CN110640209A - A shearing machine with a plate positioning device - Google Patents

Abstract

A shearing machine with a plate positioning device relates to the technical field of shearing machine manufacturing. The left and right sides of the workbench are provided with wall panels, the front panel is installed above the front of the wall panel, the two hydraulic cylinders are installed on the back of the wall panel, the cushion block is installed just above the workbench, and the inner side of the workbench is installed. A lower knife edge is installed, the upper knife edge and several pressing devices are installed directly below the front plate, and several pressing devices correspond to the vertical positions of the spacers, the upper knife edge corresponds to the vertical position of the lower knife edge, and the control cabinet is installed in the On the outside of one of the two wall panels, the positioning device is installed between the two wall panels, and the position of the positioning device corresponds to the gap between the lower knife edge and the upper knife edge, and the control panel is installed on the left side of the front panel. It is simple and easy to operate, and can accurately locate the cutting length of the board. At the same time, when two people work together, an emergency stop button is set on the other side of the shearing machine to avoid safety accidents.

Description

A shearing machine with a plate positioning device

technical field

The invention relates to the technical field of shearing machine manufacturing, in particular to a shearing machine with a plate positioning device.

Background technique

Shearing machine (English name: plate shears; guillotine shear) is a machine that uses one blade to reciprocate linear motion relative to the other blade to shear plates. With the help of the moving upper blade and the fixed lower blade, a reasonable blade gap is used to apply shearing force to the metal plates of various thicknesses, so that the plates are broken and separated according to the required size. Shearing machine is a kind of forging machinery, and its main function is the metal processing industry. The products are widely used in aviation, light industry, metallurgy, chemical industry, construction, shipbuilding, automobile, electric power, electrical appliances, decoration and other industries to provide the required special machinery. and complete sets of equipment.

However, when the traditional shearing machine cuts the plate, it is necessary to manually use a ruler to hang on the front of the plate, drag the plate back and forth to look at the scale of the ruler to determine the cutting length, which is time-consuming and laborious. At the same time, when two people work together , The staff on the other side cannot stop the equipment in time when an emergency occurs, which is likely to cause safety accidents.

SUMMARY OF THE INVENTION

The purpose of the present invention is to aim at the defects and deficiencies of the prior art, and provide a plate positioning device for a shearing machine, which has a simple structure and is easy to operate, and can accurately position the cutting length of the plate. When the shearing machine is set on the other side of the shearing machine, the emergency stop button can be set to avoid the occurrence of safety accidents.

In order to achieve the above purpose, the present invention adopts the following technical solutions: it comprises a wall panel 1, a workbench 2, a front panel 3, a control panel 4, a hydraulic cylinder 5, a pressing device 6, a spacer 7, a lower knife edge 8, an upper knife edge 9. The control cabinet 10, the positioning device 11, the left and right sides of the worktable 2 are provided with wall panels 1, the front panel 3 is installed above the front of the wall panel 1, and the front panel 3 is located on the worktable 2 Right above, the two hydraulic cylinders 5 are installed on the back of the wall panel 1, the spacer 7 is installed just above the workbench 2, and the inner side of the workbench 2 is installed with a lower knife edge 8, so The above-mentioned upper knife edge 9 and some pressing devices 6 are all installed directly below the front plate 3, and some pressing devices 6 correspond to the vertical position of the spacer 7, and the upper knife edge 9 corresponds to the vertical position of the lower knife edge 8, The control cabinet 10 is installed on the outer side of one of the two wall panels 1, the positioning device 11 is installed between the two wall panels 1, and the position of the positioning device 11 is between the lower knife edge 8 and the upper knife edge 9. Corresponding to the gap, the control panel 4 is installed on the left side of the front panel 3 .

The positioning device 11 includes a cross bar 111, a motor 112, a connecting block 113, a clamping device 114, and a gear 115. The two connecting blocks 113 are respectively installed at corresponding positions inside the two wall panels 1, and the two connecting blocks 113 are in phase with each other. Corresponding sides are provided with sliding grooves 113-1, and sliding blocks 111-1 are provided on the left and right sides of the cross bar 111. The slot 113-1 is movably connected between the two connecting blocks 113, and the two motors 112 are fixedly connected to the right and left sides of the cross bar 111. Gears 115 are installed on the rotating shafts of the two motors 112. The device 114 is evenly installed on the side of the cross bar 111 corresponding to the lower blade 8 and the upper blade 9 .

A bar-shaped tooth 113-2 is installed directly above the connecting block 113, and the bar-shaped tooth 113-2 is connected with the gears 115 on the rotating shafts of the two motors 112 in a driving manner.

The clamping device 114 includes a jaw 114-1, a pneumatic pressure pump 114-2, a suction cup 114-3, and a pressure detection device 114-4. A jaw 114-5 is provided at the middle position of the front of the jaw 114-1. , the pneumatic pressure pump 114-2 is vertically and fixedly connected above the clamping mouth 114-1, and the push rod of the pneumatic pressure pump 114-2 penetrates the clamping mouth 114-1 and extends to the inner side of the clamping mouth 114-5, and the suction cup 114- 3 is fixedly connected directly below the push rod of the pneumatic pressure pump 114-2, the suction cup 114-3 is located on the inner side of the jaw 114-5, and the pressure detection device 114-4 is installed on the inner side of the jaw 114-5.

The two hydraulic oil cylinders 5 are connected with the hydraulic system of the shearing machine through oil pipes, and the push rods of the two hydraulic oil cylinders 5 are respectively connected with the pressing device 6 and the upper knife edge 9 .

An emergency stop switch 31 is installed on the right side of the front panel 3 , and the emergency stop switch 31 is electrically connected to the control panel 4 .

The several pneumatic pressure pumps 114-2 are connected to an external air booster pump through a connecting air pipe.

The two motors 112 are servo motors.

The connection relationship between the control cabinet 10 and the control panel 4 and the pressure detection device 114-4 is an electrical connection.

After adopting the above technical scheme, the present invention has the following beneficial effects: it is simple in structure, easy to operate, and can precisely locate the cutting length of the plate; meanwhile, when two people work together, an emergency stop is set on the other side of the shearing machine. button to avoid safety accidents.

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, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the left side view corresponding to Fig. 1;

Fig. 3 is the top view corresponding to Fig. 1;

FIG. 4 is a schematic structural diagram of the clamping device 114 in the present invention;

FIG. 5 is a schematic diagram of the connection structure of the cross bar 111 and the two motors 112 in the present invention;

FIG. 6 is a schematic diagram of the connection structure of the gear 115 and the bar tooth 113-2 in the present invention;

FIG. 7 is a schematic diagram of the mating connection between the chute 113-1 and the slider 111-1 in the present invention.

Description of reference numerals: wall panel 1, workbench 2, front panel 3, control panel 4, hydraulic cylinder 5, pressing device 6, spacer 7, lower knife edge 8, upper knife edge 9, control cabinet 10, positioning device 11, Cross bar 111, motor 112, connecting block 113, clamping device 114, gear 115, chute 113-1, slider 111-1, strip teeth 113-2, jaw 114-1, pneumatic pressure pump 114-2 , suction cup 114-3, pressure detection device 114-4, jaw 114-5, emergency stop switch 31.

Detailed ways

1-7, the technical solution adopted in the specific embodiment of the present invention is: it includes a wall panel 1, a workbench 2, a front panel 3, a control panel 4, a hydraulic cylinder 5, a pressing device 6, and a pad 7 , the lower blade 8, the upper blade 9, the control cabinet 10, the positioning device 11, the left and right sides of the workbench 2 are provided with wall panels 1, and the front panel 3 is installed above the front of the wall panel 1, and The front plate 3 is located directly above the workbench 2 , the two hydraulic cylinders 5 are installed on the back of the wall plate 1 , the spacer block 7 is installed directly above the workbench 2 , and the inner side of the workbench 2 A lower knife edge 8 is installed, the upper knife edge 9 and several pressing devices 6 are installed directly below the front plate 3, and several pressing devices 6 correspond to the vertical position of the spacer 7, which is convenient for the plate to be cut when shearing. , the pressing device 6 can press the plate, and at the same time ensure that the pressed position of the plate will not be deformed, the upper knife edge 9 corresponds to the vertical position of the lower knife edge 8, and the control cabinet 10 is installed on one of the two wall panels 1. On the outside, the positioning device 11 is installed between the two wall panels 1, and the position of the positioning device 11 corresponds to the gap between the lower blade 8 and the upper blade 9, and the control panel 4 is installed on the front panel 3. On the left side of the front, the control panel 4 includes a power switch, a work button, an emergency stop switch, and a control switch of the positioning device 11. The shearing machine can be controlled through the control buttons on the control panel 4.

The positioning device 11 includes a cross bar 111, a motor 112, a connecting block 113, a clamping device 114, and a gear 115. The two connecting blocks 113 are respectively installed at corresponding positions inside the two wall panels 1, and the two connecting blocks 113 are in phase with each other. Corresponding sides are provided with sliding grooves 113-1, and sliding blocks 111-1 are provided on the left and right sides of the cross bar 111. The slot 113-1 is movably connected between the two connecting blocks 113, and the two motors 112 are fixedly connected to the right and left sides of the cross bar 111. Gears 115 are installed on the rotating shafts of the two motors 112. The device 114 is evenly installed on the side of the horizontal bar 111 corresponding to the lower knife edge 8 and the upper knife edge 9. By manipulating the control buttons on the control panel 4, the distance between the positioning device 11 and the lower knife edge 8 can be determined according to the shearing length of the plate. length, the two motors 112 can drive the cross bar 111 to move linearly between the two connecting blocks 113 .

A bar-shaped tooth 113-2 is installed directly above the connecting block 113, and the bar-shaped tooth 113-2 is connected with the gears 115 on the rotating shafts of the two motors 112 for transmission. 113-2 is rotated upward, thereby driving the positioning device 11 to move forward and backward in a straight line.

The clamping device 114 includes a jaw 114-1, a pneumatic pressure pump 114-2, a suction cup 114-3, and a pressure detection device 114-4. A jaw 114-5 is provided at the middle position of the front of the jaw 114-1. , the pneumatic pressure pump 114-2 is vertically and fixedly connected above the clamping mouth 114-1, and the push rod of the pneumatic pressure pump 114-2 penetrates the clamping mouth 114-1 and extends to the inner side of the clamping mouth 114-5, and the suction cup 114- 3 is fixedly connected directly below the push rod of the pneumatic pressure pump 114-2, and the suction cup 114-3 is located on the inner side of the jaw 114-5, the pressure detection device 114-4 is installed on the inner side of the jaw 114-5, and the After the plate passes through between the lower knife edge 8 and the upper knife edge 9, the plate enters the inside of several jaws 114-5, and at the same time the plate touches the pressure detection device 114-4, but the plate touches the inside of several clamping devices 114 When the pressure detection device 114-4 is installed, the pneumatic pressure pump 114-2 presses down to compress the plate.

The two hydraulic oil cylinders 5 are connected with the hydraulic system of the shearing machine through the oil pipe. The hydraulic system of the shearing machine supplies oil to the two hydraulic oil cylinders 5 to provide working kinetic energy, and the push rods of the two hydraulic oil cylinders 5 are respectively connected with the pressure. The tightening device 6 is connected to the upper knife edge 9 , and the lowering of the two hydraulic cylinders 5 drives the pressing device 6 to compress the plate, and at the same time provides the upper knife edge 9 with potential energy of descending shearing.

An emergency stop switch 31 is installed on the right side of the front plate 3, and the emergency stop switch 31 is electrically connected to the control panel 4. When the shearing machine is abnormal, pressing the emergency stop switch 31 can make the shearing machine stop working in time. , to avoid safety accidents.

The several pneumatic pressure pumps 114-2 are connected to an external air booster pump through a connecting air pipe, and the external air booster pump provides the several pneumatic pressure pumps 114-2 with air energy required for work.

The two motors 112 are servo motors. The servo motor can control the speed and position accuracy very accurately, and can convert the voltage signal into torque and speed to drive the control object. The rotor speed of the servo motor is controlled by the input signal and can respond quickly. In the automatic control system, it is used as an actuator, and has the characteristics of small electromechanical time constant, high linearity, and starting voltage, which can convert the received electrical signal. Converted into angular displacement or angular velocity output on the motor shaft, it is divided into two categories: DC and AC servo motors.

The connection relationship between the control cabinet 10 and the control panel 4, the motor 112 and the pressure detection device 114-4 is electrical connection, and the control cabinet 10 is an electrical control cabinet of the shearing machine.

The working principle of the present invention: the plate is passed between the lower knife edge 8 and the upper knife edge 9, and after the plate passes between the lower knife edge 8 and the upper knife edge 9, the plate enters the interior of several jaws 114-5, and at the same time the plate touches When the plate touches the pressure detection device 114-4, but the plate touches the pressure detection device 114-4 inside the clamping devices 114, the pneumatic pressure pump 114-2 presses down to compress the plate, and the plate needs to be cut according to the pressure detection device 114-4. Cutting length, control the control button on the control panel 4, the length between the positioning device 11 and the lower knife edge 8 can be determined according to the cutting length of the plate, and the two motors 112 can drive the cross bar 111 between the two connecting blocks 113. Linear motion, the two motors 112 are servo motors, the servo motors can control the speed and position accuracy very accurately, and can convert the voltage signal into torque and speed to drive the control object. After adjusting the cutting position, operate the control panel 4. When the cutting button is pressed, the pressing device 6 and the upper knife edge 9 are lowered to cut the plate. When encountering a larger plate, the two of them work together. When the staff standing on the other side of the control panel 4 finds an abnormality, they can press the button in time. Emergency stop switch 31 to avoid the occurrence of safety accidents.

