CN113524549A

CN113524549A - Auxiliary assembly for rubber calendering

Info

Publication number: CN113524549A
Application number: CN202110922232.2A
Authority: CN
Inventors: 姜秀珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2021-10-22

Abstract

The invention relates to the technical field of rubber processing, and discloses auxiliary equipment for rubber calendering. Through the setting of shaping pressure hole and roll, make can form the style of calligraphy decline after the hole is pressed through the shaping with the rubber of concise end, two sets of rolls are rotatory in opposite directions afterwards, extrude rubber to the middle part, simultaneously because the left roll and the right roll slope of roll, then will exceed the rubber of gap length between two sets of rolls and lengthen to both sides gradually, form the even and width-increasing's of a thickness sheet rubber, then directly send into in the calendering roller, once more by the extrusion, form the sheet rubber of regulation thickness with this, last to adding the rubber after the refining in the dead box, can realize lasting calendering to rubber with this and become the piece, increase the length of disposable calendering sheet rubber, increase production efficiency.

Description

Auxiliary assembly for rubber calendering

Technical Field

The invention relates to the technical field of rubber processing, in particular to auxiliary equipment for rubber calendering.

Background

The rubber calender is one of the basic equipment of rubber plastic products course of working, and the calender belongs to heavy high accuracy machinery in rubber plastic machinery, and the rubber calender mainly used preforming, the laminating of film, the die mould of glue embryo etc. of sizing material, the process to the preforming of sizing material is as follows: the mixed rubber is put on a pair of working rolls, the pair of working rolls rotate oppositely, and the rubber is extruded out from a gap of the pair of working rolls to form a rubber sheet with a certain length, but the rubber sheet has some defects in the using process as follows:

the rubber material that will mix the end and conglobate is put on the calender, along with the cylinder rotates, press a certain amount of rubber material to form the slice in the clearance, but because the irregularity of rubber material, lead to pressing to the width of the flaky rubber material in the pair roller clearance and differ, and the side of rubber piece is uneven, cause harmful effects easily to subsequent processing, influence the quality of rubber preforming, and increased the handling procedure to the preforming, manufacturing cost has been increased, simultaneously, after carrying out the preforming with the mixed rubber material that finishes of a certain amount, can only produce the preforming of certain length, can not carry out continuity production, very big influence production efficiency, and, when adding the rubber material each time, if the cylinder quantity of calender is more, the preforming that presses passes the clearance process of a plurality of cylinders is very loaded down with trivial details, the adjustment time is longer, further reduce production efficiency.

Disclosure of Invention

The invention provides auxiliary equipment for rubber calendering, which has the advantages of capability of continuously calendering rubber and high quality of produced rubber sheets, and solves the problems in the background technology.

The invention provides the following technical scheme: the utility model provides an auxiliary assembly for rubber calendering, includes fixed case, driving motor and heat pump, the shaping pressure hole has been seted up to the inside of fixed case, the inside of fixed case and the below symmetry movable mounting that is located the shaping pressure hole have the roll, the roll is total two sets of, and every group comprises left roller and right roller, the left roller and the right roller of roll are eight characters type, the left roller of roll and the top of right roller all fixed the cup joint have oblique ring gear to intermeshing, the right roller bottom end fixed mounting of roll has the universal joint, the right-hand member fixedly connected with worm of universal joint, the right-hand member and the driving motor fixed connection of worm, the inside of fixed case and the bottom symmetry movable mounting that is located the roll have the calender roll, the shaping pressure hole is 8 characters type.

Preferably, the shearing holes are formed in the two sides of the fixed box and above the two groups of rollers, the shearing boxes are fixedly mounted on the outer portions of the two sides of the fixed box, the spiral blades are sleeved on the inner portions of the shearing boxes in a movable mode, the shearing sheets are fixedly connected to the outer portions of the spiral blades in an even mode, the outer side of each shearing box is fixedly connected with an outer box, a turbine shaft is movably mounted inside the outer box, the turbine shaft is meshed with a worm, the top end of the turbine shaft is fixedly connected with a belt transmission device, and the top end of each spiral blade is connected with the turbine shaft in a transmission mode through the belt transmission device.

Preferably, the back and the preceding fixed mounting of fixed case have the heat conduction case, the even fixed mounting in bottom of heat conduction case has to push away shearing mechanism, the inside of fixed case and the top symmetry fixed mounting who is located the calendering roller have the scraper blade, the scraper blade passes through the pipe intercommunication with the heat pump.

Preferably, a circular hole is formed in the side wall of the fixed box and above the scraper, and the bottom end of the shearing sheet is located below the helical blade and communicated with the circular hole through a guide pipe.

