Extrusion molding device with cooling structure

Abstract

The utility model discloses an extrusion molding device with a cooling structure, which comprises an extrusion molding mechanism used for melting and extruding plastic raw materials; the cooling mechanism is located at the output end of the extrusion molding mechanism, and the cooling mechanism is used for cooling the extrusion molding part; the guiding mechanism is located at the output end of the cooling mechanism, and the guiding mechanism is used for guiding the cooled extruded part; the cutting mechanism is located at the output end of the guiding mechanism and used for cutting the cooled extruded part; the cooling mechanism comprises a support, a water storage tank is arranged on the support, a cooling unit and a spraying unit are arranged on the water storage tank, the input end of the spraying unit faces the cooling unit, and the extruded parts on the cooling unit are cooled through the spraying unit. According to the device disclosed by the utility model, a mode of combining the cooling unit and the spraying unit is adopted, so that efficient cooling of the extruded part is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of extrusion equipment, in particular to an extrusion device with a cooling structure. Background Art

[0002] Sealing strips are generally made of chloroprene rubber, EPDM rubber, silicone rubber, natural-chloroprene-butadiene rubber, rubber-plastic rubber and other rubbers with excellent aging resistance. The manufacturing method uses extrusion molding continuous vulcanization method, extrusion molding vulcanization tank vulcanization method or compression vulcanization method; the sealing strip consists of two parts: sealing and installation. This type of product mainly uses the elasticity of the lips, cavities, flanges and other parts in the body structure and the contact pressure generated by the surface of the assembled coupling parts (glass, metal parts, etc.) to play a sealing and decorative role. The production of sealing strips requires an extrusion device.

[0003] Existing extrusion devices, such as Figure 4 As shown, it includes an extrusion mechanism, which is used to melt and extrude the plastic raw material; a guiding mechanism, which is located at the output end of the cooling mechanism and is used to guide the cooled extruded part; and a cutting mechanism, which is located at the output end of the guiding mechanism and is used to cut the cooled extruded part.

[0004] However, the existing extrusion device lacks a cooling structure and cannot quickly cool the extruded part, which affects production efficiency. Therefore, it is necessary to improve such a structure to overcome the above-mentioned defects. Utility Model Content

[0005] The utility model aims to provide an extrusion device with a cooling structure, which is used to solve the problem that the existing extrusion device lacks a cooling structure, cannot quickly cool the extruded parts, and affects the production efficiency.

[0006] The above technical objectives of the utility model are achieved by using the following technical solutions:

[0007] An extrusion device with a cooling structure, comprising:

[0008] An extrusion mechanism, which is used to melt and extrude the plastic raw material;

[0009] A cooling mechanism, which is located at the output end of the extrusion mechanism and is used to cool the extruded part;

[0010] A guiding mechanism, which is located at the output end of the cooling mechanism and is used to guide the extruded part after cooling;

[0011] A cutting mechanism, which is located at the output end of the guide mechanism and is used to cut the cooled extruded part;

[0012] The cooling mechanism comprises a bracket, a water storage tank is arranged on the bracket, a cooling unit and a spray unit are arranged on the water storage tank, the input end of the spray unit is arranged toward the cooling unit, and the extruded part on the cooling unit is cooled by the spray unit.

[0013] The utility model is further configured as follows: the cooling unit comprises:

[0014] A support block is located in the water storage tank and connected to the water storage tank, and has an installation space on the support block;

[0015] The cooling trough has its bottom arranged on the top surface of the supporting block, a receiving cavity for receiving cooling water is provided on the cooling trough, and notches are provided at both ends of the cooling trough, the notches are connected with the receiving cavity, and the cooling water in the receiving cavity can flow into the water storage tank through the notches.

[0016] The utility model is further configured as follows: the spray unit comprises:

[0017] A pump, wherein an input end of the pump is communicated with the water storage tank, and an input end of the pump is connected to a water outlet pipe;

[0018] A spray pipe, the input end of the spray pipe is connected to the water outlet pipe, the input end of the spray pipe is arranged toward the cooling tank, cooling water is pumped into the water outlet pipe by a pump and then flows out from the spray pipe to cool the extruded part.

[0019] The utility model is further configured as follows: an atomizing nozzle is arranged on the output end of the spray pipe, and the atomizing nozzle is used to diffuse and atomize the water flow and cool the extruded part.

[0020] The utility model is further configured as follows: a control valve for controlling the on-off of the pipeline is arranged at the connection between the water outlet pipe and the spray pipe.

[0021] The utility model is further configured as follows: the extrusion mechanism comprises:

[0022] The screw extruder is provided with a feed port and an extrusion port, the extrusion port is arranged toward the cooling mechanism, the raw material enters the screw extruder through the feed port, and is discharged into the cooling mechanism through the extrusion port after being melted.

[0023] The utility model is further configured as follows: the guiding mechanism comprises:

[0024] The conveyor belt is used to provide driving force. The input end of the conveyor belt is located on the output end of the cooling mechanism, and the output end of the conveyor belt is located at the input end of the cutting mechanism. The conveyor belt drives the extruded parts to move from the cooling mechanism to the cutting mechanism.

[0025] In summary, the utility model has the following beneficial effects:

[0026] 1. Efficient cooling: The device adopts a combination of cooling unit and spray unit to achieve efficient cooling of extruded parts. The cooling unit achieves rapid cooling through direct contact between cooling water and extruded parts; the spray unit diffuses and atomizes the cooling water through the atomizing nozzle, further increasing the cooling area and improving the cooling efficiency.

[0027] 2. Cooling water recycling: The design of the spray unit realizes the recycling of cooling water, reduces the waste of water resources, and also reduces production costs. The filtered cooling water can be pumped out again by the pump and recycled to form a closed water circulation system. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of the utility model.

[0029] Figure 2 It is a structural schematic diagram of the extrusion mechanism of the utility model.

[0030] Figure 3 It is a structural schematic diagram of the cooling mechanism of the utility model.

[0031] Figure 4 It is a structural schematic diagram of the existing extrusion device of the utility model.

[0032] Numeral labels: extrusion mechanism 10, feed port 11, extrusion port 12, cooling mechanism 20, bracket 21, water storage tank 22, support block 23, cooling tank 24, notch 25, pump 26, water outlet pipe 27, spray pipe 28, atomizing nozzle 29, guide mechanism 30, conveyor belt 31, cutting mechanism 40 DETAILED DESCRIPTION

[0033] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with illustrations and specific embodiments.

[0034] like Figures 1 to 4 As shown, the utility model proposes an extrusion device with a cooling structure, including an extrusion mechanism 10, the extrusion mechanism 10 is used to melt and extrude the plastic raw material; a cooling mechanism 20, the cooling mechanism 20 is located at the output end of the extrusion mechanism 10, and the cooling mechanism 20 is used to cool the extruded part; a guiding mechanism 30, the guiding mechanism 30 is located at the output end of the cooling mechanism 20, and the guiding mechanism 30 is used to guide the cooled extruded part; a cutting mechanism 40, the cutting mechanism 40 is located at the output end of the guiding mechanism 30, and the cutting is used to cut the cooled extruded part. The structure of the cutting mechanism 40 is the prior art, and in order to avoid the specification being too bloated, it will not be described here.

[0035] The cooling mechanism 20 includes a bracket 21, on which a water tank 22 is disposed, on which a cooling unit and a spray unit are disposed, wherein the input end of the spray unit is disposed toward the cooling unit, and the extruded part on the cooling unit is cooled by the spray unit.

[0036] In this embodiment, the cooling unit includes a support block 23, which is located in the water storage tank 22 and connected to the water storage tank 22, and has an installation space on the support block 23; a cooling tank 24, the bottom of which is arranged on the top surface of the support block 23, and a receiving cavity for receiving cooling water is provided on the cooling tank 24, and the receiving cavity is used to store cooling water or other cooling media. When the extruded part passes through the cooling tank 24, its surface contacts the cooling water in the receiving cavity, thereby achieving rapid cooling; notches 25 are provided at both ends of the cooling tank 24, and the notches 25 are connected to the receiving cavity, and the cooling water in the receiving cavity can flow into the water storage tank 22 through the notches 25, thereby maintaining the fluidity of the cooling water and being able to more effectively take away the heat released by the extruded part.

[0037] In this embodiment, the spray unit includes a pump 26, which serves as a power source for the spray unit. The input end of the pump 26 is connected to the water storage tank 22, and the input end of the pump 26 is connected to the water outlet pipe 27; a spray pipe 28, the input end of the spray pipe 28 is connected to the water outlet pipe 27, and the input end of the spray pipe 28 is arranged toward the cooling tank 24. The cooling water is pumped into the water outlet pipe 27 by the pump 26 and then flows out from the spray pipe 28 to cool the extruded part; the filtered cooling water can be extracted by the pump 26 again and sprayed and cooled by the spray pipe 28 again, forming a closed water circulation system, realizing the reuse of cooling water. An atomizing nozzle 29 is arranged on the output end of the spray pipe 28, and the atomizing nozzle 29 is used to diffuse and atomize the water flow. The atomized cooling water can better contact with the extruded part, increase the cooling area, and improve the cooling efficiency. A control valve for controlling the on-off of the pipeline is provided at the connection between the water outlet pipe 27 and the spray pipe 28. By adjusting the opening degree of the control valve, the flow and pressure of the cooling water can be accurately controlled to meet different cooling requirements.

