CN103978041A - High-rigidity short stress path rolling mill - Google Patents
High-rigidity short stress path rolling mill Download PDFInfo
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- CN103978041A CN103978041A CN201410214817.9A CN201410214817A CN103978041A CN 103978041 A CN103978041 A CN 103978041A CN 201410214817 A CN201410214817 A CN 201410214817A CN 103978041 A CN103978041 A CN 103978041A
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- rolling mill
- stress path
- short stress
- path rolling
- column
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Abstract
The invention provides a high-rigidity short stress path rolling mill. According to the high-rigidity short stress path rolling mill, a working machine core is fixed to a movable base; the movable base is connected with a connecting shaft bracket by a hydraulic cylinder; a transverse shifting device is connected with the connecting shaft bracket by a pin shaft; the rolling mill core, the movable base and the connecting shaft bracket all slide on a fixed base; the whole machine line is locked by a locking device on the fixed base; an upper bearing block and a lower bearing block of a roll system device of the working machine core are connected into a whole by four pull rods; the pull rods are fixed to upright posts; the side faces of the upper and lower bearing blocks are clamped between the upright posts of the left and right sides; a guide and guard cross beam is of a box structure; a screw rod is hidden in the guide and guard cross beam; the guide and guard cross beam, an upper cross beam on the machine core and the upright posts form a frame structure. The high-rigidity short stress path rolling mill has the advantages that the integral rigidity is strong, the adjustment range of an opening degree is wide, the service life is long, and the adjustment is convenient.
Description
Technical field
The invention belongs to the technical field of the long material of hot rolling, relate in particular to a kind of high rigidity short stress path rolling mill.
Background technology
Short stress path rolling mill is because of its high rigidity, and the many merits such as quick-replaceable are used widely in the long material of hot rolling field.On market, the designed short stress path rolling mill of each producer respectively has feature, substantially can meet general Production requirement.Along with market competition aggravation, how to improve the precision of finished product, the quantity that reduces spare part, the factor such as replacing time that reduces milling train become steel rolling workshop focal point, particularly rolling with negative tolerance need to stricter requirement have been proposed to the rigidity of milling train.
It between conventional mill guide crossbeam and column, is flexible connection, on guide beam, have U-bolt hole, put together on column by four bolts, the advantage of this version is that guide beam can move up and down, in the time that being processed with deviation, guide seat height can adjust up and down, but fore side and transmission side frame are not to be rigidly connected, the integral rigidity of frame is poor, in addition, in the time changing roll, need first guide crossbeam integral demounting to be got off, increase workload, on some special producing lines, due to the demand of technology arrangement, often configure the milling train of a variety of different models, between interchangeability poor, spare parts cost is high.
Summary of the invention
Technical problem to be solved by this invention is the problem for above-mentioned existence, and a kind of high rigidity short stress path rolling mill is provided, and strengthened the versatility of integral rigidity and the equipment of rolling-mill housing, and it is easy and simple to handle to make to change roll.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of high rigidity short stress path rolling mill, comprise work movement, mobile base, firm banking, locking device, guide crossbeam, Traverse Displacement Unit, universal drive shaft, spindle bracket and transmission component, work movement is fixed in mobile base, mobile base is connected with spindle bracket by hydraulic cylinder, Traverse Displacement Unit is connected with spindle bracket by bearing pin, milling train movement, mobile base, spindle bracket all slides on firm banking, by the locking device on firm banking, whole machine row are locked, it is characterized in that: described work movement is by screwdown gear, roller is device, pull rod device and column composition, described roller is that the metal (upper seat of device conspires to create one by four pull bars, pull bar is fixed on column, the side of metal (upper seat is stuck between the column of the left and right sides, described guide crossbeam is box-structure, and screw mandrel is built in guide crossbeam inside, and guide crossbeam forms frame structure with entablature, the column of work movement.
Press such scheme, the side of described metal (upper seat is whole plane, matches with column inner side plane.
Press such scheme, described locking device is four uniform total travel locking cylinders, passes through hydraulic-driven.
Press such scheme, between described guide crossbeam and column, be connected by alignment pin and bolt.
Press such scheme, described guide crossbeam is fixed on slide, and screw mandrel is fixed in the endoporus of slide both sides.
Press such scheme, described work movement puts together in mobile base by four eyelet bolts.
The invention has the beneficial effects as follows: 1, bearing block side is whole plane, and the sliding contact surface of bearing block and column is large, can realize the adjustment on a large scale of mill roll-gap, strengthen the versatility of equipment; 2, guide crossbeam is box-structure, and screw mandrel is built in crossbeam, prevents the erosion of cooling water and foreign material; 3, between guide crossbeam and column for being rigidly connected, fix by bolt and alignment pin, increase frame both sides connect rigidity, facilitate workman's roller replacing operation simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the sectional arrangement drawing of the work movement of one embodiment of the invention.
Fig. 3 is the partial enlarged drawing of Fig. 2.
Fig. 4 is the sectional arrangement drawing of the guide crossbeam of one embodiment of the invention.
Fig. 5 is the connection cutaway view of the guide crossbeam fore side of one embodiment of the invention.
Fig. 6 is the connection cutaway view of the guide crossbeam transmission side of one embodiment of the invention.
Wherein: 1. work movement, 2. mobile base, 3. firm banking, 4. locking cylinder, 5. guide crossbeam, 6. Traverse Displacement Unit, 7. universal-joint spindle, 8. spindle bracket, 9. pull bar, 10. top chock, 11. columns, 12. steps, 13. dish springs, 14. bearing pins, 15. nut one, 16. nuts two, 17. ball rings, 18. screw mandrels, 19. logical nuts, 20. slides, 21. alignment pins, 22. bolts.
Detailed description of the invention
For understanding better the present invention, below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1, a kind of high rigidity short stress path rolling mill, work movement 1, mobile base 2, firm banking 3, locking device 4, guide crossbeam 5, Traverse Displacement Unit 6, universal drive shaft 7, spindle bracket 8 and transmission component, work movement puts together in mobile base by four eyelet bolts, mobile base is connected with spindle bracket by hydraulic cylinder, milling train Traverse Displacement Unit is connected with spindle bracket by bearing pin, under the impetus of Traverse Displacement Unit, milling train movement, mobile base, spindle bracket and universal-joint spindle all slide on firm banking, thereby realize the replacing of operation roll of mill groove.In the time that milling train is devoted oneself to work, by the locking device on firm banking, whole machine row to be locked, this locking cylinder is total travel locking cylinder, passes through hydraulic-driven.This version, the replacing of movement has two kinds of implementations: 1, locking cylinder is opened, movement is walked together with mobile base one lifting, owing to having adopted total travel locking cylinder, milling train can be called away at an arbitrary position, thereby it is traversing to outermost to have avoided some milling train to need, and base notch alignment locking cylinder could be lifted by crane; 2, four eyelet bolts that mobile base are connected with movement unclamp, and movement is hung away.
As shown in Figure 2, top chock 10 and step 12 conspire to create one by four pull bars 9, and pull bar 9 is fixed on column 11, and the side of metal (upper seat is stuck between left and right pillar.This pattern rolling mill bearing side is whole plane, there is no groove and hanger, is easy to processing; Between bearing block and column, coordinate contact-making surface area large, structure is more stable; The mating surface sliding distance of column and bearing block is large, and the opening degree adjustable range of milling train is large compared with other milling train, is specially adapted to the occasions such as grooveless rolling; On some special producing lines, due to the demand of technology arrangement, often configured the milling train of a variety of different models, between interchangeability poor, spare parts cost is high, selects the milling train of this pattern can reduce the model of milling train, is beneficial to saving cost.
As shown in Figure 3, roll balance gear is built in pull bar end cap, makes it avoid the impact of foreign matter and cooling water, has designed double nuts structure.Wherein more nut 1 is organized dish spring 13 with end cap by circumferencial direction and is formed counter-force, bearing block is upwards mentioned, the thread pitch of itself and pull bar 9 is at upside, and the thread pitch of nut 2 16 and pull bar is at downside, thereby ensure that nut two is pasting the upside of pull rod screw all the time, reached the effect of eliminating thread pitch.The advantage of this balance mode maximum is exactly that equilibrant force is stable, can not change along with the adjustment of milling train opening degree.Nut one and nut two be fixedly circumferentially by a bearing pin 14 by it together with end cap string, end cap is to put together on bearing block by bolt.Dish spring is superimposed between two by a lot of dish springs, and then involutory fitting together, and need ensure that all dish spring decrements are consistent when assembling.Dish spring is in groups useful elastomers and spring replacement also, facilitates manufacturer need to change spare part according to using.
As shown in Figure 4, guide crossbeam adopts a kind of box-structure, and slide 20 is for fixed guide fittings crossbeam 5, can be on guide crossbeam transverse moving left and right, in the time that screw mandrel 18 rotates, thereby copper nut 19 produces to move axially and drives slide traversing.This structural shape, screw mandrel is built in guide crossbeam, can prevent that the foreign material such as cooling water and iron scale from falling on screw mandrel, avoids screw mandrel jam.Meanwhile, screw mandrel is fixed in the endoporus of slide both sides, and rotary part is provided with rolling bearing, and screw mandrel rotary resistance is little, is beneficial to workman and adjusts guide and guard.
As shown in Figure 5,6, between guide crossbeam 5 and column 11, be connected by alignment pin 21 and bolt 22, entablature, column and guide beam form frame structure, have strengthened the integral rigidity of rolling-mill housing.While changing roll, only need be by fore side attaching nut dismounting, guide crossbeam moves with transmission side column, handled easily.
Claims (6)
1. one kind high rigidity short stress path rolling mill, comprise work movement, mobile base, firm banking, locking device, guide crossbeam, Traverse Displacement Unit, universal drive shaft, spindle bracket and transmission component, work movement is fixed in mobile base, mobile base is connected with spindle bracket by hydraulic cylinder, Traverse Displacement Unit is connected with spindle bracket by bearing pin, milling train movement, mobile base, spindle bracket all slides on firm banking, by the locking device on firm banking, whole machine row are locked, it is characterized in that: described work movement is by screwdown gear, roller is device, pull rod device and column composition, described roller is that the metal (upper seat of device conspires to create one by four pull bars, pull bar is fixed on column, the side of metal (upper seat is stuck between the column of the left and right sides, described guide crossbeam is box-structure, and screw mandrel is built in guide crossbeam inside, and guide crossbeam forms frame structure with entablature, the column of work movement.
2. the high rigidity short stress path rolling mill of one according to claim 1, is characterized in that, the side of described metal (upper seat is whole plane, matches with column inner side plane.
3. the high rigidity short stress path rolling mill of one according to claim 1, is characterized in that, described locking device is four uniform total travel locking cylinders, passes through hydraulic-driven.
4. the high rigidity short stress path rolling mill of one according to claim 1, is characterized in that, between described guide crossbeam and column, is connected by alignment pin and bolt.
5. the high rigidity short stress path rolling mill of one according to claim 1, is characterized in that, described guide crossbeam is fixed on slide, and screw mandrel is fixed in the endoporus of slide both sides.
6. the high rigidity short stress path rolling mill of one according to claim 1, is characterized in that, described work movement puts together in mobile base by four eyelet bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214817.9A CN103978041A (en) | 2014-05-21 | 2014-05-21 | High-rigidity short stress path rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214817.9A CN103978041A (en) | 2014-05-21 | 2014-05-21 | High-rigidity short stress path rolling mill |
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| Publication Number | Publication Date |
|---|---|
| CN103978041A true CN103978041A (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410214817.9A Pending CN103978041A (en) | 2014-05-21 | 2014-05-21 | High-rigidity short stress path rolling mill |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382027A (en) * | 2015-12-18 | 2016-03-09 | 重庆麦拓科技有限公司 | Short-stress-line rolling mill |
| CN105414195A (en) * | 2015-12-18 | 2016-03-23 | 重庆麦拓科技有限公司 | Short-stress line mill |
| CN105458013A (en) * | 2015-12-19 | 2016-04-06 | 重庆麦拓科技有限公司 | Rolling mill slide |
| CN105583239A (en) * | 2015-12-18 | 2016-05-18 | 重庆麦拓科技有限公司 | Short-stress path rolling mill |
| CN105880292A (en) * | 2016-05-19 | 2016-08-24 | 北京首钢国际工程技术有限公司 | Short stress path rolling mill with precise axial positioning and high rigidity |
| CN112275802A (en) * | 2020-10-10 | 2021-01-29 | 广东恒华重工有限公司 | Novel connecting shaft bracket for short stress rolling mill |
| CN112296099A (en) * | 2020-10-12 | 2021-02-02 | 广东恒华重工有限公司 | Detection platform for short stress rolling mill |
| CN114210742A (en) * | 2021-12-20 | 2022-03-22 | 中冶南方工程技术有限公司 | Quick-dismantling guide device and short stress path rolling mill |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH09267110A (en) * | 1995-12-28 | 1997-10-14 | Nkk Corp | Device for preventing vibration in rolling mill |
| JP2005177840A (en) * | 2003-12-22 | 2005-07-07 | Nippon Roll Seizo Kk | Two-stage rolling mill |
| CN202185461U (en) * | 2011-08-03 | 2012-04-11 | 珠海粤裕丰钢铁有限公司 | Guide traversing mechanism for short stress line rolling mill |
| CN202185452U (en) * | 2011-06-29 | 2012-04-11 | 北京京诚瑞信长材工程技术有限公司 | Short stress path rolling mill |
| CN203917396U (en) * | 2014-05-21 | 2014-11-05 | 中冶南方工程技术有限公司 | A kind of high rigidity short stress path rolling mill |
-
2014
- 2014-05-21 CN CN201410214817.9A patent/CN103978041A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09267110A (en) * | 1995-12-28 | 1997-10-14 | Nkk Corp | Device for preventing vibration in rolling mill |
| JP2005177840A (en) * | 2003-12-22 | 2005-07-07 | Nippon Roll Seizo Kk | Two-stage rolling mill |
| CN202185452U (en) * | 2011-06-29 | 2012-04-11 | 北京京诚瑞信长材工程技术有限公司 | Short stress path rolling mill |
| CN202185461U (en) * | 2011-08-03 | 2012-04-11 | 珠海粤裕丰钢铁有限公司 | Guide traversing mechanism for short stress line rolling mill |
| CN203917396U (en) * | 2014-05-21 | 2014-11-05 | 中冶南方工程技术有限公司 | A kind of high rigidity short stress path rolling mill |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382027A (en) * | 2015-12-18 | 2016-03-09 | 重庆麦拓科技有限公司 | Short-stress-line rolling mill |
| CN105414195A (en) * | 2015-12-18 | 2016-03-23 | 重庆麦拓科技有限公司 | Short-stress line mill |
| CN105583239A (en) * | 2015-12-18 | 2016-05-18 | 重庆麦拓科技有限公司 | Short-stress path rolling mill |
| CN105458013A (en) * | 2015-12-19 | 2016-04-06 | 重庆麦拓科技有限公司 | Rolling mill slide |
| CN105458013B (en) * | 2015-12-19 | 2018-02-06 | 重庆麦拓科技有限公司 | A kind of milling train slide |
| CN105880292A (en) * | 2016-05-19 | 2016-08-24 | 北京首钢国际工程技术有限公司 | Short stress path rolling mill with precise axial positioning and high rigidity |
| CN112275802A (en) * | 2020-10-10 | 2021-01-29 | 广东恒华重工有限公司 | Novel connecting shaft bracket for short stress rolling mill |
| CN112275802B (en) * | 2020-10-10 | 2022-08-12 | 广东恒华重工有限公司 | Novel connecting shaft bracket for short stress rolling mill |
| CN112296099A (en) * | 2020-10-12 | 2021-02-02 | 广东恒华重工有限公司 | Detection platform for short stress rolling mill |
| CN114210742A (en) * | 2021-12-20 | 2022-03-22 | 中冶南方工程技术有限公司 | Quick-dismantling guide device and short stress path rolling mill |
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Application publication date: 20140813 |