CN218057690U

CN218057690U - Membrane winding device of film blowing machine

Info

Publication number: CN218057690U
Application number: CN202221767032.0U
Authority: CN
Inventors: 胡志荣
Original assignee: Dongguan Yuexing Packaging Materials Co ltd
Current assignee: Dongguan Yuexing Packaging Materials Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-12-16
Anticipated expiration: 2032-07-11

Abstract

The utility model relates to a inflation film manufacturing machine diaphragm roll-up device, it includes two backup pads and locates two coiling roller between the backup pad and be used for the drive the rotatory driving motor of coiling roller, two rotate between the backup pad and be provided with the switching axle, it has two branches to divide equally respectively the rigid coupling in switching axle both ends, the coiling roller is equipped with two and rotates respectively and sets up two at two sets of homonymies between the branch, be equipped with in the backup pad be used for with driving motor power transmission to one of them unilateral drive mechanism on the coiling roller, still be equipped with in the backup pad and be used for rotating and locking the roll change mechanism of switching axle. This application can be with driving motor's power transmission to the winding roller of idle through the unilateral drive mechanism who sets up, and idle winding roller can carry out the rolling to continuous production's diaphragm this moment, need not to shut down to can ensure inflation film manufacturing machine's production efficiency as far as possible.

Description

Film rolling device of film blowing machine

Technical Field

The application relates to the technical field of coiling mechanisms, in particular to a film coiling mechanism of a film blowing machine.

Background

The blown film is a method for processing plastics, and is a plastic processing technology for heating and melting plastic particles and then blowing the plastic particles into a film. The processing technology is embodied as a plastic film blowing machine, the plastic film blowing machine is a mechanical device special for producing plastic films, and the produced plastic films are widely used for inner and outer packaging of foods, planting, clothes, textiles, cultivation, daily necessities and the like. The produced film is generally packaged in a roll-to-roll manner.

Chinese patent with publication number CN216511782U among the correlation technique provides a plastic film roll-up mechanism of plastics inflation film manufacturing machine, including bottom plate and backup pad, the upper surface both sides of bottom plate are all fixed and are provided with first curb plate, two rotate between the first curb plate and be provided with the bull stick, two the backup pad sets up respectively in the inboard of the first curb plate that corresponds, two the lower extreme of backup pad all cup joints with the bull stick is fixed, two the cavity has all been seted up to the inside of backup pad, two logical groove has all been seted up to the upper end front side of cavity, two the bar mouth has all been seted up to one side that the cavity is close to, two the inside wall of cavity all rotates and is provided with the connection shell, one side the outside of backup pad is provided with the motor, two be provided with the winding roller between the backup pad, the both ends of winding roller are all fixed and are provided with the connecting axle. The utility model discloses a can labour saving and time saving dismantle the winding roller, great improvement work efficiency.

The related art described above has the following drawbacks: in actual production, the inflation film manufacturing machine is generally continuous production, and when the winding roller is completely wound and replaced, the inflation film manufacturing machine needs to be stopped, and the production efficiency of the membrane can be influenced.

SUMMERY OF THE UTILITY MODEL

Need shut down the inflation film manufacturing machine and influence production efficiency's problem when rolling up the roller in order to improve the change, this application provides a inflation film manufacturing machine diaphragm roll-up device.

The application provides a pair of inflation film manufacturing machine diaphragm roll-up device adopts following technical scheme:

the utility model provides a inflation film manufacturing machine diaphragm roll-up device, includes two backup pads and locates two winding roll between the backup pad and be used for the drive the rotatory driving motor of winding roll, two it is provided with the switching axle to rotate between the backup pad, it has two branches to divide equally to divide respectively at switching axle both ends, winding roll is equipped with two and rotates respectively and sets up two at two sets of homonymies between the branch, be equipped with in the backup pad be used for with driving motor power transmission is to one of them unilateral drive mechanism on the winding roll, still be equipped with in the backup pad and be used for rotating and locking the mechanism of changing a roll of switching axle.

Furthermore, the unilateral transmission mechanism comprises a rotary drum which is rotatably arranged on the supporting plate, the rotary drum is sleeved outside the switching shaft, the rotary drum is arranged on one side of the supporting plate close to the winding roller and penetrates through the supporting plate, and one end of the rotary drum, far away from the winding roller, is coaxially and fixedly connected with the output end of the driving motor;

the rotary drum is rotatably provided with two transmission parts, the two transmission parts are in one-to-one transmission connection with the two winding rollers, and the rotary drum is provided with a single-side transmission assembly for realizing the synchronous rotation of one of the transmission parts and the rotary drum.

