CN211235352U - Quenching medium cooling capacity tester - Google Patents
Quenching medium cooling capacity tester Download PDFInfo
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- CN211235352U CN211235352U CN201922049019.6U CN201922049019U CN211235352U CN 211235352 U CN211235352 U CN 211235352U CN 201922049019 U CN201922049019 U CN 201922049019U CN 211235352 U CN211235352 U CN 211235352U
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Abstract
The utility model belongs to the technical field of the quenching medium detects, especially, be a quenching medium cooling capacity apparatus, including the equipment bottom plate, the top surface of equipment bottom plate is arranged by one end to the other end in proper order and is fixed with heating furnace, first quenching liquid container, second quenching container and hardness measurement utensil, and the splendid attire has different types of quenching medium in first quenching liquid container and the second quenching container, and hardness measurement utensil contains the testboard, and the one end vertical fixation of testboard has the hammering block platform, and the other end of testboard is fixed with the pneumatic cylinder, and the pneumatic cylinder is connected with the test manometer. The utility model discloses a horizontal migration of horizontal trough beam puts into first quenching liquid container and quenches or puts into the second quenching container and quenches, and it is different that the result that has different types of quenching medium to lead to quenching in first quenching liquid container and the second quenching container, detects the hardness of quenching work piece through hardness measurement utensil after quenching, obtains the testing result of quenching medium cooling performance.
Description
Technical Field
The utility model relates to the technical field of quenching medium detection, in particular to a quenching medium cooling capacity determinator.
Background
Quenching is a heat treatment process with a rapid cooling process or a solution treatment of materials such as steel, aluminum alloy, copper alloy, titanium alloy, toughened glass and the like, the quenching aims to convert super-cooled austenite into martensite or bainite to obtain martensite or bainite structures, and then tempering at different temperatures is matched to greatly improve the rigidity, hardness, wear resistance, fatigue strength, toughness and the like of steel, so that different use requirements of various mechanical parts and tools are met, and special physical and chemical properties such as ferromagnetism, corrosion resistance and the like of certain special steel can also be met through quenching. The quenching comprises the following steps: the single medium quenching is that the workpiece is cooled in one medium, such as water quenching and oil quenching, and has the advantages of simple operation, easy realization of mechanization and wide application, and the defects of large quenching stress in water and easy deformation and cracking of the workpiece; quenching in oil, the cooling speed is low, the diameter of the quenching is small, and large workpieces are not easy to be quenched completely; the double-medium quenching is that the workpiece is firstly cooled to about 300 ℃ in a medium with stronger cooling capacity and then cooled in a medium with weaker cooling capacity, such as: the method comprises the steps of firstly water quenching and then oil quenching, effectively reducing the internal stress of martensite transformation, reducing the tendency of deformation and cracking of the workpiece, quenching the workpiece with complex shape and uneven section, wherein the defect of double-liquid quenching is that the moment of double-liquid transformation is difficult to master, the transformation is too early and easy to quench and not hard, the transformation is too late and easy to quench and crack, in order to overcome the defect, a graded quenching method is developed, the workpiece is quenched in a low-temperature salt bath or alkali bath furnace, the temperature of the salt bath or alkali bath is near the Ms point, the workpiece stays at the temperature for 2-5 min, then is taken out and air-cooled, the cooling mode is called graded quenching, the graded cooling is carried out, in order to ensure that the internal and external temperatures of the workpiece are more uniform, simultaneously martensite transformation is carried out, the quenching stress can be greatly reduced, the deformation and the cracking are prevented, the graded temperature is fixed to be slightly higher than the Ms, the improvement is a temperature grading slightly below the Ms point. Practice shows that the grading effect below the Ms point is better, for example, the high-carbon steel mould is graded and quenched in an alkali bath at 160 ℃, so that the hardening and deformation are small, and the application is wide; cold quenching, which is quenching cooling by immersing in cold ice water solution with strong cooling capacity as cooling medium, brine quenching, which is quenching cooling by using salt water solution as cooling medium, and spray quenching is quenching cooling by using spray liquid as cooling medium.
From the above, it is necessary to analyze and measure the cooling capacity of the medium during quenching in order to specify the quenching process and obtain a well-controlled quenching effect.
The current quenching medium cooling capacity tester has the following problems:
1. the current quenching medium cooling capacity measuring instrument can only carry out single quenching measurement on a single quenching medium, but can not carry out multi-level quenching measurement on a plurality of quenching media.
2. The existing quenching medium cooling capacity measuring instrument mostly adopts manual operation, so that the quenching detection time and temperature are not accurately controlled, and the detection accuracy is poor.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a quenching medium cooling ability apparatus has solved present quenching medium cooling ability apparatus and can not carry out multi-level quenching measurement and adopt manual operation to lead to quenching the time and the temperature control that detect inaccurate, the poor problem of the degree of accuracy of detection to multiple quenching medium.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a quenching medium cooling capacity tester comprises an equipment bottom plate, wherein a heating furnace, a first quenching liquid container, a second quenching container and a hardness measuring device are sequentially and fixedly arranged on the top surface of the equipment bottom plate from one end to the other end, different types of quenching media are contained in the first quenching liquid container and the second quenching container, the hardness measuring device comprises a test bench, an anvil is vertically fixed at one end of the test bench, a hydraulic cylinder is fixed at the other end of the test bench, the hydraulic cylinder is connected with a test pressure gauge, a test tip is fixed on a telescopic shaft of the hydraulic cylinder, two upright posts are vertically fixed at two ends of the equipment bottom plate, a transverse channel beam is fixedly supported at the top ends of the two upright posts, a cross movable frame is movably embedded on the transverse channel beam, a rectangular lifting rod is movably embedded on the cross movable frame, and a workpiece clamp is fixedly installed at the bottom end of the rectangular lifting rod, the workpiece fixture is clamped with a test workpiece.
As a preferred technical scheme of the utility model, the one end fixed mounting of horizontal trough beam has the sideslip motor, the rotor shaft of sideslip motor is connected with the transmission lead screw, the transmission lead screw closes to spiral the connection the cross adjustable shelf, fixed mounting has elevator motor on the cross adjustable shelf, elevator motor's output shaft has concatenated motor gear, one side of rectangle lifter is equipped with the rack, motor gear meshes the connection the rack.
As the utility model discloses a preferred technical scheme, one side of equipment bottom plate is fixed with the hydraulic pressure station, the top fixed mounting at hydraulic pressure station has the pressure regulating solenoid valve, the hydraulic pressure station passes through the pressure regulating solenoid valve intercommunication the pneumatic cylinder.
As an optimized technical scheme of the utility model, the opposite side of equipment bottom plate is fixed with automatically controlled cabinet, install the control unit, motor drive and relay among the automatically controlled cabinet, the control unit electric connection the control end of motor drive and relay, motor drive electric connection the sideslip motor with elevator motor, relay electric connection pressure regulating solenoid valve.
As an optimal technical scheme of the utility model, the avris fixed mounting of heating furnace has thermodetector, first quenching liquid container with the inner chamber of second quenching container all is fixed with the temperature detector, thermodetector and one the equal electric connection of temperature detector the control unit's signal input part.
(III) advantageous effects
Compared with the prior art, the utility model provides a quenching medium cooling capacity apparatus, possess following beneficial effect:
1. the quenching medium cooling capacity tester is placed into a first quenching liquid container for quenching or placed into a second quenching container for quenching through horizontal movement of a transverse groove beam, different types of quenching media are contained in the first quenching liquid container and the second quenching container to cause different quenching results, and after quenching is finished, the hardness of a quenched workpiece is detected through a hardness measuring instrument to obtain a detection result of the quenching medium cooling performance.
2. According to the quenching medium cooling capacity tester, the transverse moving motor horizontally moves according to a set detection process, the lifting motor is matched to drive the rectangular lifting rod to lift according to a set detection program, a test workpiece clamped by the workpiece clamp is sequentially placed into the heating furnace to be heated and taken out, the test workpiece is placed into the first quenching liquid container or the second quenching container to be quenched and taken out, and then the test workpiece is placed on the hardness measuring instrument to measure hardness, and the steps are repeated until required detection data are obtained.
Drawings
FIG. 1 is a schematic view of the subjective structure of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
fig. 3 is a schematic side sectional view of the present invention.
