CN114769401A - Stamping equipment capable of reducing workpiece cracking - Google Patents
Stamping equipment capable of reducing workpiece cracking Download PDFInfo
- Publication number
- CN114769401A CN114769401A CN202210490407.1A CN202210490407A CN114769401A CN 114769401 A CN114769401 A CN 114769401A CN 202210490407 A CN202210490407 A CN 202210490407A CN 114769401 A CN114769401 A CN 114769401A
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- driving
- plate
- metal plate
- rack
- device body
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- 238000005336 cracking Methods 0.000 title claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 108
- 239000010408 film Substances 0.000 claims abstract description 74
- 238000004804 winding Methods 0.000 claims abstract description 26
- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 239000010409 thin film Substances 0.000 claims abstract description 4
- 238000005520 cutting process Methods 0.000 claims description 41
- 239000003921 oil Substances 0.000 claims description 38
- 239000010687 lubricating oil Substances 0.000 claims description 14
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 2
- 238000004080 punching Methods 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
- B26D1/065—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates for thin material, e.g. for sheets, strips or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
- B65H35/04—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators
- B65H35/06—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators from or with blade, e.g. shear-blade, cutters or perforators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Manufacturing & Machinery (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The application discloses stamping equipment for reducing cracking of a workpiece, which comprises a rack, wherein the rack is provided with a stamping device body for processing a metal plate; two winding rollers are arranged at the position, located on one side of the stamping device body, of the rack, the two winding rollers are arranged at intervals in the vertical direction, and a thin film is wound on the outer peripheral wall of each winding roller; a driving assembly is arranged at the position, close to one side of the stamping device body, of the winding roller of the rack; the driving assembly comprises two driving rollers which are rotationally connected with the rack and a rotating assembly for driving the driving rollers to rotate; one end of each film, which is far away from the corresponding wind-up roll, is positioned between the two driving rolls; and an interval for inserting the metal plate to be processed is arranged between the two driving rollers. The film can reduce the friction between the surface of the metal plate and the upper and lower dies of the stamping device body, so as to improve the problem of workpiece cracking.
Description
Technical Field
The application relates to a stamping device for reducing workpiece cracking.
Background
Stamping is a processing method for obtaining a workpiece of a desired shape and size by applying an external force to a plate material or the like through a press machine and a die; the press and the die in combination form a stamping device for processing sheet material.
The current chinese patent with publication number CN212093891U discloses a sheet metal stamping device for digit control machine tool, which comprises an upper die and a lower die, wherein the top of the upper die is connected with a hydraulic mechanism. When in use, a metal plate to be processed is placed on the lower die; the hydraulic mechanism drives the upper die to move downwards so that the upper die extrudes the metal plate, the lower surface of the metal plate is attached to the inner side wall of the lower die, the lower surface of the upper die on the upper surface of the metal plate is attached, and the metal plate deforms to manufacture a required workpiece.
In view of the above-mentioned related art, the inventors of the present invention believe that when the upper die and the lower die are clamped to press the metal plate, the metal plate is subjected to tensile deformation, which may cause cracking of the workpiece, and thus need improvement.
Disclosure of Invention
In order to improve the problem that the work piece takes place the fracture easily, this application provides a stamping equipment who reduces the work piece fracture.
The application provides a stamping equipment who reduces work piece fracture adopts following technical scheme:
a stamping device for reducing cracking of a workpiece comprises a rack, wherein the rack is provided with a stamping device body for processing a metal plate; two winding rollers are arranged at the position, located on one side of the stamping device body, of the rack, the two winding rollers are arranged at intervals in the vertical direction, and a thin film is wound on the outer peripheral wall of each winding roller; a driving assembly is arranged at the position, on one side of the winding roller close to the stamping device body, of the rack; the driving assembly comprises two driving rollers which are rotationally connected with the rack and a rotating assembly for driving the driving rollers to rotate; one end of each film, which is far away from the corresponding wind-up roll, is positioned between the two driving rolls; and an interval for inserting the metal plate to be processed is arranged between the two driving rollers.