Furthermore, the transmission part is a main chain wheel, the supporting rod is rotatably provided with an auxiliary chain wheel which rotates with the winding roller, and a chain is connected between the main chain wheel and the auxiliary chain wheel in a transmission manner.

Furthermore, the unilateral transmission assembly comprises a switching ring which is arranged on the rotary drum in a sliding mode, the switching ring and the rotary drum are coaxially and synchronously arranged, a plurality of bolts which are arranged along the axial direction of the switching ring are fixedly connected to two axial end faces of the switching ring, and a plurality of slots which are arranged in a one-to-one correspondence mode with the bolts are formed in one side, close to the switching ring, of the main chain wheel.

Furthermore, the main chain wheel is embedded with a magnet in the slot, and the free end of the bolt is provided with a ferromagnetic block.

Furthermore, the reel changing mechanism comprises a worm wheel coaxially and fixedly connected with the switching shaft, the supporting plate is further rotatably provided with a worm meshed with the worm wheel, and the supporting plate is provided with a servo motor for driving the worm to rotate.

Furthermore, the two supporting rods at the same end of the switching shaft are collinear, and the extension lines of the two supporting rods in the length direction pass through the axis of the switching shaft.

Furthermore, at least two guide rollers are erected above the two support plates together, the two guide rollers are parallel, and a gap for the membrane to pass through is reserved between the two guide rollers.

To sum up, the beneficial technical effect of this application does: when the winding device winds the produced membrane, the formed membrane is firstly wound on one winding roller, and after the winding roller finishes winding, the switching shaft is driven to rotate through the winding changing mechanism and is locked in a state that the wound membrane is pressed against the ground; on the unilateral drive mechanism transmits driving motor's power to idle winding roller afterwards, idle winding roller can carry out the rolling to continuous production's diaphragm this moment, need not to shut down to can ensure inflation film manufacturing machine's production efficiency as far as possible.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a sectional view of a roll changing mechanism according to an embodiment of the present application.

Reference numerals: 1. a support plate; 2. a winding roller; 3. a drive motor; 4. a switching shaft; 5. a strut; 6. a rotating drum; 7. a main sprocket; 8. a secondary sprocket; 9. a chain; 10. switching rings; 11. a bolt; 12. a slot; 13. a magnet; 14. a ferromagnetic block; 15. a worm gear; 16. a worm; 17. a servo motor; 18. a guide roller; 19. a slide bar; 20. a chute.

Detailed Description

The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all 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 application.

The embodiment of the application discloses inflation film manufacturing machine diaphragm roll-up device. Referring to fig. 1 and 2, inflation film manufacturing machine diaphragm roll-up device includes two backup pads 1 and locates the winding roller 2 between two backup pads 1 and be used for driving the driving motor 3 that winding roller 2 is rotatory, rotates between two backup pads 1 and is provided with switching shaft 4, and switching shaft 4 both ends are equallyd divide respectively the rigid coupling have two branch 5, and is concrete, two branch 5 collineations of switching shaft 4 homonymy, and the switching shaft 4 axis is all crossed to two branch 5 length direction's extension line.

And the winding roller 2 is provided with two and respectively rotates between two supporting rods 5 arranged at the same side, the supporting plate 1 is provided with a single-side transmission mechanism used for transmitting the power of the driving motor 3 to one of the winding rollers 2, and the supporting plate 1 is also provided with a reel changing mechanism used for rotating and locking the switching shaft 4.

After the arrangement, when the winding device winds the produced membrane, the formed membrane is firstly wound on one winding roller 2, and after the winding roller 2 finishes winding, the switching shaft 4 is driven to rotate through the coil changing mechanism and is locked in a state that the wound membrane props against the ground; on unilateral drive mechanism transmits driving motor 3's power to idle winding roller 2 afterwards, idle winding roller 2 can carry out the rolling to the diaphragm of continuous production this moment, need not to shut down to can ensure inflation film manufacturing machine's production efficiency as far as possible.

During actual setting, refer to fig. 1 and fig. 2, unilateral drive mechanism is including rotating rotary drum 6 that sets up in backup pad 1, rotary drum 6 is located backup pad 1 and is close to one side of winding roller 2 and runs through backup pad 1, 6 covers of rotary drum are established outside switching shaft 4, specifically, install the bearing frame in backup pad 1, rotary drum 6 runs through backup pad 1 and rigid coupling at the bearing frame inner circle, switching shaft 4 wears to establish in rotary drum 6 and the coating has the lubricating oil reservoir between switching shaft 4 and the rotary drum 6, the one end that winding roller 2 was kept away from to rotary drum 6 and the coaxial rigid coupling of driving motor 3 output.

Referring to fig. 1 and 2, the side of one end periphery of the rotating drum 6 close to the winding roller 2 is provided with two transmission parts in a rotating manner, the two transmission parts are connected with the two winding rollers 2 in a one-to-one transmission manner, wherein the transmission parts are arranged as a main chain wheel 7, the supporting rod 5 is provided with an auxiliary chain wheel 8 rotating with the winding roller 2, a chain 9 is connected between the main chain wheel 7 and the auxiliary chain wheel 8 in a transmission manner, and the rotating drum 6 is provided with a single-side transmission assembly for realizing the rotation of one of the transmission parts and the rotating drum 6.

Specifically, referring to fig. 2, the unilateral transmission assembly includes a switching ring 10 slidably disposed on the rotary drum 6, the switching ring 10 is disposed coaxially and coaxially with the rotary drum 6, wherein the outer arc surface of the rotary drum 6 is fixedly connected to a slide bar 19 along the axial direction thereof, and an inner ring of the rotary drum 6 is provided with a sliding groove 20 slidably adapted to the slide bar 19; a plurality of bolts 11 axially arranged along the switching ring 10 are fixedly connected to two axial end faces of the switching ring 10 at equal intervals, and a plurality of slots 12 arranged in one-to-one correspondence with the bolts 11 are formed in one side of the main chain wheel 7 close to the switching ring 10.

After the arrangement, when the winding roller 2 for winding needs to be switched, the driving motor 3 can be temporarily stopped, the switching ring 10 is shifted on the rotary drum 6, the main chain wheel 7 corresponding to the idle winding roller 2 is rotated, so that the plurality of slots 12 on the main chain wheel 7 correspond to the plurality of pins 11 on the switching ring 10 one by one, and then the switching ring 10 is shifted continuously, so that the plurality of pins 11 on the switching ring 10 are simultaneously inserted into the plurality of slots 12 on the main chain wheel 7. Then, the driving motor 3 is started, when the driving motor 3 drives the rotary drum 6 to rotate, the switching ring 10 realizes the synchronous movement of the switching ring 10 and the rotary drum 6 by means of the limit action of the sliding groove 20 on the switching ring and the sliding strip 19 on the rotary drum 6; meanwhile, the switching ring 10 drives the main chain wheel 7 connected with the switching ring to synchronously rotate by virtue of the insertion function of the plug pin 11 and the slot 12, and then drives the auxiliary chain wheel 8 and the idle winding roller 2 to rotate by virtue of the chain 9, so that convenient switching transmission of the two winding rollers 2 is realized.

In order to improve the transmission stability between the switching ring 10 and the driven main sprocket 7, referring to fig. 2, the main sprocket 7 is embedded with a magnet 13 in the slot 12, and a ferromagnetic block 14 is provided at the free end of the pin 11. When the pin 11 of the switching ring 10 is inserted into the slot 12 of the main sprocket 7, the magnet 13 in the slot 12 attracts the ferromagnetic block 14 of the pin 11, thereby ensuring the stability of the main sprocket 7 when it rotates following the switching ring 10.

In order to realize convenient switching of the winding roller after winding, referring to fig. 1, the winding changing mechanism comprises a worm wheel 15 coaxially and fixedly connected with the switching shaft 4, the supporting plate 1 is further rotatably provided with a worm 16 meshed with the worm wheel 15, and the supporting plate 1 is provided with a servo motor 17 for driving the worm 16 to rotate. When the winding roller 2 which is completely wound needs to be unloaded, the servo motor 17 can be started, and when the servo motor 17 drives the worm 16 to rotate, the worm wheel 15 and the switching shaft 4 can be driven to rotate, so that the support rod 5 and the fully-loaded winding roller 2 are driven to be overturned to be close to the ground, and the winding roller 2 which is completely wound can be unloaded; and the transmission of the worm wheel 15 and the worm 16 has self-locking performance, so that the stability of the winding roller 2 after switching can be improved.

