CN210967261U - High-efficient sawing machine with double saw frames - Google Patents

Abstract

A double-sawhorse high-efficiency sawing machine comprises a base, wherein a pair of sawing devices are arranged on the base, and a workpiece mounting device is arranged between the two sawing devices; the sawing device comprises a sawing frame body, wherein a driving belt wheel, a driven belt wheel, a saw blade and a first high-speed spindle motor for driving the driving belt wheel are arranged on the sawing frame body; the workpiece mounting device comprises a first sliding block, the first sliding block is driven by a third servo motor, a first supporting block is arranged on the first sliding block, a workpiece mounting turntable is arranged on the first supporting block, a first gear is arranged on the workpiece mounting turntable, a fourth servo motor is arranged on the first supporting block, and a second gear is arranged on the fourth servo motor. This scheme can saw cut the work piece high-efficiently, the saw blade can be according to saw cutting the different thickness regions of work piece, makes the guide block can the guide effect of automatic adjustment to the saw blade.

Description

High-efficient sawing machine with double saw frames

Technical Field

The utility model relates to a sawing machine, especially a high-efficient sawing machine of two saw framves.

Background

The most feared when a workpiece is sawed by a saw blade is the inconsistency of the thickness of the workpiece, the inconsistency of the thickness of the workpiece can cause uneven stress when the saw blade cuts the workpiece, the cutting speed of the saw blade driven by a motor keeps constant speed, so that the situation that the saw blade is subjected to resistance aggravated deformation and increased when the saw blade meets a thick area of the workpiece is easily caused, and the situation that the saw blade is broken is easily caused. The heat increases, the saw blade easily receives the heat altered shape, the saw blade will take place the micro-distortion, thereby the condition that just can take place to warp the increase for a long time lasts the cutting, thereby very easily cause the cracked condition of saw blade, in order to deal with this problem, traditionally all be the manual control sawing machine to the cutting speed of saw blade with feed and control, be similar to manual lathe and carry out hand-cranking operation, to the cutting speed of saw blade with feed real-time adjustment, very test workman's experience, however, when the workman also has the mistake, often also can be when cutting thick area to the saw blade, the feed rate of saw blade and the cutting speed of saw blade are still very fast, thereby cause the saw blade fracture, this kind of mode that cuts and saw cuts the work piece is not only time-consuming, hard, the recruitment is big, and manufacturing cost is also high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve above-mentioned prior art's shortcoming, provide one kind can carry out the saw blade to saw cutting the different thickness regions of work piece and warp the guide and cutting speed carries out the high-efficient sawing machine of two saw framves that control according to saw cutting the different thickness of work piece, satisfied manufacturing enterprise saw cut the work piece to take different thickness and carry out the high efficiency saw cut, prevent the demand that the saw blade cut off when saw cutting.

The utility model provides a technical scheme that its technical problem adopted: the double-sawhorse high-efficiency sawing machine comprises a base, wherein a pair of sawing devices which are oppositely arranged are arranged on the base, and a workpiece mounting device arranged on the base is arranged between the two sawing devices; the sawing device comprises a sawing frame body connected to the base in a sliding mode in the X direction, a driving belt wheel and a driven belt wheel are mounted on the sawing frame body, a saw blade is mounted between the driving belt wheel and the driven belt wheel, the driving belt wheel is driven by a first high-speed spindle motor fixed on the sawing frame body, a first lead screw nut is fixed on the sawing frame body, a first supporting seat is fixed on the base, a first servo motor is fixed on the first supporting seat, and a lead screw driven by the first servo motor is in threaded fit with the first lead screw nut; the workpiece mounting device comprises a first sliding block which is connected to the base in a sliding mode in the Y direction, the first sliding block is driven by a third servo motor which is fixed to the base, a first supporting block is fixed to the first sliding block, a workpiece mounting rotary disc is connected to the first supporting block in a rotating mode, a first gear is fixed to the workpiece mounting rotary disc, a fourth servo motor is fixed to the first supporting block, a second gear which is meshed with the first gear is fixed to a rotating shaft of the fourth servo motor, and a positioning column is fixed to the center of the top end of the workpiece mounting rotary disc. The sawing device is used for sawing a sawing workpiece; the workpiece mounting device is used for mounting the workpiece and driving the workpiece to rotate by 90 degrees and then providing a saw blade for cutting the sawed workpiece; the working principle of the sawing device here is: the first high-speed spindle motor is started, the first high-speed spindle motor can drive the driving wheel to rotate at a high speed and drive the saw blade to rotate at a high speed, then the first servo motor drives the lead screw to rotate, the lead screw rotates to drive the first lead screw nut to move, and the first lead screw nut is fixed at the sawing frame body, so that the sawing frame body is driven to move along the X direction and the saw blade is driven to move along the X direction; the working principle of the workpiece mounting device is as follows: positioning a sawing workpiece at a workpiece mounting turntable through a positioning column, pressing the sawing workpiece at the workpiece mounting turntable through a threaded hole on the positioning column by using a fastener, and then, when the sawing workpiece needs to be displaced along the Y direction, only starting a third servo motor, wherein the third servo motor can drive the sawing workpiece on the workpiece mounting turntable to move along the Y direction, so that the sawing workpiece can be sawn by a saw blade at a specified position, and then, the sawing workpiece is sawn by using the saw blade, when the sawing workpiece on the workpiece mounting turntable needs to be rotated for 90-degree reversing machining, starting a fourth servo motor, wherein the fourth servo motor can drive a second gear to rotate, the second gear can drive a first gear to rotate, so as to drive the workpiece mounting turntable to rotate and synchronously drive the sawing workpiece to rotate for 90 degrees and then stop, the other side of the sawing workpiece can be sawn again by using the saw blade again; the third servo motor is used for driving the saw cutting workpiece to move in the Y direction for a plurality of times, only the third servo motor needs to be started to drive the first sliding block to stop the saw cutting workpiece after moving a small distance, and the saw blades on the two saw cutting devices are reused to saw the saw cutting workpiece for a plurality of times.

Further perfecting, be fixed with the brake disc on the work piece installation carousel, be fixed with the second supporting seat on the first supporting block, be fixed with a pair of first pneumatic cylinder that relative symmetry set up on the second supporting seat, all be fixed with the preforming that is located brake disc upper and lower both sides on the piston rod of two first pneumatic cylinders. The brake disc, the supporting seat, the first hydraulic cylinder and the pressing sheet are used for pressing the brake disc by utilizing the pressing sheet on the first hydraulic cylinder after the workpiece mounting turntable drives the workpiece to rotate to a specified position, so that the workpiece mounting turntable is locked, and the sawing workpiece mounted on the workpiece mounting turntable can be stably processed without deviating.

Further perfection, and brake pads are fixed on the two pressing plates. The effect of brake block here is, can be so that the work piece installation carousel is stopped more firmly to can brake the rotation of work piece installation carousel more easily, brake the effect better, can not make work piece installation carousel take place to deflect moreover, thereby better to the processing effect of work piece.

Further perfect, saw cut and be fixed with the mount pad on the support body, there is the rack along "Z" direction longitudinal sliding on the mount pad, and the top of rack is fixed with the guide block, and it has vertical clearing hole to open on the guide block, and the saw blade passes the cooperation and is in vertical through-hole department, rotates on the mount pad and is connected with the pivot, is fixed with the gear together with the rack cooperation in the pivot, is fixed with the rotatory speed reduction servo motor of drive pivot on the mount pad. The guide block, the rack, the gear and the speed reduction servo motor have the effects that the guide block can move according to areas with different thicknesses of the saw cutting workpieces, so that the saw blade can be adjusted in the Z direction according to the areas with different thicknesses of the workpieces when the saw blade saw the workpieces, and the saw blade is prevented from deforming and breaking due to overlarge stress; the longitudinal passage hole is used for the passage of the saw blade; the speed reduction servo motor, the rack and the gear have the effects that the gear can be driven to rotate through the speed reduction servo motor, the gear drives the rack to move longitudinally, so that the guide block can be driven to correspond to the position of X, Y, Z according to different thickness areas of a workpiece cut by the saw blade, and the guide block can move, so that the saw blade is suitable for guiding the saw blade which can float when the saw blade cuts the different thickness areas of the workpiece, and the situation that the saw blade is broken due to excessive deformation caused by stress when the saw blade cuts the thick area of the workpiece is avoided; when the saw blade touches the work piece that saw cuts of thickness inequality, the guide block can be according to saw cutting the different thickness regions of work piece, adjust the upper and lower position of guide block and the cutting speed that feeds of saw blade, the upper and lower position of guide block and the cutting speed that feeds of saw blade are regional corresponding with "X, Y, Z" according to the different thickness of cutting work piece, thereby when accomplishing the region to saw cutting the different thickness of work piece and cutting, can lead to the saw blade and carry out thickness different region to the saw blade and carry out cutting speed control, thereby avoid the too big and cutting speed of saw blade deflection too fast and cause the condition of saw blade easy fracture to take place.

