CN2850747Y

CN2850747Y - Tube bending machine with both rightward and leftward tube-bending function

Info

Publication number: CN2850747Y
Application number: CN 200520146706
Authority: CN
Inventors: 林志远
Original assignee: HEHE MACHINERY CO Ltd
Current assignee: HEHE MACHINERY CO Ltd
Priority date: 2005-12-22
Filing date: 2005-12-22
Publication date: 2006-12-27
Anticipated expiration: 2015-12-22

Abstract

The utility model discloses a tube bending machine capable of bending tubes rightward and leftward, which comprises a machine table, a rotary clamping device arranged on the machine table, and a tube bending device capable of producing displacement on the machine table, wherein the rotary clamping device clamps and positions a pipe fitting, and carries out phase adjustment in good time; the tube bending device is matched with the pipe fitting which is clamped by the rotary clamping device, and respectively carries out asymmetric tube bending operations at both sides of the rotary clamping device. Therefore, asymmetrical shapes can be bent out of both ends of the pipe fitting through the rotary clamping device matched with the tube bending device, the arrangement of the other tube bending device can be omitted and the cost can be reduced.

Description

About having concurrently to the bending machine of bend pipe function

Technical field

The utility model relates to a kind of pipe fitting bending apparatus, particularly relates to a kind ofly can bending out about bending machine from having concurrently of asymmetric three-dimensional contouring to the bend pipe function to pipe fitting both ends.

Background technology

As shown in Figures 1 and 2, existing a kind of bending machine (TaiWan, China application case number No. 92105312 patent case) includes fixedly die holder 2 and two that a board 1, is installed in the middle of this board 1 and is separately positioned on this fixedly bend pipe head 3 of die holder 2 both sides.Should be fixedly die holder 2 have one fixedly fixture block 201 and one can with respect to this fixedly fixture block 201 generation closings with the movable clip block 202 of clipping one pipe fitting.Aforementioned bend pipe head 3 respectively has a movable mould wheel 301, and can be located on this toggling device 302 and with respect to this movable mould wheel 301 with respect to the toggling device 302 and that this movable mould wheel 301 produces swings and be the eccentric curved mould wheel 303 that is provided with.When the pipe fitting stage casing be subjected to this fixedly die holder 2 clippings locate, and two ends also are clamped in the movable mould wheel 301 of bend pipe head 3 and should take turns between 303 by curved mould, and when driving 302 swings of this toggling device and driving curved mould wheel 303, just can make these pipe fitting two ends finish the bend pipe operation with respect to movable mould wheel 301 swings.

Though this bending machine can carry out the bend pipe operation to pipe fitting because when bend pipe, this fixedly 2 of die holders to the pipe fitting clipping, so can only bend the pipe fitting that extends (dual space) on same plane.

Again as shown in Figure 3, the bending machine (United States Patent (USP) the 4th, 843, No. 861 cases) of another kind of two curved formulas, it comprises is located at the swan neck system 5 that middle rotating and clamping device 4 and two is located at these rotating and clamping device 4 both sides.As Fig. 4, Fig. 5 and shown in Figure 6, this rotating and clamping device 4 have a shell block 401 and be installed in a power unit 402 of these shell block 401 inside, a gear unit 403, a brake units 404, fastens a unit 406 and an idle pulley unit 407 in order to the driver element 405, that drives this brake units 404.This gear unit 403 and brake units 404 respectively have the external gear 403 that an internal gear 403 ', 404 ' and two is located at this internal gear 403 ', the 404 ' outside ", 404 ", this fastening unit 406 also have one with the interior clip wheel 408 of aforementioned internal gear 403 ', 404 ' engagement and two can with external gear 403 ", 404 " the outer clip wheel 409 of engagement, should in clip wheel 408 inside have grip hold arc face 408 ' in, aforementioned outer clip wheel 409 inside then respectively have one and are the outer grip hold arc face 409 ' of eccentric setting with respect to grip hold arc face 408 ' in this.When a motor 405 ' that starts this driver element 405, be to make the internal gear 404 ' of this brake units 404 check the location, this interior clip wheel 408 that fastens unit 406 also produces the location, and when power unit 402 input power, and utilize the external gear 403 of this gear unit 403 and brake units 404 ", 404 " when the outer clip wheel 409 of this fastening unit 406 of interlock produces eccentric rotation with respect to clip wheel in this 408, utilize the rotation that should outer grip hold arc face 409 ' be off-centre just can cooperate and with a pipe fitting clipping with grip hold arc face 408 ' in this.When discharging brake, clip wheel 408 and pipe fitting rotated together in outer clip wheel 409 just can drive, and adjusted the phase place purpose to reach.

Though the rotating and clamping device 4 of this bending machine can also can carry out the phase place adjustment, to reach the stereo bent pipe purpose with the moving location of pipe fitting clamping between the operation of secondary bend pipe.

But this bending machine overall architecture and rotating and clamping device 4 still have following disappearance:

One, the mobile range of swan neck system 5 is to be the boundary with this rotating and clamping device 4, and is synchronously symmetrical bending process to be carried out at the two ends of this pipe fitting, and is not suitable for the asymmetric pipe fitting processing in two ends.

Two, when adjusting phase place, clip wheel 408 is not subjected to the direct driving of this power unit 402 in this, but is dragged passively because of the clipping frictional force of pipe fitting, and the danger that pipe fitting gets loose takes place easily.

Three, constituent components is many, can cause overall volume big, uses (as bend external diameter 9mm locomotive oil pipe) for the bend pipe of some light clamping loads, does not need so complicated mechanism in fact.

The utility model content

It is a kind of simple in structure and can bend out about bending machine from having concurrently of asymmetric three-dimensional contouring to the bend pipe function at pipe fitting both ends that the purpose of this utility model is to provide.

To the bending machine of bend pipe function, comprise the rotating and clamping device and that a board, is arranged on this board and can produce the swan neck system of displacement about the utility model has concurrently along this board.This board is to extend along a length direction, and has that one first side, is with this first side that end face and two that second side, of opposite setting extends to this second side by this first side is arranged on this end face and along the guide rail of this length direction extension.This rotating and clamping device is arranged between first and second side of this board, and have the shell block, of being located at this top face and be installed in power unit, on this shell block to be installed in this shell block inner and be subjected to the rotating unit and of this power unit interlock to be installed in the fastening unit of this rotating unit inside, this fastens unit can be with this pipe fitting clipping, and utilizes this rotating unit to rotate and adjust phase place.This swan neck system is to produce displacement and to slide into second side by first side of this board along this guide rail, and has a pedestal that bridges on this board end face, one can produce the slide of lifting perpendicular to the vertical direction of this length direction with respect to this pedestal and along one, one is that the pivot central shaft is located at revolving bed and on this slide and is installed in bend pipe mould on this revolving bed with a first axle that is parallel to this vertical direction, this revolving bed is in a primary importance between this first side and this rotating and clamping device, this revolving bed when this second side slides, is in a second place by this rotating and clamping device by this primary importance pivot turnback and position.

Whereby, utilizing this rotating and clamping device and to adjust phase place to pipe clamp system, and utilize this rotating and clamping device to cooperate with this swan neck system, is to bend out asymmetric moulding to the pipe fitting both ends, and this swan neck system is simple in structure, can reduce cost.

Description of drawings

Fig. 1 is the schematic perspective view of existing a kind of bending machine;

Fig. 2 is the bend pipe operation chart of this kind bending machine;

Fig. 3 is the floor map of existing another kind of bending machine;

Fig. 4 is the cross-sectional schematic of being got along the straight line 4-4 among Fig. 3;

Fig. 5 is the cross-sectional schematic of being got along the straight line 5-5 among Fig. 4;

Fig. 6 is the cross-sectional schematic of being got along the straight line 6-6 among Fig. 4;

Fig. 7 is the flat assembly drawing of the utility model one preferred embodiment;

Fig. 8 is the schematic top plan view of the above-mentioned preferred embodiment of the utility model;

Fig. 9 is the enlarged diagram of a rotating and clamping device of the above-mentioned preferred embodiment of the utility model;

Figure 10 is the cross-sectional schematic of being got along the straight line 10-10 among Fig. 9;

Figure 11 is the forward sight enlarged diagram of above-mentioned preferred embodiment one swan neck system of the utility model;

Figure 12 is the side-looking enlarged diagram of the above-mentioned preferred embodiment swan neck system of the utility model;

Figure 13 is the enlarged diagram of overlooking of the above-mentioned preferred embodiment swan neck system of the utility model;

Figure 14 is above-mentioned preferred embodiment rotating and clamping device one operation chart of the utility model, illustrates to utilize one second impeller to push away after a rotating unit rotates to pull a brake and make a moving gripper die be positioned at a disengaged position;

Figure 15 is above-mentioned another operation chart of preferred embodiment rotating and clamping device of the utility model, illustrates can utilize one first impeller to push away to pull this brake after this rotating unit reverses again and make this moving gripper die be positioned at a clipping position;

Figure 16 is the forward sight operation chart of the above-mentioned preferred embodiment swan neck system of the utility model;

Figure 17 is the side-looking operation chart of the above-mentioned preferred embodiment swan neck system of the utility model;

Figure 18 is another forward sight operation chart of the above-mentioned preferred embodiment swan neck system of the utility model;

Figure 19 is that the swan neck system of the above-mentioned preferred embodiment of the utility model is adjusted schematic diagram, and the schematic diagram that cooperates pipe fitting bending curvature and activate a little pressure cylinder withdrawal is described.

The specific embodiment

Be elaborated to the bending machine of bend pipe function about below by most preferred embodiment and accompanying drawing to of the present utility model having concurrently.

As shown in Figures 7 and 8, about the utility model has concurrently to the bending machine preferred embodiment of bend pipe function, be to carry out the bend pipe operation to a pipe fitting 400, and comprise the rotating and clamping device 200 and that a board 100, is arranged on this board 100 and can produce the swan neck system 300 that moves along this board 100.Though draw out four swan neck systems 300 among Fig. 7, having only the leftmost side is practical structures with the swan neck system 300 of depicted as solid lines, and the swan neck system 300 that its excess-three is drawn with imaginary line is for operational motion of the present utility model is described, the spy gives and indicating.

This board 100 is to extend along a length direction X, and has that one first side 101, is with this first side 101 that end face 103, two that second side 102, of opposite setting extends to this second side 102 by this first side 101 is arranged on this end face 103 and the guide rail 104 that extends along this length direction X and extends and tooth bar 105 between aforementioned guide rail 104 along this length direction X.

As Fig. 9, shown in Figure 10, this rotating and clamping device 200 is arranged on first of this board 100, two sides 101, between 102, and has the shell block 10 that cantilevered fashion of adopting (seeing Figure 12) is located at these end face 103 tops, one is installed in the power unit 20 on this shell block 10, one is installed in the rotating unit 30 of these shell block 10 inside, one is installed in the fastening unit 40 of these rotating unit 30 inside, one is installed in the stopper unit 50 of these rotating unit 30 inside, one is installed on this shell block 10 and that first impeller 60 and that should stopper unit 50 is installed in this shell block 10 is inner and to second impeller 70 that should stopper unit 50.This shell block 10 has a perisporium 12 that can define a space 11, and this perisporium 12 has two self-lubricating bearings 14 and that are divided into both sides and connects to this space 11 down and the peristome 13 of this self-lubricating bearing 14 by last.

This power unit 20 has a motor 21, one and is located in this perisporium 12 and the force-output shaft 22 of exportable these motor 21 power, two groups of drive 23 and a pair of winding driving belts 24 between this force-output shaft 22 and aforementioned drive 23 that are disposed on these force-output shaft 22 1 sides.This force-output shaft 22 has two to be located in this space 11 and corresponding to the driving wheel 221 of drive 23, aforementioned driving belt 24 respectively have one with the inner circular tooth face 241 of drive 23 engagements and one and the outer shroud flank of tooth 242 of these inner circular tooth face 241 opposing settings.

