CN115540614A

CN115540614A - Smelting furnace slag removal accessory, forklift and control method

Info

Publication number: CN115540614A
Application number: CN202211361875.5A
Authority: CN
Inventors: 季宏伟; 张慧; 王传谊; 杨坤
Original assignee: Jac Heavy Duty Construction Machine Co ltd
Current assignee: Jac Heavy Duty Construction Machine Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2022-12-30

Abstract

The invention discloses a slag removing accessory for a smelting furnace, a forklift and a control method, wherein the slag removing accessory comprises a fork frame assembly, two telescopic oil cylinders and a swing oil cylinder, wherein the two telescopic oil cylinders are arranged on the fork frame assembly, the output ends of the two telescopic oil cylinders are respectively and fixedly connected with a shovel, the connecting rod assembly is arranged on the two telescopic oil cylinders and used for enabling the two telescopic oil cylinders to synchronously rotate, and the swing oil cylinder is arranged on the fork frame assembly and used for providing power for the rotation of the telescopic oil cylinders; this smelting furnace scarfing cinder accessory, fork truck and control method stretch out through two flexible hydro-cylinders and drive the spade shovel and go deep into the smelting furnace and smash the slag of smelting furnace that falls, and the swing hydro-cylinder stretches out and makes the flexible hydro-cylinder rotatory drive spade shovel rotatory dumping slag, and this process realizes automatic smashes and shifts smelting furnace slag, does not need artifical effect of participating in, when having solved the smelting furnace deashing of trades such as cast aluminium and cast lead at present, mostly need the manual work to use the deashing shovel to smash operating personnel working strength big around the smelting furnace wall, problem that work efficiency is low.

Description

Smelting furnace slag removal accessory, forklift and control method

Technical Field

The invention relates to the technical field of forklift equipment, in particular to a smelting furnace slag removal accessory, a forklift and a control method.

Background

The smelting furnace is a technological process for melting metal ingots and some waste metals, adding necessary alloy components, melting the metal ingots and some waste metals into required alloy equipment through operations of slag skimming, refining and the like, and is an essential step in a production process.

At present, when ash is removed from smelting furnaces in the industries of aluminum casting, lead casting and the like, most of the ash removal shovels are needed to be used manually to smash the slag around the wall of the smelting furnace, and then the slag is shoveled out of a hearth, so that the process is complicated and consumes physical power, the working intensity of operators is high, and the working efficiency is low; in addition, the ambient temperature around the smelting furnace is as high as 700-800 ℃, and the depth of a hearth is usually 2.5-3 m, so the danger coefficient of manual operation is also high.

Disclosure of Invention

The invention aims to provide a smelting furnace slag removal accessory, a forklift and a control method.

In order to achieve the purpose, the invention provides the following technical scheme: a slag removing tool for a smelting furnace comprises:

a fork carriage assembly;

the two telescopic oil cylinders are arranged on the fork frame assembly, and the output ends of the two telescopic oil cylinders are fixedly connected with a shovel respectively;

a connecting rod assembly arranged on the two telescopic oil cylinders and used for enabling the two telescopic oil cylinders to synchronously rotate, and

and the swing oil cylinder is arranged on the fork frame assembly and is used for providing power for the rotation of the telescopic oil cylinder.

Preferably, the fork carriage assembly comprises a first fixing plate and a second fixing plate, wherein the first fixing plate is horizontally arranged, the second fixing plate is vertically arranged, and the inner side of the joint of the first fixing plate and the second fixing plate is vertically and fixedly connected through a plurality of plates.

Preferably, two telescopic oil cylinders are horizontally distributed on two sides of the upper surface of the first fixing plate and are perpendicular to the second fixing plate, the telescopic oil cylinders are rotatably connected with bearing seats arranged on the first fixing plate, each telescopic oil cylinder is rotatably connected with two bearing seats respectively, and the telescopic oil cylinders and the shovel blade are positioned on the same axis.

Preferably, the connecting rod assembly comprises a connecting rod and two first bearings which are respectively arranged on the outer surface of the telescopic oil cylinder in parallel, and two ends of the connecting rod are respectively in rotating connection with the two first bearings.

