CN220280167U

CN220280167U - Water brace granulator for modified polypropylene

Info

Publication number: CN220280167U
Application number: CN202321592870.3U
Authority: CN
Inventors: 常少波; 智海涛; 裴飞鹏
Original assignee: Luoyang Xinsucheng Industry Co ltd
Current assignee: Luoyang Xinsucheng Industry Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2024-01-02
Anticipated expiration: 2033-06-21

Abstract

The utility model relates to a water brace granulator for modified polypropylene, which comprises an upper machine case, a lower machine case, a cutter and a driving roller, wherein a discharge hole is formed in one side of the lower machine case, a feed hole is formed in one side of the upper machine case, the driving roller is rotatably arranged on one side, close to the feed hole, of the upper machine case, a compression roller is arranged on the upper side of the driving roller, the cutter is arranged on one side, far away from the feed hole, of the driving roller, the cutter is rotatably arranged in the upper machine case, a fixed cutter is further arranged between the cutter and the driving roller, a first motor is arranged at one end of the cutter, a second motor is arranged at one end of the driving roller, the fixed cutter and the compression roller are both slidably arranged on the upper machine case, an adjusting mechanism for respectively adjusting the heights of the fixed cutter and the compression roller is arranged on the adjusting mechanism, and a locking mechanism for locking the fixed cutter and the compression roller at the current position is arranged on the adjusting mechanism. The gap between the fixed knife and the cutter and the gap between the compression roller and the driving roller are adjusted through the adjusting mechanism, so that the requirements of different customers on the size of the material particles are met.

Description

Water brace granulator for modified polypropylene

Technical Field

The utility model relates to the field of polypropylene modification production, in particular to a water bracing granulator for modified polypropylene.

Background

The polypropylene resin modified pelletization is that polypropylene and various modified auxiliary agents are fully stirred and mixed and then added into an extruder hopper, and materials in the extruder barrel are heated to reach a melting temperature by a heater outside the extruder barrel. Simultaneously, the machine runs, and the screw rod in the extruder barrel conveys materials forwards. The materials are rubbed and sheared with the machine barrel, the screw rod and the materials in the movement process, a large amount of heat is generated, and the added materials are continuously melted under the heat and heat conduction effect. The molten material is continuously and stably delivered to a shaped die head. After passing through the die head and the mouth die, the plastic particles are dispersed into a plurality of thin strips, then enter a water tank for cooling and shaping, enter a granulator for cutting the circular strip plastic into particles after water removal, and finally the plastic particles are weighed and packaged separately.

The existing granulator needs to consider the factors of the diameter of the materials extruded by the extruder and the size of finished product particles required by customers to select the cutter when being matched with the extruder, the cutter is time-consuming and labor-consuming to replace, and meanwhile, the cutter is worn out in a back-and-forth mode, so that the service life is prolonged.

Disclosure of Invention

The utility model provides a water bracing granulator for modified polypropylene, which aims to solve the problem that the cutter needs to be frequently changed when finished granules with different sizes are needed, and the specific technical scheme is as follows:

the utility model provides a modified polypropylene water brace granulator, including last quick-witted case, lower quick-witted case, cutter and drive roller, one side of lower quick-witted case is equipped with the discharge gate, one side of going up the quick-witted case is equipped with the feed inlet, the drive roller rotatably establishes one side that is close to the feed inlet in last quick-witted case, the drive roller upside is equipped with the compression roller, the cutter is established in one side that the drive roller kept away from the feed inlet, the cutter is rotatably installed in last quick-witted incasement, still be equipped with the stationary knife between cutter and the drive roller, the one end of cutter is equipped with first motor, the one end of drive roller is equipped with the second motor, stationary knife and compression roller are all installed on last quick-witted case slidingly, still be equipped with the guiding mechanism who is used for adjusting stationary knife and compression roller height respectively, be equipped with the locking mechanism who locks stationary knife and compression roller in current position department on guiding mechanism.

Preferably, the fixed knife and the press roll are both arranged on the upper case through a chute.

Preferably, the adjusting mechanism comprises a double-sided rack, a first gear and a second gear, wherein the first gear and the second gear are arranged on two sides of the double-sided rack, the first rack is arranged on the other side of the first gear, the second rack is arranged on the other side of the second gear, the first rack is fixedly connected with the press roller, and the second rack is fixedly connected with the fixed cutter.

Preferably, a planetary reducer is arranged between the first motor and the cutter, and a planetary reducer is arranged between the second motor and the driving roller.

Preferably, the feed inlet is provided with a branching roller.

Preferably, the locking mechanism comprises a mounting seat and a locking bolt, the mounting seat is fixedly connected with the upper case, and the locking bolt is connected with the mounting seat through threads.

Preferably, the bilateral rack is marked with scales.

Preferably, the first motor is a variable frequency motor.

The utility model has the beneficial effects that:

the gap between the fixed cutter and the gap between the compression roller and the driving roller are adjusted through the adjusting mechanism, so that the requirements of different customers on the size of the material particles are met, the influence of frequent cutter changing on the service life of the cutter is avoided, and meanwhile, the production efficiency is higher.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

1. FIG. 1 is a schematic structural view of a water stay granulator for modified polypropylene according to the utility model;

2. FIG. 2 is a cross-sectional view of a water stay granulator for modified polypropylene according to the utility model;

3. FIG. 3 is a front view of a water stay granulator adjustment mechanism for modified polypropylene according to the utility model;

4. FIG. 4 is a rear view of a water stay granulator locking mechanism for modified polypropylene according to the utility model.

In the figure: 1. an upper case; 2. a locking mechanism; 21. a mounting base; 22. a locking bolt; 3. a lower case; 4. a first motor; 5. a second motor; 6. a branching roller; 7. a discharge port; 8. an adjusting mechanism; 81. a double-sided rack; 82. a first rack; 83. a first gear; 84. a second gear; 85. a second rack; 9. a cutter; 10. a fixed cutter; 11. a press roller; 12. a driving roller; 13. and a feed inlet.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The utility model provides a concrete embodiment of a water bracing granulator for modified polypropylene, which comprises the following steps:

as shown in figures 1-4, the water brace granulator for modified polypropylene comprises an upper machine case 1, a lower machine case 3, a cutter 9 and a driving roller 12, wherein one side of the lower machine case 3 is provided with a discharge hole 7, one side of the upper machine case 1 is provided with a feed hole 13, the driving roller 12 is rotatably arranged on one side, close to the feed hole 13, of the upper machine case 1, a pressing roller 11 is arranged on the upper side of the driving roller 12, the driving roller 12 and the pressing roller 11 are matched for conveying strip-shaped modified polypropylene resin, the cutter 9 is arranged on one side, far away from the feed hole 13, of the driving roller 12, the cutter 9 is rotatably arranged on the upper machine case 1, a fixed cutter 10 is further arranged between the cutter 9 and the driving roller 12, the cutter 9 is matched with the fixed cutter 10 for granulating the strip-shaped modified polypropylene resin, one end of the cutter 9 is provided with a first motor 4, the first motor 4 is fixedly connected with the upper machine case 1, the first motor 4 provides power for the rotation of the cutter 9, one end of the driving roller 12 is provided with a second motor 5, the second motor 5 is fixedly connected with the upper machine case 1, the second motor 5 provides power for the rotation of the driving roller 12, the fixed cutter 10 and the pressing roller 11 are both slidingly arranged on the upper machine case 1, and the fixed cutter 10 and the pressing roller 11 are respectively provided with a fixed cutter 10 and a fixed cutter adjusting mechanism 8 for respectively adjusting the height 10 and a pressing roller 11 are locked at the current position of the pressing roller 11.

Preferably, the stationary knife 10 and the press roller 11 are both installed on the upper case 1 through a sliding chute, the adjusting mechanism 8 comprises a double-sided rack 81, a first gear 83, a second gear 84, a first rack 82 and a second rack 85, the double-sided rack 81, the first rack 82 and the second rack 85 are both slidably connected with the upper case 1 through the sliding chute, the first gear 83 and the second gear 84 are arranged on two sides of the double-sided rack 81, the first gear 83 and the second gear 84 are both in meshed connection with the double-sided rack 81, the first gear 83 and the second gear 84 are both rotatably installed on the upper case 1, the first rack 82 is arranged on the other side of the first gear 83, the first gear 83 is in meshed connection with the first rack 82, the second rack 85 is arranged on the other side of the second gear 84, the second gear 84 is in meshed connection with the second rack 85, the first rack 82 is fixedly connected with the press roller 11, and the second rack 85 is fixedly connected with the stationary knife 10.

Preferably, the locking mechanism 2 comprises a mounting seat 21 and a locking bolt 22, the mounting seat 21 is fixedly connected with the upper chassis 1, the bilateral rack 81, the first rack 82 and the second rack 85 are all slidably connected with the mounting seat 21 through sliding grooves, the first gear 83 and the second rack 85 are all rotatably mounted on the mounting seat 21, the locking bolt 22 is in threaded connection with the mounting seat 21, and the locking bolt 22 is positioned outside the bilateral rack 81; a planetary reducer is arranged between the first motor 4 and the cutter 9, and a planetary reducer is arranged between the second motor 5 and the driving roller 12; a branching roller 6 is arranged at the feed inlet 13, and the branching roller 6 is used for carding strip-shaped modified polypropylene resin; the double-sided rack 81 is marked with a scale for facilitating the knowledge of the gap between the stationary knife 10 and the cutter 9 and the gap between the press roller 11 and the drive roller 12.

Preferably, the first motor 4 adopts a variable frequency motor to adjust the rotation speed of the cutter 9 to further adjust the size of the cut particles.

In this embodiment, the water-cooled strip-shaped modified polypropylene resin is placed on the branching roller 6, the first motor 4 drives the cutter 9 to rotate, the second motor 5 drives the driving roller 12 to rotate, the strip-shaped modified polypropylene resin passes through the pressing roller 11 and the driving roller 12, passes through the upper side of the fixed cutter 10, the cutter 9 rotates to cut particles, and the obtained finished product is discharged through the discharge port 7. When finished particles with different sizes are needed, the locking bolt 22 is unscrewed, the positions of the double-sided racks 81 are adjusted, and then the positions of the fixed cutter 10 and the pressing roller 11 are adjusted at the same time, and because the teeth of the first rack 82 and the second rack 85 are opposite in direction, the gap between the fixed cutter 10 and the cutter 9 and the gap between the pressing roller 11 and the driving roller 12 can be reduced or increased at the same time, after the adjustment is finished, the positions of the fixed cutter 10 and the pressing roller 11 can be fixed by screwing the locking bolt 22, and in addition, the positions of the fixed cutter 10 and the pressing roller 11 can be matched by adjusting the rotating speed of the first motor 4 so as to achieve more ideal particle sizes.

The gap between the fixed cutter 10 and the cutter 9 and the gap between the press roller 11 and the drive roller 12 are adjusted through the adjusting mechanism 8, so that the requirements of different customers on the size of material particles are met, the influence of frequent cutter changing on the service life of the cutter is avoided, meanwhile, the production efficiency is higher, and in addition, the rotating speed of the cutter 9 is changed by adjusting the rotating speed of the first motor 4, so that the size of the particles is more perfect.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a modified polypropylene water brace granulator, including last quick-witted case (1), lower quick-witted case (3), cutter (9) and drive roller (12), one side of lower quick-witted case (3) is equipped with discharge gate (7), one side of going up quick-witted case (1) is equipped with feed inlet (13), drive roller (12) rotationally establish in last quick-witted case (1) be close to one side of feed inlet (13), drive roller (12) upside is equipped with compression roller (11), one side of feed inlet (13) is kept away from in drive roller (12) is established in drive roller (9), cutter (9) rotationally install in last quick-witted case (1), still be equipped with stationary knife (10) between cutter (9) and drive roller (12), one end of cutter (9) is equipped with first motor (4), one end of drive roller (12) is equipped with second motor (5), its characterized in that: the fixed knife (10) and the press roll (11) are both installed on the upper case (1) in a sliding manner, an adjusting mechanism (8) for respectively adjusting the heights of the fixed knife (10) and the press roll (11) is further arranged, and a locking mechanism (2) for locking the fixed knife (10) and the press roll (11) at the current position is arranged on the adjusting mechanism (8).

2. The water stay granulator for modified polypropylene according to claim 1, wherein: the adjusting mechanism (8) comprises a double-sided rack (81), a first gear (83) and a second gear (84), wherein the first gear (83) and the second gear (84) are arranged on two sides of the double-sided rack (81), the first rack (82) is arranged on the other side of the first gear (83), the second rack (85) is arranged on the other side of the second gear (84), the first rack (82) is fixedly connected with the pressing roller (11), and the second rack (85) is fixedly connected with the fixed cutter (10).

3. The water stay granulator for modified polypropylene according to claim 1, wherein: the fixed knife (10) and the press roller (11) are both arranged on the upper case (1) through a chute.

4. The water stay granulator for modified polypropylene according to claim 1, wherein: a planetary reducer is arranged between the first motor (4) and the cutter (9), and a planetary reducer is arranged between the second motor (5) and the driving roller (12).

5. The water stay granulator for modified polypropylene according to claim 1, wherein: a branching roller (6) is arranged at the feed inlet (13).

6. The water stay granulator for modified polypropylene according to claim 2, wherein: the locking mechanism (2) comprises a mounting seat (21) and a locking bolt (22), the mounting seat (21) is fixedly connected with the upper chassis (1), and the locking bolt (22) is in threaded connection with the mounting seat (21).

7. The water stay granulator for modified polypropylene according to claim 2, wherein: the bilateral rack (81) is marked with scales.

8. A water stay granulator for modified polypropylene according to any of claims 1-7, wherein: the first motor (4) adopts a variable frequency motor.