CN113664192A - Casting equipment for producing steel rail pull rod and machining method thereof - Google Patents

Abstract

The invention discloses a casting device for producing a steel rail pull rod and a processing method thereof, relates to the technical field of steel rail pull rod production, and aims to solve the problems that the existing casting device for producing the steel rail pull rod is generally of a molten iron pouring injection type, a casting mold is easy to damage by the method, the phenomenon of overflow waste exists, and the use in a product conveying line is not facilitated. The casting equipment body is installed to the top of rail pull rod casting transport platform body, the top of casting equipment body is installed and is added the jar in advance, add the lower extreme of jar in advance and install automatically controlled feed opening, the flowing back dish is installed to the below of automatically controlled feed opening, the cylinder is all installed to the both sides of flowing back dish, the pneumatic pole is installed to the output of cylinder, pneumatic piece is installed to the lower extreme of pneumatic pole, the electromagnetism piece is installed to the below of pneumatic piece, the filling tube is installed to the lower extreme of flowing back dish, body butt joint piece is installed to the lower extreme of filling tube, the die body is installed to the below of body butt joint piece.

Description

Casting equipment for producing steel rail pull rod and machining method thereof

Technical Field

The invention relates to the technical field of steel rail pull rod production, in particular to casting equipment for steel rail pull rod production and a processing method thereof.

Background

A steel rail pull rod and an inter-rail pull rod are mainly applied to a rail, the rail is used as an important component of a railway line and is an integral engineering structure and comprises main components such as a steel rail, a sleeper, a connecting part, a track bed, anti-climbing equipment, turnouts and the like, a casting (casting) method is a method for melting gold and silver into a liquid state and manufacturing a ware by adopting a master mould casting method, and the casting equipment is equipment for casting the steel rail pull rod by a casting method to achieve a forming effect.

However, the existing casting equipment for producing the steel rail pull rod is generally in a molten iron pouring injection type, and the method is easy to damage a casting mould, has the problems of overflow and waste and is not beneficial to being used in a product conveying line; therefore, the existing requirements are not met, and a casting device for producing the steel rail pull rod and a processing method thereof are provided.

Disclosure of Invention

The invention aims to provide casting equipment for producing a steel rail pull rod and a processing method thereof, and aims to solve the problems that the existing casting equipment for producing the steel rail pull rod in the background technology is generally of a pouring molten iron injection type, a casting mould is easy to damage, overflow waste phenomenon exists, and the use in a product conveying line is not facilitated.

In order to achieve the purpose, the invention provides the following technical scheme: a casting device for producing a steel rail pull rod comprises a steel rail pull rod casting and conveying table body, wherein a casting device body is installed above the steel rail pull rod casting and conveying table body, a pre-feeding tank is installed above the casting device body, an electric control feed opening is installed at the lower end of the pre-feeding tank, a liquid discharge disc is installed below the electric control feed opening, air cylinders are installed on two sides of the liquid discharge disc, an air cylinder is installed at the output end of the air cylinder, an air-actuated block is installed at the lower end of the air cylinder, an electromagnetic sheet is installed below the air-actuated block, an injection pipe is installed at the lower end of the liquid discharge disc, a pipe body butt-joint block is installed at the lower end of the injection pipe, an upper die body is installed below the pipe body butt-joint block, a lower die body is installed below the upper die body, a die cavity is installed at the middle position of the lower die body, and inserting rods are installed at four corners of the lower end of the upper die body, drive locking mechanism is all installed at four angles of die body outer wall down, drive locking mechanism's internally mounted has pressure sensor, time-recorder and industrial computer are installed respectively to pressure sensor's output, go up the outer wall of die body front end face and install the display screen, temperature sensor is installed to the input of display screen.

Preferably, the output of cylinder passes through the pneumatic stem and is connected with pneumatic block transmission, the lower extreme of flowing back dish is through the filler pipe with the detachable connection of body butt joint piece, the lower surface and the last mould body magnetism of electromagnetism piece are inhaled and are connected, the lower extreme of going up the mould body passes through the inserted bar and is connected with drive locking mechanism is detachable, pressure sensor's output respectively with time-recorder and industrial computer electric connection, the output of time-recorder and drive locking mechanism's input electric connection, temperature sensor's output respectively with display screen and industrial computer electric connection.

