阅读说明：本技术 一种热收缩膜生产用收卷机 (Rolling machine is used in production of thermal contraction membrane ) 是由 胡建华 于 2020-09-16 设计创作，主要内容包括：本发明公开了一种热收缩膜生产用收卷机,包括安装架；电机,所述电机固定安装于所述安装架的一侧；所述支撑杆通过联轴器固定连接于所述电机输出轴的一端,所述支撑杆的两端分别开设有定位孔和限位孔；所述调节限位件设置于所述支撑杆的表面,所述调节限位件包括螺纹管和固定管；该热收缩膜生产用收卷机,通过设置调节限位件,通过拧动螺纹管带动四个限位板张开对收卷筒的内壁进行撑紧限位,且通过限位板的端部配合安装架的侧壁对收卷筒的水平侧进行限位,同时通过定位销防止螺纹管轴向出现转动,使固定更加的稳定,且通过定位装置可以方便调节调节限位件与安装架侧壁之间的距离,可以适应不同长度的收卷筒,使用更加的方便。(The invention discloses a winding machine for producing a heat shrinkable film, which comprises an installation frame; the motor is fixedly arranged on one side of the mounting rack; the supporting rod is fixedly connected to one end of the motor output shaft through a coupler, and two ends of the supporting rod are respectively provided with a positioning hole and a limiting hole; the adjusting limiting part is arranged on the surface of the supporting rod and comprises a threaded pipe and a fixed pipe; this rolling machine is used in production of thermal contraction membrane adjusts the locating part through setting up, it opens to prop tightly spacing to the inner wall of receipts reel to move the screwed pipe through twisting four limiting plates of drive, and the lateral wall through the tip cooperation mounting bracket of limiting plate carries on spacingly to the horizontal side of reel, prevent the screwed pipe axial through the locating pin simultaneously and rotate to appear, make fixed more stable, and can conveniently adjust the distance between locating part and the mounting bracket lateral wall through positioner, can adapt to the receipts reel of different length, use convenience more.)

1. A winding machine for producing a heat shrinkable film is characterized by comprising an installation frame;

the motor is fixedly arranged on one side of the mounting rack;

the supporting rod is fixedly connected to one end of the motor output shaft through a coupler, and two ends of the supporting rod are respectively provided with a positioning hole and a limiting hole;

the adjusting limiting part is arranged on the surface of the supporting rod and comprises a threaded pipe and a fixed pipe, the fixed pipe is sleeved on the surface of the supporting rod, one end of the threaded pipe is rotatably connected to one end of the inner wall of the fixed pipe, inner thread blocks are in threaded connection with two sides of the surface of the threaded pipe, strip-shaped grooves are formed in the surface of the fixed pipe, limiting plates are arranged inside the strip-shaped grooves, a pushing rod is rotatably connected to one side of each limiting plate, and one end of the pushing rod is rotatably connected with the inner thread blocks;

and the positioning device is fixed at one end of the fixed pipe.

2. The winder for producing the heat shrinkable film according to claim 1, wherein: one side fixedly connected with slide bar of fixed inside pipe wall, two internal thread blocks are run through in proper order to the one end of slide bar, the top fixedly connected with cushion of limiting plate.

3. The winder for producing the heat shrinkable film according to claim 1, wherein: the positioning device comprises a positioning ring, a mounting groove is formed in the inner surface of the positioning ring, a piston block is connected between the two sides of the inner wall of the mounting groove in a sliding mode, a positioning block is fixedly connected to one side of the piston block, and an elastic part is fixedly connected to the other side of the piston block.

4. The winder for producing the heat shrinkable film according to claim 3, wherein: the other side of piston piece just is located the inside fixedly connected with connecting rod of elastic component, the one end of connecting rod runs through the holding ring and extends to the outside of holding ring, the one end that the connecting rod is located the outside of holding ring rotates and is connected with the pull ring.

5. The winder for producing the heat shrinkable film according to claim 1, wherein: one end of the fixed pipe is fixedly connected with a limiting rod, and one side of the surface of the limiting rod is provided with an annular groove.

