Multi-section temperature control melt extrusion device

Abstract

The utility model discloses a multi-section temperature control melt extrusion device, which belongs to the technical field of plastic extruders and comprises a base, an extrusion barrel is arranged at the upper end of the base, a driving motor is arranged on the side edge of the extrusion barrel, a feeding barrel is arranged at the upper end of the extrusion barrel, and a connecting seat is arranged at the discharging end of the extrusion barrel. The cooling box is provided with the cooling assemblies, the conical heads are inserted into the conical grooves, the fixing blocks are inserted into the transverse mounting grooves and the longitudinal mounting grooves respectively, so that the cooling box is rapidly assembled and fixed, the fixing blocks and the cooling box are fixed through magnetic attraction of magnets, and falling off is avoided; and the water inlet pipe and the water outlet pipe are connected with an external water pipe, so that water in the cooling box circulates to change the temperature, and the splicing type design meets the use requirements of different numbers.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of plastic extruder, concretely relates to a multi -section temperature control's melt extrusion device. BACKGROUND

[0002] The extruder is a kind of common material melt extrusion production equipment, and is used for the processing of soft polyvinyl chloride, polystyrene and ABS profile.The powder or particle is pushed and compacted in the use process of extruder, and is strongly sheared, rubbed and gradually melted under the action of additional heating device under the condition that screw rotates at high speed, but if temperature rise is too high, material is burnt, and the quality of extruded strip is influenced, so it is necessary to cool the outer cylinder of screw.

[0003] Chinese patent application No.202023135615.5 discloses a modified plastic extruder with water-cooled temperature control unit, which comprises a base, a feeding cylinder, a driving motor and an extrusion cylinder, the driving motor output end is connected with the threaded rod connected in the feeding cylinder and the extrusion cylinder, so that the plastic material entering from the feeding cylinder is extruded and melted in the extrusion cylinder, a plurality of water cooling units are arranged on the outside of the extrusion cylinder along the length direction, and a water supply pipe and a drain pipe are arranged below the extrusion cylinder;The utility model sets up water-cooled temperature control unit on the outside of extrusion cylinder, and is connected in parallel on water supply pipeline, each section can achieve rapid cold water supply, and the water inlet speed is controlled by the opening degree of valve to control the temperature control speed, so that the cooling amount required by different length sections of extrusion cylinder is different to adapt to the temperature rise, the temperature curve of the whole extrusion cylinder is relatively smooth, the quality of melted plastic solution is good, and high-quality extruded strip can be extruded.

[0004] The above-mentioned patent disclosed in use exists: the number of multi-section temperature control structure is fixed, cannot be installed according to the use demand, causes use to be limited, and the surface of the product after cooling has more water stains, causing the bottom surface to be polluted. UTILITY MODEL CONTENTS

[0005] To solve the problems in the above background art, the utility model provides a multi-section temperature control melt extrusion device, which has the characteristics of adjustable number of temperature control structures, convenient disassembly and assembly and convenient water stain cleaning.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multi-section temperature control melt extrusion device, comprising a base, the upper end of the base is provided with an extrusion cylinder, the side of the extrusion cylinder is provided with a driving motor, the upper end of the extrusion cylinder is provided with a feeding cylinder, the discharge end of the extrusion cylinder is provided with a connecting seat, the side of the connecting seat is connected with a plurality of cooling components, and the side of the cooling component is installed with a drying component.

[0007] Preferably, the cooling assembly comprises a cooling box, a transverse mounting groove, a fixing block, a longitudinal mounting groove, a drain pipe, a water inlet pipe and a support frame, wherein the two sides of the upper end of the cooling box are provided with the transverse mounting grooves, the two sides of the side edge of the cooling box are provided with the longitudinal mounting grooves, the fixing block is clamped and connected in the middle of the longitudinal mounting groove and the transverse mounting groove, the bottom of the cooling box is provided with the support frame, the lower end of the side edge of the cooling box is provided with the water inlet pipe, and the middle of the side edge of the cooling box is provided with the drain pipe.

[0008] Preferably, the two sides of the fixing block are provided with magnets, and the magnets are magnetically fixed with the cooling box.

[0009] Preferably, the inlet of the cooling box is provided with a tapered groove, the outlet of the cooling box is provided with a tapered head, and the side edge of the tapered head is provided with a rubber ring.

[0010] Preferably, the drying assembly comprises a drying box, a heating wire, a fan, a collection box and a support leg, wherein the bottom of the drying box is provided with the support leg around, the upper end of the drying box is provided with a plurality of heating wires, the lower side of the heating wire is provided with the fan, and the bottom of the drying box is provided with the collection box in the middle.

[0011] Preferably, the side edge of the collection box is provided with an observation window, and the collection box is clamped and connected with the drying box.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The utility model discloses a cooling assembly, the tapered head is inserted into the tapered groove, and the fixing block is inserted into the transverse mounting groove and the longitudinal mounting groove respectively, so that the cooling box is quickly assembled and fixed, the fixing block is magnetically fixed with the cooling box, falling off is avoided, assembly stability is guaranteed, the water inlet pipe and the drain pipe are connected with external water pipes respectively, water flow in the cooling box is circulated to change temperature, and the splice type design meets the use demand of different quantities.

