Temperature-controllable nylon pouring head

Abstract

The utility model discloses a temperature controllable type nylon pouring head which comprises a solution pouring head, a connecting assembly is fixedly installed at the inlet end of the solution pouring head, installation frames are fixedly installed at the two ends of the outer side of the solution pouring head, and a temperature detection assembly is fixedly installed on one side of one installation frame. According to the temperature-controllable nylon pouring head, bubbles and shrinkage cavities are reduced through the stirring assembly, so that the strength and the appearance flatness of a product can be remarkably improved, and the temperature-controllable nylon pouring head is suitable for being used as a temperature-controllable nylon pouring head. Through the heating assembly, the crystallization process can be optimized, crystallization is conducted under the appropriate temperature condition, a uniform and fine crystal structure is generated, and the hardness and tensile strength of a product are improved; and the heater is controlled through the displayed temperature to change the heating temperature, so that proper crystallization conditions are provided for the nylon material.

Description

TECHNICAL FIELD

[0001] The utility model relates to nylon pouring technical field, concretely is a temperature controllable nylon pouring head. BACKGROUND

[0002] Nylon pouring machine is the prepolymer in nylon pouring machine with chain extender mixes, under high temperature condition stirs mixes evenly and evacuates vacuum defoaming, fast pours to preheating mould, again through high temperature mould pressing vulcanization, places in oven and matures finally and makes product. At present, the nylon pouring machine in our country is still developing. Adopting mechanization, automatic pouring machine, the pouring machine used in the domestic mainly has three big categories such as tilting pouring machine, air pressure type pouring machine, bottom pouring pouring machine, and the bottom pouring pouring machine is simple in action, and the bottom pouring pouring machine is basically matched with high production rate's modeling line to complete nylon pouring.

[0003] But the pouring head in the existing nylon pouring machine mostly does not have the function of temperature control, under the condition of high temperature, the crystallization speed of nylon is too fast, which can form large spherulites, resulting in the decrease of mechanical properties of products, such as the decrease of tensile strength and the decrease of toughness, and under the condition of low temperature, the crystallization may not be complete, which can also affect the product quality.

[0004] Therefore, it is necessary to provide a temperature controllable nylon pouring head. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a temperature controllable nylon pouring head to solve the problem that under the condition of high temperature, the crystallization speed of nylon is too fast, which can form large spherulites, resulting in the decrease of mechanical properties of products, such as the decrease of tensile strength and the decrease of toughness, and under the condition of low temperature, the crystallization may not be complete, which can also affect the product quality.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a temperature controllable nylon pouring head, comprising a solution pouring head, a connecting assembly is fixedly installed at the inlet end of the solution pouring head, two ends outside the solution pouring head are fixedly installed with mounting brackets, one side of one of the mounting brackets is fixedly installed with a temperature detection assembly for detecting temperature, one side of the other mounting bracket is installed with an output assembly, the outside of the output assembly is connected with a stirring assembly, and a heating assembly for heating is installed inside the solution pouring head.

[0007] Preferably, the connecting assembly comprises a connecting pipe, the connecting pipe is fixedly installed at the inlet end of the solution pouring head, threads are formed on the outside of the connecting pipe, a sealing ring is sleeved on one end of the connecting pipe, the pouring head which is convenient to install can reduce the modification of the existing production line, reduce the installation cost and time cost, can be quickly disassembled and replaced with damaged parts, and can avoid the production delay caused by long-term shutdown and waiting for maintenance.

[0008] Preferably, the heating assembly includes a heating wire, the inside of the solution pouring head is sequentially provided with a heating cavity and a pouring cavity from outside to inside, the heating wire is wound and installed in the inside of the heating cavity, the heating wire can efficiently generate heat, and the temperature can be adjusted through a controller, the temperature control of the pouring head can optimize the crystallization process, the crystallization under suitable temperature conditions generates uniform and fine crystal structure, and the hardness and tensile strength of the product are improved.

[0009] Preferably, the output assembly includes a motor, the motor is installed on one side of a mounting frame, a rotating shaft is installed at the output end of the motor, a first bevel gear is fixedly installed at one end of the rotating shaft, uniform stirring action helps the nylon material to realize omnibearing and uniform mixing in the pouring head, different powers can be selected according to needs, sufficient power output is ensured in the stirring process, the stirring paddle can be smoothly rotated, and the situation that stirring stagnates is avoided.

[0010] Preferably, the stirring assembly includes a second bevel gear, the second bevel gear is connected in mesh with the outside of the first bevel gear, a stirring paddle is fixedly installed at the middle portion of the second bevel gear, a connecting rod is rotatably installed at one end of the stirring paddle, and the connecting rod is fixedly installed on the inner wall of the pouring cavity; the first bevel gear and the second bevel gear are arranged in the inside of the mounting frame, in the manufacturing of high-quality nylon injection products, the reduction of bubbles and shrinkage holes can significantly improve the strength and appearance flatness of the product, stirring can prevent filler accumulation, ensure that the material smoothly passes through the pouring head, and improve the pouring efficiency.

[0011] Preferably, the temperature detection assembly includes a display and a temperature sensor, the temperature sensor is fixedly installed on one side of the mounting frame close to the discharge port of the solution pouring head, and the display is fixedly installed on the front face of the solution pouring head; through temperature detection, the temperature of the pouring head can be accurately controlled, suitable crystallization conditions are provided for the nylon material, a heating element fault can cause temperature out of control, the temperature detection system can timely find such abnormal temperature change, early warning is made, and maintenance personnel can maintain the equipment before more serious damage occurs.

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

[0013] In the manufacturing of high-quality nylon injection products, the reduction of bubbles and shrinkage holes can significantly improve the strength and appearance flatness of the product, stirring can prevent filler accumulation, ensure that the material smoothly passes through the pouring head, and improve the pouring efficiency;

[0014] The heating assembly can optimize the crystallization process, the crystallization under suitable temperature conditions generates uniform and fine crystal structure, and the hardness and tensile strength of the product are improved;

[0015] The temperature detection assembly detects the temperature of the pouring head, and the heater is controlled according to the displayed temperature to change the heating temperature, thereby providing suitable crystallization conditions for the nylon material. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective view of the nylon pouring head of the utility model;

[0017] Figure 2 It is a front view of the nylon pouring head of the utility model;

[0018] Figure 3 It is a stirring assembly diagram of the nylon pouring head of the utility model;

[0019] Figure 4 It is a heating assembly diagram of the nylon pouring head of the utility model.

[0020] In the figure: 1, solution pouring head; 2, mounting bracket; 3, connecting pipe; 4, sealing ring; 5, connecting rod; 6, temperature sensor; 7, display; 8, heating cavity; 9, pouring cavity; 10, heating wire; 11, motor; 12, rotating shaft; 13, first bevel gear; 14, second bevel gear; 15, stirring paddle. DETAILED DESCRIPTION

[0021] 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.

[0022] Please refer to Figures 1-4 The utility model provides a temperature controllable nylon pouring head, including solution pouring head 1, the inlet end of solution pouring head 1 is fixedly installed with connecting assembly, both ends of solution pouring head 1 outside are fixedly installed with mounting bracket 2, one side of one mounting bracket 2 is fixedly installed with temperature detection assembly for detecting temperature, one side of another mounting bracket 2 is installed with output assembly, the outside of output assembly is connected with stirring assembly, the inside of solution pouring head 1 is installed with heating assembly for heating.

[0023] Further, the connecting assembly includes a connecting pipe 3, which is fixedly installed at the inlet end of the solution pouring head 1. The outer side of the connecting pipe 3 is provided with threads. One end of the connecting pipe 3 is sleeved with a sealing ring 4. Through the threads provided on the connecting pipe 3, the connecting pipe 3 can be quickly installed on the pouring pipe in a simple way. When the threads are connected, the sealing ring 4 is extruded to seal the connecting pipe 3 and the pouring pipe, which can reduce the modification of the existing production line and reduce the installation cost and time cost.

[0024] Further, the heating assembly comprises the heating wire 10, the inside of the solution pouring head 1 is sequentially provided with the heating cavity 8 and the pouring cavity 9 from outside to inside, the heating wire 10 is wound and installed in the inside of the heating cavity 8, when the nylon melt enters the inside of the solution pouring head 1 through the connecting pipe 3, the heating wire 10 is powered on, the heating efficiency of the heating wire 10 is good, the temperature can be quickly raised, and the temperature of the solution pouring head 1 is raised.

[0025] Further, the output assembly comprises the motor 11, the motor 11 is installed on one side of the mounting frame 2, the output end of the motor 11 is provided with the rotating shaft 12, one end of the rotating shaft 12 is fixedly provided with the first bevel gear 13, the motor 11 is started through the switch on the pouring machine, the motor 11 is started to drive the rotating shaft 12 at the output end to rotate, and the rotating shaft 12 rotates to drive the first bevel gear 13 at one end to rotate.

[0026] Further, the stirring assembly comprises the second bevel gear 14, the second bevel gear 14 is meshed and connected to the outside of the first bevel gear 13, the middle part of the second bevel gear 14 is fixedly provided with the stirring paddle 15, one end of the stirring paddle 15 is rotatably provided with the connecting rod 5, and the connecting rod 5 is fixedly installed on the inner wall of the pouring cavity 9; the first bevel gear 13 and the second bevel gear 14 are arranged in the inside of the mounting frame 2, the first bevel gear 13 rotates to mesh the second bevel gear 14 on the outside to rotate, the second bevel gear 14 rotates to drive the stirring paddle 15 in the middle part to stir the nylon solution flowing into the inside of the solution pouring head 1, so that the material can smoothly pass through the pouring head and the pouring efficiency is improved.

[0027] Further, the temperature detection assembly comprises the display 7 and the temperature sensor 6, the temperature sensor 6 is fixedly installed on one side of the mounting frame 2 close to the discharge port of the solution pouring head 1, and the display 7 is fixedly installed on the front of the solution pouring head 1; when the solution pouring head 1 is heated, the temperature of the solution pouring head 1 is detected through the temperature sensor 6, the detected temperature is displayed through the display 7, when the temperature is too high, the temperature of the heating wire 10 is lowered through the controller, and when the temperature is too low, the temperature of the heating wire 10 is raised through the controller.

[0028] The application embodiment in use: through the thread opened on the connecting pipe 3, the connecting pipe 3 can be quickly installed on the pouring pipe through a simple way, when the thread is connected, the sealing ring 4 is extruded to seal between the connecting pipe 3 and the pouring pipe, the modification to the existing production line can be reduced, the installation cost and time cost are reduced, when the nylon solution enters the inside of the solution pouring head 1 through the connecting pipe 3, the heating wire 10 is powered, the heating efficiency of the heating wire 10 is good, the temperature can be quickly improved, the temperature of the solution pouring head 1 is improved, the switch on the pouring machine starts the motor 11, the motor 11 drives the rotating shaft 12 of the output end to rotate, when the rotating shaft 12 rotates, the first bevel gear 13 at one end is driven to rotate, when the first bevel gear 13 rotates, the second bevel gear 14 outside is engaged to rotate, when the second bevel gear 14 rotates, the middle stirring paddle 15 is driven to stir the nylon solution flowing into the inside of the solution pouring head 1, the material is ensured to flow through the pouring head smoothly, the pouring efficiency is improved, when the solution pouring head 1 is heated, the temperature sensor 6 detects the temperature of the solution pouring head 1, the display 7 displays the detected temperature, when the temperature is too high, the controller reduces the temperature of the heating wire 10, when the temperature is too low, the controller improves the temperature of the heating wire 10.

[0029] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A temperature controlled nylon pouring head comprising a solution pouring head (1), characterised in that: The connecting assembly is fixedly installed at the inlet end of the solution pouring head (1), both ends of the outside of the solution pouring head (1) are fixedly installed with mounting racks (2), one side of one of the mounting racks (2) is fixedly installed with a temperature detection assembly for detecting temperature, one side of the other mounting rack (2) is installed with an output assembly, the outside of the output assembly is connected with a stirring assembly, and the inside of the solution pouring head (1) is installed with a heating assembly for heating.

2. A temperature controlled nylon pouring head according to claim 1, wherein: The connecting assembly comprises a connecting pipe (3) which is fixedly installed at the inlet end of the solution pouring head (1), and a threaded hole is formed in the outside of the connecting pipe (3), and a sealing ring (4) is sleeved on one end of the connecting pipe (3).

3. A temperature controlled nylon pouring head according to claim 1, wherein: The heating assembly comprises a heating wire (10), and the inside of the solution pouring head (1) is sequentially provided with a heating cavity (8) and a pouring cavity (9) from the outside to the inside, and the heating wire (10) is woundly installed in the inside of the heating cavity (8).

4. A temperature controlled nylon pouring head according to claim 1 wherein: The output assembly comprises a motor (11) which is installed on one side of one of the mounting racks (2), and a rotating shaft (12) is installed at the output end of the motor (11), and a first bevel gear (13) is fixedly installed at one end of the rotating shaft (12).

5. A temperature controlled nylon pouring head according to claim 4, wherein: The stirring assembly comprises a second bevel gear (14) which is meshedly connected at the outside of the first bevel gear (13), a stirring paddle (15) is fixedly installed at the middle portion of the second bevel gear (14), a connecting rod (5) is rotatably installed at one end of the stirring paddle (15), and the connecting rod (5) is fixedly installed on the inner wall of the pouring cavity (9), and the first bevel gear (13) and the second bevel gear (14) are arranged in the inside of the mounting rack (2).

6. A temperature controlled nylon pouring head according to claim 1 wherein: The temperature detection assembly comprises a display (7) and a temperature sensor (6), the temperature sensor (6) is fixedly installed on one side of the mounting rack (2) close to the discharge port of the solution pouring head (1), and the display (7) is fixedly installed on the front face of the solution pouring head (1).

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