Hot runner hot nozzle sleeve heating structure with fixing piece

Abstract

The utility model discloses a hot runner hot nozzle sleeve heating structure with a fixing piece, and relates to the technical field of hot runner hot nozzle sleeve heating, the hot runner hot nozzle sleeve heating structure comprises a hot runner body, the hot runner body comprises a hot runner shell, the top of the hot runner shell is fixedly provided with an inlet, the bottom end of the hot runner shell is fixedly provided with an outlet, and the outlet is fixedly provided with a fixing piece. A position adjusting unit is arranged in the hot runner shell, and range adjusting units are arranged on the two sides of the interior of the hot runner shell. The heating device is started to be matched with the heating wire to be wound on the outer surface of the sleeve, materials in the sleeve are heated, the transmission motor is arranged to drive the transmission lead screw to rotate at a constant speed, then the moving block can move up and down, the moving block drives the brake plate to drive the heating device to move up and down, and the heating device can move up and down. At the moment, the heating wire moves, the heating position of the sleeve can be conveniently adjusted, and the effect of using convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hot runner nozzle sleeve heating, in particular to a hot runner nozzle sleeve heating structure with a fixing part. Background Art

[0002] Hot runner is a heating component system used in injection molds to inject melted plastic particles into the mold cavity. During mold injection, the molten plastic particles need to be injected into the mold through the hot flow pipe. In order to avoid the plastic in the hot flow pipe from cooling, a heating device is required to heat it. For this purpose, we provide a hot runner nozzle sleeve heating structure with a fixing.

[0003] However, when the existing heating device heats the sleeve, it is generally fixedly sleeved on a position on the outer surface of the sleeve for heating, which is not convenient for adjusting the heating position and range, thereby reducing work efficiency and causing work inconvenience. Utility Model Content

[0004] The utility model aims to provide a hot runner hot nozzle sleeve heating structure with a fixing part to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A hot runner hot nozzle sleeve heating structure with a fixing part comprises a hot runner body, wherein the hot runner body comprises a hot runner shell, an inlet is fixedly installed on the top of the hot runner shell, and an outlet is fixedly installed on the bottom end of the hot runner shell.

[0007] A position adjustment unit is arranged inside the hot runner housing, and range adjustment units are arranged on both sides inside the hot runner housing.

[0008] A further improvement of the technical solution of the utility model is that the position adjustment unit includes a sleeve fixedly installed on the upper and lower ends of the hot runner housing, the input end of the sleeve is fixedly connected to the output end of the inlet, and the output end of the sleeve is fixedly connected to the input end of the outlet.

[0009] A further improvement of the technical solution of the utility model lies in that: a limit vertical rod is fixedly installed on the upper and lower ends of the inner right side of the hot runner shell, a transmission motor is fixedly installed on the top left side of the hot runner shell, a transmission screw is fixedly installed on the output end of the transmission motor, and the other end of the transmission screw is rotatably installed on the inner left bottom end of the hot runner shell, and the limit vertical rod can limit the position of the heating device when it moves up and down.

[0010] A further improvement of the technical solution of the utility model is that a moving block is movably sleeved on the outer surface of the transmission screw, a brake plate is provided on the inner side of the moving block, the brake plate on the right side is movably sleeved on the outer surface of the limiting vertical rod, and heating devices are provided on the upper and lower ends of the brake plate. The heating device is started and cooperated with the heating wire to heat the material inside the sleeve.

[0011] A further improvement of the technical solution of the utility model is that a through hole is opened inside the heating device, and the through hole is slidably sleeved on the outer surface of the sleeve. A heating wire is fixedly installed on the bottom end of the heating device, and the heating wire is movably sleeved on the outer surface of the sleeve.

[0012] A further improvement of the technical solution of the utility model is that the range adjustment unit includes a cavity opened on the inner side of the brake plate, a drive motor is fixedly installed on the outer side of the brake plate below the connection with the moving block, a rotating gear is fixedly installed on the output end of the drive motor, and the rotating gear is rotatably installed in the middle position inside the cavity.

[0013] A further improvement of the technical solution of the utility model lies in that teeth are meshed and connected on both sides of the rotating gear, a lifting plate is fixedly installed on the other side of the teeth, one end of the lifting plates on both sides penetrates the upper and lower end outer surfaces of the brake plate and is fixedly installed on the upper and lower internal positions of the heating device, and a piston limiting rod is movably sleeved inside the other end of the lifting plates on both sides, which is convenient for limiting the position of the piston limiting rod when the lifting plate moves up and down.

[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0015] The utility model provides a hot runner hot nozzle sleeve heating structure with a fixing part, by arranging a starter of the heating device to cooperate with the heating wire to be wound on the outer surface of the sleeve, so as to heat the material inside the sleeve, and arranging a transmission motor to drive the transmission screw to rotate at a uniform speed, so as to enable the moving block to move up and down, and the moving block drives the brake plate to enable the heating device to move up and down, so as to facilitate the adjustment of the heating position of the sleeve and improve the effect of convenience in use.

[0016] The utility model provides a hot runner hot nozzle sleeve heating structure with a fixing part. By arranging a driving motor to drive the rotating gear to rotate at a uniform speed, the teeth on both sides can drive the lifting plates on both sides to move in opposite directions. The other ends of the lifting plates on both sides are used to contact the upper and lower ends of the heating device, so that the heating wire is stretched, which is convenient for adjusting the heating range of the heating wire and improving the heating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic cross-sectional view of the hot runner housing structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the transmission motor structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the heating device structure of the utility model;

[0021] Figure 5 For the utility model Figure 4 A is an enlarged schematic diagram of the structure.

[0022] In the figure: 1. hot runner body; 2. hot runner shell; 21. sleeve; 22. limit vertical rod; 23. transmission motor; 24. transmission screw; 25. moving block; 26. brake plate; 261. cavity; 262. drive motor; 263. rotating gear; 264. teeth; 265. lifting plate; 266. piston limit rod; 27. heating device; 271. through hole; 28. heating wire; 3. inlet; 4. outlet. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0024] like Figure 1-5As shown, the utility model provides a hot runner nozzle sleeve heating structure with a fixing part, including a hot runner body 1, the hot runner body 1 includes a hot runner shell 2, an inlet 3 is fixedly installed on the top of the hot runner shell 2, an outlet 4 is fixedly installed on the bottom end of the hot runner shell 2, a position adjustment unit is arranged inside the hot runner shell 2, and range adjustment units are arranged on both sides of the inside of the hot runner shell 2. The position adjustment unit includes a sleeve 21 fixedly installed on the upper and lower ends of the inside of the hot runner shell 2, the input end of the sleeve 21 is fixedly connected to the output end of the inlet 3, the output end of the sleeve 21 is fixedly connected to the input end of the outlet 4, and a limit vertical rod 22 is fixedly installed on the upper and lower ends of the inside right side of the hot runner shell 2. A transmission motor 23 is fixedly installed on the left side of the top of the runner housing 2, and a transmission screw 24 is fixedly installed on the output end of the transmission motor 23. The other end of the transmission screw 24 is rotatably installed on the bottom end of the left side inside the hot runner housing 2. A moving block 25 is movably sleeved on the outer surface of the transmission screw 24, and a brake plate 26 is provided on the inner side of the moving block 25. The right brake plate 26 is movably sleeved on the outer surface of the limiting vertical rod 22. A heating device 27 is provided on the upper and lower ends of the brake plate 26. A through hole 271 is opened in the interior of the heating device 27, and the through hole 271 is slidably sleeved on the outer surface of the sleeve 21. A heating wire 28 is fixedly installed on the bottom end of the heating device 27, and the heating wire 28 is movably sleeved on the outer surface of the sleeve 21.

[0025] Furthermore, by starting the heating device 27 and coordinating with the heating wire 28 to be wound around the outer surface of the sleeve 21, the material inside the sleeve 21 is heated, and the output end of the transmission motor 23 drives the transmission screw 24 to rotate at a uniform speed, thereby prompting the moving block 25 to move up and down. The moving block 25 drives the brake plate 26 to prompt the heating device 27 to move up and down, thereby facilitating the adjustment of the heating position of the sleeve 21. Example

[0026] like Figure 1-5 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the range adjustment unit includes a cavity 261 opened on the inner side of the brake plate 26, and a drive motor 262 is fixedly installed on the outer side of the brake plate 26 below the connection with the moving block 25, and a rotating gear 263 is fixedly installed on the output end of the drive motor 262, and the rotating gear 263 is rotatably installed in the middle position inside the cavity 261, and teeth 264 are meshed and connected on both sides of the rotating gear 263, and a lifting plate 265 is fixedly installed on the other side of the teeth 264, and one end of the lifting plates 265 on both sides passes through the upper and lower end outer surfaces of the brake plate 26 and is fixedly installed on the upper and lower internal positions of the heating device 27, and the other end of the lifting plates 265 on both sides is movably sleeved with a piston limit rod 266.

[0027] Furthermore, by driving the output end of the motor 262 to drive the rotating gear 263 to rotate at a uniform speed, the teeth 264 on both sides can drive the lifting plates 265 on both sides to move in the opposite direction. The other ends of the lifting plates 265 on both sides are used to contact the upper and lower ends of the heating device 27, so that the heating wire 28 is stretched, which facilitates the adjustment of the heating range of the heating wire 28.

[0028] The working principle of the hot runner hot nozzle sleeve heating structure with a fixing part is described in detail below.

[0029] like Figure 1-5 As shown, when in use, the heating device 27 is started and the heating wire 28 is wound around the outer surface of the sleeve 21 to heat the material inside the sleeve 21. The output end of the transmission motor 23 drives the transmission screw 24 to rotate at a uniform speed, thereby prompting the moving block 25 to move up and down. The moving block 25 drives the brake plate 26 to prompt the heating device 27 to move up and down, which is convenient for adjusting the heating position of the sleeve 21. The output end of the driving motor 262 drives the rotating gear 263 to rotate at a uniform speed, which can prompt the teeth 264 on both sides to drive the lifting plates 265 on both sides to move in the opposite direction. The other ends of the lifting plates 265 on both sides are used to resist the upper and lower ends of the heating device 27, so that the heating wire 28 is stretched, which is convenient for adjusting the heating range of the heating wire 28.

[0030] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A hot runner nozzle sleeve heating structure with a fixing part, comprising a hot runner body (1), characterized in that: The hot runner body (1) comprises a hot runner shell (2), an inlet (3) is fixedly mounted on the top of the hot runner shell (2), and an outlet (4) is fixedly mounted on the bottom of the hot runner shell (2); A position adjustment unit is arranged inside the hot runner housing (2), and range adjustment units are arranged on both sides inside the hot runner housing (2).

2. A hot runner nozzle sleeve heating structure with a fixing member according to claim 1, characterized in that: The position adjustment unit comprises a sleeve (21) fixedly mounted on the upper and lower ends of the interior of the hot runner housing (2), the input end of the sleeve (21) being fixedly connected to the output end of the inlet (3), and the output end of the sleeve (21) being fixedly connected to the input end of the outlet (4).

3. A hot runner nozzle sleeve heating structure with a fixing member according to claim 2, characterized in that: A limit vertical rod (22) is fixedly mounted on the upper and lower ends of the right interior of the hot runner housing (2), a transmission motor (23) is fixedly mounted on the left top of the hot runner housing (2), a transmission screw (24) is fixedly mounted on the output end of the transmission motor (23), and the other end of the transmission screw (24) is rotatably mounted on the bottom end of the left interior of the hot runner housing (2).

4. A hot runner nozzle sleeve heating structure with a fixing member according to claim 3, characterized in that: A moving block (25) is movably sleeved on the outer surface of the transmission screw rod (24), a brake plate (26) is provided on the inner side of the moving block (25), the brake plate (26) on the right side is movably sleeved on the outer surface of the limiting vertical rod (22), and a heating device (27) is provided on the upper and lower ends of the brake plate (26).

5. A hot runner nozzle sleeve heating structure with a fixing member according to claim 4, characterized in that: A through hole (271) is provided inside the heating device (27), and the through hole (271) is slidably sleeved on the outer surface of the sleeve (21). A heating wire (28) is fixedly mounted on the bottom end of the heating device (27), and the heating wire (28) is movably sleeved on the outer surface of the sleeve (21).

6. A hot runner nozzle sleeve heating structure with a fixing member according to claim 1, characterized in that: The range adjustment unit comprises a cavity (261) opened on the inner side of a brake plate (26); a drive motor (262) is fixedly mounted on the outer side of the brake plate (26) below the connection point of the moving block (25); a rotating gear (263) is fixedly mounted on the output end of the drive motor (262); and the rotating gear (263) is rotatably mounted at a middle position inside the cavity (261).

7. A hot runner nozzle sleeve heating structure with a fixing member according to claim 6, characterized in that: The rotating gear (263) is meshed with teeth (264) on both sides, and a lifting plate (265) is fixedly installed on the other side of the teeth (264). One end of the lifting plates (265) on both sides penetrates the upper and lower end outer surfaces of the brake plate (26) and is fixedly installed at the upper and lower internal positions of the heating device (27). The other end of the lifting plates (265) on both sides is movably sleeved with a piston limit rod (266).

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