CN104550587B - Using the ring rolling machine axial rolling device frame of four-pull-rod structure - Google Patents
Using the ring rolling machine axial rolling device frame of four-pull-rod structure Download PDFInfo
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- CN104550587B CN104550587B CN201510055222.8A CN201510055222A CN104550587B CN 104550587 B CN104550587 B CN 104550587B CN 201510055222 A CN201510055222 A CN 201510055222A CN 104550587 B CN104550587 B CN 104550587B
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- side column
- cone roller
- entablature
- lower cone
- pull
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Abstract
A kind of ring rolling machine axial rolling device frame using four-pull-rod structure, it includes the left side column and right side uprights being arranged on lower cone roller seat, the entablature that left side column and right side uprights link together is provided with above left side column and right side uprights；The both ends of two front tension bars and two back stays are equipped with screw thread, and two front tension bars and two back stays run through lower cone roller seat, left side column, after right side uprights and entablature, lower cone roller seat, left side column, right side uprights and entablature are tightened together by the upright nut of upper and lower ends；Left side column respectively with entablature, lower cone roller seat interface on flat key is installed, right side uprights respectively with entablature, lower cone roller seat interface on flat key is also installed, flat key is arranged in the middle part of interface along the longitudinal direction, twisting resistance when plaing a part of to position and bear sliding block because of rolling.Each part can be processed respectively, and machining difficulty is greatly lowered, and precision is easy to ensure, assembling is easy to maintenance.
Description
Technical field
The application is related to a kind of large-scale seamless ring hot-roll forming equipment, i.e. footpath-axial ring rolling machine, more particularly to a kind of big
Type footpath-axial ring rolling machine, for the axially rolled of footpath-axial ring rolling machine.
Background technology
Footpath-axial ring rolling machine is the special equipment of seamless annular element hot rolling shaping, i.e., by blank after heating is applied footpath,
Axial rolling force, wall thickness and height reduction, enlarged-diameter are realized, manufactures seamless annular forging piece.Rolling principle is referring to Fig. 1.
With industrial expansion, the industry such as wind-powered electricity generation, Aero-Space, nuclear power, ship needs the big of 6000 ~ 10000mm diameters
Type seamless ring, single ring weight is up to 20 tons or so.The maximization of ring rolling, heavy loading need the large-scale of process equipment
Change, heavy-duty.Each part of large-sized numerical control footpath-axial ring rolling machine is also very big, very heavy, therefore to the easy of its each modular construction
Processability, security propose very high requirement.For example, the axial rack of 5000mm journal axle Ring Rolling Machines weighs more than 50 tons, profile chi
It is very little close to 7000x3000x3000mm.If using integral frame structure, it is necessary to which heavy duty machine tools could be processed, and machine expense
It is high.
The axially rolled device of Ring Rolling Machine at present, its frame use integral solder pattern more.It is overall for large-scale ring rolling machine
Open frame difficulty of processing is big, and precision is difficult to ensure that, such as hard to find from huge machining center, equipment.Meanwhile because of axially rolled dress
The slider shape put is irregular, and needs from fore-and-aft direction（Horizontal direction）Embedded frame（Or in assembling, frame is inclined
, after sliding block being loaded, then overall upset, hoisting difficulty is very big, also dangerous）, make the assembling and maintenance of axially rolled device
Dismantle extremely difficult, the degree that can not be realized substantially has been arrived for large-scale ring rolling machine.
To overcome the problem of the processing and manufacturing of unit frame and equipment assembling, a kind of key can be found in disclosed document
Split open frame is connected, as shown in Figure 5：Frame is by entablature 16, left side connecting plate 27 and right side connecting plate 26, lower cone roller seat 19
Composition.Left side and right side connecting plate are connected with entablature 16 and lower cone roller seat 19 respectively by several screws 25.In left side and
Between right side connecting plate and entablature and lower cone roller seat, installation rectangle flat key 28, rectangle flat key bears above-below direction between them
Power and torque.But the axially rolled device of footpath-axial ring rolling machine, when rolling ring, cone roller applies axial rolling force, sliding block
Cantilever-type load is born, unbalance loading torque is very big, and these power and torque are eventually transferred to frame, and the Overlay of power and torque makes to put down
Key front end is caused the junction of the front end of rectangle flat key 28 because extrusion stress is excessive easily damaged by huge strength.Meanwhile if
The pattern that dry screw 25 is attached, which limits left side and the main part of right side connecting plate, can not use closed box knot
Structure, the rigidity reduction of frame.
