CN102962266B - System for feeding bars to cooling bed at high speed in short distance - Google Patents

System for feeding bars to cooling bed at high speed in short distance Download PDF

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Publication number
CN102962266B
CN102962266B CN201210524601.3A CN201210524601A CN102962266B CN 102962266 B CN102962266 B CN 102962266B CN 201210524601 A CN201210524601 A CN 201210524601A CN 102962266 B CN102962266 B CN 102962266B
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tail
cold bed
plate
short distance
high speed
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CN102962266A (en
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李继
叶孝斌
李海军
赵建宏
邓永刚
刘�东
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Shaanxi Longmen Iron and Steel Co Ltd
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SHAAN STEEL GROUP CO Ltd
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Abstract

The invention discloses a system for feeding bars to a cooling bed at a high speed in a short distance. The system comprises a tail pulling mechanism, a speed increasing mechanism, a braking mechanism and an automatic control system, wherein the tail pulling mechanism comprises a tail lifting device, a tail pulling device and a tail stopping device; the tail lifting device is arranged on an input roller table between a multiple-length flying shear and the cooling bed; a tail clamping brake roller, a clamping and feeding roller and a tail clamping braking plate are arranged on the input roller table and the braking plate; the input roller table, the clamping and the feeding roller and a special braking plate form the speed increasing mechanism; the tail clamping braking roller and the tail clamping braking plate on a correcting plate form the braking mechanism; and control parts of the tail pulling mechanism, the speed increasing mechanism and the braking mechanism are respectively connected into the automatic control system, and thus automatic control of the speed increasing mechanism, the tail pulling mechanism and the braking mechanism is realized. According to the system, the final rolling speed of line rolling of a bar production line with only 25-meter distance for feeding on the cooling bed reaches over 15 m/s and the stability in operation is realized; and in addition, the control over the parking position of a multiple-length steel bar on the cooling bed is convenient and flexible and the production capacity of the rolling line is greatly improved.

