CN104494970B - A kind of bundling device and drive mechanism thereof - Google Patents

Abstract

The invention discloses the drive mechanism of a kind of bundling device, including drive shaft assembly and link assembly；Drive shaft assembly includes pull bar and arranges drive block on the driving shaft, the hinged drive block in pull bar one end, and the other end connects mechanical hand；Link assembly includes drive rod, depression bar and connecting rod, one end of three is hinged, the other end of connecting rod is hinged with frame, the other end of depression bar is hinged with Nian Qie mechanism, the other end of drive rod can coordinate with drive block, in drive block rotation process, drive rod successively drives for twice Nian Qie mechanism respectively forwardly to move preset distance by depression bar.When drive shaft rotates clockwise, drive block passes through pull bar driving mechanical hands, and drives Nian Qie mechanism by link assembly；When drive shaft rotates counterclockwise, drive block drives each member reset successively, in the working cycle, and the load balancing of power source, improve drive efficiency, reduce power of motor, simplify mechanism simultaneously, reduce organization volume.The invention also discloses a kind of bundling device.

Description

A kind of bundling device and drive mechanism thereof

Technical field

The present invention relates to financial machine and tool technical field, particularly relate to a kind of bundling device and driving thereof Mechanism.

Background technology

Along with economic fast development, the cash of bank processes business substantial increase, for quickly, Processing business efficiently, accurately, the financial machine and tool such as paper money counter, bundling device arises at the historic moment.

Bundling device generally and paper money counter with the use of, the paper money bundle checked by paper money counter is bundled into ?.Bundling device includes jack, Nian Qie mechanism and drive mechanism, jack and paper loop With paper tape frame with the use of, it is possible to the paper tape on release paper loop, and make paper tape with suitable length Degree is around bank note, and in jack work process, drive mechanism drives mechanical hand to compress bank note, Meanwhile, coordinate the folding and unfolding of paper tape, drive Nian Qie mechanism that the paper tape around bank note is carried out heating real Now paste and shear, completing bank note is tied up.

Refer to the structural representation that Fig. 1 and Fig. 2, Fig. 1 are a kind of typical bundling device, figure 2 is the view in the bundling device work process shown in Fig. 1.

After the action of drive mechanism includes that two parts, bank note 6' put into paper tape frame 3', radio and tape player Structure 1' paper feeding, after paper feeding, the front end of paper tape 7' between Nian Qie mechanism 2' and aluminum anvil 4', Then starting drive mechanism, drive mechanism makes upper pressure paper head and the aluminum anvil 4' of Nian Qie mechanism 2' Rear side compress the front end of paper tape 7', and make the front side of mechanical hand 5' and aluminum anvil 4' compress bank note 6', making bank note 6' is bending, and now, drive mechanism completes Part I action；Afterwards, Jack 1' moves back paper, makes paper tape 7' with predetermined length around bank note 6' and aluminum anvil 4', moves back paper After, drive mechanism continues Part II action, drives Nian Qie mechanism 2' to complete to paste, shear work Make, complete to tie up, finally, each member reset.

At present, conventional drive mechanism is cam mechanism, including two groups of cams, first group of cam Driving swing arm, swing arm pulls mechanical hand 5' to compress bank note 6', mechanical hand 5' by bracing wire and moves Time compression retracting spring, during backhaul, utilize the active force of spring to complete homing action；Second group Actuated by cams Nian Qie mechanism 2'.

Cam mechanism is one-way drive mechanism, and during lift, cam is done work by motor, makes to be driven Parts rise, and during backhaul, motor is without acting, and driven member completes back under the action of the spring Journey action.Motor load within a cycle of cam is unbalanced, not only will be to quilt during lift Driver part does work, and retracting spring to be compressed is that driven member backhaul stores energy, backhaul Shi Ze even does negative work without acting, and the power needing motor is relatively big, and noise is relatively big, motor Work efficiency is relatively low, it addition, load is unbalanced in motor work process, will affect the longevity of motor Life, and then affect the reliability of drive mechanism.

In cam mechanism work process, due to cam mechanism, the stroke of driven member Less, in order to meet the range demands of mechanical hand 5' so that the size of first group of cam mechanism is relatively Greatly, the volume of bundling device is increased.Meanwhile, bracing wire belongs to compliant mechanism, can only unidirectional drive, And the aid such as pulley, bracing wire set need to be equipped with, these parts both increase the volume of bundling device, Make that bundling device is bulky, power consumption is big.

Therefore, how to design a kind of volume little, efficiency is high, and the drive mechanism of good reliability is Those skilled in the art are badly in need of solving the technical problem that at present.

Summary of the invention

It is an object of the invention to provide the drive mechanism of a kind of bundling device, this drive mechanism simplifies Structure, improves drive efficiency, has equalized motor load, reduces power of motor, reduces The volume of bundling device, reduces noise.It is a further object to provide on one has State the bundling device of drive mechanism.

In order to realize above-mentioned technical purpose, the invention provides the drive mechanism of a kind of bundling device, Including drive shaft assembly and link assembly；Described drive shaft assembly includes pull bar and is arranged on driving Drive block on axle, the hinged drive block in described pull bar one end, the other end connects mechanical hand；Described Link assembly includes drive rod, depression bar and connecting rod, and one end of three is hinged, described connecting rod another One end is hinged with frame, and the other end of described depression bar is hinged with Nian Qie mechanism, described drive rod The other end can coordinate with described drive block, in described drive block rotation process, and described drive rod Preset distance is respectively forwardly moved by described depression bar successively twice drive described Nian Qie mechanism.

Preferably, described drive block is fan-shaped, the hinged described pull bar of anterior angle of described sector；Institute The side stating sector is provided with the first bearing pin and the second bearing pin, before described drive block rotates, and described the One bearing pin limits described drive rod and moves；The other end of described drive rod has and described second pin The groove that axle coordinates so that described drive block can drive described drive rod to move.

Preferably, the central angle of described drive block is predetermined angular, and described first bearing pin is positioned at institute Stating the side of fan-shaped relief angle, described second bearing pin is positioned at the side of described fan-shaped anterior angle.

Preferably, described mechanical hand is positioned at paper tape frame, and guide rail is positioned on the downside of described paper tape frame, The base sheath of described mechanical hand is contained on described guide rail；Guide pin bushing, extension spring it is additionally provided with on described guide rail Connecting described base and described guide pin bushing, the other end of described pull bar is hinged with described guide pin bushing.

Preferably, described pull bar is curved.

Preferably, being additionally provided with guide groove, the other end of described drive rod is positioned at described guide groove；Institute State the first bearing pin and the other end of described drive rod can be limited in the upper end of described guide groove, described Second bearing pin can drive the described drive rod other end to move in described guide groove.

Preferably, described guide groove is circular arc, and the center of circle of described guide groove is positioned at described drive shaft On axial line, the outside of the other end of described drive rod has terminal, and described terminal is positioned at described In guide groove.

Preferably, described drive shaft includes two shaft parts being positioned on same axis, described in two Drive block is separately positioned on the counterpart of two described shaft parts, and one end of described pull bar is hinged on two Between individual described drive block；Two described drive blocks both sides with described drive rod respectively coordinate, The outside of described drive rod is provided with two described guide grooves, two described depression bars and two described connecting rods.

Preferably, the both sides of described Nian Qie mechanism are respectively mounted two ear blocks, two described ear blocks Outside be respectively equipped with the jointed shaft of described depression bar, two described depression bars respectively with two described hinges Spindle is hinged；On the axis body that two described ear blocks are arranged before and after being set in two, described axle Body rear end has the step towards front side, and the spring one end being sleeved on described axis body is supported described Step, the other end supports described ear block.

Present invention also offers a kind of bundling device, including jack, Nian Qie mechanism and driving machine Structure, described jack makes paper tape with suitable length around bank note, described driving mechanisms control Described Nian Qie mechanism pastes and cuts off described paper tape and realizes tying up, and described drive mechanism is above-mentioned One described drive mechanism.

The drive mechanism of the bundling device that the present invention provides, including drive shaft assembly and link assembly； Drive shaft assembly includes pull bar and arranges drive block on the driving shaft, the hinged driving in pull bar one end Block, the other end connects mechanical hand；Link assembly includes drive rod, depression bar and connecting rod, three's One end is hinged, and the other end of connecting rod is hinged with frame, and the other end of depression bar is hinged with Nian Qie mechanism, The other end of drive rod can coordinate with drive block, and in drive block rotation process, drive rod passes through Depression bar successively drives for twice Nian Qie mechanism respectively forwardly to move preset distance.

