Titanium alloy wire drawing furnace heat recycling device

Abstract

The utility model relates to the technical field of alloy wire drawing furnaces, in particular to a titanium alloy wire drawing furnace heat recycling device which comprises a wire drawing furnace body, a raw material box and a heating box which are communicated with each other are connected to the front side of the wire drawing furnace body, and a coil heating pipe is connected into the heating box. The drawing furnace is characterized in that a heat conduction pipeline is connected between the top of the raw material box and the top of the heating box, the drawing furnace main body is respectively connected with a first gas guide channel and a second gas guide channel below the raw material box and the heating box, and a plurality of ventilation channels are arranged between the first gas guide channel and the second gas guide channel. Compared with the prior art, the utility model has the advantages that hot air in the heating box can be circulated into the raw material box through the internal air circulation structure, and the front-end preheating operation is carried out while the rear-end heating operation is carried out, so that the heat generated by the heating box can be recycled.

Description

Technical Field

[0001] The utility model relates to the technical field of alloy wire drawing furnaces, in particular to a heat recovery and utilization device for a titanium alloy wire drawing furnace. Background Art

[0002] Wire drawing machine, also known as wire drawing machine or wire drawing machine, is a mechanical equipment that draws wire rod materials into filaments or draws thicker rods into thinner ones. Wire drawing machines are widely used in many industries, including machinery manufacturing, hardware processing, petrochemical industry, plastics, bamboo and wood products, wires and cables, etc.

[0003] For some metal and alloy wire drawing machines, for example, titanium alloy, a material with higher strength, often needs to be heated and annealed at the front before drawing. Traditionally, the material is heated and annealed with an open flame and then placed on the wire drawing machine for drawing. Now, basically, the machine is set up with front-end heating and annealing and back-end direct wire drawing. In this way, a large amount of heat will be generated during the heating stage, and this heat will cause greater losses. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a heat recovery and utilization device for a titanium alloy wire drawing furnace which can reduce heat loss in view of the deficiencies in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a heat recovery and utilization device for a titanium alloy wire drawing furnace, comprising a wire drawing furnace body, wherein the front side of the wire drawing furnace body is connected with a raw material box and a heating box which are interconnected, and the heating box is connected with a coil heating pipe, characterized in that: a heat conduction pipe is connected between the raw material box and the top of the heating box, the wire drawing furnace body is located below the raw material box and the heating box and is respectively connected with a first air guide channel and a second air guide channel, and a plurality of ventilation channels are provided between the first air guide channel and the second air guide channel;

[0006] A first bearing frame and a second bearing frame are connected in the ventilation channel, a rotating shaft is rotatably connected between the first bearing frame and the second bearing frame, an exhaust blade is connected to the rotating shaft, a supporting rotating shaft that passes through multiple ventilation channels is connected to the bottom of the wire drawing furnace body, the rotating shaft extends to the outside and is connected to a first bevel gear, a second bevel gear meshing with the first bevel gear is connected to the supporting rotating shaft, and a driving motor that drives the supporting rotating shaft to rotate is connected to the bottom of the outer side of the wire drawing furnace body.

[0007] Furthermore, the wire drawing furnace body is internally connected with a plurality of bearing seats for supporting the rotation of the supporting shaft, so as to facilitate the stable rotation operation of the supporting shaft.

[0008] Furthermore, the top plate of the raw material box is connected with a plurality of heat exhaust pipes, and the heat exhaust pipes are connected with heat exhaust electric control valves to facilitate the exhaust of hot gas.

[0009] Furthermore, an air distribution plate is connected to the bottom of the first air guide channel, a plurality of air outlet openings are provided at the top of the air distribution plate, the air distribution plate is connected to an air guide pipe extending to the outside, the air guide pipe is extended to the outside and is connected to an air pump, the air pump is connected to an air extraction pipe, and the air extraction pipe is connected to an air intake electric control valve, so as to facilitate the auxiliary rapid discharge of hot air.

[0010] Furthermore, the raw material box and the heating box are both connected with temperature sensors to facilitate the operation of sensing the internal temperature.

[0011] The advantage of the heat recovery device for a titanium alloy wire drawing furnace of the utility model over the prior art is that the utility model can circulate the hot air in the heating box to the raw material box through the internal air circulation structure, and perform front-end preheating while heating the rear end, thereby recovering the heat generated by the heating box. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a structural schematic diagram of a heat recovery and utilization device for a titanium alloy wire drawing furnace.

[0013] Figure 2 The utility model is a side sectional structural schematic diagram of a heat recovery and utilization device for a titanium alloy wire drawing furnace.

[0014] Figure 3 The utility model is a schematic diagram of the top cross-sectional structure of a heat recovery and utilization device for a titanium alloy wire drawing furnace.

[0015] Figure 4 yes Figure 3 Schematic diagram of the structure of part A.

[0016] As shown in the figure: 1. Wire drawing furnace body; 2. Raw material box; 3. Heating box; 4. Heat conduction pipe; 5. Coil heating tube; 6. First air guide channel; 7. Second air guide channel; 8. Ventilation channel; 9. First bearing frame; 10. Second bearing frame; 11. Rotating shaft; 12. Exhaust blade; 13. First bevel gear; 14. Support rotating shaft; 15. Second bevel gear; 16. Bearing seat; 17. Driving motor; 18. Exhaust pump; 19. Exhaust pipe; 20. Air guide pipe; 21. Air distribution plate; 22. Air outlet; 23. Heat exhaust pipe; 24. Air inlet electric control valve; 25. Heat exhaust electric control valve; 26. Temperature sensor. DETAILED DESCRIPTION

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0018] Combined with Figure 1-4 A heat recovery and utilization device for a titanium alloy wire drawing furnace comprises a wire drawing furnace main body 1. The front side of the wire drawing furnace main body 1 is connected with a raw material box 2 and a heating box 3 which are interconnected. At the same time, there are annealing and wire drawing boxes at the rear end. This is a common prior art and will not be elaborated on. A temperature sensor 26 is connected inside the raw material box 2 and the heating box 3. A coil heating tube 5 is connected inside the heating box 3. A heat conduction pipe 4 is connected between the top of the raw material box 2 and the heating box 3. The wire drawing furnace main body 1 is located below the raw material box 2 and the heating box 3 and is respectively connected with a first air guide channel 6 and a second air guide channel 7. A plurality of ventilation channels 8 are provided between the first air guide channel 6 and the second air guide channel 7.

[0019] In specific implementation: by setting a heat conduction pipe 4, a first air guide channel 6 and a second air guide channel 7 between the raw material box 2 and the heating box 3, and cooperating with multiple ventilation channels 8, the heat in the heating box 3 can be input into the raw material box 2.

[0020] Combined with Figure 2-4 A first bearing frame 9 and a second bearing frame 10 are connected in the ventilation channel 8, a rotating shaft 11 is rotatably connected between the first bearing frame 9 and the second bearing frame 10, an exhaust blade 12 is connected to the rotating shaft 11, a supporting rotating shaft 14 that passes through multiple ventilation channels 8 is connected at the bottom of the wire drawing furnace main body 1, the rotating shaft 11 extends to the outside and is connected with a first bevel gear 13, a second bevel gear 15 that meshes with the first bevel gear 13 is connected to the supporting rotating shaft 14, a driving motor 17 that drives the supporting rotating shaft 14 to rotate is connected to the bottom of the outer side of the wire drawing furnace main body 1, and a plurality of bearing seats 16 for supporting the rotation of the supporting rotating shaft 14 are connected inside the wire drawing furnace main body 1.

[0021] During specific implementation: because in a high-temperature pipe, if the blades are driven directly by a motor, the motor will be damaged. In this application, the driving motor 17 drives the rotation of the supporting shaft 14, and the supporting shaft 14 drives the rotation of multiple second bevel gears 15, which cooperate with the rotation of the meshing first bevel gear 13 and the rotating shaft 11, and cooperate with the exhaust blades 12 to perform hot air circulation operations.

[0022] Combined with Figure 2-4The top plate of the raw material box 2 is connected with a plurality of heat exhaust pipes 23, and the heat exhaust pipes 23 are connected with a heat exhaust electric control valve 25. The bottom of the first air guide channel 6 is connected with an air distribution plate 21, and the top of the air distribution plate 21 is provided with a plurality of air outlet pipe openings 22. The air distribution plate 21 is connected with an air guide pipe 20 extending to the outside, and the air guide pipe 20 extends to the outside and is connected with an air pump 18, and the air pump 18 is connected with an air extraction pipe 19, and the air extraction pipe 19 is connected with an air intake electric control valve 24.

[0023] During specific implementation: due to the hot air circulation, the relative temperature in the raw material box 2 is relatively high. Therefore, when replacing the raw materials, the vacuum pump 18 can be started to extract external gas input, and then the heat exhaust electric control valve 25 can be started to open the heat exhaust pipe 23 for hot gas output, so as to quickly reduce the heat in the raw material box 2.

[0024] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A heat recovery device for a titanium alloy wire drawing furnace, comprising a wire drawing furnace body (1), wherein the front side of the wire drawing furnace body (1) is connected to a raw material box (2) and a heating box (3) which are interconnected, and a coil heating tube (5) is connected to the heating box (3), wherein: A heat-conducting pipe (4) is connected between the top of the raw material box (2) and the heating box (3); the wire drawing furnace body (1) is located below the raw material box (2) and the heating box (3) and is respectively connected with a first air guide channel (6) and a second air guide channel (7); and a plurality of ventilation channels (8) are provided between the first air guide channel (6) and the second air guide channel (7); A first bearing frame (9) and a second bearing frame (10) are connected in the ventilation channel (8); a rotating shaft (11) is rotatably connected between the first bearing frame (9) and the second bearing frame (10); an exhaust blade (12) is connected to the rotating shaft (11); a supporting shaft (14) that passes through a plurality of ventilation channels (8) is connected to the bottom of the wire drawing furnace body (1); the rotating shaft (11) extends to the outside and is connected to a first bevel gear (13); a second bevel gear (15) that meshes with the first bevel gear (13) is connected to the supporting shaft (14); a driving motor (17) that drives the supporting shaft (14) to rotate is connected to the bottom of the outside of the wire drawing furnace body (1).

2. The heat recovery device for titanium alloy wire drawing furnace according to claim 1 is characterized in that: The wire drawing furnace body (1) is internally connected with a plurality of bearing seats (16) for supporting the rotation of the rotating shaft (14).

3. The heat recovery device for titanium alloy wire drawing furnace according to claim 1 is characterized in that: The top plate of the raw material box (2) is connected to a plurality of heat exhaust pipes (23), and the heat exhaust pipes (23) are connected to heat exhaust electric control valves (25).

4. The heat recovery device for titanium alloy wire drawing furnace according to claim 1 is characterized in that: The bottom of the first air guide channel (6) is connected to an air distribution plate (21), the top of the air distribution plate (21) is provided with a plurality of air outlets (22), the air distribution plate (21) is connected to an air guide pipe (20) extending to the outside, the air guide pipe (20) extending to the outside is connected to an air pump (18), the air pump (18) is connected to an air extraction pipe (19), and the air extraction pipe (19) is connected to an air intake electric control valve (24).

5. The heat recovery device for titanium alloy wire drawing furnace according to claim 1 is characterized in that: The raw material box (2) and the heating box (3) are both connected with a temperature sensor (26).

Images