CN202667244U - Multi- mill roll star space type varied combined type rolling mill - Google Patents
Multi- mill roll star space type varied combined type rolling mill Download PDFInfo
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- CN202667244U CN202667244U CN 201220282863 CN201220282863U CN202667244U CN 202667244 U CN202667244 U CN 202667244U CN 201220282863 CN201220282863 CN 201220282863 CN 201220282863 U CN201220282863 U CN 201220282863U CN 202667244 U CN202667244 U CN 202667244U
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Abstract
The utility model relates to a multi- mill roll star space type varied combined type rolling mill. The multi- mill roll star space type varied combined type rolling mill comprises mill roll combos, an upper machine frame, a lower machine frame, a transmission device and a screwdown device. The upper machine frame and the lower machine frame are provided with n mill roll combos with left support frames and right support frames, wherein the mill roll combos are evenly distributed in a radialized shape with a workpiece cross section as a center. The rolling mill structure is reliable and reasonable in structure and parts are simple. Numerous mill rolls can synchronously and centripetally rotate. The mill rolls can be screwed down manually or automatically, are convenient to change and reliable to transmit and can constitute numerous forms of continuous rolling machine sets. Thereby, the multi- mill roll star space type varied combined type rolling mill can be used for rolling down extremely huge or extremely small bar materials, tubular products, profiled materials or linear materials.
Description
Technical field
The utility model relates to a kind of rolling metal machinery that is commonly called as milling train, refer to especially a kind of by a plurality of rolls centered by the rolled piece section, be radial radiation at 360 ° of cylindrical spaces uniform, and can be according to shape of rolling piece conversion roll shape, quantity and combination, be used for rolled bar material, wire rod, tubing and profile shapes, can be used for the multiple roll multipurpose star space type changable composite formula milling train of cold rolling at room temperature, warm-rolling, hot rolling.
Background technology
Rolling metal technique and rolling equipment, particularly milling train have obtained significant progress through the evolution in more than 200 years; In the annual production of the present iron and steel of China near 700,000,000 tons, add its quantity of various non-ferrous metals and alloy huge especially, these metals all are that the cold conditions material with various shapes appears at the application scenario more than 90%, they are produced by forging, extruding, drawing, the multiple pressure processing mode such as rolling, wherein have again nearly 90% to produce by duo mill miscellaneous in the product of rolling mill practice; Rolling principle according to duo mill: when rolled piece is nipped by the roll of two rotations, depress when being rolled, the section of rolled piece is accompanied by and is spreaded, the part of spreading is divided two classes, one class is useful spreading, such as rolled plate, band, its absolute spread is retained, another kind of is useless spreading, people will limit it by fair means or foul, because useless spreading reduced rolling efficiency, increased rolling pass, therefore in order to control and to reduce spreading of metal section in the operation of rolling, improve the efficient of the operation of rolling, from 120 ° of three-roller Y shaped milling trains of three rolling same sections of direction of periphery and just naturally birth of the cross universal mill of four rollers from the rolling same section of four direction of circumference.
Utility model people of the present utility model this two kinds of milling trains of concentrating on studies, and applied for that the patent No. is " single transmission axle three-roller Y-shaped adjustable rolling mill " of " ZL200520072640.x ", solved in the casing of 120 ° of three-roller Y shaped milling train sealings of single power transmission shaft input, three synchronous centripetal rotations of roll reach the synchronous centripetal complicated guiding mechanism of depressing and promoting in rotary course; Applied for that also the patent No. is " the twopiece drive shaft four roller cross adjustable universal mills " of " ZL200810099538.4 " and the mandate that has obtained utility model patent, this patent has solved four rolls synchronous centripetal difficult problem of depressing and promoting in rotary course of 90 ° of centripetal rotations of cross.Although these two kinds of milling trains can reduce spreading of section greatly in the operation of rolling, but its absolute spread still be can not ignore, and above-mentioned milling train all seals, and adopt each roll synchronously the centripetal mode of depressing will very complicated for four rolls more complicated if roll quantity increases structure again.Therefore design a kind of structure simple as common duo mill, roll transmission adjustment is changed succinct convenient, and the control rolled piece spreads the research object that effective multi-roll mill becomes this case utility model people.
The equipment of seeking the most efficient rolling metal deformation technique of optimization is both at home and abroad those skilled in the art and the dream of enterprise all the time, and the utility model attempt dreams of to increase a step for this reason.
Summary of the invention
Problem to be solved in the utility model is to provide one or more simple for structure, reliable and practical, easily realize in 360 ° of cylindrical spaces, the milling train of the uniform n of a radial radiation roll centered by rolled piece.
In order to realize above-mentioned utility model purpose, technical problem to be solved in the utility model is to provide a kind of reliable in structure reasonable, and numerous rolls can synchronous centripetal rotation, roll can be depressed manually or automatically, roll is convenient to change and many rolls star space type changable composite formula milling train of reliable transmission.
The technical solution of the utility model is: a kind of many rolls star space type changable composite formula milling train, comprise roll association, upper spider, lower bearing bracket, transmission device and screwdown gear, described roll association and transmission device are installed in upper spider and the lower bearing bracket, and described screwdown gear is to be installed in the screwdown gear that the upper spider top moves down to order about upper spider integral body;
Described roll association is by outer collars, interior collars, left angular wheel, right bevel gear, axle and bolt form, the endoporus of described outer collars is connected as a body by releasable connection and interior collars, left angular wheel and right bevel gear are located at respectively on the left and right sides end face of interior collars, and by passing left angular wheel, the bolted of interior collars and right bevel gear is integral, but the endoporus place of described interior collars is equipped with the bearing of bearing radial force and axial force, the endoporus of described bearing is equipped with axle, left socle and right support are equipped with respectively in the axle two ends of roll association, some bolts are fastening to the centre with left socle and right support respectively, left socle and right support and axle cooperation place are provided with boss, and the end face of two boss clamps bearing from the left and right sides;
Radially equally distributed n roll association with left and right sides support is installed on described upper spider and the lower bearing bracket centered by the rolled piece section, and wherein n is the natural number more than or equal to 2;
The roll association of installing on described upper spider or the lower bearing bracket is synchronous centripetal rotation under the drive of transmission device, the left angular wheel of a certain roll of described actuator drives association or the rotation of right bevel gear, the engagement of the left angular wheel of the right bevel gear of this roll association or the roll association that left angular wheel is adjacent and right bevel gear, according to this in other roll associations on this driving-chain in the adjacent roll association adjacent bevel gear intermesh.
This utility model may further be:
Described transmission device comprises the bearing block that is fixedly connected with frame, is provided with a power transmission shaft in the described bearing block, and the input of described power transmission shaft is provided with the shaft coupling that links to each other with transmission system, and the output of described power transmission shaft is provided with the bevel gear with the engagement of roll association.
One end of described upper spider is equipped with a transmission device, the bevel gear of described transmission device and upper spider be near left angular wheel or the engagement of right bevel gear of the roll association of transmission device one side, on the upper spider in the adjacent roll association adjacent bevel gear intermesh to realize the synchronous centripetal rotation of each roll association; The other end of described lower bearing bracket is equipped with another transmission device, the bevel gear of described transmission device and lower bearing bracket be near right bevel gear or the left angular wheel engagement of the roll association of transmission device one side, on the lower bearing bracket under the adjacent roll association adjacent bevel gear intermesh to realize the synchronous centripetal rotation of each roll association.
Be provided with two or more transmission devices on the described upper spider, described each transmission device rotates synchronously, its adjacent synchronous centripetal rotation of one or more groups roll association of each actuator drives; Also be provided with two or more transmission devices on the described lower bearing bracket, described each transmission device rotates synchronously, its adjacent synchronous centripetal rotation of one or more groups roll association of each actuator drives.
Described lower bearing bracket, upper spider and screwdown gear can adopt lower bearing bracket, upper spider and the screwdown gear of other the various duo mills except the cantilevered duo mill.
Four angles of described lower bearing bracket offer respectively four legholes, four angle correspondences of described upper spider offer four legholes, described upper spider is connected by four root posts that pass leghole with lower bearing bracket, is arranged with balancing spring on the column between described upper spider and the lower bearing bracket.
Adopt arc key to be connected between the endoporus of described outer collars and the interior collars or the endoporus of described outer collars is provided with internal thread, the peripheral part of described interior collars is provided with the with it external screw thread of cooperation.
Radially equally distributed n roll association with left and right sides support is installed on described upper spider and the lower bearing bracket centered by the rolled piece section, evenly be equipped with m on the described upper spider with the roll association of left and right sides support, evenly be equipped with n-m on the described lower bearing bracket with the roll association of left and right sides support, wherein the angle between the adjacent rollers association radial centre lines is
, wherein m is the natural number less than n.
Described outer collars can be roll, disc milling cutter or emery wheel.
The peripheral part of described outer collars caves inward curved, makes the peripheral part of n outer collars be combined into a circle cross section that the rolled piece section is passed through; Or the peripheral part of outer collars linearly, broken line or arbitrary curve, make the peripheral part of n outer collars be combined into a shaped face that the rolled piece section is passed through.
Described upper spider or lower bearing bracket are provided with for the groove that roll association and left and right sides support thereof are installed, and described groove is provided with for the fastening bolt of fixing and adjustment roll association and left and right sides support thereof and adjusts screw.
Radially equally distributed n roll association with left and right sides support is installed on described upper spider and the lower bearing bracket centered by the rolled piece section, when n is tending towards infinity, described roll association is arranged in parallel, described roll association is by outer collars, interior collars, left fluted disc, right fluted disc, axle and bolt form, the endoporus of described outer collars is connected as a body by releasable connection and interior collars, left fluted disc and right fluted disc are located at respectively on the left and right sides end face of interior collars, and by passing left fluted disc, the bolted of interior collars and right fluted disc is integral, and adjacent fluted disc intermeshes in the described adjacent rollers association.
Further:
Many rolls star space type changable composite formula milling train is reversible or non-reversing mill, many star space type changable composite formula milling trains can form reciprocating type tubing and the profile shapes tandem rolling unit of tandem rolling unit or cored bar, can rolling very big specification or bar, tubing, wire rod or the profile shapes of minimum specification; Also can rolling thin and thick tubing or special section tubular product as thin as a wafer.
The utility model has the advantage of: simple in structure, can directly adopt the upper lower bearing bracket of common duo mill, roll association and support thereof are fixedly mounted on the frame, need several rolls to be rolled several rolls are installed then radially, easy accessibility, employing is installed in screwdown gear the framework top of upper spider, and the roll association integral body of installing on upper spider and the upper spider is pressed down, and realizes the adjustment of roll gap; The outer collars of roll association and interior collars are releasable connection, by the m in n the roll association of dismantling an outer collars, can be adapted as n-m roller star space type changable composite formula milling train arbitrarily with n roller star space type changable composite formula milling train, satisfy various rolling demands; Outer collars can be changed to emery wheel, milling cutter, milling train can be repacked into equipment for grinding or milling machine again, purposes is various.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the structural representation of the utility model embodiment two.
The specific embodiment
With reference to figure 1 and Fig. 2, embodiment one the is preferred star-like changable composite formula of the six rollers milling train of a kind of n=6, comprise roll association 30, upper spider 10, lower bearing bracket 20, Left Drive device 40, right transmission device 50 and screwdown gear 60, described roll association and transmission device are installed in upper spider and the lower bearing bracket, described screwdown gear is to be installed in the screwdown gear that the upper spider top moves down to order about upper spider integral body, and wherein 6 roll associations are respectively 30A, 30B, 30C, 30D, 30E, 30F.
