CN110404961A - A kind of intelligent precise milling train producing bar - Google Patents
A kind of intelligent precise milling train producing bar Download PDFInfo
- Publication number
- CN110404961A CN110404961A CN201910670322.XA CN201910670322A CN110404961A CN 110404961 A CN110404961 A CN 110404961A CN 201910670322 A CN201910670322 A CN 201910670322A CN 110404961 A CN110404961 A CN 110404961A
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- China
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- component
- milling train
- eccentric bushing
- long axis
- regulating mechanism
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
- B21B38/04—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring thickness, width, diameter or other transverse dimensions of the product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses a kind of intelligent precise milling trains for producing bar, it include: accurate adjustable milling train, the adjustable milling train of precision includes: mainframe, mutually in the multiple groups eccentric bushing component being mounted in mainframe arranged with angle, the long axis component being mounted in eccentric bushing component, with the first regulating mechanism of eccentric bushing component cone tooth engagement, the first regulating mechanism uses cone tooth engagement between each bias suit component for adjusting eccentric bushing component；Rolling guide, rolling guide are located at the delivery outlet and delivery outlet of accurate adjustable milling train, and accurate adjustable milling train is made of guide body, three groups of support arm transmission components and the second regulating mechanism；The E-SYS operating system intelligently adjusted, the E-SYS operating system intelligently adjusted include bar basic database, pass computing system, tele-control system, system control operations interface.The pass of this intelligent precise milling train is adjustable, and wide adaptability, the present invention rolls different cross sections in the same multiple roll pass.
Description
Technical field
The present invention relates to bar mill equipment technical fields, and in particular to a kind of intelligent precise milling train for producing bar.
Background technique
China's wire and rod either milling train quantity or yield rank first in the world, in order to produce good Bar Wire Product,
Precision rolling equipment must be promoted constantly, and domestic Bar Wire Product manufacturing enterprise uses external import precision rolling equipment substantially, wire and rod production
Fixed-diameter reducing mill group majority is using the 4 rack RSM unit of root that rubs, and the Dual module unit TMB of Da Nieli, special steel material demand is not
Disconnected to increase, the price that domestic middle-size and small-size wire and rod manufacturing enterprise is limited by external milling equipment is high, plant maintenance require it is high because
Element can not produce high quality of products, influence enterprise development, and large enterprise has used import equipment, the spare parts purchasing period is long,
Price is high, and core technology monopolization causes service fee height.Therefore, in order to which the Bar Wire Product production in China can continue the hair of health
Exhibition, it is necessary to existing advanced technology be digested and be absorbed, innovated, domestic advanced finish rolling machine equipment is developed, improve quality
While, wire rod cost is reduced, the intelligence of computer control is strengthened, increases the competitiveness of China's wire and rod.
Summary of the invention
To be solved by this invention is that domestic middle-size and small-size wire and rod manufacturing enterprise is limited by external milling train and sets in the prior art
Standby price is high, and plant maintenance requires high factor that can not produce high quality of products, influences enterprise development technical problem, purpose exists
In providing a kind of intelligent precise milling train for producing bar.
The present invention is achieved through the following technical solutions:
A kind of intelligent precise milling train producing bar, comprising:
Accurate adjustable milling train, the adjustable milling train of precision includes: mainframe, is mutually in be mounted in mainframe with what angle was arranged
Multiple groups eccentric bushing component, the long axis component being mounted in eccentric bushing component adjust machine with the first of eccentric bushing component cone tooth engagement
Structure, the first regulating mechanism is for adjusting eccentric bushing component, and using cone tooth engagement between each bias suit component, when adjusting, multiple groups are inclined
The heart covers component can spinning movement simultaneously；
Rolling guide, the rolling guide are located at the delivery outlet and delivery outlet of accurate adjustable milling train, and the precision can
Milling train is adjusted to be made of guide body, three groups of support arm transmission components and the second regulating mechanism, second regulating mechanism is for adjusting
Save the distance between three groups of support arm transmission components；
The E-SYS operating system intelligently adjusted, the E-SYS operating system intelligently adjusted includes bar basic database, hole
Type computing system, tele-control system, system control operations interface.
Preferred embodiment: the eccentric bushing component is made of transition sleeve, bearing holder (housing, cover) and interior eccentric bushing, and transition sleeve is applied with bearing
Finger setting is positioned, and is locked using screw, bearing applies positioning pin and screw and is located by connecting with support plate, and another piece of support plate is used
Positioning pin and screw are located by connecting with interior eccentric bushing, location and installation rest pad between two pieces of support plates, between two pieces of support plates
Gap is roll installation space, and design has a cone tooth in the shape of bearing holder (housing, cover) and interior eccentric bushing, in multiple groups eccentric bushing component mainframe
Tooth intermeshing is bored after assembly；
Axially bored line and outer circle eccentric axis in the eccentric bushing component, outer circle and mainframe inner hole, eccentric bushing component inner hole
Cooperate with long axis component outer circle concentric；Eccentric bushing component rotation drives long axis component to move radially, the bearing in eccentric bushing component
The a set of double-row roller bearing of assembly in set, the interior another set of double-row roller bearing of assembly of interior eccentric bushing, tail portion cone are mounted in interior eccentric bushing
Interior, on transition sleeve inner hole and long axis component big copper ring outer circle clearance fit, is adopted between double-row roller bearing inner ring and support plate
Use labyrinth seal structure.
