CN106040748A - Distance-adjustable cold rolling speed reducer - Google Patents
Distance-adjustable cold rolling speed reducer Download PDFInfo
- Publication number
- CN106040748A CN106040748A CN201610522829.7A CN201610522829A CN106040748A CN 106040748 A CN106040748 A CN 106040748A CN 201610522829 A CN201610522829 A CN 201610522829A CN 106040748 A CN106040748 A CN 106040748A
- Authority
- CN
- China
- Prior art keywords
- lead screw
- leading screw
- roll axle
- eccentric bushing
- topping 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
- B21B35/12—Toothed-wheel gearings specially adapted for metal-rolling mills; Housings or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
- B21B31/22—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal
- B21B31/24—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal by screws
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Friction Gearing (AREA)
Abstract
The invention discloses a distance-adjustable cold rolling speed reducer. The distance-adjustable cold rolling speed reducer is provided with a rolling mill and a lead screw mechanism; an upper rolling roll shaft of the rolling mill is provided with an upper eccentric sleeve; and a lower rolling roll shaft of the rolling mill is provided with a lower eccentric sleeve. The lead screw mechanism comprises an upper lead screw, a lower lead screw, a driven gear installed on the upper portion of the upper lead screw and being in engagement transmission with a driving gear in a speed reducing motor, two bearings, two transparent covers, a spline sleeve and two rotating nuts, wherein the turning direction of the lower lead screw is opposite to that of the upper lead screw, and the thread pitch of the lower lead screw is the same as that of the upper lead screw; the two bearings are installed on the upper lead screw and the lower lead screw correspondingly and used for supporting the lead screws; the two transparent covers are used for pressing the bearings correspondingly; the spline sleeve is used for being connected with the upper lead screw and the lower lead screw; the two rotating nuts are installed on the upper lead screw and the lower lead screw correspondingly; the two ends of each rotating nut are each provided with two sliding blocks used for clamping the corresponding rotating nut between an upper eccentric sleeve shifting fork and a lower eccentric sleeve shifting fork; and during abrasion of an upper roller ring and a lower roller ring, the lead screw mechanism is driven by the speed reducing motor, and the upper eccentric sleeve and the lower eccentric sleeve are rotated and adjusted synchronously to control the center distance between the upper rolling roller shaft and the lower rolling roller shaft. The distance-adjustable cold rolling speed reducer is small in occupied space and high in roller ring utilizing rate.
Description
Technical field
The present invention relates to the technical field of cold rolling reductor, especially a kind of cold rolling reductor of adjustable pitch.
Background technology
Reductor plays coupling rotating speed and the effect of transmission torque between prime mover and working machine or actuator, uses it
Purpose be reduce rotating speed, increase torque, apply extremely wide in modern mechanical.The reductor that user uses at present, substantially
All fixed center away from, once casing processes, and centre-to-centre spacing can not adjust.
Summary of the invention
The technical problem to be solved in the present invention is: in order to solve the problem that the prior art in above-mentioned background technology exists,
A kind of cold rolling reductor of adjustable pitch is provided.
The technical solution adopted for the present invention to solve the technical problems is: the cold rolling reductor of adjustable pitch, has milling train and peace
Being contained in the reducing motor at milling train top, milling train has that power shaft is vertical with power shaft with the jackshaft of power shaft vertical distribution to be divided
The topping roll axle of cloth and be positioned at the bottom roll axle immediately below topping roll axle, topping roll axle has upper collars, and bottom roll axle has
There is lower collars；Being provided with drive bevel gear on described power shaft, jackshaft is provided with driven wheel of differential, power shaft is by actively
The engaged transmission of bevel gear and driven wheel of differential is slowed down；It is also equipped with active oblique gear on jackshaft, topping roll axle is provided with
Driven helical gear, jackshaft is directly delivered to topping roll axle by active oblique gear and driven helical gear engaged transmission and exports；
Be also equipped with actively idle pulley on topping roll axle, bottom roll axle be provided with driven idle pulley, topping roll axle by actively idle pulley and from
Transmission is directly delivered to the output of bottom roll axle by the engagement of dynamic idle pulley；Also there is upper eccentric bushing, on bottom roll axle on topping roll axle
Also having lower eccentric bushing, the cold rolling reductor of described high speed also has screw mechanism；Described screw mechanism includes leading screw and upper silk
Lower leading screw that the oppositely oriented pitch of thick stick is identical, be arranged on leading screw top and with in reducing motor driving gear engaged transmission from
Moving gear, two be separately mounted on leading screw and lower leading screw and for supporting the bearing of leading screw, two for respectively compression axis
The transparent cover held, for connecting upper leading screw and the spline housing of lower leading screw and two rotations being separately mounted on upper leading screw and lower leading screw
Nut, the two ends of each rotation nut are respectively provided with two for being stuck in upper eccentric bushing shift fork and lower bias by rotating nut accordingly
Slide block between set shift fork, drives screw mechanism synchronous axial system to regulate when upper collars and lower collars wear and tear by reducing motor
Upper eccentric bushing and lower eccentric bushing control topping roll axle and the centre-to-centre spacing of bottom roll axle.
The most specifically, upper leading screw described in technique scheme is rotated through spline housing connection and synchronizes lower leading screw one
Rising and rotate, two rotate nuts along the relative or contrary synchronous axial system of leading screw, two rotate nut by two slide blocks be stuck in upper partially
Eccentric bushing and lower eccentric bushing on two rotation nut synchronous axial system between heart set shift fork and lower eccentric bushing shift fork.
The invention has the beneficial effects as follows: the cold rolling reductor of adjustable pitch of the present invention, reducing motor is made of one with milling train
Machine, saves the space of half, the highest mill speed be 600 meters per minute, and pollution-free, for environment-friendly type reductor；Meanwhile, logical
Cross and set up eccentric bushing adjustment system, topping roll axle and bottom roll axle set up eccentric bushing respectively, grind at upper collars and lower collars
During damage by reducing motor drive screw mechanism the upper eccentric bushing of synchronous axial system regulation and lower eccentric bushing control topping roll axle and
The centre-to-centre spacing of bottom roll axle, solves the immutable problem of centre-to-centre spacing, is greatly improved the utilization rate of collars.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 be Fig. 1 be the structural representation of the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the partial sectional view one of Fig. 1；
Fig. 4 is the partial sectional view two of Fig. 1.
Fig. 5 is the state diagram one of two eccentric bushings；
Fig. 6 is the state diagram two of two eccentric bushings.
Being numbered in accompanying drawing: 1, power shaft, 2, jackshaft, 3, topping roll axle, 31, upper collars, 32, upper eccentric bushing, 4,
Bottom roll axle, 41, lower collars, 42, lower eccentric bushing, 5, drive bevel gear, 6, driven wheel of differential, 7, active oblique gear, 8, driven
Helical gear, 9, screw mechanism, 91, driven gear, 92, transparent cover, 93, bearing, 94, upper leading screw, 95, rotate nut, 96, spline
Set, 97, lower leading screw, 98, slide block.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only with
The basic structure of the illustration explanation present invention, therefore it only shows the composition relevant with the present invention.
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the cold rolling reductor of adjustable pitch of the present invention, there is milling train and be arranged on milling train top
Reducing motor, is made of one machine by reducing motor and milling train, saves the space of half.Milling train has power shaft 1 and power shaft 1
Jackshaft 2 and the topping roll axle 3 of power shaft 1 vertical distribution of vertical distribution and be positioned at the bottom roll axle immediately below topping roll axle 3
4, topping roll axle 3 has upper collars 31, bottom roll axle 4 has lower collars 41；Drive bevel gear 5 is installed on power shaft 1,
Being provided with driven wheel of differential 6 on jackshaft 2, power shaft 1 is slowed down by the engaged transmission of drive bevel gear 5 and driven wheel of differential 6；
Being also equipped with active oblique gear 7 on jackshaft 2, topping roll axle 3 is provided with driven helical gear 8, jackshaft 2 is by actively helical teeth
The engaged transmission of wheel 7 and driven helical gear 8 is directly delivered to topping roll axle 3 and exports；It is also equipped with the most lazy on topping roll axle 3
Wheel, bottom roll axle 4 is provided with driven idle pulley, and topping roll axle 3 is direct by transmission by the engagement of actively idle pulley and driven idle pulley
It is delivered to bottom roll axle 4 export；Also there is on topping roll axle 3 upper eccentric bushing 32, bottom roll axle 4 also have lower eccentric bushing 42,
The cold rolling reductor of high speed also has screw mechanism 9；Screw mechanism 9 includes leading screw 94 and upper leading screw 94 oppositely oriented pitch phase
With lower leading screw 97, be arranged on leading screw 94 top and with the driven gear 91, two of driving gear engaged transmission in reducing motor
Individual it is separately mounted on leading screw 94 and lower leading screw 97 and for supporting 93, two, the bearing of leading screw for compressing bearing 93 respectively
Transparent cover 92, be separately mounted to leading screw 94 and lower leading screw for connecting the spline housing 96 of leading screw 94 and lower leading screw 97 and two
Rotation nut 95 on 97, the two ends of each rotation nut 95 be respectively provided with two for by rotate accordingly nut 95 be stuck in upper partially
The heart overlaps the slide block 98 between 32 shift forks and lower eccentric bushing 42 shift fork, passes through reducing motor at upper collars 31 and lower collars 41 when wearing and tearing
Screw mechanism 9 the synchronous axial system upper eccentric bushing 32 of regulation and lower eccentric bushing 42 is driven to control topping roll axle 3 and bottom roll axle 4
Centre-to-centre spacing.Upper leading screw 94 is rotated through leading screw 97 under spline housing 96 connection synchronizes and rotates together, and two rotate nuts 95 along silk
Relative or the contrary synchronous axial system of thick stick, two rotate nut 95 and are stuck in upper eccentric bushing 32 shift fork and lower eccentric bushing 42 by two slide blocks 98
Eccentric bushing 32 and lower eccentric bushing 42 on two rotation nut 95 synchronous axial system between shift fork.
