CN214934602U

CN214934602U - Horizontal type upper traction rotating system based on blow molding machine

Info

Publication number: CN214934602U
Application number: CN202120937214.7U
Authority: CN
Inventors: 刘公文; 王林
Original assignee: Wuhan Jiusheng Machinery Technology Co ltd
Current assignee: Wuhan Jiusheng Machinery Technology Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-11-30
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a draw rotary system on horizontal based on blowing machine belongs to film production technical field, proposes to pull to the background art and presss from both sides the inclination of rod and adjust on can't, and the effect of rectifying is relatively poor, still can appear the uneven problem of film rolling, now proposes following scheme, sets up to open-ended protection box and drive mechanism including the top, and hydraulic telescoping rod is installed to the bottom inner wall of protection box, and first backup pad is installed on hydraulic telescoping rod's top, and rotary mechanism is installed on the top of first backup pad. The utility model discloses in, can effectual adjustment drive mechanism's rotation angle and inclination to quick effectual rectifying to the film, guaranteed the regularity of rolling, flexible through control hydraulic telescoping rod, drive the slight reciprocating of drive mechanism, adjustable film is at the tension of removal in-process, the reduction of great degree the probability that the film warp, guaranteed the quality of product.

Description

Horizontal type upper traction rotating system based on blow molding machine

Technical Field

The utility model relates to a film production technical field especially relates to a draw rotating system on horizontal based on blowing machine.

Background

The film blow molding, also called flat folding film tube extrusion molding or blown film extrusion molding, is a main method for producing plastic film, and is characterized by that the plastic is added into an extruder, and is melted, and extruded into the form of cylinder (tube) from the annular gap of front end die, and the central hole of core rod of machine head is passed through by compressed air, and the cylinder is blown into the form of bubble tube (general blow 2-3 times), and at the moment, the longitudinal and transverse directions are extended to obtain bubble tube with a certain blow expansion ratio, and cooled by means of external air ring (sometimes adding internal cooling), then fed into guide clamping plate and traction clamping roller to flatten the bubble tube, and prevent the air in the bubble tube from leaking out so as to maintain required constant blow pressure, and flatten the bubble tube to obtain flat folding double-layer film, finally fed into winding device to make winding.

The prior art can refer to the Chinese patent with the granted publication number of CN201552749U, which discloses a horizontal type upper traction rotating device, which is characterized in that the device comprises a portal frame arranged on a traction platform, a platform bearing arranged on the traction platform is arranged in the portal frame, a square supporting plate is arranged above the platform bearing, a rotating motor is arranged on the square supporting plate, a chain wheel on an output shaft of the rotating motor is connected with a circle of chain fixed on the outer side of the platform bearing, an upper traction device is arranged above the square supporting plate, the upper end of the upper traction device supports a main shaft through a transverse support, a differential mechanism gear set is arranged on the main shaft, a first air floating roller, a second air floating roller and a flattening roller are arranged on the differential mechanism gear set, the flattening roller is positioned between the first air floating roller and the second air floating roller, a guide shaft is supported on the upper traction device, an upper traction clamping roller is fixed on the upper traction device, a figure plate is arranged below the upper traction clamping roller; first air supporting roller, second air supporting roller, guide shaft and nip roll can rotate around the main shaft, and the angle of traction pivoted is: -180 ° to +180 °.

In the prior art, the traction rotating device still has the defects that when the film is deviated in the traction process, the inclination angle of the upper traction clamping rod cannot be adjusted, the deviation rectifying effect is poor, the phenomenon of irregular film rolling still occurs, and the horizontal upper traction rotating system based on the blow molding machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a horizontal type upper traction rotating system based on a blow molding machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a horizontal type upper traction rotating system based on a blow molding machine comprises a protection box body and a traction mechanism, wherein the top end of the protection box body is provided with an opening, a hydraulic telescopic rod is installed on the inner wall of the bottom end of the protection box body, a first supporting plate is installed at the top end of the hydraulic telescopic rod, a rotating mechanism is installed at the top end of the first supporting plate, a second supporting plate is installed at the top end of the rotating mechanism, a vertical plate is welded in the middle of the top end of the second supporting plate, a third supporting plate is connected to the top end of the vertical plate, the bottom end of the third supporting plate is rotatably connected with the top end of the vertical plate through a hinge, the traction mechanism is installed at the top end of the third supporting plate, and an adjusting mechanism capable of adjusting the inclination angle of the third supporting plate is installed on the second supporting plate;

adjustment mechanism is including installing bearing frame and the first servo motor in second backup pad top one side, install the threaded rod through the bearing on the bearing frame, the one end of threaded rod is connected with first servo motor's output shaft transmission, the slider has been cup jointed through threaded connection's mode on the threaded rod, the top of slider articulates there is the connecting rod, the one end of connecting rod is articulated with the bottom avris of third backup pad, the bottom of slider and the top sliding contact of second backup pad.

Preferably, rotary mechanism includes the column spinner on first backup pad top through the bearing installation, the second servo motor is installed through the fixing base in the top of first backup pad, first conical gear is installed to second servo motor's output shaft, the cover is equipped with second conical gear on the column spinner, first conical gear and second conical gear meshing.

Preferably, the top end of the rotating column is connected with the middle part of the bottom end of the second supporting plate through a flange.

Preferably, traction mechanism installs two fixed plates on third backup pad top including the symmetry, two install two carry over pinch rolls, two through the bearing between the top of fixed plate and the bottom the one end of carry over pinch roll all runs through to one side of fixed plate and all installs the gear, two gear engagement, two third servo motor is installed through the bolt to one side of one of them piece of fixed plate, third servo motor's output shaft is connected with the tip transmission of one of them carry over pinch roll.

Preferably, the top end of the hydraulic telescopic rod is connected with the bottom end of the first supporting plate through a flange, and the bottom end of the hydraulic telescopic rod is connected with the inner wall of the bottom end of the protective box body through a flange.

Preferably, the hydraulic telescopic rods are four, and the four hydraulic telescopic rods are distributed at four corners of the bottom end of the first supporting plate.

Preferably, a guide roller is installed at the top end of one side of the protection box body through a support.

The utility model has the advantages that:

1. utilize the first conical gear of second servo motor drive to rotate, rotate through first conical gear of first conical gear drive and column spinner, can drive the second backup pad and rotate, thereby it rotates with slight adjustment rotation angle to drive mechanism, and, utilize first servo motor drive threaded rod to rotate, drive slider along the axial round trip movement of threaded rod then, can drive the swing of third backup pad through the connecting rod, thereby carry out slight adjustment to drive mechanism's inclination, then quick effectual rectifying a deviation to the film, the regularity of rolling has been guaranteed.

2. By controlling the extension and retraction of the hydraulic telescopic rod, the traction mechanism is driven to slightly move up and down, the tension of the film in the moving process can be adjusted, the probability of film deformation is reduced to a greater extent, and the quality of a product is ensured.

Drawings

Fig. 1 is a schematic view of a three-dimensional partial structure of a horizontal upward-traction rotating system based on a blow molding machine.

Fig. 2 is a schematic view of a front view cross-section structure of a horizontal upward-traction rotating system based on a blow molding machine.

Fig. 3 is a schematic left-side sectional structure view of a horizontal upward-drawing rotating system based on a blow molding machine.

Fig. 4 is an enlarged schematic structural diagram of a point a in fig. 3 of a horizontal type top-pulling rotating system based on the blow molding machine of the present invention.

Fig. 5 is an enlarged schematic structural diagram of a portion B in fig. 3 of a horizontal type top-traction rotating system based on a blow molding machine according to the present invention.

In the figure: the device comprises a protective box body 1, a guide roller 2, a traction mechanism 3, a third servo motor 301, a third servo motor 302, a fixing plate 303, a gear 304, a third support plate 4, a second support plate 5, a hydraulic telescopic rod 6, a first support plate 7, a rotating mechanism 8, a rotating column 801, a second bevel gear 802, a second servo motor 803, a first bevel gear 804, a vertical plate 9, an adjusting mechanism 10, a bearing seat 1001, a threaded rod 1002, a sliding block 1003, a first servo motor 1004 and a connecting rod 1005.

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. 1-5, a horizontal type upward traction rotating system based on a blow molding machine comprises a protection box body 1 with an open top end, a traction mechanism 3 and a rotating mechanism 8, wherein a hydraulic telescopic rod 6 is installed on the inner wall of the bottom end of the protection box body 1, a first supporting plate 7 is installed at the top end of the hydraulic telescopic rod 6, the rotating mechanism 8 is installed at the top end of the first supporting plate 7, a second supporting plate 5 is installed at the top end of the rotating mechanism 8, a vertical plate 9 is welded in the middle of the top end of the second supporting plate 5, a third supporting plate 4 is connected to the top end of the vertical plate 9, the bottom end of the third supporting plate 4 is rotatably connected with the top end of the vertical plate 9 through a hinge, the traction mechanism 3 is installed at the top end of the third supporting plate 4, and an adjusting mechanism 10 capable of adjusting the inclination angle of the third supporting plate 4 is installed on the second supporting plate 5;

the adjusting mechanism 10 comprises a bearing seat 1001 and a first servo motor 1004 which are installed on one side of the top end of the second supporting plate 5, a threaded rod 1002 is installed on the bearing seat 1001 through a bearing, one end of the threaded rod 1002 is in transmission connection with an output shaft of the first servo motor 1004, a sliding block 1003 is sleeved on the threaded rod 1002 in a threaded connection mode, a connecting rod 1005 is hinged to the top end of the sliding block 1003, one end of the connecting rod 1005 is hinged to the bottom end side of the third supporting plate 4, the bottom end of the sliding block 1003 is in sliding contact with the top end of the second supporting plate 5, the threaded rod 1002 is driven to rotate by the first servo motor 1004, the sliding block 1003 is driven to move back and forth along the axial direction of the threaded rod 1002, the third supporting plate 4 can be driven to swing through the connecting rod 1005, the inclination angle of the traction mechanism 3 is slightly adjusted, and the film is effectively corrected;

the rotating mechanism 8 comprises a rotating column 801 arranged at the top end of the first supporting plate 7 through a bearing, a second servo motor 803 is arranged at the top end of the first supporting plate 7 through a fixed seat, a first bevel gear 804 is arranged on an output shaft of the second servo motor 803, a second bevel gear 802 is sleeved on the rotating column 801, the first bevel gear 804 is meshed with the second bevel gear 802, the top end of the rotating column 801 is connected with the middle part of the bottom end of the second supporting plate 5 through a flange, the second servo motor 803 is used for driving the first bevel gear 804 to rotate, the second bevel gear 802 and the rotating column 801 are driven to rotate through the first bevel gear 804, the second supporting plate 5 can be driven to rotate, and therefore the traction mechanism 3 is driven to rotate to slightly adjust the angle;

the traction mechanism 3 comprises two fixing plates 303 symmetrically arranged at the top end of the third supporting plate 4, two traction rollers 302 are arranged between the top and the bottom of the two fixing plates 303 through bearings, one ends of the two traction rollers 302 penetrate through one side of each fixing plate 303 and are respectively provided with a gear 304, the two gears 304 are meshed, a third servo motor 301 is arranged on one side of one of the two fixing plates 303 through a bolt, an output shaft of the third servo motor 301 is in transmission connection with the end part of one traction roller 302, the third servo motor 301 is used for driving one traction roller 302 to rotate, and the other traction roller 302 can be driven to move by the transmission of the two gears 304;

the top end of each hydraulic telescopic rod 6 is connected with the bottom end of the first supporting plate 7 through a flange, the bottom end of each hydraulic telescopic rod 6 is connected with the inner wall of the bottom end of the protection box body 1 through a flange, and therefore the installation and the disassembly are convenient, the four hydraulic telescopic rods 6 are arranged, and the four hydraulic telescopic rods 6 are distributed at the four corners of the bottom end of the first supporting plate 7 and play a role in stably supporting the first supporting plate 7;

the top end of one side of the protective box body 1 is provided with a guide roller 2 through a support, and the guide roller can guide a pulled film.

