CN113798335B - Light rail profile steel rolling equipment and process based on pre-bending cooling technology - Google Patents
Light rail profile steel rolling equipment and process based on pre-bending cooling technology Download PDFInfo
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- CN113798335B CN113798335B CN202111098348.5A CN202111098348A CN113798335B CN 113798335 B CN113798335 B CN 113798335B CN 202111098348 A CN202111098348 A CN 202111098348A CN 113798335 B CN113798335 B CN 113798335B
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- 238000005096 rolling process Methods 0.000 title claims abstract description 178
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 136
- 239000010959 steel Substances 0.000 title claims abstract description 136
- 238000005452 bending Methods 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 title claims abstract description 18
- 238000005516 engineering process Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000008569 process Effects 0.000 title abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 21
- 238000004891 communication Methods 0.000 claims 1
- 238000005299 abrasion Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Abstract
The invention relates to the technical field of rolling and provides light rail section steel rolling equipment and a process based on a pre-bending cooling technology. Through above-mentioned technical scheme, solve the rough rolling area among the prior art big and wearing and tearing guide structure problem.
Description
Technical Field
The invention relates to the technical field of rolling, in particular to a light rail section steel rolling device and a light rail section steel rolling process based on a pre-bending cooling technology.
Background
The metal blank is pressed through the gap (various shapes) between a pair of rotating rollers, and the cross section of the material is reduced and the length is increased by the compression of the rollers, so that the press working method is the most common production mode for producing steel materials and is mainly used for producing sectional materials, plates and pipes. The rolling piece is pulled between the rotating rollers by friction force and is subjected to compression to carry out plastic deformation, and the metal has certain size, shape and performance through rolling. The rail steel is professional steel for manufacturing rails of locomotives, cranes and the like, the light rail steel belongs to the rail steel, the light rail steel is rolled by two steps of rough rolling and finish rolling, the rough rolling is to roll the light rail steel into the steel with a preliminary shape, then the steel is shaped by the finish rolling, the rough rolling in the prior art needs to be repeated for a plurality of times, and the rough rolling is generally single-layer flat spreading or sectional type rolling is used, so that the occupied area is large; the guide structure when entering rough rolling is two planes, sliding friction is arranged between the profile steel and the guide structure, and in the conveying process, the profile steel can aggravate the abrasion of the guide structure at high temperature.
Disclosure of Invention
The invention provides a light rail section steel rolling device and a light rail section steel rolling process based on a pre-bending cooling technology, which solve the problems of large rough rolling occupation area and abrasion guiding structure in the related technology.
The technical scheme of the invention is as follows:
The utility model provides a light rail shaped steel rolling equipment based on pre-bending cooling technique, includes conveyor, guider and rough rolling mechanism all set up in the frame, rough rolling mechanism is located guider follows conveyor direction's rear, guider includes
The third telescopic parts are provided with a plurality of telescopic parts which are all arranged on the frame and positioned at two sides of the conveying device,
The guide plates are arranged at the telescopic ends of the third telescopic parts, a clamping space is formed between the guide plates positioned at the two sides of the conveying device, after the guide plates move along with the telescopic ends, the clamping space clamps or loosens the light rail profile steel,
A guide roller rotatably arranged on the guide plate for guiding the light rail section steel in contact with the guide roller,
The rough rolling mechanism comprises
The first rough rolling device is arranged on the frame in a sliding way and positioned behind the guide device along the conveying direction of the conveying device,
The second rough rolling device is arranged on the frame in a sliding manner and is positioned at the bottom of the first rough rolling device, and the sliding direction of the first rough rolling device and the sliding direction of the second rough rolling device are perpendicular to the conveying direction of the conveying device.
As a further technical scheme, the first rough rolling device comprises
An upper plate which is arranged on the frame in a sliding way,
A first roller rotatably disposed on the upper plate,
The second roller is rotatably arranged on the upper plate and positioned below the first roller, and the first roller and the second roller form a first rough rolling hole.