Transmission is transferred to jackshaft 2 by the engagement of drive bevel gear 5, driven wheel of differential 6 by power shaft 1, and jackshaft 2 leads to
Cross active oblique gear 7, transmission is transferred to topping roll axle 3 by the engagement of driven helical gear 8, then by actively idle pulley, driven idle pulley
Engagement transmission is transferred to bottom roll axle 4.
See Fig. 5 and Fig. 6, before upper eccentric bushing 32 and lower eccentric bushing 42 adjust, eccentric bushing 32 and lower eccentric bushing 42 in setting
Cylindrical centre-to-centre spacing is A, is casing dead eye centre-to-centre spacing, and the endoporus centre-to-centre spacing of upper eccentric bushing 32 and lower eccentric bushing 42 is A1, on
Eccentric bushing 32 and excircle eccentricity amount are A0, and lower eccentric bushing 42 is also A0 with excircle eccentricity amount；Upper eccentric bushing 32 and lower eccentric bushing 42
After adjustment, upper eccentric bushing 32 and lower eccentric bushing 42 synchronous axial system, upper eccentric bushing 32 and lower eccentric bushing 42 endoporus centre-to-centre spacing by
A1 becomes A2, i.e. the centre-to-centre spacing of topping roll axle 3 and bottom roll axle 4 is become A2 from A1.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff is complete
Entirely can carry out various change and amendment in the range of without departing from this invention technological thought.The technology of this invention
The content that property scope is not limited in description, it is necessary to determine its technical scope according to right.
Claims (2)
1. the cold rolling reductor of adjustable pitch, is characterized in that: having milling train and be arranged on the reducing motor at milling train top, milling train has defeated
Enter axle (1) and the jackshaft (2) of power shaft (1) vertical distribution and the topping roll axle (3) of power shaft (1) vertical distribution and be positioned at
Bottom roll axle (4) immediately below topping roll axle (3), topping roll axle (3) has upper collars (31), and bottom roll axle has on (4)
Lower collars (41)；Drive bevel gear (5) is installed on described power shaft (1), jackshaft (2) is provided with driven wheel of differential (6),
Power shaft (1) is slowed down by the engaged transmission of drive bevel gear (5) and driven wheel of differential (6)；It is also equipped with main on jackshaft (2)
Dynamic helical gear (7), topping roll axle (3) is provided with driven helical gear (8), and jackshaft (2) is by active oblique gear (7) and driven
The engaged transmission of helical gear (8) is directly delivered to topping roll axle (3) output；Actively idle pulley it is also equipped with on topping roll axle (3), under
Being provided with driven idle pulley on roll mandrel (4), transmission is directly passed by topping roll axle (3) by the engagement of actively idle pulley and driven idle pulley
It is delivered to bottom roll axle (4) output；Also having upper eccentric bushing (32) on topping roll axle (3), bottom roll axle also has lower bias on (4)
Set (42), the cold rolling reductor of described high speed also has screw mechanism (9)；Described screw mechanism (9) include leading screw (94) and on
Lower leading screw (97) that leading screw (94) oppositely oriented pitch is identical, be arranged on leading screw (94) top and with driving tooth in reducing motor
The wheel driven gear (91) of engaged transmission, two be separately mounted to leading screw (94) and lower leading screw (97) and go up and be used for supporting leading screw
Bearing (93), two for compressing the transparent cover (92) of bearing (93) respectively, be used for connecting leading screw (94) and lower leading screw (97)
Spline housing (96) and two rotation nuts (95) being separately mounted on leading screw (94) and lower leading screw (97), each rotation spiral shell
The two ends of female (95) are respectively provided with two and are stuck in upper eccentric bushing (32) shift fork and lower eccentric bushing for rotating nut (95) accordingly
(42) slide block (98) between shift fork, drives screw mechanism by reducing motor at upper collars (31) and lower collars (41) when wearing and tearing
And the upper eccentric bushing (32) of synchronous axial system regulation and lower eccentric bushing (42) control in topping roll axle (3) and bottom roll axle (4) (9)
The heart away from.
The cold rolling reductor of adjustable pitch the most according to claim 1, is characterized in that: described upper leading screw (94) is rotated through spline
Set (96) couples and synchronizes lower leading screw (97) and rotate together, and two rotate nut (95) along the relative or contrary synchronous axial system of leading screw,
Two rotate nut (95) and are stuck in two between upper eccentric bushing (32) shift fork and lower eccentric bushing (42) shift fork by two slide blocks (98)
Eccentric bushing (32) and lower eccentric bushing (42) on individual rotation nut (95) synchronous axial system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522829.7A CN106040748A (en) | 2016-07-06 | 2016-07-06 | Distance-adjustable cold rolling speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522829.7A CN106040748A (en) | 2016-07-06 | 2016-07-06 | Distance-adjustable cold rolling speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106040748A true CN106040748A (en) | 2016-10-26 |
Family
ID=57200940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610522829.7A Pending CN106040748A (en) | 2016-07-06 | 2016-07-06 | Distance-adjustable cold rolling speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106040748A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488364A (en) * | 2018-03-26 | 2018-09-04 | 太重煤机有限公司 | Coalcutter transmission system speed adjusting gear and method |
| CN110332302A (en) * | 2019-04-25 | 2019-10-15 | 江苏国茂减速机股份有限公司 | A kind of center is away from adjustable speed reducer |
| CN111267533A (en) * | 2020-03-30 | 2020-06-12 | 陕西工业职业技术学院 | Spacing-adjustable synchronous pair roller |
| CN112387787A (en) * | 2020-11-25 | 2021-02-23 | 常熟市恒丰轧辊有限公司 | Conveniently adjust rolling wheel of use interval |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1078726A (en) * | 1964-01-07 | 1967-08-09 | Demag Ag | Roll stand drive for adjusting a roll stand from three to two high working |
| CN2139035Y (en) * | 1992-08-14 | 1993-07-28 | 王太康 | Middle, Low speed 45deg. non-twisted continuous mill driving device |
| CN203265262U (en) * | 2013-05-15 | 2013-11-06 | 南京金腾重载齿轮箱有限公司 | Deformed steel bar rolling mill gearbox set with top intersecting angle of output shafts as 45 degrees |
| CN105414421A (en) * | 2016-01-05 | 2016-03-23 | 江苏赫夫特齿轮制造有限公司 | Screw rolling machine eccentric bushing |
| CN105499451A (en) * | 2016-01-05 | 2016-04-20 | 江苏赫夫特齿轮制造有限公司 | Novel thread rolling machine for deformed steel bar used in building |
| CN206253455U (en) * | 2016-07-06 | 2017-06-16 | 江苏赫夫特齿轮制造有限公司 | The cold rolling reductor of adjustable pitch |
-
2016
- 2016-07-06 CN CN201610522829.7A patent/CN106040748A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1078726A (en) * | 1964-01-07 | 1967-08-09 | Demag Ag | Roll stand drive for adjusting a roll stand from three to two high working |
| CN2139035Y (en) * | 1992-08-14 | 1993-07-28 | 王太康 | Middle, Low speed 45deg. non-twisted continuous mill driving device |
| CN203265262U (en) * | 2013-05-15 | 2013-11-06 | 南京金腾重载齿轮箱有限公司 | Deformed steel bar rolling mill gearbox set with top intersecting angle of output shafts as 45 degrees |
| CN105414421A (en) * | 2016-01-05 | 2016-03-23 | 江苏赫夫特齿轮制造有限公司 | Screw rolling machine eccentric bushing |
| CN105499451A (en) * | 2016-01-05 | 2016-04-20 | 江苏赫夫特齿轮制造有限公司 | Novel thread rolling machine for deformed steel bar used in building |
| CN206253455U (en) * | 2016-07-06 | 2017-06-16 | 江苏赫夫特齿轮制造有限公司 | The cold rolling reductor of adjustable pitch |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488364A (en) * | 2018-03-26 | 2018-09-04 | 太重煤机有限公司 | Coalcutter transmission system speed adjusting gear and method |
| CN110332302A (en) * | 2019-04-25 | 2019-10-15 | 江苏国茂减速机股份有限公司 | A kind of center is away from adjustable speed reducer |
| CN111267533A (en) * | 2020-03-30 | 2020-06-12 | 陕西工业职业技术学院 | Spacing-adjustable synchronous pair roller |
| CN112387787A (en) * | 2020-11-25 | 2021-02-23 | 常熟市恒丰轧辊有限公司 | Conveniently adjust rolling wheel of use interval |
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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: 20161026 |
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| RJ01 | Rejection of invention patent application after publication |