CN202343672U - Curve rolling device for forming three-dimensional curve of plate - Google Patents
Curve rolling device for forming three-dimensional curve of plate Download PDFInfo
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- CN202343672U CN202343672U CN201120461304XU CN201120461304U CN202343672U CN 202343672 U CN202343672 U CN 202343672U CN 201120461304X U CN201120461304X U CN 201120461304XU CN 201120461304 U CN201120461304 U CN 201120461304U CN 202343672 U CN202343672 U CN 202343672U
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Abstract
The utility model relates to a curve rolling device for forming a three-dimensional curve of a plate, which belongs to the field of mechanical engineering and comprises a forming roll, shape adjusting mechanisms and a driving mechanism. The forming roll comprises an upper forming roll and a lower forming roll. The upper forming roll and/or the lower forming roll are supported through a plurality of shape adjusting mechanisms, the shaped adjusting mechanisms enable the upper forming roll and/or the lower forming roll supported by the shape adjusting mechanisms to be deformed in bending mode and enable a roll seam formed between the upper forming roll and the lower forming roll to be distributed unevenly. The driving mechanism enables the upper forming roll and/or the lower forming roll to rotate so as to enable the plate to pass through the roll seam. The curve rolling device can form the three-dimensional curve of the plate simply, fast and cheaply.
Description
Technical field
The utility model relates to a kind of curved surface rolling device, in particular to a kind of curved surface rolling device that is used for sheet material is carried out three-dimensional curve generation, belongs to mechanical engineering field.
Background technology
Present three-dimensional curve generation of sheet device mainly adopts die forming, and its molding, mode transfer cost are high, the cycle is long, and just need large mold and large pressing machine with die forming large scale three-dimension curved surface.The die forming method process-cycle is long, needs to drop into great amount of manpower and material resources, can't satisfy small lot or the personalized needs of producing; Especially adopt the mode of mould not gear to actual circumstances for large-sized three-dimension curved surface part, if adopt the hand finishing mode, then crudy is poor, labour intensity is big, production efficiency is low.
The utility model content
In the prior art, traditional venner reeling device can be realized the shaping of simple surfaces such as cylinder, circular cone, but is difficult to realize the shaping of true three-dimension curved surface.The three-dimension curved surface though three-dimension flexible roll bending processing method can be shaped, it adopts discrete working roll, and plate surface is of low quality, so its application and development are restricted.
In view of the foregoing, the purpose of the utility model is: a kind of curved surface rolling device that can realize sheet material is carried out three-dimensional curve generation simply, fast and at low cost is provided.
The utility model provides a kind of curved surface rolling device of three-dimensional curve generation of sheet; Comprise the forming rolls that is used for sheet material is rolled, said forming rolls had support and the accent shape mechanism of position-limiting action and the driving mechanism that is used to make said forming rolls rotation; Wherein, said forming rolls comprises forming rolls and following forming rolls; Said upward forming rolls and/or said forming rolls down are by a plurality of said accent shape mechanism supports; Said accent shape mechanism makes by the said of this accent shape mechanism supports and goes up forming rolls and/or said forming rolls deflection deformation down, and makes to be formed at and saidly go up forming rolls and said roll gap between the forming rolls down is non-uniform Distribution; Said driving mechanism applies torque to said last forming rolls and/or the said one or both ends of forming rolls down, makes sheet material from said roll gap, pass through and be rolled shaping.
Through adopting said constituted mode; Make said upward forming rolls and/or said forming rolls down have certain amount of deflection; And make the roll gap that is formed between said last forming rolls and the said following forming rolls be non-uniform Distribution; Thereby make the different parts of said sheet material in the same cross section of width produce different distortion and different compression ratio; And then make said sheet material each point longitudinal extension on width inhomogeneous, finally make said sheet material in the operation of rolling, produce distortion, to realize three-dimensional curve generation.It is pointed out that this device can realize the three-dimension curved surface part forming of long size.It is little that this installs required plastic force, can on skinny device, realize the progressive forming of large-sized sheet material.This device is compared with the conventional molds building mortion, saves Mould design, manufacturing and debugging operation, shortens the production cycle, increases work efficiency, and cuts down finished cost; Compare with the mode of hand finishing, improve the surface quality of plate, save material resources, manpower and process time.Therefore, the related curved surface rolling device of the utility model can be realized the three-dimensional curve generation of sheet material simply, fast and at low cost.
