CN117483626A

CN117483626A - Vacuum induction molten drop forging die equipment

Info

Publication number: CN117483626A
Application number: CN202311483930.2A
Authority: CN
Inventors: 赵枫; 赵文天
Original assignee: Hengtai Precision Machinery Ningbo Co ltd
Current assignee: Hengtai Precision Machinery Ningbo Co ltd
Priority date: 2023-11-09
Filing date: 2023-11-09
Publication date: 2024-02-02

Abstract

The invention discloses vacuum induction molten drop forging die equipment, which is characterized in that when a lower die is positioned at a first station of a channel, an electromagnetic heating coil is used for heating a bar stock, the lower part of the bar stock is melted and dropped into the lower die, then a pushing device pushes the lower die to a second station, and when the lower die is positioned at the second station of the channel, the first upper die and the lower die are closed, so that metal dripped into the lower die is formed. The invention has higher automation degree, the bar is dripped into the lower die, the bar is not required to be moved, the operation procedure is simplified, and the processing efficiency is higher.

Description

Vacuum induction molten drop forging die equipment

Technical Field

The application relates to the field of titanium alloy forging dies, in particular to vacuum induction molten drop forging die equipment.

Background

The forging die is a die used for volume forming of metal in a hot state or a cold state, the forging die is used for processing the metal in a high temperature state, the working condition is poor, repeated impact load and cold-hot alternating action are needed to bear, high stress is generated, the blank is deformed into a die of a forging according to a specified shape and size during forging, and the purpose of bar forging die deformation is to obtain the shape and size of the forging meeting the design requirement.

The existing forging die equipment is low in automation degree, the bar stock is required to be heated and then placed into a die, and then the die is closed so that the bar stock is formed, the operation procedure is complex, and the machining efficiency is low.

Disclosure of Invention

The application provides a vacuum induction molten drop forging die equipment, its degree of automation is higher, and the bar is molten drop to the lower mould in, need not to remove the bar, and simplified operation process, machining efficiency is higher.

The vacuum induction molten drop forging die equipment comprises a furnace body, an electromagnetic heating coil and a die, wherein a vacuum pipeline is arranged on one side of the furnace body, the vacuumizing equipment can vacuumize the inside of the furnace body through the vacuum pipeline, a fixing rod is arranged in the furnace body, a clamping device is arranged on the fixing rod and used for clamping bars, and the electromagnetic heating coil is used for melting and dropping the bars;

the mold comprises a first upper mold and a plurality of lower molds, a channel is arranged in the furnace body, a feeding rail and a discharging rail are arranged on the outer wall of the furnace body, two ends of the channel are respectively communicated with the feeding rail and the discharging rail, a feeding station, a first station and a second station are arranged in the channel, the feeding rail is used for sequentially conveying the lower molds to the feeding station of the channel, and openable cover plates are arranged on the feeding rail and the discharging rail;

the pushing device is arranged in the furnace body and is used for pushing the lower die from the feeding station to the first station, pushing the lower die from the first station to the second station and pushing the lower die from the second station to the discharging track, and the discharging track is used for discharging the lower die;

the furnace body is internally provided with a first hydraulic rod, the first upper die is arranged on the first hydraulic rod, and the first hydraulic rod is used for driving the first upper die to move up and down;

when the lower die is positioned at the first station of the channel, the bar stock is positioned right above the lower die; when the lower die is located at the second station, the first upper die is located right above the lower die.

Preferably, a scraper is arranged in the furnace body and is arranged on a driving mechanism, and the driving mechanism is used for driving the scraper to move up and down and horizontally;

when the lower die is positioned at the first station of the channel, the driving mechanism drives the scraping plate to enter the lower die and move along the length direction of the lower die so as to scrape the material dropped into the lower die.

Preferably, a fixed block, a rotary table, a motor, a second hydraulic rod and a second upper die are arranged in the furnace body, the fixed block is fixedly arranged on the inner wall of the furnace body, the motor is arranged on the fixed block, the rotary table is arranged on an output shaft of the motor, the first hydraulic rod and the second hydraulic rod are arranged on the rotary table, the first hydraulic rod and the second hydraulic rod are perpendicular to the rotary table, the first hydraulic rod and the second hydraulic rod are symmetrically arranged relative to the axis of the rotary table, the second upper die is arranged on the second hydraulic rod, and the second hydraulic rod is used for driving the second upper die to move up and down;

the motor is used for driving the turntable to rotate, and the first upper die and the second upper die are interchanged every time the turntable rotates 180 degrees.

Preferably, a heat insulating shell is provided on the motor circumferential side.

Preferably, the furnace body comprises an upper furnace and a lower furnace, the upper furnace and the lower furnace are arranged in a butt joint mode, and a sealing ring is arranged at the joint of the upper furnace and the lower furnace.

Preferably, the pushing device comprises an X pushing device and a Y pushing device, the pushing directions of the X pushing device and the Y pushing device are mutually perpendicular, the X pushing device is used for pushing the lower die from the feeding station to the first station and pushing the lower die from the first station to the second station, and the Y pushing device is used for pushing the lower die from the second station to the discharging track.

Preferably, the fixing rod is telescopic, the fixing rod can drive the bar to move up and down, the electromagnetic heating coil extends in a spiral shape to form a spiral body structure, the inner space of the spiral body structure is gradually reduced from top to bottom, the bar is arranged in the spiral body structure and extends up and down, and the lower end of the bar is positioned at the lower opening of the spiral body structure.

Preferably, a coil fixing frame is arranged on the periphery of the electromagnetic heating coil, and the coil fixing frame is connected with the furnace body.

One or more technical solutions provided in the present application have at least the following technical effects or advantages:

the utility model provides a vacuum induction molten drop forging die equipment, when the lower mould is located the first station of passageway, utilize electromagnetic heating coil to heat the bar, the lower part of bar melts the whereabouts to the lower mould in, then thrust unit promotes the lower mould to the second station, when the lower mould is located the second station of passageway, first mould and lower mould completion compound die to make molten drop to the metal forming in the lower mould, the empty induction molten drop forging die equipment of this application need not to remove the bar, and the lower mould is promoted by thrust unit, automated procedure is higher, the process is simplified, machining efficiency is higher.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a cross-sectional view of a vacuum induction droplet forging die apparatus;

FIG. 2 is a schematic view of the interior of a furnace body of a vacuum induction droplet forging die apparatus;

FIG. 3 is an exterior view of a vacuum-induced droplet forging die apparatus;

FIG. 4 is an exploded view of the first upper die and the second upper die;

FIG. 5 is a bottom cross-sectional view of the furnace body;

reference numerals: 1. a furnace body; 2. an electromagnetic heating coil; 3. a mold; 4. charging into a furnace; 5. discharging; 6. a vacuum pipeline; 7. a fixed rod; 8. a clamping device; 9. a coil fixing frame; 10. a first upper die; 11. a lower die; 123. a pushing device; 12. an X pushing device; 13. y pushing device; 14. a fixed block; 15. a first hydraulic lever; 16. a turntable; 17. a motor; 18. a gear; 19. a second hydraulic lever; 20. a second upper die; 21. a heat insulating shell; 22. a seal ring; 23. a channel; 241. a feed rail; 242. a discharge rail; 25. a cover plate; 26. a sliding module; 27. a scraper; 101. a first station; 102. a second station; 801. titanium alloy bar.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or modules not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 5, the vacuum induction molten drop forging die equipment of the embodiment comprises a furnace body 1, an electromagnetic heating coil 2 and a die 3, wherein the electromagnetic heating coil 2 is a multi-coil with the aperture of 10mm, the number of coil turns is 12, a vacuum pipeline 6 is arranged on one side of the furnace body 1, the vacuum pumping equipment can vacuumize the inside of the furnace body 1 through the vacuum pipeline 6, a fixing rod 7 is arranged in the furnace body 1, a clamping device 8 is arranged on the fixing rod 7, the clamping device 8 is used for clamping a bar 801, the clamping device 8 is an electric clamping jaw, the electromagnetic heating coil 2 is used for carrying out molten drop on the bar 801, a high-frequency alternating magnetic field is generated after the electromagnetic heating coil 2 is electrified, the bar 801 which is in contact with a metal material is converted into high-frequency alternating current, so that the bar 801 directly generates heat from the inside, and the bar 801 is molten and drops.

The mold 3 comprises a first upper mold 10 and a plurality of lower molds 11, the first upper mold 10 and the lower molds 11 can be assembled up and down to extrude and mold metal materials dripped into the lower molds 11, a channel 23 is arranged in the furnace body 1, a feeding rail 241 and a discharging rail 242 are arranged on the outer wall of the furnace body 1, two ends of the channel 23 are respectively communicated with the feeding rail 241 and the discharging rail 242, a feeding station, a first station 101 and a second station 102 are arranged in the channel 23, the feeding rail 241 is used for sequentially conveying the plurality of lower molds 11 to the feeding station of the channel 23, the feeding rail 241 and the discharging rail 242 are respectively provided with an openable cover plate 25, the cover plates 25 on the feeding rail 241 and the discharging rail 242 are in a closed state at ordinary times, so that the vacuum state can be maintained in the furnace body 1, when the feeding rail 241 is required to be fed, when the discharging rail 242 is required to be discharged, the cover plates 25 on the discharging rail 242 are respectively opened, and when the cover plates 25 on the feeding rail 241 or the discharging rail 242 are opened, the cover plates 25 on the feeding rail 241 are respectively so that the vacuum pipeline 1 is opened, and after the vacuum pipeline 1 is filled in the vacuum pipeline 1, the vacuum state is maintained through the vacuum pipeline 1.

The furnace body 1 is internally provided with a pushing device 123, the pushing device 123 is used for pushing the lower die 11 from the feeding station to the first station 101, pushing the lower die 11 from the first station 101 to the second station 102, pushing the lower die 11 from the second station 102 to the discharging rail 242, and the discharging rail 242 is used for discharging the lower die.

The furnace body 1 is internally provided with a first hydraulic rod 15, the first upper die 10 is arranged on the first hydraulic rod 15, and the first hydraulic rod 15 is used for driving the first upper die 10 to move up and down.

When the lower die 11 is positioned at the first station 101 of the channel 23, the bar 801 is positioned right above the lower die 11, and the electromagnetic heating coil 2 can heat the bar 801 so as to enable the bar 801 to be dripped into the lower die 11; when the lower die 11 is located at the second station 102, the first upper die 10 is located directly above the lower die 11, and at this time, the first hydraulic rod 15 may drive the first upper die 10 to move downward, so as to clamp the first upper die 10 and the lower die 11.

The furnace body 1 is internally provided with a scraping plate 27, the scraping plate 27 is arranged on a driving mechanism 26, the driving mechanism 26 is used for driving the scraping plate 27 to move up and down and horizontally, the driving mechanism 26 is a two-axis motion mechanism, and when the driving mechanism 26 drives the scraping plate 27 to move horizontally, the scraping plate 27 moves along the length direction of the lower die 11.

When the lower die 11 is located at the first station 101 of the channel 23, the driving mechanism 26 drives the scraping plate 27 to move upwards, horizontally and downwards and then enter the lower die 11, and then the driving mechanism 26 drives the scraping plate 27 to move along the length direction of the lower die 11 so as to scrape the material dropped into the lower die 11, so that the material in the lower die 11 can be scraped through the scraping plate 27, and the die assembly forming effect of the first upper die 10 and the lower die 11 is good.

The furnace body 1 is internally provided with a fixed block 14, a rotary table 16, a motor 17, a second hydraulic rod 19 and a second upper die 20, the fixed block 14 is fixedly arranged on the inner wall of the furnace body 1, the motor 17 is arranged on the fixed block 14, an output shaft of the motor 17 is vertically arranged downwards, the rotary table 16 is horizontally arranged, the rotary table 16 is arranged on the output shaft of the motor 17, the motor 17 can drive the rotary table 16 to rotate, the first hydraulic rod 15 and the second hydraulic rod 19 are arranged on the lower surface of the rotary table 16, the first hydraulic rod 15 and the second hydraulic rod 19 are perpendicular to the rotary table 16, the first hydraulic rod 15 and the second hydraulic rod 19 are symmetrically arranged relative to the axis of the rotary table 16, the second upper die 20 is arranged on the second hydraulic rod 19, and the second hydraulic rod 19 is used for driving the second upper die 20 to move up and down.

The motor 17 is used for driving the turntable 16 to rotate, and the first upper die 10 and the second upper die 20 are interchanged every time the turntable 16 rotates 180 degrees, so that the shapes of the first upper die 10 and the second upper die 20 are different, the positions of the first upper die 10 and the second upper die 20 can be interchanged according to different molding requirements, when the lower die 11 is positioned at the second station, the first upper die 10 or the second upper die 20 can be used for clamping the lower die 11, and the vacuum induction molten drop forging die equipment can process finished products with different shapes.

The motor 17 is provided with a heat insulating shell 21 on the periphery to avoid the motor 17 from being damaged by heat.

The furnace body 1 comprises an upper furnace 4 and a lower furnace 5, the upper furnace 4 and the lower furnace 5 are oppositely arranged and locked and fixed through bolts, and a sealing ring 22 is arranged at the joint of the upper furnace 4 and the lower furnace 5, so that when a bar 801 needs to be replaced, the upper furnace 4 and the lower furnace 5 are opened, and the upper furnace 4 and the lower furnace 5 are oppositely and fixedly combined again after the bar 801 is replaced, and the furnace body is convenient.

The pushing device 123 includes an X pushing device 12 and a Y pushing device 13, the pushing directions of the X pushing device 12 and the Y pushing device 13 are perpendicular to each other, the X pushing device 12 is used for pushing the lower die 11 from the feeding station to the first station 101, pushing the lower die 11 from the first station 101 to the second station 102, the Y pushing device 13 is used for pushing the lower die 11 from the second station 102 to the discharging rail 242, and the pushing direction of the Y pushing device 13 is aligned with the discharging rail 242.

The X pushing device 12 and the Y pushing device 13 are both electric push rods.

The utility model provides a bar 801, including fixing lever 7, electromagnetic heating coil 2, rod 801, clamping device, electromagnetic heating coil 2, wherein fixing lever 7 is scalable, and fixing lever 7 can drive bar 801 and reciprocate, drives clamping device 8 when fixing lever 7 stretches out and draws back and reciprocates, just drives clamping device 8 simultaneously and reciprocates in step, and the bar 801 that clamping device 8 was clamped just like this is synchronous to drive simultaneously, electromagnetic heating coil 2 extends with the heliciform and forms a spirochaeta structure, and the inside space of spirochaeta structure reduces gradually from top to bottom, and bar 801 sets up in this spirochaeta structure and extends from top to bottom, and the lower extreme of bar 801 is located the lower part opening part of this spirochaeta structure, so, when electromagnetic heating coil 2 heats bar 801, because electromagnetic heating coil 2 is the heliciform structure and reduces gradually from top to bottom for electromagnetic heating coil 2's lower part is higher to the heating efficiency of bar 801, makes the lower part of bar 801 can melt the drip earlier than other positions, and electromagnetic heating coil 2's upper portion is equivalent to preheat the upper portion of bar 801, after the lower part of bar 801 melts down, through fixing lever 7 stretch out and drive bar 801 down a certain distance down, thereby make 801 gradually shorten by the lower part, when the lower part of bar 801 is melted down, and the whole bar 801 is in the whole down, can be held by the clamping device 8, can be held by the whole bar 801, and the bar 801 is held by the whole clamp, and the bar 801 is constantly, and the bar 801 is clamped by the whole, and the bar 801 is clamped 8, and stable.

The electromagnetic heating coil 2 is provided with a coil fixing frame 9 on the periphery, and the coil fixing frame 9 is mutually connected with the furnace body 1, so that the electromagnetic heating coil 2 is fixed firmly.

It should be noted that the sequence of the embodiments of the present application is merely for description, and does not represent the advantages and disadvantages of the embodiments. And the foregoing description has been directed to specific embodiments of this specification. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims can be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing are also possible or may be advantageous.

The foregoing description of the preferred embodiments of the present application is not intended to limit the invention to the particular embodiments of the present application, but to limit the scope of the invention to the particular embodiments of the present application.

The specification and drawings are merely exemplary of the application and are to be regarded as covering any and all modifications, variations, combinations, or equivalents that are within the scope of the application. It will be apparent to those skilled in the art that various modifications and variations can be made in the present application without departing from the scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the present application and the equivalents thereof, the present application is intended to cover such modifications and variations.

Claims

1. The utility model provides a vacuum induction molten drop forging die equipment, includes furnace body (1), electromagnetic heating coil (2) and mould (3), its characterized in that: one side of the furnace body (1) is provided with a vacuum pipeline (6), the vacuum pumping equipment can vacuumize the inside of the furnace body (1) through the vacuum pipeline (6), a fixed rod (7) is arranged in the furnace body (1), a clamping device (8) is arranged on the fixed rod (7), the clamping device (8) is used for clamping a bar (801), and the electromagnetic heating coil (2) is used for melting and dripping the bar (801);

the mold (3) comprises a first upper mold (10) and a plurality of lower molds (11), a channel (23) is arranged in the furnace body (1), a feeding rail (241) and a discharging rail (242) are arranged on the outer wall of the furnace body (1), two ends of the channel (23) are respectively communicated with the feeding rail (241) and the discharging rail (242), a feeding station, a first station (101) and a second station (102) are arranged in the channel (23), the feeding rail (241) is used for sequentially conveying the lower molds (11) to the feeding station of the channel (23), and cover plates (25) capable of being opened and closed are arranged on the feeding rail (241) and the discharging rail (242);

a pushing device (123) is arranged in the furnace body (1), the pushing device (123) is used for pushing the lower die (11) from a feeding station to a first station (101), pushing the lower die (11) from the first station (101) to a second station (102), pushing the lower die (11) from the second station (102) to a discharging track (242), and the discharging track (242) is used for discharging the lower die;

a first hydraulic rod (15) is arranged in the furnace body (1), the first upper die (10) is arranged on the first hydraulic rod (15), and the first hydraulic rod (15) is used for driving the first upper die (10) to move up and down;

when the lower die (11) is positioned at the first station (101) of the channel (23), the bar stock (801) is positioned right above the lower die (11); when the lower die (11) is located at the second station (102), the first upper die (10) is located right above the lower die (11).

2. The vacuum induction molten drop forging die equipment as recited in claim 1, wherein a scraper (27) is arranged in the furnace body (1), the scraper (27) is arranged on a driving mechanism (26), and the driving mechanism (26) is used for driving the scraper (27) to move up and down and horizontally;

when the lower die (11) is positioned at the first station (101) of the channel (23), the driving mechanism (26) drives the scraping plate (27) to enter the lower die (11) and move along the length direction of the lower die (11) so as to scrape the materials dropped into the lower die (11) by melting.

3. The vacuum induction molten drop forging die equipment according to claim 1, wherein a fixed block (14), a rotary table (16), a motor (17), a second hydraulic rod (19) and a second upper die (20) are arranged in the furnace body (1), the fixed block (14) is fixedly arranged on the inner wall of the furnace body (1), the motor (17) is arranged on the fixed block (14), the rotary table (16) is arranged on an output shaft of the motor (17), the first hydraulic rod (15) and the second hydraulic rod (19) are arranged on the rotary table (16), the first hydraulic rod (15) and the second hydraulic rod (19) are perpendicular to the rotary table (16), the first hydraulic rod (15) and the second hydraulic rod (19) are symmetrically arranged on the axis of the rotary table (16), the second upper die (20) is arranged on the second hydraulic rod (19), and the second hydraulic rod (19) is used for driving the second upper die (20) to move up and down;

the motor (17) is used for driving the turntable (16) to rotate, and the first upper die (10) and the second upper die (20) are interchanged every time the turntable (16) rotates 180 degrees.

4. A vacuum induction drop forging die apparatus as claimed in claim 3, wherein a heat insulating shell (21) is provided on a peripheral side of said motor (17).

5. The vacuum induction molten drop forging die equipment as recited in claim 1, wherein the furnace body (1) comprises an upper furnace (4) and a lower furnace (5), the upper furnace (4) and the lower furnace (5) are arranged in a butt joint manner, and a sealing ring (22) is arranged at the joint of the upper furnace (4) and the lower furnace (5).

6. A vacuum induction drop forging die apparatus as claimed in claim 1, wherein said pushing means (123) comprises X pushing means (12) and Y pushing means (13), the pushing directions of the X pushing means (12) and the Y pushing means (13) being perpendicular to each other, the X pushing means (12) being for pushing the lower die (11) from the feeding station to the first station (101), pushing the lower die (11) from the first station (101) to the second station (102), and the Y pushing means (13) being for pushing the lower die (11) from the second station (102) to the discharge rail (242).

7. The vacuum induction molten drop forging die equipment according to claim 1, wherein the fixing rod (7) is telescopic, the fixing rod (7) can drive the bar (801) to move up and down, the electromagnetic heating coil (2) extends in a spiral shape to form a spiral structure, the inner space of the spiral structure is gradually reduced from top to bottom, the bar (801) is arranged in the spiral structure and extends up and down, and the lower end of the bar (801) is located at the lower opening of the spiral structure.

8. A vacuum induction molten drop forging die apparatus as claimed in claim 1, wherein a coil holder (9) is provided on a peripheral side of the electromagnetic heating coil (2), the coil holder (9) being interconnected with the furnace body (1).