CN201082452Y - Pipe end spinning enlarging flanging press - Google Patents
Pipe end spinning enlarging flanging press Download PDFInfo
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- CN201082452Y CN201082452Y CNU2007201762760U CN200720176276U CN201082452Y CN 201082452 Y CN201082452 Y CN 201082452Y CN U2007201762760 U CNU2007201762760 U CN U2007201762760U CN 200720176276 U CN200720176276 U CN 200720176276U CN 201082452 Y CN201082452 Y CN 201082452Y
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Abstract
The utility model relates to a spinning and flaring edge flanging machine at the pipe end, a hydraulic mechanism comprises a motor, an oil pump, an oil box and a controlling valve block; the oil pump is connected with the controlling valve block and the oil box, the controlling valve block is fixed on the oil box body and is connected with a clamping mechanism oil cylinder, a spanning mechanism hydraulic motor and a pushing oil cylinder; the machine seat of the clamping mechanism is fixed on the oil box panel of the hydraulic mechanism, the oil cylinder is fixed on an upper cross beam, the piston rod of the oil cylinder is connected with a sliding block, the sliding block is arranged in a guide way fixed on the machine seat, the sliding block is connected with the piston rod of the oil cylinder and is fixed on an upper die block, and the upper die block is provided with an upper clamping die; a lower die block is fixed on the machine seat and is provided with a lower; the spanning mechanism frame is fixed on the oil box panel of the hydraulic mechanism, one end of each guiding axle is fixed with the machine seat of the clamping mechanism, the other end is fixed on the other side wall of the machine frame, a casing body is provided with a sliding bearing and fixed on each guiding axle, a pushing body with a spanning head and a hydraulic motor are arranged in the casing body the pushing body is connected with the output axle of the hydraulic motor, the pushing oil cylinder is fixed on the machine frame, and the position rod is connected with the casing body; the utility model is suitable for processing various kinds of flaring edge at the pipe end.
Description
Technical field
The utility model relates to the pipeline process equipment, relates in particular to a kind of pipe-end rotary extrusion expansion flanger that line end connects processing that is used for.
Background technology
At oil, chemical field, in the hydraulic system of ship field, need to build a large amount of pipelines, pipeline generally all is that the pipe with different length connects and composes.The connected mode of current pipeline mainly is to adopt to be welded to connect with flange to be connected, these two kinds of connected modes all be unable to do without the girth welding of pipe end, the shortcoming that will bring welding procedure itself to exist like this, SMAW efficient is lower such as adopting, working condition difference or the like.Now development abroad a kind of method that adopts special flange and sealing device connecting line, though its special flange and seal all are large-scale production, can guarantee high efficiency and high-quality, but, the crucial part that adopts this method is that pipe end need carry out the enlarging flange, at present the most frequently used have two kinds of flange forms: promptly flange and pipeline center are 37 ° or be 90 °, and the former is suitable for the pipeline of higher level pressure (35 to 42MPa), and the latter is suitable for the pipeline of stage pressure such as 16MPa.This pipe end method of attachment requires flange quality height, and is accurate such as the flange angle, connects any surface finish; In addition, also need processing efficient height.The method of carrying out line end enlarging flange has multiple, such as punch forming (cold-heading), roll and spinning etc.Punch forming (cold-heading) and rolling method, the big energy consumption height of plant capacity, and heavy, the fineness of flange is relatively poor; Spin-on process is because lower, the facility compact of consumed energy, crudy height form and be first-selection.But spinning enlarging flange needs special equipment and finishes, and procedure is many, and procedure of processing is many, and a lot of manual steps is arranged.
For this reason, the utility model utility model people designs a kind of pipe-end rotary extrusion expansion flanger, to satisfy the processing request of process pipelines pipe end spinning enlarging flange.
The utility model content
Main purpose of the present utility model is to overcome the above-mentioned shortcoming that existing product exists, and a kind of pipe-end rotary extrusion expansion flanger is provided, and overall construction design is rationally compact, can be fit to the pipe end enlarging flange processing of multiple caliber, and crudy is good; Utilize hydraulic mechanism to drive and load, have and cut down the consumption of energy and hand labor intensity, load steadily and noise is less and the advantage of high efficiency.
The purpose of this utility model is realized by following technical scheme.