By adopting the technical scheme, one end of the metal plate to be processed is inserted between the two driving rollers from one side of the driving rollers, which is far away from the stamping device body, and the metal plate is positioned between the two films; at this time, the upper surface of the metal plate abuts against the outer peripheral wall of the drive roller positioned above, and the lower surface of the metal plate abuts against the drive roller positioned below; the rotating assembly drives the driving rollers to rotate, and the metal plate and the film which are positioned between the two driving rollers can be driven to move towards the direction of the stamping device body together so as to be stamped by the stamping device body. In the moving process of the metal plate, the film positioned above is automatically laid on the upper surface of the metal plate, and the film positioned below is automatically laid on the lower surface of the metal plate, so that automatic film covering of two surfaces of the metal plate is realized; the film can reduce the friction between the surface of the metal plate and the upper die and the lower die of the stamping device body, and plays a role in lubrication, so that the risk of cracking in the deformation process of the metal plate is reduced, and the problem of cracking of a workpiece is improved.
Optionally, a bearing frame for bearing a metal plate to be processed is arranged between the driving roller and the stamping device body; the bearing frame is provided with a cutting device for cutting the film; the frame is provided with a transfer device used for transferring the metal plate on the bearing frame to a lower die of the stamping device body.
By adopting the technical scheme, after the metal plate moving towards the stamping device body between the two driving rollers moves onto the bearing frame, the film is cut off by the cutting device; the transfer device moves the metal plate on the bearing frame to the lower die of the stamping device body. The transfer device can improve the accuracy of the position of the metal plate placed on the lower die of the stamping device body, so that the processing precision of stamping processing is improved. The metal sheet that the film was laid on two sides is put temporarily in accepting the frame, and transfer device can be with the assigned position of the metal sheet rapid draing to the stamping device body that corresponds to be favorable to improving machining efficiency.
Optionally, the cutting device includes a cutting knife and a support plate for receiving the cutting knife, the support plate is fixedly connected to the frame, and the support plate is located below the two films; the bearing frame is provided with a mounting plate above the two films, and the mounting plate is connected with the rack in a sliding manner along the vertical direction; the cutting knife is fixedly connected with the mounting plate; the mounting plate is connected with a moving assembly used for driving the mounting plate to move up and down.
By adopting the technical scheme, when the metal plate moves towards the bearing frame, the moving assembly drives the mounting plate to move upwards so as to separate the cutting knife from the support plate for the metal plate to move; when the metal plate moves to one side of the cutting knife, which is far away from the driving roller, the mounting plate moves downwards under the action of self gravity to drive the cutting knife to move downwards; the cutting blade may abut against the upper surface of the support plate, thereby cutting the film.
Optionally, the moving assembly includes two support wheels for abutting against the upper surface of the metal plate to be processed, and the two support wheels are sequentially arranged along the moving direction of the metal plate; the two supporting wheels are rotatably connected with the mounting plate; the cutting knife is positioned between the two supporting wheels.
By adopting the technical scheme, when the metal plate moves towards the direction of the stamping device body, when the metal plate is abutted against the outer peripheral wall of the supporting wheel close to the driving roller, the metal plate can drive the supporting wheel to move upwards until the outer peripheral wall of the supporting wheel is abutted against the upper surface of the metal plate, so that the mounting plate is driven to move upwards, the cutting knife is separated from the supporting plate, and the metal plate can move; when the metal plate is separated from the supporting wheel far away from the driving roller, the metal plate moves to one side, far away from the driving roller, of the cutting knife, and the mounting plate drives the cutting knife to automatically move downwards so as to cut off the film. The two supporting wheels are alternately matched with the metal plate so as to realize the automatic up-and-down movement of the mounting plate; need not to add power spare, simple structure is convenient for cut the accurate film that cuts of sword.
Optionally, the positions of the rack close to the driving roller are both fixedly provided with vent pipes, and the vent pipes are positioned on one side of the driving roller far away from the stamping device body; the breather pipe all is provided with the gas blow pipe that is used for blowing to between two drive rollers.
Through adopting above-mentioned technical scheme, after the film is cut off by cutting device, the gas blow pipe blows to between two drive rollers to blow the film, reduce the film because the risk that self action of gravity breaks away from between two drive rollers, thereby be convenient for the next metal sheet's that treats processing surface shop membrane operation.
Optionally, a bearing plate is fixedly arranged at a position of the rack below each film, the bearing plate is arranged at one side of the driving roller far away from the stamping device body, and the bearing plate is arranged close to the driving roller; the bearing plate is fixedly provided with a connecting rod extending upwards, and the connecting rod is rotatably connected with a resisting plate; one side of the abutting plate, which is far away from the connecting rod, extends towards the direction of the driving roller and abuts against the upper surface of the corresponding film.
