CN110843229A

CN110843229A - Pressing device for fireproof heat-insulation board

Info

Publication number: CN110843229A
Application number: CN201911151061.7A
Authority: CN
Inventors: 余雷
Original assignee: Sixian Golden Anhui Pump Industry Co Ltd
Current assignee: Sixian Golden Anhui Pump Industry Co Ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-02-28

Abstract

The invention provides a pressing device for a fireproof heat-insulation board, which comprises a box body for containing a mixture, a lower pressing plate and a pressing power mechanism, wherein the pressing power mechanism is arranged on the box body; the box body is of a cubic structure, at least two opposite side walls of the box body are provided with buckle structures, and the pressing power mechanism drives the lower pressing plate to press downwards and is limited at a set height by the buckles; four lateral walls of box all are articulated with the diapire, and can dismantle between two adjacent lateral walls and fix, form the cube structure. Compared with the prior art, the pressed cubic structure can be easily taken out through the openable peripheral side walls. Through buckle structure, can be spacing at the settlement height with the holding down plate, and stay the holding down plate in the box, realize balanced long-time pressurize.

Description

Pressing device for fireproof heat-insulation board

Technical Field

The invention relates to the technical field of fireproof insulation board production, in particular to a pressing device for a fireproof insulation board.

Background

The fireproof heat-insulation board has excellent characteristics of light weight, heat insulation, fire resistance and the like, and is widely used in buildings. In the production process of the fireproof heat-insulation board, firstly, EPS particles are foamed, and then the foamed particles, water and cement are mixed according to a set proportion and then are filled into a mold for molding. The pressure test is required to be compact in the forming process, and the demoulding can be carried out after the pressure maintaining is carried out for a certain time. The mould structure among the prior art is complicated, and the pressurize effect is poor.

Disclosure of Invention

The invention aims to solve the technical problems that a mould for producing a fireproof heat-insulation plate is complex in structure and poor in pressure maintaining effect.

The invention solves the technical problems through the following technical scheme:

a production unit of fireproof insulation boards comprises

The foaming device is used for foaming the EPS particle raw material to prepare EPS foaming particles with the particle size meeting the requirement;

a stirring device, mixing and stirring water, cement and EPS foaming particles according to a set proportion to form a mixture;

the pressing device presses the mixture into a cubic structure;

and a plate cutting device for cutting the cubic structure into a plurality of plates with the required sizes.

Preferably, the foaming device comprises a first stock bin, a foaming machine and a storage bin; the first storage bin stores EPS particle raw materials, and a discharge port of the first storage bin is communicated with a feed port of a foaming machine through a pipeline; and a discharge port of the foaming machine is communicated with the storage bin through a pipeline.

Preferably, the foaming device further comprises a second bin; the feed inlet of the second bin is communicated with the storage bin through a pipeline, and the discharge outlet is communicated with the feed inlet of the foaming machine.

Preferably, the stirring device comprises a water bin, a cement bin, an EPS foaming particle bin and a stirring bin; the discharge ports of the water bin, the cement bin and the EPS foaming particle bin are respectively provided with an electronic scale, and water, cement and EPS foaming particles metered by the electronic scales enter the stirring bin to be stirred.

Preferably, the pressing device comprises a box body, a lower pressing plate and a pressing power mechanism; the box body is of a cubic structure, at least two opposite side walls of the box body are provided with buckle structures, and the power pressing mechanism drives the lower pressing plate to press downwards and then is limited at a set height by the buckles.

Preferably, the buckle structure is: a linear hole is vertically formed in the side wall of the box body, a clamping plate is rotatably fixed on the outer side of the side wall, one end of the clamping plate penetrates through the linear hole and extends into the box body, the other end of the clamping plate is fixed with a spring, and the other end of the spring is fixed on the outer side of the side wall and is positioned below the clamping plate; after the lower pressing plate is pressed downwards, the lower pressing plate presses one end of the clamping plate in the box body, the clamping plate rotates downwards, the spring is pulled until the lower pressing plate passes through the clamping plate, and under the reset action of the spring, the clamping plate resets, and the lower pressing plate is limited below the clamping plate.

Preferably, the clamping plate is a right-angle triangular plate, the right angle of the clamping plate is positioned outside the side plate, and one end of the spring is connected with the right angle; the acute angle above the right angle is rotationally fixed with the rotating shaft.

