CN210512701U - Temperature measuring device for vacuum melting gas atomization powder making - Google Patents
Temperature measuring device for vacuum melting gas atomization powder making Download PDFInfo
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- CN210512701U CN210512701U CN201921005328.7U CN201921005328U CN210512701U CN 210512701 U CN210512701 U CN 210512701U CN 201921005328 U CN201921005328 U CN 201921005328U CN 210512701 U CN210512701 U CN 210512701U
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Abstract
The utility model provides a temperature measuring device for vacuum melting gas atomization powder manufacturing, which comprises a rotary cylinder, a fixed rod, a directional driving wheel, a directional driven wheel, a temperature measuring thermocouple and a swing arm, wherein one end of the fixed rod is movably connected with the swing arm through a rotary fulcrum shaft, the other end of the fixed rod is provided with the rotary cylinder, the upper end of the swing arm is provided with the directional driven wheel, the temperature measuring thermocouple is movably arranged between the directional driven wheel and the swing arm, and the end of the fixed rod, which is close to the swing arm; and a chain is arranged between the directional driving wheel and the directional driven wheel. The rotatory cylinder receives the drive of motor, drives the rotary motion of rotatory counter roll and swing arm, and it is rotatory at the relative fixed pole of swing arm simultaneously, strengthens being connected between swing arm and the fixed pole through the chain, has reduced the rotatory bearing capacity of swing arm and temperature thermocouple self gravity to rotatory counter roll and fixed pole, prevents rotatory counter roll distortion or fracture, has also prevented simultaneously that the swing arm is rotatory when relative motion happens occasionally because of the gravity of self, has improved temperature measuring device's life.
Description
Technical Field
The utility model relates to a vacuum melting gas atomization powder process equipment, especially a temperature measuring device for vacuum melting gas atomization powder process.
Background
Along with the development and progress of science and technology, the requirement of each field to the material also increases gradually, the applied field of nano-material metal powder is more and more extensive, also higher and more high to the production requirement, and the volume of needing is also bigger and more, it is more extensive to use in 3D prints, the temperature when nevertheless metal melts liquid and passes through plasma atomization in the production process is at thousands of high temperatures, need to cool down it and handle, then collect metal powder, need measure the temperature of melt liquid in this process in succession, the temperature measurement worker who commonly uses has: a thermocouple and an infrared thermometer. The thermocouple is adopted for temperature measurement, the thermocouple needs to be inserted into molten steel, and the thermocouple is burnt out in a short time due to the fact that the temperature of the molten steel is generally as high as 1600 ℃, can only be used once, and cannot realize continuous temperature measurement.
The temperature is measured by adopting an infrared thermometer, and the temperature measuring method belongs to a non-contact temperature measuring mode, and a layer of covering agent which plays a role in heat preservation on the surface of molten steel shields the molten steel, so that the infrared thermometer cannot directly measure the temperature, and a hollow cavity made of a temperature-resistant material is additionally used.
Patent No. CN205980830U discloses a rotary temperature measuring device for vacuum melting gas atomization powder making, which comprises a temperature measuring thermocouple, a clamping plate, a swing arm, a telescopic rod, a sealing component and a rotating handle; the temperature thermocouple is fixed on the clamping plate, and one end of the temperature thermocouple is connected with the high-temperature wire; the clamping plate is connected with one end of a telescopic rod through a swinging arm, the other end of the telescopic rod is connected with a rotating handle, a sealing assembly is arranged at the end part of the telescopic rod close to one end of the rotating handle, and the telescopic rod is fixed on a smelting chamber furnace body through the sealing assembly. However, the rotary temperature measuring device is inconvenient to use and needs manual rotation operation, and the efficiency is low.
Disclosure of Invention
The utility model aims at overcoming the above-mentioned not enough of prior art and providing a temperature measuring device for vacuum melting gas atomization powder process high efficiency, measurement accuracy and improvement life.
The technical scheme of the utility model is that: a temperature measuring device for vacuum melting gas atomization powder preparation comprises a rotary cylinder, a fixed rod, a directional driving wheel, a directional driven wheel, a temperature measuring thermocouple and a swing arm, wherein one end of the fixed rod is movably connected with the swing arm through a rotary fulcrum, the other end of the fixed rod is provided with the rotary cylinder, the upper end of the swing arm is provided with the directional driven wheel, the temperature measuring thermocouple is movably arranged between the directional driven wheel and the swing arm, and one end of the fixed rod, close to the swing arm, is also provided with; and a chain is arranged between the directional driving wheel and the directional driven wheel.
