CN210940361U

CN210940361U - Extruding machine

Info

Publication number: CN210940361U
Application number: CN201921799933.6U
Authority: CN
Inventors: 吴君华
Original assignee: Tianjin Hengtuo Technology Co ltd
Current assignee: Tianjin Hengtuo Technology Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-07-07
Anticipated expiration: 2029-10-24

Abstract

The utility model provides an extruder, which comprises a material cylinder and a mouth mold arranged at the opening of the material cylinder, wherein the mouth mold is provided with a cutting device, the cutting device comprises a supporting shaft, a driven gear, a driving gear and a wire saw, one end of the supporting shaft is fixedly arranged on the material cylinder, the other end of the supporting shaft extends to the periphery of a lantern ring sleeved outside the mouth mold, and the end part of the supporting shaft is sleeved with a rotating ring; the driven gear is meshed with the driving gear and is driven to rotate by a motor main shaft, the inner wall of the driven gear, which is positioned at the meshing position of the driven gear and the driving gear, is abutted against the outer wall of the lantern ring, and the central axis of the driven gear is superposed with the central axis of the supporting shaft; the two ends of the wire saw are fixedly connected with the driven gear and the rotating ring respectively, and the wire saw moves the outlet end of the covering surface adjacent to the die. This kind of extruder, cutting device directly set up in the bush periphery, simple structure, and convenient to use cuts the material strip through the coping saw, avoids cutting process, and cutting knife face adhesion and cutting end face department guarantee cutting effect.

Description

Extruding machine

Technical Field

The utility model relates to a material processing equipment especially relates to an extruder.

Background

The extruder is a material processing device, and the main structure is a charging barrel and a screw rod positioned in the charging barrel, in the using process, materials in the charging barrel are heated into a molten state, and are fully mixed and plasticized under the action of pressure and shearing force generated by rotation of the screw rod, and are extruded and molded through a die at the opening of a discharging barrel under the pushing of the screw rod to form continuous material strips with cross sections similar to the die, and the extruded material strips are cut and then are cooled and shaped to flow into the next process.

The texture of the extruded material strip is soft and sticky when being extruded, and the cross-sectional area is great, inconvenient cutting, and in the prior art, the cutting of material strip is generally accomplished manually, and the operative employee drags the material strip with one hand, and the other hand cuts off the material strip with the bent knife, puts down the material strip section in hand and carries out next cutting again, and the procedure is loaded down with trivial details, and the operation is inconvenient.

Disclosure of Invention

In view of this, the present invention provides an extruder to overcome the above-mentioned drawbacks in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

an extruder comprises a material cylinder and a port die arranged at an opening of the material cylinder, wherein a cutting device is arranged at the port die and comprises a supporting shaft, a driven gear, a driving gear and a wire saw, the supporting shaft is parallel to a central shaft of the material cylinder, one end of the supporting shaft is fixedly arranged on the material cylinder, the other end of the supporting shaft extends to the periphery of a lantern ring sleeved outside the port die, and a rotating ring is sleeved at the free end of the supporting shaft;

the driven gear is arranged on the periphery of the support shaft and the neck mold and is meshed with the driving gear, the driving gear is driven by a motor spindle to rotate, the inner wall of the driven gear at the meshing position of the driven gear and the neck mold is abutted against the outer wall of the lantern ring, and the central axis of the driven gear is superposed with the central axis of the support shaft;

the two ends of the wire saw are fixedly connected with the driven gear and the rotating ring respectively and are in a straightening state, and the wire saw moves the outlet end of the covering surface adjacent to the mouth mold.

Further, be equipped with the holding ring on driven gear's the inner wall, the periphery of the lantern ring is equipped with the constant head tank, holding ring and location axle phase-match, the two interlock is rotated and is connected.

Furthermore, the cross sections of the positioning ring and the positioning groove are trapezoidal.

Further, bearings are arranged between the neck mold and the lantern ring and between the supporting shaft and the rotating ring.

Further, the periphery cover of main shaft is equipped with the axle sleeve, motor and axle sleeve all pass through support fixed position.

Furthermore, the outer wall of the fretsaw is provided with threads.

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

(1) this extruder, cutting device directly set up in the bush periphery, simple structure, convenient to use.

(2) This extruder cuts the material strip through the coping saw, avoids the cutting in-process, and cutting knife face adhesion and cutting end face department guarantee cutting effect.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a cutting device of an extruder according to the present invention;

fig. 2 is a schematic structural view of a cutting device of an extruder according to the present invention;

fig. 3 is a front view of the cutting device of the extruder according to the present invention;

fig. 4 is a sectional structure view of a driven gear and a die of an extruder according to the present invention;

fig. 5 is a schematic structural view of a wire saw of an extruder according to the present invention;

fig. 6 is a schematic view of a fixing structure between the wire saw of the extruder and the driven gear according to the present invention;

fig. 7 is a schematic diagram of the position of the conveyor belt of the extruder according to the present invention.

Description of reference numerals:

1-a charging barrel; 11-die; 12-a collar; 121-positioning grooves; 13-supporting the shaft; 14-swivel; 2-a driven gear; 21-a positioning ring; 22-a locking groove; 221-winding a rod; 3, a motor; 31-a main shaft; 32-shaft sleeve; 321-a fixing frame; 33-a scaffold; 4-a drive gear; 5-wire saw; 6, supporting the table; 7-conveyor belt.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for 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", etc. 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," "second," etc. 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following examples with reference to the accompanying drawings:

the utility model provides an extruder, includes feed cylinder 1 and locates the bush 11 of 1 opening part of feed cylinder, the below of feed cylinder 1 is equipped with a supporting bench 6 for support feed cylinder 1, bush 11 department is equipped with cutting device.

