CN217296572U

CN217296572U - Winding device for blow molding machine

Info

Publication number: CN217296572U
Application number: CN202123199859.4U
Authority: CN
Inventors: 李伟
Original assignee: Huizhou Juner Plastic Technology Co ltd
Current assignee: Huizhou Juner Plastic Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-08-26
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a winding device for a blow molding machine, which belongs to the field of blow molding machines and comprises a frame (10), wherein the rear end of the frame (10) is provided with the winding device and a film cutting mechanism, the winding device comprises a rotary mechanism which is arranged on the frame (10) and can rotate, the rotary mechanism is provided with a rotary axis, a first station (1) and a second station (2) are formed on the frame (10), the winding device comprises a third station (3) and a fourth station (4), wherein the first station (1) and the third station (3) are located in the up-down direction of the rotation axis of the rotating mechanism, the second station (2) and the fourth station (4) are located in the front-back direction of the rotation axis of the rotating mechanism, winding rollers (6) are arranged at the first station, the second station, the third station and the fourth station, the winding rollers (6) are rotatably arranged on the rotating mechanism, and the rotating mechanism drives the winding rollers (6) to rotate around the rotation axis. The utility model discloses can carry out continuous rolling, promote production efficiency.

Description

Winding device for blow molding machine

Technical Field

The utility model belongs to plastic bag production field especially relates to a coiling mechanism for blowing machine.

Background

In the process from blow molding of the plastic film strip from the blow molding machine to film winding, the plastic film strip needs to be wound by a winding device of the blow molding machine. The existing film blowing machine winding device generally comprises a guide roller, an expansion roller and a winding roller, wherein the guide roller is rotatably connected to a rack, the expansion roller is rotatably connected to the rack, the winding roller is arranged on the rack, and a film blown out by the film blowing machine is sequentially wound on the winding roller through the guide roller and the expansion roller.

The whole existing plastic film strip coil replacing process adopts manual operation, so that the automation degree is low, time and labor are wasted, and the working efficiency is low; in addition, in the process of winding the plastic film belt by the winding roller, the film radius formed by winding the winding roller is larger and larger, and the two ends of the winding roller are easy to shake, so that the plastic film belt winding drum on the winding roller is easy to deviate along the length direction of the winding roller, the edges of the plastic film belt winding drum are irregular, and the yield is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coiling mechanism for blowing machine to solve production process blowing machine rolling in-process plastic film area reel and appear the skew easily, the plastic film area edge of rolling is irregular, and the problem of rolling in succession can not appear.

In order to achieve the above object, the present invention provides a specific technical solution for a winding device of a blow molding machine, which comprises:

a winding device for a blow molding machine comprises a rack, wherein the rack comprises an input end and an output end, the output end is provided with a winding device and a film cutting mechanism, the winding device comprises a base arranged on the rack and a rotatable rotating mechanism arranged above the base, the rotating mechanism is provided with a rotating axis, a first station, a second station, a third station and a fourth station are formed on the rack, the first station, the second station, the third station and the fourth station are uniformly arranged around the rotating axis of the rotating mechanism, the first station and the third station are positioned in the up-down direction of the rotating axis of the rotating mechanism, the second station and the fourth station are positioned in the front-back direction of the rotating axis of the rotating mechanism, winding rollers are arranged at the first station, the second station, the third station and the fourth station, and the winding rollers are rotatably arranged on the rotating mechanism, the rotating mechanism is driven for rotating the wind-up roll around the rotating axis.

The method comprises the following steps that a first station is used as a winding station, a second station is used as a blanking station, and a third station and a fourth station are used as stations to be wound; the input end of the frame is butted with a plastic film belt output by the blow molding machine, and the output end of the frame is a blanking area for winding the plastic film belt; the machine frame corresponding to the output end is provided with a rolling device and a film slitting device, a base is arranged on the machine frame, an installation space is formed on the base, a rotatable rotating mechanism is arranged above the base, and a driving motor is arranged in the base and used for driving the rotating mechanism to rotate around a rotating central axis; the outer side of the rotating mechanism is provided with four stations which are circularly surrounded, the four stations are fixed and distributed in four directions, namely up, down, front and back, each station is provided with a rotatable winding roller, the winding rollers can rotate to wind the plastic film belt, in addition, the rotating mechanism can simultaneously drive the winding rollers on the four stations to rotate around a rotating axis, and the winding rollers are pushed to switch stations to enter the next step; the first station is positioned above the rotating mechanism, other stations are arranged in sequence along the anticlockwise direction, the first station is taken as a winding station, the second station is taken as a blanking station, and the third station and the fourth station are stations to be wound; and a film slitting mechanism is arranged between the first station and the second station and is used for slitting the plastic film which is wound.

