Multi-point temperature control heater for mesh belt furnace

Abstract

The utility model provides a multipoint temperature control heater for a mesh belt furnace, which comprises a support frame, a placing groove is arranged on the support frame, a plurality of heating wires are arranged in the placing groove, conductive wires are arranged at two ends of the plurality of heating wires, a plurality of threading holes are arranged on the support frame, and the threading holes are communicated with the placing groove. The power source supplies power to the heating wire through the electric lead, the heating wire generates heat, a wire to be machined penetrates through the wire penetrating hole, and the wire is heated through the heat. Each heating wire can be independently heated, when one heating wire is short-circuited, the workload of other heating wires is not influenced, and the processing efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of mesh belt furnace equipment, and particularly relates to a multi-point temperature control heater used for a mesh belt furnace. Background Art

[0002] At present, mesh belt furnaces are generally sintering furnaces that use a mesh belt protected by a muffle to continuously transport parts in the furnace. They are mainly used for sintering powder metallurgy products, reducing metal powders, and pre-firing, firing, or heat treatment processes of electronic products in a protective atmosphere or air. They are mainly used for sintering powder metallurgy products, reducing metal powders, and pre-firing, firing, or heat treatment processes of electronic products in a protective atmosphere or air. When processing electronic components, the mesh belt furnace mainly plays a role in sintering electronic components. Among them, the heater is one of the indispensable components of the mesh belt furnace, and the fine wire to be processed is heated by the temperature-controlled heater;

[0003] However, in the prior art, when any heating element in the temperature controller is damaged or short-circuited, the entire heater stops working, affecting the processing efficiency. This needs to be further improved.

[0004] Therefore, there is an urgent need for a multi-point temperature control heater for a mesh belt furnace. Utility Model Content

[0005] The utility model provides a multi-point temperature control heater for a mesh belt furnace, which solves the problem of low processing efficiency in the prior art.

[0006] The technical solution of the utility model is achieved in this way:

[0007] A multi-point temperature-controlled heater for a mesh belt furnace comprises a support frame, the support frame is provided with a placement groove, a plurality of heating wires are arranged in the placement groove, both ends of the plurality of heating wires are provided with conductive wires, the support frame is provided with a plurality of threading holes, a power source supplies power to the heating wires through the conductive wires, the heating wires generate heat, the wires to be processed are passed through the threading holes, and the heat heats the wires.

[0008] As a preferred embodiment, a porcelain tube is arranged in the support frame.

[0009] As a preferred embodiment, a plurality of quartz tubes are vertically arranged in the support frame.

[0010] As a preferred embodiment, the support frame is formed by solidifying a thermal insulation material, and the thermal insulation material is mullite high alumina.

[0011] As a preferred embodiment, a plurality of strip-shaped holes are formed on the bottom surface of the support frame.

[0012] As a preferred embodiment, the number of the porcelain tubes is four.

[0013] As a preferred embodiment, the quartz tube is located between two adjacent heating wires.

[0014] After adopting the above technical solution, the beneficial effects of the utility model are as follows: the utility model, (1) the heating wire generates heat, each heating wire can be heated separately, when one of the heating wires is short-circuited, it does not affect the workload of other heating wires, thereby improving the processing efficiency;

[0015] (2) The staff can choose the best heating wire to use according to the actual situation, which increases the versatility of the heater. Moreover, each heating wire is independently controlled to achieve precise temperature control. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0017] Figure 1 It is a cross-sectional view of the utility model;

[0018] Figure 2 It is a side view of the utility model;

[0019] Figure 3 It is a top view of the utility model.

[0020] In the figure, 1. support frame; 2. placement groove; 3. heating wire; 4. conductive wire; 5. threading hole; 6. porcelain tube; 7. quartz tube; 8. strip hole. DETAILED DESCRIPTION

[0021] 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 of 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.

[0022] Example:

[0023] like Figure 1-Figure 3As shown, a multi-point temperature control heater for a mesh belt furnace includes a support frame 1, wherein the support frame 1 is in the shape of a rectangular parallelepiped, and the support frame 1 is formed by solidifying a heat-insulating material. In this embodiment, the heat-insulating material is mullite high-aluminum. With this material, the support frame 1 has a good heat-insulating effect;

[0024] In this embodiment, a plurality of threading holes 5 are provided on the support frame 1, and four threading holes 5 are sequentially arranged along the length direction of the support frame 1, and the material to be transported is first transported through the four threading holes 5;

[0025] In this embodiment, a placement slot 2 is provided on the support frame 1, and the placement slot 2 is in the shape of a rectangular parallelepiped. At the same time, a plurality of heating wires 3 are arranged in the placement slot 2. At the same time, conductive wires 4 are connected to both ends of the plurality of heating wires 3. The guide wire is connected to the power supply, and the power supply supplies power to the heating wires 3. The heating wires 3 generate heat. Each heating wire 3 can be heated separately. When one of the heating wires 3 is short-circuited, the workload of other heating wires 3 is not affected. At the same time, the staff can choose how many heating wires 3 to use according to the actual situation to achieve the best use effect, thereby increasing the versatility of the heater. Moreover, each heating wire 3 is independently controlled to achieve precise temperature control.

[0026] In this embodiment, a plurality of porcelain tubes 6 are installed on the support frame 1, wherein the number of the porcelain tubes 6 is four, and the four porcelain tubes 6 increase the connection strength of the entire heater and reduce the possibility of cracks in the support frame 1;

[0027] In this embodiment, a plurality of quartz tubes 7 are vertically arranged in the support frame 1, and the plurality of quartz tubes 7 all penetrate the support frame 1, and the plurality of quartz tubes 7 are all located between the two heating wires 3, and the quartz tubes 7 have the function of penetrating the thermocouple;

[0028] In this embodiment, a plurality of strip-shaped holes 8 are provided on the bottom surface of the support frame 1;

[0029] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-point temperature control heater for a mesh belt furnace, characterized in that: The invention comprises a support frame (1), wherein a placement groove (2) is provided on the support frame (1), a plurality of heating wires (3) are arranged in the placement groove (2), both ends of the plurality of heating wires (3) are provided with conductive wires (4), and a plurality of threading holes (5) are provided on the support frame (1), a power source supplies power to the heating wires (3) through the conductive wires (4), the heating wires (3) generate heat, and the wires to be processed are passed through the threading holes (5), and the heat heats the wires.

2. The multi-point temperature control heater for mesh belt furnace according to claim 1, characterized in that: A porcelain tube (6) is arranged inside the support frame (1).

3. The multi-point temperature control heater for mesh belt furnace according to claim 1, characterized in that: A plurality of quartz tubes (7) are vertically arranged in the support frame (1).

4. The multi-point temperature control heater for mesh belt furnace according to claim 1, characterized in that: The support frame (1) is formed by solidifying a heat-insulating material, and the heat-insulating material is mullite high-aluminum.

5. The multi-point temperature control heater for mesh belt furnace according to claim 1, characterized in that: The bottom surface of the support frame (1) is provided with a plurality of strip-shaped holes (8).

6. The multi-point temperature control heater for mesh belt furnace according to claim 2, characterized in that: The number of the porcelain tubes (6) is four.

7. The multi-point temperature control heater for mesh belt furnace according to claim 3, characterized in that: The quartz tube (7) is located between two adjacent heating wires (3).

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