阅读说明：本技术 颗粒物料预熔式挤出机 (Granular material pre-melting type extruder ) 是由 孙云浩 于 2018-07-12 设计创作，主要内容包括：颗粒物料预熔式挤出机,属于塑料加工设备领域。其特征在于包括颗粒料储料仓、振动筛式导料机构、物料仓、螺旋挤出器,所述颗粒料储料仓通过振动筛式导料机构连接物料仓,所述物料仓衔接螺旋挤出器；物料仓包括熔料仓和三条以上的料管；料管上方设置进料口,料管的下方设置出料口；各个料管平行设置,在料管的出料口处设置出料阀,在料管的进料口处设置智能顶料装置。本发明所述的颗粒物料预熔式挤出机能够根据不同物料的特质对物料在挤出前进行预加热和过滤,提高注塑品的成型质量。(A granular material pre-melting type extruder belongs to the field of plastic processing equipment. The device is characterized by comprising a particle material storage bin, a vibrating screen type material guide mechanism, a material bin and a spiral extruder, wherein the particle material storage bin is connected with the material bin through the vibrating screen type material guide mechanism, and the material bin is connected with the spiral extruder; the material bin comprises a melting bin and more than three material tubes; a feed inlet is arranged above the material pipe, and a discharge outlet is arranged below the material pipe; each material pipe parallel arrangement sets up the bleeder valve in the discharge gate department of material pipe, sets up intelligent liftout device in the feed gate department of material pipe. The granular material pre-melting type extruder can pre-heat and filter materials before extrusion according to the characteristics of different materials, so that the molding quality of injection molding products is improved.)

1. The granular material premelting type extruder is characterized by comprising a granular material storage bin, a vibrating screen type material guide mechanism, a material bin and a spiral extruder, wherein the granular material storage bin is connected with the material bin through the vibrating screen type material guide mechanism, and the material bin is connected with the spiral extruder;

the material bin comprises a melting bin and more than three material tubes; a feed inlet is arranged above the material pipe, and a discharge outlet is arranged below the material pipe; the material pipes are arranged in parallel, a discharge valve is arranged at a discharge port of each material pipe, and an intelligent material ejecting device is arranged at a feed port of each material pipe;

the intelligent material ejecting and loading box comprises an ejection rod; the discharging ejector rod is inserted into the material pipe, the bottom surface of the discharging ejector rod is connected with the inner wall of the material pipe, and the inner wall of the material pipe is provided with a sliding groove; the bottom surface of the discharging ejector rod is provided with a slide bar; the slide bar moves along the slide rail; one end of the discharging ejector rod is arranged at the feeding hole of the material pipe in advance, and the other end of the discharging ejector rod is arranged at the discharging hole of the material pipe in advance.

2. The particulate material premelting extruder of claim 1, wherein: the particle material storage bin is internally provided with particle materials, the bottom of the particle material storage bin is provided with a flexible discharging hose, and the flexible discharging hose is connected with a feeding hole of the vibrating screen type material guide mechanism; shale shaker formula guide mechanism includes disc material sieve, set up sieve material mesh on the material sieve, set up circular holding tray in the lower part of material sieve, link up spiral guide track on holding tray's the tangential direction, the bottom of holding tray sets up vibrating motor, vibrating motor passes through vibrating spring and connects the vibrating mass, the vibrating mass is oval, and vibrating motor can drive the vibrating mass and beat the vibration and hold the tray.

3. The particulate material premelting extruder of claim 1, wherein: a preheating and solidification prevention device is arranged at a discharge port of the material pipe, the discharge port comprises a discharge pipe provided with a hollow interlayer, the inner wall of the hollow interlayer is a heat-conducting ceramic pipe, and the outer wall of the hollow interlayer is a heat-insulating ceramic pipe; the preheating and coagulation device comprises a heating resistance wire and a temperature sensor, the heating resistance wire is arranged in the hollow interlayer, the temperature sensor is arranged in the discharging pipe, and the temperature sensor is connected with a switching device of the heating resistance wire through a signal emitter.

4. The particulate material premelting extruder of claim 3, wherein: set up material filter equipment in the discharge gate, material filter equipment includes three-layer filtering net and filter screen exchange mechanism, the three-layer filtering net includes inlayer dictyosome, middle level dictyosome and outer dictyosome, the mesh aperture of inlayer dictyosome, middle level dictyosome and outer dictyosome reduces in proper order and installs in discharge gate department through the pivot, filter screen exchange mechanism can the independent control three-layer filtering net cover or keep away from the discharge gate.

5. The particulate material premelting extruder of claim 4, wherein: the diameter of the meshes of the inner net body is 2-3 mm.

6. The particulate material premelting extruder of claim 5, wherein: the diameter of the mesh of the middle layer mesh body is 1-1.5 mm.

7. The particulate material premelting extruder of claim 6, wherein: the diameter of the mesh of the outer layer net body is 0.5-0.8 mm.

8. The particulate material premelting extruder of claim 7, wherein: the filter screen exchange mechanism comprises three electric telescopic rods, wherein the poking handles are arranged on the inner and middle outer net bodies, the fixed ends of the three electric telescopic rods are installed on the frame, and the telescopic ends of the three electric telescopic rods are hinged with the poking handles of the inner and middle outer net bodies.

Technical Field

The invention belongs to the field of plastic processing equipment, and particularly relates to a granular material pre-melting type extruder.

Background

In the plastic extrusion molding equipment, the plastic extruder is generally called a main machine, and the subsequent equipment matched with the plastic extruder is called an auxiliary machine. After the development of the plastic extruder for more than 100 years, multiple types of machines such as double screws and multi-screws are derived from the original single screw. With the progress and improvement of industrial production processes, plastic extrusion equipment for granular materials is increasingly concerned by the industry, and various manufacturers respectively explore and research as novel equipment of the industry. In addition, various granule materials not only distinguish that the colour is different, and respective granularity and consistency all distinguish moreover, need preheat alone when extruding and then filter the large granule material wherein through the filter screen, when avoiding mixedly extruding, cause injection molding texture coarse in getting into the mould, influence the shaping quality. The inventor combines the working experience of oneself, has designed a plastics extruder, can preheat and filter the material before extruding according to the speciality of different materials, improves the shaping quality of injection molding.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a granular material pre-melting type extruder, which can pre-heat and filter materials before extrusion according to the characteristics of different materials, and improve the molding quality of injection molding products.

In order to solve the technical problems, the technical scheme of the invention is as follows: the granular material premelting type extruder is characterized by comprising a granular material storage bin, a vibrating screen type material guide mechanism, a material bin and a spiral extruder, wherein the granular material storage bin is connected with the material bin through the vibrating screen type material guide mechanism, and the material bin is connected with the spiral extruder;

the material bin comprises a melting bin and more than three material tubes; a feed inlet is arranged above the material pipe, and a discharge outlet is arranged below the material pipe; the material pipes are arranged in parallel, a discharge valve is arranged at a discharge port of each material pipe, and an intelligent material ejecting device is arranged at a feed port of each material pipe;

the intelligent material ejecting and loading box comprises an ejection rod; the discharging ejector rod is inserted into the material pipe, the bottom surface of the discharging ejector rod is connected with the inner wall of the material pipe, and the inner wall of the material pipe is provided with a sliding groove; the bottom surface of the discharging ejector rod is provided with a slide bar; the slide bar moves along the slide rail; one end of the discharging ejector rod is arranged at the feeding hole of the material pipe in advance, and the other end of the discharging ejector rod is arranged at the discharging hole of the material pipe in advance.

The particle material storage bin is internally provided with particle materials, the bottom of the particle material storage bin is provided with a flexible discharging hose, and the flexible discharging hose is connected with a feeding hole of the vibrating screen type material guide mechanism; shale shaker formula guide mechanism includes disc material sieve, set up sieve material mesh on the material sieve, set up circular holding tray in the lower part of material sieve, link up spiral guide track on holding tray's the tangential direction, the bottom of holding tray sets up vibrating motor, vibrating motor passes through vibrating spring and connects the vibrating mass, the vibrating mass is oval, and vibrating motor can drive the vibrating mass and beat the vibration and hold the tray.

A preheating and solidification prevention device is arranged at a discharge port of the material pipe, the discharge port comprises a discharge pipe provided with a hollow interlayer, the inner wall of the hollow interlayer is a heat-conducting ceramic pipe, and the outer wall of the hollow interlayer is a heat-insulating ceramic pipe; the preheating and coagulation device comprises a heating resistance wire and a temperature sensor, the heating resistance wire is arranged in the hollow interlayer, the temperature sensor is arranged in the discharging pipe, and the temperature sensor is connected with a switching device of the heating resistance wire through a signal emitter.

Set up material filter equipment in the discharge gate, material filter equipment includes three-layer filtering net and filter screen exchange mechanism, the three-layer filtering net includes inlayer dictyosome, middle level dictyosome and outer dictyosome, the mesh aperture of inlayer dictyosome, middle level dictyosome and outer dictyosome reduces in proper order and installs in discharge gate department through the pivot, filter screen exchange mechanism can the independent control three-layer filtering net cover or keep away from the discharge gate.

The diameter of the meshes of the inner net body is 2-3 mm.

The diameter of the mesh of the middle layer mesh body is 1-1.5 mm.

The diameter of the mesh of the outer layer net body is 0.5-0.8 mm.

The filter screen exchange mechanism comprises three electric telescopic rods, wherein the poking handles are arranged on the inner and middle outer net bodies, the fixed ends of the three electric telescopic rods are installed on the frame, and the telescopic ends of the three electric telescopic rods are hinged with the poking handles of the inner and middle outer net bodies.

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

1. the granular material pre-melting type extruder can pre-heat and filter materials before extrusion according to the characteristics of different materials, so that the molding quality of injection molding products is improved.

2. The device is provided with a material distributing device, and the material distributing device realizes vibration discharging of the device in operation through elastic connection and vibration connection which are respectively arranged on two sides of the material distributing roller. Wherein the realization of vibration source is accomplished through tensile belt and vibrating motor, and elastic connection is realized through the upper support spring and the lower support spring that the opposite side set up to the elastic buffer connection, prevents the mechanical damage that rigid connection brought.

3. In the invention, the air blowing port is arranged at the extrusion port of the extruder, so that the quick drying and shaping of the product are realized. Meanwhile, an angle regulator is added to realize the regulation of the air outlet angle and avoid the damage of the extrusion molded plastic product caused by too large local air volume; the wind shield can be adjusted in angle along with different product requirements, so that the wind shield can best adapt to the production requirements of products. In order to observe and adjust the angle position of the wind shield quickly and conveniently, the adjusting device is provided with the electrode contact, so that the electrode contact can be visually displayed through the signal lamp according to different angles and different resistances in contact.

Detailed Description

The granular material premelting type extruder comprises a granular material storage bin, a vibrating screen type material guide mechanism, a material bin and a spiral extruder, wherein the granular material storage bin is connected with the material bin through the vibrating screen type material guide mechanism, and the material bin is connected with the spiral extruder;

the material bin comprises a melting bin and more than three material tubes; a feed inlet is arranged above the material pipe, and a discharge outlet is arranged below the material pipe; the material pipes are arranged in parallel, a discharge valve is arranged at a discharge port of each material pipe, and an intelligent material ejecting device is arranged at a feed port of each material pipe;

the intelligent material ejecting and loading box comprises an ejection rod; the discharging ejector rod is inserted into the material pipe, the bottom surface of the discharging ejector rod is connected with the inner wall of the material pipe, and the inner wall of the material pipe is provided with a sliding groove; the bottom surface of the discharging ejector rod is provided with a slide bar; the slide bar moves along the slide rail; one end of the discharging ejector rod is arranged at the feeding hole of the material pipe in advance, and the other end of the discharging ejector rod is arranged at the discharging hole of the material pipe in advance.

The particle material storage bin is internally provided with particle materials, the bottom of the particle material storage bin is provided with a flexible discharging hose, and the flexible discharging hose is connected with a feeding hole of the vibrating screen type material guide mechanism; shale shaker formula guide mechanism includes disc material sieve, set up sieve material mesh on the material sieve, set up circular holding tray in the lower part of material sieve, link up spiral guide track on holding tray's the tangential direction, the bottom of holding tray sets up vibrating motor, vibrating motor passes through vibrating spring and connects the vibrating mass, the vibrating mass is oval, and vibrating motor can drive the vibrating mass and beat the vibration and hold the tray.

A preheating and solidification prevention device is arranged at a discharge port of the material pipe, the discharge port comprises a discharge pipe provided with a hollow interlayer, the inner wall of the hollow interlayer is a heat-conducting ceramic pipe, and the outer wall of the hollow interlayer is a heat-insulating ceramic pipe; the preheating and coagulation device comprises a heating resistance wire and a temperature sensor, the heating resistance wire is arranged in the hollow interlayer, the temperature sensor is arranged in the discharging pipe, and the temperature sensor is connected with a switching device of the heating resistance wire through a signal emitter.

Set up material filter equipment in the discharge gate, material filter equipment includes three-layer filtering net and filter screen exchange mechanism, the three-layer filtering net includes inlayer dictyosome, middle level dictyosome and outer dictyosome, the mesh aperture of inlayer dictyosome, middle level dictyosome and outer dictyosome reduces in proper order and installs in discharge gate department through the pivot, filter screen exchange mechanism can the independent control three-layer filtering net cover or keep away from the discharge gate.

The diameter of the meshes of the inner net body is 2-3 mm.

The diameter of the mesh of the middle layer mesh body is 1-1.5 mm.

The diameter of the mesh of the outer layer net body is 0.5-0.8 mm.

The filter screen exchange mechanism comprises three electric telescopic rods, wherein the poking handles are arranged on the inner and middle outer net bodies, the fixed ends of the three electric telescopic rods are installed on the frame, and the telescopic ends of the three electric telescopic rods are hinged with the poking handles of the inner and middle outer net bodies.

The granular material pre-melting type extruder can pre-heat and filter materials before extrusion according to the characteristics of different materials, so that the molding quality of injection molding products is improved.

The foregoing is illustrative of the preferred embodiments of this patent and is not to be construed as limiting the scope of this patent, as any person skilled in the art can, using the teachings set forth herein, make changes and modifications to the equivalent embodiments with equivalent variations. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the patent still belong to the protection scope of the patent technical solution without departing from the content of the patent technical solution.