CN217916411U - Forming roller set back pressure roller mechanism - Google Patents

Abstract

The utility model discloses a shaping roller set back pressure roller mechanism, including shaping roller set and back pressure roller, the back pressure roller passes through angle adjusting assembly and shaping roller set connection, and angle adjusting assembly includes fixed plate and regulating plate, and the fixed plate cover is established on shaping roller set, and the back pressure roller then is located the regulating plate, is equipped with a plurality of locking holes on the fixed plate, then is equipped with the regulation fluting that corresponds with the locking hole on the regulating plate. The utility model discloses shaping roller set back pressure roller mechanism, when needs are adjusted the axial angle between counter-pressure roller and the shaping roller set, rotate the adjusting plate, the rethread screw passes and adjusts the fluting and lock solid hole and lock, can realize the adjustment to axial angle between counter-pressure roller and the shaping roller set, thereby increase or reduce the time that fuse-element and shaping roller set wrapped the roller, with this come to stereotype the plastic film or the sheet of different demands, and make the design of plastic film or sheet effectual, improve shaping roller set back pressure roller mechanism's adaptability simultaneously.

Description

Forming roller set back pressure roller mechanism

Technical Field

The utility model relates to a shaping roller set equipment field, in particular to shaping roller set back pressure roller mechanism.

Background

The calendering is to pass the molten and plasticized thermoplastic plastic through the gap between two parallel counter-rotating rollers to make the melt extruded, stretched and stretched by the rollers to form a continuous sheet product with a certain specification and size and meeting the quality requirement, and finally to naturally cool and form the product. Calendering processes are commonly used in the production of plastic films or sheets.

When a melt is extruded, extended and stretched through a roller, in order to ensure the shaping effect during melt molding, a counter-pressure roller is generally added at the last roller, but the existing counter-pressure rollers are fixedly installed when being installed, and the axial angles of the roller and the counter-pressure roller cannot be adjusted, so that the counter-pressure roller can only meet the shaping of one plastic film or sheet with one requirement, and when the plastic film or sheet with other requirements needs to be shaped, the shaping effect of the plastic film or sheet is poor, and the plastic film or sheet cannot meet the production requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a adaptability is good to improve design effect and product quality's shaping roller set back pressure roller mechanism.

For solving the above technical problem, the utility model discloses can adopt following technical scheme to realize:

a forming roller set back pressure roller mechanism comprises a forming roller set and a back pressure roller, wherein the back pressure roller is connected with the forming roller set through an angle adjusting assembly, the angle adjusting assembly comprises a fixing plate and an adjusting plate, the fixing plate is sleeved on the forming roller set, the back pressure roller is positioned on the adjusting plate, a plurality of locking holes are formed in the fixing plate, and adjusting grooves corresponding to the locking holes are formed in the adjusting plate; after the angle of the adjusting plate is adjusted, the adjusting plate passes through the adjusting slot and is locked with the locking hole through a screw, so that the angle of the counter pressure roller is adjusted.

In one embodiment, the end of the adjusting plate connected with the fixing plate is U-shaped, and the adjusting slot is arc-shaped.

In one embodiment, the adjusting plate is provided with a pressing assembly, the pressing assembly comprises a pressing cylinder, a push rod and a pressing block, an opening is formed in the adjusting plate, the pressing cylinder is arranged at the end of the adjusting plate, the pressing block is arranged at the opening, one end of the push rod is connected with the pressing cylinder, the other end of the push rod is connected with the pressing block, the end of the counter-pressure roller is arranged at the pressing block, and the pressing cylinder drives the push rod to act on the pressing block, so that the pressing block drives the counter-pressure roller to be far away from or close to the forming roller set.

In one embodiment, the forming roller group comprises a first forming roller, a second forming roller and a third forming roller which are arranged side by side, and the fixing plate is arranged on the third forming roller.

In one embodiment, the bottom of the third forming roller is provided with a linear guide rail.

Has the advantages that: the utility model discloses shaping roller set back pressure roller mechanism, through installing the fixed plate on shaping roller set, and set up a plurality of locking hole on the fixed plate, and simultaneously, install the back pressure roller on the regulating plate, set up the regulation fluting that corresponds with the locking hole on the regulating plate, when needs are stereotyped the fuse-element of different demands, rotate the regulating plate, the rethread screw passes regulation fluting and locking hole and locks, can realize the adjustment to axial angle between back pressure roller and the shaping roller set, thereby increase or reduce the time that fuse-element and shaping roller set wrapped the roller, fix a type the plastic film or the sheet of different demands with this, and make the design of plastic film or sheet effectual, improve shaping roller set back pressure roller mechanism's adaptability simultaneously.

Drawings

FIG. 1 is a schematic structural view of a forming roller set back-pressure roller mechanism of the present invention;

FIG. 2 is a schematic side view of the forming roll set counter-pressure roll mechanism of the present invention;

FIG. 3 is a schematic structural view of an angle adjusting assembly of the back-pressure roller mechanism of the forming roller set of the present invention;

figure 4 is the utility model discloses forming roll group counter-pressure roll mechanism's pressing components structure sketch.

As shown in the attached drawings:

100. forming a roller set; 110. a first forming roll; 120. a second forming roll; 130. a third forming roller; 140. a linear guide rail;

200. a reverse pressing roller;

300. an angle adjustment assembly; 310. a fixing plate; 320. an adjusting plate; 330. a locking hole; 340. adjusting slotting; 350. an opening;

400. pressing the components; 410. pressing a cylinder; 420. a push rod; 430. and (6) pressing the blocks.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, a forming roller set back pressure roller mechanism includes a forming roller set 100 and a back pressure roller 200, the back pressure roller 200 is connected to the forming roller set 100 through an angle adjusting assembly 300, the angle adjusting assembly 300 includes a fixing plate 310 and an adjusting plate 320, the fixing plate 310 is sleeved on the forming roller set 100, the back pressure roller 200 is located on the adjusting plate 320, a plurality of locking holes 330 are provided on the fixing plate 310, and adjusting slots 340 corresponding to the locking holes 330 are provided on the adjusting plate 320; after the angle of the adjusting plate 320 is adjusted, a screw (not shown) passes through the adjusting slot 340 and locks with the locking hole 330, so as to adjust the axial angle of the counter roll 200 and the forming roll set 100.

Specifically, in this embodiment, the fixing plate 310 of the angle adjusting assembly 300 is sleeved on the forming roller set 100, the fixing plate 310 is provided with a plurality of locking holes 330, the back pressure roller 200 is mounted on the adjusting plate 320, the adjusting groove 340 corresponding to the locking holes 330 is formed in the adjusting plate 320, the back pressure roller 200 is connected with the forming roller set 100 by passing through the adjusting groove 340 and locking the locking holes 330 through screws, when the axial angle between the back pressure roller 200 and the forming roller set 100 needs to be adjusted, the screws are loosened and the adjusting plate 320 is rotated, so that the axial angle between the back pressure roller 200 and the forming roller set 100 is adjusted, after the angle is adjusted, the screws are tightened, so that the adjusting plate 320 and the fixing plate 310 are locked, the axial angle between the back pressure roller 200 and the forming roller set 100 is adjusted, finally, the axial angle between the back pressure roller 200 and the forming roller set 100 is adjusted through the angle adjusting assembly 300, so that the time for wrapping the melt and the forming roller set 100 is increased or reduced, plastic films or back pressure forming is performed, the forming effect of the plastic films or sheets is good, and the forming roller set is adaptive to the forming mechanism.

Certainly, because the roller of the forming roller set 100 is a circular structure, the fixing plate 310 and the adjusting plate 320 are conveniently installed, therefore, the fixing plate 310 is the end part sleeved with the roller, and one end of the adjusting plate 320 connected with the fixing plate 310 is 'U' -shaped, the adjusting plate 320 can be conveniently adjusted through the 'U' -shaped, and is locked with the fixing plate 310, and the adjusting slots 340 are arc-shaped and are conveniently matched with the plurality of locking holes 330.

