CN112192662B

CN112192662B - Portable foam cutting machine

Info

Publication number: CN112192662B
Application number: CN201911259334.XA
Authority: CN
Inventors: 王宁
Original assignee: Tianjin Rainbow Hills Cast Iron Co ltd
Current assignee: Tianjin Rainbow Hills Cast Iron Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2022-06-24
Anticipated expiration: 2039-12-10
Also published as: CN112192662A

Abstract

The invention relates to the technical field of foam cutting equipment, and particularly discloses a portable foam cutting machine which comprises a workbench, wherein support columns are fixed at four corners of the bottom of the workbench, wheels are installed at the bottom ends of the support columns, and support frames are installed on the outer sides of the wheels; the upper surface of the workbench is provided with a foam fixing mechanism and a movable cutting mechanism, and the movable cutting mechanism is positioned on the outer side of the foam fixing mechanism; the movable cutting mechanism comprises an electrothermal wire. The invention is different from the existing large-scale foam cutting machine and the handheld foam cutting machine, combines the advantages of the two foam cutting machines, overcomes the defects of the two foam cutting machines, is moved by wheels, is fixed by a support frame, can be conveniently carried and transported, can be used for cutting large-scale foam boards, improves the working efficiency, saves time and labor, has high cutting precision and small error.

Description

Portable foam cutting machine

Technical Field

The invention relates to the technical field of foam cutting equipment, in particular to a portable foam cutting machine.

Background

Foam has more and more extensive application in novel building because light in weight, easy characteristics of being under construction, in order to satisfy construction and environmental requirement, need cut the foam spare, and at present, the foam cutting mainly utilizes the high temperature of laser machine to cut, because laser beam is thin, consequently non-deformable, the incision is smooth not have the burnt limit when the cutting.

When the site operation, often need carry out on-the-spot cutting to the foam spare, but current foam cutting machine is bulky, and difficult transport can't hand-carry, and hand-held type foam cutting machine is though small, uses in a flexible way, can hand-carry, but the cutting scope is little, only is applicable to the foam board of small area, then wastes time and energy to the great foam board of area, lacks whole moreover and sees, appears the deviation easily.

Disclosure of Invention

The present invention is directed to a portable foam cutting machine that solves the problems set forth above in the background.

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

a portable foam cutting machine comprises a workbench, wherein support columns are fixed at four corners of the bottom of the workbench, wheels are mounted at the bottom ends of the support columns, and support frames are mounted on the outer sides of the wheels;

the upper surface of the workbench is provided with a foam fixing mechanism and a movable cutting mechanism, and the movable cutting mechanism is positioned on the outer side of the foam fixing mechanism;

the movable cutting mechanism comprises an electrothermal wire.

As a further scheme of the invention: the bottom end of the supporting column is provided with a hollow groove, and the wheel is rotatably arranged in the hollow groove through an axle;

and a handle is fixed at the bottom end of the workbench.

As a further scheme of the invention: the surface of the supporting column is provided with an adjusting hole, and the supporting frame is provided with a fixing bolt matched with the adjusting hole; the outer wall of the supporting frame is fixed with a pedal.

As a further scheme of the invention: the foam fixing mechanism comprises an adjusting component and a fixing component;

the adjusting component is arranged in a groove formed in the upper surface of the workbench, and the fixing component is arranged at the top end of the adjusting component.

As a further scheme of the invention: the adjusting assembly comprises a first motor arranged on the outer wall of the groove, and the output end of the first motor is in driving connection with the first rotating shaft through a coupler;

threads with opposite rotation directions are respectively arranged at two ends of the outer surface of the first rotating shaft, and the two first sliding blocks are respectively installed on the threads in a threaded connection mode;

the fixed component is installed on the upper surface of the first sliding block.

As a further scheme of the invention: the fixing assembly comprises a U-shaped clamp, and the U-shaped clamp is fixed on the upper surface of the first sliding block through a connecting rod;

the upper end and the lower end in the U-shaped clamp are respectively connected with magnets with opposite magnetism through springs.