In order to realize goal of the invention, one of problem that the utility model at first solves is the structure of roll, be rolling working portion: the parts that roll contacts with rolled piece are outer collars, roll association is by outer collars 31, interior collars 32, left angular wheel 34, right bevel gear 35, axle 37 and bolt 36 form, the endoporus of described outer collars is connected as a body by arc key 33 and interior collars, left angular wheel and have bevel gear to be located at respectively on the left and right sides end face of interior collars, and by passing left angular wheel, the bolted of interior collars and right bevel gear is integral, but the endoporus place of described interior collars is equipped with the bearing 38 of bearing radial force and axial force, the endoporus of described bearing is equipped with axle, left socle 391 and right support 392 are equipped with respectively in the axle two ends of roll association, some bolts are fastening to the centre with left socle and right support respectively, left socle and right support and axle cooperation place are provided with boss, the end face of two boss clamps bearing from the left and right sides, prevent roll association left and right sides play, left and right sides support is integral their locking with some fastening bolts 201 again, adjust the horizontal and radial position of left and right sides support and roll association by adjusting screw 202, guarantee that left and right sides support does not all contact with each end face of roll association, can freely be rotated to guarantee roll association.
Two of the problem that solves is the structure of frame: upper spider and lower bearing bracket are centered by the rolled piece section, respectively account for a half space, 3 grooves that can be used for installing the 30D of roll association, 30E, 30F and left and right sides support thereof of processing on the upper spider, the center line of 3 grooves becomes 60 ° of angle radiation centripetal, the shape of groove and size and that the roll association of left and right sides support is installed is similar, structure and the upper spider of lower bearing bracket are basically identical, and the upper spider bottom surface is up, split surface down, and is positive unlimited; The bottom surface of lower bearing bracket down, split surface up, positive opening wide, four angles of described lower bearing bracket offer respectively four legholes, four angle correspondences of described upper spider offer four legholes, and described upper spider is connected by four root posts 70 that pass leghole with lower bearing bracket, is arranged with balancing spring 90 on the column between described upper spider and the lower bearing bracket, wherein the both ends of four root posts are threaded respectively, are fixedly connected with lower bearing bracket with upper spider with locking nut 80 respectively.
Three of the problem that solves is the roll association frame of how packing into: take upper spider as example, with roll association in the groove of front-installed upper spider, and the left and right conical gear of each adjacent rollers association is intermeshing, the fastening bolt that respectively is used for stationary roll association and left and right sides support thereof that arranges on the groove and the adjustment screw of adjusting roll association's radial position and left and right sides backing positions, guarantee that the side clearance of the outer collars of each adjacent rollers association is as far as possible little under the intermeshing prerequisite of bevel gear.
Four of the problem that solves is the synchronous Concentric rotation of roll association: as shown in Figure 1, the left end of upper spider is equipped with a Left Drive device, the Left Drive device comprises the bearing block 43 that is fixedly connected with frame, be provided with a power transmission shaft 42 in the described bearing block, power transmission shaft can link to each other with motor as the main transmission of upper spider with decelerator by shaft coupling 44, bearing block on the Left Drive device is bolted on the split surface of upper spider, the bevel gear 41 of Left Drive device is meshed with the left angular wheel of the 30F of roll association of upper spider low order end and drives the rolling 30F of association rotation, the right bevel gear of the rolling 30F of association and the engagement of the left angular wheel of the rolling 30E of association also drive the rolling 30E of association rotation, the right bevel gear of the rolling 30E of association and the engagement of the left angular wheel of the rolling 30D of association also drive the rolling 30D of association rotation, driving-chain to this upper spider is finished transmission, and makes 3 synchronous centripetal rotations of rolling association; In like manner the bearing block 53 on the right transmission device is connected with the split surface right side of lower bearing bracket by bolt, and with the right bevel gear engagement of the bevel gear 51 on the right transmission device power transmission shaft 52 with the 30C of roll association of the lower bearing bracket rightmost side, in like manner synchronously drive 30C, 30B, the synchronous centripetal rotation of 30A.
