CN211194856U

CN211194856U - Medical plastic extruder

Info

Publication number: CN211194856U
Application number: CN201921909295.9U
Authority: CN
Inventors: 吕东升
Original assignee: Qingdao Yuhan Plastic Industry Technology Co ltd
Current assignee: Qingdao Yuhan Plastic Industry Technology Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-08-07
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a medical plastic extruder, which comprises a supporting base, a machine body, a fixing bolt and a heating mechanism, wherein the machine body is arranged on the upper side of the supporting base, the fixing bolt is arranged on the side surface of the supporting base, a plurality of groups of heating mechanisms are arranged at the bottom of the machine body, a double-extrusion screw rod is arranged in an inner groove of the machine body, the inner groove is arranged in an infinite type, the margin interval of the inner groove is reduced, the extrusion pressure is improved, the heating mechanism is arranged on the lower side of the machine body, when the medical extruder normally operates, thermoplastic enters the inner groove of the machine body through a feed inlet, the extrusion screw rod is driven to rotate through an external driving motor, the thermoplastic is pushed forward by a pushing fan blade on the extrusion screw rod, meanwhile, an external temperature control and power supply system is arranged at an external joint in three groups of heating mechanisms at the bottom of the machine body, the, realize the even shaping of plastic products, effectively guarantee production quality.

Description

Medical plastic extruder

Technical Field

The utility model relates to an extruder technical field specifically is a medical plastics extruder.

Background

The double screw extruder is developed on the basis of a single screw extruder, has the characteristics of good feeding performance, mixing plasticizing performance, exhaust performance, extrusion stability and the like, is widely applied to the molding processing of extruded products at present, consists of a transmission device, a feeding device, a charging barrel, screws and the like, has the functions similar to those of the single screw extruder, and can be used for completing the full-automatic production by adjusting the extruder because the medical plastic has higher safety level and needs dustless and aseptic production in the whole process and realizing the closed production in the whole process, so that the medical plastic extruder in the prior art can be linked with the feeding device to complete the full-automatic production because the temperature of the extruder body is lower after the thermoplastic material enters the extruder body in the normal operation process, thereby the plastic extrusion can not be finished and the subsequent processing of products is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical plastic extruder, install two extrusion screw rods in the inside groove of its fuselage, the inside groove is established to infinity type simultaneously, reduce the margin interval of inside groove, improve extrusion pressure, downside installation heating mechanism at the fuselage, when this medical extruder normal operating, the thermoplastics passes through the feed inlet and gets into in the inside groove of fuselage, extrude the screw rod through outside driving motor drive and rotate, make the propulsion flabellum that extrudes on the screw rod impel the thermoplastics forward, and simultaneously, the outside accuse temperature of the outer joint department installation and the power supply system in the three group heating mechanism of fuselage bottom, make heating resistor improve the temperature of fuselage inside groove, thereby avoid the thermoplastics cooling to solidify, realize the even shaping of plastic products, effectively guarantee production quality, can solve the problem among the prior art.

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

the utility model provides a medical plastic extruder, includes support base, fuselage, fixing bolt and heating mechanism, the upside installation fuselage of support base, the side-mounting fixing bolt of support base, a plurality of groups of heating mechanism of bottom installation of fuselage.

The machine body comprises a main shell, an inner groove, an extrusion screw, an embedded seat, a filter tip, an installation base, an extrusion head, a feed inlet, a driving shaft, a driving motor, a sealing seat, a locking bolt, a sealing ring and a rotating shaft installation head, an inner groove is arranged inside the main shell, an extrusion screw is arranged in the inner groove, embedded seats are arranged on the left side and the right side of the main shell, the filter tip is arranged at the center of the inner part of the embedded seat, the mounting base is arranged inside the right side of the embedded seat, an extrusion head is arranged on the mounting base, a rotating shaft mounting head is arranged at the tail end of the extrusion screw rod, a driving shaft is arranged in the rotating shaft mounting head, the tail end of the driving shaft is provided with a driving motor, the contact part of the driving shaft and the main shell is provided with a sealing seat, the locking bolt is installed on the sealing seat, a sealing ring is installed at the position, connected with the driving shaft, inside the sealing seat, and a feeding hole is formed in the upper left side of the main shell.

Heating mechanism is including installation shell, fixed slot, construction bolt, external tapping, electrode bar, heating resistor and heat-conducting plate, the left and right sides of installation shell is equipped with the fixed slot respectively, be equipped with construction bolt in the fixed slot, the bottom of installation shell is equipped with the external tapping, the side-mounting electrode bar of external tapping, heating resistor is connected at the top of electrode bar, install the heat-conducting plate in the installation shell of heating resistor upside.

Preferably, the heating mechanisms are fixedly installed at the bottom of the machine body through installation bolts, and three groups of heating mechanisms are arranged.

Preferably, the inner tank has a cross section of ∞ type.

Preferably, the outer side of the extrusion screw is provided with a propelling fan blade tightly attached to the inner wall of the inner groove.

Preferably, the outer side of the extrusion head is provided with mounting threads.

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

the utility model discloses medical plastic extruder, install two extrusion screw rods in the inside groove of its fuselage, the inside groove is established to infinity type simultaneously, reduce the margin interval of inside groove, improve extrusion pressure, downside installation heating mechanism at the fuselage, when this medical extruder normal operating, the thermoplast passes through in the inside groove that the feed inlet got into the fuselage, it rotates to extrude the screw rod through outside driving motor drive, make the propulsion flabellum that extrudes on the screw rod impel the thermoplast forward, and simultaneously, the outside accuse temperature of external tapping department installation and power supply system in the three heating mechanism of group of fuselage bottom, make heating resistor improve the temperature of fuselage inside groove, thereby avoid the thermoplast cooling to solidify, realize the even shaping of plastic products, effectively guarantee production quality.

Drawings

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

fig. 2 is a schematic cross-sectional structural view of the fuselage of the present invention;

fig. 3 is a schematic top sectional view of the fuselage of the present invention;

fig. 4 is an enlarged view of the utility model at a;

fig. 5 is a schematic sectional structural view of the heating mechanism of the present invention.

In the figure: 1. a support base; 2. a body; 21. a main housing; 22. an inner tank; 23. extruding a screw; 24. an embedded seat; 25. a filter tip; 26. installing a base; 27. an extrusion head; 28. a feed inlet; 29. a drive shaft; 210. a drive motor; 211. a sealing seat; 212. locking the bolt; 213. a seal ring; 214. a rotating shaft mounting head; 3. fixing the bolt; 4. a heating mechanism; 41. installing a shell; 42. fixing grooves; 43. installing a bolt; 44. an external interface; 45. an electrode rod; 46. a heating resistor; 47. a heat conducting plate.

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, a medical plastic extruder comprises a supporting base 1, a machine body 2, fixing bolts 3 and heating mechanisms 4, wherein the machine body 2 is installed on the upper side of the supporting base 1, the fixing bolts 3 are installed on the side surface of the supporting base 1, a plurality of groups of heating mechanisms 4 are installed at the bottom of the machine body 2, and the heating mechanisms 4 are provided with three groups.

Referring to fig. 2-4, the main body 2 includes a main housing 21, an inner groove 22, an extruding screw 23, an embedded seat 24, a filter 25, a mounting base 26, an extruding head 27, a feed port 28, a driving shaft 29, a driving motor 210, a sealing seat 211, a locking bolt 212, a sealing ring 213 and a rotating shaft mounting head 214, the inner groove 22 is formed in the main housing 21, the cross section of the inner groove 22 is infinite, the extruding screw 23 is mounted in the inner groove 22, propelling fan blades tightly attached to the inner wall of the inner groove 22 are arranged outside the extruding screw 23, the embedded seat 24 is arranged on the left and right sides of the main housing 21, the filter 25 is mounted in the center of the embedded seat 24, the mounting base 26 is arranged inside the right side of the embedded seat 24, the extruding head 27 is mounted on the mounting base 26, the mounting screw thread is arranged outside the extruding head 27, the rotating shaft mounting head 214 is arranged at the end of the extruding screw 23, the driving shaft, a sealing seat 211 is arranged at the contact part of the driving shaft 29 and the main shell 21, a locking bolt 212 is arranged on the sealing seat 211, a sealing ring 213 is arranged at the part connected with the driving shaft 29 in the sealing seat 211, and a feed inlet 28 is arranged at the upper left side of the main shell 21.

Referring to fig. 5, the heating mechanism 4 includes a mounting housing 41, fixing grooves 42, mounting bolts 43, an external interface 44, electrode rods 45, heating resistors 46 and a heat conducting plate 47, the fixing grooves 42 are respectively disposed on the left and right sides of the mounting housing 41, the mounting bolts 43 are disposed in the fixing grooves 42, the heating mechanism 4 is fixedly mounted at the bottom of the body 2 by the mounting bolts 43, the external interface 44 is disposed at the bottom of the mounting housing 41, the electrode rods 45 are mounted on the upper side of the external interface 44, the heating resistors 46 are connected to the top of the electrode rods 45, and the heat conducting plate 47 is mounted in the mounting housing 41 on the upper side of the heating resistors.

The utility model discloses difference with prior art: the medical plastic extruder in the prior art, in the process of normal operation, can be after the thermal plastic gets into fuselage 2, because the temperature of fuselage 2 is lower, make the thermal plastic cool down rapidly and solidify, thus can't accomplish the plastics and extrude, influence the processing of follow-up product, the utility model discloses medical plastic extruder, install two extrusion screw 23 in the inside groove 22 of its fuselage 2, inside groove 22 sets to infinity type simultaneously, reduce the margin interval of inside groove 22, improve extrusion pressure, install heating mechanism 4 in the downside of fuselage 2, in this medical extruder normal operation, the thermal plastic gets into the inside groove 22 of fuselage 2 through feed inlet 28, drive extrusion screw 23 through outside driving motor 210 and rotate, make the propulsion flabellum on extrusion screw 23 impel the thermal plastic forward, simultaneously, outside accuse temperature and power supply system are installed to the external connection 44 department in three group heating mechanism 4 of fuselage 2 bottom, the heating resistor 46 can raise the temperature of the internal groove 22 of the machine body 2, thereby avoiding the temperature reduction and solidification of the thermal plastic, realizing the uniform molding of the plastic product and effectively ensuring the production quality.

In summary, the following steps: the utility model discloses medical plastic extruder, install two extrusion screw 23 in the inside groove 22 of its fuselage 2, inside groove 22 is established to the infinity type simultaneously, reduce the margin interval of inside groove 22, improve extrusion pressure, downside installation heating mechanism 4 at fuselage 2, when this medical extruder normal operating, the thermoplastics passes through feed inlet 28 and gets into in the inside groove 22 of fuselage 2, extrude screw 23 through the drive of outside driving motor 210 and rotate, make the propulsion flabellum that extrudes on the screw 23 impel the thermoplastics forward, simultaneously, the external tapping 44 department of the interior three group heating mechanism 4 of fuselage 2 bottom installs outside accuse temperature and power supply system, make heating resistor 46 improve the temperature of fuselage 2 inside groove 22, the utility model discloses it is complete reasonable in structure, avoided the thermoplastics cooling to solidify, realize the even shaping of plastic products, effectively guarantee production quality.

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 medical plastic extruder, includes support base (1), fuselage (2), fixing bolt (3) and heating mechanism (4), its characterized in that: a machine body (2) is installed on the upper side of the supporting base (1), fixing bolts (3) are installed on the side face of the supporting base (1), and a plurality of groups of heating mechanisms (4) are installed at the bottom of the machine body (2);

the filter body (2) comprises a main shell (21), an inner groove (22), an extrusion screw (23), an embedded seat (24), a filter tip (25), an installation base (26), an extrusion head (27), a feed inlet (28), a drive shaft (29), a drive motor (210), a sealing seat (211), a locking bolt (212), a sealing ring (213) and a rotating shaft installation head (214), wherein the inner groove (22) is formed in the main shell (21), the extrusion screw (23) is installed in the inner groove (22), the embedded seat (24) is arranged on the left side and the right side of the main shell (21), the filter tip (25) is installed in the center of the inner part of the embedded seat (24), the installation base (26) is arranged in the right side of the embedded seat (24), the extrusion head (27) is installed on the installation base (26), and the rotating shaft installation head (214) is arranged at the tail end of the extrusion screw, a driving shaft (29) is installed in the rotating shaft installing head (214), a driving motor (210) is installed at the tail end of the driving shaft (29), a sealing seat (211) is installed at the contact part of the driving shaft (29) and the main shell (21), a locking bolt (212) is installed on the sealing seat (211), a sealing ring (213) is installed at the part, connected with the driving shaft (29), in the sealing seat (211), and a feeding hole (28) is formed in the upper left side of the main shell (21);

heating mechanism (4) are including installation shell (41), fixed slot (42), construction bolt (43), external tapping (44), electrode rod (45), heating resistor (46) and heat-conducting plate (47), the left and right sides of installation shell (41) is equipped with fixed slot (42) respectively, be equipped with construction bolt (43) in fixed slot (42), the bottom of installation shell (41) is equipped with external tapping (44), upside installation electrode rod (45) of external tapping (44), heating resistor (46) are connected at the top of electrode rod (45), install heat-conducting plate (47) in installation shell (41) of heating resistor (46) upside.

2. The medical plastic extruder as claimed in claim 1, wherein: the heating mechanism (4) is fixedly arranged at the bottom of the machine body (2) through a mounting bolt (43), and three groups of heating mechanisms (4) are arranged.

3. The medical plastic extruder as claimed in claim 1, wherein: the cross section of the inner tank (22) is of an ∞ type.

4. The medical plastic extruder as claimed in claim 1, wherein: the outer side of the extrusion screw rod (23) is provided with a propelling fan blade which is tightly attached to the inner wall of the inner groove (22).

5. The medical plastic extruder as claimed in claim 1, wherein: and mounting threads are arranged on the outer side of the extrusion head (27).