High-temperature wear experiment device for large casting

Abstract

The invention relates to the technical field of high-temperature wear testing of castings, in particular to a high-temperature wear experimental device for large castings. Comprising a mounting seat, a box body, a micro pneumatic press, a mounting block, a protective door, a pulling groove, a connecting block, an electric control box, a telescopic rod, a placement plate, a driving motor, a high-temperature box, a mounting groove, a PLC control panel, a thermocouple, an electric heater, a water outlet, a control valve, a motor box, a sliding groove, a sliding block, a rotating shaft, a connecting plate, a friction wheel, an extending rod, a groove, a shock absorber, a damping medium, a shock absorption spring, a fixing plate and a threaded groove. A mounting block is fixedly mounted at the bottom end of the mounting seat; a protective door is fixedly mounted at the front end of the box body; a pulling groove is fixedly formed in the front end of the protective door; a connecting block is fixedly mounted at one end of the protective door; an electric control box is fixedly installed at one end of the box body, and a telescopic rod is fixedly installed in the box body.

Description

Technical Field

[0001] The invention relates to the technical field of high-temperature wear testing of castings, in particular to a high-temperature wear testing device for large castings. Background Art

[0002] Castings are metal shaped objects obtained by various casting methods, that is, the smelted liquid metal is poured into a pre-prepared mold by pouring, injection, suction or other casting methods, and then cooled and polished to obtain objects with a certain shape, size and performance.

[0003] However, each time castings are produced, a sampling wear test needs to be carried out on the same batch of castings. The commonly used casting testing device does not have a very accurate measurement basis, which has a certain impact during use. In addition, the device lacks a shock-absorbing device, which makes the parts of the device easy to loosen.

[0004] In view of this, research and improvement are conducted on the existing problems, and a high-temperature wear test device for large castings is provided. The thermocouple and electric heater are controlled by a PLC control board, so that the high-temperature box can be heated and the temperature can be controlled. When the placement plate is extended downward by the telescopic rod, the placement plate will be extended into the high-temperature box. The rotating shaft is driven by the driving motor, and the slider at one end of the connecting plate rotates and slides in the slide groove, so that the friction wheel on the connecting plate performs a wear test on the casting inside the placement plate. The purpose is to solve the problem and improve the practical value through this technology. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings in the prior art and to provide a high temperature wear test device for large castings.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] A high temperature wear test device for large castings, comprising: a mounting seat, a box, a micro pneumatic press, a mounting block, a protective door, a pulling groove, a connecting block, an electric control box, a telescopic rod, a placement plate, a driving motor, a high temperature box, a mounting groove, a PLC control board, a thermocouple, an electric heater, a drain port, a control valve, a motor box, a slide groove, a slider, a rotating shaft, a connecting plate, a friction wheel, an insertion rod, a groove, a shock absorber, a damping medium, a shock absorbing spring, a fixing plate, a threaded groove, and a bolt. The upper end of the mounting seat is fixedly mounted with a box, and the A micro-pneumatic press is fixedly installed on the upper end of the box body, a mounting block is fixedly installed on the bottom end of the mounting seat, a protective door is fixedly installed on the positive end of the box body, a pulling groove is fixedly installed on the positive end of the protective door, a connecting block is fixedly installed on one end of the protective door, an electric control box is fixedly installed on one end of the box body, a telescopic rod is fixedly installed inside the box body, a placement plate is fixedly installed on the lower end of the telescopic rod, a driving motor is fixedly installed on one end of the placement plate, a high-temperature box is fixedly installed inside the box body, and the electric The control box is fixedly provided with an installation groove inside, a PLC control board is fixedly provided inside the installation groove, a thermocouple is fixedly provided at one end of the PLC control board, an electric heater is fixedly provided at one end of the PLC control board, a drain port is fixedly provided at one end of the high temperature box, a control valve is fixedly provided at the outer wall of the drain port, a motor box is fixedly provided at the outer end of the drive motor, a slide slot is fixedly provided inside the placement plate, a slider is slidably provided inside the slide slot, a rotating shaft is fixedly provided at one end of the drive motor, a connecting plate is fixedly provided at one end of the slider, a friction wheel is provided at one end of the connecting plate, an insertion rod is fixedly provided inside the placement plate, a groove is fixedly provided inside the mounting block, a shock absorber is fixedly provided inside the groove, a damping medium is fixedly provided at the lower end of the shock absorber, a shock absorbing spring is fixedly provided at the lower end of the shock absorbing spring, a fixing plate is fixedly provided at the lower end of the shock absorbing spring, a threaded groove is provided inside the fixing plate, and a bolt is threadedly connected inside the threaded groove.

[0008] As a further description of the above technical solution:

[0009] The size of the box body is larger than that of the mounting seat and is arranged at the upper end of the mounting seat. The position of the micro pneumatic press is set in the middle of the upper end of the box body and is interconnected with the placement plate. The number of the mounting blocks is set to four groups and all are arranged at the lower end of the mounting seat.

[0010] As a further description of the above technical solution:

[0011] The electric control box is located at one end of the box body and is interconnected with the high temperature box. The number of telescopic rods is set to four groups and is arranged inside the box body. The number of driving motors is set to two groups and is arranged inside the motor box.

[0012] As a further description of the above technical solution:

[0013] The high temperature box is located at the bottom of the box body and is interconnected with the upper end of the mounting base. The drain outlet passes through the interior of the box body and is interconnected with the high temperature box. The number of motor boxes is set to two groups and is located on the outer wall of the driving motor and is interconnected with the placement plate.

[0014] As a further description of the above technical solution:

[0015] The number of the slide grooves is set to two groups, and both are arranged inside one end of the placement plate. The number of the sliders is set to two groups, and are arranged inside the slide grooves. The number of the connecting plates is set to two groups, and are arranged at one end of the slider.

[0016] As a further description of the above technical solution:

[0017] The number of the friction wheels is set to two groups and is arranged at one end of the connecting plate, the number of the extending rods is set to two groups and is both arranged at one end close to the inside of the friction wheel, and the number of the grooves is set to four groups and is opened inside the mounting block.

[0018] As a further description of the above technical solution:

[0019] The number of the shock absorbers is set to four groups and arranged inside the groove, the number of the damping media is set to four groups and arranged at the bottom end of the shock absorber, and the number of the shock absorbing springs is set to four groups and interconnected with the damping media.

[0020] As a further description of the above technical solution:

[0021] The number of the fixing plates is set to four groups and they are interconnected with the shock absorbing springs. The number of the thread grooves is set to several and they are arranged inside the fixing plates. The number of the bolts is set to several and they are threadedly connected inside the thread grooves.

[0022] The present invention has the following beneficial effects:

[0023] 1. The thermocouple and electric heater are controlled by the PLC control board, so that the high temperature box can be heated and the temperature can be controlled. When the placement plate is extended downward by the telescopic rod, the placement plate will be extended into the high temperature box. The rotating shaft is driven by the driving motor, and the slider at one end of the connecting plate rotates and slides in the slide groove, so that the friction wheel on the connecting plate performs wear test on the casting inside the placement plate.

[0024] 2. Through the setting of shock absorbers, damping media and shock-absorbing springs, the box body and the mounting seat can be shock-proof and earthquake-resistant, and the cooperation of the shock absorber, damping media and shock-absorbing springs can produce a shock-absorbing effect. Through the setting of fixing plates, threaded grooves and bolts, the box body and the mounting seat can be fixed and can also be easily disassembled. Through the setting of drain ports and control valves, the water in the high-temperature box can be discharged, and through the setting of the high-temperature box, high-temperature tests can be performed on castings. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the overall structure of a high-temperature wear test device for large castings proposed by the present invention;

[0026] Figure 2 A plan view of a high temperature wear test device for large castings proposed by the present invention;

[0027] Figure 3 A side view of a high temperature wear test device for large castings proposed by the present invention;

[0028] Figure 4 This is a plan view of the interior of a placement plate of a high-temperature wear test device for large castings proposed by the present invention;

[0029] Figure 5 This is an enlarged view of point A of a high-temperature wear test device for large castings proposed by the present invention.

[0030] Legend:

[0031] 1. Mounting base; 2. Box body; 3. Micro pneumatic press; 4. Mounting block; 5. Protective door; 6. Pulling groove; 7. Connecting block; 8. Electric control box; 9. Telescopic rod; 10. Placement plate; 11. Drive motor; 12. High temperature box; 13. Mounting groove; 14. PLC control board; 15. Thermocouple; 16. Electric heater; 17. Drain port; 18. Control valve; 19. Motor box; 20. Slide groove; 21. Slider; 22. Rotating shaft; 23. Connecting plate; 24. Friction wheel; 25. Insert rod; 26. Groove; 27. Shock absorber; 28. Damping medium; 29. ​​Shock-absorbing spring; 30. Fixing plate; 31. Threaded groove; 32. Bolt. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "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 a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] Reference Figure 1-5 , an embodiment provided by the present invention:

[0035] A high temperature wear test device for large castings, comprising: a mounting seat 1, a box body 2, a micro pneumatic press 3, a mounting block 4, a protective door 5, a pulling groove 6, a connecting block 7, an electric control box 8, a telescopic rod 9, a placement plate 10, a drive motor 11, a high temperature box 12, a mounting groove 13, a PLC control board 14, a thermocouple 15, an electric heater 16, a drain port 17, a control valve 18, a motor box 19, a slide 20, a slider 21, a rotating shaft 22, a connecting plate 23, a friction wheel 24, an insertion rod 25, a groove 26, a shock absorber 27, a damping medium 28, a shock absorbing spring 29, and a fixing plate 3 0, thread groove 31, bolt 32, the upper end of the mounting seat 1 is fixedly mounted with a box body 2, the upper end of the box body 2 is fixedly mounted with a micro pneumatic press 3, the bottom end of the mounting seat 1 is fixedly mounted with a mounting block 4, the positive end of the box body 2 is fixedly mounted with a protective door 5, the positive end of the protective door 5 is fixedly mounted with a pulling groove 6, one end of the protective door 5 is fixedly mounted with a connecting block 7, one end of the box body 2 is fixedly mounted with an electric control box 8, the inside of the box body 2 is fixedly mounted with a telescopic rod 9, the lower end of the telescopic rod 9 is fixedly mounted with a placement plate 10, one end of the placement plate 10 is fixedly mounted with a drive motor 11, the inside of the box body 2 is fixedly mounted A high temperature box 12 is installed, a mounting groove 13 is fixedly installed inside the electric control box 8, a PLC control board 14 is fixedly installed inside the mounting groove 13, a thermocouple 15 is fixedly installed at one end of the PLC control board 14, an electric heater 16 is fixedly installed at one end of the PLC control board 14, a drain port 17 is fixedly installed at one end of the high temperature box 12, a control valve 18 is fixedly installed on the outer wall of the drain port 17, a motor box 19 is fixedly installed at the outer end of the drive motor 11, a slide groove 20 is fixedly installed inside the placement plate 10, a slider 21 is slidably installed inside the slide groove 20, and one end of the drive motor 11 A rotating shaft 22 is fixedly installed, a connecting plate 23 is fixedly installed at one end of the slider 21, a friction wheel 24 is provided at one end of the connecting plate 23, an insertion rod 25 is fixedly installed inside the placement plate 10, a groove 26 is fixedly opened inside the mounting block 4, a shock absorber 27 is fixedly installed inside the groove 26, a damping medium 28 is fixedly installed at the lower end of the shock absorber 27, a shock absorbing spring 29 is fixedly installed at the lower end of the damping medium 28, a fixing plate 30 is fixedly installed at the lower end of the shock absorbing spring 29, a threaded groove 31 is opened inside the fixing plate 30, and a bolt 32 is threadedly connected inside the threaded groove 31.

[0036] The thermocouple 15 and the electric heater 16 are controlled by the PLC control board 14, so that the high temperature box 12 can be heated and the temperature can be controlled. When the placement plate 10 is extended downward by the telescopic rod 9, the placement plate 10 will extend into the high temperature box 12, and the rotating shaft 22 is driven by the driving motor 11, and the slider 21 at one end of the connecting plate 23 rotates and slides in the slide groove 20, so that the friction wheel 24 on the connecting plate 23 performs a wear test on the casting inside the placement plate 10.

[0037] By setting the shock absorber 27, the damping medium 28 and the shock absorbing spring 29, the box body 2 and the mounting seat 1 can be shock-absorbing and anti-vibration, and the cooperation of the shock absorber 27, the damping medium 28 and the shock absorbing spring 29 can produce a shock absorbing effect. By setting the fixing plate 30, the threaded groove 31 and the bolt 32, the box body 2 and the mounting seat 1 can be fixed and can also be easily disassembled. By setting the drain port 17 and the control valve 18, the water in the high temperature box 12 can be discharged, and by setting the high temperature box 12, the casting can be tested at high temperature.

[0038] Specifically, the size of the box body 2 is larger than the size of the mounting base 1 and is arranged at the upper end of the mounting base 1. The position of the micro pneumatic press 3 is set in the middle of the upper end of the box body 2 and is interconnected with the placement plate 10. The number of mounting blocks 4 is set to four groups, and they are all arranged at the lower end of the mounting base 1.

[0039] Specifically, the electric control box 8 is positioned at one end inside the box body 2 and is interconnected with the high temperature box 12. The number of telescopic rods 9 is set to four groups and is disposed inside the box body 2. The number of drive motors 11 is set to two groups and is disposed inside the motor box 19.

[0040] Specifically, the high temperature box 12 is positioned at the bottom of the box body 2 and is interconnected with the upper end of the mounting base 1. The drain outlet 17 passes through the box body 2 and is interconnected with the high temperature box 12. The number of motor boxes 19 is set to two groups and is disposed on the outer wall of the driving motor 11 and is interconnected with the placement plate 10.

[0041] Specifically, the number of slide grooves 20 is set to two groups, and both are arranged inside one end of the placement plate 10, the number of sliders 21 is set to two groups, and are arranged inside the slide grooves 20, and the number of connecting plates 23 is set to two groups, and are arranged at one end of the slider 21.

[0042] Specifically, the number of friction wheels 24 is set to two groups and is arranged at one end of the connecting plate 23, the number of extension rods 25 is set to two groups and is both arranged at one end close to the inside of the friction wheel 24, and the number of grooves 26 is set to four groups and is opened inside the mounting block 4.

[0043] Specifically, the number of shock absorbers 27 is set to four groups and are arranged inside the groove 26 , the number of damping media 28 is set to four groups and are arranged at the bottom of the shock absorbers 27 , and the number of shock absorbing springs 29 is set to four groups and are interconnected with the damping media 28 .

[0044] Specifically, the number of fixing plates 30 is set to four groups, and they are interconnected with the shock absorbing springs 29 , the number of thread grooves 31 is set to several, and they are arranged inside the fixing plates 30 , and the number of bolts 32 is set to several, and they are threadedly connected inside the thread grooves 31 .

[0045] Working principle and process: First, start the PLC control board 14 inside the electric control box 8, so that the thermocouple 15 and the electric heater 16 heat the water inside the high-temperature box 12, and then extend the placement plate 10 downward through the telescopic rod 9, so that the casting inside the placement plate 10 extends into the interior of the high-temperature box 12, and then start the drive motor 11, and the drive motor 11 drives the rotating shaft 22, and the rotation will drive the connecting plate 23, and the slider 21 at one end of the connecting plate 23 rotates and slides in the slide groove 20, so that the friction wheel 24 on the connecting plate 23 performs a friction test on the casting inside the placement plate 10, and the data will be fed back to the computer through the micro pneumatic press 3, and the micro pneumatic press 3 is a prior art.

[0046] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. 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 high temperature wear test device for large castings, comprising: Mounting base (1), housing (2), micro pneumatic press (3), mounting block (4), protective door (5), pulling groove (6), connecting block (7), electric control box (8), telescopic rod (9), placement plate (10), drive motor (11), high temperature box (12), mounting groove (13), PLC control board (14), thermocouple (15), electric heater (16), drain outlet (17), control valve (18), motor box (19), slide groove (20), slider (21), rotating shaft (22), connecting plate (23), friction wheel (24), insertion rod (25), groove (26), shock absorber (27), damping medium (28), shock absorbing spring (29), fixing plate (30), thread groove (31), bolt ( 32), characterized in that: a box body (2) is fixedly mounted on the upper end of the mounting seat (1), a micro-pneumatic press (3) is fixedly mounted on the upper end of the box body (2), a mounting block (4) is fixedly mounted on the bottom end of the mounting seat (1), a protective door (5) is fixedly mounted on the front end of the box body (2), a pulling groove (6) is fixedly mounted on the front end of the protective door (5), a connecting block (7) is fixedly mounted on one end of the protective door (5), an electric control box (8) is fixedly mounted on one end of the box body (2), a telescopic rod (9) is fixedly mounted inside the box body (2), a placement plate (10) is fixedly mounted on the lower end of the telescopic rod (9), a driving motor (11) is fixedly mounted on one end of the placement plate (10), and the box body ( 2) is fixedly installed with a high temperature box (12), the electric control box (8) is fixedly installed with a mounting groove (13), the mounting groove (13) is fixedly installed with a PLC control board (14), one end of the PLC control board (14) is fixedly installed with a thermocouple (15), one end of the PLC control board (14) is fixedly installed with an electric heater (16), one end of the high temperature box (12) is fixedly installed with a drain port (17), the outer wall of the drain port (17) is fixedly installed with a control valve (18), the outer end of the drive motor (11) is fixedly installed with a motor box (19), the placement plate (10) is fixedly installed with a slide groove (20), and the slide groove (20) is slidably installed with a slider (21) ), a rotating shaft (22) is fixedly installed at one end of the driving motor (11), a connecting plate (23) is fixedly installed at one end of the sliding block (21), a friction wheel (24) is arranged at one end of the connecting plate (23), an insertion rod (25) is fixedly installed inside the placing plate (10), a groove (26) is fixedly opened inside the mounting block (4), a shock absorber (27) is fixedly installed inside the groove (26), a damping medium (28) is fixedly installed at the lower end of the shock absorber (27), a shock absorbing spring (29) is fixedly installed at the lower end of the damping medium (28), a fixing plate (30) is fixedly installed at the lower end of the shock absorbing spring (29), a threaded groove (31) is opened inside the fixing plate (30),The internal thread of the thread groove (31) is connected with a bolt (32).

2. A high temperature wear test device for large castings according to claim 1, characterized in that: The size of the box body (2) is larger than the size of the mounting seat (1) and is arranged at the upper end of the mounting seat (1). The position of the micro pneumatic press (3) is arranged in the middle of the upper end of the box body (2) and is interconnected with the placement plate (10). The number of the mounting blocks (4) is set to four groups and all are arranged at the lower end of the mounting seat (1).

3. The high temperature wear test device for large castings according to claim 1, characterized in that: The electric control box (8) is arranged at one end inside the box body (2) and is interconnected with the high temperature box (12); the number of the telescopic rods (9) is set to four groups and is arranged inside the box body (2); the number of the drive motors (11) is set to two groups and is both arranged inside the motor box (19).

4. The high temperature wear test device for large castings according to claim 1, characterized in that: The high temperature box (12) is arranged at the bottom end of the box body (2) and is interconnected with the upper end of the mounting base (1); the drain port (17) passes through the inside of the box body (2) and is interconnected with the high temperature box (12); the number of the motor boxes (19) is set to two groups and they are arranged on the outer wall of the driving motor (11) and are interconnected with the placement plate (10).

5. The high temperature wear test device for large castings according to claim 1, characterized in that: The number of the slide grooves (20) is set to two groups, and both are arranged inside one end of the placement plate (10); the number of the sliders (21) is set to two groups, and are arranged inside the slide grooves (20); the number of the connecting plates (23) is set to two groups, and are arranged at one end of the slider (21).

6. The high temperature wear test device for large castings according to claim 1, characterized in that: The friction wheels (24) are provided in two groups and are arranged at one end of the connecting plate (23); the insertion rods (25) are provided in two groups and are both arranged at one end close to the inside of the friction wheels (24); the grooves (26) are provided in four groups and are opened inside the mounting block (4).

7. The high temperature wear test device for large castings according to claim 1, characterized in that: The number of the shock absorbers (27) is set to four groups and is arranged inside the groove (26); the number of the damping medium (28) is set to four groups and is arranged at the bottom end of the shock absorber (27); the number of the shock absorbing springs (29) is set to four groups and is interconnected with the damping medium (28).

8. The high temperature wear test device for large castings according to claim 1, characterized in that: The number of the fixing plates (30) is set to four groups and they are interconnected with the shock absorbing spring (29); the number of the threaded grooves (31) is set to a plurality and they are arranged inside the fixing plates (30); the number of the bolts (32) is set to a plurality and they are threadedly connected inside the threaded grooves (31).

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