CN210754350U - Hot-rolled strip steel endless rolling intermediate billet connecting system - Google Patents
Hot-rolled strip steel endless rolling intermediate billet connecting system Download PDFInfo
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- CN210754350U CN210754350U CN201921373130.4U CN201921373130U CN210754350U CN 210754350 U CN210754350 U CN 210754350U CN 201921373130 U CN201921373130 U CN 201921373130U CN 210754350 U CN210754350 U CN 210754350U
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- 238000005096 rolling process Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 13
- 239000010959 steel Substances 0.000 title claims abstract description 13
- 238000010008 shearing Methods 0.000 claims abstract description 229
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 90
- 238000005520 cutting process Methods 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 25
- 238000003825 pressing Methods 0.000 claims description 23
- 230000033001 locomotion Effects 0.000 claims description 19
- 238000005304 joining Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 26
- 230000008569 process Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005098 hot rolling Methods 0.000 abstract description 3
- 230000003028 elevating effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model relates to a blank connected system in middle of all kinds of hot rolling belted steel headless rolling belongs to belted steel headless rolling middle base connection technical field. The connecting system realizes the speed matching of the intermediate billet connecting device and the unit through the translation driving system; the mounting frame is adopted to support the shearing devices, the shearing devices are divided into two groups and arranged in the mounting frame, and the clamping of the front plate blank and the clamping of the rear plate blank are respectively realized; shearing is realized through the mutually staggered dovetail shear blade structures, and a good longitudinal stress state is ensured; finally, a certain difference is set in the width direction size between the shear blades, so that certain extrusion deformation is ensured to exist in the formed dovetail groove connection process, and the connection effect is enhanced; and finally, a good intermediate billet connecting effect is realized, meanwhile, the structure of the connecting device is greatly simplified, and the investment and operation cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of the blank is connected in the middle of the belted steel is headless rolling, concretely relates to blank connected system in the middle of the hot rolling belted steel is headless rolling.
Background
The traditional hot continuous rolling finishing mill group for plate and strip rolls a single intermediate billet, and the processes of threading, accelerated rolling, decelerated rolling, steel throwing, tail flicking and the like cannot be avoided when the intermediate billet enters the finishing mill group. Therefore, the thickness difference of the head and the tail of the strip steel and the threading quality uniformity are difficult to ensure, and the rolling operation rate and the yield are also limited to a certain extent.
With the higher demands on the quality of thin plates in the industries of automobiles, household appliances and the like, the size, shape precision, surface and internal quality become equally important quality keys. The hot-rolled strip steel endless rolling technology shows incomparable superiority of traditional tropical rolling in the aspects of ultrathin tropical rolling, plate thickness precision control, stability control of plate and strip lengthening performance, productivity improvement and the like.
The intermediate billet connecting technology is a key technology of endless rolling, and currently comprises the following steps: a lap-rolling press-bonding method, a shear press-bonding method, a welding method, a mechanical joining method, a reduction flame treatment joining method, a direct-energization joining method, an induction heating joining method, a laser welding method, and the like. At present, the existing intermediate billet connecting technology has the disadvantages of very complicated structure, large occupied area, high investment cost and very complicated connecting process.
The research of the clamping groove connection method is adopted at home and abroad, but the method is realized by respectively shearing the clamping grooves on front and rear plate blanks and then lapping and extruding on the equipment process flow; the method has no feasibility of implementation in process flow or connection equipment: on one hand, in order to extrude smoothly, the positioning accuracy of the front and rear clamping grooves needs to be controlled in a micron order, and the positioning accuracy of online continuous production cannot meet the requirement; simultaneously, cut the draw-in groove respectively and overlap joint extrusion again, can make the shear plane expose in the air for a long time to lead to the production of oxide layer, also can cause the influence to the joint effect.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a blank connected system in middle of hot rolling belted steel headless rolling satisfies middle base connection effect, simplifies the structure simultaneously, reduce cost.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a hot-rolled strip steel endless rolling intermediate billet connecting system comprises an upper shearing device I, a lower shearing device I, an upper shearing device II and a lower shearing device II, wherein the upper shearing device II and the lower shearing device II are positioned behind the upper shearing device I and the lower shearing device I;
the upper shearing device I comprises an upper tool apron I, an upper shearing blade I arranged on the upper tool apron I, an upper pressing mechanism I for driving the upper tool apron I to do up-and-down lifting motion, and an upper translation mechanism I for driving the upper tool apron I to do front-and-back translation motion; the lower shearing device I mainly comprises a lower tool apron I and a lower shearing edge I arranged on the lower tool apron I;
the upper shearing device II comprises an upper tool apron II, an upper shearing blade II arranged on the upper tool apron II and an upper pressing mechanism II for driving the upper tool apron II to move up and down; the lower shearing device II comprises a lower cutter seat II, a lower shearing blade II arranged on the lower cutter seat II and a lifting mechanism for driving the lower cutter seat II to move up and down;
the upper shear blade I is arranged above the lower shear blade I, and the upper shear blade I and the lower shear blade I have the same structure; the upper shear blade II is arranged over the lower shear blade II in a right-to-right mode, and the upper shear blade II and the lower shear blade II are identical in structure; the shearing edge structures of the upper shearing edge I and the lower shearing edge II are arranged in a staggered mode to realize shearing of a front plate blank in a matched mode, and the shearing edge structures of the lower shearing edge I and the upper shearing edge II are arranged in a staggered mode to realize shearing of a rear plate blank in a matched mode; and the upper pressing mechanism II is provided with a pressing amount detection device for controlling the shearing amount of the upper shearing blade II and the shearing amount of the lower shearing blade II.
The device further comprises an installation frame and a translation driving system, wherein the translation driving system is connected with the installation frame and drives the installation frame to move back and forth along the running direction of the unit, and a displacement detection device for controlling the moving speed of the installation frame in real time is arranged on the translation driving system so that the installation frame is matched with the speed of the unit; go up shearing mechanism I and shearing mechanism I down set up on the installation frame and be located the entry end, go up shearing mechanism II and the setting of shearing mechanism II down on the installation frame and be located the exit end.
Furthermore, an upper pressing mechanism I is arranged on the upper translation mechanism I and connected with an upper tool apron I, and the upper translation mechanism I is arranged on the installation frame; the upper pressing mechanism II and the lifting mechanism are correspondingly connected with the upper tool apron II and the lower tool apron II and are installed on the installation frame.
Further, still include among the lower shearing mechanism I that drive lower blade holder I does down translation mechanism I of fore-and-aft translation motion.
Further, lower translation mechanism I is installed on the installation frame and is linked to each other with lower blade holder I.
Further, the shear blade structure of going up shear blade I and lower shear blade I is forked tail grooving or forked tail protruding rib, goes up shear blade II and the shear blade structure of lower shear blade II for with forked tail grooving or forked tail protruding rib assorted forked tail protruding rib or forked tail grooving.
Further, the shear blade structure on the upper shear blade II and the lower shear blade II can pass through the shear blade structure on the upper shear blade I and the lower shear blade I matched with the shear blade structure, simultaneously, the width of the shear blade structure staggered on the upper shear blade I and the lower shear blade II is different, and the width of the shear blade structure staggered on the lower shear blade I and the upper shear blade II is different, so that the front plate blank and the rear plate blank have extrusion deformation when being sheared and connected.
The beneficial effects of the utility model reside in that:
the connecting system and the connecting method realize the speed matching of the intermediate billet connecting device and the unit through the translation driving system; the mounting frame is adopted to support the shearing devices, the shearing devices are divided into two groups and arranged in the mounting frame, and the clamping of the front plate blank and the clamping of the rear plate blank are respectively realized; shearing is realized through the mutually staggered dovetail shear blade structures, and a good longitudinal stress state is ensured; finally, a certain difference is set in the width direction size between the shear blades, so that certain extrusion deformation is ensured to exist in the formed dovetail groove connection process, and the connection effect is enhanced; and finally, a good intermediate billet connecting effect is realized, meanwhile, the structure of the connecting device is greatly simplified, and the investment and operation cost is reduced.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic structural view of a hot rolled strip endless rolling intermediate billet joining system;
fig. 2 is a schematic view of the structure of the upper shear blade i and the lower shear blade i;
fig. 3 is a schematic structural view of the upper shear blade ii and the lower shear blade ii;
FIG. 4 is a schematic view of the connection of the front and rear slabs;
FIG. 5 is a schematic view showing a joining step of endless rolling an intermediate slab of a hot rolled strip.
Reference numerals:
the device comprises an upper shearing device I1, a lower shearing device I2, an upper shearing device II 3, a lower shearing device II 4, an installation frame 5 and a translation driving system 6;
in the upper shearing device I: the upper tool apron I11, the upper shear blade I12, the upper pressing mechanism I13 and the upper translation mechanism I14;
in the lower shearing device I: the device comprises a lower tool apron I21, a lower shear blade I22 and a lower translation mechanism I23;
in the upper shearing device II: an upper tool apron II 31, an upper shear blade II 32 and an upper pressing mechanism II 33;
in the lower shearing device II: a lower tool apron II 41, a lower shear blade II 42 and a lifting mechanism 43.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1 to 5, a hot rolled strip endless rolling intermediate billet connecting system includes an upper shearing device i 1, a lower shearing device i 2, an upper shearing device ii 3, and a lower shearing device ii 4, wherein the upper shearing device ii 3 and the lower shearing device ii 4 are located behind the upper shearing device i 1 and the lower shearing device i 2.
In this embodiment, go up shearing mechanism I1 and include last blade holder I11, set up last shear blade I12 on last blade holder I11, drive last blade holder I11 and do the last screw-down mechanism I13 of oscilaltion motion and drive last blade holder I and do last translation mechanism I14 of fore-and-aft translation motion. Go up shear blade I12 and last blade holder I11 and can be under the drive of last translation mechanism I14, along unit traffic direction back-and-forth movement, go up shear blade I12 and last blade holder I11 and also can be elevating movement under the drive of last screw-down mechanism I13, through front and back and elevating movement, can realize the centre gripping to the slab with I cooperation of shearing mechanism down.
The lower shearing device I2 mainly comprises a lower tool apron I21 and a lower shearing edge I22 arranged on the lower tool apron I21; when the lower shearing device I2 is arranged close to the lower shearing device II 4, the lower shearing device I2 can be fixedly arranged and can be matched with the lower shearing device II through the movement of the upper shearing device I1; when it was arranged with a distance apart from II 4 shearing mechanism down, still including the lower translation mechanism I23 that drives lower blade holder I21 and make fore-and-aft translational motion in the shearing mechanism I down, like this, go up shearing mechanism I1 and shearing mechanism I2 down and can correspond and realize going up the back-and-forth movement of blade holder I11, lower blade holder I21 through last translation mechanism I14, lower translation mechanism I23 to make it cooperate with the shearing mechanism in rear.
Correspondingly, the upper shearing device II 3 comprises an upper tool apron II 31, an upper shearing edge II 32 arranged on the upper tool apron II 31 and an upper pressing mechanism II 33 for driving the upper tool apron II to move up and down; the lower shearing device II 4 comprises a lower tool apron II 41, a lower shearing edge II 42 arranged on the lower tool apron II 41 and a lifting mechanism 43 for driving the lower tool apron II to move up and down. The upper tool apron II is driven by the upper pressing mechanism II 33 to perform lifting motion, the lower tool apron II 41 is driven by the lifting mechanism 43 to perform lifting motion, and the upper tool apron II and the lower tool apron II are matched with each other to clamp the plate blank.
