CN112622006B

CN112622006B - Aerated concrete block cutting machine

Info

Publication number: CN112622006B
Application number: CN202110080098.6A
Authority: CN
Inventors: 杭瑜
Original assignee: Zhejiang Hangshi Building Materials Co ltd
Current assignee: Zhejiang Hangshi Building Materials Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-10-19
Anticipated expiration: 2041-01-21
Also published as: CN112622006A

Abstract

The invention discloses an aerated concrete block cutting machine which comprises a positioning support, wherein a plurality of wire winding wheels are arranged on two sides of the positioning support, a plurality of cutting wires are wound on the wire winding wheels and are transversely and uniformly distributed, a sprayer is arranged at the top of the positioning support and is connected with a hot water conveying pipeline, a plurality of groups of cutting wire driving mechanisms are oppositely arranged on two sides of a rotating frame, two cutting wires which are connected end to end are connected between each group of cutting wire driving mechanisms, a paraffin containing groove is formed in each cutting wire driving mechanism, paraffin is arranged in each paraffin containing groove, an impregnation wheel is rotatably arranged in each paraffin containing groove, the cutting wires pass through the bottom of the impregnation wheel, a heat exchange pipeline is arranged in each paraffin containing groove, and two ends of each heat exchange pipeline are connected with the hot water conveying pipeline. The aerated concrete block cutting machine can enable the cutting wires to be evenly stained with paraffin, and hot water is sprayed onto concrete blocks, so that the blocks can be heated, and the water evaporation is more sufficient when the blocks are vacuumized.

Description

Aerated concrete block cutting machine

Technical Field

The invention belongs to the technical field of aerated concrete block processing equipment, and particularly relates to an aerated concrete block cutting machine.

Background

The aerated concrete block is a novel building material which is light, porous, heat-insulating, good in fireproof performance, nailable, sawable, planeable and has certain shock resistance. As early as the thirty years, china began to produce this product and was widely used in high-rise frame structure buildings. Is an excellent novel building material and has the advantages of environmental protection and the like.

The aerated concrete block is formed by taking siliceous materials (sand, fly ash, siliceous tailings and the like) and calcareous materials (lime, cement) as main raw materials, mixing with a gas former (aluminum powder), and carrying out the processes of proportioning, stirring, pouring, pre-curing, cutting, autoclaving, curing and the like.

The existing block cutting equipment generally comprises a block transverse cutting equipment and a block longitudinal cutting equipment, and blocks are cut according to a specific specification by a gun of the block transverse cutting equipment and the block longitudinal cutting equipment in the process of sliding on a loading trolley along a sliding track. In the prior art, after the building blocks are transversely cut, due to the gravity influence of the building blocks, the upper and lower cutting gaps of the building blocks are adhered when the building blocks are autoclaved in an autoclave. In the prior art, paraffin is generally coated on a cutting wire, so that the cutting wire forms an oily protective film on a cutting surface of a building block after the cutting wire cuts the building block, and adhesion is prevented. Because the melting point of paraffin is about 60 ℃, the mobility of solid-state paraffin is relatively poor, when the cutting wire moved, only the paraffin that the cutting wire pasted could be stained with on the cutting wire, and very fast cutting wire just is difficult to be stained with paraffin again, generally need through the heating of electric heater unit among the prior art, and electric heater unit heating consumes a large amount of energy, and need go the power of adjusting electric heater unit and the temperature that keeps according to the melting point of different paraffin, it is inconvenient to operate.

Disclosure of Invention

The invention provides an aerated concrete block cutting machine aiming at the defects of the prior art, the aerated concrete block cutting machine can keep paraffin in a liquid state through hot water passing through a paraffin containing groove, so that the cutting wire can be uniformly stained with the paraffin, and the hot water is sprayed on a concrete block, so that the block can be heated, and the water evaporation is more sufficient when the block is vacuumized.