Preferably, a pouring runner is arranged in the upper die body, a flowmeter is mounted on the outer wall of the pouring runner, a sub-runner is arranged below the pouring runner, a control valve port is mounted between the sub-runner and the pouring runner, a runner outlet is mounted below the sub-runner, and a polystyrene board is mounted on the inner wall of the upper die body.

Preferably, add the top of jar in advance and install actuating mechanism, the piston rod is installed to actuating mechanism's output, the ejector pad is installed to the lower extreme of piston rod, and actuating mechanism's output passes through the piston rod and is connected with the ejector pad transmission, add one side of jar in advance and install the accuse volume conveyer pipe, add the opposite side of jar in advance and install the exhaust tube, add the inside one end of being close to the accuse volume conveyer pipe of jar in advance and install the molten iron entry, the accuse volume conveyer pipe is kept away from the one end of adding the jar in advance and is provided with the hot metal bottle.

Preferably, a supporting table body is installed below the steel rail pull rod casting conveying table body, an electric guide rail is installed at the upper end of the supporting table body, and a supporting frame is installed below the electric guide rail.

Preferably, the output of industrial computer is provided with drive controller, electric lift mechanism is installed to drive controller's output, and drive controller and electric lift mechanism's input electric connection are passed through to the output of industrial computer.

Preferably, the output of electric lift mechanism is provided with electric lift rod, the liftout plate is installed to electric lift rod's upper end, and electric lift mechanism's output passes through electric lift rod and is connected with the liftout plate transmission, the bottom mounting panel is installed to electric lift mechanism's below, and the bottom mounting panel is connected with the lower surface of lower die body is detachable.

Preferably, a displacement sensor is installed above the front end of the supporting table body, threaded installation parts are installed on two sides of the displacement sensor, and two sides of the displacement sensor are connected with the supporting table body through the threaded installation parts in a threaded mode.

Preferably, add tank in advance all install the support jib all around, and support the jib and install four groups, the handle is all installed to the outer wall at both ends around the lower mould body.

Preferably, the use method of the casting equipment for producing the steel rail pull rod comprises the following steps:

the method comprises the following steps: the mould is conveyed and moved by utilizing the electric guide rail, the displacement sensor detects the position of the mould in the conveying process, and when the mould reaches the casting equipment body, the electric guide rail is stopped, so that the mould can wait for casting below the casting equipment body;

step two: firstly, conveying molten iron in a molten iron tank into a pre-feeding tank through a quantity control conveying pipe, pumping out gas in the pre-feeding tank through an exhaust pipe, driving a piston rod and a push block to push downwards to extrude the molten iron by using a driving mechanism after pumping out, so that the molten iron can be discharged downwards from an electric control discharge port, the discharged molten iron reaches a liquid discharge disc, injecting operation is carried out downwards from a corresponding pipe body butt joint block by two injection pipes respectively, the injection process flows through a pouring runner and a sub-runner below the pouring runner to carry out split flow input, and the pouring process utilizes a flowmeter and a control valve port to control flow and switch; finally, the mixture flows into a die cavity with a corresponding shape from the outlet of the runner;

step three: during injection, the pneumatic rod and the pneumatic block can be driven by the air cylinder to drive the electromagnet sheet to carry out electromagnetic adsorption on the upper die body below the lower die body so as to separate the upper die body from the lower die body, after injection, the lower die body is put down so that the insertion rod is inserted into the driving locking mechanism to be driven and locked, after insertion, the insertion rod touches an internal pressure sensor, the pressure sensor senses pressure changes and respectively transmits signals to a timer and an industrial personal computer, the timer counts time during casting, and after corresponding time is reached, the insertion rod is changed from a locking state to a pull-out state by transmitting signals to the driving locking mechanism;