Preferred embodiment: the long axis component includes long axis, and the long axis outer cone and double-row roller bearing female cone cooperate,
Long axis outside cylinder and a pair of of angular contact bearing inner hole, the angular contact bearing inner ring are axially fastened using locking nut in length
On axis, angular contact bearing outer ring axially uses round nut to be fastened in big copper ring, in the big copper ring outer circle gap and transition sleeve
Hole cooperation, the long axis and bushing and connects and fixes setting, and the form construction design of the bushing and big copper ring is labyrinth seal
Structure；
Big copper ring outer circle and transition sleeve inner hole are clearance fit, design external screw thread on big copper ring, and adjust loop coil screw-internal thread fit,
It adjusts loop coil to be pressed on the end face of transition sleeve by pressure ring by studs, rotates big copper ring and realize that the axial direction of long axis component is micro-
It adjusts；After having adjusted, is held out against using soket head cap screw and adjust the big copper ring of loop coil limit；Pull rod axial tightening is worn in long axis, outside pull rod
Screw-internal thread fit is bored in screw thread and tail portion, and external splines is bored in tail portion and long axis tail portion internal spline cooperates.
Preferred embodiment: first regulating mechanism includes bevel gear shaft, regulating mechanism housing, friction component housing and friction
A pair of of deep groove ball bearing is arranged on the bevel gear shaft for component installation axle, and deep groove ball bearing is assemblied in regulating mechanism housing, institute
It states and is sleeved in mainframe outside regulating mechanism, friction component installation axle inner hole is connect by flat key with bevel gear shaft, drum tooth set
It is connect by flat key with bevel gear shaft, friction component housing is connect by screw with regulating mechanism housing, and is fastened by screw
On mainframe, the bulging tooth is put on equipped with dial, and dial and drum tooth cover close-fitting, indicates regulated quantity, dial with rub
Mounting framework oil sealing between brush assembly housing.
Preferred embodiment: the friction component housing is cooperated by involute spline and friction plate, and friction plate inner hole, which is greater than, to rub
The external splines major diameter of brush assembly installation axle, friction plate outer circle is less than friction component housing internal spline path, when bevel gear shaft rotates,
Friction component installation axle and friction plate is driven to rotate together；Friction plate and friction plate every adjacent assembly；It is installed after friction component
Disc spring group, and disc spring group is compressed with adjusting nut, realize the adjusting of frictional force.
Preferred embodiment: the support arm transmission component includes support arm, two-sided bulb, rectangular nut, guide post screw rod, locking
Nut adjusts mandril, adjustment gear, and the support arm further includes supporting central spindle and the deflector roll for being set to support arm front end, and three groups
Support arm transmission component is set in guide body by supporting central spindle to be respectively in 120 °, and the space between three groups of deflector rolls forms folder
The pass of tight rolled piece, the locking nut, which is co-axially located at, to be adjusted on mandril, and the adjusting mandril inward turning is set to guide post screw rod,
For the guide post screw rod by bushing rotary setting in rectangular nut, the rectangular nut is bonded setting, guide post spiral shell with adjustment gear
Sliding is provided with two-sided bulb between bar and support arm lower end, is acted with impetus in support arm by two-sided bulb.
Preferred embodiment: second regulating mechanism includes driving gear, and the control terminal of the second regulating mechanism is set to guide and guard
The exterior lateral sides of ontology, the guide body are internally provided with intermediate gear, the driving gear and adjustment gear, intermediate gear
It is engaged, the guide post screw rod and adjustment gear are cooperated by the guide post screw clearance that section is three side circular arcs, guide post spiral shell
Equipped with mandril is adjusted on bar, the mandril that adjusts is for adjusting the position of support arm transmission component, installation locking on guide post screw rod
Nut, locking nut are fixed for limiting guide post screw rod adjusting position.
Preferred embodiment: the section of the guide post screw rod is three side circular arc type structures, and the guide post screw rod inner wall is provided with carefully
Tooth internal screw thread forms screw thread pair with mandril is adjusted；Guide post screw rod outer wall is provided with closely-pitched external screw thread, forms screw thread with rectangular nut
Pair, the locking nut adjusted on mandril are the locking nut of adjustable state, and the locking nut is the lock of regular hexagon
Tight nut.
Preferred embodiment: the bar basic database is the basic data source for carrying out pass computing system, basic data
Library be steel in hot procedure because material, processing temperature are to thermal deformation quantitative data, the pass computing system, according to
The variation of site requirement rolling specs, calls basic data, calculates the parameter of the operation of rolling, calculates rolling pass quantity, each passage
Deflection determines each passes hole molded dimension.
Preferred embodiment: the milling train and guide and guard pass parameters that the tele-control system is determined according to pass computing system open
Dynamic main motor control system, rack and guide and guard adjust servo control system and carry out pass adjustment, the tele-control system
According to the feedback of the infrared line side diameter instrument of finished product, circulation is adjusted pass parameters, forms closed loop, the system control operations
Interface is the master control of each system operation computer of connection, and each system at the system control operations interface is by respective computer
Carry out operation execution.
Compared with prior art, the present invention having the following advantages and benefits: a kind of bar that produces of the invention
Intelligent precise milling train, the intelligent precise milling train are equipped with accurate adjustable milling train, rolling guide and the E-SYS operation intelligently adjusted
System.The pass of this precision is adjustable milling train is adjustable, and wide adaptability, the present invention allows different cross sections in the same multiple roll
It is rolled in pass；This only to roll numerous section and specification in the same pass by adjusting roll gap again,
To reduce replacement pass/roll number and roll the quantity of roll and pass that required product mix needs, this
Point is highly beneficial compared with adjusting the very restricted two rollers technology of possibility, only passes through in the case where not reducing milling train utilization rate
Roll gap adjusts the product that can produce numerous small lots, more specifications, and guarantees that each specification product has same good public affairs
Difference.