Through adopting above-mentioned technical scheme, under the action of gravity of self, but support the tight board and keep away from one side of connecting rod and compress tightly the film to fixed film is favorable to further reducing the possibility that the film breaks away from between by two drive rollers. When the film moves towards the driving roller, the film can drive the abutting plate to rotate upwards so as to facilitate the movement of the film. The abutting plate is matched with the bearing plate, the abutting plate does not need to be driven to rotate manually or by an external power part, and the structure is simple and the operation is convenient.
Optionally, the transfer device comprises a driving block connected with the rack in a sliding manner, a power assembly connected with the driving block to drive the driving block to slide back and forth, and a clamping assembly for clamping the metal plate to be processed;
the clamping assembly comprises an upper clamping plate fixedly connected with the driving block, a lower clamping plate connected with the driving block in a sliding manner along the vertical direction, and a driving piece connected with the lower clamping plate and used for driving the lower clamping plate to move up and down; the lower clamping plate is positioned below the upper clamping plate.
By adopting the technical scheme, the lower clamping plate is matched with the upper clamping plate to clamp the metal plate; the power assembly drives the driving block to move so as to drive the metal plate to move towards the driving device body, so that the metal plate is conveyed to the lower die of the stamping device body, and the stamping device is simple in structure and convenient to maintain. The driving piece drives the lower clamping plate to move upwards so that the metal plate is tightly abutted to the upper clamping plate, the metal plate can be separated from the bearing frame, and the risk that the bearing frame scratches the film on the lower surface of the metal plate due to mutual friction between the metal plate and the bearing frame is reduced.
Optionally, the frame is fixedly provided with an oil injection pipe, and the oil injection pipe is provided with an oil injection nozzle for injecting lubricating oil to the upper surface and the lower surface of the metal plate to be processed; the oil nozzle is located between the driving roller and the stamping device body.
Through adopting above-mentioned technical scheme, the oil spout nozzle can be to the upper surface and the lower surface oil spout of sheet metal to make lubricating oil be stained with the surface of the film of one side that corresponds of sheet metal, be favorable to reducing the frictional force between the film and the upper and lower mould of stamping device body, with the size of further reducing the frictional force between sheet metal and the upper and lower mould, thereby be favorable to further reducing the possibility that the work piece takes place the fracture. During the punching operation, lubricating oil on the surface of the film can cool and lubricate the upper die and the lower die, so that the processing precision of the workpiece is improved.
Optionally, a baffle for blocking oil is fixedly arranged at a position, between the oil nozzle and the driving roller, of the frame.
Through adopting above-mentioned technical scheme, the baffle can shelter from by fuel sprayer spun lubricating oil, reduces the drive roller and is infected with lubricating oil and takes place the possibility of skidding to be favorable to improving the stability that drive roller drive metal sheet removed.
Optionally, the lower extreme of baffle is fixed to be provided with and connects the oil groove body, connect the oil groove body to be located the baffle and keep away from the one side of drive roller.
Through adopting above-mentioned technical scheme, connect the oil groove body can accept the lubricating oil along the lateral wall downward flow of baffle, reduce lubricating oil and drip to the film and lead to the inhomogeneous possibility of lubricating oil distribution on the film. Meanwhile, the oil receiving groove body can recycle lubricating oil sprayed to the baffle, and waste of the lubricating oil is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the two driving rollers are matched with each other to realize the automatic film laying on the two sides of the metal plate to be processed, and the film laid on the surface of the metal plate can reduce the friction force between the metal plate and the upper and lower dies of the stamping device body, so that the risk of cracking of a workpiece is reduced;
2. the two supporting wheels are matched with each other to drive the mounting plate and the cutting knife to automatically move upwards and downwards so as to automatically cut the film, and the structure is simple;
3. the gas blown from the gas blowing tube can reduce the possibility that the film will separate from the two driving rollers.
Drawings
Fig. 1 is a schematic diagram of an overall structure of a punching apparatus for reducing cracking of a workpiece according to an embodiment of the present disclosure.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view for showing a structure of the carrier.
Fig. 4 is an enlarged view of a portion B in fig. 3.
FIG. 5 is a schematic view for showing the structure of the transfer module
Fig. 6 is an enlarged view of a portion C in fig. 5.