This rotating unit 30 is to be located on the self-lubricating bearing 14 of this shell block 10 along axis L extension and axle, and be subjected to this power unit 20 to drive and to rotate, and have the slotted eye 33 that the rectangular fixed block in a cross section 31, two connects vertically and radially extended towards this axis L by the outside along the sprocket wheel portion 32, that this axis L is fixed in these fixed block 31 both sides.This fixed block 31 has a pair of accommodation space 311 and that should axis L and communicates and vertically disposed slide opening 312 with this accommodation space 311, and these slide opening 312 two ends connect to these fixed block 31 outsides.This sprocket wheel portion 32 is the outer shroud flank of tooth 242 engagements with this driving belt 24.This slotted eye 33 is to connect sprocket wheel portion 32 and fixed block 31, and is parallel to this slide opening 312.

This fastening unit 40 is to intersect with this slotted eye 33 to be provided with and to be installed in the accommodation space 311 of this rotating unit 30, and have one fixedly holder 41, one can with respect to this fixedly holder 41 generation convergences or away from movable holder 42 and be located at this fixedly flexible member 43 between holder 41 and this activity holder 42.Fixedly holder 41 has first end face 411 in this slotted eye 33, one is arranged with and is arranged on along the first arc groove 412 and that this axis L extends first shrinkage pool 413 of these first arc groove, 412 1 sides by this first end face 411, this activity holder 42 have one with these first end face, 411 second opposed end faces 421, one is arranged with and can be arranged on these second arc groove, 422 1 sides and second shrinkage pool 423 relative with this first shrinkage pool 413 with the involutory second arc groove 422 and of this first arc groove 412 by this second end face 421, this flexible member 43 be with the compression spring be example, and be opposite two ends be installed in respectively this first, two shrinkage pools 413, in 423, the elastic force of this flexible member 43 can make this activity holder 42 be kept away from this fixing trend of holder 41.Preferably, this fastening unit 40 also comprises a fine adjustment screw 44, and this fine adjustment screw 44 is to be arranged in this fixed block 31, and be resisted against this fixedly holder 41 in contrast to a side of this activity holder 42.

This stopper unit 50 has one and is cylindric and is located in brake 51 and in this slide opening 312 slidably and be located at yoke frame 52 between this brake 51 and this activity holder 42.This brake 51 has a first end 511, one with the second end 512 of these first end 511 opposite settings, one outer ring surface 513 and that extends to this second end 512 by this first end 511 is arranged with and to pushing guide part 514 that should live splint seat 42 by this outer ring surface 513, this pushing guide part 514 has one in abutting connection with this outer ring surface 513 and to shallow end 515 that should first end 511, one with this outer ring surface 513 degree of depth and the guiding incline 517 that tilts to extend towards this deep end 516 by this shallow end 515 corresponding to the deep end 516 of this second end 512 and at interval, the yoke frame 52 of present embodiment is to adopt steel ball.

This first impeller 60 is to be example with the pressure cylinder, is to be parallel to these peristome 13 ground to be installed on this perisporium 12, and has one and can push away the first piston bar 61 of pulling to the first end 511 of this brake 51.

This second impeller 70 also is to be example with the pressure cylinder, is perpendicular to this peristome 13 and is located in this space 11, and utilize most fixed bars 72 to be installed on this perisporium 12, and have one and can push away second piston rod 71 of pulling to the second end 512 of this brake 51.

As Fig. 7, Figure 11,12 and shown in Figure 13, this swan neck system 300 is to produce displacements and to slide into second side 102 by first side 101 of this board 100 along this guide rail 104, and have one and bridge on the end face 103 of this board 100 and can produce the pedestal 80 that slides along this length direction X, one is arranged on these pedestal 80 tops and can produces the holder 80 ' that slides with respect to this pedestal 80 along a short direction Y perpendicular to this length direction X, one slide 90 and that is arranged on this holder 80 ' one side can drive this slide 90 and produce the pressure cylinder unit 110 of lifting along one perpendicular to the vertical direction Z of this length direction X with respect to this holder 80 ', one is that the pivot central shaft is located at the revolving bed 120 on this slide 90 with a first axle L1 who is parallel to this vertical direction Z, one is installed in the servo motor 130 on this revolving bed 120, one exportable these servo motor 130 power and the couple axle 140 that extends along second an axis L2 who is parallel to this first axle L1, one is cemented in the driving cylinder pressure 150 on this revolving bed 120, a seat pipe 160 that is located in this revolving bed 120, one is installed in the main mould wheels 170 on this pipe 160, one be subjected to these driving cylinder pressure 150 interlocks can with respect to these main mould wheels 170 produce convergences or away from connection unit 180, one is installed in the curved module 170 ' on this connection unit 180, one is installed in the promotion cylinder pressure 190 on this revolving bed 120, one is subjected to this promotion cylinder pressure 190 to drive the pushing block 210 that can slide along this vertical direction Z on this revolving bed 120, one be articulated on this revolving bed 120 and can be installed in respect to the column 220 and that these main mould wheels 170 produce swing on this column 220 by these pushing block 210 stoppers and can the position at the guided mode wheel 230 of this curved module 170 ' one side, and these main mould wheels 170, curved module 170 ' can constitute a bend pipe mould with guided mode wheel 230.Though the bend pipe mould in the present embodiment is to draw with the roll bending mould, the stretch bending mould that the present dealer of also replaceable one-tenth knows no longer describes the formation of stretch bending mould herein in detail.

This pedestal 80 has a driver element 83, the output of this driver element 83 have one with the driving wheel 831 of this tooth bar 105 engagements, start this driver element 83 and can make this pedestal 80 and integrated member mounted thereto produce displacement at this board 100 upper edge length direction X.

This holder 80 ' has a base plate 81 ', a riser 82 ' that vertically is fixed on this base plate 81 '.This riser 82 ' one leading flank is provided with the two linear slide rail groups 821 ' along this vertical direction Z extension.

This slide 90 is to borrow this linear slide rail group 821 ' to produce lifting along this vertical direction Z with respect to this riser 82 ', and has two and be located at a leading flank and be up and down at interval locating piece 910

This pressure cylinder unit 110 be mounted in that this base plate 81 ' is gone up and the position at this riser 82 ' one rear side, and have a big pressure cylinder 110 ' and a folded little pressure cylinder 110 that is located at this big pressure cylinder 110 ' bottom ", a piston rod of this big pressure cylinder 110 ' is to be attached at this slide 90 tops.It is that center of rotation is produced the moving motor 120 that rotates with this first axle L1 that this revolving bed 120 has that a main body 120 ' and that is located on the locating piece 91 is installed in locating piece 91 belows of below and can drives this main body 120 ' ".

This servo motor 130 is to should the second axis L2 and be installed on this main body 120 '.

This driving cylinder pressure 150 is to be installed on this main body 120 ' along this second axis L2, and be a kind of pair of bar cylinder, and have the shaft coupling 153 that connecting rod 152 and that the piston rod 151, that protrudes from this main body 120 ' on one day protrudes from this driving cylinder pressure 150 down connects this couple axle 140 and this connecting rod 152.

This pipe 160 is to be located in this main body 120 ' along this second axis L2 axle, and be to be hollow circular tube portion, and has a leg 162 that can define an endoporus 161, this endoporus 161 can wear for the piston rod 151 of this driving cylinder pressure 150, and this leg 162 has two flutings 164 of guide groove 163 and between aforementioned guide groove 163 that are provided with and offer vertically relatively.

These main mould wheels 170 comprise that one has the first main mould wheel 171 and than roundlet footpath and has than the great circle footpath and be arranged on the second main mould wheel 172 that this first main mould is taken turns 171 tops.

This connection unit 180 have one be articulated on the piston rod 151 of this driving cylinder pressure 150 and certainly the connecting rod 181 and that passes of this fluting 164 be articulated in swing arm 182 on this connecting rod 181 and this pipe 160, this connecting rod 181 is to utilize a pin rod to be articulated on this piston rod 151, and pin rod can produce slip along this guide groove 163.

Should curved module 170 ' having one is located at this first curved module 171 ' top and takes turns the 172 second relative curved modules 172 ' with this second main mould with respect to the first curved module 171 ' and of this first main mould wheel 171.

This pushing block 210 has a pulley 210 ' that is located in side end.

This column 220 is provided in a side of a position of balancing perpendicular to this vertical direction Z, can be rocked to the operating position of corresponding vertical direction Z by this pulley 210 ' promotion.

The bending machine that utilizes above-mentioned member to form, Figure 10 and shown in Figure 14 for another example, before desiring to carry out the bend pipe operation and desire during with this pipe fitting 400 clampings location, it is the motor 21 that starts this rotating and clamping device 200 earlier, and utilize this driving belt 24 to drive this rotating unit 30 and rotate toward clockwise direction, up to this slotted eye 33 and this peristome 13 90 degree that stagger, at this moment, the second end 512 of this brake 51 is corresponding to this second impeller 70, and driving this second piston rod 71 produces to push away towards this brake 51 and pulls, and make 516 pairs of the deep ends of this pushing guide part 514 should yoke frame 52, utilize the elastic force effect of this flexible member 43, just can make this activity holder 42 be positioned at a disengaged position, and this yoke frame 52 also can fall in this deep end 516.

Figure 10 and shown in Figure 15 and for example, after these second piston rod, 71 withdrawals, spend toward counterclockwise rotating 90 with regard to moving this rotating unit 30 of recycling this power unit 20 Ma Qu, and make this slotted eye 33 again corresponding to this peristome 13, at this moment, the first end 511 of this brake 51 is corresponding to this first impeller 60, and should still be positioned at this disengaged position by activity holder 42, operating personnel just can be with pipe fitting 400 from this peristome 13, slotted eye 33 open ports are inserted, up to should first, two arc grooves 412,422 o'clock, can be as shown in Figure 9, the first piston bar 61 of restarting this first impeller 60 stretches out, and promote the first end 511 of this brake 51, when 515 pairs of this shallow end should yoke frame 52, utilizing should be dark, shallow end 516, the variation of 515 degree of depth, this yoke frame 52 just can drive this activity holder 42 towards this fixedly holder 41 produce closings and be positioned at a clipping position, can make this pipe fitting 400 by firm clampings.

After these first piston bar 61 withdrawals, utilize this power unit 20 can drive this rotating unit 30, fastening unit 40, stopper unit 50 and pipe fitting 400 again and rotate predetermined angular simultaneously, and reach the purpose of adjusting phase place.

Figure 16 and shown in Figure 17 and for example, when desiring to carry out the bend pipe operation, be to utilize driver element 83 to make these swan neck system 300 integral body can be moved to first side 101 of this board 100 along length direction X, and startup should be big, little pressure cylinder 110 ', 110 " do to stretch out action; impel this slide 90; revolving bed 120 and all members that are installed on this revolving bed 120 all can shift up; and make that the first main mould wheel 171 of these main mould wheels 170 can be to should pipe fitting 400; and the piston rod 151 that can drive this drivings cylinder pressure 150 pushes away this connection unit 180 of pulling; and make first of this curved module 170 ' bend module 171 ' closing to take turns 171 1 sides at this first main mould, and make this pipe fitting 400 be held the location, then, start this promotion cylinder pressure 190 again, impel this column 220 of pulley 210 ' pushing tow of this pushing block 210 to be upright operating position by balancing the position swing, and make this guided mode wheel 230 also towards these main mould wheels 170 convergences and position in curved module 170 ' one side, at this moment, when starting this servo motor 130, utilize guided

mode wheel

230,3 effects of making a circular arc that main mould wheels 170 and curved module 170 ' are produced just can be finished the bend pipe action.

And this swan neck system 300 can be by the bend pipe operation that first side 101 that should board 100 is continued a left side section portions of this pipe fitting 400 are carried out out of phase towards this second side 102, when desire by to second side 102 that should board 100 when this first side 101 right section portions to this pipe fitting 400 of continuing carry out the bend pipe operation, be as Fig. 7 and shown in Figure 180, utilize this motor 120 " drive this revolving bed 120 and organize the member that is located on this revolving bed 120; with this first axle L1 is that center of rotation is turned over turnback, just can carry out the bend pipe operation to the right side section portion of this pipe fitting 400.

