CN114515810B - Forging equipment for stainless steel flange production and processing and use method thereof - Google Patents
Forging equipment for stainless steel flange production and processing and use method thereof Download PDFInfo
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- CN114515810B CN114515810B CN202210089260.5A CN202210089260A CN114515810B CN 114515810 B CN114515810 B CN 114515810B CN 202210089260 A CN202210089260 A CN 202210089260A CN 114515810 B CN114515810 B CN 114515810B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K27/00—Handling devices, e.g. for feeding, aligning, discharging, Cutting-off means; Arrangement thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
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- General Engineering & Computer Science (AREA)
- Forging (AREA)
Abstract
The invention relates to the technical field of flange forging, in particular to forging equipment for producing and processing a stainless steel flange and a using method thereof, wherein the forging equipment comprises an upper forging die and a lower forging die, four ends between the upper forging die and the lower forging die are both connected with a connecting rod in a sliding manner, the top end of the connecting rod is fixedly connected with a hydraulic machine, an output shaft of the hydraulic machine is fixedly connected to the top of the upper forging die, and one side of the upper forging die, which is adjacent to the lower forging die, is respectively provided with an upper die groove and a lower die groove; in the communication process, the communication mechanism leads water to pass through the cut flange hole and the shaft hole to form the communication of the upper forging die and the surrounding flow mechanism inside the lower forging die, and cools the upper forging die, the lower forging die and the stainless steel flange formed after a blank is forged, thereby indirectly taking away the heat of the lower surface of the stainless steel flange and the temperature of the flange hole and the shaft hole in the middle of the stainless steel flange, and then the circulation mechanism effectively increases the cooling area of the flange surface, shortens the cooling time and improves the processing efficiency of flange forging.
Description
Technical Field
The invention relates to the field of flange forging, in particular to forging equipment for producing and processing a stainless steel flange and a using method thereof.
Background
The flange is a part for connecting the shafts and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The pipeline flange is a flange for piping in a pipeline device, and is used on equipment to be an inlet and outlet flange of the equipment. The flanges are provided with holes, and the two flanges are tightly connected through bolts. The flanges are sealed with a gasket. The die forging is a forging method in which a blank is formed by a die on a special die forging apparatus to obtain a forged part. The forging produced by the method has the advantages of accurate size, small machining allowance, complex structure and high productivity.
The prior art discloses the patent document of the relevant flange production of part, chinese patent with application number CN201810286613.4, disclose a flange forges equipment for production, which comprises a base, shaft main part and regenerator, the furnace body is installed down to the top of base, and the surface below of furnace body is provided with down the stove sealing door, first connecting tube is installed in the outside of lower furnace body, the backheat pipe is all installed to the left and right sides of shaft main part, and the shaft main part is located the outside of furnace body and last furnace body down, the outside of regenerator is provided with the outer zone of heating, and the regenerator is located the one side that leads to the end valve and lean on the outside.
The in-process of forging is being forged to the flange to prior art, generally in the forging and pressing shaping, be not convenient for run through the shaping to the shaft hole of flange and flange hole, thereby before the separation of upper and lower back dies, and generally adopt and cool down the mould, indirectly cool down by the surface of the stainless steel flange that forms after the forging and pressing for the blank, be difficult to carry out quick effectual cooling to the whole of flange, lead to the flange to forge the fashioned time of cooling down longer in-process, the forged machining efficiency of flange has been reduced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides forging equipment for producing and processing stainless steel flanges and a using method thereof.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a forging device for producing and processing a stainless steel flange comprises an upper forging die and a lower forging die, wherein four ends between the upper forging die and the lower forging die are connected with a connecting rod in a sliding mode, the top end of the connecting rod is fixedly connected with a hydraulic machine, an output shaft of the hydraulic machine is fixedly connected to the top of the upper forging die, an upper die groove and a lower die groove are respectively formed in one side, adjacent to the upper forging die and the lower forging die, of the upper forging die, a first circular hole is formed in the axis of the bottom of the lower die groove, four second circular holes are formed in the outer side of the bottom of the lower die groove in a circumferential array mode, a first jacking shell is placed in each first circular hole, a second jacking shell is placed in each second circular hole, and a first cutting pipe and a second cutting pipe are respectively and fixedly connected to the positions, corresponding to the first circular hole and the second circular hole, of the top of the inner wall of the upper forging die;
the lower forging die is connected with a telescopic jacking mechanism, the telescopic jacking mechanism is used for driving a first jacking shell and a second jacking shell to extend out to be matched with a first cutting pipe and a second cutting pipe during die assembly, cut scraps are pushed into the upper forging die, a abdicating matching mechanism is connected in the upper die groove and is used for abdicating and storing the scraps;
the inner parts of the upper forging die and the lower forging die are respectively provided with a circulating flow mechanism for guiding water flow, the circulating flow mechanisms are used for guiding the direction of the water flow so as to cool the surface of the stainless steel flange, the first ejection shell and the second ejection shell are respectively connected with a communicating mechanism, and the communicating mechanisms are used for communicating the circulating flow mechanisms in the upper forging die and the lower forging die and cooling the shaft hole and the flange hole of the stainless steel flange when the die is closed; during working, in the process of forging the flange in the prior art, generally, the shaft hole and the flange hole of the flange are not convenient to run through and form while forging and forming, so that before the separation of an upper die and a lower die, the temperature of a die is generally reduced, the temperature of the outer surface of a stainless steel flange formed after the blank is forged and formed is indirectly reduced, the whole flange is difficult to be rapidly and effectively reduced, the time for cooling and forming in the process of forging the flange is longer, and the processing efficiency of forging the flange is reduced. Then starting a telescopic jacking mechanism through an external controller, jacking punched angle scraps generated in the forging and forming process to a yielding matching mechanism through the telescopic jacking mechanism for collection, yielding the angle scraps ejected by a first jacking shell and a second jacking shell under the action of the yielding matching mechanism for collection, enabling the first jacking shell and the second jacking shell to continuously move upwards, enabling a surrounding flow mechanism in an upper forging die to be connected with water for cooling, enabling the water to flow in the surrounding flow mechanism in the upper forging die, and enabling a stainless steel flange formed by forging and forming to be in direct contact with an upper die groove on the upper forging die so as to indirectly take away the heat degree of the upper surface of the stainless steel flange, and when the first jacking shell and the second jacking shell extend upwards and are in contact with the upper die groove, enabling a communication mechanism on the first jacking shell and the second jacking shell to guide the water in the surrounding flow mechanism in the upper forging die to a lower forging die In the inner surrounding flow mechanism, the water flows in the surrounding flow mechanism in the lower forging die, in the whole communication process, the communication mechanism passes through the cut flange hole and the shaft hole to form the communication of the upper forging die and the surrounding flow mechanism in the lower forging die, and cools the upper forging die, the lower forging die and the stainless steel flange formed after the blank is forged, so that the heat of the lower surface of the stainless steel flange and the temperature of the flange hole and the shaft hole in the middle of the stainless steel flange are indirectly taken away, then the cooling area of the flange surface is effectively increased by the flow mechanism, the cooling time is shortened, and the flange forging processing efficiency is improved.
