CN118926929A - A device for punching special-shaped holes in metal sheets - Google Patents
A device for punching special-shaped holes in metal sheets Download PDFInfo
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- CN118926929A CN118926929A CN202411253398.XA CN202411253398A CN118926929A CN 118926929 A CN118926929 A CN 118926929A CN 202411253398 A CN202411253398 A CN 202411253398A CN 118926929 A CN118926929 A CN 118926929A
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- blanking
- driving
- plate
- cut
- frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/06—Making more than one part out of the same blank; Scrapless working
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Milling Processes (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention relates to the technical field of plate blanking, in particular to a metal plate special-shaped hole blanking device, which is used for blanking a plate to be cut and comprises a main body mechanism, a blanking mechanism, a chamfering mechanism and a clamping moving mechanism, wherein the main body mechanism is connected with the blanking mechanism, the main body mechanism is connected with the chamfering mechanism, the main body mechanism is connected with the clamping moving mechanism, the blanking mechanism is connected with the chamfering mechanism, the main body mechanism comprises a blanking stand and a blanking pressing plate, the blanking stand is fixedly connected with the blanking pressing plate, the blanking stand is connected with the blanking mechanism, the blanking stand is connected with the chamfering mechanism, the blanking pressing plate is connected with the clamping moving mechanism, and the blanking stand is connected with the clamping moving mechanism.
Description
Technical Field
The invention relates to the technical field of plate blanking, in particular to a metal plate special-shaped hole blanking device.
Background
The metal sheet has wide application in various industries, such as the fields of automobile manufacturing, aerospace, electronic and electric appliances, architectural decoration and the like, and the industries have higher demands on the processing precision, shape complexity and production efficiency of the metal sheet, particularly in high-end products, such as body panels of automobiles, structural members of aircrafts and the like, various special-shaped holes are often required to be processed to meet specific functional and appearance demands.
Conventional blanking of sheet metal dysmorphism hole, to the panel of different thickness, the cutter of same blanking can blanking well to normal or thinner panel, but the effort is probably less for thicker panel, can cause the blanking incomplete, can still have the adhesion on panel and the waste material that is cut after the blanking is accomplished, and direct blanking still can make upper and lower floor can have obvious deformation simultaneously.
Disclosure of Invention
The invention aims to provide a blanking device for special-shaped holes of a metal plate, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a blanking device for special-shaped holes of metal plates.
The blanking device is used for blanking the plate to be cut, and comprises a main body mechanism, a blanking mechanism, a chamfering mechanism and a clamping moving mechanism, wherein the main body mechanism is connected with the blanking mechanism, the main body mechanism is connected with the chamfering mechanism, the main body mechanism is connected with the clamping moving mechanism, the blanking mechanism is connected with the chamfering mechanism, and the blanking mechanism is connected with the clamping moving mechanism.
In the blanking device, the device carries out blanking to the panel that will wait to cut, will wait to cut the panel blanking into required shape, and main part mechanism is as whole blanking device's basis, for waiting to cut the blanking of panel and provide the place of support and blanking, blanking mechanism waits to cut the panel and blanking, accomplishes the blanking of waiting to cut the panel through the tool that pushes down, and chamfering mechanism is used for carrying out chamfering polishing to thicker waiting to cut the panel, reduces the deflection when blanking, and clamping moving mechanism is used for controlling the removal of waiting to cut the panel and detects the thickness of waiting to cut the panel.
Further, the main body mechanism comprises a blanking stand and a blanking pressing plate, the blanking stand is fixedly connected with the blanking pressing plate, the blanking stand is connected with the blanking mechanism, the blanking stand is connected with the chamfering mechanism, the blanking pressing plate is connected with the clamping moving mechanism, and the blanking stand is connected with the clamping moving mechanism.
In the main body mechanism, the mechanism is used for supporting other various mechanisms, a blanking stand is used as a frame of the whole blanking device, the blanking mechanism, the chamfering mechanism and other mechanisms are arranged on the blanking stand, the clamping moving mechanism is arranged on the blanking pressing plate, the clamping moving mechanism can fix a plate to be cut through the blanking pressing plate, and the plate to be cut is driven to move.