Description

The at a high speed upper cold bed system of bar short distance
Technical field
The present invention relates to rolled steel bar production technical field, be specifically related to the at a high speed upper cold bed technology of a kind of bar short distance.
Background technology
It is the semicontinuous rolling of producing hot-rolled ribbed steel bars for ther reinforcement of concrete for the steel rolling mill of test, can produce screw-thread steel and the round steel of all size, raw material is 150mmx150mm square billet, adopt many rolling mills, carry out three passage rollings in roughing, de-head enters tandem rolling unit, in roll and continue to adopt one drag two DC Transmission, all the other are one-to-one DC Transmission, finish rolling milling train is one-to-one DC Transmission, cold bed is skirtboard braking walking beam cooler, equipment is that in-line is arranged completely, Double Dimension Flying Shears only has 25 meters (being generally 70~90m) to the distance of cold bed input, cold-bed run-in table forms by three sections, first paragraph roller-way is u-shaped flute profile, point steel bar that 40mm is high is installed in the middle of second segment roller-way, the 3rd section for installing the part of braking skirtboard.This equipment is generally invested to build early, be subject to prevailing condition restriction, rolling line finish to gauge speed is generally only up to 10m/s, improve constantly through repeatedly technological transformation production capacity afterwards, but the bottleneck that restriction finish to gauge speed further improves is mainly Double Dimension Flying Shears, and to arrive the distance of cold bed too short, on steel, the braking distance of cold bed is inadequate, inseparable end to end, the common difficulty that this situation exists at present at the bar steel rolling production line that is also cold bed in short distance.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide the at a high speed upper cold bed technology of a kind of bar short distance, realize the object of cold bed in bar short distance.
In order to achieve the above object, the technical solution used in the present invention is: the object that utilize speed-raising system, pull out tail system, brakes and automation control system is realized cold bed in bar short distance.
The at a high speed upper cold bed system of a kind of bar short distance, comprise Ba Wei mechanism, acceleration mechanism, arrestment mechanism and automation control system, described Ba Wei mechanism is lifted tail apparatus, is pulled out tail apparatus and gear tail apparatus forms by what set gradually respectively in the approach table between Double Dimension Flying Shears and cold bed; In the approach table of described cold bed, be provided with keep plate, be respectively arranged with folder tail brake roller, pinch roll and folder tail keep plate on approach table and keep plate, approach table, pinch roll and special-shaped keep plate form acceleration mechanism; Described cold bed input is provided with alignment plate, and the folder tail keep plate on folder tail brake roller and alignment plate forms arrestment mechanism; The control assembly of described Ba Wei mechanism, acceleration mechanism and arrestment mechanism accesses respectively automation control system, thereby realizes the automatic control to described acceleration mechanism, Ba Wei mechanism and arrestment mechanism.
Further, in described system:
Described pinch roll is homologous structure with folder tail brake roller, it comprises the motor a and the motor b that are arranged on motor base, wherein, motor a connects pinch roll body by shaft coupling, pinch roll body top is provided with depresses cylinder, bottom is provided with upper roll wheel and lower roll wheel, depresses and in cylinder, is provided with buffer spring.
Described special-shaped keep plate is arranged on the outside of pinch roll lower roll wheel.
The described tail apparatus of lifting comprises being arranged on and lifts tail gas cylinder on base, lifts on tail gas cylinder, to be provided with a pair ofly by lifting the running roller of tail location-plate location, and base is vertically mounted on to be lifted on tail roller-way bearing.
The described tail apparatus that pulls out comprises the axle being arranged on bearing block, is connected with a dead man at axle head, and axle head is 90 ° and also connects one and pull out tail gas cylinder by seat supports.
Described gear tail apparatus comprises the gear tail gas cylinder being arranged on tailstock, and gear tail gas cylinder is by gear tail location-plate location, and gear tail gas cylinder boom end is provided with point steel blend stop and special-shaped pin, and special-shaped pin and point steel blend stop coordinate gear steel; Tailstock is vertically mounted on gear tail roller-way bearing.
Described folder tail keep plate is provided with several, spaced apart being arranged on alignment plate; The swing arm that folder tail keep plate is arranged on alignment plate end by it connects folder tail gas cylinder the rolled piece of motion and alignment plate holder is held to move toward one another, produces frictional force and realizes braking.
Compared with prior art, the present invention is through the application of cold bed system new technology in short distance, make rolling line finish to gauge speed reach 15m/s above (further speed-raising of test place rolling line capacity of equipment restriction), operate steadily, and the stand control to multiple length steel on cold bed is convenient, flexible, the economic and technical norms such as lumber recovery and scale rate that improve rolling line are had to very large facilitation, and rolling line production capacity significantly promotes.
Brief description of the drawings
Fig. 1 is structural representation of the present invention (the at a high speed upper cold bed structure of bar short distance).
Fig. 2 (a), Fig. 2 (b) are pinch roll (folder tail brake roller) structural representations.
Fig. 3 lifts tail apparatus structural representation.
Fig. 4 (a), Fig. 4 (b) pull out tail apparatus structural representation.
Fig. 5 is gear tail apparatus structural representation.
Fig. 6 is folder tail brake plate device mounting structure schematic diagram.
Fig. 7 is special-shaped making sheet mounting structure schematic diagram.
In figure:
1, Double Dimension Flying Shears;
2, approach table;
3, lift tail apparatus; 3-1, base; 3-2, lift tail gas cylinder; 3-3, running roller; 3-4, lift tail roller-way bearing; 3-5, lift tail location-plate;
4, pull out tail apparatus; 4-1, bearing block; 4-2, axle; 4-3, pull out tail gas cylinder; 4-4, bearing; 4-5, dead man;
