquid absorbing heat to promote foaming of the raw materials in the second die box 8; then after the heat insulation plate in the first die box 7 is subjected to hot pressing, the heating plate 23 moves to the position above the second die box 8 and moves downwards to carry out hot pressing on the heat insulation plate in the first die box 8, the processes are repeated, the cooling liquid is circulated back and forth between the first die box 7 and the second die box 8 through the pipeline 9, on one hand, the cooling liquid circulating back and forth absorbs and cools heat generated after the heat insulation plate in the first die box 7 or the second die box 8 is subjected to hot pressing, the temperature of the heat insulation plate in the first die box 7 or the second die box 8 is promoted to be reduced, and the finished product generation rate is accelerated; on the other hand, after the cooling liquid absorbs heat in the first mold box 7 or the second mold box 8, the raw materials of the insulation board newly added in the first mold box 7 or the second mold box 8 can be preheated, foaming is promoted, and the forming speed and quality of the insulation board are improved.

The upper end of the box body 1 is provided with a moving groove 19, a connecting rod 18 is arranged in the moving groove 19, a moving block 14 is fixedly connected to the top end of the connecting rod 18, a cylinder 20 is arranged at the bottom end of the connecting rod 18, the cylinder 20 is electrically connected with a controller, and the fixing rod can move up and down through the operation of the cylinder.

Through the arranged air cylinder 20, the effect of enabling the fixing rod 21 to move up and down can be achieved through operation of the air cylinder 20, the positions of the extrusion plate 22 and the air cylinder 20 can be fixed through the arranged fixing rod 21, extrusion of the heat insulation plate material can be achieved through movement of the position of the extrusion plate 22 through the arranged extrusion plate 22, the heat insulation plate material can be heated through the arranged heating plate 23, heat required in the production process of the heat insulation plate is provided, and the effect of supporting the die box 2 can be achieved through the arranged supporting plate 3;

the cylinder 20 lower extreme is provided with dead lever 21, and dead lever 21 bottom fixedly connected with stripper plate 22, stripper plate 22 lower surface are provided with hot plate 23, can heat the heated board material, provide the heat that needs in the heated board production process.

2 both sides of mould case all are provided with

gusset plate

4, and 4 sliding connection of gusset plate are on 3 tops of backup pad, and 4 both sides of gusset plate all run through and are provided with bolt 5, and the equal threaded connection in two 5 both ends of bolt has reinforcing screw 6, can move through twisting and add the screw with higher speed, realize fixing the position of mould board.

The conveyer pipe 24 is fixedly connected with the front of mould case 2, and conveyer pipe 24 other end fixedly connected with funnel 25 can the person of facilitating the use add the heated board raw materials to mould case 2.

2 upper ends sliding connection of mould case has pull

door

28, and 28 one end fixedly connected with handles of pull door, the 28 lower surfaces of pull door are provided with air-blower 29, and air-blower 29 lower extreme fixedly connected with air-blowing net 30 can realize blowing the wind pressure in the air-blower on the heated board through the air-blowing net, realizes the cooling to the heated board, and louvre 31 has all been seted up to 2 both sides of mould case, the mould incasement circulation of air of being convenient for.

The working principle of the invention is as follows:

when the hot pressing die is used, the protective door 26 is opened, the reinforcing screws 6 on the bolts 5 are screwed down firstly, the reinforcing plate 4 is fixed at the position of the die box 2, the die box 2 is prevented from moving in the extruding process, after the position of the die box 2 is fixed, insulation board raw materials are poured into the die box I7 firstly, the controller controls the air cylinder 20 to work, the heating plate 23 can move downwards and hot press the insulation board raw materials in the die box I7, in the extruding process, cooling liquid in the die box I7 absorbs heat of the heating plate 23 and the insulation board raw materials and extrudes the heat into the die box II 8 through the pipeline 9, the die box II 8 is preheated, then the insulation board raw materials are poured into the die box II 8, and the insulation board raw materials are foamed under the preheating condition; after the hot pressing plate 23 finishes the hot pressing of the first die box 7, the controller controls the driving motor 10 to work, the lead screw 12 is made to rotate, the moving block 14 can move on the surface of the lead screw 12 through the rotation of the lead screw 12, the position of the air cylinder 20 can move through the movement of the moving block 14, when the moving block 14 moves to the other end of the moving groove 19, the air cylinder 20 is remotely controlled to work through the controller again, the heat insulation plate raw materials in the second die box 8 are subjected to hot pressing, at the moment, cooling liquid is extruded into the first die box 7 to cool the heat insulation plate raw materials in the first die box, and then the heat insulation plate raw materials added next time are preheated; after the hot pressing plate 23 finishes the hot pressing of the second die box 8, the controller controls the driving motor 10 to work, the lead screw 12 is made to rotate, the moving block 14 can move on the surface of the lead screw 12 through the rotation of the lead screw 12, the position of the air cylinder 20 can move through the movement of the moving block 14, when the moving block 14 moves to the other end of the moving groove 19, the air cylinder 20 is remotely controlled to work through the controller again, the heat insulation plate raw material in the first die box 7 is subjected to hot pressing, at the moment, the cooling liquid is extruded into the second die box 8 to cool the heat insulation plate raw material in the second die box, and then the heat insulation plate raw material added next time is preheated; the steps are repeated, so that the first die box 7 and the second die box 8 can be used for producing high-efficiency and high-quality insulation boards.

