CN219560556U

CN219560556U - Plate type automatic net changer

Info

Publication number: CN219560556U
Application number: CN202320078670.XU
Authority: CN
Inventors: 黄扣兵
Original assignee: Bengbu Jiade Intelligent Equipment Technology Co ltd
Current assignee: Bengbu Jiade Intelligent Equipment Technology Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-08-22
Anticipated expiration: 2033-01-10

Abstract

The utility model provides a plate-type automatic screen changer, which comprises a supporting seat, wherein a discharging mould is fixedly arranged at the upper part of the supporting seat, a plate changing groove is arranged in the middle of the discharging mould in a penetrating manner at the left side and the right side perpendicular to the discharging direction, a grating filter plate is inserted in the plate changing groove in a sliding and translation manner, two ends of the grating filter plate extend outwards from the plate changing groove, the grating filter plate consists of a plurality of filter units which are uniformly arranged at intervals, and a movable scraper is respectively matched with a plurality of filter units and moves up and down so as to scrape residual molten materials on the movable scraper; according to the utility model, not only is automatic screen replacement realized in a non-stop state, but also the replaced filter unit can be comprehensively cleaned, after the heavy molten material is scraped by the movable scraper, particles are solidified by the high-speed blower and are easier to separate from the filter screen, so that the effect of automatic screen replacement and rapid filter residue cleaning is achieved, and the cleaning difficulty of the filter screen is greatly reduced.

Description

Plate type automatic net changer

Technical Field

The utility model relates to the technical field of automatic extrusion material filtering mechanisms, in particular to a plate-type automatic screen changer.

Background

The utility model provides a plate-type pulsation back flush screen changer of publication number of CN203410012U in the prior art, can solve the plastics product and can not trade the net voluntarily in extruding continuous production process, can not wash the net on line problem, there are vertical ejection of compact chamber and horizontal spout in the screen changer main part, there is the heating pipe in the screen changer main part, there is the back flush feed bin in the screen changer main part, there is the discharge valve about the screen changer main part, discharge valve communicates with the back flush feed bin, the back flush feed bin communicates with ejection of compact chamber and spout, there are back flush cylinders in the screen changer main part upper end, back flush plunger links to each other with the back flush feed bin of screen changer main part through the plunger gland, the screen changer main part right-hand member is fixed with the work master cylinder through the pillar bolt, there are reciprocating slide on the work master cylinder, there are four working positions on the reciprocating slide, all have the filter screen on four working positions, reciprocating slide dress is in the spout of screen changer main part, manufacturing process is simple, can solve plastics product and can not shut down in the continuous production process and can not change the net on line automatically.

However, the plate type pulsating back flushing screen changer still has obvious defects in the using process: although the plate type pulsating back flushing screen changer solves the problem of automatic screen changing without stopping, the plate type pulsating back flushing screen changer can not effectively clean the replaced filter screen comprehensively in an online back flushing mode, so that the filtering effect is possibly influenced due to poor cleaning of the filter screen.

Disclosure of Invention

The utility model aims to provide a plate-type automatic screen changer so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the plate type automatic screen changer comprises a supporting seat, wherein a discharging mould is fixedly arranged at the upper part of the supporting seat, a screen changing groove is formed in the middle of the discharging mould in a penetrating manner at the left side and the right side perpendicular to the discharging direction, a grating type filter plate is inserted in the screen changing groove in a sliding and translation manner, two ends of the grating type filter plate extend outwards from the screen changing groove, and a sliding and translation mechanism for driving the grating type filter plate to horizontally move left and right is further arranged on the supporting seat;

the grid-type filter plate consists of a plurality of filter units which are uniformly arranged at intervals, and the filter units alternately enter and exit the plate changing groove under the drive of the sliding translation mechanism so as to intercept impurities in the discharging mould;

the support seats on two sides of the discharging die are also provided with a scraping mechanism in a sliding and translation mode, the scraping mechanism comprises a movable scraper, and the movable scraper is respectively matched with a plurality of filtering units and moves up and down to scrape residual molten scraps on the movable scraper;

the supporting seats on two sides of the discharging mould are also provided with reducing air cylinders which guide the air flow blown in by the high-pressure fan to act on the surface of the grid-type filter plate so as to promote the separation of impurities and the filter unit.

Preferably, the grid-type filter plate comprises translation racks fixedly arranged at the upper end and the lower end, ribs are uniformly arranged between the translation racks at the upper end and the lower end at intervals, and a filter screen is arranged between every two adjacent ribs to form a filter unit.

Preferably, the sliding translation mechanism comprises a driving gear matched with the translation rack, the driving gear is fixedly arranged on a power output shaft of the speed reducer, a power input end of the speed reducer is fixedly connected to a driving shaft of the servo motor, and the speed reducer and the servo motor are fixedly arranged on the supporting seat through a first mounting frame.

Preferably, sliding blocks are fixedly arranged at two ends of the grid-type filter plate, and the sliding blocks at two ends are movably matched with linear sliding rails fixedly arranged on the supporting seats.

Preferably, the movable scraper is fixedly connected to the telescopic arm of the telescopic cylinder, the telescopic cylinder is fixedly arranged on the lifting frame, the lifting frame is arranged on the second mounting frame in a lifting mode, a threaded hole is formed in the bottom of the second mounting frame, a translation screw rod is movably inserted into the threaded hole, the translation screw rod is fixedly connected to the driving shaft of the screw rod motor, and a lifting mechanism for driving the lifting frame to lift is arranged in the second mounting frame.

Preferably, the discharging mould is provided with infrared heating plates at the front and rear sides of the left and right plate changing grooves.

Preferably, the supporting seat is also fixedly provided with a baffle plate, and the baffle plate is arranged on the opposite side of the installation position of the reducing air duct.

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

according to the utility model, not only is automatic screen replacement realized in a non-stop state, but also the replaced filter unit can be comprehensively cleaned, after the heavy molten material is scraped by the movable scraper, particles are solidified by the high-speed blower and are easier to separate from the filter screen, so that the effect of automatic screen replacement and rapid filter residue cleaning is achieved, and the cleaning difficulty of the filter screen is greatly reduced.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic top view of the overall structure of the present utility model;

FIG. 3 is a front elevational view of the overall structure of the present utility model;

fig. 4 is a schematic view of the structure of the grid-type filter plate of the present utility model.

In the figure: 1 supporting seat, 2 discharging mould, 3 grid type filter plates, 4 filter units, 5 moving scrapers, 6 reducing wind cylinders, 7 translation racks, 8 ribs, 9 filter screens, 10 driving gears, 11 speed reducers, 12 servo motors, 13 first installation frames, 14 sliding blocks, 15 linear sliding rails, 16 telescopic cylinders, 17 lifting frames, 18 second installation frames, 19 translation screw rods, 20 screw rod motors, 21 infrared heating plates and 22 baffle plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

referring to fig. 1-4, the present utility model provides a technical solution:

embodiment one:

the plate type automatic screen changer comprises a supporting seat 1, wherein a discharging die 2 is fixedly arranged at the upper part of the supporting seat 1, plate changing grooves are formed in the middle part of the discharging die 2 in a penetrating manner at the left side and the right side perpendicular to the discharging direction, a grid type filter plate 3 is inserted in the plate changing grooves in a sliding and translational manner, two ends of the grid type filter plate 3 extend outwards from the inside of the plate changing grooves, and a sliding and translational mechanism for driving the grid type filter plate 3 to horizontally move is further arranged on the supporting seat 1;

the grid type filter plate 3 consists of a plurality of filter units 4 which are uniformly arranged at intervals, and the filter units 4 alternately enter and exit the plate changing groove under the drive of the sliding translation mechanism so as to intercept impurities in the discharging mould 2;

the support seats 1 on two sides of the discharging mould 2 are also provided with a scraping mechanism in a sliding and translation mode, the scraping mechanism comprises a movable scraper 5, and the movable scraper 5 is respectively matched with the plurality of filtering units 4 and moves up and down to scrape residual molten scraps on the movable scraper 5;

the supporting seats 1 on two sides of the discharging mould 2 are also provided with reducing air cylinders 6, and the reducing air cylinders 6 guide the air flow blown in by the high-pressure fan to act on the surface of the grid-type filter plate 3 so as to promote the separation of impurities and the filter unit 4.

In the embodiment, the supporting seat 1 is used as an installation bearing mechanism of various parts, the discharging die 2 is communicated with the extrusion pipe so as to realize extrusion of molten materials through rotation of the extrusion screw, and metal particles doped in the molten materials are required to be filtered through a screen in the extrusion process of the molten materials, so that the utility model can complete automatic screen replacement operation under the condition of no shutdown by sliding and translating the grid type filter plate 3 when the filter screen is required to be replaced by arranging the grid type filter plate 3 in the screen replacement groove through opening the screen replacement groove in the discharging die 2, the screen replacement mode does not need to be stopped so as to greatly save screen replacement time, the grid type filter plate 3 adopts a straight plate type structure, rapid screen replacement can be realized through translational sliding, meanwhile, molten residual materials can be carried out of the discharging die 2 along with the movement of the grid type filter plate 3 in the screen replacement process, therefore, the scraping mechanism is required to be arranged to rapidly scrape the carried-out molten materials, meanwhile, the residues intercepted on the filtering unit 4 cannot be thoroughly cleaned by the scraping mechanism, therefore, the reducing air duct 6 is also arranged on the supporting seat 1, high-pressure air flow is conveyed to the filtering unit 4 of the grid type filtering plate 3 through the reducing air duct 6, the residual materials and the particles remained in the gaps of the filtering unit 4 are rapidly cooled by the air flow, and the grid type filtering plate 3 is blown away by the high-pressure air flow, so that the molten materials and the residues can be effectively and rapidly cleaned in a blowing mode of the scraping and cooling high-speed fan, the residual particles blocked in the filtering unit 4 can be rapidly cleaned by manpower, further, the repeated recycling is facilitated, meanwhile, the baffle plate 22 is fixedly arranged on the supporting seat 1 and is arranged on the opposite side of the installation position of the reducing air duct 6, after the particulate matter is carried out of the filtering unit 4 by the high-speed fan, the particulate matter can be shielded by the baffle plate 22, so that the material is prevented from splashing.

Embodiment two:

in this embodiment, the grid type filter plate 3 includes the translation rack 7 of fixed setting in upper and lower both ends, the interval evenly installs rib 8 between the translation rack 7 at upper and lower both ends, be provided with filter screen 9 between the adjacent rib 8 and form filter unit 4, form filter unit 4 through the installation of translation rack 7 and rib 8, utilize filter unit 4 to filter the melt material, slide translation mechanism simultaneously including with translation rack 7 complex drive gear 10, drive gear 10 fixed mounting is on the power output shaft of speed reducer 11, the power input end fixed connection of speed reducer 11 is on servo motor 12's drive shaft, speed reducer 11 and servo motor 12 are all through first mounting bracket 13 fixed mounting on supporting seat 1, drive gear 10 rotation through servo motor 12's rotation drive speed reducer 11, drive gear 10 rotates and makes translation rack 7 take place sliding translation, and then realize the reciprocal slip about grid type filter plate 3, in order to guarantee grid type filter plate 3 gliding stability, grid type filter plate 3 both ends still fixed mounting has sliding block 14, the sliding block 14 at both ends and the supporting seat 1 on the drive shaft of servo motor 12, the rotation speed reducer 11 and servo motor 12 all drive the rotation through first mounting 13 on the supporting seat 1, drive rail 15 fixed mounting, through sliding block 15, thereby realize stable grid type filter plate 3 motion.

Embodiment III:

in this embodiment, remove scraper 5 fixed connection on telescopic arm of telescopic cylinder 16, telescopic cylinder 16 fixed mounting is on crane 17, crane 17 over-and-under type is installed on second mounting bracket 18, the screw hole has been seted up to second mounting bracket 18 bottom, threaded hole activity is inserted and is had translation lead screw 19, translation lead screw 19 fixed connection is in lead screw motor 20's drive shaft, be provided with the elevating system that drive crane 17 goes up and down in the second mounting bracket 18, make through telescopic cylinder 16's flexible and fully laminate with filter unit 4, the elevating system drive crane 17 that sets up goes up and down in the second mounting bracket 18, thereby scrape the melt material that takes out in the filter unit 4, second mounting bracket 18 slidingly installs on supporting seat 1, its slip translation process is realized through lead screw motor 20's rotation, drive translation lead screw 19 through lead screw motor 20 rotation, and then drive second mounting bracket 18 translates, make through the translation of second mounting bracket 18 remove scraper 5 and filter unit 4 accurate cooperation, both sides all are provided with infrared ray 21 around the side by side change the board groove simultaneously, thereby remove the hot plate that takes out through infrared ray 21 and scrape the hot plate 5 and scrape the material through the hot plate that takes out, thereby the material of being convenient for remove.

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

Claims

1. The utility model provides an automatic net ware that trades of board formula, includes supporting seat (1), its characterized in that: the upper part of the supporting seat (1) is fixedly provided with a discharging die (2), the left side and the right side of the middle part of the discharging die (2) perpendicular to the discharging direction are provided with through plate changing grooves, a grating type filter plate (3) is inserted in the plate changing grooves in a sliding and translation mode, two ends of the grating type filter plate (3) extend outwards from the plate changing grooves, and the supporting seat (1) is also provided with a sliding and translation mechanism for driving the grating type filter plate (3) to translate left and right;

the grid-type filter plate (3) consists of a plurality of filter units (4) which are uniformly arranged at intervals, and the filter units (4) alternately enter and exit the plate changing groove under the drive of the sliding translation mechanism so as to intercept impurities in the discharging mould (2);

the material scraping mechanism is also arranged on the supporting seats (1) on two sides of the discharging die (2) in a sliding and translation mode and comprises a movable scraper (5), and the movable scraper (5) is respectively matched with the plurality of filtering units (4) and moves up and down to scrape the residual molten residual materials on the movable scraper;

the variable-diameter air duct (6) is further arranged on the supporting seats (1) on two sides of the discharging die (2), and the variable-diameter air duct (6) guides air flow blown in by the high-pressure fan to act on the surface of the grid-type filter plate (3) so as to promote impurities to be separated from the filter unit (4).

2. A plate-type automatic screen changer according to claim 1, characterized in that: the grid-type filter plate (3) comprises translation racks (7) fixedly arranged at the upper end and the lower end, ribs (8) are uniformly arranged between the translation racks (7) at the upper end and the lower end at intervals, and a filter screen (9) is arranged between every two adjacent ribs (8) to form a filter unit (4).

3. A plate-type automatic screen changer according to claim 2, characterized in that: the sliding translation mechanism comprises a driving gear (10) matched with the translation rack (7), the driving gear (10) is fixedly arranged on a power output shaft of a speed reducer (11), a power input end of the speed reducer (11) is fixedly connected to a driving shaft of a servo motor (12), and the speed reducer (11) and the servo motor (12) are fixedly arranged on a supporting seat (1) through a first mounting frame (13).

4. A plate-type automatic screen changer according to claim 1 or 3, characterized in that: the two ends of the grid-type filter plate (3) are fixedly provided with sliding blocks (14), and the sliding blocks (14) at the two ends are movably matched with linear sliding rails (15) fixedly arranged on the supporting seat (1).

5. A plate-type automatic screen changer according to claim 4, wherein: the movable scraper (5) is fixedly connected to a telescopic arm of a telescopic cylinder (16), the telescopic cylinder (16) is fixedly arranged on a lifting frame (17), the lifting frame (17) is arranged on a second mounting frame (18) in a lifting mode, a threaded hole is formed in the bottom of the second mounting frame (18), a translation screw rod (19) is movably inserted into the threaded hole, the translation screw rod (19) is fixedly connected to a driving shaft of a screw rod motor (20), and a lifting mechanism for driving the lifting frame (17) to lift is arranged in the second mounting frame (18).

6. A plate-type automatic screen changer according to claim 1 or 3, characterized in that: the discharging mould (2) is provided with infrared heating plates (21) at the front and rear sides of the left and right plate changing grooves.

7. A plate-type automatic screen changer according to claim 6, wherein: the support seat (1) is fixedly provided with a striker plate (22), and the striker plate (22) is arranged on the opposite side of the installation position of the reducing air duct (6).