The guide post screw-rod structure of the three side circular arc types of this rolling guide replaces involute spline in the prior art to match
It closes, that is, adjusts the requirement of torque needed for meeting, solve the problems, such as that spline screw rod axial movement has some setbacks, match relative to involute
It closes, damping is small, and steering capability is good, and regulating mechanism on-line control function is preferably applied, and reduces the shutdown between rolling and people
For interference, guarantee system trouble-free operation.Adjusting push rod structure is also added, the deflector roll of decentraction can be adjusted respectively, is locked
Tight nut secured adjusted position realizes that three groups of deflector rolls are completely concentric, it is consistent to guarantee that guide-guard body treats rolled piece chucking power, it is ensured that rolling
The stabilization of process and the quality of rolled piece.
This E-SYS operating system includes hole type design calculation procedure and different steel rolling database, remote control program,
And the visual operation platform equipped with hommization.The database of unlike material, different size rolling parameter is called, through via hole
Type design program determines the pass data of each passage, to milling train and leads the pass of position using L-test detection system and is initially examined
Adjustment is surveyed, E-SYS operating system, the online diameter measurement instrument by being mounted on product outlet detects rolled bar material, then feeds back
E-SYS system carries out pass amendment, recycles makeover process, until rolled piece reaches final product quality requirement, realizes online long-distance intelligent
Controlled rolling process.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the cross-sectional view of the adjustable milling train of precision of the invention；
Fig. 2 is the structural schematic diagram of eccentric bushing component of the invention；
Fig. 3 is the structural schematic diagram of long axis component of the invention；
Fig. 4 is the first regulating mechanism (structural schematic diagram of the invention；
Fig. 5 is the cross-sectional view of rolling guide of the invention；
Fig. 6 is the structural schematic diagram of rolling guide of the invention；
Fig. 7 is the partial schematic diagram of eccentric bushing component of the invention；
Fig. 8 is the structural schematic diagram of guide post screw rod of the invention；
Fig. 9 is the structural schematic diagram of gear-box group of the invention；
Figure 10 is the structural schematic diagram divided to reduction gearbox of the invention；
Figure 11 is the structural schematic diagram of chang-over speed reducing box of the invention；
Figure 12 is the structural schematic diagram of diaphragm coupling of the invention.
Label and corresponding parts title in attached drawing:
1- mainframe, 2- eccentric bushing component, 3- long axis component, 4- pull rod, 5- tapered sleeve, the first regulating mechanism of 6-, 7- pressure ring, 8- mistake
Cross set, 9- bearing holder (housing, cover), 10- double-row roller bearing, 11- support plate, 12- rest pad, eccentric bushing in 13-, the tail portion 14- cone, 15- long
Axis, 16- bushing, the big copper ring of 17-, 18- adjust loop coil, 19- angular contact ball bearing, 20- locking nut, 21- bevel gear shaft, 22-
Regulating mechanism housing, 23- deep groove ball bearing, 24- friction component housing, 25- friction component installation axle, 26- friction plate, 27- rub
Wiping board, 28- disc spring group, 29- adjusting nut, 30- dial, 31- drum tooth set, 32- guide body, 33- support arm, 34- deflector roll,
The second regulating mechanism of 35-, 36- driving gear, 37- intermediate gear, 38- adjustment gear, 39- spline screw rod, 40- rectangular nut,
The two-sided bulb of 41-, 42- supporting mandrel, 43- locking nut, 44- adjust mandril, 45- guide post screw rod, the first input shaft of 46-, 47-
First cabinet, 48- jackshaft, 49- transition axis, the first spiral bevel gear of 50-, output shaft under 51-, 52- horizontal output shaft, 53-
Upper output shaft, the second input shaft of 54-, 55- output shaft, the second spiral bevel gear of 56-, the second cabinet of 57-, 58- divide to reduction gearbox,
59- chang-over speed reducing box, 60- diaphragm coupling.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment
As shown in Figure 1 and Figure 5, a kind of intelligent precise milling train for producing bar of the present invention, comprising:
Accurate adjustable milling train, the adjustable milling train of precision includes: mainframe 1, is mutually in be mounted in mainframe 1 with what angle was arranged
Multiple groups eccentric bushing component 2, the long axis component 3 being mounted in eccentric bushing component 2, with eccentric bushing component 2 bore tooth engagement first
Regulating mechanism 6, the first regulating mechanism 6 use cone tooth engagement between each bias suit component 2, adjust for adjusting eccentric bushing component 2
When, multiple groups eccentric bushing component 2 can spinning movement simultaneously.
Rolling guide, rolling guide are located at the delivery outlet and delivery outlet of accurate adjustable milling train, and precision is adjustable to roll
Machine is made of 32, three groups of support arm transmission components of guide body and the second regulating mechanism 35, and the second regulating mechanism 35 is for adjusting
The distance between three groups of support arm transmission components.
The E-SYS operating system intelligently adjusted, the E-SYS operating system intelligently adjusted include bar basic database, hole
Type computing system, tele-control system, system control operations interface.