As a further technical scheme, the second rough rolling device comprises
A lower plate which is arranged on the frame in a sliding way and is positioned at the bottom of the upper plate,
A third roller rotatably disposed on the lower plate,
And the fourth roller is rotatably arranged on the lower plate and positioned below the fourth roller, and the third roller and the fourth roller form a second rough rolling hole.
As a further technical scheme, the first rough rolling hole comprises a first hole, a second hole and a third hole, the second rough rolling hole comprises a fourth hole, a fifth hole and a sixth hole, the axis of the symmetry axis of the second hole is perpendicular to the axis of the symmetry axis of the first hole, and the axis of the third hole is parallel to the axis of the first hole.
Further, also comprises
The first ear plates are provided with a plurality of first ear plates which are respectively arranged at two sides of the upper plate,
The second ear plates are provided with a plurality of second ear plates which are respectively arranged at two sides of the lower plate,
The first telescopic piece is arranged on the second lug plate, the first lug plate is arranged at the telescopic end of the first telescopic piece, the first telescopic piece drives the upper plate to lift up and down through the first lug plate,
The second telescopic piece is arranged on the frame, the second lug plate is arranged at the telescopic end of the second telescopic piece, and the second telescopic piece drives the lower plate and the upper plate to lift up and down through the second lug plate.
As a further technical proposal, also comprises
The first driving piece is arranged on the first lug plate and drives the second roller to rotate, the second roller drives the first roller to rotate through gear engagement,
The second driving piece is arranged on the second lug plate and drives the third roller to rotate, and the third roller drives the fourth roller to rotate through gear meshing.
As a further technical proposal, also comprises
A slideway arranged on the frame and positioned in front of the guiding device along the conveying direction of the conveying device,
The sliding block is arranged on the slideway in a sliding way and is perpendicular to the conveying direction of the conveying device,
A fourth telescopic piece arranged on the sliding block,
The flat plate is arranged at the telescopic end of the fourth telescopic piece, the fourth telescopic piece drives the flat plate to stretch and retract in the sliding direction perpendicular to the sliding block, and the flat plate is positioned between the conveying rollers of the conveying device.
As a further technical proposal, also comprises
The positioning sensor is arranged on the sliding block and positioned in the middle of the flat plate, and the flat plate is positioned through the positioning sensor.
A light rail section steel rolling process based on a pre-bending cooling technology uses a light rail section steel rolling device based on the pre-bending cooling technology, and comprises the following steps of
A. the guide device and the rough rolling mechanism are sequentially arranged on the frame along the conveying direction of the conveying device;
B. The conveying device drives the light rail section steel to convey forwards to the guide device, the third telescopic piece drives the light rail section steel to move through the guide roller, and the guide rollers on the two sides position and clamp the light rail section steel;
C. the conveying device continuously conveys the light rail profile steel, the light rail profile steel enters a first rough rolling device, and the first rough rolling device rough rolls the light rail for a plurality of times;
D. The first rough rolling device slides away, the second rough rolling device slides to align with the light steel rail, the conveying device conveys the light steel rail into the second rough rolling device, the light steel rail is repeatedly rough rolled for the second time through the second rough rolling device, then the light steel rail is conveyed into the finish rolling device through the conveying device, the first rough rolling device and the second rough rolling device descend, the first rough rolling device aligns with the next light rail profile steel, and rough rolling is carried out on the next light rail profile steel.
As a further technical scheme, the step C further comprises
The light steel rail sequentially enters the first hole, the second hole, the third hole, the fourth hole, the fifth hole and the sixth hole for rough rolling, before entering the second hole, the fourth telescopic piece drives the flat plate to turn the light steel rail into a flanging, and when the light steel rail enters the third hole, the fourth telescopic piece drives the flat plate to turn the steel rail into a flanging again.