Further perfect, all be equipped with the stopper on the both ends terminal surface of vertical clearing hole, all opened first screw hole on two stoppers, the mounting hole has all been opened at the both ends of guide block, and hexagon socket head cap screw with first screw hole complex is all installed to two mounting holes, and the both sides end four corners of guide block all opens there is the second screw hole, and each second screw hole department all installs set screw. The limiting blocks, the first threaded holes, the mounting holes, the hexagon socket head bolts, the second threaded holes and the positioning screws have the effects that the distance between the two limiting blocks can be adjusted, so that the saw blade is suitable for saw blades with different thicknesses, the guide blocks can guide the saw blade more accurately, the phenomenon that the saw blade deforms too much when the saw blade cuts a thick area of a workpiece due to the fact that the width of the longitudinal through hole is not matched with the thickness of the saw blade is avoided, and the phenomenon that the saw blade is easy to break is avoided; the steps of replacing the two limiting blocks are as follows: when the distance between the two limiting blocks needs to be reduced, only the shorter hexagon socket head cap screw needs to be replaced to be matched with the first threaded hole, and the distance between the two limiting blocks can be adjusted by replacing the shorter positioning screw for pushing against the limiting blocks.

Further perfection, a chip cleaner used for conveying the cutting chips of the workpiece is fixed on the base. The chip cleaner is used for collecting chips cut by the saw blade on a workpiece and discharging the chips to a designated area for processing; the chip cleaner is a product existing in the market, and can be selected from companies such as Changzhou ohm machine tool accessory company Limited and Cangzhou creative mechanical manufacturing company Limited.

The P L C controller and the control display screen are in circuit connection, the P L C controller and the control display screen are in effect that the P L C controller and the control display screen can drive the guide block to move left, right, up and down along the coordinate characteristic of X, Y, Z, the guide block guides the saw blade according to different thickness areas of the workpiece and is combined with corresponding X, Y, Z, so that the guide position of the guide block on the saw blade can be adjusted when the saw blade cuts the different thickness areas of the workpiece, the situation that the saw blade is prone to fracture due to too large resistance when the saw blade cuts the thick area of the workpiece is avoided, and the P L C controller in the scheme is a universal editable logic controller on the market and can select a P L, a P8292, a P493C 2, a P3C 3 and a P3C 23 of Unicheng products.

The utility model discloses profitable effect is: the utility model has the advantages of ingenious and reasonable structural design, utilize two saw cutting devices to saw cut the both ends of work piece simultaneously and operate, utilize workpiece setting device can install saw cut the work piece and can drive saw cut the work piece and rotate 90, saw cut the work piece after rotating 90 can be saw cut by two saw cutting devices once more, saw cut twice to the work piece in the same direction, can utilize workpiece setting device to drive saw cut the work piece and move a segment distance along the direction of "Y", thereby reuse two saw cutting devices can saw cut the work piece different positions again and operate, utilize guide block, rack, gear, speed reduction servo motor can be according to saw cut the different regions of work piece thickness, the guide block can move, thereby when being applicable to saw cut the work piece according to the different thickness regions of work piece, and make the adjustment in the direction of "Z", thereby make the saw blade avoid the condition that the atress is too big and causes the deformation fracture to take place, the cutting machining mode for the saw-cut workpiece does not need multiple clamping, is high in machining precision, high in efficiency and low in production cost, and is worthy of popularization and application.

Drawings

Fig. 1 is a first perspective view of the present invention;

FIG. 2 is a second perspective view of the middle sawing device area of the present invention;

FIG. 3 is a third perspective view of the workpiece mounting device area of the present invention;

FIG. 4 is an enlarged view of a portion of the area A of FIG. 2;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;

fig. 6 is a schematic structural view of the guide block region in the present invention;

FIG. 7 is a fourth perspective view of the saw cutting workpiece of the present invention mounted on the workpiece mounting device;

FIG. 8 is a fifth perspective view of a sawing workpiece according to the second embodiment of the present invention;

FIG. 9 is a schematic view of the saw cutting workpiece of the present invention mounted on the workpiece mounting turntable;

fig. 10 is a flow chart of the working principle of the present invention.

The reference numbers indicate that the base 1, the sawing device 2, the sawing frame body 2-1, the driving belt wheel 2-2, the driven belt wheel 2-3, the saw blade 2-4, the first high-speed spindle motor 2-5, the first lead screw nut 2-6, the first support base 2-7, the first servo motor 2-8, the lead screw 2-9, the workpiece mounting device 3, the first slider 3-1, the third servo motor 3-2, the first support block 3-3, the workpiece mounting rotary disc 3-4, the first gear 3-4a, the positioning column 3-4b, the brake disc 3-4C, the fourth servo motor 3-5, the second gear 3-5a, the second support base pressing sheet 4, the first hydraulic cylinder 5, the brake sheet 6-1, the mounting base 7, the rack 8, the guide block 9, the longitudinal screw through hole 9-1, the mounting hole 9-2, the second threaded hole 9-3, the rotating shaft 10, the rotating shaft 11, the servo motor 12, the gear 13, the first threaded hole 13-1, the first threaded hole 14, the hexagonal bolt positioner 19, the saw control area 18, the chip removal display screen 18-17, the chip removal display screen 18.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to the accompanying drawings: the double-sawhorse efficient sawing machine comprises a base 1, wherein a pair of oppositely arranged sawing devices 2 are mounted on the base 1, and a workpiece mounting device 3 mounted on the base 1 is arranged between the two sawing devices 2; the sawing device 2 comprises a sawing frame body 2-1 connected to a base 1 in a sliding mode in the X direction, a driving belt wheel 2-2 and a driven belt wheel 2-3 are installed on the sawing frame body 2-1, a saw blade 2-4 is installed between the driving belt wheel 2-2 and the driven belt wheel 2-3, the driving belt wheel 2-2 is driven by a first high-speed spindle motor 2-5 fixed on the sawing frame body 2-1, a first lead screw nut 2-6 is fixed on the sawing frame body 2-1, a first supporting seat 2-7 is fixed on the base 1, a first servo motor 2-8 is fixed on the first supporting seat 2-7, and a lead screw 2-9 driven by the first servo motor 2-8 is in threaded fit on the first lead screw nut 2-6; the workpiece mounting device 3 comprises a first sliding block 3-1 which is connected to a base 1 in a sliding mode in the Y direction, the first sliding block 3-1 is driven by a third servo motor 3-2 which is fixed to the base 1, a first supporting block 3-3 is fixed to the first sliding block 3-1, a workpiece mounting rotary table 3-4 is connected to the first supporting block 3-3 in a rotating mode, a first gear 3-4a is fixed to the workpiece mounting rotary table 3-4, a fourth servo motor 3-5 is fixed to the first supporting block 3-3, a second gear 3-5a which is meshed with the first gear 3-4a is fixed to a rotating shaft of the fourth servo motor 3-5, and a positioning column 3-4b is fixed to the center of the top end of the workpiece mounting rotary table 3-4.

Brake discs 3-4c are fixed on the workpiece mounting turntables 3-4, a second supporting seat 4 is fixed on the first supporting blocks 3-3, a pair of first hydraulic cylinders 5 which are symmetrically arranged oppositely is fixed on the second supporting seat 4, and pressing sheets 6 which are positioned at the upper side and the lower side of the brake discs 3-4c are fixed on piston rods of the two first hydraulic cylinders 5.

The brake pads 6-1 are fixed on the two pressing sheets 6.

The sawing frame body 2-1 is fixedly provided with a mounting seat 7, a rack 8 longitudinally slides on the mounting seat 7 along the Z direction, the top end of the rack 8 is fixedly provided with a guide block 9, the guide block 9 is provided with a longitudinal through hole 9-1, a saw blade 2-4 penetrates through the longitudinal through hole 9-1, the mounting seat 7 is rotatably connected with a rotating shaft 10, the rotating shaft 10 is fixedly provided with a gear 11 matched with the rack 8, and the mounting seat 7 is fixedly provided with a speed reduction servo motor 12 driving the rotating shaft 10 to rotate.

The end faces of two ends of the longitudinal through hole 9-1 are respectively provided with a limiting block 13, the two limiting blocks 13 are respectively provided with a first threaded hole 13-1, two ends of the guide block 9 are respectively provided with a mounting hole 9-2, the two mounting holes 9-2 are respectively provided with an inner hexagonal bolt 14 matched with the first threaded hole 13-1, four corners of two side ends of the guide block 9 are respectively provided with a second threaded hole 9-3, and each second threaded hole 9-3 is provided with a positioning screw 15.

A chip ejector 16 for conveying the cutting chips of the workpiece is fixed on the base 1.

The sawing frame body 2-1 is provided with a P L C controller 17 and an operation display screen 18, and the P L C controller 17 is connected with the operation display screen 18, a first high-speed spindle motor 2-5, a first servo motor 2-8, a third servo motor 3-2, a fourth servo motor 3-5, a speed reduction servo motor 12 and a chip cleaner 16 through circuits.

The working principle of the utility model is that a saw cutting workpiece 19 is firstly installed at a workpiece installation turntable 3-4, then a control display screen 18 is used to start a P L C controller 17, the P L C controller 17 controls to start two first hydraulic cylinders 5, the two first hydraulic cylinders 5 control two pressing sheets 6 to mutually approach and press at a brake sheet 6-1, thereby ensuring that the workpiece installation turntable 3-4 does not deflect, the saw cutting workpiece 19 is more stable when being cut by the saw blade 2-4, the precision is higher, then, a first high-speed spindle motor 2-5 on the two saw cutting devices 2 is simultaneously started, the first high-speed spindle motor 2-5 drives the saw blade 2-4 to rotate at high speed, the first servo motor 2-8 drives a lead screw 2-9 to rotate, the lead screw 2-9 drives a first lead screw nut 2-6 to move, thereby the first lead screw nut 2-1 drives two saw cutting frame bodies 2-1 to mutually approach and drive the saw blade 2-4 to mutually operate the workpiece 19 according to the saw cutting frame 19-4 to mutually and drive the saw blade 19 to drive the saw cutting area 2-4 to mutually to drive the saw cutting area 2-4 to work piece 19 to move when the servo motor 2-4 drives the servo motor 2-4 to move, the saw cutting area, the saw blade 19, the saw cutting area to move, the saw cutting area 2-4 to move, the saw blade 19, the saw cutting area can be driven to move, the saw cutting area, the saw blade 2-4 to move, the saw cutting area can be driven to move, the saw blade 2-4 to move, the saw cutting area can be driven to move, the saw cutting area can be driven to move, the saw cutting area, the saw blade 2-4 to move, the work piece, the saw cutting area can be driven to move, the saw blade 2-4 to move, the saw blade 2-4 to move, the work piece can be driven to move, the work piece, the saw blade is driven to move, the work piece 2-4 to move, the work piece, the saw the work piece 2-4 to move, the work piece can be driven to move, the saw blade, the work piece can be driven to move, the saw blade is driven to move, the work piece 2-4 to move, the work piece, the saw blade is driven to move, the depth of the work piece 2-4 to move, the saw blade is reduced, the work piece when the work piece 2-4 to move, the thickness of the saw blade is increased, the depth of the.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (7)

1. The utility model provides a high-efficient sawing machine of two saw framves, includes base (1), characterized by: a pair of sawing devices (2) which are oppositely arranged are arranged on the base (1), and a workpiece mounting device (3) which is arranged on the base (1) is arranged between the two sawing devices (2);

saw cut device (2) including saw cutting support body (2-1) along "X" direction sliding connection on base (1), saw cut and install driving pulley (2-2) and driven pulleys (2-3) on support body (2-1), install saw blade (2-4) between driving pulley (2-2) and driven pulleys (2-3), driving pulley (2-2) is through fixing first high-speed spindle motor (2-5) drive on saw cutting support body (2-1), be fixed with first lead screw nut (2-6) on saw cutting support body (2-1), be fixed with first supporting seat (2-7) on base (1), be fixed with first servo motor (2-8) on first supporting seat (2-7), the first screw nut (2-6) is in threaded fit with a screw (2-9) driven by a first servo motor (2-8);

the workpiece mounting device (3) comprises a first sliding block (3-1) which is connected to a base (1) in a sliding mode along the Y direction, the first sliding block (3-1) is driven by a third servo motor (3-2) fixed to the base (1), a first supporting block (3-3) is fixed on the first sliding block (3-1), a workpiece mounting turntable (3-4) is connected to the first supporting block (3-3) in a rotating mode, a first gear (3-4a) is fixed on the workpiece mounting turntable (3-4), a fourth servo motor (3-5) is fixed on the first supporting block (3-3), a second gear (3-5a) meshed with the first gear (3-4a) is fixed on a rotating shaft of the fourth servo motor (3-5), a positioning column (3-4b) is fixed at the center of the top end of the workpiece mounting turntable (3-4).

2. The double-sawhorse high-efficiency sawing machine as claimed in claim 1, wherein: the brake disc (3-4c) is fixed on the workpiece mounting rotary disc (3-4), the second supporting seat (4) is fixed on the first supporting block (3-3), a pair of first hydraulic cylinders (5) which are symmetrically arranged oppositely is fixed on the second supporting seat (4), and pressing sheets (6) which are positioned at the upper side and the lower side of the brake disc (3-4c) are fixed on piston rods of the two first hydraulic cylinders (5).

3. The double-sawhorse high-efficiency sawing machine as claimed in claim 2, wherein: brake pads (6-1) are fixed on the two pressing sheets (6).

4. The double-sawhorse high-efficiency sawing machine as claimed in claim 3, wherein: saw cut and be fixed with mount pad (7) on support body (2-1), it has rack (8) to follow "Z" direction longitudinal sliding on mount pad (7), the top of rack (8) is fixed with guide block (9), it has vertical clearing hole (9-1) to open on guide block (9), saw blade (2-4) pass vertical clearing hole (9-1) department, it is connected with pivot (10) to rotate on mount pad (7), be fixed with gear (11) together with rack (8) cooperation on pivot (10), be fixed with rotatory speed reduction servo motor (12) of drive pivot (10) on mount pad (7).

5. The double-sawhorse high-efficiency sawing machine as claimed in claim 4, wherein: all be equipped with stopper (13) on the both ends terminal surface of vertical clearing hole (9-1), two first screw hole (13-1) have all been opened on stopper (13), mounting hole (9-2) have all been opened at the both ends of guide block (9), two hexagonal bolt (14) in with first screw hole (13-1) complex are all installed to mounting hole (9-2), second screw hole (9-3) have all been opened in the both sides end four corners of guide block (9), each set screw (15) are all installed in second screw hole (9-3) department.

6. The double-sawhorse high-efficiency sawing machine as claimed in claim 5, wherein: a chip cleaner (16) used for conveying cutting chips of the workpiece is fixed on the base (1).

7. The double-sawhorse efficient sawing machine as claimed in claim 6, wherein the sawing frame body (2-1) is provided with a P L C controller (17) and an operation display screen (18), and the P L C controller (17) is connected with the operation display screen (18), a first high-speed spindle motor (2-5), a first servo motor (2-8), a third servo motor (3-2), a fourth servo motor (3-5), a speed reduction servo motor (12) and a chip cleaner (16) through lines.

Images