The content of the invention
In order to overcome the frame of existing ring rolling machine axial rolling device because of equipment heavy loading, inapplicable, the solution of maximization
Processing and manufacturing and assembling problem, and repair demolition problem.The present invention provides a kind of rolling ring using four-pull-rod combined frame
Arbor is to rolling device.
The technical solution adopted in the present invention is：A kind of ring rolling machine axial rolling device frame using four-pull-rod structure,
It includes being arranged at left side column and right side uprights on lower cone roller seat, be provided with above left side column and right side uprights by
The entablature that left side column and right side uprights link together.The both ends of two front tension bars and two back stays are equipped with screw thread,
Two front tension bars and two back stays run through lower cone roller seat, left side column, after right side uprights and entablature, pass through upper and lower ends
Upright nut tightens together lower cone roller seat, left side column, right side uprights and entablature.In left side column respectively with upper horizontal stroke
Beam, lower cone roller seat interface on flat key is installed, right side uprights respectively with entablature, lower cone roller seat interface on also install
Flat key, flat key are arranged in the middle part of interface along the longitudinal direction, twisting resistance when plaing a part of to position and bear sliding block because of rolling.
The specific feature of this programme also has, and lower cone roller seat includes lower cone roller transmission case body, on a left side for lower cone roller transmission case body
Rectangular box structure is welded in right both sides, in rectangular box at pull bar, sets the gusset of up/down perforation, rectangular box top
Steel plate be processed into rectangular box top planes, it is corresponding with the bottom surface of left side column and right side uprights respectively, in rectangular box
The middle part processing Long Circle keyway of top planes, for installing flat key.The steel plate of rectangular box bottom and upright nut pair
The position ream answered is put down.Processing allows the circular hole that front tension bar and back stay pass through on the lower planes of rectangular box.
The section of left side column and right side uprights is that both ends are square tubular structure, and centre passes through link of boards；Stand in left side
The upper and lower ends of post and right side uprights are blocked with steel plate, and end is processed as plane（Referred to as steel plate closure plane）, sealed in steel plate
The middle part processing Long Circle keyway of stifled plane, for installing flat key.Steel plate closure plane on processing allow front tension bar and
The circular hole that back stay passes through.
Left side column and right side uprights are rectangular closed box-structure, at front and rear pull bar, set up/down perforation
Stud）, the upper and lower ends of left side column and right side uprights block with steel plate, and end is processed as plane（Referred to as steel plate blocks
Plane）, Long Circle keyway is processed in the middle part of steel plate closure plane, for installing flat key.Add in steel plate closure plane
Work allows the circular hole that front tension bar and back stay pass through.
The plane being connected with left side column and right side uprights is provided with the bottom of entablature, is added in the middle part of plane
Section chief's circle keyway, for installing flat key.The top of entablature is steel plate.The position of pull bar before and after being corresponded on entablature, if
Putting the through hole of up/down perforation allows front tension bar and back stay to pass through.The position ream that upright nut is corresponded on entablature is put down.
The beneficial effect of this programme is：The frame of the axially rolled device of the present invention uses split modular structure, makes complexity
The heavy duty mill housing of structure is decomposed into the miniature parts of several simple shapes, reduces the requirement to process equipment, handling ease, easily
In guarantee precision.When equipment is assembled, sliding block, left side column, right side uprights, upper horizontal stroke can be lifted successively by cone roller seat under leveling
Beam is assembled.The pattern of integral-rack is avoided, repeatedly upset is either needed in assembling or is needed from fore-and-aft direction（Water
Square to）Embedded frame（Because the steel wire rope of lifting and the entablature of frame are interfered, the lifting for large scale equipment is realized not substantially
）The assembling brought is difficult.Therefore equipment is easily assembled, and is easy to repair demolition.