The utility model pipe-end rotary extrusion expansion flanger is characterized in that, mainly comprises clamp mechanism, spinning machine and hydraulic mechanism; Wherein: this hydraulic mechanism (hydraulic power source) mainly comprises: motor-oil pump, fuel tank and control valve group; Oil pump links to each other with fuel tank with the control valve group by oil pipe, and the control valve group is fixed on the fuel tank casing, and this control valve group is connected with the hydraulic motor and the pipe bending cylinder of clamp mechanism oil cylinder, spinning machine respectively; Clamp mechanism, it bears spinning and pushing tow load, and for the holing clip clamping of workpieces, it comprises the obturator that is made of entablature and support, support is fixed on hydraulic mechanism fuel tank top panel one side, and entablature fixed oil cylinder, the piston rod of oil cylinder pass entablature and be positioned at obturator and be connected with slide block; The support both sides are provided with guide rail, and the guide rail upper end is fixed on the entablature bottom, and two guide rail inboards are provided with the slide block that slides in guide rail, this slider top is connected with the piston rod of oil cylinder, slider bottom is upper module fixedly, and upper module top and slider bottom are fixed, and the bottom is provided with dismountable clamping claw of going up; The lower module bottom is fixed on the support bottom, and top is provided with dismountable clamping claw down; This spinning machine, workpiece is carried out pushing tow, spinning, finishes the enlarging flange of workpiece-pipe end, comprise frame, it is by being bolted on the hydraulic mechanism fuel tank top panel that is positioned at clamp mechanism one side, frame wears the perforate of the axis of guide near offering a perforate that passes for spinning head and pushing body and two confessions on clamp mechanism support one side wall surface, fix with the support of clamp mechanism after two axis of guides pass the frame side wall perforate by an end respectively, the other end wears and is fixed on the tapping of frame away from another sidewall of clamp mechanism support; Housing, it is an opening shape cylindrical shell, opening is towards clamp mechanism, sliding bearing more than correspondence is provided with one group respectively on the hull outside face, movable being fixed on two axis of guides by sliding bearing, enclosure interior is installed pushing body that has spinning head and the hydraulic motor that drives pushing body, the pushing body front end face plugs fixedly spinning head, the pushing body rear end face is provided with the connection axis hole, for being connected with hydraulic motor output shaft, pushing body is moved forward and backward and rotary driving, housing bottom is offered connecting hole and oilhole; Pipe bending cylinder, it is fixed on frame away from clamp mechanism one side wall surface, the piston rod of pipe bending cylinder is connected with the connecting hole of housing after passing the perforate of frame, and pipe bending cylinder is connected with hydraulic mechanism by oil pipe, and the oil pipe of hydraulic mechanism passes the housing oilhole and is connected with hydraulic motor in the housing.
Aforesaid pipe-end rotary extrusion expansion flanger is characterized in that, described housing is an opening shape circular cylinder body; Described frame is a ㄩ font framework, and this framework two side is provided with reinforcement.
Aforesaid pipe-end rotary extrusion expansion flanger is characterized in that, the pushing body of described spinning machine is eccentric cylinder, its rear end end face is circular, offer the connecting hole that is connected with hydraulic motor, the front end end face is oval, and this ellipse end face plugs fixing for the spinning head rotary type; This spinning head is a bullet, and this bullet is that cone-apex angle is truncated cone-shaped cone or the cones of 20 degree to 140 degree, and the length of bullet is 100 to 160mm.
Aforesaid pipe-end rotary extrusion expansion flanger is characterized in that, the oval end face of described pushing body is provided with perforate, be provided with rolling bearing in the perforate, the spinning head rear end is provided with axis body, and this axis body is plugged in the rolling bearing of perforate, the spinning head rotary type is plugged be fixed on the oval end face of pushing body.
Aforesaid pipe-end rotary extrusion expansion flanger is characterized in that, described upper module and lower module are corresponding arc body, and upper module arc body and slider bottom are fixed, and the lower module arc body is fixed on the support bottom.
Aforesaid pipe-end rotary extrusion expansion flanger, it is characterized in that the described clamping claw of going up is and the corresponding arc body of upper module that this arc body and upper module are detachable fixing, its inner circle is provided with the ring grain that prevents that workpiece from skidding, and interior radius of circle matches with the external diameter that is held body; Clamping claw is and the corresponding arc body of lower module under described, and this arc body and lower module are detachable fixing, and its inner circle is provided with the ring grain that prevents that workpiece from skidding, and interior radius of circle matches with the external diameter that is held body.
Aforesaid pipe-end rotary extrusion expansion flanger is characterized in that, described hydraulic mechanism fuel tank top panel upper clamping mechanism is provided with for the backing roll that supports longer spinning workpiece away from a side of spinning machine.
