CN204710897U - Cam variable-section roll-bending forming machine - Google Patents
Cam variable-section roll-bending forming machine Download PDFInfo
- Publication number
- CN204710897U CN204710897U CN201520440206.6U CN201520440206U CN204710897U CN 204710897 U CN204710897 U CN 204710897U CN 201520440206 U CN201520440206 U CN 201520440206U CN 204710897 U CN204710897 U CN 204710897U
- Authority
- CN
- China
- Prior art keywords
- bending forming
- section roll
- wheel
- variable
- forming unit
- 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 provides a kind of cam variable-section roll-bending forming machine, comprises at least one group of conjugate cam variable-section roll-bending forming unit; When conjugate cam variable-section roll-bending forming unit be two groups and above time, each conjugate cam variable-section roll-bending forming unit end to end setting successively.Often organize conjugate cam variable-section roll-bending forming unit to comprise: fovea superior wheel, lower cam, upper driving shaft, lower driving shaft, fovea superior actuation, lower cam drive mechanism and frame.Advantage is: (1) can according to the difformity of cam, and the product of different in width, differing heights, different cross section is produced in design, and adaptability is stronger.(2) the utility model effectively can solve a roll forming difficult problem for the not only dark but also narrow height change section parts of cross sectional shape; Also reduce servo-controlled number of axle scale, use traditional mechanical mechanism shaping, make control system become simple, thus improve the reliability of system cloud gray model, conveniently system is safeguarded.
Description
Technical field
The utility model belongs to the variable-section roll-bending forming technique field in machining, is specifically related to a kind of cam variable-section roll-bending forming machine.
Background technology
In recent years the variable-section roll-bending forming technique proposed and the model machine developed, bilateral variable-section roll-bending can be realized be shaped, but pair cross-section shape and width have certain restriction, be suitable only for the variable cross-section part of shaping Trapezoidal, and in forming process, numerous inherent shortcoming all cannot effectively be eliminated, and forming accuracy is difficult to be protected.
For the variable cross-section part of And of Varying Depth class, due to the restriction of roll placement space, the feature of roll bending progressive forming and the dependence etc. for roll shape, cannot be shaped especially.In addition, due to part variable cross-section, district is different with the springback angle in uiform section district, makes the control of part forming precision become very complicated, at present, lacks effective technological approaches and solves.
At present, existing variable-section roll-bending fabrication line model machine in world wide, Collaborative Control when relating to multiaxis empty, the number of axle is in large scale, controls complicated, faces the problems such as system cloud gray model instability, reliability is low, maintenance is complicated in actual production process.
Utility model content
For the defect that prior art exists, the utility model provides a kind of cam variable-section roll-bending forming machine, can effectively solve the problem.
The technical solution adopted in the utility model is as follows:
The utility model provides a kind of cam variable-section roll-bending forming machine, comprises at least one group of conjugate cam variable-section roll-bending forming unit (4); When described conjugate cam variable-section roll-bending forming unit (4) be two groups and above time, conjugate cam variable-section roll-bending forming unit (4) end to end setting successively described in each.
Preferably, often organize described conjugate cam variable-section roll-bending forming unit (4) to comprise: fovea superior wheel (4-1), lower cam (4-2), upper driving shaft (4-3), lower driving shaft (4-4), fovea superior actuation (4-5), lower cam drive mechanism (4-6) and frame;
Wherein, (4-1) is sheathed is fixed on described upper driving shaft (4-3) for described fovea superior wheel, and described upper driving shaft (4-3) is rotatably arranged in described frame; Described fovea superior actuation (4-5) and described upper driving shaft (4-3) are linked, rotate for driving described upper driving shaft (4-3), and, for adjusting described upper driving shaft (4-3) distance in the vertical direction;
Described lower cam (4-2) is sheathed is fixed on described lower driving shaft (4-4), and described lower driving shaft (4-4) is rotatably arranged in described frame; Described lower cam drive mechanism (4-6) and described lower driving shaft (4-4) are linked, rotate for driving described lower driving shaft (4-4), and, for adjusting described lower driving shaft (4-4) distance in the vertical direction.
Preferably, described fovea superior actuation (4-5) and described lower cam drive mechanism (4-6) include: servo drive motor (4-7), decelerator (4-8) and decelerator holder (4-9); Described servo drive motor (4-7) is linked with corresponding driving shaft by described decelerator (4-8).