Preferably, the telescopic jacking mechanism comprises a connecting plate and a connecting frame, the connecting plate is fixedly connected to the bottom of the lower forging die, a first screw is rotatably connected to the center of the connecting plate, four second screws are rotatably connected to the surface of the connecting plate in a circumferential array manner, the connecting frame is fixedly connected between a first jacking shell and the four second jacking shells, a plurality of limiting pins are slidably inserted into the surface of the connecting frame, the limiting pins are fixedly connected to the bottom of the lower forging die, the first screws are in threaded connection with the first jacking shells, the second screws are in threaded connection with the adjacent second jacking shells respectively, and the first screw and the second screws are connected with a synchronous rotation driving mechanism together; the during operation acts on first screw rod and four second screw rods through actuating mechanism, make it carry out the syntropy and rotate on the connecting plate, first top moves the equal fixed connection of casing and four second tops and moves the casing on connecting frame, connecting frame passes through spacer pin sliding connection in the below of forging die down, first screw rod and four second screw rods are at the pivoted in-process, through with first top move the casing and four second top move casing threaded connection, make first top move the casing and four second tops move up in step, drive connecting frame along spacer pin rebound, the top of first top move the casing and four second tops move the casing in the in-process of rebound, extend out from first circular port and four second circular ports top respectively, the perforation angle stock that produces when will forge the briquetting moves to stepping down and cooperates the mechanism in to collect.
Preferably, the synchronous rotation driving mechanism comprises an installation plate, a first transmission wheel and four second transmission wheels, the installation plate is fixedly connected to one side of the lower forging die, a motor is fixedly installed at the top of the installation plate, the first transmission wheel is fixedly connected to the bottom end of the first screw rod penetrating through the connecting plate and extending to the position behind the lower portion of the connecting plate, the four second transmission wheels are fixedly connected to the bottom end of the adjacent second screw rod penetrating through the connecting plate and extending to the lower portion of the connecting plate, the second transmission wheels are all driven by a first transmission belt, the outer side of the first transmission belt is in contact with the first transmission wheel, the connecting plate is rotatably connected with two rotating pins, the rotating pins are respectively in contact with two ends of the inner side of the first transmission belt, the bottom of the first transmission wheel and an output shaft of the motor are both fixedly connected with transmission gears, and the transmission gears are driven by the second transmission belt; when the synchronous rotation driving device works, the motor is started, the transmission gear on the output shaft of the motor rotates, the transmission gear at the bottom of the first transmission wheel is driven to rotate through the transmission effect of the second transmission belt, the first transmission wheel rotates, the four second transmission wheels are driven to rotate in the same direction through the transmission effect of the first transmission belt when the first transmission wheel rotates, so that the first screw rod and the second screw rod are driven to rotate synchronously, the rotating pin tightens the first transmission belt, the rotating pin is connected through rotation, in the process that the rotating pin supports the first transmission belt, the rotating pin and the first transmission belt form rolling support, the friction force between the rotating pin and the first transmission belt is rolling friction, and the friction force generated in the moving process of the first transmission belt and the rotating pin is reduced.
Preferably, the abdicating matching mechanism comprises a placing groove, a first abdicating hole and four second abdicating holes, wherein the first abdicating hole is formed in the center of the top of the inner wall of the upper die groove, the second abdicating holes are formed in the top of the inner wall of the upper die groove in a circumferential array, the second abdicating holes correspond to the positions of the first cutting pipe one by one, the placing groove is formed in the top of the upper die, a circular disc is placed in the placing groove, a first filling column is fixedly connected to the axis of the bottom of the circular disc, four second filling columns are fixedly connected to the outer side of the bottom of the circular disc in a circumferential array manner, the first filling column and the second filling column are respectively located in the first abdicating hole and the adjacent second abdicating hole and are flush with the top of the upper die groove, movable grooves are formed in both sides of the upper die groove, the movable grooves are both communicated with the placing groove, bar-shaped rods are respectively fixedly connected to the bar-shaped rods, the bar-shaped rods extend from the adjacent movable grooves and are fixedly connected to the outside the elastic die, and are respectively fixedly installed on both sides of the lower die; when the hydraulic press drives the upper forging die to approach the lower forging die, the elastic telescopic rods on two sides drive the bar-shaped rods to synchronously move downwards and drive the circular disc to move downwards together, so that the first filling column and the four second filling columns are always flush with the top of the upper die cavity, the first filling column and the second filling column respectively move upwards along the first abdicating hole and the second abdicating hole due to the support of the elastic telescopic rods in the die closing process, an abdicating space is reserved, when the first jacking shell and the second jacking shell move upwards through the telescopic jacking mechanism and carry out upward jacking on angle materials formed by forging forming, the first jacking shell and the second jacking shell prop up cylindrical materials formed on the flange upwards, the cylindrical materials formed on the flange move into the adjacent first abdicating hole and the second abdicating hole, the cylindrical materials formed by perforation enter the first abdicating hole and the second abdicating hole, the automatic storage of the angle materials is realized, and in the die opening process, the first abdicating column and the second filling column and the second jacking rod respectively drop into the second abdicating hole and the second retracting hole along the gravity of the second jacking rod to realize the automatic discharge of the material after the strip-off and the material is pushed out in the second abdicating hole and the second cutting tube.
Preferably, the circulating flow mechanism comprises ten annular grooves, the ten annular grooves are respectively formed in the inner walls of a first circular hole, four second circular holes, a first abdicating hole and four second abdicating holes, the annular grooves on the same plane are communicated through communication holes, one side of the upper forging die is provided with a water inlet, the water inlet is fixedly communicated with the adjacent annular groove in the upper forging die, one side of the lower forging die is provided with a water outlet, the water outlet is fixedly communicated with the adjacent annular groove in the lower forging die, and the annular grooves in the upper forging die and the lower forging die are communicated through a communication mechanism; during operation, the water inlet hose is connected to the one end at the inlet opening, rivers flow to the inlet opening through the water inlet hose, and flow to the ring channel along the inlet opening in, rivers can move along the intercommunicating pore when continuing to carry on the input, and be full of the ring channel in intercommunicating pore and the last forging die, when the top of first top movable shell and second top movable shell moved first hole of stepping down and adjacent second hole of stepping down, in guiding rivers to the ring channel in the lower forging die through the intercommunication mechanism on first top movable shell and the second top movable shell, and flow along the intercommunicating pore in the ring channel, thereby indirectly cool down to the upper and lower surface of stainless steel flange, the rethread apopore flows, through the setting of intercommunicating pore, increase rivers flow's scope, improve the cooling area, shorten the time of cooling.
