CN218059140U

CN218059140U - Automatic feeding device of electroslag furnace

Info

Publication number: CN218059140U
Application number: CN202222141603.6U
Authority: CN
Inventors: 马长明; 赵顺增
Original assignee: Qiqihar Hongshun Heavy Industry Group Co ltd
Current assignee: Qiqihar Hongshun Heavy Industry Group Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-12-16
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses an automatic feeding device of an electroslag furnace, which comprises a device shell with a hollow structure, wherein four feeding pipes are installed on the side surface of the device shell in a penetrating way, the top ends of the feeding pipes are connected with a raw material storage device, and a discharging pipe is installed on the lower end of the device shell in a penetrating way; the clamping device is integrally arranged at the upper end of the outer part of the device shell in an annular structure; the internal partition plate is fixedly arranged inside the device shell; and the sealing piston is arranged in a through hole formed in the transverse inner partition plate. This automatic feeding device of electroslag furnace adopts neotype structural design for the device utilizes the cooperation between unloading baffle and the filter screen cloth to make alloy powder fall from the discharging pipe regularly quantitative at the in-process that uses, thereby replaces manual operation, uses manpower sparingly material resources and avoids endangering health, and can utilize negative pressure pipe and dust screen to get rid of dust wherein before the ejection of compact, reaches better result of use.

Description

Automatic feeding device of electroslag furnace

Technical Field

The utility model relates to an electroslag furnace throws material technical field, specifically is an automatic material device of throwing of electroslag furnace.

Background

The electroslag furnace is a special smelting device which utilizes heat energy generated by remelting current to melt a consumable electrode inserted into a slag bath, metal molten drops are crystallized and precipitated in a water-cooled crystallizer after being cleaned by slag liquid, and alloy powder is required to be continuously added into the electroslag furnace in the working process.

Among the prior art, chinese patent with grant publication No. CN214881763U discloses a blank for forging electroslag furnace alloy powder adds device, including the electroslag furnace, the electrode chuck, the insulator spindle, the rack, the material loading spout, the rack is equipped with the steadying frame, the steadying frame is equipped with the feed cylinder, be equipped with the blanking pipe in the feed cylinder, blanking pipe side top is equipped with the blanking mouth, blanking pipe and feed cylinder bottom sliding connection, the feed cylinder is stretched out to the blanking pipe bottom, the blanking pipe bottom is equipped with flexible pipe, flexible pipe extends to material loading spout top, the feed cylinder inner wall is equipped with the helicla flute, the blanking pipe outer wall is equipped with the sliding pin with helicla flute complex, the blanking pipe top is equipped with the lifter, the lifter top rotates and is connected with the ejector pin, the ejector pin is connected with the insulator spindle. The utility model discloses the blanking pipe that the utilization goes up and down along with the electrode chuck realizes throwing in succession of alloy powder and expects, rotation when realizing the blanking pipe decline through sliding pin and helicla flute cooperation, and the alloy powder is piled up in the feed cylinder of being convenient for prevent, and it is more even to throw the material, and the blanking mouth sets up the blanking pipe side, and the alloy powder gets into the blanking pipe when preventing to throw the material in the feed cylinder.

However, in the actual using process, the method of manual operation is generally adopted for adding the alloy powder, the method is time-consuming and labor-consuming, the gas generated in the electroslag furnace has certain harmfulness to human bodies, meanwhile, the alloy powder raw material is inevitably contaminated in the storage and transportation process, and the foreign matter is not cleared up and can influence the using effect of the added electroslag furnace.

Disclosure of Invention

An object of the utility model is to provide an automatic feeding device of electroslag furnace to it wastes time and energy and to the human body harm problem that influences the electroslag furnace result of use that can't get rid of to carry out artifical alloy powder in the solution above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an automatic feeding device of electroslag furnace, is including the device shell that is hollow structure, device shell side runs through to install four inlet pipes, just the inlet pipe top is connected with raw materials storage device, and device shell lower extreme runs through to install the discharging pipe, still includes:

the clamping device is integrally arranged at the upper end of the outer part of the device shell in an annular structure, and a dismounting and mounting structure is formed between the clamping device and the device shell by screws;

the suspension steel cables are fixedly arranged on the upper surface of the clamping device, and 4 suspension steel cables are symmetrically arranged around the center of the clamping device;

the internal partition board is fixedly arranged in the device shell and divided into a transverse part and a longitudinal part, and the transverse internal partition board divides the upper half piece of the device shell into 4 parts on average;

the sealing piston is arranged in a through hole formed in the transverse inner partition plate and is made of rubber materials;

the filtering screen is fixedly arranged at the bottom end in the device shell and is provided with a left symmetrical reticular hole structure and a right symmetrical reticular hole structure;

the blanking baffle is rotatably arranged above the filter screen, and the lower surface of the blanking baffle is attached to the upper surface of the filter screen;

and the negative pressure pipe is arranged in the middle of the upper surface of the device shell in a penetrating way.

Preferably, the number of the sealing pistons is 4 in total and is symmetrical about the center of the internal partition plate, and the size of each sealing piston is different, so that the internal partition plate can be blocked by the sealing pistons, and blanking is controlled.

Preferably, utilize below fixed mounting's connecting rod to constitute a whole between the sealing piston, just connecting rod upper surface with fixed mounting has hydraulic telescoping rod between the inside baffle, utilizes hydraulic telescoping rod's work to make the connecting rod drive sealing piston and reciprocate.

Preferably, a transverse bevel gear positioned below the filter screen is coaxially and fixedly installed at the lower end of the blanking baffle, a meshing structure is formed between the transverse bevel gear and the longitudinal bevel gear, and the transverse bevel gear in meshed connection with the longitudinal bevel gear drives the blanking baffle to rotate by means of rotation of the longitudinal bevel gear.

Preferably, a reduction gear positioned outside the device shell is coaxially and fixedly installed on the side surface of the longitudinal bevel gear, a driving gear driven by a motor is connected below the reduction gear in a meshed mode, the motor drives the driving gear to drive, and the longitudinal bevel gear is driven to rotate slowly under the action of the reduction gear.

Preferably, a dust filtering net is fixedly arranged at the middle position of the upper half part in the device shell, the top end of the negative pressure pipe is in through connection with a collecting box with a built-in air pump, and dust is sucked into the collecting box through the dust filtering net by utilizing negative pressure in the negative pressure pipe.

Compared with the prior art, the beneficial effects of the utility model are that: this automatic material device of throwing of electroslag furnace adopts neotype structural design for the device utilizes the cooperation between unloading baffle and the filter screen cloth to make alloy powder fall from the discharging pipe regularly quantitative at the in-process of using, thereby replaces manual operation, and the material resources of using manpower sparingly just avoid endangering health, and can utilize negative pressure pipe and dust filter screen cloth to get rid of dust wherein before the ejection of compact, reach better result of use, its concrete content as follows:

1. the filter screen, the blanking baffle, the transverse bevel gear, the longitudinal bevel gear, the reduction gear and the driving gear are matched for use, the driving gear is used for driving the reduction gear which is meshed with the driving gear to rotate, so that the longitudinal bevel gear rotates along with the driving gear, the longitudinal bevel gear and the driven bevel gear which is meshed with the longitudinal bevel gear drive the blanking baffle to rotate, and the purpose of intermittent quantitative blanking is achieved by matching with the round-hole-shaped filter screen.

2. The cooperation between dirt filtrating screen, negative pressure pipe, inside baffle and the collecting box is used, when utilizing the inlet pipe to add powdered raw materials, the negative pressure that produces through the negative pressure pipe inhales the collecting box inside with the dust that inside contains through the dirt filtrating screen to guarantee powdered raw materials's cleanliness factor.

Drawings

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

FIG. 2 is a schematic view of the front cross-sectional structure of the device housing of the present invention;

FIG. 3 is a schematic view of the top view cross-sectional structure of the device case of the present invention;

fig. 4 is a schematic view of the blanking baffle plate of the present invention;

fig. 5 is a schematic top view of the sealing piston according to the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 7 is a schematic side view of the reduction gear of the present invention.

In the figure: 1. a device housing; 2. a feed pipe; 3. a discharge pipe; 4. a clamping device; 5. a suspension wire rope; 6. an internal partition; 7. a sealing piston; 8. filtering the screen; 9. a blanking baffle; 10. a negative pressure tube; 11. a connecting rod; 12. a hydraulic telescopic rod; 13. a transverse bevel gear; 14. a longitudinal bevel gear; 15. a reduction gear; 16. a driving gear; 17. a dust filter screen; 18. and a collection box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides an automatic feeding device of electroslag furnace, is including being hollow structure's

device shell

1, and 1 side of device shell is run through and is installed four

inlet pipes

2, and 2 tops of inlet pipe are connected with raw materials storage device to 1 lower extreme of device shell runs through and installs discharging pipe 3, still includes:

the clamping device 4 is integrally arranged at the upper end of the outer part of the device shell 1 in an annular structure, and a dismounting and mounting structure is formed between the clamping device 4 and the device shell 1 by screws;

the suspension steel cables 5 are fixedly arranged on the upper surface of the

clamping device

4, and 4 suspension steel cables 5 are symmetrically arranged around the center of the clamping device 4;

the internal partition plate 6 is fixedly arranged in the device shell 1, the internal partition plate 6 is divided into a transverse part and a longitudinal part, and the transverse internal partition plate 6 equally divides the upper half plate of the device shell 1 into 4 parts;

the sealing piston 7 is arranged in a through hole formed in the transverse inner partition plate 6, and the sealing piston 7 is made of rubber materials;

the filtering screen 8 is fixedly arranged at the bottom end inside the device shell 1, and the filtering screen 8 is arranged into a left and right symmetrical reticular hole structure;

the blanking baffle 9 is rotatably arranged above the filter screen 8, and the lower surface of the blanking baffle 9 is attached to the upper surface of the filter screen 8;

sealing piston 7 is provided with 4 about 6 central symmetry of inside baffle totally, and the size of every sealing piston 7 is different, utilize below fixed mounting's connecting rod 11 to constitute a whole between the sealing piston 7, and fixed mounting has hydraulic telescoping rod 12 between connecting rod 11 upper surface and the inside baffle 6, the coaxial fixed mounting of unloading baffle 9 lower extreme has the horizontal bevel gear 13 that is located filtering screen 8 below, and constitute the engagement structure between horizontal bevel gear 13 and the vertical bevel gear 14, the coaxial fixed mounting in vertical bevel gear 14 side has the reducing gear 15 that is located the device shell 1 outside, and the meshing is connected with by motor drive's driving gear 16 below reducing gear 15.

When the device is used, firstly, the corresponding alloy powder raw materials are sucked into the device shell 1 by using the negative pressure generated by the feeding pipe 2, then the hydraulic telescopic rod 12 works to enable the connecting rod 11 to drive the sealing piston 7 to move downwards for a specified time and then return to the original position (because the time is fixed, but the hole areas are different, automatic proportioning among various powders can be realized), so that the powders fall into the lower half part of the device shell 1 to be mixed, meanwhile, a motor outside the device shell 1 drives the driving gear 16 to rotate, so that the longitudinal bevel gear 14 is driven to rotate under the action of the reduction gear 15 meshed with the driving gear (because the diameter of the reduction gear 15 is larger, the longitudinal bevel gear 14 can slowly rotate at a uniform speed), the longitudinal bevel gear 14 drives the blanking baffle plate 9 to rotate by using the transverse bevel gear 13 meshed with the longitudinal bevel gear 14 in the rotating process, and the powder raw materials are discharged from the discharging pipe 3 to the inside of the electroslag furnace in a fixed time and fixed amount by using the intermittent coincident matching between the blanking baffle plate 9 and the filtering screen 8 (larger impurities are filtered by using the filtering screen 8), so as to realize feeding.

The negative pressure pipe 10 is installed at the middle position of the upper surface of the device shell 1 in a penetrating way, a dust filter 17 is fixedly installed at the middle position of the upper half part in the device shell 1, and the top end of the negative pressure pipe 10 is connected with a collecting box 18 with a built-in air pump in a penetrating way.

When the powder raw material is added, the air pump in the collecting box 18 is utilized to enable each part of the negative pressure pipe 10 to generate negative pressure, so that the dust in the raw material is sucked into the collecting box 18 through the dust filtering net 17, and the purpose of removing impurities is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic feeding device of electroslag furnace, is including the device shell that is hollow structure, device shell side runs through to install four inlet pipes, just the inlet pipe top is connected with raw materials storage device, and device shell lower extreme runs through and installs the discharging pipe, its characterized in that still includes:

the filtering screen is fixedly arranged at the bottom end in the device shell and is provided with a left and a right symmetrical reticular hole structures;

2. The automatic feeding device of an electroslag furnace according to claim 1, wherein: the sealing pistons are symmetrically arranged on the center of the inner partition plate, and the sealing pistons are different in size.

3. The automatic feeding device of an electroslag furnace according to claim 1, wherein: the sealing piston is integrated by a connecting rod fixedly arranged below, and a hydraulic telescopic rod is fixedly arranged between the upper surface of the connecting rod and the internal partition plate.

4. The automatic feeding device of an electroslag furnace according to claim 1, wherein: the lower end of the blanking baffle is coaxially and fixedly provided with a transverse bevel gear positioned below the filter screen, and an engagement structure is formed between the transverse bevel gear and the longitudinal bevel gear.

5. The automatic feeding device of an electroslag furnace according to claim 4, wherein: and a reduction gear positioned outside the device shell is coaxially and fixedly arranged on the side surface of the longitudinal bevel gear, and a driving gear driven by a motor is connected below the reduction gear in a meshed manner.

6. The automatic feeding device of an electroslag furnace according to claim 1, wherein: the middle position of the upper half part in the device shell is fixedly provided with a dust filtering net, and the top end of the negative pressure pipe is connected with a collecting box internally provided with an air pump in a through mode.