CN215094872U

CN215094872U - Rubber open mill

Info

Publication number: CN215094872U
Application number: CN202121181490.1U
Authority: CN
Inventors: 张俊伟; 邓曾元; 熊国华; 刘晓庆; 刘超
Original assignee: Sichuan Tire Rubber Group Co ltd
Current assignee: Sichuan Tire Rubber Group Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-10
Anticipated expiration: 2031-05-31

Abstract

The utility model provides a rubber mill, include: a frame; the 2 rollers are arranged in parallel and are rotatably arranged between the racks through bearings; the 2 rubber stopper parts are arranged at two ends of the 2 rollers and matched with the surfaces of the rollers; the feeding device comprises a feeding hopper, a discharging bin is arranged below the feeding hopper, a discharging port is arranged at the lower part of the discharging bin and corresponds to the upper part of a gap between 2 rollers, and a material homogenizer is arranged in the discharging bin; the rubber blocking piece comprises a rubber blocking plate and a rubber blocking convex strip, the rubber blocking plate is arranged on the rack, and the lower side of the rubber blocking plate is provided with 2 arc-shaped openings matched with the surface of the roller; the glue blocking convex strips are vertically arranged in the middle of the glue blocking plate and are positioned between the end parts of the 2 rollers; the material homogenizer is used for enabling the sizing material to be evenly distributed and fed from the discharge hole. The open mill is not easy to overflow, and has high processing efficiency and good processing quality.

Description

Rubber open mill

Technical Field

The utility model belongs to the technical field of rubber tire processing machinery, concretely relates to rubber mill.

Background

An open mill, also called an open mill, mainly cuts and extrudes rubber materials through two rollers rotating relatively, so that the original macromolecular chains of the rubber materials are broken, the original elasticity of the rubber materials is reduced, the plasticity is improved, and the subsequent processes are facilitated. Under the normal condition, the sizing material is drawn into between the clearance of roller downwards when the roller of mill rotates, but when the sizing material is more or the sizing material is harder, the sizing material spills over from the roller tip easily in extrusion process, needs to retrieve and repeatedly processes, influences machining efficiency. In addition, the feeding device of the existing open mill is simple, the rubber materials are easily accumulated at the feeding port when being fed onto the roller, the distribution is not uniform, and material overflow is easily caused and the processing efficiency and the processing quality of the open mill are influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to above-mentioned prior art exists, the utility model aims to provide a rubber mill keeps off piece through the sizing material that sets up the looks adaptation at roller both ends, and sets up and throws the material device with two roller clearance position correspondences for this mill is difficult for taking place the flash, and machining efficiency is high, and processingquality is good.

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

a rubber mill comprising:

a frame;

the 2 rollers are arranged in parallel and are rotatably arranged between the racks through bearings;

the 2 rubber stopper parts are arranged at two ends of the 2 rollers and matched with the surfaces of the rollers;

the feeding device comprises a feeding hopper, a discharging bin is arranged below the feeding hopper, a discharging port is arranged at the lower part of the discharging bin and corresponds to the upper part of a gap between 2 rollers, and a material homogenizer is arranged in the discharging bin;

the rubber blocking piece comprises a rubber blocking plate and a rubber blocking convex strip, the rubber blocking plate is arranged on the rack, and the lower side of the rubber blocking plate is provided with 2 arc-shaped openings matched with the surface of the roller; the glue blocking convex strips are vertically arranged in the middle of the glue blocking plate and are positioned between the end parts of the 2 rollers; the material homogenizer is used for enabling the sizing material to be evenly distributed and fed from the discharge hole.

In one embodiment of the application, the material homogenizer comprises a driving motor, a screw and a material pushing plate, the screw is rotatably arranged in the material outlet bin and is parallel to the material outlet, one end of the screw is in transmission connection with the driving motor, and the material pushing plate is arranged on the screw and can move back and forth along the screw.

In an embodiment of the application, the screw rod is sleeved with a sliding block, the pushing plate is sleeved on the sliding block through a bearing, and two sides of the pushing plate are provided with limiting tooth sockets which are in limiting clamping connection with limiting strips on the side wall of the discharging bin.

In one embodiment of the present application, the lower side of the material pushing plate is provided with material pushing teeth.

In one embodiment of the application, there is a tongue between 2 arc mouths of fender downside, the tongue extends down to 2 the clearance minimum between the roller.

In an embodiment of this application, keep off the arc mouth edge of offset plate downside and have the guide portion that leans out the setting, guide portion sets up along the arc mouth, with the surface that the roller corresponds coincide.

In an embodiment of this application, keep off gluey sand grip and be kind triangular prism structure, a side with keep off the laminating of offset plate, the edge that two sides face is connected in addition is just right 2 clearance between the roller.

In an embodiment of this application, keep off the vertical spacing convex ridge that is equipped with in offset plate middle part, keep off be equipped with on the gluey sand grip a mounting groove with spacing convex ridge looks adaptation, keep off gluey sand grip and install on keeping off the offset plate through mounting groove and spacing convex ridge cooperation.

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

the utility model discloses a rubber mill sets up at the roller both ends and keeps off the piece with the anastomotic sizing material in roller surface, sets up out the feed bin throwing the material device, sets up the evener in the play feed bin, and the discharge gate corresponds with the clearance between 2 rollers. The open mill can uniformly disperse and drop the rubber materials between 2 rollers, the rubber materials cannot be accumulated, the extrusion treatment can be uniformly carried out, and the rubber materials cannot overflow from the upper part of the rollers; the rubber stopper arranged at the two ends can prevent rubber from overflowing from the end part of the roller, reduce the recovery processing procedures of the rubber, improve the processing efficiency and ensure the quality of processed products.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the top view structure of the middle roller and the rubber stopper of the present invention.

Fig. 3 is an enlarged schematic structural diagram of a portion B in fig. 2 according to the present invention.

Fig. 4 is a schematic sectional view in the direction C-C in fig. 2 according to the present invention.

Fig. 5 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

Fig. 6 is the schematic view of the sectional structure of the middle discharging bin of the present invention.

Fig. 7 is the connecting structure diagram of the middle pushing plate and the discharging bin of the present invention.

Reference numerals:

1. a frame; 2. a roller; 3. a sizing material stopper; 31. a glue blocking plate; 311. an arc-shaped opening; 312. a material guide part; 313. a limit ridge; 32. glue blocking convex strips; 321. mounting grooves; 4. a feeding hopper; 5. a discharging bin; 51. a discharge port; 52. a limiting strip; 6. a drive motor; 61. a screw; 62. a material pushing plate; 621. a limiting tooth socket; 622. pushing teeth; 63. a slide block.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings, or are orientations and positional relationships conventionally understood by those skilled in the art, which are merely for convenience of description and simplicity of description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

The terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected or detachably connected or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in FIG. 1, the embodiment of the present invention provides a rubber open mill, which comprises a

frame

1, 2 rollers 2 installed on the

frame

1, 2 rubber stoppers 3 installed at two ends of the rollers 2, and a feeding device with a material homogenizer.

Wherein, frame 1 plays the bearing supporting role, and 2 rollers 2 are parallel to each other, have certain clearance between them and supply the sizing material after the extrusion to pass through, and roller 2 both ends are installed between frame 1 through the bearing rotation, and 2 rollers 2 are connected with drive arrangement transmission respectively, can drive through drive arrangement and rotate downwards in opposite directions.

The 2 glue stopper pieces 3 are arranged at the upper parts of the two ends of the 2 rollers 2, and the lower ends of the glue stopper pieces 3 are matched with the surfaces of the rollers 2 to prevent glue on the 2 rollers 2 from overflowing from the end parts.

Specifically, as shown in fig. 1 to 5, the glue stopper 3 includes a glue blocking plate 31 and a glue blocking convex strip 32, the glue blocking plate 31 is installed on the frame 1, and the lower side of the glue blocking plate has 2 arc-shaped openings 311 adapted to fit with the surface of the roller 2. The glue blocking convex strips are vertically arranged in the middle of the glue blocking plate 31 and located between the end parts of the 2 roller barrels 2.

As shown in fig. 1, the feeding device is disposed on the roller 2, and includes a feeding hopper 4, a discharging bin 5 is disposed below the feeding hopper 4, a discharging port 51 is disposed at the lower portion of the discharging bin 5, and the discharging port 51 is in a strip shape and horizontally disposed corresponding to the gap between the roller 2 below. The length of the discharge port 51 is smaller than the distance between the sizing material stoppers 3 on the two sides, so that the sizing material is ensured to completely fall onto the roller 2 of 2. Go out 5 inside spares wares that are equipped with of feed bin, the spares ware is used for making the sizing material evenly distributed in the feed bin 5, then from discharge gate 51 homodisperse unloading, avoids the sizing material to disperse inhomogeneously between 2 rollers 2, causes local piling up, flash, influences processingquality.

In one embodiment, as shown in fig. 1, 6 and 7, the refiner mounted on the discharge bin 5 comprises a drive motor 6, a screw 61 and a stripper plate 62. The driving motor 6 is arranged outside one end of the discharging bin 5, the screw 61 is axially and rotatably arranged in the discharging bin 5, the screw 61 is horizontally arranged in the discharging port 51 in parallel, one end of the screw 61 is in transmission connection with the driving motor 6, and the other end of the screw is in rotation connection with the end of the discharging bin 5 through a bearing. The material pushing plate 62 is mounted on the screw 61, and when the driving motor 6 drives the screw 61 to rotate, the material pushing plate 62 can reciprocate along the screw 61 to push materials.

As shown in fig. 6 and 7, a slider 63 is fitted over the screw 61, and the pusher plate 62 is fitted over the slider 63 via a bearing. The two sides of the material pushing plate 62 are provided with limiting tooth grooves 62, the inner side wall of the corresponding material discharging bin 5 is provided with a matched limiting strip 52, and the limiting tooth grooves 62 on the two sides of the material pushing block 62 are in limiting clamping connection with the limiting strip 52 and can move back and forth along the limiting strip 52. The material pushing plate 62 reciprocates along the screw 61 together with the sliding sleeve 63, and the material pushing plate 62 is kept stable and does not rotate.

The pushing teeth 622 are disposed on the lower side of the pushing plate 62, so that the rubber material can be better and uniformly dispersed when the pushing plate 62 reciprocates.

In one embodiment, as shown in fig. 4, a tongue portion is provided between 2 arc-shaped openings 311 on the lower side of the rubber stopper 31, and the tongue portion extends downwards to the position where the gap between the 2 rollers 2 is the minimum, i.e. the rubber stopper 3 extends downwards to the middle between the 2 rollers 2, so that the overflow of the rubber filling gap end portion during the extruding and shearing processes can be effectively avoided.

As shown in fig. 3 to 5, the edge of the arc opening 311 at the lower side of the glue blocking plate 31 is provided with a material guiding portion 312 which is obliquely arranged outwards, and the material guiding portion 312 extends along the arc opening 311 and is matched and close to the corresponding surface of the roller 2. The material guide part 312 can effectively reduce the overflow of the rubber material from the gap between the rubber baffle plate 31 and the roller 2, and further prevent the overflow.

The glue blocking convex strips 32 are of a triangular prism-like structure, one side face of each glue blocking convex strip is attached to the glue blocking plate 31, the edges connected with the other two side faces are just opposite to the gaps between the 2 roller cylinders 2, and the included angle formed by the other two side faces is an obtuse angle. The glue blocking convex strips 32 can be made of rubber materials, so that the function of guiding materials is achieved, and the glue materials are prevented from being adhered and accumulated at the end parts.

As shown in fig. 3, a limit ridge 313 is vertically arranged in the middle of the rubber stopper 31, a mounting groove 321 is arranged on the corresponding rubber stopper protruding strip 32, the mounting groove 321 is matched with the limit ridge 313, the rubber stopper protruding strip 32 is mounted on the rubber stopper 31 through the mounting groove 321 and the limit ridge 313, and the rubber stopper protruding strip 32 is detachably mounted and is convenient to replace.

To sum up, the rubber open mill of the utility model can uniformly disperse and fall the rubber material between 2 rollers, the rubber material can not be accumulated, the extrusion treatment can be uniformly carried out, and the rubber material can not overflow from the upper part of the roller; the rubber stopper arranged at the two ends can prevent rubber from overflowing from the end part of the roller, reduce the recovery processing procedures of the rubber, improve the processing efficiency and ensure the processing quality of the open mill.

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. Rubber mill, its characterized in that includes:

a frame (1);

2 rollers (2), wherein the 2 rollers (2) are arranged in parallel and are rotatably arranged between the racks (1) through bearings;

the 2 rubber stopper pieces (3) are arranged at two ends of the 2 rollers (2) and are matched with the surfaces of the rollers (2);

the feeding device comprises a feeding hopper (4), a discharging bin (5) is arranged below the feeding hopper (4), a discharging port (51) is arranged at the lower part of the discharging bin (5) and corresponds to the upper part of a gap between 2 rollers (2), and a material homogenizer is arranged in the discharging bin (5);

the rubber stopper (3) comprises a rubber stopper plate (31) and a rubber stopper convex strip (32), the rubber stopper plate (31) is arranged on the rack (1), and the lower side of the rubber stopper plate is provided with 2 arc-shaped openings (311) which are matched with the surface of the roller (2); the glue blocking convex strips (32) are vertically arranged in the middle of the glue blocking plate (31) and positioned between the end parts of the 2 rollers (2); the material homogenizer is used for enabling the sizing material to be evenly distributed and fed from a discharge hole (51).

2. A rubber open mill according to claim 1, characterized in that the refiner comprises a driving motor (6), a screw (61) and a material pushing plate (62), the screw (61) is rotatably installed in the discharging bin (5) and is parallel to the discharging port (51), one end of the screw (61) is in transmission connection with the driving motor (6), and the material pushing plate (62) is installed on the screw (61) and can reciprocate along the screw (61).

3. The rubber open mill according to claim 2, characterized in that a slide block (63) is sleeved on the screw (61), the material pushing plate (62) is sleeved on the slide block (63) through a bearing, and two sides of the material pushing plate (62) are provided with limiting tooth grooves (621) for limiting and clamping on the limiting strips (52) on the side wall of the discharging bin (5).

4. A rubber mill according to claim 3, characterized in that the lower side of the pusher plate (62) is provided with pusher teeth (622).

5. A rubber mill according to claim 1, characterized in that between the 2 arc-shaped openings (311) on the underside of the apron (31) there is a tongue extending down to the minimum of the gap between the 2 rollers (2).

6. A rubber open mill according to claim 1 or 5, characterized in that the edge of the arc-shaped opening (311) at the lower side of the rubber baffle (31) is provided with a material guiding part (312) which is obliquely arranged outwards, and the material guiding part (312) is arranged along the arc-shaped opening (311) and is matched with the corresponding surface of the roller (2).

7. A rubber open mill according to claim 1, characterized in that the raised rib (32) is of a triangular prism-like structure, one side of which is attached to the rubber baffle (31), and the edges of the other two sides are opposite to the gaps between 2 rollers (2).

8. The rubber open mill according to claim 7, characterized in that a limit ridge (313) is vertically arranged in the middle of the rubber baffle (31), an installation groove (321) is arranged on the rubber baffle convex strip (32) to be matched with the limit ridge (313), and the rubber baffle convex strip (32) is installed on the rubber baffle (31) through the installation groove (321) and the limit ridge (313) in a matching manner.