阅读说明：本技术 一种便于改变挤出形状的熔融塑料挤出设备用出料机构 (Discharging mechanism for molten plastic extrusion equipment convenient for changing extrusion shape ) 是由 彭南君 刘亚平 于 2020-05-26 设计创作，主要内容包括：本发明涉及挤出设备技术领域,具体为一种便于改变挤出形状的熔融塑料挤出设备用出料机构,包括出料桶,出料桶的圆周外壁且靠近左端的位置竖直向上设有进料管,出料桶的左端法兰连接有密封板,密封板外侧的中部设置有伺服电机,伺服电机输出轴的端部穿过密封板且同轴连接有导料绞龙,出料桶的右端设有锥形挤出仓,锥形挤出仓的右端设有出料管,出料管的右端活动连接有连接管,连接管的右端螺纹连接有机头模具导料管。该便于改变挤出形状的熔融塑料挤出设备用出料机构,通过连接管将机头模具导料管与出料管连通,且机头模具导料管与连接管螺纹连接,便于更换不同的机头模具,从而改变塑料产品的挤出形状。(The invention relates to the technical field of extrusion equipment, in particular to a discharging mechanism for molten plastic extrusion equipment, which is convenient for changing the extrusion shape and comprises a discharging barrel, wherein a feeding pipe is vertically and upwards arranged on the circumferential outer wall of the discharging barrel and at a position close to the left end, a sealing plate is connected to a left end flange of the discharging barrel, a servo motor is arranged in the middle of the outer side of the sealing plate, the end part of an output shaft of the servo motor penetrates through the sealing plate and is coaxially connected with a material guide auger, a conical extrusion bin is arranged at the right end of the discharging barrel, a discharging pipe is arranged at the right end of the conical extrusion bin, a connecting pipe is movably connected at the right end. This molten plastics extrusion equipment discharge mechanism convenient to change and extrude shape communicates aircraft nose mould passage and discharging pipe through the connecting pipe, and aircraft nose mould passage and connecting pipe threaded connection, is convenient for change different aircraft nose moulds to change the shape of extruding of plastics product.)

1. The utility model provides a molten plastic extrusion discharge mechanism for equipment convenient to change and extrude shape which characterized in that: comprises a discharge barrel (1) which is horizontally arranged, wherein an inlet pipe (13) is vertically and upwards arranged on the circumferential outer wall of the discharge barrel (1) and at a position close to the left end, a sealing plate (2) is connected to the left end flange of the discharge barrel (1), a supporting transverse plate (20) is horizontally arranged on the outer side of the sealing plate (2) and at a position close to the bottom, a servo motor (3) is arranged on the surface of the supporting transverse plate (20), the end part of an output shaft of the servo motor (3) penetrates through the sealing plate (2) and is coaxially connected with a material guiding auger (4), symmetrically distributed support legs (12) are vertically arranged at the bottom of the discharge barrel (1) and at positions close to the two ends, a conical extrusion bin (10) is arranged at the right end of the discharge barrel (1), a discharge pipe (11) is arranged at the right end of the conical extrusion bin (10), an annular limiting block, the utility model discloses a novel die head mould, including discharging pipe (11), the right-hand member swing joint of discharging pipe (11) has connecting pipe (6), annular spacing groove (61) have been seted up to the inner wall of connecting pipe (6) and the position that is close to the left end, internal thread (62) have been seted up to the inner wall of connecting pipe (6) and the position that is located the right-hand member, the right-hand member swing joint of connecting pipe (6) has aircraft nose mould passage (7), external screw thread (70) have been seted up to the tip of aircraft nose mould passage (7), external screw thread (70) with internal thread (62) looks adaptation, aircraft nose mould passage (7) with connecting.

2. A discharging mechanism for a molten plastic extruding apparatus facilitating a change in an extruded shape according to claim 1, wherein: the outer wall on inlet pipe (13) top is equipped with ring flange (130).

3. A discharging mechanism for a molten plastic extruding apparatus facilitating a change in an extruded shape according to claim 1, wherein: the inside of feed pipe (13) is equipped with awl heart guide block (131).

