Summary of the invention
In view of this, the object of the present invention is to provide a kind of belt-like shaped medium banding mechanism and binding method, can prevent the belt-like shaped medium pumpback, guarantee to tie up effect effectively.
For solving above technical matters; The present invention provides a kind of belt-like shaped medium banding mechanism; Comprise that one is used to clamp and draw belt-like shaped medium and is used to trigger the flip flop equipment and that the clamping mouth of fixing device opens around the fixing device of treating the strapping goods clot, and is used to drive the actuating device that fixing device rotates; Wherein, the throughput direction of the rotation direction of fixing device and belt-like shaped medium is opposite.
More excellent ground, flip flop equipment comprise that a thrust holds up, and it is a frustum axis of guide that this thrust is held up head; The clamp holder portion of fixing device is positioned at the side travel range that thrust is held up head, in order to hold up head through thrust the clamping mouth guiding control of fixing device is opened.
More excellent ground, fixing device comprise certain intermediate plate, moving intermediate plate, a S. A. and an elastomeric element, and wherein: moving intermediate plate passes through S. A. and decide intermediate plate hinged, but form the fixing device of folding; Elastomeric element is located in moving intermediate plate and decides between the intermediate plate, in order to provide fixing device required gripping power.
More excellent ground, elastomeric element is a resilient mounting sheet, an end of this resilient mounting sheet and the holding part butt of deciding intermediate plate, the clamp holder portion butt of the other end of this resilient mounting sheet and moving intermediate plate.
More excellent ground, actuating device comprises a motor and single-revolution axle, the end of axis of revolution is equipped with a base of the carrier head, decides intermediate plate and is fixedly mounted on the base of the carrier head.
More excellent ground is equipped with a fixing device device for detecting rotational position on the axis of revolution, this fixing device device for detecting rotational position comprises a notched code-disc and at least one sensor, and wherein: code-disc is installed in the tail end of axis of revolution; Sensor is installed on the side of code-disc.
More excellent ground is equipped with a free-wheel clutch on the axis of revolution, make axis of revolution to rotate along the clot direction of belt-like shaped medium.
On this basis, the present invention also provides a kind of belt-like shaped medium binding method, comprises the steps:
(1) clamps belt-like shaped medium;
(2) traction belt-like shaped medium and will treat that the strapping goods clot ties up;
(3) belt-like shaped medium is overlapped and cuts off belt-like shaped medium from beginning to end;
Wherein, in the said step (2), the rotation direction of fixing device is opposite with the throughput direction of belt-like shaped medium.
More excellent ground, said step (1) comprising:
(11) when belt-like shaped medium is positioned at initial position, to moving near the fixing device direction, the moving intermediate plate that drives fixing device is opened the clamping mouth of fixing device through flip flop equipment;
(12) walk when getting into the clamping mouth of fixing device when belt-like shaped medium, to moving, make the clamping mouth of fixing device under the elastomeric element effect of fixing device, clamp belt-like shaped medium away from the fixing device direction through flip flop equipment.
More excellent ground, said step (2) comprising:
(21) stop after the driving fixing device rotates half cycle, with treating that strapping goods moves into from the arc opening that belt-like shaped medium constitutes, pushing arc belt-like shaped medium is retreated;
(22) drive fixing device and be rotated further, belt-like shaped medium is overlapped above a week;
(23) pumpback belt-like shaped medium is wrapped in the belt-like shaped medium tension and treats on the strapping goods.
Compared with prior art, the present invention draws the reversing sense clot of belt-like shaped medium along the belt-like shaped medium throughput direction, and can play and prevent the belt-like shaped medium pumpback, effectively improve the beneficial effect that is bundled into power, particularly:
(1) belt-like shaped medium except that the moving intermediate plate that receives fixing device with decide the clamping friction force that intermediate plate produces, receive simultaneously because of the belt-like shaped medium front end and tightening up at the tensile forces that move the intermediate plate outside face for catadioptric 180 °.These two kinds of masterpieces are used for belt-like shaped medium, more than big many of the clamping friction force that only receives in the traditional approach, thereby effectively prevent the driven intermediate plate of belt-like shaped medium and decide to come off out on the intermediate plate.