And as shown in figure 19, when pipe fitting 400 bending curvature need change, be to start this little pressure cylinder 110 " withdrawal, and make these main mould wheels 170 have than the second main mould wheel 172 in great circle footpath and the second curved module 172 ' that should curved module 170 ' corresponding to this pipe fitting 400, it is quite easy to adjust.

Now again advantage of the present utility model is summarized as follows:

One, utilizes these rotating and clamping device 200 adjustment phase places and this single swan neck system 300 can cross over the bend pipe operation of whole board 100, can bend out asymmetric moulding, and can carry out three-dimensional bend pipe operation this pipe fitting 400 to pipe fitting 400 both ends.

Two, utilize the cooperation of clip unit 40, stopper unit 50, first impeller 60 and second impeller 70 of rotating and clamping device 200, can reach the purpose of certain clip pipe fitting 400, and utilize this power unit 20 and rotating unit 30 to cooperate, then can reach the purpose of adjusting phase place, therefore, the operation of clamping, rotation utilizes independent agency to reach respectively, and operational motion is certain.

Three, whole constituent components is comparatively simplified, and with respect to the structure of existing bending machine, overall volume is less, and is applicable to the bend pipe operation of some light clamping loads.And constituent components of the present utility model is simple in structure, the manufacturing assembly is easy, overall volume is little.

Claims

One kind have concurrently about to the bending machine of bend pipe function, be that a pipe fitting is carried out the bend pipe operation, and comprise the rotating and clamping device and that a board, is arranged on this board and produce the swan neck system of displacement along this board, it is characterized in that:

This board is to extend along a length direction, and has that one first side, is with this first side that end face and two that second side, of opposite setting extends to this second side by this first side is arranged on this end face and along the guide rail of this length direction extension;

This rotating and clamping device, be arranged between first and second side of this board, and have the shell block, of being located at this top face and be installed in power unit, on this shell block to be installed in this shell block inner and be subjected to the rotating unit and of this power unit interlock to be installed in the fastening unit of this rotating unit inside, this fastens the unit with this pipe fitting clipping, and utilizes this rotating unit to rotate and the adjustment phase place;

