CN203955715U - A kind of axial regulating mechanism of short stress path rolling mill - Google Patents
A kind of axial regulating mechanism of short stress path rolling mill Download PDFInfo
- Publication number
- CN203955715U CN203955715U CN201420418831.6U CN201420418831U CN203955715U CN 203955715 U CN203955715 U CN 203955715U CN 201420418831 U CN201420418831 U CN 201420418831U CN 203955715 U CN203955715 U CN 203955715U
- Authority
- CN
- China
- Prior art keywords
- worm screw
- major axis
- axial
- rolling mill
- axle sleeve
- 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
Abstract
The utility model discloses a kind of axial regulating mechanism of short stress path rolling mill, belong to Mill Technology field.The utility model comprises rolling mill body, axial adjustment worm screw, locking bearing pin, axle sleeve and axial adjustment worm gear, and axial adjustment worm screw comprises linkage section, changeover portion, transmission section, worm screw major axis, bearing and worm screw axle sleeve; Wherein, linkage section, changeover portion, transmission section and the worm screw major axis structure that is formed in one, bearing is set on worm screw major axis by worm screw axle sleeve; In the groove that linkage section embedding rolling mill body is offered, axial adjustment worm gear and the engagement of transmission section; Axle sleeve is set on worm screw major axis, and this axle sleeve restriction worm screw major axis does not produce and rocks; On worm screw major axis, also offer cotter way, locking bearing pin embeds in rolling mill body, and this locking bearing pin coordinates with cotter way, and restrictive axial regulates the movement of worm screw.The utility model can accurately be adjusted the axial location of roll, and the production cost of axial adjustment worm screw is low, long service life.
Description
Technical field
The utility model relates to Mill Technology field, more particularly, relates to a kind of axial regulating mechanism of short stress path rolling mill.
Background technology
Milling train is the equipment of realizing metal rolled process.The existing short-stress path rolling mill guide beam assembling of Bang Xian factory generally drives bearing block worm gear by axial adjustment worm screw, thereby adjusts the axial location of roll.Existing short-stress path rolling mill axial adjustment worm screw, referring to Fig. 1, comprises the first worm screw section 211, hexagonal cover 212, shaft coupling 213 and the second worm screw section 214; Axial adjustment worm screw is not one-body molded, the first worm screw section 211, the second worm screw section 214 be by hexagonal overlap 212 and shaft coupling 213 be connected to an integral body.Wherein, the processing technology of shaft coupling 213 and hexagonal cover 212 is complicated, and production cost is high; Installation, the adjustment of shaft coupling 213 and hexagonal cover 212 are also relatively wasted time and energy.In addition, during due to mill milling vibrations larger, it is 212 yielding, crooked that axial adjustment worm screw is repeatedly used back-coupling 213 and hexagonal to overlap, and adjusts the precise decreasing of resistance; The head of the first worm screw section 211 and hexagonal are overlapped 212 junctions distortion, phenomenon of rupture is serious, gently cause worm screw to be scrapped, and when serious, can get loose, fly out because of shaft coupling 213 and hexagonal cover 212, cause danger, and have a strong impact on production safety.
Through retrieval, China Patent No. ZL201110129233.8, the applying date is on May 18th, 2011, invention and created name is: a kind of axial-adjustment unit of rolling mill roll, the main bearing seat of this application case roll is arranged in the guide rail of the upper edge of upright column of rolling mill offering along strut length direction, the trunnion position of roll coordinates with base bearing and is positioned at main bearing seat, the countershaft neck place that is positioned at trunnion outer end on roll arranges supplementary bearing, the outer ring of supplementary bearing is arranged in the mantle cavity of axial adjustment cover, on axial adjustment cover outer ring, be provided with tooth and worm screw formation turbine and worm mechanism, the internal thread arranging on the side of the tooth on axial adjustment cover outer ring arranges external screw thread and regulates locating ring inner ring forms feed screw nut and coordinates, regulate locating ring and main bearing seat to be connected, the outer end of worm screw extends to and regulates the outside of locating ring and be connected with the output shaft of hydraulic motor or servomotor, controller output control signal drives hydraulic motor or servomotor to rotate, this application case is convenient to realize the online of rolling mill roll and is regulated in real time, and regulated quantity accurately and reliably.But this application case complex structure, has carried out larger improvement to existing milling train, and improvement cost is high.
