CN103962397A - After-roll guide cylinder rotating device - Google Patents
After-roll guide cylinder rotating device Download PDFInfo
- Publication number
- CN103962397A CN103962397A CN201410235175.0A CN201410235175A CN103962397A CN 103962397 A CN103962397 A CN 103962397A CN 201410235175 A CN201410235175 A CN 201410235175A CN 103962397 A CN103962397 A CN 103962397A
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- guide
- guide cylinder
- fixed gear
- bracing frame
- roller device
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- Metal Rolling (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention belongs to the technical field of steel tube rolling tools and particularly relates to an after-roll guide cylinder rotating device. The after-roll guide cylinder rotating device comprises a pedestal, wherein a guide cylinder support frame is arranged on the pedestal, a guide cylinder is arranged on the guide cylinder support frame, guide cylinder bearings are arranged on outer side walls of two ends of the guide cylinder, and the guide cylinder can rotate on the guide cylinder support frame through the guide cylinder bearings; a transmission gear is connected to one end of the guide cylinder, and a fixed gear is arranged on the pedestal, is connected with a motor and is meshed with the transmission gear. According to the after-roll guide cylinder rotating device, the distortion of a thin-wall steel tube can be prevented in a rolling process of the steel tube, the surface quality of the steel tube is guaranteed, and the device is convenient to dismount and exchange.
Description
Technical field
The invention belongs to steel pipe rolling apparatus technical field, relate in particular to one and roll rear rotation guide roller device.
Background technology
At present, the guide on most of pipe mill backstage is all to adopt steel-pipe welding fixedly to form, although making is fairly simple, drawback is very large, can not do high request, the steel pipe of high precision.Because in the operation of rolling just, steel pipe is High Rotation Speed, and guide is fixed, can cause the frictionally damage between steel tube surface and guide, particularly when the steel pipe below 8mm, be easy to occur steel pipe integral distortion at rolling thickness, what distortion was serious may directly become twisted shape, even be stuck in guide and can't get out, easily equipment is caused to great damage, cause producing and cannot carry out.When distortion appears in steel pipe simultaneously, can produce the power of huge torsion and whipping, there is very large vibration in guide entirety, and basis easily occurs loosening.Frame mode is in the past changing when specification, need to pull down Hooks coupling universal coupling rear and hang out replacing in the face of guide, relatively waste time and energy, and also larger to the loss ratio of bolt, consuming cost is high.
Summary of the invention
The object of the invention is to solve above-described technical problem, provide a kind of having played in the thin-wall steel tube operation of rolling to prevent steel pipe torsional deformation, ensure steel tube surface quality, be convenient to the rear rotation guide roller device of rolling of disassembling, assembling and replacing, its technical scheme is as follows:
Roll rear rotation guide roller device, it is characterized in that, the described rear rotation guide roller device that rolls comprises base, base is provided with guide bracing frame, guide bracing frame is provided with guide, the lateral wall place at described guide two ends is provided with guide bearing, and described guide can rotate by guide bearing on guide bracing frame; One end of described guide is connected with travelling gear, and described base is provided with fixed gear, and described fixed gear is connected with motor, and described fixed gear is meshed with travelling gear.
Optimal way is that described base is connected by bearing pin with guide bracing frame.
Optimal way is, described base is provided with one-way clutch, and described one-way clutch is connected with fixed gear.
Optimal way is that the top place that the top of described guide bracing frame is positioned at guide is provided with cooling water pipe.
Optimal way is that the below place that is positioned at fixed gear on described base is provided with oil groove.
Provided by the inventionly roll rear rotation guide roller device, between guide bracing frame and guide, be provided with guide bearing, thereby make the rotation of guide energy easy and flexible, in rolling, guide also can rotate, guide rotating speed is identical with the rotating speed of steel pipe, make steel pipe and guide between the sliding friction that do not rotate, ensured steel tube surface quality.Owing to there is no the sliding friction of rotation, steel pipe is not just subject to the torsion producing because of frictional force in by rotation guide yet, so just can not produce twisted phenomena in the time of rolling thin-wall pipe, what guarantee was produced carries out smoothly.
Between guide of the present invention and base, be connected by guide bracing frame, base is connected by bearing pin with guide bracing frame, thereby guide can be separated with base.In the time changing specification, only needing to remove bearing pin can change, convenient and swift.Guide bracing frame and guide are need to change according to production specification; Transmission device and base on base are as a whole, change when specification without dismounting.
On fixed gear of the present invention, one-way clutch is housed; one-way clutch is in the time that control guide rotating speed has error; High Rotation Speed steel pipe in rolling can effectively utilize stiction, and just the rotating speed control of guide is identical with steel pipe rotating speed, thereby well protects the quality of steel pipe.Can effectively ensure that the rotating speed of guide is identical with the rotating speed of steel pipe, ensure that the surface quality of steel pipe, light-wall pipe can not produce twisted phenomena.
It is cooling that guide of the present invention adopts water-cooling pattern to carry out, and the heat energy water that the red steel of the operation of rolling transmits is diluted cooling, make bearing can be because guide be overheated the inflating clip phenomenon of waiting indefinitely.
The present invention adopts the transmission that cooperatively interacts of travelling gear and fixed gear, makes transmission rotating speed precision, and rotating ratio is easier to control, and in the time changing specification, engaged transmission gear and fixed gear directly hang and playback.
The below place that is positioned at fixed gear on base of the present invention is provided with oil groove, lubricating oil handle can be taken on travelling gear, thereby played overall lubricated effect when fixed gear rotates.Oil groove oil level only need be made regular check on.
Cost of manufacture of the present invention is low, and long service life is convenient to dismounting, maintenance, can meet well the demand of company's production light-wall pipe, ensures the surface quality of high-accuracy pipe.
Brief description of the drawings
Fig. 1 is schematic diagram of the present invention.
Detailed description of the invention
Illustrate embodiment below in conjunction with Fig. 1:
As shown in Figure 1, roll rear rotation guide roller device, the described rear rotation guide roller device that rolls comprises base 1, base 1 is provided with guide bracing frame 2, guide bracing frame 2 is provided with guide 3, the lateral wall place at described guide 3 two ends is provided with guide bearing 4, and described guide 3 can rotate by guide bearing 4 on guide bracing frame 2; One end of described guide 3 is connected with travelling gear 5, and described base 1 is provided with fixed gear 6, and described fixed gear 6 is connected with motor, and described fixed gear 6 is meshed with travelling gear 5.Described base 1 is connected by bearing pin 7 with guide bracing frame 2.Described base 1 is provided with one-way clutch 8, and described one-way clutch 8 is connected with fixed gear 6.The top place that the top of described guide bracing frame 2 is positioned at guide 3 is provided with cooling water pipe 9.The below place that is positioned at fixed gear 6 on described base 1 is provided with oil groove 10.
Rotation guide use location is to be positioned at pipe mill backstage, the front and back section of main gear reducer, and space is very compact, can not video reproduction three rollers embraces such large compared with the equipment of size of core, and the size of this device is just applicable to the size in its space.On rotation guide, guide bearing is housed, by motor-driven fixed gear and travelling gear, travelling gear drives guide rotation; One-way clutch is housed on fixed gear, and there is cooling water pipe guide top.This device adopts up-down structure design, and the first half is guide bracing frame and guide, is need to change according to production specification; The latter half is that fixed gear and the base on base is as a whole, changes when specification without dismounting.Upper and lower two parts are with adopting pin type to connect.
In the time that milling train is opened, rotation guide starts simultaneously, according to stand motor speed setting guide driving motor rotating speed.Steel pipe rotates guide in operation of rolling high speed rotation by backstage, and guide rotating speed is identical with the rotating speed of steel pipe, make steel pipe and guide between the sliding friction that do not rotate, ensured steel tube surface quality.Owing to there is no the sliding friction of rotation, steel pipe is not just subject to the torsion producing because of frictional force in by rotation guide yet, so just can not produce twisted phenomena in the time of rolling thin-wall pipe, what guarantee was produced carries out smoothly.On guide, be equipped with cooling water pipe guide is carried out cooling, can be because the time be long when production excess Temperature, damage bearing.
In use, adopt tapping continuously, wear rear be directly transported to roll before, rise and fall roller is transferred to and rolls main frame, when rolling, enter successively backstage rotation guide through High Rotation Speed steel pipe, through main gear reducer, after rotate guide roller device, the whole complete rear de-rod of de-excellent machine that is directly transported to of steel pipe rolling after entering again main gear reducer.When the use of rotation guide has ensured that light-wall pipe is produced, also ensure that steel tube surface, without scratch high-quality, meets the standard that high-accuracy pipe is produced.
Claims (5)
1. roll rear rotation guide roller device, it is characterized in that, the described rear rotation guide roller device that rolls comprises base, base is provided with guide bracing frame, guide bracing frame is provided with guide, the lateral wall place at described guide two ends is provided with guide bearing, and described guide can rotate by guide bearing on guide bracing frame; One end of described guide is connected with travelling gear, and described base is provided with fixed gear, and described fixed gear is connected with motor, and described fixed gear is meshed with travelling gear.
2. as claimed in claim 1ly roll rear rotation guide roller device, it is characterized in that, described base is connected by bearing pin with guide bracing frame.
3. as claimed in claim 1ly roll rear rotation guide roller device, it is characterized in that, described base is provided with one-way clutch, and described one-way clutch is connected with fixed gear.
4. as claimed in claim 1ly roll rear rotation guide roller device, it is characterized in that, the top place that the top of described guide bracing frame is positioned at guide is provided with cooling water pipe.
5. as claimed in claim 1ly roll rear rotation guide roller device, it is characterized in that, the below place that is positioned at fixed gear on described base is provided with oil groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410235175.0A CN103962397B (en) | 2014-05-30 | 2014-05-30 | Guide roller device is rotated after rolling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410235175.0A CN103962397B (en) | 2014-05-30 | 2014-05-30 | Guide roller device is rotated after rolling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103962397A true CN103962397A (en) | 2014-08-06 |
| CN103962397B CN103962397B (en) | 2017-06-13 |
Family
ID=51232678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410235175.0A Active CN103962397B (en) | 2014-05-30 | 2014-05-30 | Guide roller device is rotated after rolling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103962397B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420993A (en) * | 2020-04-07 | 2020-07-17 | 浙江巨龙钢业有限公司 | High-precision seamless steel tube cold rolling equipment and machining method thereof |
| CN113290059A (en) * | 2021-06-24 | 2021-08-24 | 大冶特殊钢有限公司 | Guide cylinder device for rolling steel pipe |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH035011A (en) * | 1989-05-30 | 1991-01-10 | Kawasaki Steel Corp | Rolling guide for shape steel |
| CN201376001Y (en) * | 2009-03-12 | 2010-01-06 | 宝山钢铁股份有限公司 | Idle roller device of rolling mill |
| CN102371281A (en) * | 2011-11-02 | 2012-03-14 | 无锡五冶重工机械有限公司 | Novel deflection guiding roller device of cold rolling machine |
| CN202284092U (en) * | 2011-09-29 | 2012-06-27 | 广州南沙华卓化工有限公司 | Self-propelled guide roller for optical film detection machine |
| CN203842926U (en) * | 2014-05-30 | 2014-09-24 | 浙江明贺钢管有限公司 | Rotary guide drum device working after rolling |
-
2014
- 2014-05-30 CN CN201410235175.0A patent/CN103962397B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH035011A (en) * | 1989-05-30 | 1991-01-10 | Kawasaki Steel Corp | Rolling guide for shape steel |
| CN201376001Y (en) * | 2009-03-12 | 2010-01-06 | 宝山钢铁股份有限公司 | Idle roller device of rolling mill |
| CN202284092U (en) * | 2011-09-29 | 2012-06-27 | 广州南沙华卓化工有限公司 | Self-propelled guide roller for optical film detection machine |
| CN102371281A (en) * | 2011-11-02 | 2012-03-14 | 无锡五冶重工机械有限公司 | Novel deflection guiding roller device of cold rolling machine |
| CN203842926U (en) * | 2014-05-30 | 2014-09-24 | 浙江明贺钢管有限公司 | Rotary guide drum device working after rolling |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420993A (en) * | 2020-04-07 | 2020-07-17 | 浙江巨龙钢业有限公司 | High-precision seamless steel tube cold rolling equipment and machining method thereof |
| CN111420993B (en) * | 2020-04-07 | 2021-09-17 | 浙江巨龙钢业有限公司 | High-precision seamless steel tube cold rolling equipment and machining method thereof |
| CN113290059A (en) * | 2021-06-24 | 2021-08-24 | 大冶特殊钢有限公司 | Guide cylinder device for rolling steel pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103962397B (en) | 2017-06-13 |
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