Preferably, the pressing power mechanism comprises an oil cylinder, an upper pressing plate is fixed at the top end of an output shaft of the oil cylinder, and the oil cylinder drives the upper pressing plate to move up and down; the shape of the upper pressure plate is the same as that of the lower pressure plate, and the size of the upper pressure plate is smaller than that of the lower pressure plate, so that the buckle can be popped out in a space mode.

Preferably, the plate cutting device comprises a primary cutting mechanism and a secondary cutting mechanism; the cube structure is firstly cut into two sub-cubes with different sizes by a one-time cutting mechanism; one of the cubes enters a secondary cutting mechanism to be cut into fireproof heat-insulation boards meeting the specification for the second time, the fireproof heat-insulation boards are sent to a packing mechanism to be packed, and the other cube is sent to the next procedure.

Preferably, a transition conveying belt is connected between the primary cutting mechanism and the secondary cutting mechanism, a first material pushing mechanism is arranged on one side of the transition conveying belt, and a chute is arranged on the other side of the transition conveying belt; the cube structure is cut by the primary cutting mechanism and then enters the transition conveying belt, one of the sub-cube structures is pushed into the chute by the first material pushing mechanism, and the other sub-cube structure enters the secondary cutting mechanism by the transition conveying belt.

Preferably, the primary cutting mechanism comprises a first conveying belt and a first band saw; the first band saw comprises an upper saw blade, a middle saw blade and a lower saw blade which are horizontally arranged; when the cubic structure is conveyed by the first conveying belt to pass through the first band saw, the upper surface and the lower surface of the cubic structure are sliced by the upper saw blade and the lower saw blade, and meanwhile, the cubic structure is divided into an upper sub-cubic structure and a lower sub-cubic structure by the middle saw blade.

Preferably, the first pushing mechanism comprises an air cylinder and a proximity switch; when two sub-cubes cut by the primary cutting mechanism enter a set position of the transition conveying belt, the proximity switch sends a signal to the controller, and the controller controls the cylinder to start to push the sub-cube structure above to enter the chute; and the material receiving port of the chute is equal to or slightly lower than the bottom height of the upper sub-cube mechanism.

Preferably, the transition conveyer belt is consistent with the conveying direction of the first conveyer belt.

Preferably, the secondary cutting mechanism comprises a second conveyor belt; a transition table is further arranged at the starting end of the second conveying belt; the transition conveying belt, the transition table and the second conveying belt are arranged in a right angle; the subcube structure is conveyed to a transition table by a transition conveyer belt; a second material pushing mechanism is further arranged on one side, far away from the second conveying belt, of the transition table; and after the sub-cube structure enters the transition table, pushing the self-supporting cube structure onto a second conveying belt through a second pushing mechanism.

Preferably, the secondary cutting mechanism further comprises a band saw group; the band saw group comprises a plurality of band saws; the sub-cubic structure is sequentially sawed by a plurality of belts, and then is sequentially sliced into a plurality of heat insulation boards with the two sides being sliced and the vertical being equally spaced.

The invention has the advantages that:

through the lateral wall all around that can open, can easily take out the cube structure that the suppression is good. Through buckle structure, can be spacing at the settlement height with the holding down plate, and stay the holding down plate in the box, realize balanced long-time pressurize.

The buckle structure adopts the cooperation of spring and pivoted right angle cardboard, realizes that the holding down plate pushes down and extrudes into the cardboard bottom, and the spring drives the cardboard and resets, and simple structure is ingenious, and the processing maintenance of being convenient for, and with low costs.

Drawings

FIG. 1 is a block diagram of a production unit of a fireproof insulation board;

FIG. 2 is a diagram showing the operation states of the foaming device, the stirring device and the pressing device;

FIG. 3 is a schematic perspective view of the case;

FIG. 4 is a schematic top view of the box;

FIG. 5 is an enlarged view of part A of FIG. 3;

FIG. 6 is a schematic top view of the plate cutting device;

FIG. 7 is a schematic view of a first band saw.

Detailed Description

So that the manner in which the above recited features of the present invention can be understood and readily understood, a more particular description of the invention, briefly summarized above, may be had by reference to embodiments, some of which are illustrated in the appended drawings, wherein:

as shown in fig. 1, the pressing device for the fireproof heat-insulation board comprises a foaming device 1, a stirring device 2, a pressing device 3 and a board cutting device 4.