Before taking out the heated board product, accessible removes sliding door 28, closes mould case 2 upper end, opens air-blower 29, through air-blower 29 operation, can blow the wind pressure that produces in the air-blower 29 on the heated board through air-blowing net 30, realizes the cooling to the heated board, and louvre 31 of 2 both sides of mould case can make the interior air flow of mould case 2, can increase the radiating effect.

Example 2

In the process of implementing the invention, the applicant finds that after the device is used for a long time, the insulation board is sometimes bonded with the lifting template 27 after the heating plate 23 is used for hot pressing the insulation board raw materials in the first die box 7 and the second die box 8, and the insulation board product is not easy to fall off from the lifting template 27, so that the insulation board product is inconvenient to take out, and therefore the applicant further improves the invention.

Referring to fig. 6 to 9, the mold box 2 is internally provided with mold lifting plates 27, positive electrodes 32 are embedded below the mold lifting plates 27, negative electrodes 33 corresponding to the positive electrodes 32 are arranged below the positive electrodes 32, and the negative electrodes 33 are elastically connected with first compression springs 34 in grooves at the bottom of the mold box 2; when the lifting plate 27 drives the positive electrode 32 to move downwards to make the positive electrode 32 contact with the negative electrode 33 and conduct, the controller receives an electric signal and starts the limiting mechanism to act.

And limiting holes 36 are formed in two sides of the first elastic sealing block 35, the limiting holes 36 are used for being matched with a limiting mechanism, after the limiting mechanism acts, an armature 39 of a limiting switch is clamped into the limiting holes 36, the fixing of the lifting plate 27 is completed, and preparation is made for the demoulding mechanism to demould the insulation board from the lifting plate 27. And the side wall of the die box 2 corresponding to the limiting hole 36 is provided with a limiting mechanism for combining the combined action of the limiting hole 36 to promote the demoulding of the heat-insulating plate from the mould-taking plate 27.

The limiting mechanism comprises an electromagnet 37, the electromagnet 37 is elastically connected with an armature 39 through a second compression spring 38, the electromagnet 37 works and attracts the armature 39 to enter a groove in the side wall of the die box 2, and meanwhile, the second compression spring 38 is compressed, so that the heating plate 23 and the stripping plate 27 can be ensured to smoothly move up and down; and the electromagnet 37 stops working, the second compression spring 38 recovers elastic deformation and pushes the armature 39 to be clamped into the limiting hole 36, and the lifting template 27 is fixed and prepared for demoulding the insulation board from the lifting template 27.

The internal a plurality of demoulding mechanism that have of die plate 27, demoulding mechanism's on the die plate 27 quantity is no less than five, and demoulding mechanism's quantity is more, more does benefit to the heated board and demolds smoothly from die plate 27. Four angles and the intermediate position of the form lifting plate 27 are all provided with demoulding mechanisms, so that the heat insulation plate is separated from four angles and the central position of the form lifting plate 27, and demoulding of the whole heat insulation plate from the form lifting plate 27 is promoted.