Preferably, a water inlet switch is fixedly installed at one end of the water inlet hole, the water inlet switch is provided with a butterfly valve and a rotating rod, the top of the butterfly valve is fixedly connected to the rotating rod, the top of the rotating rod is fixedly connected with a linkage sleeve, a linkage post is connected to the inner wall of the linkage sleeve in a sliding manner, a spiral groove is formed in the surface of the linkage post, a linkage pin is arranged in the spiral groove in a sliding manner, and the linkage pin is fixedly connected to the inner wall of the linkage sleeve; the during operation, under the elasticity telescopic link of both sides supported, at last forging die rebound process, it drives the switch rebound of intaking to go up the forging die, and the dwang can drive the linkage cover rebound simultaneously, and the linkage round pin on the linkage cover inner wall can remove in the helicla flute to it is rotatory to make the linkage cover drive the axis of rotation, makes the butterfly valve rotation open, realizes leading to water, realizes automatic logical water after the forging and pressing shaping, in time cools down by the stainless steel flange that forms after the blank is forged and pressed.
Preferably, the communication mechanism comprises ten third circular holes, the third circular holes are respectively formed in the top ends and the middle parts of the side surfaces of the first jacking shell and the four second jacking shells, the third circular holes are located above the first screw rod and the second screw rod, sealing plates are fixedly connected in the first jacking shell and the four second jacking shells, and the sealing plates are located below the third circular holes; when the stainless steel pipe forging die works, when the top ends of the first ejection shell and the four second ejection shells move into the first abdicating hole and the adjacent second abdicating hole through the telescopic ejection mechanism, the third circular holes above the side surfaces of the first ejection shell and the second ejection shell move into the annular groove in the upper forging die and are communicated with the annular groove, the third circular holes in the middle of the side surfaces of the first ejection shell and the second ejection shell move into the annular groove in the lower forging die and are communicated with the annular groove, water in the annular groove and the communicating hole of the upper forging die flows into the first ejection shell and the second ejection shell through the third circular holes above the first ejection shell and the second ejection shell and flows downwards through the third circular holes in the middle of the side surfaces of the first ejection shell and the second ejection shell and enters the annular groove in the lower forging die, so that water flows through the annular groove and the communicating hole in the lower forging die to the lower surface of a stainless steel flange, and the water flow in the lower forging die is prevented from entering the lower surface of the lower forging die, and the flange, and the water flow of the sealing plate can be prevented from entering the lower forging die, and the flange, and the efficiency of the flange is improved.
Preferably, the inner walls of the first jacking shell and the second jacking shell are fixedly connected with fixing rings, the fixing rings are positioned above the first screw rod and the second screw rod, the third circular hole is respectively communicated with thread grooves on the inner walls of the first jacking shell and the second jacking shell, and the sealing plate is positioned at the bottom of the fixing rings; during operation, through solid fixed ring fixed connection on the inner wall that casing and second top were moved to first top, and make the third circular hole move the screw thread groove that casing and second top were moved on the casing inner wall with first top respectively and be linked together, rivers are after getting into first top and move casing and second top and move the casing, through solid fixed ring's blockking, make rivers can only remove in the screw thread groove on the inner wall, thereby make rivers move the side contact of casing and second top to first top, and indirectly cool down the shaft hole and the flange hole of flange, rivers can increase rivers and move the route that the casing flows in first top and second top through the screw thread groove flow, thereby improve shaft hole and the flange hole cooling area to the flange, be favorable to improving the cooling effect.
Preferably, the bottom end of the connecting rod is fixedly connected with a supporting rod, and the bottom of the supporting rod is provided with an anti-skid foot pad; the during operation through the joint support pole, makes equipment have certain operation height to through set up anti-skidding callus on the sole in the bottom of bracing piece, improve equipment's stability, and reduce the impact of forging and pressing process to ground.
The use method of the stainless steel flange forging equipment comprises the following steps:
step one, placing the heated blank into a lower die cavity, starting a hydraulic machine to push an upper forging die and a lower forging die to carry out die assembly, and thus carrying out forging forming on the blank, wherein in the forging and pressing process, a flange hole and a shaft hole are automatically cut out of the upper part of the blank by a first cutting pipe and a second cutting pipe;
step two, starting a telescopic jacking mechanism, jacking perforation scraps generated in the forging and pressing process to a yielding matching mechanism through the telescopic jacking mechanism for collection, and when the die assembly is completed, enabling a communication mechanism to pass water through a cut flange hole and a shaft hole to form communication of an upper forging die and a circulating flow mechanism inside a lower forging die, and cooling the upper forging die, the lower forging die and a stainless steel flange formed after a blank is forged;
and step three, after cooling and forming, operating the hydraulic machine to move the upper forging die to open the die, and taking out the stainless steel flange.
Compared with the prior art, the invention has the following beneficial effects:
1. the communicating mechanisms on the first jacking shell and the second jacking shell guide water in the surrounding flowing mechanism in the upper forging die to the surrounding flowing mechanism in the lower forging die and flow in the surrounding flowing mechanism in the lower forging die, and in the whole communicating process, the communicating mechanisms enable the upper forging die and the surrounding flowing mechanism in the lower forging die to be communicated after the water passes through the cut flange holes and the shaft holes, so that the upper forging die, the lower forging die and the stainless steel flange formed after a blank is forged and pressed are cooled, the heat of the lower surface of the stainless steel flange and the temperature of the flange holes and the shaft holes in the middle of the stainless steel flange are indirectly taken away, then the circulating mechanisms effectively increase the cooling area of the flange surface, shorten the cooling time and improve the processing efficiency of flange forging.
2. Through with first top move the casing and four second tops move casing threaded connection, make first top move the casing and four second tops move the synchronous rebound of casing, drive connection frame along spacer pin rebound, the top that casing and four second tops were moved the casing is at the in-process of rebound, extends out from first circular port and four second circular ports tops respectively, and the perforation angle stock top that produces when will forge and press the shaping moves to letting the position in the mating mechanism and collects.
3. In the die sinking process, under the support of the elastic telescopic rod, the first filling column and the second filling column are reset along the first yielding hole and the second yielding hole respectively, the entering scraps are pushed out to the first cutting pipe and the second cutting pipe and then fall under the action of gravity, and automatic discharging is realized.
4. When casing and second top were moved to the first top of rivers, can cut the pipe to outside first cutting pipe and second cutting, thereby indirect realization is cooled down to the shaft hole and the flange hole of stainless steel flange, and then realized cooling down with the hole face in step to the surface of flange in step, be favorable to improving the efficiency of cooling, the establishment of closing plate prevents to continue to flow downwards after rivers move the third circular hole that is located in the middle of, prevent that rivers from can't getting into the ring channel in the lower forging die and making the careless flow of water.
5. Rivers move casing and second top and move the casing after in getting into first top, through solid fixed ring's blockking, make rivers can only remove in the thread groove on the inner wall, thereby make rivers move the side contact that casing and second top were moved the casing to first top, and indirectly cool down the shaft hole and the flange hole of flange, rivers can increase rivers and move the route that the casing flows in first top and second top through the thread groove flow, thereby improve the shaft hole and the flange hole cooling area to the flange, be favorable to improving the cooling effect.
Drawings
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a schematic view of a first structure of the present invention;
FIG. 3 is a second structural schematic of the present invention;
FIG. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 4 according to the present invention;
FIG. 7 is a schematic bottom view of the bottom forging die bottom structure of the present invention;
fig. 8 is a schematic bottom view of the bottom structure of the lower forging die of the present invention (with the connecting plate, the transmission gear and the second transmission belt hidden);
FIG. 9 is a cross-sectional view of a first pushing housing according to the present invention;
FIG. 10 is a schematic cross-sectional view of an upper forging die of the present invention;
FIG. 11 is a schematic view of the structure of the invention showing the engagement between the bar-shaped member and the elastic extensible member;
FIG. 12 is a schematic cross-sectional view of the coupling sleeve and the coupling post of the present invention
In the figure: 1. an upper forging die; 2. a lower forging die; 3. a connecting rod; 4. a hydraulic press; 5. feeding a die cavity; 6. a lower die cavity; 7. a first circular hole; 8. a second circular hole; 801. a first cutting tube; 802. a second cut tube; 9. a first jacking shell; 10. a second jacking shell; 11. a connecting plate; 12. a connecting frame; 13. a first screw; 14. a second screw; 15. a limit pin; 16. mounting a plate; 17. a first drive pulley; 18. a second transmission wheel; 19. a motor; 20. a first drive belt; 21. a rotation pin; 22. a transmission gear; 23. a second drive belt; 24. a placement groove; 25. a first abdicating hole; 26. a second abdicating hole; 27. a circular disc; 28. a first packed column; 29. a second packed column; 30. a movable groove; 31. a bar-shaped rod; 32. an elastic telescopic rod; 33. an annular groove; 34. a communicating hole; 35. a water inlet hole; 36. a water outlet hole; 37. a water inlet switch; 3701. a butterfly valve; 3702. rotating the rod; 38. a linkage sleeve; 3801. a linkage column; 3802. a linkage pin; 39. a third circular hole; 40. a sealing plate; 41. a fixing ring; 42. a support rod.
Detailed Description
The following description is provided to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are by way of example only, and other obvious variations will occur to those skilled in the art.
The forging equipment for producing and processing the stainless steel flange comprises an upper forging die 1 and a lower forging die 2, wherein four ends between the upper forging die 1 and the lower forging die 2 are both connected with a connecting rod 3 in a sliding manner, the top end of the connecting rod 3 is fixedly connected with a hydraulic machine 4, an output shaft of the hydraulic machine 4 is fixedly connected to the top of the upper forging die 1, one side of the upper forging die 1 adjacent to the lower forging die 2 is respectively provided with an upper die groove 5 and a lower die groove 6, the axis of the bottom of the lower die groove 6 is provided with a first circular hole 7, the outer side of the bottom of the lower die groove 6 is provided with four second circular holes 8 in a circumferential array manner, a first jacking shell 9 is arranged in the first circular hole 7, a second jacking shell 10 is arranged in the second circular hole 8, and the positions, corresponding to the first circular hole 7 and the second circular hole 8, of the top of the inner wall of the upper forging die 5, of the upper forging die 1 are respectively and fixedly connected with a first cutting pipe 801 and a second cutting pipe 802;
the lower forging die 2 is connected with a telescopic jacking mechanism, the telescopic jacking mechanism is used for driving the first jacking shell 9 and the second jacking shell 10 to extend out to be matched with the first cutting pipe 801 and the second cutting pipe 802 during die assembly, cut scraps are pushed into the upper forging die 1, and the upper die groove 5 is internally connected with a abdicating matching mechanism which is used for abdicating and storing the scraps;
the inner parts of the upper forging die 1 and the lower forging die 2 are respectively provided with a circulating flow mechanism for guiding water flow, the circulating flow mechanisms are used for guiding the direction of the water flow so as to cool the surface of the stainless steel flange, the first ejection shell 9 and the second ejection shell 10 are respectively connected with a communicating mechanism, and the communicating mechanisms are used for communicating the circulating flow mechanisms in the upper forging die 1 and the lower forging die 2 and cooling the shaft hole and the flange hole of the stainless steel flange when the die is closed; during operation, in the process of forging the flange in the prior art, generally, during the forging and pressing process, it is not convenient to perform penetration forming on the shaft hole and the flange hole of the flange, so that before separation of the upper and lower reverse dies, the die is generally cooled, the outer surface of the stainless steel flange formed after the blank is forged and pressed is indirectly cooled, the whole flange is difficult to be rapidly and effectively cooled, the cooling and forming time in the flange forging process is longer, and the processing efficiency of the flange forging is reduced, the technical scheme can solve the problems, the specific working mode is as follows, the heated blank is placed into the lower die groove 6, the hydraulic press 4 is started, the hydraulic press 4 pushes the upper forging die 1 and the lower forging die 2 to perform die assembly, so that the blank is forged and pressed, during the forging and pressing process, the first cutting pipe 801 and the second cutting pipe 802 can automatically cut the flange hole and the shaft hole on the blank, forging and forming the heating blank between the upper die groove 5 and the lower die groove 6, starting a telescopic jacking mechanism through an external controller, jacking punched angle scraps generated in the forging and forming process to a position-avoiding matching mechanism through the telescopic jacking mechanism for collection, performing position-avoiding collection on the angle scraps pushed out by a first jacking shell 9 and a second jacking shell 10 under the action of the position-avoiding matching mechanism, enabling the first jacking shell 9 and the second jacking shell 10 to continuously move upwards, connecting a circulating flow mechanism in an upper forging die 1 with cooling water, enabling the water to flow in the circulating flow mechanism in the upper forging die 1 and directly contact with the upper die groove 5 on the upper forging die 1 through a forged and formed stainless steel flange, thereby indirectly taking away the heat of the upper surface of the stainless steel flange, and when the first jacking shell 9 and the second jacking shell 10 extend upwards and contact with the upper die groove 5, the communicating mechanisms on the first jacking shell 9 and the second jacking shell 10 guide water in the circulating flow mechanism in the upper forging die 1 to the circulating flow mechanism in the lower forging die 2 and flow in the circulating flow mechanism in the lower forging die 2, in the whole communicating process, the communicating mechanisms enable the water to pass through the cut flange holes and the shaft holes to form communication of the circulating flow mechanisms in the upper forging die 1 and the lower forging die 2, and cool the upper forging die 1, the lower forging die 2 and the stainless steel flange formed after blank forging, so that the heat of the lower surface of the stainless steel flange and the temperature of the flange holes and the shaft holes in the middle of the stainless steel flange are indirectly taken away, and then the circulating mechanisms effectively increase the cooling area of the flange surface, shorten the cooling time and improve the flange forging processing efficiency.