[0038] In this embodiment, the extrusion mechanism 10 includes a screw extruder, which is provided with a feed port 11 and an extrusion port 12. The extrusion port 12 is arranged toward the cooling mechanism 20. The raw material enters the screw extruder through the feed port 11 and is discharged into the cooling mechanism 20 through the extrusion port 12 after melting.

[0039] In this embodiment, the guiding mechanism 30 includes a conveyor belt 31, which is used to provide driving force. The input end of the conveyor belt 31 is located at the output end of the cooling mechanism 20, and the output end of the conveyor belt 31 is located at the input end of the cutting mechanism 40. The conveyor belt 31 drives the extruded part to move from the cooling mechanism 20 to the cutting mechanism 40.

[0040] The use process and principle of the utility model are as follows: the plastic raw material is fed into the screw extruder through the feed port 11, and the raw material is gradually melted under the push of the screw; the molten plastic is discharged through the extrusion port 12 of the screw extruder and enters the cooling mechanism 20; the extruded plastic parts are rapidly cooled in the cooling tank 24 by direct contact with the cooling water, and the spray unit further cools the extruded parts through the atomizing nozzle 29; the cooled extruded parts are driven by the conveyor belt 31 of the guide mechanism 30 and conveyed from the cooling mechanism 20 to the cutting mechanism 40; in the cutting mechanism 40, the cooled and solidified extruded parts are precisely cut to obtain plastic products that meet the requirements; the products after cutting are output from the cutting mechanism 40 for subsequent quality inspection and packaging processes.

[0041] In the description of the present utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "left", "right" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the utility model product is usually placed when in use, or the orientation or positional relationship commonly understood by those skilled in the art, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the equipment or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second" and the like are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "connection" and the like should be understood in a broad sense, for example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances. In this document, the terms "comprises," "comprising," or any other variations thereof, are intended to cover a non-exclusive inclusion of elements other than those listed and may also include additional elements not expressly listed.

[0042] Any details not mentioned in the above specific embodiments of the present invention belong to the known technologies in the art and can be implemented with reference to the known technologies.

[0043] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An extrusion device with a cooling structure, characterized in that: include, An extrusion mechanism, wherein the extrusion mechanism is used to melt and extrude the plastic raw material; A cooling mechanism, the cooling mechanism is located at the output end of the extrusion mechanism, and the cooling mechanism is used to cool the extruded part; A guiding mechanism, the guiding mechanism is located at the output end of the cooling mechanism, and the guiding mechanism is used to guide the extruded part after cooling; A cutting mechanism, the cutting mechanism is located at the output end of the guide mechanism, and the cutting mechanism is used to cut the cooled extruded part; The cooling mechanism comprises a bracket, a water storage tank is arranged on the bracket, a cooling unit and a spray unit are arranged on the water storage tank, the input end of the spray unit is arranged toward the cooling unit, and the extruded part on the cooling unit is cooled by the spray unit.

2. The extrusion device with a cooling structure according to claim 1, characterized in that: The cooling unit comprises: A support block, the support block is located in the water storage tank and connected to the water storage tank, and the support block has an installation space; A cooling trough, the bottom of which is arranged on the top surface of the supporting block, a receiving cavity for receiving cooling water is provided on the cooling trough, and notches are provided at both ends of the cooling trough, the notches are connected with the receiving cavity, and the cooling water in the receiving cavity can flow into the water storage tank through the notches.

3. The extrusion device with a cooling structure according to claim 1, characterized in that: The spray unit comprises: A pump, wherein the input end of the pump is communicated with the water storage tank, and the input end of the pump is connected to the water outlet pipe; A spray pipe, wherein the input end of the spray pipe is connected to the water outlet pipe, and the input end of the spray pipe is arranged toward the cooling tank. Cooling water is pumped into the water outlet pipe by a pump and then flows out of the spray pipe to cool the extruded part.

4. The extrusion device with a cooling structure according to claim 3, characterized in that: An atomizing nozzle is arranged on the output end of the spray pipe, and the atomizing nozzle is used to diffuse and atomize the water flow and cool the extruded part.

5. The extrusion device with a cooling structure according to claim 3, characterized in that: A control valve for controlling the on-off of the pipeline is arranged at the connection between the water outlet pipe and the spray pipe.

6. The extrusion device with a cooling structure according to claim 1, characterized in that: The extrusion mechanism comprises: The screw extruder is provided with a feed port and an extrusion port, wherein the extrusion port is arranged toward the cooling mechanism, and the raw material enters the screw extruder through the feed port and is discharged into the cooling mechanism through the extrusion port after being melted.

7. The extrusion device with a cooling structure according to claim 1, characterized in that: The guiding mechanism comprises: A conveyor belt is used to provide driving force, wherein the input end of the conveyor belt is located on the output end of the cooling mechanism, and the output end of the conveyor belt is located at the input end of the cutting mechanism. The conveyor belt drives the extruded part to move from the cooling mechanism into the cutting mechanism.

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