As shown in fig. 2, the foaming device 1 includes a first storage bin 11, a second storage bin 12, a foaming machine 13, and a storage bin 14; the first storage bin 11 stores EPS particle raw materials, a discharge port of the first storage bin is communicated with a feed inlet of the foaming machine 13 through a pipeline, and the EPS particle raw materials are sent to the foaming machine 13 in a pumping mode. The discharge port of the foaming machine 13 is communicated with the storage bin 14 through a pipeline, a fan is arranged at the discharge port, and the EPS foaming particles in the foaming machine 13 are sent into the storage bin 14 through the fan. The feed inlet of the second storage bin 12 is communicated with the storage bin 14 through a pipeline, and the discharge outlet is communicated with the feed inlet of the foaming machine 13. The fan is installed to the feed inlet department of second feed bin 12, and the fan is also installed to discharge gate department, through the fan, sends the EPS foaming granule that once foams in storage silo 14 to second feed bin 12, then sends the EPS foaming granule in second feed bin 12 into foaming machine 13 again with the mode of wind-force for the secondary foaming, and rethread fan after the secondary foaming sends into in the storage silo 14.

The primary foaming parameters and the secondary foaming process are as follows:

primary foaming: firstly, the raw materials in the first storage bin are sent to a foaming machine through a pump, the temperature of steam in the foaming machine is 200-300 ℃, the pressure is 6-8 Mpa, the feeding time is 8s, and the foaming time is 2 minutes. After the foaming is finished, the EPS foaming particles are conveyed into a storage bin in an air conveying mode and are kept still for 5 hours. Then, various parameters of the secondary foaming are determined according to the particle size condition after the primary foaming.

And (3) secondary foaming: firstly, the EPS foaming particles which are subjected to primary foaming in the storage bin are sucked into the second storage bin through compressed air, and then the particles in the second storage bin are conveyed to a foaming machine for secondary foaming through an air conveying mode. And various parameters of the secondary foaming are set according to the particle size of the particles after the primary foaming.

The EPS foaming particles after twice foaming can be mixed with other raw materials. The stirring device 2 comprises a water bin 21, a cement bin 22, an EPS foaming particle bin 23 and a stirring bin 24; the discharge ports of the water bin 21, the cement bin 22 and the EPS foaming particle bin 23 are respectively provided with an electronic scale, and water, cement and EPS foaming particles measured by the electronic scales enter the stirring bin 24 for stirring. Stirring is carried out through double helix in the stirring bin 24, so that the stirring is more sufficient. A buffer bin 25 is arranged at the discharge port of the stirring bin 24, a mixed material discharge port is arranged at the bottom of the buffer bin 25, and a vibrating device 5 is arranged right below the discharge port. When the pressing device 3 is used for loading, the pressing device is just above the vibrating device 5, and the pressing device can simultaneously load and vibrate to realize the purpose of compacting the loaded materials. The vibration device 5 is a vibration pump.

As shown in fig. 3, 4 and 5, the pressing device 3 includes a box 31 and a lower pressing plate 32; the box 31 is a cubic structure, four side walls of the box 31 are respectively hinged to the bottom wall (not shown in the hinged structure diagram), and the four side walls are fixed by a buckle to form the cubic structure (not shown in the buckle structure diagram), and the four side walls can be completely opened and are positioned on the same plane as the bottom wall. At least two opposite side walls of the box 31 are provided with a buckling structure 33, and after the lower pressing plate 32 is pressed down, the buckling structure 33 is limited at a set height. In this embodiment, two opposite side edges are respectively provided with 2 fastening structures 33 at the same height.

The snap structure 33 is: a straight-line-shaped hole 331 is vertically formed in the side wall of the box body 31, mounting lugs 332 are respectively welded to two sides, located in the straight-line-shaped hole 331, of the outer side of the side wall, a rotating shaft 333 is horizontally connected between the two mounting lugs 332, a clamping plate 334 is rotatably fixed on the rotating shaft 333, and one end of the clamping plate 334 penetrates through the straight-line-shaped hole 331 and extends into the box body 31. Cardboard 334 is the right angle set square, and its hypotenuse is upwards, and hypotenuse and a style of calligraphy hole 331 upper end butt to spacing cardboard 334 can not upwards rotate, realizes the purpose of blocking holding down plate 32. The right angle is arranged outside the box body 31, the right-angle side below the bevel edge is in a horizontal state, the acute angle arranged outside the box body 31 is fixed with the rotating shaft in a rotating mode, the right angle is fixed with one end of a spring 335, and the other end of the spring 335 is fixed on the side wall below the linear hole 331. After the lower pressing plate 32 is pressed downwards, the lower pressing plate 32 presses one end of the clamping plate 332 in the box body 31, the clamping plate 332 rotates downwards, the spring 335 is pulled until the lower pressing plate 32 passes through the clamping plate 334, and under the action of the spring return, the clamping plate 334 returns to position the lower pressing plate 32 below the clamping plate 334.

Wheels 34 are arranged at the bottom of the box body 31, a track 4 is arranged on the ground in a workshop, a pressing area 5 is arranged at the end point of the track 4 below the track 4 passing through the stirring bin 24; the upper part of the pressing area 5 is provided with a pressing power mechanism 51, the lower part is provided with a bearing area consisting of a plurality of rotating rollers 52, the box body 31 enters from the starting end of the track and stays and receives materials when the box body is positioned below the stirring bin 24, the vibration pump is arranged between the left track and the right track, and when the box body 31 moves to the position below the stirring bin 24, the vibration pump is just positioned at the bottom of the box body 31. After the box 31 is filled to a set amount, the box 31 is pushed to advance along the rail until reaching the bearing area. The length of the rotating roller is smaller than the distance between the two wheels, and after the box body 31 is pushed to be transplanted onto the rotating roller from the rail, the wheels are in a suspension state, so that the wheels are not crushed in the pressing process. The lower pressing plate 32 is manually placed in the box body 31 and pressed on the mixed material, and then the pressing power mechanism 51 is started to press downwards until the lower pressing plate 32 is pressed below the clamping plate 332 and is limited at a set height by the clamping buckle. And then the box 31 is pushed from the bearing area to the maintenance area.

The pressing power mechanism 51 comprises an oil cylinder 511, an upper pressing plate 512 is fixed at the top end of an output shaft of the oil cylinder 511, and the oil cylinder 511 drives the upper pressing plate 512 to move up and down; the upper platen 512 is shaped like the lower platen 32 and is smaller in size than the lower platen 32 to allow space for the card 332 to pop out.

As shown in fig. 6 and 7, the plate cutting device 4 includes a primary cutting mechanism and a secondary cutting mechanism; the cubic structure is cut into two sub-cubes with different sizes through a one-time cutting mechanism; one of the cubes enters a secondary cutting mechanism to be cut into fireproof heat-insulation boards meeting the specification for the second time, the fireproof heat-insulation boards are sent to a packing mechanism to be packed, and the other cube is sent to the next procedure.

The primary cutting mechanism comprises a first conveying belt 41 and a first belt saw 42; the first band saw 42 comprises an upper saw blade 421, a middle saw blade 422 and a lower saw blade 423 which are horizontally arranged; when the cubic structure is conveyed by the first conveyor 41 past the first band saw 42, the upper and lower surfaces thereof are sliced by the upper saw blade 421 and the lower saw blade 423, and the cubic structure is divided into upper and lower sub-cubic structures by the middle saw blade 422.

A transition conveying belt 43 is connected between the primary cutting mechanism and the secondary cutting mechanism, and the conveying direction of the transition conveying belt 43 is consistent with that of the first conveying belt 41. A first material pushing mechanism 44 is arranged on one side of the transition conveying belt 43, and a chute 45 is arranged on the other side; the cube structure is cut by the primary cutting mechanism and then enters the transition conveying belt 43, one of the cube structures is pushed into the chute 45 by the first pushing mechanism 44, and the other cube structure enters the secondary cutting mechanism by the transition conveying belt 43.

The first pushing mechanism 44 comprises a first cylinder 441 and a first proximity switch; when two subcubes cut by the primary cutting mechanism enter the set position of the transition conveyor belt 43, the first proximity switch sends a signal to the controller, and the controller controls the first air cylinder 441 to be started to push the subcubes above to enter the chute 45; the receiving opening of the chute 45 is equal to or slightly lower than the bottom height of the upper sub-cube mechanism.

The secondary cutting mechanism includes a second conveyor belt 46; a transition table 47 is arranged at the starting end of the second conveying belt 46; the transition conveying belt 43, the transition table 47 and the second conveying belt 46 are arranged at a right angle; the subcube structure is fed into a transition table 47 by a transition conveyor belt 43; a second pushing mechanism 48 is further arranged on one side of the transition table 47 far away from the second conveying belt 46; after the subcube structure enters the transition table 47, the free-standing cube structure is pushed onto the second conveyor belt 46 by the second pushing mechanism 48.

The second pushing mechanism comprises a second cylinder 481 and a second proximity switch; when the subcubes enter the set position of the transition table 47 from the transition conveying section, the second proximity switch sends a signal to the controller, the controller controls the top end of the output shaft of the second cylinder 481 to fix a top plate, and the second cylinder drives the top plate to push the subcubes to move towards the second conveying belt 46.

The secondary cutting mechanism further comprises a band saw group 49; the band saw set 49 includes a plurality of band saws 491; the saw blades of the plurality of band saws 491 are all vertically disposed. Due to the structural limitations of the band saw 491, it is not possible to mount a plurality of saw blades on the same frame, and therefore, a plurality of band saws 491 are provided. The plurality of band saws 491 are provided at different saw blade positions, but the plurality of saw blades are arranged at equal intervals so that the subcube structure passes through the plurality of band saws 491 in sequence and then is cut into a plurality of insulation boards with the same thickness. In order to slice both sides of the subcube structure, two saw blades for slicing are provided in the first band saw 491 of the group 49 of band saws 491.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a suppression device of fire prevention heated board which characterized in that: comprises a box body (31) for containing mixed materials, a lower pressing plate (32) and a pressing power mechanism (51); the box body (31) is of a cubic structure, at least two opposite side walls of the box body (31) are provided with buckle structures (33), and after the pressing power mechanism (51) drives the lower pressing plate (32) to press downwards, the box body is limited at a set height by the buckles; four lateral walls of box (31) all are articulated with the diapire, and can dismantle between two adjacent lateral walls and fix, form the cube structure.

2. The pressing device of the fireproof heat-insulation board according to claim 1, characterized in that: the buckling structure (33) is as follows: the side wall of the box body (31) is vertically provided with a straight-line-shaped hole (331), two sides of the outer side of the side wall, which are positioned in the straight-line-shaped hole (331), are respectively welded with a mounting lug (332), a rotating shaft (333) is horizontally connected between the two mounting lugs (332), a clamping plate (334) is rotatably fixed on the rotating shaft (333), one end of the clamping plate (334) penetrates through the straight-line-shaped hole (331) and extends into the box body (31), a plate body, which is positioned on the outer side of the box body (31) and is positioned below the rotating shaft, of the clamping plate (331) is fixed with a spring (335), and the other end of the spring (335) is fixed at a position, which is positioned below; after the lower pressing plate (32) is pressed downwards, the lower pressing plate (32) presses one end, located in the box body (31), of the clamping plate (334), the clamping plate (334) rotates downwards, the spring (335) is pulled until the lower pressing plate (32) passes through the clamping plate (334), under the reset effect of the spring (335), the clamping plate (334) resets, and the lower pressing plate (32) is limited below the clamping plate (334).

3. The pressing device of the fireproof heat-insulation board according to claim 2, characterized in that: the clamping plate (334) is a right-angle triangle, the bevel edge of the right-angle triangle is upward, and the bevel edge is abutted against the upper end of the straight-line-shaped hole (331); the right angle is arranged outside the box body (31), the right-angle side below the bevel edge is in a horizontal state, the acute angle arranged outside the box body (31) is rotationally fixed with the rotating shaft, the right angle is fixed with one end of a spring (335), and the other end of the spring (335) is fixed on the side wall below the linear hole (331).

4. The pressing device of the fireproof heat-insulation board according to any one of claims 1 to 3, characterized in that: the pressing power mechanism (51) comprises an oil cylinder, an upper pressing plate (512) is fixed at the top end of an output shaft of the oil cylinder, and the oil cylinder drives the upper pressing plate (512) to move up and down; the upper platen (512) is shaped like the lower platen (32) and is smaller in size than the lower platen (32) to allow space for the card (334) to pop out.

5. The pressing device of the fireproof heat-insulation board according to claim 1, characterized in that: the bottom of the box body is provided with universal wheels.

6. The pressing device of the fireproof heat-insulation board according to claim 1, characterized in that: two adjacent side walls are fixed by hasps.