Bank note is positioned at paper tape frame, after jack performs paper feeding operation, starts drive mechanism, Drive shaft rotates clockwise, and drive block pulls mechanical hand to be moved rearwards by by pull bar, then, drives Motion block coordinates with drive rod so that drive rod drives Nian Qie mechanism for the first time to reach by depression bar Dynamic so that the upper pressure paper head of Nian Qie mechanism compresses paper tape with aluminum anvil；In mechanical hand moving process, Being pressed on by bank note on aluminum anvil, drive shaft arrives top dead centre, stops operating, jack holds Row moves back paper operation；Then, drive shaft continues to rotate clockwise, and mechanical hand keeps compressing bank note State, the drive rod coordinated with drive block drives Nian Qie mechanism second time to move forward by depression bar, Paper tape pasted and shears, completing tying up of bank note；Finally, drive shaft rotates counterclockwise, Each parts are driven to return to initial position successively.

In this drive mechanism, when drive shaft rotates clockwise, the drive block in drive shaft is by drawing Bar driving mechanical hands, and successively drive Nian Qie mechanism by link assembly；Drive shaft turns counterclockwise Time dynamic, drive block drives each member reset successively, in the working cycle, and the load of power source Relatively equilibrium, work process is steady, reduces noise, compared with prior art, drives unidirectional Move and become bi-directional drive, improve drive efficiency, reduce power of motor, simplify machine simultaneously Structure, reduces organization volume.

Concrete, drive block is fan-shaped, the fan-shaped hinged pull bar of anterior angle；Fan-shaped side is provided with First bearing pin and the second bearing pin, before drive block rotates, the first bearing pin limits drive rod and moves；Drive The other end of lever has the groove coordinated with the second bearing pin so that drive block can drive driving Bar moves.

Preferably, being additionally provided with guide groove, the other end of drive rod is positioned at guide groove；First bearing pin energy Enough upper ends that the other end of drive rod is limited in guide groove, the second bearing pin can drive drive rod another One end is moved in guide groove.

Present invention also offers a kind of bundling device, including above-mentioned drive mechanism, this drive mechanism has Have above-mentioned technique effect, then the bundling device with this drive mechanism also has corresponding technique effect.

Accompanying drawing explanation

Fig. 1 is the structural representation of a kind of typical bundling device；

Fig. 2 is the view in the bundling device work process shown in Fig. 1；

Fig. 3 is the knot of a kind of detailed description of the invention of drive mechanism of bundling device provided by the present invention Structure schematic diagram；

Fig. 4 is the front view of the original operating state of the drive mechanism of the bundling device shown in Fig. 3；

Fig. 5 is the step one of the work process of the drive mechanism of the bundling device shown in Fig. 3；

Fig. 6 is the step 2 of the work process of the drive mechanism of the bundling device shown in Fig. 3；

Fig. 7 is the step 3 of the work process of the drive mechanism of the bundling device shown in Fig. 3；

Fig. 8 is the step 4 of the work process of the drive mechanism of the bundling device shown in Fig. 3；

Fig. 9 is the step 5 of the work process of the drive mechanism of the bundling device shown in Fig. 3；

Figure 10 is the step 6 of the work process of the drive mechanism of the bundling device shown in Fig. 3；

Wherein, the corresponding relation between the reference in Fig. 1 and Fig. 2 and component names is as follows:

Jack 1'；Nian Qie mechanism 2'；Paper tape frame 3'；Aluminum anvil 4'；Mechanical hand 5'；Paper Coin 6'；Paper tape 7'；

The corresponding relation between reference and component names in Fig. 3 to Figure 10 is as follows:

Pull bar 11；Drive shaft 12；Drive block 13；First bearing pin 131；Second bearing pin 132； Drive rod 21；Depression bar 22；Connecting rod 23；Mechanical hand 3；Base 31；Nian Qie mechanism 4；Ear block 41；Jointed shaft 42；Axis body 43；Spring 44；Paper tape frame 5；Guide rail 6；Guide pin bushing 61；Extension spring 62；Guide groove 7；Aluminum anvil 8；Jack 9；Paper tape 91；Bank note 10.

Detailed description of the invention

The core of the present invention is to provide the drive mechanism of a kind of bundling device, and this drive mechanism simplifies Structure, improves drive efficiency, has equalized motor load, reduces power of motor, reduces The volume of bundling device, reduces noise.Another core of the present invention is to provide on one has State the bundling device of drive mechanism.