As a further scheme of the invention: the movable cutting mechanism comprises a lower plate and an upper plate, and an electric push rod is connected between the lower plate and the upper plate;

the bottom end of the lower plate is provided with a pulley through a mounting block, the pulley is slidably mounted in a chute formed in the upper surface of the workbench, and the mounting block and the pulley are externally clamped with a limiting fixture block;

l-shaped metal plates are slidably mounted on the side walls of the lower plate and the upper plate, and the electric heating metal wires are wound on the two L-shaped metal plates.

As a further scheme of the invention: the bottom end and the top end of the L-shaped metal plate are respectively provided with a wire winding hole, an electric heating metal wire is wound on the wire winding hole at the bottom end, and a conducting wire is wound on the wire winding hole at the top end.

As a further scheme of the invention: the side walls of the lower plate and the upper plate are provided with cavities, and a second rotating shaft is rotatably arranged in the two cavities;

a second motor is installed on the outer side of the upper plate, a driving wheel is sleeved at the output end of the second motor and is in transmission connection with a driven wheel below through a conveying belt, and the second rotating shaft is fixed in the driving wheel and the driven wheel respectively;

and a second sliding block is arranged on the second rotating shaft in a threaded connection mode, and the L-shaped metal plate is fixed on the surface of the second sliding block.

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

1. according to the portable foam cutting machine, the fixing bolt is screwed, the supporting frame is moved to the position above the wheel to ensure that the wheel can contact the ground, force is applied to the cutting machine through the wheel, when the cutting machine is moved to a proper position and needs to be used, the fixing bolt is unscrewed, the supporting frame is lowered to be in contact with the ground through treading on the pedal, the sliding of the cutting machine caused by the rolling of the wheel can be prevented, and the stability during cutting is ensured;

2. the first motor is started, the first rotating shaft is driven to rotate, so that the two first sliding blocks are driven to move close to each other or move away from each other, the distance between the two first sliding blocks is determined according to the specific size of the foam board to be cut, the foam board to be cut is placed between the two magnets and continuously approaches under the mutual attraction of the magnets, and the foam board is clamped and fixed;

3. starting an electric push rod to adjust the height between the lower plate and the upper plate, sliding the lower plate in the sliding groove through the pulley according to the size position to be cut, and limiting the pulley by clamping the limiting clamping block on the outer side of the mounting block and the pulley and the bottom end of the workbench to prevent the pulley from sliding during cutting;

4. the winding holes at the top end are respectively connected with a red wire and a black wire, after the power supply is switched on, the metal material of the L-shaped metal plate can be used for conducting electricity, so that the electrothermal metal wire starts to generate heat, the fixed foam plate can be cut when the certain temperature is reached, and the fixed foam plate is not easy to deform during cutting, and the cut is smooth and has no burnt edges;

5. the second motor is started, the second motor drives the driving wheel to rotate, the driving wheel drives the driven wheel to rotate in the same direction through the conveying belt, two second rotating shafts are driven to rotate in the same direction in the rotating process of the driving wheel and the driven wheel, so that two second sliding blocks are driven to move in the same direction, two L-shaped metal plates are driven to move when the second sliding blocks move, and the foam plate can be cut through the electrothermal metal wires between the two L-shaped metal plates.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

Fig. 1 is a schematic structural view of a portable foam cutter.

Fig. 2 is a schematic structural diagram of a support frame in the portable foam cutting machine.

Fig. 3 is an enlarged structural schematic diagram of a U-shaped clamp in the portable foam cutting machine.

Fig. 4 is a schematic structural diagram of a movable cutting mechanism in the portable foam cutting machine.

Fig. 5 is a schematic structural view of an L-shaped metal plate in the portable foam cutting machine.

Fig. 6 is a side view of upper and lower plates of the portable foam cutting machine.

