CN217121727U - Stopper rod centering calibrating device suitable for middle package - Google Patents
Stopper rod centering calibrating device suitable for middle package Download PDFInfo
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- CN217121727U CN217121727U CN202220716737.3U CN202220716737U CN217121727U CN 217121727 U CN217121727 U CN 217121727U CN 202220716737 U CN202220716737 U CN 202220716737U CN 217121727 U CN217121727 U CN 217121727U
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- stopper rod
- fixed sleeve
- stopper
- tundish
- adjusting mechanism
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Abstract
A stopper centering calibration device suitable for a tundish comprises an infrared part, a stopper aligning part, a transverse adjusting mechanism, a longitudinal adjusting mechanism and a stroke measuring mechanism; the infrared part is arranged at the top end of the water feeding port of the tundish; the longitudinal adjusting mechanism is arranged on the outer side wall of the tundish; the stroke measuring mechanism is arranged on the longitudinal adjusting mechanism; the transverse adjusting mechanism is arranged at the top end of the longitudinal adjusting mechanism; the stopper rod aligning part is arranged on the transverse adjusting mechanism, and the stopper rod aligning part is positioned in an inner cavity of the tundish. The utility model provides the high calibration precision of stopper stick ensures that the mouth of a river can be accurately plugged up to the stopper stick.
Description
Technical Field
The utility model relates to a stopper stick centering calibrating device suitable for middle package belongs to ferrous metallurgy technical field.
Background
The tundish is a refractory container used in short-process steelmaking, receives molten steel poured from a ladle, and then distributes the molten steel into each crystallizer through a tundish nozzle; the stopper rod is a part for controlling the opening and closing of pouring of the tundish; the stopper rod can control the flow of molten steel between the tundish and the crystallizer, and can also blow inert gas into the tundish, so that the functions of simultaneously controlling the flow of the molten steel and purifying are achieved; in the using process, the central line of the stopper rod and the central line of the water feeding port bag of the tundish can play a role in closing control only when being in the same line; however, in practical use, because the tundish is in a high-temperature roasting environment for a long time, each part is easy to deform, once the plug plate deviates, the plug plate can not align with the water feeding port any more, and the function of accurately controlling the on-off of molten steel cannot be realized; the centering precision of the traditional adjusting stopper rod is adjusted through manual visual inspection, and the stopper rod is easy to collide with the side wall of the water feeding port under the condition of low precision of the adjusting mode, so that the stopper rod cannot be closed tightly in the pouring process, the pouring of molten steel cannot be stopped, and the operation of changing the water port during continuous pouring is influenced; meanwhile, the central line of the stopper rod and the central line of the water feeding port are not aligned, so that the stopper rod is stressed non-perpendicularly in the flow collecting process to cause the accidents of rod breaking or water feeding port gouging, and the steel overflow of the crystallizer can be caused to interrupt production in serious cases; therefore, equipment for assisting the stopper rod in centering is needed, and the stopper rod can be required to be accurately superposed with the central line of the water feeding port, so that the stopper rod can be ensured to be capable of tightly controlling the on-off of the water feeding port.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a stopper stick centering calibrating device suitable for middle package, and it can ensure the central line of stopper stick and the central line alignment coincidence of the mouth of a river of feeding.
The problem is solved through following technical scheme:
a stopper centering calibration device suitable for a tundish comprises an infrared part, a stopper aligning part, a transverse adjusting mechanism, a longitudinal adjusting mechanism and a stroke measuring mechanism; the infrared part is arranged at the top end of the water feeding port of the tundish; the longitudinal adjusting mechanism is arranged on the outer side wall of the tundish; the stroke measuring mechanism is arranged on the longitudinal adjusting mechanism; the transverse adjusting mechanism is arranged at the top end of the longitudinal adjusting mechanism; the stopper aligning part is arranged on the transverse adjusting mechanism and is positioned in an inner cavity of the tundish; the infrared part comprises a disc, a cylinder, a horizontal bubble, a leveling screw and an infrared emitter; the cylinder is vertically arranged in the middle of the lower end face of the disc, and is inserted in the channel of the water feeding port; a plurality of leveling screws are equidistantly arranged on the disc along the circumferential direction of the disc, and the screws are pressed on the outer wall of the water inlet; the horizontal air bubbles are arranged on the upper end surface of the disc; the infrared emitter is arranged in the middle of the upper end face of the disc.
According to the stopper centering and calibrating device suitable for the tundish, the longitudinal adjusting mechanism comprises a sliding rod, a fixing sleeve, a rack, a sector gear, a positioning bolt and a pressing handle; the fixed sleeve is arranged on the outer wall of the tundish through a bracket, and the central line of the fixed sleeve is a vertical line; a through hole is formed in the center of the fixed sleeve along the direction of the central line of the fixed sleeve, and the sliding rod is inserted into the vertical through hole of the fixed sleeve; the positioning bolt is arranged at the bottom end of the fixed sleeve, and the side wall of the positioning bolt penetrating through the fixed sleeve is in contact pressure on the outer wall of the sliding rod; a rack is arranged at the lower end of the sliding rod; the sector gear is arranged on the fixing sleeve and is in meshed transmission with the rack; the pressing handle is connected with the sector gear.
According to the stopper centering calibration device suitable for the tundish, the stroke measuring mechanism comprises a scale, a pointer and a viewing window; the scale is arranged on the outer wall of the sliding rod; the side wall of the fixed sleeve is provided with an observation window which penetrates inside and outside, and the position of the scale corresponds to the position of the observation window; the pointer is arranged on the outer wall of the fixed sleeve and is positioned on one side of the observation window.
The stopper centering and calibrating device suitable for the tundish comprises a transverse adjusting mechanism, a transverse adjusting mechanism and a positioning mechanism, wherein the transverse adjusting mechanism comprises an adjusting support plate and a cross beam; the adjusting support plate is arranged at the top end of the sliding rod; the adjusting support plate is provided with an arc-shaped hole, and the axis of the sliding rod penetrates through the circle center of the arc-shaped hole of the adjusting support plate; one end of the cross beam is in shaft connection with the upper end of the sliding rod, and the lower end face of the cross beam is in contact with the upper end face of the adjusting support plate; the position of the cross beam right above the arc-shaped hole is provided with a vertical positioning hole, and the bolt simultaneously penetrates through the positioning hole of the cross beam and the arc-shaped hole of the adjusting support plate.
The stopper centering calibration device suitable for the tundish comprises a stopper aligning part, a positioning part and a positioning part, wherein the stopper aligning part comprises a calibration bolt, an upper stopper, a spherical surface adjusting pad and a lower stopper; the inner parts of the upper stopper rod and the lower stopper rod are both provided with penetrating through holes, and the lower end of the upper stopper rod is in threaded connection with the upper end of the lower stopper rod; the end, far away from the sliding rod, of the cross beam is provided with a vertical through hole, the upper stopper rod penetrates through the vertical through hole, the number of the spherical adjusting pads is two, the two spherical adjusting pads are sleeved on the outer wall of the upper stopper rod and are respectively in contact pressure on the upper end surface and the lower end surface of the cross beam, a nut is in contact pressure on the upper side of the spherical adjusting pad on the upper side, and a nut is in contact pressure on the lower side of the spherical adjusting pad on the lower side; the calibration bolt is arranged in a hole at the top end of the upper stopper rod.
According to the stopper rod centering calibration device suitable for the tundish, the calibration bolt is provided with a through hole in the vertical direction; the axial leads of the upper stopper rod, the lower stopper rod and the calibration bolt are mutually overlapped.
The utility model discloses an infrared part and stopper stick aim at the cooperation of part, have ensured the coincidence of the central line of stopper stick and last mouth of a river effectively, make the stopper stick can closely plug up the last mouth of a river of centre package, avoided in the past because of stopper stick and the not tight emergence that leads to revealing the incident of last mouth of a river laminating.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
fig. 2 is a schematic view of a partially enlarged structure of the present invention a;
FIG. 3 is a schematic top view of the cross beam of the present invention;
fig. 4 is a schematic view of the structure of the infrared part of the present invention.
The list of labels in the figure is: 1. the device comprises a tundish, a water feeding port, a disc, a cylinder, a horizontal bubble, a leveling screw, an infrared emitter, a sliding rod, a fixing sleeve, a rack, a sector gear, a positioning bolt, a pressing handle, a scale, a pointer, a sliding rod, a fixing sleeve, a rack, a sector gear, a positioning bolt, a pressing handle, a scale, a pointer, a supporting plate, a cross beam, a calibration bolt, an upper stopper, a spherical adjusting pad and a lower stopper, wherein the tundish comprises a tundish, 2, a water feeding port, 3, the disc, the cylinder, 4, the horizontal bubble, 6, the leveling screw, 7, the sliding rod, the fixing sleeve, 10, the rack, 11, the sector gear, 12, the positioning bolt, 13, the pressing handle, 14, the scale, 15, the pointer, 16, the cross beam, 18, the calibration bolt, the upper stopper, 20, the spherical adjusting pad and the lower stopper.
Detailed Description
Referring to fig. 1, 2, 3 and 4, the present invention includes an infrared portion, a stopper rod aligning portion, a transverse adjusting mechanism, a longitudinal adjusting mechanism and a stroke measuring mechanism; the infrared part is arranged at the top end of the water feeding port 2 of the tundish 1; the infrared part emits infrared rays, infrared rays pass through the stopper aligning part, and if the infrared rays are observed on the end face, the stopper is aligned; the longitudinal adjusting mechanism is arranged on the outer side wall of the tundish 1; the stroke measuring mechanism is arranged on the longitudinal adjusting mechanism; the transverse adjusting mechanism is arranged at the top end of the longitudinal adjusting mechanism; the stopper rod alignment portion is disposed on the lateral adjustment mechanism and is located within the internal cavity of the tundish 1.
The infrared part comprises a disc 3, a cylinder 4, a horizontal bubble 5, a leveling screw 6 and an infrared emitter 7; the cylinder 4 is vertically arranged in the middle of the lower end face of the disc 3, and the cylinder 4 is inserted in the channel of the water feeding port 2; a plurality of leveling screws 6 are equidistantly arranged on the disc 3 along the circumferential direction of the disc, and the screws are pressed on the outer wall of the water inlet 2; the levelness of the disc 3 is adjusted by adjusting each leveling screw 6 until the horizontal bubble 5 shows that the plane of the disc 3 is horizontal; the horizontal air bubbles 5 are arranged on the upper end surface of the disc 3; the infrared emitter 7 is arranged in the middle of the upper end face of the disc 3; the infrared emitter 7 emits infrared light vertically upward.
The longitudinal adjusting mechanism comprises a sliding rod 8, a fixed sleeve 9, a rack 10, a sector gear 11, a positioning bolt 12 and a pressing handle 13; the fixed sleeve 9 is arranged on the outer wall of the tundish 1 through a bracket, and the central line of the fixed sleeve 9 is a vertical line; a through hole is formed in the center of the fixed sleeve 9 along the direction of the central line of the fixed sleeve, and the sliding rod 8 is inserted into the vertical through hole of the fixed sleeve 9; the sliding rod 8 can slide in the through hole of the fixed sleeve 9, the positioning bolt 12 is arranged at the bottom end of the fixed sleeve 9, the side wall penetrating the fixed sleeve 9 is contacted and pressed on the outer wall of the sliding rod 8, and the sliding rod 8 and the fixed sleeve 9 can be relatively fixed when the positioning bolt 12 is screwed; a rack 10 is arranged at the lower end of the sliding rod 8; the sector gear 11 is arranged on the fixed sleeve 9, and the sector gear 11 is in meshing transmission with the rack 10; the pressing handle 13 is connected with the sector gear 11, and the pressing handle 13 is pulled by a worker, so that the sector gear 11 rotates to drive the rack 10 to move in the vertical direction, and the slide rod 8 is driven to move in the vertical direction.
The stroke measuring mechanism comprises a scale 14, a pointer 15 and a viewing window; the scale 14 is arranged on the outer wall of the sliding rod 8; the side wall of the fixed sleeve 9 is provided with an observation window which penetrates inside and outside, and the position of the scale 14 corresponds to the position of the observation window; the pointer 15 is arranged on the outer wall of the fixed sleeve 9 and is positioned on one side of the observation window, and the staff can know the real-time distance of the stopper rod relative to the water feeding port 2 through the ruler 14.