In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawings The present invention is described in further detail with detailed description of the invention.

Refer to the drive mechanism one that Fig. 3 and Fig. 4, Fig. 3 are bundling device provided by the present invention Planting the structural representation of detailed description of the invention, Fig. 4 is the drive mechanism of the bundling device shown in Fig. 3 The front view of original operating state.

In a kind of specific embodiment, the invention provides the driving machine of a kind of bundling device Structure, including drive shaft assembly and link assembly；Drive shaft assembly includes pull bar 11 and drives with being arranged on Drive block 13 on moving axis 12, the hinged drive block in pull bar 11 one end 13, the other end connects machinery Hands 3；Link assembly includes drive rod 21, depression bar 22 and connecting rod 23, and one end of three is hinged, The other end of connecting rod 23 is hinged with frame, and the other end of depression bar 22 is hinged with Nian Qie mechanism 4, The other end of drive rod 21 can coordinate with drive block 13, in drive block 13 rotation process, drives Lever 21 successively drives Nian Qie mechanism 4 respectively forwardly to move preset distance by depression bar 22.

Bundling device includes jack 9, Nian Qie mechanism 4 and drive mechanism, jack 9 with Paper loop and paper tape frame 5 are with the use of, it is possible to the paper tape 91 on release paper loop, and make paper tape 91 with suitable length cincture bank note 10, and in jack 9 work process, drive mechanism drives Mechanical hand 3 compresses bank note 10, meanwhile, coordinates the folding and unfolding of paper tape 91, drives Nian Qie mechanism 4 Paper tape 91 around bank note 10 carries out heating realize pasting and shearing, complete bank note 10 Tie up.

In order to coordinate jack 9 folding and unfolding paper tape 91, the action of drive mechanism includes two parts, After jack 9 paper feeding, the Part I action of drive mechanism is the upper of driving Nian Qie mechanism 4 Platen head compresses the front end of paper tape 91, and drives mechanical hand 3 to compress bank note 10；Then, receive Laying mechanism 9 moves back paper, makes paper tape 91 with suitable length around bank note 10 and aluminum anvil 8, bank note 10 is compacted in bending, and the length around bank note 10 and the paper tape 91 of aluminum anvil 8 just can Tie up smooth bank note 10；Afterwards, drive mechanism proceeds Part II action, continues Continuing and make mechanical hand 3 compress bank note 10, another side drives Nian Qie mechanism 4 to realize pasting and shearing, Complete tying up bank note 10.

Refer to the work of the drive mechanism that Fig. 5 to Figure 10, Fig. 5 are the bundling device shown in Fig. 3 The step one of process, Fig. 6 is the step of the work process of the drive mechanism of the bundling device shown in Fig. 3 Rapid two, Fig. 7 are the step 3 of the work process of the drive mechanism of the bundling device shown in Fig. 3, figure The step 4 that 8 is the work process of the drive mechanism of the bundling device shown in Fig. 3, Fig. 9 is Fig. 3 The step 5 of the work process of the drive mechanism of shown bundling device, Figure 10 is the bundle shown in Fig. 3 Step 6 the work process of the drive mechanism of machine.

Bank note 10 is put in paper tape frame 5, after jack 9 performs paper feeding operation, starts This drive mechanism, as it is shown in figure 5, drive shaft 12 drives drive block 13 to rotate clockwise, drives Motion block 13 and when coordinating of drive rod 21, it is possible to make drive rod 21 move down, and by pressure Bar 22 drives Nian Qie mechanism 4 to move forward for the first time so that the upper pressure paper head of Nian Qie mechanism 4 with Aluminum anvil 8 compresses the front end of paper tape 91, and meanwhile, drive block 13 pulls mechanical hand by pull bar 11 3 are moved rearwards by；

As shown in Figure 6, the front side of mechanical hand 3 separates mechanical hand 3 moving process with paper tape frame 5, Paper tape frame 5 opens, and deviates from, now paper tape in making the paper tape 91 guide groove inside paper tape frame 5 91 front ends are clamped by upper pressure paper head and the aluminum anvil 8 of Nian Qie mechanism 4；In mechanical hand 3 moving process Being pressed on aluminum anvil 8 by bank note 10, when arriving the position shown in Fig. 7, drive shaft 12 arrives Top dead centre, stops operating, jack 9 perform to move back paper and operate, make paper tape 91 with suitable Length is around bank note 10 and aluminum anvil 8, as shown in Figure 8；

Then, drive shaft 12 continues to rotate clockwise, and in rotation process, mechanical hand 3 keeps Compressing the state of bank note 10, the drive rod 21 coordinated with drive block 13 is driven by depression bar 22 Nian Qie mechanism 4 second time moves forward, and the paper tape 91 around bank note 10 is pasted and cut Cut, complete to tie up；

Finally, drive shaft 12 rotates counterclockwise, and drive block 13 makes mechanical hand 3 by pull bar 11 Move forward, paper tape frame 5 can be made during mechanical hand 3 reach to reset and form guide groove, meanwhile, Drive block 13 makes each parts of link assembly the most all return to initial position, as shown in Figure 10, accurate Standby carry out next time tie up work.

In link assembly, connecting rod 23 is at upside connection frame, and depression bar 22 connects viscous cutting in centre Mechanism, drive rod 21 coordinates with drive block 13 in downside, receives the action of drive block 13；Drive When lever 21 moves, drivening rod 23 and depression bar 22 swing.

In this drive mechanism, when drive shaft 12 rotates clockwise, drive block 13 is by pull bar 11 Driving mechanical hands 3, and successively pass twice through link assembly and drive Nian Qie mechanism 4；Drive shaft 12 When rotating counterclockwise, drive block 13 can drive each member reset successively, a working cycle In, the duty factor of power source relatively equalizes, and work process is steady, reduces noise, with existing skill Art is compared, and unidirectional drive is become bi-directional drive, improves drive efficiency, reduces motor merit Rate, simplifies mechanism simultaneously, reduces organization volume.

Concrete, drive block 13 is fan-shaped, the fan-shaped hinged pull bar of anterior angle 11；Fan-shaped side Face is provided with the first bearing pin 131 and the second bearing pin 132, before drive block 13 rotates, and the first bearing pin 131 Limit drive rod 21 to move；The other end of drive rod 21 has and coordinates with the second bearing pin 132 Groove so that drive block 13 can drive drive rod 21 to move.

Before drive block 13 rotates, the first bearing pin 131 of drive block 13 side and drive rod 21 Coordinating, make link assembly remain stationary as, after paper feeding operation, drive block 13 is along with drive shaft 12 In rotation process, the first bearing pin 131 disengages with drive rod 21, by depression bar 22, connecting rod 23 Common effect cause drive rod 21 will move down, Nian Qie mechanism 4 moves forward simultaneously, reality The existing upper pressure paper head compression to paper tape 91 end；

Drive block 13 turns clockwise, during mechanical hand 3 compresses bank note 10, and drive block 13 Second bearing pin 132 of side coordinates with drive rod 21, and drive block 13 continues to rotate, drive block 13 drive drive rod 21 to move down, and when drive block 13 reaches top dead centre, mechanical hand 3 compresses Bank note 10, drive block 13 temporarily ceases rotation；After moving back paper operation, when being rotated further, drive Block 13 drives drive rod 21 to move down, and drive rod 21 continues drivening rod 23 and depression bar 22 Swung downward so that Nian Qie mechanism 4 continues to move along and carries out pasting and shearing manipulation.

Further, the central angle of drive block 13 is predetermined angular, and the first bearing pin 131 is positioned at fan The side of shape relief angle, the second bearing pin 132 is positioned at the side of fan-shaped anterior angle.

Before drive block 13 rotates, the first bearing pin 131 of relief angle side coordinates with drive rod 21, After drive block 13 turns over predetermined angular, the second bearing pin 132 of anterior angle side can be with drive rod 21 coordinate, and simultaneously drive in block 13 rotation process, and mechanical hand 3 moves from the front side of paper tape frame 5 Move rear side and compress bank note 10, i.e. when drive block 13 turns over predetermined angular clockwise, machinery Hands 3 is moved rearwards by preset distance.

One preferred embodiment in, mechanical hand 3 is positioned at paper tape frame 5, and guide rail 6 is positioned at On the downside of paper tape frame 5, the base 31 of mechanical hand 3 is sleeved on guide rail 6；It is additionally provided with on guide rail 6 Guide pin bushing 61, extension spring 62 connects base 31 and guide pin bushing 61, the other end of pull bar 11 and guide pin bushing 61 Hinged.