In order to solve the technical problem, the invention is solved by the following technical scheme: the aerated concrete block cutting machine comprises a positioning bracket, wherein a plurality of wire winding wheels are arranged on two sides of the positioning bracket, a plurality of cutting wires are wound on the wire winding wheel and are transversely and uniformly distributed, a sprayer is arranged at the top of the positioning support, the sprayer is connected with a hot water conveying pipeline, a plurality of groups of cutting wire driving mechanisms are oppositely arranged on two sides of the rotating frame, two cutting wires which are connected end to end are connected between each group of cutting wire driving mechanisms, a paraffin wax accommodating groove is arranged in the cutting wire driving mechanism, paraffin wax is arranged in the paraffin wax accommodating groove, an impregnation wheel is rotationally arranged in the paraffin containing groove, the cutting wire bypasses from the bottom of the impregnation wheel, and a heat exchange pipeline is arranged in the paraffin containing groove, two ends of the heat exchange pipeline are connected with the hot water conveying pipeline, and the temperature of hot water in the hot water conveying pipeline is higher than the melting point of paraffin in the containing groove. This kind of aerated concrete block cutting machine can make paraffin keep liquid through the paraffin holding tank through hot water for can be even on the cutting wire be stained with paraffin, and hot water sprays the concrete block on, can enough heat the building block, and the moisture evaporation is more abundant when making the building block evacuation.

In the above technical solution, preferably, the cutting wire driving mechanism includes a plurality of the wire winding wheels, the rotating frame is provided with a driving motor, the driving motor is connected with a driving shaft, and the driving shaft is in transmission with at least one of the wire winding wheels in each group of the cutting wire driving mechanism through a helical gear.

In the above technical solution, preferably, a valve body is fixedly arranged on one side of the paraffin holding tank, the valve body has a first valve chamber, and a second valve chamber and a third valve chamber opposite to the first valve chamber, the first valve chamber is connected with a water inlet channel, the third valve chamber is connected with a water outlet channel, a one-way valve and the heat exchange pipeline are connected between the second valve chamber and the third valve chamber, the one-way valve is connected between the second valve chamber and the third valve chamber, a movable rod penetrates between the first valve chamber and the second valve chamber and between the first valve chamber and the third valve chamber, a flow guide hole is arranged on the movable rod, when the movable rod extends out, the flow guide hole is located between the first valve chamber and the third valve chamber, when the movable rod retracts, the flow guide hole is located between the first valve chamber and the second valve chamber, a sealed paraffin holding chamber is fixedly arranged in the paraffin holding tank, and paraffin is filled in the paraffin holding chamber, the movable rod penetrates through the paraffin containing cavity, when the paraffin is melted, the movable rod extends out, and when the paraffin is solidified, the movable rod retracts.

Among the above-mentioned technical scheme, it is preferred, be provided with the paraffin inlet on the paraffin holding tank, be provided with the lid that fastens on the paraffin inlet, paraffin holds the chamber and all is equipped with open-ended casing and sealing washer including both ends, the opening of casing one end is inserted the movable rod, movable rod periphery cover is equipped with the sealing washer, the opening of the other end of casing is aimed at the paraffin inlet, fasten the lid with shells inner wall screw-thread fit, the casing bottom is provided with the paraffin discharge hole, works as the complete screw in of the lid that fastens in the casing, fasten the lid afterbody with the paraffin inlet is airtight, the lid top of screwing with the casing cooperation forms inclosed paraffin and holds the chamber, just the lid top of screwing will the shutoff of paraffin discharge hole.

In the above technical scheme, preferably, the movable rod is arranged obliquely, and in a natural state, the movable rod is in an extended state due to its own gravity.

In the above technical scheme, preferably, one end of the movable rod extending into the housing is provided with a limit step.

Compared with the prior art, the invention has the following beneficial effects: the aerated concrete block cutting machine improves the block transverse cutting equipment, and the positioning block is fixed on the positioning hole at a certain position on the arc-shaped guide slide way by rotating the rotating frame, so that the longitudinal distance between the cutting wires can be quickly adjusted, the specification of the block can be quickly adjusted, and the block transverse cutting equipment does not need to be replaced.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional structural view of a cutting wire driving mechanism in an embodiment of the present invention.

Fig. 3 is a schematic sectional view of the valve body when the movable rod is extended according to the embodiment of the present invention.

