阅读说明：本技术 一种结晶器自动加渣机 (Automatic slag adding machine for crystallizer ) 是由 王禹博 于 2019-10-31 设计创作，主要内容包括：本发明涉及连铸机浇铸用结晶器自动加渣设备技术领域,具体是一种结晶器自动加渣机,为了解决传统绞龙输送容易绞碎保护渣颗粒的问题,所述转盘与输料管之间转动连接有钢索,所述钢索上呈等距固定有推料盘,所述转盘的外圈开设有用于卡合钢索的钢索槽,且转盘的外圈呈等距开设有用于卡合推料盘的推料盘卡槽。本发明设计新颖,原理简单,输料部分实现对保护渣的无损输送,解决传统绞龙传输容易导致保护渣颗粒绞碎,从而破坏了颗粒状保护渣的原有性能的问题,同时不会因保护渣破损而产生粉尘,有效的提高了连铸的整体品质,摆动部分实现小幅度扇形摆幅,从而可以将保护渣均匀的撒在水口的周边区域,提高了设备整体的实用性。(The invention relates to the technical field of automatic crystallizer slag adding equipment for casting of continuous casting machines, in particular to an automatic crystallizer slag adding machine, aiming at solving the problem that protecting slag particles are easy to rub when a traditional auger is conveyed, a steel cable is rotatably connected between a rotary table and a conveying pipe, material pushing discs are fixed on the steel cable at equal intervals, steel cable grooves used for clamping the steel cable are formed in the outer ring of the rotary table, and material pushing disc clamping grooves used for clamping the material pushing discs are formed in the outer ring of the rotary table at equal intervals. The invention has novel design and simple principle, the material conveying part realizes the lossless conveying of the casting powder, the problem that the traditional auger conveying easily leads to the grinding of the casting powder particles, thereby destroying the original performance of the granular casting powder is solved, meanwhile, no dust is generated due to the damage of the casting powder, the integral quality of continuous casting is effectively improved, and the swinging part realizes small-amplitude fan-shaped swing amplitude, thereby the casting powder can be uniformly scattered in the peripheral area of a water gap, and the integral practicability of the equipment is improved.)

1. An automatic slag feeder of a crystallizer comprises a bottom plate (1), a PLC (programmable logic controller) (5), a material conveying part and a material scattering part, and is characterized in that the material conveying part is arranged at one end of the upper surface of the bottom plate (1), the material scattering part is arranged at one end, away from the material conveying part, of the upper surface of the bottom plate (1), and the PLC (5) is arranged on the front side, located at the material scattering part, of the upper surface of the bottom plate (1);

the material conveying part comprises a shell (14), the bottom of the shell (14) is fixed on the upper surface of a bottom plate (1) through a supporting seat (15), one side of the shell (14) is provided with a material conveying pipe (11) in a penetrating and communicating mode, the interior of the shell (14) is rotatably connected with a turntable (18), a shell cover (17) is screwed above the shell (14) through bolts, the upper surface of the shell cover (17) is fixed with a speed regulating motor (16) at the central position, a steel cable (19) is rotatably connected between the turntable (18) and the material conveying pipe (11), material pushing discs (20) are fixed on the steel cable (19) in equal intervals, a steel cable groove (22) used for clamping the steel cable (19) is formed in the outer ring of the turntable (18), a material pushing disc clamping groove (23) used for clamping the material pushing discs (20) in equal intervals is formed in the outer ring of the turntable (18), the lower portion of the material conveying pipe (11) is supported on the bottom plate (1, and the top of conveying pipeline (11) is located one end position department and has seted up first feed inlet (13), the position department that the top of conveying pipeline (11) corresponds first feed inlet (13) is provided with storage silo (12), the bottom of storage silo (12) is through the inside intercommunication of first feed inlet (13) with conveying pipeline (11), the lower surface of conveying pipeline (11) is located middle part position department and has seted up first discharge gate (24).