In drive block 13 rotation process, pull guide pin bushing 61, guide pin bushing 61 and machine by pull bar 11 The base 31 of tool hands 3 is connected by extension spring 62, and the two moves along guide rail 6 simultaneously, makes machine Tool hands 3 moves in paper tape frame 5.

When drive block 13 turns over predetermined angular, mechanical hand 3 moves preset distance along guide rail 6, will Bank note 10 is pressed on aluminum anvil 8, owing to the thickness of bank note 10 is variable, and now extension spring 62 Being stretched, guide pin bushing 61 is separated a distance with base 31, and now drive block 13 reaches top dead centre And stop operating, carry out moving back paper operation；Then, when drive block 13 is rotated further, pull bar 11 carries Dynamic guide pin bushing 61 reversely moves along guide rail 6, and guide pin bushing 61 is the least with the distance of base 31, in extension spring Under the effect of 62, mechanical hand 3 remains stationary as and compresses bank note 10 all the time.

Further in specific embodiment, pull bar 11 is curved.

In drive mechanism work process, pull bar 11 not only swings but also move, and during tying up, pulls Mechanical hand 3 is moved rearwards by, and during reset, promotion robot 3 moves forward, in order to avoid pull bar 11 moving process are interfered with paper tape frame 5, pull bar 11 can be arranged to arcuate structure.

In above-mentioned each detailed description of the invention, this drive mechanism is additionally provided with guide groove 7, drive rod 21 The other end is positioned at guide groove 7；The other end of drive rod 21 can be limited in by the first bearing pin 131 The upper end of guide groove 7, the second bearing pin 132 can drive the other end of drive rod 21 at guide groove 7 Interior movement.

In link assembly, drive rod 21, one end of depression bar 22 and connecting rod 23 three is by same Axle is hinged, and the other end of connecting rod 23 is hinged with frame in upside, positions whole link assembly；Pressure Bar 22 is positioned at middle part, and its other end is hinged with Nian Qie mechanism 4；The other end position of drive rod 21 In guide groove 7, as shown in Figure 3 and Figure 4, when drive rod 21 moves down, linkage drives even Bar 23 and depression bar 22 swung downward, Shi Nianqie mechanism 4 moves forward.

Before drive shaft 12 rotates, the other end of drive rod 21 is limited in and leads by the first bearing pin 131 The upper end of groove 7, makes link assembly remain stationary as；In drive shaft 12 rotation process, the first bearing pin 131 disengage with drive rod 21, no longer limit drive rod 21, and drive rod 21 will move down one Segment distance, in moving process, the other end of drive rod 21 is always positioned at guide groove 7；Drive shaft 12 when turning over certain angle, and the second bearing pin 132 coordinates with the other end of drive rod 21, drives The other end of drive rod 21 continues to move down in guide groove 7.

Guide groove 7 can limit the moving range of drive rod 21, it is simple to the first bearing pin 131 and second Bearing pin 132 successively the most respectively the other end with drive rod 21 coordinates, and then successively twice driving is glued and is cut Mechanism moves forward, and realizes platen respectively, pastes and the action such as shearing.

One preferred embodiment in, guide groove 7 is circular arc, and the center of circle of guide groove 7 is positioned at drives On the axial line of moving axis 12, the outside of the other end of drive rod 21 has terminal, and terminal is positioned at In guide groove 7.In drive shaft 12 rotation process, the first bearing pin 131 He of drive block 13 side The movement locus of the second bearing pin 132 is circular arc, after the second bearing pin 132 coordinates with drive rod 21, The motion track of drive rod 21 other end is also circular arc.

First bearing pin 131 is identical with the distance in drive block 13 center of circle with the second bearing pin 132, and two Track when person rotates is all through guide groove 7, after completing to tie up, when drive shaft 12 rotates counterclockwise, Second bearing pin 132 coordinates with the other end of drive rod 21, it is possible to drive drive rod 21 upwards to move Dynamic；After turning over certain angle, the second bearing pin 132 disengages with the other end of drive rod 21, continues During rotation, the other end of drive rod 21 is positioned at guide groove 7；After turning over certain angle again, second Bearing pin 131 can contact with the other end of drive rod 21, and supports the other end of drive rod 21 Upper shifting is continued, until moving to the upper end of guide groove 7 along guide groove 7.

The guide groove 7 of circular arc the most conveniently tie up during the first bearing pin 131 and the second bearing pin 132 successively coordinate with drive rod 21, also facilitate in reseting procedure, the second bearing pin 132 and first Bearing pin 131 successively coordinates with drive rod 21, makes link assembly return to initial position.

In another kind of specific embodiment, bundling device, during binding, needs paper tape frame 5 Divide right and left, make paper tape 91 deviate from, generally paper tape frame 5 is set to left frame body and the right side of symmetry Framework, the front side of mechanical hand 3 be provided with symmetry left mechanical arm and right mechanical arm, it is possible to respectively with Left frame body and right framework interact, and make left frame body and right framework close formation paper tape frame 5, for The mobile comparison making mechanical hand 3 is steady, is provided with two bases 31 of symmetry on the downside of mechanical hand 3, Two guide rails 6 coordinated respectively it are provided with base 31, on two guide rails 6 on the downside of paper tape frame 5 Guide pin bushing 61 is connected by rod member.

Accordingly, this drive mechanism can also be symmetrical structure, and symmetrical parts are synchronized with the movement, Improving and drive effect, and make course of action steady, drive shaft 12 includes being positioned on same axis Two shaft parts, two drive blocks 13 are separately positioned on the counterpart of two shaft parts, pull bar 11 1 Holding hinged with the rod member of guide pin bushing 61, the other end is hinged between two drive blocks 13；Two are driven Motion block 13 both sides with drive rod 21 respectively coordinate, and the outside of drive rod 21 is provided with two guide grooves 7, two depression bars 22 and two connecting rods 23.

In further preferred embodiment, the both sides of Nian Qie mechanism 4 are respectively mounted two ear blocks 41, the outside of two ear blocks 41 is respectively equipped with the jointed shaft 42 of depression bar 22, two depression bars 22 Hinged with two jointed shafts 42 respectively；Two ear blocks 41 are arranged before and after being set in two On axis body 43, axis body 43 rear end has the step towards front side, is sleeved on spring on axis body 43 Step is supported in 44 one end, and the other end supports ear block 41.

Two depression bar 22 jointed shafts 42 on the both sides of Nian Qie mechanism 4 with ear block 41 respectively Connecting, the movement of Shi Nianqie mechanism 4 is steady；Axial along axis body 43 when Nian Qie mechanism 4 moves Mobile, axis body 43 can limit the moving direction of Nian Qie mechanism 4, and said structure is not only able to limit The moving direction of Ding Nianqie mechanism 4, additionally it is possible to guarantee that Nian Qie mechanism 4 is in twice moving process Displacement.

After first bearing pin 131 disengages with drive rod 21, the other end of drive rod 21 is led for being positioned at Free end in groove 7, it is possible to move down under the effect of link assembly self gravitation, simultaneously Can also spring 44 be set on the axis body 43 of mounting ear block 41, with spring 44 as power source, Extruding Xia Shinianqie mechanism 4 at spring 44 moves forward, time mobile, and can be by pull bar 23 Restriction with guide groove 7 so that the distance that Nian Qie mechanism 4 moves just can make upper pressure paper head pressure Tight paper tape 91.

Except above-mentioned drive mechanism, present invention also offers a kind of bundling device, including jack 9, Nian Qie mechanism 4 and drive mechanism, jack 9 makes paper tape 91 with suitable length cincture Bank note 10, driving mechanisms control Nian Qie mechanism 4 pastes and cuts off paper tape 91 and realizes tying up, institute Stating drive mechanism is the drive mechanism described in the various embodiments described above.

This drive mechanism has above-mentioned technique effect, therefore the bundling device with this drive mechanism also has There is corresponding technique effect.Other structures of this bundling device refer to prior art, the most no longer Repeat.

Above bundling device provided by the present invention and drive mechanism thereof are described in detail.This Literary composition applies specific case principle and the embodiment of the present invention are set forth, above reality The explanation executing example is only intended to help to understand method and the core concept thereof of the present invention.It should be pointed out that, For those skilled in the art, under the premise without departing from the principles of the invention, The present invention can also be carried out some improvement and modification, these improve and modification also falls into the present invention In scope of the claims.