The working principle and the beneficial effects of the invention are as follows:
The light rail section steel belongs to rail steel, the rail steel is professional section steel, rough rolling and finish rolling are needed to be carried out when the light rail section steel is rolled, rough rolling is generally needed to be repeated for a plurality of times, and a rough rolling hole type structure is generally laid and unfolded, so that the occupied area is large, and the space utilization is not facilitated; the light rail section steel enters rough rolling through a guide structure, the guide structure is generally formed by guiding two flat plates, the high-temperature friction of the light rail section steel passes through the guide structure, and the guide structure is severely worn.
The invention solves the problem that the guiding structure is designed to be a roller for guiding, the guiding plate is driven to stretch by the stretching piece, the guiding roller is arranged on the guiding plate, the light rail section steel is contacted with the guiding roller when passing through the guiding device, and the light rail section steel is in rolling friction with the guiding roller when being conveyed, so that the friction force is reduced, and the abrasion of the guiding device is further reduced; the rough rolling hole type structure is divided into an upper layer and a lower layer, a first rough rolling device and a second rough rolling device are arranged on the frame in a sliding mode, and the first rough rolling device and the second rough rolling device are lifted up and down to be aligned with the light rail section steel respectively, so that the light rail section steel is rolled for multiple times.
The guide device and the rough rolling mechanism are sequentially arranged on the frame along the conveying direction of the conveying device, the guide device comprises a plurality of guide plates, namely third telescopic parts, guide plates and guide rollers, the third telescopic parts are arranged on the frame and are positioned on two sides of the conveying device, the guide plates are arranged at the telescopic ends of the third telescopic parts, a clamping space is formed between the guide plates, the guide rollers are rotatably arranged on the guide plates and are positioned in the clamping space, the third telescopic parts drive the light rail section steel to move through the guide rollers and clamp the light rail section steel in a positioning manner, rolling friction is formed between the guide rollers and the guide rollers when the light rail section steel is conveyed, abrasion of the guide rollers is reduced, force required by conveying the light rail section steel after positioning and clamping is further reduced, and energy consumption is reduced; the rough rolling mechanism is divided into a first rough rolling device and a second rough rolling device, the second rough rolling device is located below the first rough rolling device, the first rough rolling device and the second rough rolling device are lifted, the light rail profile steel is rolled for multiple times, the rough rolling mechanism is vertically arranged, the occupied area is reduced, and space resources are reasonably utilized.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a roughing mechanism of the present invention;
FIG. 3 is a schematic view of a guide structure according to the present invention;
FIG. 4 is a cross-sectional view of a guide structure of the present invention;
In the figure: 1. positioning sensor 2, conveyor 3, guider 4, roughing mechanism, 5, third telescoping, 6, deflector, 7, guiding roller, 8, first roughing device, 9, second roughing device, 10, upper plate, 11, first roller, 12, second roller, 13, lower plate, 14, third roller, 15, fourth roller, 16, first hole, 17, second hole, 18, third hole, 19, fourth hole, 20, fifth hole, 21, sixth hole, 22, first otic placode, 23, second otic placode, 24, first telescoping, 25, second telescoping, 26, first driving member, 27, second driving member, 28, slideway, 29, slider, 30, fourth telescoping, 31, flat plate.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 4, the present embodiment proposes
The utility model provides a light rail shaped steel rolling equipment based on pre-bending cooling technique, includes conveyor 2, guider 3 and rough rolling mechanism 4 all set up in the frame, and rough rolling mechanism 4 is located the rear of guider 3 along conveyor 2 direction of delivery, and guider 3 includes
The third telescopic parts 5 are provided with a plurality of telescopic parts which are all arranged on the frame and positioned at two sides of the conveying device 2,
The guide plates 6 are arranged at the telescopic ends of the third telescopic pieces 5, clamping spaces are formed between the guide plates 6 positioned at the two sides of the conveying device 2, after the guide plates 6 move along with the telescopic ends, the clamping spaces clamp or loosen the light rail profile steel,
A guide roller 7 rotatably arranged on the guide plate 6 for guiding the light rail section steel in contact with the light rail section steel,
The roughing mechanism 4 comprises
A first rough rolling device 8 which is arranged on the frame in a sliding way and is positioned behind the guide device 3 along the conveying direction of the conveying device 2,
The second rough rolling device 9 is arranged on the frame in a sliding manner and is positioned at the bottom of the first rough rolling device 8, and the sliding directions of the first rough rolling device 8 and the second rough rolling device are perpendicular to the conveying direction of the conveying device 2.
The light rail section steel belongs to rail steel, the rail steel is professional section steel, rough rolling and finish rolling are needed to be carried out when the light rail section steel is rolled, rough rolling is generally needed to be repeated for a plurality of times, a rough rolling hole type structure is generally laid and unfolded, the occupied area is large, and space utilization is not utilized; the light rail section steel enters rough rolling through a guide structure, the guide structure is generally formed by guiding two flat plates, the high-temperature friction of the light rail section steel passes through the guide structure, and the guide structure is severely worn.
The solution in the embodiment is that the guiding structure is designed to be a roller for guiding, the guiding plate is driven to stretch by the telescopic piece, the guiding roller is arranged on the guiding plate, the light rail section steel is contacted with the guiding roller when passing through the guiding device, rolling friction is generated between the light rail section steel and the guiding roller when the light rail section steel is conveyed, friction force is reduced, and abrasion of the guiding device is further reduced; the rough rolling hole type structure is divided into an upper layer and a lower layer, a first rough rolling device and a second rough rolling device are arranged on the frame in a sliding mode, and the first rough rolling device and the second rough rolling device are lifted up and down to be aligned with the light rail section steel respectively, so that the light rail section steel is rolled for multiple times.
The guide device 3 and the rough rolling mechanism 4 are sequentially arranged on the frame along the conveying direction of the conveying device 2, the guide device comprises a guide plate third telescopic part 5, a guide plate 6 and a guide roller 7, the third telescopic part 5 is provided with a plurality of guide plates, and is arranged on the frame and positioned on two sides of the conveying device 2, the guide plate 6 is arranged at the telescopic end of the third telescopic part 5, a clamping space is formed between the guide plates 6, the guide roller 7 is rotatably arranged on the guide plate 6 and positioned in the clamping space, the third telescopic part 2 drives the light rail section steel to move through the guide roller 7 and positions and clamps the light rail section steel, rolling friction is formed between the guide plate and the guide roller 7 during conveying the light rail section steel, abrasion of the guide roller 7 is reduced, the force required by the light rail section steel during conveying after positioning and clamping is further reduced, and energy consumption is reduced; the rough rolling mechanism 4 is divided into a first rough rolling device 8 and a second rough rolling device 9, the second rough rolling device 9 is located below the first rough rolling device 8, the first rough rolling device 8 and the second rough rolling device 9 are lifted, the light rail profile steel is rolled for multiple times, the rough rolling mechanism 4 is vertically arranged, the occupied area is reduced, and the space resources are reasonably utilized.
Further, the first roughing device 8 comprises
An upper plate 10 slidably disposed on the frame,
A first roller 11 rotatably provided on the upper plate 10,
A second roller 12 rotatably provided on the upper plate 10 below the first roller 11, the first roller 11 and the second roller 12 constituting a first rough rolling hole.
In this embodiment, a first rough rolling mode of the first rough rolling device 8 is provided, specifically, the upper plate 10 is slidably disposed on a frame, the first roller 11 and the second roller 12 are rotatably disposed on the upper plate 10, the second roller 12 is located below the first roller 11, a first rough rolling hole is formed between the second roller 12 and the first roller 11, the first rough rolling hole is used for rough rolling of light rail section steel, and the light rail section steel is subjected to rough rolling for a first time on the first rough rolling hole.
Further, the second rough rolling device 9 comprises
A lower plate 13 slidably disposed on the frame and positioned at the bottom of the upper plate 10,
A third roller 14 rotatably provided on the lower plate 13,
A fourth roller 15 rotatably disposed on the lower plate 13 below the fourth roller 15, and the third roller 14 and the fourth roller 15 constitute a second rough rolling hole.
In this embodiment, a second rough rolling mode of the second rough rolling device 9 is provided, specifically, the lower plate 13 is slidably disposed on the frame and is located at the bottom of the upper plate 10, the third roller 14 and the fourth roller 15 are rotatably disposed on the lower plate 13, a second rough rolling hole is formed between the third roller 14 and the fourth roller 15, after the rough rolling of the first rough rolling hole is completed, the upper plate 10 drives the first roller 11 and the second roller 12 to ascend, the lower plate 13 drives the third roller 14 and the fourth roller 15 to ascend, the second rough rolling hole is in positioning fit with the light rail section steel, the second rough rolling is performed, after the second rough rolling is completed, the light rail section steel is conveyed to the finish rolling device, the upper plate 10 and the lower plate 13 descend, the first rough rolling hole and the next light rail section steel are in positioning fit, and sequentially circulate, and rough rolling of the light rail section steel is completed.
Further, the first rough rolling hole comprises a first hole 16, a second hole 17 and a third hole 18, the second rough rolling hole comprises a fourth hole 19, a fifth hole 20 and a sixth hole 21, the axis of symmetry of the second hole 17 is perpendicular to the axis of symmetry of the first hole 16, and the axes of the third hole 18 and the first hole 16 are parallel.
In this embodiment, in order to form the light rail section steel into a certain shape at the time of rough rolling, the first rough rolling hole includes a first hole 16, a second hole 17 and a third rough rolling hole 18, the second rough rolling hole includes a fourth hole 19, a fifth hole 20 and a sixth hole 21, the light rail section steel sequentially passes through the first hole 16, the second hole 17, the third hole 18, the fourth hole 19, the fifth hole 20 and the sixth hole 21, and is gradually formed, the axis of symmetry axes of the second hole 17 and the first hole 18 is perpendicular, and deformation occurring at the time of rolling in the same direction due to the problem of fit between the first roller 11 and the second roller 12 is avoided.
Further, also include
The first ear panels 22, which are provided in plural numbers, are respectively provided at both sides of the upper panel 10,
The second ear plates 23, which are provided in a plurality, are respectively provided at both sides of the lower plate 13,
The first telescopic piece 24 is arranged on the second lug plate 23, the first lug plate 22 is arranged at the telescopic end of the first telescopic piece 24, the first telescopic piece 24 drives the upper plate 10 to lift up and down through the first lug plate 22,
The second telescopic piece 25 is arranged on the frame, the second lug plate 23 is arranged at the telescopic end of the second telescopic piece 25, and the second telescopic piece 25 drives the lower plate 13 and the upper plate 10 to lift up and down through the second lug plate 23.
In this embodiment, a lifting manner of the first roughing device 8 and the second roughing device 9 is provided, specifically, the first ear plates 22 are provided with a plurality of first ear plates, the first ear plates are arranged on two sides of the upper plate 10, the second ear plates 23 are provided with a plurality of second ear plates, the first telescopic members 24 are arranged on two sides of the lower plate 13, the first ear plates 22 are arranged at telescopic ends of the first telescopic members 24, the first telescopic members 24 drive the upper plate 10 to lift through the first ear plates 22, the second telescopic members 25 are arranged on the frame, the second ear plates 23 are arranged at telescopic ends of the second telescopic members 25, the second telescopic members 25 drive the lower plate 13 to lift through the second ear plates 23, and when the lower plate 13 lifts, the upper plate 10 is driven to lift through the first telescopic members 24.
Further, also include
A first driving member 26 disposed on the first ear plate 22 for driving the second roller 12 to rotate, the second roller 12 driving the first roller 11 to rotate through gear engagement,
The second driving piece 27 is arranged on the second ear plate 23 and drives the third roller 14 to rotate, and the third roller 14 drives the fourth roller 15 to rotate through gear engagement.
