CN204074831U - A kind of continuous recurvation equipment of rolled metal composite strip - Google Patents
A kind of continuous recurvation equipment of rolled metal composite strip Download PDFInfo
- Publication number
- CN204074831U CN204074831U CN201420520417.6U CN201420520417U CN204074831U CN 204074831 U CN204074831 U CN 204074831U CN 201420520417 U CN201420520417 U CN 201420520417U CN 204074831 U CN204074831 U CN 204074831U
- Authority
- CN
- China
- Prior art keywords
- roller group
- pair roller
- convex surface
- metal composite
- 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.)
- Withdrawn - After Issue
Links
Abstract
The utility model provides a kind of continuous recurvation equipment of rolled metal composite strip, comprise frame, be arranged on the pair roller group be made up of convex surface roller and concave roll in frame and pinch roll pair, pair roller group sets gradually the first pair roller group, the second pair roller group, the 3rd pair roller group from entrance to Way out, and convex surface roller quantity is successively decreased successively.By relative with the convex surface of recurvation roller for the convex surface of the metal composite band after rolling, the entrance of continuous recurvation equipment is sent into length direction, successively continuous depressing force is applied to metal composite band by the first pair roller group, the second pair roller group and the 3rd pair roller group, exported by pinch roll again, namely complete the recurvation to rolled metal composite strip.The metal level that the thermal coefficient of expansion that the utility model makes to be in external diameter direction is large reaches elastic-plastic deformation district, the permanent deformation producing trace is extended, the microscopic length of two kinds of metals is made to reach basically identical, eliminate rolled metal composite strip " the convex back of the body " defect, the band after recurvation just can reach the requirement of glacing flatness again through conventional sheet material leveling equipment.
Description
Technical field
The utility model relates to a kind of continuous recurvation equipment of rolled metal composite strip, belongs to metal material finishing technique field.
Background technology
Rolled metal composite board is the description of materials of material manufacturing focus development in recent years, because metallic composite panel is with 2 kinds of different metal material compositions, in use can utilize the speciality of 2 kinds of materials fully, reach the result of use of economical and efficient, thus more and more receive publicity.Rolled metal composite board manufactures with milling train at high operating temperatures, and two blocks of metals are under high temperature and high pressure effect, and its faying face is metallurgical binding state, and binding strength is very high.As Fig. 1, because the thermal coefficient of expansion of bi-material is different, some difference is also larger, and band is when high temperature rolling state, under the effect of roll-force, its microscopic length is equal, and material is in straightened condition, when after material cooled to normal temperature, because amount of contraction is different, two kinds of metals length on microcosmic is unequal, and 1, the metal that thermal coefficient of expansion is large is shorter, and 2 thus little to the thermal coefficient of expansion connected together with it, metal produces larger tension.Sheet material is understood to the larger one side contraction distortion of thermal coefficient of expansion under action of pulling stress, and make material occur " the convex back of the body " phenomenon, composite is thinner, and " the convex back of the body " phenomenon is more serious.Used leveling technology adopts traditional plate straightening roll, sheet stretcher or sheet material planisher to process.These treatment technologies can only discharge the tension of band in rolling (length) direction, the tension of band cross-sectional direction can not be discharged, thus still there is significantly " the convex back of the body " phenomenon in cross-sectional direction, the flatness of sheet material does not reach the requirement of national standard.Rolled metal composite board " the convex back of the body " phenomenon is the difficult problem affecting thin slab product presentation quality at present, has a strong impact on application and the popularization of thin slab product, is badly in need of solving.
Summary of the invention
For solving " the convex back of the body " problem of rolled metal composite board, the utility model provides a kind of continuous recurvation equipment of rolled metal composite strip.
The utility model is achieved through the following technical solutions: a kind of continuous recurvation equipment of rolled metal composite strip, comprise frame, be arranged on the pair roller group be made up of convex surface roller and concave roll in frame and pinch roll, it is characterized in that: described pair roller group sets gradually following pair roller group from entrance to Way out:
First pair roller group, comprise multiple parallel convex surface roller and a corresponding concave roll arranged, left and right two rollers of the outermost end in convex surface roller are set to curved surface roller, and the inner face diameter of each curved surface roller is greater than outer face diameter, and intermediate calender rolls is cylindrical roll;
Second pair roller group, comprise at least two parallel convex surface rollers and a corresponding concave roll arranged, two rollers of the outermost end in convex surface roller are set to curved surface roller, and the inner face diameter of each curved surface roller is greater than outer face diameter;
3rd pair roller group, comprise a convex surface roller and a corresponding concave roll arranged, convex surface roller is curved surface roller;
The convex surface roller quantity of described first pair roller group, the second pair roller group, the 3rd pair roller group is successively decreased successively.