Aforesaid pipe-end rotary extrusion expansion flanger is characterized in that, described pushing body is that spline is connected with hydraulic motor; Described pipe bending cylinder and housing are for being threaded; Described entablature and support are for being threaded.
Aforesaid pipe-end rotary extrusion expansion flanger is characterized in that, described upward clamping claw and the detachable of upper module fixedly are that screw is fixed; Described clamping claw down and the detachable of lower module fixedly are that screw is fixed.
The beneficial effect of the utility model pipe-end rotary extrusion expansion flanger utilizes hydraulic ram cylinders to load, and has avoided the employing leverage application of force, increases the problem of labor strength, can improve working conditions, and increases work efficiency; The flange quality is good, and any surface finish behind mounting flange and the seal, can reach authorized pressure and seepage does not take place; Be convenient to pipeline and connect pipe joint quality height; Be convenient to the pipeline dismounting; Applied widely, can carry out the processing of different flange angles to the pipe end of different tube diameters; The flanger spinning machine is to utilize radial plunger type motor to drive, enough flywheel moments had both been guaranteed, save decelerator again, thereby make overall structure very compact, therefore its spinning head and whole slewing equipment (being pushing body and hydraulic motor) can be installed in the barrel-type casing, so that load, and make its while turning round the application of force, carry out beading tube ends smoothly; Adopt hydraulic loaded to load with motor-reductor and compare, it is little to have more noise, loads advantage stably.
Description of drawings:
Fig. 1 is the utility model pipe-end rotary extrusion expansion flanger overall structure schematic diagram.
Fig. 2 is the clamp mechanism schematic diagram of the utility model pipe-end rotary extrusion expansion flanger.
Fig. 3 is the spinning machine schematic diagram of the utility model pipe-end rotary extrusion expansion flanger.
Fig. 4 a and Fig. 4 b are the utility model pipe-end rotary extrusion expansion flanger to diameter is the process schematic diagram that the body pipe end of 60mm carries out 37 degree flange.
Fig. 5 a and Fig. 5 b are the utility model pipe-end rotary extrusion expansion flanger to diameter is the process schematic diagram that the body pipe end of 168mm carries out 37 degree flange.
Fig. 6 a and Fig. 6 b are the utility model pipe-end rotary extrusion expansion flanger to being that the body pipe end of 168mm carries out 90 degree beaded tube end process schematic diagrames to diameter.
Major label description in figure: 1 hydraulic mechanism (hydraulic power source), 12 motors-oil pump, 13 fuel tanks, 14 control valve groups, 15 fuel tank top panels, 2 clamp mechanism, 21 oil cylinders, 22 entablatures, 23 supports, 24 slide blocks, 25 guide rails, 26 upper modules, clamping claw on 27,28 lower modules, 29 times clamping claws, 3 spinning machines, 31 frames, 32 housings, 321 connecting holes, 322 oilholes, 33 spinning heads, 34 pushing bodies, 341 connect axis hole, 35 hydraulic motors, 36 sliding bearings, 37 axis of guides, 38 pipe bending cylinders, 39 reinforcements.
The specific embodiment
Consult Fig. 1, Fig. 2, shown in Figure 3, the utility model pipe-end rotary extrusion expansion flanger, it mainly comprises hydraulic mechanism (hydraulic power source) 1, clamp mechanism 2 and spinning machine 3; Wherein:
This hydraulic mechanism (as shown in Figure 1) mainly comprises: motor-oil pump 12, fuel tank 13 and control valve group 14, be provided with top panel 15 above the fuel tank 13, and install for clamp mechanism 2 and spinning machine 3; Motor-oil pump 12 links to each other with fuel tank 13 with control valve group 14 by oil pipe, and control valve group 14 is fixed on fuel tank 13 casings, and this control valve group 14 is connected with clamp mechanism 2 oil cylinders 21, spinning machine 3 hydraulic motors 35 and pipe bending cylinder 38 respectively.
This clamp mechanism (as shown in Figure 1 and Figure 2), it bears spinning and pushing tow load, and for the holing clip clamping of workpieces, comprise the obturator that constitutes by entablature 22 and support 23, support 23 is fixed on hydraulic mechanism fuel tank 13 top panels 15 1 sides, entablature 22 fixed oil cylinders 21, the piston rod of oil cylinder 21 pass entablature 22 and are positioned at obturator and are connected with slide block 24; Support 23 both sides are provided with guide rail 25, guide rail 25 upper ends are fixed on entablature 22 bottoms, two guide rails, 25 inboards are provided with the slide block 24 that slides in guide rail 25, these slide block 24 tops are connected with the piston rod of oil cylinder, slide block 24 bottoms are upper module 26 fixedly, upper module 26 tops and slide block 24 bottoms are fixed, and the bottom is provided with dismountable clamping claw 27 of going up; Lower module 28 bottoms are fixed on support 23 bottoms, and top is provided with dismountable clamping claw 29 down.
This spinning machine 3 is (as Fig. 1, shown in Figure 3), workpiece is carried out pushing tow, spinning, finish the enlarging flange of workpiece-pipe end, comprise frame 31, it is by being bolted on hydraulic mechanism 1 fuel tank 13 top panels 15 that are positioned at clamp mechanism 2-side, frame 31 wears the perforate of the axis of guide 37 near offering a perforate that passes for spinning head and pushing body and two confessions on the clamp mechanism 2 support 23-side wall surfaces, fix with the support 23 of clamp mechanism 2 after two axis of guides 37 pass frame 31 side-wall holes by an end respectively, the other end wears and is fixed on the tapping of frame 31 away from another sidewall of clamp mechanism 2 supports 23; . housing 32, it is an opening shape cylindrical shell, opening is towards clamp mechanism 2, sliding bearing 36 more than correspondence is provided with one group respectively on housing 32 lateral surfaces, movable being fixed on two axis of guides 37 by sliding bearing 36, housing 32 inner installations have the pushing body 34 of spinning head 33 and the hydraulic motor 35 that drives pushing body, pushing body 34 front end faces plug fixedly spinning head 33, the pushing body rear end face is provided with and connects axis hole 341, for being connected with the output spline of hydraulic motor 35, pushing body can be moved forward and backward and rotary driving, connecting hole 321 and oilhole 322 are offered in housing 32 bottoms; Pipe bending cylinder 38, it is fixed on frame 31 away from clamp mechanism 2 one side wall surfaces, the piston rod of pipe bending cylinder 38 is connected with the connecting hole 321 of housing 32 after passing the perforate of frame 31, pipe bending cylinder 38 is connected with hydraulic mechanism 1 by oil pipe, and the oil pipe of hydraulic mechanism 3 passes housing 32 oilholes 322 back and housing 32 interior hydraulic motors 35 and is connected.
The utility model pipe-end rotary extrusion expansion flanger, wherein, housing 32 is an opening shape circular cylinder body; Frame 31 is a ㄩ font framework, and this framework two side is provided with reinforcement 39.
The utility model pipe-end rotary extrusion expansion flanger, wherein, the pushing body 34 of spinning machine 3 is eccentric cylinder, its rear end end face is circular, offer the connecting hole 341 that is connected with hydraulic motor 35, the front end end face is oval, and this ellipse end face is fixed for spinning head 33 rotary types; This spinning head 33 is a bullet, and this bullet is that cone-apex angle is truncated cone-shaped cone or the cones of 20 degree to 140 degree, and the length of bullet is 100 to 160mm.Described pushing body 34 oval end faces are provided with perforate, be provided with the rolling bearing (not shown) in the perforate, spinning head 33 rear ends are provided with the axis body (not shown), and this axis body is plugged in the rolling bearing of perforate, and spinning head 33 rotary types are fixed on the pushing body 34 oval end faces.
The utility model pipe-end rotary extrusion expansion flanger, wherein, upper module 26 is corresponding arc body with lower module 28, and upper module 26 arc bodies and slide block 24 bottoms are fixed, and lower module 28 arc bodies are fixed on support 23 bottoms; Last clamping claw 27 is and upper module 26 corresponding arc bodies, and this arc body and upper module are detachable fixing, and its inner circle is provided with the ring grain (not shown) that prevents that workpiece from skidding, and interior radius of circle matches with the external diameter that is held body; Clamping claw 29 is and lower module 28 corresponding arc bodies under described, and this arc body and lower module are detachable fixing, and its inner circle is provided with the ring grain (not shown) that prevents that workpiece from skidding, and interior radius of circle matches with the external diameter that is held body.
The utility model pipe-end rotary extrusion expansion flanger, wherein, hydraulic mechanism 1 fuel tank 13 top panel upper clamping mechanisms 2 are provided with backing roll away from a side of spinning machine 3, for supporting the longer pipe body.
The utility model pipe-end rotary extrusion expansion flanger, wherein, pushing body 34 is that spline is connected with hydraulic motor 35 output shafts; Pipe bending cylinder 38 and housing 32 are for being threaded; Entablature 22 and support 23 are for being threaded.
The utility model pipe-end rotary extrusion expansion flanger, wherein, last clamping claw 27 fixedly is that screw is fixed with the detachable of upper module 26; Following clamping claw 29 fixedly is that screw is fixed with the detachable of lower module 28.
The assembling of the utility model pipe-end rotary extrusion expansion flanger, as shown in Figure 1, fixing control valve group 14 on fuel tank 13, motor-oil pump 12 links to each other with fuel tank 13 with control valve group 14 by oil pipe, be provided with top panel 15 above the fuel tank 13, again control valve group 14 is connected with the hydraulic motor 35 and the pipe bending cylinder 38 of clamp mechanism 2 oil cylinders 21, spinning machine 3 respectively, finishes the assembling of hydraulic mechanism.
As shown in Figure 2, utilize for the oil cylinder 21 that drive to clamp action to be bolted on the entablature 22, then entablature 22 and support 23 are fixed by screw, the piston rod of oil cylinder 21 utilizes sleeve to link to each other with slide block 24; Upper module 26 and slide block 24 are connected by screw, to go up clamping claw 27 and upper module 26 again fixes by screw, lower module 28 also is fixed on support 23 bottoms by screw, to descend clamping claw 29 fixing by screw and lower module 28 equally then, at last support 23 is fixed on hydraulic mechanism 1 fuel tank 13 top panels 15 1 sides, finishes the assembling of workpiece clamping mechanism.
As shown in Figure 3, with the circular cylinder body that processes with opening as housing 32, hydraulic motor 35 is installed in the housing 32, the output shaft of hydraulic motor 35 and pushing body 34 connect with spline being connected axis hole 341 places, oilhole 322 backs of the oil inlet and oil return pipe of hydraulic mechanism 1 being passed housing 32 bottoms are connected with hydraulic motor 35, the front end face of pushing body 34 is spinning head 33 fixedly, on housing 32 lateral surfaces respectively correspondence be provided with two groups of sliding bearings 36, movable being fixed on two axis of guides 37 by sliding bearing 36, one end of two axis of guides 37 is fixed with the support 23 of clamp mechanism 2 after passing frame 31 side-wall holes, and the other end wears and is fixed on the tapping of frame 31 away from another sidewall of clamp mechanism 2 supports 23; Pipe bending cylinder 38, it is fixed on frame 31 away from clamp mechanism 2 one side wall surfaces, the piston rod of pipe bending cylinder 38 is connected with the connecting hole 321 of housing 32 after passing the perforate of frame 31, pipe bending cylinder 38 is connected with hydraulic mechanism 3 by oil pipe, and the hydraulic motor 35 that the oil pipe of hydraulic mechanism 1 passes in housing 32 oilholes 322 and the housing 32 is connected, and realization is to the pushing tow and the locomotive function of spinning machine 3; Frame 31 is by being bolted on hydraulic mechanism 1 fuel tank 13 top panels 15 that are positioned at clamp mechanism 2 one sides; Finish the assembling of spinning machine 3.
The utility model pipe-end rotary extrusion expansion flanger carries out the course of work and the principle of enlarging flange:
1, in clamp mechanism, install the clamping claw up and down that matches with caliber to be processed, then the pipe of pending pipe end spinning enlarging flange is sent into clamp mechanism, long as workpiece, then utilize backing roll to support; Earlier body is placed on down on the clamping claw 29, opens clamping cylinder 21 then, promote slide block 24 and move down, clamping claw 27 and 29 clamps workpiece (pipe) clamping about making, and remains in horizontal level, to bear spinning and pushing tow load.
2, start pipe bending cylinder 38 and hydraulic motor 35, housing 32 is moved to clamp mechanism 2 directions along the axis of guide 37 under the promotion of pipe bending cylinder 38, pushing body 34 drives spinning head 33 and moves to clamp mechanism 2 directions along with moving of housing 32 under the driving of hydraulic motor 35, and be rotated action simultaneously, because spinning head 33 is to be designed to have and the taper shape for the treatment of the corresponding cone-apex angle of flange angle, spinning head 33 can be rotated around pipe end, tube interior is pointed at the center of this spinning head, drive pushing body by hydraulic motor 35 and drive the spinning head rotation, when spinning head with after the pipe end that is held body contacts, can produce frictional force, and rely on frictional force to make spinning head 33 have rotation function, in the pushing body rotation simultaneously, promote gradually pipe end to be loaded enlarging by pipe bending cylinder, form even and satisfactory beading tube ends; Under the condition of the spinning head of changing the cone bearings of various cone top angle, can process the pipe end of different flange angles; Under the condition of the constant and spinning head Level Change of spinning head cone-apex angle, can carry out the processing of same flange angle to the pipe end of different tube diameters.