(2) especially, on the axis of revolution of actuating device free-wheel clutch is set, under the tightening force effect, can effectively avoids fixing device to be reversed and retract, make thus around belt-like shaped medium can form enclosed construction completely, thereby improve the success ratio tie up greatly.
The specific embodiment
Core of the present invention is that the rotation direction of fixing device is opposite with the throughput direction of belt-like shaped medium, through the reversing sense clot of fixing device traction belt-like shaped medium along the belt-like shaped medium throughput direction, thereby prevents the belt-like shaped medium pumpback, improves to be bundled into power.
In order to make those skilled in the art understand technical scheme of the present invention better, the present invention is done further detailed description below in conjunction with accompanying drawing and specific embodiment.
Be without loss of generality, below embodiment only describe to banded paper medium, its principle of work can be implemented on other belt-like shaped medium equally.
Fig. 3 illustrates a preferred embodiment of the knot installation that uses belt-like shaped medium banding mechanism of the present invention; It comprises banded papery dielectric disc 1, transmitting device 2 and belt-like shaped medium banding mechanism 3; Wherein banded papery dielectric disc 1 is a prior art with transmitting device 2; Its inner structure and working process are introduced no longer in detail, in this omission.
Referring to Fig. 4, be the partial cross sectional side elevation view of belt-like shaped medium banding mechanism of the present invention.As shown in Figure 4; This belt-like shaped medium banding mechanism 3 comprises that one clamps and traction belt official form for filing a lawsuit matter medium triggers fixing device around the fixing device 31, of waiting to tie up the medium clot and clamps the flip flop equipment 32 and that mouth opens and drive the actuating device 33 that fixing device rotates, below further explanation respectively.
Fixing device 31 comprises decides intermediate plate 311, parts such as moving intermediate plate 312, S. A. 313 and resilient mounting sheet 314; Wherein: moving intermediate plate 312 is rotatably installed in decide intermediate plate 311 through S. A. 313, thereby but to decide the clip shape mechanism that intermediate plate 311 and moving intermediate plate 312 form a folding by pivotally attached be fixing device; Resilient mounting sheet 314 is installed in moving intermediate plate 312 and decides between the intermediate plate 311; One end of this resilient mounting sheet 314 and the holding part butt of deciding intermediate plate 311; The clamp holder portion butt of the other end and moving intermediate plate 312, the restoring force through resilient mounting sheet 314 is that the clamping mouth of fixing device 31 provides gripping power thus.Certainly, resilient mounting sheet 314 can be substituted by other elastomeric element: for example, substitute by being located in the pressure spring of deciding between intermediate plate 311 clamp holder portions and the moving intermediate plate 312 clamp holder portions; And for example, substitute by the torsion spring that is sheathed on the S. A. 313.
Flip flop equipment 32 is that a thrust holds up 321, and it is the frustum axis of guide 322 that this thrust is held up head, and the moving intermediate plate 312 clamp holder portions of fixing device 31 are opened by the 322 guiding controls of the frustum axis of guide in thrust is held up head frustum side travel range.Flip flop equipment 32 also can adopt other structure; As with replacements such as electric pushrod movable up and down, oil cylinders, through under press intermediate plate 312 clamp holder portions, the clamping mouth of fixing device 31 is opened; Concrete structure is opened and is as the criterion to guarantee to trigger reliably fixing device 31, repeats no more.
Actuating device 33 comprises motor 331, passes through the parts such as axis of revolution 333 that gear cluster 332 drives by motor, and wherein: axis of revolution 333 1 ends are equipped with base of the carrier head 334, decide intermediate plate 311 and are fixedly mounted on the base of the carrier head 334.In addition, also can adopt mode transmissions such as belt between motor 331 and the axis of revolution 333, and fixing device 31 also can be directly and axis of revolution 333 connect firmly.