Specifically, as shown in Fig. 2, eccentric bushing component 2 is made of transition sleeve 8, bearing holder (housing, cover) 9 and interior eccentric bushing 13, transition sleeve 8
It is used with bearing holder (housing, cover) 9 and positions finger setting, and locked using screw.The positioning pin of bearing holder (housing, cover) 9 and screw are located by connecting with support plate 11,
Another piece of positioning pin of support plate 11 and screw are located by connecting with interior eccentric bushing 13, and location and installation supports between two pieces of support plates 11
Block 12, the gap between two pieces of support plates 11 are roll installation space.Design has cone in the shape of bearing holder (housing, cover) 9 and interior eccentric bushing 13
Tooth, cone tooth intermeshing after multiple groups eccentric bushing component 2 assembles in mainframe 1.
Axially bored line and outer circle eccentric axis in eccentric bushing component 2, outer circle and 1 inner hole of mainframe, in eccentric bushing component 2
Hole cooperates concentric with 3 outer circle of long axis component.The rotation of eccentric bushing component 2 drives long axis component 3 to move radially, in eccentric bushing component 2
Bearing holder (housing, cover) 9 in a set of double-row roller bearing 10 of assembly, the another set of double-row roller bearing 10 of assembly in interior eccentric bushing 13, tail portion cone
14 in interior eccentric bushing 13, the 17 outer circle clearance fit of big copper ring on 8 inner hole of transition sleeve and long axis component 3, biserial Roller Shaft
It holds between 10 inner rings and support plate 11 using labyrinth seal structure.
As shown in figure 3, long axis component 3 includes long axis 15,15 outer cone of long axis and 10 female cone of double-row roller bearing cooperate,
19 inner hole of 15 outside cylinder of long axis and a pair of of angular contact bearing, 19 inner ring of angular contact bearing are axially fastened using locking nut 20
On long axis 15,19 outer ring of angular contact bearing axially uses round nut to be fastened in big copper ring 17.Big 17 outer circle gap of copper ring with
8 inner hole of transition sleeve, long axis 15 and bushing 16 and connects and fixes setting, and bushing 16 and the form construction design of big copper ring 17 are
Labyrinth seal structure；
Big 17 outer circle of copper ring and 8 inner hole of transition sleeve are clearance fit, design external screw thread on big copper ring 17, with spiral shell in adjusting loop coil 18
Line cooperation.It adjusts loop coil 18 to be pressed on the end face of transition sleeve 8 by pressure ring 7 by studs, rotates big copper ring 17 and realize length
The axial fine tuning of shaft assembly 2；After having adjusted, adjusting loop coil 18 is held out against using soket head cap screw and limits big copper ring 17.In long axis 15
4 axial tightening of pull rod is worn, 14 screw-internal thread fits are bored in 4 external screw thread of pull rod and tail portion, and tail portion is bored in 14 external splines and 15 tail portion of long axis
Spline fitted.
As shown in figure 4, the first regulating mechanism 6 includes bevel gear shaft 21, regulating mechanism housing 22,24 and of friction component housing
Friction component installation axle 25, a pair of of deep groove ball bearing 23 is arranged on the bevel gear shaft 21, and deep groove ball bearing 23 is assemblied in adjusting
In mechanism housing 22, regulating mechanism housing 22 is mounted in mainframe) in.25 inner hole of friction component installation axle passes through flat key and bevel gear
Axis 21 connects, and drum tooth set 31 is connect also by flat key with bevel gear shaft 21.Friction component housing 24 passes through screw and regulating mechanism
Housing 22 connects, and is fastened on mainframe 1 by screw.Drum tooth set 31 is equipped with dial 30, dial 30 and drum tooth set
31 close-fittings indicate regulated quantity, the mounting framework oil sealing between dial 30 and friction component housing 24.
Friction component housing 24 is cooperated by involute spline and friction plate 26, and 26 inner hole of friction plate is pacified greater than friction component
The external splines major diameter of axis 25 is filled, 27 outer circle of friction plate is less than 24 internal spline path of friction component housing, when bevel gear shaft 21 rotates,
Friction component installation axle 25 and friction plate 27 is driven to rotate together.Friction plate 26 and the adjacent assembly of friction plate 27 every, friction group
Disc spring group 28 is installed after part, and compresses disc spring group 28 with adjusting nut 29, realizes the adjusting of frictional force.
The pass of this precision is adjustable milling train is adjustable, and wide adaptability, the present invention allows different cross sections same
It is rolled in multiple roll pass；This make only to roll in the same pass by adjusting roll gap again numerous section and specification become can
Can, thus reduce replacement pass/roll number and roll the quantity of roll and pass that required product mix needs,
This point is highly beneficial compared with adjusting the very restricted two rollers technology of possibility, in the case where not reducing milling train utilization rate
The product of numerous small lots, more specifications only can be produced by roll gap adjustment, and it is same good to guarantee that each specification product has
Good tolerance.
As shown in figure 5, support arm transmission component includes support arm 33, two-sided bulb 41, rectangular nut 40) guide post screw rod
45, locking nut 43, adjusting mandril 44, adjustment gear 38.Support arm 33 further includes support central spindle 42 and is set to support arm 33
The deflector roll 34 of front end, three groups of support arm transmission components are set in guide body 32 in 120 ° respectively by support central spindle 42, and three
Space between group deflector roll 34 forms the pass for clamping rolled piece.Locking nut 43, which is co-axially located at, to be adjusted on mandril 44, and top is adjusted
44 inward turning of bar is set to guide post screw rod 45, guide post screw rod 45 by bushing rotary setting in rectangular nut 40, rectangular nut 40 with
The bonding setting of adjustment gear 38.Sliding is provided with two-sided bulb 41 between 33 lower end of guide post screw rod 45 and support arm, by two-sided
Bulb 41 is acted with impetus in support arm 33.