After adopting the above technical scheme, the present invention has the following beneficial effects: it is simple in structure, easy to operate, and can precisely locate the cutting length of the plate; meanwhile, when two people work together, an emergency stop is set on the other side of the shearing machine. button to avoid safety accidents.

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 (9)

1. A shearing machine with a plate positioning device, characterized in that: it comprises a wall plate (1), a workbench (2), a front plate (3), a control panel (4), a hydraulic cylinder (5), a pressure A tightening device (6), a spacer (7), a lower knife edge (8), an upper knife edge (9), a control cabinet (10), a positioning device (11), the left and right sides of the workbench (2) are provided There is a wall panel (1), the front panel (3) is installed above the front of the wall panel (1), and the front panel (3) is located directly above the workbench (2), and the two hydraulic cylinders ( 5) Installed on the back of the wall panel (1), the spacer (7) is installed directly above the workbench (2), and the inner side of the workbench (2) is installed with a lower knife edge (8), so The above-mentioned upper knife edge (9) and several pressing devices (6) are installed directly below the front plate (3), and several pressing devices (6) correspond to the vertical position of the spacer (7), and the upper knife edge ( 9) Corresponding to the vertical position of the lower knife edge (8), the control cabinet (10) is installed on the outer side of one of the two wall panels (1), and the positioning device (11) is installed on the two wall panels (1), and the position of the positioning device (11) corresponds to the gap between the lower blade (8) and the upper blade (9), the control panel (4) is installed on the front left side of the front plate (3). side. 2. A shearing machine with a plate positioning device according to claim 1, wherein the positioning device (11) comprises a cross bar (111), a motor (112), a connecting block (113), The clamping device (114), the gear (115), and the two connecting blocks (113) are respectively installed at corresponding positions on the inner sides of the two wall panels (1). Slot (113-1), sliders (111-1) are provided on the left and right sides of the crossbar (111), and the crossbar (111) is connected to two connecting blocks ( The sliding groove (113-1) of 113) is movably connected between the two connecting blocks (113), and the two motors (112) are fixedly connected to the right and left sides of the crossbar (111). Gears (115) are installed on the rotating shafts of 112), and several clamping devices (114) are evenly installed on the side of the crossbar (111) corresponding to the lower knife edge (8) and the upper knife edge (9). 3. A shearing machine with a plate positioning device according to claim 2, characterized in that: a bar-shaped tooth (113-2) is installed directly above the connecting block (113), and the bar-shaped tooth (113-2) is coupled to the gears (115) on the rotating shafts of the two motors (112) in a transmission connection. 4. A shearing machine with a plate positioning device according to claim 2, wherein the clamping device (114) comprises a clamping mouth (114-1), a pneumatic pressure pump (114-2) , a suction cup (114-3), a pressure detection device (114-4), a jaw (114-5) is arranged in the middle of the front of the jaw (114-1), and the pneumatic pressure pump (114-2) is vertically fixed and connected Above the jaw (114-1), and the push rod of the pneumatic pressure pump (114-2) penetrates the jaw (114-1) and extends to the inside of the jaw (114-5), the suction cup (114-3) ) is fixedly connected directly below the push rod of the pneumatic pressure pump (114-2), the suction cup (114-3) is located inside the jaw (114-5), and the pressure detection device (114-4) is installed on the jaw (114) -5) on the inner side. 5. A shearing machine with a plate positioning device according to claim 1, characterized in that: the two hydraulic oil cylinders (5) are connected to the hydraulic system of the shearing machine through oil pipes, and the two hydraulic oil cylinders The push rod of (5) is respectively connected with the pressing device (6) and the upper knife edge (9). 6. A shearing machine with a plate positioning device according to claim 1, wherein an emergency stop switch (31) is installed on the right side of the front plate (3), and the emergency stop switch (31) ) is electrically connected to the control panel (4). 7 . The shearing machine with a plate positioning device according to claim 4 , wherein the plurality of pneumatic pressure pumps ( 114 - 2 ) are connected to an external air booster pump through connecting air pipes. 8 . 8 . The shearing machine with a plate positioning device according to claim 2 , wherein the two motors ( 112 ) are servo motors. 9 . 9. A shearing machine with a plate positioning device according to claim 1, characterized in that: the connection between the control cabinet (10), the control panel (4) and the pressure detection device (114-4) The connection relationship is electrical connection.

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