CN203917399U - Be applicable to the spindle bracket of play axle - Google Patents

Be applicable to the spindle bracket of play axle Download PDF

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Publication number
CN203917399U
CN203917399U CN201420251303.6U CN201420251303U CN203917399U CN 203917399 U CN203917399 U CN 203917399U CN 201420251303 U CN201420251303 U CN 201420251303U CN 203917399 U CN203917399 U CN 203917399U
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CN
China
Prior art keywords
main body
axle sleeve
bracket
shaft coupling
hydraulic cylinder
Prior art date
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Active
Application number
CN201420251303.6U
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Chinese (zh)
Inventor
侯顺轶
严国平
徐时栋
董义君
朱志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wisdri Engineering and Research Incorporation Ltd
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Wisdri Engineering and Research Incorporation Ltd
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Priority to CN201420251303.6U priority Critical patent/CN203917399U/en
Application granted granted Critical
Publication of CN203917399U publication Critical patent/CN203917399U/en
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Abstract

The utility model discloses a kind of spindle bracket that is applicable to play axle, be arranged on intermediate roll shifting device, described spindle bracket comprises hydraulic cylinder, bracket main body and axle sleeve, described hydraulic cylinder is fixedly installed on intermediate roll shifting device, the piston of described hydraulic cylinder is connected with the top of bracket main body, the inner side in the vertical direction of described bracket main body offers groove, the two ends of described axle sleeve are arranged in described groove, on described axle sleeve, offer the through hole that shaft coupling is installed, the bottom of described bracket main body is installed with tray.The utility model can be in the time of not roll change, the play along with the play of intermediate calender rolls, and keep synchronizeing rotation with shaft coupling, and in the time of roll change, can fix shaft coupling simultaneously, make the roll change process of rolling-mill middle roller very convenient quick.

Description

Be applicable to the spindle bracket of play axle
Technical field
The utility model belongs to metal rolled technical field, is specifically related to a kind of spindle bracket that is applicable to play axle.
Background technology
Six-high cluster mill is a kind of board rolling mainstream model of technology maturation, and for the six-high cluster mill of intermediate roller driven, in the operation of rolling, roll surface can wear and tear, and therefore intermediate calender rolls often needs to change.For convenience of intermediate calender rolls roll change, design a kind of spindle bracket, this spindle bracket can be held the shaft coupling coordinating with intermediate calender rolls, ensures that the axial location of intermediate calender rolls is constant in intermediate calender rolls roll change process, thereby facilitates the replacing of intermediate calender rolls.
At present in order to reduce steel edge portion attenuate, conventionally the measure of taking is to make the intermediate calender rolls can axial float, to make belt steel surface stressed evenly, the band steel that rolling template is better, still, due to the play of intermediate calender rolls, shaft coupling will be along with intermediate calender rolls together play, for the play of more flexible cooperation intermediate calender rolls, requires the spindle bracket must be along with shaft coupling together axial float, and in not roll change, do not affect the normal work of milling train.But there is following defect in existing spindle bracket: the one, when not roll change, spindle bracket can not be along with the play of intermediate calender rolls play, the 2nd, when not roll change, spindle bracket can not keep synchronizeing rotation with shaft coupling, and the 3rd, when roll change, spindle bracket can not be fixed shaft coupling.
Utility model content
The technical problems to be solved in the utility model is, for the defect of the existing spindle bracket existence of mentioning in background technology, provides a kind of spindle bracket that is applicable to play axle.
The utility model solves the technical scheme that its technical problem adopts:
A kind of spindle bracket that is applicable to play axle is provided, be arranged on intermediate roll shifting device, described spindle bracket comprises hydraulic cylinder, bracket main body and axle sleeve, described hydraulic cylinder is fixedly installed on intermediate roll shifting device, the piston of described hydraulic cylinder is connected with the top of bracket main body, the inner side in the vertical direction of described bracket main body offers groove, the two ends of described axle sleeve are arranged in described groove, on described axle sleeve, offer the through hole that shaft coupling is installed, the bottom of described bracket main body is installed with tray.
By technique scheme, on described intermediate roll shifting device, be provided with gathering sill, the top of described bracket main body is arranged in described gathering sill.
By technique scheme, the length of described groove is greater than the length of axle sleeve.
By technique scheme, described axle sleeve is rectangle axle sleeve.
By technique scheme, described hydraulic cylinder is mounted by means of bolts on intermediate roll shifting device.
The beneficial effect that the utility model produces is: the utility model is simple in structure, method for designing is ingenious, can be in the time of not roll change, the play along with the play of intermediate calender rolls, and keep synchronizeing rotation with shaft coupling, in the time of roll change, can fix shaft coupling simultaneously, make the roll change process of rolling-mill middle roller very convenient quick.
Concrete, in the time of not roll change, hydraulic cylinder stretches out, and drives bracket main body to move down, tray is not contacted with axle sleeve, without holding shaft coupling, because hydraulic cylinder is fixedly connected with intermediate roll shifting device, bracket main body coordinates with axle sleeve tongue and groove, and axle sleeve coordinates with shaft coupling, make this spindle bracket along with intermediate calender rolls together play, and keep relative static in the horizontal direction with shaft coupling all the time, i.e. this spindle bracket and shaft coupling maintenance is synchronized with the movement and can not affects the rotation of shaft coupling; In the time of roll change, first with intermediate roll shifting device, intermediate calender rolls is moved to initial position, then hydraulic cylinder shrinks, and drives on bracket main body and moves, and makes tray hold shaft coupling, thereby can fix shaft coupling, to carry out roll change.In addition, because roll surface wearing, in order to ensure the relation between roller system, intermediate calender rolls need to move in vertical plane, coordinates with the tongue and groove of axle sleeve by bracket main body, just can lead to the movement of intermediate calender rolls in vertical direction.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the top view of Fig. 1.
Wherein: 1-intermediate roll shifting device, 2-gathering sill, 3-hydraulic cylinder, 4-bracket main body, 5-tray, 6-axle sleeve, 7-shaft coupling.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
In preferred embodiment of the present utility model, as Fig. 1, shown in Fig. 2, a kind of spindle bracket that is applicable to play axle, be arranged on intermediate roll shifting device 1, this spindle bracket comprises hydraulic cylinder 3, bracket main body 4 and axle sleeve 6, hydraulic cylinder 3 is bolted and is arranged on intermediate roll shifting device 1 therewith along with intermediate calender rolls play, the piston of hydraulic cylinder 3 is connected by bearing pin with the top of bracket main body 4, bracket main body 4 is the weldment with groove, the inner side in the vertical direction of bracket main body 4 offers groove, the two ends of axle sleeve 6 are arranged in this groove, synchronize with the axial of shaft coupling to ensure bracket main body, the length of this groove is greater than the length of axle sleeve 6, axle sleeve 6 is rectangle axle sleeve, on axle sleeve 6, offer the through hole that shaft coupling 7 is installed, axle sleeve coordinates with shaft coupling, can be by shaft coupling axial location, the bottom of bracket main body 4 is bolted two trays 5 is installed.
Preferably, be provided with gathering sill 2 on intermediate roll shifting device 1, the top of bracket main body 4 is arranged in this gathering sill 2, and in the time that hydraulic cylinder 3 is flexible, this gathering sill 2 can ensure that bracket main body 4 moves all the time in vertical plane.
Operation principle of the present utility model is: in the time not carrying out roll change, hydraulic cylinder 3 stretches out, drive bracket main body 4 to move down, tray 5 is not contacted with axle sleeve 6, without holding shaft coupling 7, because hydraulic cylinder 3 is fixedly connected with intermediate roll shifting device 1, bracket main body 4 coordinates with axle sleeve 6 tongue and grooves, and axle sleeve 6 coordinates with shaft coupling 7, make this spindle bracket along with intermediate calender rolls together play, and keep relative static in the horizontal direction with shaft coupling 7 all the time, this spindle bracket and shaft coupling keep being synchronized with the movement and can not affect the rotation of shaft coupling; In the time of needs roll change, first with intermediate roll shifting device 1, intermediate calender rolls is moved to initial position, then hydraulic cylinder 3 shrinks, drive on bracket main body 4 and move, make tray 5 hold shaft coupling 7, axle sleeve 6 has played the effect of axial location, by fixing shaft coupling 7, to carry out roll change; Because roll surface wearing, in order to ensure the relation between roller system, intermediate calender rolls need to move in vertical plane, groove fit by bracket main body 4 with axle sleeve 6, just can lead to the movement of intermediate calender rolls in vertical direction, between bracket main body 4 and axle sleeve 6, not only can meet the location in horizontal direction by groove fit, the guide effect in the vertical direction that groove also plays simultaneously.
The utility model method is ingenious, utilizes flexible this spindle bracket of controlling of hydraulic cylinder whether to hold shaft coupling, thereby determines the duty of this spindle bracket, and motion tongue and groove coordinates principle cleverly, shaft coupling has been carried out to axial location, and when ensureing roll change, shaft coupling can be fixed.The utility model can make the roll change process of rolling-mill middle roller very convenient quick.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of the utility model claims.

Claims (5)

1. one kind is applicable to the spindle bracket of play axle, be arranged on intermediate roll shifting device, it is characterized in that: described spindle bracket comprises hydraulic cylinder, bracket main body and axle sleeve, described hydraulic cylinder is fixedly installed on intermediate roll shifting device, the piston of described hydraulic cylinder is connected with the top of bracket main body, the inner side in the vertical direction of described bracket main body offers groove, the two ends of described axle sleeve are arranged in described groove, on described axle sleeve, offer the through hole that shaft coupling is installed, the bottom of described bracket main body is installed with tray.
2. the spindle bracket that is applicable to play axle according to claim 1, is characterized in that: on described intermediate roll shifting device, be provided with gathering sill, the top of described bracket main body is arranged in described gathering sill.
3. the spindle bracket that is applicable to play axle according to claim 1, is characterized in that: the length of described groove is greater than the length of axle sleeve.
4. the spindle bracket that is applicable to play axle according to claim 1, is characterized in that: described axle sleeve is rectangle axle sleeve.
5. the spindle bracket that is applicable to play axle according to claim 1, is characterized in that: described hydraulic cylinder is mounted by means of bolts on intermediate roll shifting device.
CN201420251303.6U 2014-05-16 2014-05-16 Be applicable to the spindle bracket of play axle Active CN203917399U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420251303.6U CN203917399U (en) 2014-05-16 2014-05-16 Be applicable to the spindle bracket of play axle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420251303.6U CN203917399U (en) 2014-05-16 2014-05-16 Be applicable to the spindle bracket of play axle

Publications (1)

Publication Number Publication Date
CN203917399U true CN203917399U (en) 2014-11-05

Family

ID=51813280

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420251303.6U Active CN203917399U (en) 2014-05-16 2014-05-16 Be applicable to the spindle bracket of play axle

Country Status (1)

Country Link
CN (1) CN203917399U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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