CN210389804U

CN210389804U - Mounting and adjusting mechanism for traction roller of film blowing machine

Info

Publication number: CN210389804U
Application number: CN201920770386.2U
Authority: CN
Inventors: 罗序勇
Original assignee: Yihuang Huayu Color Printing Packaging Co Ltd
Current assignee: Yihuang Huayu Color Printing Packaging Co Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-04-24
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a mounting and adjusting mechanism for a traction roller of a film blowing machine, which comprises a base, wherein a cavity is arranged in the base, first bearings are symmetrically embedded on the inner walls of two sides of the cavity, round rods are in interference connection between the first bearings, threaded rods are in interference connection inside the second bearings, second bevel gears are in key connection with the outer walls of the lower ends of the threaded rods, the second bevel gears are meshed with the first bevel gears, springs are arranged on the inner walls of the first grooves, cylindrical blocks matched with the first grooves are fixed at one ends of the springs, second grooves are arranged in the risers, and the first cylindrical rods are in sliding connection with the inner parts of the second grooves, so that the upper and lower adjustment of the traction roller of the film blowing machine is convenient, the traction of raw materials with different diameters can be convenient, and the use is more flexible, meanwhile, the traction is convenient to fix, and the raw material is conveyed more stably.

Description

Mounting and adjusting mechanism for traction roller of film blowing machine

Technical Field

The utility model relates to a inflation film manufacturing machine technical field, concretely relates to inflation film manufacturing machine carry over pinch rolls installation adjustment mechanism.

Background

The film blowing machine heats and melts plastic particles and then blows the plastic particles into a film. Film blowing machines are widely divided into PE, POF, PVC, and the like. The method comprises the following steps of blowing out new materials by using brand new particles, wherein the new materials are uniform in color and luster, clean and good in bag stretching, adding the dried polyethylene particles into a lower hopper, feeding the polyethylene particles into a screw rod from the hopper by means of the weight of the particles, and after the particles are contacted with inclined ribs of the screw thread, generating a thrust force which is vertical to the inclined ribs on the plastic by the rotating inclined ribs, pushing the plastic particles forwards, wherein in the pushing process, the plastic particles are gradually dissolved due to friction between the plastic and the screw rod and between the plastic and a machine barrel and collision friction among the particles and due to heating outside the material barrel. The molten plastic is filtered by a machine head to remove impurities, and then comes out from a die head die orifice, and is cooled by an air ring, blown up, passed through a herringbone plate and a traction roller, and rolled to roll the finished film into a tube.

At present, the inflation film manufacturing machine carry over pinch rolls installation after be convenient for adjust, and is not nimble convenient enough in the use like this, and the rotation of carry over pinch rolls is not stable enough simultaneously, influences the raw materials and carries.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a inflation film manufacturing machine carry over pinch rolls installation adjustment mechanism for it is not convenient for adjust after the inflation film manufacturing machine carry over pinch rolls installation that mentions in solving above-mentioned background art, and it is nimble convenient enough in the use like this, and the rotation of carry over pinch rolls is not stable enough simultaneously, influences the raw materials and carries the scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a traction roller installation adjusting mechanism of a film blowing machine comprises a base, wherein a cavity is formed in the base, first bearings are symmetrically inlaid on the inner walls of two sides of the cavity, a round rod is connected between the first bearings in an interference manner, two symmetrical keys of the round rod are connected with first bevel gears, second bearings are symmetrically inlaid below the first bevel gears and located on two sides of the bottom of the cavity, threaded rods are connected in an interference manner inside the second bearings, second bevel gears are connected to the outer wall of the lower ends of the threaded rods in a key-type manner and meshed with the first bevel gears, the threaded rods penetrate through the top surface of the cavity and extend to the outside, T-shaped plates are screwed on the outer wall of the upper ends of the threaded rods, first grooves are formed in one sides of the T-shaped plates, springs are mounted on the inner walls of the first grooves, and columns matched with the first grooves are fixed at one ends of the springs, the opening has all been seted up to the tip top surface of first recess, the top surface symmetric welding that the lower extreme of T template is located the base has the riser, the second recess has all been seted up to the inside of riser, the equal sliding connection in inside of second recess has first cylindricality pole, the tip of first cylindricality pole is all fixed in the bottom of T template, the symmetric welding has the telescopic link between the both sides of T template and the base.

Preferably, the telescopic rod comprises a sleeve and a second cylindrical rod, and the second cylindrical rod is slidably connected to the inside of the sleeve.