In the figure: 1. an equipment backplane; 2. heating furnace; 3. a first quench liquid vessel; 4. a second quenching vessel; 5. a hardness measuring instrument; 6. a test bench; 7. an anvil; 8. a hydraulic cylinder; 9. testing the center; 10. a column; 11. a transverse trough beam; 12. a cross-shaped movable frame; 13. a rectangular lifting rod; 14. a workpiece holder; 15. a traversing motor; 16. a transmission screw rod; 17. a lifting motor; 18. a motor gear; 19. a rack; 20. a hydraulic station; 21. a pressure regulating solenoid valve; 22. an electric control cabinet; 23. a control unit; 24. a motor driver; 25. a relay; 26. a temperature detector; 27. a water temperature detector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: a quenching medium cooling capacity tester comprises an equipment bottom plate 1, wherein a heating furnace 2, a first quenching liquid container 3, a second quenching container 4 and a hardness measuring device 5 are sequentially arranged and fixed on the top surface of the equipment bottom plate 1 from one end to the other end, different types of quenching media are contained in the first quenching liquid container 3 and the second quenching container 4, the hardness measuring device 5 comprises a test bench 6, an anvil 7 is vertically fixed at one end of the test bench 6, a hydraulic cylinder 8 is fixed at the other end of the test bench 6, the hydraulic cylinder 8 is connected with a test pressure gauge, a test tip 9 is fixed on a telescopic shaft of the hydraulic cylinder 8, two upright posts 10 are vertically fixed at two ends of the equipment bottom plate 1, a transverse channel beam 11 is fixedly supported at the top ends of the two upright posts 10, a cross movable frame 12 is movably embedded on the transverse channel beam 11, a rectangular lifting rod 13 is movably embedded on the cross movable frame 12, a workpiece clamp 14 is fixedly installed at the bottom end of the, the workpiece holder 14 holds a test workpiece.
In the embodiment, the test workpiece clamped on the workpiece clamp 14 firstly enters the heating furnace 2 to be heated to a set temperature, then is taken out through the rising of the rectangular lifting rod 13, and then is placed into the first quenching liquid container 3 for quenching or is placed into the second quenching container 4 for quenching through the horizontal movement of the transverse groove beam 11 according to a set quenching process; since the first quenching liquid container 3 and the second quenching container 4 contain different types of quenching media, the quenching results are different; alternatively, the first quenching liquid container 3 and the second quenching container 4 contain the same type of quenching medium, but the quenching medium temperature in the two containers is different, so that the quenching effect is different, or the quenching medium type and temperature in the two containers are the same, but the quenching time and the quenching speed of the workpiece placed in the two containers are different, so that the quenching result is different; the utility model discloses according to the regulation to quenching medium kind, quantity and temperature to and the regulation to quenching speed, realize polytype quenching result, after the quenching operation, place the test workpiece in hardness measurement utensil 5 go on the measurement of hardness and acquire hardness data through horizontal trough beam 11, so recycle repeatedly, until obtaining required detection data, reverse the influence of the quenching medium cooling capacity to the quenching result of deducing different types, temperature on the follow data.
Specifically, a transverse moving motor 15 is fixedly mounted at one end of the transverse slot beam 11, a rotor shaft of the transverse moving motor 15 is connected with a transmission screw rod 16, the transmission screw rod 16 is in threaded connection with the cross movable frame 12, a lifting motor 17 is fixedly mounted on the cross movable frame 12, an output shaft of the lifting motor 17 is connected with a motor gear 18 in series, a rack 19 is arranged on one side of the rectangular lifting rod 13, and the motor gear 18 is in meshed connection with the rack 19.
In this embodiment, the traverse motor 15 drives the cross movable frame 12, the lifting motor 17 and the rectangular lifting rod 13 to move horizontally through the transmission screw 16, and horizontally moves among the heating furnace 2, the first quenching liquid container 3, the second quenching container 4 and the hardness measuring device 5 according to a set detection process, when the rectangular lifting rod 13 moves to the top end of the above components, the lifting motor 17 drives the rectangular lifting rod 13 to lift through the motor gear 18 meshed with the connecting rack 19, sequentially puts the test workpiece clamped by the workpiece clamp 14 into the heating furnace 2 to heat and take out, puts the test workpiece into the first quenching liquid container 3 or the second quenching container 4 to quench and take out, and then puts the test workpiece on the hardness measuring device 5 to measure hardness, and repeats the above steps until required detection data is obtained.
Specifically, a hydraulic station 20 is fixed on one side of the equipment bottom plate 1, a pressure regulating electromagnetic valve 21 is fixedly installed at the top end of the hydraulic station 20, and the hydraulic station 20 is communicated with the hydraulic cylinder 8 through the pressure regulating electromagnetic valve 21.
In this embodiment, the pressure regulating solenoid valve 21 adopts a DBW10B type relief valve, the hydraulic station 20 is used for providing working pressure for hardness testing, the hydraulic station 20 pours hydraulic oil into the hydraulic cylinder 8 through the pressure regulating solenoid valve 21, the hydraulic cylinder 8 pushes the test center 9 to perform pressure detection on a detection workpiece on the anvil 7, the quenching state is determined from the detection result, and then the cooling capacity of the quenching medium is deduced.