Summary of the invention
1. the technical problem that utility model will solve
It is high that the purpose of this utility model is to overcome existing short-stress path rolling mill roll axial regulating mechanism production cost, the deficiency that service life is short, a kind of axial regulating mechanism of short stress path rolling mill is provided, the technical scheme that the utility model provides, on original rolling mill structure basis, carried out simple refit, can accurately adjust the axial location of roll, and the production cost of axial adjustment worm screw is low, long service life.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
The axial regulating mechanism of a kind of short stress path rolling mill of the present utility model, comprise rolling mill body, axial adjustment worm screw, locking bearing pin, axle sleeve and axial adjustment worm gear, described axial adjustment worm screw comprises linkage section, changeover portion, transmission section, worm screw major axis, bearing and worm screw axle sleeve; Wherein, described linkage section, changeover portion, transmission section and the worm screw major axis structure that is formed in one, bearing is set on worm screw major axis by worm screw axle sleeve; In the groove that described linkage section embedding rolling mill body is offered, in transmission section, be provided with tooth, axial adjustment worm gear and the engagement of transmission section; Described axle sleeve is set on worm screw major axis, and this axle sleeve restriction worm screw major axis does not produce and rocks; On worm screw major axis, also offer cotter way, described locking bearing pin embeds in rolling mill body, and this locking bearing pin coordinates with cotter way, and restrictive axial regulates the movement of worm screw.
Further, the cross section of described cotter way is semicircle, and the round end size of the physical dimension of this cotter way and locking pin shaft end is harmonious, and the round end of locking pin shaft end is screwed in cotter way, and restrictive axial regulates worm screw to move.
Further, the linkage section of described axial adjustment worm screw, changeover portion, transmission section and worm screw major axis are 35CrMo quenching and tempering steel.
3. beneficial effect
The technical scheme that adopts the utility model to provide, compares with existing known technology, has following beneficial effect:
(1) axial regulating mechanism of a kind of short stress path rolling mill of the present utility model, the linkage section of its axial adjustment worm screw, changeover portion, transmission section and worm screw major axis are one-body molded, and all use 35CrMo quenching and tempering steel, the problem having existed while having avoided original axial adjustment worm screw to rely on shaft coupling and hexagonal cover to be connected to an integral body, the long-time use of axial adjustment worm screw can be out of shape, and can there is not the situations such as the wearing and tearing of transmission section tooth portion, fracture, long service life;
(2) axial regulating mechanism of a kind of short stress path rolling mill of the present utility model has carried out simple refit on the basis of existing rolling mill structure, and scrap build cost is low, and axial adjustment worm screw processing technology is simple, has saved material and processing charges, and processing cost is low;
(3) axial regulating mechanism of a kind of short stress path rolling mill of the present utility model, the adjustment precision of axial adjustment worm screw is high, has guaranteed the centering of top and bottom rolls groove, has reduced replacing and adjusting time, thereby has significantly improved the Quality and yield of rolled products.
Accompanying drawing explanation
Fig. 1 is the structural representation of original axial adjustment worm screw;
Fig. 2 is the structural representation of axial adjustment worm screw in the utility model;
Fig. 3 is the axial regulating mechanism scheme of installation of a kind of short stress path rolling mill of the present utility model;
Fig. 4 is the partial enlarged drawing of axial regulating mechanism in the utility model.
Label declaration in schematic diagram:
1, rolling mill body; 2, axial adjustment worm screw; 211, the first worm screw section; 212, hexagonal cover; 213, shaft coupling; 214, the second worm screw section; 221, linkage section; 222, changeover portion; 223, transmission section; 224, worm screw major axis; 225, cotter way; 226, bearing; 227, worm screw axle sleeve; 3, locking bearing pin; 4, axle sleeve; 5, axial adjustment worm gear.
The specific embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment 1
By reference to the accompanying drawings, the axial regulating mechanism of a kind of short stress path rolling mill of the present embodiment, comprise rolling mill body 1, axial adjustment worm screw 2, locking bearing pin 3, axle sleeve 4 and axial adjustment worm gear 5, described axial adjustment worm screw 2 comprises linkage section 221, changeover portion 222, transmission section 223, worm screw major axis 224, bearing 226 and worm screw axle sleeve 227.Wherein, for existing short-stress path rolling mill axial adjustment worm screw not one-body molded (referring to Fig. 1), the first worm screw section 211, the second worm screw section 214 be by hexagonal overlap 212 and shaft coupling 213 be connected to an integral body.The processing technology of shaft coupling 213 and hexagonal cover 212 is complicated, and production cost is high; And it is 212 yielding, crooked repeatedly to use back-coupling 213 and hexagonal to overlap, adjust the short problem of precise decreasing, service life of resistance.The present embodiment is all used 35CrMo quenching and tempering steel by linkage section 221, changeover portion 222, transmission section 223 and worm screw major axis 224, after the Technologies for Heating Processing such as the modified and flank of tooth quenching of integral body one-body molded (referring to Fig. 2), bearing 226 is set on worm screw major axis 224 by worm screw axle sleeve 227.So, the toughness of the tooth face hardness of transmission section 223 and worm screw major axis 224 parts is all significantly improved, and the long-time use of axial adjustment worm screw 2 can be out of shape, and the situations such as the wearing and tearing of transmission section 223 tooth portions, fracture can not occur, can effectively reduce equipment replacement and maintenance cost, long service life; In addition, the processing technology of axial adjustment worm screw 2 is simple, has saved material and processing charges, and processing cost is low.
Referring to Fig. 3 and Fig. 4, in the groove that the present embodiment is offered the linkage section of axial adjustment worm screw 2 221 embedding rolling mill bodies 1, in transmission section 223, be provided with tooth, can mesh with axial adjustment worm gear 5.Described axle sleeve 4 is set on worm screw major axis 224, and these axle sleeve 4 restriction worm screw major axis 224 do not produce and rock.On worm screw major axis 224, also offer cotter way 225, in the present embodiment, the cross section of cotter way 225 is semicircle, described locking bearing pin 3 embeds in rolling mill body 1, the physical dimension of cotter way 225 is harmonious with the round end size of locking bearing pin 3 ends, the round end of locking bearing pin 3 ends is screwed in cotter way 225, and restrictive axial regulates worm screw 2 to move.
The present embodiment drives axial adjustment worm gear 5 to rotate by the rotation of axial adjustment worm screw 2, thereby regulates the axial internal clearance of roll.After adjusting, the round end of locking bearing pin 3 ends is screwed in cotter way 225, thus the axial float of roll while preventing milling train work.
The axial regulating mechanism of a kind of short stress path rolling mill described in the present embodiment, on the basis of existing rolling mill structure, carried out simple refit, scrap build cost is low, effectively prevented the impact that roll-force produces axial adjustment worm screw 2, eliminated that axial adjustment parts are subject to impulsive force when rolling and situation about flying off.The adjustment precision of axial adjustment worm screw 2 is high, has guaranteed the centering of top and bottom rolls groove, thereby has significantly improved the Quality and yield of rolled products, easy to utilize.
Below schematically the utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model creation aim, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (3)
1. the axial regulating mechanism of a short stress path rolling mill, comprise rolling mill body (1) and axial adjustment worm gear (5), it is characterized in that: also comprise axial adjustment worm screw (2), locking bearing pin (3) and axle sleeve (4), described axial adjustment worm screw (2) comprises linkage section (221), changeover portion (222), transmission section (223), worm screw major axis (224), bearing (226) and worm screw axle sleeve (227); Wherein, described linkage section (221), changeover portion (222), transmission section (223) and worm screw major axis (224) structure that is formed in one, bearing (226) is set on worm screw major axis (224) by worm screw axle sleeve (227); In the groove that described linkage section (221) embedding rolling mill body (1) is offered, transmission section is provided with tooth on (223), axial adjustment worm gear (5) and transmission section (223) engagement; It is upper that described axle sleeve (4) is set in worm screw major axis (224), and this axle sleeve (4) restriction worm screw major axis (224) does not produce and rocks; On worm screw major axis (224), also offer cotter way (225), described locking bearing pin (3) embeds in rolling mill body (1), and this locking bearing pin (3) coordinates with cotter way (225), and restrictive axial regulates the movement of worm screw (2).
2. the axial regulating mechanism of a kind of short stress path rolling mill according to claim 1, it is characterized in that: the cross section of described cotter way (225) is for semicircle, the physical dimension of this cotter way (225) is harmonious with the round end size of locking bearing pin (3) end, the round end of locking bearing pin (3) end is screwed in cotter way (225), and restrictive axial regulates worm screw (2) mobile.
3. the axial regulating mechanism of a kind of short stress path rolling mill according to claim 2, is characterized in that: the linkage section (221) of described axial adjustment worm screw (2), changeover portion (222), transmission section (223) and worm screw major axis (224) are 35CrMo quenching and tempering steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418831.6U CN203955715U (en) | 2014-07-25 | 2014-07-25 | A kind of axial regulating mechanism of short stress path rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418831.6U CN203955715U (en) | 2014-07-25 | 2014-07-25 | A kind of axial regulating mechanism of short stress path rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203955715U true CN203955715U (en) | 2014-11-26 |
Family
ID=51916356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420418831.6U Expired - Fee Related CN203955715U (en) | 2014-07-25 | 2014-07-25 | A kind of axial regulating mechanism of short stress path rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203955715U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110918650A (en) * | 2019-12-11 | 2020-03-27 | 四川德胜集团钒钛有限公司 | Electric adjusting device for rolling groove of rolling mill |
| CN112296095A (en) * | 2020-10-19 | 2021-02-02 | 广东恒华重工有限公司 | Novel short stress rolling mill |
-
2014
- 2014-07-25 CN CN201420418831.6U patent/CN203955715U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110918650A (en) * | 2019-12-11 | 2020-03-27 | 四川德胜集团钒钛有限公司 | Electric adjusting device for rolling groove of rolling mill |
| CN112296095A (en) * | 2020-10-19 | 2021-02-02 | 广东恒华重工有限公司 | Novel short stress rolling mill |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203955715U (en) | A kind of axial regulating mechanism of short stress path rolling mill | |
| CN103042154B (en) | Knuckle assembly, processing method thereof and vehicle comprising knuckle assembly | |
| CN107138534A (en) | A kind of removing method of short stress path rolling mill and its thread pitch | |
| CN102240950B (en) | Cambered surface cam grinding center based on reducing grinding wheel grinding | |
| CN202100598U (en) | Crankshaft of ingot tipping device | |
| CN204934978U (en) | A kind of heavy-duty mill roll weldering bed hydraulic tailstock | |
| CN206838762U (en) | A kind of short stress path rolling mill eliminates thread pitch bascule | |
| CN201389662Y (en) | Processing device for steel pipe connecting flange faces | |
| CN203470941U (en) | Eccentricity adjusting cutter base for numerically-controlled machine tool | |
| CN203265639U (en) | Portable on-production line repairing ring-rolling machine | |
| CN204769886U (en) | Vice no clearance adjustment device of double thread | |
| CN203971994U (en) | A kind of gyratory crusher structure that can improve main shaft and power transmission shaft installation accuracy | |
| CN202571214U (en) | Online hot-state width-adjusting device | |
| CN203730716U (en) | Combined-type herringbone gear structure | |
| CN102363152B (en) | Production equipment of steel for non-cold processing joint | |
| CN201505842U (en) | Lathe tailstock height adjusting device | |
| CN201728341U (en) | Device for centering dummy bar and quickly replacing head of continuous casting slab | |
| CN207153843U (en) | A kind of rolling-bearing ball-crusher Combined hollow axle construction | |
| CN202174470U (en) | Cambered surface cam grinding center based on grinding of variable-diameter grinding wheel | |
| CN201324883Y (en) | Device for eliminating radial clearance between upper cutter shafts of drum-type flying shear | |
| CN104533967A (en) | Multifunctional regulating device used for sliding bearings | |
| CN205701872U (en) | A kind of bar five cutting rolling guide | |
| CN204135881U (en) | A kind of binodal worm indexing head | |
| CN204769995U (en) | Section bar aligning equipment | |
| CN207770466U (en) | Thrust bearing zero-backlash automatic adjuster |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: MAANSHAN TONGCHUANG MACHINERY EQUIPMENT MANUFACTURING CO., LTD. Assignor: Lucky machinery Co., Ltd of Maanshan City Contract record no.: 2015340000017 Denomination of utility model: Axial adjusting mechanism of short stress path rolling mill Granted publication date: 20141126 License type: Exclusive License Record date: 20150312 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20160725 |