CN206104555U - Cooling device for roller - Google Patents
Cooling device for roller Download PDFInfo
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- CN206104555U CN206104555U CN201621187949.8U CN201621187949U CN206104555U CN 206104555 U CN206104555 U CN 206104555U CN 201621187949 U CN201621187949 U CN 201621187949U CN 206104555 U CN206104555 U CN 206104555U
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- roll
- cooling device
- water pipe
- crossbeam
- installation
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Abstract
The utility model provides a cooling device for roller belongs to a production facility that is used for the hot rolling production line, and this cooling device for roller includes at least one support group spare and the integrated unit of at least one cooling, and support group spare is on a parallel with the axis setting of roll and has the interval with the roll including installation crossbeam and two installation pieces, installation crossbeam, and two installation pieces set up on the rolling mill memorial archway of roll both sides symmetrically, and the ascending mounting groove of an opening has all been seted up to upper surface of every installation piece, mounting groove corresponds cooperation with the tip of installation crossbeam, and in each self -corresponding mounting groove was inserted respectively at the both ends of installation crossbeam, the integrated unit of cooling was installed on the installation crossbeam, and cooling integration unit and workshop cross current are sprayed water to the roll. This cooling device for roller can conveniently install and dismantle, does benefit to operations and maintenance.
Description
Technical field
This utility model belongs to a kind of production equipment for hot rolling line, more particularly to for one kind of hot rolling mill
Roll cooling device.
Background technology
Roll cooling device is the important component part of roll coolant system.At present, what domestic hot rolling workshop was adopted rolls
Roller chiller is broadly divided into direct-injection type roll cooling device and improvement type roll cooling device, above two roll cooling device
Have the shortcomings that flow-control, Stress control, cooling coverage rate are inaccurate, be not only unfavorable for the control of roll heat fatigue cracking,
Also product quality is had influence on.
Specifically, as shown in figure 1, direct-injection type roll cooling device is the initial form of hot rolling mill roll cooling, this
Kind of chiller and its simple, the direct-connected workshop water pipe 400 of straight-through metal hose 1 is arranged only at the steel rolling outlet side of milling train,
Ball valve 3 is arranged near the position of workshop water pipe to be used for controlling the water yield and unlatching.This direct-injection type roll cooling device adopts water pipe
Direct-connected form, its structure is excessively simple and is not easy to control the water yield, flow velocity and cooling water jet coverage rate, fine with current
The theory changed management and produce is runed counter to.
As shown in Fig. 2 improvement type roll cooling device is improved on the basis of direct-injection type roll cooling device,
Roll 200 is arranged between two mill housings 300, and metal hose 1 is arranged on the side of roll 200, in going out for metal hose 1
Integrated pipe 2 is connected with mouthful, multiple small-bore pipes have been welded on integrated pipe 2 as outlet, the jet for expanding cooling water covers
Capping, but still it is not easy to control the water yield and flow velocity.
Two kinds of above-mentioned roll cooling devices, are not easy to realize the water yield, hydraulic pressure, the control of cooling water jet overlay area
System, roll heat fatigue affects larger, and roll is also easy to produce deformation, crackle.In addition, using both the above roll cooling device, being
Reducing the heat exhaustion of roll affects, and improves the cooling effectiveness of roll, increasing workshop water consumption that can only be simple, causes water money
The waste in source.
Above two roll cooling device also has a unsurmountable defect, and above two roll cooling device is solid
Surely be arranged on milling train, its installation and removal process is complicated, particularly when chiller goes wrong, it is carried out maintenance and
Replacing is inconvenient, and then affects the production efficiency of whole hot rolling workshop.
Utility model content
The purpose of this utility model is to provide a kind of roller chiller, for the cooling of hot rolling workshop rolling mill roll, Neng Goufang
Just mount and dismount, beneficial to operation and maintenance.
To reach above-mentioned purpose, the utility model proposes a kind of roll cooling device, wherein, the roll cooling device bag
At least one support component and at least one cooling integrated unit are included, the support component includes installing crossbeam and two installations
Block, the installation crossbeam is arranged parallel to the axis of roll and has interval with the roll, and two mounting blocks are symmetrically
It is arranged on the mill housing of the roll both sides, the upper surface of each mounting blocks offers the installation of an opening upwards
Groove, the installation groove and the end corresponding matching for installing crossbeam, the two ends of the installation crossbeam are inserted respectively each
It is corresponding it is described installation groove in, it is described cooling integrated unit be arranged on it is described installation crossbeam on, it is described cooling integrated unit with
Workshop water pipe connection is simultaneously sprayed water to the roll.