In the figure: 1-workbench, 2-support column, 3-empty groove, 4-wheel, 5-axle, 6-adjusting hole, 7-support frame, 8-pedal, 9-fixing bolt, 10-handle, 11-groove, 12-first motor, 13-first rotating shaft, 14-first sliding block, 15-connecting rod, 16-U-shaped clamp, 17-magnet, 18-spring, 19-sliding groove, 20-lower plate, 21-upper plate, 22-mounting block, 23-pulley, 24-electric push rod, 25-limiting block, 26-L-shaped metal plate, 27-winding hole, 28-electric heating metal wire, 29-lead wire, 30-second motor, 31-driving wheel, 32-driven wheel and 33-conveying belt, 34-the second rotating shaft, 35-the second sliding block.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1, in the embodiment of the present invention, a portable foam cutting machine includes a workbench 1, support columns 2 are fixed at four corners of the bottom of the workbench 1, wheels 4 are installed at the bottom ends of the support columns 2, and support frames 7 are installed at the outer sides of the wheels 4; the upper surface of the workbench 1 is provided with a foam fixing mechanism and a movable cutting mechanism, and the movable cutting mechanism is positioned on the outer side of the foam fixing mechanism; the movable cutting mechanism includes an electrically heated wire 28.

This portable foam cutting machine is different from current large-scale foam cutting machine, also is different from hand-held type foam cutting machine, has combined advantages between them and has overcome the defect of two types of foam cutting machine, can conveniently carry the transportation, can be used for the cutting of large-scale cystosepiment again, has improved work efficiency, labour saving and time saving, and cutting accuracy is high, and the error is little.

When the cutting device is used, the wheels 4 are used for moving, the supporting frame 7 is used for fixing, the foam fixing mechanism is used for clamping and fixing the foam board to be cut, and the high temperature of the electric heating wire 28 in the movable cutting mechanism is used for cutting the foam board.

Further, the bottom end of the support column 2 is provided with an empty groove 3, and the wheel 4 is rotatably mounted inside the empty groove 3 through an axle 5; a handle 10 is fixed at the bottom end of the workbench 1.

As shown in fig. 2, in this embodiment, an adjusting hole 6 is formed on the surface of the supporting column 2, and a fixing bolt 9 matched with the adjusting hole 6 is arranged on the supporting frame 7; the outer wall of the supporting frame 7 is fixed with a pedal 8.

When the cutting machine needs to be carried and moved, the fixing bolt 9 is screwed, the supporting frame 7 is moved to the position above the wheel 4, the fixing bolt 9 is used for fixing and guaranteeing that the wheel 4 can contact the ground, the wheel 4 can be used for applying force to move the cutting machine on the handle 10, when the cutting machine needs to be used when the cutting machine is moved to a proper position, the fixing bolt 9 is unscrewed, the supporting frame 7 is lowered to the position on the ground through stepping the pedal 8, the wheel 4 can be prevented from rolling to cause slippage of the cutting machine, and stability during cutting is guaranteed.

Further, the foam fixing mechanism comprises an adjusting component and a fixing component; the adjusting component is arranged in a groove 11 formed in the upper surface of the workbench 1, and the fixing component is arranged at the top end of the adjusting component.

Specifically, the adjusting assembly comprises a first motor 12 mounted on the outer wall of the groove 11, and the output end of the first motor 12 is in driving connection with a first rotating shaft 13 through a coupler; two ends of the outer surface of the first rotating shaft 13 are respectively provided with threads with opposite rotating directions, and the two first sliding blocks 14 are respectively installed on the threads in a threaded connection mode; the fixed assembly is mounted on the upper surface of the first slider 14.

Through starting first motor 12, thereby can drive two first sliders 14 through driving first pivot 13 and rotate and do the motion that is close to each other or keep away from each other, confirm the distance between two first sliders 14 according to the concrete size of a dimension of the cystosepiment of required cutting, recycle fixed subassembly and fix the cystosepiment, improve the stability when the cutting, guaranteed going on smoothly of cutting work.