The utility model discloses a working process does: conveying a plastic film strip blown out by a blow molding machine to a corresponding input end of a rack, conveying the plastic film strip to the position of a first station of a winding device, rotating a winding roller positioned at the first station to wind the plastic film, rotating a rotating mechanism after the winding is finished to drive the winding roller on the first station to move to a second station, moving the winding roller positioned at a fourth station to the first station, pressing the plastic film strip on the winding roller, starting a film slitting mechanism positioned above the first station and the second station, moving downwards to cut the plastic thin strip, and separating the finished plastic film roll on the winding roller positioned on the second station from the plastic film strip positioned on the first station; at the moment, the end part of the plastic film belt on the first station is quickly pasted on the winding roller positioned on the first station by a worker, so that the winding operation can be continuously carried out, and the winding efficiency can be effectively improved; wherein rotate the plastic film book that the wind-up roll of second station department has been accomplished, can the utility model discloses take off when carrying out the rolling operation, can not influence the utility model discloses a rolling work. Reciprocating like this, can realizing the continuous rolling of plastic film area.

Further, a driving mechanism is arranged at the output end of the rack and used for being in driving connection with the winding roller which rotates to the first station.

The winding device comprises a rack, a winding roller, a driving mechanism, a winding roller and a winding roller, wherein the driving mechanism is arranged at the output end position of the rack and is positioned on the left side of a first station and used for driving the winding roller positioned on the first station to rotate so as to realize the winding effect of the winding roller positioned on the first station on a plastic film belt; all the winding rollers rotating to the first station can be connected with the driving mechanism and further can be driven by the driving mechanism to rotate; when using this technical scheme, when needing the wind-up roll to carry out continuous rolling to the plastic film area in the production process, the wind-up roll just is connected with actuating mechanism, and when the rolling was accomplished, actuating mechanism and wind-up roll broke away from, and producers can adjust according to the demand.

Furthermore, the rotating mechanism comprises two rotating discs which are symmetrically arranged and a central shaft which is connected with the two rotating discs, the axis of the central shaft is superposed with the rotating axis of the rotating mechanism, two ends of the central shaft penetrate through the two rotating discs and extend to the left side and the right side, and two ends of the central shaft are rotatably arranged on the base.

Wherein, be provided with driving motor in the base, driving motor drives two carousel rotations of rotary mechanism through the center pin, and the direction of rotation is anticlockwise, and the carousel rotates 90 at every turn, can change the wind-up roll to next station, and rotary mechanism adopts two carousels of symmetry setting to place the wind-up roll, passes two carousels through the center pin, and the center pin is connected with the base, simple structure, and stability is good.

Further, rotary mechanism corresponds the wind-up roll is provided with the installation department, the installation department include the recess of seting up on the carousel, and with recess matched with stopper, stopper detachably installs in the recess, form the rotation space between stopper and the recess, the both ends of wind-up roll through rotate the space with two carousels are rotationally connected.

Wherein, the symmetry is seted up flutedly on two carousels, the recess on the carousel is preferably the U type, the recess extends to be formed with the notch on the circumference line of carousel, the bottom of recess is preferably convex, the stopper passes through notch and recess cooperation installation, the stopper passes through bolt structure and is connected with the carousel, the stopper forms the rotation space with the convex formation in recess bottom, the wind-up roll is installed on two carousels through rotating the space, the wind-up roll both ends are passed two carousels and are extended to the left and right sides, the wind-up roll can rotate in rotating the space, wind-up roll detachable installs on two carousels, be convenient for dismantle the wind-up roll that will accomplish the rolling, and change different model wind-up rolls and carry out the rolling of plastic film, adapt to the rolling in the different model plastic film area in the production process.

Further, actuating mechanism includes that the removal is left to be moved the mount pad that sets up in the frame to and set up the motor on the mount pad, be provided with in the axis of rotation of motor be used for with the connecting portion that wind-up roll left end detachably is connected.