This programme is each passed through entablature, left side column or right side uprights, the frame knot of lower cone roller seat using four pull bars
Configuration formula, with key connection split open frame（Such as Fig. 5）Compare, avoid flat key as main bearing member, before flat key connection
Hold flimsy defect.
This programme uses four-pull-rod structural frame, with key connection split open frame（Such as Fig. 5）Compare, its left side column or the right side
Also allow to use closed box-structure on edge-on rod structure（For Fig. 5 key connection split open frames, according to closed box
Structure, bolt can be made long, connection inconvenience, diagram groined type reinforcing plate structure can only be used）, be advantageous to improve frame rigidity.
This programme uses four-pull-rod structural frame, by four prior pretensions of pull bar, by left side column and right side uprights
Prepressing deformation, improve work rigidity when power Ring Rolling Machine rolls frame stress in the ring course of work.
Brief description of the drawings
This programme is further illustrated with reference to the accompanying drawings and examples.Fig. 1 is the axial ring rolling machine work of large-sized numerical control footpath
Principle schematic；Fig. 2 is the sectional view along cone roller axis of first embodiment of the invention；Fig. 3 is first implementation of the present invention
The front view of example（Left side front tension bar section view）, Fig. 4 is the top view of first embodiment of the invention（Section view）；Fig. 5 is existing skill
The split open frame of key connection in art（Connecting bolt and flat key are extracted to facilitate observation in figure）.Fig. 6 is the section type of column
Formula one；Fig. 7 is the cross section type two of column；Fig. 8 is lower cone roller seat schematic diagram.
In figure：1-home roll, 2-core rod, 3-embrace roller, 4-upper cone roller, 5-lower cone roller, 6-ring, 7-balancing cylinder,
8-it is main roll oil cylinder, 9-sliding block, 10-frame, 11-upper reduction box, 12-motor, 13-lower reduction box, 14-mobile oil
Cylinder, 15-motor, 16-entablature, 17-left side column, 18-upright nut, 19-lower cone roller seat, 20-top shoe, 21-
Right side uprights, 22-front tension bar, 23-back stay, 24-flat key, 25-screw, 26-right connection board, 27-left connection board,
28-rectangle flat key, 29-lower cone roller transmission case body, 30-rectangular box, 31-gusset, 32-Long Circle keyway, 33-vertical
Muscle.
Embodiment
Embodiment 1：
As shown in Fig. 2 a kind of ring rolling machine axial rolling device, its agent structure rolls oil cylinder 8, upper cunning by balancing cylinder 7, master
Block 9, upper cone roller 4, frame 10（It is made up of entablature 16, left side column 17, right side uprights 21, lower cone roller seat 19 etc.）, lower cone roller
5, upper reduction box 11, motor（12、15）, lower reduction box 13, Shift cylinder 14 forms.
As shown in Figure 3 and Figure 4, first embodiment of the invention, i.e., the frame 10 of a kind of ring rolling machine axial rolling device, it
Including the left side column 17 and right side uprights 21 being arranged on lower cone roller seat 19, the top of column 17 and right side uprights 21 in left side
It is provided with the entablature 16 that left side column 17 and right side uprights 21 link together.Two front tension bars 22 and two back stays 23
Both ends be equipped with screw thread, two front tension bars 22 and two back stays 23 run through lower cone roller seat 19, left side column 17, right side uprights
21 and entablature 16 after, by the upright nuts 18 of upper and lower ends by lower cone roller seat 19, left side column 17, right side uprights 21 and upper
Crossbeam 16 tightens together.Left side column 17 respectively with entablature 16, lower cone roller seat 19 interface on install flat key 24,
Right side uprights 21 respectively with entablature 16, lower cone roller seat 19 interface on flat key 24 is also installed, the cloth along the longitudinal direction of flat key 24
The middle part in left side column 17 and the interface of right side uprights 21 is put, the work of twisting resistance when playing positioning and bearing sliding block because of rolling
With.
Lower cone roller seat 19 includes lower cone roller transmission case body 29, and rectangular box is welded in the left and right sides of lower cone roller transmission case body 29
Body 30, in rectangular box 30 at pull bar, the gusset 31 of up/down perforation is set, the steel plate at the top of rectangular box 30 is processed into
Rectangular box top planes, it is corresponding with the bottom surface of left side column 17 and right side uprights 21 respectively, in rectangular box top planes
Middle part processing Long Circle keyway 32, for installing flat key 24.The steel plate of the bottom of rectangular box 30 is corresponding with upright nut
Position ream put down.Processing allows the circular hole through front tension bar 22 and back stay 23 on the lower planes of rectangular box 30.
As shown in fig. 6, it is square tubular structure that the section of left side column 17 and right side uprights 21, which is both ends, centre passes through muscle
Plate 31 connects；The upper and lower ends of left side column 17 and right side uprights 21 are blocked with steel plate, and end is processed as plane（Referred to as steel plate
Block plane）, Long Circle keyway 32 is processed in the middle part of steel plate closure plane, for installing flat key 24.Blocked in steel plate
Processing allows the circular hole that front tension bar 22 and back stay 23 pass through in plane, is correspondingly arranged on entablature 16 and lower cone roller seat 19
The through hole for allowing front tension bar 22 and back stay 23 to pass through.
As shown in figure 3, the plane being connected with left side column 17 and right side uprights 21 is provided with the bottom of entablature 16,
The middle part processing Long Circle keyway of plane, for installing flat key 24.The top of entablature 16 is steel plate.On entablature 16
The position of pull bar before and after corresponding, setting the through hole of up/down perforation allows front tension bar 22 and back stay 23 to pass through.On entablature 16
The position ream of corresponding upright nut 18 is put down.
Because when rolling ring, frame 10 bears unbalance loading load, the stress of front tension bar 22 is more than the stress of back stay 23, should basis during design
Strength co-mputation, the diameter of front tension bar 22 more preferably greater than back stay 23 diameter, to save material.
Equipment assemble when, cone roller seat 19 first under leveling, successively lift sliding block 9, left side column 17, right side uprights 21, on
Crossbeam 16.Front tension bar 21 and back stay 23 pass through above part, are tightened together by upright nut 18.Front tension bar 22 and post-tensioning
Bar 23 can carry out pretension by hydraulic nut preloader or mode of heating.
Embodiment 2：The present embodiment part same as Example 1 repeats no more, and difference is as shown in fig. 7, left side
Column 17 and right side uprights 21 are rectangular closed box-structure, at front and rear pull bar, set the stud of up/down perforation
33）, the upper and lower ends of left side column 17 and right side uprights 21 block with steel plate, and end is processed as plane（Referred to as steel plate blocks
Plane）, Long Circle keyway 32 is processed in the middle part of steel plate closure plane, for installing flat key 24.Plane is blocked in steel plate
Upper processing allows the circular hole that front tension bar 22 and back stay 23 pass through, before being correspondingly arranged on permission on entablature 16 and lower cone roller seat
The through hole that pull bar 22 and back stay 23 pass through.
Claims (8)
- A kind of 1. ring rolling machine axial rolling device frame using four-pull-rod structure, it is characterized in that it includes being arranged at lower cone roller seat On left side column and right side uprights, be provided with above left side column and right side uprights by left side column and right side uprights company The entablature being connected together；The both ends of two front tension bars and two back stays are equipped with screw thread, two front tension bars and two post-tensionings Bar runs through lower cone roller seat, left side column, after right side uprights and entablature, by the upright nuts of upper and lower ends by lower cone roller seat, Left side column, right side uprights and entablature tighten together；Left side column respectively with entablature, lower cone roller seat interface on Flat key is installed, right side uprights respectively with entablature, lower cone roller seat interface on flat key is also installed, flat key cloth along the longitudinal direction Put at the middle part of interface；The diameter of front tension bar is more than the diameter of back stay；The section of left side column and right side uprights is that both ends are square tubular structure, and centre passes through link of boards；Left side column and The upper and lower ends of right side uprights are blocked with steel plate, and end is processed as plane and is referred to as steel plate closure plane, and plane is blocked in steel plate Middle part processing Long Circle keyway；Processing allows the circular hole that front tension bar and back stay pass through in steel plate closure plane.