The transverse adjusting mechanism comprises an adjusting support plate 16 and a cross beam 17; the adjusting support plate 16 is arranged at the top end of the sliding rod 8; an arc-shaped hole is formed in the adjusting support plate 16, and the axis of the sliding rod 8 penetrates through the circle center of the arc-shaped hole of the adjusting support plate 16; one end of the cross beam 17 is in shaft connection with the upper end of the sliding rod 8, and the lower end face of the cross beam 17 is in contact with the upper end face of the adjusting support plate 16; the cross beam 17 rotates by taking the axial lead of the slide bar 8 as a center, a vertical positioning hole is formed in the position, right above the arc-shaped hole, of the cross beam 17, and a bolt penetrates through the positioning hole of the cross beam 17 and the arc-shaped hole of the adjusting support plate 16 at the same time; after the cross beam 17 rotates to the position, bolts are used to penetrate through the positioning holes of the cross beam 17 and the arc-shaped holes of the adjusting support plate 16, so that the cross beam 17 and the adjusting support plate 16 are relatively fixed.
The stopper rod aligning part comprises a calibration bolt 18, an upper stopper rod 19, a spherical adjusting pad 20 and a lower stopper rod 21; the inner parts of the upper stopper rod 19 and the lower stopper rod 21 are both provided with a through hole, and the lower end of the upper stopper rod 19 is in threaded connection with the upper end of the lower stopper rod 21; a vertical through hole is formed in one end, far away from the sliding rod 8, of the cross beam 17, the upper stopper rod 19 penetrates through the vertical through hole, the number of the spherical adjusting pads 20 is two, the two spherical adjusting pads are sleeved on the outer wall of the upper stopper rod 19, the two spherical adjusting pads 20 are respectively pressed on the upper end face and the lower end face of the cross beam 17 in a contact mode, a nut is pressed above the spherical adjusting pad 20 located on the upper side in a contact mode, and a nut is pressed below the spherical adjusting pad 20 located on the lower side in a contact mode; the calibration bolt 18 is arranged in a hole at the top end of the upper stopper rod 19; the center line of the upper stopper rod 19 is adjusted by adjusting the spherical adjusting pad 20; the infrared ray can sequentially pass through the through holes of the lower stopper 21, the upper stopper 19 and the calibration bolt 18 from bottom to top.
The calibration bolt 18 is provided with a through hole in the vertical direction; the axial lines of the upper stopper rod 19, the lower stopper rod 21 and the calibration bolt 18 are coincident with each other.
The stopper rod alignment debugging process is as follows: the disc 3 is flatly placed on the water feeding port 2, the levelness of the disc is adjusted, the horizontal bubble 5 is ensured to be horizontal, and the infrared transmitter is started to emit infrared light; and adjusting the position of the cross beam 17 to enable the calibration bolt 18 to be positioned right above the infrared emitter 7, then finely adjusting the spherical surface adjustment pad 20, and changing the central line of the stopper rod 19 until infrared rays can be observed in the calibration bolt 18, which indicates that the central line of the stopper rod is aligned with the central line of the water feeding port 2 at the moment, and the stopper rod alignment operation is finished.
Claims (6)
1. The utility model provides a stopper stick centering calibrating device suitable for middle package which characterized in that: the device comprises an infrared part, a stopper rod aligning part, a transverse adjusting mechanism, a longitudinal adjusting mechanism and a stroke measuring mechanism; the infrared part is arranged at the top end of the water feeding port (2) of the tundish (1); the longitudinal adjusting mechanism is arranged on the outer side wall of the tundish (1); the stroke measuring mechanism is arranged on the longitudinal adjusting mechanism; the transverse adjusting mechanism is arranged at the top end of the longitudinal adjusting mechanism; the stopper aligning part is arranged on the transverse adjusting mechanism and is positioned in an inner cavity of the tundish (1); the infrared part comprises a disc (3), a cylinder (4), a horizontal bubble (5), a leveling screw (6) and an infrared emitter (7); the cylinder (4) is vertically arranged in the middle of the lower end face of the disc (3), and the cylinder (4) is inserted into a channel of the water feeding port (2); a plurality of leveling screws (6) are equidistantly arranged on the disc (3) along the circumferential direction of the disc, and the screws are pressed on the outer wall of the water feeding port (2); the horizontal air bubbles (5) are arranged on the upper end surface of the disc (3); the infrared emitter (7) is arranged in the middle of the upper end face of the disc (3).
