CN217650575U

CN217650575U - Cutting device of PE plastic film blowing machine

Info

Publication number: CN217650575U
Application number: CN202221973953.2U
Authority: CN
Inventors: 欧阳小平; 聂剑波
Original assignee: Changsha Longxing Plastics Co ltd
Current assignee: Changsha Longxing Plastics Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-10-25
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a PE plastics inflation film manufacturing machine cutting device, which comprises a supporting pedestal and is characterized by further comprising, support two pillars of fixedly connected with on the base, the mounting groove has all been seted up to relative one side on two pillars, all be provided with supporting shoe and bottom suspension fagging in two mounting grooves, it is provided with same lower compression roller to rotate between two bottom suspension fagging, it is provided with same last compression roller to rotate between the supporting shoe to go up two, the top fixed mounting who goes up the supporting shoe has two springs, the same backup pad of top fixedly connected with of two springs, the same roof of top fixedly connected with of two pillars, be connected with the adjusting part that two backup pads of drive reciprocated on the roof. The second electric push rod contracts to drive the supporting rod to move downwards, the supporting rod drives the two pressing rods to move downwards with the two supporting plates, the two supporting plates respectively extrude the two springs, and then the pressure between the upper pressing roller and the lower supporting block is increased through the two upper supporting blocks, so that the tensioning degree of the plastic film is increased.

Description

Cutting device of PE plastic film blowing machine

Technical Field

The utility model belongs to the technical field of the inflation film manufacturing machine, especially, relate to a PE plastics inflation film manufacturing machine cutting device.

Background

The film blowing machine is used for heating and melting plastic particles and then blowing the plastic particles into films, is divided into a plurality of types, including PE, POF, PVC and the like, is a new material blown out by using brand-new particles, is uniform in color and luster, clean and good in bag stretching, and mainly comprises an extruder, a machine head, a die head, a cooling device, a foam stabilizing frame, a herringbone plate, a traction roller, a coiling device and the like.

After the inflation film manufacturing machine finishes rolling the plastic film, the film needs to be cut off, the tensioning degree of the plastic film is inconvenient to adjust in the prior art, the cutting positions of the plastic film are uneven, and the quality of finished product packaging is affected.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model provides a PE plastics inflation film manufacturing machine cutting device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a PE plastics inflation film manufacturing machine cutting device, includes the support base, two pillars of fixedly connected with on the support base, two the mounting groove has all been seted up to relative one side on the pillar, two supporting shoe and bottom suspension fagging all are provided with in the mounting groove, the inboard bottom of mounting groove is connected with the driving piece that the drive bottom suspension fagging reciprocated, two it is provided with same lower compression roller, two to rotate between the bottom suspension fagging it is provided with same last compression roller to go up to rotate between the supporting shoe, the top fixed mounting of going up the supporting shoe has two springs, two the same backup pad of top fixedly connected with of spring, two the same roof of top fixedly connected with of pillar, be connected with the adjusting part that two backup pads of drive reciprocated on the roof, two first fixed plates of fixedly connected with on the support base, two cutting knives are provided with between the first fixed plate, the first fixed plate lateral wall is connected with the drive assembly that two cutting knives of drive removed.

Preferably, the driving part comprises a first electric push rod, the first electric push rod is fixedly installed at the bottom of the inner side of the installation groove, and the output end of the first electric push rod is fixedly connected with the lower support block.

Preferably, the adjusting part includes second electric putter, branch and depression bar, second electric putter fixed mounting is on the roof, branch and second electric putter's output fixed connection, the depression bar is provided with two, two the top of depression bar all with branch fixed connection, two the bottom of depression bar slides respectively and runs through two pillar roof and with backup pad fixed connection.

Preferably, the driving assembly is provided with two sets, two sets of the driving assembly all includes a motor, a screw rod and a lifting plate, the motor is fixedly installed on the side wall of the first fixing plate, the screw rod is fixedly connected with the output end of the motor, the lifting plate is provided with two, the lifting plate is all in threaded connection with the screw rod, two, the two ends of the cutting knife are all fixedly connected with connecting blocks, and the connecting blocks on the same side all penetrate through the first fixing plate and are fixedly connected with the lifting plate.

Preferably, two first fixing plates are provided with sliding grooves, and the four connecting blocks are arranged in the two sliding grooves in a sliding mode respectively.

