CN107913983B - Blank pulling device of large-section vertical continuous casting machine - Google Patents
Blank pulling device of large-section vertical continuous casting machine Download PDFInfo
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- CN107913983B CN107913983B CN201711400112.6A CN201711400112A CN107913983B CN 107913983 B CN107913983 B CN 107913983B CN 201711400112 A CN201711400112 A CN 201711400112A CN 107913983 B CN107913983 B CN 107913983B
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- 238000009749 continuous casting Methods 0.000 title claims abstract description 29
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
- B22D11/041—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds for vertical casting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/128—Accessories for subsequent treating or working cast stock in situ for removing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
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Abstract
The invention provides a large-section vertical continuous casting machine blank pulling device, which comprises: a front fixing frame; the rear fixing frame is provided with a frame, and the front fixing frame is arranged on the front end face of the frame; the two driving roller sets are arranged on the frame at vertical intervals, each driving roller set comprises a hydraulic cylinder, a movable roller and a fixed roller, the front end of each hydraulic cylinder is fixed on the front fixing frame, a piston rod at the rear end of each hydraulic cylinder is connected with the movable roller through a movable frame, the fixed rollers are arranged in parallel with the movable rollers, bearing roller seats at two ends of each fixed roller are fixed on the frame, the movable rollers and one ends of the fixed rollers are respectively connected with planetary reducers, and when the piston rods extend out, the movable frames can drive the movable rollers to be close to the fixed rollers. The blank pulling device of the large-section vertical continuous casting machine has compact structure, saves the field and is particularly suitable for casting blanks with ultra-large sections.
Description
Technical Field
The invention relates to a device in a continuous casting machine of a steel mill, in particular to a blank drawing device of a large-section vertical continuous casting machine.
Background
At present, most of domestic large-section square and round billet continuous casting machines are arc continuous casting machines, most of withdrawal and straightening machines are arranged into 1 pair of rollers, a plurality of racks are arranged, and the withdrawal and straightening machines realize withdrawal and straightening of billets simultaneously, however, the continuous casting machines have large occupied area, crack is easily caused to the billets during use, the whole quality of the billets is not facilitated, and particularly the use requirements of the large-section billets cannot be met.
In view of this, the present inventors have developed a large-section vertical caster withdrawal apparatus based on production design experience in the art and related fields, in an effort to solve the problems of the prior art.
Disclosure of Invention
The invention aims to provide a large-section vertical continuous casting machine blank pulling device which is compact in structure, saves the field and is particularly suitable for casting blanks with ultra-large sections.
To this end, the invention proposes a large-section vertical continuous caster withdrawal apparatus comprising:
a front fixing frame;
the rear fixing frame is provided with a frame, and the front fixing frame is arranged on the front end face of the frame;
the two driving roller sets are arranged on the frame at vertical intervals, each driving roller set comprises a hydraulic cylinder, a movable roller and a fixed roller, the front end of each hydraulic cylinder is fixed on the front fixing frame, a piston rod at the rear end of each hydraulic cylinder is connected with the movable roller through a movable frame, the fixed rollers are arranged in parallel with the movable rollers, bearing roller seats at two ends of each fixed roller are fixed on the frame, the movable rollers and one ends of the fixed rollers are respectively connected with planetary reducers, and when the piston rods extend out, the movable frames can drive the movable rollers to be close to the fixed rollers.
The large-section vertical continuous casting machine blank pulling device comprises a frame, wherein the frame comprises three horizontal frames which are vertically arranged at intervals, each horizontal frame comprises two parallel cross beams, two ends of each cross beam are respectively connected through a longitudinal rod, and adjacent cross beams of each adjacent horizontal frame are connected through upright posts;
the two adjacent horizontal frames are respectively provided with an installation space, the two driving roller groups are correspondingly positioned in the two installation spaces, the movable roller and the fixed roller are longitudinally arranged, two ends of the movable roller are correspondingly arranged on the two cross beams of the horizontal frames adjacent to the lower side, and the top and the bottom of the bearing roller seat of the fixed roller are correspondingly connected and fixed with the two cross beams adjacent to the upper side and the lower side.