In addition, said accent shape mechanism, said sheet material from said roll gap through and be rolled shaping before, adjust the degree of flexibility of said forming rolls as required, and adjust the unevenness of said roll gap.
Through adopting said constituted mode; The degree of flexibility of said forming rolls is adjusted to the degree that needs by said accent shape mechanism before rolling; And make and be formed at said forming rolls and the said roll gap non-uniform Distribution between the forming rolls down of going up; Thereby make the different parts of said sheet material in the same cross section of width produce different distortion and different compression ratio; And then make said sheet material each point longitudinal extension on width inhomogeneous, finally make said sheet material in the operation of rolling, produce distortion, to realize three-dimensional curve generation.
In addition, said accent shape mechanism does not have at said forming rolls under the situation of deflection and still said forming rolls is had supporting role.
Through adopting said constituted mode; Said accent shape mechanism can support said forming rolls; To increase the strength and stiffness of said forming rolls; Backing roll is avoided the distortion of said forming rolls in the operation of rolling to the supporting role of working roll in the replacement multiroll rolling, realizes that thin plate rolling or board of variable section are rolling.
In addition; Said accent shape mechanism; Said sheet material on said the said roll gap between forming rolls and the following forming rolls through and the process that is rolled in, the degree of flexibility of the said forming rolls of real time altering as required, and the unevenness of said roll gap is changed in real time.
Through adopting said constituted mode; Said accent shape mechanism said sheet material be rolled in the process real-time regulated said on forming rolls and/or the said degree of flexibility of forming rolls down; Make and be formed at said forming rolls and the said roll gap shape real-time change between the forming rolls down of going up; And then make said sheet material produce different strains at different time, different parts, to realize the roll forming of free form surface.
In addition; Said accent shape mechanism; Said sheet material from be formed at said on the roll gap between forming rolls and the said down forming rolls through and the process that is rolled in, said accents shape mechanism applies torque to said forming rolls body of roll position, to assist said driving mechanism or to replace said driving mechanism.
Through adopting said constituted mode; The auxiliary said driving mechanism of said accent shape mechanism applies moment of torsion to said forming rolls supporting part; Reduce the moment of said forming rolls because of producing with said sheet material effect; Increase said forming rolls unitary rotation moment of torsion, avoid the said forming rolls central part hysteresis that rotates, increase the working life of said forming rolls simultaneously.Perhaps said accent shape mechanism can replace said driving mechanism, and said forming rolls body of roll position is applied torque, makes said forming rolls only under the driving of said accent shape mechanism, the required rotating torque when guaranteeing the rolling curved surface of said forming rolls.
In addition; Said curved surface rolling device; Further comprise the integral shift mechanism that the integral position of said forming rolls is controlled; Said sheet material from said roll gap through and the process that is rolled in, said accents shape mechanism and/or said integral shift mechanism regulate said forming rolls relative altitude under the situation that does not change the original degree of flexibility of said forming rolls in real time, and then in real time the said roll gap integral body between forming rolls on said and the following forming rolls are regulated.
Through adopting said formation; In the process that said sheet material is rolled; In real time said roll gap is regulated under the situation that does not change said forming rolls degree of flexibility through said accent shape mechanism and/or said integral shift mechanism; Make the thickness of slab real-time change, said sheet material is rolled is the sheet material of different-thickness to be implemented in different time sections, thereby realizes the rolling of board of variable section.It is to be noted: the original degree of flexibility of said forming rolls includes deflection and two kinds of situation of no deflection.
In addition, said upward forming rolls and said forming rolls down respectively are one or more.