Considering that the idle winding roller 2 is in a tilted state when the winding roller 2 is switched, which may affect the normal winding of the idle winding roller 2, referring to fig. 1, at least two guide rollers 18 are jointly erected above the two support plates 1, the two guide rollers 18 are parallel and a gap for the film sheet to pass through is reserved between the two guide rollers 18, and when the lower guide roller 18 is specifically arranged, the lower guide roller 18 should be higher than the upper portion of the lifted winding roller 2.

The implementation principle of the film winding device of the film blowing machine in the embodiment of the application is as follows: when the winding device winds the produced membrane, the formed membrane is firstly wound on one winding roller 2, and after the winding roller 2 finishes winding, the switching shaft 4 is driven to rotate through the winding changing mechanism and is locked in a state that the wound membrane butts against the ground; on unilateral drive mechanism transmits driving motor 3's power to idle winding roller 2 afterwards, idle winding roller 2 can carry out the rolling to the diaphragm of continuous production this moment, need not to shut down to can ensure inflation film manufacturing machine's production efficiency as far as possible.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a inflation film manufacturing machine diaphragm roll-up device, includes two backup pads (1) and locates two wind roller (2) between backup pad (1) and be used for the drive wind roller (2) rotatory driving motor (3), its characterized in that, two rotate between backup pad (1) and be provided with switching shaft (4), it has two branch (5) to divide equally respectively the rigid coupling at switching shaft (4) both ends, wind roller (2) are equipped with two and rotate respectively and set up two at two sets of homonymies between branch (5), be equipped with on backup pad (1) be used for with driving motor (3) power transmission to one of them unilateral drive mechanism on wind roller (2), still be equipped with on backup pad (1) and be used for rotating and locking switching shaft (4) roll change mechanism.

2. The film reeling device of the film blowing machine according to claim 1, wherein the unilateral transmission mechanism comprises a rotary drum (6) rotatably arranged on the support plate (1), the rotary drum (6) is sleeved outside the switching shaft (4), the rotary drum (6) is arranged on one side of the support plate (1) close to the winding roller (2) and penetrates through the support plate (1), and one end of the rotary drum (6) far away from the winding roller (2) is coaxially and fixedly connected with the output end of the driving motor (3);

the rotating drum (6) is rotatably provided with two transmission parts, the two transmission parts are in one-to-one transmission connection with the two winding rollers (2), and the rotating drum (6) is provided with a single-side transmission assembly for realizing the synchronous rotation of one of the transmission parts and the rotating drum (6).

3. The film winding device of the film blowing machine according to claim 2, characterized in that the transmission member is a main chain wheel (7), the support rod (5) is rotatably provided with a secondary chain wheel (8) which rotates with the winding roller (2), and a chain (9) is in transmission connection between the main chain wheel (7) and the secondary chain wheel (8).

4. The film rolling device of the film blowing machine according to claim 3, wherein the unilateral transmission assembly comprises a switching ring (10) which is slidably arranged on the rotary drum (6), the switching ring (10) and the rotary drum (6) are coaxially and synchronously arranged, a plurality of bolts (11) which are axially arranged along the switching ring (10) are fixedly connected to two axial end faces of the switching ring (10), and a plurality of slots (12) which are one-to-one corresponding to the bolts (11) are formed in one side of the main chain wheel (7) close to the switching ring (10).

5. The film winding device of the film blowing machine according to claim 4, characterized in that magnets (13) are embedded in the slots (12) of the main chain wheel (7), and a ferromagnetic block (14) is arranged at the free end of the plug pin (11).

6. The film winding device of the film blowing machine according to claim 1, wherein the film changing mechanism comprises a worm wheel (15) coaxially and fixedly connected with the switching shaft (4), the supporting plate (1) is further rotatably provided with a worm (16) meshed with the worm wheel (15), and the supporting plate (1) is provided with a servo motor (17) for driving the worm (16) to rotate.

7. The film furling device of the film blowing machine according to the claim 1 is characterized in that the two supporting rods (5) at the same end of the switching shaft (4) are collinear, and the extension lines of the two supporting rods (5) in the length direction are both passed through the axis of the switching shaft (4).

8. The film winding device of the film blowing machine according to claim 1, characterized in that at least two guide rollers (18) are erected above the two support plates (1), the two guide rollers (18) are parallel, and a gap for the film to pass through is reserved between the two guide rollers.