CN105414187A - Roller guide device of two-roller cross rolling piercer - Google Patents
Roller guide device of two-roller cross rolling piercer Download PDFInfo
- Publication number
- CN105414187A CN105414187A CN201510919521.1A CN201510919521A CN105414187A CN 105414187 A CN105414187 A CN 105414187A CN 201510919521 A CN201510919521 A CN 201510919521A CN 105414187 A CN105414187 A CN 105414187A
- Authority
- CN
- China
- Prior art keywords
- lower guide
- roller
- bearing block
- base
- guide roll
- 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.)
- Pending
Links
- 238000005096 rolling process Methods 0.000 title abstract description 4
- 238000005461 lubrication Methods 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims description 28
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 11
- 239000010936 titanium Substances 0.000 abstract description 10
- 229910052719 titanium Inorganic materials 0.000 abstract description 10
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052726 zirconium Inorganic materials 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
- B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/02—Shape or construction of rolls
- B21B27/024—Rolls for bars, rods, rounds, tubes, wire or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/14—Guiding, positioning or aligning work
Abstract
The invention discloses a roller guide device of a two-roller cross rolling piercer. The roller guide device comprises an upper guide roller, an upper guide roller base, a lower guide roller, a lower guide roller base, a lower guide roller base baseplate, a discharge port bearing base and a feed port bearing base; the upper guide roller is connected with the upper guide roller base through the discharge port bearing base and the feed port bearing base; the lower guide roller is connected with the lower guide roller base through the discharge port bearing base and the feed port bearing base; the two ends of the upper and lower guide rollers are mounted on the discharge port bearing base and the feed port bearing base through bearings; lubrication holes are formed in the two ends of the upper and lower guide rollers; a key slot is formed in the bottom of the discharge port bearing base; a key is arranged in the key slot; the lower guide roller base baseplate is mounted on the outer side rightly below the lower guide roller base; a plurality of guide roller lifting adjustable bolts are mounted on the lower guide roller base; and the lower guide roller base is fixed with the lower guide roller base baseplate through a fastening bolt on the lower guide roller base baseplate. When the roller guide device adopts the two-roller cross rolling piercer to pierce a titanium pipe or a zirconium pipe, higher surface quality can be obtained.
Description
Technical field
The present invention relates to the seamless tube blank puncturing technique field of the special material such as titanium, zirconium, especially a kind of roller (guide) apron of two roller Mannesmann piercing mills.
Background technology
Perforation unit is used for the hollow hollow billet solid pipe billet pierced billet after punch being heated to uniform temperature being become certain specification.Perforation unit is primarily of 6 part compositions: main transmission, punch working stand, punch foreground feeding mechanism, perforator background, water-cooling system, electric-control system.
Current, seamless puncturing technique is used for producing seamless steel pipe, for special material, as the material such as titanium, zirconium, the domestic producer carrying out seamless poling is few, currently marketed punch is also the equipment being used for producing seamless steel pipe, if for piercing special material, then do not reach expected effect, three-roll piercer and two roller punches are successively adopted to carry out examination drifting test to titanium rod respectively, finally, the titanium tube-surface quality that three-roll piercer pierces is better, is almost equal to the surface quality of the steel pipe pierced out; The titanium tube-surface quality existing defects that two roller punches pass, differs larger with the steel tube surface quality passed.
By observing and test of many times, the guide plate of two roller punches is fixed in guide plate seat, and effect forms a blind bore type together with roll, controls the ovality of pipe, plays the guide effect of pipe and hollow billet simultaneously, roll line is stablized.When piercing titanium pipe, large and titanium and other materials when high temperature the affinity of the thermal friction coefficient due to titanium is strong, and in perforation procedure, blank is by the effect of guide plate opposite force, and under sliding friction, titanium, with good adherence of guide plate surface, causes pipe surface quality not high.
Summary of the invention
Technical problem to be solved by this invention is for the above-mentioned state of the art, provides a kind of control pipe ovality of two roller Mannesmann piercing mills and the roller (guide) apron of surface quality, when adopting two roller punches to pierce titanium pipe or zirconium pipe, can obtain higher surface quality.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
A roller (guide) apron for two roller Mannesmann piercing mills, comprises deflector roll, upper deflector roll base, lower guide roll, lower guide roll base, lower guide roll base plate, discharging opening bearing block and charging aperture bearing block.Upper deflector roll and lower guide roll are combined by 2 asymmetrical truncated cone, entrance cone angle 3 °, Toe angle 3.5 °, upper deflector roll is connected with upper deflector roll base with charging aperture bearing block by discharging opening bearing block, lower guide roll is connected with lower guide roll base with charging aperture bearing block by discharging opening bearing block, on, the two ends of lower guide roll are arranged on discharging opening bearing block and charging aperture bearing block by bearing, on, the two ends of lower guide roll are provided with lubrication hole, the bottom of discharging opening bearing block is provided with keyway, in keyway, key is set, lower guide roll base plate is arranged on outside immediately below lower guide roll base, multiple deflector roll lift adjustment bolt lower guide roll base is equipped with, lower guide roll base is fixed by the fastening bolt on lower guide roll base plate and lower guide roll base plate.
Further, upper and lower deflector roll is connected by bearing block fastening bolt with upper and lower deflector roll base with charging aperture bearing block by discharging opening bearing block.
Preferably, upper and lower deflector roll external diameter is 60 ~ 130mm, and Toe angle is 3.5 °, and entrance cone angle is 3 °.
Preferably, upper and lower deflector roll external diameter is 90mm.
Further, upper and lower deflector roll is connected with discharging opening bearing block with oilless bearing by thrust bearing.
Further, upper deflector roll is connected with charging aperture bearing block by deep groove ball bearing or self-aligning ball bearing, and lower guide roll is connected with charging aperture bearing block by oilless bearing.
Preferably, thrust bearing model is 51306, and oilless bearing model is JDB50x62x30.
Preferably, deep groove ball bearing model is 6206-2LS, self-aligning ball bearing 1206.
The invention has the beneficial effects as follows:
The guide plate structure of existing two roller Mannesmann piercing mills is become guide roller structure by the present invention, sliding friction is become rolling friction, avoids pipe surface scratches and stuck scar, improves surface quality.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is deflector roll and upper deflector roll base assembling front view in the present invention.
Fig. 2 is deflector roll and upper deflector roll base assembling top view in the present invention.
Fig. 3 is lower guide roll of the present invention and lower guide roll base assembling front view.
Fig. 4 is lower guide roll of the present invention and lower guide roll base assembling top view.
Fig. 5 is deflector roll or lower guide roll schematic diagram in the present invention.
Fig. 6 is charging aperture bearing block front view of the present invention.
Fig. 7 is charging aperture bearing block side view of the present invention.
Fig. 8 is charging aperture bearing block top view of the present invention.
Fig. 9 is discharging opening bearing block front view of the present invention.
Figure 10 is discharging opening bearing block side view of the present invention.
Figure 11 is discharging opening bearing block top view of the present invention.
Figure 12 is lower guide roll base plate front view of the present invention.
Figure 13 is deflector roll base plate top view under the present invention.
Figure 14 is the front view that the present invention is arranged on main engine bed.
Wherein, the upper deflector roll base of 1-, 2-discharging opening bearing block, 3-key, 4-thrust bearing, 5-oilless bearing, the upper deflector roll of 6-, 7-charging aperture bearing block, 8-deep groove ball bearing, 9-bearing block fastening bolt, 10-deflector roll adjusting bolt, 11-lower guide roll base fastening bolt, 12-lower guide roll base plate, 13-lower guide roll base, 14-lower guide roll.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As shown in Fig. 1 ~ Figure 14, the present invention discloses a kind of roller (guide) apron of two roller Mannesmann piercing mills, comprise deflector roll 6, upper deflector roll base 1, lower guide roll 14, lower guide roll base 13, lower guide roll base plate 12, discharging opening bearing block 2 and charging aperture bearing block 7, upper deflector roll 6 and lower guide roll 14 are combined by 2 asymmetrical truncated cone, this time maximum outside diameter gets 90mm, wide is 15mm, feeding mouth cone angle 3 °, discharging opening cone angle 3.5 °, upper deflector roll 6 is connected with upper deflector roll base 1 with charging aperture bearing block 7 by discharging opening bearing block 2, lower guide roll 14 is connected with lower guide roll base 13 with charging aperture bearing block 7 by discharging opening bearing block 2, upper deflector roll 6, the two ends of lower guide roll 14 are arranged on discharging opening bearing block 2 and charging aperture bearing block 7 by bearing, wherein, upper deflector roll 6, lower guide roll 14 is connected with discharging opening bearing block 2 with oilless bearing 5 by thrust bearing 4, oilless bearing 5 mainly bears radial load, thrust bearing 4 bears unidirectional axial force, upper deflector roll 6, lower guide roll 14 are connected with charging aperture bearing block 7 with oilless bearing 5 by deep groove ball bearing 8.
The bottom of discharging opening bearing block 2 is provided with keyway, key 3 is set in keyway, power on discharging opening bearing block 2 can be delivered on upper deflector roll base 1 by key 3, also axial location effect can be played, lower guide roll base plate 12 is arranged on outside immediately below lower guide roll base 13, lower guide roll base 13 is equipped with the height that 4 deflector roll adjusting bolts 10 regulate lower guide roll 14, lower guide roll base 13 is fixed by fastening bolt on lower guide roll base plate 12 11 and lower guide roll base plate 12.
Discharging opening bearing block 2 and charging aperture bearing block 7 end face be not higher than the end face of upper deflector roll 6, lower guide roll 14.
The two ends of upper and lower deflector roll are provided with lubrication hole, convenient to oilless bearing 5 apply oil.In the present embodiment, oilless bearing is the copper base ball sleeve of oilless bearing JDB50x62x30 or same dimension.
Upper and lower deflector roll is connected by bearing block fastening bolt 9 with upper and lower deflector roll base with charging aperture bearing block 7 by discharging opening bearing block 2.
For 76# punch, getting upper and lower deflector roll external diameter is 90mm, Toe angle 3.5 °, entrance cone angle 3 °.
Thrust bearing 4 model is 51306, and oilless bearing 5 model is JDB50x62x30.
Deep groove ball bearing 8 model is 6206-2LS or self-aligning ball bearing 8 model 1206.
As shown in figure 14, be arranged on after on main engine bed by upper and lower deflector roll, upper deflector roll lift adjustment regulates by the motor on main engine bed and drive lead screw; Lower guide roll lift adjustment adopts regulation scheme manually, and lower guide roll base arranges deflector roll adjusting bolt and fastening bolt, can be regulated the height of lower guide roll, then fixed by lower guide roll by fastening bolt by deflector roll adjusting bolt.
Above-described embodiment of the present invention, does not form limiting the scope of the present invention.Any amendment done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within claims of the present invention.
Claims (8)
1. a roller (guide) apron for two roller Mannesmann piercing mills, is characterized in that, comprises deflector roll, upper deflector roll base, lower guide roll, lower guide roll base, lower guide roll base plate, discharging opening bearing block and charging aperture bearing block.Upper deflector roll and lower guide roll are combined by 2 asymmetrical truncated cone, entrance cone angle 3 °, Toe angle 3.5 °, upper deflector roll is connected with upper deflector roll base with charging aperture bearing block by discharging opening bearing block, lower guide roll is connected with lower guide roll base with charging aperture bearing block by discharging opening bearing block, on, the two ends of lower guide roll are arranged on discharging opening bearing block and charging aperture bearing block by bearing, on, the two ends of lower guide roll are provided with lubrication hole, the bottom of discharging opening bearing block is provided with keyway, in keyway, key is set, lower guide roll base plate is arranged on outside immediately below lower guide roll base, multiple deflector roll lift adjustment bolt lower guide roll base is equipped with, lower guide roll base is fixed by the fastening bolt on lower guide roll base plate and lower guide roll base plate.
2. the roller (guide) apron of a kind of two roller Mannesmann piercing mills according to claim 1, it is characterized in that, upper and lower deflector roll is connected by bearing block fastening bolt with upper and lower deflector roll base with charging aperture bearing block by discharging opening bearing block.
3. the roller (guide) apron of a kind of two roller Mannesmann piercing mills according to claim 1, it is characterized in that, upper and lower deflector roll external diameter is 60 ~ 130mm, and Toe angle is 3.5 °, and entrance cone angle is 3 °.
4. the roller (guide) apron of a kind of Mannesmann piercing mill according to claim 1, it is characterized in that, upper and lower deflector roll external diameter is 90mm.
5. the roller (guide) apron of a kind of two roller Mannesmann piercing mills according to claim 1, it is characterized in that, upper and lower deflector roll is connected with discharging opening bearing block with oilless bearing by thrust bearing.
6. the roller (guide) apron of a kind of two roller Mannesmann piercing mills according to claim 1, is characterized in that, upper deflector roll is connected with charging aperture bearing block by deep groove ball bearing or self-aligning ball bearing, and lower guide roll is connected with charging aperture bearing block by oilless bearing.
7. the roller (guide) apron of a kind of two roller Mannesmann piercing mills according to claim 5, it is characterized in that, thrust bearing model is 51306, and oilless bearing model is JDB50x62x30.
8. the roller (guide) apron of a kind of two roller Mannesmann piercing mills according to claim 6, it is characterized in that, deep groove ball bearing model is 6206-2LS, and self-aligning ball bearing model is 1206.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510919521.1A CN105414187A (en) | 2015-12-08 | 2015-12-08 | Roller guide device of two-roller cross rolling piercer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510919521.1A CN105414187A (en) | 2015-12-08 | 2015-12-08 | Roller guide device of two-roller cross rolling piercer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105414187A true CN105414187A (en) | 2016-03-23 |
Family
ID=55492973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510919521.1A Pending CN105414187A (en) | 2015-12-08 | 2015-12-08 | Roller guide device of two-roller cross rolling piercer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105414187A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010070252A (en) * | 1999-12-01 | 2001-07-25 | 가야시마 고조 | Reference voltage setting method and apparatus for semiconductor ic tester |
| CN2664802Y (en) * | 2003-06-11 | 2004-12-22 | 攀枝花新钢钒股份有限公司轨梁厂 | Guide device |
| CN201108920Y (en) * | 2007-07-27 | 2008-09-03 | 马鞍山钢铁股份有限公司 | On-line adjustable rolling guide slot for rolling mill |
| CN201108921Y (en) * | 2007-09-29 | 2008-09-03 | 重庆钢铁(集团)有限责任公司 | Rolling guide plate of large-section profile rolling mill |
| CN101537433A (en) * | 2009-04-16 | 2009-09-23 | 合肥市百胜科技发展股份有限公司 | Rolling guide and guard device |
| CN101845240A (en) * | 2010-04-29 | 2010-09-29 | 南通宝聚颜料有限公司 | Manufacturing method of granular iron oxide black pigment and double-roller grinder for realizing same |
| CN103567224A (en) * | 2012-08-07 | 2014-02-12 | 江苏天工钛业科技有限公司 | Novel two-roller oblique-rolling main machine |
-
2015
- 2015-12-08 CN CN201510919521.1A patent/CN105414187A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010070252A (en) * | 1999-12-01 | 2001-07-25 | 가야시마 고조 | Reference voltage setting method and apparatus for semiconductor ic tester |
| CN2664802Y (en) * | 2003-06-11 | 2004-12-22 | 攀枝花新钢钒股份有限公司轨梁厂 | Guide device |
| CN201108920Y (en) * | 2007-07-27 | 2008-09-03 | 马鞍山钢铁股份有限公司 | On-line adjustable rolling guide slot for rolling mill |
| CN201108921Y (en) * | 2007-09-29 | 2008-09-03 | 重庆钢铁(集团)有限责任公司 | Rolling guide plate of large-section profile rolling mill |
| CN101537433A (en) * | 2009-04-16 | 2009-09-23 | 合肥市百胜科技发展股份有限公司 | Rolling guide and guard device |
| CN101845240A (en) * | 2010-04-29 | 2010-09-29 | 南通宝聚颜料有限公司 | Manufacturing method of granular iron oxide black pigment and double-roller grinder for realizing same |
| CN103567224A (en) * | 2012-08-07 | 2014-02-12 | 江苏天工钛业科技有限公司 | Novel two-roller oblique-rolling main machine |
Non-Patent Citations (1)
| Title |
|---|
| 本书编辑委员会: "《冶金科学技术普及读物现代钢铁流程轧钢新技术3000问下管材分册》", 31 August 2005 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102172625B (en) | Seamless steel pipe three-roller skew tandem rolling production method and apparatus thereof | |
| CN101352728A (en) | Novel technique for producing large-sized seamless steel pipe | |
| CN101259588A (en) | Fewer stands longitudinal hot rolling minor diameter thin wall seamless steel tube rolling technique and equipment thereof | |
| CN110252813B (en) | Two-roller oblique rolling perforation method for nickel-based superalloy solid bar blank | |
| CN103272845A (en) | Hot rolling process of small-bore ultra-thin-wall seamless steel tube | |
| CA1296553C (en) | Method of piercing and manufacturing seamless tubes | |
| CN104985388B (en) | Eccentric orfice calibration devices and method | |
| DE10107567A1 (en) | Process for cold rolling seamless copper tubes | |
| CN105414187A (en) | Roller guide device of two-roller cross rolling piercer | |
| CN104475453B (en) | A kind of tandem rolling roll seamless steel tube technique and device | |
| CN113976629A (en) | Seamless pipe and preparation method thereof | |
| CN107583954A (en) | Hot pull tandem rolling tubulation production line and pipe-making method | |
| CN112453074A (en) | Automatic feeding four-roller mill bin and using method thereof | |
| CN206088242U (en) | Multilayer steel manages automatic calandria feeder | |
| CN202741769U (en) | Boring head integrating boring, scraping and rolling effects | |
| EP2295159A1 (en) | Method of producing seamless metal tube and punch for use therein | |
| PL1901862T3 (en) | Device for production of a seamless hollow body from steel | |
| CN101722190B (en) | Process for treating hot-rolled capillary pipe | |
| CN108526222A (en) | The axial rolling oblique milling combined type pipe mill and milling method of small-diameter, thin-walled seamless pipe | |
| MX2013006288A (en) | Method for manufacturing seamless pipe. | |
| CN207288358U (en) | Hot pull tandem rolling tubulation production line | |
| CN101767108A (en) | Method for periodical rolling of seamless steel tube | |
| CN209953502U (en) | Cold roll lifting device | |
| CN113894172A (en) | Screw rod double-roller driving extrusion forming device and process | |
| CN109078988B (en) | Method for controlling extension coefficient of rail head bottom |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160323 |
|
| RJ01 | Rejection of invention patent application after publication |