step four: after the timing is finished, the industrial personal computer controls the driving controller, and the driving controller controls the electric lifting mechanism again, so that the electric lifting mechanism can drive the electric lifting rod at the output end of the electric lifting mechanism and the ejector plate to demould and eject the molding rod piece in the mold cavity.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention drives the pneumatic rod and the pneumatic block to drive the electromagnet sheet to carry out electromagnetic adsorption on the lower upper die body so as to separate the upper die body from the lower die body, molten iron is conveyed to the liquid discharge disc and the injection pipe from the electric control feed opening downwards in sequence during injection to carry out injection operation, the temperature during the injection can be detected by the temperature sensor and the display screen during the internal injection temperature and the temperature during the subsequent casting waiting time so as to ensure that the internal temperature is in a normal range, the subsequent cooling process can also carry out more accurate detection operation by the temperature sensor, after the injection, the lower die body is put down to ensure that the insertion rod is inserted to the driving locking mechanism to carry out driving locking, the insertion rod touches the internal pressure sensor after the insertion, the pressure sensor respectively conveys signals to the timer and the pressure sensing position, the timer times the casting industrial personal computer, and after the corresponding time is reached, its delivery signal becomes the inserted bar from the locking state to drive locking mechanism department and can extracts the state, make whole casting process automatic intelligent degree high, can play good safety protection effect through locking in the casting latency, can time required latency simultaneously, make equipment can not influence the condition of product quality because of the casting latency is too short or the overlength takes place, can solve the problem that the mould is damaged easily to current pouring molten iron injection formula through above-mentioned structure, the extravagant phenomenon of overflowing can also be avoided to the method, and can the adaptation product transfer chain, make it be convenient for the user to use more.

2. Through adding the molten iron in different regions in order to ensure that the molten iron adds more steady of process, avoided the molten iron phenomenon of splashing, control valve port and flowmeter are used for controlling with the flow to the switch of shunting way, and the polyphenyl board then plays thermal-insulated heat retaining effect, has reduced inside thermal loss efficiency, avoids the problem that the user scalded, can strengthen the security of pouring into the in-process through above-mentioned structure.

3. The control delivery pipe is used for controlling the quantity and delivering molten iron, the gas in the gas extraction pipe at the position of the pre-feeding tank is extracted, the driving mechanism is used for driving the piston rod and the push block to push and extrude the molten iron downwards after the extraction, so that the molten iron can be discharged downwards from the electric control discharge opening.

4. The industrial computer controls the driving controller, and the driving controller controls the electric lifting mechanism again, so that the electric lifting mechanism can drive the electric lifting rod at the output end of the electric lifting mechanism and the ejector plate to demould and eject out the forming rod piece in the die cavity.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial structural view of a lower mold body according to the present invention;

FIG. 3 is a schematic diagram of the present invention;

FIG. 4 is a schematic view of a pre-loading tank according to the present invention;

FIG. 5 is a schematic view of a partial structure of the upper mold body according to the present invention;