Preferably, the support base is fixedly connected with two second fixing plates, and the two second fixing plates are rotatably connected with the same winding roller.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the plastic film is clamped by an upper compression roller and a lower compression roller, the plastic film is wound by a winding roller, two motors drive two lead screws to rotate, two lifting plates on the same side move oppositely, four lifting plates drive two cutting knives to move oppositely, and the plastic film is cut off by the two cutting knives;

2. the second electric putter contracts, drives branch downstream, and branch drives two depression bars to with two backup pads downstream, two springs are extruded respectively to two backup pads for go up the bracer and have the downstream trend, and then increase through two last bracers and go up pressure between compression roller and the bottom suspension bracer, and then increase plastic film's tensioning degree.

Drawings

FIG. 1 is a schematic structural view of the whole cutting device of the PE plastic film blowing machine provided by the utility model;

FIG. 2 is a schematic structural view of a cutting knife of the cutting device of the PE plastic film blowing machine of the present invention;

fig. 3 is the utility model provides an inboard schematic structure of PE plastics inflation film manufacturing machine cutting device mounting groove.

In the figure: 1. a support base; 2. a support post; 3. mounting grooves; 4. an upper support block; 5. a lower support block; 6. a lower pressing roller; 7. an upper compression roller; 8. a spring; 9. a support plate; 10. a top plate; 11. a first fixing plate; 12. a cutting knife; 13. a first electric push rod; 14. a second electric push rod; 15. a strut; 16. a pressure lever; 17. a motor; 18. a lead screw; 19. a lifting plate; 20. connecting blocks; 21. a second fixing plate; 22. and (7) winding the roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a PE plastic film blowing machine cutting device, including supporting base 1, two pillars 2 of fixedly connected with on the supporting base 1, mounting groove 3 has all been seted up to relative one side on two pillars 2, all be provided with supporting shoe 4 and bottom suspension splice 5 in two

mounting grooves

3, 3 inboard bottoms in mounting groove are connected with the driving piece that the supporting shoe 5 reciprocated under the drive, the driving piece includes first

electric putter

13, 13 fixed mounting of first electric putter is in 3 inboard bottoms in mounting groove, the output and the 5 fixed connection of bottom suspension splice of first electric putter 13. Rotate between two lower support blocks 5 and be provided with same bottom suspension peak 6, rotate between two upper support blocks 4 and be provided with same top suspension peak 7, offset with bottom suspension peak 6 through top suspension peak 7, and then with the plastic film centre gripping, along with plastic film's removal, can drive top suspension peak 7 and rotate with bottom suspension peak 6.

Go up two springs 8 of top fixed mounting of bracer 4, the same backup pad 9 of the top fixedly connected with of two springs 8, the same roof 10 of the top fixedly connected with of two pillars 2, be connected with the adjusting part that two backup pads 9 of drive reciprocated on the roof 10, adjusting part includes second electric putter 14, branch 15 and

depression bar

16, 14 fixed mounting of second electric putter is on roof 10,

branch

15 and 14 output fixed connection of second electric putter, depression bar 16 is provided with two, two depression bar 16's top all with branch 15 fixed connection, two depression bar 16's bottom slides respectively and runs through two pillars 2 roof and with backup pad 9 fixed connection.

Referring to fig. 2, two first fixing plates 11 are fixedly connected to the support base 1, two cutting knives 12 are arranged between the two first fixing plates 11, the side wall of each first fixing plate 11 is connected with a driving assembly for driving the two cutting knives 12 to move, the driving assembly is provided with two groups, the driving assembly comprises a motor 17, a screw 18 and a lifting plate 19, the motor 17 is fixedly installed on the side wall of the first fixing plate 11, the screw 18 is fixedly connected with the output end of the motor 17, the lifting plate 19 is provided with two groups, the two lifting plates 19 are both in threaded connection with the screw 18, two threads with opposite screw directions are arranged on the screw 18, connecting blocks 20 are fixedly connected to the two ends of the two cutting knives 12, and the two connecting blocks 20 on the same side all penetrate through the first fixing plates 11 and are fixedly connected with the lifting plates 19.

Referring to fig. 2, the sliding grooves are formed in the two first fixing plates 11, and the four connecting blocks 20 are slidably arranged in the two sliding grooves respectively, so that the connecting blocks 20 can move up and down conveniently.

Referring to fig. 2, two second fixing plates 21 are fixedly connected to the supporting base 1, and the same wind-up roll 22 is rotatably connected between the two second fixing plates 21.

Now, the operation principle of the present invention is described as follows: the plastic film is clamped by the upper pressing roller 7 and the lower pressing roller 6, passes through the two cutting knives 12 and is wound by the winding roller 22. First electric putter 13 is flexible, it reciprocates to drive supporting shoe 5 down, the position of compression roller 7 and lower compression roller 6 on the adjustable, and then adjust plastic film's centre gripping height, second electric putter 14 contracts, drive branch 15 downstream, branch 15 drives two depression bars 16 downstream, two depression bars 16 drive two backup pad 9 downstream, two backup pad 9 extrude two springs 8 respectively, and then the restoring force effect through two springs 8, make and go up supporting shoe 4 and have the downward movement trend, and then through two pressure between supporting shoe 4 increase upper compression roller 7 and the bottom suspension bracer 5, and then increase plastic film's tensioning degree. Two motors 17 drive two lead screws 18 to rotate, so that two lifting plates 19 on the same side move in opposite directions, the four lifting plates 19 drive two cutting knives 12 to move in opposite directions, and the plastic film is cut off through the two cutting knives 12.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a PE plastics inflation film manufacturing machine cutting device, includes and supports base (1), its characterized in that, support two pillars of fixedly connected with (2), two on base (1) mounting groove (3), two have all been seted up to relative one side on pillar (2) all be provided with in mounting groove (3) supporting shoe (4) and bottom suspension splice (5), mounting groove (3) inboard bottom is connected with the driving piece that drive bottom suspension splice (5) reciprocated, two it is provided with same bottom suspension clamp roller (6), two to rotate between bottom suspension splice (5) it is provided with same last compression roller (7) to rotate between top suspension splice (4), the top fixed mounting of going up supporting shoe (4) has two springs (8), two the same backup pad (9) of top fixedly connected with of spring (8), two the same roof (10) of top fixedly connected with of pillar (2), be connected with the adjusting part that drives two backup pads (9) and reciprocate on roof (10), support base (1) two first fixed plate (11), two be provided with between first fixed plate (11), first cutting knife (12) drive the lateral wall drive assembly (12) is connected with two cutting knife drive assemblies and removes.

2. The cutting device of the PE plastic film blowing machine according to claim 1, wherein the driving member comprises a first electric push rod (13), the first electric push rod (13) is fixedly installed at the bottom of the inner side of the installation groove (3), and the output end of the first electric push rod (13) is fixedly connected with the lower support block (5).

3. The cutting device of the PE plastic film blowing machine according to claim 1, wherein the adjusting assembly comprises a second electric push rod (14), a support rod (15) and two pressure rods (16), the second electric push rod (14) is fixedly installed on the top plate (10), the support rod (15) is fixedly connected with the output end of the second electric push rod (14), the number of the pressure rods (16) is two, the top ends of the two pressure rods (16) are fixedly connected with the support rod (15), and the bottom ends of the two pressure rods (16) respectively penetrate through the top walls of the two support columns (2) in a sliding mode and are fixedly connected with the support plate (9).

4. The cutting device for the PE plastic film blowing machine according to claim 1, wherein the two sets of driving assemblies are provided, each set of driving assemblies comprises a motor (17), a lead screw (18) and a lifting plate (19), the motors (17) are fixedly mounted on the side wall of the first fixing plate (11), the lead screws (18) are fixedly connected with the output ends of the motors (17), the two lifting plates (19) are provided, the two lifting plates (19) are both in threaded connection with the lead screws (18), both ends of the two cutting knives (12) are both fixedly connected with connecting blocks (20), and the two connecting blocks (20) on the same side penetrate through the first fixing plate (11) and are both fixedly connected with the lifting plates (19).

5. The cutting device of the PE plastic film blowing machine according to claim 4, wherein two first fixing plates (11) are provided with sliding grooves, and the four connecting blocks (20) are respectively slidably arranged in the two sliding grooves.

6. The cutting device of the PE plastic film blowing machine according to claim 1, wherein two second fixing plates (21) are fixedly connected to the supporting base (1), and a winding roller (22) is rotatably connected between the two second fixing plates (21).