Preferably, the fixed end of the swing oil cylinder is rotatably connected with a bearing arranged at the center of the upper surface of the first fixing plate, and the output end of the swing oil cylinder is rotatably connected with a bearing arranged on the outer surface of one telescopic oil cylinder.

A forklift comprising the smelting furnace slag removal attachment of claim 1 and a hydraulic oil piping system connecting the two telescopic cylinders (20) and the swing cylinder (50), the hydraulic oil piping system controlling the operating states of the two telescopic cylinders (20) and the swing cylinder (50).

A forklift control method according to claim 6, comprising the steps of:

s1: controlling the attachment to lift the attachment to the horizontal position of the smelting furnace inlet by a forklift;

s2: the two telescopic oil cylinders extend out, and when the shovel is close to the inlet of the smelting furnace, the swinging oil cylinder stretches to drive the two telescopic oil cylinders to rotate and swing so as to drive the shovel to rotate and swing;

s3: after the slag is smashed, the swing oil cylinders are closed, and the two telescopic oil cylinders are contracted until the shovel is moved out of the smelting furnace and then the telescopic oil cylinders are closed;

s4: the swing oil cylinder extends out to drive the telescopic oil cylinder to rotate, so that the shovel rotates to dump slag, and finally the swing oil cylinder contracts to enable the shovel to return to the right position.

According to the technical scheme, the invention has the following beneficial effects:

the smelting furnace slag removing accessory and the forklift drive the shovel to go deep into the smelting furnace to smash down slag of the smelting furnace through the extension of the two telescopic oil cylinders, then the telescopic oil cylinders retract, the smelting furnace slag removing accessory is fixed on the forklift and then runs to a dumping area through the forklift, the swing oil cylinders extend to enable the telescopic oil cylinders to rotate to drive the shovel to rotate to dump the slag, the opening and closing sequence of the telescopic oil cylinders and the swing oil cylinders is controlled by a hydraulic oil pipeline system, the smelting furnace slag is automatically smashed and transferred in the process, the effect of manual participation is not needed, the problems that most of the existing smelting furnace in the industries of aluminum casting, lead casting and the like needs to manually smash down the slag around the smelting furnace wall, then the slag is shoveled away from a hearth, the process is tedious and consumes physical force, the working strength of operators is high, the working efficiency is low, and the problem that the depth of the hearth often reaches 2.5-3 meters due to the fact that the ambient temperature around the smelting furnace reaches 700-800 ℃, and the danger coefficient of manual operation is high are solved.

Drawings

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

FIG. 2 is a schematic diagram of the fork carriage assembly configuration of the present invention;

FIG. 3 is a schematic structural diagram of a swing cylinder provided by the present invention;

FIG. 4 is a flow chart of the slag removing accessory, the forklift and the control method for the smelting furnace provided by the invention.

In the figure: 10. a fork carriage assembly; 11. a first fixing plate; 12. a second fixing plate; 20. a telescopic oil cylinder; 30. a spade; 40. a connecting rod assembly; 41. a connecting rod; 42. a first bearing; 50. a swing oil cylinder; 60. and a bearing seat.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, the smelting furnace slag removing accessory, the forklift and the control method comprise a fork frame assembly 10, two telescopic cylinders 20, a connecting rod assembly 40 and a swing cylinder 50, wherein the accessory is fixed on the forklift, the forklift comprises the smelting furnace slag removing accessory and a hydraulic oil pipeline system, the hydraulic oil pipeline system is connected with the two telescopic cylinders 20 and the swing cylinder 50, the hydraulic oil pipeline system controls the operation states of the two telescopic cylinders 20 and the swing cylinder 50, the two telescopic cylinders 20 are arranged on the fork frame assembly, the output ends of the two telescopic cylinders 20 are respectively and fixedly connected with a shovel 30, the shovel 30 is used for smashing, dropping and transferring slag, the telescopic cylinders 20 are used for conveying the shovel 30 into the smelting furnace and dumping the shovel 30, the connecting rod assembly 40 is arranged on the two telescopic cylinders 20, the two telescopic cylinders 20 can rotate in the same step, when in an initial position, the two shovel 30 are in the same horizontal state, when dumping, the two shovels synchronously rotate at the same angle, the swing cylinder 50 is arranged on the connecting rod assembly, and the swing cylinder 50 is used for enabling the telescopic cylinders 20 to provide power for rotating the telescopic cylinders 20.

As shown in fig. 2, the fork carriage assembly 10 includes a first fixing plate 11 and a second fixing plate 12, the first fixing plate 11 is horizontally disposed, the second fixing plate 12 is vertically disposed, the inner side of the joint of the first fixing plate 11 and the second fixing plate 12 is fixed by being provided with a plurality of plates, the first fixing plate 11 and the second fixing plate 12 are perpendicular to each other, one side of the fork carriage assembly 10 departing from the forklift is the inner side, a rectangular hole is formed in the center of the second fixing plate 12, and one side of the second fixing plate 12 departing from the first fixing plate 11 is fixedly connected with the forklift through the rectangular hole.

As shown in fig. 1 and 2, the telescopic cylinders 20 are disposed on the upper surface of the first fixing plate 11, the two telescopic cylinders 20 are horizontally disposed on two sides of the upper surface of the first fixing plate 11, the two telescopic cylinders 20 are parallel to each other and perpendicular to the second fixing plate 12, the telescopic cylinders 20 are rotatably connected to the bearing seats 60 disposed on the first fixing plate 11, each telescopic cylinder 20 is rotatably connected to the two bearing seats 60, the telescopic cylinders 20 and the shovel 30 are disposed on the same axis, the connecting rod assembly 40 includes a connecting rod 41 and two first bearings 42, the two first bearings 42 are always parallel and fixedly connected to the outer surfaces of the two telescopic cylinders 20, the two ends of the connecting rod 41 are rotatably connected to the two bearings, and the connecting rod 41 is perpendicular to the two telescopic cylinders 20.

Wherein, start two flexible hydro-cylinders 20, drive spade shovel 30 when flexible hydro-cylinder 20 stretches out and stretch forward, the spade shovel gets into the smelting furnace inboard and smashes the slag that falls, and the shovel of spade shovel 30 front end is used for holding and gets the slag, and flexible hydro-cylinder 20 withdrawal later drives spade shovel 30 withdrawal, and spade shovel 30 shifts out from the smelting furnace, and fork truck traveles to empting slag department.

As shown in fig. 1-3, a bearing is disposed at the center of the upper surface of the first fixing plate 11, the fixed end of the swing cylinder 50 is rotatably connected to the bearing, the output end of the swing cylinder 50 is rotatably connected to the bearing on the outer surface of one of the two telescopic cylinders 20, a bearing can be disposed on the outer surface of each of the two telescopic cylinders 20, and the effect achieved by rotatably connecting the output end of the telescopic cylinder 20 to any one of the bearings is the same.

When a forklift runs to a place for dumping slag, the swing oil cylinder 50 is started, the swing oil cylinder 50 extends to drive the connected telescopic oil cylinders 20 to rotate, the other telescopic oil cylinder 20 synchronously rotates under the action of the connecting rod assembly 40, so that the effect of dumping the slag is realized, then the swing oil cylinder 50 retracts to drive the two telescopic oil cylinders 20 to recover, in the process, the hydraulic oil pipeline system controls the starting and closing sequence of the two telescopic oil cylinders 20 and the swing oil cylinder 50, firstly, when the forklift approaches one side of a smelting furnace, the forklift lifts an accessory to the horizontal position of an inlet of the smelting furnace, then, the hydraulic oil pipeline system starts the two telescopic oil cylinders 20 and the telescopic oil cylinders 20 to extend according to a preset program, the program setting is changed from PLC (programmable logic controller) to control, when a shovel 30 fixed at the output end of the telescopic oil cylinder 20 approaches the inlet of the smelting furnace, the swing oil cylinder 50 is started to extend back and forth, the two telescopic oil cylinders 20 rotate to swing back and forth to enable the shovel 30 to rotate to swing, in the process, the shovel 30 is more smoothly at the process, when the shovel 30 at the end, the hydraulic oil cylinder 50 stops running, the front of the swing oil cylinder 50 moves out, the shovel 30 moves to the shovel 30, and finally, the shovel cylinder 30 retracts, so that the shovel cylinder 20 rotates to drive the shovel cylinder 20 to rotate and the shovel cylinder 20 to rotate, and the shovel 30 to tilt the shovel cylinder 20 to tilt the slag dumping oil cylinder 50, and the slag dumping oil cylinder 30, and the shovel cylinder 30 retracts, and the slag dumping oil cylinder 30 retracts, and finally, the slag cylinder 50 retracts, and the slag dumping oil cylinder 30 retracts.

