CN215478606U

CN215478606U - Rotary traction device for blown film

Info

Publication number: CN215478606U
Application number: CN202121396395.3U
Authority: CN
Inventors: 陆香; 刘钦龙; 王知军
Original assignee: QINGDAO YONGCHANG PLASTIC CO LTD
Current assignee: QINGDAO YONGCHANG PLASTIC CO LTD
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-01-11
Anticipated expiration: 2031-06-23

Abstract

The utility model relates to the technical field of production and processing, in particular to a blown film rotary traction device which improves the winding efficiency of the device, increases the working stability and improves the operation convenience; the on-line screen storage device comprises a base, the support frame, the transmission arm, the back shaft, first bearing, the worm wheel, the motor frame, a servo motor, the driving gear, a controller, fixture and tilting mechanism, install on the base top support frame bottom, the support frame top is provided with the connecting hole, both ends middle part around the transmission arm is installed to the back shaft symmetry, worm wheel rear end coaxial arrangement is at the back shaft front end, a servo motor passes through the motor frame to be installed in base top left side, the driving gear is connected with fixture meshing transmission, the support frame front end is installed to the controller rear end, fixture symmetry respectively installs both ends about the transmission arm, tilting mechanism installs at the support frame front end, the tilting mechanism output is connected with worm wheel meshing transmission, a servo motor passes through wire electric property intercommunication with the controller.

Description

Rotary traction device for blown film

Technical Field

The utility model relates to the technical field of production and processing, in particular to a blown film rotary traction device.

Background

Film blowing, also known as flat-folded film tube extrusion or blown film extrusion, is a major method for producing plastic films. The plastic is added into an extruder to be extruded into a cylinder (tube) shape from an annular gap of a front end die after being melted, compressed air is introduced from a central hole of a core rod of a machine head to blow the cylinder into a bubble tube shape (generally blown by 2 to 3 times), the longitudinal and transverse directions are extended to obtain the bubble tube with a certain blowing multiple, the bubble tube is cooled by an outer air ring (sometimes internally cooled), then the bubble tube is flattened by a guide clamping plate and a traction clamping roller to prevent the air in the bubble tube from leaking to maintain the required constant blowing pressure, the flattened bubble tube becomes a flat-folded double-layer film, and finally the flat-folded double-layer film enters a coiling device to be coiled.

After the rolling of the rolling device after the existing film blowing is finished, the rolling roller needs to be replaced and then rolled, and the production process is influenced mutually due to the complex replacement process, so that the working efficiency is reduced, and the operation process is complex.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a blown film rotating and drawing device which improves the rolling efficiency of the device, increases the working stability and improves the operation convenience.

The utility model discloses a blown film rotary traction device, which comprises a base, a support frame, a transmission arm, a support shaft, a first bearing, a worm wheel, a motor frame, a first servo motor, a driving gear, a controller, a clamping mechanism and a turnover mechanism, wherein the bottom end of the support frame is arranged at the top end of the base, the top end of the support frame is provided with a connecting hole, the support shaft is symmetrically arranged at the middle parts of the front and rear ends of the transmission arm, the support shaft is respectively matched and rotatably connected with the connecting hole at the top end of the support frame through the first bearing, the rear end of the worm wheel is coaxially arranged at the front end of the support shaft, the first servo motor is arranged at the left side of the top end of the base through the motor frame, the front end of the driving gear is coaxially arranged at the rear end of the first servo motor, the driving gear is engaged and rotatably connected with the clamping mechanism, the rear end of the controller is arranged at the front end of the support frame, the clamping mechanism is respectively symmetrically arranged at the left and right ends of the transmission arm, the turnover mechanism is arranged at the front end of the support frame, the output end of the turnover mechanism is in meshed transmission connection with the worm wheel, and the first servo motor is electrically communicated with the controller through a lead.