2. The stopper rod centering device for a tundish according to claim 1, wherein: the longitudinal adjusting mechanism comprises a sliding rod (8), a fixed sleeve (9), a rack (10), a sector gear (11), a positioning bolt (12) and a pressing handle (13); the fixed sleeve (9) is arranged on the outer wall of the tundish (1) through a bracket, and the central line of the fixed sleeve (9) is a vertical line; a through hole is formed in the center of the fixed sleeve (9) along the direction of the central line of the fixed sleeve, and the sliding rod (8) is inserted into the vertical through hole of the fixed sleeve (9); the positioning bolt (12) is arranged at the bottom end of the fixed sleeve (9), and the side wall of the positioning bolt penetrating through the fixed sleeve (9) is pressed on the outer wall of the sliding rod (8); a rack (10) is arranged at the lower end of the sliding rod (8); the sector gear (11) is arranged on the fixed sleeve (9), and the sector gear (11) is in meshing transmission with the rack (10); the pressing handle (13) is connected with the sector gear (11).
3. The stopper rod centering device for a tundish according to claim 2, wherein: the stroke measuring mechanism comprises a scale (14), a pointer (15) and a viewing window; the scale (14) is arranged on the outer wall of the sliding rod (8); the side wall of the fixed sleeve (9) is provided with an observation window which penetrates through the inside and the outside, and the position of the scale (14) corresponds to the position of the observation window; the pointer (15) is arranged on the outer wall of the fixed sleeve (9) and is positioned on one side of the observation window.
4. A stopper rod centering and calibrating device for a tundish according to claim 3, wherein: the transverse adjusting mechanism comprises an adjusting support plate (16) and a cross beam (17); the adjusting support plate (16) is arranged at the top end of the sliding rod (8); an arc-shaped hole is formed in the adjusting support plate (16), and the axis of the sliding rod (8) penetrates through the circle center of the arc-shaped hole of the adjusting support plate (16); one end of the cross beam (17) is in shaft connection with the upper end of the sliding rod (8), and the lower end face of the cross beam (17) is in contact with the upper end face of the adjusting support plate (16); the position of the cross beam (17) right above the arc-shaped hole is provided with a vertical positioning hole, and the bolt simultaneously penetrates through the positioning hole of the cross beam (17) and the arc-shaped hole of the adjusting support plate (16).
5. The stopper rod centering device for a tundish according to claim 4, wherein: the stopper rod aligning part comprises a calibration bolt (18), an upper stopper rod (19), a spherical adjusting pad (20) and a lower stopper rod (21); the inner parts of the upper stopper rod (19) and the lower stopper rod (21) are both provided with a through hole, and the lower end of the upper stopper rod (19) is in threaded connection with the upper end of the lower stopper rod (21); one end of the cross beam (17) far away from the sliding rod (8) is provided with a vertical through hole, the upper stopper rod (19) penetrates through the vertical through hole, the number of the spherical adjusting pads (20) is two, the two spherical adjusting pads (20) are sleeved on the outer wall of the upper stopper rod (19), the two spherical adjusting pads (20) are respectively pressed on the upper end surface and the lower end surface of the cross beam (17), a nut is pressed above the spherical adjusting pad (20) positioned on the upper side, and a nut is pressed below the spherical adjusting pad (20) positioned on the lower side; the calibration bolt (18) is arranged in a hole at the top end of the upper stopper rod (19).
6. The stopper rod centering device for a tundish according to claim 5, wherein: the calibration bolt (18) is provided with a through hole in the vertical direction; the axial lines of the upper stopper rod (19), the lower stopper rod (21) and the calibration bolt (18) are superposed with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220716737.3U CN217121727U (en) | 2022-03-29 | 2022-03-29 | Stopper rod centering calibrating device suitable for middle package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220716737.3U CN217121727U (en) | 2022-03-29 | 2022-03-29 | Stopper rod centering calibrating device suitable for middle package |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217121727U true CN217121727U (en) | 2022-08-05 |
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ID=82644928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220716737.3U Active CN217121727U (en) | 2022-03-29 | 2022-03-29 | Stopper rod centering calibrating device suitable for middle package |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217121727U (en) |
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2022
- 2022-03-29 CN CN202220716737.3U patent/CN217121727U/en active Active
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