The working process is as follows: the two telescopic oil cylinders 20 are started, when the telescopic oil cylinders 20 extend out, the shovel 30 is driven to extend forwards, the shovel enters the inner side of the smelting furnace to smash down slag, a shovel at the front end of the shovel 30 is used for containing and taking the slag, then the telescopic oil cylinders 20 retract to drive the shovel 30 to retract, the shovel 30 moves out of the smelting furnace, the forklift runs to the position where the slag is dumped, when the forklift runs to the position where the slag is dumped, the swing oil cylinder 50 is started, the swing oil cylinder 50 extends out to drive the connected telescopic oil cylinders 20 to rotate, the opening and closing sequence of the telescopic oil cylinders 20 and the opening and closing sequence of the swing oil cylinders 50 are controlled by a hydraulic oil pipeline system, due to the effect of the connecting rod assembly 40, the other telescopic oil cylinder 20 synchronously rotates, so that the effect of dumping the slag is achieved, then the swing oil cylinders 50 retract to drive the two telescopic oil cylinders 20 to recover.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 slag removing tool for the smelting furnace is characterized by comprising:

a fork carriage assembly (10);

the fork arm assembly comprises two telescopic oil cylinders (20), wherein the two telescopic oil cylinders (20) are arranged on a fork arm assembly (10), and the output ends of the two telescopic oil cylinders (20) are fixedly connected with shovel shovels (30) respectively;

a connecting rod assembly (40), the connecting rod assembly (40) being provided on the two telescopic cylinders (20) for synchronously rotating the two telescopic cylinders (20), and

the swing oil cylinder (50) is arranged on the fork frame assembly (10) and used for providing power for the telescopic oil cylinder (20) to rotate.

2. The slag removing tool for the smelting furnace according to claim 1, wherein: the fork frame assembly (10) comprises a first fixing plate (11) and a second fixing plate (12), wherein the first fixing plate (11) is horizontally arranged, the second fixing plate (12) is vertically arranged, and the inner side of the joint of the first fixing plate (11) and the second fixing plate (12) is vertically and fixedly connected through a plurality of plates.

3. The slag removing tool for the smelting furnace according to claim 2, wherein: two flexible hydro-cylinder (20) horizontal distribution is in first fixed plate (11) upper surface both sides and perpendicular mutually with second fixed plate (12), and flexible hydro-cylinder (20) rotates with bearing frame (60) of locating on first fixed plate (11) to be connected, and every flexible hydro-cylinder (20) rotates with two bearing frames (60) to be connected respectively, and flexible hydro-cylinder (20) are in same axis with spade shovel (30).

4. The slag removing tool for the smelting furnace according to claim 1, wherein: the connecting rod assembly (40) comprises a connecting rod (41) and two first bearings (42) which are respectively arranged on the outer surface of the telescopic oil cylinder (20) in parallel, and two ends of the connecting rod (41) are respectively connected with the two first bearings (42) in a rotating mode.

5. The smelting furnace slag removing tool according to claim 2, wherein: the fixed end of the swing oil cylinder (50) is rotatably connected with a bearing arranged at the center of the upper surface of the first fixing plate (11), and the output end of the swing oil cylinder (50) is rotatably connected with the bearing arranged on the outer surface of one telescopic oil cylinder (20).

6. A forklift comprising the smelting furnace slag removal attachment of claim 1 and a hydraulic oil piping system connecting the two telescopic cylinders (20) and the swing cylinder (50), the hydraulic oil piping system controlling the operating states of the two telescopic cylinders (20) and the swing cylinder (50).

7. A forklift control method using the forklift of claim 6, characterized by comprising:

s2: the two telescopic oil cylinders extend out, and when the spade shovel is close to the inlet of the smelting furnace, the swing oil cylinder stretches and drives the two telescopic oil cylinders to swing in a rotating way so as to enable the spade shovel to swing in a rotating way;