CN203679580U - Roller frame for mill roll - Google Patents
Roller frame for mill roll Download PDFInfo
- Publication number
- CN203679580U CN203679580U CN201320767309.4U CN201320767309U CN203679580U CN 203679580 U CN203679580 U CN 203679580U CN 201320767309 U CN201320767309 U CN 201320767309U CN 203679580 U CN203679580 U CN 203679580U
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- CN
- China
- Prior art keywords
- roll
- roller
- turning rolls
- mill roll
- play
- 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.)
- Expired - Fee Related
Links
- 238000003466 welding Methods 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000000137 annealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 10
- 238000005253 cladding Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000003739 neck Anatomy 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 241001504664 Crossocheilus latius Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Abstract
The utility model relates to a roller frame, in particular to a roller frame for a mill roll. The roller frame for the mill roll comprises a machine frame, a left roller, a right roller and a driving system, wherein the driving system drives a worm gear to rotate, the worm gear further drives the left and right rollers to rotate, an anti-play device is arranged on one side of the machine frame, and the anti-play device can generate horizontal pressing force on the mill roll. The roller frame for the mill roll is simple in structure, has good stability and rigidity and can meet the operating requirements on mill roll overlaying; two mechanical anti-play devices are respectively mounted on the two ends of the roller frame, the mill roll is guaranteed not to play left and right during welding, and the welding effect is not affected. The anti-play devices have enough strength to resist the play of the mill roll, and can be adjusted in the height and horizontal directions to adapt to workpieces with different specifications.
Description
Technical field
The utility model relates to a kind of turning rolls, particularly relates to a kind of roll turning rolls.
Background technology
Roll is to make (stocking) metal produce the instrument of plastic deformation, is the important consumable part that determines milling train efficiency and mill bar quality.Roll is the strength member on steel rolling mill's rolling mill, and the pressure producing while utilizing a pair of or one group of roll rolling rolls stone roller steel.Dynamic And Static Loads when it mainly bears rolling, the impact of wearing and tearing and variations in temperature.
As the one economy of material surface modifying and fast process of built-up welding, during the manufacture that is applied to more and more widely each industrial department part is repaired.In order to bring into play most effectively the effect of overlay cladding, wish that the overlaying method adopting has the dilution of less mother metal, higher deposition rate and good overlay properties, i.e. the technique for overlaying of high-quality, efficient, low dilution rate.
Roll is repaired mainly for large-scale roller, general roll weight is at tens tons to more than 100 tons, roller diameter maximum can reach 2m left and right, roll in the time of built-up welding because built-up welding layer easily ftractures, so must carry out preheating by first breaker roll, preheat temperature is 400 DEG C of left and right, and will keep this temperature in whole weld deposit process, after built-up welding finishes, also require roll to enter heating furnace insulation slow cooling, avoid overlay cladding cracking or come off.
The surface overlaying technique of roll is generally roller rotational, welding gun is along roll axial traveling, make built-up welding track be spiral trajectory, overlay cladding width overlapping 50% left and right of the overlay cladding width of helix together with front of one helix after wherein requiring, after one deck built-up welding, the welding gun direction one deck under built-up welding again of walking, continuously at the even built-up welding of roller surface antifriction metal (AFM) from level to level.
Make roller rotational generally adopt turning rolls, roll overlaying turning rolls is the special equipment that utilizes the frictional force between active roller and weldment to drive workpiece to rotate.Can there is left and right play in roll in roller rotational process, thereby affect welding effect.
Utility model content
The purpose of this utility model is: improved for the shortcomings existing in background technology and problem, a kind of roll turning rolls is provided, when this turning rolls can ensure to weld, left and right play can not occur roll.
The purpose of this utility model realizes by following technical proposals:
A kind of roll turning rolls, it is characterized in that: comprise frame, left and right roller and drive system, described drive systems turbine and worm rotates turbine and worm and then the roller rotation of drive left and right, described frame one side arranges leap-preventing device, and leap-preventing device can produce horizontal thrust by breaker roll.
As preferably, the welding of described frame quality steel plate forms, postwelding destressing and annealing in process.
As preferably, described drive system adopts alternating current generator through turbine and worm reduction box, then drives left and right roller to rotate through turbine and worm simultaneously.
As preferably, described roller adopts all steel wheel to forge fine finishining and forms.
As preferably, described leap-preventing device can adjusted in height and horizontal direction.
As preferably, described roller diameter is 450mm, and between two rollers, centre distance is 500mm.
The utility model beneficial effect: the utility model roll roller carrier is simple, stable, good rigidly, can meet the instructions for use of roll overlaying; A mechanical leap-preventing device of each installation at turning rolls two ends, while ensureing welding can there is not left and right play in roll, thereby affect welding effect.Leap-preventing device has enough intensity to keep out the play of roll, and height and horizontal direction on capable of regulating, to adapt to the workpiece of different size.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model roll turning rolls;
Fig. 2 is the left view of Fig. 1;
Structural representation when Fig. 3 is the use of roll turning rolls;
Mark in figure: 1-left wheel, the right roller of 2-, 3-roll, 4-turbine and worm, 5-drive system, 6-leap-preventing device, 7-frame, 8-turbine and worm reduction box.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the utility model is further described.
Embodiment 1:
A kind of roll turning rolls as depicted in figs. 1 and 2, comprise frame 7, left and right roller (1,2) and drive system 5, described drive system 5 drives turbine and worm 4 to rotate, turbine and worm 4 and then drive left and right roller (1,2) rotation, described frame 7 one sides arrange leap-preventing device 6, and leap-preventing device can produce horizontal thrust by breaker roll 3.Frame 7 quality steel plate weldings form, postwelding destressing and annealing in process; Drive system 5 adopts alternating current generator through turbine and worm reduction box 8, then drives left and right roller (1,2) to rotate through turbine and worm 4 simultaneously; Left and right roller (1,2) adopts all steel wheel to forge fine finishining and forms; Leap-preventing device 6 can be adjusted in height and horizontal direction.
As preferably, described left and right roller (1,2) diameter is 450mm, and between two rollers, centre distance is 500mm.
Frame 7: adopt quality steel plate welding to form, postwelding destressing and annealing in process, Stability Analysis of Structures, good rigidly, can meet the instructions for use of roll overlaying.
Drive system 5: adopt alternating current generator through turbine and worm reduction box 8, then drive two rollers (1,2) to rotate by a turbine and worm 4 simultaneously.Compact conformation, self-locking property is good, and two roller synchronisms are good, can not produce creeping phenomenon, and welding effect is stable, welding quality is good.Worm reduction box 8 good sealing effects on turning rolls, there will not be oil leakage phenomenon, and minimum oil level can arrive worm screw position of center line, ensure the lubricated and cooling effect that worm and gear 4 works long hours.Reduction box 8 is provided with drain oil and watch window.
Leap-preventing device 6: a mechanical leap-preventing device 6 of each installation two frame one end, while ensureing welding, left and right play can not occur roll 3, thereby affects welding effect.Leap-preventing device has enough intensity to keep out the play of roll, and height and horizontal direction on capable of regulating, to adapt to the roll of different size.
Left and right roller (1,2) adopts all steel wheel to forge fine finishining and forms, and roller surface has higher hardness, the distortion that while preventing from lifting workpiece, collision produces.Roller size and centre-to-centre spacing determine by supporting place's roll neck size, and prerequisite is that the cornerite of guarantee two pair of rollers supporting place roll necks is greater than 45 degree and is less than 90 degree, to reach good driving effect.
Electric installation is housed on turning rolls, and its conductive capability is not less than 1500A, ensure enough electric conductivities and conduction section, and moving row is reliable.
The utility model roll roller carrier is simple, and stable, good rigidly, can meet the instructions for use of roll overlaying; A mechanical leap-preventing device of each installation at turning rolls two ends, while ensureing welding can there is not left and right play in roll, thereby affect welding effect.Leap-preventing device has enough intensity to keep out the play of roll, and height and horizontal direction on capable of regulating, to adapt to the roll of different size.
Structural representation when Fig. 3 is the use of the utility model roll turning rolls, leap-preventing device 6 breaker rolls at turning rolls two ends produce the thrust of horizontal directions, and while ensureing welding can there is not left and right play in roll.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a roll turning rolls, it is characterized in that: comprise frame, left and right roller and drive system, described drive systems turbine and worm rotates turbine and worm and then the roller rotation of drive left and right, described frame one side arranges leap-preventing device, and leap-preventing device can produce horizontal thrust by breaker roll.
2. roll turning rolls according to claim 1, is characterized in that: the welding of described frame quality steel plate forms, postwelding destressing and annealing in process.
3. roll turning rolls according to claim 1, is characterized in that: described drive system adopts alternating current generator through turbine and worm reduction box, then drives left and right roller to rotate through turbine and worm simultaneously.
4. roll turning rolls according to claim 1, is characterized in that: described roller adopts all steel wheel to forge fine finishining and forms.
5. roll turning rolls according to claim 1, is characterized in that: described leap-preventing device can be adjusted in height and horizontal direction.
6. according to the roll turning rolls described in claim 1 to 5 any one, it is characterized in that: described roller diameter is 450mm, between two rollers, centre distance is 500mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320767309.4U CN203679580U (en) | 2013-11-29 | 2013-11-29 | Roller frame for mill roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320767309.4U CN203679580U (en) | 2013-11-29 | 2013-11-29 | Roller frame for mill roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203679580U true CN203679580U (en) | 2014-07-02 |
Family
ID=51001539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320767309.4U Expired - Fee Related CN203679580U (en) | 2013-11-29 | 2013-11-29 | Roller frame for mill roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203679580U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104668850A (en) * | 2013-11-29 | 2015-06-03 | 成都焊研科技有限责任公司 | Roller wheel shelf |
| CN110091223A (en) * | 2019-03-05 | 2019-08-06 | 贵州大学 | A kind of high speed and precision center frame of roll grinder with flexible support |
-
2013
- 2013-11-29 CN CN201320767309.4U patent/CN203679580U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104668850A (en) * | 2013-11-29 | 2015-06-03 | 成都焊研科技有限责任公司 | Roller wheel shelf |
| CN110091223A (en) * | 2019-03-05 | 2019-08-06 | 贵州大学 | A kind of high speed and precision center frame of roll grinder with flexible support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.18 Hangtian Road, Longtan Industrial Development Zone, 2nd section of East 3rd Ring Road, Chengdu, Sichuan 610000 Patentee after: Chengdu Welding Technology Co.,Ltd. Address before: 610000 No. 18, Hangtian Road, Longtan Industrial Development Zone, Section 2, East Third Ring Road, Chenghua District, Chengdu, Sichuan Patentee before: CHENGDU HANYAN TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |