CN214111039U - Machine head granulating device for screw extruder - Google Patents

Abstract

The utility model discloses a aircraft nose prilling granulator for screw extruder, including operation platform, the last driving motor that is equipped with of operation platform, the shaft coupling right side is equipped with the screw connector, screw connector right side is equipped with the screw machine, screw machine right-hand member aircraft nose department connects and is equipped with the forming tube, the forming tube right side is connected and is equipped with the mould dish, the mould dish is equipped with and is used for sealed snap ring with the forming tube cover, mould dish right side is equipped with the mould axle, the epaxial cover of mould is equipped with rotary cutter, rotary cutter passes the cutter frame and is equipped with the gear, the gear passes through the buncher drive, both sides are equipped with cutter dish respectively about the rotary cutter, be equipped with the blade on the cutter dish, both ends are passed through the spring and are connected with the thimble about the blade, be equipped with the via hole between the spring. Has the advantages that: the conical die disc shunts the material and guides the material into the die hole, the rotating cutter is favorable for cutting off the material at the die hole, and the rotating speed of the speed regulating motor is adjusted to control the size of product particles.

Description

Machine head granulating device for screw extruder

Technical Field

The utility model relates to a screw extruder technical field specifically indicates a aircraft nose prilling granulator for screw extruder.

Background

At present, with the increasing demand of people for plastic products, a single-screw plastic extruder is used for preparing various plastic particles, is suitable for blending various plastics, and improves various properties of the plastics by modifying and granulating, so the single-screw plastic extruder is favored by manufacturers more and more. The single-screw plastic extruder is mainly used for extruding soft and hard polyvinyl chloride, polyethylene and other thermoplastic plastics, and can be used for processing various plastic products and carrying out melting granulation. The single-screw plastic extruder has the characteristics of advanced design, high quality, good plasticization, low energy consumption, low noise, stable operation, large bearing capacity, long service life and the like. The existing granulating devices of single-screw plastic extruders are all used for manufacturing particles with fixed sizes, and the particle sizes and the shapes are fixed and are not easy to adjust, so that a machine head granulating device for a screw extruder needs to be researched to solve the problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a simple structure, the practicality is strong, and the big or small shape of granulation is adjustable, easy dismounting, a aircraft nose prilling granulator for screw extruder that excellent in use effect.

In order to solve the technical problem, the utility model provides a technical scheme does: a machine head granulating device for a screw extruder comprises an operating platform, wherein a driving motor is arranged on the operating platform, the right side of the driving motor is connected with a coupler, the right side of the coupler is provided with a screw connector, the right side of the screw connector is provided with a screw machine, the head of the right end of the screw machine is connected with a forming pipe, the right side of the forming pipe is connected with a mould disc, the mould disc and the forming pipe are sleeved with a snap ring for sealing, the left side of the mould disc protrudes into the forming pipe to form a cone, the right side of the mould disc is provided with a mould shaft, a rotary cutter is sleeved on the mould shaft, the rotary cutter penetrates through the cutter frame and is provided with a gear, the gear is driven by a speed regulating motor, cutter discs are respectively arranged on the upper side and the lower side of the rotary cutter, the cutter disc is provided with a blade, the upper end and the lower end of the blade are connected with the ejector pin through springs, and through holes are formed between the springs.

Further, the cutter frame is arranged on the operating platform, and the cutter frame is connected with the rotary cutter through a bearing.

Further, a tool bit bearing is arranged between the die shaft and the rotary cutter, and a tool bit fixing nut is arranged at the right end of the die shaft.

Furthermore, the die disc is provided with a die hole.

Furthermore, the clamping ring is composed of two opposite clamping blocks, and the clamping blocks are connected through bolts.

Furthermore, a sliding platform is arranged below the speed regulating motor, the sliding platform slides along the operating platform, and a fixing bolt is arranged on the sliding platform.

Furthermore, a graphite sealing gasket is arranged between the forming pipe and the screw machine, and the forming pipe is connected with the screw machine through a bolt.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses aircraft nose prilling granulator is equipped with conical mould dish, has the effect of reposition of redundant personnel and extrudes in the material water conservancy diversion income model hole, is equipped with rotatory cutter, is favorable to cutting off the product that forms the needs with the material that model hole department extrudes, and the rotational speed through adjustment buncher is favorable to controlling the size of the product granule that forms, and simultaneously, buncher passes through sliding platform and removes, dismantlement when being convenient for maintain.

Drawings

Fig. 1 is a schematic structural diagram of a machine head granulating device for a screw extruder of the present invention.

Fig. 2 is an enlarged schematic view of the blade of the head granulating device for the screw extruder of the present invention.

Fig. 3 is a schematic vertical cross-sectional view of a die disc of a head pelletizing device for a screw extruder of the present invention.

As shown in the figure: 1. the device comprises an operation platform, 2, a driving motor, 3, a coupler, 4, a screw connector, 5, a screw machine, 6, a forming pipe, 7, a die disc, 8, a clamping ring, 9, a die shaft, 10, a rotary cutter, 11, a gear, 12, a speed regulating motor, 13, a cutter disc, 14, a blade, 15, a spring, 16, an ejector pin, 17, a through hole, 18, a cutter head bearing, 19, a fixing nut, 20, a die hole, 21, a clamping block, 22, a sliding platform, 23, a fixing bolt, 24 and a graphite sealing gasket.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The utility model provides a aircraft nose prilling granulator for screw extruder, includes operation platform 1, be equipped with driving motor 2 on operation platform 1, the connection of 2 right sides of driving motor is equipped with shaft coupling 3, 3 right sides of shaft coupling are equipped with screw connector 4, 4 right sides of screw connector are equipped with screw machine 5, the connection of 5 right-hand member aircraft noses departments of screw machine is equipped with forming tube 6, the connection of 6 right sides of forming tube is equipped with mould dish 7, mould dish 7 is equipped with 6 covers of forming tube and is used for sealed snap ring 8, snap ring 8 comprises two relative fixture blocks 21, pass through bolted connection between the fixture block 21. The mould dish 7 left side is protruding to be stretched into and to form the cone in the forming tube 6, and the right side is equipped with mould axle 9, the cover is equipped with rotary cutter 10 on the mould axle 9, rotary cutter 10 passes cutter frame and is equipped with gear 11, gear 11 passes through the drive of buncher 12, both sides are equipped with cutter dish 13 respectively about rotary cutter 10, be equipped with blade 14 on the cutter dish 13, both ends are passed through spring 15 and are connected with thimble 16 about the blade 14, be equipped with via hole 17 between the spring 15.

The cutter frame is arranged on the operating platform 1, and the cutter frame is connected with the rotary cutter 10 through a bearing. A tool bit bearing 18 is arranged between the die shaft 9 and the rotary cutter 10, and a tool bit fixing nut 19 is arranged at the right end of the die shaft 9. The mould disc 7 is provided with a mould hole 20.

A sliding platform 22 is arranged below the speed regulating motor 12, the sliding platform 22 slides along the operating platform 1, and a fixing bolt 23 is arranged on the sliding platform 22. A graphite sealing gasket 24 is arranged between the forming pipe 6 and the screw machine 5, and the forming pipe 6 is connected with the screw machine 5 through bolts.

Example (b): according to the general situation, the driving motor 2 is used for driving the screw machine 5 to operate, the screw machine 5 is fed and then is internally extruded and mixed to enter the forming pipe 6 at the right end, the forming pipe 6 is connected with the screw machine 5 through the graphite sealing gasket 24, so that the connection is good, the graphite gasket is high-temperature resistant and does not deform, the using effect is good, the left side of the mold disk 7 is provided with a cone and extends into the forming pipe 6 to play a role in guiding, the material in the forming pipe 6 is guided to enter the mold hole 20, and the rotary cutter 10 arranged at the right side of the mold disk 7 can cut off the material extruded from the mold hole 20 to form a product shape with a required size; further, if rotary cutter 10 is closely laminated with mould dish 7 and must forms the friction, be unfavorable for the practicality of machine, in this embodiment, rotary cutter 10 has little clearance with the grinding apparatus dish interval, and the grinding apparatus dish is hugged closely through the effect of spring 15 to blade 14 and is removed, and the design has not only reduced the friction and the shearing effect is better simultaneously, and thimble 16 has the effect that blade 14 drops when preventing to dismantle.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (7)

1. A head granulator device for screw extruders, comprising an operating platform (1), characterized in that: the automatic sealing device is characterized in that a driving motor (2) is arranged on the operating platform (1), a shaft coupler (3) is connected to the right side of the driving motor (2), a screw connector (4) is arranged on the right side of the shaft coupler (3), a screw machine (5) is arranged on the right side of the screw connector (4), a forming tube (6) is connected to the head of the right end of the screw machine (5), a mold disc (7) is connected to the right side of the forming tube (6), a clamping ring (8) for sealing is sleeved on the mold disc (7) and the forming tube (6), a bulge on the left side of the mold disc (7) extends into the forming tube (6) to form a cone, a mold shaft (9) is arranged on the right side, a rotary cutter (10) is sleeved on the mold shaft (9), the rotary cutter (10) penetrates through a cutter holder and is provided with a gear (11), and the gear (11) is driven by a speed regulating motor (12), the rotary cutting knife is characterized in that cutting knife discs (13) are respectively arranged on the upper side and the lower side of the rotary cutting knife (10), blades (14) are arranged on the cutting knife discs (13), the upper ends and the lower ends of the blades (14) are connected with ejector pins (16) through springs (15), and through holes (17) are formed between the springs (15).

2. The head pelletizing device for screw extruders of claim 1, characterized in that: the cutting knife rest is arranged on the operating platform (1), and the cutting knife rest is connected with the rotary cutting knife (10) through a bearing.

3. The head pelletizing device for screw extruders of claim 2, characterized in that: a tool bit bearing (18) is arranged between the die shaft (9) and the rotary cutter (10), and a tool bit fixing nut (19) is arranged at the right end of the die shaft (9).

4. The head pelletizing device for screw extruders of claim 3, characterized in that: and the mould disc (7) is provided with a mould hole (20).

5. The head pelletizing device for screw extruders of claim 1, characterized in that: the clamping ring (8) is composed of two opposite clamping blocks (21), and the clamping blocks (21) are connected through bolts.

6. The head pelletizing device for screw extruders of claim 1, characterized in that: a sliding platform (22) is arranged below the speed regulating motor (12), the sliding platform (22) slides along the operating platform (1), and a fixing bolt (23) is arranged on the sliding platform (22).

7. The head pelletizing device for screw extruders of claim 1, characterized in that: and a graphite sealing gasket (24) is arranged between the forming pipe (6) and the screw machine (5), and the forming pipe (6) is connected with the screw machine (5) through a bolt.

Images