CN217450350U

CN217450350U - Grinding and sieving device for plastic particles

Info

Publication number: CN217450350U
Application number: CN202123384239.8U
Authority: CN
Inventors: 侯小红
Original assignee: Shanghai Runbiao Industrial Co ltd
Current assignee: Shanghai Runbiao Industrial Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-09-20
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a grinding and sieving device for plastic particles, which belongs to the technical field of plastic particle production equipment and comprises a feed box, a feed inlet and a discharge outlet, wherein the top of the feed box is provided with an inclined grinding cylinder, the feed inlet is communicated with the grinding cylinder, a plurality of grinding rollers which do circumferential rotation along the inner wall of the grinding cylinder are arranged in the grinding cylinder, and the grinding cylinder is provided with a driving device which drives the grinding rollers to rotate; during the use, the motor output drives the drive shaft and rotates, it is also rotatory to be influenced driving gear and connecting block by the drive shaft, driven gear also rotates, utilize the connecting axle to drive the grinding roller and rotate, the connecting block drives solid fixed ring and grinding roller through the connecting rod and is circular motion in the grinding vessel inboard, the material gets into behind the grinding vessel through the feed inlet and the material is ground into tiny granule by the rotation of grinding roller self and the rotation of grinding roller relative grinding vessel inner wall, because the grinding vessel is put to one side, the material falls into the workbin by the action of gravity after fully grinding.

Description

Grinding and sieving device for plastic particles

Technical Field

The utility model discloses a plastic granules's grinding device that sieves belongs to plastic granules production facility technical field.

Background

With the continuous development of economy and the continuous progress of science and technology, the application of plastic products is spread in various fields of industry, agriculture and daily life, and in the process of processing and production of plastics, materials required by the production of the plastics need to be sent into a granulator, the materials are melted by heating in the granulator, the melted materials are extruded by a rotating screw rod, then the materials are cooled and molded, and the materials are granulated by a granulating device so as to achieve the purpose of granulation.

In the prior process of manufacturing plastic particles, raw materials are not ground, the particle size of material particles entering melt blending is too large and uneven, the too large particles delay the melting process, the particle size is uneven, and poor plasticization easily occurs, so that the finished plastic particles can not meet the requirements.

Therefore, a grinding and sieving device for plastic particles is needed to be designed, so that the granulating raw materials can be ground into fine particles before being subjected to melt blending.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plastic granules's grinding sieving mechanism for solving foretell problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a plastic granules's grinding device that sieves, including workbin, feed inlet and discharge gate, its characterized in that: the top of the feed box is provided with an inclined grinding cylinder, the feed inlet is communicated with the grinding cylinder, a plurality of grinding rollers which rotate circumferentially along the inner wall of the grinding cylinder are arranged in the grinding cylinder, and the grinding cylinder is provided with a driving device for driving the grinding rollers to rotate.

Through adopting above-mentioned technical scheme, in the material got into the grinding vessel through the feed inlet, drive arrangement control grinding roller carried out the circumference along the grinding vessel inner wall and rotated, ground the material, because grinding vessel and grinding roller put to one side and establish at the workbin top, the material after the grinding received the action of gravity can be followed grinding vessel inner wall and grinding roller and slided down and fall into the workbin.

Preferably, drive arrangement includes motor, drive shaft, driving gear, a plurality of driven gear and connecting axle, every driven gear all is connected with driving gear engagement, and it is equipped with solid fixed ring to rotate on the connecting axle, the fixed connecting block that is equipped with of drive shaft, the fixed connecting rod that is equipped with between connecting block and the solid fixed ring, drive shaft one end and motor output end fixed connection, the other end pass behind the driving gear with the workbin inner wall rotate be connected, and drive shaft and driving gear fixed connection, the fixed disc that is equipped with the fixed grinding roller of support of drive shaft, connecting axle one end is passed behind the grinding roller and is connected with the disc rotation, the other end pass solid fixed ring back and driven gear fixed connection.

Through adopting above-mentioned technical scheme, open the motor when will grinding the material, motor output end drive connecting axle begins to rotate, the driving gear also rotates thereupon, influenced by the meshing effect, every driven gear also begins to rotate, utilize connecting axle control grinding roller to rotate, the drive shaft rotates and also makes the connecting block rotate, the connecting block utilizes the connecting rod, gu fixed ring and connecting axle make grinding roller do the circumference along the grinding vessel inside wall and rotate, so grinding roller self rotates on one side, do the circumference along the grinding vessel on one side and rotate, the drive shaft extends to the workbin inside wall always, support grinding roller and fix it through the disc.

Preferably, the inner side of the polishing drum is provided with a rough surface capable of enhancing the polishing effect.

Through adopting above-mentioned technical scheme, compare the smooth surface, the grinding cylinder is inboard to be established to the mat surface and has strengthened the grinding effect.

Preferably, a fan is arranged below the grinding cylinder, an air flow pipe communicated with the grinding cylinder is fixedly arranged on the fan, and an air groove is formed in the inner side wall of the grinding cylinder.

Through adopting above-mentioned technical scheme, the grinding vessel is sent into with the mobile gas that the fan was bloated to the tuber pipe, utilizes the wind channel to blow in the workbin with the material that receives frictional force effect to be detained at the grinding vessel inner wall, also guarantees that the material can not get into drive arrangement.

Preferably, a screen is arranged in the bin.

Through adopting above-mentioned technical scheme, the establishment of sieve screen sieves out the fine material that accords with size and the waste material that does not accord with the size.

Preferably, the sieve screen is arranged obliquely, an opening for discharging waste materials is formed in the bottom of the sieve screen, and a waste box for receiving the waste materials discharged from the opening is arranged on the outer side of the box.

Through adopting above-mentioned technical scheme, the sieve screen is put to one side, can let the material receive the influence of gravity to fully roll on the sieve screen, strengthens the effect of sieving, can send into the dump bin through the opening with the waste discharge in addition so that follow-up recovery.

Preferably, an inclined material baffle is arranged in the material box.

By adopting the technical scheme, the striker plate is obliquely arranged, so that the material rolls above the same obliquely arranged screen, the material can be ensured to fully roll on the screen, and the screening effect is enhanced.

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

when grinding, open the motor, the motor output drives the drive shaft and rotates, it also rotates to be influenced driving gear and connecting block by the drive shaft, the meshing is under the effect, driven gear also rotates, it rotates to utilize the connecting axle to drive the grinding roller, the connecting block drives solid fixed ring and grinding roller through the connecting rod and is circular motion in the grinding vessel inboard, the material gets into behind the grinding vessel through the feed inlet material and the rotation of grinding roller self and the relative grinding vessel inner wall of grinding roller is ground into tiny granule, because the grinding vessel is put to one side, the material falls into the workbin by the action of gravity after fully grinding.

Drawings

Fig. 1 is a schematic structural view of a plastic particle grinding and sieving device of the present invention;

fig. 2 is an enlarged view of a portion a of the present invention.

Reference numerals: 1. a waste bin; 2. a disc; 3. a fan; 4. an air flow pipe; 5. a drive device; 6. a feed inlet; 7. a grinding roller; 8. rough surface; 9. a material box; 10. a striker plate; 11. sieving by using a sieve; 12. a discharge port; 13. a grinding cylinder; 14. connecting blocks; 15. an air duct; 16. a connecting shaft; 17. a driven gear; 18. a motor; 19. a drive shaft; 20. a driving gear; 21. a connecting rod; 22. a fixing ring; 23. and (4) opening.

Detailed Description

In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention. 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.

As shown in fig. 1 and 2, a grinding and sieving device for plastic particles comprises a material box 9, a material inlet 6 and a material outlet 12, wherein the top of the material box 9 is provided with an inclined grinding cylinder 13, a driving device 5 is arranged in the grinding cylinder 13, the driving device 5 comprises a motor 18, a driving shaft 19, a driving gear 20, a plurality of driven gears 17 and a connecting shaft 16, one end of the driving shaft 19 is fixedly connected with the output end of the motor 18, the other end of the driving shaft passes through the driving gear 20 and extends to the inner wall of the material box 9, the driving shaft 19 is fixedly connected with the driving gear 20 and is rotatably connected with the material box 9, the driving gear 20 is meshed with the driven gears 17, the connecting shaft 16 is fixedly connected with the driven gears 17, a plurality of grinding rollers 7 are arranged in the grinding cylinder 13, the grinding rollers 7 are fixedly connected with the connecting shaft 16, a disc 2 for supporting and fixing the grinding rollers 7 is arranged on the driving shaft 19, the disc 2 is rotatably connected with the grinding rollers 7, when the grinding is carried out, the motor 18 is turned on, the driving shaft 19 is influenced by the motor to start rotating, the driving gear 20 also rotates along with the driving shaft, the driven gear 17 is driven by meshing action, the connecting shaft 16 and the grinding roller 7 also rotate along with the driving shaft, and the disc 2 plays a role of fixing the grinding roller 7. Fixed connecting block 14 that is equipped with on the drive shaft 19, it is equipped with solid fixed ring 22 to rotate on the connecting axle 16, gu fixed connecting rod 21 that is equipped with between fixed ring 22 and the connecting block 14, drive shaft 19 is rotatory, can drive connecting block 14 and rotate, influence connecting rod 21, gu fixed ring 22 and connecting axle 16, further make grinding roller 7 carry out circular motion along grinding vessel 13 inside wall, the material passes through behind feed inlet 6 entering grinding vessel 13, ground into the tiny particle under the rotatory effect of grinding roller 7 itself and its relative grinding vessel 13 inside wall, because grinding vessel 13 puts to one side, the material receives the action of gravity landing to the workbin 9.

Be equipped with in the workbin 9 and put sieve net 11 and striker plate 10 to one side, the material that falls into workbin 9 slides down and falls to sieve net 11 upper end under the striker plate 10 effect of putting to one side, receive the action of gravity, the material can fully roll on sieving net 11, sieve out the waste material and the waste material that accord with the standard, workbin 9 sets up the opening 23 of discharge waste material in sieving net 11 bottom position, and the workbin 9 outside is equipped with the waste material case 1 of receiving the waste material, the waste material is sieved and is come into waste material case 1 through opening 23 after coming out, convenient follow-up recycle carries out.

The inner side of the grinding cylinder 13 is provided with a rough surface 8, and the rough surface 8 and the grinding roller 7 are used for grinding materials, so that the grinding effect is enhanced. The grinding cylinder 13 below is equipped with fan 3, and fan 3 is fixed to be equipped with the wind flow tube 4 that is linked together with grinding cylinder 13, and grinding cylinder 13 inside wall is equipped with wind groove 15, and wind flow tube 4 sends into grinding cylinder 13 with the mobile air that fan 3 is bloated when grinding, blows down the material of adhesion on grinding cylinder 13 inner wall through wind groove 15, also prevents that the material from falling into drive arrangement 5 in, influences the normal use of gear.

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 plastic granules's grinding device that sieves, includes workbin (9), feed inlet (6) and discharge gate (12), its characterized in that: the top of the feed box (9) is provided with an inclined grinding cylinder (13), the feed inlet (6) is communicated with the grinding cylinder (13), a plurality of grinding rollers (7) which rotate along the inner wall of the grinding cylinder (13) are arranged in the grinding cylinder (13), the grinding cylinder (13) is provided with a driving device (5) for driving the grinding rollers (7) to rotate, the driving device (5) comprises a motor (18), a driving shaft (19), a driving gear (20), a plurality of driven gears (17) and a connecting shaft (16), each driven gear (17) is meshed with the driving gear (20), a fixing ring (22) is arranged on the connecting shaft (16) in a rotating manner, a connecting block (14) is arranged in the driving shaft (19) in a rotating manner, a connecting rod (21) is fixedly arranged between the connecting block (14) and the fixing ring (22), one end of the driving shaft (19) is fixedly connected with the output end of the motor (18), the other end passes behind driving gear (20) and is connected with workbin (9) inner wall rotation, and drive shaft (19) and driving gear (20) fixed connection, drive shaft (19) fixed disc (2) that are equipped with the fixed grinding roller (7) of support, connecting axle (16) one end is passed and is rotated with disc (2) after grinding roller (7) and be connected, and the other end passes solid fixed ring (22) back and driven gear (17) fixed connection.

2. The apparatus for grinding and sieving plastic particles according to claim 1, wherein: the inner side of the grinding cylinder (13) is provided with a rough surface (8) capable of enhancing the grinding effect.

3. The apparatus for grinding and sieving plastic particles according to claim 1, wherein: the grinding cylinder (13) below is equipped with fan (3), fan (3) are fixed to be equipped with wind flow tube (4) that are linked together with grinding cylinder (13), grinding cylinder (13) inside wall is equipped with wind groove (15).

4. The apparatus for grinding and sieving plastic particles as claimed in claim 3, wherein: a screen (11) is arranged in the feed box (9).

5. The apparatus for grinding and sieving plastic particles according to claim 4, wherein: cross screen cloth (11) slope setting, and workbin (9) are in screening screen cloth (11) bottom position offer the opening (23) of discharge waste material, workbin (9) outside is equipped with waste material case (1) of receiving opening (23) discharge waste material.