CN101234400A - Long guide roller outlet table for tube rolling machine - Google Patents

Long guide roller outlet table for tube rolling machine Download PDF

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Publication number
CN101234400A
CN101234400A CNA2008100545510A CN200810054551A CN101234400A CN 101234400 A CN101234400 A CN 101234400A CN A2008100545510 A CNA2008100545510 A CN A2008100545510A CN 200810054551 A CN200810054551 A CN 200810054551A CN 101234400 A CN101234400 A CN 101234400A
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CN
China
Prior art keywords
long guide
roller
lifting
guide roller
pipe mill
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Pending
Application number
CNA2008100545510A
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Chinese (zh)
Inventor
徐迎春
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Taiyuan Heavy Industry Co Ltd
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Taiyuan Heavy Industry Co Ltd
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Application filed by Taiyuan Heavy Industry Co Ltd filed Critical Taiyuan Heavy Industry Co Ltd
Priority to CNA2008100545510A priority Critical patent/CN101234400A/en
Publication of CN101234400A publication Critical patent/CN101234400A/en
Pending legal-status Critical Current

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Abstract

The invention provides a long guide roll typed outlet platform used in a tube mill, relating to an outlet platform of a hot tube mill. The outlet platform of the traditional tube mill adopts three rolls holding unit to limit the waggle of a steel tube; as the volume of the three rolls holding unit is large, only the centralized drive of a single motor can be adopted, therefore, the weight of an outlet platform device and the motor power are great; in addition, as a high-temperature pierced billet runs through the middle of a reducer, the working environment is bad, thereby reducing the service life of the reducer and limiting the diameter size of the pierced billet. The invention is formed by a lifting base, an upper press roll, a V-shaped press roll, two sets of long guide rolls provided with transmissions, a lifting beam and a lifting live-roller table, wherein, the lower part of the lifting beam is provided with a lifting base device, while the upper part is provided with a long guide roll device with a backup roll driven by the motor, an upper press roll device and a V-shaped press roll device, and the middle of the two long guide rolls is provided with a lifting live-roller table device. The outlet platform has the advantages of compact structure, low cost, major-diameter and high-strength steel tube rolling applicability, etc.