2. The automatic slag adding machine of the crystallizer according to claim 1, wherein the spreading mechanism comprises a support frame (3), the lower part of the support frame (3) is rotatably connected with the bottom plate (1) through a rotating shaft (4), a material guide pipe (9) is arranged above the support frame (3), a connecting piece (10) rotatably connected with the support frame (3) is fixed below the material guide pipe (9) at one end, an adjusting component (6) is arranged between the material guide pipe (9) and the support frame (3), a second feeding hole (26) is formed in the upper surface of the material guide pipe (9) corresponding to the first discharging hole (24), the first discharging hole (24) is communicated with the second feeding hole (26) through a corrugated hose (25), and a spreading pipe (7) is communicated with the discharging end of the material guide pipe (9), a vibration motor (8) is installed above the material scattering pipe (7), and a swing mechanism is further arranged between one end of the material guide pipe (9) and the material conveying pipe (11).

3. The automatic slag adding machine of the crystallizer as claimed in claim 1, wherein the swing mechanism comprises a mounting plate (30) fixed to the lower surface of the conveying pipe (11), a motor (29) is mounted below the mounting plate (30), an eccentric wheel (28) is fixedly connected to the transmission end of the motor (29), a fixing plate (21) fixed to the end of the material guide pipe (9) is disposed below the eccentric wheel (28), a through groove (27) is formed in the upper surface of the through groove (21), an eccentric shaft of the eccentric wheel (28) is located at one end of the inner side of the through groove (27), and both ends of the through groove (27) are arc-shaped.

4. The automatic crystallizer slag adding machine as claimed in claim 1, wherein the diameter of each material pushing disc (20) is matched with the inner diameter of the material conveying pipe (11), an independent material conveying cavity is formed between every two adjacent material pushing discs (20), and the transmission end of the speed regulating motor (16) penetrates through the shell cover (17) and is fixedly connected with the rotary disc (18).

5. The automatic slag adding machine of the crystallizer as claimed in claim 1, wherein the top end of the supporting column (2) is provided with a fixing ring which is sleeved outside the conveying pipe (11).

6. The automatic crystallizer slag adding machine as claimed in claim 1, wherein the adjusting assembly (6) comprises a positive screw rod, a negative screw rod and a threaded sleeve, the far ends of the two screw rods are respectively rotatably connected with the support frame (3) and the material guiding pipe (9), the opposite ends of the two screw rods are connected through the threaded sleeve, and a triangular structure is formed between the adjusting assembly (6) and the support frame (3) and the material guiding pipe (9).

7. The automatic slag adding machine of the crystallizer as claimed in claim 6, wherein the inner side of the threaded sleeve is based on a center line, and two ends of the threaded sleeve are respectively provided with internal threads corresponding to a positive screw rod and a negative screw rod one by one.

8. The automatic slag feeder of crystallizer according to claim 1, wherein the lower surface of said material spreading pipe (7) is provided with material spreading ports at equal intervals, and the material spreading ports correspond to the peripheral area of the water gap of the crystallizer.

9. The automatic crystallizer slag adding machine as claimed in claim 2, wherein the inner diameters of the two ends of the corrugated hose (25) are respectively matched with the outer diameters of the first discharging port (24) and the second feeding port (26), and the corrugated hose (25) is fixedly connected with the first discharging port (24) and the second feeding port (26) through a binding hoop.

Technical Field

The invention relates to the technical field of automatic crystallizer slag adding equipment for continuous casting machine casting, in particular to an automatic crystallizer slag adding machine.

Background

When a continuous casting machine is used for casting, covering slag needs to be added to the surface of molten steel in a crystallizer, the steel drawing worker traditionally feeds the molten steel continuously, the phenomenon of non-uniformity is caused, the potential safety hazard is easily caused, and the crystallizer is automatically provided with a slag adding machine, so that the labor condition of the worker is improved, and the quality of the continuous casting is improved.

However, the traditional automatic slag adding machine of the crystallizer adopts a screw conveyer conveying mode, and partial protective slag particles can be ground in the conveying process, so that the original performance of the granular protective slag is damaged, the mobility of the granular protective slag is damaged, dust is increased, and the continuous casting quality is seriously influenced. Therefore, the technical personnel in the field provide an automatic slag adding machine for the crystallizer to solve the problems in the background technology.

Disclosure of Invention

The invention aims to provide an automatic slag adding machine for a crystallizer, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic slag feeder of a crystallizer comprises a bottom plate, a PLC (programmable logic controller), a material conveying part and a material scattering part, wherein the material conveying part is arranged at one end of the upper surface of the bottom plate, the material scattering part is arranged at one end, away from the material conveying part, of the upper surface of the bottom plate, and the PLC is arranged on the front side of the material scattering part of the upper surface of the bottom plate;

the material conveying part comprises a shell, the bottom of the shell is fixed on the upper surface of a bottom plate through a supporting seat, a material conveying pipe is arranged on one side of the shell in a penetrating and communicating mode, a rotary disc is rotatably connected inside the shell, a shell cover is screwed above the shell through bolts, a speed regulating motor is fixed on the upper surface of the shell cover at the central position, a steel cable is rotatably connected between the rotary disc and the material conveying pipe, material pushing discs are fixed on the steel cable at equal intervals, steel cable grooves used for clamping the steel cable are formed in the outer ring of the rotary disc, material pushing disc clamping grooves used for clamping material pushing discs are formed in the outer ring of the rotary disc at equal intervals, the lower side of the material conveying pipe is supported by a supporting column and the bottom plate, a first material inlet is formed in one end position above the material conveying pipe, a material storage bin is arranged at the position, corresponding to the first material inlet, and the bottom end of the material storage bin, the lower surface of the conveying pipeline is provided with a first discharge hole at the middle position.

As a still further scheme of the invention: spill material mechanism and include the support frame, rotate through the pivot between the below of support frame and the bottom plate and be connected, and the top of support frame is provided with the passage, the below of passage is fixed with in one end position department and rotates the connecting piece of being connected with the support frame, and is provided with adjusting part between passage and the support frame, the second feed inlet has been seted up to the position department that the upper surface of passage corresponds first discharge gate, set up through corrugated hose intercommunication between first discharge gate and the second feed inlet, the discharge end intercommunication of passage is provided with spills the material pipe, the vibrating motor is installed to the top of spilling the material pipe, still be provided with swing mechanism between the one end of passage and the conveying pipeline.

As a still further scheme of the invention: the swing mechanism comprises a mounting plate fixed to the lower surface of the conveying pipe, a motor is mounted below the mounting plate, an eccentric wheel is fixedly connected to a transmission end of the motor, a fixing plate fixed to the end portion of the material guide pipe is arranged below the eccentric wheel, a through groove is formed in the upper surface of the through groove, an eccentric shaft of the eccentric wheel is located at one end of the inner side of the through groove, and two ends of the through groove are both arc-shaped.

As a still further scheme of the invention: the diameter of the material pushing discs is matched with the inner diameter of the material conveying pipe, an independent feeding cavity is formed between every two adjacent material pushing discs, and the transmission end of the speed regulating motor penetrates through the shell cover to be fixedly connected with the rotary table.

As a still further scheme of the invention: the top of support column is provided with solid fixed ring, gu fixed ring overlaps in the outside of conveying pipeline.

As a still further scheme of the invention: the adjusting assembly comprises a positive screw rod, a negative screw rod and a threaded sleeve, one end, far away from the two screw rods, of each screw rod is rotatably connected with the support frame and the corresponding material guide pipe, the opposite ends of the two screw rods are connected through the threaded sleeves, and a triangular structure is formed among the adjusting assembly, the support frame and the corresponding material guide pipes.