Fig. 7 is a schematic view for showing the matching relationship between the bearing plate and the resisting plate.
Description of the reference numerals:
1. a frame; 11. a stamping device body; 12. a winding shaft; 121. abutting the sleeve; 13. unwinding the part; 14. a support frame; 141. a rotating roller; 15. a receiving frame; 151. a support; 152. a driving roller; 16. a sliding hole; 161. a sliding block; 17. a slide rail; 171. a sliding seat; 18. a bearing plate; 181. a connecting rod; 182. a resisting plate; 19. a breather pipe; 191. an air blowing pipe; 2. a metal plate; 3. a wind-up roll; 31. a film; 4. a drive roller; 41. a rotating assembly; 411. a drive motor; 412. a connecting gear; 5. a transfer device; 51. a drive block; 52. a power assembly; 521. a power screw; 522. a power motor; 53. a clamping assembly; 531. an upper splint; 5311. a guide hole; 532. a lower splint; 5321. a guide bar; 533. a drive member; 6. a cutting device; 61. cutting a knife; 611. mounting a plate; 6111. a support wheel; 62. a support plate; 621. a yielding groove; 7. an oil spray pipe; 8. an oil jet; 9. a baffle plate; 91. an oil receiving tank body.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a stamping equipment for reducing workpiece cracking. Referring to fig. 1, a stamping apparatus for reducing cracking of a workpiece includes a frame 1, wherein a stamping device body 11 is fixedly installed at one end of the frame 1 along the length direction thereof; the press device body 11 is used to press the metal plate 2 to obtain a formed work. One end of the frame 1, which is far away from the stamping device body 11, is provided with two winding shafts 12, and the two winding shafts 12 are sequentially arranged at intervals along the vertical direction. The outer peripheral wall of each winding shaft 12 is sleeved with a winding roller 3, and a thin film 31 is wound on the outer peripheral wall of each winding roller 3; in this embodiment, the film 31 is a plastic film 31. One end of the winding shaft 12 is rotatably connected with the rack 1 through a bearing, the outer peripheral walls at two ends of the winding shaft 12 are in threaded connection with abutting sleeves 121, and each abutting sleeve 121 abuts against the end wall of the corresponding end of the winding roller 3 tightly to fix the winding roller 3. In the embodiment, the position of the frame 1 on each wind-up roll 3 is fixedly connected with a wind-up piece 13 through a screw; the unwinding member 13 includes a motor. The output shaft of the unwinding member 13 is connected to the corresponding winding shaft 12 to drive the winding shaft 12 and the winding roller 3 to rotate so as to unwind the film 31.
Referring to fig. 1 and 2, the frame 1 is provided with a driving assembly at a position between the wind-up roll 3 and the punching device body 11, and the driving assembly includes two driving rollers 4 and a rotating assembly 41 connected to the driving rollers 4. The axial directions of the two driving rollers 4 are both arranged along the width direction of the rack 1, one driving roller 4 is positioned right below the other driving roller 4, and a gap is arranged between the two driving rollers 4; one end of each of the two films 31, which is far away from the corresponding wind-up roll 3, extends between the two driving rolls 4. The frame 1 is located the position welded fastening that drive roller 4 keeps away from one side of stamping device body 11 and is had support frame 14, and the upper end of support frame 14 is rotated and is connected with a plurality of live-rollers 141, and whole live-rollers 141 set gradually along the length direction of frame 1 for hold the metal sheet 2 of treating processing. In this embodiment, one end of the supporting frame 14 near the driving roller 4 extends to a position between the two films 31.
Referring to fig. 1 and 2, both drive rollers 4 are rotatably connected to the frame 1 by bearings. The rotating assembly 41 comprises a driving motor 411 and two connecting gears 412; one of the connecting gears 412 is coaxially keyed with the driving roller 4 located at the upper position, and the other connecting gear 412 is coaxially keyed with the driving roller 4 located at the lower position; two connecting gears 412 are meshed with each other, the driving motor 411 is fixedly connected with the rack 1 through screws, an output shaft of the driving motor 411 is in keyed connection with a driving gear, and the braking gear is meshed with one of the connecting gears 412 to drive the corresponding driving roller 4 to rotate and drive the other driving roller 4 to rotate. One end of the metal plate 2 on the support frame 14 close to the driving roller 4 may be interposed between the two driving rollers 4; at this time, the metal plate 2 is located between the two films 31, and each film 31 abuts against the surface of the corresponding side of the metal plate 2; when the driving rollers 4 rotate, the two driving rollers 4 cooperate with each other to drive the metal plate 2 and the film 31 to move toward the punching device body 11. In practice, water may be sprayed in advance onto the upper and lower surfaces of the end of the metal plate 2 close to the driving roller 4 to facilitate the attachment of the film 31 to the metal plate 2.
Referring to fig. 1 and 3, a receiving frame 15 is fixedly mounted at a position of the frame 1 between the driving roller 4 and the stamping device body 11, the receiving frame 15 includes a bracket 151 fixedly connected to the frame 1 and a plurality of driving rollers 152 rotatably disposed at an upper end of the bracket 151, and all the driving rollers 152 are sequentially disposed along a length direction of the frame 1 to receive the metal plate 2 moving toward the stamping device body 11.
Referring to fig. 1 and 3, the frame 1 is provided with a transfer device 5 for moving the metal sheet 2 on the receiving rack 15 onto the lower die of the punching device body 11 for a punching operation. The holder 151 is provided with a cutter 6 at a position between the driving roller 4 and the receiving frame 15 for cutting the film 31.
Referring to fig. 3 and 4, the cutting device 6 includes a cutting blade 61 and a support plate 62 located directly below the cutting blade 61. The supporting plate 62 is positioned below the two films 31, and the supporting plate 62 is welded and fixed with the frame 1; the cutting blade 61 is positioned above the two films 31. The frame 1 is provided with a mounting plate 611, and the mounting plate 611 is located above the two packaging films. The positions of the frame 1 at the two ends of the mounting plate 611 are both provided with a sliding hole 16 along the up-down direction, and the inner side wall of the sliding hole 16 is connected with a sliding block 161 in a sliding manner; each sliding block 161 is welded and fixed with one corresponding end of the mounting plate 611, and the mounting plate 611 can slide up and down. The cutting blade 61 is fixedly connected to the lower side of the mounting plate 611 by screws.
Referring to fig. 3 and 4, each end of the mounting plate 611 is connected with a moving assembly, the moving assembly includes two support wheels 6111, the two support wheels 6111 are sequentially arranged at intervals along the length direction of the frame 1, one support wheel 6111 is located at one side of the cutting knife 61, and the other support wheel 6111 is located at the other side of the cutting knife 61; the two support wheels 6111 are both rotationally connected with the mounting plate 611 through a pin shaft; the axial direction of the support wheels 6111 is arranged along the width direction of the frame 1. In this embodiment, the two support wheels 6111 are both located above the support plate 62; the upper surface of the supporting plate 62 below each supporting wheel 6111 is provided with a yielding groove 621 downward to accommodate the supporting wheel 6111. When the support wheel 6111 is located in the accommodation groove, the cutting edge of the lower end of the cutting blade 61 abuts against the upper surface of the support plate 62. When the metal plate 2 to be processed moves from the upper surface of the support plate 62, the support wheel 6111 abuts against the upper surface of the metal plate 2; at this time, the cutting edge of the cutting blade 61 is located at a position above the metal plate 2; when the metal plate 2 is disengaged from both the support wheels 6111, the mounting plate 611 and the cutting blade 61 are automatically moved downward to cut the film 31.
Referring to fig. 3 and 4, the oil spray pipes 7 are fixedly installed at positions of the frame 1 above and below the driving roller 152; two oil spray pipes 7 are located on the side of the support plate 62 away from the drive roller 4. The length direction of the oil spraying pipe 7 is arranged along the width direction of the frame 1; one end of the oil injection pipe 7 is connected with an oil pump, and the input end of the oil pump is connected with an oil tank. A plurality of oil nozzles 8 are fixedly mounted on the side wall of the oil spraying pipe 7 facing the direction of the support plate 62, and the oil nozzles 8 are sequentially arranged at intervals along the length direction of the oil spraying pipe 7 so as to spray lubricating oil to the metal plate 2 to be processed. The frame 1 is located every position between oil spout pipe 7 and the backup pad 62 and all welded fastening has baffle 9, is provided with the interval that supplies metal sheet 2 to pass through between two upper and lower baffles 9. The lower end of each baffle 9 is fixedly welded with an oil receiving groove 91; the oil receiving tank 91 is a housing having an open upper end. The oil receiving groove 91 is located on the side wall of the baffle plate 9 close to one side of the oil injection pipe 7, and is used for receiving lubricating oil flowing down along the side wall of the baffle plate 9.
Referring to fig. 5 and 6, slide rails 17 are welded and fixed at positions of the frame 1 on both sides of the receiving frame 15, the length direction of the slide rails 17 is arranged along the length direction of the frame 1, and one end of the slide rail 17 far away from the receiving frame 15 extends to a position of the stamping device body 11; the slide rail 17 is slidably connected with a slide seat 171. In this embodiment, there are two transfer devices 5, and the two transfer devices 5 are symmetrically disposed on two sides of the receiving frame 15. The transfer device 5 comprises a driving block 51, a power assembly 52 and a clamping assembly 53; each of the driving blocks 51 is fixedly connected to the sliding seat 171 on the corresponding side by screws. The power assembly 52 comprises a power screw 521, a power motor 522 and a power block 523 in threaded connection with the outer peripheral wall of the power screw 521; the power screw 521 is disposed along the length direction of the slide rail 17, and the power block 523 is fixedly connected to the driving block 51 by screws. Both ends of the power screw 521 are rotatably connected with the frame 1; the power motor 522 is fixed with the frame 1 through screws, and an output shaft of the power motor 522 is connected with the power screw 521 to drive the power screw 521 to rotate, so as to drive the driving block 51 to move.
Referring to fig. 5 and 6, the number of the clamping assemblies 53 corresponding to each driving block 51 is several, and all the corresponding clamping assemblies 53 are sequentially disposed along the length direction of the frame 1. The clamping assembly 53 comprises an upper clamping plate 531, a lower clamping plate 532 and a driving member 533; the upper clamping plate 531 is welded and fixed with the driving block 51, and the lower clamping plate 532 is positioned below the upper clamping plate 531. The upper surface of the upper clamping plate 531 is provided with a guide hole 5311 in a downward penetrating manner; a guide rod 5321 is fixedly welded to the upper surface of the lower clamping plate 532, and one end of the guide rod 5321, which is far away from the lower clamping plate 532, extends upwards and is inserted into the guide hole 5311. The guide rod 5321 is slidably engaged with the guide hole 5311, and the lower clamp plate 532 moves up and down. In the present embodiment, the driving member 533 includes a cylinder; the cylinder of the driving member 533 is fixed to the upper clamp 531 by screws, and the piston rod of the driving member 533 penetrates the upper clamp 531 downward and is fixedly connected to the lower clamp 532 by screws.
Referring to fig. 5 and 6, in the present embodiment, the length of the rotating roller 141 is smaller than the width of the metal plate 2 to be processed. After the metal plate 2 to be processed moves onto the rotating roller 141, each side of the metal plate 2 to be processed is suspended; the lower nip plate 532 is located below the metal plate 2, and the upper nip plate 531 is located above the metal plate 2. The driving member 533 can drive the lower clamping plate 532 to move upward, so that the metal plate 2 abuts against the lower surface of the upper clamping plate 531, thereby clamping the metal plate 2, and driving the metal plate 2 and the film 31 to move toward the punching apparatus body 11.
Referring to fig. 1 and 7, a receiving plate 18 is welded and fixed to the frame 1 at a position below each film 31 to receive the corresponding film 31. The bearing plate 18 is positioned on one side of the driving roller 4 far away from the stamping device body 11; in this embodiment, the distance between the receiving plate 18 and the driving roller 4 is smaller than the distance between the winding rollers 3 corresponding to the receiving plate 18, and the receiving plate 18 is disposed close to the driving roller 4.
Referring to fig. 7, the connecting rods 181 are welded and fixed to the upper surfaces of the two sides of the receiving plate 18 in the width direction of the film 31, and one ends of the connecting rods 181 far away from the receiving plate 18 extend upward. The upper ends of two connecting rods 181 of the same bearing plate 18 are connected with a butting plate 182 through a pin shaft in a co-rotating manner, and one side of the butting plate, which is far away from the connecting rods 181, extends towards the driving roller 4. The abutting plates 182 are positioned above the corresponding films 31; under the action of its own gravity, the side of the abutting plate 182 away from the connecting rod 181 abuts against the upper surface of the receiving plate 18 to abut against the film 31, thereby fixing the film 31.
Referring to fig. 7, a vent pipe 19 is welded and fixed on the frame 1; in this embodiment, there are two air pipes 19, and the length direction of the two air pipes 19 is set along the width direction of the film 31. The two air pipes 19 are sequentially arranged between the upper film 31 and the lower film 31 along the up-down direction, and the two air pipes 19 are both positioned between the bearing plate 18 and the driving roller 4; a space is provided between the two air ducts 19 for the metal plate 2 to pass through. One end of the vent pipe 19 is connected to a positive pressure gas source for feeding gas into the vent pipe 19. The side wall of each vent pipe 19 facing the direction of the two driving rollers 4 is fixedly welded with an air blowing pipe 191; one end of the air blowing pipe 191 far away from the air pipe 19 extends to a position between the two driving rollers 4 to blow air between the two driving rollers 4 to blow the film 31, so that the risk that the film 31 is separated from the two driving rollers 4 is reduced.
The implementation principle of the stamping equipment for reducing workpiece cracking in the embodiment of the application is as follows:
placing a metal plate 2 to be processed on a support frame 14, and inserting one end of the metal plate 2 close to the driving rollers 4 into a position between the two driving rollers 4; at this time, the corresponding one end of the metal plate 2 is positioned between the two films 31; the rotating assembly 41 drives the driving roller 4 to rotate so as to drive the metal plate 2 to move towards the direction of the stamping device body 11, and meanwhile, the films 31 positioned at two sides of the metal plate 2 move together with the metal plate 2 and are automatically laid on the surface of the corresponding side of the metal plate 2; when one end of the metal plate 2 far away from the stamping device body 11 is disengaged from the driving roller 4, the clamping component 53 clamps the metal plate 2 and the film 31, and the power component 52 drives the driving block 51 and the clamping component 53 to move towards the stamping device body 11 so as to move the metal plate 2 to the position of a lower die of the stamping device body 11 for performing a stamping forming operation; when the support wheel 6111 on the side away from the driving roller 4 is disengaged from the metal plate 2, the cutting blade 61 automatically moves downward and cuts the film 31.
The films 31 laid on the two sides of the metal plate 2 can reduce the friction force between the metal plate 2 and the upper die and the lower die of the stamping device body 11, so that the risk of cracking of the workpiece is reduced.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The stamping equipment for reducing the cracking of the workpiece comprises a rack (1), wherein the rack (1) is provided with a stamping device body (11) for processing a metal plate (2); the method is characterized in that: two winding rollers (3) are arranged at the position, located on one side of the stamping device body (11), of the rack (1), the two winding rollers (3) are arranged at intervals in the vertical direction, and a thin film (31) is wound on the outer peripheral wall of each winding roller (3); a driving assembly is arranged at the position, on one side of the winding roller (3) close to the stamping device body (11), of the rack (1); the driving assembly comprises two driving rollers (4) which are rotatably connected with the rack (1) and a rotating assembly (41) for driving the driving rollers (4) to rotate; one end of each film (31) far away from the corresponding wind-up roll (3) is positioned between two driving rolls (4); and an interval for inserting the metal plate (2) to be processed is arranged between the two driving rollers (4).
2. A stamping apparatus for reducing cracking of a workpiece as defined in claim 1, wherein: a bearing frame (15) for bearing the metal plate (2) to be processed is arranged between the driving roller (4) and the stamping device body (11); the bearing frame (15) is provided with a cutting device (6) for cutting the film (31); the frame (1) is provided with a transfer device (5) for transferring the metal plate (2) on the bearing frame (15) to a lower die of the stamping device body (11).
3. A stamping apparatus for reducing cracking of a workpiece as defined in claim 2, wherein: the cutting device (6) comprises a cutting knife (61) and a supporting plate (62) for bearing the cutting knife (61), the supporting plate (62) is fixedly connected with the rack (1), and the supporting plate (62) is positioned below the two films (31); the rack (1) is provided with an installation plate (611) above the two films (31), and the installation plate (611) is connected with the rack (1) in a sliding manner along the vertical direction; the cutting knife (61) is fixedly connected with the mounting plate (611); the mounting plate (611) is connected with a moving assembly for driving the mounting plate to move up and down.
4. A press apparatus for reducing cracking of workpieces as recited in claim 3, wherein: the moving assembly comprises two supporting wheels (6111) which are abutted to the upper surface of the metal plate (2) to be processed, and the two supporting wheels (6111) are sequentially arranged along the moving direction of the metal plate (2); the two supporting wheels (6111) are rotationally connected with the mounting plate (611); the cutting knife (61) is positioned between the two support wheels (6111).