Roll cooling device as above, wherein, the cooling integrated unit includes arc water pipe, at least one water inlet
Pipe and multiple nozzles, the arc water pipe and the roll arranged concentric, multiple nozzles are arranged on the arc water pipe court
To on the side wall of the roll side, the water inlet pipe be arranged on the arc water pipe dorsad on the side wall of the roll side simultaneously
The arc water pipe and the workshop water pipe are connected, the water inlet pipe is fixed on the installation crossbeam.
Roll cooling device as above, wherein, the roll cooling device includes two support components, two
The support component is separately positioned on the outlet side of the entrance side of the roll and the roll, is provided with the arc water pipe
Two water inlet pipes, two water inlet pipes are located at respectively the entrance side and the outlet side, and two water inlet pipes are each
From on the installation crossbeam for being fixed in the support component of its homonymy.
Roll cooling device as above, wherein, the arc water pipe is located at the length of the roll entrance side and is less than
The arc water pipe is located at the length of the roll exit side.
Roll cooling device as above, wherein, the institute of the outlet side of the roll is located on the arc water pipe
State the quantity of the quantity more than the nozzle of the entrance side positioned at the roll of nozzle.
Roll cooling device as above, wherein, the nozzle is removedly arranged on the arc water pipe.
Roll cooling device as above, wherein, near the injection of first nozzle of the roll entrance side
Centrage is 70 degree with the angle of rolling centerline, and the angle of the spray centerline of the adjacent nozzle of each two is 30 degree.
Roll cooling device as above, wherein, offer installation on the installation crossbeam at least end face of one end
Hole, is provided with adjustment bolt in the installing hole, one end of the adjustment bolt is connected with the inner thread of the installing hole,
The other end contact of the adjustment bolt is on the mill housing.
Roll cooling device as above, wherein, the installation groove is U-type groove.
Roll cooling device as above, wherein, the roll cooling device includes multiple cooling integrated units, multiple
The cooling integrated unit is distributed on the installation crossbeam along the axial direction of the roll.
Compared with prior art, this utility model has the characteristics that and advantage：
The utility model proposes roll cooling device its cooling integrated unit by support component be arranged on two milling trains
Between memorial archway, support component is arranged to the structure of fast assembling-disassembling, during installation, is directly located at the two ends insertion for installing crossbeam
In the installation groove on both sides mounting blocks surface, very simple is convenient；During dismounting, crossbeam is installed in directly upper lift, installs crossbeam
Just separate with two mounting blocks, also just conveniently realized the dismounting by crossbeam is installed.It is horizontal that cooling integrated unit is arranged on installation
Liang Shang, so, in process of production, for the operation and maintenance of cooling integrated unit, also just becomes very simple, convenience, greatly
Production efficiency is improve greatly.
Description of the drawings
Accompanying drawing described here is only used for task of explanation, and is not intended to by any way limit disclosed in this utility model
Scope.In addition, shape and proportional sizes of each part in figure etc. are only schematic, it is used to help to reason of the present utility model
Solution, is not the shape and proportional sizes for specifically limiting each part of this utility model.Those skilled in the art is new in this practicality
Under the teaching of type, various possible shapes and proportional sizes can be as the case may be selected to implement this utility model.
Fig. 1 is the structural representation of direct-injection type roll cooling device in prior art；
Fig. 2 is the structural representation of improvement type roll cooling device in prior art；
Fig. 3 be the utility model proposes roll cooling device structural representation；
Fig. 4 is the utility model proposes the structural representation of middle cooling integrated unit.
Description of reference numerals：
1 metal hose；2 integrated pipes；
3 ball valves；100 roll cooling devices；
110 support components；111 install crossbeam；
112 mounting blocks；113 adjustment bolts；
120 cooling integrated units；121 arc water pipes；
122 water inlet pipes；123 nozzles；
200 rolls；201 entrance sides；
202 outlet sides；300 mill housings；
400 workshop water pipes；
The spray centerline of first nozzle of α and the angle of horizontal rolling centerline place horizontal plane.
Specific embodiment
With reference to the description of accompanying drawing and this utility model specific embodiment, can clearly understand of the present utility model
Details.But, specific embodiment of the present utility model described here is not only used for explaining the purpose of this utility model, and not
Can be understood as by any way being to restriction of the present utility model.Under teaching of the present utility model, technical staff is contemplated that
Based on arbitrarily possible deformation of the present utility model, these are regarded as belonging to scope of the present utility model.
