CN111421596A - Ultrasonic cutting device - Google Patents

Abstract

An ultrasonic cutting device, the invention relates to the technical field of cutting equipment, an ultrasonic cutting mechanism is arranged on the rear side of the upper part of the box body; the front and rear sides of the left and right ends of the top surface of the box body are symmetrically penetrated with internally threaded pipes, and the internal threaded pipes are The fixed sleeve is provided with synchronizing wheels, and the synchronizing wheels on the front and rear sides are rotatably connected by synchronous belts; after the lower end of the inner threaded pipe on the rear side passes through the top surface of the box body, it is rotatably arranged on the inner bottom surface of the box body through bearings; The No. 2 motor is fixedly connected to the lower end of the female threaded pipe on the front side; the No. 2 motor on the left is fixed on the inner bottom surface of the box through the motor bracket; the upper ends of several female threaded pipes are inserted with screws through threaded rotation The upper end of the screw is fixedly connected with a pressure block, which can press the material to be cut through the device, effectively preventing the cutting material from wrinkling, improving the cutting neatness of the ultrasonic cutter head, and thus improving the quality of the product.

Description

An ultrasonic cutting device

technical field

The invention relates to the technical field of cutting equipment, in particular to an ultrasonic cutting device.

Background technique

The ultrasonic cutting device does not need a very sharp blade, does not require a lot of pressure, and will not cause chipping or damage. It is often used for effective cutting of soft and elastic materials such as fabrics and plastics. , When cutting, the material to be cut is prone to wrinkle, so that the cloth is offset, resulting in the phenomenon of irregular edge cutting, which needs to be improved urgently.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an ultrasonic cutting device with a simple structure, reasonable design and convenient use in view of the defects and deficiencies of the prior art, which can press the material to be cut through the device, effectively prevent the cutting material from being wrinkled, and improve the The cutting neatness of the ultrasonic cutter head is improved, thereby improving the quality of the product.

In order to achieve the above purpose, the technical scheme adopted in the present invention is as follows: it includes a box body, a universal wheel and an electric control box; the four corners of the bottom of the box body are provided with universal wheels, and the left side wall of the box body is fixedly arranged There is an electric control box; it also includes an ultrasonic cutting mechanism and a pressing mechanism; the rear side of the upper part of the box is provided with an ultrasonic cutting mechanism; the ultrasonic cutting mechanism includes No. 1 slide rail, No. 1 slider, No. 1 motor, and rack. , gear, mounting seat, No. 2 slide rail, No. 2 slider, ultrasonic generator, ultrasonic cutter head, cross bar, No. 3 slide rail, No. 3 slider, No. 1 push rod and No. 2 push rod; top of the box A No. 1 slide rail is fixed on the rear side of the No. 1 slide rail, and a No. 1 slider is slidably arranged on the upper part of the No. 1 slide rail; a No. 1 motor is fixed on the rear side wall of the No. 1 slider through a motor bracket, and the output end of the No. 1 motor is fixedly arranged There are gears, a rack is fixed on the rear side wall of the box, and the gears are meshed with the racks; the upper part of the No. 1 slider is vertically fixed with a mounting seat, and the mounting seat is arranged in an inverted "L" shape; the mounting seat The No. 2 slide rail is fixed on the front side wall of the No. 2 slide rail, the upper part of the No. 2 slide rail is slid up and down with the No. 2 slider, the front side wall of the No. 2 slider is vertically fixed with a cross bar, and the bottom of the cross bar The No. 3 slide rail is provided, the No. 3 slide rail is slid back and forth with a No. 3 slider, an ultrasonic generator is fixed on the bottom surface of the No. 3 slider, and an ultrasonic cutter head is fixed on the output end of the ultrasonic generator; A No. 1 push rod is vertically fixed on the horizontal end of the side, and the lower end of the No. 1 push rod is fixedly connected with the upper side of the cross rod; the No. 2 push rod is fixed on the cross rod on the rear side of the No. 2 slide rail through a connecting plate. The front end of the No. push rod is fixedly connected with the ultrasonic generator; the No. 1 push rod, No. 2 push rod, ultrasonic generator and No. 1 motor are all connected with the power supply in the electric control box;

The pressing mechanism includes a No. 2 motor, a synchronous wheel, a synchronous belt, an inner threaded pipe, a screw rod, a pressing block and a connecting rod; the front and rear sides of the left and right ends of the top surface of the box body are symmetrically penetrated with an inner threaded pipe, and the inner threaded pipe The upper part is fixedly sleeved with synchronizing pulleys, and the synchronizing pulleys on the front and rear sides are rotatably connected by synchronous belts; after the lower end of the inner threaded pipe on the rear side passes through the top surface of the box body, it is rotatably set on the inner bottom surface of the box body through bearings. The lower end of the inner threaded pipe on the front side is fixedly connected with the No. 2 motor, and the No. 2 motor is connected with the power supply in the electric control box; the No. 2 motor on the left is fixed on the inner bottom surface of the box through the motor bracket; The upper ends of each of the internally threaded pipes are inserted with threaded rods through threaded rotation, the upper ends of the threaded rods are fixedly connected with pressing blocks, and the pressing blocks on the left and right sides on the same side are fixedly connected by connecting rods.

Further, the No. 4 slide rail is fixedly arranged on the right side of the bottom surface of the box, the upper part of the No. 4 slide rail is slid left and right with a No. 4 slider, and the No. 2 motor on the right is fixed on the No. 4 through the motor bracket. The upper part of the slider; the bottom surface of the box on the left side of the No. 4 slide rail is fixedly provided with a No. 3 push rod through a connecting plate, and the right end of the No. 3 push rod is fixedly connected with the left side wall of the No. 4 slider; the said No. 3 push rod The rod is connected to the power supply in the electric control box; the front and rear sides of the top surface of the box are symmetrically provided with chute, and the inner threaded pipe on the right side is slidably arranged inside the chute; the extension of the third push rod drives the fourth slide The block moves left and right on the No. 4 slide rail, so that the spacing between the pressing blocks on the left and right sides can be adjusted to suit the cutting of materials of different lengths.

Further, a pressure sensor is fixedly embedded in the inner bottom of the pressure block, and the pressure sensor is connected to the power supply in the electric control box; the pressure sensor detects the pressure between the pressure block and the material to be cut in time.

Further, a rubber gasket is fixed on the bottom surface of the pressing block, and the rubber gasket increases the firmness of pressing between the pressing block and the material to be cut, and increases the frictional force.

Further, the top surface of the box on the left and right sides of the No. 1 slide rail is fixedly provided with a start-stop photoelectric, which is connected to the power supply in the electric control box; the start-stop photoelectric is used to control the stroke of the No. 1 slider to prevent derailment. .

Further, a cooling fan is fixedly embedded in the middle of the rear side wall of the box body, and the input end of the cooling fan is communicated with the inside of the box body; the cooling fan is connected to the power supply in the electric control box; two The No. 2 motor is sealed inside the box to work. When the No. 2 motor runs for a long time, the No. 2 motor generates heat, and the cooling fan discharges the heat inside the box.

The working principle of the present invention: the cloth or plastic to be cut is placed on the top surface of the box, the No. 2 motor is turned on through the electric control box, and the output end of the No. 2 motor drives the inner threaded pipe to rotate. The thread is connected with the inner threaded pipe, and the screw gradually moves downward, thereby driving the pressing block to be pressed on the four corners of the material; after the pressing is completed, the No. 1 motor, No. 1 push rod and No. 2 push rod are turned on through the The output end of the No. 1 motor drives the gear to rotate. Due to the meshing of the gear and the rack, the No. 1 motor drives the No. 1 slider to move left and right on the No. 1 slide rail. The extension and shortening of the No. 1 push rod drives the cross bar to pass through the No. 2 slider. Move up and down on the No. 2 slide rail, the extension and shortening of the No. 2 push rod drive the No. 3 slider to move back and forth on the No. 3 slide rail, that is, to adjust the cutting position of the ultrasonic generator and the ultrasonic cutter head. The ultrasonic wave generated by the generator is emitted through the ultrasonic cutter head to cut the material.

After adopting the above-mentioned structure, the beneficial effects of the present invention are:

1. The material to be cut is pressed through the device by the pressing mechanism, which effectively prevents the cutting material from wrinkling, improves the cutting neatness of the ultrasonic cutter head, and thus improves the quality of the product;

2. The ultrasonic generator and ultrasonic cutter head are adjusted in X, Y and Z directions through the ultrasonic cutting mechanism, which is convenient for cutting to all directions of the material.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is an enlarged view of part A in FIG. 1 .

FIG. 3 is a left side view of FIG. 1 .

FIG. 4 is a rear view of FIG. 1 .

Description of reference numbers:

Box 1, universal wheel 2, electric control box 3, ultrasonic cutting mechanism 4, No. 1 slide rail 4-1, No. 1 slider 4-2, No. 1 motor 4-3, rack 4-4, gear 4 -5. Mounting seat 4-6, No. 2 slide rail 4-7, No. 2 slider 4-8, Ultrasonic generator 4-9, Ultrasonic cutter head 4-10, Cross bar 4-11, No. 3 slide rail 4 -12, No. 3 slider 4-13, No. 1 push rod 4-14, No. 2 push rod 4-15, pressing mechanism 5, No. 2 motor 5-1, synchronous wheel 5-2, synchronous belt 5-3, Internal threaded pipe 5-4, screw 5-5, pressure block 5-6, connecting rod 5-7, No. 4 slide rail 6, No. 4 slider 7, No. 3 push rod 8, chute 9, pressure sensor 10, Rubber gasket 11 , start and stop photoelectric 12 , cooling fan 13 .

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings.

Referring to Figures 1-3, the technical solution adopted in this specific embodiment is: it includes a box body 1, a universal wheel 2 and an electric control box 3; the box body 1 is a hollow iron metal box, and the box body 1 The four corners of the bottom are provided with a universal wheel 2 through bolts. The universal wheel 2 adopts a roller with a self-braking function. An electric control box 3 is fixed on the left side wall of the box body 1 through bolts. The inside of the box 3 is provided with a power supply and a KS02Y controller; it also includes an ultrasonic cutting mechanism 4 and a pressing mechanism 5; the rear side of the upper part of the box body 1 is provided with an ultrasonic cutting mechanism 4; The ultrasonic cutting mechanism 4 includes a No. 1 slide rail 4-1, No. 1 slider 4-2, No. 1 motor 4-3, Rack 4-4, Gear 4-5, Mounting seat 4-6, No. 2 slide rail 4-7, No. 2 slider 4- 8. Ultrasonic generator 4-9, ultrasonic cutter head 4-10, cross bar 4-11, No. 3 slide rail 4-12, No. 3 slider 4-13, No. 1 push rod 4-14 and No. 2 push rod 4-15; the rear side of the top of the box 1 is fixed with a No. 1 slide rail 4-1 by bolts, and the upper part of the No. 1 slide rail 4-1 is slidably provided with a No. 1 slider 4-2; the No. 1 slide rail 4-1 is around The top surface of the box 1 on both sides is fixed with a start-stop photoelectric 12 by bolts. The start-stop photoelectric 12 adopts an infrared start-stop switch, and the start-stop photoelectric 12 is connected with the power supply in the electric control box 3; the start-stop photoelectric 12 is used to control the No. 1 slide The stroke of block 4-2 can prevent derailment; the rear side wall of No. 1 slider 4-2 is fixed with a motor bracket and bolts to fix a No. 1 motor 4-3. The model used by No. 1 motor 4-3 is PANASONIC's A5 servo Motor, a gear 4-5 is fixedly welded on the output end of the No. 1 motor 4-3, a rack 4-4 is fixed on the rear side wall of the box body 1, and the gear 4-5 is in phase with the rack 4-4. Mesh setting; the upper part of the No. 1 slider 4-2 is vertically fixed with a mounting seat 4-6 by bolts, and the mounting seat 4-6 is arranged in an inverted "L" shape; the front side wall of the mounting seat 4-6 is fixed by bolts The No. 2 slide rail 4-7 is provided, the upper part of the No. 2 slide rail 4-7 is slid up and down with a No. 2 slider 4-8, and the front side wall of the No. 2 slider 4-8 is vertically fixed and welded with a cross bar 4-11, the bottom surface of the cross bar 4-11 is fixed with the third sliding rail 4-12 by bolts, and the third sliding rail 4-12 is slidingly arranged with the third sliding block 4-13, the third sliding block 4-13 An ultrasonic generator 4-9 is fixed on the bottom surface of the ultrasonic generator 4-9 by bolts, and an ultrasonic cutter head 4-10 is fixed on the output end of the ultrasonic generator 4-9 by bolts; the horizontal end on the upper side of the mounting seat 4-6 is fixed by bolts The No. 1 push rod 4-14 is vertically fixed, and the lower end of the No. 1 push rod 4-14 is fixedly connected with the upper side of the cross bar 4-11; The plate is fixedly provided with the second push rod 4-15, and the front end of the second push rod 4-15 is fixedly connected with the ultrasonic generator 4-9; the first push rod 4-14, the second push rod 4-15, The ultrasonic generator 4-9 and the No. 1 motor 4-3 are connected to the power supply in the electric control box 3;

