CN212917462U

CN212917462U - Liquid fuel mould preheater

Info

Publication number: CN212917462U
Application number: CN202021850702.6U
Authority: CN
Inventors: 吴云峰; 娄珍雷
Original assignee: Ruian Fenghe Machinery Co ltd
Current assignee: Ruian Fenghe Machinery Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-04-09
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a liquid fuel mould preheater, liquid fuel is carried to the fuel feed pipe, carry out once atomizing through the atomizer of fuel feed pipe in order to form even atomized fuel, the whirlwind board rotates in order to form strong rotatory air current at the front end of atomizer, atomizer spun atomized fuel can further be atomized under rotatory air current, thereby make atomized fuel and air form even gas mixture, fan and air duct combined action provide the required air of burning, ignite the gas mixture through high-pressure pulse generator control ignition electrode, the gas mixture fully burns in the combustion chamber of combustor, the flame of burning passes through the orifice blowout in order to realize the heating to the mould, its heating effect is better, because the orifice is evenly arranged on the combustor, can realize the even heating to the mould, adjusting device can adjust the height of whole atomizing burner in order to match different mould heights, and the adaptability is enhanced.

Description

Liquid fuel mould preheater

Technical Field

The utility model relates to a technical field of mould heating especially relates to a liquid fuel mould preheater.

Background

Forging is a processing method which utilizes forging machinery to apply pressure on a metal blank to cause the metal blank to generate plastic deformation so as to obtain a forged piece with certain mechanical property, certain shape and certain size.

During forging processing, generally will heat the forging mould, with intensity and the toughness of guaranteeing the mould, avoid the mould fracture, also can reduce the temperature difference between the top and the bottom of the work piece and the forging mould of being heated simultaneously, thereby reduce the production of forging crackle, among the prior art, generally will burn red iron plate and put into the mould and heat the mould through heat-conduction, because the iron plate is rigid, its effect to the mould heating is not ideal, and, the heating is inhomogeneous, thereby influence the use of mould, and because heat transfer efficiency is low, the energy consumption is high, be unfavorable for energy saving and emission reduction.

Disclosure of Invention

The utility model aims at providing a liquid fuel mould preheater to solve current forging mould and adopt the iron plate of burning red to heat, its heating effect is relatively poor and the heating homogeneity problem relatively poor.

In order to solve the problems, the utility model provides a liquid fuel mold preheating machine, including the frame and locate oil supply unit, atomizing burner on the frame and be used for adjusting the adjusting device of atomizing burner height, atomizing burner includes fan, tuber pipe, oil feed pipe and combustor, the combustor has the burning chamber, evenly arrange a plurality of on the combustor with the orifice of burning chamber intercommunication, oil pipe wears to locate in the tuber pipe, oil pipe's one end with oil supply unit is connected, oil pipe's the other end is equipped with the atomizer, atomizer department is equipped with ignition electrode, ignition electrode passes through the electric wire and connects high voltage pulse generator;

an air channel is formed between the outer wall of the oil pipe and the inner wall of the air pipe, the inlet of the air channel is connected with the fan, the outlet of the air channel is connected with the burner, a cyclone plate is arranged at the outlet of the air channel, an air outlet gap is formed in the cyclone plate, and the cyclone plate is arranged close to the front end of the atomizing nozzle.

Furthermore, a central hole corresponding to the atomizing nozzle is formed in the middle of the cyclone plate, the cyclone plate comprises a plurality of fan blades which are circumferentially arranged along the central hole at intervals, and the air outlet gap is formed between every two adjacent fan blades.

Furthermore, the atomizing combustion device comprises a vertical plate and a rear shell, the rear shell and the fan are both arranged on the same side of the vertical plate, the air pipe penetrates through the vertical plate and then is located in the rear shell, and an air inlet channel which is communicated with an inlet of the air pipe and the fan is arranged on the rear shell.

Furthermore, the rack comprises a side plate, a guide wheel is arranged on the side plate, guide rails matched with the guide wheel are arranged on two sides of the vertical plate, and the adjusting device is connected to the vertical plate and used for driving the vertical plate to move along the extension direction of the guide rails.

Furthermore, the adjusting device comprises a motor, a commutator, a screw rod, a nut seat and a nut matched with the screw rod, the commutator is connected with the output end of the motor, the screw rod is vertically connected with the commutator, and the nut is connected with the vertical plate through the nut seat.

Furthermore, the atomizing combustion device further comprises an outer sleeve, the outer sleeve is sleeved outside the air duct, and one end of the outer sleeve is connected to the other side of the vertical plate.

Further, fuel feeding unit includes the fuel tank, be equipped with the filler on the fuel tank, the fuel tank through advance oil pipe with supply oil pipe intercommunication.

Further, the oil inlet pipe is provided with an oil pump and an electromagnetic valve at a position close to the fuel tank.

Further, the bottom of the frame is provided with rollers.

The utility model provides a liquid fuel mold preheating machine, including the frame and locate the oil supply unit in the frame, atomizing burner and the adjusting device who is used for adjusting atomizing burner height, the oil supply unit is used for the oil feed for atomizing burner, the fuel is carried to in the oil feed pipe, the atomizer through the oil feed pipe carries out the atomizing in order to form even atomizing fuel, the whirlwind board is rotatory in order to form strong rotatory air current in the front end of atomizer, atomizer spun atomizing fuel can further be atomized under rotatory air current, thereby make atomizing fuel and air form even gas mixture, fan and wind pipe combined action provide the required air of burning, light mixed gas through high-voltage pulse generator control ignition electrode, mixed gas carries out abundant burning in the combustion chamber of combustor, the flame of combustor is through the orifice blowout in order to realize the heating to the mould, the heating effect is better, because the orifice is evenly arranged on the combustor, the even heating to the mould can be realized, and the adjusting device can adjust the height of the whole atomizing combustion device to match different mould heights, thereby enhancing the adaptability.

Drawings

Fig. 1 is a schematic structural view of a liquid fuel mold preheating machine according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of another perspective of the liquid fuel mold preheating machine in the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an atomizing combustion device in an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of another view angle of the atomizing combustion device in the embodiment of the present invention.

Fig. 5 is a schematic view of the internal structure of the atomizing combustion device in the embodiment of the present invention.

FIG. 6 is a schematic structural diagram of a cyclone plate according to an embodiment of the present invention.

In the figure, 1, a frame; 2. an oil supply device; 3. an atomizing combustion device; 4. an adjustment device; 101. a side plate; 102. a roller; 103. a guide wheel; 201. a fuel tank; 202. a filling port; 203. an oil inlet pipe; 204. an oil pump; 205. an electromagnetic valve; 301. a fan; 302. an air duct; 303. an oil supply pipe; 304. a burner; 305. spraying a hole; 306. an atomizing spray head; 307. an ignition electrode; 308. an electric wire; 309. a high voltage pulse generator; 310. an air duct; 311. a cyclone plate; 312. an air outlet gap; 313. a central bore; 314. a fan blade; 315. a wind guide part; 316. a vertical plate; 317. a rear housing; 318. an air inlet channel; 319. a guide rail; 320. an outer sleeve; 321. a support plate; 322. a vent hole; 401. a motor; 402. a commutator; 403. a screw; 404. a nut seat; 405. and a nut.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1 to 6, schematically showing a liquid fuel mold preheating machine according to an embodiment of the present invention, including a frame 1, and an oil supply device 2, an atomizing combustion device 3 and an adjusting device 4 for adjusting the height of the atomizing combustion device 3, where the atomizing combustion device 3 includes a fan 301, an air duct 302, an oil supply pipe 303 and a burner 304, the burner 304 has a combustion chamber, and a plurality of spray holes 305 communicating with the combustion chamber are uniformly arranged on the burner 304, in this embodiment, for adaptively matching the heating of the upper mold and the lower mold, the upper end surface and the lower end surface of the burner 304 are both provided with spray holes 305 communicating with the combustion chamber, flames jetted from the spray holes 305 of the upper end surface and the lower end surface heat the upper mold and the lower mold respectively, the heating effect is good, the oil pipe is inserted into the air duct 302, one end of the oil pipe is connected to the oil supply device 2, the other end of the oil pipe is provided with, the atomizing nozzle 306 can vaporize liquid fuel to spray out, an ignition electrode 307 is arranged at the atomizing nozzle 306, and the ignition electrode 307 is connected with a high-voltage pulse generator 309 through an electric wire 308; an air duct 310 is formed between the outer wall of the oil pipe and the inner wall of the air pipe 302, the inlet of the air duct 310 is connected with the fan 301, the outlet of the air duct 310 is connected with the burner 304, a cyclone plate 311 is arranged at the outlet of the air duct 310, an air outlet gap 312 is arranged on the cyclone plate 311, and the cyclone plate 311 is arranged near the front end of the atomizing nozzle 306.

