CN109848251A - Straightener bottom working roll and improved method - Google Patents
Straightener bottom working roll and improved method Download PDFInfo
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- CN109848251A CN109848251A CN201910290486.XA CN201910290486A CN109848251A CN 109848251 A CN109848251 A CN 109848251A CN 201910290486 A CN201910290486 A CN 201910290486A CN 109848251 A CN109848251 A CN 109848251A
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- spiral lift
- working roll
- bottom working
- screw elevator
- preceding spiral
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 16
- 230000013011 mating Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 208000035397 Ring chromosome 7 syndrome Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The present invention relates to a kind of straightener bottom working roll and improved methods, belong to beam straightening technical field.Its Support Position for changing preceding spiral lift by adding bearing diagonal frame, the branch tie distance before expanding between spiral lift and rear screw elevator, makes straightening force between preceding spiral lift Impact direction and rear screw elevator Impact direction；Or it by adjusting rear screw elevator type, eliminates screw rod backlash and generates, to not influence flattening precision.
Description
Technical field
The invention belongs to beam straightening technical fields, and in particular to a kind of straightener bottom working roll and improved method.
Background technique
The bottom working roll of cantilevered section straightener is in zero load, work of the screw rod of front and back support all by direction downward force
With.In the case where there is load, due to bottom working roll unreasonable structural design, the screw rod of front support is likely to result in by direction
The effect of downward force, while effect of the screw rod of rear support by the upward power in direction.
So, the screw rod of the bottom working roll rear support power suffered when having load and zero load is contrary, makes
It is generated at screw rod backlash, to influence flattening precision.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of straightener bottom working roll and improved method, by adjusting rectifying
Straight machine bottom working roll structure, eliminates the generation of screw rod backlash, guarantees flattening precision.
In order to achieve the above objectives, the invention provides the following technical scheme:
A kind of straightener bottom working roll, including bottom working roll ontology are set with front-end bearing pedestal on bottom working roll ontology with after
Bearing block, front-end bearing pedestal lower section are equipped with the preceding spiral lift to support front-end bearing pedestal, are equipped with below rear bearing block to prop up
Support the rear screw elevator of rear bearing block；It further include bearing diagonal frame of the Impact direction on the outside of straightening force, bearing diagonal frame and front axle
It holds seat to be connected, preceding spiral lift is supported on bearing diagonal frame and straightening force is made to be located at preceding spiral lift Impact direction and rear spiral shell
It revolves between elevator Impact direction.
Further, mating spherical surfaces between preceding spiral lift and bearing diagonal frame；Spherical surface between rear screw elevator and rear bearing block
Cooperation.
Further, ball ring, the screw end head of preceding spiral lift and rear spiral shell are equipped on bearing diagonal frame and rear bearing block
It revolves and is correspondingly provided with the bulb matched with ball ring at the screw end head of elevator.
Further, it is connected between preceding spiral lift and rear screw elevator by connecting rod, decelerating motor and connecting rod phase
Even.
A kind of straightener bottom working roll improved method, the Support Position of spiral lift before adjusting, before being located at straightening force
Between spiral lift Impact direction and rear screw elevator Impact direction；Or it rear screw elevator is replaced with can eliminate spiral shell
The spiral lift of bar backlash.
The beneficial effects of the present invention are: the Support Position by adding the changeable preceding spiral lift of bearing diagonal frame is expanded
Branch tie distance before big between spiral lift and rear screw elevator makes straightening force be located at preceding spiral lift Impact direction with after
Between spiral lift Impact direction, the generation of screw rod backlash can be eliminated, to not influence flattening precision.
By adjusting rear screw elevator type, the generation of screw rod backlash can also be eliminated, to not influence to align
Precision.Overall plan is simple, and improvement effect is good, significantly improves the working performance of straightener bottom working roll.
Other advantages, target and feature of the invention will be illustrated in the following description to a certain extent, and
And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke
To be instructed from the practice of the present invention.Target of the invention and other advantages can be realized by following specification and
It obtains.
Detailed description of the invention
To make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is made below in conjunction with attached drawing excellent
The detailed description of choosing, in which:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the bottom working roll body construction schematic diagram equipped with front-end bearing pedestal and rear bearing block；
Fig. 3 is the structural schematic diagram of preceding spiral lift and rear screw elevator；
Fig. 4 is the bottom working roll structural schematic diagram equipped with the spiral lift that can eliminate screw rod backlash.
Appended drawing reference: bottom working roll ontology -1, front-end bearing pedestal -2, rear bearing block -3, preceding spiral lift -4, rear spiral shell
Revolve elevator -5, bearing diagonal frame -6, ball ring -7, bulb -8, connecting rod -9, decelerating motor -10.
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.It should be noted that diagram provided in following embodiment is only to show
Meaning mode illustrates basic conception of the invention, and in the absence of conflict, the feature in following embodiment and embodiment can phase
Mutually combination.