The demoulding mechanism comprises a second elastic sealing block 40, an ejector rod 41 is arranged above the second elastic sealing block 40, the ejector rod 41 is in sliding connection with the sliding groove 43, the gap between the ejector rod 41 and the sliding groove 43 is as small as possible, the ejector rod 41 is made of elastic materials, on one hand, the ejector rod 41 is guaranteed to smoothly slide out of and into the sliding groove 43, meanwhile, the gap between the ejector rod 41 and the sliding groove is prevented from being too large, and raw materials of the insulation board easily flow into the gap to influence the hot press forming of the insulation board. The third spring 42 is in a natural telescopic state, the height of the top of the ejector rod 41 is equal to the height of the upper surface of the lifting plate 27, and the flatness of the bottom surface of the heat-insulation plate can be promoted when the heat-insulation plate is hot-pressed. The ejector rod 41 is sleeved with a third compression spring 42, the second elastic sealing block 40 slides upwards in a sliding groove 43 in the form lifting plate 27, and the second elastic sealing block 40 compresses the third compression spring 42 and drives the ejector rod 41 to extend out of the upper surface of the form lifting plate 27, so that the heat insulation plate is demoulded from the form lifting plate 27. After the demolding operation is completed, in the process that the heating plate 23 moves upwards, the third compression spring 42 recovers elastic deformation, and pushes the second elastic sealing block 40 to drive the ejector rod to return to the initial position, so that preparation is made for the next demolding operation.

After the heat-pressing and cooling of the heat-insulating board are completed, when the heat-insulating board needs to be smoothly demolded from the lift plate 27, the lift plate 27 in the first mold box 7 moves downwards and extrudes cooling liquid into the second mold box 2 through the pipeline 9, the lift plate 27 in the first mold box 7 continues to move downwards to enable the positive electrode 32 to be in contact with and conducted with the negative electrode 33, the electromagnet 37 in the limiting mechanism in the second mold box 8 stops working, the compression spring second 38 pushes the armature 39 to be clamped into the corresponding limiting hole 36 to limit the movement of the lift plate 27, the lift plate 27 in the first mold box 7 continues to move downwards and compresses the compression spring first 34 to enable the negative electrode 33 to enter the groove at the bottom of the first mold box 7, the cooling liquid further extruded into the second mold box 8 extrudes the elastic sealing block second 40 to slide upwards in the chute 43 in the lift plate 27, the sealing block second 40 compresses the third spring 42 and drives the ejector rod 41 to stretch out of the upper surface of the lift plate 27, the heat insulation plate above the lifting plate 27 in the second die box 8 is demoulded; similarly, the stripping plate 27 in the second mold box 8 moves downwards and extrudes cooling liquid through the pipeline 9 to enter the first mold box 2, so that the insulation board above the stripping plate 27 in the first mold box 7 is stripped.

In conclusion, on one hand, the cooling liquid absorbs heat generated after the heat insulation plates in the first mold box 7 and the second mold box 8 are cooled through hot pressing, so that the temperature of the heat insulation plates is reduced, and the finished product generation rate is increased; on the other hand, after the cooling liquid absorbs heat, the raw materials of the insulation boards newly added into the first mold box 7 and the second mold box 8 can be preheated, so that foaming is promoted, and the forming speed and quality of the insulation boards are improved; meanwhile, the cooling liquid, the limiting mechanism and the demoulding mechanism can promote the smooth demoulding of the heat insulation plate product from the mould plate 27 under the combined action.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a forming die is used in production of building insulation board, includes box (1), cylinder (20) and mould case (2), its characterized in that: the box body (1) is hinged with a protective door (26) through a hinge in the front, a supporting plate (3) is fixedly connected in the box body (1), mold boxes (2) are arranged on two sides of the upper surface of the supporting plate (3), each mold box (2) comprises a first mold box (7) and a second mold box (8), a driving motor protective shell (11) is arranged at the top end of the outer portion of the box body (1), a driving motor (10) is arranged in each driving motor protective shell (11), each driving motor (10) is electrically connected with a controller, a lead screw (12) is connected to one side of each driving motor (10) in a transmission mode, a limiting block (17) is fixedly connected to the other end of each lead screw (12), each limiting block (17) is located in an open groove (16) in the surface of a fixing block (15), and limiting rods (13) are arranged at the upper end and the lower end of each lead screw (12), the surface of the screw rod (12) is connected with a movable block (14) in a threaded manner,

the die box (2) is internally provided with stripping plates (27), positive electrodes (32) are embedded below the stripping plates (27), negative electrodes (33) corresponding to the positive electrodes (32) are arranged right below the positive electrodes (32), and the negative electrodes (33) are elastically connected with first compression springs (34) in grooves in the bottom of the die box (2); an elastic sealing block I (35) for sealing the stripping plate (27) and the inner wall of the mould box (2) is embedded in the periphery of the stripping plate (27), limiting holes (36) are arranged at two sides of the elastic sealing block I (35), a limiting mechanism is arranged on the side wall of the mould box (2) corresponding to the limiting holes (36),