Five of the problem that solves is the mode of depressing and the screwdown gear of roll: can find out the roll association that 3 centripetal radiation profiles are installed in the upper spider, only has the side clearance between the adjacent rollers, do not exist and consist of the condition of depressing, 3 roll associations of installing in the lower bearing bracket also are centripetal radiation profiles, only has the side clearance between the adjacent rollers, there is not the condition of depressing yet, and upper spider is run through by column with lower bearing bracket and is connected, between upper lower bearing bracket, be provided with balancing spring and hold upper spider, upper spider can be fluctuated; Therefore screwdown gear is installed in the upper spider top, wherein screwdown gear can be depressed etc. mode for manual depression, hydraulic pressing, air pressure, all can realize adjusting the variable in distance between upper spider and the lower bearing bracket, i.e. the variation of roll gap.
Can find out many rolls star space type changable composite formula milling train described in the utility model, a kind of new rolling principle is provided, namely each roll is born with respect to the section of rolled piece
Regional nips, depresses, spreads and the extension task, and will be centered by the rolled piece section radially equally distributed other n-1 roll as " single rolling system " of backing roll, can regard the aggregate of numerous " single rolling systems " as, so that this milling train has the feature of depressing of common duo mill.
Six of the problem that solves be that the combination of milling train is changeable: the employing arc key is connected between the endoporus of described outer collars and the interior collars, perhaps the endoporus of outer collars is provided with internal thread, the peripheral part of described interior roll is provided with the external screw thread that cooperates with it, described outer collars can be roll, disc milling cutter, emery wheel or other working materials, the peripheral part of described outer collars caves inward curved, makes the peripheral part of n outer collars be combined into a circle cross section that the rolled piece section is passed through; Or the peripheral part of outer collars linearly, broken line or arbitrary curve, make the peripheral part of n outer collars be combined into a shaped face that the rolled piece section is passed through.
Outer collars is dismountable or change shape star space type changable composite formula milling train is reconfigured, 6 roller mills such as embodiment one can become 5 rollers, 4 rollers, 3 rollers, 2 roller mills by removing outer collars, the annular change of outer roller can be used for rolling profile shapes, will roll outward mixed repack disc milling cutter, emery wheel or other working materials into and can carry out grinding machining etc.
With reference to figure 3, embodiment two the is preferred 12 roller space type changable composite formula milling trains of a kind of n=12, comprise upper spider 10, lower bearing bracket 20, the 30A of roll association, 30B, 30C, 30D, 30E, 30F, 30G, 30H, 30I, 30J, 30K, 30L, Left Drive device 40, right transmission device 50, sealing device 110 and plug 113.
Since 15 ° to 165 ° space, carry out five five equilibriums on its upper spider, it is groove of each 30 ° processing, the shape and size of groove are with similar with the roll association of left and right sides support, the center line of groove becomes radial radiation to distribute, according to this with 30G, 30H, 30J, 30K, 30L, 30M packs in the groove, and allow the left and right conical gear of adjacent roll association keep engagement, again pressing plate 100 is covered respectively on each base with the roll association of left and right sides support, utilize some screws 90 that each pressing plate is locked on the upper spider, adjust screw 80 and can finely tune respectively the radial position of each roll association parts, adjust the screw of support side, the left and right sides and can finely tune each roll association parts with respect to the axial location of axle, so that adjacent bevel gear keeps the side clearance of optimal engagement gap and adjacent roll association minimum, at last roll association is fixed on the upper spider together with left and right sides support and base, and by the bevel gear of Left Drive device and the left angular wheel engagement of the 30L of roll association, to drive the synchronous centripetal rotation of 6 roll associations in the upper spider; The processing mounting means of lower bearing bracket and upper spider are in like manner.
