CN107282693A - A kind of hydraulic drum structure of sheet metal strip - Google Patents
A kind of hydraulic drum structure of sheet metal strip Download PDFInfo
- Publication number
- CN107282693A CN107282693A CN201710516785.1A CN201710516785A CN107282693A CN 107282693 A CN107282693 A CN 107282693A CN 201710516785 A CN201710516785 A CN 201710516785A CN 107282693 A CN107282693 A CN 107282693A
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- CN
- China
- Prior art keywords
- reel
- oil
- piecemeal
- jaw
- spool shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/28—Drums or other coil-holders
- B21C47/30—Drums or other coil-holders expansible or contractible
Abstract
This application discloses a kind of hydraulic drum structure of sheet metal strip, including spool shaft, insertion axle center hole is set in the spool shaft；N number of reel piecemeal, N >=2, it is outer and circumferentially fixed with spool shaft that this N number of reel piecemeal is along the circumferential direction distributed in the spool shaft；Core bar, it is movably installed in the insertion axle center hole of spool shaft；Core bar moves axially drive device, and it is connected with the core bar, to drive core bar to be moved axially in insertion axle center hole；Reel harmomegathus device, it is connected between core bar and reel piecemeal, and the axial reciprocating movement of core bar is converted into the radial direction harmomegathus of reel piecemeal.This hydraulic drum structure of the application be applied to sheet metal strip unidirection rolling or the upper volume of reversible rolling process, uncoiling, wind, unreel, unload volume etc. operation.
Description
Technical field
The application is related to a kind of hydraulic drum structure of sheet metal strip, it is adaptable to sheet metal strip unidirection rolling or reversible roll
The upper volume of process processed, uncoiling, wind, unreel, unloading the operation such as volume.
Background technology
With continuing to develop for industrial technology, people are to the Quality and property requirement more and more higher of sheet metal strip, main table
It is now following several respects：
1st, with the raising of band intensity, required tension force has increased during manufacture band, while to the reliable of reel
Property proposes higher requirement.
2nd, with the raising of cost of labor, to reduce the human assistance activity duration and improving production efficiency, it is necessary to improve certainly
Dynamicization degree.
3rd, from the angle for realizing sheet metal strip coil rolling, it is necessary to which a kind of equipment realizes sheet metal strip unidirection rolling
Or the upper volume of reversible rolling process, uncoiling, wind, unreel, unloading the operation such as volume.
The content of the invention
The purpose of the application is：In view of the above-mentioned problems, the application proposition one kind is applied to sheet metal strip unidirection rolling or can
The upper volume of the inverse operation of rolling, uncoiling, the hydraulic drum structure wind, unreel, unloading volume operation.
In order to achieve the above object, the technical scheme of the application is：
A kind of hydraulic drum structure of sheet metal strip, including：
Insertion axle center hole is set in spool shaft, the spool shaft；
N number of reel piecemeal, N >=2, this N number of reel piecemeal be along the circumferential direction distributed in the spool shaft it is outer and with the volume
Cylinder axle is circumferentially fixed；
Core bar, it is movably installed in the insertion axle center hole of the spool shaft；
Core bar moves axially drive device, and it is connected with the core bar, to drive the core bar in the insertion axle
Moved axially in heart hole；And
Reel harmomegathus device, it is connected between the core bar and reel piecemeal, and the axial reciprocating of the core bar is moved
The dynamic radial direction harmomegathus for being converted to the reel piecemeal.
The application is on the basis of above-mentioned technical proposal, in addition to following preferred scheme：
The reel harmomegathus device includes：
N number of axial wedge, these axial wedges are along the circumferential direction distributed between the spool shaft and the reel, and
The axial wedge is axially slidably connected between the axial wedge and the reel piecemeal, the axial wedge and institute
State core bar to be connected, and enable the core bar to drive the axial wedge to be moved axially in the spool shaft；
N number of radial direction wedge, the radial direction wedge is connected in the spool shaft radially movablely, the axial wedge and
The reel piecemeal is brought into close contact with the radial direction wedge, and is caused when the axial wedge is relative to spool shaft axial direction
When being moved rearwards by, the axial wedge drives the radial direction wedge to be moved radially outward relative to the spool shaft, the radial direction
Wedge and then the reel piecemeal is driven to move radially outward；And
N number of reel piecemeal elastic reset component, is connected between each reel piecemeal and the spool shaft, and
The restoring force of radial centripetal is applied with to the reel piecemeal；And cause when the axial wedge is relative to spool shaft axial direction
During forward movement, under the radial centripetal restoring force effect of the reel piecemeal elastic reset component, the radial direction wedge and institute
State the equal radial centripetal movement of reel piecemeal.
Described N=4.
The reel piecemeal elastic reset component includes：
First screw, it wears in the reel piecemeal and is fixedly connected with the spool shaft；And
First disc spring, its be set in first screw it is outer and be compressed in the head of screw and reel piecemeal of the first screw it
Between.
The radially-outer surface of the reel piecemeal be arc surface, and each reel piecemeal on the arc surface envelope into
One periphery.
Provided with an otch between the adjacent reel piecemeal of two of which, this otch and one of radial direction wedge formation one
It is individual to sting material mouth, it is provided with described sting at material mouth:
Jaw oil cylinder, it includes the jaw cylinder block fixed with one of radial direction wedge and mobile installed in the pincers
Jaw oil cylinder piston in mouth cylinder block；
Jaw portable plate, it is arranged in outside the jaw cylinder block and is fixedly connected with the jaw oil cylinder piston；
Second screw, it is actively located in the radial direction wedge and is fixedly connected with the jaw portable plate；
Second disc spring, its be set in second screw it is outer and be folded in the head of screw and radial direction wedge of the second screw it
Between；
Jaw fixed plate, it is fixed on the reel piecemeal and faces the jaw portable plate arrangement.