Refer to Fig. 3 and Fig. 4, wherein, Fig. 3 be the utility model proposes roll cooling device structural representation；Fig. 4
For the structural representation for cooling down integrated unit in this utility model.As shown in figure 3, the utility model proposes roll cooling device
100 include at least one support component 110 and at least one cooling integrated unit 120.Support component 110 includes installing crossbeam
111 and two mounting blocks 112, crossbeam 111 is installed and is arranged on the outside of roll 200 and be there is interval with roll 200, crossbeam is installed
111 axis and the diameter parallel of roll 200, two mounting blocks 112 are symmetrically fixed on the mill housing of the both sides of roll 200
On 300, the upper surface of each mounting blocks 112 offers the installation groove of opening upwards, installs groove and installs crossbeam 111
End corresponding matching, installs the direction for being parallel to the axis of roll 200 of groove, and the two ends for installing groove extend respectively to peace
The respective side wall of dress block 112, the two ends for installing crossbeam 111 are inserted respectively in the installation groove of the both sides of roll 200, cooling collection
It is arranged on into unit 120 and installs on crossbeam 111, cooling integrated unit 120 is connected with workshop water pipe 400 and sprayed water to roll 200.
This utility model provides the roll cooling of a kind of simple structure, easy accessibility for the cooling of hot rolling workshop rolling mill roll
Device 100, its cooling integrated unit 120 is arranged between two mill housings 300 by support component 110, support component 110
The structure of fast assembling-disassembling is arranged to, during installation, directly the two ends insertion for installing crossbeam 111 both sides mill housing is located at into
In the installation groove of 300 upper surface of mounting blocks 112, very simple is convenient；Installing groove can enter to installing crossbeam 111
Row is spacing, prevents installation crossbeam 111 from sliding from mounting blocks 112.During dismounting, crossbeam 111 is installed in directly upper lift, installs crossbeam
111 just separate with two mounting blocks 112, and correspondingly, also just having conveniently realized will install crossbeam 111 from two mill housings
Remove between 300.Cooling integrated unit 120 is arranged on installation crossbeam 111, so, in process of production, integrated for cooling down
The operation and maintenance of unit 120, also just becomes very simple, convenience, substantially increases production efficiency.
In one optional example of this utility model, as shown in figure 4, cooling integrated unit 120 includes arc water pipe
121st, at least one water inlet pipe 122 and multiple nozzles 123, arc water pipe 121 and the arranged concentric of roll 200 (arc water pipe 121 its
The center of circle of camber line and the center superposition of the cross section of roll 200, have gap between arc water pipe 121 and roll 200), it is multiple
Nozzle 123 is arranged on arc water pipe 121 towards on the side wall of the side of roll 200, and water inlet pipe 122 is arranged on arc water pipe 121 and carries on the back
To on the side wall of the side of roll 200, water inlet pipe 122 connects arc water pipe 121 and workshop water pipe 400, and water inlet pipe 122 is fixed in peace
On dress crossbeam 111.Wherein, nozzle 123 is distributed on arc water pipe 121 along the circumferencial direction of roll 200, the injection side of nozzle 123
To the centripetal direction (center of the injection direction of nozzle 123 towards the cross section of roll 200) for roll 200, integrated list is being cooled down
Nozzle 123 is used in unit 120, operation maintenance, the control of the water yield of being more convenient for and hydraulic pressure is not only facilitated so that the cooling of rolling region
The quantitative management of water is more effectively, it is to avoid the waste at water source.Water inlet pipe 122 can be steel pipe and be welded on arc water pipe 121
On, the connected mode of water inlet pipe 122 and installation crossbeam 111 can adopt other forms well known in the art.
In one optional example of this utility model, as shown in figure 4, roll cooling device 100 includes two groups of support groups
Part 110, two groups of support components 110 are separately positioned on the entrance side 201 and outlet side 202 of roll 200, set on arc water pipe 121
Be equipped with two water inlet pipes 122, two water inlet pipes 122 are located at respectively entrance side 201 and outlet side 202, and two water inlet pipes 122 with
The angle of the horizontal plane that horizontal rolling centerline is located is 50 degree, and (wherein, horizontal rolling centerline refers to that top and bottom rolls are distinguished
Horizontal center line between the two vertically moving and resulting after pressing mutually rolls), meanwhile, water inlet pipe 122
It is fixedly connected on the installation crossbeam 111 with the support component 110 of its homonymy, arc water pipe 121 passes through two groups of support components 110
Install, increased stability and firmness that cooling integrated unit 110 is installed.Due to the direct shadow of the discharge of roll cooling water
The cooling effect of roll 200 is rung, different workpiece measurement specifications and rolling requirements are considered in addition, water pipe 400 is away from milling train in workshop
Side is mounted with choke valve, can adjust choke valve according to actual requirement, makes workshop water pipe 400 at the same time or separately by two water inlets
Pipe 122 supplies water to arc water pipe 121 so that the pressure of roll cooling water being capable of precise control regulation with flow.