This swan neck system, be to produce displacement and slide into second side by first side of this board along this guide rail, and has a pedestal that bridges on this board end face, one produces the slide of lifting with respect to this pedestal and along one perpendicular to the vertical direction of this length direction, one is that the pivot central shaft is located at revolving bed and on this slide and is installed in bend pipe mould on this revolving bed with a first axle that is parallel to this vertical direction, this revolving bed is in a primary importance between this first side and this rotating and clamping device, this revolving bed when this second side slides, is in a second place by this rotating and clamping device by this primary importance pivot turnback and position.
2. about as claimed in claim 1 having concurrently to the bending machine of bend pipe function, it is characterized in that: this rotating and clamping device also has a stopper unit that is installed in this rotating unit inside, one is installed in first impeller and on this shell block is installed in second impeller on this shell block, and this shell block has a perisporium that defines a space, this perisporium one side is provided with one by the peristome of outside perforation to this space, this rotating unit is to be located in this shell block along first axle extension and axle, and driven by this power unit rotates, and the slotted eye that has a perforation vertically and radially extend towards this first axle by the outside, one corresponding axis and with the vertically disposed accommodation space of this slotted eye, one with the vertical slide opening that communicates and be parallel to this slotted eye of this accommodation space, these slide opening two ends connect to this rotating unit outside, this fastening unit is to intersect with this slotted eye to be provided with and to be installed in this accommodation space, and have one fixedly holder and one with respect to this fixedly holder produce convergence or away from movable holder, fixedly holder has first end face in this slotted eye, this activity holder have one with this first end face second opposed end face, it is in a clipping position that second end face of this activity holder levels off to this first end face, it is in a disengaged position that this second end face is away from this first end face, this stopper unit is mounted in the slide opening of this rotating unit, and have a stopper should activity holder convergence or be away from this fixedly the brake and of holder be located at yoke frame between this brake and this activity holder, and this brake has a first end, the second end of one opposite setting with this first end, one outer ring surface and that extends to this second end by this first end is arranged with and to pushing guide part that should the live splint seat by this outer ring surface, this pushing guide part has a shallow end in abutting connection with this outer ring surface, one with this outer ring surface deep end and of degree of depth guiding incline of tilting to extend towards this deep end by this shallow end at interval, this shallow end is to making this live splint seat be positioned at this clipping position by yoke frame, this deep end is to making this live splint seat be positioned at this disengaged position by yoke frame, this first impeller promotes the first end of this brake, and borrow this yoke frame and drive this live splint seat and be positioned at this clipping position, this second impeller promotes the second end of this brake, and makes this yoke frame fall into the deep end of this pushing guide part and drive this live splint seat and be positioned at this disengaged position.
3. to the bending machine of bend pipe function, it is characterized in that about as claimed in claim 2 having concurrently: the power unit of this rotating and clamping device has the force-output shaft and two drives that are provided with and driven by this force-output shaft at interval of a motor, this motor power of output.
4. about as claimed in claim 3 having concurrently to the bending machine of bend pipe function, it is characterized in that: the power unit of this rotating and clamping device also has the driving belt of a winding between this force-output shaft and drive, this driving belt have one with the inner circular tooth face of drive engagement and one and the outer shroud flank of tooth of the opposing setting of this inner circular tooth face, this rotating unit also have two be located at outer peripheral face and with the sprocket wheel portion of this outer shroud flank engagement.
5. about as claimed in claim 2 having concurrently to the bending machine of bend pipe function, it is characterized in that: the fastening unit of this rotating and clamping device also has is located at this fixedly flexible member between holder and this activity holder, and the elastic force of this flexible member is kept away from this fixing trend of holder this activity holder.
6. to the bending machine of bend pipe function, it is characterized in that about as claimed in claim 2 having concurrently: first and second impeller of this rotating and clamping device is a pressure cylinder.
7. to the bending machine of bend pipe function, it is characterized in that about as claimed in claim 1 having concurrently: this swan neck system also has a pressure cylinder unit that is installed on this pedestal, and this slide of this pressure cylinder unit drives produces lifting.
8. about as claimed in claim 1 having concurrently to the bending machine of bend pipe function, it is characterized in that: this swan neck system also has one and is installed in servo motor, on this revolving bed to be subjected to this servo motor driven be to be the seat pipe that center of rotation rotates with second axis that is parallel to this first axle, and this bend pipe mould has one, and to extend and be installed in that main mould wheels, on this pipe are attached on this pipe and are subjected to this servo motor driven along this second axis be to cooperate with these main mould wheels and the curved module and that carries out the bend pipe operation is arranged on the guided mode of this curved module one side and takes turns.
9. about as claimed in claim 8 having concurrently to the bending machine of bend pipe function, it is characterized in that: this swan neck system also have one along this second axis be cemented in driving cylinder pressure and on this revolving bed be subjected to this driving cylinder pressure interlock be with respect to these main mould wheels produce convergence or away from connection unit, this driving cylinder pressure has goes up the piston rod that protrudes one day, one protrudes from the connecting rod and of this driving cylinder pressure down with the shaft coupling of this servo motor transmission of power to this connecting rod, one bottom of this connection unit is to be articulated on this piston rod, and a top ends is then for should curved module being installed by the location.
10. about as claimed in claim 9 having concurrently to the bending machine of bend pipe function, it is characterized in that: this swan neck system also has one, and to be installed in that promotion cylinder pressure, on this revolving bed drives by this promotion cylinder pressure to be to be articulated on this revolving bed and to be subjected to this pushing block stopper at the pushing block that slides on this revolving bed, along vertical direction be to produce the column of swing with respect to these main mould wheels, and this guided mode wheel is mounted in this column top.