Wherein, the drawings are for illustrative purposes only and are merely schematic diagrams, rather than pictorial diagram, should not be understood as to this
The limitation of invention；Embodiment in order to better illustrate the present invention, the certain components of attached drawing have omission, zoom in or out, not
Represent the size of actual product；It will be understood by those skilled in the art that certain known features and its explanation may be omitted and be in attached drawing
It is understood that.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；It is retouched in of the invention
In stating, it is to be understood that if there is the orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right", "front", "rear"
To be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description of the present invention and simplification of the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore is described in attached drawing
The term of positional relationship only for illustration, is not considered as limiting the invention, for the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
FIG. 1 to FIG. 3, a kind of straightener bottom working roll, including bottom working roll ontology 1 are please referred to, is covered on bottom working roll ontology 1
The preceding spiral lift 4 to support front-end bearing pedestal 2 is equipped with equipped with front-end bearing pedestal 2 and rear bearing block 3, below front-end bearing pedestal 2, after
The rear screw elevator 5 to support rear bearing block 3 is equipped with below bearing block 3；It further include Impact direction on the outside of straightening force
Bearing diagonal frame 6, bearing diagonal frame 6 are connected with front-end bearing pedestal 2, and preceding spiral lift 4 is supported on bearing diagonal frame 6 and makes straightening force position
Between preceding 4 Impact direction of spiral lift and 5 Impact direction of rear screw elevator.
When bottom working roll zero load, the center of gravity of bottom working roll ontology 1 between front-end bearing pedestal 2 and rear bearing block 3, at this time before
Spiral lift 4 and effect of the rear screw elevator 5 all by direction downward force；And when bottom working roll has load, if not adjusting
The Support Position of preceding spiral lift 4 then exists before straightening force is located at since straightening force is much larger than 1 gravity of bottom working roll ontology
The problem of on the outside of 4 Support Position of spiral lift, so that the side of preceding spiral lift 4 and 5 stress of rear screw elevator
To on the contrary, in turn resulting in the generation of screw rod backlash.
In the structure, the bearing diagonal frame 6 added front-end bearing pedestal 2 can be connect with rear bearing block 3 it is integral, be located at fore bearing
The bearing diagonal frame 6 of 2 one end of seat stretches out front-end bearing pedestal 2 and is biased to straightening force direction, the support of preceding spiral lift 4 changeable in this way
Position, the branch tie distance before expanding between spiral lift 4 and rear screw elevator 5, make straightening force be located at preceding spiral lift 4 by
Between 5 Impact direction of power direction and rear screw elevator.
As a further improvement of the foregoing solution, mating spherical surfaces between preceding spiral lift 4 and bearing diagonal frame 6；Rear screw liter
Mating spherical surfaces between drop machine 5 and rear bearing block 3.Specifically, the present embodiment is to be equipped with ball on bearing diagonal frame 6 and rear bearing block 3
It is correspondingly provided at face pad 7, the screw end head of preceding spiral lift 4 and the screw end head of rear screw elevator 5 and matches with ball ring 7
The bulb 8 of conjunction；I.e. bearing diagonal frame 6 and rear bearing block 3 pass through the front ball ring and rear portion ball ring pair being disposed thereon respectively
It should be connected with the preceding spiral lift 4 of lower section and rear screw elevator 5.By way of mating spherical surfaces, forward and backward spiral shell is realized
Revolve automatic aligning of the elevator in power change procedure.
In the present embodiment, preceding spiral lift 4 between rear screw elevator 5 pass through connecting rod 9 be connected, decelerating motor 10 and
Connecting rod 9 is connected.Decelerating motor 10 starts, spiral lift 4 and rear screw elevator before being passed motion to by connecting rod 9
5, the screw rod in preceding spiral lift 4 and rear screw elevator 5 drives coupled bottom working roll ontology for vertical movement
1 moves up and down.
A kind of straightener bottom working roll improved method, there are two types of.The first is: the support level of spiral lift 4 before adjusting
It sets, makes straightening force between preceding 4 Impact direction of spiral lift and 5 Impact direction of rear screw elevator (as shown in Figure 1).The
Two kinds are: rear screw elevator 5 is replaced with to the spiral lift (as shown in Figure 4) that can eliminate screw rod backlash.
When bottom working roll has load, since straightening force is much larger than 1 gravity of bottom working roll ontology, if straightening force is located at preceding spiral liter
Meeting on the outside of 4 Support Position of drop machine so that 5 stress of preceding spiral lift 4 and rear screw elevator it is contrary, so cause
The generation of screw rod backlash.
To make in the case where there is load, the screw rod Impact direction of rear support is still downward, must guarantee to align in design
The position of power is between preceding spiral lift 4 (front support screw rod) and rear screw elevator 5 (rear support screw rod) (see Fig. 1).
If when the position that design not can guarantee straightening force is between preceding spiral lift 4 and rear screw elevator 5,
The bottom working roll must be supported the rear portion spiral lift in 2 change the spiral lift that can eliminate screw rod backlash into
(see Fig. 4).
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of the technical program, should all be covered in the present invention
Scope of the claims in.