The invention has the following beneficial effects:

1. through the setting of shaping pressure hole and roll, make can form the style of calligraphy decline after the hole is pressed through the shaping with the rubber of concise end, two sets of rolls are rotatory in opposite directions afterwards, extrude rubber to the middle part, simultaneously because the left roll and the right roll slope of roll, then will exceed the rubber of gap length between two sets of rolls and lengthen to both sides gradually, form the even and width-increasing's of a thickness sheet rubber, then directly send into in the calendering roller, once more by the extrusion, form the sheet rubber of regulation thickness with this, last to adding the rubber after the refining in the dead box, can realize lasting calendering to rubber with this and become the piece, increase the length of disposable calendering sheet rubber, increase production efficiency.

2. Through the arrangement of the helical blades and the shearing sheets, when the roller rolls the rubber with the thickness exceeding the thickness and increases the width to two sides, when the redundant rubber above the roller gradually leans to the shearing hole and the shearing sheet rotates along with the helical blade, the redundant rubber is cut off to form a rubber sheet with fixed width, thereby ensuring the subsequent rubber calendering time delay, forming more regular rubber sheets, improving the sheet forming quality after the rubber calendering, reducing the ineffective processing of the subsequent procedures, meanwhile, through the arrangement of the round hole, the redundant rubber cut off by the shear blade is pressed to the round hole to form a round strip, then the rubber sheet is cut by the pushing and shearing device and pushed above the calendering roller to provide a time-delay supplementary material for the calendering roller, so that the rubber sheet is prevented from having some defects when being calendered by the calendering roller, and is supplemented by the circular strip, and the quality of the rubber calendered sheet is ensured.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

FIG. 3 is a schematic top view of the structure of the present invention;

FIG. 4 is a schematic view of the installation of the helical blade and the shear blade of the present invention.

In the figure: 1. a fixed box; 2. forming and pressing holes; 3. rolling; 4. a skewed tooth ring; 5. a universal joint; 6. a calender roll; 7. a worm; 8. a shearing box; 9. a helical blade; 10. an outer box; 11. a belt drive; 12. a turbine shaft; 13. a squeegee; 14. pushing the shearing device; 15. shearing holes; 16. a heat conducting box; 17. and (6) cutting the slices.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an auxiliary device for rubber calendering comprises a fixed box 1, a driving motor and a heat pump, wherein a forming pressure hole 2 is formed in the fixed box 1, rollers 3 are symmetrically and movably mounted in the fixed box 1 below the forming pressure hole 2, the rollers 3 are divided into two groups, each group comprises a left roller and a right roller, the left roller and the right roller of each roller 3 are splayed, the top ends of the left roller and the right roller of each roller 3 are fixedly sleeved with an inclined toothed ring 4 and are mutually meshed, the bottom end of the right roller of each roller 3 is fixedly provided with a universal joint 5, the right end of the universal joint 5 is fixedly connected with a worm 7, the right end of the worm 7 is fixedly connected with the driving motor, calendering rollers 6 are symmetrically and movably mounted in the fixed box 1 and are positioned at the bottom of each roller 3, the forming pressure hole 2 is 8-shaped, refined rubber is directly put into the fixed box 1 and is pressed towards the forming pressure hole 2, the rubber sheet is formed into a 8-shaped descending shape after passing through a forming hole pressing 2, then a driving motor drives a right roller of a roller 3 to rotate through a worm 7 and a universal joint 5, the right roller drives a left roller to rotate through a bevel gear ring 4, the two groups of rollers 3 rotate in opposite directions, the two groups of rollers 3 extrude the rubber to the middle, meanwhile, as the left roller and the right roller of the roller 3 are inclined, the rubber exceeding the length of a gap between the two groups of rollers 3 is gradually lengthened to two sides to form a rubber sheet with uniform thickness and enlarged width, then the rubber sheet is directly fed into a calendering roller 6 and is extruded again to form a rubber sheet with specified thickness, and the refined rubber is continuously added into a fixed box 1, so that the continuous sheet calendering of the rubber can be realized, the length of a disposable calendered rubber sheet is increased, and the production efficiency is increased; the shearing holes 15 are formed in the two sides of the fixed box 1 and above the two groups of rollers 3, the shearing boxes 8 are fixedly installed on the outer portions of the two sides of the fixed box 1, the spiral blades 9 are movably sleeved in the shearing boxes 8, the shearing sheets 17 are uniformly and fixedly connected to the outer portions of the spiral blades 9, the outer side of each shearing box 8 is fixedly connected with an outer box 10, a turbine shaft 12 is movably installed in the outer box 10, the turbine shaft 12 is meshed with the worm 7, the top end of the turbine shaft 12 is fixedly connected with a belt transmission device 11, the top end of each spiral blade 9 is in transmission connection with the turbine shaft 12 through the belt transmission device 11, when the rollers 3 roll rubber exceeding the thickness and the width of the rubber is increased towards the two sides, when the redundant rubber above the rollers 3 gradually leans against the shearing holes 15, the shearing sheets 17 rotate along with the spiral blades 9, the redundant rubber is cut off, and accordingly rubber sheets with fixed width are formed, further ensuring the subsequent rubber calendering, forming more regular rubber sheets, improving the sheet forming quality of the rubber after calendering, and reducing the ineffective processing of the subsequent procedures; the back and the front of the fixed box 1 are fixedly provided with heat conducting boxes 16, the bottom of each heat conducting box 16 is uniformly and fixedly provided with a pushing and shearing device 14, scrapers 13 are symmetrically and fixedly arranged in the fixed box 1 and above the calendering roller 6, the scrapers 13 are communicated with a heat pump through a guide pipe, heat conducting oil is introduced into the scrapers 13, the fixed box 1 is heated, and the rubber dough is ensured to keep enough flexibility and can be ensured to be malleable; the circular port has been seted up to the top that just is located scraper blade 13 on the 1 lateral wall of fixed box, the bottom of shearing piece 17 and the below that is located helical blade 9 are through pipe and circular port intercommunication, press the unnecessary rubber that will shear the piece 17 excision to the circular port, form circular rectangular, then pushed against shearing mechanism 14 and cut off and push to the top of calendering roller 6, provide the supplementary material of pressing the time delay for calendering roller 6, prevention calendering roller 6 has some defects when calendering the rubber piece, circular rectangular supplements it, guarantee the flaky quality of rubber calendering, and simultaneously, scraper blade 13 wipes off calendering roller 6's surface, guarantee the cleanness on calendering roller 6 surface.

The working principle is that the refined rubber is directly put into a fixed box 1 and then pressed to a forming pressure hole 2 to form an 8-shaped descending after passing through the forming pressure hole 2, then a driving motor drives a right roller of a roller 3 to rotate through a worm 7 and a universal joint 5, the right roller drives a left roller to rotate through an inclined toothed ring 4, two groups of rollers 3 rotate oppositely, the two groups of rollers 3 extrude the rubber to the middle part, meanwhile, because the left roller and the right roller of the rollers 3 are inclined, the rubber exceeding the gap length between the two groups of rollers 3 is gradually lengthened to two sides to form a rubber sheet with uniform thickness and enlarged width, then the rubber sheet is directly sent into a calendering roller 6 to be extruded again to form the rubber sheet with the specified thickness, meanwhile, when the rollers 3 calender the rubber with the thickness and increase the width to the two sides, the redundant rubber above the rollers 3 is sheared gradually leans against a hole 15, the driving motor drives the helical blade 9 to rotate through the meshing of the worm 7 and the turbine shaft 12 and the transmission of the belt transmission device 11, so that the shearing sheet 17 cuts off redundant rubber, the helical blade 9 presses the cut rubber to a circular hole through a pipeline to form a circular strip, and then the circular strip is cut off by the pushing and shearing device 14 and pushed above the calendering roller 6 to provide a time-delay supplementary material for the calendering roller 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rubber calendering uses auxiliary assembly, includes fixed case (1), driving motor and heat pump, its characterized in that: shaping pressure hole (2) have been seted up to the inside of fixed case (1), the inside of fixed case (1) and the below symmetry movable mounting that is located shaping pressure hole (2) have roll (3), roll (3) are total two sets of, and every group comprises left roller and right roller, the left roller and the right roller of roll (3) are eight characters type, the left roller of roll (3) and the top of right roller all fixed cover have connect oblique ring gear (4) to intermeshing, the right roller bottom end fixed mounting of roll (3) has universal joint (5), the right-hand member fixedly connected with worm (7) of universal joint (5), the right-hand member and the driving motor fixed connection of worm (7), the inside of fixed case (1) and the bottom symmetry movable mounting that is located roll (3) have calendering roller (6), shaping pressure hole (2) are 8 characters type.

2. The auxiliary equipment for rubber calendering of claim 1, wherein: shearing hole (15) have been seted up to the both sides of fixed case (1) and the top that is located between two sets of rolls (3), the outside fixed mounting in both sides of fixed case (1) has shearing case (8), helical blade (9) have been cup jointed in the inside activity of shearing case (8), the even fixedly connected with in outside of helical blade (9) cuts piece (17), the outside fixedly connected with outer container (10) of shearing case (8), the inside movable mounting of outer container (10) has turbine shaft (12), turbine shaft (12) and worm (7) meshing, top fixed connection belt drive (11) of turbine shaft (12), the top of helical blade (9) is passed through belt drive (11) and is connected with turbine shaft (12) transmission.

3. The auxiliary equipment for rubber calendering of claim 1, wherein: the back and the preceding fixed mounting of fixed case (1) have heat conduction case (16), the even fixed mounting in bottom of heat conduction case (16) has to push away shearing mechanism (14), the inside of fixed case (1) and the top symmetry fixed mounting that is located calendering roller (6) have scraper blade (13), scraper blade (13) pass through the pipe intercommunication with the heat pump.

4. The auxiliary equipment for rubber calendering of claim 1, wherein: the fixed box (1) is characterized in that a circular hole is formed in the side wall of the fixed box (1) and above the scraper (13), and the bottom end of the shear blade (17) is located below the helical blade (9) and communicated with the circular hole through a guide pipe.