A kind of tubing oral area spinning hemmer
Technical field
The present invention relates to metal pipe material processing technique field, particularly relate to a kind of tubing oral area spinning hemmer.
Background technology
At present, the mode that traditional metal pipe material oral area flange adopts Presser Dashing to roll substantially, after general clamp tubing, utilize punch press or other instrument line ups to carry out punching and roll reducing, often need multiple devices and fixture, and punching mouth of pipe accuracy is out low, other equipment line ups are needed to revise, have working (machining) efficiency low, crudy is unstable, especially can not meet the tubular object extruding that batch is large, quality requirement is high.
Summary of the invention
The object of the invention is the deficiency for existing tubing oral area flange technology, a kind of tubing oral area spinning hemmer is provided, this device can be arranged on main frame, dynamic rotation line up is provided to carry out spinning flange by main frame, first by sidewall is movably connected on main central layer with three spinning wheels of step surface by the cooperation of bearing, make spinning wheel can carry out free rotation relative to main central layer, to reduce the wearing and tearing between spinning wheel and pipe fitting to be processed; On main central layer three spinning wheels around centre position cutter is set, pipe fitting feeding to be processed is also resisted against the step surface of spinning wheel, inside extruding produces flange, rotate relative with the flange of the pipe fitting mouth of pipe to be processed of cutter produces certain annular cut surface, thus the internal diameter of line up flange is repaired accurately, have that accuracy is high, steady quality, and be adapted to the feature of all size turning edge of pipe-mouth processing.
Another object of the present invention is, by shape and the angle of the corner of adjustment spinning wheel step surface, the flange of the mouth of pipe can be processed different shapes and angle as required; And pass through position and the specification of adjustment cutter, make the present invention be applicable to the tubing oral area flange processing of different inner diameters.
To achieve these goals, technical scheme provided by the present invention is:
A kind of tubing oral area spinning hemmer, comprising:
Connect supporting mechanism, it comprises main shaft and main central layer, the first end of described main central layer is connected with main shaft and links with main shaft, second end surfaces of described main central layer has equidistantly distributed multiple groove around center, described main shaft with drive the frame of described spinning hemmer to be connected and to be driven by it to carry out rotating or moving;
Rotary extrusion flanger structure, it comprises spinning wheel and cutter, and the quantity of described spinning wheel is multiple and is rotatably articulated in respectively in each groove; The circumference of the second end of described spinning wheel forms the step surface of annular, and this step surface is supported the oral area at pipe fitting to be processed and treated the mouth rim processing pipe fitting and forms inside extruding; Described cutter be arranged at multiple spinning wheel around center, described cutter is connected with main central layer and links with main central layer, is formed and be used for the gap of accommodating pipe fitting turning edge of pipe-mouth to be processed between the side of described cutter and the sidewall of described multiple spinning wheel.
Preferably, in described tubing oral area spinning hemmer, described spinning wheel with the mode of groove pivot joint is: the first end of described spinning wheel to embed in described groove and forms loose fit free to rotate by being flexibly connected with main central layer at spinning wheel first end outer setting clutch shaft bearing.
Preferably, in described tubing oral area spinning hemmer, the movable connection method of described spinning wheel and main central layer is: the groove of described main central layer is set to circle, and the connecting axle that is used for fixing spinning wheel is set, described clutch shaft bearing is set in the outside also embedding of described spinning wheel first end and is connected to the inwall of described main central layer groove, and described connecting axle passes from the axis of spinning wheel and is fixed on main central layer.
Preferably, in described tubing oral area spinning hemmer, described spinning wheel is pivotally flexibly connected with described connecting axle by the cooperation of the second bearing.
Preferably, in described tubing oral area spinning hemmer, the movable connection method of described spinning wheel and connecting axle is: the second end of described spinning wheel is the cylinder of hollow, and described second bearing holder (housing, cover) is located at the outside of described connecting axle and embeds the inwall being connected to spinning wheel second end;
In addition, be provided with certain gap between described connecting axle and spinning wheel to make between spinning wheel and connecting axle, to form loose fit free to rotate.
Preferably, in described tubing oral area spinning hemmer, the quantity of described main central layer upper groove is three, and the degree of depth of described groove is corresponding with the length of described spinning wheel first end.
Preferably, in described tubing oral area spinning hemmer, the corner of the step surface that described spinning wheel second end circumference is formed can be set to arc chord angle or right angle, and the angle at described arc chord angle or right angle is set to 60-120 degree.
Preferably, in described tubing oral area spinning hemmer, the side of described cutter be provided with the edge of a knife make cutter with the relatively rotating of the pipe fitting mouth of pipe to be processed in form certain annular cut surface, described cutter is connected with the central movable of described main central layer in detachable and that position is adjustable mode.
Preferably, in described tubing oral area spinning hemmer, the side of described cutter is provided with at least one makes cutter have the L v notch v of two or more rotation external diameters;
In addition, the movable connection method of described cutter and main central layer is: the center of described main central layer is provided with cutter position, described cutter position is provided with the draw-in groove for fixed cutting tool, one end of described cutter is inserted in the mode that the length and position that make cutter are adjustable and is fixed in described draw-in groove.
Preferably, in described tubing oral area spinning hemmer, described main shaft is the vertical section be formed by connecting by the center of main connecting axle and an end face is the structure of T-shaped, and the first end of described main central layer is connected and fixed by the end face of fastening bolt and described main shaft;
In addition, described connecting axle is through the end face being fixed on main shaft after described spinning wheel and main central layer.
The present invention has following beneficial effect: tubing oral area spinning hemmer of the present invention, first by sidewall is movably connected on main central layer with three spinning wheels of step surface by the cooperation of bearing, make spinning wheel can carry out free rotation relative to main central layer, effectively reduce the friction between spinning wheel and pipe fitting to be processed in spinning turn-up process; On main central layer three spinning wheels around centre position cutter is set, pipe fitting feeding to be processed is also resisted against the step surface of spinning wheel, inside extruding produces flange, rotate relative with the flange of the pipe fitting mouth of pipe to be processed of cutter produces certain annular cut surface, thus the internal diameter of line up flange is repaired accurately, have that accuracy is high, steady quality, be adapted to the feature of all size turning edge of pipe-mouth processing.
Tubing oral area spinning hemmer provided by the present invention can be arranged on main frame, dynamic rotation is provided to carry out spinning flange to the feeding mouth of pipe by main frame, or this device is static is fixed on main frame, carry out feeding by pipe fitting to be processed being clamped and rotating and complete spinning flange, and by controlling tubing feeding distance, adjust the arc angle of spinning wheel step surface and adjust position and the specification of cutter, turning edge of pipe-mouth is made to have different angles and shape, and be applicable to the tubing oral area flange processing of different inner diameters, have practical, machining accuracy is high, operating efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of tubing oral area spinning hemmer of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, 1 couple of the present invention elaborates, and can according to this implement after consulting this description to make those of ordinary skill in the art.
As shown in Figure 1, tubing oral area spinning hemmer of the present invention, comprise: connect supporting mechanism, it comprises main shaft 6 and main central layer 5, described main central layer 5 is one have certain thickness disc-shaped structure, described main central layer 5 to be connected with described main shaft 6 by the first end of main central layer 5 and to link with main shaft 6, second end surfaces of described main central layer 5 has equidistantly distributed multiple groove around the center of circle, and described main shaft 6 carries out rotating or position is moved with driving the frame of described spinning hemmer to be connected and driven by it.
Rotary extrusion flanger structure, it comprises spinning wheel 3 and cutter 8, the first end of wherein said spinning wheel 3 is the cylinder that diameter is less than the diameter of the groove of main central layer 5, the first end of described spinning wheel 3 to embed in described groove and forms loose fit with main central layer 5, no matter to rotate or under inactive state at main central layer 5 and main shaft 6, spinning wheel 3 can remain flexible rotation independent of main central layer 5, effectively reduce the friction between spinning wheel 3 sidewall and pipe fitting to be processed 9 tube wall, thus reduce the loss to spinning wheel 3.The quantity of described spinning wheel 3 is multiple, and corresponding with the quantity of described groove, and the first end respectively by spinning wheel 3 is articulated in each groove, the circumference of the second end of described spinning wheel 3 forms the step surface 10 of annular, and this step surface 10 is supported the oral area at pipe fitting 9 to be processed and treated the mouth rim processing pipe fitting 9 and forms inside extruding, described cutter 8 be arranged at multiple spinning wheel 3 around center, described cutter 8 is connected with main central layer 5 and links with main central layer 5, cutter 8 side has the sharp edge of a knife, in process, pipe fitting 9 to be processed can be clamped and fastened on certain position, move to pipe fitting 9 to be processed while the cutter 8 be connected with main central layer 5 by host driven carries out rotating, and make pipe fitting 9 to be processed be inserted in cutter 8 and support on the step surface 10 of spinning wheel 3, feeding is continued by main engine driven described spinning hemmer, under the spinning of spinning wheel 3 step surface 10 and the dissection of cutter 8, the inside turnup of pipe fitting 9 mouth rim to be processed and cut neat by cutter 8 and there is certain internal diameter, the angle of turnup is consistent with the angle of spinning wheel 3 step surface 10.
Another kind of programme of work is that described spinning hemmer maintains static on main frame, and pipe fitting to be processed 9 is clamped by certain device and rotated in described spinning machine feeding process by its driving.Pipe fitting 9 to be processed is mainly metal pipe material, comprises the tubing such as copper pipe, steel pipe, stainless steel tube and aluminum pipe, and can select corresponding cutter 8 or spinning wheel 3 according to the internal diameter of the mouth of pipe, the shape of flange and angle requirement after the internal diameter of pipe fitting 9 to be processed and flange.