Through adopting said constituted mode, when said forming rolls respectively is one up and down, realize one-pass roller; When said forming rolls respectively is up and down a plurality of, realize that continuous multi-pass is rolling.
In addition, saidly go up forming rolls and/or said forming rolls down can be made up of the multistage forming rolls, said multistage forming rolls is more than two sections or two sections, adopts incorgruous friction speed, incorgruous with speed, friction speed or rotate with fast mode in the same way in the same way between the said multistage forming rolls.
Through adopting said constituted mode; Said accent shape mechanism transfers shape, support respectively to said sectional forming roller; Said driving mechanism applies torque respectively to described multistage forming rolls, make reverse, equivalent reverse, the different value of suffered active force in said sheet material both sides and the different value of frictional force in the same way or equivalence in the same way, thereby make said sheet material both sides friction speed or with the speed rotation; Friction speed or with fast feeding is shaped to realize rotary forming or curve feeding.
In addition, a centering machine can be set between said multistage forming rolls, said centering machine is used for fixing a point on the said sheet material, and said sheet material can not wholely be moved, and can only be around this some rotation.Said centering machine mainly is made up of clamp mechanism and rotating mechanism.
Through adopting said constituted mode, said centering machine point to said sheet material under the effect of said clamp mechanism is fixed, and makes said sheet material around this fixing point rotation, avoids said sheet material whole moving in rotary course; Said centering machine can rotate around fixing point with said sheet material under the effect of said rotating mechanism, to realize rotary forming.
In addition, said forming rolls can be that bus is the rotary body of camber line.
Through adopting said constituted mode; Use bus to replace the cylinder of bus as straight line as the revolving body of camber line; Need not said accent shape mechanism said forming rolls is transferred shape, the bus through said forming rolls changes the unevenness that realizes said roll gap, and said forming rolls is rotated under no amount of deflection or small deflection; Reduce the suffered fatigue load of said forming rolls, increase the working life of said forming rolls.
In addition, said curved surface rolling device also has and is used for supporting mechanism that the said sheet material before and after being shaped is supported, and said supporting mechanism is arranged at said sheet material import department and/or said sheet material exit.
Through adopting said constituted mode; Said sheet material is under big and thin situation; Through said supporting mechanism to be shaped preceding and/or be shaped after sheet material support, suppress sheet material when charging and/or discharging because the excessive distortion that effects such as gravity produce, the raising forming quality.
In addition, said supporting mechanism is for adopting multipoint mode supporting mechanism with function of regulating height thereof, adopt based on the flexible multi-point supporting mechanism of flexible axle or adopting in a plurality of floating supporting types unit any one.
Through adopting said constituted mode; Said supporting mechanism can support the sheet material after be shaped preceding and/or the shaping; Said supporting mechanism can be according to described sheet material Adjusting Shape bearing height; To adapt to the shape of said sheet material, suppress the excessive distortion that sheet material produces owing to effects such as gravity when charging and discharging.
As stated; The utility model provides a kind of curved surface rolling device of three-dimensional curve generation of sheet, comprises the forming rolls that is used for sheet material is rolled, said forming rolls is had support and the accent shape mechanism of position-limiting action and the driving mechanism that is used to make said forming rolls rotation; Said forming rolls comprises forming rolls and following forming rolls; Said upward forming rolls and/or said forming rolls down are by a plurality of said accent shape mechanism supports; The said shape mechanism that transfers makes by the said upward forming rolls and/or the said forming rolls deflection deformation down of this accent shape mechanism supports; And make the roll gap that is formed between said upward forming rolls and the following forming rolls be non-uniform Distribution, said driving mechanism makes said upward forming rolls and/or the rotation of said forming rolls down, thereby sheet material is passed through from said roll gap.Thus, this device can be realized the three-dimensional curve generation of sheet material simply, fast and at low cost.
In addition; The utility model also provides a kind of curved surface milling method that sheet material is carried out three-dimensional curve generation; It comprises transfers shape step and rolling step; In said accent shape step, said accent shape mechanism makes by the said of this accents shape mechanism supports and goes up forming rolls and/or said forming rolls deflection deformation down, and make be formed at said go up forming rolls and said under roll gap between the forming rolls be non-uniform Distribution; In said rolling step, said sheet material is process from said roll gap, and said upward forming rolls and/or said forming rolls down are rolled shaping to said sheet material.And, can carry out said accent shape step before the said rolling step, or said accent shape step and said rolling step are carried out simultaneously.According to this method, can realize the three-dimensional curve generation of sheet material simply, fast and at low cost.
Description of drawings
Fig. 1 is the sketch map of the related curved surface rolling device 100 of an embodiment of the utility model.
Fig. 2 is the sketch map of the related curved surface rolling device 200 of another embodiment of the utility model.
Fig. 3 is the sketch map of the related curved surface rolling device 300 of another embodiment of the utility model.
Fig. 4 is the sketch map of the related curved surface rolling device 400 of another embodiment of the utility model.
Fig. 5 is the sketch map of the related curved surface rolling device 500 of another embodiment of the utility model.
Fig. 6 is the sketch map of the related curved surface rolling device 600 of another embodiment of the utility model.
Fig. 7 is the sketch map of the related curved surface rolling device 700 of another embodiment of the utility model.
Fig. 8 is the sketch map of the related curved surface rolling device 800 of another embodiment of the utility model.
Fig. 9 is the structure example diagrammatic sketch of accent shape mechanism related in the utility model.
Figure 10 is another structure example diagrammatic sketch of accent shape mechanism related in the utility model.
Description of reference numerals:
1. forming rolls 2. sheet materials 3. transfer shape mechanism 4. centering machines, 5. supporting mechanisms 6. to help roller 7. bearing pins 8. axle sleeves 9. pivot angle pieces 10. supports 11. screws 12. adjustment bodies 13. to transfer shape screw mandrels 100 under the last forming rolls 1b. of forming rolls 1a.; 200,300,400; 500; 600,700,800... curved surface rolling device
The specific embodiment
Further specify the related curved surface rolling device of the utility model below in conjunction with accompanying drawing.
Fig. 1 is the sketch map of the related curved surface rolling device 100 of an embodiment of the utility model, be sheet material from roll gap through and the process that is rolled in, with the schematic cross-section on the perpendicular direction of the direction of sheet material process.
Curved surface rolling device 100 comprises the forming rolls 1 (being also referred to as working roll in this area usually) that is used for sheet material 2 is rolled, forming rolls 1 is had support and the accent shape mechanism 3 of position-limiting action and the driving mechanism (not shown) that is used to make the forming rolls rotation; Forming rolls 1 comprises forming rolls 1a and following forming rolls 1b; Last forming rolls 1a and following forming rolls 1b are respectively by 3 supports of a plurality of accent shape mechanism; Transfer shape mechanism 3 to make by the last forming rolls 1a of this accent shape mechanism 3 supports and following forming rolls 1b deflection deformation respectively; And make the roll gap (both zones of 2 processes of sheet material in the operation of rolling) that is formed between forming rolls 1a and the following forming rolls 1b be non-uniform Distribution; Said driving mechanism makes forming rolls 1a and following forming rolls 1b rotation, thereby makes sheet material 2 from said roll gap, pass through and be rolled shaping.
In Fig. 1; Last forming rolls 1a and following forming rolls 1b adopt the less cylindrical roll of diameter respectively; Under the effect of transferring shape mechanism 3, make forming rolls 1a produce different deflections respectively, and make the roll gap non-uniform Distribution that is formed between forming rolls 1a and the following forming rolls 1b with following forming rolls 1b; And the central part roll gap is less than position, both sides roll gap; Said driving mechanism applies torque in the one or both ends of forming rolls 1; Make the different parts of sheet material 2 in the same cross section of width produce different distortion or different compression ratio; And then make sheet material each point longitudinal extension on width inhomogeneous, finally make sheet material in the operation of rolling, produce distortion, to realize three-dimensional curve generation.