Description

A kind of long guide roller outlet table that is used for pipe mill
Technical field
The present invention relates to the hot-rolled pipe machine, particularly the hot-rolled pipe machine of seamless steel tube production unit outlet platform equipment.
Background technology
Hot-rolled pipe is a most important operation in the seamless steel tube production, is the master operation of bearing flow of metal.The effect of hot-rolled pipe machine in the seamless steel tube production unit is with the hollow billet after the punch perforation, through rolling tube reducing, subtract wall and produce required hollow forging.The tube rolling process is: the hollow billet that comes out from punch is placed on the rotating roller of punch outlet platform, the manipulator of hollow billet Traverse Displacement Unit is taken hollow billet away then, parallel move worn on the roller-way before being placed on import desk in advance, this moment, cooled plug penetrated in the hollow billet through lubricated, the translating device of import desk moves to its hollow billet and plug in the draw-in groove of the conveyor roller of import desk and plug manipulator together, plug feeds pipe mill together with hollow billet, and the plug motion suffers restraints.In the operation of rolling, three roller core holding devices of pipe mill outlet platform are formed enclosure space, the whipping of steel pipe in the limited rolling process, thus shut out the good hollow forging of glacing flatness.Behind rolling the finishing, plug returns, transport the restriction range of core holding device after, another translating device moves to plug on the plug circulation conveyor roller together, goes into to wear in advance roller-way through spray cooling is laggard, by chain making machine it is penetrated in the hollow billet, carries out that next is rolling.
Along with increasing substantially of major diameter and high tensile steel tube demand, the shortcoming of traditional pipe mill outlet platform is more and more outstanding.Tradition pipe mill outlet platform is to adopt three roller core holding devices to realize limiting the whipping of steel pipe in the operation of rolling, because three roller core holding device volumes are bigger, cause the pipe mill transmission can only adopt single motor central driving, promptly adopt a motor and a reductor transmission.Therefore, outlet platform weight of equipment and power of motor is all bigger, thereby encounters difficulties when making the rolling large-diameter and high-strength steel pipe of pipe mill, and the development of pipe mill is restricted.And the hollow forging of high temperature will pass through in the middle of the transmission speed reducer, and work under bad environment greatly reduces life-span of reductor, and also having limited the hollow forging diameter simultaneously can not be too big.
Summary of the invention
The objective of the invention is to overcome the shortcoming of prior art, a kind of long guide roller outlet table that is used for pipe mill is provided, have compact conformation, cost is low, can adapt to advantages such as major diameter and high tensile steel tube be rolling.
Technical scheme of the present invention for achieving the above object is:
A kind of long guide roller outlet table that is used for pipe mill is characterized in that: described outlet platform is by the lifting pedestal device, last press-roller device, and the V-arrangement press-roller device, the long guide roller device of two groups of band transmissions, hoisting cross beam, lifting live-roller gear device is formed.The lifting pedestal device is equipped with in described hoisting cross beam bottom, and the band backing roll is equipped with by motor-driven long guide roller device, last press-roller device and V-arrangement press-roller device in top, is provided with lifting live-roller gear device in the middle of two long guide rollers.
Described lifting pedestal device is equipped with upper saddle, lower slider, locking hydraulic cylinder on its base, and the spiral lift that is driven by elevating motor.Described long guide roller device has backing roll in the long guide roller arranged beneath, and two driving motors are connected with long guide roller respectively by universal-joint spindle.The described press-roller device of going up is equipped with hydraulic cylinder on its support, connect swing arm by hydraulic cylinder, and swing arm is connected with last pressure roller.Described V-arrangement press-roller device is equipped with the hydraulic pressure rotary actuator on its base, be connected with the V-arrangement pressure roller by pivoted arm.Described lifting live-roller gear device, its lifting hydraulic cylinder is fixed on the hoisting cross beam, is connected with pull bar, is connected with the lifting live-roller gear by cursor.
The present invention compared with prior art, because pipe mill main transmission adopts three motors, three reductors to drive rolling mill roller, power of motor and reductor volume are all greatly reduced, hollow forging does not pass through in the middle of transmission speed reducer, the reductor life-span is improved, and can be competent at major diameter and high tensile steel tube is rolling.And power of motor and reductor volume can enlarge product variety after reducing, and improve the hollow forging quality.Therefore, the present invention has compact conformation, and cost is low, can adapt to advantages such as major diameter and high tensile steel tube be rolling.
Description of drawings:
Fig. 1 is a kind of structural representation that is used for the long guide roller outlet table of pipe mill;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is an A-A generalized section among Fig. 1;
Fig. 4 is the structural representation of long guide roller device;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the structural representation of lifting live-roller gear;
Fig. 7 is a B-B generalized section among Fig. 6;
Fig. 8 is the structural representation of V-arrangement press-roller device;
Fig. 9 is that the C of Fig. 8 is to schematic diagram.
Below in conjunction with accompanying drawing, the present invention is further illustrated by preferred embodiment.
The specific embodiment
Shown in Fig. 1,2,3,4,5, a kind of long guide roller outlet table that is used for pipe mill is by lifting pedestal device 1, last press-roller device 2, and the long guide roller device 4 of 3, two groups of band transmissions of V-arrangement press-roller device, hoisting cross beam 5, lifting live-roller gear device 6 is formed.Lifting pedestal device 1 is equipped with in described hoisting cross beam 5 bottoms, and band backing roll 8 is equipped with by being provided with lifting live-roller gear devices 6 in the middle of the long guide roller device 4 of driving motor 14 drivings, last press-roller device 2 and V-arrangement press-roller device 3, two long guide rollers 20 in top.
Lifting pedestal device 1 is equipped with upper saddle 27, lower slider 28, locking hydraulic cylinder 7 on its base 29, and the spiral lift 17 that is driven by elevating motor 16.Two driving motors 14 drive 20 rotations of two long guide rollers respectively by universal-joint spindle 15.For the hollow forging of different size, drive spiral lift 17 by adjusting lifting motor 16, by upper saddle 27, lower slider 28, make hoisting cross beam 5 liftings, with the requirement of the hollow forging that satisfies rolling different-diameter specification, it is drop-down to adjust back locking hydraulic cylinder 7, locking hoisting cross beam 5 makes rolling steady.In order to make hollow forging in rolling, reduce whipping, roll out high-quality hollow forging, long guide roller 20 arranged beneath have backing roll 8, increase rigidity.In the operation of rolling, last pressure roller 9 connects swing arm 18 by hydraulic cylinder 19, pressure roller 9 is pressed down and long guide roller 20 composition enclosure spaces, prevents the whipping of hollow forging.
Shown in Fig. 6,7, lifting live-roller gear device 6 is arranged in the middle of two long guide rollers, hydraulic motor 21 drives lifting live-roller gear 12 and rotates, and lifting hydraulic cylinder 13 is fixed on the hoisting cross beam 5, adjusts 12 liftings of lifting live-roller gear by pull bar 11, cursor 22,23.
Shown in Fig. 8,9, V-arrangement press-roller device 3 is equipped with hydraulic pressure rotary actuator 25 on its base 26, be connected with V-arrangement pressure roller 10 by pivoted arm 24.It is passive rotation that V-arrangement pressure roller 10 transports hollow forging.
The course of work of the present invention is:
Before the steel pipe rolling,, adjust the lifting of long guide roller 20 by adjusting screw rod lifting that motor 16 drives spiral lifts 17 according to the hollow forging specification, concrete adjustable height by absolute value encoder control to adapt to the hollow forging of different-diameter specification.Adjust the displacement of the lifting hydraulic cylinder 13 in the lifting live-roller gear 12, the displacement that presses down hydraulic cylinder 19 of pressure roller 9 in the adjustment; In the steel pipe rolling process, long guide roller 20 rotates, and last pressure roller 9 presses down, and finishes rolling; After steel pipe rolling was finished, hollow forging transported out the tube rolling district through lifting live-roller gear 12, and when transporting hollow forging, V-arrangement pressure roller 10 presses down, and the purpose that pinches hollow forging is played in passive rotation.After hollow forging transported the tube rolling district, lifting live-roller gear 12 descended, and stops operating, and finishes a rolling cycle.