Increase along with roll association number, only keep left, the moment deficiency may appear in right two transmission devices, at this moment can in upper spider or lower bearing bracket, insert one or more sets transmission devices, the left angular wheel of a certain roll of described actuator drives association or the rotation of right bevel gear, the left angular wheel of the right bevel gear of this roll association or the roll association that left angular wheel is adjacent and the engagement of right bevel gear, according to this in other roll associations on this driving-chain in the adjacent roll association adjacent bevel gear intermesh, as long as guaranteeing each transmission device on the milling train rotates synchronously, can drive the synchronous centripetal rotation of each roll association, in embodiment two, 6 roll associations in the upper spider can be divided into two groups, each transmission device drives 3 roll associations and rotates, and the mode of depressing still adopts upper spider and 6 collectives of roll association being installed on the upper spider press down; Lower bearing bracket is also adopted increases by a cover drive system in a like fashion to remedy the deficiency of moment.
During rolling large diameter thin wall pipe, the section rigidity of rolled piece itself can't be born draught pressure, and inner hole of pipe need be inserted in plug 113, can carry out unidirection rolling, and is also can forward and backward back and forth rolling, also can adopt the reciprocating type tandem rolling of multi-frame; If rolling special section tubular product also can adopt special-shaped mandrel rolling.
When the number of roll association less than or equal to 8 the time, be called the star-like combination Changeful type of many rolls milling train, when the number of roll association greater than 8 the time, be called many rolls space type combination Changeful type milling train, wherein many rolls can be determined according to the number of concrete roll association.
Lower mask body is set forth the rolling principle of many rolls star space type changable composite formula milling train: present rolling mill structure thinks that when considering and design each roll of multi-roll mill should be independent centripetal depressing, and should be synchronously with under the piezometric, this is the mistaken ideas of thinking, thereby cause the press down system complex structure, adopting many rolls star space type combination Changeful type milling train to carry out collective depresses, on macroscopic view, can regard the common rolling same metal section of a plurality of rolls as, it is some " single roller mills " or some " duo mill " rolling same metal section from microcosmic, same metal section is for multi-roll mill, each roll is born the rolling task of the section subregion that it touches, namely nip, depress, extend and spread, when being rolled task, it need to seek the support object of power, if when other roll collectives are supported object as the application of force of one of them roll, star space type combination Changeful type milling train can be regarded the aggregate of numerous " single roller mills " as, if during as the support object of the application of force, it can be regarded the roll relative with its 180 ° as numerous " duo mill " rolling aggregate; Therefore, be that multiple roll collective depresses or single roller is centripetal to be depressed no matter multiple roll star space type makes up changeable milling train, for each roll association, can both realize the task of nipping, depress, extending and spreading.
Because centered by the rolled piece section, a plurality of rolls are centripetal being rolled synchronously, for every a pair roller, all be in the position that restriction rolled piece section spreads, section is exerted pressure, the zone of each roll contact section is less, and each roll is little to the independent drafts of section, only accounts for
, so this
The local absolute spread of the metal section that causes of drafts relatively smile, section part little spreads and is difficult to drive or totally the spreading of accumulation section, therefore, approaching zero multiroll rolling of spreading has had the possibility that realizes; Simultaneously multiple roll is centripetal rolling, can improve its cold rolling plasticity and can effectively prevent from rolling and split for the alloy of high-alloy steel and other difficult distortion.
By the utility model a kind of novel gear transmission structure has been proposed also, each outer collars of roll association is removed, each roll association of transmission device and the synchronous centripetal rotation that driven by transmission device has just developed into a gear transmission structure, thereby this gear transmission structure relies on the adjacent bevel gear that arranges back-to-back or cone fluted disc and the adjacent a pair of bevel gear that arranges back-to-back or cone fluted disc to mesh the purpose that reaches carry-over moment.
