CN212147305U - Self-drying hopper of injection molding machine - Google Patents

Abstract

The utility model discloses an injection molding machine from drying hopper, its technical scheme main points are: the hopper comprises a hopper body, wherein a first blocking ring is fixed inside the hopper body, a drying ring cylinder is inserted above the first blocking ring of the hopper body, densely distributed through holes are formed in the inner ring surface of the drying ring cylinder, a second blocking ring is in threaded connection with the upper part of the drying ring cylinder of the hopper body, an annular cotton cover is fixed inside the drying ring cylinder, activated carbon is arranged in the annular cotton cover, a first flow guide cover is inserted at the opening at the top of the hopper body, a hopper cover is also in threaded connection with the opening at the top of the hopper body, a support ring is fixed inside the hopper cover, and the support ring is connected with a collision compression ring through a plurality of first springs; the self-drying hopper of the injection molding machine has the capability of drying plastic particles in the hopper body when in use, and can avoid the influence on the quality of plastics caused by more moisture remained in the plastic particles during injection molding.

Description

Self-drying hopper of injection molding machine

Technical Field

The utility model relates to a production field of moulding plastics, in particular to self-drying hopper of injection molding machine.

Background

The injection molding machine is a molding device which can make thermoplastic plastics or thermosetting materials into plastic products with various shapes through a plastic molding die. Wherein the hopper in the injection molding machine is used for storing plastic particles and supplying materials to the interior of the injection molding machine.

The current chinese patent that publication number is CN208906579U discloses a material funnel of injection molding machine, including bucket body and funnel lid, the bottom of bucket body is provided with the link, and the bottom of bucket body front surface is provided with the viewing aperture, the outside cover of link is equipped with the connecting seat, the bottom of connecting seat is the annular array and has seted up four fixed orificess, two card strip grooves have been seted up to the upper surface symmetry of bucket body, and the inside bottom of bucket body has seted up the hole that leaks, two the jack has all been seted up at the inside both ends in card strip groove, and the inside of four jacks all is provided with the fixation clamp.

The material funnel of the injection molding machine has the advantage that the hopper cover is firmly covered, but the material funnel of the injection molding machine still has some defects, such as: firstly, the plastic granules in the hopper are often not particularly dry and sometimes have certain moisture, and when the moisture remains in the plastic granules, the quality of the plastic granules after injection molding is often influenced; secondly, when the plastic particles are filled into the hopper, the flow of the plastic particles is affected because of the lack of necessary diversion.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a self-drying hopper of injection molding machine to solve the problem mentioned in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a self-drying hopper of an injection molding machine comprises a hopper body, wherein a first blocking ring is fixed inside the hopper body, a drying ring cylinder is inserted above the first blocking ring of the hopper body, densely distributed through holes are formed in the inner ring surface of the drying ring cylinder, a second blocking ring is in threaded connection with the upper portion of the drying ring cylinder of the hopper body, an annular cotton cover is fixed inside the drying ring cylinder, activated carbon is arranged inside the annular cotton cover, a first flow guide cover is inserted at the top opening of the hopper body, the first flow guide cover comprises a horizontal ring portion, a conical ring portion and a vertical ring portion which are integrally formed, a hopper cover is further in threaded connection with the top opening of the hopper body, a support ring is fixed inside the hopper cover and is connected with a collision compression ring through a plurality of first springs, a connecting pipe portion is arranged at one end of the hopper body far away from the hopper cover, and a flange plate is fixed at the bottom of the connecting pipe portion, the flange plate is provided with a plurality of threaded holes.

By adopting the technical scheme, the self-drying hopper of the injection molding machine has the capability of drying the plastic particles in the hopper body when in use, and can avoid the influence on the quality of plastics caused by more residual moisture in the plastic particles during injection molding; the annular cotton cover and the activated carbon in the drying annular cylinder between the first retaining ring and the second retaining ring can be used for absorbing moisture, the drying annular cylinder can be conveniently disassembled, when the drying annular cylinder needs to be disassembled, the thread of the second retaining ring can be opened, and the inserted drying annular cylinder can be taken out; in addition, the first kuppe at bucket body top can carry out the water conservancy diversion to the plastic particle of filling in the bucket body, and just first kuppe can be compressed tightly fixedly by the conflict clamping ring that first spring drove when the bucket lid is screwed up.

Preferably, a vertical inserting ring is fixed at the bottom of the drying ring cylinder and is inserted into the first retaining ring.

Through adopting above-mentioned technical scheme, utilize vertical ring of inserting can improve the fixed stability of drying ring section of thick bamboo.

Preferably, a sliding groove is formed in the first baffle ring, an insertion block is connected to the inner portion of the sliding groove in a sliding mode, a second spring is connected between the insertion block and the bottom of the sliding groove, and a slot for inserting the insertion block is formed in the vertical insertion ring.

Through adopting above-mentioned technical scheme, when vertical insert the ring and insert in first fender intra-annular, the inserted block in the sliding tray can insert to the slot under the elasticity effect of second spring in to can insert the ring locking vertically.

Preferably, the bottom end of the drying cylinder is provided with a second air guide sleeve.

Through adopting above-mentioned technical scheme, the second kuppe of dry ring bobbin bottom can avoid the plastic particle accumulation in the bucket body.

Preferably, the second air guide sleeve is provided with a threaded connection ring part which is integrally formed with the second air guide sleeve, and the threaded connection ring part is in threaded connection with the bottom end of the drying ring cylinder.

Through adopting above-mentioned technical scheme, utilize the threaded connection ring can make things convenient for the installation of second kuppe fixed.

Preferably, an annular embedded groove is formed in one end, deviating from the bucket cover, of the flange plate, and an annular sealing ring is fixedly embedded in the annular embedded groove.

Through adopting above-mentioned technical scheme, the leakproofness when the annular seal ring in the annular embedded groove can increase the hopper installation.

Preferably, a plurality of guide posts are fixed above the abutting compression ring, and a plurality of guide sleeves matched with the guide posts are fixedly embedded in the support ring.

Through adopting above-mentioned technical scheme, utilize the cooperation of guide post and uide bushing to provide the direction for the buffering of contradicting the pressure disk.

Preferably, a third retaining ring is fixed to the outer portion of the bucket body.

Through adopting above-mentioned technical scheme, the third fender ring on the bucket body can carry on spacingly to the mounted position of bucket lid.

To sum up, the utility model discloses mainly have following beneficial effect:

when the self-drying hopper of the injection molding machine is used, the self-drying hopper has the capability of drying plastic particles in the hopper body, and the influence on the quality of plastics caused by more water remained in the plastic particles during injection molding can be avoided; the annular cotton cover and the activated carbon in the drying annular cylinder between the first retaining ring and the second retaining ring can be used for absorbing moisture, the drying annular cylinder can be conveniently disassembled, when the drying annular cylinder needs to be disassembled, the thread of the second retaining ring can be opened, and the inserted drying annular cylinder can be taken out; in addition, the first kuppe at bucket body top can carry out the water conservancy diversion to the plastic particle of filling in the bucket body, and just first kuppe can be compressed tightly fixedly by the conflict clamping ring that first spring drove when the bucket lid is screwed up.

Drawings

FIG. 1 is a schematic diagram of the construction of a self-drying hopper of an injection molding machine;

FIG. 2 is a structural cross-sectional view of a self-drying hopper of an injection molding machine;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

fig. 5 is an enlarged view at C in fig. 2.

Reference numerals: 1. a bucket body; 2. a first retainer ring; 3. drying the ring cylinder; 4. a through hole; 5. a second retainer ring; 6. an annular cotton cover; 7. activated carbon; 8. a first pod; 81. a horizontal ring portion; 82. a tapered ring portion; 83. a vertical ring portion; 9. a bucket cover; 10. a support ring; 11. a first spring; 12. is abutted against the compression ring; 13. a connecting pipe portion; 14. a flange plate; 15. a threaded hole; 16. a vertical insert ring; 17. a sliding groove; 18. inserting a block; 19. a second spring; 20. a slot; 21. a second pod; 22. a threaded collar portion; 23. an annular embedded groove; 24. an annular seal ring; 25. a guide post; 26. a guide sleeve; 27. and a third retaining ring.

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.

Example 1

Referring to fig. 2, 3 and 4, a self-drying hopper of an injection molding machine includes a hopper body 1; in order to enable the hopper to have drying capacity, a first baffle ring 2 is fixed inside a hopper body 1, a drying ring cylinder 3 is inserted above the first baffle ring 2 of the hopper body 1, wherein through holes 4 which are densely distributed are formed in the inner ring surface of the drying ring cylinder 3, a second baffle ring 5 is connected to the upper part of the drying ring cylinder 3 of the hopper body 1 in a threaded mode, an annular cotton cover 6 is fixed inside the drying ring cylinder 3, and activated carbon 7 is arranged inside the annular cotton cover 6; when the self-drying hopper of the injection molding machine is used, the self-drying hopper has the capability of drying plastic particles in the hopper body 1, and the influence on the quality of plastics caused by more water remained in the plastic particles during injection molding can be avoided; wherein utilize first fender ring 2 and second to keep off the cotton cover of annular 6 and active carbon 7 in the dry ring section of thick bamboo 3 between the ring 5 and can adsorb moisture content, and dry ring section of thick bamboo 3 can conveniently be dismantled, when needs are dismantled, can keep off the ring 5 screw thread with the second and open, dry ring section of thick bamboo 3 that will peg graft take out can.

Referring to fig. 2, 3 and 4, a first air guide sleeve 8 is inserted at the top opening of the hopper body 1, the first air guide sleeve 8 comprises a horizontal ring part 81, a conical ring part 82 and a vertical ring part 83 which are integrally formed, a hopper cover 9 is further connected at the top opening of the hopper body 1 in a threaded manner, a support ring 10 is fixed inside the hopper cover 9, the support ring 10 is connected with an abutting press ring 12 through four first springs 11, a connecting pipe part 13 is arranged at one end of the hopper body 1 far away from the hopper cover 9, a flange 14 is fixed at the bottom of the connecting pipe part 13, and four threaded holes 15 are formed in the flange 14; the first kuppe 8 at bucket body 1 top can carry out the water conservancy diversion to the plastic particle of filling in bucket body 1, and just first kuppe 8 can be compressed tightly fixedly by the conflict clamping ring 12 that first spring 11 drove when the dipper lid 9 is screwed up.

Referring to fig. 2 and 3, a vertical insert ring 16 is fixed at the bottom of the drying cylinder 3, the vertical insert ring 16 is inserted into the first baffle ring 2, and the stability of fixing the drying cylinder 3 can be improved by using the vertical insert ring 16; wherein the inside sliding tray 17 of having seted up of first fender ring 2, the sliding tray 17 internal slipping is connected with inserted block 18, be connected with second spring 19 between inserted block 18 and the sliding tray 17 tank bottom, offer on the vertical inserted ring 16 and supply inserted block 18 male slot 20, when vertical inserted ring 16 inserts to first fender ring 2 in, inserted block 18 in the sliding tray 17 can insert to slot 20 under second spring 19's elastic force effect to can insert vertical inserted ring 16 locking.

Referring to fig. 2 and 3, a second air guide sleeve 21 is installed at the bottom end of the drying cylinder ring 3, and the second air guide sleeve 21 at the bottom end of the drying cylinder ring 3 can prevent plastic particles from accumulating in the bucket body 1; wherein have on second kuppe 21 with second kuppe 21 integrated into one piece's screw thread collar portion 22, screw thread collar portion 22 threaded connection is in dry ring section of thick bamboo 3 bottom, utilizes the screw thread collar can make things convenient for the installation of second kuppe 21 fixed.

Referring to fig. 2 and 5, an annular embedding groove 23 is formed in one end, away from the hopper cover 9, of the flange plate 14, an annular sealing ring 24 is embedded and fixed in the annular embedding groove 23, and the annular sealing ring 24 in the annular embedding groove 23 can increase the sealing performance of the hopper during installation.

Referring to fig. 2 and 4, four guide posts 25 are fixed above the interference compression ring 12, four guide sleeves 26 engaged with the guide posts 25 are embedded and fixed in the support ring 10, and the guide posts 25 and the guide sleeves 26 are engaged to provide guidance for buffering the interference compression ring 12.

Referring to fig. 1 and 2, a third retainer 27 is fixed to the outside of the bucket body 1, and the third retainer 27 on the bucket body 1 can limit the installation position of the bucket cover 9.

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 (8)

1. The utility model provides a self-drying hopper of injection molding machine, includes bucket body (1), its characterized in that: the improved bucket is characterized in that a first blocking ring (2) is fixed inside the bucket body (1), a drying ring cylinder (3) is inserted above the first blocking ring (2) of the bucket body (1), densely distributed through holes (4) are formed in the inner annular surface of the drying ring cylinder (3), a second blocking ring (5) is connected to the upper portion of the drying ring cylinder (3) of the bucket body (1) in a threaded mode, an annular cotton cover (6) is fixed inside the drying ring cylinder (3), activated carbon (7) is arranged inside the annular cotton cover (6), a first guide cover (8) is inserted at the opening of the top of the bucket body (1) in a threaded mode, the first guide cover (8) comprises an integrally formed horizontal ring portion (81), a conical ring portion (82) and a vertical ring portion (83), a bucket cover (9) is further connected to the opening of the top of the bucket body (1) in a threaded mode, and a support ring (10) is fixed inside the bucket cover (9), the supporting ring (10) is connected with conflict clamping ring (12) through a plurality of first spring (11), the bucket body (1) is keeping away from the one end of bucket cover (9) has connecting pipe portion (13), connecting pipe portion (13) bottom is fixed with ring flange (14), a plurality of screw hole (15) have been seted up on ring flange (14).

2. The self-drying hopper of an injection molding machine as claimed in claim 1, wherein: the bottom of the drying ring cylinder (3) is fixedly provided with a vertical inserting ring (16), and the vertical inserting ring (16) is inserted into the first blocking ring (2).

3. The self-drying hopper of an injection molding machine as claimed in claim 2, wherein: first fender ring (2) inside sliding tray (17) of having seted up, sliding tray (17) internal slipping is connected with inserted block (18), inserted block (18) with be connected with second spring (19) between sliding tray (17) tank bottom, offer the confession on the vertical inserted ring (16) inserted block (18) male slot (20).

4. The self-drying hopper of an injection molding machine as claimed in claim 1, wherein: and a second guide cover (21) is arranged at the bottom end of the drying ring cylinder (3).

5. The self-drying hopper of an injection molding machine as claimed in claim 4, wherein: the second air guide sleeve (21) is provided with a threaded connecting ring part (22) which is integrally formed with the second air guide sleeve (21), and the threaded connecting ring part (22) is in threaded connection with the bottom end of the drying ring cylinder (3).

6. The self-drying hopper of an injection molding machine as claimed in claim 1, wherein: the ring flange (14) deviates from one end of the bucket cover (9) and is provided with an annular embedded groove (23), and an annular sealing ring (24) is embedded and fixed in the annular embedded groove (23).

7. The self-drying hopper of an injection molding machine as claimed in claim 1, wherein: a plurality of guide posts (25) are fixed above the abutting compression ring (12), and a plurality of guide sleeves (26) matched with the guide posts (25) are embedded and fixed in the support ring (10).

8. The self-drying hopper of an injection molding machine as claimed in claim 1, wherein: and a third retaining ring (27) is fixed outside the bucket body (1).

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