In described tubing oral area spinning hemmer, the first end of described spinning wheel 3 to embed in described groove and forms loose fit free to rotate by being flexibly connected with main central layer 5 at spinning wheel 3 first end outer setting clutch shaft bearing 4, when main central layer 5 is rotated by main frame drive by main shaft 6, spinning wheel 3 can not rotate accordingly with main central layer 5, but the impact of acceptor's central layer 5 state can not carry out rotation flexibly, thus reduce the friction between spinning wheel 3 and pipe fitting to be processed 9 to greatest extent.
In described tubing oral area spinning hemmer, described spinning wheel 3 with the movable connection method of main central layer 5 is: the groove of described main central layer 5 is set to circle, and the connecting axle 1 that is used for fixing spinning wheel 3 is set, described clutch shaft bearing 4 is set in the outside also embedding of described spinning wheel 3 first end and is connected to the inwall of described main central layer 5 groove, and described connecting axle 1 passes from the axis of spinning wheel 3 and is fixed on main central layer 5.On the one hand spinning wheel 3 is fixed on the relevant position on main central layer 5 by connecting axle 1, spinning wheel 3 can connecting axle 1 be axle center maintenance rotation on the other hand, and the impact of not acceptor's central layer 5 state.
In described tubing oral area spinning hemmer, described spinning wheel 3 is pivotally flexibly connected with described connecting axle 1 by the cooperation of the second bearing 2.
In described tubing oral area spinning hemmer, described spinning wheel 3 with the movable connection method of connecting axle 1 is: the second end of described spinning wheel 3 is the cylinder of hollow, and described second bearing 2 is set in the outside of described connecting axle 1 and embeds the inwall being connected to spinning wheel 3 second end; In addition, be provided with certain gap between described connecting axle 1 and spinning wheel 3 and make to form loose fit free to rotate between spinning wheel 3 and connecting axle 1, thus spinning wheel 3 is not rotated with connecting axle 1.
In described tubing oral area spinning hemmer, the quantity of described main central layer 5 upper groove is three, corresponding spinning wheel 3 quantity is also three, and the degree of depth of described groove is corresponding with the length of described spinning wheel 3 first end, and the first end of spinning wheel 3 can be embedded in described groove completely.
In described tubing oral area spinning hemmer, the corner of the step surface 10 that described spinning wheel 3 second end circumference is formed can be set to arc chord angle or right angle, and the angle at described arc chord angle and right angle is set to 60-120 degree.Can need to change the spinning wheel 3 with the step surface 10 of different corner configurations and angle according to processing.
In described tubing oral area spinning hemmer, the side of described cutter 8 be provided with the edge of a knife make cutter 8 with the relatively rotating of pipe fitting 9 mouth of pipe to be processed in form certain annular cut surface, described cutter 8 is connected with the central movable of described main central layer 5 in detachable and that position is adjustable mode, by changing the installation site of applicable cutter 8 or change cutter 8, adapt to different turning edge of pipe-mouth requirements
In described tubing oral area spinning hemmer, the side of described cutter 8 is provided with at least one makes cutter 8 have the L v notch v of two or more rotation external diameters, thus make cutter 8 in rotation, form multiple different rotation external diameter, by regulating the installation site of cutter 8, the diverse location of cutter 8 is contacted with pipe fitting 9 to be processed, thus forms the cutting internal diameter of different size.
In addition, the movable connection method of described cutter and main central layer is: the center of described main central layer 5 is provided with cutter position 11, described cutter position 11 is provided with the draw-in groove for fixed cutting tool 8, one end of described cutter 8 is inserted in the mode that the length and position that make cutter 8 are adjustable and is fixed in described draw-in groove, is fixed on cutter position 11 by cutter 8 by the knife bar 7 arranging cylindricality.Such as, the nose width value of setting cutter 8 is 2 centimetres, and rear end width value is 3 centimetres, so, when needing to make internal diameter after pipe fitting 9 flange to be processed to be 2 centimetres, the position of adjustment cutter 8, the front end of cutter 8 is contacted with pipe fitting 9 mouth of pipe to be processed, and rear end is inserted in the draw-in groove of described cutter position 11; When needs make that after pipe fitting 9 flange to be processed, internal diameter is 3 centimetres, cutter 8 is only needed to extract the certain distance of draw-in groove in right amount, the rear end of cutter 8 is contacted with pipe fitting 9 mouth of pipe to be processed, by arranging L v notch v on same cutter 8, reach and do not need to change cutter 8, and only need the position adjusting cutter 8 can meet the processing needs of different inner diameters.
In described tubing oral area spinning hemmer, described main shaft 6 is the vertical section be formed by connecting by the center of main connecting axle and a circular end face is the structure of T-shaped, the first end of described main central layer 5 is connected and fixed by the circular end face of fastening bolt and described main shaft 6, thus greatly increase main central layer 5 and the connection area of main shaft 6, increase the fastness that main central layer 5 is connected with main shaft 6; In addition, described connecting axle 1 is connected and fixed by the circular end face and main shaft 6 being connected to main shaft 6 through after described spinning wheel 3 and main central layer 5.
Although embodiment of the present invention are open as above, but it is not limited in listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.