Furthermore, the other end of the fixed rod is provided with a sealing sleeve, the sealing sleeve is connected with the rotary cylinder through a butt flange, and the fixed rod is fixed on the smelting chamber body through the sealing sleeve.
Furthermore, a thermocouple core bar is arranged at the upper end of the temperature thermocouple and is movably arranged between the directional driven wheel and the swing arm.
Furthermore, the butting flange is provided with a limiting rod, the limiting rod is used for limiting the rotating angle of the swing arm, meanwhile, the rotating angle of the limiting rod is the same as the rotating angle of the lever arm, and a rotating angle dial and a rotating locking device are arranged on the butting flange, so that an operator can accurately control the rotating angle when using the butting flange, and the position of the tail end of the temperature measuring thermocouple in the crucible can be determined according to the rotating angle; the limiting rod has a rotation position limiting effect, can limit and lock after rotating at a required angle, avoids the phenomenon of rotation when the temperature thermocouple is controlled, and further reduces the damage of the temperature thermocouple; be equipped with the rubber sleeve on the gag lever post, be equipped with anti-skidding line on the rubber sleeve, the operator gripping handle of being convenient for when avoiding it rotatory, appears because of the phenomenon that the palm perspires and skid.
Furthermore, the length of the fixing rod is 0.85-1.20 times of the radius of the smelting crucible, so that the swing arm can be positioned at a proper temperature measuring position of the smelting furnace, a temperature measuring thermocouple can conveniently measure the temperature of the central line or the area near the central line of the smelting furnace, the position where the temperature measuring thermocouple measures can represent the temperature of molten liquid in the whole smelting furnace, the temperature of the edge area of the smelting furnace is prevented from being measured, the temperature of the central position of the smelting furnace is highest, the temperatures of two sides are relatively low, and the accuracy of temperature measurement is effectively improved; the swing arm is square, the length of the swing arm is 0.25-0.8 times of the radius of the smelting crucible, the swing arm can rotate in the smelting furnace conveniently without being limited by space, the temperature of the temperature measuring thermocouple in the molten liquid can be measured conveniently, the swing arm can rotate to return to an initial position after the measurement is completed, the service life of the temperature measuring thermocouple is prolonged, and meanwhile, the temperature measuring thermocouple can measure the temperature of the central line or the area near the central line of the smelting furnace conveniently.
Further, the rotating cylinder is a pneumatic rotating cylinder or a hydraulic rotating cylinder, and is driven by a motor to drive the rotating fulcrum shaft and the swing arm to rotate.
Furthermore, the swing arm swings along the center of the rotating fulcrum shaft, so that the swing arm can rotate and swing by taking the rotating fulcrum shaft as a shaft and rotate relative to the fixed rod; the thermocouple core rod swings with the swing arm as a fulcrum, the movable shaft is used as a support to pass through the self gravity of the thermocouple core rod and the temperature thermocouple, the thermocouple core rod and the temperature thermocouple can be always kept in the vertical direction, and the thermocouple core rod and the temperature thermocouple can move up and down and left and right under the driving of the rotation of the swing arm.
Further, rotatory jar is located in the mount pad with flange for make things convenient for rotatory jar and flange and installation location, the convenience is fixed in the connection between the rotatory jar to the dead lever simultaneously, reinforcing steadiness.
Furthermore, the telescopic rod is arranged on the fixed rod, so that the fixed rod can stretch out and draw back in the smelting furnace, the temperature of the edge in the smelting furnace is relatively low, the temperature thermocouple can be located at the edge position in the smelting furnace during shrinkage, the protection and the service life of the temperature thermocouple are further improved, and the damage is reduced.
