Filter rod slitting device

Abstract

The utility model relates to the technical field of filter rod processing, in particular to a filter rod slitting device which comprises a base, a filter rod slitting piece and a filter rod placing piece. The filter stick slitting piece comprises a rotating shaft and a filter stick slitting part, the rotating shaft is rotationally connected with the two side walls of the bottom respectively, and the filter stick slitting piece is adjustably connected in the axial direction of the rotating shaft; the filter stick placing piece is in sliding connection with the base, the cutting end of the filter stick slitting part is used in cooperation with slitting cutting grooves formed in the filter stick placing piece in a slitting mode, the multiple slitting cutting grooves are formed along the filter stick placing piece at intervals, and the slitting cutting grooves communicate with a filter stick placing through cavity in the filter stick placing piece; the problem that due to the fact that an existing filter stick slitting device is complex and heavy in mechanical structure, the practicability of the existing filter stick slitting device is low is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter stick processing technical field, especially in a filter tip stick cutting device. BACKGROUND

[0002] In the process of developing new tobacco products, it is necessary to explore the relationship between different specifications of cigarettes and different lengths of filter sticks. In this process, different lengths of filter sticks are usually cut to match different specifications of cigarettes to complete the exploration process of the relationship between different specifications of cigarettes and different lengths of filter sticks.

[0003] The existing filter sticks are usually cut by special large filter stick cutting equipment. However, the existing large filter stick cutting equipment is not only large and heavy, but also has high maintenance and production costs. Moreover, the filter stick cutting equipment also occupies a large space in the research and development room, resulting in low practicality of the filter stick cutting equipment.

[0004] Therefore, it is necessary to improve and design the structure of the existing filter stick cutting equipment to solve the problem of low practicality of the existing filter stick cutting equipment due to complex and heavy mechanical structure. SUMMARY

[0005] The utility model aims at providing a filter tip stick cutting device to solve the problem of low practicality of the existing filter stick cutting equipment due to complex and heavy mechanical structure.

[0006] To solve the above technical problems, the utility model adopts the following technical scheme:

[0007] A filter tip stick cutting device includes a base, a filter stick cutting part, and a filter stick placing part. The filter stick cutting part includes a shaft and a filter stick cutting part. The shaft is rotatably connected to the bottom two side walls. The filter stick cutting part is adjustably connected along the shaft axis. The filter stick placing part is slidably connected to the base. The cutting end of the filter stick cutting part is used in cooperation with the cutting slot on the filter stick placing part. The cutting slot is spaced apart and has multiple cutting slots. The cutting slot and the filter stick placing cavity inside the filter stick placing part are interconnected.

[0008] Further, the filter stick placing part includes a moving block and a filter stick placing block. The bottom of the moving block is slidably connected to the inner bottom of the base. The top of the moving block is connected to the bottom of the filter stick placing block. The filter stick placing cavity is provided on the filter stick placing block. The cutting slot on the side wall of the filter stick placing block is defined between the bottom of the cutting slot and the inner bottom of the base.

[0009] Further, the inner bottom of the base is detachably connected to a guide bar. The two side walls of the moving block are slidably connected to the side walls of the base and the guide bar.

[0010] Further, the filter rod cutting part is an adjustable cutting part; the adjustable cutting part is used in cutting cooperation with the cutting groove on the filter rod placing block, the adjustable cutting part is adjustably connected with the rotating shaft, the rotating shaft is rotatably connected with the support plates on the base, and the motor outside the base is connected with the rotating shaft through a shaft coupling.

[0011] Further, the bottom of the base is detachably connected with a guide strip, the side walls of the moving block are slidably connected with the base and the side walls of the guide strip, and one end of the guide strip close to the filter rod cutting part is in limiting cooperation with the filter rod placing block connected with the top of the moving block.

[0012] Further, the adjustable cutting part comprises a first tension clamp, a cutting knife and a second tension clamp; the cutting knife is used in cooperation with the cutting groove, the sliding hole in the middle of the cutting knife is slidably connected with the rotating shaft, the cutting knife is located between the first tension clamp and the second tension clamp, the first tension clamp and the second tension clamp are respectively in movable abutment with the cutting knife, and the first tension clamp and the second tension clamp are respectively in tension adjustably connected with the rotating shaft.

[0013] Further, the first tension clamp and the second tension clamp are the same in structure.

[0014] Further, the tension clamp comprises a tension clamp ring and a tension bolt; the tension clamp ring is an annular structure with a notch, and the bolt in the tension bolt passes through the countersunk hole in the side wall of the notch and is threadedly connected with the first threaded hole in the other side wall of the notch.

[0015] Further, the air blowing part is further provided, a fixed end of the air blowing part is arranged on the outer side wall of one of the support plates, a blowing end of the air blowing part is arranged on the inner side wall of one of the support plates, and the blowing end of the air blowing part is in air guiding cooperation with the connecting interface connected with one end of the filter rod placing cavity.

[0016] Further, the air blowing part comprises a connecting plate, a micro air pump and an air guide pipe; the side wall of the connecting plate is connected with the side wall of the support plate, the micro air pump is connected with the connecting plate, the air outlet end of the micro air pump is connected with the air guide pipe embedded in the side wall of one of the support plates, and the nozzle connected with the air outlet end of the air guide pipe is in air guiding cooperation with the connecting interface connected with one end of the filter rod placing cavity.

[0017] Further, the top of the two support plates is detachably connected with the bottom of the acrylic glass plate.

[0018] The working process of cutting filter rods of different lengths is as follows: the complete filter rod is placed in the filter rod placing cavity inside the filter rod placing part, the filter rod cutting part is axially moved to the position corresponding to the appropriate cutting slot on the filter rod placing part according to the length to be cut of the filter rod, and is fixed, at this time, the filter rod cutting part connected with the rotating shaft is driven to rotate, and the filter rod placing part is pushed towards the filter rod cutting part, so that the rotating filter rod cutting part enters the cutting slot on the filter rod placing part, the filter rod in the filter rod placing cavity is cut to the corresponding length, and the cutting process of the filter rods of different lengths is completed.

[0019] Compared with the prior art, the filter rod cutting device has at least one of the following beneficial effects:

[0020] 1、The filter rod cutting device is composed of the base, the filter rod cutting part and the filter rod placing part, has small volume and simple structure, is easy to carry, transport and occupy small space, and can cut filter rods of different lengths matched with cigarettes of different specifications, and solves the problem of low practicability of the existing filter rod cutting equipment due to the complex and heavy mechanical structure.

[0021] 2、The device can be used to cut filter rods of different lengths when new tobacco products are developed, and the cut filter rods of different lengths are matched with cigarettes of different specifications to form new product cigarettes for smoking, thereby assisting the development of new product cigarettes.

[0022] 3、The filter rod cutting device supports cutting of filter rods of various specifications and materials, meets the development requirements of different new products, and combines cutting with accurate proportioning, so that the development speed and product quality of new products are significantly improved, and users can easily adjust the cutting parameters and proportioning scheme to quickly respond to market changes.

[0023] 4、The blowing end of the blowing piece is located on the inner side wall of one of the support plates, the blowing end of the blowing piece is connected to the connection interface at one end of the filter rod placing cavity, and the moving block in the filter rod placing part is pulled away from the filter rod cutting part when the cut filter rod in the filter rod placing cavity is taken out, so that the filter rod placing block connected to the top of the moving block abuts against one end of the guide strip close to the filter rod cutting part, at this time, the connection interface at one end of the filter rod placing cavity is connected to the blowing end of the blowing piece on the same axis, and the blowing piece blows air into the filter rod placing cavity through the connection interface, so that the cut filter rod in the filter rod placing cavity is blown out from the other opening of the filter rod placing cavity. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a first-axial-side schematic view of the structure of the utility model.

[0025] Figure 2 It is the second azimuth axis side schematic view of the utility model structure.

[0026] Figure 3 It is the first azimuth axis side schematic view of the filter rod placing piece in the utility model structure.

[0027] Figure 4 It is the first azimuth axis side schematic view of the filter rod placing piece in the utility model structure.

[0028] Figure 5 It is the integrated schematic view of the base, filter rod slitting piece and filter rod placing piece in the utility model structure.

[0029] Figure 6 It is the integrated schematic view of the first or second tension clamp in the utility model structure.

[0030] Figure 7 It is the third azimuth axis side schematic view of the utility model structure.

[0031] In the drawing, 1-base, 2-filter rod slitting piece, 3-filter rod placing piece, 4-slitting slot, 5-moving block, 6-filter rod placing block, 7-filter rod placing cavity, 8-guide strip, 9-motor, 10-rotating shaft, 11-connection interface, 12-first tension clamp, 13-slitting cutter, 14-second tension clamp, 15-tension clamp ring, 16-tension bolt piece, 17-notch, 18-first threaded hole, 19-L-shaped support frame, 20-micro air pump, 21-air guide pipe, 22-notch, 23-filter rod slitting part, 24-supporting plate, 25-countersunk hole. DETAILED DESCRIPTION

[0032] As Figure 1-7 shown, in order to make the purpose, technical scheme and advantages of the utility model more clear and explicit, the following will be further described in detail by combining with the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0033] EMBODIMENT

[0034] When cutting filter rods, special filter rod cutting equipment is generally used to cut filter rods, but the existing filter rod cutting equipment is not only large and heavy, but also has high maintenance and manufacturing costs, and the filter rod cutting equipment also occupies a large space in the research and development room, resulting in the low practicality of the filter rod cutting equipment.

[0035] Therefore, it is necessary to improve and design the structure of the existing filter rod cutting equipment to solve the problem of low practicality of the existing filter rod cutting equipment due to complex and heavy mechanical structure.

[0036] Specifically, refer to Figure 1 , Figure 2 and Figure 3 , a filter rod cutting device, comprising a base 1, a filter rod cutting part 2 and a filter rod placing part 3; the filter rod cutting part 2 comprises a rotating shaft 10 and a filter rod cutting part 23, the rotating shaft 10 is rotatably connected to the two side walls of the base 1 respectively, and the filter rod cutting part 23 is adjustably connected along the axis of the rotating shaft 10; the filter rod placing part 3 is slidably connected to the base 1, the cutting end of the filter rod cutting part 23 is used in cooperation with the cutting groove 4 provided on the filter rod placing part 3, a plurality of cutting grooves 4 are provided at intervals along the filter rod placing part 3, and the cutting groove 4 is in communication with the filter rod placing cavity 7 inside the filter rod placing part 3.

[0037] In actual application, when cutting filter rods of different lengths, the complete filter rod is placed in the filter rod placing cavity 7 inside the filter rod placing part 3, according to the length to be cut, the filter rod cutting part 2 is axially moved along the rotating shaft 10 to a position corresponding to the appropriate cutting groove 4 on the filter rod placing part 3, and is fixed, at this time, the filter rod cutting part 2 is driven to rotate the filter rod cutting part 23 adjustably connected to the rotating shaft 10, and the filter rod placing part 3 is pushed towards the filter rod cutting part 23, so that the rotating filter rod cutting part 23 enters the cutting groove 4 on the filter rod placing part 3, and the filter rod in the filter rod placing cavity 7 is cut to the corresponding length, completing the cutting process of the filter rod of different lengths.

[0038] In this way, the filter rod cutting device composed of the base 1, the filter rod cutting part 2 and the filter rod placing part 3 not only has small volume and simple structure, but also is easy to carry, transport and occupy small space, and can also cut filter rods of different lengths matching different specifications of cigarettes, solving the problem of low practicality of the existing filter rod cutting equipment due to the complex and heavy mechanical structure of the existing filter rod cutting equipment.

[0039] Please refer to Figure 2 and Figure 3 , the filter rod placing part 3 for placing the filter rod comprises a moving block 5 and a filter rod placing block 6; wherein the moving block 5 is used to drive the filter rod placing block 6 to be connected along the inside of the base 1, so as to send the filter rod placing block 6 to the filter rod cutting part 23; the filter rod placing block 6 is used to place the filter rod to be cut.

[0040] Specifically, the bottom of the rectangular moving block 5 is slidably connected to the inner bottom of the base 1, the top of the moving block 5 is connected to the bottom of the filter rod placing block 6, part of the filter rod placing block 6 protrudes from the moving block 5, the circular through groove-shaped filter rod placing cavity 7 is provided in the inside of the filter rod placing block 6 and communicates with the two side walls of the filter rod placing block 6, the cutting groove 4 provided on the side wall of the filter rod placing block 6 defines a cutting space between the inner bottom of the base 1, and the cutting groove 4 is provided on the side wall close to the filter rod cutting part 23.

[0041] In actual use, when the filter rod placing part 3 is pushed to the filter rod slitting part 23, the moving block 5 can be pushed to move along the base 1 towards the filter rod slitting part 23, and the filter rod placing block 6 on the top of the moving block 5 can be moved to the filter rod slitting part 23, and the slitting process of the filter rod slitting part 23 to the filter rod on the filter rod placing block 6 can be completed.

[0042] Please refer to Figure 2 In order to make the moving block 5 in the filter rod placing part 3 move more smoothly along the base, a guide strip 8 can be detachably connected to the inner bottom of the base 1, and the moving block 5 can move in the moving area defined between the guide strip 8 and one side wall of the base 1, and the two side walls of the moving block 5 are slidably connected to the side walls of the base 1 and the guide strip 8 respectively.

[0043] In actual use, during the process of pushing the moving block 5 to move along the base 1 towards the filter rod slitting part 23, since the two side walls of the moving block 5 are slidably connected to the side walls of the base 1 and the guide strip 8 respectively, on the one hand, the moving block 5 can move more smoothly, and on the other hand, the moving block 5 can be guided.

[0044] It should be noted that one end of the guide strip 8 close to the filter rod slitting part 23 is limitedly matched with the filter rod placing block 6, that is, the one end of the guide strip 8 close to the filter rod slitting part 23 is limitedly abutted with the filter rod placing block 6, but not fixedly connected.

[0045] Please refer to Figure 2 , Figure 5 and Figure 6 The filter rod slitting part 23 for slitting the filter rod is an adjustable slitting part; the adjustable slitting part is used in slitting cooperation with the slitting groove 4 on the filter rod placing block 6, the adjustable slitting part 10 is adjustably connected with the rotating shaft 10, the two ends of the rotating shaft 10 are rotatably connected with the support plate 24 on the base 1 respectively, and the motor 9 outside the base 1 is connected with the rotating shaft 10 outside the base 1 through a shaft coupling.

[0046] In actual use, when the filter rod slitting part 23 slits the filter rod in the filter rod placing block 6, according to the length of the filter rod to be slitted, the adjustable slitting part can be axially moved along the rotating shaft 10 to a position corresponding to the appropriate slitting groove 4 on the filter rod placing part 3, at this time, the driving motor 9 drives the adjustable slitting part on the rotating shaft 10 to rotate and pushes the filter rod placing part 3 towards the filter rod slitting part 23, so that the rotating filter rod slitting part 23 enters the slitting groove 4 on the filter rod placing part 3, and the filter rod in the filter rod placing cavity 7 communicating with the slitting groove 4 is cut to the corresponding length.

[0047] It should be noted that the slitting groove 4 penetrates through the three side walls of the filter rod placing block 6, so that the adjustable slitting part 11 does not interfere with the slitting groove 4 during slitting.

[0048] Please refer to Figure 5 and Figure 4 The adjustable slitting member for axial adjustable connection along the rotating shaft 10 comprises a first tensioning clamp 12, a slitting cutter 13 and a second tensioning clamp 14; wherein the first tensioning clamp 12 and the second tensioning clamp 14 are used for tensioning adjustable connection with the rotating shaft 10 on the one hand, and for limiting the slitting cutter 13 at a corresponding position on the rotating shaft 10 on the other hand, so as to achieve the process of axial adjustable connection of the adjustable slitting member along the rotating shaft 10; the slitting cutter 13 is used for slitting cooperation with the slitting groove 4, so as to slit the filter rod placed in the filter rod placement cavity 7.

[0049] Specifically, the slitting cutter 13 is used in cooperation with the slitting groove 4, the sliding hole in the middle of the slitting cutter 13 is in sliding connection with the rotating shaft 10, the slitting cutter 13 is located between the first tensioning clamp 12 and the second tensioning clamp 14, the first tensioning clamp 12 and the second tensioning clamp 14 are respectively in active abutment with the slitting cutter 13, and the first tensioning clamp 12 and the second tensioning clamp 14 are respectively in tensioning adjustable connection with the rotating shaft 10.

[0050] In actual application, when the adjustable slitting member is axially moved to the position corresponding to the appropriate slitting groove 4 on the filter rod placement member 3 and locked, the first tensioning clamp 12 and the second tensioning clamp 14 are first adjusted to be in active connection with the rotating shaft 10, then the slitting cutter 13 is axially moved to the position corresponding to the appropriate slitting groove 4 on the filter rod placement member 3, then the first tensioning clamp 12 and the second tensioning clamp 14 are axially moved to the slitting cutter 13 which has been adjusted to the position and abut against the slitting cutter 13, and finally the first tensioning clamp 12 and the second tensioning clamp 14 are tensioned with the rotating shaft 10, so as to limit the slitting cutter 13 at the position on the rotating shaft 10 which needs to be adjusted, and the process of axial adjustment of the adjustable slitting member 11 along the rotating shaft 10 is completed.

[0051] It should be noted that the slitting groove 4 has a groove width greater than the thickness of the slitting cutter 13, so that the slitting cutter 13 can smoothly enter the slitting groove 4, and interference between the slitting cutter 13 and the slitting groove 4 is avoided.

[0052] Please refer to Figure 5 and Figure 6 The first tensioning clamp 12 and the second tensioning clamp 14 for active abutment with the slitting cutter 13 are both the same structure of tensioning clamp, which comprises a tensioning clamp ring 15 and a tensioning bolt member 16; wherein the tensioning clamp ring 15 is used for tensioning sleeve connection with the rotating shaft 10; and the tensioning bolt member 16 is used for tensioning or loosening the tightness of the tensioning clamp ring 15 and the rotating shaft 10, so as to achieve active adjustable connection of the tensioning clamp ring 15 with the rotating shaft 10.

[0053] Specifically, the tensioning clamp ring 15 is a ring structure with a notch 22, and the bolt in the tensioning bolt member 16 is in threaded connection with the first threaded hole 18 on the other side wall of the notch 22 through the countersunk hole 25 on the side wall of the notch 22.

[0054] In actual use, when the tensioning clamp is movably sleeved with the rotating shaft 10, the tensioning bolt 16 can be twisted to movably sleeve the tensioning clamp with the rotating shaft 10, so as to adjust the cutting knife 13 along the rotating shaft 10; when the tensioning clamp is fixedly sleeved with the rotating shaft 10, the tensioning bolt 16 can be twisted to fixedly sleeve the tensioning clamp with the rotating shaft 10, so as to lock the cutting knife 13 along the rotating shaft 10.

[0055] Please refer to Figure 7 In order to place the filter rod into the filter rod placement through cavity 7 and take out the cut filter rod from the filter rod placement through cavity 7, a filter rod cutting device further comprises a blowing member 17, the fixed end of the blowing member 17 is arranged on the outer side wall of one of the support plates 24, the blowing end of the blowing member 17 is located on the inner side wall of one of the support plates 24, and the blowing end of the blowing member 17 is in communication with the connecting interface 11 at one end of the filter rod placement through cavity 7.

[0056] In actual use, when the cut filter rod in the filter rod placement through cavity 7 is taken out, the moving block 5 in the filter rod placement member 3 can be pulled away from the filter rod cutting part 23, the filter rod placement block 6 connected to the top of the moving block 5 is in abutment with one end of the guide strip 8 close to the filter rod cutting part 23, at this time, the connecting interface 18 of the blowing end of the blowing member 17 in communication with one end of the filter rod placement through cavity 7 is on the same axis, and the blowing member 17 blows air into the filter rod placement through cavity 7 along the connecting interface 11, so as to blow the cut filter rod in the filter rod placement through cavity 7 out of the other opening of the filter rod placement through cavity 7, and complete the process of taking out the cut filter rod from the filter rod placement through cavity 7.

[0057] It should be noted that the filter rod placement block 6 is kept a certain distance from the inner side wall of the support plate 24 where the blowing member 17 is arranged.

[0058] It should be noted that the support plate 24 is arranged on the two side edges close to the top of the base 1, and the space for installing the filter rod placement member is defined between the two support plates 24.

[0059] Please refer to Figure 7 The blowing member 17 for blowing air to the cut filter rod in the filter rod placement through cavity 7 comprises a connecting plate 19, a micro air pump 20 and an air guide pipe 21; one side of the connecting plate 19 is used for connecting with the support plate 24, and the other side is used for connecting with the micro air pump 20; the air guide pipe 21 is used for guiding the air output by the micro air pump 20 into the filter rod placement through cavity 7.

[0060] Specifically, the side wall of the connecting plate 19 is connected with the outer side wall of the support plate 24, the micro air pump 20 is connected with the connecting plate 19, the air outlet end of the micro air pump 20 is connected with one end of the air guide pipe 21 embedded in the side wall of one of the support plates 24, and the nozzle connected with the air outlet end of the air guide pipe 21 is in air guide cooperation with the connecting interface 11 in communication with one end of the filter rod placement through cavity 7.

[0061] In actual application, when the blowing member 17 blows the cut filter rod in the filter rod placing cavity 7, the micro air pump 20 can be controlled by the controller to blow air at the nozzle connected with the air outlet end of the air guide pipe 21, and the nozzle blows air at the connecting interface 11 connected with one end of the filter rod placing cavity 7, so as to blow the cut filter rod in the filter rod placing cavity 7 out of the filter rod placing cavity 7.

[0062] It should be noted that, in order to observe the cutting process of the cut filter rod, the top of the two supporting plates 24 is detachably connected with the bottom of the acrylic glass plate, and the acrylic glass plate is provided with an observation opening.

[0063] Although the present application has been described with reference to a number of explanatory embodiments thereof, it should be understood that many other modifications and implementations would be apparent to those skilled in the art. More particularly, many variations and modifications would be possible in the component parts and / or arrangements of the subject combination layout within the scope of the disclosure, the drawings and the claims. In addition to variations and modifications of the component parts and / or arrangements, other uses would also be apparent to those skilled in the art.

Claims

1. A filter rod slitting apparatus characterised in that: The utility model relates to a filter rod cutting device, including: Base (1); Filter rod cutting device (2) including pivot (10) and filter rod cutting part (23), pivot (10) is rotatably connected with both sides wall of base (1) respectively, and filter rod cutting part (23) is connected along pivot (10) axial adjustablely; Filter rod placing part (3) is slidably connected with base (1), and the cutting end of filter rod cutting part (23) is used in cutting cooperation with the cutting slot (4) that has on filter rod placing part (3), and the cutting slot (4) is spaced apart and is provided with a plurality of along filter rod placing part (3), and the cutting slot (4) is intercommunicated with filter rod placing cavity (7) in filter rod placing part (3).

2. A filter rod slitting apparatus according to claim 1, characterised in that: The filter rod placing part (3) includes a moving block (5) and a filter rod placing block (6), the bottom of the moving block (5) is slidably connected with the inner bottom of the base (1), the top of the moving block (5) is connected with the bottom of the filter rod placing block (6), the filter rod placing cavity (7) is provided through on the filter rod placing block (6), and the bottom of the cutting slot (4) on the side wall of the filter rod placing block (6) is limited with the inner bottom of the base (1) to define a cutting space.

3. A filter rod slitting apparatus according to claim 2, characterised in that: The inner bottom of the base (1) is detachably connected with a guide bar (8), the side walls of the moving block (5) are slidably connected with the side walls of the base (1) and the guide bar (8) respectively, and the end of the guide bar (8) close to the filter rod cutting part (23) is limited in position with the filter rod placing block (6) connected with the top of the moving block (5).

4. A filter rod slitting apparatus according to claim 3, characterised in that: The filter rod cutting part (23) is an adjustable cutting device, the adjustable cutting device is used in cutting cooperation with the cutting slot (4) on the filter rod placing block (6), the adjustable cutting device is adjustably connected with the pivot (10), the two ends of the pivot (10) are rotatably connected with the support plates (24) on the base (1), and the motor (9) outside the base (1) is connected with the pivot (10) through a coupling.

5. A filter rod slitting apparatus according to claim 4, characterised in that: The adjustable cutting device includes a first tension clamp (12), a cutting knife (13) and a second tension clamp (14), the cutting knife (13) is used in cooperation with the cutting slot (4), the sliding hole in the middle of the cutting knife (13) is slidably connected with the pivot (10), the cutting knife (13) is located between the first tension clamp (12) and the second tension clamp (14), the first tension clamp (12) and the second tension clamp (14) are respectively in movable abutment with the cutting knife (13), and the first tension clamp (12) and the second tension clamp (14) are respectively and adjustably connected with the pivot (10) in tension.

6. A filter rod slitting apparatus according to claim 5, characterised in that: The first tension clamp (12) and the second tension clamp (14) are the same in structure.

7. A filter rod slitting apparatus according to claim 6, characterised in that: The tension clamp includes a tension clamp ring (15) and a tension bolt (16), the tension clamp ring (15) is a ring structure with a notch (22), and the bolt in the tension bolt (16) passes through the countersunk hole (25) on the side wall of the notch (22) and is threadedly connected with the first threaded hole (18) on the other side wall of the notch (22).

8. A filter rod slitting apparatus according to claim 1, characterised in that: Also include the blowing piece (17), blowing piece (17) fixed end is provided on one of the support plate (24) outer wall, blowing piece (17) blowing end is located on one of the support plate (24) inner wall, blowing piece (17) blowing end and filter rod placement cavity (7) one end intercommunication connected with the connecting interface (11) air guide cooperation.

9. A filter rod slitting apparatus according to claim 8, characterised in that: The blowing piece (17) includes a connecting plate (19), a micro air pump (20) and a gas guide pipe (21); the connecting plate (19) side wall is connected with the support plate (24) side wall, the micro air pump (20) is connected with the connecting plate (19), the micro air pump (20) gas outlet end is connected with the gas guide pipe (21) embedded in one of the support plate (24) side wall, the nozzle connected with the gas outlet end of the gas guide pipe (21) is used in cooperation with the connecting interface (11) air guide of the filter rod placement cavity (7) one end intercommunication.

10. A filter rod slitting apparatus according to claim 9, characterised in that: The top of the two support plates (24) is detachably connected with the bottom of the acrylic glass plate.

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