Here, go up shearing mechanism II 3 and shearing mechanism II 4 and set up the rear at last shearing mechanism I1 and shearing mechanism I2 down, and go up shearing mechanism I1 and shearing mechanism I2 again correspond through last translation mechanism I14, down translation mechanism I23 realize go up blade holder I11, the back-and-forth movement of blade holder I21 down, like this, go up and down, under the regulation of removal, can realize the centre gripping of slab, the stack and the blade holder on the blade holder mutually support, and then can realize the shearing connection of slab.
Specifically, the upper shear blade I12 is arranged above the lower shear blade I22, and the upper shear blade I12 and the lower shear blade I22 are identical in structure; the upper cutting edge II 32 is arranged over the lower cutting edge II 42 in an opposite mode, and the upper cutting edge II 32 and the lower cutting edge II 42 are identical in cutting edge structure; the upper shear blade I and the lower shear blade II, and the shear blade structures of the lower shear blade I and the upper shear blade II are arranged in a staggered mode. The shearing process is realized by the matching of two groups of shearing devices which are arranged at the front and the back, and the connection is synchronously realized while shearing.
As a further improvement of the scheme, the machine frame further comprises a mounting frame 5 and a translation driving system 6, the translation driving system 6 is connected with the mounting frame 5 and drives the mounting frame to move back and forth along the running direction of the unit, an upper shearing device I1 and a lower shearing device I2 are arranged on the mounting frame and located at the inlet end, and an upper shearing device II 3 and a lower shearing device II 4 are arranged in the mounting frame 5 and located at the outlet end.
Specifically, in the upper shearing device I1, an upper screw-down mechanism I13 is mounted on an upper translation mechanism I14 and connected with an upper tool apron I11, the upper translation mechanism I14 is mounted above the inlet side of a mounting frame, and the upper tool apron I11 can move up and down and back and forth in the mounting frame correspondingly under the driving of the upper screw-down mechanism I13 and the upper translation mechanism I14. In the lower shearing device I2, a lower cutter seat I21 is mounted on a lower translation mechanism I23 and driven by the lower translation mechanism I23, and the lower translation mechanism I23 is mounted below the inlet side of a mounting frame. In the upper shearing device II 3, an upper pressing mechanism II 33 is correspondingly connected with an upper tool apron II 31 and is arranged above the outlet side of the mounting frame, and the upper tool apron II 31 moves up and down in the mounting frame under the driving of the upper pressing mechanism II 33. In the lower shearing device ii 4, the lower tool apron ii 41 is mounted below the outlet side of the mounting frame through the lifting mechanism 43, and the lower tool apron ii 41 and the cutting edges thereon can move up and down in the mounting frame under the driving of the lifting mechanism 43.
Preferably, the upper pressing mechanism II 33 is provided with a pressing amount detection device for accurately controlling the shearing amount of the shearing blade so as to meet the requirements of different slab thicknesses.
The mounting frame 5 is used for providing support for the upper shearing device I1, the lower shearing device I2, the upper shearing device II 3 and the lower shearing device II 4, the translation driving system 6 is used for driving the mounting frame 5 to move along the running direction of the unit in the process of connecting the intermediate blanks, and all mechanisms can move along with the mounting frame along the running direction of the unit under the control of the translation driving system 6. And a displacement detection device is arranged in the translation driving system 6 and used for controlling the moving speed of the installation frame 5 in real time to enable the moving speed to be matched with the speed of the machine set, so that the accurate connection of the intermediate blank is realized conveniently.
In this embodiment, the cutting edge structure of going up cutting edge I12 and lower cutting edge I22 is the forked tail grooving, goes up cutting edge II and the cutting edge structure of lower cutting edge II be with the protruding muscle of forked tail grooving assorted forked tail. In the shearing process, the upper shearing device I1 is matched with the lower shearing device II 4 to shear a front plate blank, the rear upper shearing device II 3 is matched with the lower shearing device I2 to shear a rear plate blank and synchronously realize connection, namely the upper shearing device and the lower shearing device are mutually staggered to realize matching connection. Of course, the cutting blade structure is not limited to the dovetail type, and other cutting blade structures that can achieve the cross connection in the transverse direction (the slab width direction) and the separation prevention in the longitudinal direction (the slab length direction) may be used.