The utility model has the characteristics of as follows:
1. the rotatory cylinder receives the drive of motor, drive the rotary motion of rotatory counter roll and swing arm, the automation intellectuality of temperature measuring device has been improved, the measurement of efficiency is improved, it is rotatory at the relative dead lever of swing arm simultaneously, strengthen being connected between swing arm and the dead lever through the chain, the rotatory bearing capacity of swing arm and temperature thermocouple self gravity pair rotation counter roll and dead lever has been reduced, rotatory counter roll distortion or fracture have been reduced, it is rotatory occasionally because of the gravity of self to have also reduced the swing arm simultaneously, temperature measuring device's life has been improved.
2. The telescopic rod enables the fixed rod to be telescopic in the smelting furnace, the temperature of the edge in the smelting furnace is relatively low, the temperature thermocouple can be located at the edge position in the smelting furnace during contraction, the protection and the service life of the temperature thermocouple are further improved, and damage is reduced.
The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.
Drawings
FIG. 1 is a schematic structural view of a temperature measuring apparatus for pulverizing powder by vacuum melting gas atomization in example 1;
FIG. 2 is a diagram showing a state of use of the temperature measuring apparatus for pulverizing powder by gas atomization in vacuum melting in example 1;
FIG. 3 is a schematic structural view of a temperature measuring device for pulverizing powder by vacuum melting gas atomization in example 2;
the device comprises a directional driven wheel 1, a thermocouple core rod 2, a temperature measuring thermocouple 3, a swing arm 4, a chain 5, a directional driving wheel 6, a rotary fulcrum 7, a fixed rod 8, a sealing sleeve 9, a butt flange 10, a rotary cylinder 11, a limiting rod 12, a mounting seat 13 and a telescopic rod 14.
Detailed Description
Example 1
As shown in fig. 1-2: a temperature measuring device for vacuum melting gas atomization powder preparation comprises a sealing sleeve 9, a rotary cylinder 11, a butt flange 10, a fixing rod 8, a chain 5, a directional driving wheel 6, a directional driven wheel 1, a thermocouple core rod 2, a temperature thermocouple 3, a swing arm 4 and a rotary fulcrum 7, wherein one end of the fixing rod 8 is movably connected with the swing arm 4 through the rotary fulcrum 7, and the other end of the fixing rod is fixedly connected with the sealing sleeve 9; the upper end of the swing arm 4 is provided with a directional driven wheel 1, the thermocouple core bar 2 is arranged between the directional driven wheel 1 and the swing arm 4 through a movable shaft, the lower end of the thermocouple core bar 2 is fixedly connected with a temperature thermocouple 3, one end of the fixed rod 8 close to the swing arm 4 is also provided with a directional driving wheel 6, and a chain 5 is arranged between the directional driving wheel 6 and the directional driven wheel 1; the sealing sleeve 9 is connected with a rotating cylinder 11 through a butt flange 10, the rotating cylinder 11 drives the rotating fulcrum shaft 7 and the swing arm 4 to rotate, and the fixed rod 8 is fixed on the smelting chamber furnace body through the sealing sleeve 9.
The butting flange 10 is provided with a limiting rod 12, the limiting rod 12 is used for limiting the rotating angle of the swing arm 4, meanwhile, the rotating angle of the limiting rod 12 is the same as that of the lever arm, and a rotating angle dial and a rotating locking device are arranged on the limiting rod, so that an operator can accurately control the rotating angle when using the butting flange, and the position of the tail end of the temperature thermocouple 3 in the crucible can be determined according to the rotating angle; the limiting rod 12 has a rotation position limiting effect, can limit and lock after rotating for a required angle, avoids the rotation phenomenon when controlling the temperature thermocouple 3, and further reduces the damage of the temperature thermocouple 3; be equipped with the rubber sleeve on the gag lever post 12, be equipped with anti-skidding line on the rubber sleeve, the operator gripping handle of being convenient for when avoiding it rotatory, appears because of the phenomenon that the palm perspires and skid.
The length of the fixed rod 8 is 0.85 times of the radius of the smelting crucible, so that the swing arm 4 can be positioned at a proper temperature measuring position of the smelting furnace; the swing arm 4 is square, the length of the swing arm is 0.3 time of the radius of the smelting crucible, the swing arm 4 can rotate in the smelting furnace conveniently without being limited by space, and the temperature of the temperature thermocouple 3 can measure the temperature of the melt conveniently.
The rotary cylinder 11 is a hydraulic rotary cylinder 11, and is driven by a motor to rotate the rotary support shaft 7 and the swing arm 4.