The mid portion of the concave roll roll surface of described first pair roller group and the second pair roller group is flat face, and left and right two ends are set to the concave curved surface adapted with convex surface roller convex surface.
The concave roll roll surface of described 3rd pair roller group is set to the concave curved surface adapted with convex surface roller convex surface.
Described first pair roller group at least arranges one group.
Described second pair roller group at least arranges one group.
Described 3rd pair roller group at least arranges one group.
Described pinch roll is connected with conventional leveling equipment.
Described concave roll and line shaft are in transmission connection, under driving at line shaft, complete rotation.
Described convex surface roller is moved up and down by Driven by Hydraulic Cylinder, passes through space to provide to band head when band threading.
Described first pair roller group, the second pair roller group, the convex surface roller of the 3rd pair roller group and the concave roll position of correspondence, overallly can exchange and use, to carry out recurvation process to convex ventricumbent band.
The advantage that the utility model possesses and effect: the production due to band is continuous print, the equipment that the utility model provides can implement the horizontal recurvation process of continuous print from the length direction of band.The utility model employing recurvation mode discharges the internal stress in the larger metal of cross-sectional direction stress, and material is under reset condition, and the metal covering that internal stress is large is in the internal diameter direction of arc, carries out back-flexing by the utility model to original original arc.When recurvation radius is to a certain extent little, the metal level that the thermal coefficient of expansion that can make to be in external diameter direction is large reaches elastic-plastic deformation district, the permanent deformation producing trace is extended, the microscopic length of two kinds of metals is made to reach basically identical, can eliminate rolled metal composite strip " the convex back of the body " defect, the band after recurvation just can reach the requirement of glacing flatness again through conventional sheet material leveling equipment.The equipment de-sign that the utility model provides is reasonable, and structure is simple, and easy to use, the method effectively can overcome the convex back of the body phenomenon of composition metal band.
Accompanying drawing explanation
Fig. 1 is the cross section original-shape schematic diagram of rolled metal composite strip;
Fig. 2 is the schematic shapes of metal composite band before and after the continuous recurvation of the utility model;
Fig. 3 is the structural representation of continuous recurvation equipment;
Fig. 4 is the structural representation of the first pair roller group;
Fig. 5 is the structural representation of the second pair roller group;
Fig. 6 is the structural representation of the 3rd pair roller group.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
As Fig. 2,3,5,6,7, the continuous recurvation equipment of the rolled metal composite strip that the utility model provides comprises frame, be arranged on the pair roller group be made up of convex surface roller and concave roll in frame and pinch roll 8, and described pair roller group sets gradually following pair roller group from entrance to Way out:
First pair roller group 5, comprise three parallel convex surface rollers 52, 53, 54 and a corresponding concave roll 51 arranged, a left side for outermost end in convex surface roller, right two rollers 52 and 54 are set to curved surface roller, the inner face diameter of 52 and 54 curved surface rollers is greater than outer face diameter, intermediate calender rolls 53 is cylindrical roll, the roll surface mid portion of concave roll 51 is flat face, left, right two ends are set to and convex surface roller 52, the concave curved surface that 54 convex surfaces adapt, convex surface roll shaft 55, concave surface roll shaft 57 two ends are all fixed in frame by bearing and bearing block 56, and concave surface roll shaft 57 and line shaft are in transmission connection, with line shaft drive under make concave surface roll shaft 57 and on concave roll 51 rotate, and then drive convex surface roll shaft 55 and convex surface roller 52, 53, 54 rotate, complete the recurvation of metal composite band 3,
Second pair roller group 6, comprise two parallel convex surface rollers 62, 63 and a corresponding concave roll 61 arranged, 62, 63 two convex surface rollers are set to the curved surface roller that inner face diameter is greater than outer face diameter, the centre of concave roll 61 roll surface is flat face, left, right two ends are set to and convex surface roller 62, the concave curved surface that 63 convex surfaces adapt, convex surface roll shaft 64, concave surface roll shaft 66 two ends are all fixed in frame by bearing and bearing block 65, and concave surface roll shaft 66 and line shaft are in transmission connection, with line shaft drive under make concave surface roll shaft 66 and on concave roll 61 rotate, and then drive convex surface roll shaft 64 and convex surface roller 62, 63 rotate, complete the recurvation of metal composite band 3,
3rd pair roller group 7, comprise a convex surface roller 72 and a corresponding concave roll 71 arranged, the roll surface of convex surface roller 72 is that mid diameter is large, the convex surface that two ends diameter is little, the roll surface of concave roll 71 is the concave curved surface adapted with the convex surface of convex surface roller 72, convex surface roll shaft 73, concave surface roll shaft 75 two ends are all fixed in frame by bearing and bearing block 74, and concave surface roll shaft 75 and line shaft are in transmission connection, with line shaft drive under make concave surface roll shaft 75 and on concave roll 71 rotate, and then drive convex surface roll shaft 73 and convex surface roller 72 to rotate, complete the recurvation of metal composite band 3,
Described first pair roller group 5, second pair roller group 6, the 3rd pair roller group 7 all arrange one group, and described pinch roll 8 is connected with conventional leveling equipment.