Preferably, the widths of the shearing edge structures staggered on the upper shearing edge I12 and the lower shearing edge II 42 are different, and the widths of the shearing edge structures staggered on the lower shearing edge I22 and the upper shearing edge II 32 are different, namely, the sizes of the shearing edges of the upper shearing device I1 and the lower shearing device II 4 and the sizes of the shearing edges of the upper shearing device II 3 and the lower shearing device I2 in the width direction are different, so that the tooth spaces on the front plate blank and the tooth spaces on the rear plate blank are overlapped, certain extrusion deformation can exist in the formed dovetail cutting groove in the connecting process, and the connecting effect can be enhanced.
It should be noted that the pressing mechanism, the translation driving system and the lifting mechanism mentioned in the present embodiment are all existing linear telescopic driving mechanisms, such as hydraulic cylinders.
A hot-rolled strip steel endless rolling intermediate billet connecting method mainly comprises the following steps:
(1) two sets of shearing devices are arranged in the same mounting frame in front and back (inlet side and outlet side): the shearing device positioned at the outlet side comprises an upper shearing device II and a lower shearing device II which are opposite and arranged in height, and the upper shearing device II and the lower shearing device II can do lifting movement; the shearing device positioned on the inlet side comprises an upper shearing device I and a lower shearing device I which are arranged in a high-low mode, and the upper shearing device I can respectively do lifting motion and move back and forth along the running direction of the unit; the mounting frame is driven by a translation driving system to move along the running direction of the unit.
(2) The shearing blade structures of the front and rear shearing devices are arranged, the shearing blade structures of the upper shearing device II and the lower shearing device II which are positioned at the rear are the same, the shearing blade structures of the upper shearing device I and the lower shearing device I which are positioned at the front are the same, and the shearing blade structures at the front and the rear are arranged in a staggered manner; when the rear shearing device is lifted, the shear blade structure on the rear shearing device can penetrate through the shear blade structure on the front shearing device.
(3) In the rear shearing device, the upper shearing device II and the lower shearing device II are matched to clamp the tail of the front plate blank and lift the front plate blank; in the front shearing device, an upper shearing device I and a lower shearing device I are matched to clamp a belt head of a rear plate blank; the rear shearing device is matched with the front shearing device to realize that the front plate blank strip tail is positioned above the rear plate blank strip head and partially overlapped.
(4) And the rear shearing device descends, the lower shearing device II and the upper shearing device I are matched with each other to shear the front plate blank firstly, and the upper shearing device II and the lower shearing device I are matched with the sheared rear plate blank and are connected synchronously.
Preferably, the width of the shear blade structure in the front and rear shearing devices is controlled to enable the front and rear slabs to have extrusion deformation during shearing connection.
Preferably, in the shearing device positioned in front, the lower shearing device I can also move back and forth along the running direction of the unit.
The method can be divided into the following stages:
(1) go up shearing mechanism I and shearing mechanism I down, go up shearing mechanism II and shearing mechanism II all are in the open mode, and the middle base passes through in the middle of the connected system.
(2) Driving the upper shearing device II and the lower shearing device II to be matched with each other to compact the tail of the front slab, and lifting the front slab to a certain height under the action of the upper pressing mechanism II 33 and the lifting mechanism 43 respectively; meanwhile, the translation driving system 6 controls the installation frame to move, and the moving speed is matched with the speed of the unit.
(3) And driving the upper shearing device I and the lower shearing device I to be matched and pressed to form the head of the pressed slab.
(4) Under the drive of an upper translation mechanism I14 and a lower translation mechanism I23 respectively, an upper shearing device I and a lower shearing device I are synchronously moved together with a rear plate blank, so that a rear plate blank strip head compressed between the upper shearing device I and the lower shearing device I is positioned at a corresponding position below a front plate blank strip tail.
(5) The upper shearing device II and the lower shearing device II which are driven to compress the front slab band tail synchronously move downwards: a lower shearing edge II in the lower shearing device II is correspondingly matched with an upper shearing edge I in the upper shearing device I firstly to finish shearing of the front slab band tail, an upper shearing edge II in the upper shearing device II is correspondingly matched with a lower shearing edge I in the lower shearing device I subsequently, and the sheared slab band head is formed; and when the head of the rear slab is cut, the cut tail of the front slab is synchronously connected with the cut tail of the front slab.
(6) The upper shearing device I, the lower shearing device I, the upper shearing device II and the lower shearing device II are driven to release the pressing state of the front plate blank and the rear plate blank, and all the mechanisms are reset to the stage (1) state to wait for next shearing.
The connecting system and the connecting method realize the speed matching of the intermediate billet connecting device and the unit through the translation driving system; an installation frame is adopted to support shearing devices (an upper shearing device I1, a lower shearing device I2, an upper shearing device II 3 and a lower shearing device II 4), the upper shearing device I1, the lower shearing device I2, the upper shearing device II 3 and the lower shearing device II 4 are divided into two groups to be arranged in the installation frame, and clamping of a front plate blank and a rear plate blank is realized respectively; shearing is realized through the mutually staggered dovetail shear blade structures, and a good longitudinal stress state is ensured; finally, a certain difference is set in the width direction size between the shear blades, so that certain extrusion deformation is ensured to exist in the formed dovetail groove connection process, and the connection effect is enhanced; and finally, a good intermediate billet connecting effect is realized, meanwhile, the structure of the connecting device is greatly simplified, and the investment and operation cost is reduced.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (7)
1. A hot-rolled strip steel endless rolling intermediate billet connecting system is characterized in that: the shearing device comprises an upper shearing device I, a lower shearing device I, an upper shearing device II and a lower shearing device II, wherein the upper shearing device II and the lower shearing device II are positioned behind the upper shearing device I and the lower shearing device I;
the upper shearing device I comprises an upper tool apron I, an upper shearing blade I arranged on the upper tool apron I, an upper pressing mechanism I for driving the upper tool apron I to do up-and-down lifting motion, and an upper translation mechanism I for driving the upper tool apron I to do front-and-back translation motion; the lower shearing device I mainly comprises a lower tool apron I and a lower shearing edge I arranged on the lower tool apron I;
the upper shearing device II comprises an upper tool apron II, an upper shearing blade II arranged on the upper tool apron II and an upper pressing mechanism II for driving the upper tool apron II to move up and down; the lower shearing device II comprises a lower cutter seat II, a lower shearing blade II arranged on the lower cutter seat II and a lifting mechanism for driving the lower cutter seat II to move up and down;
the upper shear blade I is arranged above the lower shear blade I, and the upper shear blade I and the lower shear blade I have the same structure; the upper shear blade II is arranged over the lower shear blade II in a right-to-right mode, and the upper shear blade II and the lower shear blade II are identical in structure; the shearing edge structures of the upper shearing edge I and the lower shearing edge II are arranged in a staggered mode to realize shearing of a front plate blank in a matched mode, and the shearing edge structures of the lower shearing edge I and the upper shearing edge II are arranged in a staggered mode to realize shearing of a rear plate blank in a matched mode; and the upper pressing mechanism II is provided with a pressing amount detection device for controlling the shearing amount of the upper shearing blade II and the shearing amount of the lower shearing blade II.