[0014] 2、The utility model discloses a drying assembly, the product cooled by the cooling is entered into the drying box, the heating wire is heated to thirty degrees, the fan carries out the air draft, and hot air is blown to the extrusion product, so that the surface water stain of the extrusion product is dried, part of the water stain is evaporated, part of the water stain is collected in the collection box, the collection box is pulled down through the observation of the observation window, and the waste water is poured conveniently. ACCURACY OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a cooling assembly structural schematic view of the utility model;

[0017] Figure 3 It is a cooling assembly structural schematic view of the utility model; Figure 2 The left view of the cooling box;

[0018] Figure 4 The dry assembly structure schematic view of the utility model;

[0019] In the figure: 1, extrusion cylinder; 2, feed cylinder; 3, base; 4, connecting seat; 5, cooling assembly; 51, cooling box; 52, transverse mounting groove; 53, fixed block; 54, magnet; 55, longitudinal mounting groove; 56, drain pipe; 57, water inlet pipe; 58, support frame; 59, conical head; 510, rubber ring; 511, conical groove; 6, dry assembly; 61, drying box; 62, heating wire; 63, fan; 64, collection box; 65, observation window; 66, support leg; 7, drive motor. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] Please refer to Figures 1-4 The utility model provides the following technical scheme: a kind of multi-section temperature control's melt extrusion device, the upper end of base 3 is provided with extrusion cylinder 1, the side of extrusion cylinder 1 is provided with drive motor 7, the upper end of extrusion cylinder 1 is provided with feed cylinder 2, the discharge end of extrusion cylinder 1 is provided with connecting seat 4, connecting seat 4 is connected with several cooling assemblies 5 on side, and dry assembly 6 is installed on the side of cooling assembly 5.

[0023] Specifically, cooling assembly 5 includes cooling box 51, transverse mounting groove 52, fixed block 53, longitudinal mounting groove 55, drain pipe 56, water inlet pipe 57 and support frame 58, wherein, the upper end both sides of cooling box 51 are provided with transverse mounting groove 52, the side both sides of cooling box 51 are provided with longitudinal mounting groove 55, and longitudinal mounting groove 55 and transverse mounting groove 52 are connected with fixed block 53 in the middle, the bottom of cooling box 51 is provided with support frame 58, the side lower end of cooling box 51 is provided with water inlet pipe 57, and the side middle of cooling box 51 is provided with drain pipe 56.

[0024] By adopting the above technical scheme, the fixing blocks 53 are respectively inserted into the transverse mounting grooves 52 and the longitudinal mounting grooves 55, so that the cooling box 51 is quickly assembled and fixed, the water inlet pipe 57 and the water outlet pipe 56 are respectively connected with external water pipes, so that water flow is circulated in the cooling box 51 to change the temperature, materials are added from the feeding cylinder 2 to the extrusion cylinder 1, are extruded through the extrusion cylinder 1, and the extruded products are cooled through the multiple cooling assemblies 5, so that the product quality is ensured.

[0025] Specifically, the two sides of the fixing block 53 are provided with the magnets 54, and the magnets 54 are magnetically attracted and fixed to the cooling box 51.

[0026] By adopting the above technical scheme, the fixing blocks 53 are magnetically attracted and fixed to the cooling box 51 through the magnets 54, so that falling off is avoided, and assembly stability is ensured.

[0027] Specifically, the inlet of the cooling box 51 is provided with the tapered groove 511, the outlet of the cooling box 51 is provided with the tapered head 59, and the side of the tapered head 59 is provided with the rubber ring 510.

[0028] By adopting the above technical scheme, the tapered head 59 is inserted into the tapered groove 511 and is sealed through the rubber ring 510, so that the sealing performance of the spliced and assembled cooling box 51 is ensured.

[0029] When the embodiment is used, according to the temperature control requirement, a corresponding number of cooling assemblies 5 are installed, the tapered head 59 is inserted into the tapered groove 511, the fixing blocks 53 are respectively inserted into the transverse mounting grooves 52 and the longitudinal mounting grooves 55, so that the cooling box 51 is quickly assembled and fixed, the fixing blocks 53 are magnetically attracted and fixed to the cooling box 51 through the magnets 54, so that falling off is avoided, and assembly stability is ensured, the water inlet pipe 57 and the water outlet pipe 56 are respectively connected with external water pipes, so that water flow is circulated in the cooling box 51 to change the temperature, materials are added from the feeding cylinder 2 to the extrusion cylinder 1, are extruded through the extrusion cylinder 1, and the extruded products are cooled through the multiple cooling assemblies 5, so that the product quality is ensured.

[0030] Embodiment 2

[0031] The difference between the embodiment and the embodiment 1 is that the drying assembly 6 includes a drying box 61, heating wires 62, a fan 63, a collecting box 64 and support legs 66, wherein the bottom of the drying box 61 is provided with the support legs 66 around, the upper end of the drying box 61 is provided with the heating wires 62, the lower side of the heating wires 62 is provided with the fan 63, and the bottom of the drying box 61 is provided with the collecting box 64 in the middle.

[0032] By adopting the above technical scheme, the products cooled and cooled are put into the drying box 61, the heating wires 62 are heated to thirty degrees, the fan 63 is used to draw air, hot air is blown to the extruded products, the surface water spots of the extruded products are dried, a part of the water spots is evaporated, and a part of the water spots is collected in the collecting box 64, the collecting box 64 is pulled down, and waste water is poured.

[0033] Specifically, the side of the collection box 64 is provided with an observation window 65, and the collection box 64 is clamped and connected between the drying box 61.

[0034] By using the above technical scheme, the collection box 64 is pulled out in time through observation of the observation window 65, and the waste water is conveniently poured out.

[0035] In use, the product cooled by the cooling device is put into the drying box 61, the heating wire 62 is heated to thirty degrees, the fan 63 is used for air extraction, hot air is blown to the extruded product, the water stains on the surface of the extruded product are dried, part of the water stains evaporates, and the other part is collected in the collection box 64, the collection box 64 is pulled out through observation of the observation window 65, and the waste water is conveniently poured out.

[0036] The structure and use principle of the extrusion cylinder 1, the feeding cylinder 2, the base 3 and the driving motor 7 in the modified plastic extruder with a water cooling temperature control unit disclosed in Chinese Patent Application No. 202023135615.5 have been disclosed.

[0037] The working principle and use process of the extruder are as follows: when the extruder is used, a corresponding number of cooling assemblies 5 are installed according to the temperature control requirement, the conical head 59 is inserted into the conical groove 511, the fixing blocks 53 are respectively inserted into the horizontal installation grooves 52 and the vertical installation grooves 55, the cooling box 51 is quickly assembled and fixed, the fixing blocks 53 and the cooling box 51 are magnetically attracted and fixed through the magnets 54, so as to avoid falling off and ensure stable assembly, the water inlet pipe 57 and the drain pipe 56 are respectively connected with external water pipes, so that the water flow in the cooling box 51 is changed in temperature, the material is added to the extrusion cylinder 1 from the feeding cylinder 2, is extruded through the extrusion cylinder 1, and the extruded product is cooled through the multiple cooling assemblies 5, so as to ensure product quality; the product cooled by the cooling device is put into the drying box 61, the heating wire 62 is heated to thirty degrees, the fan 63 is used for air extraction, hot air is blown to the extruded product, the water stains on the surface of the extruded product are dried, part of the water stains evaporates, and the other part is collected in the collection box 64, the collection box 64 is pulled out through observation of the observation window 65, and the waste water is conveniently poured out.

[0038] Although the embodiments of the extruder have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the extruder, and the scope of the extruder is defined by the appended claims and their equivalents.

Claims

1. A multi-stage temperature-controlled melt extrusion device, comprising a base (3), characterized in that: The upper end of the base (3) is provided with an extrusion cylinder (1), the side of the extrusion cylinder (1) is provided with a drive motor (7), the upper end of the extrusion cylinder (1) is provided with a feed cylinder (2), the discharge end of the extrusion cylinder (1) is provided with a connecting seat (4), the side of the connecting seat (4) is connected with several cooling components (5), and the side of the cooling components (5) is provided with a drying component (6).

2. The multi-stage temperature-controlled melt extrusion apparatus according to claim 1, characterized in that: The cooling assembly (5) includes a cooling box (51), a horizontal mounting groove (52), a fixing block (53), a vertical mounting groove (55), a drain pipe (56), a water inlet pipe (57), and a support frame (58). The cooling box (51) has horizontal mounting grooves (52) on both sides of its upper end, and vertical mounting grooves (55) on both sides of its side. A fixing block (53) is engaged between the vertical mounting groove (55) and the horizontal mounting groove (52). A support frame (58) is provided at the bottom of the cooling box (51). A water inlet pipe (57) is provided at the lower end of the side of the cooling box (51). A drain pipe (56) is provided in the middle of the side of the cooling box (51).

3. The multi-stage temperature-controlled melt extrusion apparatus according to claim 2, characterized in that: Magnets (54) are provided on both sides of the fixing block (53), and the magnets (54) are magnetically fixed to the cooling box (51).

4. The multi-stage temperature-controlled melt extrusion apparatus according to claim 2, characterized in that: The cooling box (51) has a conical groove (511) at its inlet and a conical head (59) at its outlet, with a rubber ring (510) on the side of the conical head (59).

5. The multi-stage temperature-controlled melt extrusion apparatus according to claim 1, characterized in that: The drying assembly (6) includes a drying chamber (61), heating wires (62), a fan (63), a collection box (64), and support legs (66). The drying chamber (61) is provided with support legs (66) around its bottom, and a plurality of heating wires (62) are provided at the top of the drying chamber (61). A fan (63) is provided below the heating wires (62), and a collection box (64) is provided in the middle of the bottom of the drying chamber (61).

6. The multi-stage temperature-controlled melt extrusion apparatus according to claim 5, characterized in that: The collection box (64) is provided with an observation window (65) on its side, and the collection box (64) is engaged with the drying oven (61).

Images