Specifically, the oil supply device 2 is used for supplying oil to the atomizing combustion device 3, the fuel oil is conveyed into the oil supply pipe 303, the atomized fuel oil passes through the atomizing nozzle 306 of the oil supply pipe 303 to be atomized for the first time to form uniform atomized fuel oil, the cyclone plate 311 rotates to form strong rotating airflow at the front end of the atomizing nozzle 306, the atomized fuel oil sprayed from the atomizing nozzle 306 can be further atomized under the rotating airflow, so that the atomized fuel oil and the air form uniform mixed gas, the fan 301 and the air pipe 302 cooperate to provide air required for combustion, the mixed gas is ignited by the ignition electrode 307 controlled by the high-voltage pulse generator 309, the mixed gas is sufficiently combusted in the combustion chamber of the burner 304, the flame for combustion is sprayed out through the spray holes 305 to heat the mold, the heating effect is good, because the spray holes 305 are uniformly arranged on the burner 304, the uniform heating of the mold can be realized, the adjusting device 4 can adjust the height of the whole atomizing combustion device 3 to match different mold heights, so that the adaptability is improved.

Further, the middle portion of the cyclone plate 311 is provided with a central hole 313 corresponding to the atomizer 306, so that the atomized fuel of the atomizer 306 can enter the combustor 304 through the central hole 313, the cyclone plate 311 includes a plurality of fan blades 314 arranged along the central hole 313 at intervals in the circumferential direction, an air outlet gap 312 is formed between two adjacent fan blades 314, the air in the air duct 310 can enter the combustor 304 through the air outlet gap 312 to be mixed and combusted with the atomized fuel, preferably, the side portions of the fan blades 314 are inclined inward to form an air guiding portion 315, the inclined air guiding portion 315 can reduce wind resistance, and effective supply of air is ensured. Furthermore, in order to ensure the stability of the oil supply pipe 303 in the air pipe 302, a supporting plate 321 for supporting the oil supply pipe 303 is arranged in the air pipe 302, the supporting plate 321 is arranged close to the atomizing nozzle 306, so that the oil supply pipe 303 is effectively supported at the atomizing nozzle 306, the oil supply pipe 303 is prevented from shaking due to the atomizing action, the supporting plate 321 is provided with a vent hole 322, and the air in the air duct 310 can circulate through the vent hole 322.

In this embodiment, the atomizing combustion device 3 includes a vertical plate 316 and a rear housing 317, the rear housing 317 and the fan 301 are both disposed on the same side of the vertical plate 316, the air duct 302 passes through the vertical plate 316 and is located in the rear housing 317, the rear housing 317 is provided with an air inlet channel 318 for communicating an inlet of the air duct 302 with the fan 301, wherein the vertical plate 316 plays a role in supporting and fixing, and the rear housing 317 is used for being connected with the fan 301 so that an air flow stirred by the fan 301 can enter the air duct 302 through the air inlet channel 318 of the rear housing 317.

In this embodiment, the frame 1 includes the curb plate 101, is equipped with the guide pulley 103 on the curb plate 101, and the both sides of riser 316 are equipped with the guide rail 319 with guide pulley 103 complex, and adjusting device 4 is connected in riser 316 and is used for driving riser 316 to move along guide rail 319 extending direction and then drive atomizing burner 3 and go up and down to adapt to the not mould of co-altitude, reinforcing adaptability. Specifically, the adjusting device 4 includes a motor 401, a commutator 402, a screw 403, a nut seat 404 and a nut 405 matched with the screw 403, the commutator 402 is connected to an output end of the motor 401, the screw 403 is vertically connected to the commutator 402, the nut 405 is connected to the vertical plate 316 through the nut seat 404, the motor 401 drives the screw 403 to rotate through the commutator 402, the nut 405 is driven to lift along the screw 403, and then the vertical plate 316 is driven to lift, a guide rail 319 of the vertical plate 316 is matched with the guide wheel 103 to slide, so that friction resistance is reduced, and smooth adjustment of the vertical plate 316 is ensured.