2. The hot rolled strip endless rolling intermediate billet joining system as claimed in claim 1, wherein: the device also comprises an installation frame and a translation driving system, wherein the translation driving system is connected with the installation frame and drives the installation frame to move back and forth along the running direction of the unit, and a displacement detection device for controlling the moving speed of the installation frame in real time is arranged on the translation driving system so as to enable the installation frame to be matched with the speed of the unit; go up shearing mechanism I and shearing mechanism I down set up on the installation frame and be located the entry end, go up shearing mechanism II and the setting of shearing mechanism II down on the installation frame and be located the exit end.
3. The hot rolled strip endless rolling intermediate billet joining system as claimed in claim 2, wherein: the upper pressing mechanism I is arranged on the upper translation mechanism I and connected with the upper tool apron I, and the upper translation mechanism I is arranged on the installation frame; the upper pressing mechanism II and the lifting mechanism are correspondingly connected with the upper tool apron II and the lower tool apron II and are installed on the installation frame.
4. The hot rolled strip endless rolling intermediate billet joining system as claimed in any one of claims 2 to 3, wherein: the lower shearing device I also comprises a lower translation mechanism I for driving the lower cutter holder I to do front-back translation motion.
5. The hot rolled strip endless rolling intermediate billet joining system as claimed in claim 4, wherein: lower translation mechanism I is installed on the installation frame and is linked to each other with lower tool rest I.
6. The hot rolled strip endless rolling intermediate billet joining system as claimed in claim 1, wherein: go up the cutting edge structure of cutting edge I and lower cutting edge I and be forked tail grooving or forked tail protruding rib, go up the cutting edge structure of cutting edge II and lower cutting edge II for with forked tail grooving or forked tail protruding rib assorted forked tail protruding rib or forked tail grooving.
7. The hot rolled strip endless rolling intermediate billet joining system as claimed in claim 1 or 6, characterized in that: go up the cutting edge structure on cutting edge II and lower cutting edge II and can follow the cutting edge structure on cutting edge I and the lower cutting edge I of assorted with it and pass, simultaneously, go up the width difference of cutting edge structure that sets up in an alternating manner on cutting edge I and lower cutting edge II, the width of cutting edge structure that sets up in an alternating manner on lower cutting edge I and the upper cutting edge II is different to the slab has extrusion deformation when shearing connection around making.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921373130.4U CN210754350U (en) | 2019-08-22 | 2019-08-22 | Hot-rolled strip steel endless rolling intermediate billet connecting system |
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| CN201921373130.4U CN210754350U (en) | 2019-08-22 | 2019-08-22 | Hot-rolled strip steel endless rolling intermediate billet connecting system |
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| CN210754350U true CN210754350U (en) | 2020-06-16 |
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|---|---|---|---|
| CN201921373130.4U Withdrawn - After Issue CN210754350U (en) | 2019-08-22 | 2019-08-22 | Hot-rolled strip steel endless rolling intermediate billet connecting system |
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| Country | Link |
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| CN (1) | CN210754350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479764A (en) * | 2019-08-22 | 2019-11-22 | 中冶赛迪技术研究中心有限公司 | A kind of endless-rolled intermediate billets of hot-rolled strip steel connection system and connection method |
-
2019
- 2019-08-22 CN CN201921373130.4U patent/CN210754350U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479764A (en) * | 2019-08-22 | 2019-11-22 | 中冶赛迪技术研究中心有限公司 | A kind of endless-rolled intermediate billets of hot-rolled strip steel connection system and connection method |
| WO2021032091A1 (en) * | 2019-08-22 | 2021-02-25 | 中冶赛迪技术研究中心有限公司 | Intermediate billet joining system and method for endless hot strip rolling |
| US20220288660A1 (en) * | 2019-08-22 | 2022-09-15 | Cisdi Research & Development Co., Ltd. | Intermediate blank connection system for hot-rolled strip headless rolling and connection method |
| CN110479764B (en) * | 2019-08-22 | 2024-02-27 | 中冶赛迪技术研究中心有限公司 | Connecting system and connecting method for endless rolling intermediate blank of hot rolled strip steel |
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