The blank pulling device of the large-section vertical continuous casting machine is characterized in that at least two guide wheels are respectively arranged on the outer sides of the two cross beams of the horizontal frame at the lowest side at intervals in the transverse direction, and a positioning pin and a guide pin are arranged on the bottom surface of the guide wheels.
The large-section vertical continuous casting machine blank pulling device comprises a front fixing frame, a rear fixing frame and a transverse beam, wherein the front fixing frame comprises a front vertical plate and a rear vertical plate, the front vertical plate and the rear vertical plate are arranged at intervals in the transverse direction, positioning sleeves corresponding to the hydraulic cylinders in number are arranged between the front vertical plate and the rear vertical plate, the positioning sleeves are arranged at intervals in the vertical direction, the front ends of the hydraulic cylinders correspondingly penetrate through the positioning sleeves and are connected with the front vertical plate, and the rear vertical surface of the rear vertical plate is connected with the front end face of the transverse beam.
The large-section vertical continuous casting machine blank pulling device is characterized in that the front vertical plate and the rear vertical plate are parallel to each other, a plurality of rib plates are arranged between the front vertical plate and the rear vertical plate, the front end of the hydraulic cylinder is provided with a mounting flange, and the mounting flange is connected with the front vertical plate through bolts.
The large-section vertical continuous caster blank pulling device comprises two longitudinal flat plates, wherein the two longitudinal flat plates are vertically arranged at intervals and are connected through a partition plate, two ends of the longitudinal flat plates positioned at the lower side can be correspondingly placed on two cross beams of the horizontal frame adjacent to the lower side in a movable way, and the rear sides of the two longitudinal flat plates are connected with bearing roller seats at two ends of the movable roller;
the piston rod of the hydraulic cylinder extends into the space between the front sides of the two longitudinal flat plates and is connected with the two longitudinal flat plates through a penetrating pin shaft.
The blank pulling device of the large-section vertical continuous casting machine comprises a frame, wherein upper sliding grooves are respectively and transversely concavely formed in the upper surfaces of cross beams of two horizontal frames positioned in the middle and at the lowest side of the frame, the upper sliding grooves are close to the front ends of the cross beams, a guide sliding plate is respectively arranged at two ends of the movable frame along the longitudinal direction, each guide sliding plate is correspondingly connected with the end parts of two longitudinal flat plates, and the bottoms of the guide sliding plates are movably embedded into the upper sliding grooves of the corresponding two cross beams.
The blank pulling device of the large-section vertical continuous casting machine is characterized in that lower sliding grooves are respectively and transversely concavely formed in the lower surfaces of the cross beams of the two horizontal frames positioned at the uppermost side and the middle of the frame, the lower sliding grooves are close to the front ends of the cross beams, and the tops of the guide sliding plates can be correspondingly embedded into the lower sliding grooves of the two cross beams of the horizontal frames adjacent to the upper side.
The large-section vertical continuous casting machine blank pulling device is characterized in that the rear ends of the cross beams which are positioned in the same vertical direction are correspondingly connected through a vertical reinforcing plate, and the front end face of each cross beam is matched with the rear vertical face of the rear vertical plate, and the bearing roller seat of the fixed roller is matched with the two cross beams which are contacted through the rabbets.
The blank pulling device of the large-section vertical continuous casting machine is characterized in that an anti-torsion device is respectively arranged between each planetary reducer and the adjacent cross beam on the upper side/the lower side, the anti-torsion device at least comprises a rear end lever and a front end lever connected with the rear end lever, one end of the rear end lever is connected with the planetary reducer, and one end of the front end lever is connected with the adjacent cross beam on the upper side/the lower side.