Preferably, described fovea superior wheel (4-1) comprises road wheel (4-1-1) and is positioned at described upper road wheel (4-1-1) left and right sides and takes turns (4-1-3) higher than the 1st left redundant wheel (4-1-2) of described upper road wheel (4-1-1) and the 1st right redundant, because described 1st left redundant wheel (4-1-2) and described 1st right redundant wheel (4-1-3) are higher than described upper road wheel (4-1-1), make described upper road wheel (4-1-1) become recessed thus and take turns shape;
Described lower cam (4-2) comprise lower road wheel (4-2-1) and be positioned at described lower road wheel (4-2-1) left and right sides and lower than described lower road wheel (4-2-1) the 2nd left redundant wheel (4-2-2) and the 2nd right redundant take turns (4-2-3), because described 2nd left redundant wheel (4-2-2) and described 2nd right redundant wheel (4-2-3) are lower than described lower road wheel (4-2-1), described lower road wheel (4-2-1) is made to become cam face thus;
Described fovea superior wheel (4-1) and described lower cam (4-2) are conjugated structure, refer to: width and the degree of depth of described lower road wheel (4-2-1) and described upper road wheel (4-1-1) are all adaptive; Meanwhile, described 2nd left redundant wheel (4-2-2) and described 1st left redundant take turns the width of (4-1-2) and the degree of depth all adaptive; Meanwhile, described 2nd right redundant wheel (4-2-3) and described 1st right redundant take turns the width of (4-1-3) and the degree of depth all adaptive.
Preferably, described upper road wheel (4-1-1) and described lower road wheel (4-2-1) are structure of ceasing to be faithful, that is: the outer radial curved surface of described upper road wheel (4-1-1) and described lower road wheel (4-2-1) is non-circle ring surface.
Preferably, between described fovea superior wheel (4-1) and described lower cam (4-2), gap is the thick t of material of a sheet material;
When arranging the described conjugate cam variable-section roll-bending forming unit (4) of multi-pass, press direction from front to back, the shape angles of described conjugate cam variable-section roll-bending forming unit (4) increases progressively, for being hat sheet material by U-board material forming; Wherein, the shape angles of described conjugate cam variable-section roll-bending forming unit (4) refers to: the angle between the outer radial curved surface of described 1st left redundant wheel (4-1-2) or described 1st right redundant wheel (4-1-3) and described upper road wheel (4-1-1) axis; Meanwhile, be also the angle that described 2nd left redundant wheel (4-2-2) or the 2nd right redundant take turns between the outer radial curved surface of (4-2-3) and described lower road wheel (4-2-1).
Preferably, also comprise: uncoiler pay-off (1), leveling apparatus (2), uniform section forming machine (3), shearing device, drawing mechanism and palletizing apparatus;
Before described conjugate cam variable-section roll-bending forming unit (4) foremost, by plate throughput direction, set gradually described uncoiler pay-off (1), described leveling apparatus (2) and described uniform section forming machine (3);
After the described conjugate cam variable-section roll-bending forming unit (4) of least significant end, by plate throughput direction, set gradually described shearing device, described drawing mechanism and described palletizing apparatus.
Preferably, also comprise: at least one roller bracket; Between adjacent described conjugate cam variable-section roll-bending forming unit (4), roller bracket described at least one is set, is supported the level height of materials and parts by described roller bracket;
Spacing between adjacent described conjugate cam variable-section roll-bending forming unit (4) equals length L and the garbage area length L1 sum of institute's manufactured parts.
Preferably, also comprise: several guiding do not participate in the strip driving mechanism be shaped;
The front end of described uncoiler pay-off (1) is provided with described strip driving mechanism;
A few described strip driving mechanism is respectively provided in the front end and/or rear end of often organizing described conjugate cam variable-section roll-bending forming unit (4);
The forming height of described strip driving mechanism is consistent with the forming height of described conjugate cam variable-section roll-bending forming unit (4);
In addition, the strip driving mechanism being arranged at the front end of described uncoiler pay-off (1) drives by single servo motor; The strip driving mechanism be arranged between described conjugate cam variable-section roll-bending forming unit (4) is the upper and lower Dual Drive of servomotor.
The utility model also provides a kind of cam variable-section roll-bending manufacturing process, comprises the following steps:
Step 1, by sheet material throughput direction, set gradually uncoiler pay-off (1), leveling apparatus (2), a p uniform section forming machine (3), q conjugate cam variable-section roll-bending forming unit (4), shearing device, drawing mechanism and palletizing apparatus; Wherein, p and q is natural number;
Wherein, the spacing between adjacent described conjugate cam variable-section roll-bending forming unit (4) equals length L and the garbage area length L1 sum of institute's manufactured parts;
In each described conjugate cam variable-section roll-bending forming unit (4), between fovea superior wheel (4-1) and lower cam (4-2), gap is the thick t of material of sheet material;
By sheet material throughput direction, the shape angles of q conjugate cam variable-section roll-bending forming unit (4) increases progressively; If the shape angles of q conjugate cam variable-section roll-bending forming unit (4) is respectively: α 1, α 2 ... α p;
The shaping width of q conjugate cam variable-section roll-bending forming unit (4) is n1, and the Forming depth of q conjugate cam variable-section roll-bending forming unit (4) is n2;
S2, when needing sheet material forming to be width to be n1, the degree of depth is when being the component of the hat section of n2, start each uniform section forming machine (3) and each conjugate cam variable-section roll-bending forming unit (4), make all uniform section forming machines (3) and all conjugate cam variable-section roll-bending forming units (4) with identical rotational speed;
Then, first by uncoiler pay-off (1), uncoiling is carried out to the sheet material of rolling; Then, by leveling apparatus (2), the sheet material after uncoiling is carried out leveling; Then, it is shaping that the sheet material after leveling carries out uniform section by the uniform section forming machine (3) of multi-pass successively, obtains U-shaped component; Wherein, U-shaped component comprises the plane of structure being positioned at bottom and the left surface and the right flank that are positioned at the described plane of structure left and right sides; The width of U-shaped component is the width of described plane of structure, is n1;
S3, then, U-shaped component enters fovea superior wheel (4-1) and lower cam (4-2) gap of the 1st passage conjugate cam variable-section roll-bending forming unit (4); Now, on the one hand, plane of structure width n1 due to U-shaped component equals the radial width of upper road wheel (4-1-1) and lower road wheel (4-2-1), therefore, the plane of structure of U-shaped component is held between road wheel (4-1-1) and lower road wheel (4-2-1), and advances under the driving of upper road wheel (4-1-1) and lower road wheel (4-2-1); On the other hand, under the 1st left redundant wheel (4-1-2) and the 2nd left redundant take turns the effect of (4-2-2), by outside for the left surface of U-shaped component bending, wherein, bending angle equals the shape angles α 1 of this passage, and bending position is: distance plane of structure height is the position of n2; On the other hand, under the 1st right redundant wheel (4-1-3) and the 2nd right redundant take turns the effect of (4-2-3), by outside for the right flank of U-shaped component bending, wherein, bending angle equals the shape angles α 1 of this passage, and bending position is: distance plane of structure height is the position of n2; Obtain the shape for hat component that shape angles is α 1 thus;
S4, shape angles is that the shape for hat component of α 1 travels forward, and enter into fovea superior wheel (4-1) and lower cam (4-2) gap of the 2nd passage conjugate cam variable-section roll-bending forming unit (4), by the shaping effect of the 2nd passage conjugate cam variable-section roll-bending forming unit (4), obtain the shape for hat component that shape angles is α 2;
The rest may be inferred, eventually passes through the shaping effect of P passage conjugate cam variable-section roll-bending forming unit (4), obtains the shape for hat component that shape angles is α p;
S5, shape angles be the shape for hat component of α p more successively by the effect of shearing device, drawing mechanism and palletizing apparatus, obtain the shape for hat component that independently shape angles is α p.
The beneficial effects of the utility model are as follows:
The cam variable-section roll-bending forming machine that the utility model provides and manufacturing process have the following advantages:
(1) can according to the difformity of cam, the product of different in width, differing heights, different cross section is produced in design, and adaptability is stronger.
(2) the utility model effectively can solve a roll forming difficult problem for the not only dark but also narrow height change section parts of cross sectional shape; Also reduce servo-controlled number of axle scale, use traditional mechanical mechanism shaping, make control system become simple, thus improve the reliability of system cloud gray model, conveniently system is safeguarded.
Accompanying drawing explanation
The perspective view of the cam variable-section roll-bending forming machine that Fig. 1 provides for the utility model;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is the partial view of Fig. 1;
Fig. 5 is the structural representation of conjugate cam variable-section roll-bending forming unit;
When Fig. 6 is for being provided with 7 passage uniform section forming machines, its uniform section forming process schematic diagram;
When Fig. 7 is for being provided with 6 passage conjugate cam variable-section roll-bending forming units, its variable cross-section forming process schematic diagram;
Fig. 8 is the roll-forming machine with differing formed degree of depth n2 value, and be finally shaped the schematic diagram with the cap of different depth obtained.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail:
The utility model provides a kind of cam variable-section roll-bending forming machine, adopt conventional roll o ing pattern, only adjust roller shape, on the one hand, by the roller shape of special construction, traditional variable-section roll-bending can be realized to be shaped the dark narrow cross sectional shape that cannot realize, that is: form the processing of the tapering plate part of the not only dark but also narrow alterable height of pair cross-section feature, make the shaped piece of production And of Varying Depth Trapezoidal become possibility; On the other hand, due to the utility model employing is conventional roll o ing pattern, convenient control and debugging forming process, fully satisfied demand of producing reality.
Core component of the present utility model is conjugate cam variable-section roll-bending forming unit 4; Conjugate cam variable-section roll-bending forming unit can arrange one or more, and the concrete magnitude setting of conjugate cam variable-section roll-bending forming unit can carry out increasing or reducing according to the shape of wanted formation of parts.When conjugate cam variable-section roll-bending forming unit 4 be two groups and above time, each conjugate cam variable-section roll-bending forming unit 4 end to end setting successively.
With reference to figure 4 and Fig. 5, often organize conjugate cam variable-section roll-bending forming unit 4 and comprise: fovea superior wheel 4-1, lower cam 4-2, upper driving shaft 4-3, lower driving shaft 4-4, fovea superior actuation 4-5, lower cam drive mechanism 4-6 and frame;
Wherein, 4-1 is sheathed is fixed on driving shaft 4-3 for fovea superior wheel, and upper driving shaft 4-3 is rotatably arranged in frame; Fovea superior actuation 4-5 and upper driving shaft 4-3 links, for driving upper driving shaft 4-3 to rotate, and, for adjusting upper driving shaft 4-3 distance in the vertical direction;
Lower cam 4-2 is sheathed to be fixed on lower driving shaft 4-4, and lower driving shaft 4-4 is rotatably arranged in frame; Lower cam drive mechanism 4-6 and lower driving shaft 4-4 links, for driving lower driving shaft 4-4 to rotate, and, for adjusting lower driving shaft 4-4 distance in the vertical direction.
Fovea superior actuation 4-5 and lower cam drive mechanism 4-6 includes: servo drive motor 4-7, decelerator 4-8 and decelerator holder 4-9; Servo drive motor 4-7 is linked with corresponding driving shaft by decelerator 4-8.
Concrete, fovea superior wheel 4-1 comprise road wheel 4-1-1 and be positioned at the road wheel 4-1-1 left and right sides and higher than upper road wheel 4-1-1 the 1st left redundant wheel 4-1-2 and the 1st right redundant wheel 4-1-3, because the 1st left redundant wheel 4-1-2 and the 1st right redundant wheel 4-1-3 is higher than upper road wheel 4-1-1, makes road wheel 4-1-1 become recessed thus and take turns shape;
Lower cam 4-2 comprise lower road wheel 4-2-1 and be positioned at the lower road wheel 4-2-1 left and right sides and lower than lower road wheel 4-2-1 the 2nd left redundant wheel 4-2-2 and the 2nd right redundant wheel 4-2-3, because the 2nd left redundant wheel 4-2-2 and the 2nd right redundant wheel 4-2-3 is lower than lower road wheel 4-2-1, lower road wheel 4-2-1 is made to become cam face thus;
Fovea superior wheel 4-1 and lower cam 4-2 is conjugated structure, refers to: width and the degree of depth of lower road wheel 4-2-1 and upper road wheel 4-1-1 are all adaptive; Meanwhile, the 2nd left redundant wheel 4-2-2 and the 1st left redundant takes turns the width of 4-1-2 and the degree of depth is all adaptive; Meanwhile, the 2nd right redundant wheel 4-2-3 and the 1st right redundant takes turns the width of 4-1-3 and the degree of depth is all adaptive.
In addition, in the utility model, upper road wheel 4-1-1 and lower road wheel 4-2-1 is structure of ceasing to be faithful, that is: the outer radial curved surface of upper road wheel 4-1-1 and lower road wheel 4-2-1 is non-circle ring surface.
Between fovea superior wheel 4-1 and lower cam 4-2, gap is the thick t of material of a sheet material; When arranging the conjugate cam variable-section roll-bending forming unit 4 of multi-pass, by direction from front to back, the shape angles of conjugate cam variable-section roll-bending forming unit 4 increases progressively, for being hat sheet material by U-board material forming; Wherein, the shape angles of conjugate cam variable-section roll-bending forming unit 4 refers to: the angle between the outer radial curved surface of the 1st left redundant wheel 4-1-2 or the 1st right redundant wheel 4-1-3 and upper road wheel 4-1-1 axis; Meanwhile, be also the angle that the 2nd left redundant wheel 4-2-2 or the 2nd right redundant take turns between the outer radial curved surface of 4-2-3 and lower road wheel 4-2-1.
As shown in Figure 2, for arranging the schematic diagram of 6 variable cross-section shaping passages, each passage shaping frame is just the same, from the 1st passage to the 5th passage, its shape angles is followed successively by 20 °, 40 °, 60 °, 80 ° and 90 °, and the roll cam edge forming angle of the 6th passage shaping frame is finally shaped according to part variable cross-section region and uiform section district springback angle.
In addition, for realizing the roll bending formation to sheet material, following auxiliary equipment is also comprised:
(1) uncoiler pay-off 1, leveling apparatus 2, uniform section forming machine 3, shearing device, drawing mechanism and palletizing apparatus
Before conjugate cam variable-section roll-bending forming unit 4 foremost, by plate throughput direction, set gradually uncoiler pay-off 1, leveling apparatus 2 and uniform section forming machine 3;
After the conjugate cam variable-section roll-bending forming unit 4 of least significant end, by plate throughput direction, set gradually shearing device, drawing mechanism and palletizing apparatus.Wherein, shearing device is that the last cutting edge of plate has been shaped finishing operation;
(2) roller bracket
Also comprise: at least one roller bracket; Between adjacent conjugate cam variable-section roll-bending forming unit 4, at least one roller bracket is set, is supported the level height of materials and parts by roller bracket, prevent the phenomenons such as windrow;
Spacing between adjacent conjugate cam variable-section roll-bending forming unit 4 equals length L and the garbage area length L1 sum of institute's manufactured parts.
(3) strip driving mechanism
Strip driving mechanism only leads and does not participate in being shaped, and each strip driving mechanism includes driving mechanism servomotor, drives roll and roll gap adjustment mechanism;
Strip driving mechanism mainly divides into two classes:
Be arranged at the strip driving mechanism of the front end of uncoiler pay-off 1, drive by single servo motor; ;
Being arranged at and often organizing the front end of conjugate cam variable-section roll-bending forming unit 4 and/or the strip driving mechanism of rear end, is the upper and lower Dual Drive of servomotor.Further, can arrange one or more strip driving mechanism between adjacent conjugate cam variable-section roll-bending forming unit, concrete magnitude setting can increase and decrease according to actual needs;
The forming height of strip driving mechanism needs consistent with the forming height of conjugate cam variable-section roll-bending forming unit 4.
Therefore, pass through said apparatus, cam variable-section roll-bending building mortion is made up of the conjugate cam variable-section roll-bending forming unit of the equidistant setting of multi-pass, in each conjugate cam variable-section roll-bending forming unit fovea superior wheel and lower cam by driven by servomotor realize independently X to motion, thus can by controlling the rotation of servomotor, the roll of shaping frame is moved along the profile of cover half, and the variable-section roll-bending finally completing metal plate and belt is shaped.
In the utility model, strip realizes the detection of feature holes to the advance detection of a part length of X positive direction by inductive switch sensor.After inductive switch detects shaping locating hole, the servomotor that control system controls the first passage conjugate cam variable-section roll-bending forming unit starts to drive corresponding roll to carry out shaping; When detection detects without plate with or without the inductive switch of expecting, all servomotor stop motions.
The utility model also provides a kind of cam variable-section roll-bending manufacturing process, comprises the following steps:
Step 1, by sheet material throughput direction, sets gradually uncoiler pay-off 1, leveling apparatus 2, a p uniform section forming machine 3, q conjugate cam variable-section roll-bending forming unit 4, shearing device, drawing mechanism and palletizing apparatus; Wherein, p and q is natural number;
Wherein, the spacing between adjacent conjugate cam variable-section roll-bending forming unit 4 equals length L and the garbage area length L1 sum of institute's manufactured parts;
In each conjugate cam variable-section roll-bending forming unit 4, between fovea superior wheel 4-1 and lower cam 4-2, gap is the thick t of material of sheet material;
By sheet material throughput direction, the shape angles of q conjugate cam variable-section roll-bending forming unit 4 increases progressively; If the shape angles of q conjugate cam variable-section roll-bending forming unit 4 is respectively: α 1, α 2 ... α p;
Such as, 6 conjugate cam variable-section roll-bending forming units are set altogether, the shape angles of front 5 conjugate cam variable-section roll-bending forming units is followed successively by 20 °, 40 °, 60 °, 80 ° and 90 °, and the roll cam edge forming angle of the 6th passage shaping frame is arranged according to part variable cross-section region and uiform section district springback angle.
The shaping width of q conjugate cam variable-section roll-bending forming unit 4 is n1, and the Forming depth of q conjugate cam variable-section roll-bending forming unit 4 is n2;
S2, when needing sheet material forming to be width to be n1, the degree of depth is when being the component of the hat section of n2, start each uniform section forming machine 3 and each conjugate cam variable-section roll-bending forming unit 4, make all uniform section forming machines 3 and all conjugate cam variable-section roll-bending forming units 4 with identical rotational speed;
Herein, all uniform section forming machines 3 must with identical rotational speed with all conjugate cam variable-section roll-bending forming units 4, carrying out smoothly of guarantee roll bending formation.
