Cutter mechanism for binding machine of the file
Technical field
The present invention relates to a kind of cutter mechanism for binding machine of the file, belong to the stacked sheet or register bound in operation
Permanent binding technique field.
Background technology
Currently, binder used by bookbinding to paper such as folio, bill, archives, this binder realize bookbinding
The automation of process starts corresponding operation by operation panel, can will beat as long as bookbinding file is placed on the table
Hole, Pipe Cutting and the several processing steps such as bookbinding that press once are completed, and are greatly simplified labor intensity, are improved bookbinding quality,
But this binder is adapted only to bind the smaller bill of area, can not achieve the bookbinding of the archives larger to area.
Through retrieval, Chinese patent CN200320100103.2 discloses one kind《Automatic file binder》, the binder
Tube cutting mechanism be equipped with the cutting link mechanism that couple with pipe cutter, cut the cutting connecting rod in link mechanism with swing mechanism connection
It connects.It has been found that swing mechanism still uses the form of cylindrical cam so that workbench work area increases limited so that
The increase of workbench work area is limited, cannot meet the files that bookbinding area is bound greatly and in the middle part of needing very much and be bound
Needs.Meanwhile after bookbinding pipe reaches the Cutting Length (position) determined by measuring rod, cutting connecting rod drives pipe cutter to cut out
Required one section of bookbinding pipe needs to carry out measuring rod, swing mechanism and tube cutting mechanism unified whole in a Pipe Cutting operation
It closes, whole device is complicated.
Invention content
The technical problem to be solved by the present invention is in view of the shortcomings of the prior art, propose that one kind can be to bookbinding area very greatly simultaneously
And the cutter mechanism for binding machine of the file that the files for needing middle part to bind are bound.
The technical solution that the present invention proposes to solve above-mentioned technical problem is:A kind of cutter machine for binding machine of the file
Structure, including rack, the binder are equipped with the drilling motor seat at can move up to above rack, and the cutter mechanism further includes connecting
Bar, the drive crank above rack and driven rocking bar, shift fork and cutter below rack, the rack, active
Rocking bar, driven rocking bar and connecting rod form double rocker mechanism, and the drive crank is fixedly arranged at the front end with one for electric with the punching
The shank of the protrusive rod that engine base touches, the driven rocking bar and shift fork is fixed in same rotation axis, and the driven rocking bar passes through
Rotation axis forms revolute pair with rack, and the claw of the shift fork carries out Pipe Cutting for stirring the cutter back-and-forth motion.
The present invention uses above-mentioned technical proposal, thus brings following effect:1)The present invention by by rack, drive crank,
Driven rocking bar and connecting rod form double rocker mechanism, can be to whole device by elongating the size of drive crank and driven rocking bar
Space carry out tremendous expansion, solve existing swing mechanism and constrain workbench work area increased scarce using cylindrical cam
It falls into, bookbinding area can be bound at files that are very big and needing middle part to bind;2)The present invention is by by rack, master
Shake bar, driven rocking bar and connecting rod form double rocker mechanism, it is only necessary to drive crank be fixedly arranged at the front end with one for and punching
The shank of the protrusive rod that motor cabinet touches, driven rocking bar and shift fork is fixed in same rotation axis, and the claw of shift fork is for stirring
Cutter is moved forward and backward to carry out Pipe Cutting, need not can in addition add the devices such as measuring rod in this way, simplify whole device.
The improvement of above-mentioned technical proposal is:It is equipped with horizontal fixing axle above the rack, the fixing axle and described turn
Moving axis is parallel each other, and rotatable pipe sleeve is arranged in the fixing axle, and the drive crank and protrusive rod are each attached to
On pipe sleeve.
The present invention uses above-mentioned technical proposal, thus brings following effect:The present invention is horizontal by being equipped with above rack
Fixing axle, fixing axle is parallel each other with rotation axis, and rotatable pipe sleeve, drive crank and extension are arranged in fixing axle
Bar is each attached on pipe sleeve, such overall structure reliable transmission.
Being further improved for above-mentioned technical proposal be:What the drive crank and protrusive rod mutually staggered is fixed on pipe sleeve
On.
The present invention uses above-mentioned technical proposal, thus brings following effect:The present invention is by by drive crank and protrusive rod
What is mutually staggered is fixed on pipe sleeve, by pulling open the spacing of drive crank and protrusive rod, further by the space of whole device
It is expanded.
The one of perfect of above-mentioned technical proposal be:Back-moving spring is equipped with above the rack between connecting rod.
Above-mentioned technical proposal perfect second is that:The cutter include blade, for fixed blade cutter hub and be used for
The fixed plate of fixed cutter body.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is structural schematic diagram one of the embodiment of the present invention for the cutter mechanism of binding machine of the file.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is structural schematic diagram two of the embodiment of the present invention for the cutter mechanism of binding machine of the file.
Specific implementation mode
Embodiment
The cutter mechanism for binding machine of the file of the present embodiment, as shown in Figure 1, Figure 2 and Figure 3, including rack(In figure not
It shows), drive crank 1, connecting rod 2, driven rocking bar 3, shift fork 4 and cutter 5.Drive crank 1 is set to above rack, driven rocking bar 3,
Shift fork 4 and cutter 5 are set to below rack.Binder is equipped with the drilling motor seat 12 at can move up to above rack.Drilling motor
It is fixed with drilling motor 13 on seat 12.Drilling motor seat 12 can be moved up and down along the guide post 14 on binder.Rack, drive crank
1, connecting rod 2 and driven rocking bar 3 form double rocker mechanism.Back-moving spring 11 is equipped with above rack between connecting rod 2.
Drive crank 1 is fixedly arranged at the front end with a protrusive rod 6 for being touched with drilling motor seat.Driven rocking bar 3 and shift fork 4
Shank be fixed in same rotation axis 7, driven rocking bar 3 passes through rotation axis 7 and rack and forms revolute pair, and the claw of shift fork 4 is used
It is moved forward and backward in stirring cutter 5 carrying out Pipe Cutting.Cutter 5 include blade 51, for fixed blade cutter hub 52 and be used for
The fixed plate 53 of fixed cutter body.
In order to make overall structure reliable transmission, horizontal fixing axle 8,8 He of fixing axle are equipped with above the rack of the present embodiment
Rotation axis 7 is parallel each other, and rotatable pipe sleeve 9 is arranged in fixing axle 8, and drive crank 1 and protrusive rod 6 are each attached to pipe
On set 9.
In order to further expand the space of whole device, greatly and middle part to be needed to bind very bookbinding area
Files are bound, and what the drive crank 1 and protrusive rod 6 of the present embodiment mutually staggered is fixed on pipe sleeve 9.
The initial position of the cutter mechanism is as shown in figure 3, at this point, cutter 5 is in closed state, and material can not fall, material
Bottom is in the upper surface of blade 51.
When starting punching, drilling motor 13 moves downward, and progressivelyes reach position as shown in Figure 1, drilling motor seat 12
It is not contacted with protrusive rod 6,6 non-stress of protrusive rod.Mechanism is whole only by the spring-force driven dual of back-moving spring 11, in back-moving spring 11
Under the action of pulling force, cutter 5 is slowly opened, and material falls.
After punching, when drilling motor 13 moves upward to peak, drilling motor seat 12 lifts protrusive rod 6 upwards
It rises, back-moving spring 11 is in tensional state, by double rocker mechanism, drives shift fork 4 to swing by driven rocking bar 3, at this time 4 band of shift fork
Dynamic cutter 5 moves downward closure, and just material is cut off, is returned to initial position.
The present invention is not limited to the above embodiment.All technical solutions formed using equivalent replacement, are all fallen within the present invention and wanted
The protection domain asked.