Hot plate of injection machine

Abstract

The utility model provides a hot plate of an injection machine, which relates to the technical field of injection machines and comprises a heating device, a heat source device is arranged on the heating device and comprises a first heating pipe, a second heating pipe and a third heating pipe, the first heating pipe is connected with the second heating pipe, and the third heating pipe is connected with the third heating pipe. The second heating pipe is connected with the third heating pipe, and the first heating pipe, the second heating pipe and the third heating pipe are different in heating power. According to the utility model, the heat sensor is arranged on the heating device and is used for detecting the real-time temperature of a product or each part of the heat source device, and the plurality of heating pipes are provided with different heating sources, so that the first heating pipe, the second heating pipe and the third heating pipe can be heated according to the temperature of each part; and the temperature balance of each area is ensured, and the overall heating effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molding machines, and more specifically, particularly relates to a hot plate of an injection molding machine. Background Art

[0002] A rubber injection molding machine is the main molding equipment for making various shaped rubber products from thermosetting rubber using a rubber molding die. During the working process of the injection molding machine, it is necessary to roll the strip-shaped rubber raw material into the internal storage barrel for plasticization and then inject it into the injection barrel. Then, the rubber in the injection barrel is injected into the rubber mold by the injection component, so that the rubber vulcanizes and forms in the mold, and then different shaped rubber products are produced.

[0003] Based on the above, the inventor found the following problems: Most of the heating plates of injection molding machines are heated by a complete pipeline for heat sources. In actual use, due to the pipeline length problem, heat loss will occur during the heating process, and the temperature difference between the two ends of the heating pipeline is relatively large, which is not conducive to improving the overall heating effect.

[0004] Therefore, in view of this, research and improvement are carried out on the existing structure and deficiencies, and a hot plate of an injection molding machine is provided, in order to achieve a more practical value purpose. Content of the Utility Model

[0005] In order to solve the above technical problems, the utility model provides a hot plate of an injection molding machine to solve the problem that the temperature difference between the two ends of the existing heating pipeline is relatively large, which is not conducive to improving the overall heating effect.

[0006] The purpose and effect of a hot plate of an injection molding machine of the utility model are achieved by the following specific technical means:

[0007] A hot plate of an injection molding machine includes a heating device, and a heat source device is arranged on the heating device. The heat source device includes a first heating pipe, a second heating pipe, and a third heating pipe. The first heating pipe and the second heating pipe are connected, the second heating pipe and the third heating pipe are connected, and the heating powers of the first heating pipe, the second heating pipe, and the third heating pipe are different.

[0008] Further, an installation plate is also installed on the heating device, and a notch is opened on the installation plate.

[0009] Further, the number of the heat source devices is multiple groups, which are uniformly distributed inside the heating device.

[0010] Further, a bottom plate is installed on the heating device, and the heat source device is installed on the bottom plate.

[0011] Further, thermocouples are arranged between multiple groups of the heat source devices. The thermocouples are located inside the heating device. The number of the thermocouples is six, and the six thermocouples are respectively located in multiple areas of the heating device.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the utility model, a heat sensor is installed on the heating device to detect the real-time temperature of each part of the product or the heat source device. Multiple heating tubes are equipped with different heating heat sources, and the first heating tube, the second heating tube and the third heating tube can be heated according to the temperature of each part, so as to ensure the temperature balance of each area and improve the overall heating effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is an internal assembly schematic diagram of a hot plate of an injection machine according to the utility model.

[0015] Figure 2 is an overall upper schematic diagram of a hot plate of an injection machine according to the utility model.

[0016] Figure 3 is an overall lower schematic diagram of a hot plate of an injection machine according to the utility model.