Claims (6)

1, a kind of long guide roller outlet table that is used for pipe mill, it is characterized in that: described outlet platform is by lifting pedestal device 1, last press-roller device 2, V-arrangement press-roller device 3, the long guide roller device 4 of two groups of band transmissions, hoisting cross beam 5, lifting live-roller gear device 6 is formed, lifting pedestal device 1 is equipped with in described hoisting cross beam 5 bottoms, band backing roll 8 is equipped with by in the middle of motor-driven long guide roller device 4, last press-roller device 2 and V-arrangement press-roller device 3, two long guide rollers 20 lifting live-roller gear devices 6 being housed in top.
2, according to the described long guide roller outlet table that is used for pipe mill of claim 1, it is characterized in that: described lifting pedestal device 1, upper saddle 27, lower slider 28, locking hydraulic cylinder 7 are housed on its base 29, and the spiral lift 17 that drives by elevating motor 16.
3, according to the described long guide roller outlet table that is used for pipe mill of claim 1, it is characterized in that: described long guide roller device 4,8, two driving motors of backing roll 14 are arranged by universal-joint spindle 15 long guide roller 20 connections respectively in long guide roller 20 arranged beneath.
4, according to the described long guide roller outlet table that is used for pipe mill of claim 1, it is characterized in that: the described press-roller device 2 of going up, hydraulic cylinder 19 is housed on its support, connect swing arm 18 by hydraulic cylinder 19, swing arm 18 is connected with last pressure roller 9.
5, according to the described long guide roller outlet table that is used for pipe mill of claim 1, it is characterized in that: described V-arrangement press-roller device 3, on its base 26, hydraulic pressure rotary actuator 25 is housed, be connected with V-arrangement pressure roller 10 by pivoted arm 24.
6, according to the described long guide roller outlet table that is used for pipe mill of claim 1, it is characterized in that: described lifting live-roller gear device 6, its lifting hydraulic cylinder 13 is fixed on the hoisting cross beam 5, is connected with pull bar 11, is connected with lifting live-roller gear 12 by cursor 22,23.
CNA2008100545510A 2008-01-30 2008-01-30 Long guide roller outlet table for tube rolling machine Pending CN101234400A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2008100545510A CN101234400A (en) 2008-01-30 2008-01-30 Long guide roller outlet table for tube rolling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2008100545510A CN101234400A (en) 2008-01-30 2008-01-30 Long guide roller outlet table for tube rolling machine

Publications (1)

Publication Number Publication Date
CN101234400A true CN101234400A (en) 2008-08-06

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CN (1) CN101234400A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101633058B (en) * 2009-07-24 2011-06-08 太原重工股份有限公司 Three-roller guide locating device provided with plunger type cylinder
CN102873113A (en) * 2012-09-17 2013-01-16 太原通泽重工有限公司 Outlet table for pipe rolling mill
CN102910411A (en) * 2012-11-02 2013-02-06 无锡华联科技集团有限公司 Pipe discharge mechanism
CN102963706A (en) * 2012-11-02 2013-03-13 无锡华联科技集团有限公司 Pipeline conveying and compressing mechanism
CN103722016A (en) * 2013-12-31 2014-04-16 太原重工股份有限公司 A cross-rolling pipe mill inlet platform
CN104228344A (en) * 2014-09-13 2014-12-24 内蒙古包钢钢联股份有限公司 Inkjet printer head
CN105215062A (en) * 2015-10-23 2016-01-06 达力普石油专用管有限公司 A kind of Accu-Roll outlet platform of pipe mill equipment
CN113290059A (en) * 2021-06-24 2021-08-24 大冶特殊钢有限公司 Guide cylinder device for rolling steel pipe
CN117225911A (en) * 2023-11-14 2023-12-15 靖江市双源冶金机械有限公司 Sliding guide feeding mechanism

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101633058B (en) * 2009-07-24 2011-06-08 太原重工股份有限公司 Three-roller guide locating device provided with plunger type cylinder
CN102873113A (en) * 2012-09-17 2013-01-16 太原通泽重工有限公司 Outlet table for pipe rolling mill
CN102873113B (en) * 2012-09-17 2015-04-15 太原通泽重工有限公司 Outlet table for pipe rolling mill
CN102910411A (en) * 2012-11-02 2013-02-06 无锡华联科技集团有限公司 Pipe discharge mechanism
CN102963706A (en) * 2012-11-02 2013-03-13 无锡华联科技集团有限公司 Pipeline conveying and compressing mechanism
CN102910411B (en) * 2012-11-02 2014-10-15 无锡华联科技集团有限公司 Pipe discharge mechanism
CN103722016B (en) * 2013-12-31 2015-10-28 太原重工股份有限公司 Inlet table of skew tube rolling mill
CN103722016A (en) * 2013-12-31 2014-04-16 太原重工股份有限公司 A cross-rolling pipe mill inlet platform
CN104228344A (en) * 2014-09-13 2014-12-24 内蒙古包钢钢联股份有限公司 Inkjet printer head
CN105215062A (en) * 2015-10-23 2016-01-06 达力普石油专用管有限公司 A kind of Accu-Roll outlet platform of pipe mill equipment
CN113290059A (en) * 2021-06-24 2021-08-24 大冶特殊钢有限公司 Guide cylinder device for rolling steel pipe
CN113290059B (en) * 2021-06-24 2024-07-09 大冶特殊钢有限公司 Guide cylinder device for rolling steel tube
CN117225911A (en) * 2023-11-14 2023-12-15 靖江市双源冶金机械有限公司 Sliding guide feeding mechanism
CN117225911B (en) * 2023-11-14 2024-01-26 靖江市双源冶金机械有限公司 A sliding guide feeding mechanism

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Open date: 20080806