4. A discharging mechanism for a molten plastic extruding apparatus facilitating a change in an extruded shape according to claim 3, wherein: four cylindrical connecting rods (1310) arranged in an annular array are arranged on the outer wall of the conical core material guide block (131) and close to the bottom, and the end parts of the cylindrical connecting rods (1310) are welded with the inner wall of the feeding pipe (13).

5. A discharging mechanism for a molten plastic extruding apparatus facilitating a change in an extruded shape according to claim 1, wherein: annular mounting groove (14) have been seted up at the middle part of ejection of compact bucket (1) circumference outer wall, be equipped with silica gel hot plate (5) in annular mounting groove (14).

6. A discharging mechanism for a molten plastic extruding apparatus facilitating a change in an extruded shape according to claim 1, wherein: the bottom of landing leg (12) is equipped with first installation base (120), first installation base (120) are fixed with ground through rag bolt.

7. A discharging mechanism for a molten plastic extruding apparatus facilitating a change in an extruded shape according to claim 1, wherein: the outer side of the discharge pipe (11) is provided with a supporting vertical plate (8), and the end part of the discharge pipe (11) penetrates through the side surface of the supporting vertical plate (8).

8. A discharge mechanism for a molten plastic extrusion apparatus facilitating change of an extrusion shape according to claim 7, characterized in that: and a second mounting base (80) is arranged at the bottom of the supporting vertical plate (8), and the second mounting base (80) is fixed with the ground through foundation bolts.

9. A discharging mechanism for a molten plastic extruding apparatus facilitating a change in an extruded shape according to claim 1, wherein: the outer wall of the circumference of the connecting pipe (6) is provided with five hand rods (60) which are arranged in an annular array.

10. A discharging mechanism for a molten plastic extruding apparatus facilitating a change in an extruded shape according to claim 1, wherein: the shape and size of the annular limiting block (110) are matched with the shape and size of the annular limiting groove (61), and the connecting pipe (6) is rotatably connected with the discharging pipe (11).

Technical Field

The invention relates to the technical field of extrusion equipment, in particular to a discharging mechanism for molten plastic extrusion equipment, which is convenient for changing the extrusion shape.

Background

Most of plastic products are subjected to extrusion molding, plastic is melted and then extruded, and then is subjected to extrusion molding through a machine head die opening, a machine head die in the existing plastic extrusion equipment and a machine barrel of an extruder are of an integral structure and cannot be replaced, so that the extruded shape of the plastic product cannot be changed, a new extruder needs to be purchased again if plastic products with other shapes are needed, the cost is increased, and therefore, the discharging mechanism for the molten plastic extrusion equipment, which is convenient for changing the extruded shape, is provided.

Disclosure of Invention

The invention aims to provide a discharging mechanism for molten plastic extrusion equipment, which is convenient for changing the extrusion shape, so as to solve the problem that the extrusion shape of a plastic product cannot be changed because a machine head die and a machine barrel of an extruder in the existing plastic extrusion equipment are of an integral structure in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

A discharging mechanism for molten plastic extrusion equipment convenient for changing extrusion shapes comprises a horizontally arranged discharging barrel, wherein a feeding pipe is vertically and upwards arranged on the circumferential outer wall of the discharging barrel and at a position close to the left end, a sealing plate is connected to the left end of the discharging barrel in a flange mode, a supporting transverse plate is horizontally arranged on the outer side of the sealing plate and at a position close to the bottom, a servo motor is arranged on the surface of the supporting transverse plate, the end part of an output shaft of the servo motor penetrates through the sealing plate and is coaxially connected with a guide auger, symmetrically distributed support legs are vertically arranged at positions close to the two ends of the bottom of the discharging barrel, a conical extrusion bin is arranged at the right end of the discharging barrel, a discharging pipe is arranged at the right end of the conical extrusion bin, an annular limiting block is arranged on the outer wall at the right end of the discharging pipe, a connecting pipe is movably connected to the right end, the inner wall of the connecting pipe is provided with an internal thread at the position at the right end, the right end of the connecting pipe is movably connected with a head die material guide pipe, the end part of the head die material guide pipe is provided with an external thread, the external thread is matched with the internal thread, and the head die material guide pipe is in threaded connection with the connecting pipe.

Preferably, the outer wall of the top end of the feeding pipe is provided with a flange.

Preferably, a cone center material guide block is arranged inside the feeding pipe.

Preferably, four cylindrical connecting rods arranged in an annular array are arranged on the outer wall of the cone center material guiding block and close to the bottom of the cone center material guiding block, and the end parts of the cylindrical connecting rods are welded with the inner wall of the feeding pipe.

Preferably, an annular mounting groove is formed in the middle of the outer wall of the circumference of the discharging barrel, and a silica gel heating plate is arranged in the annular mounting groove.

Preferably, the bottom of the supporting leg is provided with a first mounting base, and the first mounting base is fixed with the ground through foundation bolts.

Preferably, a supporting vertical plate is arranged on the outer side of the discharge pipe, and the end of the discharge pipe penetrates through the side surface of the supporting vertical plate.

Preferably, the bottom of the supporting vertical plate is provided with a second mounting base, and the second mounting base is fixed to the ground through foundation bolts.

Preferably, the circumferential outer wall of the connecting pipe is provided with five hand rods arranged in an annular array.

Preferably, the shape and size of the annular limiting block are matched with the shape and size of the annular limiting groove, and the connecting pipe is rotatably connected with the discharging pipe.

Compared with the prior art, the invention has the beneficial effects that:

This molten plastics ejection of compact mechanism for extrusion equipment convenient to change shape of extruding, it rotates to drive the guide auger through servo motor, with molten plastics input to toper extrusion storehouse, thereby extrude the storehouse internal to the discharging pipe at the toper, through the connecting pipe with aircraft nose mould passage and discharging pipe intercommunication, and aircraft nose mould passage and connecting pipe threaded connection, be convenient for change different aircraft nose moulds, thereby change the shape of extruding of plastic products, can improve the stability of discharging pipe through supporting the riser, avoid leading to the discharging pipe to take place deformation when changing aircraft nose mould passage, can reduce the impact force of molten plastics to the guide auger through the heart of cone guide piece, can convenient to use person rotate the connecting pipe through the handle bar.

Drawings

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

FIG. 2 is a partial schematic structural view of the present invention;

FIG. 3 is a schematic view showing an assembly structure of a discharging pipe, a connecting pipe and a head die guide pipe according to the present invention.

In the figure: the discharging barrel comprises a discharging barrel 1, a conical extruding bin 10, a discharging pipe 11, an annular limiting block 110, supporting legs 12, a first mounting base 120, a feeding pipe 13, a flange plate 130, a conical core material guiding block 131, a cylindrical connecting rod 1310, an annular mounting groove 14, a sealing plate 2, a supporting transverse plate 20, a servo motor 3, a material guiding auger 4, a silica gel heating plate 5, a connecting pipe 6, a hand lever 60, an annular limiting groove 61, an internal thread 62, a handpiece mold material guiding pipe 7, an external thread 70, a supporting vertical plate 8 and a second mounting base 80.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered 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 specifically defined otherwise.

Referring to fig. 1-3, the present invention provides a technical solution:

A discharging mechanism for molten plastic extrusion equipment convenient for changing extrusion shape comprises a horizontally arranged discharging barrel 1, wherein a feeding pipe 13 is vertically and upwards arranged on the circumferential outer wall of the discharging barrel 1 and at a position close to the left end, the feeding pipe 13 is connected with a discharging port of a plastic melting processing device to enable molten plastic to enter the discharging barrel 1, a sealing plate 2 is connected to the left end of the discharging barrel 1 in a flange mode and is convenient for opening and cleaning the discharging barrel 1, a supporting transverse plate 20 is horizontally arranged on the outer side of the sealing plate 2 and at a position close to the bottom, a servo motor 3 is arranged on the surface of the supporting transverse plate 20, the end part of an output shaft of the servo motor 3 penetrates through the sealing plate 2 and is coaxially connected with a material guiding auger 4, the material guiding auger 4 is driven to rotate by the servo motor 3, so that the molten plastic is pushed to a conical extrusion bin 10, and symmetrically distributed supporting legs 12 are vertically arranged at, the right-hand member of play storage bucket 1 is equipped with toper extrusion storehouse 10, the right-hand member of toper extrusion storehouse 10 is equipped with discharging pipe 11, the outer wall of discharging pipe 11 right-hand member is equipped with annular stopper 110, discharging pipe 11's right-hand member swing joint has connecting pipe 6, annular spacing groove 61 has been seted up to the inner wall of connecting pipe 6 and the position that is close to the left end, internal thread 62 has been seted up to the inner wall of connecting pipe 6 and the position that is located the right-hand member, the right-hand member swing joint of connecting pipe 6 has aircraft nose mould passage 7, communicate discharging pipe 11 and aircraft nose mould passage 7 through connecting pipe 6, external screw thread 70 has been seted up to the tip of aircraft nose mould passage 7, external screw thread 70 and internal thread 62 looks adaptation, aircraft.

In this embodiment, the outer wall of the top end of the feeding pipe 13 is provided with a flange 130, which facilitates the connection of the feeding pipe 13.

Specifically, the feeding pipe 13 is internally provided with a cone core material guiding block 131, and the impact force of the molten plastic on the material guiding auger 4 can be reduced through the cone core material guiding block 131.

Furthermore, four cylindrical connecting rods 1310 are arranged on the outer wall of the cone core material guiding block 131 and near the bottom of the cone core material guiding block, and the end parts of the cylindrical connecting rods 1310 are welded with the inner wall of the feeding pipe 13, so that the position of the cone core material guiding block 131 is fixed.

Further, annular mounting groove 14 has been seted up at the middle part of the outer wall of ejection of compact bucket 1 circumference, is equipped with silica gel hot plate 5 in the annular mounting groove 14, heats the molten plastics in ejection of compact bucket 1, avoids the molten plastics to take place to solidify.

Further, the bottom of landing leg 12 is equipped with first installation base 120, and first installation base 120 is fixed with ground through rag bolt, fixes landing leg 12 to with the fixed position of blown down tank 1.

Furthermore, the outer side of the discharge pipe 11 is provided with a supporting vertical plate 8, the end part of the discharge pipe 11 penetrates through the side surface of the supporting vertical plate 8, and the supporting vertical plate 8 plays a role in supporting and limiting the discharge pipe 11.

Further, the bottom of supporting the riser 8 is equipped with second installation base 80, and second installation base 80 also is fixed with ground through rag bolt, will support the rigidity of riser 8, can improve the stability of discharging pipe 11, avoids leading to discharging pipe 11 to take place deformation when changing aircraft nose mould passage 7.

Further, the outer circumferential wall of the connection tube 6 is provided with five hand levers 60 arranged in a circular array, which is convenient for a user to rotate the connection tube 6.

In addition, the shape and size of the annular limiting block 110 are matched with the shape and size of the annular limiting groove 61, the connecting pipe 6 is rotatably connected with the discharging pipe 11, and when the connecting pipe 6 is rotated, the position of the discharging pipe 11 is fixed, so that the discharging pipe 11 is prevented from being damaged by external force.

When the discharging mechanism for the molten plastic extruding equipment convenient for changing the extruding shape is used, a user communicates a feeding pipe 13 with a discharging hole of a plastic melting device, then a servo motor 3 is connected with an external power supply to enable the servo motor to work, the molten plastic enters a discharging barrel 1 through the feeding pipe 13, under the action of a cone center material guide block 131, the impact force of the molten plastic on a material guide packing auger 4 can be reduced, under the action of the servo motor 3, the molten plastic is pushed into a cone-shaped extruding bin 10 by the material guide packing auger 4 to form extrusion in the cone-shaped extruding bin 10, enters a material guide pipe 7 of a machine head mold from a discharging pipe 11, and finally is extruded and molded through the machine head mold; when a user needs to change the shape of a plastic product, the user rotates the connecting pipe 6 through the hand lever 60 to detach the head die material guiding pipe 7 from the right end of the connecting pipe 6, and then connects the head die material guiding pipe 7 of another head die with the connecting pipe 6 through threads.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.