Specifically, an electric control cabinet 22 is fixed on the other side of the equipment bottom plate 1, a control unit 23, a motor driver 24 and a relay 25 are installed in the electric control cabinet 22, the control unit 23 is electrically connected with control ends of the motor driver 24 and the relay 25, the motor driver 24 is electrically connected with the transverse moving motor 15 and the lifting motor 17, and the relay 25 is electrically connected with the voltage regulating electromagnetic valve 21.
In this embodiment, the control unit 23 employs a PLC control chip, the motor driver 24 employs a step driver or a servo driver, the PLC control chip is an electronic device designed for industrial production and operated by digital operation, it employs a programmable memory for storing programs therein, executing logic operation, sequence control, timing, counting and arithmetic operation and other instructions facing users, and controls various types of machinery or production processes by digital or analog input and output, which is a core part of industrial control, therefore, it can precisely control the various working steps of the utility model, the step driver or the servo driver can precisely control the motor at rotating speed and displacement, in the utility model, heating time and heating position are realized; the quenching time, the quenching position and the hardness detection position are accurately positioned, so that the cooling capacity of the quenching medium can be better detected and judged.
Specifically, a temperature detector 26 is fixedly mounted on the side of the heating furnace 2, water temperature detectors 27 are fixed in the inner cavities of the first quenching liquid container 3 and the second quenching liquid container 4, and the temperature detector 26 and the water temperature detectors 27 are electrically connected to the signal input end of the control unit 23.
In this embodiment, the temperature detector 26 employs a UT300S type infrared temperature sensor, which can accurately sense the temperature of the workpiece in the heating furnace 2, the water temperature detector 27 employs a TP101 type electronic thermometer, which transmits the respective measured temperature signals to the control unit 23, and the control unit 23 determines the quality of the cooling capacity of the quenching medium according to the current temperature of the quenching medium and the measured quenching effect.
The pressure-regulating solenoid valve 21, the control unit 23, the motor driver 24, the temperature detector 26, and the water temperature detector 27 in the present embodiment are known technologies that have been disclosed to be widely used in industrial production and daily life.
The utility model discloses a theory of operation and use flow: the transverse moving motor 15 drives the cross movable frame 12, the lifting motor 17 and the rectangular lifting rod 13 to move horizontally through a transmission screw rod 16, the lifting motor 17 moves horizontally among the heating furnace 2, the first quenching liquid container 3, the second quenching container 4 and the hardness measuring device 5 according to a set detection process, when the rectangular lifting rod 13 moves to the top end of the components, the lifting motor 17 drives the rectangular lifting rod 13 to lift through a motor gear 18 meshed connection rack 19, a test workpiece clamped on the workpiece clamp 14 firstly enters the heating furnace 2 to be heated to a set temperature and then is taken out through the lifting of the rectangular lifting rod 13, and then the test workpiece is placed into the first quenching liquid container 3 to be quenched or placed into the second quenching container 4 to be quenched through the horizontal movement of the transverse groove beam 11 according to a set quenching process; since the first quenching liquid container 3 and the second quenching container 4 contain different types of quenching media, the quenching results are different; alternatively, the first quenching liquid container 3 and the second quenching container 4 contain the same type of quenching medium, but the quenching medium temperature in the two containers is different, so that the quenching effect is different, or the quenching medium type and temperature in the two containers are the same, but the quenching time and the quenching speed of the workpiece placed in the two containers are different, so that the quenching result is different; the utility model discloses according to the regulation to quenching medium kind, quantity and temperature to and the regulation to quenching speed, realize polytype quenching result, after the quenching operation, place the test workpiece in hardness measurement utensil 5 go on the measurement of hardness and acquire hardness data through horizontal trough beam 11, so recycle repeatedly, until obtaining required detection data, reverse the influence of the quenching medium cooling capacity to the quenching result of deducing different types, temperature on the follow data.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a quenching medium cooling ability apparatus, includes equipment bottom plate (1), its characterized in that: the equipment bottom plate comprises an equipment bottom plate (1), wherein a heating furnace (2), a first quenching liquid container (3), a second quenching container (4) and a hardness measuring device (5) are sequentially and fixedly arranged on the top surface of the equipment bottom plate (1) from one end to the other end, different types of quenching media are contained in the first quenching liquid container (3) and the second quenching container (4), the hardness measuring device (5) comprises a test bench (6), an anvil (7) is vertically fixed at one end of the test bench (6), a hydraulic cylinder (8) is fixed at the other end of the test bench (6), the hydraulic cylinder (8) is connected with a test pressure gauge, a test center (9) is fixed on a telescopic shaft of the hydraulic cylinder (8), two upright posts (10) are vertically fixed at two ends of the equipment bottom plate (1), a transverse channel beam (11) is fixedly supported at the top ends of the two upright posts (10), and a cross movable frame (12) is movably embedded on the transverse channel beam (11, the testing device is characterized in that a rectangular lifting rod (13) is movably embedded in the cross movable frame (12), a workpiece clamp (14) is fixedly mounted at the bottom end of the rectangular lifting rod (13), and a testing workpiece is clamped on the workpiece clamp (14).
2. The quenching medium cooling capacity measuring instrument according to claim 1, wherein: the transverse moving mechanism is characterized in that a transverse moving motor (15) is fixedly mounted at one end of the transverse trough beam (11), a rotor shaft of the transverse moving motor (15) is connected with a transmission screw rod (16), the transmission screw rod (16) is in threaded connection with the cross movable frame (12), a lifting motor (17) is fixedly mounted on the cross movable frame (12), a motor gear (18) is connected with an output shaft of the lifting motor (17) in series, a rack (19) is arranged on one side of the rectangular lifting rod (13), and the motor gear (18) is in meshed connection with the rack (19).
3. The quenching medium cooling capacity measuring instrument according to claim 2, wherein: one side of equipment bottom plate (1) is fixed with hydraulic pressure station (20), the top fixed mounting of hydraulic pressure station (20) has pressure regulating solenoid valve (21), hydraulic pressure station (20) pass through pressure regulating solenoid valve (21) intercommunication pneumatic cylinder (8).
4. The quenching medium cooling capacity measuring instrument according to claim 3, wherein: the opposite side of equipment bottom plate (1) is fixed with automatically controlled cabinet (22), install control unit (23), motor drive (24) and relay (25) in automatically controlled cabinet (22), control unit (23) electric connection the control end of motor drive (24) and relay (25), motor drive (24) electric connection sideslip motor (15) with elevator motor (17), relay (25) electric connection pressure regulating solenoid valve (21).
5. The quenching medium cooling capacity measuring instrument according to claim 4, wherein: the avris fixed mounting of heating furnace (2) has thermodetector (26), first quenching liquid container (3) with the inner chamber of second quenching container (4) all is fixed with water temperature detector (27), thermodetector (26) and one the equal electric connection of water temperature detector (27) the signal input part of the control unit (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049019.6U CN211235352U (en) | 2019-11-25 | 2019-11-25 | Quenching medium cooling capacity tester |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922049019.6U CN211235352U (en) | 2019-11-25 | 2019-11-25 | Quenching medium cooling capacity tester |
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| CN211235352U true CN211235352U (en) | 2020-08-11 |
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| CN201922049019.6U Active CN211235352U (en) | 2019-11-25 | 2019-11-25 | Quenching medium cooling capacity tester |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112853063A (en) * | 2021-02-22 | 2021-05-28 | 江能军 | Metal heat treatment quenching system and quenching process |
| CN114934160A (en) * | 2022-05-05 | 2022-08-23 | 湖州三连精密部件有限公司 | Waste heat quenching device for transmission hub forging |
| CN115927803A (en) * | 2022-12-30 | 2023-04-07 | 澳普洛钻探工具(无锡)有限公司 | Steel heat treatment process |
| CN115976318A (en) * | 2023-01-31 | 2023-04-18 | 艾普零件制造（苏州）股份有限公司 | Shaft part heat treatment process and tool thereof |
-
2019
- 2019-11-25 CN CN201922049019.6U patent/CN211235352U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112853063A (en) * | 2021-02-22 | 2021-05-28 | 江能军 | Metal heat treatment quenching system and quenching process |
| CN114934160A (en) * | 2022-05-05 | 2022-08-23 | 湖州三连精密部件有限公司 | Waste heat quenching device for transmission hub forging |
| CN115927803A (en) * | 2022-12-30 | 2023-04-07 | 澳普洛钻探工具(无锡)有限公司 | Steel heat treatment process |
| CN115976318A (en) * | 2023-01-31 | 2023-04-18 | 艾普零件制造（苏州）股份有限公司 | Shaft part heat treatment process and tool thereof |
| CN115976318B (en) * | 2023-01-31 | 2023-11-07 | 艾普零件制造（苏州）股份有限公司 | Heat treatment process and tool for shaft parts |
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