Preferably, the bottom of the base is adhered with a rubber pad through glue, and the rubber pad is trapezoidal in shape.

Preferably, a first limiting block is fixed at the upper end of the second groove, and a second limiting block matched with the first limiting block is fixed at the bottom of the first cylindrical rod.

Preferably, the top surface of the threaded rod is keyed with a disk.

Preferably, the surface of the disc is provided with anti-skid grains, and the anti-skid grains are in a sawtooth shape.

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

1. the utility model discloses be convenient for carry out the regulation from top to bottom to inflation film manufacturing machine carry over pinch rolls, can be convenient for pull the raw materials of different diameters size like this, use more nimble, be convenient for simultaneously fix pulling, raw materials transport more stable;

2. the utility model places the traction roller at the notch of the T-shaped plate, then extrudes the two ends of the traction roller through the cylindrical block under the elastic action of the spring, thus the traction roller is more stable in the feeding process, after the traction roller is installed, the threaded rod can be rotated through the disc as required, at the moment, the threaded rod can be rotated under the action of the second bearing at the bottom, the second bevel gear on the outer wall of the threaded rod can be rotated along with the rotation, at the moment, the first bevel gear can drive the round bar to rotate due to the meshing connection of the second bevel gear and the first bevel gear, so as to drive the other threaded rod to rotate, thus the T-shaped plate screwed on the outer wall of the threaded rod can be moved up and down, thereby the height of the traction roller between the T-shaped plates can be changed, and the use is more flexible, is convenient.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a top view of the present invention.

In the figure: 1. a base; 2. a cavity; 3. a first bearing; 4. a round bar; 5. a first bevel gear; 6. a second bearing; 7. a threaded rod; 8. a second bevel gear; 9. a T-shaped plate; 10. a first groove; 11. a spring; 12. a cylindrical block; 13. opening the gap; 14. a vertical plate; 15. a second groove; 16. a first cylindrical rod; 17. a telescopic rod; 1701. a sleeve; 1702. a second cylindrical bar; 18. a rubber pad; 19. a first stopper; 20. a second limiting block; 21. a disk.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a technical scheme as shown in figures 1-4, a mounting and adjusting mechanism for a traction roller of a film blowing machine, which comprises a base 1, a cavity 2 is arranged in the base 1, first bearings 3 are symmetrically embedded on the inner walls of two sides of the cavity 2, a round bar 4 is connected between the first bearings 3 in an interference manner, the two symmetrical keys of the round bar 4 are connected with first bevel gears 5, second bearings 6 are symmetrically embedded on the two sides of the bottom of the cavity 2 below the first bevel gears 5, threaded rods 7 are respectively connected in an interference manner inside the second bearings 6, second bevel gears 8 are respectively connected on the outer walls of the lower ends of the threaded rods 7 in an equal key manner, the second bevel gears 8 are meshed with the first bevel gears 5, the top surfaces of the threaded rods 7, which all penetrate through the cavity 2, extend to the outside, T-shaped plates 9 are respectively connected on the outer walls of the upper ends of the threaded rods 7 in, can be convenient for rotate threaded rod 7 like this, conveniently change the height of T template 9, thereby change the height of carry over pinch rolls, first recess 10 has all been seted up to one side of T template 9, spring 11 is all installed to the inner wall of first recess 10, spring 11's one end all is fixed with first recess 10 assorted cylindricality piece 12, opening 13 has all been seted up to the tip top surface of first recess 10, the top surface symmetric welding that the lower extreme of T template 9 is located base 1 has riser 14, second recess 15 has all been seted up to riser 14's inside, the equal sliding connection in inside of second recess 15 has first cylindricality pole 16, the tip of first cylindricality pole 16 is all fixed in the bottom of T template 9, symmetric welding has telescopic link 17 between the both sides of T template 9 and the base 1.

Specifically, the telescopic rod 17 comprises a sleeve 1701 and a second cylindrical rod 1702, and the second cylindrical rod 1702 is slidably connected inside the sleeve 1701, so that the T-shaped plate 9 can ascend or descend more stably, and up-and-down adjustment is facilitated.

Specifically, the bottom of the base 1 is adhered with the rubber pad 18 through glue, and the shape of the rubber pad 18 is trapezoidal, so that the contact area with the ground is larger, and the placement is more stable.

