CN212150956U

CN212150956U - Winding mechanism

Info

Publication number: CN212150956U
Application number: CN202020540251.XU
Authority: CN
Inventors: 黄华凤; 邢小元
Original assignee: Nanjing Fushun Plastic Industry Co ltd
Current assignee: Nanjing Fushun Plastic Industry Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-15
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a winding mechanism, which comprises a frame, a support frame driving device and a winding shaft, wherein the left end and the right end of the top of the frame are provided with first slideways along the front and back directions; the two support frames are respectively arranged at the left end and the right end of the rack, one end of each support frame is rotatably connected with the rack, one end of each support frame, which is far away from the rack, is bent upwards, and the top of each support frame is provided with a second slide way; the supporting frame driving device is arranged on the rack and used for driving the supporting frame to rotate relative to the rack so as to enable one end of the supporting frame, which is far away from the rack, to rotate up and down; and the two ends of the winding shaft are respectively provided with a first bearing, the first bearings can be matched with the first slide way and the second slide way, and the first bearings roll into the second slide way from the first slide way along with the winding of the film on the winding shaft. The utility model discloses well first bearing slides in first slide and second slide, compares and adopts the gear and rack to cooperate among the prior art, and the atress is even in the plastic film rolling, and plastic film's rolling is of high quality.

Description

Winding mechanism

Technical Field

The utility model relates to a winding mechanism.

Background

The winding mechanism is one of the structures commonly used in plastic film production, after the plastic film is produced, the plastic film is sold after being wound by a winding shaft, the structure of the existing hand winding mechanism comprises a bracket, the winding shaft arranged on the bracket and a driving motor used for driving the winding shaft to rotate, the driving motor works to drive the winding shaft to rotate and wind the plastic film on the winding shaft, the driving motor of the winding mechanism of the structure directly drives the winding shaft to rotate, on one hand, the rotating speed of the winding shaft and the conveying speed of the film are required to be consistent, if the linear speed of the rotation of the winding shaft is greater than the conveying speed of the plastic film, the winding shaft can generate larger tension on the plastic film, so that the plastic film can be deformed and uneven in thickness and influence the quality of the plastic film, on the other hand, the position of the winding shaft is fixed, and the winding shaft can be replaced only when the plastic film is wound to a certain thickness, the operation is complicated and tedious, and the winding shaft wound with the plastic film is not convenient to take down from the winding mechanism.

In order to solve the above problems, the accessory 1 discloses a plastic film winding mechanism, which specifically comprises a bracket, a first conveying roller rotatably arranged on the upper part of the bracket, a second conveying roller rotatably arranged on the lower part of the bracket, a driving motor for driving the driving roller to rotate and a winding roller for winding a plastic film, wherein the second conveying roller and the winding roller are respectively positioned on the front side and the rear side of the driving roller, the height of the second conveying roller is smaller than that of the driving roller, the left side and the right side of the bracket are respectively provided with a supporting frame for supporting the winding roller, the two supporting frames comprise a fixing plate detachably arranged on the bracket and a supporting plate detachably arranged on the fixing plate, one end of the fixing plate, which is far away from the bracket, is inclined upwards, the two supporting plates are respectively arranged on the, the supporting plate top be provided with the rack, the both ends of wind-up roll be provided with a gear respectively, the both ends of wind-up roll support by the fixed plate and two gears at wind-up roll both ends can mesh with the rack at two supporting plate tops respectively mutually, drive roller rotate drive wind-up roll rotate the rolling plastic film. The accessory 1 is provided with two support frames on a support frame for supporting a wind-up roll, a fixing plate part of each support frame is used for supporting two ends of the wind-up roll, racks on the tops of the support frames are used for being meshed with gears on two ends of the wind-up roll, when the wind-up roll winds a plastic film, a driving roll is tightly contacted with the plastic film and the wind-up roll, the driving roll rotates to drive the wind-up roll to rotate so as to achieve the purpose of winding, along with the winding of the plastic film, the wind-up roll moves on the support frame in the direction away from the driving roll, the rack is arranged in the accessory 1, the moving speed of the wind-up roll on the support frames is limited so as to ensure that fascia is contacted between the driving roll and the plastic film, the rotating power of the wind-up roll is kept, the height of a second conveying, the friction between the two is increased, and the plastic film can be wound more conveniently. The accessory 1 is convenient to operate when in use, and the winding shaft wound with the plastic film is conveniently taken down from the support due to the arrangement of the support frame.

The accessory 2 discloses a wind-up reel support which also solves the above problem in the form of a gear meshing with a rack.

In the form that the gear and the rack are meshed in the

accessories

1 and 2, the wind-up roll moves forward by a distance of one tooth after a certain time interval, the pressure between the driving roll and the wind-up roll is gradually increased in the moving interval of the wind-up roll, the stress of the plastic film is uneven, and the quality is poor.

Attachment 1: the application publication number is the Chinese patent application publication document CN 109292505A.

An accessory 2: the application publication number is the Chinese patent application publication document CN 109292493A.

Disclosure of Invention

The utility model aims at providing a winding mechanism solves the poor technical defect of film rolling quality among the prior art.

In order to solve the above problems, the utility model adopts the following technical proposal: the winding mechanism comprises a rack, wherein the left end and the right end of the top of the rack are respectively provided with a first slide way along the front-back direction; the two support frames are respectively arranged at the left end and the right end of the rack, one end of each support frame is rotatably connected with the rack, one end of each support frame, which is far away from the rack, is bent upwards, and the top of each support frame is provided with a second slide way; the supporting frame driving device is arranged on the rack and used for driving the supporting frame to rotate relative to the rack so that one end of the supporting frame, far away from the rack, can rotate up and down; and the two ends of the winding shaft are respectively provided with a first bearing, the first bearings can be matched with the first slide way and the second slide way, and the first bearings roll into the second slide way from the first slide way along with the winding of the film on the winding shaft. The utility model discloses a slide and bearing cooperate, and the rolling axle can be in the frame unimpeded slip, compare the mode that adopts gear and rack among the prior art, the utility model discloses well plastic film rolling in-process plastic film atress is even, and plastic film's rolling is of high quality.

As a further improvement of the utility model, the support frame includes first supporting element and second supporting element, and the one end rotation of first supporting element sets up in the frame, and the second supporting element is installed on first supporting element, and support frame drive arrangement is connected with first supporting element for drive first supporting element rotates, and second supporting element rotates along with first supporting element's rotation, and the second slide is seted up at the top of second supporting element. The utility model discloses well first support element is used for installing in the frame and relative frame rotation, and the second support element is installed and is rotated along with the rotation of first installation element on first installation element, makes the second slide on the second support element can with the first slide butt joint in the frame, and first support element avoids the frame, prevents that the frame from causing the interference to the rotation of support frame.

As the utility model discloses a further improvement, support frame drive arrangement is the first actuating cylinder that drives that two piston rods stretch out and draw back in step, and the first cylinder body that drives actuating cylinder is installed in the frame, and two first piston rods that drive actuating cylinder rotate with two first supporting units respectively and are connected, and the first flexible first supporting unit that is used for driving of piston rod that drives actuating cylinder rotates. The utility model discloses in through the first synchronous extension and the shrink that drive actuating cylinder piston rod be used for driving two first supporting elements and rotate, realize the synchronous rotation of two support frames.

As the utility model discloses a further improvement still includes the backup pad, and the quantity of backup pad is two, and two backup pads set up the one side of keeping away from each other in both ends about the frame respectively, and the bottom and the frame of backup pad are rotated and are connected, and open along its length direction in the upper end of backup pad has the U-shaped groove, and the both ends of rolling axle are located the U-shaped inslot in two backup pads respectively, are provided with backup pad drive arrangement in the frame, and backup pad drive arrangement is used for driving the backup pad and rotates. The utility model discloses set up the backup pad and can effectually prevent that the rolling axle is uncontrolled when the rolling to remove along first slide, make the rolling axle slow movement on frame and support frame.

As a further improvement of the utility model, the two sides of the opening of the U-shaped groove are provided with chamfers. The utility model discloses the chamfer of well U-shaped groove opening part, can be convenient place the both ends of rolling axle in the U-shaped inslot.

As the utility model discloses a further improvement, backup pad drive arrangement is that two seconds drive actuating cylinder, and two seconds drive actuating cylinder's piston rod synchronous telescope, and two seconds drive actuating cylinder's cylinder body and install in the frame, and the piston rod of second cylinder rotates with the middle part of two backup pads respectively to be connected, and the piston rod of second cylinder is flexible to be used for driving the backup pad and rotates. The utility model discloses a second drives synchronous flexible being used for driving the backup pad rotation of actuating cylinder piston rod.

As a further improvement, the frame is provided with a supporting plate rotating shaft along the left and right direction, and the two supporting plates are respectively connected with the two ends of the supporting plate rotating shaft in a rotating way. The utility model discloses well two backup pads adopt a backup pad axis of rotation to connect, simplify the utility model discloses a structure.

As a further improvement, the two ends of the winding shaft are respectively provided with a second bearing, and the two second bearings are respectively positioned in the U-shaped grooves in the two supporting plates and move in the U-shaped grooves along with the movement of the winding shaft. The utility model discloses set up the second bearing, be convenient for the removal of rolling axle in the U-shaped inslot.

To sum up, the beneficial effects of the utility model are that: the utility model discloses well first bearing slides in first slide and second slide, compares and adopts the gear and rack to cooperate among the prior art, and the atress is even in the plastic film rolling, and plastic film's rolling is of high quality.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view at B in fig. 1.

Wherein: 1. a frame; 2. a support frame; 3. a second slideway; 4. a support frame driving device; 5. a winding shaft; 6. a first bearing; 7. a first supporting unit; 8. a second supporting unit; 9. a support plate; 10. a U-shaped groove; 11. a support plate driving device; 12. a support plate rotating shaft; 13. a second bearing; 14. a first slideway; 15. a support frame rotating shaft.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

The winding mechanism shown in fig. 1, 2 and 3 comprises a frame 1, a support frame 2, a support frame driving device 4 and a winding shaft 5; the rack 1 comprises a left vertical metal plate and a right vertical metal plate which are arranged in parallel and a connecting rod for connecting the two vertical metal plates, and the tops of the two vertical metal plates are provided with first slideways 14 along the front-back direction; the number of the support frames 2 is two, the two support frames 2 are respectively arranged on opposite sides of a left vertical metal plate and a right vertical metal plate, one end of each support frame 2 is rotatably connected with the vertical metal plate of the rack 1, one end, far away from the rack 1, of each support frame 2 is bent upwards by 90 degrees and is in a circular arc shape, a second slide way 3 is arranged at the top of each support frame 2, and the second slide way 3 penetrates through the end part of one end, close to the rack 1, of each support frame 2 to the end part of one end, bent upwards, of each support frame 3; the supporting frame driving device 4 is installed on the rack 1 and used for driving the supporting frame 2 to rotate relative to the rack 1, so that one end, far away from the rack 1, of the supporting frame 2 rotates up and down, and when one end, close to the rack 1, of the supporting frame 2 rotates to be in a horizontal state, one end, close to the rack 1, of the second slide rail 3 and the first slide rail 14 are located on the same horizontal line; two ends of the winding shaft 5 are respectively provided with a first bearing 6, the first bearings 6 can be matched with the first slide way 14 and the second slide way 3 and roll along with the film on the winding shaft 5, and the first bearings 6 roll into the second slide way 3 from the first slide way 14. When the utility model is used, the rolling shaft 5 is placed on the frame 1, the two ends of the rolling shaft 5 are respectively supported by the left and right vertical metal plates, the first bearings 6 at the two ends of the rolling shaft 5 are respectively positioned in the first slide ways 14, the support frame driving device 4 drives the support frame to rotate until the second slide way 3 on the support frame is close to the level of one end of the first slide way 14, and in this state the first slideway 14 is collinear with the second slideway 3, the plastic film is wound on the winding shaft 5, and along with the rolling of the plastic film, the first bearings 6 at the two ends of the rolling shaft 5 move to the second slide way 3 in the first slide way 14 towards the direction of the second slide way 3, after the rolling is finished, the support frame driving device 4 drives one end of the support frame 2 far away from the rack 1 to rotate downwards to a bent part to be in a horizontal state, and at the moment, the winding shaft 5 wound with the plastic film can be detached from the support frame 1.

The support frame 2 in the utility model comprises a first support unit 7 and a second support unit 8, one end of the first supporting unit 7 is rotatably arranged at one side of the vertical metal plate of the frame 1, which is opposite to the first supporting unit 7, by adopting a supporting frame rotating shaft 15, the second supporting unit 8 is arranged on the first supporting unit 7, and two second supporting units 8 are respectively positioned at the sides far away from the two first supporting units 7, the left and right surfaces of the second supporting units 8 are respectively coplanar with the left and right surfaces of the vertical metal plate, the supporting frame driving device 4 is connected with the first supporting units 7, for driving the first supporting unit 7 to rotate, the second supporting unit 8 is preferably detachably mounted on the first supporting unit 7 by a plurality of bolts, and second support element 8 rotate along with the rotation of first support element 7, in the utility model discloses the second slide 3 set up at second support element 8's top.

The utility model discloses in the preferred first actuating cylinder that drives that adopts two piston rods synchronous telescope of support frame drive arrangement 4, the first cylinder body that drives actuating cylinder adopt the bolt can be dismantled install in frame 1 and frame 1 rotates relatively, two first actuating cylinders of driving install respectively on two vertical metal sheets in opposite directions one side, two the first piston rod that drives actuating cylinder adopt the connecting axle to rotate with two first supporting unit 7 respectively and be connected, the first piston rod that drives actuating cylinder flexible be used for driving first supporting unit 7 and rotate.

The utility model discloses preferred still be provided with backup pad 9, backup pad 9's quantity be two, two backup pad 9 set up the one side of keeping away from each other on two vertical metal sheets of frame 1 respectively, backup pad 9's bottom and frame 1 rotate to be connected, backup pad 9's free end (keep away from its one end of being connected with vertical metal sheet rotation promptly) open along its length direction and have U-shaped groove 10, the opening of U-shaped groove 10 rotates the one end of being connected towards keeping away from backup pad 9 and vertical metal sheet, the both ends of rolling axle 5 be located the U-shaped inslot 10 in two backup pads 9 respectively, frame 1 on be provided with backup pad drive arrangement 11, backup pad drive arrangement 11 be used for driving backup pad 9 to rotate. The utility model discloses the preferred opening both sides in U-shaped groove 10 are provided with the chamfer to the both ends with rolling axle 5 are laid in U-shaped groove 10 conveniently.

The utility model discloses in backup pad drive arrangement 11 be that two seconds drive actuating cylinder, two the second drive the piston rod synchronous telescope of actuating cylinder, two the cylinder body that two seconds drive actuating cylinder rotates respectively and installs one side of keeping away from each other on two vertical metal sheets of the left and right sides of frame 1, the piston rod of second cylinder rotate with the middle part of two backup pads 9 respectively and be connected, the piston rod of second cylinder flexible be used for driving backup pad 9 and rotate. The utility model discloses in frame 1 on along the left right direction be provided with a backup pad axis of rotation 12, two backup pad 9 rotate with the both ends of backup pad axis of rotation 12 respectively and be connected.

The utility model discloses preferred be in the both ends of rolling axle 5 respectively be provided with a second bearing 13, two second bearing 13 be located the U-shaped inslot 10 on two backup pads 9 respectively to remove in U-shaped inslot 10 along with the removal of rolling axle 5.

Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the content of the claims of the present invention should be regarded as the technical scope of the present invention.

Claims

1. Winding mechanism, its characterized in that: comprises that

The device comprises a rack (1), wherein the left end and the right end of the top of the rack (1) are respectively provided with a first slide way (14) along the front-back direction;

the two support frames (2) are respectively arranged at the left end and the right end of the rack (1), one end of each support frame (2) is rotatably connected with the rack (1), one end of each support frame (2) far away from the rack (1) is bent upwards, and a second slide way (3) is arranged at the top of each support frame (2);

the supporting frame driving device (4) is installed on the rack (1) and used for driving the supporting frame (2) to rotate relative to the rack (1) so that one end, far away from the rack (1), of the supporting frame (2) rotates up and down;

the film winding device comprises a winding shaft (5), wherein two ends of the winding shaft (5) are respectively provided with a first bearing (6), the first bearings (6) can be matched with a first slide way (14) and a second slide way (3), and the first bearings (6) roll into the second slide way (3) from the first slide way (14) along with the winding of a film on the winding shaft (5).

2. The winding mechanism of claim 1, wherein: support frame (2) include first supporting element (7) and second supporting element (8), the one end of first supporting element (7) is rotated and is set up in frame (1), install on first supporting element (7) second supporting element (8), support frame drive arrangement (4) are connected with first supporting element (7), be used for driving first supporting element (7) and rotate, second supporting element (8) rotate along with the rotation of first supporting element (7), the top at second supporting element (8) is seted up in second slide (3).

3. The winding mechanism of claim 2, wherein: the support frame driving device (4) is a first driving air cylinder with two piston rods stretching synchronously, a cylinder body of the first driving air cylinder is installed on the rack (1), the piston rods of the two first driving air cylinders are respectively rotatably connected with the two first supporting units (7), and the piston rods of the first driving air cylinders stretch and are used for driving the first supporting units (7) to rotate.

4. The winding mechanism of claim 3, wherein: still include backup pad (9), the quantity of backup pad (9) is two, two backup pad (9) set up the one side of keeping away from each other in both ends about frame (1) respectively, the bottom and frame (1) of backup pad (9) rotate to be connected, open along its length direction the upper end of backup pad (9) has U-shaped groove (10), the both ends of rolling axle (5) are located U-shaped groove (10) on two backup pad (9) respectively, be provided with backup pad drive arrangement (11) on frame (1), backup pad drive arrangement (11) are used for driving backup pad (9) to rotate.

5. The winding mechanism of claim 4, wherein: chamfers are arranged on two sides of the opening of the U-shaped groove (10).

6. The winding mechanism of claim 5, wherein: the support plate driving device (11) is provided with two second driving cylinders, piston rods of the two second driving cylinders are synchronously telescopic, cylinder bodies of the two second driving cylinders are installed on the rack (1), the piston rods of the second cylinders are respectively rotatably connected with the middle parts of the two support plates (9), and the piston rods of the second cylinders are telescopic and used for driving the support plates (9) to rotate.

7. The winding mechanism of claim 6, wherein: a supporting plate rotating shaft (12) is arranged on the rack (1) along the left-right direction, and the two supporting plates (9) are respectively and rotatably connected with the two ends of the supporting plate rotating shaft (12).

8. The winding mechanism according to any one of claims 4 to 7, wherein: two ends of the winding shaft (5) are respectively provided with a second bearing (13), and the two second bearings (13) are respectively positioned in the U-shaped grooves (10) on the two supporting plates (9) and move in the U-shaped grooves (10) along with the movement of the winding shaft (5).