As shown in fig. 6, the second regulating mechanism 35 includes driving gear 36, the control terminal of the second regulating mechanism 35, which is set to, to be led
The exterior lateral sides of ontology 32 are defended, the guide body 32 is internally provided with intermediate gear 37, the driving gear 36 and adjusting tooth
Wheel 38, intermediate gear 37 are engaged.Guide post screw rod 45 and adjustment gear 38 pass through the guide post screw rod that section is three side circular arcs
45 clearance fits adjust the position that mandril 44 is used to adjust support arm transmission component equipped with mandril 44 is adjusted on guide post screw rod 45.
Installation locking nut 43 on guide post screw rod 45, locking nut 43 are fixed for limiting 45 adjusting position of guide post screw rod.
As shown in Figure 7 and Figure 8, the section of guide post screw rod 45 is three side circular arc type structures, and 45 inner wall of guide post screw rod is set
It is equipped with closely-pitched internal screw thread, forms screw thread pair with mandril 44 is adjusted.45 outer wall of guide post screw rod is provided with closely-pitched external screw thread, with rectangle spiral shell
Mother 40 forms screw thread pair, and the locking nut 43 adjusted on mandril 44 is the locking nut 43 of adjustable state, locking nut
43 be the locking nut 43 of regular hexagon.
The guide post screw-rod structure of the three side circular arc types of this rolling guide replaces involute spline in the prior art to match
It closes, that is, adjusts the requirement of torque needed for meeting, solve the problems, such as that spline screw rod axial movement has some setbacks, match relative to involute
It closes, damping is small, and steering capability is good, and regulating mechanism on-line control function is preferably applied, and reduces the shutdown between rolling and people
For interference, guarantee system trouble-free operation.Adjusting push rod structure is also added, the deflector roll of decentraction can be adjusted respectively, is locked
Tight nut secured adjusted position realizes that three groups of deflector rolls are completely concentric, it is consistent to guarantee that guide-guard body treats rolled piece chucking power, it is ensured that rolling
The stabilization of process and the quality of rolled piece.
The bar basic database of this E-SYS operating system is the basic data source for carrying out pass computing system, basis
Database be steel in hot procedure because material, processing temperature are to thermal deformation quantitative data, the pass computing system,
Changed according to site requirement rolling specs, call basic data, calculate the parameter of the operation of rolling, calculates rolling pass quantity, respectively
Pass deformation determines each passes hole molded dimension.The tele-control system of this E-SYS operating system is calculated according to pass
System determining milling train and guide and guard pass parameters, starting main motor control system, rack and guide and guard adjust servo control system
Pass adjustment is carried out, the tele-control system recycles according to the feedback of the infrared line side diameter instrument of finished product and is adjusted pass parameters,
Closed loop is formed, the system control operations interface is the master control of each system operation computer of connection, the system control
Each system of operation interface carries out operation execution by respective computer.
The present invention is additionally provided with the gear-box group of the accurate adjustable adjustment of rolling mill of driving, gear-box group include point to reduction gearbox 58,
Chang-over speed reducing box 59 and diaphragm coupling 60.
As shown in Fig. 9, Figure 10 and Figure 12, dividing to reduction gearbox 58 in the present invention rolls linear speed according to power of motor, rolled piece
Degree, in conjunction with the design point of different rolling passes to reduction gearbox, designing reduction ratio from the inlet to the outlet is successively reduced, in order to increase rolling
Specification limit, each passage, which is divided to, is designed as two grades of speed changes to reduction gearbox 58, and realizes gear shift operation using hydraulic push rod.Point to subtracting
Fast case 58 includes: mainly left and right two tanks, from input shaft to the transmission chain group for being in 30 ° of uniformly distributed 3 piece output shafts including four parts
Part, the pipe-line system of cooling and lubrication, gearshift adjustment gearshift composition.
By positioning pin and integral, hydraulic cooling is bolted to first cabinet of the left and right of reduction gearbox 58 47 in the present invention point
Pipeline installation is arranged in half cabinet.The design of first cabinet, 47 surface has peep hole, sensor mounting hole etc., interior design axis
Installation support plate and stiffener plate are held, the design of the first about 47 cabinet has the stabilizer blade of installation speed reducer.
Drive train components in the present invention are pressed centainly by the first input shaft 46 by straight-tooth helical gear and jackshaft 48
Speed ratio connection, jackshaft 48 are connect with transition axis 49 by certain speed ratio by straight-tooth helical gear, and transition axis 49 passes through first
Spiral bevel gear 50 and straight-tooth helical gear are connected with exporting axis by design velocity ratio respectively.Output shaft in the present invention has 3, mistake
Cross that axis 49 connected by straight-tooth helical gear is horizontal output shaft 52, and upper output shaft 53 and lower output shaft 54 pass through first respectively
Spiral bevel gear 50 is connect with transition axis 49, and upper output shaft 53 and lower output shaft 54 are arranged with horizontal output shaft 52 in 30 ° of angles respectively
Cloth.
The first input shaft 46 in the present invention is designed as gear shaft, while being mounted with first spiral bevel gear 50, and two
Gear is engaged with the gear of jackshaft 48 simultaneously, by an angular contact ball bearing and one group of cylinder roller bearing supporting box.
Jackshaft 48 in the present invention is supported on the first cabinet by an angular contact ball bearing and three cylinder roller bearings of different sizes
In 47；Installation is engaged there are two straight-tooth helical gear with 46 gear of the first input shaft, and a helical gear and transition are installed in tail portion
The engagement of 49 gear of axis.
It is mounted on two helical gears of 46 tooth engagement of the first input shaft by bearing on jackshaft 48 in the present invention
On jackshaft 48, two helical gear end faces are equipped with external splines set, and external splines set tooth profile parameter is identical, and external splines set passes through spline pair
Cooperation is connect with the internal spline of gear shift mechanism, and external splines set is fitted close by taper fit and jackshaft 48.
Transition axis 49 in the present invention be equipped with before in after three gears, front gear engages with 48 tail gear of jackshaft,
Intermediate gear is spiral bevel gear, and backgear is that straight-tooth helical gear is engaged with the gear on horizontal output shaft 52.Horizontal output
Axis 52 is connect by diaphragm coupling 60 with accurate adjustable milling train long axis component 3.The first spiral shell on transition axis 49 in the present invention
Rotation bevel gear 50 is engaged with the bevel gear of upper output shaft 53 and lower output shaft 54 simultaneously, is guaranteed using the reference cone angle of bevel gear upper defeated
The angle of shaft 53 and lower output shaft 54 and horizontal output shaft 52；Transition axis 49 by two cylinder roller bearings in different size and
Deep groove ball bearing is supported in the first cabinet 47.
Upper output shaft 53 and lower output shaft 54 in the present invention install first spiral bevel gear 50 respectively, with transition axis
49 bevel gear engagement, upper output shaft 53 and lower output shaft 54 are supported on by a pair of of angular contact bearing and a cylinder roller bearing
In first cabinet 47.The pipe-line system of cooling and lubrication in the present invention is divided to each meshing gear group inside reduction gearbox, each group
Bearing passes through input general pipeline fuel feed hole and carries out fuel feeding, and oil pressure is provided by external hydraulic system；General pipeline is divided into different small dimensions
Branch spool carries out cooling and lubricating to each bearing, and gear engagement place is lubricated also by branch pipe；Gear lubrication branch pipe in the present invention
Upper to design the small oilhole for having uniformly distributed multiple diameter 3mm, lubricating oil uniformly carries out sprinkling profit to gear engagement place by small oilhole
It is sliding.
Bearing lubrication on jackshaft 48 in the present invention in external splines set, is passed through lubricating oil from the through-hole of axis center, if
It counts rotary seal structure and realizes that the lubricating oil of collecting continued in the fuel feeding present invention is flowed out from the oil circuit hole of 47 lower section of the first cabinet,
Hydraulic system is reentered, realizes cooling and lubricating oil circuit circulation loop.Gearshift adjustment gearshift in the present invention, gearshift
On inner spline housing engage with the external splines set on jackshaft 48, the connection of the shift fork of inner spline housing and gearshift, yoke bar and
Shift fork is connected by strip-shaped hole, rotates yoke bar, and shift fork moves axially two different from jackshaft 48 on outer spline housing
External splines set engagement, realizes the switching of revolving speed.Gearshift adjustment gearshift in the present invention, yoke bar are mounted on cabinet, by
Hydraulic push rod pushes rotation, and installs limit contact sensor, for limiting the rotation position of yoke bar.
As shown in Fig. 9, Figure 11 and Figure 12, the present invention in chang-over speed reducing box 59, mainly by upper and lower two the second cabinets 57,
Transmission chain, the lubrication pipeline that input shaft 54 and output shaft 55 form, are mounted on four part of hydraulic cylinder on the second cabinet 57
Composition.
Second input shaft 54 of two chang-over speed reducing boxes 59 in the present invention respectively with point to reduction gearbox 59 upper output shaft
53 and lower output shaft 54 connected by diaphragm coupling 60,59 second output shaft 54 of chang-over speed reducing box is joined by telescopic diaphragm
Axis device 60 is connect with other two groups of long axis components 2 of accurate adjustable milling train.Second cabinet of the chang-over speed reducing box 59 in the present invention
57 are made of upper and lower two parts, by positioning pin and are bolted integral, interior design bearing installation support plate and stiffener plate.
The stabilizer blade of second about 57 cabinet design installation speed reducer.59 second input shaft 54 of chang-over speed reducing box and output shaft in the present invention
55 be in 30 ° of angles, is guaranteed by being mounted on the second input shaft 54 with 56 reference cone angle of the second spiral bevel gear on output shaft 55.This hair
Second input shaft 54 of bright middle chang-over speed reducing box 59 is with output shaft 55 respectively with a cylinder roller bearing and pair of horns engagement shaft
It holds and is supported on cabinet.