Specifically, the upper end of second recess 15 is fixed with first stopper 19, the bottom of first cylindricality pole 16 is fixed with second stopper 20 with first stopper 19 assorted, can have fine limiting displacement like this, prevents that first cylindricality pole 16 from breaking away from the degree of depth scope of second recess 15, influences the use.

Specifically, the top surface key-type of threaded rod 7 is connected with disc 21, can be convenient for drive threaded rod 7 through disc 21 like this and rotate, conveniently changes the height of carry over pinch rolls.

Specifically, the surface of the disc 21 is provided with anti-slip lines, and the anti-slip lines are zigzag in shape, so that the friction force between the disc and a hand can be increased, and the disc 21 can be conveniently rotated.

The working principle is as follows: when the device is used, the traction roller is firstly placed at the notch 13 of the T-shaped plate 9, then the two ends of the traction roller are extruded through the cylindrical block 12 under the elastic action of the spring 11, so that the traction roller is more stable in the feeding process, after the traction roller is installed, the threaded rod 7 can be rotated through the disc 21 according to needs, the threaded rod 7 can be rotated under the action of the second bearing 6 at the bottom, meanwhile, the second bevel gear 8 on the outer wall of the threaded rod 7 can rotate along with the threaded rod, at the time, because the second bevel gear 8 is meshed with the first bevel gear 5, the first bevel gear 5 can drive the circular rod 4 to rotate, so that the other threaded rod 7 symmetrical to the threaded rod 7 can rotate along with the threaded rod, the T-shaped plate 9 screwed on the outer wall of the threaded rod 7 can move up and down at the same time, and the height of the traction roller between the T-shaped plates, therefore, the use can be more flexible and convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a inflation film manufacturing machine carry over pinch rolls installation adjustment mechanism, includes base (1), its characterized in that: the novel bearing is characterized in that a cavity (2) is formed in the base (1), first bearings (3) are symmetrically embedded on inner walls of two sides of the cavity (2), round rods (4) are connected between the first bearings (3) in an interference manner, first bevel gears (5) are symmetrically connected with bilateral symmetric keys of the round rods (4), second bearings (6) are symmetrically embedded on two sides of the lower portion of each first bevel gear (5) and located at the bottom of the cavity (2), threaded rods (7) are connected to the inner portions of the second bearings (6) in an interference manner, second bevel gears (8) are connected to outer walls of the lower ends of the threaded rods (7) in a key-connected manner, the second bevel gears (8) are meshed with the first bevel gears (5), the top surfaces of the threaded rods (7) which penetrate through the cavity (2) extend to the outer portions, T-shaped plates (9) are screwed on outer walls of the upper ends of the threaded rods (7), first grooves (10) are formed in, spring (11) are all installed to the inner wall of first recess (10), the one end of spring (11) all be fixed with first recess (10) assorted cylindricality piece (12), opening (13) have all been seted up to the tip top surface of first recess (10), the top surface symmetric welding that the lower extreme of T template (9) is located base (1) has riser (14), second recess (15) have all been seted up to the inside of riser (14), the equal sliding connection in inside of second recess (15) has first cylindricality pole (16), the tip of first cylindricality pole (16) is all fixed in the bottom of T template (9), symmetrical welding has telescopic link (17) between the both sides of T template (9) and base (1).

2. The installation and adjustment mechanism for the traction roller of the film blowing machine according to claim 1 is characterized in that: the telescopic rod (17) comprises a sleeve (1701) and a second cylindrical rod (1702), wherein the second cylindrical rod (1702) is connected inside the sleeve (1701) in a sliding mode.

3. The installation and adjustment mechanism for the traction roller of the film blowing machine according to claim 1 is characterized in that: the bottom of the base (1) is adhered with a rubber pad (18) through glue, and the rubber pad (18) is trapezoidal in shape.

4. The installation and adjustment mechanism for the traction roller of the film blowing machine according to claim 1 is characterized in that: the upper end of the second groove (15) is fixed with a first limiting block (19), and the bottom of the first cylindrical rod (16) is fixed with a second limiting block (20) matched with the first limiting block (19).

5. The installation and adjustment mechanism for the traction roller of the film blowing machine according to claim 1 is characterized in that: the top surface of the threaded rod (7) is in key connection with a disc (21).

6. The installation and adjustment mechanism for the traction roller of the film blowing machine according to claim 5 is characterized in that: the surface of the disc (21) is provided with anti-skid grains, and the anti-skid grains are in a sawtooth shape.