CN212194133U

CN212194133U - Feeding device of micro-extruder

Info

Publication number: CN212194133U
Application number: CN201922498394.9U
Authority: CN
Inventors: 洪宝贤; 杨杰波; 杨莉
Original assignee: Guangzhou Bosia Biomedical Technology Co ltd
Current assignee: Guangzhou Bositao Controlled Release Pharmaceutical Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-22
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a feed arrangement of trace extruder, including mounting panel, unloading mechanism, fixing base, baffle, lead screw, gear, rack, slide rail, brush and storage mechanism. The utility model has the advantages that: anticlockwise rotation handle realizes the lead screw anticlockwise rotation when feeding to the extruder, further realization the lead screw with the baffle from the inside roll-off of fixing base, the surface of lead screw is equipped with the screw, the accuracy of baffle when sliding has been increased, realized controlling the inside material unloading speed of feed cylinder, realized being located the inside gear motion thereupon of fixing base in lead screw pivoted, and then realized that the gear has driven the inside rack swing of slide rail, further avoid the baffle material to block up the baffle when the shrink is perhaps opened.

Description

Feeding device of micro-extruder

Technical Field

The utility model relates to a feed arrangement specifically is a feed arrangement of trace extruder belongs to extruder technical field.

Background

The extruder belongs to one of the types of plastic machinery, the extruder can divide the machine head into a right-angle machine head, an oblique-angle machine head and the like according to the material flow direction of the machine head and the included angle of the central line of a screw rod, the screw extruder can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by rotation of the screw rod, and the plastic extruder can be basically classified into a double-screw extruder, a single-screw extruder, a rare multi-screw extruder and a non-screw extruder through the shaping of a neck mold.

However, present trace extruder's feed arrangement is through the baffle that slides in feed inlet department when the inside feeding to the extruder, the opening size of baffle control feed inlet is realized to the slide of twitching, sliding connection is difficult to the opening size of accurate control feed inlet at the baffle of feed inlet department, influence the flow velocity of material, lead to being difficult to accurate carry out accurate emission with the inside material of hopper, and the baffle of pull mode is blocked by the piece easily when sliding, lead to the baffle to be difficult to twitch, influence the unloading.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a feed arrangement of trace extruder just in order to solve above-mentioned problem, the convenient accurate opening size of adjusting the feed inlet does benefit to the inside of accurate arranging the extruder with the inside material of feeder hopper, avoids the baffle card to block.

The utility model realizes the purpose by the following technical proposal, the feeding device of the micro-extruder comprises a mounting plate and a blanking mechanism arranged at the top of the mounting plate, the blanking mechanism comprises a fixed seat, a baffle, a lead screw, a gear, a rack, a slide rail and a brush, the fixed seat with a hollow inner part is welded at the top of the mounting plate, the bottom of the fixed seat is communicated with the surface of the mounting plate, the side wall of the fixed seat is connected with the baffle in a sliding way, the lead screw is connected with the side wall of the fixed seat in a rotating way, the gear is welded at the end part of the lead screw positioned in the fixed seat, the slide rail is welded at the inner wall of the fixed seat, the rack meshed with the gear is horizontally connected in a sliding way inside the slide rail, the brush which is butted against the surface of, the welding of the top of fixing base has the storage mechanism who is used for storing the material, storage mechanism with the fixing base intercommunication.

Preferably, in order to facilitate the rotation of the screw rod, the blanking mechanism further comprises a handle, and the handle is welded to the end portion of the screw rod, which is located outside the fixed seat.

Preferably, in order to realize the baffle is comprehensive will the fixing base is sealed, unloading mechanism still includes push pedal and pressure spring, the inner wall sliding connection of fixing base has the push pedal, the lateral wall welding of push pedal has and is located inside the fixing base the pressure spring.

Preferably, in order to realize the storage to plastics, storage mechanism includes the feed cylinder, the top intercommunication of fixing base has the feed cylinder.

Preferably, in order to prevent dust from entering the inside of the cartridge, the storage mechanism further comprises a cover, and the top of the cartridge with the trapezoidal section is rotatably connected with the cover.

Preferably, in order to realize shaking the material in the charging barrel in the feeding process of the extruder and avoid the blockage of the fixing seat, the inside of the fixing seat is provided with the shaking mechanism, the shaking mechanism comprises a rotating shaft and a spring, the inside of the fixing seat is horizontally and slidably connected with the rotating shaft, and the surface of the rotating shaft, which is positioned outside the fixing seat, is wound with the spring.

Preferably, in order to increase the impact effect of the rotating shaft on plastics, the shaking mechanism further comprises a protrusion, and the protrusion is spirally welded on the surface of the rotating shaft inside the fixed seat.

The utility model has the advantages that: anticlockwise rotation handle realizes the lead screw anticlockwise rotation when feeding to the extruder, further realization the lead screw with the baffle from the inside roll-off of fixing base, the surface of lead screw is equipped with the screw, the accuracy of baffle when sliding has been increased, realized controlling the inside material unloading speed of feed cylinder, realized being located the inside gear motion thereupon of fixing base in lead screw pivoted, and then realized that the gear has driven the inside rack swing of slide rail, further avoid the baffle material to block up the baffle when the shrink is perhaps opened.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the overall structure shown in FIG. 1;

FIG. 3 is an enlarged view of the part A shown in FIG. 2;

FIG. 4 is an enlarged view of the structure of the portion B shown in FIG. 2;

fig. 5 is an enlarged schematic view of the structure of the portion C shown in fig. 3.

In the figure: 1. the feeding device comprises a mounting plate, 2, a blanking mechanism, 21, a fixed seat, 22, a baffle, 23, a screw rod, 24, a handle, 25, a gear, 26, a push plate, 27, a pressure spring, 28, a rack, 29, a sliding rail, 29a, a brush, 3, a shaking mechanism, 31, a rotating shaft, 32, a spring, 33, a protrusion, 4, a storage mechanism, 41, a material barrel, 42 and a cover.

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. 1-5, a feeding device of a micro-extruder comprises a mounting plate 1 and a blanking mechanism 2 installed on the top of the mounting plate 1, wherein the blanking mechanism 2 comprises a fixed seat 21, a baffle 22, a screw rod 23, a gear 25, a rack 28, a sliding rail 29 and a brush 29a, the fixed seat 21 with a hollow inner part is welded on the top of the mounting plate 1, the bottom of the fixed seat 21 is communicated with the surface of the mounting plate 1, the baffle 22 is slidably connected to the side wall of the fixed seat 21, the screw rod 23 is rotatably connected to the side wall of the fixed seat 21, the gear 25 is welded on the end part of the screw rod 23 positioned inside the fixed seat 21, the sliding rail 29 is welded on the inner wall of the fixed seat 21, the rack 28 meshed with the gear 25 is horizontally slidably connected inside the sliding rail 29, the brush 29a butted against the surface of the baffle 22 is bonded on the bottom of the rack 28, the welding of fixing base 21's top has the storage mechanism 4 that is used for storing the material, storage mechanism 4 with fixing base 21 intercommunication.

As a technical optimization scheme of the utility model, unloading mechanism 2 still includes handle 24, is located the fixing base 21 outside the tip welding of lead screw 23 has handle 24.

As a technical optimization scheme of the utility model, unloading mechanism 2 still includes push pedal 26 and pressure spring 27, fixing base 21's inner wall sliding connection has push pedal 26, push pedal 26's lateral wall welding has and is located fixing base 21 is inside pressure spring 27.

As a technical optimization scheme of the utility model, storage mechanism 4 includes feed cylinder 41, the top intercommunication of fixing base 21 has feed cylinder 41.

As a technical optimization scheme of the utility model, storage mechanism 4 still includes lid 42, and the cross-section is trapezium structure the top of feed cylinder 41 is rotated and is connected with lid 42.

As a technical optimization scheme of the utility model, the internally mounted of fixing base 21 has shake mechanism 3, shake mechanism 3 includes pivot 31 and spring 32, fixing base 21's inside horizontal sliding connection has pivot 31 is located the fixing base 21 outside the surface winding of pivot 31 has spring 32.

As a technical optimization scheme of the utility model, shake mechanism 3 still includes arch 33, is located inside fixing base 21 the surface of pivot 31 is the spiral welding and has arch 33.

When the utility model is used, firstly, the mounting plate 1 is fixed to the feeding end of the extruder through the screw, the mounting and fixing of the fixing seat 21 and the charging barrel 41 are realized, before the foundation device works, the clockwise rotation of the handle 24 realizes the clockwise rotation of the screw rod 23, the opening of the fixing seat 21 is closed by the baffle 22 inside the fixing seat 21, when the end part of the baffle 22 is abutted against the side wall of the push plate 26 inside the fixing seat 21, the compression spring 27 is contracted, the sealing of the fixing seat 21 by the baffle 22 is further realized, the cover 42 is opened, the plastic is poured into the charging barrel 41, the charging barrel 21 is in a trapezoidal structure, and the blanking of the plastic is facilitated; then, when the extruder is fed, the handle 24 is rotated anticlockwise to realize the anticlockwise rotation of the screw rod 23, further the baffle 23 slides out of the fixed seat 21 by the screw rod 23, the surface of the screw rod 23 is provided with threads, the accuracy of the baffle 23 in the sliding process is increased, the material blanking speed in the charging barrel 41 is controlled, the gear 25 positioned in the fixed seat 21 moves along with the screw rod 23 when the screw rod 23 rotates, further the gear 25 drives the rack 28 in the sliding rail 29 to swing, and further the baffle 22 is prevented from being blocked by the material when the baffle 22 contracts or expands; finally, the rotating shaft 31 can be rotated or pushed to realize the expansion and contraction shaking of the spring 32 when the charging barrel 41 is used for discharging, and the protrusion 33 on the surface of the rotating shaft 31 is beneficial to impacting plastics, so that the fixed seat 21 is prevented from being blocked.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a feed arrangement of trace extruder, includes mounting panel (1) and installs unloading mechanism (2) at mounting panel (1) top, its characterized in that: the blanking mechanism (2) comprises a fixed seat (21), a baffle (22), a screw rod (23), a gear (25), a rack (28), a sliding rail (29) and a brush (29a), the top of the mounting plate (1) is welded with the fixed seat (21) which is hollow inside, the bottom of the fixed seat (21) is communicated with the surface of the mounting plate (1), the side wall of the fixed seat (21) is connected with the baffle (22) in a sliding manner, the side wall of the fixed seat (21) is connected with the screw rod (23) in a rotating manner, the end part of the screw rod (23) which is positioned inside the fixed seat (21) is welded with the gear (25), the inner wall of the fixed seat (21) is welded with the sliding rail (29), the inside of the sliding rail (29) is connected with the rack (28) meshed with the gear (25) in a horizontal sliding manner, the bottom of the rack (28) is bonded with the brush (29a, the welding of the top of fixing base (21) has storage mechanism (4) that are used for storing the material, storage mechanism (4) with fixing base (21) intercommunication.

2. A feeding device of a micro-extruder according to claim 1, characterized in that: the blanking mechanism (2) further comprises a handle (24), and the handle (24) is welded to the end portion of the screw rod (23) located on the outer side of the fixed seat (21).

3. A feeding device of a micro-extruder according to claim 2, characterized in that: unloading mechanism (2) still include push pedal (26) and pressure spring (27), the inner wall sliding connection of fixing base (21) has push pedal (26), the lateral wall welding of push pedal (26) has and is located fixing base (21) is inside pressure spring (27).

4. A feeding device of a micro-extruder according to claim 1, characterized in that: the storage mechanism (4) comprises a material barrel (41), and the top of the fixed seat (21) is communicated with the material barrel (41).

5. A feeding device of a micro-extruder according to claim 4, characterized in that: the storage mechanism (4) further comprises a cover (42), the cross section of the storage mechanism is of a trapezoidal structure, and the top of the charging barrel (41) is rotatably connected with the cover (42).

6. A feeding device of a micro-extruder according to claim 1, characterized in that: the internally mounted of fixing base (21) has shake mechanism (3), shake mechanism (3) are including pivot (31) and spring (32), the inside horizontal sliding connection of fixing base (21) has pivot (31), is located the fixing base (21) outside the surface winding of pivot (31) has spring (32).

7. A feeding device of a micro-extruder according to claim 6, characterized in that: the shaking mechanism (3) further comprises a bulge (33), and the bulge (33) is welded on the surface of the rotating shaft (31) inside the fixed seat (21) in a spiral shape.