The jaw fixed plate towards that side of the jaw portable plate be monodentate structure, the jaw portable plate direction
The side of the jaw fixed plate is the bidentate structure being adapted with the monodentate structure.
The core bar axial movement drive device includes：
The rotation harmomegathus oil cylinder being fixedly connected with the spool shaft, and
It is connected with the rotation harmomegathus oil cylinder, so as to provide the rotation feeding means of oil pressure for the rotation harmomegathus oil cylinder；
The rotation harmomegathus oil cylinder includes：
Harmomegathus cylinder block is rotated, and
Along the axis direction of the spool shaft from the preceding protecgulum being then sequentially arranged, first piston, second piston and after
Lid；
The protecgulum, the bonnet are fixed with the rotation harmomegathus cylinder block sealing, the axial rearward end of the core bar
Activity is fixedly connected through the protecgulum and with the first piston, and the first piston and the second piston are arranged in institute
State in harmomegathus cylinder block and can be moved forward and backward along the axis direction of the spool shaft；
The rotation feeding means includes：
The first oil-feed port and the second oil-feed port are provided with fixed cover, the fixed cover；
Rotary core shaft, its one end is fixedly connected with the bonnet, and other end rotation is arranged in the fixed cover, the rotation
Insertion is provided with the first oil supplying hole and the second fuel feeding being respectively connected with first oil-feed port and the second oil-feed port in core axle
Hole, wherein, first oil supplying hole is communicated with the hydraulic cavities between the second piston and the bonnet, second oil supplying hole
Hydraulic cavities between the first piston and the second piston are communicated.
Insertion in the 3rd oil-feed port, the rotary core shaft is additionally provided with the fixed cover to be provided with and the 3rd fuel feeding
The oil-through-hole for connecting the 3rd oil supplying hole and the jaw oil cylinder is provided with the 3rd connected oil supplying hole of mouth, the core bar.
The cross section of the rotary core shaft is circle, and is formed with the outer circle wall of the rotary core shaft along the rotation
Three sections of toroidal cavities that the axis direction of mandrel is spaced apart, first oil supplying hole, the second oil supplying hole and the 3rd oil supplying hole
Oil inlet end be respectively arranged in three sections of toroidal cavities, first oil-feed port, the second oil-feed port and the 3rd oil-feed port
It is arranged at three sections of toroidal cavities.
The application has following advantage：
This hydraulic drum structure of the application be applied to the upper volume of sheet metal strip unidirection rolling or reversible rolling, uncoiling,
Wind, unreel, unloading volume operation.And the hydraulic drum stings material structure using hydraulic pressure, the sheet metal strip for the hightension that is particularly suitable for use in
Uncoiling, wind or unreel operation.Cleverly structure and special tooth form are applied at material mouth additionally due to stinging, it is stung tightly more
It is firm, it is possible to provide bigger coiling tension.Due to three kinds of drum diameter conversion can be achieved, the operation of more kinds of operating modes is adapted to,
The labor intensity of user is reduced, automaticity is improved, the scope of application is wider.
Brief description of the drawings
Fig. 1 is the structural representation (broken section) of the hydraulic drum structure of sheet metal strip in the embodiment of the present application, the figure
Show two kinds of different location status of core bar；
Fig. 2 is the axial section of the rotation feeding means of sheet metal strip in the embodiment of the present application
Fig. 3 for Fig. 1 A-A to sectional view；
Fig. 4 is Fig. 1 B-B direction sectional view；
Fig. 5 is Fig. 3 C portions enlarged drawing.
Wherein：P- bands, 1- spool shafts, 1a- insertion axle center holes, 2- reel piecemeals, 3- axial wedges, 4- radial direction wedges,
The screws of 5- first, the disc springs of 6- first, 7- stings material mouth, 8- jaw oil cylinders, 9- jaw portable plates, the screws of 10- second, the dish of 11- second
Spring, 12- jaw fixed plates, 13- rotation harmomegathus cylinder blocks, 14- protecgulums, 15- first pistons, 16- second pistons, 17- bonnets,
18- fixed covers, the oil-feed ports of 19- first, the oil-feed ports of 20- second, the oil-feed ports of 21- the 3rd, 22- rotary core shafts, the fuel feeding of 22a- first
Hole, the oil supplying holes of 22b- second, the oil supplying holes of 22c- the 3rd, 23- mounting flanges, 24- spring bearings, 25- gears, 26- core bars, 26a-
Oil-through-hole, 27- cross flanges.
Embodiment
The application is described in further detail below by embodiment combination accompanying drawing.The application can be with a variety of
Different forms is realized, however it is not limited to embodiment described by the present embodiment.The purpose of detailed description below is provided
It is easy for becoming apparent from present disclosure thorough explanation, the words of the wherein indicating position such as upper and lower, left and right is only pin
To shown structure in respective figure for position.
However, those skilled in the art may be aware that one or more detail description can be by
Omit, or can also be using other methods, component or material.In some instances, some embodiments are not described
Or be not described later in detail.
In addition, technical characteristic described herein, technical scheme can also be closed arbitrarily in one or more embodiments
Suitable mode is combined.For those skilled in the art, it is easy to understand with provided herein is embodiment relevant method
Step or operation order can also change.Therefore, any order in drawings and examples is merely illustrative purposes, not secretly
Show requirement in a certain order, require unless expressly stated according to a certain order.
It is herein part institute serialization number itself, such as " first ", " second ", is only used for the object described by distinguishing,
Without any order or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, including directly and
It is indirectly connected with (connection).
Fig. 1 to Fig. 5 shows a preferred embodiment of the hydraulic drum structure of this sheet metal strip of the application, the hydraulic pressure
Reel structure includes spool shaft 1, and is uniformly distributed circumferentially in outside spool shaft and four reels circumferentially fixed with spool shaft
Piecemeal 2 (reel piecemeal 2 is the structure of almost fan in the present embodiment, and we are normally referred to as fanning strip).It is coaxial in spool shaft 1
Fixed cover is provided with the gear 25 that co-axial arrangement is further fixed in two spring bearings 24, spool shaft 1.During practical application, volume
Cylinder axle 1 is rotatably supported on axle bed (being not drawn into figure) by two foregoing two spring bearings 24, the gear in spool shaft 1
25 are used to connect power-equipment, and connection spool shaft 1 can be entered under the drive of the power-equipment around own axes rotary motion
And drive four circumferentially fixed therewith reel piecemeals 2 to rotate, with four outer peripheral face of reel piecemeal 2 winding bands.
In the present embodiment, four reel piecemeals 2 are rectangular is arranged symmetrically for this, and structure is essentially identical.Set in spool shaft 1
Put activity in always logical axle center hole 1a, insertion axle center hole 1a and be equipped with a core bar 26, core bar 26 and corresponding core bar axial direction
Mobile drive deivce is connected, and core bar 26 is driven in the insertion axle center hole 1a to move axially drive device by the core bar
Middle axial movement.Reel harmomegathus device is connected between core bar 26 and reel piecemeal 2, the reel harmomegathus device can be by core bar 26
Axial reciprocating movement be converted to the radial direction harmomegathus of the reel piecemeal 2.
In the present embodiment, above-mentioned reel harmomegathus device is main by four axial wedges 3, four radial direction wedges 4 and four
Individual reel piecemeal elastic reset component is constituted, wherein：
Four above-mentioned axial wedges 3 are evenly distributed between spool shaft 1 and reel piecemeal 2, and axial wedge 3 can
Axially slidably it is connected in spool shaft 1.Specifically, four axially extending guide grooves are offered on the outer wall of spool shaft 1, this four
Individual axial wedge 3 is slidably connected in this four guide grooves respectively.This four axial wedges 3 pass through cross flange 27 and the phase of core bar 26
Even, core bar 26 is enabled to drive axial wedge 3 to be moved axially in the spool shaft 1.
Four above-mentioned radial direction wedges 4 are evenly distributed in the surrounding of spool shaft 1, and radial direction wedge 4 is radially movablely
It is connected between axial wedge 3 and reel piecemeal 2.Axial wedge 3 and reel piecemeal 2 are brought into close contact with radial direction wedge 4, and are made
When proper axial wedge 3 is moved axially backward relative to spool shaft 1, axial wedge 3 drives radial direction wedge 4 relative to spool shaft 1
Move radially outward, radial direction wedge 4 and then drive reel piecemeal 2 to move radially outward.
Shown in reference picture 1, the contact surface of axial wedge 3 and radial direction wedge 4 is inclined-plane, and is three inclined-planes.Certainly, exist
In some other embodiments of the application, the contact with radial direction wedge 4 of axial wedge 3 inclined-plane can also only be set to one, or
Person two, or four etc..
Described " axially backward ", " axially forward ", is using Fig. 1 as reference, in Fig. 1 unless otherwise instructed herein
In along the axis direction of spool shaft 1 parallel to paper level to the left for " axially forward ", along the axis of spool shaft 1 in Fig. 1
Paper level is oriented parallel to the right for " axially backward ".
Four above-mentioned reel piecemeal elastic reset components are connected between each reel piecemeal 2 and spool shaft 1, and
The restoring force that radial centripetal is applied with to reel piecemeal 2 is (natural to apply oriented to spool shaft 1 according to active force and reaction force
The elastic force of outer radial).So that when axial wedge 3 is moved axially forward relative to spool shaft 1, it is multiple in reel piecemeal elasticity
Under the radial centripetal restoring force effect of hyte part, radial direction wedge 4 and the movement of the equal radial centripetal of reel piecemeal 2.
It should be noted that above-mentioned reel piecemeal 2, axial wedge 3, radial direction wedge 4 and reel piecemeal elastic reset component
Quantity be not limited to four, in some other embodiments of the application, reel piecemeal 2, axial wedge 3, radial direction wedge 4
Quantity with reel piecemeal elastic reset component can also be two, three, five, six or more, and reel piecemeal
The quantity of elastic reset component be typically reel piecemeal 2, axial wedge 3, M times of the quantity of radial direction wedge 4, M is natural number.
In the present embodiment, above-mentioned reel piecemeal elastic reset component is mainly made up of the first screw 5 and the first disc spring 6.
Wherein, the first screw 5 is actively located in reel piecemeal 2 and is fixedly connected with spool shaft 1.First disc spring 6 is set in the first spiral shell
Nail 5 is outer and is compressed in the head of screw of the first screw 5 (obviously, the first screw 5 includes head of screw and shank of screw) and reel piecemeal 2
Between.First disc spring 6 is applied with the restoring force of radial centripetal to reel piecemeal 2.
In order to which the outer peripheral face for ensureing reel piecemeal 2 is periphery, so that its winding to sheet metal strip or unreeling work
More smoothly, above-mentioned reel piecemeal 2 has following design features in the present embodiment：The footpath outer surface of reel piecemeal 2 is arc surface,
And the arc surface uniform envelope on each reel piecemeal 2 is into a periphery --- reel periphery is by four reels point
The exterior arc surface envelope of block 2 is formed.
In addition, in Fig. 1, material mouth 7 is stung provided with one between left side reel piecemeal 2 and upper drums piecemeal 2.And this is stung
Jaw oil cylinder 8, jaw portable plate 9, the second screw 10, the second disc spring 11 and jaw fixed plate 12 are provided with material mouth 7.Wherein：
Jaw oil cylinder 8 includes with that radial direction wedge 4 of left side is fixedly connected in Fig. 1 jaw cylinder block 801 and move
The dynamic jaw oil cylinder piston 802 in the jaw cylinder block.The jaw of this in the present embodiment oil cylinder 8 is plunger case.
Jaw portable plate 9 is arranged in outside jaw cylinder block 801, and jaw portable plate 9 and jaw oil cylinder piston 802
It is fixedly connected.
Second screw 10 is actively located in radial direction wedge 4, and the second screw 10 is fixedly connected with jaw portable plate 9.
Second disc spring 11 is enclosed on outside the second screw 10, and the second disc spring 11 be folded in the second screw 10 head of screw it is (aobvious
So, the second screw 10 includes head of screw and shank of screw) between radial direction wedge 4.Second 11 pair second of disc spring screw 10 and with
The jaw portable plate 9 that second screw is fixed applies the spring-go power for pointing to the center portion of upper left side radial direction wedge 4 in Fig. 3.
Jaw fixed plate 12 is fixed on reel piecemeal 2, and jaw fixed plate 12 and jaw portable plate 9 are positioned opposite.
During practical application, after jaw oil cylinder 8 obtains oil pressure, by jaw oil cylinder piston 802 promote jaw portable plate 9 to
Jaw fixed plate 12 is close, so that the head of sheet metal strip is tightly clipped between jaw fixed plate 12 and jaw portable plate 9.When
The oil pressure of jaw oil cylinder 8 reduces or by after complete pressure release, jaw portable plate 9 is under the spring-go power effect of the second disc spring 11 away from pincers
Mouth fixed plate 12 moves (jaw oil cylinder piston 802 is also retracted under spring-go power effect in jaw oil cylinder 8), so that being clipped in pincers
Unclamp on sheet metal strip head between mouth fixed plate 12 and jaw portable plate 9.
In order to improve the clamp force of stinging of jaw fixed plate 12 and jaw portable plate 9 to sheet metal strip, clamped described in the present embodiment
Mouth fixed plate 12 and jaw portable plate 9 use monodentate and bidentate structure, specifically：Jaw fixed plate 12 is towards jaw portable plate 9
That side be monodentate structure, jaw portable plate 9 towards jaw fixed plate 12 be double tooth-shape structures, the tooth top of foregoing monodentate with it is double
Teeth groove in the middle of tooth is adapted.
Above-mentioned jaw oil cylinder 8, jaw portable plate 9, the second screw 10, the second disc spring 11 and jaw fixed plate 12 quantity can
To set one, it can also be provided that it is multiple, two or more is generally set.
In the present embodiment, above-mentioned core bar axial movement drive device is main by rotation harmomegathus oil cylinder and rotation feeding means
Constitute.Wherein, rotation harmomegathus oil cylinder is fixedly connected by mounting flange 23 with spool shaft 2, and harmomegathus oil cylinder is rotated during work with volume
The cylinder synchronous axial system of axle 2.Rotation feeding means is connected with rotation harmomegathus oil cylinder, so that oil pressure is provided for rotation harmomegathus oil cylinder, with band
Dynamic rotation harmomegathus cylinder action.
Above-mentioned rotation harmomegathus oil cylinder includes：Rotate harmomegathus cylinder block 12, and along spool shaft 1 axis direction from
The preceding protecgulum 14 for being then sequentially arranged and (being sequentially arranged from left to right in Fig. 1), first piston 15, second piston 16 and bonnet
17.Wherein, (i.e. fixed connection place is sealing structure, no with the rotation sealing of harmomegathus cylinder block 13 fixation for protecgulum 14, bonnet 17
Oil leak), the axial rearward end activity of above-mentioned core bar 26 lives through protecgulum 14 (protecgulum is the transparent cover structure with endoporus) and with first
Plug 15 is fixedly connected.First piston 15 and second piston 16 are arranged in harmomegathus cylinder block 13, and the He of first piston 15
Second piston 16 can be relative to harmomegathus cylinder block 13 along spool shaft 1 axis direction move forward and backward.
Above-mentioned rotation feeding means includes fixed cover 18 and rotary core shaft 22.Wherein, it is provided with first on fixed cover 18
The oil-feed port 20 of oil-feed port 19 and second.Rotary core shaft 22 and spool shaft 1 are coaxially arranged, the axial forward end and bonnet of rotary core shaft 22
17 are fixedly connected, and axial rearward end rotation is arranged in fixed cover 18.Insertion is provided with rotary core shaft 22 supplies with foregoing first
The first oil supplying hole 22a and the second oil supplying hole 22b that the oil-feed port 20 of hydraulic fluid port 19 and second is respectively connected with.First oil supplying hole 22a and
Hydraulic cavities between two pistons 16 and the bonnet 17 are communicated, the second oil supplying hole 22b and first piston 15 and second piston 16 it
Between hydraulic cavities communicate.
