CN217530999U - Fly cutter cutting device - Google Patents

Abstract

The utility model discloses a fly cutter cutting device, which comprises a supporting seat, a central rotating shaft, a plurality of central cutters, a plurality of guide pieces and a central driving device; one end of each of the central cutters is arranged on the central rotating shaft in a surrounding manner; each guide piece is provided with a cutting groove and a channel, and at least one guide piece is arranged between any two adjacent central cutters; the central driving device drives the central cutters to respectively penetrate through the to-be-cut objects in the corresponding grooving and cutting channels in the rotating process, so that the cutting efficiency can be improved.

Description

Fly cutter cutting device

Technical Field

The utility model relates to a cutting technical field, in particular to fly cutter cutting device.

Background

Currently, common mechanical pipe cutting machines are classified into a gantry type pipe cutting machine, a rotary type pipe cutting machine, and a fly cutter type pipe cutting machine.

The Chinese patent publication No. CN206855523U is a pipe cutting machine, and CN214025826U is a pipe cutting machine for cutting silicone resin glass fiber heat shrinkable tubes, and both the pipe cutting machines are gantry type pipe cutting machines, and pipes in the pipe cutting machines are easy to shift, the cutting openings are irregular, and the cutting effect is poor.

The Chinese patent publication No. CN206869211U is a pipe cutting machine for cutting a heat-shrinkable pipeline, and the CN112297075A is an MPP cable protection pipe cutting device which are rotary pipe cutting machines. Meanwhile, the two pipe cutting machines have poor adaptability and can only cut pipes of one specification.

The existing fly-cutter cutting device generally adopts a single cutter to cut a single pipe, and although the speed is higher than that of a gantry type and rotary type cutting machine, the cutting efficiency still needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main objective provides a fly-cutter cutting device, aims at improving cutting effect and efficiency, the cutting of adaptable multiple size article simultaneously.

In order to achieve the above object, the utility model provides a fly cutter cutting device, which comprises a supporting seat, a central rotating shaft, a plurality of central cutters, a plurality of guiding pieces and a central driving device; one ends of the central cutters are arranged on the central rotating shaft in a surrounding manner; each guide piece is provided with a cutting groove and a channel for a to-be-cut object to pass through, the central cutter can pass through the cutting groove of the guide piece, the guide pieces are arranged on the supporting seat, and at least one guide piece is arranged between any two adjacent central cutters; the central rotating shaft is fixed on a rotating shaft of the central driving device, the central driving device drives the central rotating shaft to rotate, and the central rotating shaft drives the central cutters to rotate, so that the central cutters respectively penetrate through the corresponding cutting grooves to cut the articles to be cut in the channel in the rotating process.

The fly cutter cutting device further comprises a first rotating ring, a first driving ring and a first driving device, wherein the first rotating ring is arranged outside the central rotating shaft in a surrounding mode by taking the central rotating shaft as an axis, the first driving ring is driven by the first driving device to rotate, the first driving ring drives the first rotating ring to rotate, the angular velocity of the first rotating ring is the same as that of the central rotating shaft, and the other ends of the central cutters are fixed on the first rotating ring.

Still further, the fly cutter cutting device further comprises a plurality of first cutters, one ends of the plurality of first cutters are arranged outside the first rotating ring in a surrounding manner, at least one guide piece is arranged between any two adjacent first cutters, and the first cutters can penetrate through the cutting grooves corresponding to the guide pieces.

Still further, the flying knife cutting device further comprises a second rotating ring, a second driving ring and a second driving device, the second rotating ring is arranged outside the first rotating ring in a surrounding manner by taking the central rotating shaft as an axis, the second driving ring is driven to rotate by the second driving device, the second driving ring drives the second rotating ring to rotate, the angular velocity of the second rotating ring is the same as that of the first rotating ring, and the other ends of the plurality of first cutters are fixed on the second rotating ring.

Furthermore, the fly cutter cutting device further comprises a plurality of second cutters, one ends of the plurality of second cutters are arranged outside the second rotating ring in a surrounding mode, at least one guide piece is arranged between any two adjacent second cutters, and the second cutters can penetrate through the cutting grooves corresponding to the guide pieces.