6. The winder for producing the heat shrinkable film according to claim 1, wherein: and a nut is embedded in one side of the threaded pipe, and a positioning pin is connected to the inner thread of the nut.

7. The winder for producing the heat shrinkable film according to claim 1, wherein: and one side of the surface of the threaded pipe is symmetrically provided with mounting holes.

Technical Field

The invention particularly relates to a winding machine for producing a heat shrinkable film.

Background

Heat shrinkable films are used for the sale and transportation of various products, the main function of which is to stabilize, cover and protect the product. The shrink film must have high puncture resistance, good shrinkage and a certain shrinkage stress. During the shrinking process, the film is not able to create holes. Since shrink films are often suitable for outdoor use, UV anti-UV agents need to be added.

The thermal contraction membrane needs to be rolled up to it in process of production, conveniently accomodates transportation and sells etc. is used for the coiling mechanism of thermal contraction membrane at present, and when the rolling, establish the winding barrel cover on the axis of rotation usually to spacing to the end, relative displacement takes place easily with the axis of rotation for the winding barrel, and can only carry out spacing, application range is little to the winding barrel that corresponds length usually.

Disclosure of Invention

The invention aims to provide a winding machine for producing a thermal contraction film aiming at the defects of the prior art, so that a winding drum can be more stably placed on a winding device.

In order to solve the technical problem, the winding machine for producing the heat shrinkable film provided by the invention comprises an installation frame;

the motor is fixedly arranged on one side of the mounting rack;

the supporting rod is fixedly connected to one end of the motor output shaft through a coupler, and two ends of the supporting rod are respectively provided with a positioning hole and a limiting hole;

the adjusting limiting part is arranged on the surface of the supporting rod and comprises a threaded pipe and a fixed pipe, the fixed pipe is sleeved on the surface of the supporting rod, one end of the threaded pipe is rotatably connected to one end of the inner wall of the fixed pipe, inner thread blocks are in threaded connection with two sides of the surface of the threaded pipe, strip-shaped grooves are formed in the surface of the fixed pipe, limiting plates are arranged inside the strip-shaped grooves, a pushing rod is rotatably connected to one side of each limiting plate, and one end of the pushing rod is rotatably connected with the inner thread blocks;

and the positioning device is fixed at one end of the fixed pipe.

Preferably, one side fixedly connected with slide bar of fixed pipe inner wall, two internal thread blocks are run through in proper order to the one end of slide bar, the top fixedly connected with cushion of limiting plate.

Through setting up the slide bar, can prevent that the screw thread piece from following it and rotating together when the screwed pipe rotates, and can follow the slide bar and remove, and the bonding cushion can increase the area of contact with the winding reel internal surface on the limiting plate, improves fixed stability.

Preferably, positioner includes the holding ring, the mounting groove has been seted up to the internal surface of holding ring, sliding connection has the piston piece between the both sides of mounting groove inner wall, one side fixedly connected with locating piece of piston piece, the opposite side fixed connection elastic component of piston piece.

Preferably, the other side of the piston block is fixedly connected with a connecting rod inside the elastic part, one end of the connecting rod penetrates through the positioning ring and extends to the outside of the positioning ring, and one end of the connecting rod outside the positioning ring is rotatably connected with a pull ring.

The pull ring is rotatably connected to the top end of the connecting rod, and when the pull ring corresponds to the limiting rod, the pull ring can be rotated to enable the pull ring to be sleeved on the limiting rod to limit the positioning block.

Preferably, one end of the fixed pipe is fixedly connected with a limiting rod, and one side of the surface of the limiting rod is provided with an annular groove.

The annular groove is formed, and the pull ring is arranged in the annular groove after being sleeved on the limiting rod, so that the pull ring can be prevented from sliding out of the limiting rod, and the limiting rod is sleeved on the surface of the limiting rod more stably.

Preferably, a nut is embedded in one side of the threaded pipe, and a positioning pin is connected to the inner thread of the nut.

Preferably, one side of the surface of the threaded pipe is symmetrically provided with mounting holes.