5. A press apparatus for reducing cracking of workpieces as claimed in claim 2, wherein: the positions, close to the driving roller (4), of the rack (1) are fixedly provided with vent pipes (19), and the vent pipes (19) are positioned on one side, far away from the stamping device body (11), of the driving roller (4); the air pipe (19) is provided with an air blowing pipe (191) used for blowing air between the two driving rollers (4).
6. A press apparatus for reducing cracking of workpieces as claimed in claim 2, wherein: the position, below each film (31), of the rack (1) is fixedly provided with a bearing plate (18), the bearing plate (18) is located on one side, away from the stamping device body (11), of the driving roller (4), and the bearing plate (18) is arranged close to the driving roller (4); the bearing plate (18) is fixedly provided with a connecting rod (181) extending upwards, and the connecting rod (181) is rotatably connected with a propping plate (182); one side of the abutting plate (182) far away from the connecting rod (181) extends towards the driving roller (4) and abuts against the upper surface of the corresponding film (31).
7. A stamping apparatus for reducing cracking of a workpiece as defined in claim 2, wherein: the transfer device (5) comprises a driving block (51) connected with the rack (1) in a sliding manner, a power assembly (52) connected with the driving block (51) to drive the driving block (51) to slide in a reciprocating manner, and a clamping assembly (53) used for clamping the metal plate (2) to be processed;
the clamping assembly (53) comprises an upper clamping plate (531) fixedly connected with the driving block (51), a lower clamping plate (532) connected with the driving block (51) in a sliding mode along the vertical direction, and a driving piece (533) connected with the lower clamping plate (532) and used for driving the lower clamping plate (532) to move up and down; the lower clamping plate (532) is positioned below the upper clamping plate (531).
8. A stamping apparatus for reducing cracking of a workpiece as defined in claim 1, wherein: the machine frame (1) is fixedly provided with an oil injection pipe (7), and the oil injection pipe (7) is provided with an oil injection nozzle (8) used for injecting lubricating oil to the upper surface and the lower surface of the metal plate (2) to be processed; the oil nozzle (8) is positioned between the driving roller (4) and the stamping device body (11).
9. A press apparatus for reducing cracking of workpieces as recited in claim 8, wherein: and a baffle (9) for blocking lubricating oil is fixedly arranged at a position, between the oil nozzle (8) and the driving roller (4), of the frame (1).
10. A press apparatus for reducing cracking of workpieces as recited in claim 9, wherein: the lower extreme of baffle (9) is fixed to be provided with and connects oil groove body (91), connect oil groove body (91) to be located one side that drive roller (4) were kept away from in baffle (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210490407.1A CN114769401A (en) | 2022-05-07 | 2022-05-07 | Stamping equipment capable of reducing workpiece cracking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210490407.1A CN114769401A (en) | 2022-05-07 | 2022-05-07 | Stamping equipment capable of reducing workpiece cracking |
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| Publication Number | Publication Date |
|---|---|
| CN114769401A true CN114769401A (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210490407.1A Pending CN114769401A (en) | 2022-05-07 | 2022-05-07 | Stamping equipment capable of reducing workpiece cracking |
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| Country | Link |
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| CN (1) | CN114769401A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116532572A (en) * | 2023-07-06 | 2023-08-04 | 苏州乔凯机械科技有限公司 | Stamping equipment for metal processing |
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| CN215144108U (en) * | 2021-04-16 | 2021-12-14 | 江苏科瑞智能装备有限公司 | Punching and clamping mechanism based on turret punch press |
| CN215791751U (en) * | 2021-06-28 | 2022-02-11 | 合肥凌霄汽车配件有限公司 | Steel sheet work piece tectorial membrane processingequipment |
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| US5071504A (en) * | 1986-02-19 | 1991-12-10 | D&K Custom Machine Design, Inc. | Double sided laminating machine |
| US20070193692A1 (en) * | 2006-02-20 | 2007-08-23 | General Binding Corporation | Laminating machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116532572A (en) * | 2023-07-06 | 2023-08-04 | 苏州乔凯机械科技有限公司 | Stamping equipment for metal processing |
| CN116532572B (en) * | 2023-07-06 | 2023-09-12 | 苏州乔凯机械科技有限公司 | Stamping equipment for metal processing |
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