CN115369254A

CN115369254A - Electroslag furnace speed regulating unit capable of realizing multistage regulation and method

Info

Publication number: CN115369254A
Application number: CN202210984384.XA
Authority: CN
Inventors: 吴春春; 张良; 吴成森; 郭友红
Original assignee: Shanghai Suwei Special Alloy Co ltd
Current assignee: Shanghai Suwei Special Alloy Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-11-22

Abstract

The invention discloses an electroslag furnace speed regulating unit and method capable of realizing multistage regulation, and relates to the field of electroslag furnaces, and the electroslag furnace speed regulating unit comprises a vertical column, wherein a speed regulating box is fixedly arranged at the bottom of one side of the vertical column, a speed regulating mechanism is connected onto the speed regulating box, the speed regulating mechanism comprises a driving motor, the driving motor is fixedly arranged on the outer side surface of the speed regulating box, a bearing disc is fixedly arranged at the lower end of the vertical column, a lifting frame is sleeved on the outer side of the vertical column, a rotating shaft is arranged at the output end of the driving motor, a first gear is fixedly sleeved at one end, far away from the driving motor, of the outer side of the rotating shaft, and a first electric cylinder is fixedly arranged on the inner side wall, close to the bottom, of the speed regulating box; the electric slag furnace speed regulation device has the advantages of convenient multi-stage speed regulation function, high automation degree, improved working efficiency of the electric slag furnace, capability of quickly regulating the direction of the speed regulation unit and the initial height of the electrode, and convenient operation.

Description

Electroslag furnace speed regulating unit capable of realizing multistage regulation and method

Technical Field

The invention relates to the field of electroslag furnaces, in particular to an electroslag furnace speed regulating unit and method capable of realizing multistage regulation.

Background

With the continuous development of economic construction, the metallurgical industry is required to provide special steel with fine quality and high purity. The electroslag furnace is a special smelting device which utilizes remelting current to generate heat energy to melt a consumable electrode inserted into a slag pool, and metal molten drops are crystallized into electroslag ingots in a water-cooled crystallizer after being cleaned by slag liquid, and the electroslag furnace is indispensable production equipment of special steel mills.

The existing speed regulating unit for the electroslag furnace has certain defects when in use, generally, an electrode can move up and down at a specific speed, the function of multi-stage speed regulation cannot be realized, the automation degree is low, the working efficiency of the electroslag furnace is low, and the direction of the speed regulating unit and the initial height of the electrode cannot be quickly adjusted.

Disclosure of Invention

The invention aims to provide an electroslag furnace speed regulating unit and method capable of realizing multistage regulation so as to solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an electroslag furnace speed governing unit that can realize multistage regulation, includes vertical post, one side bottom fixed mounting of vertical post has the speed governing case, be connected with speed governing mechanism on the speed governing case, speed governing mechanism includes driving motor, and driving motor fixed mounting is at the lateral surface of speed governing case, the lower extreme fixed mounting of vertical post bears the weight of the dish, the outside cover of vertical post is equipped with lifting frame.

As a further scheme of the invention: the output end of the driving motor is provided with a rotating shaft, one end of the outer side of the rotating shaft, away from the driving motor, is fixedly sleeved with a first gear, the inner side wall of the speed regulating box is close to the bottom and fixedly provided with a first electric cylinder, the output end of the first electric cylinder is provided with a first telescopic rod, one end of the first telescopic rod is fixedly connected with a connecting plate, the outer side surface of the connecting plate is fixedly provided with a second electric cylinder, the output end of the second electric cylinder is provided with a second telescopic rod penetrating through the connecting plate, one end of the second telescopic rod is fixedly connected with a bearing shell, the inner side of the bearing shell is provided with a worm, one side, close to the first gear, of the inner bottom surface of the speed regulating box is provided with a second gear, and a screw shaft is arranged on the second gear in a penetrating manner.