In addition, motor 333 can be stepping motor, also can be general DC machine.If DC machine; Then can one notched code-disc 335 be installed at axis of revolution 333 afterbodys; And at least one sensor 336 is installed in code-disc 335 sides, and adopt three sensors 336 to be used to detect the position of rotation of fixing device 31 among the present invention, can improve accuracy of detection thus.Wherein sensor 336 is an opto-electronic pickup, and concrete type selecting can need be confirmed according to equipment, repeats no more at this.
In the foregoing description, banded paper medium receives moving intermediate plate 312 simultaneously and decide to tighten up at the tensile force that moves intermediate plate 312 outside faces behind catadioptric 180 ° of the clamping friction force of intermediate plate 311, banded paper medium front end.These two kinds of masterpieces are used for banded paper medium, and it is big that the clamping friction force that only receives more than the traditional approach medium is wanted, thereby effectively prevent the driven intermediate plate 312 of banded paper medium and decide to come off out between the intermediate plate 311.
Especially, the tightening force when guaranteeing axis of revolution 333 not by banded paper medium pumpback drives and contrarotation can also be installed a free-wheel clutch 337 on axis of revolution 333.The stop direction of this free-wheel clutch is graphic anticlockwise direction, makes said axis of revolution 333 to rotate along paper medium clot direction thus.Like this, under the tightening force effect, also can avoid moving intermediate plate 312 to be reversed effectively and retract with the fixing device 31 of decide composition such as intermediate plate 311, feasible around banded paper medium can form enclosed construction completely, thereby improved the success ratio of tying up greatly.
Describe on the basis at said structure, below the working process of belt-like shaped medium banding mechanism of the present invention is briefly described.
Fig. 5~Fig. 7 illustrates belt-like shaped medium banding mechanism different operating state, and wherein: Fig. 5 is a belt-like shaped medium banding mechanism initial condition; State when Fig. 6 walks paper money for the belt-like shaped medium banding mechanism; State when Fig. 7 ties up for the belt-like shaped medium banding mechanism.
The initial condition of tying up as shown in Figure 5; The initial position that fixing device 31 stops perpendicular to banded paper medium 4; The frustum axis of guide 322 that thrust is held up head moves to fixing device 31 directions; The clamp holder portion that promotes moving intermediate plate 312 overcomes the gripping power that resilient mounting sheet 314 is provided for fixing device 31, thus fixing device 31 is clamped mouth and opens; Then, banded paper medium 4 is walked about to clamping mouth along arrow 5 directions, and gets into the clamping mouth; At last, thrust is held up the frustum axis of guide 322 of head to moving away from fixing device 31 directions, makes fixing device 31 provide 314 of resilient mounting sheets under the effect of gripping power and resets, and clamps a mouthful place thereby banded paper medium 4 is clamped in.Among Fig. 5, arrow 6 is the tractive force direction of fixing device 31, and the throughput direction of itself and banded paper medium 4 is opposite.
The paper money state of walking as shown in Figure 6; The device (omitting among the figure) of load-transfer device official form for filing a lawsuit matter medium 4 provides carrying capacity to banded paper medium 4; Fixing device 31 traction belt official form for filing a lawsuit matter media 4 wraparound rotating shafts 333 are simultaneously rotated along arrow 6 directions, and promptly the rotation direction of fixing device 31 is opposite with banded paper medium 4 throughput directions.After rotating certain number of degrees (the present invention be preferably 180 degree), delivery board carries treats that strapping goods (like banknote, omitting among the present invention) moves along the arc opening that banded paper medium 4 constitutes, and banded paper medium 4 pushed away to the right stretches; Simultaneously, the device of load-transfer device official form for filing a lawsuit matter medium 4 cooperates the action of delivery board, load-transfer device official form for filing a lawsuit matter medium 4.Wherein, the degree of rotation of fixing device 31 is realized by sensor 336 and controller, perhaps adopts stepping motor to control.
State during as shown in Figure 7 tying up, when delivery board (omitting among the present invention) will treat strapping goods deliver to fully tie up the position after, motor 331 drives fixing devices 31 and is rotated further; Rotate above after the week, banded paper medium 4 is overlapped, the banded paper medium 4 that is pressed into fixing device 31 this moment has been folded 180 degree.After fixing device 31 rotate in place; Banded papery dielectric disc 1 drives banded paper medium 4 along the reverse pull of arrow 7 directions; This moment, banded paper medium 4 received catadioptric 180 ° and tighten up the tensile force at moving intermediate plate 101 outside faces of moving intermediate plate 312 and clamping friction force, banded paper medium 4 front ends of decide intermediate plate 311 simultaneously, thereby can effectively prevent banded paper medium 4 driven intermediate plates 312 and decide to come off out on the intermediate plate 311.Simultaneously; Owing on the axis of revolution 333 free-wheel clutch 337 is installed; Can make said axis of revolution 333 to rotate, guarantee under the tightening force effect, also can to avoid effectively moving intermediate plate 312 to be reversed thus and retract with the fixing device 31 of deciding composition such as intermediate plate 311 along paper medium clot direction.
In addition, also can summarize a kind of belt-like shaped medium binding method, its key is to draw the reversing sense clot of belt-like shaped medium along the belt-like shaped medium throughput direction, specifically comprises the steps:
(1) clamps belt-like shaped medium;
(2) traction belt-like shaped medium and will treat that the strapping goods clot ties up;
(3) belt-like shaped medium is overlapped and cuts off belt-like shaped medium from beginning to end.
Wherein, said traction belt official form for filing a lawsuit matter medium will treat that the traction belt-like shaped medium is along the reversing sense clot of belt-like shaped medium throughput direction in the step (2) that the strapping goods clot ties up; In other words, the rotation direction of fixing device (tangential direction of circumference, that is the vertical direction of centnifugal force) is in the opposite direction with banded papery medium transport.
When employing and the same or analogous belt-like shaped medium banding mechanism of previous embodiment were tied up, above-mentioned steps (1) and step (2) can necessarily be optimized, and are summarized as follows.
Wherein, the step of said clamping belt-like shaped medium (1) is specifically:
When belt-like shaped medium was positioned at initial position, to moving near the fixing device direction, the moving intermediate plate that drives fixing device was opened the clamping mouth of fixing device through flip flop equipment;
When belt-like shaped medium walks when getting into the clamping mouth of fixing device, to moving, make the clamping mouth of fixing device under the elastomeric element effect of fixing device, clamp belt-like shaped medium away from the fixing device direction through flip flop equipment.
Said traction belt official form for filing a lawsuit matter medium will treat that the detailed process of the step (2) that the strapping goods clot is tied up is:
Drive and to stop after fixing device rotates half cycle, carry through delivery board and treat that strapping goods comes from the arc opening translation that banded paper medium constitutes, pushing arcuate zone official form for filing a lawsuit matter medium is retreated;
Drive fixing device and be rotated further, banded paper medium is overlapped above a week;
The pumpback belt-like shaped medium is wrapped in the tension of banded paper medium and treats on the strapping goods.
Like this, through the reversing sense clot of traction belt-like shaped medium along the belt-like shaped medium throughput direction, can increase the stressed of belt-like shaped medium, thereby prevent the belt-like shaped medium pumpback, effectively raising is bundled into power.
Only be preferred implementation of the present invention below, should be pointed out that above-mentioned preferred implementation should not be regarded as limitation of the present invention, protection scope of the present invention should be as the criterion with claim institute restricted portion.For those skilled in the art, do not breaking away from the spirit and scope of the present invention, can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.