Further, blanking mechanism includes blanking cutter, pushes down pneumatic cylinder, pivot, support frame and buckle, and blanking cutter is the cross section and is airtight annular cutter, and blanking cutter middle part both sides fastening connection has the pivot, and the support frame is equipped with two, and two support frames rotate with two pivots respectively and are connected, and a support frame and a pivot are fixed through the buckle to can also change blanking cutter according to the demand of different shapes, the one end that the pivot was kept away from to two support frames and pushing down pneumatic cylinder output fastening connection, pushing down pneumatic cylinder stiff end and blanking frame platform fastening connection, support frame and chamfer mechanism fastening connection.
In the blanking mechanism, one end of a pressing hydraulic cylinder is fixedly connected with a blanking stand, one end of the pressing hydraulic cylinder is fixedly connected with a supporting frame, the supporting frame is rotationally connected with a rotating shaft, the rotating shaft is fixedly connected with a blanking cutter, the blanking cutter can be controlled to press down and lift up the plate to be blanked through pressing down and lifting up the pressing hydraulic cylinder, the angle of the blanking cutter can be adjusted through rotating the rotating shaft by a certain angle, so that the mechanism is convenient for adapting to different blanking requirements, the blanking cutter is gradually close to the plate to be blanked through fastening and fixing, after the device is started, the pressing hydraulic cylinder is pressed down, and for normal thickness or thinner plate to be blanked, the blanking cutter continuously presses down the plate to be blanked, and blanking is completed once; for thicker plates to be cut, because the plates are thicker, the direct primary blanking is finished, the blanking edge deformation amount is possibly larger, so that the blanking cutter firstly presses down, the plates to be cut are subjected to primary blanking, the primary blanking does not need to be completely blanked, only one crack is needed to be blanked out of the plates to be cut, the chamfering is carried out on the crack position blanked out by the plates to be cut through the chamfering mechanism, chamfering is carried out on the part of the plates to be cut, which is not needed by the crack position, after the chamfering is finished, the hydraulic cylinder is pressed down again, the blanking cutter carries out secondary blanking on the plates to be cut, and at the moment, the blanking deformation amount is greatly reduced, and the blanking of the plates to be cut is finished.
Further, chamfering mechanism includes grinding device, the fixed bolster, advance pneumatic cylinder, first driving motor and driving ring, grinding device and fixed bolster connection, be equipped with the mounting groove on the fixed bolster, advance pneumatic cylinder stiff end and fixed bolster cell wall fastening connection, advance pneumatic cylinder output and grinding device and be connected, the support frame surface is equipped with the arch, litigation support frame and driving ring sliding connection, fixed bolster and driving ring fastening connection, the support frame passes through fixed plate and first driving motor fastening connection, first driving motor output and driving ring transmission are connected, grinding device includes the grinding head, the second driving motor, second driving motor and advance pneumatic cylinder output fastening connection, second driving motor output and grinding head fastening connection, the first angle orientation blanking cutter of grinding.
In chamfering mechanism, this mechanism is through carrying out chamfering to thicker board that waits to cut out, reduce thicker board deformation at the blanking in-process that waits to cut out, fixed bolster and support frame fastening connection, advance the pneumatic cylinder and install on the fixed bolster, drive grinding device through advancing the pneumatic cylinder and advance, after the blanking cutter accomplishes first blanking, push down the pneumatic cylinder and lift up, advance the pneumatic cylinder and drive grinding device and advance downwards, make the relative altitude of grinding head be located blanking cutter below, the grinding head slope sets up, its angle is the crack of end orientation punching out, be close to the one end of second driving motor output towards waiting to cut out board waste material end, after the device starts, advance the pneumatic cylinder and drive grinding device and push down, the second driving motor starts afterwards, carry the high-speed rotation of grinding head and wait to cut out polishing in board crack department, first driving motor starts, make grinding device can polish along the drive ring removal, after the completion of polishing, the width of crack at the waste material end grow, at this moment, the deformation volume that wait to cut out the board can reduce greatly, advance the pneumatic cylinder and carry out the grinding device to wait to roll back to wait to cut out the crack, the board and roll back to wait to cut out the effect under the blanking cutter and continue the hydraulic pressure of waiting to cut out board.
Further, the chamfering mechanism further comprises a scrap cleaning device, the scrap cleaning device is connected with the blanking stand, the scrap cleaning device comprises a fan and a guide plate, the fan is fixedly connected with the blanking stand, an air outlet of the fan is fixedly connected with the guide plate, and the air outlet of the fan faces towards the blanking pressing plate.
In the in-process of grinding device work, the polishing head polishes the panel that will cut into pieces and can produce a large amount of piece dust, not just in time clear away and not only can produce the influence to self polishing, influence polishing precision and efficiency, still probably can influence subsequent blanking, consequently, need clear up the dust piece that grinding device operation in-process produced, fan fixed mounting is on blanking stand, the deflector is installed in fan air outlet department, the wind that produces the fan is led, make it blow off to treat the panel direction, clear up dust piece at grinding device during operation.
Further, centre gripping moving mechanism includes mount, reset spring, fixed clamp plate and vision probe, mount and reset spring connect, mount and fixed clamp plate connect, the mount includes body frame and flexible auxiliary frame, the body frame is "X" shape, flexible auxiliary frame is "L" shape, flexible auxiliary frame one end and reset spring fastening connection, body frame and reset spring fastening connection, flexible auxiliary frame is equipped with four, reset spring is equipped with four, four flexible auxiliary frames are respectively through four reset spring and four limit fastening connection of body frame, body frame upper surface and fixed clamp plate fastening connection, blanking frame platform and vision probe fastening connection, vision probe detection end orientation mount.
In the clamping moving mechanism, the fixing frame is used for fixing a plate to be cut, the plate to be cut is fixed through the reset spring and the telescopic auxiliary frame, the fixed pressing plate is installed on the main frame and used for placing the plate to be cut, the plate to be cut is prevented from being directly placed on the main frame, uneven stress is caused in the blanking process, normal blanking is affected, the visual probe is fixedly installed on the blanking frame stand and used for detecting the thickness of the plate to be cut, signals are not sent when the thickness is normal or thinner, and the signals are transmitted to the blanking mechanism and the chamfering mechanism when the thickness is thicker.
Further, the clamping moving mechanism further comprises a driving device, the driving device is connected with the fixing frame, the driving device is connected with the lower surface of the main frame, the driving device is connected with the blanking pressing plate, the driving device comprises a driving track and a driving block, the driving track is in closed loop sliding groove fastening connection with the blanking pressing plate, the driving track is in a protruding gear shape, the upper surface of the driving block is in fastening connection with the main frame, the driving block is of a hollow structure, the lower surface of the driving block is provided with a driving groove, a gear is arranged in the driving block, an inner gear of the driving block is meshed with the driving track through the driving groove, a servo motor is fixedly connected inside the driving block, and the output end of the servo motor is fixedly connected with the gear.
The driving device is used for driving the plate to be cut to move during blanking, the plate to be cut is blanked for many times, the top of the driving block is in fastening connection with the main frame, the lower end of the driving block is meshed with the driving rail through a gear, the driving block is driven by the servo motor to move along the driving rail, the driving block is in fastening connection with the main frame, and the plate to be cut is connected to the main frame.
Compared with the prior art, the invention has the following beneficial effects: after the device is started, firstly, detecting the thickness of the plate to be cut by a visual probe, and if the thickness is normal or thinner, pressing down by a pressing hydraulic cylinder, gradually approaching the plate to be cut by a blanking cutter, continuously pressing down to cut the plate to be cut, and completing blanking at one time; if the plate to be cut is thicker, the edge deformation amount of the cut edge can be larger because the plate is thicker after being directly punched once, so that the punching cutter firstly presses down to perform primary punching, the primary punching is not required to be completely punched, only one crack is punched on the plate to be cut, the pressing hydraulic cylinder slightly lifts, the pushing hydraulic cylinder drives the polishing device to press down, the rear second driving motor is started, the polishing head is driven to rotate at a high speed to polish the crack of the plate to be cut, the chip cleaning device synchronously cleans polished dust chips, after polishing is completed, the width of the crack at the waste end is enlarged, at the moment, the punching is performed again, the pressing hydraulic cylinder presses down again, the punching cutter performs secondary punching on the plate to be cut, at the moment, the deformation amount of the punching is greatly reduced, the plate to be cut is completed, and in the process, the driving block can drive the plate to be cut along the driving track, so that the plate to be cut is repeatedly punched.
Drawings
The foregoing and/or other advantages of the invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings and detailed description.
FIG. 1 is a schematic general construction of the present invention;
FIG. 2 is a schematic diagram of a blanking mechanism of the present invention;
FIG. 3 is a cross-sectional view of the blanking mechanism and chamfering mechanism of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a top view of the clamping movement mechanism;
FIG. 6 is a side view of the clamping movement mechanism;
FIG. 7 is a schematic diagram of a drive arrangement;
FIG. 8 is a cross-sectional view of the drive device;
In the figure: 1. a plate to be cut; 2. a main body mechanism; 21. blanking a stand; 22. blanking a pressing plate; 3. a blanking mechanism; 31. a blanking cutter; 32. pressing down a hydraulic cylinder; 33. a rotating shaft; 34. a support frame; 4. chamfering mechanism; 41. a polishing device; 411. polishing head; 412. a second driving motor; 42. a fixed bracket; 43. pushing the hydraulic cylinder; 44. a debris cleaning device; 441. a blower; 442. a guide plate; 5. clamping the moving mechanism; 51. a fixing frame; 511. a main frame; 512. a telescopic subframe; 52. a return spring; 53. a fixed pressing plate; 54. a driving device; 541. a drive rail; 542. and a driving block.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The invention provides the technical scheme that:
As shown in fig. 1, the blanking device performs blanking on a plate 1 to be cut, and the blanking device comprises a main body mechanism 2, a blanking mechanism 3, a chamfering mechanism 4 and a clamping moving mechanism 5, wherein the main body mechanism 2 is connected with the blanking mechanism 3, the main body mechanism 2 is connected with the chamfering mechanism 4, the main body mechanism 2 is connected with the clamping moving mechanism 5, the blanking mechanism 3 is connected with the chamfering mechanism 4, and the blanking mechanism 3 is connected with the clamping moving mechanism 5.
In the blanking device, the device carries out blanking to the panel 1 that will wait to cut, will wait to cut panel 1 blanking into the shape of needs, main part mechanism 2 is as whole blanking device's basis, for wait to cut panel 1 blanking provides the place of support and blanking, blanking mechanism 3 is to wait to cut panel 1 blanking, accomplish the blanking of waiting to cut panel 1 through the hold-down tool, chamfering mechanism 4 is used for carrying out chamfering to thicker board 1 that wait to cut, deformation when reducing the blanking, clamping moving mechanism 5 is used for controlling the removal of waiting to cut panel 1 and detects the thickness of waiting to cut panel 1.
As shown in fig. 1, the main body mechanism 2 includes a blanking stand 21 and a blanking platen 22, the blanking stand 21 and the blanking platen 22 are fastened and connected, the blanking stand 21 and the blanking mechanism 3 are connected, the blanking stand 21 and the chamfering mechanism 4 are connected, the blanking platen 22 and the clamping and moving mechanism 5 are connected, and the blanking stand 21 and the clamping and moving mechanism 5 are connected.
In the main body mechanism 2, which is used for supporting other various mechanisms, a blanking stand 21 is used as a frame of the whole blanking device, the blanking mechanism 3, the chamfering mechanism 4 and other mechanisms are mounted on the main body mechanism, a clamping moving mechanism 5 is mounted on a blanking pressing plate 22, the clamping moving mechanism 5 can fix the plate 1 to be cut through the blanking pressing plate 22, and the plate 1 to be cut is driven to move.
As shown in fig. 2 and 3, the blanking mechanism 3 includes a blanking cutter 31, a pressing hydraulic cylinder 32, a rotating shaft 33, supporting frames 34 and a buckle, the blanking cutter 31 is a cutter with a cross section of a closed ring shape, the rotating shafts 33 are fixedly connected to two sides of the middle part of the blanking cutter 31, the two supporting frames 34 are arranged, the two supporting frames 34 are respectively and rotatably connected with the two rotating shafts 33, one supporting frame 34 and one rotating shaft 33 are fixed through the buckle, one end, away from the rotating shaft 33, of the two supporting frames 34 is fixedly connected with the output end of the pressing hydraulic cylinder 32, the fixed end of the pressing hydraulic cylinder 32 is fixedly connected with the blanking frame table 21, and the supporting frames 34 are fixedly connected with the chamfering mechanism 4.
In the blanking mechanism 3, the mechanism is used for blanking the plate 1 to be cut, one end of a pressing hydraulic cylinder 32 is fixedly connected with a blanking stand 21, one end of the pressing hydraulic cylinder is fixedly connected with a supporting frame 34, the supporting frame 34 is rotationally connected with a rotating shaft 33, the rotating shaft 33 is fixedly connected with a blanking cutter 31, the pressing lifting of the blanking cutter 31 can be controlled to perform blanking on the plate 1 to be cut through the pressing lifting of the pressing hydraulic cylinder 32, the angle of the blanking cutter 31 can be adjusted by rotating the rotating shaft 33 by a certain angle, so that the plate 1 to be cut is convenient to adapt to different blanking requirements, the blanking cutter 31 can be replaced according to the requirements of different shapes, after the device is started, the pressing hydraulic cylinder 32 is pressed down, so that the blanking cutter 31 is gradually close to the plate 1 to be cut, and for normal thickness or thinner plate 1 to be cut, the blanking cutter 31 is continuously pressed down, and blanking is completed at one time; for thicker plate 1 to be cut, because the plate is thicker, the direct primary blanking is finished and can cause larger blanking edge deformation, so the blanking cutter 31 is firstly pressed down to perform primary blanking on the plate 1 to be cut, the primary blanking is not required to be completely blanked, only one crack is required to be blanked out of the plate 1 to be cut, the chamfering mechanism 4 is used for chamfering the crack position of the plate 1 to be cut, the unnecessary section of the plate 1 to be cut at the crack position is chamfered, after the chamfering is finished, the hydraulic cylinder 32 is pressed down again, the blanking cutter 31 is used for performing secondary blanking on the plate 1 to be cut, and the blanking deformation is greatly reduced at the moment, so that the blanking of the plate 1 to be cut is finished.
As shown in fig. 3 and 4, the chamfering mechanism 4 comprises a polishing device 41, a fixing bracket 42, a pushing hydraulic cylinder 43, a first driving motor and a driving ring, wherein the polishing device 41 is connected with the fixing bracket 42, a mounting groove is formed in the fixing bracket 42, the fixed end of the pushing hydraulic cylinder 43 is fixedly connected with the groove wall of the fixing bracket 42, the output end of the pushing hydraulic cylinder 43 is connected with the polishing device 41, the surface of a support frame 34 is provided with a bulge, the litigation support frame 34 is slidably connected with the driving ring, the fixing bracket 42 is fixedly connected with the driving ring, the support frame 34 is fixedly connected with the first driving motor through a fixing plate, the output end of the first driving motor is in transmission connection with the driving ring, the polishing device 41 comprises a polishing head 411, a second driving motor 412, the output end of the second driving motor 412 is fixedly connected with the polishing head 411, and the polishing head 411 faces the blanking cutter 31 in an angle.
In the chamfering mechanism 4, the mechanism reduces the deformation of the thicker plate 1 to be cut in the blanking process by chamfering the thicker plate 1 to be cut, the fixed support 42 is fixedly connected with the support frame 34, the pushing hydraulic cylinder 43 is installed on the fixed support 42, the polishing device 41 is driven to advance through the pushing hydraulic cylinder 43, after the first blanking of the blanking cutter 31 is completed, the pushing hydraulic cylinder 32 is lifted upwards, the polishing device 41 is driven to advance downwards by the pushing hydraulic cylinder 43, the polishing head 411 is located below the blanking cutter 31 in relative height, the polishing head 411 is obliquely arranged, the angle of the polishing head is the tail end of the polishing head faces towards the punched crack, one end close to the output end of the second driving motor 412 faces towards the waste end of the plate 1 to be cut, after the device is started, the pushing hydraulic cylinder 43 drives the polishing device 41 to press down, the second driving motor 412 is started, the polishing head 411 is driven to polish the crack of the plate 1 at a high speed, the polishing device 41 can move along the driving ring to polish at the moment, the width of the crack at the waste end is enlarged after the polishing is completed, the blanking is carried out again, the cutting amount of the plate 1 is reduced to be cut back by the pushing hydraulic cylinder 32, the initial deformation of the plate 1 is reduced, and the hydraulic cylinder 32 is continuously rolled back under the blanking condition of the plate 31.
As shown in fig. 1, the chamfering mechanism 4 further includes a scrap cleaning device 44, the scrap cleaning device 44 is connected with the blanking stand 21, the scrap cleaning device 44 includes a blower 441 and a guide plate 442, the blower 441 is fastened to the blanking stand 21, an air outlet of the blower 441 is fastened to the guide plate 442, and the air outlet of the blower 441 faces the blanking platen 22.
In the process of the work of the polishing device 41, the polishing head 411 polishes the plate 1 to be cut to generate a large amount of dust, the polishing of the plate 1 cannot be timely cleared away to influence polishing precision and efficiency, follow-up blanking can be possibly influenced, dust and dust generated in the operation process of the polishing device 41 are required to be cleared, the fan 441 is fixedly arranged on the blanking stand 21, the guide plate 442 is arranged at the air outlet of the fan 441, wind generated by the fan 441 is guided to blow the plate 1 to be cut, and the dust and dust are cleared when the polishing device 41 works.
As shown in fig. 5 and 6, the clamping and moving mechanism 5 comprises a fixing frame 51, return springs 52, a fixed pressing plate 53 and a vision probe, the fixing frame 51 is connected with the return springs 52, the fixing frame 51 is connected with the fixed pressing plate 53, the fixing frame 51 comprises a main frame 511 and an expansion sub-frame 512, the main frame 511 is in an 'X' shape, the expansion sub-frame 512 is in an 'L' shape, one end of the expansion sub-frame 512 is tightly connected with the return springs 52, the main frame 511 is tightly connected with the return springs 52, the expansion sub-frame 512 is provided with four, the return springs 52 are provided with four, the four expansion sub-frames 512 are tightly connected with the four sides of the main frame 511 through the four return springs 52, the upper surface of the main frame 511 is tightly connected with the fixed pressing plate 53, the blanking stand 21 is tightly connected with the vision probe, and the detection end of the vision probe faces the fixing frame 51.
In the clamping moving mechanism 5, the fixing frame 51 is used for fixing the plate 1 to be cut, the fixing of the plate 1 to be cut is completed through the reset spring 52 and the telescopic auxiliary frame 512, the fixing pressing plate 53 is installed on the main frame 511 and used for placing the plate 1 to be cut, the plate 1 to be cut is prevented from being directly placed on the main frame 511, uneven stress is caused in the blanking process, normal blanking is affected, the vision probe is fixedly installed on the blanking stand 21 and used for detecting the thickness of the plate 1 to be cut, signals are not sent if the thickness is normal or thinner, and the signals are transmitted to the blanking mechanism 3 and the chamfering mechanism 4 if the thickness is thicker.