in the figure: 1. casting a conveying table body by a steel rail pull rod; 2. a supporting table body; 3. an electric rail; 4. a support frame; 5. casting the equipment body; 6. a hot-metal ladle; 7. a quantity control conveying pipe; 8. pre-feeding a tank; 9. a drive mechanism; 10. a piston rod; 11. a push block; 12. a molten iron inlet; 13. an air exhaust pipe; 14. an electric control feed opening; 15. a drain pan; 16. an injection pipe; 17. a pipe body butt joint block; 18. a cylinder; 19. a pneumatic rod; 20. a pneumatic block; 21. an electromagnet piece; 22. feeding a mold body; 23. a lower die body; 24. a display screen; 25. inserting a rod; 26. driving the locking mechanism; 27. a mold cavity; 28. a handle; 29. a bottom mounting plate; 30. an electric lifting mechanism; 31. an electric lifting rod; 32. ejecting the plate; 33. pouring a runner; 34. a shunt channel; 35. a control valve port; 36. a flow meter; 37. a flow channel outlet; 38. a polystyrene board; 39. a displacement sensor; 40. a threaded mounting; 41. a pressure sensor; 42. a timer; 43. a temperature sensor; 44. a drive controller; 45. an industrial personal computer; 46. a support boom.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, an embodiment of the present invention is shown: a casting device for producing a steel rail pull rod comprises a steel rail pull rod casting conveying table body 1, a casting device body 5 is installed above the steel rail pull rod casting conveying table body 1, a pre-feeding tank 8 is installed above the casting device body 5, an electric control feed opening 14 is installed at the lower end of the pre-feeding tank 8, a liquid discharge disc 15 is installed below the electric control feed opening 14, air cylinders 18 are installed on two sides of the liquid discharge disc 15, an air cylinder 19 is installed at the output end of the air cylinder 18, an air block 20 is installed at the lower end of the air cylinder 19, an electromagnet sheet 21 is installed below the air block 20, an injection pipe 16 is installed at the lower end of the liquid discharge disc 15, a pipe body butt-joint block 17 is installed at the lower end of the injection pipe 16, an upper die body 22 is installed below the pipe body butt-joint block 17, a lower die body 23 is installed below the upper die body 22, a die cavity 27 is installed at the middle position of the lower die body 23, and inserting rods 25 are installed at the lower end of the upper die body 22, four corners of the outer wall of the lower die body 23 are respectively provided with a driving locking mechanism 26, a pressure sensor 41 is arranged inside the driving locking mechanism 26, the output end of the pressure sensor 41 is respectively provided with a timer 42 and an industrial personal computer 45, the outer wall of the front end surface of the upper die body 22 is provided with a display screen 24, the input end of the display screen 24 is provided with a temperature sensor 43, the model of the pressure sensor 41 is FSR401-1, and the model of the temperature sensor 43 is ADT7310 TRZ.

Further, the output of cylinder 18 passes through pneumatic rod 19 and is connected with pneumatic block 20 transmission, the lower extreme of flowing back dish 15 passes through injection pipe 16 and is connected with body butt joint piece 17 is detachable, the lower surface of electro-magnet piece 21 is connected with last mould body 22 magnetism, the lower extreme of going up mould body 22 passes through inserted bar 25 and is connected with drive locking mechanism 26 is detachable, pressure sensor 41's output respectively with time-recorder 42 and industrial computer 45 electric connection, time-recorder 42's output and drive locking mechanism 26's input electric connection, temperature sensor 43's output respectively with display screen 24 and industrial computer 45 electric connection, can make this equipment automation and intelligent degree higher through above-mentioned connected mode.

Further, a pouring runner 33 is arranged inside the upper die body 22, a flowmeter 36 is installed on the outer wall of the pouring runner 33, a runner 34 is arranged below the pouring runner 33, a control valve port 35 is installed between the runner 34 and the pouring runner 33, a runner outlet 37 is installed below the runner 34, a polystyrene board 38 is installed on the inner wall of the upper die body 22, the pouring runner 33 divides molten iron into the runner 34, molten iron is added in different areas to ensure more stable molten iron adding process, the molten iron splashing phenomenon is avoided, the control valve port 35 and the flowmeter are used for controlling the opening and closing of the runner 34 and the flow, the polystyrene board 38 plays a role in heat insulation and preservation, the internal heat loss efficiency is reduced, the problem of scalding of a user is avoided, and the safety in the injecting process can be enhanced through the structure.

Further, a driving mechanism 9 is installed above the pre-feeding tank 8, a piston rod 10 is installed at the output end of the driving mechanism 9, a push block 11 is installed at the lower end of the piston rod 10, the output end of the driving mechanism 9 is in transmission connection with the push block 11 through the piston rod 10, a controlled delivery pipe 7 is installed at one side of the pre-feeding tank 8, an exhaust pipe 13 is installed at the other side of the pre-feeding tank 8, a molten iron inlet 12 is installed at one end, close to the controlled delivery pipe 7, inside the pre-feeding tank 8, a molten iron tank 6 is installed at one end, far away from the pre-feeding tank 8, of the controlled delivery pipe 7, the controlled delivery pipe 7 is used for controlling the amount of molten iron, the exhaust pipe 13 at the pre-feeding tank 8 is used for exhausting gas inside, after exhausting, the driving mechanism 9 is used for driving the piston rod 10 and the push block 11 to push and extrude the molten iron downwards from the electrically controlled discharge port 14, and the structure is mainly used for enabling the delivery process before the molten iron is cast to be safer, and the conveying amount can be controlled.