3, finish enlarging flange processing after, close and advance oil cylinder 38 and hydraulic motor 35, open oil cylinder 21 again, slide block 24 is moved up, unclamp upper module, make clamping claw 27 leave the body that processes, pipe is taken off.
The utility model pipe-end rotary extrusion expansion flanger advantage be: 1, improve working conditions, increase work efficiency.Adopt flanger of the present utility model, 6 inches pipe ends of spinning flange, pipe thickness is 7.1 to the maximum to 7.7mm, and under operating oil pressure 160 crust (bar) conditions, the spinning head rotating speed is 60r/min, the about flange that can finish a pipe end in 40 seconds; Finish circumferential weld SMAW of 2 inches (external diameter 168mm) pipelines, need 40 minutes/people, and operation easier is bigger, needs bevel, and will welds more than twice.2, the flange quality is good, and any surface finish behind mounting flange and the seal, can reach authorized pressure and seepage does not take place.3, be convenient to pipeline and connect pipe joint quality height.Through the pipe end of spinning flange and flange and seal integral connector the composition pipeline can be installed rapidly at the scene, and be dismountable pipeline, can effectively improve the quality of joint; Welded pipeline is non-removable pipeline, is difficult for guaranteeing quality of connection.4, applied widely, can carry out the processing of different flange angles to the pipe end of different tube diameters in the process pipelines of oil, chemical industry and the hydraulic system of ship pipeline.5, the slewing equipment of this flanger (being pushing body and spinning head), be to utilize radial plunger type motor to drive, enough flywheel moments had both been guaranteed, save decelerator again, thereby make overall structure very compact, therefore its spinning head and whole slewing equipment can be installed in the barrel-type casing, so that load, and make its while turning round the application of force, carry out beading tube ends smoothly; Utilize plunger case to load, avoided the employing leverage application of force, increase the problem of labor strength; Adopt hydraulic loaded to compare with motor-reductor loading, it is little to have a noise, loads advantage stably.
Embodiment one: the pipe end to the 60mm caliber carries out the processing of enlarging flange, is the flange of 37 degree.In clamp mechanism the clamping claw that is complementary with pipe fitting external diameter to be processed is installed, is sent pipe fitting to be processed to clamp mechanism, open clamping cylinder, the pipe fitting clamping is clamped, and reserve flange straight flange (shown in Fig. 4 a); Spinning head is installed on pushing body then; the specification of spinning head is that cone-apex angle is 30 degree; highly be 100mm, open pipe bending cylinder and hydraulic motor, carry out pushing tow and spinning work (shown in Fig. 4 b); make pushing body drive the flange straight flange that spinning head contact body is reserved; by the control valve group of hydraulic mechanism, the control jacking force reaches 25kN (thousand newton), and spinning torsion is 290 Newton meter (n.m.)s (N-m); till the body end forms 37 degree flange, shut down.
Embodiment two: the pipe end to the 168mm caliber carries out the processing of enlarging flange, is the flange of 37 degree.In clamp mechanism the clamping claw that is complementary with pipe fitting external diameter to be processed is installed, is sent pipe fitting to be processed to clamp mechanism, open clamping cylinder, the pipe fitting clamping is clamped, and reserve flange straight flange (shown in Fig. 5 a); Spinning head is installed on pushing body then; the specification of spinning head is that cone-apex angle is 30 degree; highly be 160mm, open pipe bending cylinder and hydraulic motor, carry out pushing tow and spinning work (shown in Fig. 5 b); make pushing body drive the flange straight flange that spinning head contact body is reserved; by the control valve group of hydraulic mechanism, the control jacking force reaches 25kN (thousand newton), and spinning torsion is 290 Newton meter (n.m.)s (N-m); till the body end forms 37 degree flange, shut down.
Embodiment three: the pipe end to the 168mm caliber carries out the processing of enlarging flange, is the flange (as shown in Figure 6) of 90 degree.Send pipe fitting to be processed to clamp mechanism, open clamping cylinder, the pipe fitting clamping is clamped, and reserve the flange straight flange, earlier pipe end is carried out the flange of 37 degree, embodiment one is described in operation; On the basis of finishing 37 degree flange, changing cone-apex angle is 130 degree, and highly for the spinning head about 140mm carries out 37 degree to 90 flange of spending to body, operating process is as described in the embodiment one; By the control valve group of hydraulic mechanism, the control jacking force reaches 25kN (thousand newton), and spinning torsion is 290 Newton meter (n.m.)s (N-m), till the body end forms 90 degree flange, shuts down.
Embodiment four: selecting the caliber of processing in the foregoing description one for use is 60mm, and the pipe end that is 37 degree flange carries out pipeline and connects.Two pipe ends that will be 37 degree flange are involutory, and involutory position places commercially available special washer, connects by commercially available special flange.Through the test of oil pressure pressure-resistant method, the voltage withstand class of the enlarging turnup structure of this body is more than the 35MPa.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (9)
1. a pipe-end rotary extrusion expansion flanger is characterized in that, mainly comprises clamp mechanism, spinning machine and hydraulic mechanism; Wherein:
This hydraulic mechanism mainly comprises: motor-oil pump, fuel tank and control valve group; Oil pump links to each other with fuel tank with the control valve group by oil pipe, and the control valve group is fixed on the fuel tank casing, and this control valve group is connected with clamp mechanism oil cylinder, spinning machine hydraulic motor and pipe bending cylinder respectively;
Clamp mechanism, it comprises the obturator that is made of entablature and support, and support is fixed on hydraulic mechanism fuel tank top panel one side, and entablature fixed oil cylinder, the piston rod of oil cylinder pass entablature and are positioned at obturator and are connected with slide block; The support both sides are provided with guide rail, and the guide rail upper end is fixed on the entablature bottom, and two guide rail inboards are provided with the slide block that slides in guide rail, this slider top is connected with the piston rod of oil cylinder, slider bottom is upper module fixedly, and upper module top and slider bottom are fixed, and the bottom is provided with dismountable clamping claw of going up; The lower module bottom is fixed on the support bottom, and top is provided with dismountable clamping claw down;
This spinning machine, comprise frame, it is by being bolted on the hydraulic mechanism fuel tank top panel that is positioned at clamp mechanism one side, frame wears the perforate of the axis of guide near offering a perforate that passes for spinning head and pushing body and two confessions on clamp mechanism support one side wall surface, fix with the support of clamp mechanism after two axis of guides pass the frame side wall perforate by an end respectively, the other end wears and is fixed on the tapping of frame away from another sidewall of clamp mechanism support; Housing, it is an opening shape cylindrical shell, opening is towards clamp mechanism, sliding bearing more than correspondence is provided with one group respectively on the hull outside face, movable being fixed on two axis of guides by sliding bearing, enclosure interior is installed pushing body that has spinning head and the hydraulic motor that drives pushing body, the pushing body front end face plugs fixedly spinning head, the pushing body rear end face is provided with the connection axis hole, for being connected with hydraulic motor output shaft, pushing body is moved forward and backward and rotary driving, housing bottom is offered connecting hole and oilhole; Pipe bending cylinder, it is fixed on frame away from clamp mechanism one side wall surface, the piston rod of pipe bending cylinder is connected with the connecting hole of housing after passing the perforate of frame, and pipe bending cylinder is connected with hydraulic mechanism by oil pipe, and the oil pipe of hydraulic mechanism passes the housing oilhole and is connected with hydraulic motor in the housing.
2. pipe-end rotary extrusion expansion flanger according to claim 1 is characterized in that, described housing is an opening shape circular cylinder body; Described frame is a ㄩ font framework, and the framework two side is provided with reinforcement.
3. pipe-end rotary extrusion expansion flanger according to claim 1, it is characterized in that, the pushing body of described spinning machine is eccentric cylinder, its rear end end face is circular, offer the connecting hole that is connected with hydraulic motor, the front end end face is oval, and this ellipse end face plugs fixing for the spinning head rotary type; This spinning head is a bullet, and this bullet is that cone-apex angle is truncated cone-shaped cone or the cones of 20 degree to 140 degree, and the length of bullet is 100 to 160mm.
4. pipe-end rotary extrusion expansion flanger according to claim 3, it is characterized in that, the oval end face of described pushing body is provided with perforate, be provided with rolling bearing in the perforate, the spinning head rear end is provided with axis body, this axis body is plugged in the rolling bearing of perforate, the spinning head rotary type is plugged be fixed on the oval end face of pushing body.
5. pipe-end rotary extrusion expansion flanger according to claim 1 is characterized in that, described upper module and lower module are corresponding arc body, and upper module arc body and slider bottom are fixed, and the lower module arc body is fixed on the support bottom.
6. pipe-end rotary extrusion expansion flanger according to claim 1 or 5, it is characterized in that, the described clamping claw of going up is and the corresponding arc body of upper module, this arc body and upper module are detachable fixing, its inner circle is provided with the ring grain that prevents that workpiece from skidding, and interior radius of circle matches with the external diameter that is held body; Clamping claw is and the corresponding arc body of lower module under described, and this arc body and lower module are detachable fixing, and its inner circle is provided with the ring grain that prevents that workpiece from skidding, and interior radius of circle matches with the external diameter that is held body.
7. pipe-end rotary extrusion expansion flanger according to claim 1 is characterized in that, described hydraulic mechanism fuel tank top panel upper clamping mechanism is provided with for the backing roll that supports longer spinning workpiece away from a side of spinning machine.
8. pipe-end rotary extrusion expansion flanger according to claim 1 is characterized in that, described pushing body is that spline is connected with hydraulic motor; Described pipe bending cylinder and housing are for being threaded; Described entablature and support are for being threaded.
9. pipe-end rotary extrusion expansion flanger according to claim 1 is characterized in that, described upward clamping claw and the detachable of upper module fixedly are that screw is fixed; Described clamping claw down and the detachable of lower module fixedly are that screw is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201762760U CN201082452Y (en) | 2007-09-07 | 2007-09-07 | Pipe end spinning enlarging flanging press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201762760U CN201082452Y (en) | 2007-09-07 | 2007-09-07 | Pipe end spinning enlarging flanging press |
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| Publication Number | Publication Date |
|---|---|
| CN201082452Y true CN201082452Y (en) | 2008-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201762760U Expired - Lifetime CN201082452Y (en) | 2007-09-07 | 2007-09-07 | Pipe end spinning enlarging flanging press |
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| Country | Link |
|---|---|
| CN (1) | CN201082452Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102407268A (en) * | 2010-09-25 | 2012-04-11 | 浙江中科金属制品有限公司 | Crumple preventing process for preparing a special pressure vessel shell cover |
| CN109848276A (en) * | 2018-12-12 | 2019-06-07 | 江苏杰润管业科技有限公司 | Inner liner bimetal composite spinning processing device |
| CN112547947A (en) * | 2020-11-19 | 2021-03-26 | 湖南三泰新材料股份有限公司 | Spinning necking equipment for composite blank outer pipe |
| CN113426874A (en) * | 2021-07-23 | 2021-09-24 | 江苏长江智能制造研究院有限责任公司 | Hydraulic inclined opening spinning flanging machine |
-
2007
- 2007-09-07 CN CNU2007201762760U patent/CN201082452Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102407268A (en) * | 2010-09-25 | 2012-04-11 | 浙江中科金属制品有限公司 | Crumple preventing process for preparing a special pressure vessel shell cover |
| CN109848276A (en) * | 2018-12-12 | 2019-06-07 | 江苏杰润管业科技有限公司 | Inner liner bimetal composite spinning processing device |
| CN109848276B (en) * | 2018-12-12 | 2020-08-28 | 江苏杰润管业科技有限公司 | Spinning processing device for lining bimetal composite pipe |
| CN112547947A (en) * | 2020-11-19 | 2021-03-26 | 湖南三泰新材料股份有限公司 | Spinning necking equipment for composite blank outer pipe |
| CN113426874A (en) * | 2021-07-23 | 2021-09-24 | 江苏长江智能制造研究院有限责任公司 | Hydraulic inclined opening spinning flanging machine |
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Effective date of registration: 20090410 Address after: No. 25 North Street, Chaoyangmen, Dongcheng, Beijing, zip code: 100010 Co-patentee after: Offshore Oil Engineering Co., Ltd. Patentee after: China National Offshore Oil Corporation Co-patentee after: Tianjin University Co-patentee after: Offshore Oil Engineering (Qingdao) Co., Ltd. Address before: No. 25 North Main Street, Dongcheng, Beijing, Chaoyangmen: 100010 Co-patentee before: Offshore Oil Engineering Co., Ltd. Patentee before: China National Offshore Oil Corporation Co-patentee before: Tianjin University |
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Effective date of abandoning: 20070907 |
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