5, gear tail apparatus; 5-1, tailstock; 5-2, gear tail gas cylinder; 5-3, point steel blend stop; 5-4, gear tail location-plate; 5-5, special-shaped pin; 5-6, gear tail roller-way bearing;
6, keep plate;
7, folder tail brake roller;
8, alignment plate;
9, folder tail keep plate; 9-1, swing arm; 9-2, folder tail gas cylinder;
10, special-shaped keep plate;
11, pinch roll; 11-1, motor a; 11-2, motor b; 11-3, shaft coupling; 11-4, pinch roll body; 11-5, depress cylinder; 11-6, upper roll wheel; 11-7, buffer spring; 11-8, motor base; 11-9, lower roll wheel;
12, cold bed;
13, rolled piece.
Detailed description of the invention
Below by accompanying drawing, technical scheme of the present invention is described in further detail, but the invention is not restricted to these embodiments.
As shown in Figure 1, the at a high speed upper cold bed system of a kind of bar short distance, comprise four parts: Ba Wei mechanism, acceleration mechanism, arrestment mechanism and automation control system, wherein, Ba Wei mechanism by the approach table 2 between Double Dimension Flying Shears 1 and cold bed 12, set gradually respectively lift tail apparatus 3, pull out tail apparatus 4 and gear tail apparatus 5 form; In the approach table 2 of cold bed 12, be provided with keep plate 6, be respectively arranged with folder tail brake roller 7, pinch roll 11 and folder tail keep plate 9 on approach table 2 and keep plate 6, approach table 2, pinch roll 11 and special-shaped keep plate 10 form acceleration mechanism; Cold bed 12 inputs are provided with alignment plate 8, and the folder tail keep plate 9 on folder tail brake roller 7 and alignment plate 8 forms arrestment mechanism; The control assembly of Ba Wei mechanism, acceleration mechanism and arrestment mechanism accesses respectively automation control system, thereby realizes the automatic control to described acceleration mechanism, Ba Wei mechanism and arrestment mechanism.
In acceleration mechanism, as shown in Fig. 2 (a) and Fig. 2 (b), pinch roll 11 is homologous structure with folder tail brake roller 7, it comprises the motor a 11-1 and the motor b 11-2 that are arranged on motor base 11-8, wherein, motor a 11-1 connects pinch roll body 11-4 by shaft coupling 11-3, and pinch roll body 11-4 top is provided with depresses cylinder 11-5, bottom is provided with upper roll wheel 11-6 and lower roll wheel 11-9, depresses and in cylinder 11-5, is provided with buffer spring 11-7.
Pinch roll is the pinch roll mechanism that the fixing top roll of lower roll can move up and down, regulate the speed to pinch the multiple length steel of upper cold bed by DC Transmission, in guarantee, each section of multiple length steel of cold bed can pull open certain distance effectively, realize the object of cold bed hoisting velocity on steel.
In Ba Wei mechanism, as shown in Figure 3, lift tail apparatus 3 and comprise being arranged on and lift tail gas cylinder 3-2 on base 3-1, lift and on tail gas cylinder 3-2, be provided with a pair ofly by lifting the running roller 3-3 of tail location-plate 3-5 location, base 3-1 is vertically mounted on and lifts on tail roller-way bearing 3-4.
Lift tail apparatus and drive the roller freely rotating to form by the tail gas cylinder of lifting that can move up and down, Main Function is that the multiple length rolled piece afterbody moving in approach table is lifted as pulling out tail and prepared.
As shown in Fig. 4 (a) and Fig. 4 (b), pull out tail apparatus 4 and comprise the axle 4-2 being arranged on bearing block 4-1, be connected with a dead man 4-5 at axle 4-2 end, axle 4-2 end be 90 ° also connect one supported by bearing 4-4 pull out tail gas cylinder 4-3.
Pulling out tail apparatus and drive shift fork to move back and forth by cylinder, is mainly the low level that the rolled piece afterbody in approach table is pulled out in advance to keep plate, to guarantee that the multiple length rolled piece head of going up successively cold bed does not catch up with the afterbody of.
As shown in Figure 5, gear tail apparatus 5 comprises the gear tail gas cylinder 5-2 being arranged on tailstock 5-1, gear tail gas cylinder 5-2 is by gear tail location-plate 5-4 location, and gear tail gas cylinder 5-2 boom end is provided with point steel blend stop 5-3 and special-shaped pin 5-5, and special-shaped pin 5-5 and point steel blend stop 5-3 coordinate gear steel; Tailstock 5-1 is vertically mounted on gear tail roller-way bearing 5-6.
The special-shaped pin that gear tail apparatus is driven by the cylinder that moves up and down forms, and Main Function is to block pulling out the steel tail that tail pulls up, and does not allow the rebound high position of keep plate of steel tail.
In arrestment mechanism, referring to Fig. 6 and in conjunction with shown in Fig. 1, folder tail keep plate 9 is provided with several, spaced apart being arranged on alignment plate 8; The swing arm 9-1 that folder tail keep plate 9 is arranged on alignment plate 8 ends by it connects folder tail gas cylinder 9-2 the rolled piece of motion 13 and alignment plate 8 is clamped to move toward one another, produces frictional force and realizes braking.The end of swing arm 9-1 connects keep plate 6, and keep plate 6 joins with approach table 2.
Folder tail brake roller 7 is single unit system with pinch roll 11, equipment homotype, installation position is different, role is different, folder tail brake roller 7 is gone up the afterbody of the rolled piece of cold bed by clamping, adjust the rotating speed of folder tail brake roller, make the low speed with rolled piece of its rotating speed, realizes the function of braking rolled piece by chucking power.The frictional force that folder tail keep plate 9 drives swing arm clamping to be produced by the rolled piece that is just falling slippage forward on braking skirtboard by bent axle by cylinder realizes braking.
As shown in Figure 7, special-shaped keep plate 10 is arranged on pinch roll 11 lower roll wheel 11-9 outsides, and main object is for pinch roll 11 is installed, and makes it reserve the position that pinches rolled piece, can reach like this normal function that neither affects keep plate, again the object of dismounting pinch roll online.
Above-described embodiment has provided a narrow example the present invention has been described in detail; can not assert that embodiments of the present invention only limit to this; for general technical staff of the technical field of the invention; all any simple modification that Spirit Essence is done according to the present invention and equivalent structure transformation or modification, all belong to the definite protection domain of claims that the present invention submits to.

Claims (7)

1. the at a high speed upper cold bed system of bar short distance, comprise Ba Wei mechanism, acceleration mechanism, arrestment mechanism and automation control system, it is characterized in that, described Ba Wei mechanism is lifted tail apparatus (3), is pulled out tail apparatus (4) and gear tail apparatus (5) forms by what set gradually respectively in the approach table (2) between Double Dimension Flying Shears (1) and cold bed (12); In the approach table (2) of described cold bed (12), be provided with keep plate (6), on approach table (2) and keep plate (6), be respectively arranged with folder tail brake roller (7), pinch roll (11) and folder tail keep plate (9), approach table (2), pinch roll (11) and special-shaped keep plate (10) form acceleration mechanism; Described cold bed (12) input is provided with alignment plate (8), and the folder tail keep plate (9) on folder tail brake roller (7) and alignment plate (8) forms arrestment mechanism; The control assembly of described Ba Wei mechanism, acceleration mechanism and arrestment mechanism accesses respectively automation control system, thereby realizes the automatic control to described acceleration mechanism, Ba Wei mechanism and arrestment mechanism.
2. the at a high speed upper cold bed system of a kind of bar short distance according to claim 1, it is characterized in that, described pinch roll (11) is homologous structure with folder tail brake roller (7), it comprises the motor a(11-1 being arranged on motor base (11-8)) and motor b(11-2), wherein, motor a(11-1) connect pinch roll body (11-4) by shaft coupling (11-3), pinch roll body (11-4) top is provided with depresses cylinder (11-5), bottom is provided with upper roll wheel (11-6) and lower roll wheel (11-9), depress and in cylinder (11-5), be provided with buffer spring (11-7).
3. the at a high speed upper cold bed system of a kind of bar short distance according to claim 1 and 2, is characterized in that, described special-shaped keep plate (10) is arranged on the outside of pinch roll (11) lower roll wheel (11-9).
4. the at a high speed upper cold bed system of a kind of bar short distance according to claim 1, it is characterized in that, the described tail apparatus (3) of lifting comprises being arranged on and lifts tail gas cylinder (3-2) on base (3-1), lift on tail gas cylinder (3-2) and be provided with a pair of running roller (3-3) of locating by lifting tail location-plate (3-5), base (3-1) is vertically mounted on to be lifted on tail roller-way bearing (3-4).
5. the at a high speed upper cold bed system of a kind of bar short distance according to claim 1, it is characterized in that, the described tail apparatus (4) that pulls out comprises the axle (4-2) being arranged on bearing block (4-1), be connected with a dead man (4-5) at axle (4-2) end, axle (4-2) end be 90 ° also connect one supported by bearing (4-4) pull out tail gas cylinder (4-3).
6. the at a high speed upper cold bed system of a kind of bar short distance according to claim 1, it is characterized in that, described gear tail apparatus (5) comprises the gear tail gas cylinder (5-2) being arranged on tailstock (5-1), gear tail gas cylinder (5-2) is by gear tail location-plate (5-4) location, gear tail gas cylinder (5-2) boom end is provided with point steel blend stop (5-3) and special-shaped pin (5-5), and special-shaped pin (5-5) and point steel blend stop (5-3) coordinate gear steel; Tailstock (5-1) is vertically mounted on gear tail roller-way bearing (5-6).
7. the at a high speed upper cold bed system of a kind of bar short distance according to claim 1, is characterized in that, described folder tail keep plate (9) is provided with several, spaced apart being arranged on alignment plate (8); The swing arm (9-1) that folder tail keep plate (9) is arranged on alignment plate (8) end by it connects folder tail gas cylinder (9-2) by the rolled piece (13) of motion and alignment plate (8) clamping move toward one another, produces frictional force and realizes braking.
CN201210524601.3A 2012-12-07 2012-12-07 System for feeding bars to cooling bed at high speed in short distance Active CN102962266B (en)

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103736883A (en) * 2013-12-31 2014-04-23 江苏永钢集团有限公司 Pinch roll device for producing deformed steel bar
CN103978050B (en) * 2014-05-29 2016-03-09 北京佰能电气技术有限公司 A kind of cold bed distributing method
CN104043652B (en) * 2014-06-26 2015-11-04 济钢集团有限公司 Steel panel device is unloaded on after small rod Double Dimension Flying Shears
CN107214376B (en) * 2017-06-21 2023-09-22 北京京诚瑞信长材工程技术有限公司 Bar non-fixed length cutting and sorting collection production line

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Publication number Priority date Publication date Assignee Title
US3785467A (en) * 1971-08-24 1974-01-15 Kyoei Steel Works Ltd Cooling bed for steel bar equipped with steel bar automatic stop motion
CN1485157A (en) * 2002-09-28 2004-03-31 张修基 Oil pressure double action aluminium section pressing production system
CN2910394Y (en) * 2006-04-13 2007-06-13 武汉科技大学 Auto-controller of finishing-line cold bed
CN202963052U (en) * 2012-12-07 2013-06-05 陕西钢铁集团有限公司 Bar short-distance high-speed onto-cooling-bed system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS583719A (en) * 1981-06-26 1983-01-10 Nippon Steel Corp Controlling method and device for stopping position of strip

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3785467A (en) * 1971-08-24 1974-01-15 Kyoei Steel Works Ltd Cooling bed for steel bar equipped with steel bar automatic stop motion
CN1485157A (en) * 2002-09-28 2004-03-31 张修基 Oil pressure double action aluminium section pressing production system
CN2910394Y (en) * 2006-04-13 2007-06-13 武汉科技大学 Auto-controller of finishing-line cold bed
CN202963052U (en) * 2012-12-07 2013-06-05 陕西钢铁集团有限公司 Bar short-distance high-speed onto-cooling-bed system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP昭58-3719A 1983.01.10

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Effective date of registration: 20190516

Address after: 715400 Longmen Town, Hancheng City, Weinan City, Shaanxi Province

Patentee after: Gantry, Shaanxi iron and steel limited liability company

Address before: 715405 No. 5, West Section of North Second Ring Road, Xi'an City, Shaanxi Province

Patentee before: Shaan Steel Group Co., Ltd.