As shown in fig. 7 and 8, the clamping and moving mechanism 5 further includes a driving device 54, the driving device 54 is connected with the fixing frame 51, the driving device 54 is connected with the lower surface of the main frame 511, the driving device 54 is connected with the blanking pressing plate 22, the driving device 54 includes a driving track 541 and a driving block 542, the driving track 541 is fastened and connected with a closed loop chute of the blanking pressing plate 22, the driving track 541 is in a protruding gear shape, the upper surface of the driving block 542 is fastened and connected with the main frame 511, the inside of the driving block 542 is in a hollow structure, a driving groove is arranged on the lower surface of the driving block 542, a gear is arranged in the driving block 542, an internal gear of the driving block 542 is meshed with the driving track 541 through the driving groove, a servo motor is fastened and connected inside the driving block 542, and the output end of the servo motor is fastened and connected with the gear.
The driving device 54 is used for driving the plate 1 to be cut to move during blanking, multiple times of blanking of the plate 1 to be cut are completed, the top of the driving block 542 is in fastening connection with the main frame 511, the lower end of the driving block is meshed with the driving rail 541 through a gear, the driving block 542 is driven by a servo motor to move along the driving rail 541, the driving block 542 is in fastening connection with the main frame 511, and the plate 1 to be cut is connected to the main frame 511, so that the driving block 542 moves together with the plate 1 to be cut when moving, and thus the plate 1 to be cut can be continuously blanked.
The working principle of the invention is as follows: after the invention is started, firstly, the thickness of the plate 1 to be cut is detected by a visual probe, if the thickness is normal or thinner, the hydraulic cylinder 32 is pressed down, the blanking cutter 31 is gradually close to the plate 1 to be cut, the plate 1 to be cut is continuously pressed down, and the blanking is completed at one time; if the plate 1 to be cut is thicker, because the plate is thicker, the deformation amount of the cutting edge can be larger after the direct primary cutting is finished, therefore, the cutting tool 31 is firstly pressed down, the plate 1 to be cut is firstly cut, the primary cutting is not required to be completely cut, only one crack is required to be cut by the plate 1 to be cut, the pressing hydraulic cylinder 32 is slightly lifted, the pushing hydraulic cylinder 43 drives the polishing device 41 to press down, the second driving motor 412 is started, the polishing head 411 is rotated at a high speed to polish the chamfer at the crack of the plate 1 to be cut, the chip cleaning device 44 synchronously cleans the polished dust chips, the width of the crack at the waste end is enlarged after polishing, at this time, the cutting tool 32 is pressed down again, the cutting tool 31 is used for secondarily cutting the plate 1, at this time, the deformation amount of the cutting is greatly reduced, and the plate 1 to be cut is finished, and in this process, the driving block 542 can drive the plate 1 to be cut along the driving track 541 for multiple times.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a sheet metal dysmorphism hole punching device, punching device carries out blanking to board (1) that wait to cut out, its characterized in that: the blanking device comprises a main body mechanism (2), a blanking mechanism (3), a chamfering mechanism (4) and a clamping moving mechanism (5), wherein the main body mechanism (2) is connected with the blanking mechanism (3), the main body mechanism (2) is connected with the chamfering mechanism (4), the main body mechanism (2) is connected with the clamping moving mechanism (5), the blanking mechanism (3) is connected with the chamfering mechanism (4), and the blanking mechanism (3) is connected with the clamping moving mechanism (5).
2. A metal plate special-shaped hole punching device according to claim 1, characterized in that: the main body mechanism (2) comprises a blanking stand (21) and a blanking pressing plate (22), the blanking stand (21) and the blanking pressing plate (22) are in fastening connection, the blanking stand (21) is connected with the blanking mechanism (3), a closed-loop chute is formed in the upper surface of the blanking pressing plate (22), the blanking stand (21) is connected with the chamfering mechanism (4), the blanking stand (21) is connected with the clamping moving mechanism (5), and the blanking pressing plate (22) is connected with the clamping moving mechanism (5).
3. A metal plate special-shaped hole punching device according to claim 2, characterized in that: the blanking mechanism (3) comprises blanking cutters (31), a pressing hydraulic cylinder (32), rotating shafts (33), supporting frames (34) and buckles, the blanking cutters (31) are cutters with cross sections being of closed annular shapes, the rotating shafts (33) are fixedly connected to two sides of the middle of each blanking cutter (31), the supporting frames (34) are arranged to be two, the supporting frames (34) are respectively and rotatably connected with the two rotating shafts (33), one supporting frame (34) and one rotating shaft (33) are fixed through the buckles, the two supporting frames (34) are far away from one end of each rotating shaft (33) and are fixedly connected with the output end of each pressing hydraulic cylinder (32), the fixing ends of the pressing hydraulic cylinders (32) are fixedly connected with blanking stand (21), and the supporting frames (34) are fixedly connected with chamfering mechanisms (4).
4. A metal plate shaped hole blanking apparatus according to claim 3, wherein: chamfering mechanism (4) are including grinding device (41), fixed bolster (42), propulsion pneumatic cylinder (43), first driving motor and actuating ring, grinding device (41) are connected with fixed bolster (42), be equipped with the mounting groove on fixed bolster (42), propulsion pneumatic cylinder (43) stiff end and fixed bolster (42) cell wall fastening connection, propulsion pneumatic cylinder (43) output and grinding device (41) are connected, support frame (34) surface is equipped with the arch, litigation support frame (34) and actuating ring sliding connection, fixed bolster (42) and actuating ring fastening connection, support frame (34) are through fixed plate and first driving motor fastening connection, first driving motor output and actuating ring transmission are connected, grinding device (41) are including grinding head (411), second driving motor (412) and propulsion pneumatic cylinder (43) output fastening connection, second driving motor (412) output and grinding head (411) fastening connection, blanking angle orientation cutter (31).
5. The metal plate special-shaped hole punching device according to claim 4, wherein: the chamfering mechanism (4) further comprises a scrap cleaning device (44), the scrap cleaning device (44) is connected with the blanking stand (21), the scrap cleaning device (44) comprises a fan (441) and a guide plate (442), the fan (441) is fixedly connected with the blanking stand (21), an air outlet of the fan (441) is fixedly connected with the guide plate (442), and the air outlet of the fan (441) faces towards the blanking pressing plate (22).
6. The metal plate special-shaped hole punching device according to claim 5, wherein: clamping moving mechanism (5) are including mount (51), reset spring (52), fixed clamp plate (53) and vision probe, mount (51) and reset spring (52) are connected, mount (51) are connected with fixed clamp plate (53), mount (51) are including body frame (511) and flexible subframe (512), body frame (511) are "X" shape, flexible subframe (512) are "L" shape, flexible subframe (512) one end and reset spring (52) fastening connection, body frame (511) and reset spring (52) fastening connection, flexible subframe (512) are equipped with four, reset spring (52) are equipped with four, four flexible subframe (512) are respectively through four reset spring (52) and four limit fastening connection of body frame (511), body frame (511) upper surface and fixed clamp plate (53) fastening connection, blanking frame platform (21) and vision probe fastening connection, vision probe orientation mount (51).
7. The metal plate special-shaped hole punching device according to claim 6, wherein: the clamping moving mechanism (5) further comprises a driving device (54), the driving device (54) is connected with the fixing frame (51), the driving device (54) is connected with the lower surface of the main frame (511), the driving device (54) is connected with the blanking pressing plate (22), the driving device (54) comprises a driving track (541) and a driving block (542), the driving track (541) is tightly connected with the blanking pressing plate (22) through a closed-loop sliding groove, the driving track (541) is in a protruding gear shape, the upper surface of the driving block (542) is tightly connected with the main frame (511), the inside of the driving block (542) is in a hollow structure, a driving groove is formed in the lower surface of the driving block (542), a gear is arranged in the driving block (542), the driving block (542) is meshed with the driving track (541) through the driving groove, a servo motor is tightly connected with the inside of the driving block (542), and the output end of the servo motor is tightly connected with the gear.
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| CN202411253398.XA CN118926929B (en) | 2024-09-09 | 2024-09-09 | A device for punching special-shaped holes in metal sheets |
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| CN202411253398.XA CN118926929B (en) | 2024-09-09 | 2024-09-09 | A device for punching special-shaped holes in metal sheets |
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| CN118926929B (en) | 2025-01-24 |
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