In one optional example of this utility model, as shown in figure 4, arc water pipe 121 covers the one of the circumference of roll 200
Partly (180 degree) left and right, also, arc water pipe 121 is located at the length of the outlet side 202 of roll 200 and is located at more than arc water pipe 121
The length of the entrance side 201 of roll 200.In the whole operation of rolling of rolled piece, the roll of outlet side 202 and the contact of rolled piece
Time is longer, and roller surface heats up more greatly, needs more water yields to take away the heat that roll is obtained from rolled piece, thus it requires
When arc water pipe 121 is arranged, its covering to the outlet side 202 of roll 200 is more than its covering to the entrance side 201 of roll 200,
It is more beneficial for weakening roll heat exhaustion.
In one optional example of this utility model, as shown in figure 4, positioned at the spray of outlet side 202 on arc water pipe 121
Quantity of the quantity of mouth 123 more than the nozzle 123 positioned at entrance side 201.It is further ensured that roll 200 its outlet side 202 is cooled down
The coverage rate of water is easy to the cooling of roll more than the coverage rate of the cooling water of 200 entrance side of roll 201, weakens roll heat exhaustion.
In one optional example of this utility model, nozzle 123 is removedly arranged on arc water pipe 121, in arc
The installation site of nozzle 123 has been reserved on shape water pipe 121, can according to the requirement of cooling water inflow and the requirement of jet face size,
Select to change nozzle.
In one optional example of this utility model, as shown in figure 4, near first nozzle of roll entrance side 201
The angle α of the horizontal plane that 123 spray centerline is located with horizontal rolling centerline is 70 degree, the adjacent nozzle 123 of each two
The angle of spray centerline be 30 degree.The arrangement form of said nozzle makes the cooling water sprayed by nozzle 123 along roll
The cooling in the direction of motion, more conducively roll, weakens roll fatigue, and also ensures that the cooling water sprayed by nozzle 123
Direction contact in certain acute angle with roller surface, it is the steam for producing that can be conducive to breaking through cooling water and hot roll contact
Film, so as to ensure the cooling effect of roll, reduces roll crack generation rate.
In one optional example of this utility model, as shown in figure 3, being entered by 113 pairs of installation crossbeams 111 of adjustment bolt
Row position adjustment and spacing, it at least offers installing hole on the end face of one end to install crossbeam 111, and tune is provided with the installing hole
Whole bolt 113, one end of adjustment bolt 113 is connected with the inner thread of above-mentioned installing hole, the other end contact of adjustment bolt 113
On mill housing 300.Can be realized to installing the spacing of crossbeam 111 by adjustment bolt 113, entered to installing crossbeam 111
When row is initially installed, adjustment bolt 113 is close to towards the end face of mill housing one end with the end face for installing crossbeam 111, works as installation
Crossbeam 111 is arranged on after installing in groove, is to limit the position for installing crossbeam 111 in roll axial direction, can rotate adjustment bolt
113 make it expose the lengthening of the part of installing hole, so as to eliminate the gap between adjustment bolt 113 and mill housing 300, so as to reality
Now to the positioning of installation crossbeam 111.In an optional example, as shown in figure 3, being respectively provided with the two ends for installing crossbeam 111
There is adjustment bolt 113.
In one optional example of this utility model, installation groove is U-type groove.Certainly, the shape for installing groove can be with
Other forms well known to those skilled in the art are designed to as needed.
In one optional example of this utility model, as shown in figure 3, roll cooling device 100 includes multiple cooling collection
Into unit 120, multiple cooling integrated units 120 are distributed on installation crossbeam 111 along the axial direction of roll 200.Cooling integrated unit
120 quantity can be changed according to the actual demand of production, in an optional example, as shown in figure 3, horizontal installing
Two cooling integrated units 120 are provided with beam 111.
Explaining in detail for the respective embodiments described above, its purpose is only that and this utility model explained, in order to
This utility model is better understood when, but, these descriptions can not be with any explanation into being to limit of the present utility model
System, particularly, each feature for describing in various embodiments can also mutual combination in any, implement so as to constitute other
Mode, except there is clearly contrary description, these features should be understood to be applied in any one embodiment, and and
It is not only limited to described embodiment.