The pressing mechanism 5 includes a No. 2 motor 5-1, a synchronous wheel 5-2, a synchronous belt 5-3, an internally threaded pipe 5-4, a screw 5-5, a pressing block 5-6 and a connecting rod 5-7; The front and rear sides of the left and right ends of the top surface of the box body 1 are symmetrically provided with internally threaded pipes 5-4, and the internal threaded pipes 5-4 are fixedly welded and sleeved with synchronous wheels 5-2, and the synchronous wheels 5 on the front and rear sides are -2 Rotately connected through the timing belt 5-3; the lower end of the female threaded pipe 5-4 on the rear side passes through the top surface of the box body 1, and is rotatably set on the inner bottom surface of the box body 1 through a bearing; The lower end of the inner threaded pipe 5-4 is fixedly connected with the No. 2 motor 5-1. The No. 2 motor 5-1 is connected to the power supply in the electric control box 3. The model used by the No. 2 motor 5-1 is 60KTYZ; The No. 5 motor 5-1 is fixed on the inner bottom surface of the box body 1 through motor brackets and bolts; the right side of the inner bottom surface of the box body 1 is fixed with a No. 4 slide rail 6 by bolts, and the upper part of the No. 4 slide rail 6 is slid left and right. There is a No. 4 slider 7, and the No. 2 motor 5-1 on the right is fixed on the upper part of the No. 4 slider 7 through a motor bracket and bolts; the inner bottom surface of the box 1 on the left side of the No. 4 slide rail 6 is connected by a connecting plate The No. 3 push rod 8 is fixed with the bolt, and the right end of the No. 3 push rod 8 is fixedly connected with the left side wall of the No. 4 slider 7 through bolts; the No. 3 push rod 8 is connected with the power supply in the electric control box 3; The front and rear sides of the top surface of the box body 1 are symmetrically provided with chute 9, and the inner threaded pipe 5-4 on the right side is slidably arranged inside the chute 9; The No. 4 slide rail 6 moves left and right, so as to adjust the spacing between the pressing blocks 5-6 on the left and right sides to adapt to the cutting of materials of different lengths; the upper ends of several internally threaded pipes 5-4 are inserted through the thread rotation. There is a screw 5-5, the upper end of the screw 5-5 is fixedly connected with a pressure block 5-6, the left and right sides of the pressure block 5-6 on the same side are fixedly connected through the connecting rod 5-7; The bottom is fixed with a pressure sensor 10 by bolts, and the pressure sensor 10 is connected to the power supply in the electric control box 3; the pressure sensor 10 detects the pressure between the pressure blocks 5-6 and the material to be cut in time to avoid excessive pressure , damage the material, a rubber gasket 11 is fixed on the bottom surface of the pressing block 5-6, and the rubber gasket 11 increases the firmness of pressing between the pressing block 5-6 and the material to be cut, and increases the friction force;

The middle part of the rear side wall of the box body 1 is fixed and embedded with a cooling fan 13 by bolts. The model of the cooling fan 13 is Y5-47. The cooling fan 13 is connected to the power supply in the electric control box 3; the two No. 2 motors 5-1 are sealed inside the box 1 to work. When the No. 2 motor 5-1 runs for a long time, the No. 2 motor 5-1 1 generates heat, and the cooling fan 13 discharges the heat from the inside of the box 1 .

The working principle of this specific embodiment: the cloth or plastic to be cut is placed on the top surface of the box 1, the second motor 5-1 is turned on through the electric control box 3, and the output of the second motor 5-1 The end drives the inner threaded pipe 5-4 to rotate. Since the screw 5-5 is connected with the inner threaded pipe 5-4 through the thread, the screw 5-5 gradually moves downward, thereby driving the pressing block 5-6 to be pressed on the four corners of the material. ; After the pressing is completed, open the No. 1 motor 4-3, No. 1 push rod 4-14 and No. 2 push rod 4-15 through the electric control box 3, the output end of the No. 1 motor 4-3 drives the gear 4-5 to rotate, Because the gear 4-5 meshes with the rack 4-4, the No. 1 motor 4-3 drives the No. 1 slider 4-2 to move left and right on the No. 1 slide rail 4-1, and the extension and the No. 1 push rod 4-14 The shortening drives the cross bar 4-11 to move up and down on the second slide rail 4-7 through the second slider 4-8, and the extension and shortening of the second push rod 4-15 drives the third slider 4-13 to move in the third Move back and forth on the No. 4-12 slide rail, that is, adjust the cutting position of the ultrasonic generator 4-9 and the ultrasonic cutter head 4-10, and the ultrasonic waves generated by the ultrasonic generator 4-9 are emitted through the ultrasonic cutter head 4-10. , to cut the material.

After adopting the above structure, the beneficial effects of this specific embodiment are:

1. The material to be cut is pressed through the device by the pressing mechanism 5, which effectively prevents the cutting material from wrinkling, improves the cutting neatness of the ultrasonic cutter heads 4-10, and further improves the quality of the product;

2. The ultrasonic generator 4-9 and the ultrasonic cutter head 4-10 are adjusted in the X, Y and Z directions through the ultrasonic cutting mechanism 4, so as to facilitate cutting to all directions of the material.

The above is only used to illustrate the technical solution of the present invention and not to limit it. Other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solution of the present invention, as long as they do not depart from the spirit and scope of the technical solution of the present invention, should be Included within the scope of the claims of the present invention.

Claims (7)

1. An ultrasonic cutting device, which comprises a box body (1), a universal wheel (2) and an electric control box (3); universal wheels (2) are provided on the four corners of the bottom of the box body (1) , an electric control box (3) is fixedly arranged on the left side wall of the box body (1); it is characterized in that: it also includes an ultrasonic cutting mechanism (4), a pressing mechanism (5); the rear side of the upper part of the box body (1) An ultrasonic cutting mechanism (4) is provided; the ultrasonic cutting mechanism (4) comprises a No. 1 slide rail (4-1), a No. 1 slider (4-2), a No. 1 motor (4-3), a gear rack (4-4), gear (4-5), mounting seat (4-6), No. 2 sliding rail (4-7), No. 2 sliding block (4-8), ultrasonic generator (4-9), Ultrasonic cutter head (4-10), cross bar (4-11), No. 3 slide rail (4-12), No. 3 slider (4-13), No. 1 push rod (4-14) and No. 2 push rod A rod (4-15); a No. 1 slide rail (4-1) is fixedly arranged on the rear side of the top of the box (1), and a No. 1 slider (4-2) is slidably arranged on the upper part of the No. 1 slide rail (4-1). ; On the rear side wall of the No. 1 slider (4-2), a No. 1 motor (4-3) is fixedly arranged through a motor bracket, and a gear (4-5) is fixed on the output end of the No. 1 motor (4-3). , a rack (4-4) is fixedly arranged on the rear side wall of the box body (1), and the gear (4-5) is meshed with the rack (4-4); the No. 1 slider (4-2) A mounting seat (4-6) is vertically fixed on the upper part of the mounting seat (4-6), and the mounting seat (4-6) is arranged in an inverted "L" shape; the front side wall of the mounting seat (4-6) is fixedly provided with a No. 2 slide rail (4 -7), the upper part of the No. 2 slide rail (4-7) is slid up and down with the No. 2 slider (4-8), and the front side wall of the No. 2 slider (4-8) is vertically fixed with a horizontal bar ( 4-11), the No. 3 slide rail (4-12) is fixedly arranged on the bottom surface of the cross bar (4-11), and the No. 3 slide rail (4-12) is slid back and forth with a No. 3 slider (4-13), An ultrasonic generator (4-9) is fixedly arranged on the bottom surface of the No. 3 slider (4-13), and an ultrasonic cutter head (4-10) is fixedly arranged on the output end of the ultrasonic generator (4-9); (4-6) A No. 1 push rod (4-14) is vertically fixed on the horizontal end of the upper side, and the lower end of the No. 1 push rod (4-14) is fixedly connected with the upper side of the cross rod (4-11); two The No. 2 push rod (4-15) is fixed on the cross bar (4-11) on the rear side of the No. 1 slide rail (4-7) through the connecting plate, and the front end of the No. 2 push rod (4-15) is connected to the ultrasonic generator. (4-9) Fixed connection; the No. 1 push rod (4-14), the No. 2 push rod (4-15), the ultrasonic generator (4-9) and the No. 1 motor (4-3) are all connected with the power connection in the electric control box (3); The pressing mechanism (5) comprises a No. 2 motor (5-1), a synchronous wheel (5-2), a synchronous belt (5-3), an internally threaded pipe (5-4), a screw (5-5), The pressing block (5-6) and the connecting rod (5-7); the front and rear sides of the left and right ends of the top surface of the box body (1) are symmetrically provided with internally threaded pipes (5-4), and the internal threaded pipes (5-4 ) are fixedly sleeved with synchronizing pulleys (5-2), and the synchronizing pulleys (5-2) on the front and rear sides are rotatably connected by synchronizing belts (5-3); the inner threaded pipe (5-4) on the rear side After passing through the top surface of the box body (1), the lower end of the tube is rotated on the inner bottom surface of the box body (1) through the bearing; the lower end of the inner threaded pipe (5-4) on the front side is fixedly connected with the No. 2 motor (5). -1), the No. 2 motor (5-1) is connected to the power supply in the electric control box (3); the No. 2 motor (5-1) on the left is fixed on the inner bottom surface of the box (1) through the motor bracket The upper ends of several internally threaded pipes (5-4) are inserted with screw rods (5-5) through threaded rotation, and the upper ends of the screw rods (5-5) are fixedly connected with pressure blocks (5-6), and the left and right sides The pressing blocks (5-6) on the same side are fixedly connected by connecting rods (5-7). 2. An ultrasonic cutting device according to claim 1, characterized in that: the right side of the inner bottom surface of the box body (1) is fixedly provided with a No. 4 slide rail (6), a No. 4 slide rail (6) The No. 4 slider (7) is slid left and right on the upper part of the motor, and the No. 2 motor (5-1) on the right is fixed on the upper part of the No. 4 slider (7) through the motor bracket; A No. 3 push rod (8) is fixedly arranged on the inner bottom surface of the side box (1) through a connecting plate, and the right end of the No. 3 push rod (8) is fixedly connected with the left side wall of the No. 4 slider (7); the said The No. 3 push rod (8) is connected to the power supply in the electric control box (3); the front and rear sides of the top surface of the box (1) are symmetrically provided with chute (9), and the inner threaded pipe (5-4) located on the right ) is slidably arranged inside the chute (9); the No. 4 slider (7) is moved left and right on the No. 4 slide rail (6) through the expansion and contraction of the No. 3 push rod (8), so that the pressure blocks on the left and right The spacing between (5-6) can be adjusted to suit different lengths of material for cutting. 3. An ultrasonic cutting device according to claim 1, characterized in that: a pressure sensor (10) is fixedly embedded in the inner bottom of the pressing block (5-6), and the pressure sensor (10) is connected to an electric control The power supply in the box (3) is connected; the pressure sensor (10) detects the magnitude of the pressure between the pressing block (5-6) and the material to be cut in time. 4. An ultrasonic cutting device according to claim 1, characterized in that: a rubber gasket (11) is fixedly arranged on the bottom surface of the pressing block (5-6), and the rubber gasket (11) increases the pressure The firmness of pressing between the blocks (5-6) and the material to be cut increases the frictional force. 5. An ultrasonic cutting device according to claim 1, characterized in that: the top surface of the box (1) on the left and right sides of the No. 1 slide rail (4-1) is fixedly provided with a start-stop photoelectric (12). ), the start-stop photoelectric (12) is connected to the power supply in the electric control box (3); the start-stop photoelectric (12) is used to control the stroke of the No. 1 slider (4-2) to prevent derailment. 6. An ultrasonic cutting device according to claim 1, characterized in that: a cooling fan (13) is fixedly embedded in the middle of the rear side wall of the box body (1), and the input end of the cooling fan (13) The cooling fan (13) is connected to the power supply in the electric control box (3); the two No. 2 motors (5-1) are sealed in the box (1) When the No. 2 motor (5-1) runs for a long time, the No. 2 motor (5-1) generates heat, and the cooling fan (13) discharges the heat from the inside of the box (1). 7. A kind of ultrasonic cutting device according to claim 1, is characterized in that: its working principle: the material such as cloth or plastic to be cut is placed on the top surface of the box (1), and the electric control box is (3) Turn on the No. 2 motor (5-1), the output end of the No. 2 motor (5-1) drives the inner threaded pipe (5-4) to rotate, because the screw (5-5) passes through the thread and the inner threaded pipe ( 5-4) Connect, the screw (5-5) gradually moves downward, thereby driving the pressing block (5-6) to be pressed on the four corners of the material; after the pressing is completed, turn on the No. 1 motor through the electric control box (3). (4-3), the No. 1 push rod (4-14) and the No. 2 push rod (4-15), the output end of the No. 1 motor (4-3) drives the gear (4-5) to rotate. -5) Engage with the rack (4-4), the No. 1 motor (4-3) drives the No. 1 slider (4-2) to move left and right on the No. 1 slide rail (4-1), and the No. 1 push rod ( The elongation and shortening of 4-14) drive the cross bar (4-11) to move up and down on the second slide rail (4-7) through the second slider (4-8), and the second push rod (4-15) ) extension and shortening drive the No. 3 slider (4-13) to move back and forth on the No. 3 slide rail (4-12), that is, the ultrasonic generator (4-9) and the ultrasonic cutter head (4-10) The cutting position is adjusted, and the ultrasonic waves generated by the ultrasonic generator (4-9) are emitted through the ultrasonic cutter head (4-10) to cut the material.

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