Compared with the related art, the winding machine for producing the heat shrinkable film provided by the invention has the following beneficial effects:

the invention provides a winding machine for producing a heat shrinkable film, which is characterized in that an adjusting limiting piece is arranged, a threaded pipe is screwed to drive four limiting plates to stretch to tightly limit the inner wall of a winding drum, the end part of each limiting plate is matched with the side wall of a mounting rack to limit the horizontal side of the winding drum, and a positioning pin is used for preventing the threaded pipe from axially rotating, so that the fixing is more stable, the distance between the limiting piece and the side wall of the mounting rack can be conveniently adjusted through a positioning device, the winding machine can adapt to winding drums with different lengths, and the use is more convenient.

Drawings

Fig. 1 is a schematic structural view of a winder for producing a heat shrinkable film according to a preferred embodiment of the present invention;

FIG. 2 is a cross-sectional view of the adjustment limiter of FIG. 1;

fig. 3 is an enlarged view of the portion a shown in fig. 2.

Reference numbers in the figures: 1. mounting bracket, 2, including a motor, 3, the bracing piece, 4, adjust the locating part, 41, the screwed pipe, 42, the internal thread piece, 43, the fixed pipe, 44, the catch bar, 45, the slide bar, 46, the bar groove, 47, the limiting plate, 48, the cushion, 5, positioner, 51, the holding ring, 52, the mounting groove, 53, the piston piece, 54, the elastic component, 55, the locating piece, 56, the connecting rod, 57, the pull ring, 6, the locating pin, 7, the gag lever post, 8, the locating hole, 9, spacing hole, 10, the nut, 11, the mounting hole, 12, the dog, 13, the annular groove.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Referring to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural view of a winder for producing a heat shrinkable film according to a preferred embodiment of the present invention; FIG. 2 is a cross-sectional view of the adjustment limiter of FIG. 1; fig. 3 is an enlarged view of the portion a shown in fig. 2. The winder for producing the heat shrinkable film comprises an installation rack 1;

the motor 2 is fixedly arranged on one side of the mounting frame 1;

the supporting rod 3 is fixedly connected to one end of an output shaft of the motor 2 through a coupler, and two ends of the supporting rod 3 are respectively provided with a positioning hole 8 and a limiting hole 9;

the adjustable limiting part 4 is arranged on the surface of the supporting rod 3, the adjustable limiting part 4 comprises a threaded pipe 41 and a fixed pipe 43, the fixed pipe 43 is sleeved on the surface of the supporting rod 3, one end of the threaded pipe 41 is rotatably connected to one end of the inner wall of the fixed pipe 43, inner thread blocks 42 are respectively in threaded connection with two sides of the surface of the threaded pipe 41, strip-shaped grooves 46 are respectively formed in the surfaces of the fixed pipes 43, a limiting plate 47 is arranged inside each strip-shaped groove 46, one side of each limiting plate 47 is rotatably connected with a push rod 44, and one end of each push rod 44 is rotatably connected with the inner thread block 42;

and the positioning device 5 is fixed at one end of the fixed tube 43.

The motor 2 and the support rod 3 are positioned at two sides of the mounting rack 1, and the motor 2 is connected with an external power supply through a power line for supplying power;

one end of the fixed pipe 43 close to the mounting frame 1 is a sealing structure, the middle of the fixed pipe is provided with an assembling hole matched with the support rod 3, one end of the surface of the screwed pipe 41 is fixed with a circular flange, the outside of the circular flange is provided with a circular fixed cover, and the circular fixed cover is fixed on one side of the inner wall of the fixed pipe 43, so that the screwed pipe 41 and one side of the inner wall of the fixed pipe 43 form rotary connection;

the number of the positioning holes 8 and the number of the limiting holes 9 are multiple, and the number and the distance are correspondingly the same.

One side fixedly connected with slide bar 45 of fixed pipe 43 inner wall, two internal thread blocks 42 are run through in proper order to the one end of slide bar 45, the top fixedly connected with cushion 48 of limiting plate 47.

The inner thread block 42 is provided with a through hole, the sliding rod 45 penetrates through the inner thread block 42 through the through hole, the number of the strip-shaped grooves 46 is four, the inner thread block is evenly arranged on the surface of the fixed pipe 43, and the number of the limiting plates 47 is four.

The positioning device 5 comprises a positioning ring 51, a mounting groove 52 is formed in the inner surface of the positioning ring 51, a piston block 53 is slidably connected between two sides of the inner wall of the mounting groove 52, a positioning block 55 is fixedly connected to one side of the piston block 53, and an elastic part 54 is fixedly connected to the other side of the piston block 53.

When the elastic member 54 is normally extended, the positioning block 55 is located outside the mounting groove 52.

A connecting rod 56 is fixedly connected to the other side of the piston block 53 and inside the elastic member 54, one end of the connecting rod 56 penetrates through the positioning ring 51 and extends to the outside of the positioning ring 51, and one end of the connecting rod 56 outside the positioning ring 51 is rotatably connected with a pull ring 57.

One end of the fixed pipe 43 is fixedly connected with a limiting rod 7, and one side of the surface of the limiting rod 7 is provided with an annular groove 13.

A nut 10 is embedded in one side of the threaded pipe 41, and a positioning pin 6 is connected to the inner thread of the nut 10.

The bottom end of the surface of the positioning pin 6 is provided with threads, and the top nut part is provided with a driving handle.

And one side of the surface of the threaded pipe 41 is symmetrically provided with mounting holes 11.

The working principle of the winding machine for producing the heat shrinkable film provided by the invention is as follows:

when the device is used, firstly, the distance between the limiting piece 4 and the side wall of the mounting rack 1 is adjusted according to the length of the sleeved winding drum, when the distance is adjusted, the connecting rod 56 is pulled through the pull ring 57, the connecting rod 56 drives the piston block 53 to move towards the inside of the mounting groove 52, meanwhile, the positioning block 55 is driven to move out of the positioning hole 8 and compress the elastic piece 54, and then the pull ring 57 can be sleeved into the annular groove 13 on the limiting rod 7 to limit the position;

then, the adjusting limiting piece 4 can be moved to a corresponding position according to the model of the winding drum, the positioning block 55 corresponds to the positioning hole 8, then the pull ring 57 can be taken down from the limiting rod 7, and the positioning block 55 is pushed into the positioning hole 8 to limit the positioning block under the action of the elastic piece 54;

then, the winding drum can be sleeved on the surface of the fixed pipe 43, one end of the winding drum is tightly attached to the side wall of the mounting frame 1, the threaded pipe 41 can be rotated along the pointer at the moment, the threaded pipe 41 drives the two inner thread blocks 42 to move towards the right side, so that the pushing rod 44 is driven to upwards push the limiting plate 47 to upwards move, four surfaces of the inner wall of the winding drum are extruded and fixed, and meanwhile, the stop block 12 at the end part of the limiting plate 47 limits the end part of the winding drum at the horizontal side;

when the limiting is completed, the mounting hole 11 corresponds to the limiting hole 9, and at the moment, the positioning pin 6 sequentially penetrates through the mounting hole 11, the limiting hole 9 and the mounting hole 11 and is fixed with the nut 10, so that the axial direction of the threaded pipe 41 is limited, the threaded pipe is prevented from rotating, and the fixation is unstable;

then produce the cover, during the dismantlement, through taking off locating pin 6, then anticlockwise rotation screwed pipe 41 makes limiting plate 47 loosen the winding drum, can take off it this moment.

Compared with the related art, the winding machine for producing the heat shrinkable film provided by the invention has the following beneficial effects:

adjust locating part 4 through the setting, it is spacing to prop tightly the inner wall of a winding drum to drive four limiting plates 47 through twisting screwed pipe 41, and the lateral wall of tip cooperation mounting bracket 1 through limiting plate 47 carries on spacingly to the horizontal side of a winding drum, prevent 41 axial of screwed pipe rotation from appearing through locating pin 6 simultaneously, make fixed more stable, and can conveniently adjust the distance between locating part 4 and the mounting bracket 1 lateral wall through positioner 5, can adapt to the winding drum of different length, it is more convenient to use.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.