As a further scheme of the invention: the outside of worm is provided with a plurality of groups of pitch sections, and the pitch variation of a plurality of groups of pitch sections, the connecting plate sets up the outside at the speed governing case through first telescopic link activity, the worm runs through on the speed governing case through the activity of second telescopic link cooperation bearing housing, first gear passes through axis of rotation movable mounting in the inside of speed governing case, first gear meshes with the worm mutually, and the worm meshes with the second gear mutually.

As a further scheme of the invention: the upper side of speed adjusting box is provided with removable cover, and is connected with the connection hinge between removable cover and the speed adjusting box, the inside of speed adjusting box just is located the equal fixedly connected with internal thread post in both sides angular position, removable cover's upper surface just is located both sides angular position and all runs through and is provided with fastening screw, and two sets of fastening screw pass removable cover and two sets of internal thread post threaded connection respectively.

As a further scheme of the invention: the lifting frame is characterized in that a lifting block is fixedly connected to one side, close to the screw shaft, of the lifting frame, a threaded hole penetrates through the upper surface of the lifting block, the lifting block is in threaded connection with the screw shaft through the threaded hole, the cross section of the lifting frame is arranged in a square shape, a bearing cap is fixedly mounted at the top of one side, close to the lifting block, of the vertical column, the bearing cap is rotatably connected with the screw shaft, a limiting shell is fixedly mounted at the bottom of one side, close to the lifting block, of the vertical column, and the limiting shell is sleeved on the outer side of the screw shaft.

As a further scheme of the invention: bear the outside of dish and seted up the ring channel, the equal fixedly connected with rotor plate in both sides bottom of vertical post, it is two sets of the equal fixedly connected with sliding block in inboard of rotor plate, the lower surface intermediate position fixedly connected with dwang of vertical post, the lower surface intermediate position of bearing the dish runs through and has seted up the dead eye, the fixed handle of outside bottom fixedly connected with of speed governing case.

As a further scheme of the invention: two sets of the cross sectional shape of rotor plate all is the setting of L type, and is two sets of the sliding block all is located the inside of ring channel, and two sets of rotor plates and two sets of sliding blocks all set up about the dwang symmetry, the dwang is located the inside of dead eye, and vertical post passes through dwang cooperation dead eye movable mounting at the upside that bears the dish.

An electroslag furnace speed regulating method capable of realizing multistage regulation comprises the following specific steps:

the method comprises the following steps: the driving motor on the outer side of the speed regulating box is started to drive the rotating shaft and the first gear to rotate together, so that the worm is driven to rotate under the meshing action of the first gear and the worm, and the second gear is driven to rotate under the meshing action of the worm and the second gear, so that the screw shaft can rotate under the matching of the bearing cap;

step two: through starting the electronic jar of first on the speed governing case inside wall, drive first telescopic link and extend to drive the connecting plate and keep away from the speed governing case and remove, start the electronic jar of second in the connecting plate outside after that, drive the second telescopic link and extend, thereby drive the worm and run through the speed governing case and remove, and then make the lead screw axle rotate with different speed under the cooperation of the pitch section of a plurality of groups pitch variation in size, accomplish the operation.

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

1. the driving motor outside the speed regulation box is started to drive the rotating shaft and the first gear to rotate together, so that the worm is driven to rotate under the meshing action of the first gear and the worm, the second gear is driven to rotate under the meshing action of the worm and the second gear, the screw shaft can rotate under the matching of the bearing cap, the first electric cylinder on the inner side wall of the speed regulation box is started to drive the first telescopic rod to extend, the connecting plate is driven to move away from the speed regulation box, the second electric cylinder outside the connecting plate is started to drive the second telescopic rod to extend, the worm is driven to penetrate through the speed regulation box to move, the screw shaft is driven to rotate at different speeds under the matching of a plurality of groups of pitch sections with different pitch sizes, the function of convenient multi-stage speed regulation is achieved, the automation degree is high, and the working efficiency of the electroslag furnace is improved.