The swing arm 4 swings along the center of the rotating fulcrum 7, so that the swing arm 4 can rotate and swing around the rotating fulcrum 7 and rotate relative to the fixed rod 8; the thermocouple core bar 2 swings with the swing arm 4 as a fulcrum, the movable shaft is used as a support to pass through the self gravity of the thermocouple core bar 2 and the temperature thermocouple 3, the thermocouple core bar 2 and the temperature thermocouple 3 can be always kept in the vertical direction, and the thermocouple core bar 2 and the temperature thermocouple 3 can move up and down and left and right under the driving of the swing arm 4.
Example 2
As shown in fig. 3: a temperature measuring device for vacuum melting gas atomization powder preparation comprises a sealing sleeve 9, a rotary cylinder 11, a butt flange 10, a fixing rod 8, a chain 5, a directional driving wheel 6, a directional driven wheel 1, a thermocouple core rod 2, a temperature thermocouple 3, a swing arm 4 and a rotary fulcrum 7, wherein one end of the fixing rod 8 is movably connected with the swing arm 4 through the rotary fulcrum 7, and the other end of the fixing rod is fixedly connected with the sealing sleeve 9; the upper end of the swing arm 4 is provided with a directional driven wheel 1, the thermocouple core bar 2 is arranged between the directional driven wheel 1 and the swing arm 4 through a movable shaft, the lower end of the thermocouple core bar 2 is fixedly connected with a temperature thermocouple 3, one end of the fixed rod 8 close to the swing arm 4 is also provided with a directional driving wheel 6, and a chain 5 is arranged between the directional driving wheel 6 and the directional driven wheel 1; the sealing sleeve 9 is connected with a rotating cylinder 11 through a butt flange 10, the rotating cylinder 11 drives the rotating fulcrum shaft 7 and the swing arm 4 to rotate, and the fixed rod 8 is fixed on the smelting chamber furnace body through the sealing sleeve 9.
The butt flange 10 is provided with a limiting rod 12, the limiting rod 12 is used for limiting the rotation angle of the swing arm 4, meanwhile, the rotation angle of the limiting rod 12 is the same as the rotation angle of the lever arm, and a rotation angle dial and a rotation locking device are arranged on the limiting rod, so that an operator can accurately control the rotation angle when using the butt flange; be equipped with the rubber sleeve on the gag lever post 12, be equipped with anti-skidding line on the rubber sleeve, the operator gripping handle of being convenient for when avoiding it rotatory, appears because of the phenomenon that the palm perspires and skid.
The rotary cylinder 11 is a pneumatic rotary cylinder 11, and is driven by a motor to rotate the rotary support shaft 7 and the swing arm 4.
The swing arm 4 swings along the center of the rotating fulcrum 7, so that the swing arm 4 can rotate and swing around the rotating fulcrum 7 and rotate relative to the fixed rod 8; the thermocouple core rod 2 swings and rotates by taking the swing arm 4 as a fulcrum.
The length of the fixed rod 8 is 1 time of the radius of the smelting crucible, so that the swing arm 4 can be positioned at a proper temperature measuring position of the smelting furnace, the temperature measuring thermocouple 3 can conveniently measure the temperature of the central line or the area near the central line of the smelting furnace, the position where the temperature measuring thermocouple 3 measures can represent the temperature of molten liquid in the whole smelting furnace, the temperature of the edge area of the smelting furnace is prevented from being measured, the temperature of the central position of the smelting furnace is highest, the temperatures of two sides are relatively low, and the accuracy of temperature measurement is effectively; the swing arm 4 is square, the length of the swing arm is 0.4 times of the radius of the smelting crucible, the swing arm 4 can rotate in the smelting furnace conveniently without being limited by space, the temperature thermocouple 3 can measure the temperature of the molten liquid conveniently, the rotation returns to the initial position after the measurement is completed, the service life of the temperature thermocouple 3 is prolonged, and meanwhile, the temperature thermocouple 3 can measure the temperature of the central line or the area near the central line of the smelting furnace conveniently.
The telescopic rod 14 is arranged on the fixed rod 8, the telescopic rod 14 is controlled to stretch through a controller arranged outside the smelting furnace, the telescopic rod is not influenced by temperature, the fixed rod 8 can stretch in the smelting furnace, the temperature of the edge in the smelting furnace is relatively low, the temperature thermocouple 3 is located at the edge position in the smelting furnace during shrinkage, the protection and the service life of the temperature thermocouple 3 are further improved, and damage is reduced.
The utility model discloses a use method is: when the device is used, the rotating cylinder 11 is driven to drive the swing arm 4 and the rotating support shaft 7 to rotate, the temperature thermocouple 3 begins to descend and horizontally move along with the rotation of the swing arm 4, the temperature thermocouple 3 extends into a solution, the position of the temperature thermocouple 3 is limited by the limiting rod 12, the temperature of the solution is quickly obtained, after the temperature measurement is completed, the rotating cylinder 11 is driven again, the limitation of the limiting rod 12 is opened, the temperature thermocouple 3 is recovered to the original point position, and the service life of the device is prolonged.
The above description is a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and its concept within the technical scope of the present invention.
Claims (9)
1. A temperature measuring device for vacuum melting gas atomization powder preparation comprises a rotary cylinder, a fixed rod, a directional driving wheel, a directional driven wheel, a temperature measuring thermocouple and a swing arm, wherein one end of the fixed rod is movably connected with the swing arm through a rotary fulcrum, the other end of the fixed rod is provided with the rotary cylinder, the upper end of the swing arm is provided with the directional driven wheel, the temperature measuring thermocouple is movably arranged between the directional driven wheel and the swing arm, and one end of the fixed rod, close to the swing arm, is also provided with; the method is characterized in that: and a chain is arranged between the directional driving wheel and the directional driven wheel.
2. The temperature measuring device for pulverizing powder by gas atomization in vacuum melting according to claim 1, characterized in that: the other end of the fixed rod is provided with a sealing sleeve, the sealing sleeve is connected with the rotary cylinder through a butt flange, and the fixed rod is fixed on the smelting chamber body through the sealing sleeve.
3. The temperature measuring device for pulverizing powder by vacuum melting gas atomization according to claim 1 or 2, characterized in that: the upper end of the temperature thermocouple is provided with a thermocouple core bar which is movably arranged between the directional driven wheel and the swing arm.
4. The temperature measuring device for pulverizing powder by gas atomization in vacuum melting according to claim 2, characterized in that: the butt flange is provided with a limiting rod, a rubber sleeve is arranged on the limiting rod, and anti-skid lines are arranged on the rubber sleeve.
5. The temperature measuring device for pulverizing powder by vacuum melting gas atomization according to claim 1 or 2, characterized in that: the length of the fixed rod is 0.85-1.20 times of the radius of the smelting crucible; the swing arm is square, and the length of the swing arm is 0.25-0.8 times of the radius of the smelting crucible.
6. The temperature measuring device for pulverizing powder by vacuum melting gas atomization according to claim 1 or 2, characterized in that: the rotary cylinder is a pneumatic rotary cylinder or a hydraulic rotary cylinder.
7. The temperature measuring device for pulverizing powder by gas atomization in vacuum melting according to claim 3, characterized in that: the swing arm swings along the center of the rotating fulcrum shaft, and the thermocouple core bar swings with the swing arm as a fulcrum.
8. The temperature measuring device for pulverizing powder by vacuum melting gas atomization according to claim 1 or 2, characterized in that: the rotary cylinder and the butt flange are arranged in the mounting seat.
9. The temperature measuring device for pulverizing powder by gas atomization in vacuum melting according to claim 5, characterized in that: the fixed rod is provided with a telescopic rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921005328.7U CN210512701U (en) | 2019-07-01 | 2019-07-01 | Temperature measuring device for vacuum melting gas atomization powder making |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921005328.7U CN210512701U (en) | 2019-07-01 | 2019-07-01 | Temperature measuring device for vacuum melting gas atomization powder making |
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| Publication Number | Publication Date |
|---|---|
| CN210512701U true CN210512701U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921005328.7U Active CN210512701U (en) | 2019-07-01 | 2019-07-01 | Temperature measuring device for vacuum melting gas atomization powder making |
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| CN (1) | CN210512701U (en) |
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- 2019-07-01 CN CN201921005328.7U patent/CN210512701U/en active Active
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