As an embodiment of the invention, the telescopic jacking mechanism comprises a connecting plate 11 and a connecting frame 12, the connecting plate 11 is fixedly connected to the bottom of the lower forging die 2, a first screw 13 is rotatably connected to the center of the connecting plate 11, four second screws 14 are rotatably connected to the surface of the connecting plate 11 in a circumferential array, the connecting frame 12 is fixedly connected between the first jacking shell 9 and the four second jacking shells 10, a plurality of limit pins 15 are slidably inserted on the surface of the connecting frame 12, the limit pins 15 are fixedly connected to the bottom of the lower forging die 2, the first screw 13 is in threaded connection with the first jacking shell 9, the second screws 14 are in threaded connection with the adjacent second jacking shells 10, and the first screw 13 and the second screw 14 are connected with a synchronous rotation driving mechanism; during operation, act on first screw 13 and four second screw 14 through actuating mechanism, make it rotate on connecting plate 11 in the same direction, first top moves casing 9 and four second top and moves casing 10 all fixed connection on connecting frame 12, connecting frame 12 passes through spacer pin 15 sliding connection in the below of forging die 2 down, first screw 13 and four second screw 14 are at the pivoted in-process, through with first top move casing 9 and four second top move casing 10 threaded connection, make first top move casing 9 and four second top move casing 10 synchronous upward movement, drive connecting frame 12 along spacer pin 15 upward movement, the top of first top move casing 9 and four second top move casing 10 in the in-process of upward movement, extend out from first circular port 7 and four second circular ports 8 tops respectively, the perforation angle stock that produces during the forging and pressing shaping is pushed and is moved to stepping down and is collected in the cooperation mechanism.
As an embodiment of the invention, the synchronous rotation driving mechanism comprises a mounting plate 16, a first driving wheel 17 and four second driving wheels 18, the mounting plate 16 is fixedly connected to one side of the lower forging die 2, a motor 19 is fixedly mounted on the top of the mounting plate 16, the first driving wheel 17 is fixedly connected to the bottom position of the first screw 13 which penetrates through the connecting plate 11 and extends to the lower part of the connecting plate 11, the four second driving wheels 18 are fixedly connected to the adjacent second screw 14 which penetrates through the connecting plate 11 and extends to the bottom part of the lower part of the connecting plate 11, the second driving wheels 18 are all driven by a first driving belt 20, the outer side of the first driving belt 20 is in contact with the first driving wheel 17, two rotating pins 21 are rotatably connected to the connecting plate 11, the rotating pins 21 are respectively in contact with the two ends of the inner side of the first driving belt 20, the bottom of the first driving wheel 17 and the output shaft of the motor 19 are both fixedly connected with a driving gear 22, and the driving gear 22 is driven by the second driving belt 23; when the synchronous rotation driving device works, the motor 19 is started, the transmission gear 22 on the output shaft of the motor 19 rotates, the transmission gear 22 at the bottom of the first transmission wheel 17 is driven to rotate through the transmission effect of the second transmission belt 23, the first transmission wheel 17 rotates, the four second transmission wheels 18 are driven to rotate in the same direction through the transmission effect of the first transmission belt 20 when the first transmission wheel 17 rotates, and therefore synchronous rotation driving of the first screw 13 and the second screw 14 is achieved, the rotation pin 21 tightens the first transmission belt 20, and the rotation pin 21 is connected in a rotating mode, in the process that the rotation pin 21 supports the first transmission belt 20, rolling support is formed between the rotation pin 21 and the first transmission belt 20, the friction force between the rotation pin 21 and the rotation pin 21 is rolling friction, and the friction force generated in the moving process of the first transmission belt 20 and the rotation pin 21 is reduced.
As an embodiment of the present invention, the abdicating matching mechanism includes a placing groove 24, a first abdicating hole 25 and four second abdicating holes 26, the first abdicating hole 25 is opened at the center of the top of the inner wall of the upper die cavity 5, the second abdicating holes 26 are opened at the top of the inner wall of the upper die cavity 5 in a circumferential array, and the second abdicating holes 26 correspond to the positions of the first cutting pipes 801 one by one, the placing groove 24 is opened at the top of the upper forging die 1, a circular disc 27 is placed in the placing groove 24, a first filling column 28 is fixedly connected at the axis of the bottom of the circular disc 27, four second filling columns 29 are fixedly connected at the outside of the bottom of the circular disc 27 in a circumferential array, the first filling column 28 and the second filling column 29 are respectively located in the first abdicating hole 25 and the adjacent second abdicating hole 26 and are flush with the top of the upper die cavity 5, two sides of the upper forging die 1 are both opened with movable grooves 30, the movable grooves 30 are both sides of the movable grooves 30 are both communicated with the placing groove 24, both sides of the bar-shaped disc 27 are fixedly connected with a bar-shaped rod 31, the elastic rod 32 is respectively fixed outside the adjacent movable rod 30 and is connected to the upper forging die 2; when the die closing mechanism works, when the hydraulic machine 4 drives the upper forging die 1 to approach the lower forging die 2, the elastic telescopic rods 32 on the two sides drive the bar-shaped rods 31 to synchronously move downwards and drive the circular disc 27 to move downwards together, so that the first filling column 28 and the four second filling columns 29 are always flush with the top of the upper die cavity 5, in the die closing process, due to the support of the elastic telescopic rods 32, the first filling column 28 and the second filling column 29 respectively move upwards along the first abdicating hole 25 and the second abdicating hole 26, abdicating spaces are reserved, when the first ejecting shell 9 and the second ejecting shell 10 move upwards through the telescopic ejecting mechanism and generate upward ejection of a scrap for forging forming, the first ejecting shell 9 and the second ejecting shell 10 upwardly support a cylindrical material with a hollow hole formed in a flange, so that the cylindrical material with a hollow hole formed in the flange moves into the adjacent first abdicating hole 25 and the second abdicating hole 26, the cylindrical material formed in the flange enters the first abdicating hole 25 and the second abdicating hole 26, the elastic telescopic rods 32 automatically push the second ejecting material out of the cutting column after the cylindrical material formed in the perforated hole enters the first abdicating hole 25 and the second ejecting material 26, and the elastic telescopic rods 29, and the elastic telescopic rods automatically push out the material discharging effect is realized, and the material is automatically stored in the discharging process, and the discharging material discharging effect is realized.
As an embodiment of the invention, the circulating flow mechanism comprises ten annular grooves 33, the ten annular grooves 33 are respectively arranged on the inner walls of the first circular hole 7, the four second circular holes 8, the first abdicating hole 25 and the four second abdicating holes 26, the annular grooves 33 on the same plane are communicated through the communicating hole 34, one side of the upper forging die 1 is provided with a water inlet hole 35, the water inlet hole 35 is fixedly communicated with the adjacent annular groove 33 in the upper forging die 1, one side of the lower forging die 2 is provided with a water outlet hole 36, the water outlet hole 36 is fixedly communicated with the adjacent annular groove 33 in the lower forging die 2, and the annular grooves 33 in the upper forging die 1 and the lower forging die 2 are communicated through the communicating mechanism; when the stainless steel forging die works, a water inlet hose is connected to one end of a water inlet hole 35, water flows into the water inlet hole 35 through the water inlet hose and flows into the annular groove 33 along the water inlet hole 35, when the water flows continuously input, the water flows can move along the communicating holes 34 and fill the communicating holes 34 and the annular groove 33 in the upper forging die 1, when the top ends of the first jacking shell 9 and the second jacking shell 10 move into the first abdicating hole 25 and the adjacent second abdicating hole 26, the water flows are guided into the annular groove 33 in the lower forging die 2 through the communicating mechanisms on the first jacking shell 9 and the second jacking shell 10 and flow along the communicating holes 34 in the annular groove 33, so that the upper surface and the lower surface of the stainless steel flange are indirectly cooled and then flow out through the water outlet holes 36, the flow range of the water flows is increased through the communicating holes 34, the cooling area is increased, and the cooling time is shortened.