As a still further scheme of the invention: the inner side of the threaded sleeve takes the central line as a reference, and two ends of the threaded sleeve are respectively provided with internal threads which are in one-to-one correspondence with a positive screw rod and a negative screw rod.

As a still further scheme of the invention: the lower surface of the material scattering pipe is provided with material scattering ports at equal intervals, and the material scattering ports correspond to the peripheral area of a water gap of the crystallizer.

As a still further scheme of the invention: the inner diameters of the two ends of the corrugated hose are respectively matched with the outer diameters of the first discharge hole and the second feed hole, and the corrugated hose is fixedly connected with the first discharge hole and the second feed hole through the binding hoop.

Compared with the prior art, the invention has the beneficial effects that: the invention has novel design and simple principle, the material conveying part realizes the lossless conveying of the casting powder, the problem that the traditional auger conveying easily leads to the grinding of the casting powder particles, thereby destroying the original performance of the granular casting powder is solved, meanwhile, no dust is generated due to the damage of the casting powder, the integral quality of continuous casting is effectively improved, and the swinging part realizes small-amplitude fan-shaped swing amplitude, thereby the casting powder can be uniformly scattered in the peripheral area of a water gap, and the integral practicability of the equipment is improved.

Drawings

FIG. 1 is a schematic structural view of an automatic slag feeder for a crystallizer;

FIG. 2 is a schematic perspective top view of an automatic crystallizer slag feeder;

FIG. 3 is a schematic structural view of a feeding part in an automatic crystallizer slag feeder;

FIG. 4 is an enlarged schematic view of an automatic crystallizer slag feeder at A in FIG. 1;

fig. 5 is a schematic structural view of a through groove in an automatic crystallizer slag adding machine.

In the figure: 1. a base plate; 2. a support pillar; 3. a support frame; 4. a rotating shaft; 5. a PLC controller; 6. an adjustment assembly; 7. a material scattering pipe; 8. a vibration motor; 9. a material guide pipe; 10. a connecting member; 11. a delivery pipe; 12. a storage bin; 13. a first feed port; 14. a housing; 15. a supporting seat; 16. a speed-regulating motor; 17. a shell cover; 18. a turntable; 19. a steel cord; 20. pushing the material tray; 21. a fixing plate; 22. a wire rope groove; 23. a material pushing disc clamping groove; 24. a first discharge port; 25. a corrugated hose; 26. a second feed port; 27. a through groove; 28. an eccentric wheel; 29. a motor; 30. and (7) mounting the plate.

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.

Referring to fig. 1 to 5, in an embodiment of the present invention, an automatic slag adding machine for a crystallizer includes a bottom plate 1, a PLC controller 5, a material conveying portion and a material scattering portion, wherein the material conveying portion is disposed at a position on an upper surface of the bottom plate 1, the material scattering portion is disposed at a position on the upper surface of the bottom plate 1, which is far away from the material conveying portion, and the PLC controller 5 is disposed on a front side of the material scattering portion, on the upper surface of the bottom plate 1.