Claims (10)
1. a kind of roll cooling device, it is characterised in that the roll cooling device includes at least one support component and at least
One cooling integrated unit, the support component includes installing crossbeam and two mounting blocks, and the installation crossbeam is parallel to roll
Axis arrange and there is interval with the roll, two mounting blocks are symmetrically disposed in the milling train board of the roll both sides
On mill, the upper surface of each mounting blocks offers the installation groove of an opening upwards, the installation groove and the peace
The end corresponding matching of dress crossbeam, the two ends of the installation crossbeam are inserted respectively in each self-corresponding installation groove, described
Cooling integrated unit is arranged on the installation crossbeam, and the cooling integrated unit is connected and to roll spray with workshop water pipe
Water.
2. roll cooling device as claimed in claim 1, it is characterised in that the cooling integrated unit include arc water pipe,
At least one water inlet pipe and multiple nozzles, the arc water pipe and the roll arranged concentric, multiple nozzles are arranged on institute
Arc water pipe is stated towards on the side wall of the roll side, the water inlet pipe is arranged on the arc water pipe dorsad roll one
On the side wall of side and connect the arc water pipe and the workshop water pipe, the water inlet pipe is fixed on the installation crossbeam.
3. roll cooling device as claimed in claim 2, it is characterised in that the roll cooling device includes described in two
Support component, two support components are separately positioned on the entrance side of the roll and the outlet side of the roll, the arc
It is provided with two water inlet pipes on water pipe, two water inlet pipes are located at respectively the entrance side and the outlet side, two
The water inlet pipe is each fixed on the installation crossbeam of the support component of its homonymy.
4. roll cooling device as claimed in claim 2, it is characterised in that the arc water pipe is located at the roll entrance side
Length less than the arc water pipe be located at the roll exit side length.
5. roll cooling device as claimed in claim 2, it is characterised in that positioned at the roll on the arc water pipe
Quantity of the quantity of the nozzle of outlet side more than the nozzle of the entrance side positioned at the roll.
6. roll cooling device as claimed in claim 2, its spy is that the nozzle is removedly arranged on the arc water
Guan Shang.
7. roll cooling device as claimed in claim 2, it is characterised in that near described in first of the roll entrance side
The spray centerline of nozzle and the angle of rolling centerline are 70 degree, the folder of the spray centerline of the adjacent nozzle of each two
Angle is 30 degree.
8. roll cooling device as claimed in any of claims 1 to 7 in one of claims, it is characterised in that in the installation crossbeam extremely
Installing hole is offered on the end face of few one end, adjustment bolt, one end of the adjustment bolt and institute are provided with the installing hole
The inner thread connection of installing hole is stated, the other end contact of the adjustment bolt is on the mill housing.
9. roll cooling device as claimed in any of claims 1 to 7 in one of claims, it is characterised in that the installation groove is U-shaped
Groove.
10. roll cooling device as claimed in any of claims 1 to 7 in one of claims, it is characterised in that the roll cooling device
Including multiple cooling integrated units, multiple cooling integrated units are distributed on the installation crossbeam along the axial direction of the roll
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187949.8U CN206104555U (en) | 2016-10-28 | 2016-10-28 | Cooling device for roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187949.8U CN206104555U (en) | 2016-10-28 | 2016-10-28 | Cooling device for roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206104555U true CN206104555U (en) | 2017-04-19 |
Family
ID=58525251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621187949.8U Active CN206104555U (en) | 2016-10-28 | 2016-10-28 | Cooling device for roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206104555U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814040A (en) * | 2019-10-30 | 2020-02-21 | 天津市中重科技工程有限公司 | Three-segmentation spray header of bar mill |
| CN112974538A (en) * | 2021-02-03 | 2021-06-18 | 广东韶钢松山股份有限公司 | Roller cooling device |
-
2016
- 2016-10-28 CN CN201621187949.8U patent/CN206104555U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814040A (en) * | 2019-10-30 | 2020-02-21 | 天津市中重科技工程有限公司 | Three-segmentation spray header of bar mill |
| CN110814040B (en) * | 2019-10-30 | 2024-05-31 | 中重科技(天津)股份有限公司 | Three segmentation shower pipes of bar rolling mill |
| CN112974538A (en) * | 2021-02-03 | 2021-06-18 | 广东韶钢松山股份有限公司 | Roller cooling device |
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