Claims (5)
1. a kind of straightener bottom working roll, including bottom working roll ontology, front-end bearing pedestal and rear axle are set on bottom working roll ontology
Seat is held, the preceding spiral lift to support front-end bearing pedestal is equipped with below front-end bearing pedestal, is equipped with below rear bearing block to support
The rear screw elevator of rear bearing block；The bearing diagonal frame that it is characterized by also including Impact directions on the outside of straightening force, bearing diagonal
Frame is connected with front-end bearing pedestal, and preceding spiral lift is supported on bearing diagonal frame and straightening force is made to be located at preceding spiral lift stress side
To between rear screw elevator Impact direction.
2. straightener bottom working roll according to claim 1, it is characterised in that: ball between preceding spiral lift and bearing diagonal frame
Face cooperation；Mating spherical surfaces between rear screw elevator and rear bearing block.
3. straightener bottom working roll according to claim 2, it is characterised in that: be equipped on bearing diagonal frame and rear bearing block
Ball ring is correspondingly provided at the screw end head and the screw end head of rear screw elevator of preceding spiral lift and matches with ball ring
Bulb.
4. straightener bottom working roll according to claim 1, it is characterised in that: preceding spiral lift and rear screw elevator
Between by connecting rod be connected, decelerating motor is connected with connecting rod.
5. a kind of straightener bottom working roll improved method, it is characterised in that: the Support Position of spiral lift before adjusting makes to align
Power is between preceding spiral lift Impact direction and rear screw elevator Impact direction；Or rear screw elevator is replaced with
The spiral lift of screw rod backlash can be eliminated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910290486.XA CN109848251A (en) | 2019-04-11 | 2019-04-11 | Straightener bottom working roll and improved method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910290486.XA CN109848251A (en) | 2019-04-11 | 2019-04-11 | Straightener bottom working roll and improved method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109848251A true CN109848251A (en) | 2019-06-07 |
Family
ID=66903857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910290486.XA Withdrawn CN109848251A (en) | 2019-04-11 | 2019-04-11 | Straightener bottom working roll and improved method |
Country Status (1)
| Country | Link |
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| CN (1) | CN109848251A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1507493A1 (en) * | 1986-10-08 | 1989-09-15 | Старо-Краматорский машиностроительный завод им.Орджоникидзе | Mechanism of radial setting-up of skew-roll straightener |
| CN1075106A (en) * | 1992-01-17 | 1993-08-11 | Sms舒路曼-斯玛公司 | Roll leveller |
| CN101125347A (en) * | 2007-09-30 | 2008-02-20 | 济南重工股份有限公司 | Straightening machine frame pretightening technology |
| CN202079131U (en) * | 2010-12-30 | 2011-12-21 | 天津天重中直科技工程有限公司 | Pressing screw spherical device of pressing type shape steel straightening machine |
| CN102654192A (en) * | 2012-05-07 | 2012-09-05 | 中国重型机械研究院有限公司 | System and method for eliminating thread clearance |
| CN203599295U (en) * | 2013-12-19 | 2014-05-21 | 天津市中重科技工程有限公司 | Full-variable-pitch straightener lifting device |
| CN204412827U (en) * | 2015-01-29 | 2015-06-24 | 江油市丰威新材料有限责任公司 | A kind of straightener upper spider |
| CN108405661A (en) * | 2018-02-24 | 2018-08-17 | 合肥市瑞宏重型机械有限公司 | Mechanical roll-bending device |
| CN209792315U (en) * | 2019-04-11 | 2019-12-17 | 中冶赛迪技术研究中心有限公司 | Lower working roll of straightening machine |
-
2019
- 2019-04-11 CN CN201910290486.XA patent/CN109848251A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1507493A1 (en) * | 1986-10-08 | 1989-09-15 | Старо-Краматорский машиностроительный завод им.Орджоникидзе | Mechanism of radial setting-up of skew-roll straightener |
| CN1075106A (en) * | 1992-01-17 | 1993-08-11 | Sms舒路曼-斯玛公司 | Roll leveller |
| US5327760A (en) * | 1992-01-17 | 1994-07-12 | Sms Schloemann-Siemag Aktiengesellschaft | Roller leveller |
| CN101125347A (en) * | 2007-09-30 | 2008-02-20 | 济南重工股份有限公司 | Straightening machine frame pretightening technology |
| CN202079131U (en) * | 2010-12-30 | 2011-12-21 | 天津天重中直科技工程有限公司 | Pressing screw spherical device of pressing type shape steel straightening machine |
| CN102654192A (en) * | 2012-05-07 | 2012-09-05 | 中国重型机械研究院有限公司 | System and method for eliminating thread clearance |
| CN203599295U (en) * | 2013-12-19 | 2014-05-21 | 天津市中重科技工程有限公司 | Full-variable-pitch straightener lifting device |
| CN204412827U (en) * | 2015-01-29 | 2015-06-24 | 江油市丰威新材料有限责任公司 | A kind of straightener upper spider |
| CN108405661A (en) * | 2018-02-24 | 2018-08-17 | 合肥市瑞宏重型机械有限公司 | Mechanical roll-bending device |
| CN209792315U (en) * | 2019-04-11 | 2019-12-17 | 中冶赛迪技术研究中心有限公司 | Lower working roll of straightening machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190607 |