2. Drive vertical post through fixed handle cooperation dwang and dead eye and rotate at the upside that bears the weight of the dish, the inboard sliding block of two sets of rotor plates all slides in the inside of ring channel this moment, has ensured the rotational stability of vertical post, then the elevator passes through screw hole and screw shaft threaded connection for lifting frame can reciprocate along the outside of vertical post, can be swift to the position of speed governing unit and the initial height adjustment of electrode, convenient operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a coupling structure of the speed-adjusting box of the present invention.

Fig. 3 is a schematic view of a connection structure of the governor mechanism of the present invention.

Fig. 4 is a schematic view of a connection structure of the bearing plate and the vertical column of the present invention.

Fig. 5 is a schematic view of a connection structure of the lifting frame and the vertical column according to the present invention.

FIG. 6 is a side view of the present invention.

In the figure: 1. a vertical column; 2. a speed regulating box; 3. a speed regulating mechanism; 301. a drive motor; 302. a rotating shaft; 303. a first gear; 305. a first electric cylinder; 306. a connecting plate; 307. a second electric cylinder; 308. a bearing housing; 309. a worm; 310. a second gear; 311. a screw shaft; 4. a carrier tray; 5. a lifting frame; 6. rotating the rod; 7. a bearing bore; 8. an annular groove; 9. a rotating plate; 10. a slider; 11. fixing a handle; 12. a lifting block; 13. a threaded hole; 14. a bearing cap; 15. a limiting shell; 16. a removable cover plate; 17. an internally threaded post; 18. and (5) fastening the screw rod.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Example 1:

referring to fig. 1-6, the present invention provides a technical solution: an electroslag furnace speed regulating unit capable of realizing multistage regulation comprises a vertical column 1, wherein a speed regulating box 2 is fixedly mounted at the bottom of one side of the vertical column 1, the speed regulating box 2 is connected with a speed regulating mechanism 3, the speed regulating mechanism 3 comprises a driving motor 301, the driving motor 301 is fixedly mounted on the outer side surface of the speed regulating box 2, a bearing disc 4 is fixedly mounted at the lower end of the vertical column 1, and a lifting frame 5 is sleeved on the outer side of the vertical column 1;

in this embodiment, referring to fig. 1-3, an output end of a driving motor 301 is provided with a rotating shaft 302, one end of the outer side of the rotating shaft 302, which is far away from the driving motor 301, is fixedly sleeved with a first gear 303, the inner side wall of a speed-adjusting box 2, which is close to the bottom, is fixedly provided with a first electric cylinder 305, the output end of the first electric cylinder 305 is provided with a first telescopic rod, one end of the first telescopic rod is fixedly connected with a connecting plate 306, the outer side surface of the connecting plate 306 is fixedly provided with a second electric cylinder 307, the output end of the second electric cylinder 307 is provided with a second telescopic rod which penetrates through the connecting plate 306, one end of the second telescopic rod is fixedly connected with a bearing shell 308, the inner side of the bearing shell 308 is provided with a worm 309, one side of the inner bottom surface of the speed-adjusting box 2, which is close to the first gear 303, is provided with a second gear 310, the second gear 310 is provided with a screw shaft 311, the outer side of the worm 309 is provided with a plurality of groups of thread pitch sections, the thread pitches of the plurality of groups of thread pitch sections are different in size, the connecting plate 306 is movably arranged outside the speed regulating box 2 through a first telescopic rod, the worm 309 is movably penetrated through the speed regulating box 2 through a second telescopic rod matched with a bearing shell 308, the first gear 303 is movably arranged inside the speed regulating box 2 through a rotating shaft 302, the first gear 303 is meshed with the worm 309, the worm 309 is meshed with a second gear 310, the upper side of the speed regulating box 2 is provided with a movable cover plate 16, a connecting hinge is connected between the movable cover plate 16 and the speed regulating box 2, the inner part of the speed regulating box 2 at two side angle positions is fixedly connected with internal thread columns 17, the upper surface of the movable cover plate 16 at two side angle positions is provided with fastening screw rods 18 in a penetrating manner, and the two groups of fastening screw rods 18 respectively penetrate through the movable cover plate 16 and are in threaded connection with the two groups of internal thread columns 17;

specifically, by starting the driving motor 301 outside the speed regulation box 2, the rotating shaft 302 and the first gear 303 are driven to rotate together, so that the worm 309 is driven to rotate under the meshing action of the first gear 303 and the worm 309, and then the second gear 310 is driven to rotate under the meshing action of the worm 309 and the second gear 310, so that the screw shaft 311 can rotate under the cooperation of the bearing cap 14, meanwhile, the first electric cylinder 305 on the inner side wall of the speed regulation box 2 is started, the first telescopic rod is driven to extend, the connecting plate 306 is driven to move away from the speed regulation box 2, then, the second electric cylinder 307 outside the connecting plate 306 is started, the second telescopic rod is driven to extend, so that the worm 309 is driven to move through the speed regulation box 2, and further, the screw shaft 311 is driven to rotate at different speeds under the cooperation of a plurality of groups of pitch sections with different pitch sizes, the multi-stage speed regulation function is convenient, the degree of automation is high, and the working efficiency of the electroslag furnace is improved.

Example 2:

in this embodiment, referring to fig. 1, 4, and 5, the present invention provides a technical solution: an electroslag furnace speed regulating unit capable of realizing multi-stage regulation, wherein a lifting block 12 is fixedly connected to one side of a lifting frame 5 close to a screw rod shaft 311, a threaded hole 13 is formed in the upper surface of the lifting block 12 in a penetrating mode, the lifting block 12 is in threaded connection with the screw rod shaft 311 through the threaded hole 13, the section of the lifting frame 5 is in a square shape, a bearing cap 14 is fixedly installed at the top of one side of a vertical column 1 close to the lifting block 12, the bearing cap 14 is rotatably connected with the screw rod shaft 311, a limiting shell 15 is fixedly installed at the bottom of one side of the vertical column 1 close to the lifting block 12, the limiting shell 15 is sleeved on the outer side of the screw rod shaft 311, an annular groove 8 is formed in the outer side of a bearing disc 4, the bottom parts of two sides of a vertical column 1 are fixedly connected with rotating plates 9, the inner sides of two groups of rotating plates 9 are fixedly connected with sliding blocks 10, the middle position of the lower surface of the vertical column 1 is fixedly connected with a rotating rod 6, the middle position of the lower surface of a bearing disc 4 is provided with a bearing hole 7 in a penetrating way, the bottom part of the outer side of a speed regulating box 2 is fixedly connected with a fixed handle 11, the cross-sectional shapes of the two groups of rotating plates 9 are arranged in an L shape, the two groups of sliding blocks 10 are arranged in an annular groove 8, the two groups of rotating plates 9 and the two groups of sliding blocks 10 are symmetrically arranged about the rotating rod 6, the rotating rod 6 is arranged in the bearing hole 7, and the vertical column 1 is movably arranged on the upper side of the bearing disc 4 through the rotating rod 6 matching with the bearing hole 7;

it is specific, it is rotatory at the upside that bears dish 4 to drive vertical post 1 through fixed handle 11 cooperation dwang 6 and dead eye 7, the inboard sliding block 10 of two sets of rotor plates 9 all slides in the inside of ring channel 8 this moment, the stability of rotation of vertical post 1 has been ensured, elevator 12 passes through screw hole 13 and screw shaft 311 threaded connection after that, make lifting frame 5 reciprocate along the outside of vertical post 1, can be swift adjust the position of speed governing unit and the initial height of electrode, and convenient operation.

