CN210189947U

CN210189947U - Rubber tube cutting mechanism

Info

Publication number: CN210189947U
Application number: CN201920767819.9U
Authority: CN
Inventors: Yuhang Li; 李裕杭
Original assignee: Nanjing Faldo Technology Co Ltd
Current assignee: Nanjing Faldo Technology Co Ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-03-27
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses a cutting mechanism of rubber tubes, which relates to the field of rubber tube processing and aims to provide a cutting device for rubber tube segmentation cutting, and the technical key points of the cutting mechanism comprise a rack platform, a rotation driving device arranged at one end of the upper surface of the rack platform, a clamping device arranged at a vertical side wall driving end of the rotation driving device, a tool rod clamped on the clamping device, a sliding rack arranged on the upper surface of the rack platform, a working table board arranged on the sliding rack in a sliding way, a cutter frame arranged on the working table board in a sliding way, a cutting cutter arranged on the cutter frame through a mounting piece, a driving component arranged on the working table board, a limiting piece arranged at one side of the upper surface of the working table board opposite to the cutter frame and used for limiting the movement range of the cutter frame, and an adjusting piece arranged on the sliding rack and used for driving the working table board to move relative to the, the purpose of stably cutting the rubber tube in sections is achieved.

Description

Rubber tube cutting mechanism

Technical Field

The utility model relates to a rubber tube processing field, more specifically say, it relates to a mechanism cuts of rubber tube.

Background

The hose is a tubular rubber product, which is used in various fields, but the hose needs to be cut into different lengths according to different use requirements.

The current chinese patent of No. CN 207058697U discloses a rubber tube cutting device, including the support, be fixed in the cutting unit that is used for tailorring the rubber tube of support upside and locate the stopper that cutting unit one side is used for spacing rubber tube, stopper and cutting unit interval set up.

An object of the utility model is also to provide a mechanism that cuts of rubber tube can carry out stable segmentation cutting to the rubber tube according to the demand.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a mechanism cuts of rubber tube can carry out stable segmentation cutting to the rubber tube.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a cutting mechanism of a rubber tube comprises a machine frame platform, a rotary driving device arranged at one end of the upper surface of the machine frame platform, a clamping device arranged at a vertical side wall driving end of the rotary driving device, a tool rod clamped on the clamping device and used for sleeving the rubber tube, and a sliding rack arranged on the upper surface of the machine frame platform and opposite to the clamping device, the sliding rack extends along the direction opposite to the clamping end of the clamping device, and further comprises a working table plate, a tool rest, a cutting tool, a driving assembly, a limiting part and an adjusting part, wherein the working table plate is arranged on the sliding rack in a sliding mode, the tool rest is arranged on the working table plate in a sliding mode and slides along the direction perpendicular to the length direction of the sliding rack, the cutting tool is installed on the tool rest through a mounting part, the driving assembly is arranged on the working table plate and used for driving the tool rest to move, the limiting part is arranged on one side, opposite to the tool rest, of the upper surface of the working table plate and used for limiting the moving range of the tool.

By adopting the technical scheme, the rubber tube is sleeved on the tool rod, then the tool rod is arranged on the clamping device, meanwhile, according to the specific length of the rubber tube, the position of the working table plate is adjusted by using the adjusting piece on the sliding rack, so that the tool rack can be aligned to the rubber tube, then according to the cutting length required by the rubber tube, the cutting tool is arranged by using the mounting piece, finally, the rotary driving device is started, and the driving assembly is used for driving the tool rack to move towards the rubber tube, so that the rubber tube can be cut in sections, meanwhile, in the cutting process, the limiting piece limits the moving range of the tool rack, the situation that the cutting tool can not fully contact with the rubber tube or is too tight in collision with the rubber tube can be avoided, and due to the supporting effect of the tool rod, the rubber tube can be prevented from deforming under the pressure of the cutting tool, and performing stable sectional cutting on the rubber tube.

The utility model discloses a further set up to, drive assembly keeps away from horizontal drive plate on locating part one side lateral wall, fixed setting including rotating the setting and keeping away from the installation pole, the rotation cover of rotating the centre of a circle and establish the actuating lever on the installation pole, the fixed connecting rod that sets up at the tool rest lower surface on horizontal drive plate horizontal lateral wall, the one end that the installation pole was kept away from to the actuating lever rotates with the connecting rod and cup joints, still drives horizontal drive plate pivoted drive handle including setting up on horizontal drive plate lateral wall.

Through taking above-mentioned technical scheme, utilize the horizontal drive pole of driving handle drive to rotate, and then the one end that the actuating lever was fixed on the horizontal drive pole can follow the horizontal drive board and move, and then arouse the actuating lever along the change of the relative length in the perpendicular to rack direction that slides, and then the actuating lever can promote the cutter frame and move.

The utility model discloses a further set up to, the installed part is including setting up at the knife rest upper surface along the fixed clamp splice of sliding rack length direction one end, setting up fixed base block, the threaded connection of keeping away from fixed clamp splice one end at the knife rest upper surface along the adjusting screw that sliding rack length direction removed on fixed base block, set up and stretch out the movable clamp splice that fixed base block is close to fixed clamp splice one end and the concatenation clamp splice that the centre gripping is used for pressing from both sides tight cutting tool between movable clamp splice and fixed clamp splice at adjusting screw, cutting tool presss from both sides tightly between two adjacent concatenation clamp splices.

By adopting the technical scheme, the splicing clamping blocks with proper length and the cutting tools with proper number are selected according to the cutting length and the segment number, the cutting tools are clamped between the adjacent splicing clamping blocks, meanwhile, the adjusting screw rod is rotated, and due to the fact that the adjusting screw rod and the fixed base block are rotated in a threaded mode, the movable clamping blocks can be pushed to clamp the splicing clamping blocks and the cutting tools between the fixed clamping blocks and the movable clamping blocks, and the cutting tools are installed.

The utility model discloses a further set up to, the locating part is including fixed setting the spacing base block and the threaded connection of keeping away from tool rack one end at the work platen along the limit screw that perpendicular to slided the direction extension of platform length direction in the spacing base block, limit screw stretches out and the lateral wall butt of the one end of the relative lateral wall of tool rack and tool rack.

Through taking above-mentioned technical scheme, according to the thickness of rubber tube, the required displacement distance of pre-measurement cutting tool, then rotate limit screw, make and take place the screw thread rotation between limit screw and the spacing base block, and then drive limit screw and remove, make limit screw and tool rest butt, the displacement distance of restriction tool rest, and then can restrict cutting tool's displacement distance.

The utility model discloses a further set up to, the regulating part changes the board and articulated the setting at the level (l) ing that the rack kept away from clamping device one end including rotating and keeps away from the regulation pole that rotates the centre of a circle at the level (l) ing commentaries on classics board horizontal plane, it is articulated that clamping device one end is kept away from with the work platen to adjust the one end that the level (l) ing changes the board.

Through adopting above-mentioned technical scheme, the horizontal adjustment commentaries on classics board rotates, can take the regulation pole to remove with the fixed one end of horizontal adjustment bull stick, and then can change the regulation pole along the ascending relative distance of the rack length direction that slides, and then, the regulation pole can drive the work platen and remove.

The utility model discloses a further set up to, the both ends threaded connection of frock pole has solid fixed ring, two gu fixed ring's looks remote site is provided with the butt annular that extends to the frock pole, the both ends butt of rubber tube is in the butt annular, be provided with on solid fixed ring's the outer rampart along the fixed logical groove of solid fixed ring radial extension to in the butt annular, fixed logical inslot threaded connection has clamping screw, clamping screw stretches into the one end of butt annular and is provided with the briquetting that is used for compressing tightly the rubber tube.

Through taking above-mentioned technical scheme, install a solid fixed ring earlier on the frock pole, then establish the rubber tube cover on the frock pole, then, install another solid fixed ring to make the both ends of rubber tube support in the butt annular, then rotate clamping screw, make clamping screw and fixed logical groove take place the bolt and rotate, and then drive the briquetting and compress tightly the rubber tube, and then realize the stable connection of rubber tube on the frock pole, avoid in the cutting process, the rubber tube takes place to remove, influences the cutting effect.

The utility model discloses a further set up to, the looks remote site of fixed clamp splice and activity clamp splice is provided with spacing sand grip, is located both ends be provided with the spacing recess with spacing sand grip joint on the end wall of concatenation clamp splice, be provided with the location sand grip on the lateral wall of cutting tool and concatenation clamp splice centre gripping, be provided with the positioning groove with location sand grip joint on the end wall of concatenation clamp splice.

Through taking above-mentioned technical scheme, when cutting tool and concatenation clamp splice centre gripping were in activity clamp splice and fixed clamp splice, spacing sand grip and spacing recess and location sand grip and positioning groove can joint each other, and then can restrict at the cutting in-process, and cutting tool and concatenation clamp splice take place to remove, influence the cutting quality.

The utility model discloses a further set up to, it is dull and stereotyped that limit screw rotates with the one end of cutter frame butt to be provided with the butt, the dull and stereotyped bottom of butt is provided with the direction connecting rod of being connected with the work platen slides.

Through taking above-mentioned technical scheme, the butt is dull and stereotyped to replace limit screw and tool holder butt, not only reduces the pressure to the tool holder, avoids the tool holder lateral wall to receive the damage, influences the accuracy of later stage location, moreover, receives the guide effect of direction connecting rod, and the ground meets the flat board and can keep straight state and tool holder butt, and then improves accuracy and stability to the tool holder location.

To sum up, the utility model discloses following beneficial effect has:

1. the rubber tube is sleeved on the tool rod, then the tool rod is installed on the clamping device, meanwhile, the position of the working table plate is adjusted by the aid of the adjusting piece, the cutting tool is installed by the aid of the installing piece, finally, the rotary driving device is started, the driving assembly drives the tool rack to move towards the rubber tube, and meanwhile, in the cutting process, the limiting piece limits the moving range of the tool rack, so that the rubber tube can be cut in a stable segmented mode according to requirements;

2. the utility model discloses set up solid fixed ring etc. on the frock pole, can realize the stable connection of rubber tube on the frock pole, avoid in cutting process, the rubber tube takes place to remove, influences the cutting effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of a structure of a driving assembly according to the present invention.

Fig. 3 is an exploded view of a tooling bar structure according to the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 2.

Reference numerals: 1. a rack stand; 2. a drive device; 3. a clamping device; 4. a tooling bar; 5. a sliding rack; 6. a hose; 7. a work table; 8. a tool holder; 9. a mounting member; 10. cutting a cutter; 11. a drive assembly; 12. a limiting member; 13. an adjustment member; 14. a horizontal drive plate; 15. mounting a rod; 16. a drive rod; 17. a connecting rod; 18. a drive handle; 19. fixing the clamping block; 20. fixing the base block; 21. adjusting the screw rod; 22. a movable clamping block; 23. splicing the clamping blocks; 24. a limiting base block; 25. a limit screw; 26. horizontally adjusting the rotating plate; 27. adjusting a rod; 28. a fixing ring; 29. abutting against the ring groove; 30. fixing the through groove; 31. fixing the screw rod; 32. briquetting; 33. limiting convex strips; 34. a limiting groove; 35. positioning the convex strip; 36. a positioning groove; 37. abutting against the flat plate; 38. a guide link.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

the utility model discloses a mechanism cuts of rubber tube, as shown in fig. 1 and fig. 2, including rack platform 1, the rotation drive arrangement 2 of setting at 1 upper surface one end of rack platform, the clamping device 3 of setting at 2 vertical lateral wall drive ends of rotation drive arrangement, the frock pole 4 that rubber tube 6 was established to the centre gripping setting on clamping device 3 for the cover, set up the rack 5 that slides at 1 upper surface of rack platform relative with clamping device 3, the rack 5 that slides extends along the direction relative with 3 exposed core of clamping device, still including sliding the work platen 7 of setting on the rack 5 that slides, slide and set up the cutter frame 8 that slides along the perpendicular to 5 length direction of rack that slides on work platen 7, install cutting tool 10 on cutter frame 8 through installed part 9, the setting is used for driving assembly 11 that 8 of cutter frame removed on work platen 7, the limit that the setting is used for prescribing a limit to 8 moving range of cutter frame on one side relative with cutter frame 8 on 7 upper surface of work platen 7, the setting is used for prescribin A position part 12 and an adjusting part 13 which is arranged on the sliding rack 5 and is used for driving the working platform plate 7 to move relative to the driving end of the clamping device 3; firstly, selecting a proper tool rod 4, sleeving a rubber tube 6 on the tool rod 4, clamping a triangular chuck by the tool rod 4, adjusting the position of a working table plate 7 on a sliding table frame 5 by using an adjusting piece 13 according to the specific length of the rubber tube 6 to enable a tool frame 8 to be aligned with the rubber tube 6, installing a cutting tool 10 by using an installing piece 9 according to the required cutting length of the rubber tube 6, measuring the required feeding distance of the cutting tool 10 according to the thickness of the rubber tube 6, adjusting a limiting piece 12 to limit the moving range of the tool frame 8, starting a rotation driving device 2 to enable the triangular chuck to drive the rubber tube 6 on the tool rod 4 to rotate, and finally driving the tool frame 8 to move towards the rubber tube 6 by using a driving assembly 11, so that segmented cutting of the rubber tube 6 can be realized.

As shown in fig. 2 and 3, two ends of the tool rod 4 are connected with fixing rings 28 through threads, opposite ends of the two fixing rings 28 are provided with abutting ring grooves 29 extending to the tool rod 4, two ends of the rubber tube 6 abut against the abutting ring grooves 29, the outer ring wall of the fixing rings 28 is provided with fixing through grooves 30 extending to the abutting ring grooves 29 along the radial direction of the fixing rings 28, the fixing through grooves 30 are connected with fixing screws 31 through threads, and one ends, extending into the abutting ring grooves 29, of the fixing screws 31 are provided with pressing blocks 32 for pressing the rubber tube 6; when installing the rubber tube 6 on the tool rod 4, firstly, the fixing ring 28 is in threaded connection with the tool rod 4, then the rubber tube 6 is sleeved on the tool rod 4, then the other fixing ring 28 is in threaded connection, the two ends of the rubber tube 6 are abutted to the abutting ring grooves 29, then the fixing screw rod 31 is rotated, and then the pressing block 32 is driven to compress the rubber tube 6, and further the stable connection of the rubber tube 6 on the tool rod 4 is realized.

As shown in fig. 2 and 4, the mounting member 9 includes a fixed clamping block 19 disposed on the upper surface of the tool holder 8 along one end of the sliding stage 5 in the length direction, a fixed base block 20 disposed on the upper surface of the tool holder 8 away from one end of the fixed clamping block 19, an adjusting screw 21 threaded onto the fixed base block 20 and moving along the length direction of the sliding stage 5, a movable clamping block 22 disposed on the adjusting screw 21 and extending out of one end of the fixed base block 20 close to the fixed clamping block 19, and a splicing clamping block 23 clamped between the movable clamping block 22 and the fixed clamping block 19 for clamping the cutting tool 10, wherein the cutting tool 10 is clamped between two adjacent splicing clamping blocks 23; firstly, according to the cutting length and the number of the segments, the splicing clamping blocks 23 with proper length and the cutting tools 10 with proper number are selected, the cutting tools 10 are clamped between the adjacent splicing clamping blocks 23, then the adjusting screw 21 is moved, the movable clamping block 22 is pushed to clamp the splicing clamping blocks 23 and the cutting tools 10 between the fixed clamping block 19 and the movable clamping block 22, and the installation of the cutting tools 10 is realized.

As shown in fig. 2 and 4, the opposite ends of the fixed clamping block 19 and the movable clamping block 22 are provided with limiting convex strips 33, the end walls of the splicing clamping blocks 23 at the two ends are provided with limiting grooves 34 clamped with the limiting convex strips 33, the side walls clamped by the cutting tool 10 and the splicing clamping blocks 23 are provided with positioning convex strips 35, and the end walls of the splicing clamping blocks 23 are provided with positioning grooves 36 clamped with the positioning convex strips 35; when the cutting tool 10 and the splicing clamping block 23 are clamped between the movable clamping block 22 and the fixed clamping block 19, the limiting convex strips 33, the limiting grooves 34, the positioning convex strips 35 and the positioning grooves 36 can be clamped with each other, and the splicing clamping block 23 and the cutting tool 10 are prevented from moving.

As shown in fig. 2 and 4, the adjusting part 13 includes a horizontal adjusting rotating plate 26 rotatably disposed at one end of the sliding rack 5 far from the clamping device 3 and an adjusting rod 27 hinged to the horizontal plane of the horizontal adjusting rotating plate 26 far from the center of the rotating circle, and one end of the adjusting rod 27 far from the horizontal adjusting rotating plate 26 is hinged to one end of the working table plate 7 far from the clamping device 3; according to the length and the position of the rubber tube 6, the horizontal adjusting rotating plate 26 is rotated to change the relative distance of the adjusting rod 27 along the length direction of the sliding rack 5, and then the adjusting rod 27 can drive the working platform plate 7 to move, so that the cutting tools 10 on the tool rack 8 can be aligned with the rubber tube 6.

As shown in fig. 2 and 4, the limiting member 12 includes a limiting base block 24 fixedly disposed at one end of the worktable plate 7 far from the tool rack 8 and a limiting screw 25 screwed into the limiting base block 24 and extending in a direction perpendicular to the length direction of the sliding rack 5, one end of the limiting screw 25 extending out of the opposite side wall of the tool rack 8 abuts against the side wall of the tool rack 8, one end of the limiting screw 25 abutting against the tool rack 8 is rotatably provided with an abutting flat plate 37, and the bottom end of the abutting flat plate 37 is provided with a guide link 38 slidably connected with the worktable plate 7; firstly, the required moving distance of the cutting tool 10 is measured in advance according to the thickness of the rubber tube 6, then the limit screw 25 is rotated to drive the limit screw 25 to move, so that the abutting flat plate 37 is abutted against the tool rest 8, the moving distance of the tool rest 8 is limited, and the moving distance of the cutting tool 10 can be further limited.

As shown in fig. 2, the driving assembly 11 includes a horizontal driving plate 14 rotatably disposed on a side wall of the workbench plate 7 far from the limiting member 12, a mounting rod 15 fixedly disposed on the horizontal side wall of the horizontal driving plate 14 far from a center of rotation circle, a driving rod 16 rotatably sleeved on the mounting rod 15, a connecting rod 17 fixedly disposed on a lower surface of the tool rack 8, one end of the driving rod 16 far from the mounting rod 15 rotatably sleeved on the connecting rod 17, and a driving handle 18 disposed on a side wall of the horizontal driving plate 14 and driving the horizontal driving plate 14 to rotate; when cutting is performed, the driving handle 18 is operated to drive the horizontal driving plate 14 to rotate, so as to change the relative length of the driving rod 16 in the direction perpendicular to the sliding rack 5, and further, the driving rod 16 can push the cutter rack 8 to move.

The working process is as follows:

firstly, selecting a proper tool rod 4, sleeving the rubber tube 6 on the tool rod 4, clamping the tool rod 4 on a triangular chuck, rotating a horizontal adjusting rotating plate 26 on a sliding rack 5 according to the specific length of the rubber tube 6, changing the relative distance of an adjusting rod 27 along the length direction of the sliding rack 5, and enabling the adjusting rod 27 to drive a working table plate 7 to move so that a cutter frame 8 can be aligned to the rubber tube 6;

then clamping the cutting tool 10 between adjacent splicing clamping blocks 23 according to the required cutting length of the rubber tube 6, then moving the adjusting screw 21, pushing the movable clamping block 22 to clamp the splicing clamping blocks 23 and the cutting tool 10 between the fixed clamping block 19 and the movable clamping block 22, and installing the cutting tool 10;

then, according to the thickness of the rubber tube 6, the feeding distance required by the cutting tool 10 is measured, then the limit screw 25 is rotated to drive the limit screw 25 to move, so that the abutting flat plate 37 abuts against the tool rack 8, the moving distance of the tool rack 8 is limited, and the moving distance of the cutting tool 10 can be limited;

the rubber tube 6 is installed on the tool rod 4, the rotation driving device 2 is started finally, the triangular chuck drives the rubber tube 6 on the tool rod 4 to rotate, the driving handle 18 is operated to drive the horizontal driving plate 14 to rotate, the relative length of the driving rod 16 in the direction perpendicular to the sliding rack 5 is changed, the driving rod 16 can push the cutter rack 8 to move, and segmented cutting of the rubber tube 6 can be achieved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a mechanism that cuts of rubber tube which characterized in that: the rubber tube cutting machine comprises a machine frame (1), a rotation driving device (2) arranged at one end of the upper surface of the machine frame (1), a clamping device (3) arranged at a driving end of a vertical side wall of the rotation driving device, a tool rod (4) arranged on the clamping device (3) and used for sleeving a rubber tube (6), and a sliding rack (5) arranged on the upper surface of the machine frame (1) and opposite to the clamping device (3), wherein the sliding rack (5) extends along the direction opposite to the clamping end of the clamping device (3), and further comprises a working table plate (7) arranged on the sliding rack (5), a cutter frame (8) arranged on the working table plate (7) and sliding along the length direction of the sliding rack (5) perpendicular to the length direction, a cutting cutter (10) arranged on the cutter frame (8) through an installation part (9), and a driving component (11) arranged on the working table plate (7) and used for driving the cutter frame (8) to move, A limiting part (12) which is arranged on one side of the upper surface of the working table plate (7) opposite to the tool holder (8) and is used for limiting the moving range of the tool holder (8), and an adjusting part (13) which is arranged on the sliding table frame (5) and is used for driving the working table plate (7) to move relative to the driving end of the clamping device (3).

2. The cutting mechanism for the rubber tube according to claim 1, characterized in that: the driving assembly (11) comprises a horizontal driving plate (14) which is rotatably arranged on the side wall of the working table plate (7) far away from the limiting part (12), an installation rod (15) which is fixedly arranged on the horizontal side wall of the horizontal driving plate (14) far away from the center of a rotating circle, a driving rod (16) which is rotatably sleeved on the installation rod (15), and a connecting rod (17) which is fixedly arranged on the lower surface of the tool rack (8), wherein one end, far away from the installation rod (15), of the driving rod (16) is rotatably sleeved with the connecting rod (17), and the driving assembly further comprises a driving handle (18) which is arranged on the side wall of the horizontal driving plate (14) and drives the.

3. The cutting mechanism for the rubber tube according to claim 1, characterized in that: the installed part (9) is including setting up fixed clamp splice (19) of bench (5) length direction one end that slides along the upper surface of toolframe (8), set up fixed base block (20) of keeping away from fixed clamp splice (19) one end at toolframe (8) upper surface, threaded connection is on fixed base block (20) along adjusting screw (21) that slide rack (5) length direction removed, set up and stretch out movable clamp splice (22) that fixed base block (20) is close to fixed clamp splice (19) one end and centre gripping and be used for pressing from both sides the concatenation clamp splice (23) of tight cutting tool (10) between movable clamp splice (22) and fixed clamp splice (19) at adjusting screw (21), cutting tool (10) press from both sides tightly between two adjacent concatenation clamp splices (23).

4. The cutting mechanism for the rubber tube according to claim 1, characterized in that: the limiting part (12) comprises a limiting base block (24) fixedly arranged at one end, far away from the cutter frame (8), of the workbench plate (7) and a limiting screw rod (25) in threaded connection with the limiting base block (24) and extending in the direction perpendicular to the length direction of the sliding rack (5), and the limiting screw rod (25) extends out of one end, opposite to the side wall of the cutter frame (8), of one end of the opposite side wall of the cutter frame (8) and abuts against the side wall of the cutter frame (8).

5. The cutting mechanism for the rubber tube according to claim 1, characterized in that: the adjusting piece (13) comprises a horizontal adjusting rotating plate (26) which is rotatably arranged at one end, far away from the clamping device (3), of the sliding rack (5) and an adjusting rod (27) which is hinged to the horizontal plane of the horizontal adjusting rotating plate (26) and far away from the center of a rotating circle, wherein one end, far away from the horizontal adjusting rotating plate (26), of the adjusting rod (27) is hinged to one end, far away from the clamping device (3), of the working platform plate (7).

6. The cutting mechanism for the rubber tube according to claim 1, characterized in that: the two ends of the tool rod (4) are in threaded connection with fixing rings (28), the opposite ends of the fixing rings (28) are provided with butt annular grooves (29) extending to the tool rod (4), the two ends of the rubber tube (6) are in butt annular grooves (29), fixed through grooves (30) radially extending into the butt annular grooves (29) along the fixing rings (28) are formed in the outer annular wall of the fixing rings (28), the fixed through grooves (30) are in threaded connection with fixing screw rods (31), and one ends, extending into the butt annular grooves (29), of the fixing screw rods (31) are provided with pressing blocks (32) used for pressing the rubber tube (6).

7. The cutting mechanism for the rubber tube according to claim 3, characterized in that: the utility model discloses a cutting tool, including fixed clamp splice (19) and activity clamp splice (22), be provided with spacing sand grip (33) on the relative site of fixed clamp splice (19) and activity clamp splice (22), be located both ends be provided with spacing recess (34) with spacing sand grip (33) joint on the end wall of concatenation clamp splice (23), be provided with location sand grip (35) on the lateral wall of cutting tool (10) and concatenation clamp splice (23) centre gripping, be provided with on the end wall of concatenation clamp splice (23) with location sand grip (35) joint positioning groove (36).

8. The cutting mechanism for the rubber tube according to claim 4, characterized in that: one end of the limiting screw rod (25) abutted against the cutter frame (8) is rotatably provided with an abutting flat plate (37), and the bottom end of the abutting flat plate (37) is provided with a guide connecting rod (38) connected with the working table plate (7) in a sliding mode.