Fig. 4 is a schematic sectional view of the valve body when the movable rod is retracted according to the embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1 to 4, the aerated concrete block cutting machine comprises a positioning support 24, a rotating frame 25 is arranged on the positioning support 24, the bottom of the rotating frame 25 is rotatably connected to the positioning support 24, a plurality of wire winding wheels 26 are arranged on two sides of the rotating frame, a plurality of cutting wires 21 are wound on the wire winding wheels 26, the cutting wires 21 are transversely and uniformly distributed, arc-shaped guide slideways 27 are arranged on two sides of the positioning support 24, a guide rod 28 penetrating into the arc-shaped guide slideways 27 is arranged at the top of the rotating frame 25, positioning blocks 29 are arranged on the guide rod 28, a plurality of positioning holes 210 are arranged on two sides of each arc-shaped guide slideway 27, the positioning blocks 29 are fixed with the positioning holes 210 through bolts, and the rotating frame 25 is rotated to change the longitudinal distance between the cutting wires 21. The aerated concrete block cutting machine improves the block transverse cutting equipment, and can quickly adjust the longitudinal distance between the cutting wires 21 by rotating the rotating frame 25 and fixing the positioning block 29 on the positioning hole 210 at a certain position on the arc-shaped guide slide way 27, thereby quickly adjusting the specification of the block without replacing the block transverse cutting equipment.

Because the concrete blocks need to be heated in the still kettle after being cut, in the embodiment, the top of the positioning bracket 24 is provided with a sprayer 22, and the sprayer 22 is connected with a hot water conveying pipeline 23. Hot water is communicated through the hot water pipeline 23 and sprayed from the sprayer, so that not only can sand and ash cut off be removed, but also the concrete building block can be heated, and the water is evaporated more quickly during vacuumizing.

The two sides of the rotating frame 25 are oppositely provided with a plurality of groups of cutting wire driving mechanisms 5, two cutting wires 21 which are connected end to end are connected between each group of cutting wire driving mechanisms 5, each cutting wire driving mechanism 5 comprises a plurality of wire winding wheels 26, a driving motor 51 is arranged on the rotating frame 25, the driving motor 51 is connected with a driving shaft 52, and the driving shaft 52 and one wire winding wheel 26 in each group of cutting wire driving mechanisms 5 are in transmission through a helical gear 53. By adopting the structure, a plurality of groups of cutting wire driving mechanisms 5 can be driven by one driving motor 51, the structure is simple, and the manufacturing cost is saved.

In this embodiment, be provided with paraffin holding tank 6 in the cutting wire actuating mechanism 5, be provided with paraffin in the paraffin holding tank 6, the rotation in paraffin holding tank 6 is provided with flooding wheel 61, and cutting wire 21 is walked around from flooding wheel 61 bottom. Can form the paraffin rete in the cutting clearance of building block after the cutting wire cutting building block through flooding paraffin, prevent the condition of adhesion to appear in the cutting clearance of building block.

Because the melting point of paraffin is about 60 ℃, the mobility of solid-state paraffin is relatively poor, when flooding wheel 61 rotated, only the paraffin that flooding wheel 61 pasted could be stained with on cutting wire 21, very fast cutting wire just was difficult to be stained with paraffin again, in order to guarantee to be stained with paraffin on the cutting wire 21 that can be even, in this embodiment, be provided with heat transfer pipeline 7 in the paraffin holding tank 6, heat transfer pipeline 7 both ends are connected with hot water pipeline 23, the hot water temperature in the hot water pipeline 23 is higher than the paraffin melting point in the holding tank 6. The paraffin can be kept in liquid state by means of heat exchange tubes 7.

Since the melting point of paraffin is about 60 ℃, if hot water in the hot water pipeline 23 passes through the heat exchange pipeline 7 all the time, the temperature of paraffin is too high, the temperature difference with the surrounding environment is increased, and the heat dissipation speed is too high, so that unnecessary heat energy consumption is caused, therefore, the paraffin is kept at the lowest temperature of liquid state, so that the heat energy utilization rate can be effectively improved, in the embodiment, a valve body 8 is fixedly arranged on one side of a paraffin holding tank 6, a first valve chamber 81, a second valve chamber 82 and a third valve chamber 83 which are opposite to the first valve chamber 81 are arranged in the valve body 8, the first valve chamber 81 is connected with a water inlet channel 84, a water outlet channel 85 is connected in the third valve chamber 83, a one-way valve 86 and the heat exchange pipeline 7 are connected between the second valve chamber 82 and the third valve chamber 83, a movable rod 87 penetrates between the first valve chamber 81, the second valve chamber 82 and the third valve chamber 83, and a guide hole 88 is arranged on the movable rod 87, when the movable rod 87 extends out, the flow guide hole 88 is located between the first valve chamber 81 and the third valve chamber 83, when the movable rod 87 retracts, the flow guide hole 88 is located between the first valve chamber 81 and the second valve chamber 82, the paraffin accommodating groove 6 is internally and fixedly provided with the closed paraffin accommodating chamber 9, the paraffin accommodating chamber 9 is filled with paraffin, the movable rod 87 penetrates through the paraffin accommodating chamber 9, when the paraffin is melted, the movable rod 87 extends out, and when the paraffin is solidified, the movable rod 87 retracts. The volume of the paraffin in the solid state and the liquid state changes, the volume of the paraffin in the paraffin containing chamber 9 in the liquid state expands, so that the movable rod 87 extends, the guide hole 88 is positioned between the first valve chamber 81 and the third valve chamber 83, the hot water is directly discharged from the first valve chamber 81 through the guide hole 88 from the water outlet passage 85 of the third valve chamber 83 without passing through the heat exchange pipeline 7, the temperature of the hot water cannot be reduced, when the paraffin in the paraffin containing chamber 9 is solidified, the movable rod 87 retracts, the guide hole 88 is positioned between the first valve chamber 81 and the second valve chamber 82, the hot water enters the second valve chamber 82 from the first valve chamber 81 through the guide hole 88, enters the third valve chamber 83 through the heat exchange pipeline 7 and the one-way valve 86, and is discharged from the water outlet passage 85 of the third valve chamber 83, by adopting the structure, the pipelines can be automatically switched when the paraffin is solidified, so that the paraffin in the paraffin containing chamber 9 and the paraffin containing tank 6 are maintained at the lowest temperature of the liquid state, energy conservation is guaranteed, and the melting points of the paraffin in the paraffin containing cavity 9 and the paraffin in the paraffin containing groove 6 are the same in the embodiment.

In this embodiment, be provided with paraffin inlet 62 on paraffin holding tank 6, be provided with screwing lid 63 on the paraffin inlet 62, paraffin holds chamber 9 and includes that both ends all are equipped with open-ended casing 91 and sealing washer 92, movable rod 87 has been inserted to the opening of casing 91 one end, movable rod 87 periphery cover is equipped with sealing washer 92, paraffin inlet 62 is aimed at to the opening of the other end of casing 91, screwing lid 63 and casing 91 inner wall screw-thread fit, casing 91 bottom is provided with paraffin discharge hole 93, when screwing lid 63 when screwing in casing 91 completely in, screwing lid 63 afterbody and paraffin inlet 62 are airtight, screwing lid 63 top and casing 91 cooperation form inclosed paraffin and hold the chamber, and screwing lid 63 top is with paraffin discharge hole 93 shutoff. When the screwing cover 63 is opened, the paraffin containing cavity 9 is communicated with the paraffin containing groove 6, and in the process of adding liquid paraffin to the paraffin containing groove 6, paraffin in the paraffin containing cavity 9 is replaced, so that the melting points of paraffin in the paraffin containing groove 6 and the paraffin containing cavity 9 are the same; excessive paraffin in the paraffin accommodating chamber 9 is discharged from the paraffin discharge hole 93 in the process of tightening the tightening cap 63, and the housing 91 and the tightening cap 63 form the closed paraffin accommodating chamber 9 after tightening the tightening cap 63.

In this embodiment, the movable rod 87 is obliquely arranged, and in a natural state, the movable rod (87) is in an extended state due to its own gravity, and the structure is adopted to ensure that the movable rod 87 is in the extended state in the process of adding the liquid paraffin.

In this embodiment, in order to prevent the movable rod 87 from being separated from the housing 91, a limit step 89 is provided at one end of the movable rod 87 extending into the housing 91.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims

1. Aerated concrete block cutting machine, including locating support (24), be provided with on locating support (24) and rotate frame (25), it rotates to rotate frame (25) bottom connect in on locating support (24), it is provided with a plurality of forming wheels (26) to rotate frame (25) both sides, the winding wheel (26) are gone up the winding and are equipped with a plurality of cutting wires (21), and is a plurality of cutting wire (21) horizontal evenly distributed, its characterized in that: the top of the positioning support (24) is provided with a sprayer (22), the sprayer (22) is connected with a hot water conveying pipeline (23), a plurality of groups of cutting wire driving mechanisms (5) are oppositely arranged on two sides of the rotating frame (25), two cutting wires (21) which are connected end to end are connected between the cutting wire driving mechanisms (5) of each group, a paraffin accommodating groove (6) is formed in each cutting wire driving mechanism (5), paraffin is arranged in each paraffin accommodating groove (6), an impregnating wheel (61) is rotatably arranged in each paraffin accommodating groove (6), the cutting wires (21) are wound around the bottoms of the impregnating wheels (61), a heat exchange pipeline (7) is arranged in each paraffin accommodating groove (6), two ends of each heat exchange pipeline (7) are connected with the hot water conveying pipeline (23), and the temperature of hot water in the hot water conveying pipeline (23) is higher than the melting point of the paraffin in each accommodating groove (6), a valve body (8) is fixedly arranged on one side of the paraffin accommodating groove (6), a first valve chamber (81) and a second valve chamber (82) and a third valve chamber (83) which are opposite to the first valve chamber (81) are arranged in the valve body (8), a water inlet channel (84) is connected to the first valve chamber (81), a water outlet channel (85) is connected to the third valve chamber (83), a one-way valve (86) from the second valve chamber (82) to the third valve chamber (83) and the heat exchange pipeline (7) are connected between the second valve chamber (82) and the third valve chamber (83), a movable rod (87) penetrates through the first valve chamber (81), the second valve chamber (82) and the third valve chamber (83), a diversion hole (88) is arranged on the movable rod (87), and when the movable rod (87) extends out, the diversion hole (88) is positioned between the first valve chamber (81) and the third valve chamber (83), when the movable rod (87) retracts, the flow guide hole (88) is located between the first valve chamber (81) and the second valve chamber (82), a sealed paraffin containing chamber (9) is fixedly arranged in the paraffin containing groove (6), paraffin is filled in the paraffin containing chamber (9), the movable rod (87) penetrates through the paraffin containing chamber (9), when paraffin is melted, the movable rod (87) extends out, and when paraffin is solidified, the movable rod (87) retracts.

2. The aerated concrete block cutter of claim 1, wherein: the cutting wire driving mechanism (5) comprises a plurality of wire winding wheels (26), a driving motor (51) is arranged on the rotating frame (25), the driving motor (51) is connected with a driving shaft (52), and the driving shaft (52) and at least one wire winding wheel (26) in each group of cutting wire driving mechanisms (5) are in transmission through a helical gear (53).

3. The aerated concrete block cutter of claim 1, wherein: the paraffin containing tank (6) is provided with a paraffin adding port (62), the paraffin adding port (62) is provided with a screwing cover (63), the paraffin containing cavity (9) comprises a shell (91) and a sealing ring (92), both ends of the shell are provided with openings, the movable rod (87) is inserted into the opening at one end of the shell (91), the sealing ring (92) is sleeved on the periphery of the movable rod (87), the opening at the other end of the shell (91) is aligned with the paraffin adding port (62), the screwing cover (63) is in threaded fit with the inner wall of the shell (91), a paraffin discharging hole (93) is formed in the bottom of the shell (91), when the screwing cover (63) is completely screwed into the shell (91), the tail of the screwing cover (63) is sealed with the paraffin adding port (62), and the top of the screwing cover (63) is matched with the shell (91) to form a sealed paraffin containing cavity, and the top of the screwing cover (63) seals the paraffin discharge hole (93).

4. An aerated concrete block cutter according to claim 3, wherein: the movable rod (87) is obliquely arranged, and in a natural state, the movable rod (87) is in an extending state due to the gravity of the movable rod.

5. An aerated concrete block cutter according to claim 3 or 4, wherein: one end of the movable rod (87) extending into the shell (91) is provided with a limiting step (89).