- 2. the ring rolling machine axial rolling device frame according to claim 1 using four-pull-rod structure, it is characterized in that lower cone Roller seat includes lower cone roller transmission case body, rectangular box structure is welded in the left and right sides of lower cone roller transmission case body, in rectangular box At interior close pull bar, the gusset of up/down perforation is set, the steel plate at the top of rectangular box is processed into rectangular box top planes, respectively It is corresponding with the bottom surface of left side column and right side uprights, process Long Circle keyway in the middle part of rectangular box top planes.
- 3. the ring rolling machine axial rolling device frame according to claim 2 using four-pull-rod structure, it is characterized in that in square Processing allows the circular hole that front tension bar and back stay pass through on the lower planes of shape casing.
- 4. the ring rolling machine axial rolling device frame according to claim 2 using four-pull-rod structure, it is characterized in that rectangle The steel plate of bottom half position ream corresponding with upright nut is put down.
- 5. the ring rolling machine axial rolling device frame according to claim 1 using four-pull-rod structure, it is characterized in that left side Column and right side uprights are rectangular closed box-structure, and the stud of up/down perforation is being set at front tension bar and back stay, The upper and lower ends of left side column and right side uprights are blocked with steel plate, and end is processed as plane and is referred to as steel plate closure plane, in steel The middle part processing Long Circle keyway of plate closure plane；Processing allows front tension bar and back stay to pass through in steel plate closure plane Circular hole.
- 6. the ring rolling machine axial rolling device frame according to claim 1 using four-pull-rod structure, it is characterized in that upper The bottom of crossbeam is provided with the plane being connected with left side column and right side uprights, and Long Circle key is processed in the middle part of plane Groove.
- 7. the ring rolling machine axial rolling device frame according to claim 1 using four-pull-rod structure, it is characterized in that crossbeam Top be steel plate；The position of front tension bar and back stay is corresponded on entablature, set up/down perforation and allow front tension bar and The through hole that back stay passes through.
- 8. the ring rolling machine axial rolling device frame according to claim 1 using four-pull-rod structure, it is characterized in that upper The position ream that upright nut is corresponded on crossbeam is put down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510055222.8A CN104550587B (en) | 2015-02-03 | 2015-02-03 | Using the ring rolling machine axial rolling device frame of four-pull-rod structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510055222.8A CN104550587B (en) | 2015-02-03 | 2015-02-03 | Using the ring rolling machine axial rolling device frame of four-pull-rod structure |
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| Publication Number | Publication Date |
|---|---|
| CN104550587A CN104550587A (en) | 2015-04-29 |
| CN104550587B true CN104550587B (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510055222.8A Expired - Fee Related CN104550587B (en) | 2015-02-03 | 2015-02-03 | Using the ring rolling machine axial rolling device frame of four-pull-rod structure |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116099965B (en) * | 2023-03-28 | 2023-06-23 | 山西天宝集团有限公司 | Automatic grinding device for new energy wind power generation T-shaped flange |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581180A (en) * | 2012-03-07 | 2012-07-18 | 济南铸造锻压机械研究所有限公司 | Axial rolling device of large-scale ring rolling machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002239606A (en) * | 2001-02-21 | 2002-08-27 | Nkk Corp | Method and device for rolling by ring rolling |
| CN102091749B (en) * | 2009-12-09 | 2013-07-10 | 江绍成 | Axial rolling device for vertical ring rolling machine |
| CN202438643U (en) * | 2011-12-16 | 2012-09-19 | 江阴同庆机械制造有限公司 | Numerically controlled ring rolling machine for flange |
| CN102581181B (en) * | 2012-03-07 | 2014-04-16 | 济南铸造锻压机械研究所有限公司 | Large radial-axial ring rolling machine |
| CN102615851A (en) * | 2012-04-12 | 2012-08-01 | 太原重工股份有限公司 | Prestressed stand for vertical extruder |
| CN204565015U (en) * | 2015-02-03 | 2015-08-19 | 济南铸造锻压机械研究所有限公司 | Adopt the ring rolling machine axial rolling device frame of four-pull-rod structure |
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2015
- 2015-02-03 CN CN201510055222.8A patent/CN104550587B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581180A (en) * | 2012-03-07 | 2012-07-18 | 济南铸造锻压机械研究所有限公司 | Axial rolling device of large-scale ring rolling machine |
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