The working principle is as follows: the protective box body 1 is installed on a film production line, a film blown out by a blow molding machine firstly bypasses a guide roller 2 and then passes through two traction rollers 302, the film is connected with a winding machine on the production line in a winding way, a third servo motor 301 is started, the third servo motor 301 is utilized to drive the two traction rollers 302 to rotate, the film is pulled to move, when the film deviates in the winding process, a second servo motor 803 is started, a first bevel gear 804 is driven to rotate by the second servo motor 803, a second bevel gear 802 and a rotating column 801 are driven to rotate by the first bevel gear 804, a second supporting plate 5 can be driven to rotate, so that a traction mechanism 3 is driven to rotate to slightly adjust the rotating angle, in addition, the first servo motor 1004 is started, a threaded rod 1002 is driven to rotate by the first servo motor 1004, and then a sliding block 1003 is driven to move back and forth along the axial direction of the threaded rod 1002, can drive the swing of third backup pad 4 through connecting rod 1005 to the inclination to drive mechanism 3 slightly adjusts, then effectually rectify the film, has guaranteed the regularity of rolling, and is flexible through control hydraulic telescoping rod 6, drives the slight reciprocating of drive mechanism 3, and adjustable film is at the tension of removal in-process, the great reduction the probability that the film warp, has guaranteed the quality of product.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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 pull rotary system on horizontal based on blowing machine, sets up to open-ended protection box (1) and drive mechanism (3) including the top, its characterized in that, hydraulic telescoping rod (6) are installed to the bottom inner wall of protection box (1), first backup pad (7) are installed to the top of hydraulic telescoping rod (6), rotary mechanism (8) are installed on the top of first backup pad (7), second backup pad (5) are installed on the top of rotary mechanism (8), the top middle part welding of second backup pad (5) has riser (9), the top of riser (9) is connected with third backup pad (4), the bottom of third backup pad (4) is passed through the hinge rotation with the top of riser (9) and is connected, the top at third backup pad (4) is installed in drive mechanism (3), install adjustable third backup pad (4) inclination's adjustment mechanism (10) on second backup pad (5) ) (ii) a

Adjusting mechanism (10) are including installing bearing frame (1001) and first servo motor (1004) in second backup pad (5) top one side, install threaded rod (1002) through the bearing on bearing frame (1001), the one end of threaded rod (1002) is connected with the output shaft transmission of first servo motor (1004), slider (1003) has been cup jointed through threaded connection's mode on threaded rod (1002), the top of slider (1003) articulates there is connecting rod (1005), the one end of connecting rod (1005) is articulated with the bottom avris of third backup pad (4), the bottom of slider (1003) and the top sliding contact of second backup pad (5).

2. The horizontal type top-pulling rotating system based on the blow molding machine according to claim 1, wherein the rotating mechanism (8) comprises a rotating column (801) mounted at the top end of a first supporting plate (7) through a bearing, a second servo motor (803) is mounted at the top end of the first supporting plate (7) through a fixed seat, a first bevel gear (804) is mounted at an output shaft of the second servo motor (803), a second bevel gear (802) is sleeved on the rotating column (801), and the first bevel gear (804) is meshed with the second bevel gear (802).

3. A horizontal top-pulling rotary system based on a blow molding machine according to claim 2, characterized in that the top end of the rotary column (801) is connected with the middle of the bottom end of the second support plate (5) through a flange.

4. The horizontal type upper traction rotating system based on the blow molding machine is characterized in that the traction mechanism (3) comprises two fixing plates (303) symmetrically arranged at the top end of a third supporting plate (4), two traction rollers (302) are arranged between the top and the bottom of the two fixing plates (303) through bearings, one ends of the two traction rollers (302) penetrate through one side of the fixing plate (303) and are provided with gears (304), the two gears (304) are meshed, one side of one of the two fixing plates (303) is provided with a third servo motor (301) through bolts, and an output shaft of the third servo motor (301) is in transmission connection with the end part of one of the traction rollers (302).

5. The horizontal type upper traction rotating system based on the blow molding machine is characterized in that the top end of the hydraulic telescopic rod (6) is connected with the bottom end of the first supporting plate (7) through a flange, and the bottom end of the hydraulic telescopic rod (6) is connected with the inner wall of the bottom end of the protective box body (1) through a flange.

6. The horizontal top-pulling rotary system based on the blow molding machine according to claim 1, wherein the number of the hydraulic telescopic rods (6) is four, and the four hydraulic telescopic rods (6) are distributed at the four corners of the bottom end of the first supporting plate (7).

7. A horizontal top-pulling rotary system based on a blow molding machine according to claim 1, characterized in that the top end of one side of the protective box (1) is mounted with a guide roller (2) through a bracket.