The working principle and the using process of the invention are as follows: firstly, a worker drives the vertical column 1 to rotate on the upper side of the bearing disc 4 through the fixed handle 11 in cooperation with the rotating rod 6 and the bearing hole 7, at the moment, the sliding blocks 10 on the inner sides of the two groups of rotating plates 9 slide in the annular groove 8, so that the rotational stability of the vertical column 1 is ensured, then the lifting block 12 is in threaded connection with the screw shaft 311 through the threaded hole 13, so that the lifting frame 5 can move up and down along the outer side of the vertical column 1, the direction of the speed regulating unit and the initial height of an electrode can be quickly and conveniently adjusted, when the electric lifting device is used, the rotating shaft 302 and the first gear 303 are driven to rotate together by starting the driving motor 301 on the outer side of the speed regulating box 2, so that the worm 309 is driven to rotate under the meshing action of the first gear 303 and the worm 309, and the second gear 310 is driven to rotate under the meshing action of the worm 309 and the second gear 310, so that the screw shaft 311 can rotate under the cooperation of the bearing cap 14 and the limiting shell 15, and simultaneously, the first electric cylinder 305 on the inner side wall of the speed regulating box 2 is started to drive the first telescopic rod to extend, thereby driving the connecting plate 306 to move away from the speed regulating box 2, and then the second electric cylinder 307 on the outer side of the connecting plate 306 is started to drive the second telescopic rod to extend, thereby driving the worm 309 on the inner side of the bearing shell 308 to penetrate through the speed regulating box 2 to move, thereby enabling the screw shaft 311 to rotate at different speeds under the cooperation of a plurality of groups of pitch sections with different pitch sizes, and having the function of convenient multi-stage speed regulation, the degree of automation is high, the working efficiency of the electroslag furnace is improved, when the speed regulating box 2 breaks down, the movable cover plate 16 is opened through the connection hinge in cooperation with two groups of fastening screws 18 and two groups of internal thread columns 17, so as to overhaul and maintain the speed regulating mechanism 3, the operation is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a can realize electroslag furnace speed governing unit of multistage regulation, includes vertical post (1), its characterized in that: the utility model discloses a vertical column (1) for the automobile safety device, including vertical column, speed governing box (1), one side bottom fixed mounting has speed governing box (2), be connected with speed governing mechanism (3) on speed governing box (2), speed governing mechanism (3) include driving motor (301), and driving motor (301) fixed mounting is at the lateral surface of speed governing box (2), the lower extreme fixed mounting of vertical column (1) bears dish (4), the outside cover of vertical column (1) is equipped with lifting frame (5).

2. The electroslag furnace speed regulating unit capable of realizing multistage regulation according to claim 1, which is characterized in that: the output end of the driving motor (301) is provided with a rotating shaft (302), one end, far away from the driving motor (301), of the outer side of the rotating shaft (302) is fixedly sleeved with a first gear (303), the inner side wall of the speed regulating box (2) is close to the bottom and fixedly provided with a first electric cylinder (305), the output end of the first electric cylinder (305) is provided with a first telescopic rod, one end of the first telescopic rod is fixedly connected with a connecting plate (306), the outer side surface of the connecting plate (306) is fixedly provided with a second electric cylinder (307), the output end of the second electric cylinder (307) is provided with a second telescopic rod penetrating through the connecting plate (306), one end of the second telescopic rod is fixedly connected with a bearing shell (308), the inner side of the bearing shell (308) is provided with a worm (309), one side, close to the first gear (303), of the inner bottom surface of the speed regulating box (2) is provided with a second gear (310), and the second gear (310) is provided with a screw shaft (311) in a penetrating manner.