In this embodiment, in order to make the first roughing device 8 and the second roughing device 9 rotate separately without interfering with each other, specifically, the first driving member 26 is disposed on the first ear plate 22 to drive the second roller 12 to rotate, the second roller 12 drives the first roller 11 to rotate through gear engagement, the second driving member 27 is disposed on the second ear plate 23 to drive the third roller 14 to rotate, and the third roller 14 drives the fourth roller 15 to rotate through gear engagement; the first roughing device 8 and the second roughing device 9 have their own drives, which do not interfere with each other.
Further, also include
A slideway 28 which is arranged on the frame and is positioned at the front of the guiding device 3 along the conveying direction of the conveying device 2,
A slide block 29 which is arranged on the slide way 28 in a sliding way and is perpendicular to the conveying direction of the conveying device 2,
A fourth telescopic member 30, provided on the slider 29,
The flat plate 31 is arranged at the telescopic end of the fourth telescopic piece 30, the fourth telescopic piece 30 drives the flat plate 31 to stretch in the sliding direction of the vertical sliding block 29, and the flat plate 31 is positioned between the conveying rollers of the conveying device 2.
In this embodiment, in order to turn up the light rail section steel, specifically, the slide way 28 is disposed on the frame and is located in front of the guide device 3 along the conveying direction of the conveying device 2, the sliding block 29 slides on the slide way 28, the fourth telescopic member 30 is disposed on the sliding block 29, the fourth telescopic member 30 drives the flat plate 31 to lift up and down in the vertical conveying direction, the sliding block 29 drives the flat plate 31 to slide in the vertical flat plate 31 lifting direction through the fourth telescopic member 30, when the light rail section steel needs to be turned up, the guide device 3 loosens the light rail section steel, the contact width between the flat plate 31 and the bottom of the light rail section steel is less than half of the width of the light rail section steel, the fourth telescopic member 30 drives the flat plate 31 to lift up, the flat plate 31 pushes the light rail section steel to turn up, and then the flat plate 31 descends, and the light rail section steel completes the turn-up.
Further, also include
The positioning sensor 1 is disposed on the slider 29 and located in the middle of the flat plate 31, and positions the flat plate 31 by the positioning sensor 1.
In this embodiment, the positioning sensor 1 is disposed on the slider 29 and located in the middle of the flat plate 31, where the positioning sensor 1 is used to detect the light rail section steel, and when the light rail section steel is detected, the flat plate 31 stops sliding and starts to rise to push the light rail section steel to finish flanging.
A light rail section steel rolling process based on a pre-bending cooling technology uses a light rail section steel rolling device based on the pre-bending cooling technology, and comprises the following steps of
A. the guide device 3 and the rough rolling mechanism 4 are sequentially arranged on the frame along the conveying direction of the conveying device 2;
B. The conveying device 2 drives the light rail section steel to convey forwards to reach the guide device 3, the third telescopic piece 5 drives the light rail section steel to move through the guide roller 7, and the guide rollers 7 on two sides clamp the light rail section steel in a positioning manner;
C. the conveying device 2 continuously conveys the light rail profile steel, the light rail profile steel enters a first rough rolling device 8, and the first rough rolling device 8 rough rolls the light rail for a plurality of times;
D. The first rough rolling device 8 ascends, the second rough rolling device 9 slides to align with the light steel rail, the conveying device 2 conveys the light steel rail into the second rough rolling device 9, the light steel rail is repeatedly rough rolled for the second time through the second rough rolling device 9, then the light steel rail is conveyed into the finish rolling device through the conveying device 2, the first rough rolling device 8 and the second rough rolling device 9 descend, the first rough rolling device 8 aligns with the next light rail section steel, and rough rolling is carried out on the next light rail section steel.
As a further technical scheme, the step C also comprises
The light steel rail sequentially enters the first hole 16, the second hole 17, the third hole 18, the fourth hole 19, the fifth hole 20 and the sixth hole 21 for rough rolling, before entering the second hole 17, the fourth telescopic piece 30 drives the flat plate 31 to turn up the light steel rail, the light steel rail conveniently enters the second hole 17, and when entering the third hole 18, the fourth telescopic piece 30 drives the flat plate 31 to turn up the steel rail again.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. The utility model provides a light rail shaped steel rolling equipment based on pre-bending cooling technique, includes conveyor (2), guider (3) and rough rolling mechanism (4) all set up in the frame, rough rolling mechanism (4) are located guider (3) are followed conveyor (2) direction of delivery's rear, a serial communication port, guider (3) include
The third telescopic parts (5) are provided with a plurality of telescopic parts which are all arranged on the frame and positioned at two sides of the conveying device (2),
The guide plates (6) are arranged at the telescopic ends of the third telescopic pieces (5), clamping spaces are formed between the guide plates (6) positioned at the two sides of the conveying device (2), after the guide plates (6) move along with the telescopic ends, the clamping spaces clamp or loosen the light rail section steel,
A guide roller (7) rotatably arranged on the guide plate (6) and used for guiding the light rail profile steel in a contact way,
The rough rolling mechanism (4) comprises
A first rough rolling device (8) which is arranged on the frame in a sliding way and is positioned behind the guide device (3) along the conveying direction of the conveying device (2),
The second rough rolling device (9) is arranged on the frame in a sliding way and positioned at the bottom of the first rough rolling device (8), the sliding directions of the first rough rolling device (8) and the second rough rolling device (9) are vertical to the conveying direction of the conveying device (2),
A slideway (28) arranged on the frame and positioned in front of the guiding device (3) along the conveying direction of the conveying device (2),
A sliding block (29) which is arranged on the slideway (28) in a sliding way and is vertical to the conveying direction of the conveying device (2),
A fourth telescopic member (30) arranged on the slider (29),
The flat plate (31) is arranged at the telescopic end of the fourth telescopic piece (30), the fourth telescopic piece (30) drives the flat plate (31) to stretch in the sliding direction perpendicular to the sliding block (29), the flat plate (31) is positioned between conveying rollers of the conveying device (2),
The first roughing device (8) comprises
An upper plate (10) which is arranged on the frame in a sliding way,
A first roller (11) rotatably provided on the upper plate (10),
A second roller (12) rotatably arranged on the upper plate (10) and positioned below the first roller (11), wherein the first roller (11) and the second roller (12) form a first rough rolling hole,
The second rough rolling device (9) comprises
A lower plate (13) which is arranged on the frame in a sliding way and is positioned at the bottom of the upper plate (10),
A third roller (14) rotatably provided on the lower plate (13),
A fourth roller (15) rotatably arranged on the lower plate (13) and positioned below the fourth roller (15), wherein the third roller (14) and the fourth roller (15) form a second rough rolling hole,
The rough rolling mechanism (4) also comprises
The first ear plates (22) are respectively arranged at two sides of the upper plate (10),
The second ear plates (23) are provided with a plurality of second ear plates which are respectively arranged at two sides of the lower plate (13),
The first telescopic piece (24) is arranged on the second lug plate (23), the first lug plate (22) is arranged at the telescopic end of the first telescopic piece (24), the first telescopic piece (24) drives the upper plate (10) to lift up and down through the first lug plate (22),
The second telescopic piece (25) is arranged on the frame, the second lug plate (23) is arranged at the telescopic end of the second telescopic piece (25), and the second telescopic piece (25) drives the lower plate (13) and the upper plate (10) to lift up and down through the second lug plate (23).
2. A light rail section steel rolling device based on a pre-bending cooling technique according to claim 1, characterized in that the first rough rolling hole comprises a first hole (16), a second hole (17) and a third hole (18), the second rough rolling hole comprises a fourth hole (19), a fifth hole (20) and a sixth hole (21), the axis of symmetry of the second hole (17) is perpendicular to the axis of symmetry of the first hole (16), and the third hole (18) and the first hole (16) are parallel.
3. The light rail section steel rolling equipment based on the pre-bending cooling technology as claimed in claim 1, further comprising
A first driving piece (26) arranged on the first ear plate (22) and driving the second roller (12) to rotate, the second roller (12) drives the first roller (11) to rotate through gear engagement,
The second driving piece (27) is arranged on the second lug plate (23) and drives the third roller (14) to rotate, and the third roller (14) drives the fourth roller (15) to rotate through gear engagement.
4. The light rail section steel rolling equipment based on the pre-bending cooling technology as claimed in claim 1, further comprising
The positioning sensor (1) is arranged on the sliding block (29) and positioned in the middle of the flat plate (31), and the position of the flat plate (31) is positioned through the positioning sensor (1).
5. A light rail section steel rolling process based on a pre-bending cooling technology, which uses the light rail section steel rolling equipment based on the pre-bending cooling technology as set forth in claim 1, is characterized by comprising the following steps of
A. the guide device (3) and the rough rolling mechanism (4) are sequentially arranged on the frame along the conveying direction of the conveying device (2);
B. The conveying device (2) drives the light rail section steel to convey forwards to the guide device (3), the third telescopic piece (5) drives the light rail section steel to move through the guide roller (7), and the guide rollers (7) on two sides position and clamp the light rail section steel;
C. the conveying device (2) continuously conveys the light rail profile steel, the light rail profile steel enters a first rough rolling device (8), and the first rough rolling device (8) rough rolls the light rail for a plurality of times;
D. the first rough rolling device (8) slides away, the second rough rolling device (9) slides to align with the light steel rail, the conveying device (2) conveys the light steel rail into the second rough rolling device (9), the light steel rail is repeatedly rough rolled for the second time through the second rough rolling device (9), then the light steel rail is conveyed into the finish rolling device through the conveying device (2), the first rough rolling device (8) and the second rough rolling device (9) descend, the first rough rolling device (8) aligns with the next light steel rail section steel, and rough rolling is carried out on the next light steel rail section steel.
6. The light rail section steel rolling process based on the pre-bending cooling technology as claimed in claim 5, wherein the step C further comprises
The light steel rail sequentially passes through the first hole (16), the second hole (17), the third hole (18), the fourth hole (19), the fifth hole (20) and the sixth hole (21) for rough rolling, and before entering the second hole (17), the fourth telescopic piece (30) drives the flat plate (31) to turn up the light steel rail, so that the light steel rail can conveniently enter the second hole (17), and when entering the third hole (18), the fourth telescopic piece (30) drives the flat plate (31) to turn up the steel rail again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111098348.5A CN113798335B (en) | 2021-09-18 | Light rail profile steel rolling equipment and process based on pre-bending cooling technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111098348.5A CN113798335B (en) | 2021-09-18 | Light rail profile steel rolling equipment and process based on pre-bending cooling technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113798335A CN113798335A (en) | 2021-12-17 |
| CN113798335B true CN113798335B (en) | 2024-07-16 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208991467U (en) * | 2018-09-19 | 2019-06-18 | 常州新武轨道交通新材料有限公司 | A kind of reciprocating blooming mill |
| CN110653257A (en) * | 2018-06-29 | 2020-01-07 | 莱芜钢铁集团电子有限公司 | Profile steel rough rolling equipment and control method thereof |
| CN212168525U (en) * | 2020-05-22 | 2020-12-18 | 中泰民安防爆科技股份有限公司 | Blooming mill that production explosion-proof aluminium foil was used |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110653257A (en) * | 2018-06-29 | 2020-01-07 | 莱芜钢铁集团电子有限公司 | Profile steel rough rolling equipment and control method thereof |
| CN208991467U (en) * | 2018-09-19 | 2019-06-18 | 常州新武轨道交通新材料有限公司 | A kind of reciprocating blooming mill |
| CN212168525U (en) * | 2020-05-22 | 2020-12-18 | 中泰民安防爆科技股份有限公司 | Blooming mill that production explosion-proof aluminium foil was used |
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