Then, first uncoiling is carried out by the sheet material of uncoiler pay-off 1 pair of rolling; Then, by leveling apparatus 2, the sheet material after uncoiling is carried out leveling; Then, it is shaping that the sheet material after leveling carries out uniform section by the uniform section forming machine 3 of multi-pass successively, obtains U-shaped component; Wherein, U-shaped component comprises the plane of structure being positioned at bottom and the left surface and the right flank that are positioned at the plane of structure left and right sides; The width of U-shaped component is the width of plane of structure, is n1;
As shown in Figure 6, during for being provided with 7 passage uniform section forming machines, its uniform section forming process schematic diagram; As can be seen from Figure 6, first sheet material by the 1st passage uniform section forming machine, obtain the component that shape angles is 0 °; Then, by the 2nd passage uniform section forming machine, the component that shape angles is 15 ° is obtained; By that analogy, pass through the 3rd passage according to this to the uniform section forming machine of the 7th passage, obtain the component that shape angles is 30 °, 45 °, 60 °, 75 °, 90 ° successively, thus obtain final U-shaped component.
S3, then, U-shaped component enters the fovea superior wheel 4-1 of the 1st passage conjugate cam variable-section roll-bending forming unit 4 and lower cam 4-2 gap; Now, on the one hand, plane of structure width n1 due to U-shaped component equals the radial width of upper road wheel 4-1-1 and lower road wheel 4-2-1, therefore, the plane of structure of U-shaped component is held between road wheel 4-1-1 and lower road wheel 4-2-1, and advances under the driving of upper road wheel 4-1-1 and lower road wheel 4-2-1; On the other hand, under the effect of the 1st left redundant wheel 4-1-2 and the 2nd left redundant wheel 4-2-2, by outside for the left surface of U-shaped component bending, wherein, bending angle equals the shape angles α 1 of this passage, and bending position is: distance plane of structure height is the position of n2; On the other hand, under the effect of the 1st right redundant wheel 4-1-3 and the 2nd right redundant wheel 4-2-3, by outside for the right flank of U-shaped component bending, wherein, bending angle equals the shape angles α 1 of this passage, and bending position is: distance plane of structure height is the position of n2; Obtain the shape for hat component that shape angles is α 1 thus;
S4, shape angles is that the shape for hat component of α 1 travels forward, and enter into the fovea superior wheel 4-1 of the 2nd passage conjugate cam variable-section roll-bending forming unit 4 and lower cam 4-2 gap, by the shaping effect of the 2nd passage conjugate cam variable-section roll-bending forming unit 4, obtain the shape for hat component that shape angles is α 2;
The rest may be inferred, eventually passes through the shaping effect of P passage conjugate cam variable-section roll-bending forming unit 4, obtains the shape for hat component that shape angles is α p;
As shown in Figure 7, during for being provided with 6 passage conjugate cam variable-section roll-bending forming units, its variable cross-section forming process schematic diagram; As can be seen from Figure 8, U-shaped component is first by the 1st passage conjugate cam variable-section roll-bending forming unit, through the effect of 1 passage conjugate cam variable-section roll-bending forming unit, make the left surface of U-shaped component and right flank respectively to the position of outer bending to 20 °, obtain the component that shape angles is 20 °; Then, by the 2nd passage conjugate cam variable-section roll-bending forming unit, the component that shape angles is 40 ° is obtained; By that analogy, pass through the 3rd passage according to this to the conjugate cam variable-section roll-bending forming unit of the 5th passage, obtain the component that shape angles is 60 °, 80 ° and 90 ° successively; Eventually through the effect of the 6th passage conjugate cam variable-section roll-bending forming unit.Respectively arrive final cap.
Visible, above-mentioned forming process is a gradual change cross section forming process.In the utility model, the feature of formed parts as required, only need the shaping width n1 value of each conjugate cam variable-section roll-bending forming unit of adjustment flexibly, Forming depth n2 value and forming angle angle value, can be shaped and obtain the component of Trapezoidal, varying depth and variable cross-section shape.
As shown in Figure 8, for having the roll-forming machine of differing formed degree of depth n2 value, be finally shaped the schematic diagram with the cap of different depth obtained.
S5, shape angles be the shape for hat component of α p more successively by the effect of shearing device, drawing mechanism and palletizing apparatus, obtain the shape for hat component that independently shape angles is α p.
As can be seen here, the cam variable-section roll-bending forming machine that the utility model provides and manufacturing process, have the following advantages:
(1) multi-pass by being arranged in order has the conjugate cam variable-section roll-bending forming unit of contoured profile, and coiled material or individual sheet material are little by little carried out transverse curvature, to make the shape of specific section.Further, forming process is coordinate in the process rotated at convex-concave wheel, plate by contacting with convex-concave wheel, in the cross section of the different position shaping respective heights of cam.Therefore, can according to the difformity of cam, the product of different in width, differing heights, different cross section is produced in design, and adaptability is stronger.
(2) the utility model effectively can solve a roll forming difficult problem for the not only dark but also narrow height change section parts of cross sectional shape; Also reduce servo-controlled number of axle scale, use traditional mechanical mechanism shaping, make control system become simple, thus improve the reliability of system cloud gray model, conveniently system is safeguarded.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should look protection domain of the present utility model.
Claims (9)
1. a cam variable-section roll-bending forming machine, is characterized in that, comprises at least one group of conjugate cam variable-section roll-bending forming unit (4); When described conjugate cam variable-section roll-bending forming unit (4) be two groups and above time, conjugate cam variable-section roll-bending forming unit (4) end to end setting successively described in each.
2. cam variable-section roll-bending forming machine according to claim 1, it is characterized in that, often organize described conjugate cam variable-section roll-bending forming unit (4) and comprising: fovea superior wheel (4-1), lower cam (4-2), upper driving shaft (4-3), lower driving shaft (4-4), fovea superior actuation (4-5), lower cam drive mechanism (4-6) and frame;
Wherein, (4-1) is sheathed is fixed on described upper driving shaft (4-3) for described fovea superior wheel, and described upper driving shaft (4-3) is rotatably arranged in described frame; Described fovea superior actuation (4-5) and described upper driving shaft (4-3) are linked, rotate for driving described upper driving shaft (4-3), and, for adjusting described upper driving shaft (4-3) distance in the vertical direction;
Described lower cam (4-2) is sheathed is fixed on described lower driving shaft (4-4), and described lower driving shaft (4-4) is rotatably arranged in described frame; Described lower cam drive mechanism (4-6) and described lower driving shaft (4-4) are linked, rotate for driving described lower driving shaft (4-4), and, for adjusting described lower driving shaft (4-4) distance in the vertical direction.
3. cam variable-section roll-bending forming machine according to claim 2, it is characterized in that, described fovea superior actuation (4-5) and described lower cam drive mechanism (4-6) include: servo drive motor (4-7), decelerator (4-8) and decelerator holder (4-9); Described servo drive motor (4-7) is linked with corresponding driving shaft by described decelerator (4-8).
4. cam variable-section roll-bending forming machine according to claim 2, it is characterized in that, described fovea superior wheel (4-1) comprises road wheel (4-1-1) and is positioned at described upper road wheel (4-1-1) left and right sides and takes turns (4-1-3) higher than the 1st left redundant wheel (4-1-2) of described upper road wheel (4-1-1) and the 1st right redundant, because described 1st left redundant wheel (4-1-2) and described 1st right redundant wheel (4-1-3) are higher than described upper road wheel (4-1-1), make described upper road wheel (4-1-1) become recessed thus and take turns shape;
Described lower cam (4-2) comprise lower road wheel (4-2-1) and be positioned at described lower road wheel (4-2-1) left and right sides and lower than described lower road wheel (4-2-1) the 2nd left redundant wheel (4-2-2) and the 2nd right redundant take turns (4-2-3), because described 2nd left redundant wheel (4-2-2) and described 2nd right redundant wheel (4-2-3) are lower than described lower road wheel (4-2-1), described lower road wheel (4-2-1) is made to become cam face thus;
Described fovea superior wheel (4-1) and described lower cam (4-2) are conjugated structure, refer to: width and the degree of depth of described lower road wheel (4-2-1) and described upper road wheel (4-1-1) are all adaptive; Meanwhile, described 2nd left redundant wheel (4-2-2) and described 1st left redundant take turns the width of (4-1-2) and the degree of depth all adaptive; Meanwhile, described 2nd right redundant wheel (4-2-3) and described 1st right redundant take turns the width of (4-1-3) and the degree of depth all adaptive.
5. cam variable-section roll-bending forming machine according to claim 4, it is characterized in that, described upper road wheel (4-1-1) and described lower road wheel (4-2-1) are structure of ceasing to be faithful, that is: the outer radial curved surface of described upper road wheel (4-1-1) and described lower road wheel (4-2-1) is non-circle ring surface.
6. cam variable-section roll-bending forming machine according to claim 5, is characterized in that, between described fovea superior wheel (4-1) and described lower cam (4-2), gap is the thick t of material of a sheet material;
When arranging the described conjugate cam variable-section roll-bending forming unit (4) of multi-pass, press direction from front to back, the shape angles of described conjugate cam variable-section roll-bending forming unit (4) increases progressively, for being hat sheet material by U-board material forming; Wherein, the shape angles of described conjugate cam variable-section roll-bending forming unit (4) refers to: the angle between the outer radial curved surface of described 1st left redundant wheel (4-1-2) or described 1st right redundant wheel (4-1-3) and described upper road wheel (4-1-1) axis; Meanwhile, be also the angle that described 2nd left redundant wheel (4-2-2) or the 2nd right redundant take turns between the outer radial curved surface of (4-2-3) and described lower road wheel (4-2-1).
7. cam variable-section roll-bending forming machine according to claim 1, it is characterized in that, also comprise: uncoiler pay-off (1), leveling apparatus (2), uniform section forming machine (3), shearing device, drawing mechanism and palletizing apparatus;
Before described conjugate cam variable-section roll-bending forming unit (4) foremost, by plate throughput direction, set gradually described uncoiler pay-off (1), described leveling apparatus (2) and described uniform section forming machine (3);
After the described conjugate cam variable-section roll-bending forming unit (4) of least significant end, by plate throughput direction, set gradually described shearing device, described drawing mechanism and described palletizing apparatus.
8. cam variable-section roll-bending forming machine according to claim 7, is characterized in that, also comprise: at least one roller bracket; Between adjacent described conjugate cam variable-section roll-bending forming unit (4), roller bracket described at least one is set, is supported the level height of materials and parts by described roller bracket;
Spacing between adjacent described conjugate cam variable-section roll-bending forming unit (4) equals length L and the garbage area length L1 sum of institute's manufactured parts.
9. cam variable-section roll-bending forming machine according to claim 7, is characterized in that, also comprise: several guiding do not participate in the strip driving mechanism be shaped;
The front end of described uncoiler pay-off (1) is provided with described strip driving mechanism;
A few described strip driving mechanism is respectively provided in the front end and/or rear end of often organizing described conjugate cam variable-section roll-bending forming unit (4);
The forming height of described strip driving mechanism is consistent with the forming height of described conjugate cam variable-section roll-bending forming unit (4);
In addition, the strip driving mechanism being arranged at the front end of described uncoiler pay-off (1) drives by single servo motor; The strip driving mechanism be arranged between described conjugate cam variable-section roll-bending forming unit (4) is the upper and lower Dual Drive of servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520440206.6U CN204710897U (en) | 2015-06-24 | 2015-06-24 | Cam variable-section roll-bending forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520440206.6U CN204710897U (en) | 2015-06-24 | 2015-06-24 | Cam variable-section roll-bending forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204710897U true CN204710897U (en) | 2015-10-21 |
Family
ID=54309927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520440206.6U Expired - Fee Related CN204710897U (en) | 2015-06-24 | 2015-06-24 | Cam variable-section roll-bending forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204710897U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215052A (en) * | 2015-11-06 | 2016-01-06 | 陈世辉 | A kind of reinforcing bar edging press |
| CN105665486A (en) * | 2015-06-24 | 2016-06-15 | 北方工业大学 | Cam variable-section roller bending forming machine and forming method |
-
2015
- 2015-06-24 CN CN201520440206.6U patent/CN204710897U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665486A (en) * | 2015-06-24 | 2016-06-15 | 北方工业大学 | Cam variable-section roller bending forming machine and forming method |
| CN105665486B (en) * | 2015-06-24 | 2017-07-28 | 北方工业大学 | Cam variable-section roll-bending forming machine and manufacturing process |
| CN105215052A (en) * | 2015-11-06 | 2016-01-06 | 陈世辉 | A kind of reinforcing bar edging press |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206185478U (en) | Take U type groove roll -in forming device of horizontal muscle | |
| CN102513827B (en) | Automatic production line of linear slide rail | |
| KR101286676B1 (en) | Electro magnetic forming device for roll forming system and control method thereof | |
| CN206898131U (en) | The positive and negative arc bending roll machine of section bar | |
| CN204710897U (en) | Cam variable-section roll-bending forming machine | |
| CN201988613U (en) | Omnidirectional variable-radian profile rolling and bending machine | |
| CN101367102B (en) | Rotary press modelling process and apparatus | |
| CN202845508U (en) | Roller changing mechanism of straightening machine | |
| CN106734777A (en) | A kind of process equipment of S springs | |
| CN102284565B (en) | Automatic discharging and receiving device of cross roll straightening machine | |
| CN206415489U (en) | A kind of new automatic roll-forming equipment | |
| CN106040796B (en) | Sheet material rolls bender | |
| CN205128608U (en) | Bend radius adjustable high frequency welded pipe shaping roll device | |
| CN105665486B (en) | Cam variable-section roll-bending forming machine and manufacturing process | |
| CN204710898U (en) | And of Varying Depth roller die building mortion and And of Varying Depth roller die formation system | |
| CN201760475U (en) | Upsetting steel pull rod straightening machine | |
| CN202527553U (en) | Hydraulic three-roller symmetric plate reeling machine | |
| CN107716585A (en) | One kind building climbing frame walkway board processing unit (plant) | |
| CN201030396Y (en) | Three-dimensional curve flexible forming apparatus employing bendable roller | |
| CN102335684B (en) | Upsetting steel draw bar straightening machine | |
| CN206262982U (en) | A kind of milling train foreground material feeding structure | |
| CN2472835Y (en) | V-shape rib rolling and forming machine | |
| CN206868967U (en) | A kind of automobile roof depression bar bending roll former | |
| CN206643171U (en) | Automobile roof depression bar bending roll former | |
| CN105665487B (en) | And of Varying Depth roller die manufacturing process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20210624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |