CN217577687U

CN217577687U - Fixed-length cutting and winding integrated machine

Info

Publication number: CN217577687U
Application number: CN202221358962.0U
Authority: CN
Inventors: 张勇; 孙运威
Original assignee: Kunshan Jianbo Electromechanical Co ltd
Current assignee: Kunshan Jianbo Electromechanical Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-10-14
Anticipated expiration: 2032-06-01

Abstract

The invention discloses a fixed-length cutting and winding integrated machine which comprises a rack, wherein an unwinding shaft, a guiding assembly, a tensioning assembly, a transferring assembly, a cutting assembly and a winding shaft are arranged on the rack, the unwinding shaft, the guiding assembly, the tensioning assembly, the transferring assembly, the cutting assembly and the winding shaft are sequentially arranged from left to right, the winding shaft is fixedly connected with the output end of a winding motor, and two ends of the unwinding shaft are rotatably arranged on the rack through unwinding shaft seats; according to the invention, the driving motor stops running after the driving motor drives the material to move forward to the required length, the compressing cylinder acts to drive the circular knife shaft seat and the circular knife to move, so that the knife point of the circular knife is in contact with the material and is pressed on the material, the rodless cylinder drives the cylinder supporting seat to move, the circular knife is driven to slide from one side of the cutting wheel to the other side, one end of the material on the cutting wheel is cut in a sliding manner, the purpose of automatically cutting the material according to the set length is realized, the working efficiency is improved, and the manpower is saved.

Description

Fixed-length cutting and winding integrated machine

Technical Field

The invention relates to the technical field of cutting and winding, in particular to a fixed-length cutting and winding integrated machine.

Background

The cutting and winding device is a concern for customers because the performance of the cutting and winding device directly affects the yield. In the production process of the materials to the finished products, the materials need to be cut into required lengths for subsequent processing, and the required lengths of the materials are different when the processing requirements are different. Generally, a manufacturer needs to measure the length of a material by using a steel ruler or a plate ruler, and then cuts the material by using a cutting knife. However, since the cutting length of the material is manually controlled by the measuring tool by the production personnel, the labor intensity of the production personnel is high, the measuring error exists, and the cutting precision of the cutting knife on the required length of the material is influenced. In view of the above drawbacks, it is actually necessary to design a fixed-length cutting and winding all-in-one machine.

Disclosure of Invention

The invention aims to provide a fixed-length cutting and winding all-in-one machine to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a fixed length cuts and convolutes all-in-one, includes the frame, install in the frame and unreel axle, direction subassembly, tensioning subassembly, transfer subassembly, cutting assembly and rolling axle, it sets gradually from a left side to the right side to unreel axle, direction subassembly, tensioning subassembly, transfer subassembly, cutting assembly and rolling axle, rolling axle and rolling motor's output fixed connection, the both ends of unreeling the axle are all installed in the frame through unreeling the rotation of axle bed, the direction subassembly includes the empty guide pulley of first empty guide pulley and second.

Preferably, the first idle guide wheel is installed on a first idle guide wheel shaft, two ends of the first idle guide wheel shaft are both rotatably installed at one end of the moving plate through a first idle guide wheel shaft seat, the second idle guide wheel is installed on a second idle guide wheel shaft, two ends of the second idle guide wheel shaft are both rotatably installed at one end of the moving plate through a second idle guide wheel shaft seat, and a first connecting block and a second connecting block are respectively installed at two ends of the bottom of the moving plate.

Preferably, install screw-nut on the first connecting block, the screw-nut suit is on the lead screw, and the both ends of lead screw are passed through the lead screw seat and are rotated and install in the frame, a tip and the regulation pole fixed connection of lead screw, install the sliding sleeve on the second connecting block, the sliding sleeve slides and is provided with on the guide bar, and the both ends of guide bar are installed in the frame.

Preferably, the tensioning assembly comprises a tensioning wheel, the tensioning wheel is installed on a tensioning wheel shaft, two ends of the tensioning wheel shaft are rotatably installed on a tensioning wheel shaft seat, a sliding block is installed at the bottom of the tensioning wheel shaft seat, the sliding block is arranged on a sliding rail in a sliding mode, the sliding rail is installed on a rack, a guide column is installed at one end of the bottom of the tensioning wheel shaft seat, one end of the guide column is abutted to one end of a screw rod, a cylindrical hole is formed in one end, close to the guide column, of the screw rod, the cylindrical hole of the screw rod is sleeved on the guide column, a handle is installed at the other end of the screw rod, a nut is sleeved at the middle of the screw rod, and the nut is installed on the rack through a nut seat.

Preferably, a driving roller is arranged below the tensioning wheel, two ends of the driving roller are fixedly connected with a driving roller shaft, the driving roller shaft is mounted on the frame through a driving roller bearing, and one end of the driving roller shaft is fixedly connected with an output end of the driving motor.

Preferably, the transfer assembly comprises an adsorption transfer roller, the two ends of the adsorption transfer roller are fixedly connected with transfer roller shafts, the transfer roller shafts are installed at one ends of the first rocker arms through transfer roller bearings, the other ends of the first rocker arms are installed on the first rotating shaft, the two ends of the first rotating shaft are installed on the rack through first rotating shaft seats, the middle of the first rocker arms is provided with a first connecting shaft, the first connecting shaft is provided with a first joint bearing, and the first joint bearing is fixedly connected with a piston rod of a first rocker arm cylinder.

Preferably, the cylinder body of the first rocker arm cylinder is installed on a first hinged seat, a first pin shaft is hinged to the first hinged seat and installed on the rack, a limiting support plate is arranged below the first rocker arm cylinder, a threaded hole is formed in the limiting support plate, and the threaded hole is in threaded connection with a limiting screw rod.

Preferably, the cutting assembly comprises a cutting wheel, the cutting wheel is mounted on a cutting wheel shaft, the cutting wheel shaft is rotatably mounted on the frame through a cutting wheel shaft seat, a circular knife is arranged above the cutting wheel, a circular knife shaft is mounted at the center of the circular knife, the circular knife shaft is rotatably mounted on the circular knife shaft seat, the circular knife shaft seat is fixedly connected with a piston rod of a pressing cylinder, the pressing cylinder is mounted on a cylinder supporting seat, the cylinder supporting seat is mounted on a sliding block of a rodless cylinder, and two ends of the rodless cylinder are mounted on the frame.

Preferably, the two ends of the winding shaft are rotatably installed at one end of the second rocker arm through the winding shaft seat, the middle of the second rocker arm is installed on the second rotating shaft, the two ends of the second rotating shaft are installed on the rack through the second rotating shaft seat, the other end of the second rocker arm is provided with a second connecting shaft, the second connecting shaft is provided with a second joint bearing, and the second joint bearing is fixedly connected with a piston rod of the second rocker arm cylinder.

Preferably, the cylinder body of the second rocker arm cylinder is installed on a second hinge seat, the second hinge seat is hinged to a second pin shaft, the second pin shaft is installed on a rack, a support frame is installed on the rack, a packaging film shaft seat is installed on the support frame, a packaging film shaft is installed on the packaging film shaft seat, a cylinder fixing plate is installed at one end, close to the winding shaft seat, of the second rocker arm, a positioning cylinder is installed on the cylinder fixing plate, and a piston rod of the positioning cylinder is fixedly connected with the positioning pin.

Compared with the prior art, the fixed-length cutting and winding integrated machine has the advantages that the adjusting rod is pulled to rotate, the screw rod is driven to rotate, the screw rod nut is driven to move, the screw rod nut drives the first connecting block and the moving plate to move, and the first idle guide wheel and the second idle guide wheel move back and forth, so that the effect of correcting deviation can be achieved; according to the invention, the screw rod is driven to rotate by the handle, the screw rod is in threaded connection with the nut and transversely moves along the nut, so that the cylindrical hole at one end of the screw rod is sleeved on the guide post and is abutted against the guide post to push the tensioning wheel shaft seat to move along the slide rail, and the tensioning wheel moves to tension the material, so that the material is always wound and compacted in the winding process, the phenomena of looseness and collapsibility cannot occur, and the material cannot be broken due to over-tightening; according to the invention, the driving motor stops running after the driving motor drives the material to move forward to the required length, the compressing cylinder acts to drive the circular knife shaft seat and the circular knife to move, so that the knife point of the circular knife is in contact with the material and is pressed on the material, the rodless cylinder drives the cylinder supporting seat to move, and the compressing cylinder, the circular knife shaft seat and the circular knife move along with the circular knife, so that the circular knife is cut from one side of the cutting wheel to the other side in a sliding manner, one end of the material on the cutting wheel is cut in a sliding manner, the automatic cutting of the material according to the set length is realized, the working efficiency is improved, and the manpower is saved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

FIG. 1 is a schematic structural diagram of a fixed-length cutting and winding integrated machine according to the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic structural diagram at B in fig. 1.

In the drawings:

1. a frame; 2. unwinding the reel; 3. a guide assembly; 4. a tension assembly; 5. a transfer assembly; 6. cutting the assembly; 7. a winding shaft; 8. an unwinding shaft seat; 9. a first idler pulley; 10. a second idler pulley; 11. a first idler shaft; 12. a first idle guide wheel axle seat; 13. moving the plate; 14. a second idler shaft; 15. a second idle guide wheel axle seat; 16. a first connection block; 17. a second connecting block; 18. a feed screw nut; 19. a screw rod; 20. adjusting a rod; 21. a sliding sleeve; 22. a guide bar; 23. a tension wheel; 24. a tension pulley shaft; 25. A tensioning wheel axle seat; 26. a slider; 27. a slide rail; 28. a handle; 29. a guide post; 30. a screw; 31. A cylindrical bore; 32. a nut seat; 33. a nut; 34. a drive roll; 35. a drive roll shaft; 36. an adsorption transfer roll; 37. a transfer roller shaft; 38. a transfer roll bearing; 39. a first rocker arm; 40. a first rotating shaft; 41. A first shaft seat; 42. a first connecting shaft; 43. a first joint bearing; 44. a first rocker arm cylinder; 45. A first hinge mount; 46. a first pin shaft; 47. a limiting support plate; 48. a limit screw; 49. a cutting wheel; 50. cutting the wheel shaft; 51. a circular knife; 52. a circular cutter shaft seat; 53. a pressing cylinder; 54. a cylinder supporting seat; 55. a rodless cylinder; 56. a winding shaft seat; 57. a second rocker arm; 58. a second rotating shaft; 59. a second spindle base; 60. a second connecting shaft; 61. a second joint bearing; 62. a second rocker arm cylinder; 63. a second hinge mount; 64. a second pin shaft; 65. a support frame; 66. packaging film shaft seats; 67. a packaging film shaft; 68. A cylinder fixing plate; 69. positioning the air cylinder; 70. and a positioning pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a fixed length cuts coiling all-in-one, includes frame 1, install in frame 1 and put spool 2, guide component 3, tensioning assembly 4, transfer subassembly 5, cutting assembly 6 and rolling axle 7, it sets gradually from a left side to the right side to put spool 2, guide component 3, tensioning assembly 4, transfer subassembly 5, cutting assembly 6 and rolling axle 7, rolling axle 7 and rolling motor's output fixed connection.

In this embodiment, the unreeling shaft 2 is wound with a material, two ends of the unreeling shaft 2 are rotatably installed on the frame 1 through an unreeling shaft seat 8, the guiding assembly 3 includes a first idle guide wheel 9 and a second idle guide wheel 10, the first idle guide wheel 9 is installed on a first idle guide wheel shaft 11, two ends of the first idle guide wheel shaft 11 are rotatably installed at one end of the moving plate 13 through a first idle guide wheel shaft seat 12, the second idle guide wheel 10 is installed on a second idle guide wheel shaft 14, two ends of the second idle guide wheel shaft 14 are rotatably installed at one end of the moving plate 13 through a second idle guide wheel shaft seat 15, two ends of the bottom of the moving plate 13 are respectively provided with a first connecting block 16 and a second connecting block 17, the first connecting block 16 is provided with a lead screw nut 18, the lead screw nut 18 is sleeved on the lead screw nut 19, two ends of the lead screw 19 are rotatably installed on the frame 1 through a lead screw seat, one end of the lead screw 19 is fixedly connected with an adjusting rod 20, the second connecting block 17 is provided with a sliding sleeve 21, the guide rod 22 is slidably provided with a guide rod 22, and two ends of the guide rod are installed on the frame 1.

The tensioning assembly 4 in this embodiment includes a tensioning wheel 23, the tensioning wheel 23 is installed on a tensioning wheel shaft 24, two ends of the tensioning wheel shaft 24 are both rotatably installed on a tensioning wheel shaft seat 25, a sliding block 26 is installed at the bottom of the tensioning wheel shaft seat 25, the sliding block 26 is slidably disposed on a sliding rail 27, the sliding rail 27 is installed on the machine frame 1, a guide post 29 is installed at one end of the bottom of the tensioning wheel shaft seat 25, one end of the guide post 29 is abutted to one end of a screw rod 30, a cylindrical hole 31 is formed in one end of the screw rod 30, which is close to the guide post 29, the cylindrical hole 31 of the screw rod 30 is sleeved on the guide post 29, a handle 28 is installed at the other end of the screw rod 30, a nut 33 is sleeved at the middle of the screw rod 30, and the nut 33 is installed on the machine frame 1 through a nut seat 32.

In this embodiment, a driving roller 34 is disposed below the tensioning wheel 23, two ends of the driving roller 34 are fixedly connected with a driving roller shaft 35, the driving roller shaft 35 is mounted on the frame 1 through a driving roller bearing, and one end of the driving roller shaft 35 is fixedly connected with an output end of the driving motor.

The transfer assembly 5 in this embodiment includes an adsorption transfer roller 36, transfer roller shafts 37 are fixedly connected to two ends of the adsorption transfer roller 36, the transfer roller shafts 37 are mounted at one end of a first rocker arm 39 through a transfer roller bearing 38, the other end of the first rocker arm 39 is mounted on a first rotating shaft 40, two ends of the first rotating shaft 40 are mounted on the rack 1 through a first rotating shaft seat 41, a first connecting shaft 42 is mounted in the middle of the first rocker arm 39, a first joint bearing 43 is mounted on the first connecting shaft 42, the first joint bearing 43 is fixedly connected to a piston rod of the first rocker arm cylinder 44, a cylinder body of the first rocker arm cylinder 44 is mounted on a first hinge seat 45, a first pin shaft 46 is hinged to the first hinge seat 45, the first pin shaft 46 is mounted on the rack 1, a limit support plate 47 is disposed below the first rocker arm cylinder 44, a threaded hole is formed in the limit support plate 47, and a limit screw 48 is screwed into the threaded hole.

The cutting assembly 6 in this embodiment includes a cutting wheel 49, the cutting wheel 49 is installed on a cutting wheel shaft 50, the cutting wheel shaft 50 is rotatably installed on the frame 1 through a cutting wheel shaft seat, a circular knife 51 is arranged above the cutting wheel 49, a circular knife shaft is installed at the center of the circular knife 51, the circular knife shaft is rotatably installed on a circular knife shaft seat 52, the circular knife shaft seat 52 is fixedly connected with a piston rod of a pressing air cylinder 53, the pressing air cylinder 53 is installed on an air cylinder supporting seat 54, the air cylinder supporting seat 54 is installed on a sliding block of a rodless air cylinder 55, and two ends of the rodless air cylinder 55 are installed on the frame 1.

In this embodiment, two ends of the winding shaft 7 are rotatably installed at one end of a second rocker arm 57 through a winding shaft seat 56, the middle of the second rocker arm 57 is installed on a second rotating shaft 58, two ends of the second rotating shaft 58 are installed on the rack 1 through a second rotating shaft seat 59, a second connecting shaft 60 is installed at the other end of the second rocker arm 57, a second joint bearing 61 is installed on the second connecting shaft 60, the second joint bearing 61 is fixedly connected with a piston rod of a second rocker arm cylinder 62, a cylinder body of the second rocker arm cylinder 62 is installed on a second hinge seat 63, the second hinge seat 63 is hinged with a second pin shaft 64, the second pin shaft 64 is installed on the rack 1, a support frame 65 is installed on the rack 1, a packaging film shaft seat 66 is installed on the support frame 65, a packaging film shaft 67 is installed on the packaging film shaft seat 66, a cylinder fixing plate 68 is installed at one end of the second rocker arm 57 close to the winding shaft seat 56, a positioning cylinder 69 is installed on the cylinder fixing plate 68, and a piston rod of the positioning cylinder 69 is fixedly connected with a positioning pin 70.

The working process of the invention is as follows: the material is wound on the unwinding shaft 2, passes through a first idle guide wheel 9, a second idle guide wheel 10, a tension wheel 23, a driving roller 34, a cutting wheel 49 and an adsorption transfer roller 36 in sequence and then is wound on the winding shaft 7, the adjusting rod 20 is pulled to rotate to drive the lead screw 19 to rotate, so that the lead screw nut 18 is driven to move, the lead screw nut 18 drives the first connecting block 16 and the moving plate 13 to move, the first idle guide wheel 9 and the second idle guide wheel 10 move back and forth, so that the effect of correcting the deviation can be achieved, after the deviation is corrected, the handle 28 is rotated, the handle 28 drives the screw rod 30 to rotate, the screw rod 30 is in threaded connection with the nut 33 and moves transversely along the nut 33, so that the cylindrical hole 31 at one end of the screw rod 30 is sleeved on the guide column 29 and is abutted against the guide column 29 to push the tension wheel shaft seat 25 to move along the slide rail 27, and the tension wheel 23 also moves to tension the material, after the material is tensioned, the driving motor works to drive the driving roller shaft 35 to rotate, the driving roller 34 also rotates, power is provided for the material through the driving roller 34, the first rocker arm cylinder 44 acts to retract the piston rod of the first rocker arm cylinder to drive the first rocker arm 39 to move, the adsorption transfer roller 36 also moves to enable the adsorption transfer roller 36 to press on the cutting wheel 49, the second rocker arm cylinder 62 acts to retract the piston rod of the second rocker arm cylinder to drive the second rocker arm 57 to move, the winding shaft 7 also moves to enable the winding shaft 7 to press on the adsorption transfer roller 36, meanwhile, the driving motor drives the material to move to the required length and then stops running, the pressing cylinder 53 acts to drive the circular knife shaft seat 52 and the circular knife 51 to move, the knife tip of the circular knife 51 is in contact with the material and is pressed on the material, the rodless cylinder 55 drives the cylinder 54 to move, the pressing cylinder 53, the circular knife shaft seat 52 and the circular knife 51 also move, the circular knife 51 is made to slide cut from one side of the cutting wheel 49 to the other side, one end of the material on the cutting wheel 49 is made to slide cut, the material is cut automatically according to the set length, the working efficiency is improved, and the labor is saved, the material after sliding cut is transferred from the surface of the cutting wheel 49 to the adsorption transfer roller 36 and the winding shaft 7 and adsorbed on the surface of the adsorption transfer roller 36, so that the material transfer is completed, the driving motor stops running after the transfer, the rodless cylinder 55 drives the cylinder support 54 to move, the pressing cylinder 53, the circular knife shaft seat 52 and the circular knife 51 move along with the movement, so that the circular knife 51 slides back from the other side of the cutting wheel 49, the other end of the material on the cutting wheel 49 is made to slide cut, after the sliding cut is completed, the winding motor is started to drive the winding shaft 7 to rotate, the material continues to be transferred from the adsorption transfer roller 36 to the winding shaft 7, the winding shaft seat 52 completes the circular reciprocating operation until the required number is reached, then the positioning cylinder 69 acts to push the positioning pin 70 to move downwards, the one end of the winding shaft 7 is pressed and positioned, so as to position the winding shaft 7, finally, the rocker arm 62 moves to pull the winding shaft 7 to withdraw the finished packaging material, and pull the winding shaft 7 to withdraw the packaging film, and the packaging film.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixed length cuts winding all-in-one which characterized in that: including frame (1), install on frame (1) and put spool (2), guide assembly (3), tensioning assembly (4), transfer subassembly (5), cutting element (6) and rolling axle (7), it sets gradually from a left side to the right side to put spool (2), guide assembly (3), tensioning assembly (4), transfer subassembly (5), cutting element (6) and rolling axle (7), rolling axle (7) and coiling motor's output fixed connection, the both ends of putting spool (2) are all rotated through unreeling axle bed (8) and are installed in frame (1), guide assembly (3) are including the empty guide pulley of first empty guide pulley (9) and second (10).

2. The fixed-length cutting and winding all-in-one machine as claimed in claim 1, characterized in that: the first idle guide wheel (9) is installed on a first idle guide wheel shaft (11), two ends of the first idle guide wheel shaft (11) are installed at one end of a movable plate (13) in a rotating mode through a first idle guide wheel shaft seat (12), a second idle guide wheel (10) is installed on a second idle guide wheel shaft (14), two ends of the second idle guide wheel shaft (14) are installed at one end of the movable plate (13) in a rotating mode through a second idle guide wheel shaft seat (15), and a first connecting block (16) and a second connecting block (17) are installed at two ends of the bottom of the movable plate (13) respectively.

3. A fixed-length cutting and winding all-in-one machine according to claim 2, characterized in that: install screw-nut (18) on first connecting block (16), screw-nut (18) suit is on lead screw (19), and the both ends of lead screw (19) are passed through the screw rod seat and are rotated and install in frame (1), a tip and regulation pole (20) fixed connection of lead screw (19), install sliding sleeve (21) on second connecting block (17), sliding sleeve (21) slide and be provided with on guide bar (22), the both ends of guide bar (22) are installed in frame (1).

4. The fixed-length cutting and winding all-in-one machine as claimed in claim 1, characterized in that: tensioning element (4) include take-up pulley (23), install on take-up pulley axle (24) take-up pulley axle (23), all rotate at the both ends of take-up pulley axle (24) and install on take-up pulley axle seat (25), slider (26) are installed to the bottom of take-up pulley axle seat (25), slider (26) slide to be set up on slide rail (27), slide rail (27) are installed in frame (1), guide post (29) are installed to the bottom one end of take-up pulley axle seat (25), the one end of guide post (29) and the one end butt of screw rod (30), cylinder hole (31) have been seted up to the one end that is close to guide post (29) on screw rod (30), cylinder hole (31) cover of screw rod (30) are on guide post (29), handle (28) are installed to the other end of screw rod (30), and the middle part cover of screw rod (30) is equipped with nut (33), and nut (33) are installed in frame (1) through nut seat (32).

5. The fixed-length cutting and winding all-in-one machine as claimed in claim 4, wherein: the tensioning wheel is characterized in that a driving roller (34) is arranged below the tensioning wheel (23), two ends of the driving roller (34) are fixedly connected with a driving roller shaft (35), the driving roller shaft (35) is installed on the rack (1) through a driving roller bearing, and one end of the driving roller shaft (35) is fixedly connected with the output end of the driving motor.

6. The fixed-length cutting and winding integrated machine according to claim 1, characterized in that: transfer subassembly (5) transfer roller (36) including adsorbing, adsorb both ends fixedly connected with transfer roller (37) that transfer roller (36), transfer roller (37) and install the one end at first rocking arm (39) through transferring roller bearing (38), the other end of first rocking arm (39) is installed on first pivot (40), and the both ends of first pivot (40) are installed on frame (1) through first pivot seat (41), the mid-mounting of first rocking arm (39) has first connecting axle (42), installs first joint bearing (43) on first connecting axle (42), first joint bearing (43) and the piston rod fixed connection of first rocking arm cylinder (44).

7. The fixed-length cutting and winding all-in-one machine according to claim 6, characterized in that: the cylinder body of first rocking arm cylinder (44) is installed on first articulated seat (45), and articulated on first articulated seat (45) have first round pin axle (46), and first round pin axle (46) are installed on frame (1), the below of first rocking arm cylinder (44) is provided with spacing backup pad (47), sets up threaded hole on spacing backup pad (47), threaded hole spiro union and stop screw (48).

8. The fixed-length cutting and winding integrated machine according to claim 1, characterized in that: the cutting assembly (6) comprises a cutting wheel (49), the cutting wheel (49) is installed on a cutting wheel shaft (50), the cutting wheel shaft (50) is installed on the rack (1) in a rotating mode through a cutting wheel shaft seat, a circular knife (51) is arranged above the cutting wheel (49), a circular knife shaft is installed at the center of the circular knife (51), the circular knife shaft is installed on a circular knife shaft seat (52) in a rotating mode, the circular knife shaft seat (52) is fixedly connected with a piston rod of a pressing air cylinder (53), the pressing air cylinder (53) is installed on an air cylinder supporting seat (54), the air cylinder supporting seat (54) is installed on a sliding block of a rodless air cylinder (55), and two ends of the rodless air cylinder (55) are installed on the rack (1).

9. The fixed-length cutting and winding all-in-one machine according to claim 8, characterized in that: the two ends of the winding shaft (7) are rotatably installed at one end of a second rocker arm (57) through a winding shaft seat (56), the middle of the second rocker arm (57) is installed on a second rotating shaft (58), the two ends of the second rotating shaft (58) are installed on the rack (1) through a second rotating shaft seat (59), a second connecting shaft (60) is installed at the other end of the second rocker arm (57), a second joint bearing (61) is installed on the second connecting shaft (60), and the second joint bearing (61) is fixedly connected with a piston rod of a second rocker arm cylinder (62).

10. The fixed-length cutting and winding all-in-one machine as claimed in claim 9, wherein: the cylinder body of second rocking arm cylinder (62) is installed on the articulated seat of second (63), and the articulated seat of second (63) is articulated with second round pin axle (64), and second round pin axle (64) is installed on frame (1), install support frame (65) on frame (1), install packaging film axle bed (66) on support frame (65), install packaging film axle (67) on packaging film axle bed (66), cylinder fixed plate (68) are installed to the one end that is close to rolling axle bed (56) on second rocking arm (57), install location cylinder (69) on cylinder fixed plate (68), the piston rod and locating pin (70) fixed connection of location cylinder (69).