CN221336592U

CN221336592U - Annular rail casting device

Info

Publication number: CN221336592U
Application number: CN202323189329.0U
Authority: CN
Inventors: 郭顺利; 张磊
Original assignee: Qingdao Junao Heavy Industry Machinery Co ltd
Current assignee: Qingdao Junao Heavy Industry Machinery Co ltd
Priority date: 2023-11-26
Filing date: 2023-11-26
Publication date: 2024-07-16
Anticipated expiration: 2033-11-26

Abstract

The invention discloses an annular rail casting device, which relates to the technical field of casting vehicles, and comprises a rail vehicle capable of walking along an annular rail, and further comprises: the portal frame is fixed at the top of the railway vehicle and is provided with two side plates, and long grooves are formed in the outer walls of the two side plates; the steel ladle fixing device comprises a fixing frame used for fixing a steel ladle, circular shafts extending into long grooves are fixed on two side walls of the fixing frame, lower connecting rods are fixed on the outer walls of the two circular shafts, the lower connecting rods are arranged in parallel with the axis of the steel ladle, and the gravity center of the steel ladle is located on one side of the axis of the circular shafts. According to the invention, the lifting and dumping processes of the ladle can be completed through the up-and-down adjustment of the lifting block, the two working procedures are combined into one, the working procedures are reduced, the fluency of equipment is improved, meanwhile, the participation of manpower can be reduced, and the inclination angle of the ladle can be accurately controlled.

Description

Annular rail casting device

Technical Field

The invention relates to the technical field of casting vehicles, in particular to an annular rail casting device.

Background

The annular rail casting device is equipment for realizing efficient, accurate and stable casting production by using an annular rail as a casting platform, and mainly comprises the annular rail, a rail car, a casting ladle, a driving system and the like.

For example, chinese patent publication No. CN219093625U discloses an automatic travelling casting device, which can implement lifting of a ladle and rotary casting of the ladle by providing a lifting mechanism and a casting mechanism.

However, the lifting mechanism and the ladle are rotated and toppled to be operated respectively, and the ladle is rotated and operated manually, so that complicated procedures are caused, manual intervention is needed, manpower is wasted, and the amount of poured molten steel is difficult to control by manually controlling the ladle to rotate.

Disclosure of Invention

The invention aims to provide an annular track casting device which solves at least one technical problem existing in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: an endless track casting device, including the railcar that can walk along endless track, still includes:

The portal frame is fixed at the top of the railway vehicle and is provided with two side plates, and long grooves are formed in the outer walls of the two side plates;

The steel ladle fixing device comprises a fixing frame used for fixing a steel ladle, wherein round shafts extending into long grooves are fixed on two side walls of the fixing frame, lower connecting rods are fixed on the outer walls of the two round shafts, the lower connecting rods are arranged in parallel with the axis of the steel ladle, and the gravity center of the steel ladle is located at one side of the axis of the round shafts;

The lifting device comprises a lifting groove formed in the outer wall of the side plate, wherein a lifting block capable of being vertically and slidably adjusted is mounted on the inner wall of the lifting groove, and an upper connecting rod is rotatably connected with the end part of the lower connecting rod.

Preferably, the outer wall of the side plate positioned at the periphery of the long groove is also fixed with an outer frame, the length of the outer frame is smaller than that of the long groove, the lower part of the outer frame is in an opening state, one end of the circular shaft extending into the outer frame is fixed with a square block, and the square block can vertically slide in the outer frame and can be separated from the outer frame.

Preferably, the inner wall of the lifting groove is rotatably provided with a screw rod, the screw rod penetrates through the lifting block and is in threaded connection with the penetrating position of the lifting block, and the top of the portal frame is provided with a servo motor for driving the screw rod to rotate.

Preferably, a control box is arranged on the side wall of the side plate, and the control box can control the start and stop of the rail car and the servo motor.

Preferably, a detachable baffle is arranged between the two side plates, the area of the baffle is larger than the top opening of the ladle, and the baffle can be contacted when the ladle moves upwards.

Preferably, the fixing frame is composed of two semi-circular frames which can be mutually combined, and the two semi-circular frames are connected and installed through bolts.

Preferably, the ladle is provided with a detachable and replaceable spout.

Preferably, the servo motor is connected with the screw rod through a speed reducer.

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

According to the invention, the lifting and dumping processes of the ladle can be completed through the up-and-down adjustment of the lifting block, the two working procedures are combined into one, the working procedures are reduced, the fluency of equipment is improved, meanwhile, the participation of manpower can be reduced, and the inclination angle of the ladle can be accurately controlled.

Drawings

FIG. 1 is a right side perspective view of the present invention;

FIG. 2 is a left side perspective view of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;

Fig. 5 is a state diagram of the present invention when the ladle is rotated.

In the figure: 1. an endless track; 2. a rail car; 3. a portal frame; 4. a side plate; 5. a lifting groove; 6. a lifting block; 7. a screw; 8. a control box; 9. a servo motor; 10. a ladle; 11. a spout; 12. a baffle; 13. a fixed frame; 14. an upper connecting rod; 15. a lower connecting rod; 16. a circular shaft; 17. an outer frame; 18. a square block; 19. an elongated slot.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: an endless track casting device comprising a rail car 2 capable of travelling along an endless track 1, further comprising:

The portal frame 3 is fixed at the top of the rail car 2, the portal frame 3 is provided with two side plates 4, and long grooves 19 are formed in the outer walls of the two side plates 4;

The steel ladle comprises a fixed frame 13 for fixing the steel ladle 10, circular shafts 16 extending into long grooves 19 are fixed on two side walls of the fixed frame 13, lower connecting rods 15 are fixed on the outer walls of the two circular shafts 16, the lower connecting rods 15 are arranged in parallel with the axis of the steel ladle 10, and the gravity center of the steel ladle 10 is located on one side of the axis of the circular shafts 16;

the lifting groove 5 is formed in the outer wall of the side plate 4, the lifting block 6 capable of being vertically and slidably adjusted is arranged on the inner wall of the lifting groove 5, and the lifting block 6 is rotatably connected with the end part of the lower connecting rod 15, so that the upper connecting rod 14 is connected.

In the pouring process, the ladle 10 is moved to the die through the rail car 2 on the annular rail 1, the lifting block 6 moves downwards under the drive of an external structure, the ladle 10 moves downwards under the action of self gravity, meanwhile, the round shaft 16 also moves downwards to the tail end of the long groove 19, and as the center of the ladle 10 is not overlapped with the axis of the round shaft 16 but is positioned at one side, when the round shaft 16 moves to the lowest end, the ladle 10 automatically rotates, and meanwhile, the situation that the upper connecting rod 14 and the lower connecting rod 15 are positioned in the same straight line to cause locking can be avoided, so that the ladle 10 is driven to rotate and pour through the cooperation between the two connecting rods when the lifting block 6 moves downwards continuously, and meanwhile, the pouring angle of the ladle 10 can be controlled through the downward moving distance of the lifting block 6, so that the pouring amount of poured molten steel can be controlled;

After pouring, the lifting block 6 moves upwards, the lower connecting rod 15 is driven by the upper connecting rod 14 to rotate again to be in a vertical state, namely the ladle 10 also rotates to be in a vertical state, and then the ladle 10 is lifted again and lifted along with the upward movement of the lifting block 6;

in conclusion, the lifting and dumping process of the ladle 10 can be completed through the up-and-down adjustment of the lifting block 6, the two procedures are combined into one, the procedures are reduced, the fluency of equipment is improved, meanwhile, the manual participation can be reduced, and the inclination angle of the ladle 10 can be accurately controlled.

In one preferred embodiment, the outer wall of the side plate 4 located at the periphery of the long groove 19 is further fixed with an outer frame 17, the length of the outer frame 17 is smaller than that of the long groove 19, the lower part of the outer frame 17 is set to be in an open state, one end of the round shaft 16 extending into the outer frame 17 is fixed with a square 18, and the square 18 can slide vertically in the outer frame 17 and can be separated from the outer frame 17.

In order to increase stability of the ladle 10 during lifting, when the round shaft 16 slides in the long groove 19 during lifting or lowering, the round shaft 16 can be prevented from deflecting during upward movement or downward movement by utilizing the limiting function between the square block 18 and the outer frame 17, and only when the round shaft 16 slides to the bottommost part, the square block 18 is separated from the outer frame 17 at this time, so that the limiting function on the round shaft 16 is released, and further, the subsequent rotation can be completed, and particularly, refer to fig. 5, namely, a state diagram after the square block 18 is separated from the outer frame 17.

Similarly, when the round shaft 16 is lifted, the block 18 is slid back into the frame 17 again to limit the rotation of the round shaft 16.

In one of the preferred embodiments, an embodiment is provided in which the drive lifting block 6 is slidingly adjusted;

the inner wall rotation of lift groove 5 installs screw rod 7, and screw rod 7 runs through elevating block 6 and with elevating block 6's department threaded connection that runs through, servo motor 9 that is used for driving screw rod 7 pivoted is installed at the top of portal frame 3.

The screw rod 7 is driven to rotate by the servo motor 9, and the lifting block 6 is driven to move up and down in a threaded transmission mode, so that the purposes of lifting and rotating the ladle 10 are achieved;

meanwhile, the up-and-down movement of the lifting block 6 can be conveniently and precisely controlled through the servo motor 9 so as to control the pouring amount of molten steel in the ladle 10.

In one of the preferred embodiments, the side wall of the side plate 4 is provided with a control box 8, and the control box 8 can control the start and stop of the rail car 2 and the servo motor 9.

The rail car 2 and the servo motor 9 can be controlled to start and stop in an electric control mode through the control box 8, so that the intervention of workers is reduced, and the degree of automation is improved.

In one preferred embodiment, a removable baffle 12 is mounted between the side plates 4, and the baffle 12 has a larger area than the top opening of the ladle 10 and contacts the baffle 12 when the ladle 10 is moved up.

The opening of the ladle 10 can be shielded after the ladle 10 is lifted by the installation of the baffle 12, so that external impurities are prevented from falling into the ladle 10, and meanwhile, molten steel in the ladle 10 can be prevented from being spilled out in the travelling process of the railway car 2, so that potential safety hazards are reduced.

In one of the preferred embodiments, the fixed frame 13 is composed of two semi-circular frames that can be combined with each other, and the two semi-circular frames are mounted by bolting.

The ladle 10 can be easily removed and replaced by two semicircular frames.

In one preferred embodiment, the ladle 10 is provided with a removable spout 11.

In one of the preferred embodiments, the servomotor 9 is mounted in connection with the screw 7 via a decelerator.

The standard components used in the present embodiment may be purchased directly from the market, and the nonstandard structural components according to the descriptions of the specification and the drawings may also be obtained directly by unambiguous processing according to the common general knowledge in the prior art, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that the specific description will not be made here.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. An endless track casting device comprising a rail car (2) capable of travelling along an endless track (1), characterized in that it further comprises:

The portal frame (3) is fixed at the top of the railway vehicle (2), the portal frame (3) is provided with two side plates (4), and long grooves (19) are formed in the outer walls of the two side plates (4);

The steel ladle comprises a fixing frame (13) for fixing a steel ladle (10), wherein round shafts (16) extending into long grooves (19) are fixed on two side walls of the fixing frame (13), lower connecting rods (15) are fixed on the outer walls of the two round shafts (16), the lower connecting rods (15) are arranged in parallel with the axis of the steel ladle (10), and the gravity center of the steel ladle (10) is located at one side of the axis of the round shafts (16);

The lifting groove (5) is formed in the outer wall of the side plate (4), the lifting block (6) capable of being vertically and slidably adjusted is arranged on the inner wall of the lifting groove (5), and the lifting block (6) is rotatably connected with the end part of the lower connecting rod (15) through an upper connecting rod (14).

2. The endless track casting device according to claim 1, characterized in that: the outer wall of the side plate (4) positioned at the periphery of the long groove (19) is also fixedly provided with an outer frame (17), the length of the outer frame (17) is smaller than that of the long groove (19), the lower part of the outer frame (17) is in an opening state, one end of the circular shaft (16) extending into the outer frame (17) is fixedly provided with a square block (18), and the square block (18) can vertically slide in the outer frame (17) and can be separated from the outer frame (17).

3. The endless track casting device according to claim 1, characterized in that: the inner wall rotation of lift groove (5) is installed screw rod (7), screw rod (7) run through lifter block (6) and with the department threaded connection that runs through of lifter block (6), servo motor (9) that are used for driving screw rod (7) pivoted are installed at the top of portal frame (3).

4. A circular orbit casting device according to claim 3, wherein: the side wall of the side plate (4) is provided with a control box (8), and the control box (8) can control the start and stop of the railway car (2) and the servo motor (9).

5. The endless track casting device according to claim 1, characterized in that: a detachable baffle plate (12) is arranged between the two side plates (4), the area of the baffle plate (12) is larger than the top opening of the ladle (10), and the baffle plate (12) is contacted when the ladle (10) moves upwards.

6. The endless track casting device according to any one of claims 1 to 5, characterized in that: the fixed frame (13) is composed of two semicircular frames which can be mutually combined, and the two semicircular frames are connected and installed through bolts.

7. The endless track casting device according to claim 1, characterized in that: the ladle (10) is provided with a detachable and replaceable spout (11).

8. The endless track casting device according to claim 3 or 4, characterized in that: the servo motor (9) is connected with the screw rod (7) through a speed reducer.