the limiting mechanism comprises an electromagnet (37), the electromagnet (37) is elastically connected with an armature (39) through a second compression spring (38), the electromagnet (37) works and attracts the armature (39) to enter a groove in the side wall of the die box (2), and meanwhile, the second compression spring (38) is compressed; the electromagnet (37) stops working, and the second compression spring (38) recovers elastic deformation and pushes the armature (39) to be clamped into the limiting hole (36);

the stripping plate (27) is embedded with a plurality of stripping mechanisms, each stripping mechanism comprises an elastic sealing block II (40), an ejector rod (41) is arranged above the elastic sealing block II (40), a compression spring III (42) is sleeved on the ejector rod (41), the elastic sealing block II (40) slides upwards in a chute (43) in the stripping plate (27), the elastic sealing block II (40) compresses the compression spring III (42) and drives the ejector rod (41) to stretch out of the upper surface of the stripping plate (27),

cooling liquid is arranged in the die boxes (2) below the stripping plate (27), and a pipeline (9) for flowing the cooling liquid is communicated between the two die boxes (2);

the lift plate (27) in the first die box (7) moves downwards and extrudes cooling liquid to enter the second die box (8) through the pipeline (9), the lift plate (27) in the first die box (7) continues to move downwards to enable the positive electrode (32) to be in contact with the negative electrode (33) and conducted, the electromagnet (37) in the limiting mechanism in the second die box (8) stops working, the compression spring II (38) pushes the armature (39) to be clamped into the corresponding limiting hole (36) to limit the movement of the lift plate (27), the lift plate (27) in the first die box (7) continues to move downwards and compresses the compression spring I (34) to enable the negative electrode (33) to enter the groove at the bottom of the first die box (7), the cooling liquid extruded into the second die box (8) further extrudes the elastic sealing block II (40) to slide upwards in the sliding groove (43) in the lift plate (27), and the second sealing block (40) compresses the third spring (42) and drives the ejector rod (41) to extend out of the sealing block (27) The upper surface of the mould box II (8) is used for demoulding the heat insulation plate above the lifting plate (27); in a similar way, the stripping plate (27) in the second die box (8) moves downwards and extrudes cooling liquid into the first die box (7) through the pipeline (9), so that the insulation board above the stripping plate (27) in the first die box (7) is stripped.

2. The forming die for producing the building insulation board according to claim 1, characterized in that: the movable type gas stove is characterized in that a movable groove (19) is formed in the upper end of the box body (1), a connecting rod (18) is arranged inside the movable groove (19), a movable block (14) is fixedly connected to the top end of the connecting rod (18), a cylinder (20) is arranged at the bottom end of the connecting rod (18), and the cylinder (20) is electrically connected with a controller.

3. The forming die for producing the building insulation board according to claim 1, characterized in that: the lower end of the air cylinder (20) is provided with a fixing rod (21), the bottom end of the fixing rod (21) is fixedly connected with an extrusion plate (22), and the lower surface of the extrusion plate (22) is provided with a heating plate (23).

4. The forming die for producing the building insulation board according to claim 1, characterized in that: all be provided with gusset plate (4) in mould case (2) both sides, gusset plate (4) sliding connection is on backup pad (3) top, gusset plate (4) both sides all run through and are provided with bolt (5), two equal threaded connection in bolt (5) both ends has reinforcement screw (6).

5. The forming die for producing the building insulation board according to claim 1, characterized in that: the number of the demoulding mechanisms on the lifting plate (27) is not less than five, and the demoulding mechanisms are arranged at four corners and the middle position of the lifting plate (27).

6. The forming die for producing the building insulation board according to claim 1, characterized in that: the ejector rod (41) is connected with the sliding groove (43) in a sliding mode, the third spring (42) is in a natural telescopic state, and the height of the top of the ejector rod (41) is equal to the height of the upper surface of the stripping plate (27).

7. The forming die for producing the building insulation board according to claim 1, characterized in that: the front surface of the die box (2) is fixedly connected with a conveying pipe (24), and the other end of the conveying pipe (24) is fixedly connected with a funnel (25).

8. The forming die for producing the building insulation board according to claim 1, characterized in that: mould case (2) upper end sliding connection has pull door (28), pull door (28) one end fixedly connected with handle, pull door (28) lower surface is provided with air-blower (29), air-blower (29) lower extreme fixedly connected with air-blowing net (30), louvre (31) have all been seted up to mould case (2) both sides.