Further, the supporting table body 2 is installed to the below of the steel rail pull rod casting conveying table body 1, and electronic guide rail 3 is installed to the upper end of the supporting table body 2, and support frame 4 is installed to the below of electronic guide rail 3, and electronic guide rail 3 is used for driving required mould and carries.

Further, the output of industrial computer 45 is provided with drive controller 44, and electric lift mechanism 30 is installed to drive controller 44's output, and the output of industrial computer 45 passes through drive controller 44 and electric lift mechanism 30's input electric connection, and industrial computer 45 controls drive controller 44, and drive controller 44 controls electric lift mechanism 30 again for control subsequent ejecting process.

Further, the output end of the electric lifting mechanism 30 is provided with an electric lifting rod 31, an ejector plate 32 is installed at the upper end of the electric lifting rod 31, the output end of the electric lifting mechanism 30 is in transmission connection with the ejector plate 32 through the electric lifting rod 31, a bottom mounting plate 29 is installed below the electric lifting mechanism 30, the bottom mounting plate 29 is detachably connected with the lower surface of the lower die body 23, the electric lifting mechanism 30 drives the electric lifting rod 31 of the output end of the electric lifting mechanism and the ejector plate 32 to demould and eject a forming rod piece in the die cavity 27, the blanking process is automatic, and the automation degree in the steel rail pull rod production operation process is improved.

Further, displacement sensor 39 is installed to the top of the support stage body 2 front end, and threaded mounting spare 40 is all installed to displacement sensor 39's both sides, and threaded mounting spare 40 and support stage body 2 threaded connection are all passed through to displacement sensor 39's both sides, and displacement sensor 39 is used for playing the effect that detects the object and remove, and displacement sensor 39's model is MMA8653FCR 1.

Further, add all install support jib 46 around jar 8 in advance, and support jib 46 installs four groups, and handle 28 is all installed to the outer wall at lower mould body 23 front and back both ends, and support jib 46 is used for carrying out aggregate erection with casting equipment body 5 and top article, and handle 28 then is convenient for the user to grab the mould.

Further, the use method of the casting equipment for producing the steel rail pull rod comprises the following steps:

the method comprises the following steps: the electric guide rail 3 is used for conveying and moving the mould, the displacement sensor 39 is used for detecting the position of the mould in the conveying process, and when the mould reaches the casting equipment body 5, the electric guide rail 3 is stopped, so that the mould can wait for casting below the casting equipment body 5;

step two: firstly, molten iron in a molten iron tank 6 is conveyed into a pre-feeding tank 8 through a quantity control conveying pipe 7, an air exhaust pipe 13 at the position of the pre-feeding tank 8 is used for exhausting air inside the pre-feeding tank 8, after the air exhaust pipe is exhausted, a driving mechanism 9 is used for driving a piston rod 10 and a push block 11 to push and extrude the molten iron downwards, so that the molten iron can be discharged downwards from an electric control discharge port 14, the discharged molten iron reaches a discharge tray 15, two injection pipes 16 respectively perform downward injection operation on a connecting block 17 from a corresponding pipe body, the injection process flows through a pouring runner 33 and a lower branch runner 34 for split input, and a flow meter 36 and a control valve port 35 are used for controlling the flow and the opening and closing in the pouring process; finally flows into the mold cavity 27 with the corresponding shape from the runner outlet 37;

step three: during injection, the pneumatic rod 19 and the pneumatic block 20 can be driven by the air cylinder 18 to drive the electromagnetic steel sheet 21 to electromagnetically adsorb the upper die body 22 below, so that the upper die body is separated from the lower die body 23, after injection, the lower die body 23 is put down to enable the insertion rod 25 to be inserted into the driving locking mechanism 26 to be driven and locked, after insertion, the insertion rod contacts with the internal pressure sensor 41, the pressure sensor 41 senses pressure change and respectively transmits signals to the timer 42 and the industrial personal computer 45, the timer 42 times the casting process, and after corresponding time is reached, the insertion rod 25 is changed from a locking state to an extractable state by transmitting signals to the driving locking mechanism 26;

step four: after the timing is finished, the industrial personal computer 45 controls the driving controller 44, and the driving controller 44 controls the electric lifting mechanism 30 again, so that the electric lifting mechanism 30 can drive the electric lifting rod 31 and the ejection plate 32 at the output end of the electric lifting mechanism to demold and eject the molding rod in the mold cavity 27.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. The utility model provides a be used for production of rail pull rod to use casting equipment, carries platform body (1), its characterized in that including the rail pull rod casting: the steel rail pull rod casting conveying platform comprises a steel rail pull rod casting conveying platform body (1), wherein a casting equipment body (5) is installed above the steel rail pull rod casting conveying platform body (1), a pre-adding tank (8) is installed above the casting equipment body (5), an electric control feed opening (14) is installed at the lower end of the pre-adding tank (8), a liquid discharge disc (15) is installed below the electric control feed opening (14), air cylinders (18) are installed on two sides of the liquid discharge disc (15), an air rod (19) is installed at the output end of the air cylinders (18), an air block (20) is installed at the lower end of the air rod (19), an electromagnetic sheet (21) is installed below the air block (20), an injection pipe (16) is installed at the lower end of the liquid discharge disc (15), a pipe butt joint block (17) is installed at the lower end of the injection pipe (16), an upper die body (22) is installed below the butt joint block (17), and a lower die body (23) is installed below the upper die body (22), die cavity (27) are installed to the intermediate position department of lower die body (23), inserted bar (25) are all installed at four angles of going up die body (22) lower extreme, drive locking mechanism (26) are all installed at four angles of die body (23) outer wall down, the internally mounted of drive locking mechanism (26) has pressure sensor (41), time-recorder (42) and industrial computer (45) are installed respectively to the output of pressure sensor (41), go up the outer wall of die body (22) preceding terminal surface and install display screen (24), temperature sensor (43) are installed to the input of display screen (24).

2. The casting equipment for producing the steel rail pull rod according to claim 1, wherein the casting equipment comprises: the output of cylinder (18) is connected with pneumatic block (20) transmission through pneumatic rod (19), the lower extreme of flowing back dish (15) is through injection pipe (16) and body butt joint piece (17) detachable connection, the lower surface and the last die body (22) magnetism of electromagnetism piece (21) are inhaled and are connected, the lower extreme of going up die body (22) is through inserted bar (25) and drive locking mechanism (26) detachable connection, the output of pressure sensor (41) respectively with time-recorder (42) and industrial computer (45) electric connection, the output of time-recorder (42) and the input electric connection of drive locking mechanism (26), the output of temperature sensor (43) respectively with display screen (24) and industrial computer (45) electric connection.

3. The casting equipment for producing the steel rail pull rod according to claim 1, wherein the casting equipment comprises: a pouring runner (33) is arranged in the upper die body (22), a flowmeter (36) is installed on the outer wall of the pouring runner (33), a sub-runner (34) is arranged below the pouring runner (33), a control valve port (35) is installed between the sub-runner (34) and the pouring runner (33), a runner outlet (37) is installed below the sub-runner (34), and a polystyrene board (38) is installed on the inner wall of the upper die body (22).

4. The casting equipment for producing the steel rail pull rod according to claim 1, wherein the casting equipment comprises: add actuating mechanism (9) in advance to the top of jar (8), piston rod (10) are installed to the output of actuating mechanism (9), ejector pad (11) are installed to the lower extreme of piston rod (10), and the output of actuating mechanism (9) is passed through piston rod (10) and is connected with ejector pad (11) transmission, it installs accuse volume conveyer pipe (7) to add one side of jar (8) in advance, add the opposite side of jar (8) in advance and install exhaust tube (13), add the inside one end that is close to accuse volume conveyer pipe (7) of jar (8) in advance and install molten iron entry (12), the one end of keeping away from to add jar (8) in advance of accuse volume conveyer pipe (7) is provided with hot metal bottle (6).

5. The casting equipment for producing the steel rail pull rod according to claim 1, wherein the casting equipment comprises: the steel rail pull rod casting conveying platform is characterized in that a supporting platform body (2) is installed below the steel rail pull rod casting conveying platform body (1), an electric guide rail (3) is installed at the upper end of the supporting platform body (2), and a supporting frame (4) is installed below the electric guide rail (3).

6. The casting equipment for producing the steel rail pull rod according to claim 1, wherein the casting equipment comprises: the output of industrial computer (45) is provided with drive controller (44), electric elevating system (30) are installed to the output of drive controller (44), and the output of industrial computer (45) passes through drive controller (44) and electric elevating system's (30) input electric connection.

7. The casting equipment for producing the steel rail pull rod as claimed in claim 6, wherein: the output of electric lift mechanism (30) is provided with electric lift pole (31), liftout plate (32) are installed to the upper end of electric lift pole (31), and the output of electric lift mechanism (30) is passed through electric lift pole (31) and is connected with liftout plate (32) transmission, bottom mounting panel (29) are installed to the below of electric lift mechanism (30), and bottom mounting panel (29) are connected with the lower surface is detachable of lower die body (23).

8. The casting equipment for producing the steel rail pull rod as claimed in claim 5, wherein: displacement sensor (39) are installed to the top of the supporting platform body (2) front end, threaded mounting spare (40) are all installed to the both sides of displacement sensor (39), and threaded connection is all passed through threaded mounting spare (40) and supporting platform body (2) to the both sides of displacement sensor (39).

9. The casting equipment for producing the steel rail pull rod according to claim 1, wherein the casting equipment comprises: support suspenders (46) are installed on the periphery of the pre-charging tank (8), four groups of support suspenders (46) are installed, and handles (28) are installed on the outer walls of the front end and the rear end of the lower die body (23).

10. The processing method for the casting equipment for producing the steel rail pull rod according to any one of claims 1 to 9, which is characterized by comprising the following steps of:

the method comprises the following steps: the mould is conveyed and moved by using the electric guide rail (3), the displacement sensor (39) detects the position of the mould in the conveying process, and when the mould reaches the casting equipment body (5), the electric guide rail (3) is stopped, so that the mould can wait for casting below the casting equipment body (5);

step two: firstly, molten iron in a molten iron tank (6) is conveyed into a pre-feeding tank (8) through a quantity control conveying pipe (7), gas in the pre-feeding tank (8) is pumped out through an air pumping pipe (13) at the position of the pre-feeding tank (8), after the pumping out, a driving mechanism (9) is utilized to drive a piston rod (10) and a push block (11) to push downwards to extrude the molten iron, so that the molten iron can be discharged downwards from an electric control discharge port (14), the discharged molten iron reaches a discharge tray (15), two injection pipes (16) respectively perform injection operation downwards from corresponding pipe bodies to a connecting block (17), the injection process flows through a pouring runner (33) and a sub-runner (34) below to perform split input, and a flow meter (36) and a control valve port (35) are utilized to control flow and switch in the pouring process; finally flows into a mould cavity (27) with corresponding shaping from a runner outlet (37);

step three: during injection, an air cylinder (18) can drive an air rod (19) and an air block (20) to drive an electromagnet sheet (21) to electromagnetically adsorb an upper die body (22) below, so that the upper die body is separated from a lower die body (23), after injection, the lower die body (23) is put down to enable an insert rod (25) to be inserted into a driving locking mechanism (26) for driving and locking, after insertion, the insert rod touches a pressure sensor (41) inside, the pressure sensor (41) senses pressure change and respectively transmits signals to a timer (42) and an industrial personal computer (45), the timer (42) times the casting time, and after corresponding time is reached, the signal is transmitted to the driving locking mechanism (26) to change the insert rod (25) from a locking state into a state capable of being pulled out;

step four: after timing is finished, the industrial personal computer (45) controls the driving controller (44), and the driving controller (44) controls the electric lifting mechanism (30) again, so that the electric lifting mechanism (30) can drive the electric lifting rod (31) at the output end of the electric lifting mechanism and the ejector plate (32) to demold and eject the molding rod piece in the mold cavity (27).

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