The invention provides a large-section vertical continuous casting machine blank drawing device, which is provided with a front fixing frame, a rear fixing frame and two driving roller groups, wherein the driving roller groups are provided with a hydraulic cylinder, a movable roller and a fixed roller, the fixed frame is formed into a double-pressure hydraulic cylinder through the two hydraulic cylinders, a larger resistance moment can be generated in a smaller space, the corresponding movable roller and the fixed roller can be pushed to be matched to clamp a casting blank, the casting blank is prevented from sliding downwards due to heavy weight, and then the movable roller and the fixed roller are driven to work through a planetary reducer, so that blank drawing operation can be performedThe square billet has a cross-sectional dimension of 400x400mm or more).
Drawings
The following drawings are only for purposes of illustration and explanation of the present invention and are not intended to limit the scope of the invention. Wherein:
fig. 1 is a schematic diagram showing the constitution of a drawing device for a large-section vertical continuous casting machine according to the present invention.
Fig. 2 is a front view of a large-section vertical caster withdrawal apparatus of the present invention.
Fig. 3 is a bottom view of the large-section vertical caster withdrawal apparatus of the present invention.
Fig. 4 is a top view of the large-section vertical caster withdrawal apparatus of the present invention.
FIG. 5 is a schematic view of the combination of the skateboard and the cross beam of the movable frame of the present invention.
Fig. 6 is a schematic perspective view of a frame in the present invention.
Fig. 7 is a front view of a frame in the present invention.
Fig. 8 is a top view of a frame in the present invention.
Fig. 9 is a schematic perspective view of a front fixing frame in the present invention.
Fig. 10 is a top view of the front fixing frame in the present invention.
Fig. 11 is a front view of the front mount of the present invention.
Fig. 12 is a schematic perspective view of a movable frame according to the present invention.
Fig. 13 is a schematic perspective view of a movable frame (ii) in the present invention.
Fig. 14 is a rear view of the movable frame of the present invention.
Reference numerals for main elements:
1. a front fixing frame; 11. a front vertical plate; 12. a rear vertical plate; 13. positioning a sleeve; 14. rib plates; 2. a rear fixing frame; 21. a frame; 210. a horizontal frame; 211. a cross beam; 2111. an upper chute; 2112. a lower chute; 212. a longitudinal bar; 213. a column; 214. a guide wheel; 215. a positioning pin; 216. a vertical reinforcing plate; 217. a guide pin; 3. a drive roller group; 31. a hydraulic cylinder; 32. a moving roller; 321. a bearing roller seat; 33. a fixed roller; 331. a bearing roller seat; 34. a movable frame; 341. a longitudinal plate; 342. a partition plate; 343. a guide slide plate; 35. a planetary reducer; 36. an anti-twist device; 361. a rear end lever; 362. a front end lever; 4. a base.
Detailed Description
The invention provides a large-section vertical continuous casting machine blank pulling device, which comprises: a front fixing frame; the rear fixing frame is provided with a frame, and the front fixing frame is arranged on the front end face of the frame; the two driving roller sets are arranged on the frame at vertical intervals, each driving roller set comprises a hydraulic cylinder, a movable roller and a fixed roller, the front end of each hydraulic cylinder is fixed on the front fixing frame, a piston rod at the rear end of each hydraulic cylinder is connected with the movable roller through a movable frame, the fixed rollers are arranged in parallel with the movable rollers, bearing roller seats at two ends of each fixed roller are fixed on the frame, the movable rollers and one ends of the fixed rollers are respectively connected with planetary reducers, and when the piston rods extend out, the movable frames can drive the movable rollers to be close to the fixed rollers. The blank pulling device of the large-section vertical continuous casting machine has compact structure, saves the field and is particularly suitable for casting blanks with ultra-large sections.
In order to more clearly understand the technical features, objects and effects of the present invention, the following detailed description will refer to the specific implementation, structure, features and effects of the large-section vertical continuous casting machine blank pulling device according to the present invention with reference to the accompanying drawings and preferred embodiments. In addition, while the foregoing description of the embodiments will be presented for purposes of illustration and description, it should be appreciated that a number of embodiments and implementations of the invention may be utilized in a more detailed manner, and are not intended to be limiting.
Fig. 1 is a schematic diagram showing the constitution of a drawing device for a large-section vertical continuous casting machine according to the present invention. Fig. 2 is a front view of a large-section vertical caster withdrawal apparatus of the present invention. Fig. 3 is a bottom view of the large-section vertical caster withdrawal apparatus of the present invention. Fig. 4 is a top view of the large-section vertical caster withdrawal apparatus of the present invention. FIG. 5 is a schematic view of the combination of the skateboard and the cross beam of the movable frame of the present invention. Fig. 6 is a schematic perspective view of a frame in the present invention. Fig. 7 is a front view of a frame in the present invention. Fig. 8 is a top view of a frame in the present invention. Fig. 9 is a schematic perspective view of a front fixing frame in the present invention. Fig. 10 is a top view of the front fixing frame in the present invention. Fig. 11 is a front view of the front mount of the present invention. Fig. 12 is a schematic perspective view of a movable frame according to the present invention. Fig. 13 is a schematic perspective view of a movable frame (ii) in the present invention. Fig. 14 is a rear view of the movable frame of the present invention.
As shown in fig. 1 to 4, the large-section vertical continuous casting machine blank drawing device provided by the invention comprises a front fixing frame 1, a rear fixing frame 2 and two driving roller groups 3, wherein:
the rear fixing frame 2 is provided with a frame 21, and the front fixing frame 1 is arranged on the front end face of the frame 21;
the two driving roller sets 3 are arranged on the frame 21 at vertical intervals, the driving roller sets 3 comprise a hydraulic cylinder 31, a moving roller 32 and a fixed roller 33, the front end of the hydraulic cylinder 31 is fixed on the front fixing frame 1, a piston rod (not shown in the figure) at the rear end of the hydraulic cylinder is connected with the moving roller 32 through a movable frame 34, the fixed roller 33 is arranged in parallel with the moving roller 32, bearing roller seats 331 at two ends of the fixed roller 33 are fixed on the frame 21, one ends of the moving roller 32 and one end of the fixed roller 33 are respectively connected with a planetary reducer 35 through key connection and the like, wherein when the piston rod stretches out, the moving roller 32 can be driven to be close to the fixed roller 33 through the movable frame 34.
In practical application, the casting blank is placed between the moving roller 32 and the fixed roller 33, then the piston rod of the hydraulic cylinder 31 is controlled to extend, so that the moving roller 32 is connected with the movable frame 34 to move towards the fixed roller 33, thereby clamping the casting blank, and then the planetary reducers 35 are driven to work and drive the moving roller 32 and the fixed roller 33 to rotate, so as to carry out the casting blank drawing operation on the casting blank. The planetary speed reducers are respectively and directly connected with the movable roller and the fixed roller, so that on one hand, the transmission accuracy is ensured, the working efficiency can be effectively increased, and on the other hand, compared with the case that the planetary speed reducer is arranged on only one roller, the resistance moment generated by the hydraulic cylinder can be increased by 1 time under the same condition, the pressure applied to a casting blank can be effectively increased, the resistance moment is increased, and the casting blank is prevented from sliding down.
Referring to fig. 6 to 8, the frame 21 includes three horizontal frames 210 arranged at intervals vertically, the horizontal frames 210 include two parallel beams 211, two ends of the two beams 211 are respectively connected by a vertical rod 212, and adjacent beams 211 of each adjacent horizontal frame 210 are connected by a vertical column 213;
an installation space is formed between every two adjacent horizontal frames 210, two driving roller sets 3 are correspondingly located in the two installation spaces, the moving roller 32 and the fixed roller 33 are longitudinally arranged, two ends of the moving roller 32 are movably correspondingly located on two cross beams 211 of the lower adjacent horizontal frames 210, and the top and the bottom of a bearing roller seat 331 of the fixed roller 33 are correspondingly connected and fixed with two cross beams 211 which are vertically adjacent in a bolt connection mode.
At least two guide wheels 214 are respectively mounted on the outer sides of the two beams 211 of the horizontal frame 210 at the lowest side along the transverse direction at intervals, and a positioning pin 215 and a guide pin 217 are mounted on the bottom surface of the guide wheels. By arranging the guide wheel 214, the guide wheel 214 can drive the device to move on the track when the device is in fault or damage and needs to be replaced because the device has a service cycle, so that the device is convenient to move; in operation, the rear fixing frame 2 is mounted on the base seat 4 through the positioning pin 215 and the guiding pin 217, the base seat 4 is provided with a pin hole, and the positioning pin 215 and the guiding pin 217 are mounted in cooperation with the pin hole of the base seat 4, so that the positioning of the invention is facilitated. The term "transverse direction" as used herein refers to the longitudinal direction of the frame 21, that is, the horizontal frame 210 (the cross beam 211), and the term "longitudinal direction" as used herein refers to the width direction of the frame 21 (the horizontal frame 210).
Referring to fig. 9 to 11, the front fixing frame 1 includes a front vertical plate 11 and a rear vertical plate 12, the front vertical plate 11 and the rear vertical plate 12 are disposed at a lateral interval, positioning sleeves 13 corresponding to the number of the hydraulic cylinders 31 are mounted between the front vertical plate 11 and the rear vertical plate 12, each positioning sleeve 13 is disposed at a vertical interval, a front end of each hydraulic cylinder 31 correspondingly passes through each positioning sleeve 13 and is connected to the front vertical plate 11, and a rear vertical surface of the rear vertical plate 12 is connected to a front end surface of each cross beam 211.
Preferably, the front vertical plate 11 and the rear vertical plate 12 are parallel to each other, a plurality of rib plates 14 are installed between the front vertical plate 11 and the rear vertical plate 12, and a mounting flange is arranged at the front end of the hydraulic cylinder 31 and is connected with the front vertical plate 11 through bolts.
In a preferred embodiment, referring to fig. 12 to 14, the movable frame 34 includes two longitudinal flat plates 341, the two longitudinal flat plates 341 are vertically spaced apart, and are connected by a partition 342, two ends of the lower longitudinal flat plate 341 are movably disposed on two beams 211 of the lower adjacent horizontal frame 210, and the rear sides of the two longitudinal flat plates 341 are connected with bearing roller seats 321 at two ends of the movable roller 32 by bolts;
the piston rod of the hydraulic cylinder 31 extends between the front sides of the two longitudinal flat plates 341 and is connected with the two longitudinal flat plates 341 through a pin shaft.
As shown in fig. 5, 6 and 7, an upper chute 2111 is concavely provided on the upper surface of each of the beams 211 of the two horizontal frames 210 located at the middle and the lowest side of the frame 21, the upper chute 2111 is near the front end of the beam 211, two guiding sliding plates 343 are respectively mounted on two ends of the movable frame 34 along the longitudinal direction, each guiding sliding plate 343 is correspondingly connected with the ends of two longitudinal flat plates 341, and the bottoms of the guiding sliding plates 343 are movably embedded in the upper chute 2111 of the two beams 211. By providing the guide slide plate and cooperating with the upper chute 2111, not only the guiding action in the horizontal direction can be realized, but also the thrust of the hydraulic cylinder during the movement can be borne.
In order to improve reliability and stability during operation, it is preferable that the lower surfaces of the cross beams 211 of the two horizontal frames 210 located at the uppermost side and the middle side of the frame 21 are respectively provided with a lower chute 2112 in a concave manner along the transverse direction, and the top of the guiding slide 343 is correspondingly embedded into the lower chute 2112 of the two cross beams 211 of the upper adjacent horizontal frame 210.
The rear ends of the beams 211 located in the same vertical direction are correspondingly connected through a vertical reinforcing plate 216, and the front end surface of each beam 211 is matched with the rear vertical surface of the rear vertical plate 12, and the bearing roller seat 331 of the fixed roller 33 is matched with the two beams 211 contacted with each other through a spigot. It should be noted that, the spigot mating form is generally that a recess and a protrusion are correspondingly disposed on the surfaces of two parts that are in contact, so as to facilitate accurate positioning and assembly, and the form is a well-known assembly method in the art, and will not be described herein.
Further, an anti-twisting device 36 is installed between each of the planetary reducers 35 and the cross beam 211 adjacent to the upper/lower side, so as to prevent the planetary reducers 35 from being twisted reversely, the anti-twisting device 36 may take any known structure, and in the present invention, the anti-twisting device 36 includes at least a rear end lever 361 and a front end lever 362 connected to the rear end lever 361, one end of the rear end lever 361 is connected to the planetary reducers 35, and one end of the front end lever 362 is connected to the cross beam 211 adjacent to the upper/lower side.
The foregoing is illustrative of the present invention and is not to be construed as limiting the scope of the invention. Any equivalent changes and modifications can be made by those skilled in the art without departing from the spirit and principles of this invention, and are intended to be within the scope of this invention.
Claims (6)
1. A large-section vertical continuous caster blank pulling apparatus, characterized in that the large-section vertical continuous caster blank pulling apparatus comprises:
a front fixing frame;
the rear fixing frame is provided with a frame, and the front fixing frame is arranged on the front end face of the frame;
the two driving roller groups are arranged on the frame at vertical intervals, each driving roller group comprises a hydraulic cylinder, a movable roller and a fixed roller, the front end of each hydraulic cylinder is fixed on the front fixing frame, a piston rod at the rear end of each hydraulic cylinder is connected with the movable roller through a movable frame, the fixed rollers are arranged in parallel with the movable rollers, bearing roller seats at two ends of each fixed roller are fixed on the frame, one end of each movable roller and one end of each fixed roller are respectively connected with a planetary reducer, and when the piston rod extends out, the movable rollers can be driven to be close to the fixed rollers through the movable frames;
the machine frame comprises three horizontal frames which are vertically arranged at intervals, wherein each horizontal frame comprises two parallel cross beams, two ends of each cross beam are respectively connected through a longitudinal rod, and adjacent cross beams of each adjacent horizontal frame are connected through upright posts;
the two adjacent horizontal frames are respectively provided with an installation space, the two driving roller groups are correspondingly positioned in the two installation spaces, the movable roller and the fixed roller are longitudinally arranged, two ends of the movable roller can be correspondingly placed on the two cross beams of the horizontal frames adjacent to the lower side, and the top and the bottom of the bearing roller seat of the fixed roller are correspondingly connected and fixed with the two cross beams adjacent to the upper side and the lower side;
the front fixing frame comprises a front vertical plate and a rear vertical plate, the front vertical plate and the rear vertical plate are arranged at intervals in the transverse direction, positioning sleeves corresponding to the hydraulic cylinders in number are arranged between the front vertical plate and the rear vertical plate, the front ends of the hydraulic cylinders correspondingly penetrate through the positioning sleeves and are connected with the front vertical plate, and the rear vertical surface of the rear vertical plate is connected with the front end surface of each cross beam;
the movable frame comprises two longitudinal flat plates which are arranged at intervals vertically and are connected through a partition plate, two ends of the longitudinal flat plates positioned at the lower side are correspondingly arranged on two cross beams of the horizontal frame adjacent to the lower side, and the rear sides of the two longitudinal flat plates are connected with bearing roller seats at two ends of the movable roller;
the piston rod of the hydraulic cylinder extends into the space between the front sides of the two longitudinal flat plates and is connected with the two longitudinal flat plates through a penetrating pin shaft;
the upper surfaces of the cross beams of the two horizontal frames positioned in the middle and at the lowest side of the frame are respectively provided with an upper chute in a transverse concave mode, the upper chute is close to the front end of the cross beam, two longitudinal ends of the movable frame are respectively provided with a guide sliding plate, each guide sliding plate is correspondingly connected with the end portions of the two longitudinal flat plates, and the bottoms of the guide sliding plates are movably embedded into the upper chute of the corresponding two cross beams.
2. The large-section vertical continuous casting machine blank drawing device according to claim 1, wherein at least two guide wheels are respectively arranged on the outer sides of the two cross beams of the horizontal frame at the lowest side at intervals in the transverse direction, and a positioning pin and a guide pin are arranged on the bottom surface of the guide wheels.
3. The large-section vertical continuous casting machine blank pulling device according to claim 1, wherein the front vertical plate and the rear vertical plate are parallel to each other, a plurality of rib plates are installed between the front vertical plate and the rear vertical plate, a mounting flange is arranged at the front end of the hydraulic cylinder, and the mounting flange is connected with the front vertical plate through bolts.
4. The large-section vertical continuous casting machine blank drawing device according to claim 1, wherein lower sliding grooves are respectively concavely formed in the lower surfaces of the cross beams of the two horizontal frames at the uppermost side and the middle side of the frame, the lower sliding grooves are close to the front ends of the cross beams, and the tops of the guide sliding plates can be correspondingly embedded into the lower sliding grooves of the two cross beams of the horizontal frames adjacent to the upper side.
5. The large-section vertical continuous casting machine blank drawing device according to claim 3, wherein the rear ends of the cross beams positioned in the same vertical direction are correspondingly connected through a vertical reinforcing plate, and the front end surface of each cross beam is matched with the rear vertical surface of the rear vertical plate, and the bearing roller seat of the fixed roller is matched with the two contacted cross beams through a spigot.
6. The large-section vertical caster bloom pulling apparatus as described in claim 5, characterized in that an anti-twist device is installed between each of said planetary reducers and said cross beams adjacent to the upper/lower sides, respectively, said anti-twist device at least comprises a rear end lever and a front end lever connected with said rear end lever, one end of said rear end lever is connected with said planetary reducer, one end of said front end lever is connected with said cross beam adjacent to the upper/lower sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711400112.6A CN107913983B (en) | 2017-12-22 | 2017-12-22 | Blank pulling device of large-section vertical continuous casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711400112.6A CN107913983B (en) | 2017-12-22 | 2017-12-22 | Blank pulling device of large-section vertical continuous casting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107913983A CN107913983A (en) | 2018-04-17 |
| CN107913983B true CN107913983B (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711400112.6A Active CN107913983B (en) | 2017-12-22 | 2017-12-22 | Blank pulling device of large-section vertical continuous casting machine |
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| CN203778727U (en) * | 2013-12-31 | 2014-08-20 | 中冶京诚工程技术有限公司 | Large-size square and round billet continuous casting withdrawal and straightening machine and machine train |
| CN203972521U (en) * | 2014-07-23 | 2014-12-03 | 宣化钢铁集团有限责任公司 | With the conticaster knockout mechanism of straightening function |
| CN204234690U (en) * | 2014-11-20 | 2015-04-01 | 北京中冶科兴工程技术有限公司 | A kind of withdrawal straightening machine |
| CN106180601A (en) * | 2016-08-30 | 2016-12-07 | 中国重型机械研究院股份公司 | Coloured light metal plate ingot continuous casting apparatus and casting technique thereof |
| CN207756861U (en) * | 2017-12-22 | 2018-08-24 | 中冶京诚工程技术有限公司 | Blank drawing device of large-section vertical continuous casting machine |
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| CN107913983A (en) | 2018-04-17 |
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