The cutting device comprises a supporting shaft 13, a driven gear 2, a driving gear 4 and a wire saw 5, wherein the supporting shaft 13 is parallel to a central shaft of the charging barrel 1, one end of the supporting shaft 13 is fixedly arranged on the charging barrel 1, the other end of the supporting shaft extends to the periphery of a lantern ring 12 sleeved outside the mouth mold 11, and a rotating ring 14 is sleeved at the free end of the supporting shaft 13;

the driven gear 2 is arranged on the periphery of the support shaft 13 and the mouth mold 11 and is meshed with the driving gear 4, the driving gear 4 is driven by a main shaft 31 of the motor 3 to rotate, the inner wall of the driven gear 2 at the meshing position of the two is abutted against the outer wall of the lantern ring 12, and the central axis of the driven gear is superposed with the central axis of the support shaft 13;

be equipped with holding ring 21 on driven gear 2's the inner wall, the periphery of lantern ring 12 is equipped with constant head tank 121, holding ring 21 and location axle phase-match, the two interlock is rotated and is connected, prevents driven gear 2 slippage.

The cross sections of the positioning ring 21 and the positioning groove 121 are trapezoidal, so that the positioning ring and the positioning groove are easy to engage, and clamping is avoided.

All be equipped with locking groove 22 on driven gear 2's the inner wall and the change 14, locking groove 22 is located the removal range outside of lantern ring 12, is equipped with the winding rod 221 in the locking groove 22, the both ends of coping saw 5 are respectively through mode and the driven gear 2 of hasp and the change 14 on the winding rod 221 fixed connection of establishing, be the state of flare-outing, coping saw 5 removes the exit end that the covering surface is close to bush 11.

Bearings are arranged between the neck mold 11 and the lantern ring 12 and between the supporting shaft 13 and the rotating ring 14, so that the running resistance is reduced.

The periphery cover of main shaft 31 is equipped with axle sleeve 32, motor 3 and axle sleeve 32 all pass through support 33 fixed position, support 33 can be fixed in feed cylinder 1, support platform 6 or bottom surface etc. axle sleeve 32 makes the operation of main shaft 31 more stable.

Be equipped with the screw on the 5 outer walls of coping saw, cut and saw the material strip simultaneously, prevent to take place the adhesion between coping saw 5 and the cutting plane.

In use, the driven gear 2 drives the distal end of the wire saw 5 to move along the circumferential direction, and the rotating ring 14 fixedly connected with the wire saw 5 rotates along with the wire saw, so that the wire saw 5 intermittently sweeps across the port of the die 11 in a fan shape to cut off the strip of material extruded from the die 11.

If the material strip needs to be cut into longer material sections, a time relay can be additionally arranged on the motor 3, and the period of cutting the material strip by the wire saw 5 is controlled by controlling the starting and stopping of the motor 3.

The die 11 is provided with a conveyor belt 7 for conveying the cut material strips to the next process, and preventing the soft material strips from bending and deforming downwards after being extruded out of the die 11.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The extruder comprises a charging barrel (1) and a mouth mold (11) arranged at the opening of the charging barrel (1), and is characterized in that a cutting device is arranged at the mouth mold (11), the cutting device comprises a supporting shaft (13), a driven gear (2), a driving gear (4) and a wire saw (5), the supporting shaft (13) is parallel to the center shaft of the charging barrel (1), one end of the supporting shaft is fixedly arranged on the charging barrel (1), the other end of the supporting shaft extends to the periphery of a lantern ring (12) sleeved outside the mouth mold (11), and a rotating ring (14) is sleeved at the free end of the supporting shaft (13);

the driven gear (2) is arranged on the periphery of the supporting shaft (13) and the opening die (11) and is meshed with the driving gear (4), the driving gear (4) is driven by a main shaft (31) of the motor (3) to rotate, the inner wall of the driven gear (2) at the meshing position of the driving gear and the driving gear is abutted against the outer wall of the lantern ring (12), and the central axis of the driven gear coincides with the central axis of the supporting shaft (13);

the two ends of the wire saw (5) are fixedly connected with the driven gear (2) and the rotating ring (14) respectively and are in a straightening state, and the wire saw (5) moves the outlet end of the covering surface adjacent to the die (11).

2. An extruder as defined in claim 1, wherein: be equipped with holding ring (21) on the inner wall of driven gear (2), the periphery of lantern ring (12) is equipped with constant head tank (121), holding ring (21) and location axle phase-match, the two interlock is rotated and is connected.

3. An extruder as defined in claim 2, wherein: the cross sections of the positioning ring (21) and the positioning groove (121) are trapezoidal.

4. An extruder as defined in claim 1, wherein: and bearings are arranged between the neck mold (11) and the lantern ring (12) and between the supporting shaft (13) and the rotating ring (14).

5. An extruder as defined in claim 1, wherein: the periphery cover of main shaft (31) is equipped with axle sleeve (32), motor (3) and axle sleeve (32) all pass through support (33) fixed position.

6. An extruder as defined in claim 1, wherein: the outer wall of the wire saw (5) is provided with threads.