The pipe-line system of cooling and lubrication in the present invention, each meshing gear group inside reduction gearbox, each group bearing are logical
Input general pipeline is crossed into there is hole to carry out fuel feeding, oil pressure is provided by external hydraulic system；General pipeline is divided into different small dimension branch spools pair
Each bearing carries out cooling and lubricating, and gear engagement place is lubricated by branch pipe；Design has uniformly distributed on gear lubrication branch pipe in the present invention
Diameter 3mm small oilhole, increase oil pressure, lubricating oil is uniformly lubricated gear engagement place by small oilhole.In the present invention
Gear lubrication branch pipe on design have the small oilhole of uniformly distributed multiple diameter 3mm, lubricating oil uniformly nibbles gear by small oilhole
Sprinkling lubrication is carried out at conjunction.Hydraulic cylinder in the present invention is to realize the flexible diaphragm coupling being mounted on chang-over speed reducing box
Expanding-contracting action and design.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of intelligent precise milling train for producing bar characterized by comprising
Accurate adjustable milling train, the adjustable milling train of precision includes: mainframe (1), is mutually mounted on mainframe in what angle was arranged
(1) the multiple groups eccentric bushing component (2) in, the long axis component (3) being mounted in eccentric bushing component (2) are bored with eccentric bushing component (2)
The first regulating mechanism (6) of tooth engagement, the first regulating mechanism (6) is for adjusting eccentric bushing component (2), each bias suit component
(2) using cone tooth engagement between, when adjusting, multiple groups eccentric bushing component (2) can spinning movement simultaneously；
Rolling guide, the rolling guide are located at the delivery outlet and delivery outlet of accurate adjustable milling train, and the precision can
Milling train is adjusted to be made of guide body (32), three groups of support arm transmission components and the second regulating mechanism (35), described second adjusts machine
Structure (35) is for adjusting the distance between three groups of support arm transmission components；
The E-SYS operating system intelligently adjusted, the E-SYS operating system intelligently adjusted includes bar basic database, hole
Type computing system, tele-control system, system control operations interface.
2. a kind of intelligent precise milling train for producing bar according to claim 1, it is characterised in that:
The eccentric bushing component (2) is made of transition sleeve (8), bearing holder (housing, cover) (9) and interior eccentric bushing (13), transition sleeve (8) and bearing
It covering (9) and uses positioning finger setting, and locked using screw, bearing holder (housing, cover) (9) positioning pin and screw are located by connecting with support plate (11),
Another piece of support plate (11) positioning pin and screw are located by connecting with interior eccentric bushing (13), and peace is positioned between two pieces of support plates (11)
It fills rest pad (12), the gap between two pieces of support plates (11) is roll installation space, bearing holder (housing, cover) (9) and interior eccentric bushing (13)
Design has cone tooth, multiple groups eccentric bushing component (2) cone tooth intermeshing after assembly in mainframe (1) in shape；
The interior axially bored line of the eccentric bushing component (2) and outer circle eccentric axis, outer circle and mainframe (1) inner hole, eccentric bushing group
Part (2) inner hole cooperates concentric with long axis component (3) outer circle；Eccentric bushing component (2) rotation drives long axis component (3) to move radially,
The a set of double-row roller bearing (10) of assembly in bearing holder (housing, cover) (9) in eccentric bushing component (2), the interior assembly of interior eccentric bushing (13) are another set of
Double-row roller bearing (10), (14) are bored in interior eccentric bushing (13) in tail portion, on transition sleeve (8) inner hole and long axis component (3)
Big copper ring (17) outer circle clearance fit, uses labyrinth seal structure between double-row roller bearing (10) inner ring and support plate (11).
3. a kind of intelligent precise milling train for producing bar according to claim 2, it is characterised in that:
The long axis component (3) includes long axis (15), and long axis (15) outer cone is matched with double-row roller bearing (10) female cone
It closes, long axis (15) outside cylinder and a pair of of angular contact bearing (19) inner hole, angular contact bearing (19) inner ring use locking
Nut (20) axially fastens on long axis (15), and angular contact bearing (19) outer ring axially uses round nut to be fastened on big copper ring (17)
It is interior, big copper ring (17) the outer circle gap and transition sleeve (8) inner hole, the long axis (15) and bushing (16) with connect and fix
It is arranged, the form construction design of the bushing (16) and big copper ring (17) is labyrinth seal structure；
Big copper ring (17) outer circle and transition sleeve (8) inner hole are clearance fit, design external screw thread on big copper ring (17), with adjusting loop coil
(18) screw-internal thread fit adjusts loop coil (18) and is pressed on the end face of transition sleeve (8) by pressure ring (7) by studs, rotated
Big copper ring (17) realizes the axial fine tuning of long axis component (2)；After having adjusted, is held out against using soket head cap screw and adjust loop coil (18) limit
The big copper ring (17) in position；Pull rod (4) axial tightening is worn in long axis (15), (14) screw-internal thread fit is bored in pull rod (4) external screw thread and tail portion,
(14) external splines is bored in tail portion and long axis (15) tail portion internal spline cooperates.
4. a kind of intelligent precise milling train for producing bar according to claim 1, it is characterised in that:
First regulating mechanism (6) includes bevel gear shaft (21), regulating mechanism housing (22), friction component housing (24) and rubs
A pair of of deep groove ball bearing (23), deep groove ball bearing (23) assembly are arranged on the bevel gear shaft (21) for brush assembly installation axle (25)
In regulating mechanism housing (22), the regulating mechanism housing (22) is in mainframe (1), in friction component installation axle (25)
Hole is connect by flat key with bevel gear shaft (21), and drum tooth set (31) is connect also by flat key with bevel gear shaft (21), friction component
Housing (24) is connect by screw with regulating mechanism housing (22), and is fastened on mainframe (1) by screw, the bulging tooth set
(31) dial (30) are equipped with, dial (30) and drum tooth set (31) close-fitting indicate regulated quantity, in dial (30) and friction
Mounting framework oil sealing between component housing (24).