Claims (10)

1. the drive mechanism of a bundling device, it is characterised in that include drive shaft assembly and connecting rod Assembly；Described drive shaft assembly includes pull bar (11) and is arranged on driving in drive shaft (12) Motion block (13), the hinged drive block in described pull bar (11) one end (13), the other end connects machinery Hands (3)；Described link assembly includes drive rod (21), depression bar (22) and connecting rod (23), One end of three is hinged, and the other end of described connecting rod (23) is hinged with frame, described depression bar (22) The other end hinged with Nian Qie mechanism (4), the other end of described drive rod (21) can be with institute State drive block (13) to coordinate, in described drive block (13) rotation process, described drive rod (21) Respectively forwardly mobile pre-by described depression bar (22) successively twice drive described Nian Qie mechanism (4) Set a distance.

2. the drive mechanism of bundling device as claimed in claim 1, it is characterised in that described in drive Motion block (13) is fan-shaped, the hinged described pull bar of the anterior angle (11) of described sector；Described sector Side is provided with the first bearing pin (131) and the second bearing pin (132), and described drive block (13) rotates Before, it is mobile that described first bearing pin (131) limits described drive rod (21)；Described drive rod (21) The other end there is the groove coordinated with described second bearing pin (132) so that described drive block (13) Described drive rod (21) can be driven mobile.

3. the drive mechanism of bundling device as claimed in claim 2, it is characterised in that described in drive The central angle of motion block (13) is predetermined angular, and described first bearing pin (131) is positioned at described sector The side of relief angle, described second bearing pin (132) is positioned at the side of described fan-shaped anterior angle.

4. the drive mechanism of bundling device as claimed in claim 3, it is characterised in that described machine Tool hands (3) is positioned at paper tape frame (5), and guide rail (6) is positioned at described paper tape frame (5) downside, The base (31) of described mechanical hand (3) is sleeved on described guide rail (6)；Described guide rail (6) On be additionally provided with guide pin bushing (61), extension spring (62) connects described base (31) and described guide pin bushing (61), The other end of described pull bar (11) is hinged with described guide pin bushing (61).

5. the drive mechanism of bundling device as claimed in claim 4, it is characterised in that described in draw Bar (11) is curved.

6. the drive mechanism of the bundling device as described in any one of claim 2 to 5, its feature exists In, it being additionally provided with guide groove (7), the other end of described drive rod (21) is positioned at described guide groove (7) In；The other end of described drive rod (21) can be limited in institute by described first bearing pin (131) Stating the upper end of guide groove (7), described second bearing pin (132) can drive described drive rod (21) The other end move in described guide groove (7).

7. the drive mechanism of bundling device as claimed in claim 6, it is characterised in that described in lead Groove (7) is circular arc, and the center of circle of described guide groove (7) is positioned at the axle of described drive shaft (12) On heart line, the outside of the other end of described drive rod (21) has terminal, and described terminal is positioned at In described guide groove (7).

8. the drive mechanism of bundling device as claimed in claim 7, it is characterised in that described in drive Moving axis (12) includes two shaft parts being positioned on same axis, two described drive blocks (13) Being separately positioned on the counterpart of two described shaft parts, one end of described pull bar (11) is hinged on two Between individual described drive block (13)；Two described drive blocks (13) respectively with described drive rod (21) both sides coordinate, and the outside of described drive rod (21) is provided with two described guide grooves (7), Two described depression bars (22) and two described connecting rods (23).

9. the drive mechanism of bundling device as claimed in claim 8, it is characterised in that described viscous The both sides cutting mechanism (4) are respectively mounted two ear blocks (41), two described ear blocks (41) Outside is respectively equipped with the jointed shaft (42) of described depression bar (22), two described depression bars (22) point Not hinged with two described jointed shafts (42)；Two described ear blocks (41) are set in two On the axis body (43) arranged before and after individual, described axis body (43) rear end has the platform towards front side Rank, spring (44) one end being sleeved on described axis body (43) supports described step, another End supports described ear block (41).

10. a bundling device, including jack (9), Nian Qie mechanism (4) and drive mechanism, Described jack (9) makes paper tape (91) with suitable length around bank note (10), described Nian Qie mechanism (4) described in driving mechanisms control pastes and cuts off described paper tape (91) and realizes tying up, It is characterized in that, described drive mechanism is the drive mechanism described in any one of claim 1 to 9.