CN112275845B - Correcting and bending preventing equipment suitable for hot-rolled steel pipe production - Google Patents
Correcting and bending preventing equipment suitable for hot-rolled steel pipe production Download PDFInfo
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- CN112275845B CN112275845B CN202011148647.0A CN202011148647A CN112275845B CN 112275845 B CN112275845 B CN 112275845B CN 202011148647 A CN202011148647 A CN 202011148647A CN 112275845 B CN112275845 B CN 112275845B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/10—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts between rams and anvils or abutments
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention relates to steel pipe processing equipment, in particular to correcting and anti-bending equipment suitable for producing hot-rolled steel pipes, which comprises an electric conveying frame, a driving roller, a hot-rolled steel pipe front and rear side correcting mechanism, a power transmission mechanism, a hot-rolled steel pipe upper and lower side correcting mechanism and the like; the rotary type is equipped with a plurality of driving rollers on the electric carriage, the upside of electric carriage is located to both sides aligning gear around the hot rolling steel pipe, power transmission mechanism locates on both sides aligning gear around electric carriage and the hot rolling steel pipe. According to the invention, the front and rear sides of the hot-rolled steel pipe and the upper and lower sides of the hot-rolled steel pipe can be subjected to anti-bending correction operation through the matching of the front and rear sides correction mechanisms of the hot-rolled steel pipe and the upper and lower sides correction mechanisms of the hot-rolled steel pipe, so that the whole hot-rolled steel pipe can be corrected in multiple directions, and the anti-bending effect of the hot-rolled steel pipe can be improved.
Description
Technical Field
The invention relates to steel pipe processing equipment, in particular to straightening and bending-preventing equipment suitable for producing hot-rolled steel pipes.
Background
Hot rolling is a rolling performed at a recrystallization temperature or lower, as compared with cold rolling, which is a rolling performed at a recrystallization temperature or higher. The hardness of the newly produced hot rolled steel pipe is low, so that the hot rolled steel pipe is easily bent during the conveying process of mechanical equipment, and if the bent hot rolled steel pipe is not corrected in time under the condition that the hardness of the hot rolled steel pipe is low, the hot rolled steel pipe is corrected after being completely cooled, at this time, the hardness of the hot rolled steel pipe is high, so that the correction process is difficult to perform. If the steel pipe through the hot rolling process is bent, the appearance quality of the hot rolled steel pipe is affected, and later use is inconvenient, so that equipment capable of preventing the steel pipe from being bent and corrected in time after the steel pipe is subjected to hot rolling treatment needs to be researched and developed urgently, and the condition that the hot rolled steel pipe is deformed after being cooled is prevented.
Disclosure of Invention
In view of the problems in the background art, the invention provides a straightening and anti-bending device which can perform multi-directional anti-bending straightening operation on the whole hot-rolled steel pipe, can better improve the anti-bending effect of the hot-rolled steel pipe, and can enable the uneven part on the surface of the hot-rolled steel pipe to be smoother, and is suitable for the production of the hot-rolled steel pipe.
The technical scheme is as follows: the utility model provides a be applicable to hot rolling steel pipe production with correcting anti-bending apparatus, both sides correction mechanism and hot rolling steel pipe roll flat mechanism about both sides correction mechanism, power transmission mechanism, hot rolling steel pipe around electric conveyer frame, driving roller, hot rolling steel pipe, the last rotation type of electric conveyer frame is equipped with a plurality of driving rollers, the upside of electric conveyer frame is located to both sides correction mechanism around the hot rolling steel pipe, power transmission mechanism locates around electric conveyer frame and the hot rolling steel pipe on the both sides correction mechanism, hot rolling steel pipe is on both sides correction mechanism locates electric conveyer frame and power transmission mechanism about the hot rolling steel pipe, hot rolling steel pipe rolls flat mechanism and locates on electric conveyer frame's inboard and the power transmission mechanism.
Optionally, the front and rear two-side straightening mechanism for the hot-rolled steel pipe comprises a support seat, a first guide rail plate, a sliding strip, a first spring buffer push rod, a first horizontal straightening arc plate, a swinging shaft, a double-groove rod, a single-groove rod, a first rotating shaft, a bevel gear, a first sector gear, a first sliding rack and a pulling rod, wherein the upper side of the electric conveying frame is fixedly provided with two symmetrical support seats, the first guide rail plate is fixedly arranged at the upper ends of the two support seats, the first guide rail plate is slidably provided with two sliding strips, one end of each of the two sliding strips is fixedly provided with the first spring buffer push rod, the lower end of the first spring buffer push rod is fixedly provided with the first horizontal straightening arc plate, the swinging shaft is rotatably arranged at the upper side of the first guide rail plate, the double-groove rod is fixedly arranged on the swinging shaft, two ends of the double-groove rod are provided with a straight hole, and two convex blocks on the two sliding strips are respectively slidably positioned in the two straight holes on the double-groove rod, the single-groove rod is fixedly arranged at the upper end of the oscillating shaft and is provided with a straight hole, the first rotating shaft is arranged at the upper end of one of the supporting seats through a bearing, one bevel gear is fixedly arranged at the upper end of the first rotating shaft, the first sector gear is fixedly arranged on the first rotating shaft, the first sliding rack is slidably arranged on the first guide rail plate and is meshed with the first sector gear, the pulling rod is fixedly arranged at one end of the first sliding rack, and the upper end of the pulling rod is slidably arranged in the straight hole on the single-groove rod.
Optionally, the power transmission mechanism is arranged on the electric conveying frame and one of the supporting seats, the power transmission mechanism comprises a servo motor, a first driving shaft, a belt pulley, a second driving shaft, a third driving shaft, a flat belt and a return spring, the servo motor is fixedly arranged on one side of one of the supporting seats, the return spring is arranged between the other end of the first sliding rack and the servo motor, the first driving shaft is fixedly arranged on an output shaft of the servo motor, another bevel gear is fixedly arranged on the other end of the first driving shaft, the two bevel gears are meshed with each other, one of the belt pulleys is fixedly arranged on the first driving shaft, the second driving shaft is arranged on the upper side of the electric conveying frame through a bearing, the third driving shaft is arranged on the electric conveying frame through a bearing, and the belt pulleys are fixedly arranged at one end of the second driving shaft and one end of the third driving shaft, a flat belt is connected between the three belt pulleys.
Optionally, the upper and lower straightening mechanisms of the hot-rolled steel pipe are arranged on the electric conveying frame and the second driving shaft, the upper and lower correcting mechanisms of the hot-rolled steel pipe comprise a second guide rail plate, a second sliding rack, a guide rod, a first compression spring, a second spring buffer push rod, a second horizontal correcting arc plate and a second sector gear, the second guide rail plate is fixedly arranged at the inner side of one end of the electric conveying frame, the second guide rail plate is provided with two guide rods in a sliding manner, one end of each guide rod is fixedly provided with a second sliding rack, a first compression spring is arranged between one end of the second sliding rack and one end of the guide rod, the guide rod penetrates through the first compression spring, a second spring buffer push rod is fixedly arranged on one side of the second sliding rack, a second horizontal correction arc-shaped plate is fixedly arranged on the other end of the second spring buffer push rod, the second sector gear is fixedly arranged at the other end of the second driving shaft and meshed with the two second sliding racks.
Optionally, the hot-rolled steel tube rolling mechanism is arranged on the electric conveying frame and the third driving shaft, and comprises an annular guide rail, an annular sleeve, a rolling frame, a second compression spring, a gear ring, a second rotating shaft, a driving gear and a transmission bevel gear, the annular guide rail is fixedly arranged on the inner side of the other end of the electric conveying frame, the annular sleeve is rotatably arranged in the annular guide rail, a plurality of rolling frames are arranged on the annular sleeve in a sliding manner, a second compression spring is arranged between one end of each rolling frame and the annular sleeve, the rolling frames penetrate through the second compression spring, the gear ring is fixedly arranged on the periphery of the annular sleeve, the second rotating shaft is arranged on the electric conveying frame through a bearing, the driving gear is fixedly arranged at one end of the second rotating shaft and meshed with the gear ring, and the other ends of the third driving shaft and the second rotating shaft are fixedly provided with transmission bevel gears which are meshed with each other.
Optionally, the device further comprises a guide plate, and two symmetrical guide plates are fixedly arranged on the upper side of the other end of the electric conveying frame.
Compared with the prior art, the invention has the following advantages: according to the invention, the front and rear two-side straightening mechanisms of the hot-rolled steel pipe and the upper and lower two-side straightening mechanisms of the hot-rolled steel pipe are matched to perform anti-bending straightening operation on the front and rear two sides and the upper and lower two sides of the hot-rolled steel pipe, so that the whole hot-rolled steel pipe can be straightened in multiple directions, and the anti-bending effect of the hot-rolled steel pipe can be improved; drive gear makes the annular cover can drive the roll flat frame and rotate along the periphery of hot rolling steel pipe with the ring gear cooperation, rolls the flat frame and can roll the extrusion to unsmooth position on the hot rolling steel pipe in the rotation process to enable the hot rolling steel pipe to get the surface more level and more smooth, do benefit to the appearance quality who promotes the hot rolling steel pipe and to the use in hot rolling steel pipe later stage.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
FIG. 3 is a schematic perspective view of the straightening mechanism for the left and right sides of a hot rolled steel pipe according to the present invention.
Fig. 4 is a schematic perspective view of the power transmission mechanism of the present invention.
FIG. 5 is a schematic perspective view of the straightening mechanism for hot rolled steel pipes according to the present invention.
FIG. 6 is a schematic perspective view of the rolling mechanism for hot rolled steel tubes according to the present invention.
The parts are labeled as follows: 1: electric carriage, 2: driving roller, 3: hot rolled steel pipe front and rear both sides aligning gear, 301: support seat, 302: first rail plate, 303: slide bar, 304: first spring-damper push rod, 305: first horizontal straightening arc, 306: oscillation shaft, 307: double-grooved rod, 308: single slot bar, 309: first rotation axis, 3010: bevel gear, 3011: first sector gear, 3012: first sliding rack, 3013: pulling the rod, 3014: return spring, 4: power transmission mechanism, 401: servo motor, 402: first drive shaft, 403: pulley, 404: second drive shaft, 405: third drive shaft, 406: flat belt, 5: hot rolled steel pipe upper and lower both sides aligning gear, 501: second rail plate, 502: second sliding rack, 503: guide bar, 504: first compression spring, 505: second spring-cushioned pushrod, 506: second horizontal straightening arc, 507: second sector gear, 6: hot-rolled steel pipe rolling mechanism, 601: annular guide rail, 602: annular sleeve, 603: roll-off stand, 604: second compression spring, 605: ring gear, 606: second rotation shaft, 607: drive gear, 608: drive helical gear, 7: a guide plate.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Example (b): the correcting and bending-preventing equipment suitable for producing the hot-rolled steel pipes comprises an electric conveying frame 1, a driving roller 2, a hot-rolled steel pipe front and rear two-side correcting mechanism 3, a power transmission mechanism 4, a hot-rolled steel pipe upper and lower two-side correcting mechanism 5 and a hot-rolled steel pipe rolling and flattening mechanism 6, wherein the electric conveying frame 1 is rotatably provided with four driving rollers 2 for conveying the hot-rolled steel pipes, the hot-rolled steel pipe front and rear two-side correcting mechanism 3 for correcting the front and rear two sides of the hot-rolled steel pipes is arranged on the upper side of the electric conveying frame 1, the power transmission mechanism 4 is arranged on the electric conveying frame 1 and the hot-rolled steel pipe front and rear two-side correcting mechanism 3, the hot-rolled steel pipe upper and lower two-side correcting mechanism 5 for correcting the upper and lower two sides of the hot-rolled steel pipes is arranged on the electric conveying frame 1 and the power transmission mechanism 4, and the hot-rolled steel pipe rolling and flattening mechanism 6 for flattening the surface of the hot-rolled steel pipes to be more smooth is arranged on the electric conveying frame 1 The inner side of the feeding frame 1 and the power transmission mechanism 4.
Specifically, the hot-rolled steel pipe front and rear two-side straightening mechanism 3 comprises a support base 301, a first guide rail plate 302, a sliding strip 303, a first spring buffer push rod 304, a first horizontal straightening arc-shaped plate 305, a swing shaft 306, a double-groove rod 307, a single-groove rod 308, a first rotating shaft 309, a bevel gear 3010, a first sector gear 3011, a first sliding rack 3012 and a pulling rod 3013, wherein two symmetrical support bases 301 are fixedly arranged on the upper side of the electric conveying frame 1, the first guide rail plate 302 is fixedly arranged at the upper ends of the two support bases 301, the first guide rail plate 302 is slidably provided with two horizontal sliding strips 303, one ends of the two sliding strips 303 are fixedly provided with the first spring buffer push rod 304, a buffer spring is arranged inside the first spring buffer push rod 304, the lower end of the first spring buffer push rod 304 is fixedly provided with the first horizontal straightening arc-shaped plate 305, and the two first horizontal straightening arc-shaped plates 305 are matched to perform anti-bending straightening operation on the front and rear sides of the steel pipe, the swing shaft 306 is rotatably disposed on the upper side of the first guide rail plate 302 and located between the two sliding bars 303, the double-groove rod 307 is fixedly disposed on the swing shaft 306, two ends of the double-groove rod 307 are both provided with a straight hole, the protruding blocks on the two sliding bars 303 are respectively slidably disposed in two straight holes on the double-groove rod 307, the single-groove rod 308 is fixedly disposed at the upper end of the swing shaft 306, the single-groove rod 308 is provided with a straight hole, the single-groove rod 308 is disposed above the double-groove rod 307, the first rotating shaft 309 is disposed at the upper end of one of the supporting bases 301 through a bearing, wherein a bevel gear 3010 is fixedly disposed at the upper end of the first rotating shaft 309, the first sector gear 3011 is fixedly disposed on the first rotating shaft 309, the first sliding rack 3012 is slidably disposed on the first guide rail plate 302 and engaged with the first sector gear 3011, the first sector gear 3011 and the first sliding rack 3012 are matched to enable the double-groove rod 307 to intermittently swing at a certain angle, thereby enabling the two first horizontal straightening arc-shaped plates 305 to move close to or away from each other, the pulling rod 3013 is fixedly arranged at one end of the first sliding rack 3012, and the upper end of the pulling rod 3013 is slidably positioned in the slotted hole of the single-slot rod 308.
Specifically, the power transmission mechanism 4 is arranged on the electric conveying frame 1 and one of the support bases 301, the power transmission mechanism 4 comprises a servo motor 401, a first driving shaft 402, a belt pulley 403, a second driving shaft 404, a third driving shaft 405, a flat belt 406 and a return spring 3014, the servo motor 401 is fixedly arranged on one side of one of the support bases 301 through a motor base, the return spring 3014 is arranged between the other end of the first sliding rack 3012 and the servo motor 401, the first driving shaft 402 is fixedly arranged on an output shaft of the servo motor 401, another bevel gear 3010 is fixedly arranged on the other end of the first driving shaft 402, the two bevel gears 3010 are meshed with each other, one of the belt pulleys 403 is fixedly arranged on the first driving shaft 402, the second driving shaft 404 is arranged on the upper side of the electric conveying frame 1 through a bearing, the third driving shaft 405 is arranged on the electric conveying frame 1 through a bearing, one end of each of the second driving shaft 404 and the third driving shaft 405 is fixedly provided with a pulley 403, and a flat belt 406 is connected between the three pulleys 403.
Specifically, the straightening mechanisms 5 on the upper side and the lower side of the hot-rolled steel pipe are arranged on the electric conveying frame 1 and the second driving shaft 404, the straightening mechanisms 5 on the upper side and the lower side of the hot-rolled steel pipe comprise a second guide rail plate 501, a second sliding rack 502, a guide rod 503, a first compression spring 504, a second spring buffer push rod 505, a second horizontal straightening arc plate 506 and a second sector gear 507, the second guide rail plate 501 is fixedly arranged on the inner side of one end of the electric conveying frame 1, the second driving shaft 404 penetrates through the second guide rail plate 501, two guide rods 503 are arranged on the second guide rail plate 501 in a sliding manner, one ends of the two guide rods 503 are fixedly provided with the second sliding rack 502, the first compression spring 504 and the guide rod 503 penetrate through the first compression spring 504 are arranged between one end of the second sliding rack 502 and one end of the guide rod 503, one side of the second sliding rack 502 is fixedly provided with the second spring buffer push rod 505, also be equipped with buffer spring in the second spring buffering push rod 505, the other end of second spring buffering push rod 505 is fixed to be equipped with second level and corrects arc 506, two the cooperation of second level is corrected arc 506 and is can be to the upper and lower both sides of hot rolled steel pipe bending-proof and correct the operation, second sector gear 507 is fixed to be located the one end that second drive shaft 404 and second guide rail plate 501 are close and with two second sliding rack 502 meshing, second sector gear 507 and the cooperation of two second sliding rack 502 enable that two second levels correct arc 506 remove and are close or keep away from.
Specifically, the hot-rolled steel tube rolling-flat mechanism 6 is arranged on the electric conveying frame 1 and the third driving shaft 405, the hot-rolled steel tube rolling-flat mechanism 6 comprises an annular guide rail 601, an annular sleeve 602, a rolling flat frame 603, a second compression spring 604, a gear ring 605, a second rotating shaft 606, a driving gear 607 and a transmission bevel gear 608, the annular guide rail 601 is fixedly arranged on the inner side of the other end of the electric conveying frame 1, the annular sleeve 602 is rotatably arranged in the annular guide rail 601, the annular sleeve 602 is slidably provided with ten rolling flat frames 603, the rolling flat frames 603 can enable the surfaces of the hot-rolled steel tubes to be smoother, the second compression spring 604 is arranged between one end of the rolling flat frame 603 and the annular sleeve 602, the rolling flat frame 603 passes through the second compression spring 604, the gear ring 605 is fixedly arranged on the outer periphery of the annular sleeve 602, the second rotating shaft 606 is arranged on the electric conveying frame 1 through a bearing, the driving gear 607 is fixedly arranged on one end of the second rotating shaft 606 and is meshed with the gear ring 605, the other ends of the third driving shaft 405 and the second rotating shaft 606 are both fixedly provided with a transmission bevel gear 608, and the two transmission bevel gears 608 are engaged with each other.
The using method comprises the following steps: the workman is connected this equipment with hot rolled steel pipe production conveying equipment earlier, utilizes hot rolled steel pipe production conveying equipment to carry the hot rolled steel pipe of newly-produced to driving roller 2 on, and driving roller 2 can drive hot rolled steel pipe and move from left to right, then the workman starts servo motor 401 anticlockwise rotation. The servo motor 401 rotates the first driving shaft 402 counterclockwise, and the first driving shaft 402 rotates the second driving shaft 404 and the third driving shaft 405 counterclockwise through the three pulleys 403 and the flat belt 406.
The second driving shaft 404 drives one of the second sliding racks 502 and one of the second horizontal straightening arc plates 506 to move downwards through the second sector gear 507, the other second sliding rack 502 and the other second horizontal straightening arc plate 506 to move upwards, when the two second horizontal straightening arc plates 506 move in opposite directions to be in contact with the hot rolled steel pipe on the driving roller 2, the upper and lower sides of the hot rolled steel pipe can be straightened, and when the hot rolled steel pipe is straightened, the driving roller 2 cannot drive the hot rolled steel pipe to move, so that a better straightening effect is achieved, and the straightening operation of the whole hot rolled steel pipe is facilitated. When the second sector gear 507 is disengaged from the two second sliding racks 502, the guide rod 503 will drive the second sliding racks 502 and the second horizontal straightening arc 506 to move and reset under the action of the first compression spring 504.
The first driving shaft 402 can drive the first rotating shaft 309 and the first sector gear 3011 to rotate clockwise through the two bevel gears 3010, the first sector gear 3011 can drive the first sliding rack 3012 to move forward, the reset spring 3014 compresses forward, the first sliding rack 3012 can drive the double-groove rod 307 to swing clockwise at a certain angle through the pulling rod 3013 and the single-groove rod 308, the double-groove rod 307 can drive the two first horizontal straightening arc-shaped plates 305 to move in the opposite direction to be in contact with the hot rolled steel pipe through the two sliding strips 303 and the two first spring buffer push rods 304, at this moment, the two first horizontal straightening arc-shaped plates 305 can carry out straightening operation on the front side and the rear side of the hot rolled steel pipe, and thus multidirectional straightening operation can be carried out on the hot rolled steel pipe. After the first sector gear 3011 is disengaged from the first sliding rack 3012, the first sliding rack 3012 drives the double-groove rod 307 to swing counterclockwise to reset by pulling the rod 3013 and the single-groove rod 308 under the action of the reset spring 3014, and the double-groove rod 307 drives the two first horizontal straightening arc-shaped plates 305 to move to reset by the two sliding strips 303 and the two first spring buffer push rods 304.
The third drive shaft 405 can drive the second rotating shaft 606 and the drive gear 607 to rotate clockwise through the two transmission bevel gears 608, the drive gear 607 can drive the annular sleeve 602 and the rolling flat rack 603 to rotate anticlockwise through the gear ring 605, the rolling flat rack 603 can roll and extrude some rugged parts on the hot-rolled steel pipe along the anticlockwise rotation of the periphery of the hot-rolled steel pipe, thereby enabling the surface of the hot-rolled steel pipe to be more smooth, being beneficial to improving the overall appearance quality of the hot-rolled steel pipe, and being convenient for using the hot-rolled steel pipe at the later stage. After finishing the anti-bending straightening operation on the hot-rolled steel pipe, the worker turns off the servo motor 401.
As shown in fig. 2, the device further comprises a guide plate 7 for guiding and limiting the hot-rolled steel pipe, and two symmetrical guide plates 7 are fixedly arranged on the upper side of the other end of the electric conveying frame 1.
The two guide plates 7 can play a role in guiding and limiting the hot-rolled steel pipe in the process of conveying the hot-rolled steel pipe by the driving roller 2, and prevent the hot-rolled steel pipe from deviating in the conveying process, so that the accuracy of correcting the position of the hot-rolled steel pipe is improved.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (3)
1. The correcting and anti-bending equipment is suitable for producing hot-rolled steel pipes and is characterized by comprising an electric conveying frame, driving rollers, a hot-rolled steel pipe front and rear two-side correcting mechanism, a power transmission mechanism, a hot-rolled steel pipe upper and lower two-side correcting mechanism and a hot-rolled steel pipe rolling and flattening mechanism, wherein the electric conveying frame is rotatably provided with a plurality of driving rollers;
the front and rear two-side correcting mechanism of the hot-rolled steel pipe comprises a supporting seat, a first guide rail plate, a sliding strip, a first spring buffer push rod, a first horizontal correcting arc plate, a swinging shaft, a double-groove rod, a single-groove rod, a first rotating shaft, a bevel gear, a first sector gear, a first sliding rack and a pulling rod, wherein the upper side of the electric conveying frame is fixedly provided with two symmetrical supporting seats, the first guide rail plate is fixedly arranged at the upper ends of the two supporting seats, the first guide rail plate is provided with two sliding strips in a sliding manner, one end of each of the two sliding strips is fixedly provided with the first spring buffer push rod, the lower end of the first spring buffer push rod is fixedly provided with the first horizontal correcting arc plate, the swinging shaft is rotatably arranged at the upper side of the first guide rail plate, the double-groove rod is fixedly arranged on the swinging shaft, two ends of the double-groove rod are provided with a straight hole, and two convex blocks on the sliding strips are respectively and slidably positioned in two straight holes on the double-groove rod, the single-groove rod is fixedly arranged at the upper end of the oscillating shaft and provided with a straight hole, the first rotating shaft is arranged at the upper end of one of the supporting seats through a bearing, one bevel gear is fixedly arranged at the upper end of the first rotating shaft, the first sector gear is fixedly arranged on the first rotating shaft, the first sliding rack is slidably arranged on the first guide rail plate and is meshed with the first sector gear, the pulling rod is fixedly arranged at one end of the first sliding rack, and the upper end of the pulling rod is slidably positioned in the straight hole on the single-groove rod;
the power transmission mechanism is arranged on the electric conveying frame and one of the supporting seats and comprises a servo motor, a first driving shaft, a belt pulley, a second driving shaft, a third driving shaft, a flat belt and a return spring, the servo motor is fixedly arranged on one side of one of the supporting seats, a return spring is arranged between the other end of the first sliding rack and the servo motor, the first driving shaft is fixedly arranged on an output shaft of the servo motor, the other bevel gear is fixedly arranged at the other end of the first driving shaft, the two bevel gears are mutually meshed, wherein one belt pulley is fixedly arranged on the first driving shaft, the second driving shaft is arranged on the upper side of the electric conveying frame through a bearing, the third driving shaft is arranged on the electric conveying frame through a bearing, belt pulleys are fixedly arranged at one ends of the second driving shaft and the third driving shaft, and a flat belt is connected among the three belt pulleys;
the hot-rolled steel pipe upper and lower side correcting mechanisms are arranged on the electric conveying frame and the second driving shaft, the hot-rolled steel pipe upper and lower side correcting mechanisms comprise a second guide rail plate, a second sliding rack, a guide rod, a first compression spring, a second spring buffer push rod, a second horizontal correcting arc plate and a second sector gear, the second guide rail plate is fixedly arranged at the inner side of one end of the electric conveying frame, the second guide rail plate is provided with two guide rods in a sliding manner, one end of each guide rod is fixedly provided with a second sliding rack, a first compression spring is arranged between one end of the second sliding rack and one end of the guide rod, the guide rod penetrates through the first compression spring, a second spring buffer push rod is fixedly arranged on one side of the second sliding rack, a second horizontal correction arc-shaped plate is fixedly arranged on the other end of the second spring buffer push rod, the second sector gear is fixedly arranged at the other end of the second driving shaft and meshed with the two second sliding racks.
2. The straightening and bend-preventing device for the production of the hot-rolled steel tube according to claim 1, wherein the hot-rolled steel tube rolling mechanism is arranged on the electric conveying frame and the third driving shaft, the hot-rolled steel tube rolling mechanism comprises an annular guide rail, an annular sleeve, a rolling frame, a second compression spring, a gear ring, a second rotating shaft, a driving gear and a transmission bevel gear, the annular guide rail is fixedly arranged on the inner side of the other end of the electric conveying frame, the annular sleeve is rotatably arranged in the annular guide rail, the annular sleeve is slidably provided with a plurality of rolling frames, the second compression spring is arranged between one end of the rolling frame and the annular sleeve, the rolling frame penetrates through the second compression spring, the gear ring is fixedly arranged on the periphery of the annular sleeve, the second rotating shaft is arranged on the electric conveying frame through a bearing, the driving gear is fixedly arranged at one end of the second rotating shaft and is meshed with the gear ring, and the other ends of the third driving shaft and the second rotating shaft are fixedly provided with transmission bevel gears, and the two transmission bevel gears are meshed with each other.
3. The straightening and bending-preventing device for producing the hot-rolled steel pipe according to claim 2, which further comprises a guide plate, wherein two symmetrical guide plates are fixedly arranged on the upper side of the other end of the electric conveying frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011148647.0A CN112275845B (en) | 2020-10-23 | 2020-10-23 | Correcting and bending preventing equipment suitable for hot-rolled steel pipe production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011148647.0A CN112275845B (en) | 2020-10-23 | 2020-10-23 | Correcting and bending preventing equipment suitable for hot-rolled steel pipe production |
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| Publication Number | Publication Date |
|---|---|
| CN112275845A CN112275845A (en) | 2021-01-29 |
| CN112275845B true CN112275845B (en) | 2022-07-05 |
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| CN202011148647.0A Active CN112275845B (en) | 2020-10-23 | 2020-10-23 | Correcting and bending preventing equipment suitable for hot-rolled steel pipe production |
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| CN116944286B (en) * | 2023-09-21 | 2023-11-24 | 苏州铂源航天航空新材料有限公司 | Alloy pipe straightening machine |
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| JP4391444B2 (en) * | 2005-05-31 | 2009-12-24 | 株式会社日立製作所 | Molding system |
| CN107971367B (en) * | 2017-12-14 | 2023-10-10 | 天津腾飞钢管有限公司 | Seamless steel tube straightening machine |
| CN109848252A (en) * | 2018-12-20 | 2019-06-07 | 芜湖恒美电热器具有限公司 | Steel band is rolled into steel pipe means for correcting |
| CN210115342U (en) * | 2019-05-06 | 2020-02-28 | 常山成鑫轴承有限公司 | Tapered roller bearing transmission track orthotic devices |
| CN111014350B (en) * | 2019-12-31 | 2021-06-11 | 郑州亨睿精密机械科技有限公司 | Automobile cross beam distortion correction device |
| CN111318593A (en) * | 2020-03-11 | 2020-06-23 | 鲍玲芳 | Batch correcting device for steel pipes for building |
| CN111745066A (en) * | 2020-07-02 | 2020-10-09 | 徐梅 | Round pipe end correcting device and using method thereof |
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2020
- 2020-10-23 CN CN202011148647.0A patent/CN112275845B/en active Active
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Effective date of registration: 20220616 Address after: 529262 No. 7-11, Jinggang District, Wenhua Development Zone, Shuibu Town, Taishan City, Jiangmen City, Guangdong Province Applicant after: Zhujiang pipe industry group (Jiangmen) Co.,Ltd. Address before: 523073 room 2141, building 5, 11 Hongyuan Road, Nancheng street, Dongguan City, Guangdong Province Applicant before: Chen Feng |
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Denomination of invention: A straightening and anti bending equipment suitable for hot rolled steel pipe production Effective date of registration: 20230711 Granted publication date: 20220705 Pledgee: Bank of China Limited by Share Ltd. Jiangmen branch Pledgor: Zhujiang pipe industry group (Jiangmen) Co.,Ltd. Registration number: Y2023980048074 |