CN211164982U

CN211164982U - Extrusion foaming equipment

Info

Publication number: CN211164982U
Application number: CN201921002341.7U
Authority: CN
Inventors: 余和
Original assignee: Hebei Gress Plastic Manufacturing Co ltd
Current assignee: Hebei Gress Plastic Manufacturing Co ltd
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-08-04
Anticipated expiration: 2029-06-29

Abstract

The utility model discloses an extrusion foaming device, including a feeder hopper, the adapter sleeve, the even defeated material mechanism that is located the feeder hopper and be located the first installation mechanism of extrusion of adapter sleeve one side, even defeated material mechanism includes first guide roller and second guide roller, first guide roller is installed on first pivot lateral surface, the second guide roller is installed on second pivot lateral surface, set up first recess on the first guide roller lateral surface, set up second recess on the second guide roller lateral surface, first pivot and second pivot symmetry are installed in the feeder hopper, first pivot one end and second pivot one end all are connected with the gear box rotation, the gear box is installed on feeder hopper lateral surface upper portion, first gear is installed to first pivot one end, first gear and second gear meshing, second gear suit is in second pivot one end; thereby realized the even granulation of foaming raw materials and carried the function, through the design of extruding first installation mechanism, realized extruding the quick installation function of head.

Description

Extrusion foaming equipment

Technical Field

The utility model belongs to the technical field of the foaming, concretely relates to extrude foaming equipment.

Background

The foam material has been widely used in our daily life and industrial manufacturing fields and is receiving close attention from foaming research make internal disorder or usurp. Currently, foaming methods can be divided into three categories: batch foaming, kettle pressure foaming, extrusion foaming, and the like. In recent years, with the increase of successfully developed polymer material extrusion foaming types, the improvement of equipment and the optimization of process conditions, the foaming manner of extrusion foaming is actively applied to the foaming of polymer materials, and the traditional extrusion foaming device still has various problems.

The utility model discloses a retrieve plastics and extrude foaming equipment as utility model discloses that the bulletin number is CN206393979U, it has the foaming material cell form more even, advantage that cooling efficiency is high, but it does not have the structure of carrying out even transport to the raw materials, and defeated material in-process very easily takes place to block up, influences the problem that foaming material extruded efficiency, for this reason we propose an extrude foaming equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an extrude foaming equipment to solve the defeated material in-process that proposes among the above-mentioned background art and very easily take place to block up, influence expanded material and extrude the problem of efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: an extrusion foaming device comprises a supporting plate, a single-screw extruder, a feed hopper, a connecting sleeve, a uniform material conveying mechanism positioned in the feed hopper and an extrusion head mounting mechanism positioned on one side of the connecting sleeve, the uniform material conveying mechanism comprises a first material guide roller and a second material guide roller, the first material guide roller is arranged on the outer side surface of the first rotating shaft, the second material guide roller is arranged on the outer side surface of the second rotating shaft, a first groove is arranged on the outer side surface of the first material guide roller, a second groove is arranged on the outer side surface of the second material guide roller, the first rotating shaft and the second rotating shaft are symmetrically arranged in the feed hopper, one end of the first rotating shaft and one end of the second rotating shaft are both rotationally connected with a gear box, the gear box is arranged at the upper part of the outer side surface of the feed hopper, and a first gear is arranged at one end of the first rotating shaft and is meshed with a second gear, and the second gear is sleeved at one end of the second rotating shaft.

Preferably, extrude first installation mechanism including extruding head and position sleeve, position sleeve welded fastening is in adapter sleeve one end, set up on the position sleeve lateral surface and accomodate the groove, accomodate inslot bottom fixed connection reset spring, reset spring one end and location bayonet lock fixed connection, location bayonet lock swing joint accomodates the inslot, it cup joints in the position sleeve outside to extrude the head.

Preferably, the single screw extruder is fixedly connected to one side surface of the supporting plate, the feed hopper is installed on one side of the outer peripheral surface of the single screw extruder, and the connecting sleeve is fixedly connected to the middle of one side surface of the single screw extruder.

Preferably, first recess and second recess all are equipped with more than three groups, more than three groups first recess equidistance is arranged on first guide roller lateral surface, more than three groups second recess equidistance is arranged on second guide roller lateral surface, first recess axis is on same straight line with the axis of second recess.

Preferably, one end of the second rotating shaft is connected with an output shaft of a driving motor through a speed reducer, the driving motor is installed on the surface of one side of the gear box, and the driving motor is electrically connected with an external power supply through a connecting wire.

Preferably, a first material guide plate and a second material guide plate are symmetrically installed on the upper portion of the inner wall of the feeding hopper, and one ends of the first material guide plate and the second material guide plate extend to the joint of the first material guide roller and the second material guide roller.

Preferably, one side of the outer peripheral surface of the extrusion head is provided with a positioning hole, and the central axis of the positioning hole and the central axis of the positioning bayonet lock are on the same straight line.

Preferably, one side of the outer peripheral surface of the connecting sleeve is fixedly connected with a limiting block, one end of the limiting block is slidably clamped in a limiting groove, and the limiting groove is formed in one side of the inner wall of the extrusion head.

Preferably, stopper and spacing groove all are equipped with two sets ofly, two sets of the stopper symmetry is installed on the position sleeve outer peripheral face, and is two sets of the spacing groove symmetry is seted up on extruding first inner wall.

Preferably, the inner diameter of the extrusion head is 0.1 times larger than the outer diameter of the connecting sleeve, and the cross section of the extrusion head is conical.

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

(1) drive first guide roller and second guide roller simultaneously through first pivot and second pivot and rotate, first recess and second recess extrude foaming material into the graininess of equidimension to realized foaming material's even granulation transport function, avoided the raw materials to pile up the condition emergence that causes the feeder hopper to block up, improved foaming material's extrusion efficiency.

(2) In going into the registration pin card location through reset spring, and then will extrude first joint and sheathe in the connecting, realize extruding the quick installation function of head, the change of the head is extruded in the later stage of being convenient for simultaneously, the use of the different specification raw materials of being convenient for.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the top cross-sectional structure of the feeding hopper of the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of a feed hopper according to the present invention;

fig. 4 is a schematic view of a front view cross-section structure of the connecting sleeve of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

FIG. 6 is a schematic view of an assembly structure of the connecting sleeve and the extrusion head of the present invention;

in the figure: 1. a support plate; 2. a single screw extruder; 3. a feed hopper; 4. connecting sleeves; 31. a gear case; 32. a second gear; 33. a first gear; 34. a first guide roller; 35. a first rotating shaft; 36. a second rotating shaft; 37. a second guide roller; 38. a first groove; 39. a second groove; 41. an extrusion head; 42. a positioning sleeve; 43. a return spring; 44. a receiving groove; 45. positioning the bayonet lock; 46. positioning holes; 47. a limiting block; 48. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution of an extrusion foaming apparatus: an extrusion foaming device comprises a supporting plate 1, a single screw extruder 2, a feed hopper 3, a connecting sleeve 4, a uniform material conveying mechanism positioned in the feed hopper 3 and an extrusion head mounting mechanism positioned on one side of the connecting sleeve 4, wherein the uniform material conveying mechanism comprises a first material guide roller 34 and a second material guide roller 37, the first material guide roller 34 is mounted on the outer side surface of a first rotating shaft 35, the second material guide roller 37 is mounted on the outer side surface of a second rotating shaft 36, a first groove 38 is formed in the outer side surface of the first material guide roller 34, a second groove 39 is formed in the outer side surface of the second material guide roller 37, the first rotating shaft 35 and the second rotating shaft 36 are symmetrically mounted in the feed hopper 3, one end of the first rotating shaft 35 and one end of the second rotating shaft 36 are rotatably connected with a gear box 31, the gear box 31 is mounted on the upper part of the outer side surface of the feed hopper 3, one end of the first rotating shaft 35 is provided with, second gear 32 suit has realized the even granulation of foaming raw materials and has carried the function in 36 one end of second pivot, this design, improves the extrusion efficiency of foaming raw materials.

In order to facilitate quick installation and replacement of the extrusion head, in this embodiment, preferably, the extrusion head mounting mechanism includes an extrusion head 41 and a positioning sleeve 42, the positioning sleeve 42 is welded and fixed at one end of the connection sleeve 4, an accommodating groove 44 is formed on an outer side surface of the positioning sleeve 42, a return spring 43 is fixedly connected to a bottom portion in the accommodating groove 44, one end of the return spring 43 is fixedly connected to a positioning bayonet lock 45, the positioning bayonet lock 45 is movably connected in the accommodating groove 44, and the extrusion head 41 is sleeved outside the positioning sleeve 42.

In order to facilitate the extrusion of the foaming material, in this embodiment, preferably, the single screw extruder 2 is fixedly connected to one side surface of the supporting plate 1, the feeding hopper 3 is installed at one side of the outer peripheral surface of the single screw extruder 2, and the connecting sleeve 4 is fixedly connected to the middle of one side surface of the single screw extruder 2.

In order to improve the granulation efficiency of the foaming raw material, in this embodiment, preferably, the first grooves 38 and the second grooves 39 are all provided with more than three groups, the first grooves 38 are arranged on the outer side surface of the first guide roller 34 at equal intervals, the second grooves 39 are arranged on the outer side surface of the second guide roller 37 at equal intervals, and the central axes of the first grooves 38 and the second grooves 39 are on the same straight line.

In order to facilitate controlling the rotation of the second rotating shaft 36, in this embodiment, preferably, one end of the second rotating shaft 36 is connected to an output shaft of a driving motor through a speed reducer, the driving motor is installed on a side surface of the gear box 31, and the driving motor is electrically connected to an external power source through a connecting wire.

In order to facilitate the concentrated delivery of the foaming material to the first guide roller 34 and the second guide roller 37, in this embodiment, it is preferable that a first guide plate and a second guide plate are symmetrically installed on an upper portion of an inner wall of the feeding hopper 3, and one end of each of the first guide plate and the second guide plate extends to a joint of the first guide roller 34 and the second guide roller 37.

In order to facilitate the fixing of the positioning bayonet pin 45, in this embodiment, it is preferable that one side of the outer peripheral surface of the extrusion head 41 is provided with a positioning hole 46, and a central axis of the positioning hole 46 and a central axis of the positioning bayonet pin 45 are on the same straight line.

In order to improve the positioning performance of the extrusion head 41 and the connector during assembly, in this embodiment, preferably, one side of the outer peripheral surface of the connecting sleeve 4 is fixedly connected with the limiting block 47, one end of the limiting block 47 is slidably clamped in the limiting groove 48, and the limiting groove 48 is formed in one side of the inner wall of the extrusion head 41.

In order to improve the stability when extruding head 41 and adapter sleeve 4 location and being connected, in this embodiment, preferably, stopper 47 and spacing groove 48 all are equipped with two sets ofly, and two sets of stoppers 47 symmetry are installed on the outer peripheral face of position sleeve 42, and two sets of spacing grooves 48 symmetry are seted up on extruding head 41 inner wall.

In order to facilitate the extrusion head 41 to be sleeved on the connection sleeve 4, in this embodiment, it is preferable that the inner diameter of the extrusion head 41 is 0.1 times larger than the outer diameter of the connection sleeve 4, and the cross section of the extrusion head 41 is tapered.

The utility model discloses well driving motor's model does: Y-160M 1-2.

The utility model discloses a theory of operation and use flow: after the device is completed, the foaming raw material is conveyed to a first material guide plate and a second material guide plate, the foaming raw material is conveyed to the joint of a first material guide roller 34 and a second material guide roller 37 by the first material guide plate and the second material guide plate, then a driving motor circuit is switched on, the driving motor drives a second rotating shaft 36 to rotate, the second rotating shaft 36 drives a second gear 32 to rotate, the second gear 32 drives a first gear 33 to rotate, the first gear 33 drives a first rotating shaft 35 to rotate, the first rotating shaft 35 and the second rotating shaft 36 simultaneously drive the first material guide roller 34 and the second material guide roller 37 to rotate, the foaming raw material is extruded by a first groove 38 and a second groove 39 and is extruded into particles with uniform size, the granulated foaming raw material is conveyed into a single-screw extruder 2 through a feed hopper 3, in the installation process of an extrusion head 41, a limiting groove 48 is firstly aligned to a limiting block 47, through the block fit of stopper 47 and spacing groove 48, will extrude head 41 and fix a position on position sleeve 42, promote to extrude head 41, extrude head 41 and compress location bayonet lock 45, location bayonet lock 45 compresses reset spring 43, and reset spring 43 is under the resilience effect, will fix a position bayonet lock 45 card in locating hole 46, and location bayonet lock 45 will extrude head 41 and fix on position sleeve 42.

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 an extrude foaming equipment, includes backup pad (1), single screw extruder (2), feeder hopper (3), adapter sleeve (4), is located even defeated material mechanism of feeder hopper (3) and is located the first installation mechanism of extrusion of adapter sleeve (4) one side, its characterized in that: the uniform material conveying mechanism comprises a first material guide roller (34) and a second material guide roller (37), the first material guide roller (34) is installed on the outer side surface of a first rotating shaft (35), the second material guide roller (37) is installed on the outer side surface of a second rotating shaft (36), a first groove (38) is formed in the outer side surface of the first material guide roller (34), a second groove (39) is formed in the outer side surface of the second material guide roller (37), the first rotating shaft (35) and the second rotating shaft (36) are symmetrically installed in a feeding hopper (3), one end of the first rotating shaft (35) and one end of the second rotating shaft (36) are rotatably connected with a gear box (31), the gear box (31) is installed on the outer side surface upper portion of the feeding hopper (3), a first gear (33) is installed at one end of the first rotating shaft (35), and the first gear (33) is meshed with a second gear (32), the second gear (32) is sleeved at one end of the second rotating shaft (36).

2. An extrusion foaming apparatus according to claim 1, wherein: extrude first installation mechanism including extruding head (41) and position sleeve (42), position sleeve (42) welded fastening is in adapter sleeve (4) one end, set up on position sleeve (42) lateral surface and accomodate groove (44), accomodate bottom fixed connection reset spring (43) in groove (44), reset spring (43) one end and location bayonet lock (45) fixed connection, location bayonet lock (45) swing joint is in accomodating groove (44), it cup joints in the position sleeve (42) outside to extrude head (41).

3. An extrusion foaming apparatus according to claim 1, wherein: single screw extruder (2) fixed connection is in backup pad (1) side surface, install in single screw extruder (2) outer peripheral face one side feeder hopper (3), adapter sleeve (4) fixed connection is in single screw extruder (2) side surface middle part.

4. An extrusion foaming apparatus according to claim 1, wherein: first recess (38) and second recess (39) all are equipped with more than three groups, more than three groups first recess (38) equidistance is arranged on first guide material roller (34) lateral surface, more than three groups second recess (39) equidistance is arranged on second guide material roller (37) lateral surface, the axis of first recess (38) and the axis of second recess (39) are on same straight line.

5. An extrusion foaming apparatus according to claim 1, wherein: one end of the second rotating shaft (36) is connected with an output shaft of a driving motor through a speed reducer, the driving motor is installed on one side surface of the gear box (31), and the driving motor is electrically connected with an external power supply through a connecting wire.

6. An extrusion foaming apparatus according to claim 1, wherein: the feeding device is characterized in that a first material guide plate and a second material guide plate are symmetrically arranged on the upper portion of the inner wall of the feeding hopper (3), and one ends of the first material guide plate and the second material guide plate extend to the joint of a first material guide roller (34) and a second material guide roller (37).

7. An extrusion foaming apparatus according to claim 2, wherein: one side of the outer peripheral surface of the extrusion head (41) is provided with a positioning hole (46), and the central axis of the positioning hole (46) and the central axis of the positioning bayonet lock (45) are on the same straight line.

8. An extrusion foaming apparatus according to claim 2, wherein: the connecting sleeve is characterized in that a limiting block (47) is fixedly connected to one side of the outer peripheral surface of the connecting sleeve (4), one end of the limiting block (47) is slidably clamped in a limiting groove (48), and the limiting groove (48) is formed in one side of the inner wall of the extrusion head (41).

9. An extrusion foaming apparatus according to claim 8, wherein: stopper (47) and spacing groove (48) all are equipped with two sets ofly, two sets of stopper (47) symmetry is installed on position sleeve (42) outer peripheral face, and is two sets of spacing groove (48) symmetry is seted up on extruding first (41) inner wall.

10. An extrusion foaming apparatus according to claim 2, wherein: the inner diameter of the extrusion head (41) is 0.1 time larger than the outer diameter of the connecting sleeve (4), and the cross section of the extrusion head (41) is conical.