Described convex surface roller and concave roll are completed by Driven by Hydraulic Cylinder routinely and move up and down, and pass through space to provide to band 3 head when metal composite band 3 threading.
When carrying out continuous recurvation with above-mentioned continuous recurvation equipment of the present utility model to rolled metal composite strip, through the following step:
(1) by the convex back side of metal composite band after rolling towards convex surface roller, send into the entrance of continuous recurvation equipment with length direction;
(2) metal composite band enters between the first pair roller group by entrance, the depressing force applied is greater than the non-deformability of material, recurvation process is carried out to the two ends of metal composite band, the middle part of metal composite band keeps straight, makes the contraflexure radius at metal composite band two ends be less than critical contraflexure radius R
instead(R1 namely in Fig. 4, wherein critical contraflexure radius R
instead=δ/0.0012, δ is sheet metal thickness; Critical contraflexure radius is the maximum deflection radius that band starts to enter plastically deforming area.
(3) the metal composite band of step (2) enters between the second pair roller group, the depressing force applied is greater than the non-deformability of material, recurvation process is carried out to the two ends of metal composite band, the middle part of metal composite band keeps straight, makes the contraflexure radius at metal composite band two ends be less than critical contraflexure radius R
instead(R2 namely in Fig. 5), wherein critical contraflexure radius R
instead=δ/0.0012, δ is sheet metal thickness;
(4) the metal composite band of step (3) enters between the 3rd pair roller group, the depressing force applied is greater than the non-deformability of material, carry out recurvation process in the middle part of metal composite band, make the contraflexure radius in the middle part of metal composite band be less than critical contraflexure radius R
instead(R3 namely in Fig. 6), wherein critical contraflexure radius R
instead=δ/0.0012, δ is sheet metal thickness, and R1=R2=R3 is consistent to ensure sheet material reverse bend curvature over the entire width;
(5) the metal composite band of step (4) enter pinch roll between, apply depressing force, by after recurvation metal composite band flatten so that by metal composite band send into level(l)ing machine.
(6) the metal composite band of step (5) enters the conventional leveling equipment of postorder, carries out leveling, obtain qualified products to rolled metal composite strip.
Claims (6)
1. a continuous recurvation equipment for rolled metal composite strip, comprises frame, is arranged on the pair roller group be made up of convex surface roller and concave roll in frame and pinch roll, it is characterized in that: described pair roller group sets gradually following pair roller group from entrance to Way out:
First pair roller group, comprise multiple parallel convex surface roller and a corresponding concave roll arranged, left and right two rollers of the outermost end in convex surface roller are set to curved surface roller, and the inner face diameter of each curved surface roller is greater than outer face diameter, and intermediate calender rolls is cylindrical roll;
Second pair roller group, comprise at least two parallel convex surface rollers and a corresponding concave roll arranged, two rollers of the outermost end in convex surface roller are set to curved surface roller, and the inner face diameter of each curved surface roller is greater than outer face diameter;
3rd pair roller group, comprise a convex surface roller and a corresponding concave roll arranged, convex surface roller is curved surface roller;
The convex surface roller quantity of described first pair roller group, the second pair roller group, the 3rd pair roller group is successively decreased successively.
2. the continuous recurvation equipment of rolled metal composite strip according to claim 1, it is characterized in that: the mid portion of the concave roll roll surface of described first pair roller group and the second pair roller group is flat face, left and right two ends are set to the concave curved surface adapted with convex surface roller convex surface.
3. the continuous recurvation equipment of rolled metal composite strip according to claim 1, is characterized in that: the concave roll roll surface of described 3rd pair roller group is set to the concave curved surface adapted with convex surface roller convex surface.
4. the continuous recurvation equipment of rolled metal composite strip according to claim 1, is characterized in that: described first pair roller group at least arranges one group, and the second pair roller group at least arranges one group, and the 3rd pair roller group at least arranges one group.
5. the continuous recurvation equipment of rolled metal composite strip according to claim 1, is characterized in that: described pinch roll is connected with conventional leveling equipment.
6. the continuous recurvation equipment of rolled metal composite strip according to claim 1, is characterized in that: described concave roll and line shaft are in transmission connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420520417.6U CN204074831U (en) | 2014-09-11 | 2014-09-11 | A kind of continuous recurvation equipment of rolled metal composite strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420520417.6U CN204074831U (en) | 2014-09-11 | 2014-09-11 | A kind of continuous recurvation equipment of rolled metal composite strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204074831U true CN204074831U (en) | 2015-01-07 |
Family
ID=52167596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420520417.6U Withdrawn - After Issue CN204074831U (en) | 2014-09-11 | 2014-09-11 | A kind of continuous recurvation equipment of rolled metal composite strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204074831U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259257A (en) * | 2014-09-11 | 2015-01-07 | 云南昆钢新型复合材料开发有限公司 | Continuous reverse bend device and method of rolled metal composite strip material |
| CN114850217A (en) * | 2022-07-05 | 2022-08-05 | 太原理工大学 | Rolling method of corrugated stainless steel/carbon steel composite plate with controllable bending radius |
-
2014
- 2014-09-11 CN CN201420520417.6U patent/CN204074831U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259257A (en) * | 2014-09-11 | 2015-01-07 | 云南昆钢新型复合材料开发有限公司 | Continuous reverse bend device and method of rolled metal composite strip material |
| CN104259257B (en) * | 2014-09-11 | 2016-06-29 | 云南昆钢新型复合材料开发有限公司 | A kind of continuous recurvation Apparatus for () and method therefor of rolled metal composite strip |
| CN114850217A (en) * | 2022-07-05 | 2022-08-05 | 太原理工大学 | Rolling method of corrugated stainless steel/carbon steel composite plate with controllable bending radius |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3733322A1 (en) | Device and method for forming shaft part by two-roller flexible skew rolling | |
| WO2015176515A1 (en) | Production technology for screw-thread steel bar with three ribbed sides | |
| CN102430575B (en) | Process and device for flattening W-like arc-shaped magnesium alloy blank plate | |
| CN111477834B (en) | Battery pole piece rolling device and method | |
| CN105228767A (en) | For the manufacture of method and the device of formed metal band | |
| CN105290108A (en) | Magnesium alloy sheet strip coupling and deformation combined rolling system and rolling method thereof | |
| CN204074831U (en) | A kind of continuous recurvation equipment of rolled metal composite strip | |
| CN103316916A (en) | Square tube former and production method of square tubes | |
| CN103495603A (en) | Production technology for aluminum alloy plates for coal conveyor | |
| CN104259257B (en) | A kind of continuous recurvation Apparatus for () and method therefor of rolled metal composite strip | |
| CN101947689B (en) | Continuous compound molding method of copper-aluminum composite board and compound molding device thereof | |
| CN105964691B (en) | A kind of new ten roll steel plates cold-rolling mill structure | |
| CN202621550U (en) | Processing equipment for cold rolling manufacture of copper-aluminum composite plate strips | |
| CN109332389B (en) | Method for cross rolling of magnesium alloy | |
| CN102240706B (en) | Cold-bending forming process of F-shaped cover plate | |
| CN207981861U (en) | A kind of nickel ingot hot rolling centralising device | |
| CN102430578A (en) | Cold-rolled strip steel flattening device and cold-rolled strip steel cross break eliminating method | |
| CN207839649U (en) | A kind of strip wrap-up | |
| CN202343579U (en) | Hydraulic heading press for hot-rolled plate | |
| CN205217605U (en) | Roll of finishing mill | |
| CN115228931A (en) | Hot rolling equipment and method for battery pole piece | |
| CN202263798U (en) | Planishing device for cold-rolled strip steel | |
| CN201807624U (en) | Continuous composite forming device for copper-aluminum composite plate | |
| CN105013816A (en) | Blooming mill for steel billets | |
| JP2976834B2 (en) | Rolling channel manufacturing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160629 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |