Open type rubber mixing machine scraper capable of cleaning retentate
Technical Field
The utility model relates to the technical field of rubber mixing machines, in particular to an open type rubber mixing machine scraper capable of cleaning retentate.
Background
Rubber mixing machines are divided into an open type and a closed type, and the open type is mainly used for rubber heat mixing, tabletting, rubber breaking, plastication, mixing and the like.
The rubber mixing machine can be formed with residual film on the compression roller in the rubber mixing process, the residual film on the compression roller of the existing rubber mixing machine is peeled off and cleaned in a mode that a blade on a scraper device is tightly attached to the roller surface of the compression roller, but the film has certain viscosity, a great amount of residues can be accumulated on the surface of the scraper device after the scraper device is used for a long time, the cleaning effect on the compression roller can be influenced in the long term, and the residues on the surface of the scraper can be attached to the surface of the compression roller to cause secondary pollution, so the open type rubber mixing machine scraper capable of cleaning the residues needs to be designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides an open rubber mixing mill scraper capable of cleaning retentate.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an open type rubber mixing machine scraper capable of cleaning retentate comprises a rubber mixing machine body, wherein the side wall of the rubber mixing machine body is fixedly connected with a mounting plate through two supports, the side wall of the mounting plate is provided with a mounting groove, the inner wall of the mounting groove is provided with a detachable scraper, the mounting plate is provided with a cleaning mechanism for cleaning the residue adhered to the surface of the scraper, the cleaning mechanism comprises a mounting box fixedly connected to the top in the mounting groove, the top in the mounting groove is provided with a placing groove, the inner wall of the placing groove is fixedly connected with a motor, an output shaft of the motor extends into the mounting box and is fixedly connected with a second lead screw, the side wall of the mounting box is rotatably connected with two first lead screws, the ends, close to each other, of the two first lead screws extend into the mounting box, the ends, close to each other, of the two first lead screws and one end of the second lead screw are fixedly connected with a bevel gear, two bevel gears on the first screw rod are meshed with bevel gears on the second screw rod, the side wall of the first screw rod is in threaded connection with a movable plate, the side wall of the mounting plate is fixedly connected with two collecting boxes, and an air injection mechanism used for blowing residues on the rubber refining machine body is arranged on the mounting plate.
Preferably, the air injection mechanism comprises a transverse plate fixedly connected to the side wall of the mounting box, a cavity is formed in the transverse plate, a plurality of spray holes communicated with the cavity are formed in the side wall of the transverse plate, the mounting box is fixedly connected to the inner wall of the mounting box, a sealing sliding plate is connected to the side wall of the second lead screw in a threaded manner and located in the fixing box, two connecting pipes are communicated with the side wall of the fixing box, one-way valves are arranged on the two connecting pipes, and one end of each connecting pipe located at the left end is communicated with the cavity.
Preferably, the inner walls of the four collecting boxes are fixedly connected with two guide rods together, and the two moving plates are respectively sleeved on the side walls of the two guide rods in a sliding manner.
Preferably, the moving plate on the left side is located between the two collection boxes on the left side, and the moving plate on the right side is located between the two collection boxes on the right side.
Preferably, the side wall of the sealing sliding plate is attached to the inner wall of the fixed box, and the cross sections of the sealing sliding plate and the fixed box are both rectangular structures.
Preferably, the side wall of the scraper is attached to the rubber mixing mill body, and the scraper is made of a rubber material.
The utility model has the following beneficial effects:
1. according to the utility model, by arranging the cleaning mechanism, when the scraper is cleaned, the motor can drive the second screw rod to rotate and then drive the two first screw rods to rotate, so that the two movable plates are driven to move left and right, and in the process of moving the two movable plates left and right, the residues attached to the surfaces of the scraper can be scraped into the four collecting boxes, so that excessive residues are not accumulated on the surfaces of the scraper, the cleaning effect of the scraper on the rubber mixing machine body is ensured, and meanwhile, the situation that the residues on the scraper fall onto the rubber mixing machine body to cause secondary pollution to the rubber mixing machine body can be avoided;
2. according to the utility model, the air injection mechanism is arranged, the second screw rod can drive the sealing sliding plate to move up and down when rotating, so that the fixing box can continuously pump air into the cavity and inject the air from the plurality of spray holes, and the air flow injected from the plurality of spray holes can blow off residues attached to the surface of the rubber mixing machine body, thereby further improving the cleaning effect on the rubber mixing machine body.
Drawings
FIG. 1 is a schematic structural view of an open mill scraper blade capable of cleaning retentate according to the present invention;
FIG. 2 is a schematic cross-sectional view of an open mill scraper for cleaning retentate according to the present invention;
FIG. 3 is an enlarged view of the scraper A of the open mill scraper for cleaning the retentate according to the present invention.
In the figure: 1 rubber mixing machine body, 2 mounting panels, 3 mounting grooves, 4 scrapers, 5 collection boxes, 6 placing grooves, 7 motors, 8 first lead screws, 9 moving plates, 10 mounting boxes, 11 transverse plates, 12 cavities, 13 spray holes, 14 second lead screws, 15 fixing boxes, 16 sealing sliding plates, 17 connecting pipes and 18 bevel gears.
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.
Referring to fig. 1-3, an open rubber mixing machine scraper that can clean retentate, including rubber mixing machine body 1, 1 lateral wall of rubber mixing machine body has the mounting panel 2 through two support fixedly connected with, mounting groove 3 has been seted up to 2 lateral walls of mounting panel, and 3 inner walls of mounting groove are equipped with detachable scraper 4, conveniently change scraper 4 after scraper 4 reaches its life, and 4 lateral walls of scraper are laminated with rubber mixing machine body 1 mutually, and scraper 4 is made by rubber materials, prevents that scraper 4 from causing the damage to the rubber mixing machine compression roller.
The mounting plate 2 is provided with a cleaning mechanism for cleaning residues attached to the surface of the scraper 4, the cleaning mechanism comprises a mounting box 10 fixedly connected to the inner top of the mounting groove 3, the inner top of the mounting groove 3 is provided with a placing groove 6, the inner wall of the placing groove 6 is fixedly connected with a motor 7, an output shaft of the motor 7 extends into the mounting box 10 and is fixedly connected with a second screw rod 14, the side wall of the mounting box 10 is rotatably connected with two first screw rods 8, the mutually adjacent ends of the two first screw rods 8 extend into the mounting box 10, the mutually adjacent ends of the two first screw rods 8 and one end of the second screw rod 14 are fixedly connected with bevel gears 18, the two bevel gears 18 on the two first screw rods 8 are meshed with the bevel gears 18 on the second screw rod 14, the side walls of the two first screw rods 8 are both in threaded connection with a movable plate 9, and the inner walls of the four collecting boxes 5 are fixedly connected with two guide rods together, two movable plates 9 are respectively slidably sleeved on two guide rod side walls, the guide rods can prevent the first screw rod 8 from driving the movable plates 9 to rotate when rotating, the movable plates 9 can only move along the first screw rod 8, two collecting boxes 5 are fixedly connected to the side walls of the mounting plate 2 and the side wall of the mounting box 10, the movable plates 9 located on the left side are located between the two collecting boxes 5 on the left side, the movable plates 9 located on the right side are located between the two collecting boxes 5 on the right side, and in-process of moving the two movable plates 9 left and right, residues attached to the surface of the scraper 4 can be scraped into the four collecting boxes 5.
The mounting plate 2 is provided with an air injection mechanism for blowing away residues on the rubber mixing machine body 1, the air injection mechanism comprises a transverse plate 11 fixedly connected with the side wall of a mounting box 10, a cavity 12 is formed in the transverse plate 11, the side wall of the transverse plate 11 is provided with a plurality of spray holes 13 communicated with the cavity 12, the inner wall of the mounting box 10 is fixedly connected with a fixed box 15, the side wall of a second lead screw 14 is in threaded connection with a sealing sliding plate 16, the sealing sliding plate 16 is positioned in the fixed box 15, the side wall of the sealing sliding plate 16 is attached to the inner wall of the fixed box 15, the cross sections of the sealing sliding plate 16 and the fixed box 15 are both rectangular, the sealing sliding plate 16 is prevented from driving to rotate when the second lead screw 14 rotates, so that the sealing sliding plate 16 can only move along the second lead screw 14, the side wall of the fixed box 15 is communicated with two connecting pipes 17, the two connecting pipes 17 are both provided with one-way valves, the left-end one-way valve limits air flow to only flow out from the fixed box 15, the right check valve limits the air flow to only flow into the fixed box 15, and one end of the connecting pipe 17 at the left end is communicated with the cavity 12.
When cleaning rubber mixing machine body 1's compression roller, scraper 4 can strike off rubber mixing machine body 1's compression roller surface's residue, the residue can be attached to scraper 4 surfaces, staff's starter motor 7 this moment, motor 7 drives second lead screw 14 during the operation and rotates, second lead screw 14 can drive two first lead screw 8 rotations through three bevel gear 18 during the rotation, under the limiting displacement of two guide bars, can drive two movable plates 9 and remove when two first lead screw 8 rotate and control, the in-process that removes about two movable plates 9, can scrape four collection boxes 5 in attaching to the residue on scraper 4 surfaces, keep scraper 4 surfaces not piling up too much residue, thereby guarantee scraper 4 to rubber mixing machine body 1's clean effect.
Second lead screw 14 pivoted in, sealed slide 16 can reciprocate along second lead screw 14, because the left end check valve restriction air current can only follow fixed box 15 and flow out, right-hand member check valve restriction air current can only flow in fixed box 15, so along with reciprocating of sealed slide 16, fixed box 15 can be continuous in the fixed box 15 of outside air suction, and in the cavity 12 of going into, gaseous in the cavity 12 finally can be from a plurality of orifice 13 blowout, can blow off the residue attached to rubber mixing machine body 1 surface, thereby further improve the clean effect to rubber mixing machine body 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.