The winding device comprises a rack, a motor, a winding roller, a first station, a second station, a motor, a first station, a second station, a third station and a fourth station, wherein the rack is provided with a mounting seat, the mounting seat is positioned on the left side of the first station, the motor is fixedly mounted on the mounting seat, the rack is provided with a cylinder corresponding to the mounting seat, a piston rod of the cylinder is connected with the mounting seat, the piston rod of the cylinder pushes the mounting seat and the motor to perform linear reciprocating motion, and a rotating shaft of the corresponding motor performs reciprocating motion along the axial lead direction of the winding roller to realize connection and separation of the rotating shaft and the left end of the winding roller; the rotating shaft of the telescopic rod pushing motor is connected with and separated from the left end of the winding roller, so that the winding and the suspension of the winding roller can be controlled according to production requirements, and the winding and the suspension are quick and effective.

Further, connecting portion including set up in the connecting nut of the axis of rotation tip of motor, and set up in the connecting thread on wind-up roll left end portion surface.

The left end of the winding shaft is provided with threads, the rotating direction of the winding roller is anticlockwise, and when the rotating shaft of the motor rotates anticlockwise, a nut on the rotating shaft is screwed with the left end of the winding roller through the threads; when the rotating shaft of the motor rotates clockwise, the left end of the winding shaft is separated from the nut on the rotating shaft, the winding shaft is connected in a matched mode through the threaded structures, the rotating shaft can be rotatably connected and separated through rotation of the motor, the rotating shaft is fast in response, and the structure is stable.

Further, the film slitting mechanism comprises a slitting knife which can be arranged on the rack in a vertically moving mode, and the slitting knife is located between the first station and the second station.

The machine frame is symmetrically provided with sliding grooves, two ends of the dividing cutter are respectively installed in the sliding grooves, the dividing cutter is located between the first station and the second station, the machine frame is provided with a control device, the dividing cutter can be pushed to move up and down along the sliding grooves, and the dividing cutter can be cut when being in contact with a plastic film belt in the moving up and down process.

Further, the middle section of the winding roller is provided with two limiting blocking discs, and a winding area is formed between the two limiting blocking discs.

Wherein, two fender dishes that set up on the wind-up roll can play when the rolling and carry out the effect of leading to the plastic film area to and prevent that the plastic film area from appearing the phenomenon of skew at lasting rolling in-process, improved the quality of rolling.

Further, a guide roller set is arranged at the input end of the rack, and the conveying direction of the guide roller set is from the input end to the output end.

Wherein, the direction roller set is two-layer about including, forms the face of carrying between the two-layer about the direction roller set 11, and the plastic film area is carried through the face of carrying, and direction of delivery is rear end to front end, and the direction roller set sets up in the input of machine, and the face of carrying and the first station parallel and level of direction roller set up for supporting the plastic film area among the transportation process, guarantee the horizontal transport in plastic film area, also avoided rotatory carousel and plastic film area contact simultaneously.

The utility model discloses a coiling mechanism for blowing machine has following advantage: the utility model provides an automatic coiling mechanism for blowing machine, the coiling mechanism has set up four stations, every station correspondence has set up recess and wind-up roll, make the staff can accomplish the rolling back at the wind-up roll, rotary mechanism's two carousels will accomplish the wind-up roll of rolling and rotate the second station and keep in, then new wind-up roll begins work on the first station, take out the wind-up roll from the recess of second station and shift and put into new wind-up roll, can reduce the idle time of coiling mechanism, reach the effect that improves rolling efficiency.

Drawings

Fig. 1 is a front view of a winding device for a blow molding machine according to the present invention;

fig. 2 is a top view of a winding device for a blow molding machine according to the present invention;

fig. 3 is a right side view of a winding device for a blow molding machine according to the present invention;

FIG. 4 is a left side view of the rolling device for the blow molding machine of the present invention

The notation in the figure is: 1. a first station; 2. a second station; 3. a third station; 4. a fourth station; 5. a turntable; 51. a central shaft; 52. a limiting block; 53. a groove; 6. a wind-up roll; 61. a limiting baffle disc; 7. a cylinder; 71. a piston rod; 8. a motor; 81. a rotating shaft; 82. a nut; 9. a slitting knife; 91. a chute; 10. a frame; 101. a base; 102. a mounting seat; 11. and a guide roller group.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings for a rolling device of a blow molding machine.

Wherein, the positional relations of "up", "down", "left", "right", "front", "back" and the like are shown in fig. 1 and fig. 2; the "counter-clockwise" direction is based on fig. 3.

As shown in fig. 1-4, the utility model provides a winding device for blow molding machine, including frame 10, frame 10 includes input and output, install coiling device and film cutting mechanism at the output, the coiling device includes base 101 installed on frame 10, and install the rotatable rotary mechanism above base 101, rotary mechanism has the rotation axis, be formed with first station 1, second station 2, third station 3 and fourth station 4 on frame 10, first station 1, second station 2, third station 3 and fourth station 4 evenly encircle the rotation axis setting of rotary mechanism, first station 1 and third station 3 are located the upper and lower direction of rotary axis of rotary mechanism, second station 2 and fourth station 4 are located the fore-and-aft direction of rotary axis of rotary mechanism, and winding rollers 6 are arranged at the first station, the second station, the third station and the fourth station, the winding rollers 6 are rotatably arranged on a rotating mechanism, and the rotating mechanism is used for driving the winding rollers 6 to rotate around the rotating axis.

The method comprises the following steps that a first station 1 is taken as a winding station, a second station 2 is taken as a blanking station, and a third station 3 and a fourth station 4 are taken as stations to be wound; the input end of the frame 10 is butted with a plastic film belt output by a blow molding machine, and the output end of the frame 10 is a blanking area for winding the plastic film belt; a rolling device and a film cutting device are arranged at the position, corresponding to the output end, of the rack 10, a base 101 is arranged on the rack 10, an installation space is formed on the base 101, a rotatable rotating mechanism is arranged above the base 101, and a driving mechanism is arranged inside the base 101 and used for driving the rotating mechanism to rotate around a rotating central axis; the outer side of the rotating mechanism is provided with four stations which are circularly surrounded, the four stations are fixed and distributed in four directions, namely up, down, front and back, each station is provided with a rotatable winding roller 6, the winding rollers 6 can rotate to wind the plastic film belt, in addition, the rotating mechanism can simultaneously drive the winding rollers 6 on the four stations to rotate around the central rotating axis, and the winding rollers 6 are pushed to switch stations to enter the next step; the first station 1 is positioned above the rotating mechanism, other stations are arranged in sequence along the anticlockwise direction, the first station 1 is taken as a winding station, the second station 2 is taken as a blanking station, and the third station 3 and the fourth station 4 are taken as stations to be wound; and a film slitting mechanism is arranged between the first station 1 and the second station 2 and is used for slitting the plastic film which is wound.

The utility model discloses a working process does: conveying a plastic film strip blown out by a blow molding machine to an input end corresponding to a rack 10, conveying the plastic film strip to a first station 1 of a winding device, rotating a winding roller 6 positioned at the first station 1 to wind a plastic film, after the winding is finished, rotating a rotating mechanism to drive the winding roller 6 on the first station 1 to move to a second station 2, and then moving the winding roller 6 positioned at a fourth station 4 to the first station 1, pressing the plastic film strip on the winding roller, starting a film cutting mechanism positioned above the first station 1 and the second station 2, and cutting the plastic thin strip by moving downwards, so that the finished plastic film roll on the winding roller 6 positioned at the second station 2 can be separated from the plastic film strip positioned at the first station 1; at the moment, the end part of the plastic film strip on the first station 1 is quickly pasted on the winding roller 6 positioned on the first station 1 by a worker, so that the winding operation can be continued, and the winding efficiency can be effectively improved; wherein rotate the plastic film book that the wind-up roll 6 of second station 2 department has accomplished, can the utility model discloses take off when carrying out the rolling operation, can not influence the utility model discloses a rolling work. Reciprocating like this, can realizing the continuous rolling of plastic film area.

Preferably, a driving mechanism is arranged at the output end of the frame 10, and the driving mechanism is used for being in driving connection with the winding roller 6 rotating to the first station 1.

The rotating mechanism comprises two rotating discs 5 which are symmetrically arranged and a central shaft 51 which is connected with the two rotating discs, the axis of the central shaft is superposed with the rotating axis of the rotating mechanism, two ends of the central shaft 51 penetrate through the two rotating discs 5 and extend towards the left side and the right side, and two ends of the central shaft 51 are rotatably arranged on the base 101.

Rotary mechanism corresponds the wind-up roll is provided with the installation department, the installation department include the recess 53 of seting up on the carousel 5, and with recess 53 matched with stopper 52, stopper 52 detachably installs in recess 53, form rotation space between stopper 52 and the recess 53, the both ends of wind-up roll 6 through rotate the space with two carousels 5 rotationally connect.

Wherein, recess 53 has been seted up to the symmetry on two carousel 5, the preferred U type of recess 53 on the carousel, recess 53 extends to be formed with the notch on the circumference line of carousel 5, the bottom of recess 53 is preferably circular arc, stopper 52 inserts the notch and installs, stopper 52 is connected with carousel 5 through bolt structure, stopper 52 and the circular arc formation in recess 53 bottom rotate the space, wind-up roll 6 installs on two carousel 5 through rotating the space, wind-up roll 6 both ends are passed two carousel 5 and are extended to the left and right sides, wind-up roll 6 can rotate in rotating the space.

Preferably, the driving mechanism comprises a mounting seat 102 arranged on the frame 10 in a manner of moving left and right, and a motor 8 arranged on the mounting seat 102, and a connecting part used for being detachably connected with the left end part of the winding roller 6 is arranged on a rotating shaft 81 of the motor 8.

The frame 10 is provided with a mounting seat 102 moving left and right, the mounting seat 102 is located on the left side of the first station 1, the motor 8 is fixedly mounted on the mounting seat 102, the frame 10 is further provided with an air cylinder 7, a piston rod 71 of the air cylinder 7 is connected with the mounting seat, the piston rod 71 pushes the mounting seat 102 and the motor 8 to reciprocate along a straight line, and correspondingly, a rotating shaft 81 of the motor 8 reciprocates along the axial lead direction of the winding roller 6 to realize connection and separation of the rotating shaft 81 and the left end of the winding roller 6.

Preferably, the connecting part comprises a connecting nut 82 arranged at the end part of the rotating shaft 81 of the motor 8 and a connecting thread arranged on the surface of the left end part of the winding roller 6.

Wherein, the left end of the winding shaft 6 is provided with threads, the rotating direction of the winding roller 6 is anticlockwise, and when the rotating shaft 81 of the motor 8 rotates anticlockwise, the screw cap 82 on the rotating shaft 81 is screwed with the left end of the winding roller 6 through the threads; when the rotating shaft 81 of the motor 8 rotates clockwise, the left end of the winding shaft 6 is disengaged from the nut 82 on the rotating shaft 81.

Preferably, the film slitting mechanism comprises a slitting knife 9 which is arranged on the frame 10 in a manner of moving up and down, and the slitting knife 9 is positioned between the first station 1 and the second station 2.

Wherein, the spout 91 has been seted up to the symmetry on the frame 10, divides the cutter 9 both ends to install respectively in spout 91, divide cutter 9 to be located between first station 1 and the second station 2, be provided with controlling means on the frame 10, can promote to divide cutter 9 to reciprocate along spout 91, divide cutter 9 to reciprocate the in-process and can cut when contacting with the plastic film area.

Preferably, 6 interlude of wind-up roll is provided with two spacing fender dishes 61, it is regional to form the rolling between two spacing fender dishes 61, and when using this technical scheme, the relative lateral wall of two spacing fender dishes 61 forms spacing region, and the lateral wall that keeps off dishes 61 can carry out the backstop to the plastic film book, prevents the trend that the plastic film area moved about in the rolling thickness increase in-process.

Preferably, a guide roller set 11 is arranged at an input end of the frame 10, and a conveying direction of the guide roller set 11 is from the input end to an output end.

The guide roller set 11 comprises an upper layer and a lower layer, a conveying surface is formed between the upper layer and the lower layer of the guide roller set 11, the plastic film belt is conveyed through the conveying surface, and the conveying direction is from the rear end to the front end.