During practical application, the hydraulic oil that the first oil-feed port 19 is provided flows to the He of second piston 16 by the first oil supplying hole 22a
Space between the bonnet 17, so as to promote second piston 16 to be moved to the left in Fig. 1；The hydraulic pressure that second oil-feed port 20 is provided
Oil flows to space between first piston 15 and second piston 16 by the second oil supplying hole 22b, so promotes first piston 15
It is moved to the left in Fig. 1, and then promotes the core bar 26 that is fixedly connected with the first piston 15 moved axially forward (namely in Fig. 1
In be moved to the left), so that each radial centripetal of reel piecemeal 2 is moved, the external diameter of reel piecemeal 2 diminishes.
Obviously, above-mentioned second oil supplying hole 22b can not possibly directly be communicated to the liquid between first piston 15 and second piston 16
Press chamber.Specifically in the present embodiment, the hydraulic cavities between the second oil supplying hole 22b and first piston 15 and second piston 16 are to pass through
What the oilhole (not marked in figure) that bonnet 17 is provided with the inside of harmomegathus cylinder block 13 was connected.
In addition, the oil pressure of foregoing jaw oil cylinder 8 is actually also to move axially what drive device was provided by the core bar, specifically
Ground:Insertion in the 3rd oil-feed port 21, rotary core shaft 22 is additionally provided with above-mentioned fixed cover 18 to be provided with and the 3rd oil-feed port 21
Insertion is provided with the oil-through-hole of the 3rd oil supplying hole 22c of connection and jaw oil cylinder 8 in the 3rd connected oil supplying hole 22c, core bar 26
26a.During practical application, the hydraulic oil that the 3rd oil-feed port 21 is provided passes sequentially through the 3rd oil supplying hole 22c and oil-through-hole 26a flow direction pincers
The jaw cylinder block 801 of mouth oil cylinder 8, so as to promote jaw oil cylinder piston 802 to act.
In the present embodiment, above-mentioned 3rd oil supplying hole 22c and oil-through-hole 26a and it is indirect connect, but pass through first and live
Hydraulic cavities indirect communication between plug 15 and protecgulum 14.Specifically, the 3rd oil supplying hole 22c and first piston 15 and protecgulum 14 it
Between the oilhole (not marked in figure) that is provided with by the inside of bonnet 17 and harmomegathus cylinder block 13 of hydraulic cavities be connected, oil-through-hole
Hydraulic cavities between 26a and first piston 15 and protecgulum 14 are connected.
In view of in actual application, rotary core shaft 22 is with spool shaft 1 and rotation harmomegathus oil cylinder synchronous rotary
, and fixed cover 18 is static, then three oil supplying holes that insertion is set in rotary core shaft 22 how with installed in fixed cover
The ingenious connection of three oil-feed ports on 18, can be smooth respectively with the hydraulic oil that three oil-feed ports ensured on fixed cover 18 are come in
Flow in three oil supplying holes in rotary core shaft 22, be also one the problem of compare " worry ", and the present embodiment by it is following this
Plant structure type and solve this problem：
The cross section of rotary core shaft 22 is circle, and is formed with the outer circle wall of rotary core shaft 22 along the rotary core
Three sections of toroidal cavities that the axis direction of axle 22 is spaced apart, the first oil supplying hole 22a, the second oil supplying hole 22b and the 3rd
Oil supplying hole 22c oil inlet end is respectively arranged in this three sections of toroidal cavities, first oil-feed port 19, the and of the second oil-feed port 20
3rd oil-feed port 21 is arranged at three sections of toroidal cavities.
The hydraulic oil that first oil-feed port 19 is provided initially enters that section of toroidal cavity corresponding with the first oil supplying hole 22a
In, then from this section of toroidal cavity flow to the first oil supplying hole 22a.The hydraulic oil that second oil-feed port 20 is provided is initially entered and second
In corresponding that section of toroidal cavity of oil supplying hole 22b, then from this section of toroidal cavity flow to the second oil supplying hole 22b.3rd fuel feeding
Mouthfuls 21 hydraulic oil provided are initially entered in that section of toroidal cavity corresponding with the 3rd oil supplying hole 22c, then from this section of annular
Groove flows to the 3rd oil supplying hole 22c.
Because rotary core shaft 22 and fixed cover 18 are two independent parts, and the rotation of rotary core shaft 22 is located in fixation
In set 18, so will necessarily have certain gap in rotary core shaft 22 and fixed cover 18, such above three oil-feed port is provided
Hydraulic oil just will necessarily some penetrate into the gap.If the size in the gap is larger, then the oil leaked into gap
Amount also can be than larger, and this will cause the oil pressure pressure in the first oil supplying hole 22a, the second oil supplying hole 22b and the 3rd oil supplying hole 22c
Tend to be equal, influence the independent control to foregoing first piston, second piston and jaw oil cylinder.So, we as far as possible should will
It is the smaller the better that gap between the rotary core shaft 22 and the fixed cover 18 is set, and it is generally advisable to ensure that the gap size is small
In 0.1mm.Because the gap is smaller, so low oil pressure in gap, the hydraulic oil that the first oil-feed port 19 is provided is few or even complete
The second oil supplying hole 22b or the 3rd oil supplying hole 22c is may not flow into, the hydraulic oil that the second oil-feed port 20 is provided is few or even completely will not
The first oil supplying hole 22a or the 3rd oil supplying hole 22c is flowed into, the hydraulic oil that the 3rd oil-feed port 21 is provided is few even to be may not flow into completely
First oil supplying hole 22a or the second oil supplying hole 22b, so ensures the first oil supplying hole 22a, the second oil supplying hole 22b and the 3rd oil supplying hole
Oil pressure in 22c is substantially only controlled by the first oil-feed port 19, the second oil-feed port 20 and the oil pressure of the 3rd oil-feed port 21 respectively.Phase
When in by the size be less than 0.1mm gap realize the first oil-feed port 19, the second oil-feed port 20 and the 3rd oil-feed port 21 it
Between sealing isolation.
In addition, the present embodiment is also provided with drain tap 28 on fixed cover 18, the drain tap 28 is arranged in fixed cover 18
Bottom and directly connected with aforementioned gap, the Leakage Energy of a small amount of low pressure returns to fuel tank by the drain tap 28 and (do not drawn in figure
Go out).
More specifically, referring again to shown in Fig. 1 to Fig. 5, the hydraulic drum structure in the present embodiment can live by above-mentioned first
Following three kinds of working conditions are realized in the action of plug 15 and second piston 16 respectively：
Working condition one：When first piston is in limit on the left position in Fig. 1 (by the fuel feeding for increasing the second oil-feed port 20
Pressure is realized), drive axial wedge to be in limit on the left position.Under the elastic force effect of the first disc spring 6, reel piecemeal and radial direction are tiltedly
Wedge is in spool shaft radially innermost position, and reel piecemeal 2 is in undergauge state, if now the radial dimension of reel piecemeal 2 is (outer
Footpath) it is Φ a.At the same time, the displacement difference and jaw portable plate 9 due to radial direction wedge with reel piecemeal relative to spool shaft center
Acted on and moved to the center of spool shaft 1 by the spring-go power of the second disc spring 11 with jaw oil cylinder piston 802, regarded so as to form from Fig. 4
Scheme the change of Fig. 5 views, that is, form the opening degree that distance is X.
Working condition two：When second piston is in limit on the left position (by the charge oil pressure reality for increasing the first oil-feed port 19
It is existing), and first piston to the right with second piston snap when (by increasing the charge oil pressure of the 3rd oil-feed port 21 and reducing the second confession
The charge oil pressure of hydraulic fluid port 20 realizes, core bar drives axial wedge to move right certain distance, axial wedge driving radial direction wedge edge
Spool shaft moves radially outward certain distance, and radial direction wedge promotes each reel piecemeal to move radially outward certain distance, i.e. reel
The spreading certain size of piecemeal 2 (external diameter becomes big), as shown in upper states in Fig. 1, if now reel radial dimension is Φ b.With this
Simultaneously as displacement difference and jaw oil cylinder oil inlet of the radial direction wedge with reel piecemeal relative to remote spool shaft center, jaw
Oil cylinder piston 802 promotes jaw portable plate 9 to be moved to away from spool shaft center, so as to form the change from Fig. 5 to Fig. 4, i.e.,
Distance becomes for X opening degree stings tight state.
Working condition three：When second piston is in limit on the right-right-hand limit position (by the charge oil pressure reality for reducing the first oil-feed port 19
It is existing), and first piston further to the right with second piston snap when (realized by the charge oil pressure for reducing the second oil-feed port 20),
Core bar is further driven to axial wedge and moved right certain distance, axial wedge drive radial direction wedge along spool shaft outward radial again
Move a certain distance, radial direction wedge promotes each reel piecemeal outward radial to move a certain distance again, i.e. the further spreading one of reel
It is sized, if now reel radial dimension is Φ c.At the same time, jaw oil cylinder keeps stinging tight state.
In above-mentioned three kinds of working condition handoff procedures, four axial wedges only along spool shaft four guide grooves to right axle
To movement, and four radial direction wedges and four reel piecemeals are also only moved radially outward.Drum diameter change Φ a<Φb<Φ
c。
This hydraulic drum of the application can be used for upper volume, uncoiling, wind, unreels, unload a variety of operations such as volume.It is specific as follows：
Upper volume：Reel is first switched to above-mentioned working condition one, drum diameter is Φ a, if the internal diameter now with volume is Φ
Band, then Φ a<Φ bands<Φ c, band volume widthwise central is attached to behind drum center position, is switched to above-mentioned working condition three, then band volume
Internal diameter realizes volume by reel tensioner.
Uncoiling：After upper end of volume (EOV), band volume can be deployed, i.e. uncoiling., can be right during uncoiling because band rolls up internal diameter tensioner
Band applies some tension F.
Winding：Reel is first switched to above-mentioned working condition one, drum diameter is Φ a, stings the opening degree of material mouth for X (such as
Shown in Fig. 5), reel is switched to above-mentioned shape working condition two, now band by the band by thickness less than X through after stinging in material mouth
Volume internal diameter increases to Φ b, jaw cylinder action and makes to sting material mouth and sting tightly, can be wound, because band has been snapped tightly, during winding also
Some tension F can be applied to band, as shown in Figure 4.
Unreel：After winding terminates, when sheet metal strip reversable mill needs further rolling metal strip, reel can be reverse
Rotation deploys band volume, that is, unreels, and band has been snapped tightly during due to winding, unreels Shi Yike and applies some tension F to band.
Unload volume：Winding terminates rear reel and switches to above-mentioned working condition one, now, and drum diameter is Φ a, band volume internal diameter
Φ band=Φ b, can will unload from reel with volume, that is, unload volume.
Reversible rolling：When uncoiling and winding are applied in combination, or unreel and winding is applied in combination, milling train is arranged in two reels
Between when, available for reversible rolling.The advantage of this reel is can be by Φ a<Band volume internal diameter<Φ c band volume internal diameter, it is rolling after
Unified is Φ b (traditional reel can only go up coil coil-diameter and be rolled up less than or equal to the band of Φ b coil diameters).
It should be noted that those of ordinary skill in the art other forms can also be set in the hydraulic drum sting material
Structure, to sting the tight loose head for opening band.
Above content is to combine the further description that specific embodiment is made to the application, it is impossible to assert this Shen
Specific implementation please is confined to these explanations.For the application person of an ordinary skill in the technical field, do not taking off
On the premise of from the application design, some simple deduction or replace can also be made.
Claims (10)
1. a kind of hydraulic drum structure of sheet metal strip, it is characterised in that, including：
Insertion axle center hole (1a) is set in spool shaft (1), the spool shaft (1)；
N number of reel piecemeal (2), N >=2, this N number of reel piecemeal (2) be along the circumferential direction distributed in the spool shaft (1) outside and with
The spool shaft (1) is circumferentially fixed；
Core bar (26), it is movably installed in the insertion axle center hole (1a) of the spool shaft (1)；
Core bar moves axially drive device, and it is connected with the core bar (26), to drive the core bar (26) to be passed through described
Moved axially in logical axle center hole (1a)；And
Reel harmomegathus device, it is connected between the core bar (26) and reel piecemeal (2), by the axial direction of the core bar (26)
Move back and forth the radial direction harmomegathus for being converted to the reel piecemeal (2).
2. the hydraulic drum structure of sheet metal strip according to claim 1, it is characterised in that the reel harmomegathus device bag
Include：
N number of axial wedge (3), these axial wedges (3) are along the circumferential direction distributed in the spool shaft (1) and the reel piecemeal
(2) between, and the axial wedge (3) is axially slidably connected in the spool shaft (1), the axial wedge (3)
It is connected with the core bar (26), and causes the core bar (26) that the axial wedge (3) axle in the spool shaft (1) can be driven
To movement；
N number of radial direction wedge (4), the radial direction wedge (4) is connected to the axial wedge (3) and the reel radially movablely
Between piecemeal (2), and the axial wedge (3) and the reel piecemeal (2) are brought into close contact with the radial direction wedge (4),
And cause when the axial wedge (3) is moved axially backward relative to the spool shaft (1), axial wedge (3) driving
The radial direction wedge (4) moves radially outward relative to the spool shaft (1), the radial direction wedge (4) and then the driving volume
Cylinder piecemeal (2) is moved radially outward；And
N number of reel piecemeal elastic reset component, is connected between each reel piecemeal (2) and the spool shaft (1),
And the restoring force of radial centripetal is applied with to the reel piecemeal (2)；And cause when the axial wedge (3) is relative to the volume
When cylinder axle (1) is moved axially forward, under the radial centripetal restoring force effect of the reel piecemeal elastic reset component, the footpath
To the radial centripetal movement of wedge (4) and the reel piecemeal (2).
3. the hydraulic drum structure of sheet metal strip according to claim 2, it is characterised in that, described N=4.
4. the hydraulic drum structure of sheet metal strip according to claim 2, it is characterised in that, the reel piecemeal elasticity is multiple
Hyte part includes：
First screw (5), it wears in the reel piecemeal (2) and is fixedly connected with the spool shaft (1)；And
First disc spring (6), it is set in first screw (5) outside and is compressed in the head of screw and reel point of the first screw (5)
Between block (2).
5. the hydraulic drum structure of sheet metal strip according to claim 1, it is characterised in that, the reel piecemeal (2)
Radially-outer surface is arc surface, and the arc surface envelope on each reel piecemeal (2) is into a periphery.
6. the hydraulic drum structure of sheet metal strip according to claim 1, it is characterised in that, certain two adjacent reel point
Provided with an otch (7) between block (2), this otch forms one with one of radial direction wedge (4) and stings material mouth (7), described
Material mouth (7) place is stung to be provided with:
Jaw oil cylinder (8), it includes the jaw cylinder block (801) fixed with one of radial direction wedge (4) and mobile peace
Jaw oil cylinder piston (802) in the jaw cylinder block；
Jaw portable plate (9), its be arranged in the jaw cylinder block (801) it is outside and with the jaw oil cylinder piston (802)
It is fixedly connected；
Second screw (10), it is actively located in the radial direction wedge (4) and is fixedly connected with the jaw portable plate (9)；
Second disc spring (11), it is set in second screw (10) outside and is folded in the head of screw and radial direction of the second screw (10)
Between wedge (4)；
Jaw fixed plate (12), it is fixed on the reel piecemeal (2) and faces jaw portable plate (9) arrangement.
7. the hydraulic drum structure of sheet metal strip according to claim 6, it is characterised in that, the jaw fixed plate (12)
It is monodentate structure towards that side of the jaw portable plate (9), the jaw portable plate (9) is towards the jaw fixed plate
(12) side is the bidentate structure being adapted with the monodentate structure.
8. the hydraulic drum structure of sheet metal strip according to claim 6, it is characterised in that, the core bar axial movement is driven
Dynamic device includes：
The rotation harmomegathus oil cylinder being fixedly connected with the spool shaft (2), and
It is connected with the rotation harmomegathus oil cylinder, so as to provide the rotation feeding means of oil pressure for the rotation harmomegathus oil cylinder；
The rotation harmomegathus oil cylinder includes：
Harmomegathus cylinder block (13) is rotated, and
Lived along the axis direction of the spool shaft (1) from the preceding protecgulum (14) being then sequentially arranged, first piston (15), second
Fill in (16) and bonnet (17)；
The protecgulum (14), the bonnet (17) are fixed with rotation harmomegathus cylinder block (13) sealing, the core bar (2)
Axial rearward end activity through the protecgulum (14) and being fixedly connected with the first piston (15), the first piston (15) and
The second piston (16) be arranged in the harmomegathus cylinder block (13) and can along the spool shaft (1) axle
Line direction is moved forward and backward；
The rotation feeding means includes：
The first oil-feed port (19) and the second oil-feed port (20) are provided with fixed cover (18), the fixed cover (18)；
Rotary core shaft (22), its one end is fixedly connected with the bonnet (17), and other end rotation is arranged in the fixed cover
(18) in, rotary core shaft (22) the interior insertion is provided with to be respectively connected with first oil-feed port (19) and the second oil-feed port (20)
The first oil supplying hole (22a) and the second oil supplying hole (22b), wherein, first oil supplying hole (22a) and the second piston (16)
Hydraulic cavities between the bonnet (17) are communicated, second oil supplying hole (22b) and the first piston (15) and described the
Hydraulic cavities between two pistons (16) are communicated.
9. the hydraulic drum structure of sheet metal strip according to claim 8, it is characterised in that, on the fixed cover (18) also
The 3rd oil-feed port (21) is provided with, the interior insertion of the rotary core shaft (22) is provided be connected with the 3rd oil-feed port (21)
Three oil supplying holes (22c), leading to for connection the 3rd oil supplying hole (22c) and the jaw oil cylinder (8) is provided with the core bar (2)
Oilhole (2a).
10. the hydraulic drum structure of sheet metal strip according to claim 9, it is characterised in that, the rotary core shaft (22)
Cross section be circle, and the axis side along the rotary core shaft (22) is formed with the outer circle wall of the rotary core shaft (22)
To three sections of toroidal cavities being spaced apart, first oil supplying hole (22a), the second oil supplying hole (22b) and the 3rd oil supplying hole
The oil inlet end of (22c) is respectively arranged in three sections of toroidal cavities, first oil-feed port (19), the second oil-feed port (20)
It is arranged in the 3rd oil-feed port (21) at three sections of toroidal cavities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710516785.1A CN107282693A (en) | 2017-06-29 | 2017-06-29 | A kind of hydraulic drum structure of sheet metal strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710516785.1A CN107282693A (en) | 2017-06-29 | 2017-06-29 | A kind of hydraulic drum structure of sheet metal strip |
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| Publication Number | Publication Date |
|---|---|
| CN107282693A true CN107282693A (en) | 2017-10-24 |
Family
ID=60099295
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710516785.1A Pending CN107282693A (en) | 2017-06-29 | 2017-06-29 | A kind of hydraulic drum structure of sheet metal strip |
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| Country | Link |
|---|---|
| CN (1) | CN107282693A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380695A (en) * | 2018-04-23 | 2018-08-10 | 黄石山力科技股份有限公司 | A kind of roll device that two-fold diameter jaw batches |
| CN110723599A (en) * | 2019-12-19 | 2020-01-24 | 广东含元工业技术有限公司 | Winding drum device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3417688A (en) * | 1966-07-13 | 1968-12-24 | Stanley Works | Coil-tightening apparatus |
| JPH0489135A (en) * | 1990-07-31 | 1992-03-23 | Kawasaki Steel Corp | Method for changing over coiler of endless hot rolling |
| CN101181725A (en) * | 2007-12-14 | 2008-05-21 | 中冶南方工程技术有限公司 | Waste selvage coiler |
| CN201346573Y (en) * | 2008-12-30 | 2009-11-18 | 佛山市顺德区冠邦科技有限公司 | Coiling machine capable of realizing secondary diameter expanding of drum |
| CN101758110A (en) * | 2008-11-20 | 2010-06-30 | 无锡五冶金属压延有限公司 | Wound roll structure of reeling machine |
| CN101804426A (en) * | 2009-02-17 | 2010-08-18 | 扬州冶金机械有限公司 | Multipurpose coiler furnace |
| CN205472023U (en) * | 2016-03-14 | 2016-08-17 | 湖南科美达电气股份有限公司 | Seal shaft type decoiler reel that batches of pyramid |
| CN207204893U (en) * | 2017-06-29 | 2018-04-10 | 广东含元工业技术有限公司 | A kind of hydraulic drum structure of sheet metal strip |
-
2017
- 2017-06-29 CN CN201710516785.1A patent/CN107282693A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3417688A (en) * | 1966-07-13 | 1968-12-24 | Stanley Works | Coil-tightening apparatus |
| JPH0489135A (en) * | 1990-07-31 | 1992-03-23 | Kawasaki Steel Corp | Method for changing over coiler of endless hot rolling |
| CN101181725A (en) * | 2007-12-14 | 2008-05-21 | 中冶南方工程技术有限公司 | Waste selvage coiler |
| CN101758110A (en) * | 2008-11-20 | 2010-06-30 | 无锡五冶金属压延有限公司 | Wound roll structure of reeling machine |
| CN201346573Y (en) * | 2008-12-30 | 2009-11-18 | 佛山市顺德区冠邦科技有限公司 | Coiling machine capable of realizing secondary diameter expanding of drum |
| CN101804426A (en) * | 2009-02-17 | 2010-08-18 | 扬州冶金机械有限公司 | Multipurpose coiler furnace |
| CN205472023U (en) * | 2016-03-14 | 2016-08-17 | 湖南科美达电气股份有限公司 | Seal shaft type decoiler reel that batches of pyramid |
| CN207204893U (en) * | 2017-06-29 | 2018-04-10 | 广东含元工业技术有限公司 | A kind of hydraulic drum structure of sheet metal strip |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380695A (en) * | 2018-04-23 | 2018-08-10 | 黄石山力科技股份有限公司 | A kind of roll device that two-fold diameter jaw batches |
| CN110723599A (en) * | 2019-12-19 | 2020-01-24 | 广东含元工业技术有限公司 | Winding drum device |
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