As an embodiment of the present invention, a water inlet switch 37 is fixedly installed at one end of the water inlet 35, the water inlet switch 37 has a butterfly valve 3701 and a rotating rod 3702, the top of the butterfly valve 3701 is fixedly connected to the rotating rod 3702, the top of the rotating rod 3702 is fixedly connected to a linkage sleeve 38, a linkage post 3801 is slidably connected to the inner wall of the linkage sleeve 38, a spiral groove is formed on the surface of the linkage post 3801, a linkage pin 3802 is slidably arranged inside the spiral groove, and the linkage pin 3802 is fixedly connected to the inner wall of the linkage sleeve 38; the during operation, under the elastic expansion link 32 of both sides supported, at last forging die 1 rebound process, it drives water inlet switch 37 rebound to go up forging die 1, dwang 3702 can drive linkage cover 38 rebound simultaneously, linkage round pin 3802 on the linkage cover 38 inner wall can remove in the helicla flute, thereby it is rotatory to make linkage cover 38 drive the axis of rotation, make butterfly valve 3701 rotatory open, realize leading to water, realize automatic logical water after the forging and pressing shaping, in time cool down the stainless steel flange that the blank formed after being forged and pressed.
As an embodiment of the present invention, the communication mechanism includes ten third circular holes 39, the third circular holes 39 are respectively opened at the top end and the middle of the side surfaces of the first jacking shell 9 and the four second jacking shells 10, the third circular holes 39 are all located above the first screw 13 and the second screw 14, sealing plates 40 are fixedly connected in the first jacking shell 9 and the four second jacking shells 10, and the sealing plates 40 are located below the third circular holes 39; when the die works, when the top ends of the first jacking shell 9 and the four second jacking shells 10 move into the first abdicating hole 25 and the adjacent second abdicating hole 26 through the telescopic jacking mechanism, the third circular hole 39 above the side surfaces of the first jacking shell 9 and the second jacking shell 10 moves into the annular groove 33 in the upper forging die 1 and is communicated with the annular groove 33, the third circular hole 39 in the middle of the side surfaces of the first jacking shell 9 and the second jacking shell 10 moves into the annular groove 33 in the lower forging die 2 and is communicated with the annular groove 33, water flow in the annular groove 33 and the communicating hole 34 of the upper forging die 1 enters the first jacking shell 9 and the second jacking shell 10 through the third circular hole 39 above the first jacking shell 9 and the second jacking shell 10 in the flowing process, and the water flows downwards to flow out through a third circular hole 39 in the middle of the side surfaces of the first ejection shell 9 and the second ejection shell 10 and enter an annular groove 33 in the lower forging die 2, so that the water flows through the annular groove 33 and a communication hole 34 in the lower forging die 2 to cool the lower surface of the stainless steel flange, and when the water flows through the first ejection shell 9 and the second ejection shell 10, the first cutting pipe 801 and the second cutting pipe 802 on the outer part can be cooled, so that the shaft hole and the flange hole of the stainless steel flange are indirectly cooled, the outer surface and the inner hole surface of the flange are synchronously cooled, the cooling efficiency is improved, the sealing plate 40 is arranged to prevent the water from continuing to flow downwards after moving to the third circular hole 39 in the middle, and the water cannot enter the annular groove 33 in the lower forging die 2 to cause the careless flow of the water.
As an embodiment of the present invention, the inner walls of the first and second ejecting housings 9 and 10 are fixedly connected with fixing rings 41, the fixing rings 41 are located above the first and second screws 13 and 14, the third circular holes 39 are respectively communicated with the thread grooves on the inner walls of the first and second ejecting housings 9 and 10, and the sealing plate 40 is located at the bottom of the fixing rings 41; during operation, through solid fixed ring 41 fixed connection on the inner wall that casing 9 and second top were moved to first top, and make third circular hole 39 move the thread groove that casing 9 and second top were moved on the casing 10 inner wall with first top respectively and be linked together, rivers are getting into first top and move casing 9 and second top and move the back in the casing 10, through solid fixed ring 41's blockking, make rivers only can remove in the thread groove on the inner wall, thereby make rivers move the side contact that casing 9 and second top were moved casing 10 to first top, and indirectly cool down the shaft hole and the flange hole of flange, rivers can increase rivers and move the route that casing 10 was moved in first top and the second top through the thread groove flow, thereby improve shaft hole and the flange hole cooling area to the flange, be favorable to improving the cooling effect.
As an embodiment of the present invention, a support rod 42 is fixedly connected to the bottom end of the connecting rod 3, and an anti-slip foot pad is disposed at the bottom of the support rod 42; during operation, through joint support pole 42, make equipment have certain operation height to through set up anti-skidding callus on the sole in the bottom of bracing piece 42, improve equipment's stability, and reduce the impact of forging and pressing process to ground.
A use method of stainless steel flange forging equipment comprises the following steps:
step one, placing the heated blank into a lower die cavity 6, starting a hydraulic machine 4 to push an upper forging die 1 and a lower forging die 2 to carry out die assembly, and thus carrying out forging and forming on the blank, wherein in the forging and forming process, a flange hole and a shaft hole are automatically cut in the upper part of the blank by a first cutting pipe 801 and a second cutting pipe 802;
step two, starting a telescopic jacking mechanism, jacking perforation scraps generated in the forging and pressing process to a yielding matching mechanism through the telescopic jacking mechanism for collection, and forming communication of surrounding flow mechanisms inside an upper forging die 1 and a lower forging die 2 by a communication mechanism after water passes through a cut flange hole and a shaft hole when die assembly is completed, so as to cool the upper forging die 1, the lower forging die 2 and a stainless steel flange formed after a blank is forged;
and step three, after cooling and forming, operating the hydraulic machine 4 to move the upper forging die 1 for opening the die, and taking out the stainless steel flange.