The above only is preferred embodiment of the present utility model, and all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (12)
1. the space of roll star more than kind type changable composite formula milling train, comprise roll association, upper spider, lower bearing bracket, transmission device and screwdown gear, described roll association and transmission device are installed in upper spider and the lower bearing bracket, and described screwdown gear is to be installed in the screwdown gear that the upper spider top moves down to order about upper spider integral body;
Described roll association is by outer collars, interior collars, left angular wheel, right bevel gear, axle and bolt form, the endoporus of described outer collars is connected as a body by releasable connection and interior collars, left angular wheel and right bevel gear are located at respectively on the left and right sides end face of interior collars, and by passing left angular wheel, the bolted of interior collars and right bevel gear is integral, but the endoporus place of described interior collars is equipped with the bearing of bearing radial force and axial force, the endoporus of described bearing is equipped with axle, left socle and right support are equipped with respectively in the axle two ends of roll association, some bolts are fastening to the centre with left socle and right support respectively, left socle and right support and axle cooperation place are provided with boss, and the end face of two boss clamps bearing from the left and right sides;
Radially equally distributed n roll association with left and right sides support is installed on described upper spider and the lower bearing bracket centered by the rolled piece section, and wherein n is the natural number more than or equal to 2;
The roll association of installing on described upper spider or the lower bearing bracket is synchronous centripetal rotation under the drive of transmission device, the left angular wheel of a certain roll of described actuator drives association or the rotation of right bevel gear, the engagement of the left angular wheel of the right bevel gear of this roll association or the roll association that left angular wheel is adjacent and right bevel gear, according to this in other roll associations on this driving-chain in the adjacent roll association adjacent bevel gear intermesh.
2. many rolls star space type changable composite formula milling train according to claim 1, it is characterized in that: described transmission device comprises the bearing block that is fixedly connected with frame, be provided with a power transmission shaft in the described bearing block, the input of described power transmission shaft is provided with the shaft coupling that links to each other with transmission system, and the output of described power transmission shaft is provided with the bevel gear with the engagement of roll association.
3. many rolls star space type changable composite formula milling train according to claim 1 and 2, it is characterized in that: an end of described upper spider is equipped with a transmission device, the bevel gear of described transmission device and upper spider be near left angular wheel or the engagement of right bevel gear of the roll association of transmission device one side, on the upper spider in the adjacent roll association adjacent bevel gear intermesh to realize the synchronous centripetal rotation of each roll association; The other end of described lower bearing bracket is equipped with another transmission device, the bevel gear of described transmission device and lower bearing bracket be near right bevel gear or the left angular wheel engagement of the roll association of transmission device one side, on the lower bearing bracket under the adjacent roll association adjacent bevel gear intermesh to realize the synchronous centripetal rotation of each roll association.
4. many rolls star space type changable composite formula milling train according to claim 1 and 2, it is characterized in that: be provided with two or more transmission devices on the described upper spider, described each transmission device rotates synchronously, its adjacent synchronous centripetal rotation of one or more groups roll association of each actuator drives; Also be provided with two or more transmission devices on the described lower bearing bracket, described each transmission device rotates synchronously, its adjacent synchronous centripetal rotation of one or more groups roll association of each actuator drives.
5. many rolls star space type changable composite formula milling train according to claim 1, it is characterized in that: described lower bearing bracket, upper spider and screwdown gear can adopt lower bearing bracket, upper spider and the screwdown gear of other the various duo mills except the cantilevered duo mill.
6. many rolls star space type changable composite formula milling train according to claim 5, it is characterized in that: four angles of described lower bearing bracket offer respectively four legholes, four angle correspondences of described upper spider offer four legholes, described upper spider is connected by four root posts that pass leghole with lower bearing bracket, is arranged with balancing spring on the column between described upper spider and the lower bearing bracket.
7. many rolls star space type changable composite formula milling train according to claim 1, it is characterized in that: adopt arc key to be connected between the endoporus of described outer collars and the interior collars or the endoporus of described outer collars is provided with internal thread, the peripheral part of described interior collars is provided with the with it external screw thread of cooperation.
8. many rolls star space type changable composite formula milling train according to claim 1, it is characterized in that: radially equally distributed n roll association with left and right sides support is installed on described upper spider and the lower bearing bracket centered by the rolled piece section, evenly be equipped with m on the described upper spider with the roll association of left and right sides support, evenly be equipped with n-m on the described lower bearing bracket with the roll association of left and right sides support, wherein the angle between the adjacent rollers association radial centre lines is
, wherein m is the natural number less than n.
9. many rolls star space type changable composite formula milling train according to claim 1, it is characterized in that: described outer collars can be roll, disc milling cutter or emery wheel.