Referring to fig. 4, when the melt is extruded, extended and stretched, the size of the melt, such as thickness, etc., needs to be ensured, so a pressing assembly 400 is disposed on the adjusting plate 320, and an opening 350 is disposed on the adjusting plate 320, wherein the pressing assembly 400 includes a pressing cylinder 410, a push rod 420 and a pressing block 430, the pressing cylinder 410 is disposed at the end of the adjusting plate 320, the pressing block 430 is disposed at the opening 350, one end of the push rod 420 is connected to the pressing cylinder 410, the other end is connected to the pressing block 430, and the end of the counter roll 200 is disposed at the pressing block 430.

When the size of the melt molding needs to be adjusted, the pressing cylinder 410 is started, the pressing cylinder 410 drives the push rod 420 to stretch, and the push rod 420 drives the pressing block 430 to move at the opening 350, so that the counter pressure roller 200 is far away from or close to the molding roller group 100, the adjustment of the distance between the counter pressure roller 200 and the molding roller group 100 is realized, and the melts with different size requirements are molded.

In addition, referring to fig. 1 and fig. 2, the forming roller set 100 in this embodiment adopts a three-roller combination, and includes a first forming roller 110, a second forming roller 120, and a third forming roller 130 that are arranged side by side, a fixing plate 310 is arranged on the third forming roller 130, and the melt is transferred between the first forming roller 110 and the second forming roller 120, then transferred between the second forming roller 120 and the third forming roller 130, and transferred out from between the third forming roller 130 and the counter-pressure roller 200, so as to implement extrusion, extension, stretching, and forming of the melt.

In addition, the bottom of the third forming roller 130 is provided with a linear guide rail 140, and the third forming roller 130 can be moved through the linear guide rail 140, so that the pressing space between the third forming roller 130 and the second forming roller 120 is adjusted, melts with different requirements can be conveniently formed, and the adaptability of the back-pressure roller mechanism of the forming roller set is improved.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. All the technicians in the field can smoothly implement the utility model according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations can be made without departing from the scope of the present invention, which is equivalent to the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims (5)

1. The utility model provides a shaping roller set back pressure roller mechanism, includes shaping roller set and back pressure roller, its characterized in that: the counter-pressure roller is connected with the forming roller set through an angle adjusting assembly, the angle adjusting assembly comprises a fixing plate and an adjusting plate, the fixing plate is sleeved on the forming roller set, the counter-pressure roller is located on the adjusting plate, a plurality of locking holes are formed in the fixing plate, and adjusting grooves corresponding to the locking holes are formed in the adjusting plate;

after the angle of the adjusting plate is adjusted, the adjusting plate passes through the adjusting slot and is locked with the locking hole through a screw, so that the angle of the counter pressure roller is adjusted.

2. The forming roll set back-pressure roll mechanism of claim 1, wherein: the end of the adjusting plate connected with the fixing plate is U-shaped, and the adjusting groove is arc-shaped.

3. The forming roll set back-pressure roll mechanism of claim 1, wherein: be equipped with pressing components on the regulating plate, pressing components includes pressfitting cylinder, push rod and pressfitting piece, sets up an opening on the regulating plate, and the tip of regulating plate is located to the pressfitting cylinder, and the opening part is then located to the pressfitting piece, and push rod one end is connected with the pressfitting cylinder, and the other end then is connected with the pressfitting piece, and the pressfitting piece is located to the tip of counter roll, and the pressfitting cylinder orders about the push rod and acts on the pressfitting piece, makes the pressfitting piece drive the counter roll and keeps away from or be close to the shaping roller set.

4. The forming roll set back-pressure roll mechanism of claim 1, characterized in that: the forming roller group comprises a first forming roller, a second forming roller and a third forming roller which are arranged side by side, and a fixing plate is arranged on the third forming roller.

5. The forming roll set back-pressure roll mechanism of claim 4, wherein: and a linear guide rail is arranged at the bottom of the third forming roller.

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