The working principle of the invention is as follows:
during operation, in the process of forging the flange in the prior art, generally, during forging and pressing, it is inconvenient to perform through forming on the shaft hole and the flange hole of the flange, so that before the separation of the upper and lower reverse dies, and generally, the temperature of the die is reduced, the temperature of the outer surface of the stainless steel flange formed after the blank is forged and pressed is indirectly reduced, it is difficult to rapidly and effectively reduce the temperature of the whole flange, which results in longer cooling and forming time in the process of forging the flange and reduces the processing efficiency of flange forging, the technical scheme can solve the above problems, the specific working mode is as follows, the heated blank is placed into the lower die groove 6, the hydraulic press 4 is started, the hydraulic press 4 pushes the upper forging die 1 and the lower forging die 2 to perform die assembly, thereby the blank is forged and pressed, in the process of forging and pressing, the first cutting pipe 801 and the second cutting pipe 802 can automatically cut the flange hole and the shaft hole of the blank, forging and forming the heating blank between the upper die groove 5 and the lower die groove 6, then starting a telescopic jacking mechanism through an external controller, jacking the punched leftover materials generated in the forging and forming process to a yielding matching mechanism through the telescopic jacking mechanism to collect, yielding and collecting the leftover materials jacked by the first jacking shell 9 and the second jacking shell 10 under the action of the yielding matching mechanism, enabling the first jacking shell 9 and the second jacking shell 10 to continuously move upwards, connecting a circulating flowing mechanism in the upper forging die 1 with cooling water, enabling the water to flow in the circulating flowing mechanism in the upper forging die 1 and directly contact with the upper die groove 5 on the upper forging die 1 through a stainless steel flange formed by forging and forming, thereby indirectly taking away the heat of the upper surface of the stainless steel flange, and when the first jacking shell 9 and the second jacking shell 10 extend upwards and contact with the upper die groove 5, the communicating mechanisms on the first jacking shell 9 and the second jacking shell 10 guide water in the circulating flow mechanism in the upper forging die 1 to the circulating flow mechanism in the lower forging die 2 and flow in the circulating flow mechanism in the lower forging die 2, in the whole communicating process, the communicating mechanisms enable the water to pass through the cut flange holes and the shaft holes to form communication of the circulating flow mechanisms in the upper forging die 1 and the lower forging die 2, and cool the upper forging die 1, the lower forging die 2 and the stainless steel flange formed after blank forging, so that the heat of the lower surface of the stainless steel flange and the temperature of the flange holes and the shaft holes in the middle of the stainless steel flange are indirectly taken away, and then the circulating mechanisms effectively increase the cooling area of the flange surface, shorten the cooling time and improve the flange forging processing efficiency.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (4)
1. The forging equipment for producing and processing the stainless steel flange comprises an upper forging die (1) and a lower forging die (2), wherein four ends between the upper forging die (1) and the lower forging die (2) are respectively connected with a connecting rod (3) in a sliding mode, the top end of the connecting rod (3) is fixedly connected with a hydraulic machine (4), an output shaft of the hydraulic machine (4) is fixedly connected to the top of the upper forging die (1), the forging equipment is characterized in that one side, adjacent to the upper forging die (1) and the lower forging die (2), of the upper forging die (1) is respectively provided with an upper die groove (5) and a lower die groove (6), a first circular hole (7) is formed in the axis of the bottom of the lower die groove (6), the outer side of the bottom of the lower die groove (6) is provided with four second circular holes (8) in a circumferential array, a first jacking shell (9) is placed in the first circular hole (7), second jacking shells (10) are placed in the second circular holes (8), and the top of the inner wall of the upper forging die groove (5) of the upper forging die (1) is connected with a second cutting pipe (802) and a second cutting pipe (802) which are respectively fixed in a corresponding to the first circular hole (8);
the lower forging die (2) is connected with a telescopic jacking mechanism, the telescopic jacking mechanism is used for driving a first jacking shell (9) and a second jacking shell (10) to extend out to be matched with a first cutting pipe (801) and a second cutting pipe (802) during die assembly, cut scraps are pushed into the upper forging die (1), a abdicating matching mechanism is connected in the upper die groove (5), and the abdicating matching mechanism is used for abdicating and storing the scraps;
the upper forging die (1) and the lower forging die (2) are internally provided with a circulating flow mechanism for guiding water flow, the circulating flow mechanism is used for guiding the direction of the water flow so as to cool the surface of the stainless steel flange, the first ejection shell (9) and the second ejection shell (10) are both connected with a communicating mechanism, and the communicating mechanism is used for communicating the circulating flow mechanisms in the upper forging die (1) and the lower forging die (2) and cooling the shaft hole and the flange hole of the stainless steel flange when the die is closed;
the telescopic jacking mechanism comprises a connecting plate (11) and a connecting frame (12), the connecting plate (11) is fixedly connected to the bottom of the lower forging die (2), a first screw (13) is rotatably connected to the center of the connecting plate (11), four second screws (14) are rotatably connected to the surface of the connecting plate (11) in a circumferential array manner, the connecting frame (12) is fixedly connected between a first jacking shell (9) and the four second jacking shells (10), a plurality of limiting pins (15) are slidably inserted into the surface of the connecting frame (12), the limiting pins (15) are fixedly connected to the bottom of the lower forging die (2), the first screw (13) is in threaded connection with the first jacking shell (9), the second screws (14) are in threaded connection with the adjacent second jacking shells (10) respectively, and the first screw (13) and the second screw (14) are connected with a synchronous rotation driving mechanism together;
the synchronous rotation driving mechanism comprises a mounting plate (16), a first driving wheel (17) and four second driving wheels (18), the mounting plate (16) is fixedly connected to one side of the lower forging die (2), a motor (19) is fixedly mounted at the top of the mounting plate (16), the first driving wheels (17) are fixedly connected to the bottom end of a first screw (13) penetrating through the connecting plate (11) and extending to the position behind the lower portion of the connecting plate (11), the four second driving wheels (18) are fixedly connected to the bottom end of an adjacent second screw (14) penetrating through the connecting plate (11) and extending to the lower portion of the connecting plate (11), the second driving wheels (18) are driven by the first driving belt (20), the outer side of the first driving belt (20) is in contact with the first driving wheel (17), the connecting plate (11) is rotatably connected with two rotating pins (21), the rotating pins (21) are respectively in contact with two ends of the inner side of the first driving belt (20), the bottom of the first driving wheel (17) is fixedly connected with an output shaft of the motor (19), and the driving wheel (22) is fixedly connected with the driving gear (23);
the abdicating matching mechanism comprises a placing groove (24), a first abdicating hole (25) and four second abdicating holes (26), wherein the first abdicating hole (25) is arranged at the top center of the inner wall of the upper die groove (5), the second abdicating hole (26) is a circumference array arranged at the top of the inner wall of the upper die groove (5), the second abdicating hole (26) is in one-to-one correspondence with the position of the first cutting pipe (801), the placing groove (24) is arranged at the top of the upper forging die (1), a circular disc (27) is arranged in the placing groove (24), a first filling column (28) is fixedly connected at the axis center of the bottom of the circular disc (27), the outer side of the bottom of the circular disc (27) is fixedly connected with four second filling columns (29) in the circumference array, the first filling column (28) and the second filling column (29) are respectively positioned in the first abdicating hole (25) and the adjacent second abdicating hole (26) and are connected with the upper die groove (5), the top of the circular disc (30) and the upper die groove (30) is connected with an elastic rod (31), and the telescopic rod (31) is respectively connected with the movable rod (30) and the upper die groove (30), the elastic telescopic rods (32) are respectively and fixedly arranged on two sides of the lower forging die (2);
the circulating flow mechanism comprises ten annular grooves (33), the ten annular grooves (33) are respectively formed in the inner walls of a first circular hole (7), four second circular holes (8), a first abdicating hole (25) and four second abdicating holes (26), the annular grooves (33) on the same plane are communicated through communicating holes (34), a water inlet hole (35) is formed in one side of the upper forging die (1), the water inlet hole (35) is fixedly communicated with the adjacent annular groove (33) in the upper forging die (1), a water outlet hole (36) is formed in one side of the lower forging die (2), the water outlet hole (36) is fixedly communicated with the adjacent annular groove (33) in the lower forging die (2), and the annular grooves (33) in the upper forging die (1) and the lower forging die (2) are communicated through a communicating mechanism;
a water inlet switch (37) is fixedly installed at one end of the water inlet hole (35), the water inlet switch (37) is provided with a butterfly valve (3701) and a rotating rod (3702), the top of the butterfly valve (3701) is fixedly connected to the rotating rod (3702), a linkage sleeve (38) is fixedly connected to the top of the rotating rod (3702), a linkage column (3801) is connected to the inner wall of the linkage sleeve (38) in a sliding mode, a spiral groove is formed in the surface of the linkage column (3801), a linkage pin (3802) is arranged in the spiral groove in a sliding mode, and the linkage pin (3802) is fixedly connected to the inner wall of the linkage sleeve (38);
the communicating mechanism comprises ten third round holes (39), the third round holes (39) are respectively arranged at the top end and the middle part of the side face of the first jacking shell (9) and the side face of the four second jacking shell (10), the third round holes (39) are respectively arranged above the first screw rod (13) and the second screw rod (14), the first jacking shell (9) and the four second jacking shells (10) are respectively fixedly connected with sealing plates (40), and the sealing plates (40) are arranged below the third round holes (39).
2. The forging equipment for producing and processing the stainless steel flange as recited in claim 1, wherein fixing rings (41) are fixedly connected to inner walls of the first jacking shell (9) and the second jacking shell (10), the fixing rings (41) are located above the first screw (13) and the second screw (14), the third circular hole (39) is respectively communicated with thread grooves in the inner walls of the first jacking shell (9) and the second jacking shell (10), and the sealing plate (40) is located at the bottom of the fixing rings (41).
3. The forging equipment for producing and processing the stainless steel flange as claimed in claim 1, wherein a support rod (42) is fixedly connected to the bottom end of the connecting rod (3), and an anti-skid foot pad is arranged at the bottom of the support rod (42).
4. A method for using a stainless steel flange forging device, which is suitable for the forging device for producing and processing the stainless steel flange according to any one of claims 1 to 3, is characterized by comprising the following steps:
step one, placing the heated blank into a lower die cavity (6), starting a hydraulic machine (4) to push an upper forging die (1) and a lower forging die (2) to carry out die assembly, and thus carrying out forging forming on the blank, wherein in the forging process, a first cutting pipe (801) and a second cutting pipe (802) can automatically cut a flange hole and a shaft hole in the upper part of the blank;
step two, starting a telescopic jacking mechanism, jacking perforation scraps generated in the forging and pressing forming process into a abdicating matching mechanism through the telescopic jacking mechanism for collection, and forming communication of an upper forging die (1) and a circulating flow mechanism inside a lower forging die (2) by a communication mechanism after water passes through a cut flange hole and a shaft hole when die assembly is completed, and cooling the upper forging die (1), the lower forging die (2) and a stainless steel flange formed after a blank is forged;
and step three, after cooling forming, operating the hydraulic machine (4) to move the upper forging die (1) for opening the die, and taking out the stainless steel flange.
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| CN105234261A (en) * | 2015-11-09 | 2016-01-13 | 吉林博仁科技股份有限公司 | Fine blanking grinding tool for thick stainless steel plate flange |
| KR20170088549A (en) * | 2016-01-25 | 2017-08-02 | 주식회사 오성테크 | Hot stamping appratus for steel wheel disc and hot stamping method using the same |
| CN108555215A (en) * | 2018-05-10 | 2018-09-21 | 嘉兴市乍浦杭湾重型机械有限公司 | A kind of heat safe flange forge piece mold |
| CN108941414A (en) * | 2018-07-25 | 2018-12-07 | 浙江鼎盛汽车紧固件有限公司 | A kind of bolt cold upsetting die that cooling performance is good |
| CN109848236A (en) * | 2019-01-03 | 2019-06-07 | 南京迪威尔高端制造股份有限公司 | Combination with entire body in large-sized flange divides mould mold extrusion forming method |
| CN209157022U (en) * | 2018-10-18 | 2019-07-26 | 无锡市星达石化配件有限公司 | A kind of ring flange forging stage convenient for collecting waste material |
| CN210435156U (en) * | 2019-07-16 | 2020-05-01 | 江苏飞达不锈钢有限公司 | Quick cut-out press of flange |
| CN213002431U (en) * | 2020-06-09 | 2021-04-20 | 芜湖市欣龙机械有限责任公司 | High temperature resistance flange forging mould |
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| CN211331157U (en) * | 2019-11-20 | 2020-08-25 | 章丘市圣利锻造有限公司 | Intelligent flange forging equipment |
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| CN102909259A (en) * | 2012-10-11 | 2013-02-06 | 大连益联金属成型有限公司 | Flange punching die |
| CN105234261A (en) * | 2015-11-09 | 2016-01-13 | 吉林博仁科技股份有限公司 | Fine blanking grinding tool for thick stainless steel plate flange |
| KR20170088549A (en) * | 2016-01-25 | 2017-08-02 | 주식회사 오성테크 | Hot stamping appratus for steel wheel disc and hot stamping method using the same |
| CN108555215A (en) * | 2018-05-10 | 2018-09-21 | 嘉兴市乍浦杭湾重型机械有限公司 | A kind of heat safe flange forge piece mold |
| CN108941414A (en) * | 2018-07-25 | 2018-12-07 | 浙江鼎盛汽车紧固件有限公司 | A kind of bolt cold upsetting die that cooling performance is good |
| CN209157022U (en) * | 2018-10-18 | 2019-07-26 | 无锡市星达石化配件有限公司 | A kind of ring flange forging stage convenient for collecting waste material |
| CN109848236A (en) * | 2019-01-03 | 2019-06-07 | 南京迪威尔高端制造股份有限公司 | Combination with entire body in large-sized flange divides mould mold extrusion forming method |
| CN210435156U (en) * | 2019-07-16 | 2020-05-01 | 江苏飞达不锈钢有限公司 | Quick cut-out press of flange |
| CN213002431U (en) * | 2020-06-09 | 2021-04-20 | 芜湖市欣龙机械有限责任公司 | High temperature resistance flange forging mould |
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|---|---|
| CN114515810A (en) | 2022-05-20 |
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