In addition, in this curved surface rolling device 100, also following situation can be arranged, but be not limited to this.The roll gap of the forming rolls 1 in the curved surface rolling device 100 is non-uniform Distribution; And the gap values between rollers of central part is greater than the gap values between rollers at position, both sides; Or the gap values between rollers of a side is less than the gap values between rollers at opposite side position, or roll gap shape is waveform, to realize the shaping of different curve; Also can in forming process, regulate in real time, be shaped to realize free form surface through the degree of flexibility of transferring 3 pairs of forming rolls 1 of shape mechanism; Can also control rolling with the realization board of variable section through transferring shape mechanism 3 and/or integral shift mechanism (not shown) in real time to the whole roll gap of the forming rolls 1 of no deflection.In addition; Under the situation of forming rolls 1 no deflection; Through transferring the multi-point support effect of 3 pairs of each forming rolls 1 of shape mechanism; Increasing the rigidity of each forming rolls 1, and the one or both ends of forming rolls 1 are applied torque, realize adopting two minor diameter forming rolls 1 to realize that thin plate rolling or board of variable section are rolling through said driving mechanism.
Fig. 2 is the sketch map of the related curved surface rolling device 200 of another embodiment of the utility model, be sheet material from roll gap through and the process that is rolled in, with the schematic cross-section on the perpendicular direction of the direction of sheet material process.
For concise description, below only curved surface rolling device 200 difference with curved surface rolling device 100 is described.The last forming rolls 1a of curved surface rolling device 200 and following forming rolls 1b also adopt the less cylindrical roller of diameter; But under the effect of transferring shape mechanism 3, only make one of them forming rolls 1 produce deflection, thereby make the gap values between rollers of the gap values between rollers of two forming rolls, 1 central part less than the position, both sides.Said driving mechanism applies torque in forming rolls 1 one or both ends, makes the different parts of sheet material 2 in the continuous rolling process produce different plastic deformations and become curve form.The gap values between rollers at position, both sides that can certainly make two forming rolls 1 is less than the gap values between rollers of central part, or the gap values between rollers of a side is less than opposite side position gap values between rollers, or roll gap shape is a waveform.Can also be shaped to realize free form surface through transferring shape mechanism 3 in real time the degree of flexibility of forming rolls to be regulated in forming process; In addition; Under the situation of forming rolls 1 no deflection; Through transferring the multi-point support effect of 3 pairs of each forming rolls 1 of shape mechanism; Increasing the rigidity of each forming rolls 1, and the one or both ends of forming rolls 1 are applied torque, realize adopting two minor diameter forming rolls 1 to realize that thin plate rolling or board of variable section are rolling through said driving mechanism.
Fig. 3 is the sketch map of the related curved surface rolling device 300 of another embodiment of the utility model, be sheet material from roll gap through and the process that is rolled in, with the schematic cross-section on the perpendicular direction of the direction of sheet material process.
Curved surface rolling device 300 has adopted the last forming rolls 1a and following forming rolls 1b that are divided into two sections respectively, and the torque that applies different directions, different sizes through the forming rolls 1 to segmentation realizes that the rotary forming of sheet material 2 or curve feeding are shaped.Through transferring shape mechanism 3 to make forming rolls 1a and following forming rolls 1b produce deflection respectively; And make roll gap present non-uniform Distribution; And the central part gap values between rollers is less than position, both sides gap values between rollers; Through said driving mechanism the forming rolls of each segmentation is applied the torque of different directions, different sizes, sheet material 2 rotary formings or curve feeding are shaped, thereby make sheet material 2 in the plastic deformation of central part plastic deformation greater than the position, both sides.Can certainly make the central part gap values between rollers greater than position, both sides gap values between rollers, thereby make sheet material 2 in the plastic deformation of central part plastic deformation less than the position, both sides.Also can make a side gap values between rollers less than opposite side position gap values between rollers, thereby make the plastic deformation of the plastic deformation of sheet material 2 one sides greater than the opposite side position.
Fig. 4 is the sketch map of the related curved surface rolling device 400 of another embodiment of the utility model, be sheet material from roll gap through and the process that is rolled in, with the schematic cross-section on the perpendicular direction of the direction of sheet material process.
In order to make interest of clarity, below only the difference of curved surface rolling device 400 with curved surface rolling device 300 described.
Curved surface rolling device 400, be divided into two sections on forming rolls 1a and following forming rolls 1b section with section between workpiece centering machine 4 is set.Centering machine 4 rotates sheet material 2 around centration axis in forming process, prevent that sheet material 2 whole generation when rotary forming is shifted.
Fig. 5 is the sketch map of the related curved surface rolling device 500 of another embodiment of the utility model, be sheet material from roll gap through and the process that is rolled in, with the schematic cross-section on the perpendicular direction of the direction of sheet material process.
In the curved surface rolling device 500, the bus of last forming rolls 1a and following forming rolls 1b is a camber line, be formed at two roll gap between the forming rolls 1 and be non-uniform Distribution making under the situation that does not have amount of deflection, and the gap values between rollers of central part is less than the gap values between rollers at position, both sides.Transfer 3 pairs of forming rolls 1 of shape mechanism to support, also can make forming rolls 1 produce deflection.Can certainly make the gap values between rollers of the gap values between rollers of two forming rolls 1 central parts greater than the position, both sides, perhaps the gap values between rollers of a side is less than the gap values between rollers at opposite side position.Thereby make sheet material 2 different parts produce uneven plastic strain.
Fig. 6 is the sketch map of the related curved surface rolling device 600 of another embodiment of the utility model, be sheet material from roll gap through and the process that is rolled in, with the schematic cross-section on the perpendicular direction of the direction of sheet material process.
In order to make interest of clarity, below only the difference of curved surface rolling device 600 with curved surface rolling device 500 described.Curved surface rolling device 600, among the last forming rolls 1a of employing and the following forming rolls 1b, the bus that only descends forming rolls 1b is a camber line, the bus of last forming rolls 1a is a straight line, under the situation that does not produce deflection, makes the gap values between rollers of the gap values between rollers of two forming rolls, 1 centre less than two ends.3 pairs of forming rolls 1 of said accent shape mechanism support, and also can make forming rolls 1 produce deflection.Can certainly make the gap values between rollers of the gap values between rollers of two forming rolls 1 central parts, or the gap values between rollers of a side is less than the gap values between rollers at opposite side position, thereby makes sheet material 2 different parts produce uneven plastic strain greater than the position, both sides.In addition, this device also can be that the bus of only going up forming rolls 1a is a camber line, and the bus of following forming rolls 1b is a straight line.
Fig. 7 is the sketch map of the related curved surface rolling device 700 of another embodiment of the utility model, be sheet material from roll gap through and the process that is rolled in, with the schematic cross-section on the perpendicular direction of the direction of sheet material process.
Curved surface rolling device 700 has respectively adopted a row to have the multipoint mode supporting mechanism 5 of function of regulating height thereof in the import and the exit of the sheet material that is rolled 2.Equally, also can adopt flexible multi-point supporting mechanism, or adopt the device of a plurality of discrete floating type supports, the import department and the exit of sheet material 2 are supported based on flexible axle.
Fig. 8 is the sketch map of the related curved surface rolling device 800 of another embodiment of the utility model, be sheet material from roll gap through and the process that is rolled, the schematic cross-section on the direction that parallels with the direction of sheet material process.
Curved surface rolling device 800, the importer of sheet material 2 to Way out on adopted many rows to have the multipoint mode supporting mechanism 5 of function of regulating height thereof respectively.Equally, also can adopt flexible multi-point supporting mechanism, or adopt the device of a plurality of discrete floating type supports, the import department and the exit of sheet material 2 are supported based on flexible axle.
Fig. 9 is the structure example diagrammatic sketch of accent shape mechanism related in the utility model.This section has been merely and has specified, and the structure of related accent shape mechanism 3 is not limited thereto in the utility model.Forming rolls 1 is by axle sleeve 8 constraints, and axle sleeve 8 is embedded in the pivot angle piece 9; Pivot angle piece 9 is connected with support 10 usefulness bearing pins 7, and the swing through pivot angle piece 9 can guarantee forming rolls 1 has continuous slyness when transferring shape deflection; Support 10 is connected with adjustment body 12 usefulness screws 11, moves up and down through rotation drive adjustment body 12 and the support 10 of transferring shape screw mandrel 13, thereby realizes transferring the shape function.In order to increase the wearability of axle sleeve 8, axle sleeve 8 can be selected copper uniform wearability material for use.Can in axle sleeve 8, add lubricating oil in order to reduce friction.Whole accent shape mechanism 3 controls forming rolls 1 by the amount of deflection of said accent shape mechanism 3 support zones through the rotation of transferring shape screw mandrel 13.Use 3 pairs of forming rolls 1 of a plurality of accent shape mechanisms to carry out multiple spot control in the axial direction, can adjust the degree of flexibility of forming rolls 1 as required, and realize going up between forming rolls 1a and the downward modulation shape roller 1b roll gap non-uniform Distribution in the axial direction.
Figure 10 is another structure example diagrammatic sketch of accent shape mechanism related in the utility model.This section has been merely and has specified, and the structure of related accent shape mechanism 3 is not limited thereto in the utility model.Forming rolls 1 and two help rolls 6 are by axle sleeve 8 constraints, and axle sleeve 8 is embedded in the pivot angle piece 9, and pivot angle piece 9 is connected with support 10 usefulness bearing pins 7, and the swing through pivot angle piece 9 can guarantee forming rolls 1 has continuous slyness when accent shape deflection; Support 10 is connected with adjustment body 12 usefulness screws 11, moves up and down through rotation drive adjustment body 12 and the support 10 of transferring shape screw mandrel 13, thereby realizes transferring the shape function.Apply torque through 6 pairs of forming rolls 1 of help roll at body of roll position, to increase the driving torque of forming rolls 1.In order to increase the wearability of axle sleeve 8, axle sleeve 8 can be selected copper uniform wearability material for use.Can in axle sleeve 8, add lubricating oil in order to reduce friction.Whole accent shape mechanism 3 controls forming rolls 1 by the amount of deflection of said accent shape mechanism 3 support zones through the rotation of transferring shape screw mandrel 13.Use 3 pairs of forming rolls 1 of a plurality of accent shape mechanisms to carry out multiple spot control in the axial direction, can adjust the amount of deflection of forming rolls 1 as required, and realize going up between forming rolls 1a and the downward modulation shape roller 1b roll gap non-uniform Distribution in the axial direction.
Claims (12)
1. curved surface rolling device that is used for three-dimensional curve generation of sheet; Comprise the forming rolls that is used for sheet material is rolled, said forming rolls had support and the accent shape mechanism of position-limiting action and the driving mechanism that is used to make said forming rolls rotation that it is characterized in that: said forming rolls comprises forming rolls and following forming rolls; Said upward forming rolls and/or said forming rolls down are by a plurality of said accent shape mechanism supports; Said accent shape mechanism makes by the said of this accent shape mechanism supports and goes up forming rolls and/or said forming rolls deflection deformation down, and makes to be formed at and saidly go up forming rolls and said roll gap between the forming rolls down is non-uniform Distribution; Said driving mechanism is gone up forming rolls and/or the said one or both ends of forming rolls down apply torque to said, make saidly to go up forming rolls and/or the rotation of said forming rolls down, and then make sheet material from said roll gap through and be rolled shaping.
2. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 1; It is characterized in that: said accent shape mechanism; Before said sheet material passes through from said roll gap and is rolled shaping; Adjust the degree of flexibility of said forming rolls as required, and adjust the unevenness of said roll gap.
3. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 1 and 2 is characterized in that: said accent shape mechanism, do not have at said forming rolls under the situation of deflection and still said forming rolls had supporting role.
4. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 1 and 2; It is characterized in that: said accent shape mechanism; In the process that said sheet material passes through from said roll gap and is rolled; The degree of flexibility of the said forming rolls of real time altering as required, and the unevenness of said roll gap is changed in real time.
5. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 1 and 2 is characterized in that: said accent shape mechanism applies torque to said forming rolls body of roll position, with auxiliary said driving mechanism or replace said driving mechanism.
6. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 4; It is characterized in that: comprise the integral shift mechanism that the integral position of said forming rolls is controlled; In the process that said sheet material passes through from said roll gap and is rolled; Said accent shape mechanism and/or said integral shift mechanism regulate the relative altitude of said forming rolls under the situation that does not change the original degree of flexibility of said forming rolls in real time, and then in real time said roll gap integral body are regulated.
7. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 1 and 2 is characterized in that: said upward forming rolls and said forming rolls down are respectively for one or more.
8. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 1 and 2; It is characterized in that: said upward forming rolls and/or said forming rolls down are made up of the multistage forming rolls; Said multistage forming rolls is more than two sections or two sections, states between the multistage forming rolls and to adopt incorgruous friction speed, incorgruous with speed, friction speed or rotate with fast mode in the same way in the same way.
9. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 8; It is characterized in that: said multistage forming rolls the section with section between a centering machine is set; Said centering machine is used for fixing a point on the said sheet material, said sheet material can not whole be moved and can only rotate around this point.
10. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 1 and 2 is characterized in that: said forming rolls is that bus is the rotary body of camber line.
11. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 1; It is characterized in that: also have and be used for supporting mechanism that the said sheet material before and after being shaped is supported, said supporting mechanism is arranged at said sheet material import department and/or said sheet material exit.
12. the curved surface rolling device that is used for three-dimensional curve generation of sheet according to claim 11 is characterized in that: said supporting mechanism is for adopting multipoint mode supporting mechanism with function of regulating height thereof, adopt based on the flexible multi-point supporting mechanism of flexible axle or adopting in a plurality of floating supporting types unit any one.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120461304XU CN202343672U (en) | 2011-11-19 | 2011-11-19 | Curve rolling device for forming three-dimensional curve of plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120461304XU CN202343672U (en) | 2011-11-19 | 2011-11-19 | Curve rolling device for forming three-dimensional curve of plate |
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| CN202343672U true CN202343672U (en) | 2012-07-25 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380532A (en) * | 2011-11-19 | 2012-03-21 | 吉林大学 | Curved surface rolling device and method for forming three-dimensional curved surface of plate |
| CN109332439A (en) * | 2018-11-26 | 2019-02-15 | 佛山市粤优创钢结构有限公司 | Three-dimension curved surface profile-forming machine and its forming method |
| CN110181013A (en) * | 2019-06-10 | 2019-08-30 | 中国重型机械研究院股份公司 | A kind of big screwdown gear of the gapless of roll gap and its application method |
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2011
- 2011-11-19 CN CN201120461304XU patent/CN202343672U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380532A (en) * | 2011-11-19 | 2012-03-21 | 吉林大学 | Curved surface rolling device and method for forming three-dimensional curved surface of plate |
| CN109332439A (en) * | 2018-11-26 | 2019-02-15 | 佛山市粤优创钢结构有限公司 | Three-dimension curved surface profile-forming machine and its forming method |
| CN110181013A (en) * | 2019-06-10 | 2019-08-30 | 中国重型机械研究院股份公司 | A kind of big screwdown gear of the gapless of roll gap and its application method |
| CN110181013B (en) * | 2019-06-10 | 2024-05-03 | 中国重型机械研究院股份公司 | Gap-free large-reduction device for roll gap and application method of gap-free large-reduction device |
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Granted publication date: 20120725 |