CN112045865A - Horizontal open loop reciprocating diamond wire special-shaped cutting machine - Google Patents

Abstract

The invention provides a horizontal open-loop reciprocating diamond wire special-shaped cutting machine, which includes a worktable for placing the object to be processed and a cutting mechanism for cutting the object to be processed. The cutting mechanism includes a frame, a mounting frame, a saw wire, A plurality of wire rollers, a first wire take-up and pay-off device and a second wire take-up and pay-off device, one end of the saw wire is set on the first wire take-up and pay-off device, and the other end of the saw wire is set on the second wire take-up and pay-off device. The part between the ends is wound around a plurality of wire rollers and forms a sawing portion for sawing the object to be processed, a plurality of the wire rollers are rotatably arranged on the mounting frame, and the mounting frame is movably arranged On the frame, the sawing portion can be driven to form a curved cutting track, and the sawing portion is arranged in a horizontal direction. During the cutting process of the invention, the saw gap is small, the operation is flexible, the noise is low, the energy consumption is low, the energy saving and emission reduction can be saved, and the work efficiency is improved.

Description

Horizontal open loop reciprocating diamond wire special-shaped cutting machine

technical field

The invention relates to a horizontal open-loop reciprocating diamond wire special-shaped cutting machine.

Background technique

Traditional special-shaped cutting of hard materials, such as laser cutting and flame cutting are commonly used for processing metals, but a large amount of heat will be generated during the above two cutting processes, which will change the surface material of the workpiece and affect the performance of the finished product. EDM is the use of continuously moving thin metal wires to perform pulse spark discharge on the workpiece to remove metal. The cutting speed is slow and the processing size is small. Another example is stone cutting, which often uses a beaded wire saw for special-shaped cutting. The diameter of the wire saw is thick, about 8-11mm.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a horizontal open-loop reciprocating diamond wire special-shaped cutting machine capable of reducing energy consumption, reducing sawing gap, better flexibility and more diverse processing shapes.

In order to achieve the above object, the present invention adopts such technical scheme:

Horizontal open-loop reciprocating diamond wire special-shaped cutting machine, including a table for placing the object to be processed and a cutting mechanism for cutting the object to be processed, the cutting mechanism includes a frame, a mounting frame, a saw wire, a plurality of wire rollers, The first wire retracting device and the second wire retracting device, one end of the saw wire is set on the first wire retracting device, the other end of the saw wire is set on the second wire retracting device, the part between the two ends of the saw wire Winding around a plurality of wire rollers to form a sawing portion for sawing the object to be processed, a plurality of the wire rollers are rotatably arranged on the mounting frame, and the mounting frame is movably arranged on the frame and can drive the sawing part to form a curved cutting track, and the sawing part is arranged in the horizontal direction.

As a preferred mode of the present invention, the installation frame includes an installation table and a cutting frame arranged on the installation table, the installation table is arranged on the frame so as to be able to lift up and down, and further includes a cutting frame for driving the installation table to rise and fall up and down. Lifting mechanism.

As a preferred mode of the present invention, the cutting frame is rotatably arranged on the mounting table through a horizontally arranged rotating shaft, and further includes a first horizontal rotation mechanism for driving the rotating shaft to rotate.

As a preferred mode of the present invention, the cutting frame includes a first column, a second column, and a connecting beam connecting the first column and the second column, the first column and the second column are arranged in a vertical direction, and the first column The lower end of the first column is connected to the rotating shaft, the upper end of the first column is connected to one end of the connecting beam, the upper end of the second column is connected to the other end of the connecting beam, and a sawing space is formed between the lower end of the first column and the lower end of the second column. , the sawing portion is arranged corresponding to the sawing space.

As a preferred mode of the present invention, the connecting beam is disposed on the first column in a manner that can move along the length direction of the connecting beam, and further includes a translation mechanism for driving the connecting beam to move.

As a preferred mode of the present invention, the first column includes a first column body, a first guide arm telescopically arranged on the first column body, and a first guide arm drive for driving the first guide arm to extend and retract Mechanism, the second column includes a second column body, a second guide arm telescopically arranged on the second column body, and a second guide arm driving mechanism for driving the second guide arm to extend and retract, the first guide arm and The line rollers are all provided on the second guide arms.

As a preferred mode of the present invention, the second column is provided with a support shaft corresponding to the rotating shaft, and further includes an auxiliary frame, the auxiliary frame is provided with a horizontally arranged limit shaft, and the limit shaft corresponds to the support The shaft is provided, the limit shaft is telescopically and rotatably disposed on the auxiliary frame, and the auxiliary frame adopts an auxiliary frame that can be retracted up and down.

As a preferred mode of the present invention, there are four wire rollers, two wire rollers are respectively arranged at both ends of the first beam, and two wire rollers are respectively arranged at the end of the second beam At both ends, the four wire rollers are arranged in a rectangular shape.

As a preferred mode of the present invention, each of the wire rolls is provided with a wire winding groove, or each wire roll is provided with a plurality of wire winding grooves, and the plurality of wire winding grooves are along the axial direction of the wire roll. Arrange.

As a preferred mode of the present invention, it further includes a guide rail, the worktable is slidably arranged on the guide rail, and a sliding mechanism for driving the worktable to slide, and the worktable is provided with a second rotary table, It also includes a second rotary drive mechanism for driving the second rotary table to rotate, and also includes a second support table arranged on the second rotary table, the second support table can be raised and lowered on the second rotary table, and It includes a second lifting mechanism for driving the second pallet to lift up and down.

After the technical solution of the present invention is adopted, the mounting frame can be movably arranged on the frame and can drive the sawing part to form a curved cutting track, and use the movement of the sawing part to perform special-shaped cutting. During the cutting process, There is no need to drive the object to be cut to move, which saves energy consumption, and the movement of the sawing part is more flexible, which can improve the processing efficiency. Further, the connecting beam is arranged on the first column in a manner that can move along the length direction of the connecting beam, and the distance between the first column and the second column can be adjusted, thereby adjusting the cutting span and adapting to different specifications of the objects to be cut, The machine is more flexible.

Description of drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present invention.

FIG. 2 is a schematic structural diagram of another angle of the first embodiment of the present invention (the saw wire is not shown in the figure).

FIG. 3 is a schematic structural diagram of a second embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a third embodiment of the present invention.

FIG. 5 is a schematic structural diagram of another angle of the third embodiment of the present invention (the saw wire is not shown in the figure).

FIG. 6 is a schematic structural diagram of the sliding plate of the present invention cooperating with the first movable arm and the second movable arm.

FIG. 7 is a schematic diagram of the first structure of the centerline roller of the present invention.

FIG. 8 is a schematic view of the structure of the second type of centerline roller of the present invention.

FIG. 9 is a schematic structural diagram of the self-aligning guide wheel device of the present invention.

FIG. 10 is a schematic structural diagram of the tension control device in the present invention.

In the picture:

Rack 10

Workbench 20 Guide rail 21

Sliding mechanism 22 Second rotary table 23

Second pallet 24

Object to be cut 30

The first take-up and pay-out device 41 The second take-up and pay-out device 42

Main motor 43 Power wheel 44

Guide wheel 45

The first mounting block 451 The second mounting block 452

The first limit shaft 453 The second limit shaft 454

The first pressing spring 455 The second pressing spring 456

U-shaped adjustment frame 457 Wheel body 458

Wire slot 459

Wire roller 50 Winding groove 51

Saw wire 52

The first rotary table 61 The first pallet 62

The first beam 63 The first main body 631

The first boom 632 The second beam 64

Second main body 641 Second boom 642

connecting post 65

Mounting table 71 Lifting mechanism 72

Rotating shaft 73 First column 74

First cylinder 741 First guide arm 742

Second column 75 Second column 751

The second guide arm 752 is connected to the beam 76

Auxiliary frame 77 Support shaft 78

Sliding shaft 79 Limit shaft 710

Sleeve part 741 Slider part 761

The first swing arm 801 The second swing arm 802

Third swing arm 803 Telescopic movable arm 804

Rotating base 805 First arm body 806

The first telescopic arm 807 The first arm 808

Second arm body 809 Second telescopic arm 810

The second arm 811 The first movable arm 812

The second movable arm 813 The third support arm 814

Skateboard 815 First screw motor 816

The first screw motor 817 The first sliding plate 818

Second screw motor 819 Second screw 820

Second Skateboard 821

Support plate 1000 First swing arm 1001

Second swing arm 1002 Push mechanism 1003

Coupling shaft 1004 Tension wheel 1005

The first limit post 1006 The second limit post 1007

Encoder 1008

Detailed ways

In order to further explain the technical solutions of the present invention, a detailed description is given below with reference to the accompanying drawings.

1 to 10, the present invention proposes an open-loop reciprocating diamond wire special-shaped cutting machine, including a worktable 20 for placing the object to be processed and a cutting mechanism for cutting the object to be processed. The material can be hard material such as stone, metal, etc. The present invention takes the stone as an example, especially the larger stone.

The cutting mechanism includes a frame 10 , a mounting frame, a saw wire 52 , a plurality of wire rollers 50 , a first wire take-up and pay-off device 41 and a second wire take-up and pay-off device 42 . On the upper side, the other end of the saw wire 52 is provided on the second wire take-up and pay-off device 42. The first wire take-up and pay-off device 41 includes a first reel and a first take-up and pay-out motor driven by the first reel. The second take-up and pay-off device 42 includes a second winding wheel and a second take-up and pay-off motor that is driven with the second winding. The first take-up and pay-off motor and the second take-up and pay-off motor are arranged on the mounting frame. In the present invention , the saw wire 52 adopts electroplated diamond wire, the saw wire 52 is one, one end of the saw wire 52 is connected to the first winding wheel, and the other end of the saw wire 52 is connected to the second winding wheel. The part between the two ends of the saw wire 52 is wound around a plurality of wire rollers 50 and forms a sawing part for sawing the object to be processed. The wire device 42 takes up the wire and cooperates with the feeding of the object to be processed or the feeding of the cutting mechanism, thereby driving the sawing section to saw on the object to be processed. The second take-up and pay-off device 42 pays off the wire, and the first take-up and pay-off device 41 takes up the wire, so that the saw wire 52 can travel repeatedly. The wire device 41 and the second wire retracting device 42 are retracted and retracted. Under the same equipment specifications, the sawing wire 52 can be longer, and the wire storage capacity can be increased or decreased as required, so as to process workpieces of different areas. The first wire retracting device 41 and the second wire retracting device 42 of the present invention can drive the saw wire 52 to move. In order to better drive the saw wire 52 to move, the frame 10 is also provided with a main motor 43 . A power wheel 44 is provided on the top, and the saw wire 52 is wound around the power wheel 44 , and the power wheel 44 rotates, which can further pull the saw wire 52 to move.

In the present invention, a plurality of the wire rollers 50 are rotatably arranged on the installation frame, and the installation frame is movably arranged on the frame 10 and can drive the sawing part to form a curved cutting track, so as to realize Shaped cut.

In order to guide the movement of the saw wire 52 , in the present invention, a plurality of guide wheels 45 are provided between the first wire retracting device 41 and the second wire retracting device 42 for guiding the sliding of the saw wire 52 and changing the direction of the saw wire 52 . towards.

Preferably, the guide wheel 45 adopts an automatic self-aligning guide wheel device 45, and the part of the saw wire 52 between the first wire take-up and pay-off device 41 and the second wire take-up and pay-off device 42 is diffracted in the self-aligning On the guide wheel device, the wire roller 50 and the power wheel 44 .

Specifically, the self-aligning guide wheel device includes a wheel body 458, a first installation block 451, a second installation block 452, a U-shaped adjustment frame 457, a first limit shaft 453, a second limit shaft 454, a first The top pressure spring 455 and the second top pressure spring 456, the first mounting block 451 and the second mounting block 452 are fixed at the corresponding positions of the robotic arm, and the two ends of the U-shaped adjustment frame 457 (specifically, the two free end) are respectively installed on the first limit shaft 453 and the second limit shaft 454, the first limit shaft 453 is rotatably installed on the first installation block 451, the second limit The positioning shaft 454 is rotatably mounted on the second mounting block 452, the first limiting shaft 453 and the second limiting shaft 454 are coaxially arranged, the wheel body 458 is provided with a wire slot 459, and the wire slot 459 runs along the The circumferential direction of the wheel body 458 is opened, the first limit rotation shaft 453 and the second limit rotation shaft 454 are arranged corresponding to the wire groove 459, and the first pressing spring 455 is sleeved on the first limit rotation shaft 453 and located between the first mounting block 451 and the U-shaped adjusting frame 457, the second pressing spring 456 is sleeved on the second limiting shaft 454 and is located between the second mounting block 452 and the U-shaped adjusting frame 457 between. With the structure of the present invention, when the diamond wire passes through the wheel body 458, when the movement angle of other mechanisms (cutting mechanism and mounting bracket, etc.) changes, the diamond wire will generate an axial force on the wheel body 458, so that the wheel body 458 automatically generates a deflection angle, so as to automatically adjust and adapt to the direction of wire cutting to ensure that the saw wire 52 is always in the wire-passing groove 459.

The number and position of the self-aligning guide wheel devices are set according to the specific structure of the machine, such as the guides at A in Figure 2, B in Figure 3, C in Figure 4, D in Figure 4, and E in Figure 4. All wheels can adopt automatic self-aligning guide wheel device.

In order to make the saw wire 52 maintain a relatively constant tension and prevent the saw wire 52 from loosening or breaking, the present invention further includes a tension control device, the tension control device includes a support plate 1000, a first swing arm 1001, a second swing arm 1002, The connecting shaft 1004 and the pushing mechanism 1003, the support plate 1000 is fixed on the frame 10 or the mounting frame, one end of the first swing arm 1001 is vertically installed on the connecting shaft 1004, the other end is connected with the pushing mechanism 1003, and one end of the second swing arm 1002 It is vertically installed on the connecting shaft 1004 , and the other end is installed with a tension wheel 1005 for the diamond wire to be wound around. Specifically, the first swing arm 1001, the second swing arm 1002 and the support plate 1000 are all arranged in the vertical direction, and the push mechanism 1003 adopts a cylinder, an electric push rod or other transmission mechanisms, for example, an electric push rod can be used, and the electric push rod is hinged On the support plate 1000, the telescopic end of the electric push rod is hinged with the lower end of the first swing arm 1001, the upper end of the first swing arm 1001 is fixed on the connecting shaft 1004, the connecting shaft 1004 extends in the horizontal direction, the second swing arm 1002 The upper end is fixed on the connecting shaft 1004 , the lower end of the second swing arm 1002 is installed with a tension wheel 1005 , and the tension wheel 1005 is rotatably installed at the lower end of the second swing arm 1002 . In order to limit the stroke of the second swing arm 1002, a first limit shaft 1006 and a second limit shaft 1007 are respectively provided on both sides of the second swing arm 1002, and the first limit shaft 1006 and the second limit shaft The position shafts 1007 are all fixed on the support plate 1000 . The tension control device of the present invention is preferably used between the wire take-up and pay-off device and the wire roller 50 to adjust the tension of the diamond wire. The diamond wire has a suitable tension in the wire roller 50, and the diamond wire is not easily broken, which ensures stable cutting of hard materials such as stone. In order to sense the rotation angle of the connecting shaft 1004, an encoder 1008 can also be installed on the support plate 1000. The encoder 1008 is arranged corresponding to the connecting shaft 1004, and a tension sensor is provided on the guide wheel 45. The encoder 1008, the tension sensor and the pushing mechanism 1003 All are connected to the controller, and the constant tension adjustment of the diamond wire can be realized through the controller to ensure stable stone cutting. When the tension is adjusted, the pushing mechanism 1003 expands and contracts, thereby driving the first swing arm 1001 to swing, and the first swing arm 1001 drives the second swing arm 1002 to swing through the connecting shaft 1004, thereby realizing the swing of the tension wheel 1005.

On the basis of the general concept of the present invention, the present invention proposes three kinds of knot cutting mechanisms to form three kinds of open-loop reciprocating diamond wire special-shaped cutting machines.

The first is a vertical open-loop reciprocating diamond wire special-shaped cutting machine. In the vertical open-loop reciprocating diamond wire special-shaped cutting machine, the sawing part is arranged along the vertical plane, which specifically reflects that the diamond wire at the sawing stone extends in a straight direction, and when cutting, the sawing part is kept horizontal and vertical. direction.

In this embodiment, the installation frame includes a first rotating table 61 and a support frame disposed on the first rotating table 61, the wire roller 50 is disposed on the support frame, and further includes a first rotating table for driving the first rotation The first rotation driving mechanism for the rotation of the table 61 , for example, a motor can be used as the first rotation driving mechanism, and the output shaft of the motor is connected to the rotation shaft of the first rotary table 61 in a driving manner.

As a preferred mode of the present invention, it further includes a first pallet 62 disposed on the first rotating table 61, the first pallet 62 can be raised and lowered on the first rotating table 61, and a first pallet 62 for driving the first pallet 61 is further included. The first lifting mechanism that lifts the pallet 62 up and down, for example, the first lifting mechanism can use multiple oil cylinders. The first lifting mechanism is not limited to using an oil cylinder, and can also be driven by a screw motor and a screw. The present invention adjusts the position of the sawing portion through the rotation of the first rotary table 61 and the lifting and lowering of the first lifting mechanism, thereby adapting to different sizes of stone materials.

As a preferred mode of the invention, the support frame is disposed on the first support table 62 in a manner that can move along the length direction of the first support frame 62, and further includes a device for driving the support frame along the length of the first support frame 62. The traverse mechanism that moves in the length direction of the first pallet 62, for example, the traverse mechanism can be an oil cylinder, the cylinder of the oil cylinder is installed on the first pallet 62, the piston rod of the oil cylinder is installed on the support frame, and the traverse mechanism is also It can use electric push rod or screw motor, screw and other structures, preferably the screw motor and screw drive, the transmission is more accurate. In order to guide the support frame to perform linear motion, a corresponding sliding rail may be provided on the first pallet 62, and a sliding groove may be provided on the supporting frame corresponding to the sliding rail. As a preferred mode of the present invention, the support frame includes a first beam 63, a second beam 64 and a connecting column 65. The first beam 63 and the second beam 64 are arranged in parallel and are arranged in the horizontal direction, and the connecting column 65 is along the The vertical direction is arranged, the upper end of the connecting column 65 is connected with one end of the first beam 63, the lower end of the connecting column 65 is connected with one end of the second beam 64, and the other end of the first beam 63 and the other end of the second beam 64 form a saw The entire support frame is an inverted U-shaped structure, the sawing portion is set corresponding to the sawing space, and the distance between the wire rollers 50 on the first beam 63 and the wire rollers 50 between the second beams 64 is formed The cutting span is greater than the thickness of the sawn part of the stone. As a preferred mode of the present invention, the first beam 63 is disposed on the connecting column 65 in a manner that can move up and down relative to the connecting column 65 , and further includes a mechanism for driving the first beam 63 to move up and down. The cross beam driving mechanism, for example, the cross beam driving mechanism can use an oil cylinder, such as a plurality of oil cylinders, the cylinder block of the oil cylinder is installed on the connecting column 65, and the piston rod of the oil cylinder is installed on the first cross beam 63. The beam driving mechanism may also use a power mechanism such as a screw motor, a screw rod, etc., which can drive the first beam 63 to move up and down. With this structure, the distance between the first beam 63 and the second beam 64 can be adjusted through the beam drive mechanism, thereby adjusting the cutting span to meet the processing requirements of different specifications of stone materials.

As a preferred mode of the present invention, the first beam 63 includes a first main body 631 , a first boom 632 telescopically disposed on the first main body 631 , and a first boom 632 for driving the first boom 632 to extend and retract. A boom driving mechanism, the second beam 64 includes a second main body 641, a second boom 642 telescopically arranged on the second main body 641, and a second boom driving mechanism for driving the second boom 642 to extend and retract , the wire rollers 50 are provided on both the first boom 632 and the second boom 642 . The first boom driving mechanism and the second boom driving mechanism may be linear driving mechanisms such as an oil cylinder, an electric push rod, a screw motor and a screw rod. When the first cross beam 63 and the second cross beam 64 do not expand and contract synchronously, the four wire rollers 50 become irregular quadrilaterals, and a conical curved surface can be cut out.

As a preferred mode of the present invention, there are four wire rollers 50 , two wire rollers 50 are respectively arranged on both ends of the first beam 63 , and two wire rollers 50 are respectively arranged on the Both ends of the second beam 64, specifically, the wire rollers 50 are arranged on the side of the first beam 63 and the side of the second beam 64, the four wire rollers 50 are arranged in a rectangular shape, and the axis of each wire roller 50 is arranged in the horizontal direction. .

When the present invention is sawing, the rotation of the first rotary table 61 and the movement of the support frame along the first support table 62 drive the saw wire 52 to form a curved surface of a predetermined shape. When the first rotary table 61 does not rotate, the support frame is used. Along the movement of the first pallet 62, a plane can also be sawed on the stone.

The second type is a horizontal open-loop reciprocating diamond wire special-shaped cutting machine. In this embodiment, the sawing portion is arranged in the horizontal direction, that is, during the sawing process, the sawing wire 52 at the corresponding position extends in the horizontal direction.

In this embodiment, the installation frame includes an installation table 71 and a cutting frame disposed on the installation table 71 . The installation table 71 is arranged on the frame 10 so as to be able to move up and down, and also includes a cutting frame for driving the installation table 71 up and down. The lifting mechanism 72 for raising and lowering, for example, the lifting mechanism 72 can use a plurality of oil cylinders, the cylinder body of the oil cylinder is installed on the frame 10 , and the piston rod of the oil cylinder is installed on the lower end of the installation platform 71 . The lifting mechanism 72 is not limited to using an oil cylinder, and can also be driven by a screw motor and a screw.

As a preferred mode of the present invention, the cutting frame is rotatably arranged on the mounting table 71 through a horizontally arranged rotating shaft 73, and further includes a first horizontal rotation mechanism for driving the rotating shaft 73 to rotate. For example, the rotating mechanism adopts a motor, which drives the rotating shaft 73 to rotate, thereby driving the cutting frame to rotate as a whole.

As a preferred mode of the present invention, the cutting frame includes a first column 74, a second column 75, and a connecting beam 76 connecting the first column 74 and the second column 75. The first column 74 and the second column 75 are vertical The connecting beams 76 are arranged in the horizontal direction, and the first column 74 , the second column 75 and the connecting beam 76 form a door shape. The lower end of the first column 74 is connected to the shaft, the upper end of the first column 74 is connected to one end of the connecting beam 76, the upper end of the second column 75 is connected to the other end of the connecting beam 76, and the lower end of the first column 74 is connected to the second A sawing space is formed between the lower ends of the uprights 75 , and the sawing portion is disposed corresponding to the sawing space, that is, the sawing wire 52 forms a sawing portion between the lower end of the first upright 74 and the lower end of the second upright 75 .

As a preferred mode of the present invention, the connecting beam 76 is disposed on the first upright column 74 in a manner that can move along the length direction of the connecting beam 76 , and further includes a translation mechanism for driving the connecting beam 76 to move. , The translation mechanism can use an oil cylinder, or a screw motor and a screw structure. In order to make the connecting beam 76 move more smoothly, a horizontally extending sleeve portion 741 is formed on the upper end of the first upright column 74 , the connecting beam 76 is provided with a slider portion 761 , and the slider portion 761 is fitted into the sleeve portion 741 . By setting the translation mechanism, the distance between the first upright column 74 and the second upright column 75 can be adjusted, thereby realizing the adjustment of the cutting span to suit different specifications of stone materials.

Preferably, in the present invention, the first upright post 74 and the second upright post 75 are arranged in a telescopic structure, and the first upright post 74 includes a first column body 741 and a first guide arm telescopically arranged on the first column body 741 742 and a first guide arm driving mechanism for driving the first guide arm 742 to extend and retract, the second column 75 includes a second column 751, a second guide arm 752 telescopically arranged on the second column 751, and The second guide arm driving mechanism for driving the second guide arm 752 to extend and retract, the wire roller 50 is provided on both the first guide arm 742 and the second guide arm 752 . The first guide arm drive mechanism and the second guide arm drive mechanism may be linear drive mechanisms such as an oil cylinder, an electric push rod, a screw motor and a screw rod.

As a preferred mode of the present invention, the second upright column 75 is provided with a support shaft 78 corresponding to the rotating shaft 73 , and also includes an auxiliary frame 77 . Preferably, the auxiliary frame 77 is arranged in a liftable structure and is synchronized with the installation table 71 . For lifting and lowering, the auxiliary frame 77 is provided with a horizontally arranged limit shaft 710 , and the limit shaft 710 is disposed corresponding to the support shaft 78 . Specifically, the limit shaft 710 is coaxial with the support shaft 78 , and the limit shaft 710 can be The auxiliary frame 77 is telescopically and rotatably arranged on the auxiliary frame 77, for example, an oil cylinder can be provided in the auxiliary frame 77, a sliding shaft 79 is connected to the piston rod of the oil cylinder, and the limit shaft 710 is rotatably installed on the sliding shaft 79, and the oil cylinder is connected to the sliding shaft 79. The sliding shaft 79 and the limit shaft 710 can be driven to extend and retract to match the displacement of the second column 75, and the limit shaft 710 abuts on the support shaft 78. During the cutting operation, the support shaft 78 and the rotating shaft 73 will be opposite to the two sides of the cutting frame. The ends are limited, so that the cutting frame can stably rotate around the axis of the rotating shaft 73 and realize stable sawing. With this structure, the entire fuselage is relatively stable, and larger-sized materials can be processed.

As a preferred mode of the present invention, there are four wire rollers 50 , two wire rollers 50 are respectively arranged at both ends of the first column 74 , and two wire rollers 50 are respectively arranged on the At both ends of the second column 75, the four wire rollers 50 are arranged in a rectangular shape. In the present invention, the sawing portion (the sawing wire 52 forms the sawing portion at the position between the lower end of the first column 74 and the lower end of the second column 75 ) does not coincide with the axis of the rotating shaft 73 . The part can move along the surface track.

The third type is a vertical open-loop reciprocating diamond wire special-shaped cutting machine. In this embodiment, it also includes a robotic arm mounted on the frame 10, and the mounting frame is mounted on the movable end of the robotic arm.

In the embodiment of the present invention, the mounting bracket includes a first support arm 808, a second support arm 811, and a third support arm 814 connecting the first support arm 808 and the second support arm 811. The first support arm 808, The second arm 811 and the third arm 814 form a U shape, one end of the first arm 808 is connected to the third arm 814, one end of the second arm 811 is connected to the third arm 814, and the first arm 811 is connected to the third arm 814. A sawing space is formed between the other end of the second support arm 808 and the other end of the second support arm 811 , and the sawing portion is disposed corresponding to the sawing space.

As a preferred mode of the present invention, the first support arm 808 includes a first arm body 806 and a first telescopic arm 807 disposed on the first arm body 806, and the first telescopic arm 807 is telescopically disposed on the The first arm body 806 is provided with the wire roller 50 on the first telescopic arm 807, and the first arm body 806 is provided with a first telescopic drive mechanism for driving the first telescopic arm 807 to telescopically. The mechanism can be a conventional linear drive mechanism such as an oil cylinder, an electric push rod or a screw motor.

In the present invention, the second arm 811 includes a second arm body 809 and a second telescopic arm 810 disposed on the second arm body 809 , and the second telescopic arm 810 is telescopically disposed on the second arm body 809 Above, the second telescopic arm 810 is provided with the wire roller 50, and the second arm body 809 is provided with a second telescopic drive mechanism for driving the second telescopic arm 810 to telescopically. Conventional linear drive mechanisms such as push rod or screw motors.

As a preferred mode of the present invention, a sliding plate 815 is provided on the robotic arm, the third arm 814 includes a first movable arm 812 and a second movable arm 813 , the first movable arm 812 and the second movable arm 813 are arranged on the same straight line, the first arm 808 is connected to the first movable arm 812, the second arm 811 is connected to the second movable arm 813, and the first movable arm 812 The sliding plate 815 is arranged on the sliding plate 815 in a longitudinal direction, and further includes a first power mechanism for driving the first movable arm 812 to slide. It also includes a second power mechanism for driving the second movable arm 813 to slide. For example, the first power mechanism and the second power mechanism may use conventional linear drive mechanisms such as an oil cylinder, an electric push rod or a screw motor. With this structure, through the movement of the first movable arm 812 and the second movable arm 813, the distance between the first support arm 808 and the second support arm 811 can be changed, thereby adjusting the sawing span. Specifically, a first lead screw motor 816 is provided on the sliding plate 815, a first lead screw 817 is connected to the output shaft of the first lead screw motor 816, and a first lead screw nut is fitted on the first lead screw 817 (Fig. (not shown), a first sliding plate 818 is mounted on the first screw nut, the first movable arm 812 is mounted on the first sliding plate 818, the first screw 817 is arranged in the vertical direction, and the sliding plate 815 is provided with The second screw motor 819, the output shaft of the second screw motor 819 is connected with a second screw 820, the second screw 820 is matched with a second screw nut (not shown in the figure), the second screw A second sliding plate 821 is installed on the nut, the second movable arm 813 is installed on the second sliding plate 821, and the second screw rod 820 is arranged in the vertical direction.

In the present invention, the mechanical arm adopts a 5-axis manipulator, and the mechanical arm includes a rotating base 805 rotatably arranged on the frame 10, a first swing arm 801 rotatably arranged on the rotating base 805, a rotatable A second swing arm 802 that is telescopically disposed on the first swing arm 801, a telescopic arm 804 that is telescopically disposed on the second swing arm 802, and a third swing arm 803 that is telescopically disposed on the telescopic arm 804, the sliding plate 815 is arranged on the third swing arm 803, the frame 10 is correspondingly provided with a drive mechanism for driving the rotating base 805 to rotate, and the rotating base 805 is provided with a drive mechanism for driving the first swing arm 801 to swing. The first swing arm 801 is provided with a drive mechanism for driving the second swing arm 802 to swing, the second swing arm 802 is provided with a telescopic mechanism for driving the telescopic movable arm 804 to swing, and the telescopic movable arm 804 is provided with a drive mechanism for driving The third swing arm 803 is a driving mechanism for swinging or rotating. For example, each driving mechanism can be a motor, and the telescopic mechanism can be, for example, an air cylinder or an oil cylinder. By adopting the technical scheme of the present invention, the mounting frame can be flexibly moved and rotated with the help of the mechanical arm, so as to realize the change of the position and direction of the sawing part, thereby cutting various curved surfaces on the stone.

During the flexible movement of the robotic arm, in order to ensure that the saw wire 52 can be stably wound around the wire roller 50, a plurality of guide wheels 45 are provided on the robotic arm.

In this embodiment, the main motor, the first retracting and paying-off device 41 and the second retracting and paying-off device 42 are all arranged on the frame 10, thereby reducing the load of the mounting frame, making the mounting frame more flexible, and improving processing efficiency. During the movement of each joint (swing arm, telescopic arm and rotating base) of the robotic arm, the first wire retracting device 41 and the second wire retracting device 42 can adjust the wire retracting and paying speed according to the tension of the saw wire to change the speed of the wire. The length of the wire to accommodate the movement of the joint.

In the above three structures, each of the wire rollers 50 may be provided with a wire winding groove 51 , and the wire winding groove 51 is formed along the circumferential direction of the wire roller 50 .

In the above three structures, each of the wire rollers 50 can be provided with a plurality of wire winding grooves 51 . Axial arrangement, with this structure, multiple slits can be cut on the stone at the same time to improve the cutting efficiency.

In the present invention, two wire rollers 50 , three wire rollers 50 , four wire rollers 50 or more ground wire rollers 50 may be arranged on the mounting frame. Preferably, the wire roller 50 is optionally provided with a power motor, and the wire roller 50 is driven to rotate by the power motor.

As a further improvement of the present invention, the present invention further includes a guide rail 21, the worktable 20 is slidably arranged on the guide rail 21, and the worktable 20 is guided to perform linear motion through the guide rail 21, and the present invention also includes a guide rail for driving the worktable 20 to slide The sliding mechanism 22, the traverse mechanism can be, for example, an oil cylinder, or a screw motor and a screw rod. In the embodiment, a screw motor and a screw rod are used, a screw nut is provided on the screw rod, and the worktable 20 is installed on the screw rod. The rod nut moves back and forth with the lead screw nut. The worktable 20 is provided with a second rotary table 23, and also includes a second rotary drive mechanism for driving the second rotary table 23 to rotate. The rotating shaft of the table 23 is connected with a transmission for driving the second rotating table 23 to rotate. The present invention also includes a second pallet 24 arranged on the second rotating table 23. The second pallet 24 is arranged on the second rotating table 23 in a liftable manner, and further includes a second pallet 24 for driving the second pallet 24 to move up and down. For example, the second lifting mechanism can use multiple oil cylinders, the cylinders of the oil cylinders are installed on the second rotary table 23, and the piston rods of the oil cylinders are installed on the lower end of the second pallet 24. The second lifting mechanism is not limited to using an oil cylinder, and can also be driven by a screw motor and a screw. By adopting the technical scheme of the present invention, before cutting, the stone is moved through the worktable at an appropriate position and angle, so that the cutting mechanism can feed and cut more quickly and accurately.

The product form of the present invention is not limited to the illustrations and embodiments of the present case, and any appropriate changes or modifications of similar ideas by anyone should be considered as not departing from the scope of the present invention.

Claims (10)

1. Horizontal open-loop reciprocating diamond wire special-shaped cutting machine, including a table for placing the object to be processed and a cutting mechanism for cutting the object to be processed, the cutting mechanism includes a frame, a mounting frame, a saw wire, a plurality of wires A roller, a first take-up and pay-off device and a second take-up and pay-off device, one end of the saw wire is set on the first take-up and pay-off device, the other end of the saw wire is set on the second wire take-up device, between the two ends of the saw wire The part of the wire roller is wound around a plurality of wire rollers and forms a sawing part for sawing the object to be processed. It is arranged on the frame and can drive the sawing portion to form a curved cutting track, and the sawing portion is arranged in a horizontal direction. 2. The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 1, characterized in that: the mounting frame comprises a mounting table and a cutting frame arranged on the mounting table, and the mounting table can be lifted up and down and is arranged on the The frame also includes a lifting mechanism for driving the mounting platform to rise and fall up and down. 3. The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 2, wherein the cutting frame is rotatably arranged on the mounting table through a horizontally arranged rotating shaft, and further comprises a The first horizontal rotation mechanism that the shaft rotates. 4. The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 3, wherein the cutting frame comprises a first column, a second column and a connecting beam connecting the first column and the second column, the first column A column and a second column are arranged in the vertical direction, the lower end of the first column is connected with the rotating shaft, the upper end of the first column is connected with one end of the connecting beam, the upper end of the second column is connected with the other end of the connecting beam, the first A sawing space is formed between the lower end of the column and the lower end of the second column, and the sawing portion is arranged corresponding to the sawing space. 5 . The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 4 , wherein the connecting beam is arranged on the first column in a manner that can move along the length direction of the connecting beam, and further comprises: 6 . A translation mechanism for driving the connecting beam to move. 6 . The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 5 , wherein the first column comprises a first column and a first guide arm telescopically arranged on the first column. 7 . and a first guide arm driving mechanism for driving the first guide arm to extend and retract, the second column includes a second column, a second guide arm telescopically arranged on the second column, and a second guide arm for driving the second guide In the second guide arm drive mechanism of the telescopic arm, the wire rollers are provided on both the first guide arm and the second guide arm. 7 . The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 6 , wherein the second column is provided with a support shaft corresponding to the rotating shaft, and further comprises an auxiliary frame, and the auxiliary frame is provided with a There is a horizontally arranged limit shaft, the limit shaft is arranged corresponding to the support shaft, the limit shaft is telescopically and rotatably arranged on the auxiliary frame, and the auxiliary frame adopts an auxiliary frame that can be retracted up and down. 8 . The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 7 , wherein the number of the wire rollers is four, and the two wire rollers are respectively arranged at both ends of the first beam, 9 . The two wire rollers are respectively arranged at both ends of the second beam, and the four wire rollers are arranged in a rectangular shape. 9 . The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 1 , wherein a winding groove is provided on each of the wire rollers, or a plurality of windings are provided on each of the wire rollers. 10 . A plurality of winding grooves are arranged along the axial direction of the wire roll. 10. The horizontal open-loop reciprocating diamond wire special-shaped cutting machine according to claim 1, characterized in that it further comprises a guide rail on which the worktable is slidably arranged, and a slide for driving the worktable to slide. The worktable is provided with a second rotary table, and also includes a second rotary drive mechanism for driving the second rotary table to rotate, and also includes a second support table arranged on the second rotary table, the second support The platform is arranged on the second rotating platform in a liftable manner, and further includes a second lifting mechanism for driving the second platform to ascend and descend up and down.

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