The atomizing burner 3 further includes an outer sleeve 320, the outer sleeve 320 is sleeved outside the air pipe 302, one end of the outer sleeve 320 is connected to the other side of the vertical plate 316, and the outer sleeve 320 protects the air pipe 302.

In this embodiment, the fuel supply apparatus 2 includes a fuel tank 201, a filling port 202 is provided on the fuel tank 201, the filling port 202 is used for filling fuel into the fuel tank 201, and the fuel tank 201 is communicated with a fuel supply pipe 303 through a fuel supply pipe 203 to supply fuel to the fuel supply pipe 303. Further, the oil inlet pipe 203 is provided with an oil pump 204 and a solenoid valve 205 at a position close to the fuel tank 201, the oil pump 204 sends the oil pump 204 in the fuel tank 201 to the oil supply pipe 303, and the solenoid valve 205 is used for controlling opening and closing.

In order to facilitate the movement of the liquid fuel mold preheating machine, rollers 102 are provided at the bottom of the frame 1, and typically, the rollers 102 are provided at four corners of the frame 1, and all four rollers 102 may be rollers 102 with brakes, or two universal wheels and two rollers 102 with brakes may be provided.

The liquid fuel of the utility model is not limited to fuel oil, but also can be methanol or ethanol.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The preheating machine is characterized by comprising a rack, an oil supply device, an atomizing combustion device and an adjusting device, wherein the oil supply device, the atomizing combustion device and the adjusting device are arranged on the rack, the adjusting device is used for adjusting the height of the atomizing combustion device, the atomizing combustion device comprises a fan, an air pipe, an oil supply pipe and a burner, the burner is provided with a combustion cavity, a plurality of spray holes communicated with the combustion cavity are uniformly distributed on the burner, the oil pipe penetrates through the air pipe, one end of the oil pipe is connected with the oil supply device, the other end of the oil pipe is provided with an atomizing nozzle, an ignition electrode is arranged at the atomizing nozzle, and the ignition electrode is connected with a high-voltage pulse generator through an electric wire;

2. The liquid fuel mold preheating machine according to claim 1, wherein a central hole corresponding to the atomizing nozzle is formed in a middle portion of the cyclone plate, the cyclone plate includes a plurality of blades circumferentially arranged at intervals along the central hole, and the air outlet gap is formed between two adjacent blades.

3. The liquid fuel mold preheating machine of claim 1, wherein the atomizing burner comprises a vertical plate and a rear housing, the rear housing and the fan are both disposed on the same side of the vertical plate, the air duct passes through the vertical plate and is disposed in the rear housing, and the rear housing is provided with an air intake passage communicating an inlet of the air duct with the fan.

4. A preheating machine for liquid fuel mold as claimed in claim 3, wherein the machine frame comprises a side plate, a guide wheel is provided on the side plate, a guide rail is provided on both sides of the vertical plate for cooperating with the guide wheel, and the adjusting device is connected to the vertical plate and used for driving the vertical plate to move along the extending direction of the guide rail.

5. The liquid fuel mold preheating machine according to claim 4, wherein the adjusting device comprises a motor, a commutator, a screw rod, a nut seat and a nut matched with the screw rod, the commutator is connected with an output end of the motor, the screw rod is vertically connected with the commutator, and the nut is connected with the vertical plate through the nut seat.

6. The liquid fuel mold preheating machine of claim 5, wherein the atomizing burner further comprises an outer sleeve, the outer sleeve is sleeved outside the air duct, and one end of the outer sleeve is connected to the other side of the vertical plate.

7. The liquid fuel mold preheating machine according to any one of claims 1 to 6, wherein the fuel supply device comprises a fuel tank, a filling port is provided on the fuel tank, and the fuel tank is communicated with the fuel supply pipe through an oil inlet pipe.

8. A liquid fuel mold preheating machine according to claim 7, wherein said oil feed pipe is provided with an oil pump and a solenoid valve near said fuel tank.

9. A liquid fuel mold preheating machine according to claim 8, wherein the bottom of said frame is provided with rollers.