When the utility model is used, a plastic film strip produced by a blow molding machine is conveyed to the rear end of a rack 10, the plastic film strip passes through a guide roller group 11 and then reaches a wind-up roller 6 of a first station 1, a cylinder 8 is started, a piston rod 71 moves linearly, the piston rod 71 pushes a nut 82 on a rotating shaft 81 of a motor 8 on a mounting seat 102 to be connected with the end part of the wind-up roller 6 in a screwing way, and the rotating shaft 81 of the motor 8 drives the wind-up roller 6 to rotate anticlockwise for winding; when the thickness of the plastic film strip on the winding roller 6 reaches the standard, the air cylinder 8 on the frame 10 is started to push the piston rod 71 to move linearly, the nut 82 of the rotating shaft 81 of the motor 8 on the mounting seat 102 is rotated and separated from the left end of the winding roller 6, the driving motor in the base 101 can drive the central shaft 51 to rotate, the two corresponding turntables 5 synchronously rotate anticlockwise, the finished winding roller 6 on the first station 1 rotates to the second station 2, the empty winding roller 6 on the corresponding fourth station 4 continues to wind the plastic film strip to the first station 1, and the winding continuity is high; between the first station 1 and the second station 2, the upper slitting knife 9 cuts the plastic film strip, and the worker takes out the completed winding roller 6 from the second station 2 and then puts in a new winding roller 6.

It is to be understood that the present invention has been described with reference to certain embodiments and that various changes or equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention as defined by the appended claims. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The winding device for the blow molding machine is characterized by comprising a rack (10), wherein the rack (10) comprises an input end and an output end, the output end is provided with a winding device and a film slitting mechanism, the winding device comprises a base (101) arranged on the rack (10) and a rotatable rotating mechanism arranged above the base (101), the rotating mechanism is provided with a rotating axis, the rotating axis is arranged along the left and right direction, a first station (1), a second station (2), a third station (3) and a fourth station (4) are formed on the rack (10), the first station (1), the second station (2), the third station (3) and the fourth station (4) uniformly surround the rotating axis of the rotating mechanism, and the first station (1) and the third station (3) are positioned in the up-down direction of the rotating axis of the rotating mechanism, the winding machine is characterized in that the second station (2) and the fourth station (4) are located in the front-back direction of the rotation axis of the rotating mechanism, winding rollers (6) are arranged at the first station (1), the second station (2), the third station (3) and the fourth station (4), the winding rollers (6) are rotatably arranged on the rotating mechanism, and the rotating mechanism drives the winding rollers (6) to rotate around the rotation axis.

2. Windup for a blow molding machine according to claim 1, characterized in that a drive mechanism is provided at the output of the machine frame (10) for driving connection with the windup roller (6) turned to the first station (1).

3. Windup for a blow molding machine according to claim 1, wherein the rotation mechanism comprises two symmetrically arranged turntables (5), and a central shaft (51) connecting the two turntables, wherein the axis of the central shaft (51) coincides with the rotation axis of the rotation mechanism, both ends of the central shaft (51) extend through the two turntables (5) to the left and right, and both ends of the central shaft (51) are rotatably mounted on the base (101).

4. The winding device for the blow molding machine according to claim 3, wherein the rotating mechanism is provided with an installation part corresponding to the winding roller (6), the installation part comprises a groove (53) formed in the turntable (5) and a limiting block (52) matched with the groove (53), the limiting block (52) is detachably installed in the groove (53), a rotating space is formed between the limiting block (52) and the groove (53), and two ends of the winding roller (6) are rotatably connected with the two turntables (5) through the rotating space.

5. Windup for a blow molding machine according to claim 2, characterized in that the drive mechanism comprises a mounting base arranged on the frame to be movable left and right, and a motor (8) arranged on the mounting base, wherein a connecting part for detachably connecting with the left end of the take-up roller (6) is arranged on a rotating shaft (81) of the motor (8).

6. Windup for a blow molding machine according to claim 5, characterized in that the connection part comprises a connection nut (82) arranged at the end of the rotation shaft (81) of the motor (8) and a connection thread arranged at the left end surface of the windup roller (6).

7. Windup for a blow molding machine according to claim 1, characterized in that the film slitting mechanism comprises a slitting knife (9) which is arranged up and down on the machine frame, the slitting knife (9) being located between the first station (1) and the second station (2).

8. Winding device for a blow moulding machine according to claim 1, characterised in that two limit stop discs (61) are provided in the middle section of the winding roller (6), between which two limit stop discs (61) a winding area is formed.

9. Windup for a blow molding machine according to claim 1, characterized in that a set of guide rollers (13) is provided at the input end of the machine frame (10), the transport direction of the set of guide rollers (13) being from the input end to the output end.