[0017] In the figure, the corresponding relationship between the component names and the drawing reference numerals is as follows:

[0018] 1, heating device; 2, heat source device; 201, first heating tube; 202, second heating tube; 203, third heating tube; 3, notch; 4, mounting plate; 5, bottom plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] The following further describes in detail the embodiments of the utility model with reference to the drawings. The following embodiments are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0020] In the description of the utility model, unless otherwise specified, "a plurality of" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation of the utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "connected" and "connected" should be understood in a broad sense. For example, it 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 directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. Embodiment

[0022] As shown in the attached Figure 1 to the attached Figure 3 as shown:

[0023] The present utility model provides a hot plate for an injection machine, which includes a heating device 1. A heat source device 2 is arranged on the heating device 1. The heat source device 2 includes a first heating tube 201, a second heating tube 202, and a third heating tube 203. The first heating tube 201 is connected to the second heating tube 202, and the second heating tube 202 is connected to the third heating tube 203. The heating powers of the first heating tube 201, the second heating tube 202, and the third heating tube 203 are different. A thermal sensor is installed on the heating device 1 to detect the real-time temperature of the product or each part of the heat source device 2. Multiple heating tubes are equipped with different heating heat sources, and the first heating tube 201, the second heating tube 202, and the third heating tube 203 can be heated according to the temperature of each part, ensuring the temperature balance of each area and improving the overall heating effect.

[0024] Wherein, a mounting plate 4 is further installed on the heating device 1, and a notch 3 is opened on the mounting plate 4 to facilitate the monitoring of the real-time temperature of each part of the heat source device 2.

[0025] Wherein, the number of the heat source devices 2 is multiple groups, which are uniformly distributed inside the heating device 1. The uniform distribution can improve the uniformity of the overall heating.

[0026] Wherein, a bottom plate 5 is installed on the heating device 1, and the heat source device 2 is installed on the bottom plate 5.

[0027] Furthermore, a thermocouple is arranged between multiple groups of the heat source devices 2. The thermocouple is located inside the heating device 1. The number of the thermocouples is six, and the six thermocouples are respectively located in multiple areas of the heating device 1. The hot plate is divided into nine areas, and then the heating is controlled by six thermocouples respectively. The specific temperature compensation is completed by program calculation.

[0028] The specific usage mode and function of this embodiment:

[0029] In the present utility model, first, the product is placed on the mounting plate 4. A thermal sensor may be installed on the heating device 1 to detect the real-time temperature of each part of the product or the heat source device 2. Multiple heating tubes are equipped with different heating heat sources, and the first heating tube 201, the second heating tube 202, and the third heating tube 203 can be heated according to the temperature level of each part, so as to ensure the temperature balance of each area and improve the overall heating effect.

[0030] The embodiments of the present utility model are given for purposes of illustration and description, and are not exhaustive or limit the present utility model to the disclosed form. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are chosen and described in order to better explain the principles and practical applications of the present utility model, and to enable those of ordinary skill in the art to understand the present utility model and design various embodiments with various modifications suitable for specific purposes.

Claims

1. A hot plate of an injection molding machine, comprising a heating device (1), characterized in that: The heating device (1) is provided with a heat source device (2), the heat source device (2) comprising a first heating tube (201), a second heating tube (202) and a third heating tube (203), the first heating tube (201) and the second heating tube (202) being connected, the second heating tube (202) and the third heating tube (203) being connected, and the first heating tube (201), the second heating tube (202) and the third heating tube (203) having different heating powers.

2. A hot plate of an injection molding machine as claimed in claim 1, characterized in that: The heating device (1) is also provided with a mounting plate (4), and the mounting plate (4) is provided with a notch (3).

3. A hot plate of an injection molding machine as claimed in claim 1, characterized in that: The heat source devices (2) are multiple in number and are evenly distributed on the inner side of the heating device (1).

4. A hot plate of an injection molding machine as claimed in claim 1, characterized in that: The heating device (1) is provided with a bottom plate (5), and the heat source device (2) is installed on the bottom plate (5).

5. A hot plate of an injection molding machine as claimed in claim 3, characterized in that: Thermocouples are arranged between the multiple groups of heat source devices (2), and the thermocouples are located inside the heating device (1). The number of the thermocouples is six, and the six thermocouples are respectively located in multiple areas of the heating device (1).

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