Automatic covering agent feeding device for tundish

Abstract

The utility model discloses a tundish covering agent automatic feeding device which comprises a supporting vertical frame, a supporting ring, a sliding groove, a sliding block, a feeding box, an adjustable feeding mechanism, a covering agent smashing mechanism and a uniform scattering mechanism. The adjustable feeding mechanism comprises a connecting plate, a supporting box, a double-thread screw, a driving motor, a supporting guide rod, a movable support, a connecting rod, a discharging plate and a supporting groove, the covering agent smashing mechanism comprises a supporting table, a fixing disc, a fixing needle, a smashing roller and a smashing motor, and the uniform scattering mechanism comprises a rotating motor, a transmission shaft and a rotating supporting plate. A driving motor is started to drive two groups of discharging plates to move along a supporting groove, so that the size of a discharging opening of a feeding box is conveniently adjusted to control the feeding amount of the covering agent; a crushing roller can be driven to rotate by starting a crushing motor, so that the covering agent before feeding is conveniently crushed and prevented from caking; and the feeding box and the sliding block can be driven to rotate along the sliding groove by starting the rotating motor, so that the covering agent can be conveniently and uniformly fed and sown in the tundish.

Description

Technical Field

[0001] The utility model belongs to the technical field of covering agent feeding, in particular to an automatic covering agent feeding device for a tundish. Background Art

[0002] During the continuous casting process, in order to ensure the purity of the molten steel and prevent secondary oxidation, the molten steel needs to be cast with full protection, and the molten steel inside the tundish needs to be protected by adding a covering agent.

[0003] The current method of feeding the intermediate covering agent is that the staff throws a whole bag of covering agent from the tundish operating table into the tundish feeding port. This method is not easy to accurately calculate the feeding amount. The moment the whole bag of covering agent is thrown into the tundish from a high place, the calm state of the molten steel in the tundish will be broken. At the same time, the operator is close to the tundish and is easily scalded by the splashing molten steel, causing safety accidents. In addition, it is inconvenient to crush the covering agent before feeding to prevent agglomeration. Therefore, an automatic feeding device for the covering agent of the tundish is urgently needed to solve the above problems. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the existing method of feeding the covering agent to the tundish adopts the method of manually pouring the whole bag of covering agent, which is inconvenient to automatically adjust the feeding amount according to the use demand, and it is also inconvenient to crush the covering agent before feeding to prevent agglomeration.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is as follows: an automatic covering agent feeding device for a middle ladle, comprising a supporting stand and a supporting ring fixedly arranged on the side wall of the supporting stand, the supporting ring is provided with a slide groove, a slider is slidably connected to the slide groove, a feeding box is fixedly connected to the slider, and also comprises an adjustable feeding mechanism, the adjustable feeding mechanism is arranged on the feeding box, and also comprises a covering agent crushing mechanism, the covering agent crushing mechanism is arranged in the feeding box, and also comprises a uniform spreading mechanism, the uniform spreading mechanism is arranged on the supporting stand.

[0006] In order to smoothly achieve the purpose of convenient and automatic opening and closing of the discharge port to adjust the amount of covering agent fed, the adjustable feeding mechanism includes a connecting plate fixedly connected to the side wall of the feeding box, a support box is fixedly connected to the connecting plate, a double-headed screw is rotatably connected between the two side walls of the support box, a driving motor that drives the double-headed screw to rotate is fixedly connected to one side wall of the support box, a supporting guide rod is fixedly connected between the two side walls of the support box, a movable support is threadedly connected to the double-headed screw, the other end of the movable support is slidably arranged on the supporting guide rod, the bottom of the movable support is fixedly connected to a connecting rod, the connecting rod is fixedly connected to a discharge plate, and the bottom of the connecting rod is provided with a supporting groove slidably connected to the discharge plate.

[0007] In order to smoothly achieve the purpose of automatically crushing the covering agent to prevent agglomeration, the covering agent crushing mechanism includes a support platform fixedly connected to the top of the feeding box, fixed plates are fixedly connected at the four corners of the support platform, fixed needles are plugged and fixedly connected to the fixed plate, crushing rollers are rotatably connected between the two side walls of the feeding box, and a crushing motor that drives the crushing rollers to rotate is fixedly connected to one side wall of the feeding box.

[0008] In order to facilitate the purpose of automated and uniform feeding of the covering agent, the uniform feeding mechanism includes a rotating motor fixedly connected to the top wall of the support frame, a transmission shaft is connected to the output end of the rotating motor, and a rotating support plate fixedly connected to the feeding box is fixedly connected to the transmission shaft.

[0009] Furthermore, a baffle plate is fixedly connected to the top of the feeding box, an opening is provided at the bottom of the support box, and a limiting disk is fixedly connected in the middle of the double-headed screw.

[0010] Furthermore, the movable support and the connecting rod are symmetrically arranged at two ends of the support box, and the discharge plate is symmetrically arranged at two ends of the support groove.

[0011] Preferably, the supporting stand is arranged in an inverted U shape, the supporting ring is arranged in a circular ring shape, and the sliding block is arranged in an inverted L shape.

[0012] The beneficial effects achieved by the utility model using the above structure are as follows:

[0013] 1. By turning on the driving motor to drive the two sets of discharge plates to move along the support groove, it is convenient to adjust the size of the discharge port of the feeding box to control the feeding amount of the covering agent;

[0014] 2. By turning on the crushing motor, the crushing roller can be driven to rotate, so as to facilitate the crushing of the covering agent before feeding to prevent agglomeration;

[0015] 3. By turning on the rotating motor, the feeding box and the slider can be driven to rotate along the slideway, so as to facilitate the uniform feeding and spreading of the covering agent in the tundish. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of an automatic covering agent feeding device for a tundish proposed in this scheme;

[0017] Figure 2 This is a schematic structural diagram from another angle of an automatic feeding device for a covering agent of a tundish proposed in this solution;

[0018] Figure 3 A cross-sectional view of an automatic dosing device for a covering agent of a tundish proposed in this scheme;

[0019] Figure 4This is a cross-sectional view from another angle of the automatic covering agent feeding device for the tundish proposed in this solution.

[0020] Among them, 1. Support stand; 2. Support ring; 3. Slide; 4. Sliding block; 5. Feed box; 6. Adjustable feeding mechanism; 7. Covering agent crushing mechanism; 8. Uniform spreading mechanism; 9. Connecting plate; 10. Support box; 11. Double-headed screw; 12. Driving motor; 13. Support guide rod; 14. Moving support; 15. Connecting rod; 16. Discharge plate; 17. Support groove; 18. Support table; 19. Fixed plate; 20. Fixed needle; 21. Crushing roller; 22. Crushing motor; 23. Rotating motor; 24. Transmission shaft; 25. Rotating support plate.

[0021] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] like Figure 1 As shown, in order to achieve the above functions, the technical solution adopted by the utility model is as follows: an automatic covering agent feeding device for a tundish, comprising a supporting stand 1, the supporting stand 1 is arranged in an inverted U shape, and a supporting ring 2 fixedly arranged on the side wall of the supporting stand 1, the supporting ring 2 is arranged in a circular ring shape, a slide groove 3 is provided on the supporting ring 2, a slider 4 is slidably connected to the slide groove 3, the slider 4 is arranged in an inverted L shape, a feeding box 5 is fixedly connected to the slider 4, a baffle is fixedly connected to the top of the feeding box 5, and also includes an adjustable feeding mechanism 6, the adjustable feeding mechanism 6 is arranged on the feeding box 5, and also includes a covering agent crushing mechanism 7, the covering agent crushing mechanism 7 is arranged in the feeding box 5, and also includes a uniform spreading mechanism 8, the uniform spreading mechanism 8 is arranged on the supporting stand 1.

[0024] like Figure 2-3As shown, the adjustable feeding mechanism 6 includes a connecting plate 9 fixedly connected to the side wall of the feeding box 5, a supporting box 10 is fixedly connected to the connecting plate 9, an opening is provided at the bottom of the supporting box 10, a double-headed screw 11 is rotatably connected between the two side walls of the supporting box 10, a limiting disk is fixedly connected in the middle of the double-headed screw 11, a driving motor 12 for driving the double-headed screw 11 to rotate is fixedly connected to one side wall of the supporting box 10, a supporting guide rod 13 is fixedly connected between the two side walls of the supporting box 10, a movable support 14 is threadedly connected to the double-headed screw 11, the other end of the movable support 14 is slidably arranged on the supporting guide rod 13, a connecting rod 15 is fixedly connected to the bottom of the movable support 14, the movable support 14 and the connecting rod 15 are symmetrically arranged at the two ends of the supporting box 10, a discharging plate 16 is fixedly connected to the connecting rod 15, a supporting groove 17 slidably connected to the discharging plate 16 is provided at the bottom of the connecting rod 15, and the discharging plate 16 is symmetrically arranged at both ends of the support groove 17.

[0025] like Figure 2 , 4 As shown, the covering agent crushing mechanism 7 includes a support platform 18 fixedly connected to the top of the feeding box 5, fixed plates 19 are fixedly connected at the four corners of the support platform 18, and fixed needles 20 are inserted and fixedly connected to the fixed plate 19. A crushing roller 21 is rotatably connected between the two side walls of the feeding box 5, and a crushing motor 22 for driving the crushing roller 21 to rotate is fixedly connected to one side wall of the feeding box 5. The uniform spreading mechanism 8 includes a rotating motor 23 fixedly connected to the top wall of the supporting frame 1, and a transmission shaft 24 is connected to the output end of the rotating motor 23, and a rotating support plate 25 fixedly connected to the feeding box 5 is fixedly connected to the transmission shaft 24.

[0026] When in use, the user places the bagged covering agent on the support platform 18, passes the fixing needle 20 through the four corners of the covering agent packaging bag and inserts it into each group of fixing plates 19 to fix the bagged covering agent on the support platform 18, opens the covering agent packaging bag, and pours out the covering agent therein conveniently, turns on the two groups of crushing motors 22 to make them rotate forward, and then the two groups of crushing rollers 21 rotate relatively to crush the poured covering agent to prevent agglomeration, and the crushed covering agent falls to the bottom of the feeding box 5, turns on the driving motor 12 to make it rotate forward, and then the double-headed screw 11 rotates accordingly. The two groups of movable supports 14 are driven to move oppositely along the supporting guide rod 13, and the connecting rod 15 and the discharge plate 16 slide oppositely along the supporting groove 17 to open the discharge port at the bottom of the feeding box 5. The size of the discharge port can be adjusted by the spacing of the discharge plates 16 to control the feeding amount. The rotating motor 23 is turned on to drive the transmission shaft 24 to rotate, and the transmission shaft 24 drives the rotating support plate 25 and the slider 4 to rotate along the slide groove 3, so as to facilitate the uniform spreading of the covering agent into the middle bag. The above is the entire use process of the covering agent automatic feeding device of the entire middle bag.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0029] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. An automatic feeding device for a covering agent of a tundish, comprising a support frame and a support ring fixedly arranged on the side wall of the support frame, wherein the support ring is provided with a slide groove, a slider is slidably connected to the slide groove, and a feeding box is fixedly connected to the slider, characterized in that: It also includes an adjustable feeding mechanism, which is arranged on the feeding box, a covering agent crushing mechanism, which is arranged in the feeding box, and a uniform material spreading mechanism, which is arranged on the supporting frame.

2. The automatic covering agent feeding device for a tundish according to claim 1, characterized in that: The adjustable feeding mechanism includes a connecting plate fixedly connected to the side wall of the feeding box, a supporting box fixedly connected to the connecting plate, a double-headed screw is rotatably connected between the two side walls of the supporting box, a driving motor that drives the double-headed screw to rotate is fixedly connected to one side wall of the supporting box, a supporting guide rod is fixedly connected between the two side walls of the supporting box, a movable support is threadedly connected to the double-headed screw, the other end of the movable support is slidably arranged on the supporting guide rod, a connecting rod is fixedly connected to the bottom of the movable support, a discharging plate is fixedly connected to the connecting rod, and a supporting groove that is slidably connected to the discharging plate is provided at the bottom of the connecting rod.

3. The automatic covering agent feeding device for a tundish according to claim 2, characterized in that: The covering agent crushing mechanism includes a support platform fixedly connected to the top of the feeding box, fixed plates are fixedly connected at the four corners of the support platform, fixed needles are inserted and fixedly connected to the fixed plate, crushing rollers are rotatably connected between the two side walls of the feeding box, and a crushing motor that drives the crushing rollers to rotate is fixedly connected to one side wall of the feeding box.

4. The automatic covering agent feeding device for a tundish according to claim 3 is characterized in that: The uniform material spreading mechanism comprises a rotating motor fixedly connected to the top wall of the supporting frame, a transmission shaft is connected to the output end of the rotating motor, and a rotating support plate fixedly connected to the feeding box is fixedly connected to the transmission shaft.

5. The automatic covering agent feeding device for a tundish according to claim 4, characterized in that: The top of the feeding box is fixedly connected with a baffle plate, the bottom of the support box is provided with an opening, and the middle of the double-headed screw is fixedly connected with a limiting disk.

6. The automatic covering agent feeding device for a tundish according to claim 5, characterized in that: The movable support and the connecting rod are symmetrically arranged at two ends of the support box, and the discharge plate is symmetrically arranged at two ends of the support groove.

7. The automatic covering agent feeding device for a tundish according to claim 6, characterized in that: The supporting stand is arranged in an inverted U shape, the supporting ring is arranged in a circular ring shape, and the sliding block is arranged in an inverted L shape.

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