Thermal conductivity coefficient detection device for high-thermal-conductivity die-casting aluminum alloy

Abstract

The utility model relates to the technical field of die-casting aluminum alloy detection, in particular to a thermal conductivity coefficient detection device for high-thermal-conductivity die-casting aluminum alloy, which comprises a bottom table, an electromagnetic heating device fixedly arranged in the bottom end of a sleeve box, a sliding rail device arranged on the outer side of the bottom table, and a matched sliding table embedded and slidably arranged at the top end of the sliding rail device, a detection box is fixedly arranged at the top end of the matched sliding table, supports are fixedly arranged in the sleeve box and the detection box, the supports and the ceramic ring are fixedly arranged, the top end of the detection box fixedly communicates with a ventilation fan and a second circular pipe, the top end of the ventilation fan fixedly communicates with a first circular pipe, and a second infrared temperature detector is fixedly embedded in the top end of the detection box; a structure for detecting the thermal conductivity coefficient of the aluminum alloy rod piece is formed by the first infrared temperature detector, the spring corrugated pipe, the aluminum alloy rod, the electromagnetic heating device, the sliding rail device, the matched sliding table, the detection box, the support, the ceramic ring, the ventilation fan and the second round pipe. The first round pipe and the second infrared temperature detector form the structure for detecting the thermal conductivity coefficient of the aluminum alloy rod piece.

Description

Technical Field

[0001] The utility model relates to the technical field of die-cast aluminum alloy detection, in particular to a thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy. Background Art

[0002] Taking Al-Si alloy as an example, die-cast aluminum alloy has the characteristics of small crystallization temperature interval, large solidification latent heat and large specific heat capacity of silicon phase in the alloy, and relatively small linear shrinkage coefficient. Therefore, its casting performance is generally better than other aluminum alloys. When conducting product data analysis on alloy products, it is necessary to test the thermal conductivity of high thermal conductivity die-cast aluminum alloy.

[0003] Some thermal conductivity detection devices for die-cast aluminum alloys use a clamping and limiting method to detect aluminum alloy rods of a single length, which has poor versatility. Therefore, a thermal conductivity detection device for high thermal conductivity die-cast aluminum alloys is proposed to address the above problem. Summary of the invention

[0004] The purpose of the utility model is to provide a thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy, so as to solve the problem that some of the thermal conductivity detection devices for die-cast aluminum alloy proposed in the above background technology adopt a clamping and limiting method to detect aluminum alloy rods of a single length, and have poor versatility.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy, comprising a base, a sleeve box fixedly arranged on the top of the base, the top of the sleeve box is threadedly fixed to the outer support plate of a first infrared thermometer through an external stud, a spring bellows fixedly arranged on the outside of the sleeve box, an aluminum alloy rod is arranged inside the spring bellows, an electromagnetic heating device is fixedly arranged inside the bottom end of the sleeve box, a slide rail device is arranged on the outside of the base, a matching slide table is slidably embedded on the top of the slide rail device, a detection box is fixedly arranged on the top of the matching slide table, a bracket is fixedly arranged inside the sleeve box and the detection box, the bracket is fixedly arranged on a ceramic ring, a ventilation fan and a second round pipe are fixedly connected to the top of the detection box, the first round pipe is fixedly connected to the top of the ventilation fan, and a second infrared thermometer is fixedly embedded inside the top of the detection box.

[0007] Preferably, the interior of the top end of the first circular tube and the interior of the top end of the second circular tube are both slidably engaged with the rubber plug, and a flange is fixedly provided at one end of the spring bellows.

[0008] Preferably, there are four of the spring bellows, slide rail device, matching slide table, detection box, ventilation fan, first round tube, second round tube, flange and second infrared thermometer, and the vertical center axis of the base is the center line of the symmetrical distribution of the spring bellows, slide rail device, matching slide table, detection box, ventilation fan, first round tube, second round tube, flange and second infrared thermometer.

[0009] Preferably, the interior of the spring bellows is coated with a heat-insulating material coating, and the outer side of the aluminum alloy rod is slidably engaged with the interior of the sleeve box and the interior of the detection box.

[0010] Preferably, a flange plate provided at one end of the spring bellows is threadedly fixed to the inner wall of the detection box via an external stud, and the interior of one end of the ceramic ring is in close contact with one end of the aluminum alloy rod.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the utility model, a base, a sleeve box, a first infrared thermometer, a spring bellows, a bracket, a ceramic ring, an aluminum alloy rod, an electromagnetic heating device, a slide rail device, a matching slide, a detection box, a ventilation fan, a first round tube, a second round tube, a rubber plug, a flange and a second infrared thermometer are arranged, and a thermal insulation material coating is arranged on the inner wall of the spring bellows, so that heat loss during heat conduction can be reduced; the electromagnetic heating device arranged inside the sleeve box heats the aluminum alloy rod; the first infrared thermometer is used to display the surface temperature of one end of the aluminum alloy rod; the second infrared thermometer arranged inside the detection box monitors the surface temperature of the other end of the aluminum alloy rod; and at the same time, a plurality of groups of data comparison methods can be used to improve the detection efficiency of the same type of aluminum alloy rods, so as to solve the problem that the above-mentioned part of the die-cast aluminum alloy thermal conductivity detection device adopts a clamping and limiting method to detect the aluminum alloy rod of a single length, and has poor versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 A schematic diagram of the structure at A;

[0015] Figure 3 For this utility model Figure 1 Schematic diagram of the structure at B;

[0016] Figure 4 This is a schematic diagram of the cross-sectional structure of the utility model housing and the detection box;

[0017] Figure 5 For this utility model Figure 4 Schematic diagram of the structure at C;

[0018] Figure 6 For this utility model Figure 4 Schematic diagram of the structure at D;

[0019] Figure 7 This is a schematic diagram of the structure of the ceramic ring of the utility model;

[0020] Figure 8 This is a schematic diagram of the structure of the electromagnetic heating device of the utility model;

[0021] Fig. 9 This is a schematic diagram of the structure of the ventilation fan of the utility model.

[0022] In the figure: 1. base; 2. sleeve box; 3. first infrared thermometer; 4. spring bellows; 5. bracket; 6. ceramic ring; 7. aluminum alloy rod; 8. electromagnetic heating device; 9. slide rail device; 10. matching slide; 11. detection box; 12. ventilation fan; 13. first round tube; 14. second round tube; 15. rubber plug; 16. flange; 17. second infrared thermometer. 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.

[0024] See also Figure 1-9 , the utility model provides a technical solution:

[0025] A thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy, comprising a base 1, a sleeve box 2 is fixedly arranged on the top of the base 1, the top of the sleeve box 2 is threadedly fixed to the outer support plate of a first infrared thermometer 3 through an external stud, a spring bellows 4 is fixedly arranged on the outside of the sleeve box 2, an aluminum alloy rod 7 is arranged inside the spring bellows 4, an electromagnetic heating device 8 is fixedly arranged inside the bottom end of the sleeve box 2, a slide rail device 9 is arranged on the outside of the base 1, a matching slide table 10 is slidably embedded on the top of the slide rail device 9, a detection box 11 is fixedly arranged on the top of the matching slide table 10, a bracket 5 is fixedly arranged inside the sleeve box 2 and the detection box 11, the bracket 5 is fixedly arranged with a ceramic ring 6, a ventilation fan 12 and a second round tube 14 are fixedly connected to the top of the detection box 11, the first round tube 13 is fixedly connected to the top of the ventilation fan 12, and a second infrared thermometer 17 is fixedly embedded inside the top of the detection box 11.

[0026] like Figure 2 , 3, 5, 6, 7, 8 and 9, by setting the base 1, the sleeve box 2, the first infrared thermometer 3, the spring bellows 4, the bracket 5, the ceramic ring 6, the aluminum alloy rod 7, the electromagnetic heating device 8, the slide rail device 9, the matching slide 10, the detection box 11, the ventilation fan 12, the first round tube 13, the second round tube 14, the rubber plug 15, the flange 16 and the second infrared thermometer 17, wherein the top of the first round tube 13 and the top of the second round tube 14 are embedded with the rubber plug 15 The spring bellows 4 is provided with a flange 16 fixed at one end thereof; the spring bellows 4, the slide rail device 9, the matching slide 10, the detection box 11, the ventilation fan 12, the first round tube 13, the second round tube 14, the flange 16 and the second infrared temperature detector 17 are all four, and the vertical center axis of the base 1 is the spring bellows 4, the slide rail device 9, the matching slide 10, the detection box 11, the ventilation fan 12, the first round tube 13, the second round tube 14, the flange 16 and the second infrared temperature detector 17. The center line of the symmetrical distribution of the temperature controller 17; the interior of the spring bellows 4 is coated with a thermal insulation material coating, and the outer side of the aluminum alloy rod 7 is slidably embedded in the interior of the sleeve box 2 and the interior of the detection box 11; the flange 16 arranged at one end of the spring bellows 4 is fixedly set with the inner wall thread of the detection box 11 through an external stud, and the interior of one end of the ceramic ring 6 is in contact with one end of the aluminum alloy rod 7, the matching slide 10 is embedded and slid with the slide rail device 9, and the detection box 11 is manually pushed and released along the direction of the slide rail device 9. The ceramic ring 6 arranged inside the detection box 11 is fitted and limited to the other end of the aluminum alloy rod 7, and the flange 16 arranged at one end of the spring bellows 4 is fixedly set with the inner wall thread of the detection box 11 through an external stud. The thermal insulation material coating arranged on the inner wall of the spring bellows 4 can reduce the heat loss during the heat conduction process. The ventilation fan 12 is an exhaust fan device with a small drive motor arranged inside. Pulling out the rubber plug 15 and starting the ventilation fan 12 can ventilate the heat inside the detection box 11, which is convenient for subsequent repeated detection.

[0027] Working process: The utility model provides a thermal conductivity detection device which can simultaneously compare and set aluminum alloy rods 7 of various lengths. The aluminum alloy rod 7 is placed in the spring bellows 4 and pushed toward one side of the casing 2. The spring bellows 4 has a good flexible expansion and contraction effect until one end of the aluminum alloy rod 7 is fitted with a ceramic ring 6 set inside the casing 2 and limited. The matching slide 10 is fitted and slid with the slide rail device 9. The detection box 11 is manually pushed and placed along the direction of the slide rail device 9. The ceramic ring 6 set inside the detection box 11 fits the other end of the aluminum alloy rod 7 and limits the position. The spring bellows 4 A flange 16 arranged at one end is fixedly arranged with an external stud and an inner wall thread of the detection box 11. The heat loss during heat conduction can be reduced by a thermal insulation material coating arranged on the inner wall of the spring bellows 4. The electromagnetic heating device 8 arranged inside the sleeve box 2 heats the aluminum alloy rod 7. The first infrared thermometer 3 is used to display the surface temperature of one end of the aluminum alloy rod 7. The second infrared thermometer 17 arranged inside the detection box 11 monitors the surface temperature of the other end of the aluminum alloy rod 7. At the same time, multiple sets of data can be compared to improve the detection efficiency of similar aluminum alloy rods 7.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy, comprising a base (1), characterized in that: A sleeve box (2) is fixedly arranged at the top of the base (1), the top of the sleeve box (2) is threadedly fixed to the outer support plate of the first infrared thermometer (3) through an external stud, a spring bellows (4) is fixedly arranged on the outside of the sleeve box (2), an aluminum alloy rod (7) is arranged inside the spring bellows (4), an electromagnetic heating device (8) is fixedly arranged inside the bottom end of the sleeve box (2), a slide rail device (9) is arranged on the outside of the base (1), and a matching slide is slidably engaged with the top of the slide rail device (9). (10), a detection box (11) is fixedly arranged at the top of the matching slide (10), a bracket (5) is fixedly arranged inside the sleeve box (2) and the detection box (11), the bracket (5) is fixedly arranged with the ceramic ring (6), the top of the detection box (11) is fixedly connected to a ventilation fan (12) and a second round tube (14), the top of the ventilation fan (12) is fixedly connected to the first round tube (13), and a second infrared thermometer (17) is fixedly arranged inside the top of the detection box (11).

2. According to claim 1, a thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy, characterized in that: The interior of the top end of the first circular tube (13) and the interior of the top end of the second circular tube (14) are both slidably engaged with the rubber plug (15), and a flange (16) is fixedly provided at one end of the spring bellows (4).

3. According to claim 2, a thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy, characterized in that: The spring bellows (4), the slide rail device (9), the matching slide table (10), the detection box (11), the ventilation fan (12), the first round tube (13), the second round tube (14), the flange (16) and the second infrared thermometer (17) are four in number, and the vertical center axis of the base (1) is the center line of symmetrical distribution of the spring bellows (4), the slide rail device (9), the matching slide table (10), the detection box (11), the ventilation fan (12), the first round tube (13), the second round tube (14), the flange (16) and the second infrared thermometer (17).

4. According to claim 1, a thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy, characterized in that: The spring bellows (4) is coated with a heat-insulating material coating, and the outer side of the aluminum alloy rod (7) is slidably engaged with the inside of the sleeve box (2) and the inside of the detection box (11).

5. The thermal conductivity detection device for high thermal conductivity die-cast aluminum alloy according to claim 2, characterized in that: A flange (16) provided at one end of the spring bellows (4) is threadedly fixed to the inner wall of the detection box (11) via an external stud, and the interior of one end of the ceramic ring (6) is in close contact with one end of the aluminum alloy rod (7).

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