As shown in fig. 3, in the present embodiment, the fixing assembly includes a U-shaped clamp 16, and the U-shaped clamp 16 is fixed on the upper surface of the first sliding block 14 through a connecting rod 15; magnets 17 with opposite magnetism are respectively connected to the upper end and the lower end of the U-shaped clamp 16 through springs 18.

The two magnets 17 with opposite magnetism tend to approach each other under the action of mutual attraction, the two springs 18 are stretched, the foam board to be cut is placed between the two magnets 17, and the foam board can continuously approach each other under the mutual attraction of the magnets 17, so that the foam board is clamped and fixed.

As shown in fig. 4, in the present embodiment, the movable cutting mechanism includes a lower plate 20 and an upper plate 21, and an electric push rod 24 is connected between the lower plate 20 and the upper plate 21; a pulley 23 is mounted at the bottom end of the lower plate 20 through a mounting block 22, the pulley 23 is slidably mounted in a sliding groove 19 formed in the upper surface of the workbench 1, and a limiting clamping block 25 is clamped outside the mounting block 22 and the pulley 23; l-shaped metal plates 26 are slidably mounted on the side walls of the lower plate 20 and the upper plate 21, and the electric heating wires 28 are wound on the two L-shaped metal plates 26.

An electric push rod 24 is started according to the fixed height of the foam board to adjust the height between the lower board 20 and the upper board 21, two ends of an electric heating wire 28 are respectively wound on L-shaped metal boards 26 on the lower board 20 and the upper board 21, the lower board 20 slides in the sliding groove 19 through a pulley 23 according to the size position to be cut, the lower board 20 is clamped on the mounting block 22, the outer side of the pulley 23 and the bottom end of the workbench 1 through a limiting clamping block 25 after reaching the corresponding position, the pulley 23 is limited, the pulley 23 is prevented from sliding during cutting, then the foam board is cut through the sliding of the L-shaped metal boards 26, in order to visually determine the cutting size, graduated scales can be arranged on the side wall of the workbench 1 and the upper surface of the upper board 21, and therefore the sliding distance of the lower board 20 and the cutting size of the electric heating wire 28 can be seen.

As shown in fig. 5, in this embodiment, the L-shaped metal plate 26 has a bottom end and a top end respectively provided with a winding hole 27, an electric heating wire 28 is wound on the winding hole 27 at the bottom end, and a conducting wire 29 is wound on the winding hole 27 at the top end.

The winding holes 27 at the top ends are respectively connected with the red lines and the black lines, after the power is switched on, the L-shaped metal plate 26 can conduct electricity by utilizing the metal material, so that the electrothermal metal wires 28 start to generate heat, the fixed foam board can be cut after a certain temperature is reached, and the foam board is not easy to deform and has smooth cut without edge pasting during cutting.

Example 2

Referring to fig. 6, in the embodiment of the present invention, cavities are formed in the sidewalls of the lower plate 20 and the upper plate 21, and a second rotating shaft 34 is rotatably installed in the two cavities; a second motor 30 is installed on the outer side of the upper plate 21, a driving wheel 31 is sleeved at the output end of the second motor 30, the driving wheel 31 is in transmission connection with a driven wheel 32 below through a conveying belt 33, and a second rotating shaft 34 is respectively fixed in the driving wheel 31 and the driven wheel 32; a second sliding block 35 is mounted on the second rotating shaft 34 in a threaded connection manner, and the L-shaped metal plate 26 is fixed on the surface of the second sliding block 35.

When needs cut, start second motor 30, second motor 30 drives the action wheel 31 and rotates, action wheel 31 passes through conveyer belt 33 and drives from the rotation of driving wheel 32 syntropy, drive action wheel 31 and from the rotation of driving wheel 32 in-process drive two second pivots 34 syntropy rotations, thereby drive two second sliders 35 syntropy and remove, drive two L type metal sheets 26 when second slider 35 removes and remove, thereby the electrothermal wire 28 between two L type metal sheets 26 can cut the cystosepiment.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A portable foam cutting machine comprises a workbench (1), wherein support columns (2) are fixed at four corners of the bottom of the workbench (1), and is characterized in that wheels (4) are installed at the bottom ends of the support columns (2), and support frames (7) are installed on the outer sides of the wheels (4);

the upper surface of the workbench (1) is provided with a foam fixing mechanism and a movable cutting mechanism, and the movable cutting mechanism is positioned on the outer side of the foam fixing mechanism;

the movable cutting mechanism comprises an electrically heated wire (28);

the movable cutting mechanism comprises a lower plate (20) and an upper plate (21), and an electric push rod (24) is connected between the lower plate (20) and the upper plate (21); a pulley (23) is mounted at the bottom end of the lower plate (20) through a mounting block (22), the pulley (23) is slidably mounted in a sliding groove (19) formed in the upper surface of the workbench (1), and a limiting clamping block (25) is clamped outside the mounting block (22) and the pulley (23); l-shaped metal plates (26) are slidably mounted on the side walls of the lower plate (20) and the upper plate (21), and the electric heating metal wire (28) is wound on the two L-shaped metal plates (26); the bottom end and the top end of the L-shaped metal plate (26) are respectively provided with a wire winding hole (27), an electrothermal metal wire (28) is wound on the wire winding hole (27) at the bottom end, and a lead (29) is wound on the wire winding hole (27) at the top end; cavities are formed in the side walls of the lower plate (20) and the upper plate (21), and a second rotating shaft (34) is rotatably arranged in the two cavities; a second motor (30) is mounted on the outer side of the upper plate (21), a driving wheel (31) is sleeved at the output end of the second motor (30), the driving wheel (31) is in transmission connection with a driven wheel (32) below through a conveying belt (33), and a second rotating shaft (34) is respectively fixed in the driving wheel (31) and the driven wheel (32); and a second sliding block (35) is installed on the second rotating shaft (34) in a threaded connection mode, and the L-shaped metal plate (26) is fixed on the surface of the second sliding block (35).

2. The portable foam cutting machine according to claim 1, characterized in that the bottom end of the supporting column (2) is provided with a hollow groove (3), and the wheel (4) is rotatably mounted inside the hollow groove (3) through an axle (5);

the bottom end of the workbench (1) is fixed with a handle (10).

3. The portable foam cutting machine according to claim 2, characterized in that the surface of the supporting column (2) is provided with an adjusting hole (6), and the supporting frame (7) is provided with a fixing bolt (9) which is matched with the adjusting hole (6);

the outer wall of the supporting frame (7) is fixed with a pedal (8).

4. The portable foam cutting machine of claim 1 wherein the foam securing mechanism includes an adjustment assembly and a securing assembly;

the adjusting component is arranged in a groove (11) formed in the upper surface of the workbench (1), and the fixing component is arranged at the top end of the adjusting component.

5. The portable foam cutting machine according to claim 4, characterized in that the adjusting assembly comprises a first motor (12) mounted on the outer wall of the groove (11), and the output end of the first motor (12) is in driving connection with a first rotating shaft (13) through a coupling;

threads with opposite rotation directions are respectively arranged at two ends of the outer surface of the first rotating shaft (13), and the two first sliding blocks (14) are respectively installed on the threads in a threaded connection mode;

the fixed component is arranged on the upper surface of the first sliding block (14).

6. The portable foam cutting machine according to claim 5, characterized in that the fixing assembly comprises a U-shaped clamp (16), the U-shaped clamp (16) being fixed to the upper surface of the first slider (14) by a connecting rod (15);

the upper end and the lower end of the interior of the U-shaped clamp (16) are respectively connected with magnets (17) with opposite magnetism through springs (18).