3. The electroslag furnace speed regulating unit capable of realizing multistage regulation according to claim 2, wherein: the outside of worm (309) is provided with a plurality of groups of pitch sections, and the pitch size of a plurality of groups of pitch sections is different, connecting plate (306) set up in the outside of speed adjusting box (2) through first telescopic link activity, worm (309) run through on speed adjusting box (2) through second telescopic link cooperation bearing housing (308) activity, first gear (303) are through axis of rotation (302) movable mounting in the inside of speed adjusting box (2), first gear (303) mesh with worm (309) mutually, and worm (309) mesh with second gear (310) mutually.

4. The electroslag furnace speed regulating unit capable of realizing multistage regulation according to claim 1, which is characterized in that: the upper side of speed adjusting box (2) is provided with removable cover (16), and is connected with the connection hinge between removable cover (16) and speed adjusting box (2), the inside of speed adjusting box (2) just is located the equal fixedly connected with internal thread post (17) in both sides angular position, the upper surface of removable cover (16) just is located both sides angular position and all runs through and is provided with fastening screw (18), and two sets of fastening screw (18) pass removable cover (16) respectively with two sets of internal thread post (17) threaded connection.

5. The electroslag furnace speed regulating unit capable of realizing multistage regulation according to claim 1, which is characterized in that: one side of the lifting frame (5) close to the screw rod shaft (311) is fixedly connected with a lifting block (12), the upper surface of the lifting block (12) penetrates through a threaded hole (13), the lifting block (12) is in threaded connection with the screw rod shaft (311) through the threaded hole (13), the cross section of the lifting frame (5) is arranged in a square shape, a bearing cap (14) is fixedly mounted at the top of one side of the vertical column (1) close to the lifting block (12), the bearing cap (14) is rotatably connected with the screw rod shaft (311), a limiting shell (15) is fixedly mounted at the bottom of one side of the vertical column (1) close to the lifting block (12), and the limiting shell (15) is sleeved on the outer side of the screw rod shaft (311).

6. The electroslag furnace speed regulating unit capable of realizing multistage regulation according to claim 1, which is characterized in that: bear the outside of dish (4) and seted up ring channel (8), the equal fixedly connected with rotor plate (9) in both sides bottom of vertical post (1), it is two sets of the equal fixedly connected with sliding block (10) in inboard of rotor plate (9), the lower surface intermediate position fixedly connected with dwang (6) of vertical post (1), the lower surface intermediate position that bears dish (4) runs through and has seted up dead eye (7), outside bottom fixedly connected with fixed handle (11) of speed governing case (2).

7. The electroslag furnace speed regulating unit capable of realizing multistage regulation according to claim 6, which is characterized in that: two sets of the cross sectional shape of rotor plate (9) all is the setting of L type, and is two sets of sliding block (10) all are located the inside of ring channel (8), and two sets of rotor plates (9) and two sets of sliding block (10) all set up about dwang (6) symmetry, dwang (6) are located the inside of dead eye (7), and vertical post (1) through dwang (6) cooperation dead eye (7) movable mounting bear the upside of dish (4).

8. An electroslag furnace speed regulating method capable of realizing multistage regulation is characterized in that: the speed regulation method comprises the following specific steps:

the method comprises the following steps: the driving motor (301) on the outer side of the speed regulating box (2) is started to drive the rotating shaft (302) and the first gear (303) to rotate together, so that the worm (309) is driven to rotate under the meshing action of the first gear (303) and the worm (309), and the second gear (310) is driven to rotate under the meshing action of the worm (309) and the second gear (310), so that the screw shaft (311) can rotate under the matching of the bearing cap (14);

step two: through first electronic jar (305) on starting speed governing case (2) inside wall, drive first telescopic link and extend, thereby drive connecting plate (306) and keep away from speed governing case (2) and remove, start electronic jar (307) of second in connecting plate (306) outside after that, drive the second telescopic link and extend, thereby drive worm (309) and run through speed governing case (2) and remove, and then make lead screw axle (311) rotate with different rates under the cooperation of the pitch section of a plurality of groups pitch variation in size, the completion operation.