The utility model relates to a blown film rotary traction device which comprises a clamping device, a fixed clamp, a second bearing, a driven gear, a threaded rod, a third bearing, a movable clamp and a nut, wherein a transmission shaft is arranged at the rear end of the fixed clamp, shaft holes are formed in the left end and the right end of a front arm of a transmission arm, a connecting shaft of the fixed clamp is respectively matched and rotatably connected with the shaft holes of the transmission arm through the second bearing, the rear end of the second bearing is respectively and coaxially arranged at the front end of the connecting shaft of the fixed clamp, the second bearing is respectively engaged and rotatably connected with a driving gear, mounting holes are formed in the left end and the right end of a rear wall of the transmission arm, the nut is respectively fixed in the mounting holes of the transmission arm, the threaded rod is respectively and rotatably connected with the nut through the third bearing, and the front end of the threaded rod is rotatably connected with a rear fixing groove of the movable clamp.

The utility model discloses a blown film rotating traction device, wherein a turnover device comprises a motor base, a second servo motor and a worm, the second servo motor is arranged at the front end of a support frame through the motor base, the right end of the worm is coaxially arranged at the left output end of the second servo motor, the worm is in meshing transmission connection with a worm wheel, and the second servo motor is electrically connected with a controller through a lead.

The rotary traction device for the blown film further comprises a connecting arm, a sliding strip, a sliding rail and a cutting knife, wherein the right end of the connecting arm is installed at the left end of the supporting frame, the sliding strip is fixedly installed inside a through groove at the top end of the connecting arm, the sliding rail is matched and slidably connected with the sliding strip, and the top end of the cutting knife is installed on the rear side of the bottom end of the sliding rail.

The rotary traction device for the blown film further comprises a push-pull rod, and the rear end of the push-pull rod is arranged at the front end of the sliding rail.

The rotary traction device for the blown film further comprises a plurality of adjusting feet, and the top ends of the adjusting feet are respectively installed at the bottom end of the base.

The blown film rotary traction device also comprises an adjusting hand wheel, wherein the front end of the adjusting hand wheel is coaxially arranged at the rear end of the threaded rod respectively.

The blown film rotary traction device also comprises a connecting seat, the rear end of the connecting seat is installed at the front end of the supporting frame, and the left end of the worm is matched and rotatably connected with the right end of the connecting seat.

Compared with the prior art, the utility model has the beneficial effects that: make support frame and motor frame stabilizing support through the base, make the driving arm stabilizing support at the base top through the support frame, make driving arm and driving arm rotate to be connected through driving arm and back shaft cooperation, make fixture stabilizing support at the base top through the driving arm, make the wind-up roll fix a position the rotation support through fixture, make first servo motor stabilizing support on the base top through the motor frame, it rotates and makes the wind-up roll rotate to go on with the coiling mechanism cooperation through first servo motor drive driving gear, make the driving arm provide upset power through tilting mechanism and worm wheel cooperation, it separately goes on to make device blowing film rolling and lapping change through the driving arm upset, make first servo motor and tilting mechanism carry out on-off control through the controller, improve device rolling efficiency, increase job stabilization nature, improve the convenience of operation.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic top cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 3;

in the drawings, the reference numbers: 1. a base; 2. a support frame; 3. a drive arm; 4. a support shaft; 5. a first bearing; 6. a worm gear; 7. a motor frame; 8. a first servo motor; 9. a driving gear; 10. A controller; 11. fixing the clamp; 12. a second bearing; 13. a driven gear; 14. a threaded rod; 15. a third bearing; 16. moving the clamp; 17. a motor base; 18. a second servo motor; 19. a worm; 20. a connecting arm; 21. a slide bar; 22. a slide rail; 23. a cutting knife; 24. a push rod ring; 25. adjusting the bottom feet; 26. adjusting a hand wheel; 27. a connecting seat; 30. and a nut.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

As shown in figures 1 to 4, the rotary traction device for blown film of the utility model comprises a base 1, a support frame 2, a transmission arm 3, a support shaft 4, a first bearing 5, a worm wheel 6, a motor frame 7, a first servo motor 8, a driving gear 9, a controller 10, a clamping mechanism and a turnover mechanism, wherein the bottom end of the support frame 2 is arranged at the top end of the base 1, the top end of the support frame 2 is provided with a connecting hole, the support shaft 4 is symmetrically arranged at the middle part of the front end and the rear end of the transmission arm 3, the support shaft 4 is respectively matched and rotatably connected with the connecting hole at the top end of the support frame 2 through the first bearing 5, the rear end of the worm wheel 6 is coaxially arranged at the front end of the support shaft 4, the first servo motor 8 is arranged at the left side of the top end of the base 1 through the motor frame 7, the front end of the driving gear 9 is coaxially arranged at the output end of the rear side of the first servo motor 8, the driving gear 9 is engaged and connected with the clamping mechanism, the rear end of the controller 10 is arranged at the front end of the support frame 2, the clamping mechanisms are respectively and symmetrically arranged at the left end and the right end of the transmission arm 3, the turnover mechanism is arranged at the front end of the support frame 2, the output end of the turnover mechanism is in meshed transmission connection with the worm wheel 6, and the first servo motor 8 is electrically communicated with the controller 10 through a lead; the support frame 2 and the motor frame 7 are stably supported through the base 1, the transmission arm 3 is stably supported on the top of the base 1 through the support frame 2, the transmission arm 3 is rotatably connected with the transmission arm 3 through the cooperation of the transmission arm 3 and the support shaft 4, the clamping mechanism is stably supported on the top of the base 1 through the transmission arm 3, the wind-up roll is positioned and rotatably supported through the clamping mechanism, the first servo motor 8 is stably supported on the top end of the base 1 through the motor frame 7, the driving gear 9 is driven to rotate through the first servo motor 8 and is matched with the winding device to rotate the wind-up roll, the transmission arm 3 is used for providing overturning power through the cooperation of the overturning mechanism and the worm wheel 6, the winding of the blown film of the device is separately carried out through the overturning of the transmission arm 3, the first servo motor 8 and the overturning mechanism are subjected to on-off control through the controller 10, and the winding efficiency of the device is improved, the working stability is improved, and the operation convenience is improved.

The utility model relates to a blown film rotary traction device, which comprises a clamping device, a fixed clamp 11, a second bearing 12, a driven gear 13, a threaded rod 14, a third bearing 15, a movable clamp 16 and a nut 30, wherein the rear end of the fixed clamp 11 is provided with a transmission shaft, the left end and the right end of the front arm of a transmission arm 3 are provided with shaft holes, a connecting shaft of the fixed clamp 11 is respectively matched and rotatably connected with the shaft holes of the transmission arm 3 through the second bearing 12, the rear end of the second bearing 12 is respectively and coaxially arranged at the front end of the connecting shaft of the fixed clamp 11, the second bearing 12 is respectively engaged and rotatably connected with a driving gear 9, the left end and the right end of the rear wall of the transmission arm 3 are provided with mounting holes, the nut 30 is respectively fixed inside the mounting hole of the transmission arm 3, the threaded rod 14 is respectively and spirally connected with the nut 30, and the front end of the threaded rod 14 is respectively and rotatably connected with the rear end fixing grooves of the movable clamp 16 through the third bearing 15; make mounting fixture 11 rotate respectively through second bearing 12 and install both ends about driving arm 3, first servo motor 8 rotates and connects through driving gear 9 and driven gear 13 meshing and make mounting fixture 11 provide rotation power, it is connected with threaded rod 14 rotation to make removal anchor clamps 16 rotate through third bearing 15, it supports to make removal anchor clamps 16 rotate through threaded rod 14, it connects to make mounting fixture 11 and removal anchor clamps 16 interval adjust with nut 30 spiral shell dress through threaded rod 14 rotation, rotate through the wind-up roll and make the blown film carry out the rolling winding, the convenience is changed to the wind-up roll, increase size adaptability, reduce and use the limitation.

The utility model discloses a blown film rotating traction device, wherein a turnover device comprises a motor base 17, a second servo motor 18 and a worm 19, the second servo motor 18 is arranged at the front end of a support frame 2 through the motor base 17, the right end of the worm 19 is coaxially arranged at the left output end of the second servo motor 18, the worm 19 is in meshing transmission connection with a worm wheel 6, and the second servo motor 18 is electrically connected with a controller 10 through a lead; make second servo motor 18 stable mounting at support frame 2 front end through motor cabinet 17, second servo motor 18 rotates and makes driving arm 3 provide rotation power through worm 19 and the meshing of worm wheel 6, makes both sides fixture carry out the position through the upset of driving arm 3 and exchanges, goes on rolling and change respectively, improves device work efficiency, increases job stabilization nature.

The rotary traction device for the blown film further comprises a connecting arm 20, a sliding strip 21, a sliding rail 22 and a cutting knife 23, wherein the right end of the connecting arm 20 is installed at the left end of the support frame 2, the sliding strip 21 is fixedly installed inside a through groove at the top end of the connecting arm 20, the sliding rail 22 is in sliding connection with the sliding strip 21 in a matched mode, and the top end of the cutting knife 23 is installed on the rear side of the bottom end of the sliding rail 22; make slide rail 22 slide through linking arm 20 and draw runner 21 cooperation and support at base 1 top, drive cutting knife 23 through slide rail 22 and remove and make the blown film of connection on two wind-up rolls simultaneously cut, improve device simple operation nature, improve production efficiency.

The rotary traction device for the blown film further comprises a push-pull rod 24, wherein the rear end of the push-pull rod 24 is arranged at the front end of the sliding rail 22; the push-pull rod 24 increases the convenience of pushing and pulling the slide rail 22, improves the adaptability of the device, and improves the working efficiency.

The rotary traction device for the blown film further comprises a plurality of adjusting feet 25, wherein the top ends of the adjusting feet 25 are respectively arranged at the bottom end of the base 1; make device stable support through the cooperation of a plurality of regulation footing 25, improve device job stabilization nature, improve place adaptability, reduce and use the limitation.

The rotary traction device for the blown film further comprises an adjusting hand wheel 26, wherein the front end of the adjusting hand wheel 26 is coaxially arranged at the rear end of the threaded rod 14 respectively; make threaded rod 14 rotate the degree of difficulty through adjusting hand wheel 26 and reduce, improve mounting fixture 11 wind-up roll change efficiency, increase the simple operation nature, will hang down the use limitation.

The rotary traction device for the blown film further comprises a connecting seat 27, the rear end of the connecting seat 27 is installed at the front end of the support frame 2, and the left end of the worm 19 is matched and rotatably connected with the right end of the connecting seat 27; the engagement connection strength of the worm 19 and the worm wheel 6 is increased through the connecting seat 27, the working stability of the device is improved, and the service life of the device is prolonged.

The utility model relates to a blown film rotary traction device, which comprises a controller 10, a first servo motor 8, a driving gear 9, a driven gear 13, a fixed clamp 11, a winding roller, a driving arm 3, a second servo motor 18, a cutting knife 23, a push-pull rod 24, a first servo motor 8, a second servo motor 10, a winding roller, a first servo motor 8, a second servo motor 18, a worm 19, a worm wheel 6, a driving arm 3, a second servo motor 18, a first servo motor 8, a second servo motor 3, a first servo motor 8, a second servo motor 3, a second servo motor 3, a second servo motor 8, a second servo motor 8, a third servo motor, a fourth servo motor, a third servo motor, a fourth servo motor, a third servo motor, a fourth servo motor, a third a fourth servo motor, a fourth servo motor, a fourth, a fourth servo motor, a fourth servo motor, a fourth, a fourth servo motor, a fourth, and then the winding roller with the winding completed at the right end is assembled and disassembled more smoothly by rotating the adjusting hand wheel 26.

The installation mode, the connection mode or the arrangement mode of the blown film rotary traction device are common mechanical modes, and the blown film rotary traction device can be implemented as long as the beneficial effects of the blown film rotary traction device can be achieved; the first servo motor 8 and the second servo motor 18 of the blown film rotary traction device are purchased from the market, and the technical personnel in the industry only need to install and operate according to the attached operating instructions.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A blown film rotary traction device is characterized by comprising a base (1), a support frame (2), a transmission arm (3), a support shaft (4), a first bearing (5), a worm wheel (6), a motor frame (7), a first servo motor (8), a driving gear (9), a controller (10), a clamping mechanism and a turnover mechanism, wherein the bottom end of the support frame (2) is installed at the top end of the base (1), a connecting hole is formed in the top end of the support frame (2), the support shaft (4) is symmetrically installed in the middle of the front end and the rear end of the transmission arm (3), the support shaft (4) is respectively matched and rotatably connected with the connecting hole in the top end of the support frame (2) through the first bearing (5), the rear end of the worm wheel (6) is coaxially installed at the front end of the support shaft (4), the first servo motor (8) is installed on the left side of the top end of the base (1) through the motor frame (7), the front end of the driving gear (9) is coaxially installed at the output end of the rear side of the first servo motor (8), driving gear (9) are connected with fixture meshing transmission, and install in support frame (2) front end controller (10) rear end, and fixture symmetry respectively installs both ends about driving arm (3), and tilting mechanism installs in support frame (2) front end, and the tilting mechanism output is connected with worm wheel (6) meshing transmission, and first servo motor (8) pass through wire electrical property intercommunication with controller (10).

2. The rotary drawing device for blown film according to claim 1, wherein the holding device comprises a fixed clamp (11), a second bearing (12), a driven gear (13), a threaded rod (14), a third bearing (15), a movable clamp (16) and a nut (30), the rear end of the fixed clamp (11) is provided with a transmission shaft, the left and right ends of the front arm of the transmission arm (3) are provided with shaft holes, a connecting shaft of the fixed clamp (11) is respectively matched and rotatably connected with the shaft holes of the transmission arm (3) through the second bearing (12), the rear end of the second bearing (12) is respectively coaxially installed at the front end of the connecting shaft of the fixed clamp (11), the second bearing (12) is respectively engaged and rotatably connected with the driving gear (9), the left and right ends of the rear wall of the transmission arm (3) are provided with mounting holes, the nut (30) is respectively fixed inside the mounting hole of the transmission arm (3), the threaded rod (14) is respectively threadedly connected with the nut (30), the front end of the threaded rod (14) is respectively connected with the rear end fixed groove of the movable clamp (16) through a third bearing (15) in a rotating way.

3. The blown film rotary traction device as claimed in claim 1, wherein the turnover device comprises a motor base (17), a second servo motor (18) and a worm (19), the second servo motor (18) is installed at the front end of the support frame (2) through the motor base (17), the right end of the worm (19) is coaxially installed at the left output end of the second servo motor (18), the worm (19) is in meshing transmission connection with the worm wheel (6), and the second servo motor (18) is electrically connected with the controller (10) through a lead.

4. The rotary drawing device for blown films according to claim 1, further comprising a connecting arm (20), a sliding bar (21), a sliding rail (22) and a cutting knife (23), wherein the right end of the connecting arm (20) is installed at the left end of the supporting frame (2), the sliding bar (21) is fixedly installed inside the through groove at the top end of the connecting arm (20), the sliding rail (22) is in sliding connection with the sliding bar (21) in a matching manner, and the top end of the cutting knife (23) is installed at the rear side of the bottom end of the sliding rail (22).

5. The apparatus for drawing blown film in a rotating manner as claimed in claim 1, further comprising a push-pull rod (24), wherein the rear end of the push-pull rod (24) is mounted on the front end of the slide rail (22).

6. The device for drawing blown film in rotation as claimed in claim 1, further comprising a plurality of adjustment feet (25), wherein the top ends of the plurality of adjustment feet (25) are respectively mounted on the bottom ends of the base (1).

7. The blown film rotary drawing device according to claim 1, further comprising an adjusting hand wheel (26), wherein the front ends of the adjusting hand wheel (26) are coaxially installed at the rear ends of the threaded rods (14), respectively.

8. The rotary drawing device for blown films as claimed in claim 1, further comprising a connecting base (27), wherein the rear end of the connecting base (27) is mounted at the front end of the supporting frame (2), and the left end of the worm (19) is connected with the right end of the connecting base (27) in a matching and rotating manner.