The cut-off knife mechanism and cutter of cutter
Technical field
The utility model is related to a kind of cutter, the cut-off knife mechanism of more particularly to a kind of cutter and with the cut-off knife mechanism
Cutter.
Background technology
At present, in the industries such as some leather cuttings, Cloth Cutting, due to often to cut thing according to the need for production
Material, and modern also requires that the effect of high speed due to the technological requirement more and more higher to cutting while high-quality cutting is pursued
Rate, such as be cut out different shape, different angles, the cloth or leather of different length, many times needed by work
The hand cutting of people, it is difficult to ensure the quality cut, while efficiency is also than relatively low, so in order to overcome this defect cutter pregnant
Educate and give birth to.
And cutter is as a kind of special precision instrument for cutting cloth, the material such as leather, because it has higher sanction
Precision and faster cutting efficiency are cut, has been widely used in the industries such as some leathers, cloth.Wherein, and with can be real
Based on the numerical control cutter of existing automatic cutting function.
But at present, either common cutter or numerical control cutter, in materials such as cutting cloth, particularly leathers,
Typically all cladding is cut by vibrating blade or dise knife.Wherein, the working method of vibrating blade is passed by motor etc.
Motivation structure drives the reciprocating motion above and below the continuous work of vibration cutter head, realizes cutting of the cutter head on material, but due to vibrating blade
Structure it is extremely complex, cause its production and assembly cost it is prohibitively expensive, especially for realize cutter head high-frequency reciprocating move,
The cost of its motor driving machine linkage section is even more high.And the working method of dise knife be by head when walking, knife
Frictional force between tool and material so that dise knife passively rotates and then realizes the cutting to material, although using dise knife to material
The transmission mechanisms such as motor are eliminated when being cut, the structure of whole cut-off knife mechanism is not only simplified, also drops to a certain extent
The low production cost of whole cutter, but be due to, it is necessary to by dise knife and cladding when being cut using dise knife to material
Between frictional force, this just has higher requirement to the sharpness of dise knife cutting edge, once the cutting edge of dise knife there is abrasion, it is broken
Damage etc. phenomenon, just easily cause cladding cutting when occur can not severing phenomenon so that will influence cutter cutting when
Cutting efficiency.
Therefore, how while guaranteeing normally to cut cladding, additionally it is possible to improve the cutting to cladding and imitate
Rate, is current problem to be solved.
Utility model content
The purpose of this utility model is the cut-off knife mechanism for providing a kind of cutter, can ensure normally to cut out cladding
While cutting, the cutting efficiency to cladding can be also improved.
To achieve these goals, the utility model provides a kind of cut-off knife mechanism of cutter, comprising dise knife, is arranged on
Handle of a knife on cutter head installing plate, and the handle of a knife, for connecting the dise knife, the cut-off knife mechanism of the cutter is also wrapped
Containing the drive device for driving the dise knife to be rotated.
The utility model additionally provides a kind of cutter, the cut-off knife mechanism comprising cutter as described above.
Embodiment of the present utility model in terms of existing technologies, due to the cut-off knife mechanism of cutter be by handle of a knife,
The drive device that dise knife and driving dise knife are rotated is constituted, so that when cut-off knife mechanism is cut to cladding, can be by driving
Device driving dise knife is rotated so that dise knife can be cut by way of active rotation to cladding, to ensure that cladding exists
Cutter while dise knife cutting edge sharpness is reduced, can be also greatly improved to cladding by complete severing when cropped
Cutting efficiency.
Further, the drive device includes the motor being arranged on the head installing plate, is arranged on the handle of a knife
The interior transmission component for being used to connect the motor and the dise knife., can be by so as to when cut-off knife mechanism is being cut to cladding
Motor drives dise knife to be rotated by transmission component, to realize the cutting to cladding.
Further, the transmission component is connected comprising the initiative part being connected with the main shaft of the motor, with the dise knife
Follower, and the initiative part and the follower intermeshing transmission.Meanwhile, the initiative part has an active umbrella tooth
Wheel, the follower has a driven bevel pinion;Wherein, the driving bevel gear and driven bevel pinion intermeshing,
And the direction of rotation of the driving bevel gear and the driven bevel pinion is mutually perpendicular to.It follows that due to whole transmission component
It is to be made up of initiative part and follower, and is by the mutual of driving bevel gear and driven bevel pinion between initiative part and follower
Engagement is driven, and the direction of rotation of driving bevel gear and driven bevel pinion is mutually perpendicular to, by driving bevel gear with
The cooperation of driven bevel pinion can change the direction of rotation of electric machine main shaft, so as to realize the active rotation of dise knife.
Further, the initiative part is also included:With the co-axially fixed final drive shaft of main shaft of the motor, the active
Bevel gear is set on the final drive shaft.So as to when cutting, be rotated by electric machine main shaft driving final drive shaft, and then
Driving bevel gear is driven to be rotated.
Further, the follower is also included:With the driven bevel pinion co-axially fixed first from power transmission shaft and institute
State first from the co-axially fixed one-level driven gear of power transmission shaft, with described first from power transmission shaft be arranged in parallel second from transmission
Axle, with described second from the co-axially fixed two grades of driven gears of power transmission shaft, with described second be arranged in parallel from power transmission shaft the 3rd
From power transmission shaft, with the described 3rd from the co-axially fixed three-level driven gear of power transmission shaft;Wherein, two grades of driven gears respectively with
The one-level driven gear and three-level driven gear intermeshing, and the dise knife is set in the described 3rd from power transmission shaft
On, and coaxially fixed from power transmission shaft with the described 3rd.It follows that when driving bevel gear is driving driven bevel pinion to be rotated
Afterwards, it can be rotated by driven bevel pinion by first from power transmission shaft drive one-level driven gear, and will by one-level driven gear
Power passes to three-level driven gear by two grades of driven gears, drives the 3rd driven shaft to be rotated by three-level driven gear,
And then realize the active rotation of dise knife.
Further, the handle of a knife is rotatably connected with the head installing plate, and the cut-off knife mechanism is also comprising setting
It is used to drive the device for revolving and driving that the handle of a knife is rotated on the head installing plate.Can band by device for revolving and driving
Moving knife handle is turned round, so as to realize adjustment of the dise knife to cladding crop angle.
Further, the device for revolving and driving include the motor being arranged on the head installing plate, be arranged on it is described
It is used for the transmission component for connecting the motor and the handle of a knife on head.Also, the transmission component includes and is set in the electricity
On the main shaft of machine with the co-axially fixed driving wheel of the electric machine main shaft, the driven pulley being set on the handle of a knife, be connected the master
The driving belt of driving wheel and the driven pulley.So as in actual use, be rotated by motor driving driving wheel, Jin Ertong
Crossing driving belt drives driven pulley to be rotated, and handle of a knife can follow driven pulley to carry out transfer under the rotation of driven pulley, so that
Realize the angle adjustment to handle of a knife.
Further, the driving wheel and the driven pulley are synchronizing wheel, and the driving belt is timing belt.Pass through synchronization
The cooperation of wheel and timing belt, can avoid driving belt from skidding occur in transmission, so as to improve handle of a knife when rotated
Precision.
Brief description of the drawings
Fig. 1 is the structural representation of the cutter head bottom of the utility model first embodiment;
Fig. 2 is the structural representation at the top of the cutter head of the utility model first embodiment;
Fig. 3 is the structural representation of the Cutting Shear Knife mechanism of the utility model first embodiment;
Fig. 4 is the structural representation of the cutter head bottom of the utility model second embodiment;
Fig. 5 is the structural representation at the top of the cutter head of the utility model second embodiment.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model
In embodiment, in order that reader more fully understands the application and proposes many ins and outs.But, even if without these skills
Art details and many variations based on following embodiment and modification, can also realize the required guarantor of each claim of the application
The technical scheme of shield.
First embodiment of the present utility model is related to a kind of cut-off knife mechanism of cutter, as shown in Figure 1, Figure 2 and Figure 3,
It is main to be used to connect dise knife 1 comprising dise knife 1, the handle of a knife 3 being arranged on cutter head installing plate 2, and handle of a knife 3.Also, this reality
The cut-off knife mechanism for applying the cutter of mode also includes the drive device for being used for driving dise knife 1 to be rotated.
By the above it is seen that, due to the cut-off knife mechanism of cutter be by handle of a knife 3, dise knife 1 and driving dise knife 1 enter
The drive device of row rotation is constituted, so as to when cut-off knife mechanism is cut to cladding, can be carried out by drive device driving dise knife 1
Rotation so that dise knife 1 can be cut by way of active rotation to cladding, to ensure that cladding can be complete when cropped
Full severing, while 1 cutting edge sharpness of dise knife is reduced, is also greatly improved cutting efficiency of the cutter to cladding.
Wherein, as depicted in figs. 1 and 2, the above-mentioned drive device being previously mentioned includes the motor being arranged on head installing plate 2
4th, being arranged on is used for the transmission component for connecting motor 4 and dise knife 1 in handle of a knife 3.So as to be cut when cut-off knife mechanism to cladding
When, it can be rotated by motor 4 by transmission component driving dise knife 1, to realize the cutting to cladding.
Also, as shown in figure 3, initiative part 5 and dise knife 1 that the transmission component is mainly connected by the main shaft 4-1 with motor 4
The follower 6 of connection is constituted, and initiative part 5 has a driving bevel gear 5-1, and follower 6 has a driven bevel pinion
6-1, and the driving bevel gear 5-1 and follower 6 of initiative part 5 driven bevel pinion 6-1 intermeshing transmissions, and both rotations
Direction is mutually perpendicular to.Thus it is seen that, when motor main shaft 4-1 drive initiative part 5 rotated after, the active of initiative part 5
Bevel gear 5-1 can be rotated therewith, and during rotation, by being driven with driven bevel pinion 6-1 engaged transmission
The driven bevel pinion 6-1 of follower 6 carries out transfer, so as to realize the rotation of dise knife 1.
Specifically, as shown in figure 3, the initiative part 5 is the co-axially fixed final drive shafts of main shaft 4-1 of one and motor 4
5-2, and driving bevel gear 5-1 is directly set on final drive shaft 5-2.Meanwhile, in order to ensure final drive shaft 5-2 and electric machine main shaft
4-1 firm connection, as shown in Fig. 2 be fixed between final drive shaft 5-2 and electric machine main shaft 4-1 by shaft coupling 5-3, with
Ensuring the main shaft 4-1 of motor 4 can effectively drive final drive shaft 5-2 to be rotated, and then drive driving bevel gear 5-1 to be revolved
Turn.
In addition, in order to avoid main shaft moving axis 5-2 when rotated with the direct friction of handle of a knife 3, as shown in figure 3, also being set in handle of a knife 3
There is the bearing block 7 for being positioned to final drive shaft 5-2.Final drive shaft 5-2 may be such that when rotated by bearing block 7, no
It can directly be contacted with handle of a knife 3, so as to avoid final drive shaft 5-2 and handle of a knife 3 from wear phenomenon occur, the longevity is used in extension handle of a knife 3
While life, the axialities of final drive shaft 5-2 when rotated can also be improved.
In addition, the above-mentioned follower being previously mentioned is as shown in Fig. 2 specifically include:With driven bevel pinion 6-1 co-axially fixed
One from power transmission shaft 6-2, first is set in from power transmission shaft 6-2 and with first from one-level driven tooth coaxially connected power transmission shaft 6-2
Wheel 6-3, with first from power transmission shaft 6-2 be arranged in parallel second from power transmission shaft 6-4, be set in second from power transmission shaft 6-4 and with
Second from two grades of coaxially connected power transmission shaft 6-4 driven gear 6-5, with second from power transmission shaft 6-4 be arranged in parallel the 3rd from biography
Moving axis 6-6, the 3rd is set in from power transmission shaft 6-6 and with the 3rd from three-level driven gear 6-7 coaxially connected power transmission shaft 6-6.
Also, during practical set, as shown in figure 3, two grades of driven gear 6-5 respectively with one-level driven gear 6-
3 and three-level driven gear 6-7 intermeshing transmissions, and dise knife 1 is directly set in the 3rd from power transmission shaft 6-6 shaft end, and pass through
Locking member is coaxially fixed it with the 3rd from power transmission shaft 6-6.It follows that during practical application, when active umbrella
Gear 5-1 is driven after driven bevel pinion 6-1 rotated, can by driven bevel pinion 6-1 by first from power transmission shaft 6-2 drives one
Level driven gear 6-3 is rotated, and power is passed into three-level by two grades of driven gear 6-5 by one-level driven gear 6-3
Driven gear 6-7, drives the 3rd driven shaft 6-6 to be rotated by three-level driven gear 6-7, and then drives the progress of dise knife 1 to revolve
Turn, realize the cutting to material.
It should be noted that in order to realize effective fixation of the handle of a knife 3 to initiative part 5 and follower 6.Such as Fig. 1 and Fig. 3
Shown, handle of a knife 3 includes a holder main body 3-1 for being used to accommodate initiative part 5 and a housing 3-2 for being used to accommodate follower 6.
Wherein, housing 3-2 can be integrally formed with holder main body 3-1 as an entirety, can be also arranged on by dismountable mode
On holder main body 3-1.Meanwhile, in order to realize housing 3-2 to first from power transmission shaft 6-2, second from power transmission shaft 6-4 and the 3rd from biography
Moving axis 6-6 fixation, respectively can be arranged corresponding bearing holder (housing, cover) respectively from the shaft end of power transmission shaft and axle tail, realized by each bearing holder (housing, cover)
To position positioning respectively from power transmission shaft in housing 3-2, it is ensured that each axiality from power transmission shaft when rotated, it is to avoid each from transmission
Axle occurs justifying bounce when rotated.
The utility model second embodiment is related to a kind of cut-off knife mechanism of cutter, and second embodiment is real first
Apply and made further improvement on the basis of mode, it, which is mainly improved, is:As shown in Figure 4 and Figure 5, in order to realize that cut-off knife mechanism exists
Angle adjustment during cladding is cut, is in the present embodiment, between handle of a knife 3 and head installing plate 2 rotatable connected mode,
And the cut-off knife mechanism of present embodiment also drives comprising the revolution being arranged on head installing plate 2 for driving handle of a knife 3 to be rotated
Dynamic device.
Also, as shown in Figure 4 and Figure 5, the device for revolving and driving includes the motor 10 being arranged on head installing plate 2, set
Put is used for the transmission component 9 for connecting motor 10 and handle of a knife 3 on head installing plate 2.
Specifically, the transmission component is main coaxially solid with electric machine main shaft 10-1 on the main shaft 10-1 for be set in motor 10
Fixed driving wheel 9-1, the driven pulley 9-2 being set on handle of a knife 3, the driving belt (figure for connecting driving wheel 9-1 and driven pulley 9-2
In do not indicate).So as in the actual course of work, by motor 10 driving wheel 9-1 be driven to be rotated, and then pass through transmission
Belt drive driven pulley 9-2 carries out transfer, and handle of a knife 3 can follow driven pulley 9-2 to carry out transfer under driven pulley 9-2 rotation,
So as to realize the angle adjustment to handle of a knife 3.
Meanwhile, in order that it is not in wear phenomenon during rotation to obtain handle of a knife 3, it can be set on head installing plate 2
Bearing state reservation 11 is put, positioning support is carried out to handle of a knife 3 by bearing fixed seat 11.So that handle of a knife 3 is when rotated not
Directly can directly it be contacted with head installing plate 2, to avoid handle of a knife 3 from occurring wear phenomenon when rotated.
The embodiment of the utility model the 3rd is related to a kind of cutter, and the cutter includes such as the first and second embodiments
The cut-off knife mechanism of described cutter.
By the above it is seen that, due to the cut-off knife mechanism of cutter be by handle of a knife 3, dise knife 1 and driving dise knife 1 enter
The drive device of row rotation is constituted, so as to when cut-off knife mechanism is cut to cladding, can be carried out by drive device driving dise knife 1
Rotation so that dise knife 1 can be cut by way of active rotation to cladding, to ensure that cladding can be complete when cropped
Full severing, while 1 cutting edge sharpness of dise knife is reduced, is also greatly improved cutting efficiency of the cutter to cladding.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific implementation of the present utility model
Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.