CN118180311B - Hot forging composite processing device and hot forging composite processing method - Google Patents
Hot forging composite processing device and hot forging composite processing method Download PDFInfo
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- CN118180311B CN118180311B CN202410607596.5A CN202410607596A CN118180311B CN 118180311 B CN118180311 B CN 118180311B CN 202410607596 A CN202410607596 A CN 202410607596A CN 118180311 B CN118180311 B CN 118180311B
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- 238000005242 forging Methods 0.000 title claims abstract description 186
- 239000002131 composite material Substances 0.000 title claims abstract description 32
- 238000003672 processing method Methods 0.000 title claims abstract description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000010421 standard material Substances 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 56
- 238000010438 heat treatment Methods 0.000 claims description 35
- 238000007599 discharging Methods 0.000 claims description 34
- 238000003860 storage Methods 0.000 claims description 32
- 238000004080 punching Methods 0.000 claims description 24
- 239000002893 slag Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 230000003647 oxidation Effects 0.000 claims description 8
- 238000007254 oxidation reaction Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 230000017105 transposition Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims 1
- 238000009861 automatic hot forging Methods 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 5
- 230000006698 induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
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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
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
-
- 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
-
- 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
- B21J13/08—Accessories for handling work or tools
-
- 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
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a hot forging composite processing device and a hot forging composite processing method, belonging to the technical field of hot forging forming; the hot forging press assembly comprises a hot forging hydraulic press fixed on the bottom surface of the transverse plate, and a stamping column is fixed at the piston end of the hot forging hydraulic press; the top of the stamping column movably penetrates through the guide seat plate, and the bottom of the stamping column movably penetrates through the guide sleeve; the hot forging processing seat comprises a pedestal fixed on a bottom plate, and a stamping groove seat is integrally formed at the top of the pedestal; a hot forging die opening is formed in the stamping groove seat; the pedestal is provided with a blind hole body opposite to the hot forging die opening; a through hole is formed in the center of the inner side of the blind hole; a side groove is formed in the side part of the pedestal; the hot forging composite processing device and the hot forging composite processing method have high blanking precision and can realize automatic hot forging of workpieces; and hot forging is performed by combining the multi-stage hot forging structures.
Description
Technical Field
The invention particularly relates to a hot forging composite processing device and a hot forging composite processing method, and belongs to the technical field of hot forging forming.
Background
In the prior art, a small forging part is usually processed by adopting a manual mode, and the traditional forging and pressing processes of blanking, heating, forging and trimming are respectively finished in sequence, such as Chinese patent publication No.: CN103264283B, a hot forging composite processing device and a processing method are disclosed, the device comprises a driving mechanism, a transmission mechanism, a heating mechanism, a blanking mechanism, a hot forging forming mechanism, a discharging mechanism and an induction mechanism, the transmission mechanism is connected with the driving mechanism, the heating mechanism is arranged between the blanking mechanism and the transmission mechanism, the hot forging forming mechanism is arranged below the blanking mechanism, the hot forging forming mechanism is connected with the discharging mechanism, and the transmission variable of the transmission mechanism is transmitted to the blanking mechanism through the induction mechanism; the structure can realize unmanned operation and stable transition of each working section in the hot forging process, ensure the stable performance of each working section, realize automation, high processing efficiency and stable quality of formed parts; but the structure is characterized in that online punching blanking is carried out after heating, the punching blanking dimensional accuracy is poor, and each processing structure is in a disjointed state; automatic hot forging cannot be achieved.
Disclosure of Invention
In order to solve the problems, the invention provides a hot forging composite processing device and a hot forging composite processing method, which have high blanking precision and can realize automatic hot forging of workpieces; and the workpiece is hot forged through the combination of the multi-stage hot forging structures.
The invention relates to a hot forging composite processing device, which comprises a hot forging composite die set, wherein the hot forging composite die set comprises:
The seat body comprises a bottom plate, a vertical plate is fixed on the top surface of the bottom plate, a transverse plate is integrally formed at the top of the vertical plate, a support is integrally formed in the middle of the vertical plate, and a guide seat plate is fixed at the top of the support;
The hot forging stamping assembly comprises a hot forging hydraulic machine fixed on the bottom surface of the transverse plate, and a stamping column is fixed at the piston end of the hot forging hydraulic machine; the top of the stamping column movably penetrates through the guide seat plate, and the bottom of the stamping column movably penetrates through the guide sleeve;
The hot forging processing seat comprises a pedestal fixed on a bottom plate, and a stamping groove seat is integrally formed at the top of the pedestal; a hot forging die opening is formed in the stamping groove seat; the pedestal is provided with a blind hole body opposite to the hot forging die opening; a through hole is formed in the center of the inner side of the blind hole; a side groove is formed in the side part of the pedestal; a jacking hydraulic cylinder is fixed on the inner side of the side groove; a lower die column is embedded in the inner side of the blind hole body; the lower die column is movably embedded with the hot forging die opening; the bottom of the lower die column is integrally provided with a column which is movably embedded with the perforation; the pipe column is embedded and fixed with a piston rod of the jacking hydraulic cylinder; a first hydraulic pushing cylinder is fixed at one end of the stamping groove seat; the other end of the stamping groove seat is provided with a blanking hopper which is connected to a discharging mechanism; the piston end of the first pushing hydraulic cylinder is embedded into the inner side of the stamping groove seat and is fixedly provided with a pushing head; a first cover plate is fixed at the top of the stamping groove seat, and the guide sleeve is fixed on the first cover plate; and a feeding mechanism is arranged on the side part of the stamping groove seat, which is opposite to the hot forging die opening.
The seat body is used as a support body of the hot forging stamping assembly and the hot forging processing seat; the hot forging stamping assembly provides hot forging stamping power, a workpiece to be processed is fed through the feeding mechanism, after hot forging processing is carried out through the hot forging stamping assembly, the lower die column is driven to push up through the jacking hydraulic cylinder, the workpiece is separated from a hot forging die opening, the pushing head is driven to push through the first pushing hydraulic cylinder, and finally, discharging is carried out through the discharging mechanism.
Further, the feeding mechanism comprises a guide chute fixed on the side part of the stamping chute seat, a baffle is arranged on the inner side of the guide chute, a guide rod is arranged on the baffle in a sliding manner, and a U-shaped pushing seat is fixed at one end of the guide rod; a second hydraulic pushing cylinder is fixed at the other end of the guide rod; the second pushing hydraulic cylinder is fixed at the outer end part of the guide chute channel; a second cover plate is fixed at the top of the second pushing hydraulic cylinder; the second cover plate is provided with a material receiving chute; the material receiving chute is connected to the hot forging heating module through an inclined pipe.
The second pushing hydraulic cylinder drives the guide rod to move forwards, and the guide rod drives the U-shaped pushing seat to move to the position right below the receiving chute; after the heated workpiece enters the receiving chute, the second material pushing hydraulic cylinder drives the U-shaped material pushing seat to be sent into the inner side of the stamping groove seat, and the workpiece is led into the hot forging die opening to wait for the hot forging stamping assembly to carry out stamping hot forging.
Further, the hot forging heating module comprises an outer tube body, and sealing heads are fixed at two ends of the outer tube body; grid tubes are fixed on the inner side of the outer tube body; the two ends of the grid tube are embedded and fixed on the sealing head; a cylinder sleeve is arranged on one end socket in a rolling way, and a storage hopper is fixed outside the other end socket; the hollow end of the cylinder sleeve is in rolling fit with one end of the grid tube, and a driving wheel groove is fixed at the other end of the cylinder sleeve; the driving wheel groove is arranged with the transposition motor through a driving belt; the sleeve is axially provided with a blanking groove; a fixed core column is arranged in the middle of the inner side of the cylinder sleeve; the storage hopper, the end socket and the grid pipe are communicated into a whole through the feed hole; a push rod is movably embedded at one side of the storage hopper, which is far away from the feeding hole, and the push rod is fixed with a third hydraulic pushing cylinder; the seal head is provided with a material guiding part right below the cylinder sleeve, and the material guiding part is connected with the inclined tube; a heater is fixed between the outer tube body and the grid tube.
The end sockets can seal the two ends of the outer pipe body and the grid pipe, one end socket is provided with a feeding hole communicated with the grid pipe, and the bottom of the other end socket is provided with a blanking hole communicated with the grid pipe; the work pieces can be fed into the grid pipe through the feed holes communicated among the storage hopper, the end socket and the grid pipe, the storage hopper is used for accommodating and stacking the work pieces, when the push rod enters the bottom of the storage hopper, one work piece is pushed into the grid pipe and occupies the space of the work piece, then the push rod resets again, the work pieces fall down, the push rod pushes forwards again, the falling work pieces are pushed into the grid pipe again, and therefore all the work pieces are distributed into the grid pipe; the heater outside the grid tube can be used for carrying out hot working on the workpiece in a hollow state; finally pushing the workpiece into the sleeve, and driving the wheel groove to rotate by the transposition motor to enable the blanking groove of the sleeve to face the blanking opening, so that the workpiece enters the material guiding part; finally, the sleeve rotates and resets; the sealing of the barrel sleeve to the material guiding part is realized.
Further, the hot forging heating module comprises an oxidation material slag discharging port arranged at the bottom of the outer tube body; the outer pipe body is sleeved with a separation sleeve at the slag discharge port of the oxidation material; when the slag is discharged, the isolation sleeve is pushed to separate the outer pipe body from the slag discharge opening of the oxidation material, so that the oxidation slag can be discharged out of the outer pipe body.
Further, the aperture of the feeding hole is a single workpiece passing groove to be processed; the bottom space of the storage hopper is a containing groove for single workpieces, the storage hopper only allows one workpiece to be processed at a time, the aperture of the feeding hole is the workpiece passing groove, namely, the aperture of the feeding hole is slightly larger than the outer diameter of the single workpiece.
Further, the hot forging compound die sets are provided with a plurality of groups, the discharging mechanism of the former group of hot forging compound die sets is in butt joint with the feeding mechanism of the latter group of hot forging compound die sets, the plurality of groups of hot forging compound die sets are adopted to be connected in sequence to realize the repeated hot forging of the workpiece, and the hot forging forming is completed in the last hot forging.
Further, a fluted disc is movably clamped outside the lower die column, a tooth column is clamped outside the fluted disc, and the tooth column is connected to the reversing motor; the reversing motor is fixed with the side of the pedestal, the lower die column can slide linearly with the fluted disc, the lower die column and the fluted disc can be limited in the circumferential direction, when the reversing motor rotates, the tooth column is driven to rotate, the lower die column can be driven to rotate, when the hot forging hydraulic press drives the stamping column to carry out hot forging once or more times, before a workpiece is not tensioned by the hot forging die opening, the lower die column is reversed through the reversing motor, and therefore the standard material section is subjected to circumferential transposition stamping.
A hot forging compound processing method adopts a hot forging compound processing device, and the method comprises the following steps:
firstly, hot forging and heating feeding, namely feeding a standard material section which is cut and blanked into a storage hopper, and then controlling the end socket and the grid pipe to be communicated into a whole through a feeding hole; the material storage hopper is movably embedded with a push rod at one side far away from the feeding hole, the push rod and the third material pushing hydraulic cylinder drive the push rod to push forwards for a set distance, so that one standard material section is pushed into the grid tube from the feeding hole, then the third material pushing hydraulic cylinder retreats, the standard material section in the material storage hopper automatically drops, then the third material pushing hydraulic cylinder continues to act and sequentially feeds materials into the grid tube, and when feeding materials, the later standard material section pushes the former standard material section to push forwards until the grid tube is fully covered with the standard material section, and the standard material section feeding is completed;
Secondly, heating and discharging the standard material section, starting a heater until the heating temperature and the heating time reach set values, and driving a push rod by a third hydraulic pushing cylinder to feed the external standard material section, wherein the standard material section at the forefront end is fed into a sleeve; the sleeve turns, and at the moment, the standard material section in the sleeve is discharged from the blanking groove; after discharging, resetting the sleeve again, and isolating the material guiding part from the sealing head;
Thirdly, hot forging feeding, wherein the heated standard material section enters a guide chute through a guide part, an inclined pipe and a receiving chute; then, the second pushing hydraulic cylinder drives the guide rod to linearly slide, the U-shaped pushing seat at the front end of the guide rod pushes the standard material section into the inner side of the stamping groove seat to finish feeding, and then, the second pushing hydraulic cylinder resets to enable the U-shaped pushing seat to be opposite to the material receiving chute; waiting for hot forging processing;
Fourthly, hot forging composite processing, namely pressing the top part of the lower die column at the bottom of the inner side of a hot forging die opening in an initial state, pressing the bottom part of the lower die column at the bottom of the inner side of a blind hole, pushing a standard material section into the inner side of a punching groove seat and falling into the hot forging die opening, at the moment, enabling a hot forging stamping assembly to act, driving a punching column to slide downwards along a guide seat plate by a hot forging hydraulic press, guiding the bottom part of the punching column through a guide sleeve, and carrying out punching forging on the standard material section by the bottom part of the punching column, wherein the punching column, the hot forging die opening and the lower die column realize forging on the standard material section; after forging and pressing are finished, the hot forging hydraulic press resets, the jacking hydraulic cylinder drives the lower die column to jack through the pipe column, so that the top surface of the lower die column is level with the bottom surface of the inner side of the stamping groove seat, then the first pushing hydraulic cylinder pushes a standard material section which is finished in hot forging to advance, the standard material section is automatically fed into the blanking hopper, and finally the blanking hopper enters into the discharging mechanism, and the discharging mechanism is used for discharging or abutting against the feeding mechanism of the next group of hot forging heating modules; the inner diameters of a storage hopper, a material guiding part, an inclined pipe, a material receiving chute and a material guiding chute of the next group of hot forging heating modules are matched with the shape of the material section which is forged for the last time, so that the material section which is forged for the last time is guided and fed.
Compared with the prior art, the hot forging composite processing device and the hot forging composite processing method adopt cold blanking to obtain standard material sections, have high blanking precision, adopt a closed hot forging heating module, adopt a tubular structure, have high heating efficiency, adopt a closed structure during heating, and can improve the heat energy utilization rate; during processing, feeding, heating, reversing discharging, material guiding, hot forging feeding, hot forging stamping and discharging of a workpiece can be realized, and automatic hot forging is realized; and the workpiece is subjected to hot forging through the combination of the multi-stage hot forging structures; meets the hot forging compound requirement of the workpiece.
Drawings
FIG. 1 is a schematic view of the mounting structure of the housing, hot stamping assembly and hot stamping tooling of the present invention.
Fig. 2 is a schematic view of a partial enlarged structure at a in fig. 1 according to the present invention.
Fig. 3 is a schematic view showing a partial structure of the hot forging base of the present invention.
Fig. 4 is a schematic view showing the installation structure of the hot forging base and the feeding mechanism of the present invention.
Fig. 5 is a schematic view of the internal structure of the guide channel of the present invention.
Fig. 6 is a schematic view of the overall structure of the hot forging composite processing apparatus of the present invention.
FIG. 7 is a schematic view showing the overall structure of the hot forging heating module according to the present invention.
Fig. 8 is a schematic view of the installation structure of the grid tube and the cylinder sleeve of the invention.
Fig. 9 is a schematic diagram of a lower die column reversing driving structure of the present invention.
Reference numerals: 1. the device comprises a bottom plate, 2, a vertical plate, 3, a transverse plate, 4, a support, 5, a guide seat plate, 6, a hot forging hydraulic press, 7, a stamping column, 8, a guide sleeve, 9, a pedestal, 10, a groove seat, 11, a hot forging die orifice, 12, a blind hole body, 13, a perforation, 14, a side groove, 15, a jacking hydraulic cylinder, 16, a lower die column, 17, a tubular column, 18, a first pushing hydraulic cylinder, 19, a blanking bucket, 20, a discharging mechanism, 21, a pushing head, 22, a first cover plate, 23, a guide groove, 24, a partition plate, 25, a guide rod, 26, a U-shaped pushing seat, 27, a second pushing hydraulic cylinder, 28, a second cover plate, 29, a receiving chute, 30, an inclined tube, 31, an outer tube body, 32, a sealing head, 33, a grid tube, 34, a cylinder jacket, 35, a storage hopper, 36, a driving wheel groove, 37, a transposition motor, 38, a groove, 39, a core fixing column, 40, a push rod, 41, a third pushing hydraulic cylinder, 42, a guide part, a motor, a guide part, a 44, a gear box, a 46, a toothed disc, a reversing gear, a reversing sleeve, a reversing gear, a gear, and a reversing sleeve.
Detailed Description
Example 1:
The hot forging composite processing apparatus as shown in fig. 1 to 9, includes a hot forging composite die set including:
The seat body comprises a bottom plate 1, a vertical plate 2 is fixed on the top surface of the bottom plate 1, a transverse plate 3 is integrally formed at the top of the vertical plate 2, a support 4 is integrally formed in the middle of the vertical plate 2, and a guide seat plate 5 is fixed at the top of the support 4;
The hot forging stamping assembly comprises a hot forging hydraulic machine 6 fixed on the bottom surface of the transverse plate 3, and a stamping column 7 is fixed at the piston end of the hot forging hydraulic machine 6; the top of the punching column 7 movably passes through the guide seat plate 5, and the bottom of the punching column 7 movably passes through the guide sleeve 8;
The hot forging processing seat comprises a pedestal 9 fixed on the bottom plate 1, and a stamping groove seat 10 is integrally formed at the top of the pedestal 9; a hot forging die 11 is arranged on the stamping groove seat 10; the pedestal 9 is provided with a blind hole body 12 opposite to the hot forging die orifice 11; a through hole 13 is formed in the center of the inner side of the blind hole body 12; a side groove 14 is formed in the side part of the pedestal 9; a jacking hydraulic cylinder 15 is fixed on the inner side of the side groove 14; a lower die column 16 is embedded inside the blind hole body 12; the lower die column 16 is movably embedded with the hot forging die orifice 11; the bottom of the lower die column 16 is integrally provided with a tubular column 17 movably embedded with the perforation 13; the pipe column 17 is embedded and fixed with a piston rod of the jacking hydraulic cylinder 15; a first hydraulic pushing cylinder 18 is fixed at one end of the stamping groove seat 10; the other end of the stamping groove seat 10 is provided with a blanking hopper 19, and the blanking hopper 19 is connected to a discharging mechanism 20; the piston end of the first pushing hydraulic cylinder 18 is embedded into the inner side of the stamping groove seat 10 and is fixed with a pushing head 21; a first cover plate 22 is fixed at the top of the stamping groove seat 10, and the guide sleeve 8 is fixed on the first cover plate 22; the side part of the stamping groove seat 10 is provided with a feeding mechanism opposite to the hot forging die 11.
The seat body is used as a support body of the hot forging stamping assembly and the hot forging processing seat; the hot forging stamping assembly provides hot forging stamping power, a workpiece to be processed is fed through the feeding mechanism, after hot forging processing is carried out through the hot forging stamping assembly, the lower die column 16 is driven to push up through the jacking hydraulic cylinder 15, the workpiece is separated from the hot forging die opening 11, the pushing head 21 is driven to push through the first pushing hydraulic cylinder 18, and finally, discharging is carried out through the discharging mechanism 20.
The feeding mechanism comprises a guide chute 23 fixed on the side part of the stamping chute seat 10, a baffle plate 24 is arranged on the inner side of the guide chute 23, a guide rod 25 is arranged on the baffle plate 24 in a sliding manner, and a U-shaped pushing seat 26 is fixed at one end of the guide rod 25; a second pushing hydraulic cylinder 27 is fixed at the other end of the guide rod 25; the second pushing hydraulic cylinder 27 is fixed at the outer end part of the guide chute channel 23; a second cover plate 28 is fixed at the top of the second pushing hydraulic cylinder 27; the second cover plate 28 is provided with a receiving chute 29; the receiving chute 29 is connected to the hot forging heating die set by a chute 30.
The second pushing hydraulic cylinder 27 drives the guide rod 25 to move forwards, and the guide rod 25 drives the U-shaped pushing seat 26 to move to the position right below the receiving chute 29; after the heated workpiece enters the receiving chute 29, the second pushing hydraulic cylinder 27 drives the U-shaped pushing seat 26 to be sent into the inner side of the stamping groove seat 10, and the workpiece is led into the hot forging die 11 to wait for the hot forging stamping assembly to punch and forge.
The hot forging heating module comprises an outer tube body 31, and sealing heads 32 are fixed at two ends of the outer tube body 31; a grid tube 33 is fixed on the inner side of the outer tube 31; the two ends of the grid tube 33 are embedded and fixed on the seal head 32; a barrel sleeve 34 is arranged on one seal head 32 in a rolling way, and a storage hopper 35 is fixed outside the other seal head 32; the hollow end of the cylinder sleeve 34 is in rolling fit with one end of the grid tube 33, and a driving wheel groove 36 is fixed at the other end of the cylinder sleeve 34; the driving wheel groove 36 is arranged with the transposition motor 37 through a driving belt; the barrel sleeve 34 is axially provided with a blanking groove 38; a fixed core column 39 is arranged in the middle of the inner side of the barrel 34; the storage hopper 35, the sealing head 32 and the grid pipes 33 are communicated into a whole through the feed holes; a push rod 40 is movably embedded at one side of the storage hopper 35 away from the feeding hole, and the push rod 40 is fixed with a third hydraulic pushing cylinder 41; the seal head 32 is provided with a material guiding part 42 right below the cylinder sleeve 34, and the material guiding part 42 is connected with the inclined tube 30; a heater 43 is fixed between the outer tube 31 and the grill tube 33.
The end sockets 32 can seal the two ends of the outer pipe body 31 and the grid pipe 33, the end part of one end socket 32 is provided with a feeding hole communicated with the grid pipe 33, and the bottom of the other end socket 32 is provided with a blanking hole communicated with the grid pipe 33; the work pieces can be fed into the grid tube 33 through the feed holes communicated among the storage hopper 35, the end socket 32 and the grid tube 33, the storage hopper 35 is used for accommodating and stacking the work pieces, when the push rod 40 enters the bottom of the storage hopper 35, one work piece is pushed into the grid tube 33 and occupies the space of the work piece, then the push rod 40 is reset again to realize the falling of the work pieces, the push rod 40 is pushed forward again, the falling work pieces are pushed into the grid tube 33 again, and therefore all the work pieces are distributed into the grid tube 33; a heater 43 outside the grid tube 33, which can thermally process the hollow work; finally pushing the workpiece into the barrel sleeve 34, and driving the driving wheel groove 36 to rotate by the transposition motor 37, so that the blanking groove 38 of the barrel sleeve 34 faces to the blanking port, and the workpiece enters the material guiding part 42; finally, the cylinder sleeve 34 is rotated and reset; closing of the sleeve 34 to the guide 42 is achieved.
The hot forging heating module comprises an oxidation material slag discharging port 44 arranged at the bottom of the outer tube body 31; the outer tube 31 is sleeved with a spacer sleeve 45 at the position of the oxidation material slag discharging port 44; when the slag is discharged, the spacer 45 is pushed to separate the outer tube 31 from the slag discharge port 44, so that the slag can be discharged from the outer tube 31.
The aperture of the feed hole is a single workpiece passing groove to be processed; the bottom space of the storage hopper 35 is a containing groove for single workpieces, the storage hopper 35 only allows one workpiece to be processed at a time, and the aperture of the feeding hole is the workpiece passing groove, namely, the aperture of the feeding hole is slightly larger than the outer diameter of the single workpiece.
The hot forging compound die sets are provided with a plurality of groups, the discharging mechanism 20 of the former group of hot forging compound die sets is in butt joint with the feeding mechanism of the latter group of hot forging compound die sets, the plurality of groups of hot forging compound die sets are adopted to carry out sequential connection to realize the repeated hot forging of the workpiece, and the hot forging forming is completed in the last hot forging.
A fluted disc 46 is movably clamped outside the lower die column 16, a tooth column 47 is clamped outside the fluted disc 46, and the tooth column 47 is connected to a reversing motor 48; the reversing motor 48 is fixed with the side of the pedestal 9, the lower die column 16 can slide linearly with the fluted disc 46, the lower die column 16 and the fluted disc 46 can be limited in the circumferential direction, when the reversing motor 48 rotates, the tooth column 47 is driven to rotate the fluted disc 46, so that the lower die column 16 can be driven to rotate, when the hot forging hydraulic press 6 drives the stamping column 7 to perform hot forging for one or more times, before a workpiece is not tensioned by the hot forging die opening 11, the lower die column 16 is reversed through the reversing motor 48, and therefore the standard material section is subjected to circumferential transposition stamping.
A hot forging compound processing method adopts a hot forging compound processing device, and the method comprises the following steps:
Firstly, hot forging and heating feeding, namely feeding a standard material section with cut and cut materials into a storage hopper 35, and then controlling the end socket 32 and the grid tube 33 to be communicated into a whole through a feeding hole; a push rod 40 is movably embedded on one side of the storage hopper 35 far away from the feeding hole, the push rod 40 and a third pushing hydraulic cylinder 41 drive the push rod 40 to push forwards for a set distance, so that one standard material section is pushed into the grid tube 33 from the feeding hole, then the third pushing hydraulic cylinder 41 retreats, the standard material section in the storage hopper 35 automatically drops, then the third pushing hydraulic cylinder 41 continues to act and sequentially feeds materials into the grid tube 33, and during feeding, the next standard material section pushes the previous standard material section to push forwards until the grid tube 33 is fully filled with the standard material section, and standard material section feeding is completed;
Secondly, heating and discharging the standard material section, starting a heater 43 until the heating temperature and the heating time reach set values, and driving a push rod 40 by a third hydraulic pushing cylinder 41 to feed the external standard material section, wherein the foremost standard material section is fed into a barrel sleeve 34; the sleeve 34 turns, and at this time, the standard material section in the sleeve 34 is discharged from the blanking groove 38; after the discharging is completed, the cylinder sleeve 34 resets again, and the material guiding part 42 is isolated from the seal head 32;
Thirdly, hot forging feeding, wherein the heated standard material section enters the guide chute 23 through the guide part 42, the inclined pipe 30 and the receiving chute 29; then, the second pushing hydraulic cylinder 27 drives the guide rod 25 to slide linearly, the U-shaped pushing seat 26 at the front end of the guide rod 25 pushes the standard material section into the inner side of the punching groove seat 10 to finish feeding, and then the second pushing hydraulic cylinder 27 resets to enable the U-shaped pushing seat 26 to be opposite to the material receiving chute 29; waiting for hot forging processing;
Fourthly, hot forging composite processing is carried out, in an initial state, the top of a lower die column 16 is positioned at the bottom of the inner side of a hot forging die orifice 11, the bottom of the lower die column 16 is pressed at the bottom of the inner side of a blind hole body 12, when a standard material section is pushed into the inner side of a punching groove seat 10 and falls into the hot forging die orifice 11, at the moment, a hot forging punching assembly acts, a hot forging hydraulic press 6 drives a punching column 7 to slide downwards along a guide seat plate 5, the bottom of the punching column 7 is guided by a guide sleeve 8, the bottom of the punching column 7 performs punching forging on the standard material section, and the punching column 7, the hot forging die orifice 11 and the lower die column 16 realize forging and stamping on the standard material section; after forging and pressing are finished, the hot forging hydraulic press 6 resets, the jacking hydraulic cylinder 15 drives the lower die column 16 to push upwards through the pipe column 17, so that the top surface of the lower die column 16 is flush with the bottom surface of the inner side of the stamping groove seat 10, then the first material pushing hydraulic cylinder 18 pushes a standard material section which is subjected to hot forging to advance, the standard material section is automatically fed into the blanking hopper 19 and finally enters the discharging mechanism 20, and discharging is carried out through the discharging mechanism 20 or a feeding mechanism of a next group of hot forging heating modules is connected; the inner diameters of the storage hopper 35, the material guiding part 42, the inclined pipe 30, the material receiving chute 29 and the material guiding chute 23 of the next group of hot forging heating modules are matched with the shapes of the material sections which are forged for the last time, so that the guiding feeding of the material sections which are forged for the last time is realized.
The above embodiments are merely preferred embodiments of the present invention, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are therefore intended to be embraced therein.
Claims (6)
1. The utility model provides a hot forging combined machining device which characterized in that: the hot forging composite die set comprises a hot forging composite die set, wherein the hot forging composite die set comprises:
The seat body comprises a bottom plate, a vertical plate is fixed on the top surface of the bottom plate, a transverse plate is integrally formed at the top of the vertical plate, a support is integrally formed in the middle of the vertical plate, and a guide seat plate is fixed at the top of the support;
The hot forging stamping assembly comprises a hot forging hydraulic machine fixed on the bottom surface of the transverse plate, and a stamping column is fixed at the piston end of the hot forging hydraulic machine; the top of the stamping column movably penetrates through the guide seat plate, and the bottom of the stamping column movably penetrates through the guide sleeve;
The hot forging processing seat comprises a pedestal fixed on a bottom plate, and a stamping groove seat is integrally formed at the top of the pedestal; a hot forging die opening is formed in the stamping groove seat; the pedestal is provided with a blind hole body opposite to the hot forging die opening; a through hole is formed in the center of the inner side of the blind hole; a side groove is formed in the side part of the pedestal; a jacking hydraulic cylinder is fixed on the inner side of the side groove; a lower die column is embedded in the inner side of the blind hole body; the lower die column is movably embedded with the hot forging die opening; the bottom of the lower die column is integrally provided with a column which is movably embedded with the perforation; the pipe column is embedded and fixed with a piston rod of the jacking hydraulic cylinder; a first hydraulic pushing cylinder is fixed at one end of the stamping groove seat; the other end of the stamping groove seat is provided with a blanking hopper which is connected to a discharging mechanism; the piston end of the first pushing hydraulic cylinder is embedded into the inner side of the stamping groove seat and is fixedly provided with a pushing head; a first cover plate is fixed at the top of the stamping groove seat, and the guide sleeve is fixed on the first cover plate; a feeding mechanism is arranged on the side part of the stamping groove seat, which is opposite to the hot forging die opening;
The feeding mechanism comprises a guide chute fixed on the side part of the stamping chute seat, a baffle is arranged on the inner side of the guide chute, a guide rod is arranged on the baffle in a sliding manner, and a U-shaped pushing seat is fixed at one end of the guide rod; a second hydraulic pushing cylinder is fixed at the other end of the guide rod; the second pushing hydraulic cylinder is fixed at the outer end part of the guide chute channel; a second cover plate is fixed at the top of the second pushing hydraulic cylinder; the second cover plate is provided with a material receiving chute; the material receiving chute is connected to the hot forging heating module through an inclined pipe;
The hot forging heating module comprises an outer tube body, and sealing heads are fixed at two ends of the outer tube body; grid tubes are fixed on the inner side of the outer tube body; the two ends of the grid tube are embedded and fixed on the sealing head; a cylinder sleeve is arranged on one end socket in a rolling way, and a storage hopper is fixed outside the other end socket; the hollow end of the cylinder sleeve is in rolling fit with one end of the grid tube, and a driving wheel groove is fixed at the other end of the cylinder sleeve; the driving wheel groove is arranged with the transposition motor through a driving belt; the sleeve is axially provided with a blanking groove; a fixed core column is arranged in the middle of the inner side of the cylinder sleeve; the storage hopper, the end socket and the grid pipe are communicated into a whole through the feed hole; a push rod is movably embedded at one side of the storage hopper, which is far away from the feeding hole, and the push rod is fixed with a third hydraulic pushing cylinder; the seal head is provided with a material guiding part right below the cylinder sleeve, and the material guiding part is connected with the inclined tube; a heater is fixed between the outer tube body and the grid tube.
2. The hot forging apparatus as recited in claim 1, wherein: the hot forging heating module comprises an oxidation material slag discharging port arranged at the bottom of the outer tube body; the outer pipe body is sleeved with a separation sleeve at the slag discharge port of the oxidation material.
3. The hot forging apparatus as recited in claim 1, wherein: the aperture of the feed hole is a single workpiece passing groove to be processed; the bottom space of the storage hopper is a containing groove of a single workpiece.
4. The hot forging apparatus as recited in claim 1, wherein: the hot forging composite die set is provided with a plurality of groups, and the discharging mechanism of the former group of hot forging composite die set is in butt joint with the feeding mechanism of the latter group of hot forging composite die set.
5. The hot forging apparatus as recited in claim 1, wherein: the lower die column is movably clamped with a fluted disc, the fluted disc is clamped with a toothed column, and the toothed column is connected to a reversing motor; the reversing motor is fixed with the side of the pedestal.
6. A hot forging composite processing method, employing the hot forging composite processing apparatus according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:
firstly, hot forging and heating feeding, namely feeding a standard material section which is cut and blanked into a storage hopper, and then controlling the end socket and the grid pipe to be communicated into a whole through a feeding hole; the material storage hopper is movably embedded with a push rod at one side far away from the feeding hole, the push rod and the third material pushing hydraulic cylinder drive the push rod to push forwards for a set distance, so that one standard material section is pushed into the grid tube from the feeding hole, then the third material pushing hydraulic cylinder retreats, the standard material section in the material storage hopper automatically drops, then the third material pushing hydraulic cylinder continues to act and sequentially feeds materials into the grid tube, and when feeding materials, the later standard material section pushes the former standard material section to push forwards until the grid tube is fully covered with the standard material section, and the standard material section feeding is completed;
Secondly, heating and discharging the standard material section, starting a heater until the heating temperature and the heating time reach set values, and driving a push rod by a third hydraulic pushing cylinder to feed the external standard material section, wherein the standard material section at the forefront end is fed into a sleeve; the sleeve turns, and at the moment, the standard material section in the sleeve is discharged from the blanking groove; after discharging, resetting the sleeve again, and isolating the material guiding part from the sealing head;
Thirdly, hot forging feeding, wherein the heated standard material section enters a guide chute through a guide part, an inclined pipe and a receiving chute; then, the second pushing hydraulic cylinder drives the guide rod to linearly slide, the U-shaped pushing seat at the front end of the guide rod pushes the standard material section into the inner side of the stamping groove seat to finish feeding, and then, the second pushing hydraulic cylinder resets to enable the U-shaped pushing seat to be opposite to the material receiving chute; waiting for hot forging processing;
Fourthly, hot forging composite processing, namely pressing the top part of the lower die column at the bottom of the inner side of a hot forging die opening in an initial state, pressing the bottom part of the lower die column at the bottom of the inner side of a blind hole, pushing a standard material section into the inner side of a punching groove seat and falling into the hot forging die opening, at the moment, enabling a hot forging stamping assembly to act, driving a punching column to slide downwards along a guide seat plate by a hot forging hydraulic press, guiding the bottom part of the punching column through a guide sleeve, and carrying out punching forging on the standard material section by the bottom part of the punching column, wherein the punching column, the hot forging die opening and the lower die column realize forging on the standard material section; after forging and pressing are finished, the hot forging hydraulic press resets, the jacking hydraulic cylinder drives the lower die column to push up through the pipe column, the top surface of the lower die column is flush with the bottom surface of the inner side of the stamping groove seat, then the first pushing hydraulic cylinder pushes the standard material section which is finished in hot forging to advance, the standard material section is automatically fed into the blanking hopper, and finally the blanking hopper enters into the discharging mechanism, and the discharging mechanism is used for discharging or abutting against the feeding mechanism of the next group of hot forging heating modules.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218134714U (en) * | 2022-09-13 | 2022-12-27 | 晋江市创勤机械有限公司 | Screw rod forge hot machine |
| JP2023072621A (en) * | 2021-11-12 | 2023-05-24 | 株式会社阪村ホットアート | Horizontal hot forging machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5586638A (en) * | 1978-12-25 | 1980-06-30 | Komatsu Ltd | Continuous hot forging method |
| CN202448365U (en) * | 2011-12-31 | 2012-09-26 | 山东科技大学 | Tablet press |
| CN113828724A (en) * | 2021-09-14 | 2021-12-24 | 晋江市创勤机械有限公司 | Hot forging multistation manipulator |
| CN218109240U (en) * | 2022-09-13 | 2022-12-23 | 晋江市创勤机械有限公司 | Continuous heating forging and pressing equipment for screw |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023072621A (en) * | 2021-11-12 | 2023-05-24 | 株式会社阪村ホットアート | Horizontal hot forging machine |
| CN218134714U (en) * | 2022-09-13 | 2022-12-27 | 晋江市创勤机械有限公司 | Screw rod forge hot machine |
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