The material conveying part comprises a shell 14, the bottom of the shell 14 is fixed on the upper surface of a bottom plate 1 through a support seat 15, one side of the shell 14 is communicated with a material conveying pipe 11, the inside of the shell 14 is rotatably connected with a rotary table 18, a shell cover 17 is screwed above the shell 14 through bolts, a speed regulating motor 16 is fixed on the upper surface of the shell cover 17 at the central position, a steel cable 19 is rotatably connected between the rotary table 18 and the material conveying pipe 11, material pushing discs 20 are fixed on the steel cable 19 at equal intervals, a steel cable groove 22 for clamping the steel cable 19 is arranged on the outer ring of the rotary table 18, material pushing disc clamping grooves 23 for clamping the material pushing discs 20 are arranged on the outer ring of the rotary table 18 at equal intervals, the lower part of the material conveying pipe 11 is supported with the bottom plate 1 through a support column 2, a first material inlet 13 is arranged at one end position above the material conveying pipe 11, a material storage bin 12 is arranged, the bottom end of the storage bin 12 is communicated with the inside of the conveying pipe 11 through a first feeding hole 13, a first discharging hole 24 is formed in the middle position of the lower surface of the conveying pipe 11, the diameter of each material pushing disc 20 is matched with the inner diameter of the conveying pipe 11, an independent feeding cavity is formed between every two adjacent material pushing discs 20, the transmission end of each speed regulating motor 16 penetrates through the shell cover 17 and is fixedly connected with the rotary disc 18, when the materials are conveyed, the rotating speed of the speed regulating motor 16 is set through the PLC 5, the speed regulating motor 16 can drive the rotary disc 18 to rotate after being operated, the rotary disc 18 can drive the steel cable 19 and the material pushing discs 20 to rotate, the storage bin 12 is filled with casting powder particles, the casting powder particles enter the inside of the conveying pipe 11 along the first feeding hole 13 and are located in the independent feeding cavity between every two adjacent material pushing discs 20, and the material pushing discs 20 can push the falling casting powder particles to be conveyed along the direction of the conveying pipe 11 under, make the covering slag granule can not be broken, solve traditional auger transmission and lead to the covering slag granule to rub easily, thereby the problem of the original performance of graininess covering slag has been destroyed, can not produce the dust because of the covering slag is damaged simultaneously, the effectual whole quality that improves continuous casting, the covering slag granule can get into downwards when propelling movement to the position of first discharge gate 24 and spill the material part, the bore of first discharge gate 24 is greater than the interval between two adjacent material pushing discs 20, consequently the condition of unloading can not appear.

The top of support column 2 is provided with solid fixed ring, and solid fixed ring overlaps in the outside of conveying pipeline 11, can play the effect of stable support to conveying pipeline 11 is whole.

The spreading mechanism comprises a support frame 3, the lower part of the support frame 3 is rotatably connected with a bottom plate 1 through a rotating shaft 4, a material guide pipe 9 is arranged above the support frame 3, a connecting piece 10 which is rotatably connected with the support frame 3 is fixed at one end of the lower part of the material guide pipe 9, an adjusting component 6 is arranged between the material guide pipe 9 and the support frame 3, the adjusting component 6 comprises a positive screw rod and a negative screw rod and a threaded sleeve, the far ends of the two screw rods are respectively rotatably connected with the support frame 3 and the material guide pipe 9, the opposite ends of the two screw rods are connected through the threaded sleeve, a triangular structure is formed between the adjusting component 6 and the support frame 3 and the material guide pipe 9, the inner side of the threaded sleeve is based on a central line, two ends of the threaded sleeve are respectively provided with internal threads which are in one-to-one correspondence with the positive screw rod and the negative screw rod, the, thereby changing the overall length and further adjusting the inclination angle of the material guide pipe 9.

The upper surface of the material guiding pipe 9 is provided with a second feeding hole 26 corresponding to the position of the first discharging hole 24, the first discharging hole 24 is communicated with the second feeding hole 26 through a corrugated hose 25, the discharging end of the material guiding pipe 9 is communicated with a material scattering pipe 7, a vibration motor 8 is arranged above the material scattering pipe 7, the inner diameters of the two ends of the corrugated hose 25 are respectively matched with the outer diameters of the first discharging hole 24 and the second feeding hole 26, the corrugated hose 25 is fixedly connected with the first discharging hole 24 and the second feeding hole 26 through a binding hoop, the casting powder particles discharged from the first discharging hole 24 can enter the material guiding pipe 9 along the corrugated hose 25 and the second feeding hole 26, the material guiding pipe 9 is inclined, therefore, the casting powder can slide to the material scattering pipe 7 along the inclined angle, the vibration motor 8 above the material scattering pipe 7 can drive the material to vibrate in high frequency, the lower surface of the material scattering pipe 7 is provided with scattering holes at equal intervals, the material spreading port corresponds to the peripheral area of the water gap of the crystallizer, and further, the covering slag is uniformly spread in the peripheral area of the water gap through the material spreading port under the high-frequency vibration.

A swing mechanism is also arranged between one end of the material guide pipe 9 and the material guide pipe 11, the swing mechanism comprises a mounting plate 30 fixed on the lower surface of the material guide pipe 11, a motor 29 is arranged below the mounting plate 30, an eccentric wheel 28 is fixedly connected with the transmission end of the motor 29, a fixing plate 21 fixed on the end part of the material guide pipe 9 is arranged below the eccentric wheel 28, a through groove 27 is arranged on the upper surface of the fixing plate 21, the motor 29 drives the eccentric wheel 28 to rotate when in operation, an eccentric shaft of the eccentric wheel 28 is positioned at one end of the inner side of the through groove 27, and both ends of the through groove 27 are in arc structures, so that the eccentric shaft 28 rotates in the through groove 27 after rotating, the fixing plate 21 does small-amplitude fan-shaped motion, the fixing plate 21 is fixed at the tail end of the material guide pipe 9, and the material guide pipe 9 is fixed on the rotatable support frame 3, therefore, thereby uniformly scattering the casting powder particles on the peripheral area of the water gap.

The working principle of the invention is as follows: firstly, the rotation speed of a speed regulating motor 16 is set through a PLC (programmable logic controller) 5, the speed regulating motor 16 can drive a rotary table 18 to rotate after operation, the rotary table 18 can drive a steel cable 19 and a material pushing plate 20 to rotate, protective slag particles are stored in a storage bin 12, the protective slag particles enter the conveying pipe 11 along a first feeding hole 13 and are positioned in an independent feeding cavity between two adjacent material pushing plates 20, the material pushing plate 20 can push the falling protective slag particles to be conveyed along the conveying pipe 11 under the driving of the speed regulating motor 16, so that the protective slag particles cannot be crushed, the problem that the original performance of granular protective slag is damaged due to the fact that the protective slag particles are easily crushed by the conventional auger conveying is solved, meanwhile, dust cannot be generated due to damage of the protective slag, the integral quality of continuous casting is effectively improved, and the protective slag particles can downwards enter a material scattering part when being pushed to the position of a first discharging hole 24, the aperture of the first discharge port 24 is larger than the distance between two adjacent material pushing discs 20, so that incomplete discharging cannot occur, secondly, the casting powder particles discharged from the first discharge port 24 enter the material guide pipe 9 along the corrugated hose 25 and the second feed port 26, the material guide pipe 9 is inclined, so that the casting powder can slide to the material scattering pipe 7 along the inclined angle, the vibrating motor 8 above the material scattering pipe 7 can drive the casting powder particles to vibrate at high frequency, the lower surface of the material scattering pipe 7 is provided with material scattering ports at equal intervals, the material scattering ports correspond to the peripheral area of a water gap of the crystallizer, further, the casting powder particles can be uniformly scattered in the peripheral area of the water gap through the material scattering ports under the high frequency vibration, finally, the motor 29 drives the eccentric wheel 28 to rotate when in operation, the eccentric shaft of the eccentric wheel 28 is positioned at one end of the inner side of the through groove 27, both ends of the through groove 27 are in an arc structure, so that the, further, the fixed plate 21 makes a small-amplitude fan-shaped movement, the fixed plate 21 is fixed at the tail end of the material guiding pipe 9, and the material guiding pipe 9 is fixed on the rotatable supporting frame 3, so that the material guiding pipe 9 also makes a small-amplitude fan-shaped movement under the pulling of the fixed plate 21, and therefore, the casting powder particles are uniformly scattered on the peripheral area of the water gap.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.