10. many rolls star space type changable composite formula milling train according to claim 9, it is characterized in that: the peripheral part of described outer collars caves inward curved, makes the peripheral part of n outer collars be combined into a circle cross section that the rolled piece section is passed through; Or the peripheral part of outer collars linearly, broken line or arbitrary curve, make the peripheral part of n outer collars be combined into a shaped face that the rolled piece section is passed through.
11. many rolls star space type changable composite formula milling train according to claim 1, it is characterized in that: described upper spider or lower bearing bracket are provided with for the groove that roll association and left and right sides support thereof are installed, and described groove is provided with for the fastening bolt of fixing and adjustment roll association and left and right sides support thereof and adjusts screw.
12. many rolls star space type changable composite formula milling train according to claim 1, it is characterized in that: radially equally distributed n roll association with left and right sides support is installed on described upper spider and the lower bearing bracket centered by the rolled piece section, when n is tending towards infinity, described roll association is arranged in parallel, described roll association is by outer collars, interior collars, left fluted disc, right fluted disc, axle and bolt form, the endoporus of described outer collars is connected as a body by releasable connection and interior collars, left fluted disc and right fluted disc are located at respectively on the left and right sides end face of interior collars, and by passing left fluted disc, the bolted of interior collars and right fluted disc is integral, and adjacent fluted disc intermeshes in the described adjacent rollers association.
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| CN 201220282863 CN202667244U (en) | 2012-06-15 | 2012-06-15 | Multi- mill roll star space type varied combined type rolling mill |
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| CN 201220282863 CN202667244U (en) | 2012-06-15 | 2012-06-15 | Multi- mill roll star space type varied combined type rolling mill |
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| Country | Link |
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| CN (1) | CN202667244U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102716909A (en) * | 2012-06-15 | 2012-10-10 | 张少渊 | Multi-roll starry-sky type changeable combined mill and principle |
| CN103238994A (en) * | 2013-05-10 | 2013-08-14 | 福建浔兴拉链科技股份有限公司 | I-shaped metal wire and production equipment thereof |
-
2012
- 2012-06-15 CN CN 201220282863 patent/CN202667244U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102716909A (en) * | 2012-06-15 | 2012-10-10 | 张少渊 | Multi-roll starry-sky type changeable combined mill and principle |
| WO2013185630A1 (en) * | 2012-06-15 | 2013-12-19 | 程玳纹 | Multi-roll planetary changeable combined mill and principle |
| CN102716909B (en) * | 2012-06-15 | 2015-08-26 | 福州金泉冶金机械设备有限公司 | Many rolls star space type changable composite formula milling train and principle |
| CN103238994A (en) * | 2013-05-10 | 2013-08-14 | 福建浔兴拉链科技股份有限公司 | I-shaped metal wire and production equipment thereof |
| CN103238994B (en) * | 2013-05-10 | 2016-01-13 | 福建浔兴拉链科技股份有限公司 | A kind of I shape metal wire rod and process equipment thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHENG GUIQUAN Free format text: FORMER OWNER: CHENG DAIWEN ZHANG XIAOXING ZHANG XIAOYU Effective date: 20130722 Owner name: FUZHOU JINQUAN METALLURGICAL MACHINERY CO., LTD. Free format text: FORMER OWNER: ZHANG SHAOYUAN Effective date: 20130722 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 350007 FUZHOU, FUJIAN PROVINCE TO: 350014 FUZHOU, FUJIAN PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130722 Address after: No. 43 Fuxing Road, Jinan District, Fuzhou city of Fujian Province in 350014 Patentee after: Fuzhou Jinquan Metallurgical Machinery Co., Ltd. Patentee after: Cheng Guiquan Address before: 350007 three Sheng, Bali Island 1, Cangshan District, Fujian, Fuzhou 1905 Patentee before: Zhang Shaoyuan Patentee before: Cheng Daiwen Patentee before: Zhang Xiaoxing Patentee before: Zhang Xiaoyu |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |