CN210832884U

CN210832884U - Drying and cooling mechanism of double-screw granulator

Info

Publication number: CN210832884U
Application number: CN201921363081.6U
Authority: CN
Inventors: 李勋
Original assignee: Hangzhou Lin'an Leili Plastic Co ltd
Current assignee: Hangzhou Lin'an Leili Plastic Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-06-23
Anticipated expiration: 2029-08-21

Abstract

The utility model relates to the technical field of twin-screw granulator, in particular to a drying and cooling mechanism of a twin-screw granulator, which comprises a base, wherein a first driving motor is fixedly arranged on the top wall of the left end of the base, a speed reducer is fixedly and rotatably connected with the right output end of the first driving motor, a frame is welded on the top wall of the base close to the right side of the speed reducer, a heightening frame is welded on the top wall of the frame, a positioning frame is fixedly welded on the top end of the outer wall of the right side of the heightening frame, a second driving motor is arranged in the middle of the positioning frame, the right output end of the second driving motor is rotatably connected with a rotating rod through a coupler, a plurality of stirring rods are fixedly connected on the outer wall of the circumference of the rotating rod, a pretreatment box is fixedly connected on the right end of the positioning frame, an inlet pipe, the whole structure design is scientific and reasonable, the drying and cooling treatment effect is better, and the functional practicability is stronger.

Description

Drying and cooling mechanism of double-screw granulator

Technical Field

The utility model relates to a double screw granulator technical field specifically is a drying and cooling mechanism of double screw granulator.

Background

The double-screw granulator is mainly used for filling, blending, modifying, increasing and chlorinating rubber and engineering resin and processing polypropylene and super absorbent resin.

Twin-screw granulator adds man-hour to the raw materials, if raw materials itself has wet, can seriously influence off-the-shelf quality problem, however, current twin-screw granulator's feeding structure is too simple, lacks corresponding dry cooling mechanism, and functional practicality is lower relatively. Therefore, a drying and cooling mechanism of a twin-screw granulator is needed to solve the defects in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double screw granulator's dry cooling body to solve the problem that proposes in the above-mentioned background art.

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

a drying and cooling mechanism of a double-screw granulator comprises a base, wherein a first driving motor is fixedly installed on the top wall of the left end of the base, a speed reducer is fixedly and rotatably connected to the right output end of the first driving motor, a rack is welded on the top wall of the base, close to the right side of the speed reducer, a height increasing frame is welded on the top wall of the rack, a positioning frame is fixedly welded on the top end of the right outer wall of the height increasing frame, a second driving motor is installed in the middle of the positioning frame, the right output end of the second driving motor is rotatably connected with a rotating rod through a coupler, a plurality of stirring rods are fixedly connected to the circumferential outer wall of the rotating rod, a pretreatment box is fixedly connected to the right end of the positioning frame, an inlet pipe is fixedly arranged in the middle of the top wall of the pretreatment box, suction fans are fixedly installed at both ends, the improved air conditioner is characterized in that a drying cooling cavity is arranged inside the pretreatment box, air suction covers are fixedly connected to two ends of the top wall of the drying cooling cavity, an air heater is installed at the bottom end of the outer wall of the right side of the pretreatment box, a connecting pipe is fixedly connected to an air outlet port in the left side of the air heater, the end portion of the left end of the connecting pipe penetrates through an air guide pipe fixedly connected to the inside of the drying cooling cavity, a plurality of air holes are fixedly formed in the outer wall of the air guide pipe, a baffle is clamped to the upper portion, close to the air guide pipe, of the inner wall of the right side of the drying cooling cavity, a PLC control panel is installed on the top end of the outer wall in the front side of the rack.

Preferably, the right output end of the second driving motor penetrates into the drying and cooling cavity and then is rotatably connected with the rotating rod, and the model of the second driving motor is SM80-013-30 LFB.

Preferably, the bottom air suction opening of the suction fan penetrates through the top wall of the pretreatment tank and then is communicated with the air suction cover, and the type of the suction fan is GZI-4.

Preferably, the air guide pipe is installed at the bottom end of the right side of the drying and cooling cavity through a connecting pipe, and the type of the hot air blower is SHY-DR-1220-XH-801.

Preferably, the PLC control panel is electrically connected to the first driving motor, the speed reducer, the second driving motor, the suction fan and the air heater.

Preferably, the top port of the feed hopper is communicated with the bottom port of the pretreatment tank through a connecting valve.

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

1. the utility model discloses in, the interior outer spatial structure of preliminary treatment case through setting up is comparatively scientific and reasonable to cooperation PLC control panel uses, and increases and put up and install fixedly, makes this double screw granulator increase in functional structure more scientific.

2. The utility model discloses in, through the PLC control panel electric connection who sets up in second driving motor, suction fan, air heater to and above-mentioned functional structure has played the effect of the dry cooling treatment to the raw materials jointly, and it is comparatively convenient to control the use, possesses the structural design of pertinence.

3. The utility model discloses in, overall structure through setting up is comparatively scientific and reasonable, through structural improvement and innovation, has effectively solved some weak points that exist among the prior art to holistic principle is comparatively simple, and the function easily realizes, has certain use value and spreading value.

Drawings

FIG. 1 is a front sectional view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the structure of the pretreatment tank of the present invention;

FIG. 3 is a top view of the structure of FIG. 2;

fig. 4 is an enlarged view of the structure of the portion a in fig. 2.

In the figure: 1-base, 2-first driving motor, 3-speed reducer, 4-frame, 5-heightening frame, 6-positioning frame, 7-second driving motor, 8-rotating rod, 9-stirring rod, 10-pretreatment box, 11-feeding pipe, 12-suction fan, 13-radiating hole, 14-drying cooling cavity, 15-suction hood, 16-hot air blower, 17-connecting pipe, 18-air guide pipe, 19-air hole, 20-baffle, 21-PLC control panel, 22-machine shell and 23-feeding hopper.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a drying and cooling mechanism of a double-screw granulator comprises a base 1, wherein a first driving motor 2 is fixedly installed on the top wall of the left end of the base 1, a speed reducer 3 is fixedly and rotatably connected to the right output end of the first driving motor 2, a frame 4 is welded on the top wall of the base 1 close to the right side of the speed reducer 3, a height increasing frame 5 is welded on the top wall of the frame 4, a positioning frame 6 is fixedly welded on the top end of the right outer wall of the height increasing frame 5, a second driving motor 7 is installed in the middle of the positioning frame 6, the right output end of the second driving motor 7 is rotatably connected with a rotating rod 8 through a coupler, a plurality of stirring rods 9 are fixedly connected on the circumferential outer wall of the rotating rod 8, a pretreatment box 10 is fixedly connected at the right end of the positioning frame 6, the inner and outer space structure passing through the pretreatment box 10, the double-screw granulator is more scientific in functional structure increase, the feeding pipe 11 is fixedly arranged in the middle of the top wall of the pretreatment box 10, the suction fans 12 are fixedly arranged at two ends of the top wall of the pretreatment box 10, the heat dissipation holes 13 are fixedly formed in the top wall of the pretreatment box 10, the drying and cooling cavity 14 is arranged in the pretreatment box 10, the suction hoods 15 are fixedly connected at two ends of the top wall of the drying and cooling cavity 14, the hot air fan 16 is arranged at the bottom end of the outer wall of the right side of the pretreatment box 10 and is electrically connected with the second driving motor 7, the suction fans 12 and the hot air fan 16 through the PLC control panel 21, the functional structures jointly play a role in drying and cooling treatment of raw materials, the control and use are more convenient, the double-screw granulator is provided with a targeted structural design, the connecting pipe 17 is fixedly connected with the left air outlet port of the hot air fan 16, and the air guide pipe 18 is fixedly connected after the, a plurality of wind holes 19 have been seted up to the outer wall of guide duct 18 fixed, the top joint that dry cooling chamber 14 right side inner wall is close to guide duct 18 has baffle 20, the embedded PLC control panel 21 of installing in front outer wall top of frame 4, the right side outer wall bottom fixedly connected with casing 22 of frame 4, the left side roof opening threaded connection of casing 22 has feeder hopper 23, it is comparatively scientific and reasonable through overall structure, through structural improvement and innovation, some deficiencies that exist among the prior art have effectively been solved, and holistic principle is comparatively simple, the function is easily realized, certain use value and spreading value have.

The utility model discloses the theory of operation: when in use, the raw material is added into the drying and cooling cavity 14 through the feeding pipe 11, then the PLC control panel 21 controls the second driving motor 7, the suction fan 12 and the hot air fan 16 to be opened, the hot air fan 16 conducts hot air to the connecting pipe 17 and the air guide pipe 18, then the air hole 19 arranged on the outer wall of the air guide pipe 18 diffuses into the drying and cooling cavity 14, meanwhile, the air suction end at the bottom of the suction fan 12 is communicated with the suction hood 15 to absorb and discharge damp air in the drying and cooling cavity 14, and the output end at the right side of the second driving motor 7 drives the rotating rod 8 and the stirring rod 9 to synchronously rotate through the coupler when the suction fan 12 and the hot air fan 16 carry out air exchange, drying and cooling, so that the raw material in the drying and cooling cavity 14 is stirred through the stirring rod 9, the contact surface between the raw material and the dry and hot air is further increased, and the discharge of the damp air is accelerated, the drying and cooling treatment work of the raw materials of the double-screw granulator is completed through the functional structure.

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 drying and cooling mechanism of twin-screw granulator, includes base (1), its characterized in that: the left end top wall of the base (1) is fixedly provided with a first driving motor (2), the right side output end of the first driving motor (2) is fixedly connected with a speed reducer (3) in a rotating mode, the right side of the top wall of the base (1) close to the speed reducer (3) is welded with a rack (4), the top wall of the rack (4) is welded with an heightening frame (5), the right side outer wall top end of the heightening frame (5) is fixedly welded with a positioning frame (6), the middle of the positioning frame (6) is provided with a second driving motor (7), the right side output end of the second driving motor (7) is connected with a rotating rod (8) in a rotating mode through a coupler, the circumference outer wall of the rotating rod (8) is fixedly connected with a plurality of stirring rods (9), the right end of the positioning frame (6) is fixedly connected with a pre-treatment box (10), the top wall, the device comprises a pretreatment box (10), wherein suction fans (12) are fixedly installed at two ends of the top wall of the pretreatment box (10), a plurality of heat dissipation holes (13) are fixedly formed in the top wall of the pretreatment box (10), a drying cooling cavity (14) is arranged inside the pretreatment box (10), suction hoods (15) are fixedly connected at two ends of the top wall of the drying cooling cavity (14), a hot air fan (16) is installed at the bottom end of the outer wall of the right side of the pretreatment box (10), a connecting pipe (17) is fixedly connected to a left air outlet port of the hot air fan (16), an air guide pipe (18) is fixedly connected to the end portion of the left end of the connecting pipe (17) after penetrating into the drying cooling cavity (14), a plurality of air holes (19) are fixedly formed in the outer wall of the air guide pipe (18), a baffle (20) is clamped above the inner wall of the right side of the drying cooling cavity (14) close to the air guide pipe (18), and a PLC, the right side outer wall bottom fixedly connected with casing (22) of frame (4), the left side roof opening threaded connection of casing (22) has feeder hopper (23).

2. The drying and cooling mechanism of the twin-screw granulator according to claim 1, wherein: the right output end of the second driving motor (7) penetrates into the drying and cooling cavity (14) and then is connected with the rotating rod (8) in a rotating mode, and the type of the second driving motor (7) is SM80-013-30 LFB.

3. The drying and cooling mechanism of the twin-screw granulator according to claim 1, wherein: the bottom air suction opening of the suction fan (12) penetrates through the top wall of the pretreatment box (10) and then is communicated with the air suction cover (15), and the model of the suction fan (12) is GZI-4.

4. The drying and cooling mechanism of the twin-screw granulator according to claim 1, wherein: the air guide pipe (18) is arranged at the bottom end of the right side of the drying and cooling cavity (14) through a connecting pipe (17), and the model of the hot air blower (16) is SHY-DR-1220-XH-801.

5. The drying and cooling mechanism of the twin-screw granulator according to claim 1, wherein: the PLC control panel (21) is electrically connected to the first driving motor (2), the speed reducer (3), the second driving motor (7), the suction fan (12) and the air heater (16).

6. The drying and cooling mechanism of the twin-screw granulator according to claim 1, wherein: the top port of feed hopper (23) is communicated with the bottom port of pretreatment tank (10) through a connecting valve.