Further, the flying knife cutting device further comprises a first rotating ring, a first driving device and a plurality of first cutters, wherein the first rotating ring is arranged outside the central rotating shaft in a surrounding manner by taking the central rotating shaft as an axis, one ends of the first cutters are arranged outside the first rotating ring in a surrounding manner, the first cutters can penetrate through the cutting grooves corresponding to the guide pieces, at least one guide piece is arranged between any two adjacent first cutters, the first driving device drives the first driving ring to rotate, the first driving ring is driven to rotate, and the angular speed of the first rotating ring is the same as that of the central rotating shaft.

Still further, the flying knife cutting device further comprises a second rotating ring, a second driving device and a plurality of second cutters, wherein the second rotating ring is arranged outside the first rotating ring in a surrounding manner by taking the central rotating shaft as an axis, the second cutters can penetrate through the cutting grooves corresponding to the guide members, at least one guide member is arranged between any two adjacent second cutters, one end of each of the plurality of second cutters is arranged outside the second rotating ring in a surrounding manner, the second driving device drives the second driving ring to rotate, the second driving ring drives the second rotating ring to rotate, and the angular speed of the second rotating ring is the same as the angular speed of the first rotating ring.

Preferably, the supporting seat comprises a first fixing plate, a second fixing plate and a connecting plate, and the first fixing plate and the second fixing plate are oppositely arranged and connected through the connecting plate; the first fixing plate is provided with a first group of driven wheels, and the first rotating ring is sleeved outside the first group of driven wheels.

Preferably, the supporting seat comprises a first fixing plate, a second fixing plate and a connecting plate, and the first fixing plate and the second fixing plate are oppositely arranged and connected through the connecting plate; the first fixing plate is provided with a first group of driven wheels and a second group of driven wheels, the first rotating ring is sleeved outside the first group of driven wheels, and the second rotating ring is sleeved outside the second group of driven wheels.

Preferably, the fly cutter cutting device is further provided with a cooling device, the cooling device comprises a cooling box and a cooling medium, the cooling medium is arranged in the cooling box, and the cooling device is used for cooling the center cutter, the first cutter and the second cutter.

Preferably, the fly cutter cutting device is further provided with a traction device, and the traction device is used for drawing the pseudo-cutting object to pass through the channel; the guide interfaces with the traction device to facilitate the threading of the item of cut to be cut into the channel.

Preferably, the flying knife cutting device is further provided with a detection device and a control device, the detection device is used for detecting the length of the cut article and feeding back the length parameter to the control device, the control device compares the length parameter with a set standard length parameter, and then the rotation speed of the central driving device, the first driving device and the second driving device or the traction speed of the article to be cut are respectively adjusted according to the comparison result, so that the length of the cut article is consistent with the set standard length parameter.

Preferably, the central cutter, first cutter and second cutter are non-stick cutters, PTFE cutters or ceramic cutters.

The utility model discloses fly sword cutting device's a plurality of center cutters's one end is encircleed and is set up on central rotation axis, and the in-process of cutting article is planned to cut at center drive arrangement drive center cutter, and a plurality of articles are planned to cut in a plurality of guide passageways can be cut respectively to center cutter, and this can improve cutting efficiency greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment 1 of a fly-cutter cutting device provided by the present invention;

fig. 2 is another schematic structural diagram of the fly-cutter cutting device according to embodiment 1 of the present invention;

fig. 3 is a cross-sectional view of the fly-cutter cutting device of embodiment 1 of the present invention;

fig. 4 is a schematic structural diagram of embodiment 2 of the flying knife cutting device provided by the present invention;

fig. 5 is a cross-sectional view of embodiment 2 of the flying-cutter cutting device provided by the present invention.

The reference numbers indicate:

reference numerals	Name(s)	Reference numerals	Name (R)
				10	Supporting seat	31	First cutting knife
11	First fixing plate	32	Second cutter
				111	First group of driven wheels	40	Guide member
112	Second group of driven wheels	41	Cutting groove
				12	Second fixing plate	42	Channel
13	Connecting plate	50	Center drive device
				20	Central rotating shaft	51	First driving device
21	First rotating ring	52	Second driving device
				211	First driving ring	60	Cooling device
22	Second rotating ring	70	Traction device
				221	Second driving ring	A	Article with a cover
30	Center cutter

The objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front, and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, an embodiment 1 of the fly cutter cutting device of the present invention is disclosed, which includes a supporting base 10, a central rotating shaft 20, a plurality of central cutters 30, a plurality of guiding members 40, and a central driving device 50.

The supporting seat 10 includes a first fixing plate 11, a second fixing plate 12 and a connecting plate 13, the first fixing plate 11 and the second fixing plate 12 are disposed oppositely and connected through the connecting plate 13, the first fixing plate 11, the second fixing plate 12 and the connecting plate 13 enclose to form a cavity, and the central rotating shaft 20 and the plurality of central cutters 30 are located in the cavity. Of course, the support base 10 may be other structures known to those skilled in the art, as long as it can play a certain role of fixing support.

One ends of a plurality of central cutters 30 are circumferentially disposed on the central rotating shaft 20.

Each guide 40 is provided with a slot 41 and a channel 42 for passing the object to be cut, the central cutter 30 can pass through the slot 41 of the guide 40, a plurality of guides 40 are arranged on the support base 10, and at least one guide 40 is arranged between any two adjacent central cutters 30.

Guide 40 passes first fixed plate 11, second fixed plate 12 in proper order, and guide 40 can carry out fixed connection through bolt and first fixed plate 11, second fixed plate 12, so, conveniently dismantles and changes guide 40. Further, a cutting groove 41 is provided in each guide 40, the cutting groove 41 has a width slightly larger than the thickness of the central cutter 30 so as to prevent the central cutter 30 from shaking or breaking when cutting the article a to be cut, and the length of the cutting groove 41 may be smaller than the inner diameter of the guide 40 so as to allow the central cutter 30 to smoothly pass through, thereby facilitating the central cutter 30 to pass through the cutting groove 41 of the guide 40 to cut the article a to be cut in the corresponding passage 42. The guide member 40 makes the article a to be cut enter the channel 42 more easily, and can prevent the article a to be cut from being shifted in position during the traction process, thereby guiding and limiting the article a to be cut. In addition, the channels 42 in the plurality of guides 40 can be used for placing the cut objects A with different sizes, and the adaptability to the sizes of the cut objects A is stronger.

The central rotating shaft 20 is fixed on the rotating shaft of the central driving device 50, the central driving device 50 drives the central rotating shaft 20 to rotate, and the central rotating shaft 20 drives the central cutter 30 to rotate, so that the plurality of central cutters 30 respectively penetrate through the corresponding cutting grooves 41 to cut the article a to be cut in the channel 42 in the rotating process. The central driving device 50 can be a motor, the motor can be a high-speed servo motor with 3000-5000 revolutions per minute, and the high-speed cutting can enable the cut of the to-be-cut object A to be smoother.

The utility model discloses fly sword cutting device's a plurality of center cutters 30 one end is encircleed and is set up on central rotation axis 20, and the in-process of central drive arrangement 50 drive center cutters 30 cutting article A is planned to cut, and central cutters 30 can cut a plurality of article A of planning in a plurality of guides 40 passageways 42 respectively, and this can improve cutting efficiency greatly.

As a further improvement of the present embodiment, the fly cutter device further includes a first rotating ring 21, a first driving ring 211, and a first driving device 51, the first rotating ring 21 is disposed around the central rotating shaft 20, the first driving device 51 drives the first driving ring 211 to rotate, the first driving ring 211 drives the first rotating ring 21 to rotate, the angular velocity of the first rotating ring 21 is the same as the angular velocity of the central rotating shaft 20, and the other ends of the plurality of central cutters 30 are fixed to the first rotating ring 21. This can guarantee that the angular velocity is the same when the both ends of center cutter 30 rotate to guarantee that center cutter 30 does not split, does not rock, does not drift, and then guarantee that the incision is level and smooth no burr, realize cutting efficiency's improvement.

The first fixed plate 11 is provided with a first set of driven wheels 111, the first rotating ring 21 is sleeved outside the first set of driven wheels 111, and the first rotating ring 21 can rotate around the first set of driven wheels 111.

As a further improvement of this embodiment, the fly cutter device further comprises a plurality of first cutters 31, one end of each of the plurality of first cutters 31 is disposed around the first rotating ring 21, at least one guide 40 is disposed between any two adjacent first cutters 31, and the first cutters 31 can pass through the cutting grooves 41 of the corresponding guide 40. This can further increase the number of cutters, thereby further improving cutting efficiency.

As a further improvement of the present embodiment, the fly cutter device further includes a second rotating ring 22, a second driving ring 221, and a second driving device 52, the second rotating ring 22 is disposed around the first rotating ring 21 with the central rotating shaft 20 as an axis, the second driving device 52 drives the second driving ring 221 to rotate, the second driving ring 221 drives the second rotating ring 22 to rotate, the angular velocity of the second rotating ring 22 is the same as the angular velocity of the first rotating ring 21, and the other ends of the plurality of first cutters 31 are fixed to the second rotating ring 22. So, not only can guarantee that central cutter 20, first cutter 31 both ends are the same when rotating respectively angular velocity, guarantee that central cutter 20, first cutter 31 do not fracture, do not rock, do not drift, can further increase the quantity of cutter moreover, and then further improve cutting efficiency.

In this embodiment, the first fixed plate 11 is provided with a second set of driven wheels 112, the second rotating ring 22 is sleeved outside the second set of driven wheels 112, and the second rotating ring 22 can rotate around the second set of driven wheels 112.

As a further improvement of this embodiment, the flying-blade cutting device further includes a plurality of second cutters 32, one end of each of the plurality of second cutters 32 is disposed around the second rotating ring 22, at least one guide 40 is disposed between any two adjacent second cutters 32, and the second cutters 32 can pass through the slots 41 of the corresponding guide 40. This can further increase the number of cutters, thereby further improving cutting efficiency.

Of course, the person skilled in the art can continue to add the third rotating ring, the third driving device and the third cutter according to the disclosure of the present invention, and so on.

In the present embodiment, referring to fig. 1 in combination, a gear is disposed around the outer circumference of the first rotating ring 21, a gear is disposed around the outer circumference of the first driving ring 211, and the first rotating ring 21 and the first driving ring 211 are engaged by the gear, so that the first driving ring 211 drives the first rotating ring 21 to rotate.

Similarly, a gear is disposed around the outer circumference of the second rotating ring 22, a gear is disposed around the outer circumference of the second driving ring 221, and the second rotating ring 22 and the second driving ring 221 are in gear engagement to enable the second driving ring 221 to drive the second rotating ring 22 to rotate.

In this embodiment, by providing a plurality of driving devices and a plurality of driving rings, it is ensured that the angular velocities of the central rotating shaft 20, the first rotating ring 21, and the second rotating ring 22 when rotating are the same, and further, the angular velocities of the central cutter 30, the first cutter 31, and the second cutter 32 when rotating are the same, and further, when a plurality of articles a to be cut in the channels 42 of the plurality of guides 40 are cut by a plurality of knives, the lengths of the plurality of articles a after being cut are the same, and the cutting efficiency is improved at the same time. And fix the center cutter 30 and the other end of first cutter 31, can guarantee that center cutter 30 and first cutter 31 do not fracture, do not rock, do not drift, and then guarantee that the incision is level and smooth no burr, realize the improvement of cutting effect.

As a further improvement of this embodiment, the fly cutter cutting device is further provided with a plurality of cooling devices 60, referring to fig. 1, the plurality of cooling devices 60 include a cooling box and a cooling medium, the cooling medium is disposed in the cooling box, and the plurality of cooling devices 60 are respectively used for cooling the central cutter 30, the first cutter 31 and the second cutter 32, so that the quality of the cut can be further improved.

In the present embodiment, referring to fig. 1, the cooling box is fixedly connected to the first fixing plate 11 by bolts, and a cooling medium is placed in the cooling box and adsorbed on a cooling sponge located in the cooling box. When the cutter passes through the cutting groove in the rotating process to cut the object to be cut in the channel, the cutter is in contact with the cooling sponge absorbed with the cooling medium in the cooling box to cool the cutter, so that the temperature of the cutter is reduced, and the quality of the cut is improved. Specifically, the cooling medium may be water or alcohol.

Of course, the cooling device 60 of the present invention is not limited to the above form, and any other device capable of achieving the cooling effect may be used, such as an air cooling device.

As a further improvement of the embodiment, the fly-cutter cutting device further comprises a traction device 70, wherein the traction device 70 is used for drawing the virtual cutting object a to pass through the channel 42; the guide 40 interfaces with the traction device 70 to facilitate the threading of the article a to be cut into the channel 42. In particular, the traction device 70 is a pipe tractor, such as: a crawler tractor. The specific structure is the prior art well known to those skilled in the art, and will not be described in detail in this embodiment, and the speed of the article a to be cut passing through the channel 42 can reach 60-100 m/min.

In this embodiment, the article a to be cut may be a tube, such as a soft tube or a hard tube, and the tube may be made of a medical tube, a heat-shrinkable sleeve, or the like; the hard pipe material comprises a PVC pipe, a PE pipe and the like. Of course, the article to be cut a may be other articles besides the pipe, and is not limited herein.

In the present embodiment, the central cutter 30, the first cutter 31 and the second cutter 32 are preferably non-stick cutters, PTFE cutters or ceramic cutters.

As a further improvement of this embodiment, the fly-cutter cutting device is further provided with a detection device and a control device, the detection device is used for detecting the length of the cut article and feeding back the length parameter to the control device, the control device compares the length parameter with a set standard length parameter, and then respectively adjusts the rotation speed of the central driving device, the first driving device and the second driving device or the traction speed of the article to be cut according to the comparison result, so that the length of the cut article is consistent with the set standard length parameter.

Example 2

Referring to fig. 4 and 5, an embodiment 2 of the flying-cutter cutting device of the present invention is disclosed, which is similar to embodiment 1, and the difference is: the fly-cutter cutting device further comprises a first rotating ring 21', a first driving ring 211', a first driving device 51 'and a plurality of first cutters 31', wherein the first rotating ring 21 'is arranged outside the central rotating shaft 20 in a surrounding manner by taking the central rotating shaft 20 as an axis, one ends of the plurality of first cutters 31' are arranged outside the first rotating ring 21 'in a surrounding manner, the first cutters 31' can penetrate through the cutting grooves 41 of the corresponding guide members 40, at least one guide member 40 is arranged between any two adjacent first cutters 31', the first driving device 51' drives the first driving ring 211 'to rotate, the first driving ring 211' drives the first rotating ring 21 'to rotate, and the angular velocity of the first rotating ring 21' is the same as that of the central rotating shaft 20.

In this embodiment, the other end of the central cutter 30 is not fixed, and thus, it is possible to cut a plurality of pseudo-cutting objects in a plurality of guide channels with a plurality of cutters, and cutting efficiency can be greatly improved.

As a further improvement of the present embodiment, the flying-blade cutting device further includes a second rotating ring 22', a second driving ring 221', a second driving device 52', and a plurality of second cutters 32', the second rotating ring 22 'is disposed around the central rotating shaft 20 as an axis outside the first rotating ring 21', the second cutters 32 'can pass through the cutting slots 41 of the corresponding guide members 40, there is at least one guide member 40 between any two adjacent second cutters 32', one end of each of the plurality of second cutters 32 'is disposed around the second rotating ring 22', the second driving device 52 'drives the second driving ring 221' to rotate, the second driving ring 221 'drives the second rotating ring 22' to rotate, and the angular velocity of the second rotating ring 22 'is the same as the angular velocity of the first rotating ring 21'. Through addding the rotatory ring of one deck and cutter, can further improve cutting efficiency.

In this embodiment, the other end of the first cutter 31' is not fixed, so that multiple cutters can cut multiple objects to be cut in multiple guide channels, and the cutting efficiency can be greatly improved.

In this embodiment, by providing a plurality of driving devices and a plurality of driving rings, it is ensured that the angular velocities of the central rotating shaft 20, the first rotating ring 21', and the second rotating ring 22' when rotating are the same, and further, the angular velocities of the central cutter 30, the first cutter 31', and the second cutter 32' when rotating are the same, and further, when a plurality of articles a to be cut in the channels 42 of the plurality of guides 40 are cut by a plurality of knives, the lengths of the plurality of articles a after being cut are the same, and the cutting efficiency is improved at the same time.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (13)

1. A fly-cutter cutting device is characterized by comprising a supporting seat, a central rotating shaft, a plurality of central cutters, a plurality of guide pieces and a central driving device; one end of each of the central cutters is arranged on the central rotating shaft in a surrounding manner; each guide piece is provided with a cutting groove and a channel for a to-be-cut object to pass through, the central cutter can pass through the cutting groove of the guide piece, the guide pieces are arranged on the supporting seat, and at least one guide piece is arranged between any two adjacent central cutters; the central rotating shaft is fixed on a rotating shaft of the central driving device, the central driving device drives the central rotating shaft to rotate, and the central rotating shaft drives the central cutters to rotate, so that the central cutters respectively penetrate through the corresponding cutting grooves to cut the articles to be cut in the channel in the rotating process.

2. The fly-cutter cutting device according to claim 1, further comprising a first rotating ring disposed around the center rotating shaft with the center rotating shaft as an axis, a first driving ring for driving the first driving ring to rotate, and a first driving means for driving the first rotating ring to rotate, wherein the first rotating ring is driven to rotate by the first driving ring, and has an angular velocity equal to that of the center rotating shaft, and the other ends of the plurality of center cutters are fixed to the first rotating ring.

3. The flying-blade cutting apparatus as claimed in claim 2, further comprising a plurality of first cutters, one end of each of said plurality of first cutters being disposed around said first rotating ring, at least one of said guides being disposed between any two adjacent first cutters, said first cutters being capable of passing through the slots of said guides.

4. The flying-blade cutting apparatus as claimed in claim 3, further comprising a second rotating ring disposed around said first rotating ring with said central rotating shaft as an axis, a second drive ring for driving said second drive ring to rotate, and a second driving means for driving said second rotating ring to rotate, wherein said second rotating ring is driven to rotate by said second drive ring, and the angular velocity of said second rotating ring is the same as the angular velocity of said first rotating ring, and the other ends of said plurality of first cutters are fixed to said second rotating ring.

5. The fly-cutting apparatus of claim 4 further comprising a plurality of second cutters, one end of each of the plurality of second cutters being disposed around the second rotating ring, at least one of the guides being disposed between any two adjacent second cutters, the second cutters being adapted to pass through slots corresponding to the guides.

6. The fly-cutter cutting device according to claim 1, further comprising a first rotating ring disposed around the center rotating shaft with the center rotating shaft as an axis, a first driving ring disposed around the center rotating shaft with one end of the first cutters disposed around the first rotating ring, wherein the first cutters are capable of passing through the slots corresponding to the guides, at least one of the guides is disposed between any two adjacent first cutters, the first driving ring is driven by the first driving ring to rotate, and the first rotating ring is driven by the first driving ring to rotate at the same angular velocity as the center rotating shaft.

7. The flying-blade cutting device as claimed in claim 6, further comprising a second rotating ring disposed around the first rotating ring with the central rotating shaft as an axis, a second driving ring, a second driving means and a plurality of second cutters, wherein the second rotating ring is disposed around the first rotating ring, the second cutters are capable of passing through the slots corresponding to the guiding members, at least one guiding member is disposed between any two adjacent second cutters, one end of each of the plurality of second cutters is disposed around the second rotating ring, the second driving means drives the second driving ring to rotate, the second driving ring drives the second rotating ring to rotate, and the angular velocity of the second rotating ring is the same as the angular velocity of the first rotating ring.

8. The flying knife cutting device according to any one of claims 2-7, wherein the support base comprises a first fixing plate, a second fixing plate and a connecting plate, the first fixing plate and the second fixing plate are oppositely arranged and connected through the connecting plate; the first fixing plate is provided with a first group of driven wheels, and the first rotating ring is sleeved outside the first group of driven wheels.

9. The fly cutter cutting device of any one of claims 4, 5, and 7, wherein the support base comprises a first fixing plate, a second fixing plate, and a connecting plate, the first fixing plate and the second fixing plate are disposed opposite to each other and connected by the connecting plate; the first fixing plate is provided with a first group of driven wheels and a second group of driven wheels, the first rotating ring is sleeved outside the first group of driven wheels, and the second rotating ring is sleeved outside the second group of driven wheels.

10. The flying knife cutting apparatus according to any one of claims 1-7 further comprising a cooling means, said cooling means comprising a cooling box and a cooling medium disposed within said cooling box, said cooling means for cooling said central cutter, first cutter and second cutter.

11. The flying knife cutting apparatus of any one of claims 1-7, further provided with a pulling device for pulling the item to be cut through the channel; the guide interfaces with the traction device to facilitate the threading of the item of cut to be cut into the channel.

12. The flying knife cutting device according to any one of claims 1 to 7, wherein the flying knife cutting device is further provided with a detection device and a control device, the detection device is used for detecting the length of the cut article and feeding back the length parameter to the control device, the control device compares the length parameter with a set standard length parameter, and then respectively adjusts the rotation speed of the central driving device, the first driving device and the second driving device or the traction speed of the article to be cut according to the comparison result so as to lead the length of the cut article to be consistent with the set standard length parameter.

13. The flying knife cutting apparatus of any one of claims 1-7, wherein the central cutter, first cutter, and second cutter are non-stick cutters, PTFE cutters, or ceramic cutters.

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