5. a kind of intelligent precise milling train for producing bar according to claim 4, it is characterised in that:
The friction component housing (24) is cooperated by involute spline and friction plate (26), and friction plate (26) inner hole is greater than friction
The external splines major diameter of component installation axle (25), friction plate (27) outer circle are less than friction component housing (24) internal spline path, bore tooth
When wheel shaft (21) rotates, friction component installation axle (25) and friction plate (27) is driven to rotate together；Friction plate (26) and friction plate
(27) every adjacent assembly；Disc spring group (28) are installed after friction component, and compress disc spring group (28) with adjusting nut (29), are realized
The adjusting of frictional force.
6. a kind of intelligent precise milling train for producing bar according to claim 1, it is characterised in that:
The support arm transmission component include support arm (33), two-sided bulb (41), rectangular nut (40), guide post screw rod (45),
Locking nut (43) adjusts mandril (44), adjustment gear (38), and the support arm (33) further includes support central spindle (42) and is arranged
Deflector roll (34) in support arm (33) front end, three groups of support arm transmission components are set in 120 ° respectively by support central spindle (42)
In guide body (32), the space between three groups of deflector rolls (34) forms the pass for clamping rolled piece, and the locking nut (43) is coaxial
Setting is on adjusting mandril (44), and adjusting mandril (44) inward turning is set to guide post screw rod (45), the guide post screw rod (45)
By bushing rotary setting in rectangular nut (40), the rectangular nut (40) is bonded setting, guide post spiral shell with adjustment gear (38)
Between bar (45) and support arm (33) lower end sliding be provided with two-sided bulb (41), by two-sided bulb (41) with impetus in
Support arm (33) movement.
7. a kind of intelligent precise milling train for producing bar according to claim 6, it is characterised in that:
Second regulating mechanism (35) includes driving gear (36), and the control terminal of the second regulating mechanism (35) is set to guide and guard sheet
The exterior lateral sides of body (32), the guide body (32) are internally provided with intermediate gear (37), the driving gear (36) and tune
Section gear (38), intermediate gear (37) are engaged, and the guide post screw rod (45) is three by section with adjustment gear (38)
Guide post screw rod (45) clearance fit of side circular arc, equipped with adjusting mandril (44) on guide post screw rod (45), the adjusting mandril (44)
For adjusting the position of support arm transmission component, installation locking nut (43) on guide post screw rod (45), locking nut (43) is used for
Guide post screw rod (45) adjusting position is limited to fix.
8. a kind of intelligent precise milling train for producing bar according to claim 6, it is characterised in that:
The section of the guide post screw rod (45) is three side circular arc type structures, and guide post screw rod (45) inner wall is provided with spiral shell in closely-pitched
Line forms screw thread pair with mandril (44) are adjusted；Guide post screw rod (45) outer wall is provided with closely-pitched external screw thread, with rectangular nut (40) shape
At screw thread pair, the locking nut (43) adjusted on mandril (44) is the locking nut (43) of adjustable state, the locking
Nut (43) is the locking nut (43) of regular hexagon.
9. a kind of intelligent precise milling train for producing bar according to claim 1, it is characterised in that:
The bar basic database is the basic data source for carrying out pass computing system, and basic database is that steel add in heat
During work because material, processing temperature are to thermal deformation quantitative data, the pass computing system is rolled according to site requirement and is advised
Lattice variation, calls basic data, calculates the parameter of the operation of rolling, calculates rolling pass quantity, and each pass deformation determines each road
Secondary rolling groove size.
10. a kind of intelligent precise milling train for producing bar according to claim 1, it is characterised in that:
The milling train and guide and guard pass parameters that the tele-control system is determined according to pass computing system, starting main motor control system
System, rack and guide and guard adjust servo control system and carry out pass adjustment, and the tele-control system is according to finished product infrared ray
The feedback of side diameter instrument, circulation are adjusted pass parameters, form closed loop, and the system control operations interface is that connection is each
System runs the master control of computer, and each system at the system control operations interface carries out operation execution by respective computer.
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| CN201910670322.XA CN110404961A (en) | 2019-07-24 | 2019-07-24 | A kind of intelligent precise milling train producing bar |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910670322.XA CN110404961A (en) | 2019-07-24 | 2019-07-24 | A kind of intelligent precise milling train producing bar |
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| CN111421567A (en) * | 2020-05-22 | 2020-07-17 | 西安建筑科技大学 | Gear differential type under-actuated three-joint mechanical finger structure and operation method thereof |
| CN111744967A (en) * | 2020-07-10 | 2020-10-09 | 四川易尚天交实业有限公司 | Automatic telescopic coupling system for three-roller star-shaped precision rolling mill |
| CN113059000A (en) * | 2021-03-18 | 2021-07-02 | 艾姆亿(南京)装备制造有限公司 | Two-dimensional adjustable precision rolling mill core for hot rolling of seamless steel pipes |
| CN113172100A (en) * | 2021-04-27 | 2021-07-27 | 四川易尚天交实业有限公司 | Adjustable rolling guide and guard device for three-roller star-shaped precision rolling mill |
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| CN113172100A (en) * | 2021-04-27 | 2021-07-27 | 四川易尚天交实业有限公司 | Adjustable rolling guide and guard device for three-roller star-shaped precision rolling mill |
| CN113172100B (en) * | 2021-04-27 | 2022-06-17 | 四川易尚天交实业有限公司 | Adjustable rolling guide and guard device for three-roller star-shaped precision rolling mill |
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