CN208672167U - A kind of online temperature measuring device of centrifuge cylinder mold - Google Patents
A kind of online temperature measuring device of centrifuge cylinder mold Download PDFInfo
- Publication number
- CN208672167U CN208672167U CN201820895318.4U CN201820895318U CN208672167U CN 208672167 U CN208672167 U CN 208672167U CN 201820895318 U CN201820895318 U CN 201820895318U CN 208672167 U CN208672167 U CN 208672167U
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- centrifuge
- signal
- slip ring
- patch
- thermocouple
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Abstract
The utility model relates to a kind of centrifuge cylinder mold temperature online measuring devices, it include: the patch thermocouple for being installed on cylinder sleeve mold outer surface, the signal slip ring for being used to receive and transmit patch thermal resistance simulation signal being set on centrifuge bearing block, signal slip ring is connected with patch thermocouple by insulated conductor, signal slip-ring rotor end is connect with patch thermocouple, and stator terminal is transmitted for signal.Temperature measurement on-line device provided by the utility model, the influence of equipment high speed rotation in production process, reflection, surface gloss and water mist can be overcome, and then accurately measure cylinder sleeve mold temperature, solve high speed rotating mould thermometric in the prior art infrared measurement of temperature inaccuracy, vulnerable to state of arts interference and can not overall process continuous temperature measurement technical problem.
Description
Technical field
The utility model relates to a kind of a kind of surveys of the online temperature of temperature measuring device more particularly to centrifuge cylinder mold
Measure device.
Background technique
In cylinder sleeve casting, cylinder sleeve mold temperature is key process parameter, and it is direct to provide accurate measurements for control system
The cylinder sleeve product quality influenced.During centrifugal casting, molten iron casts in the centrifuge mould inside of rotation, molten iron temperature
1480 DEG C or so, tensile strength, metallographic group when especially manufacture cylinder sleeve is used for marine engine, in cylinder liner blank forming process
It knits and the requirements such as graphite form is high, temperature control is the key parameter for guaranteeing the said goods index, first for the quality for meeting product
It first needs accurately to measure cylinder sleeve mold temperature in real time.
And the dichroic IR contactless temperature-measuring generallyd use in existing means of testing, be only applicable to stationary body or
The more stable object of work condition environment, cylinder sleeve manufacture during centrifugal casting, because mold high speed rotates, mold reflectivity, table
Face finish changes over time and changes, in addition the interference for the water mist that molten iron generates when cooling, dichroic IR are contactless
Thermometric can not accurately measure mold actual temperature.
Since high-temperature infrared ray measurement wavelength is shorter, low temperature IR wavelength is long, can not when using infrared measurement of temperature
The continuous mold temperature monitoring of overall process is carried out using only a kind of infrared measuring device.
Based on above-mentioned problem, finding one kind, in real time, accurately monitoring centrifuge cylinder mold temperature device very must
It wants.
Authorization Notice No. are as follows: the patent of CN207066601U discloses a kind of infrared temperature measurement apparatus, is only applicable to static object
Body or the more stable object of work condition environment, can not accurately measure high speed rotation cylinder sleeve mold temperature, also be unable to measure and pour
Infuse the real time temperature of front mold.
Utility model content
The purpose of the utility model is to provide a kind of online temperature measuring devices of centrifuge cylinder mold, solve existing
The technical issues of infrared measurement of temperature inaccuracy in technology influences cylinder sleeve product quality in turn.
It includes centrifuge ring flange, centrifugation machine bearing that in order to achieve the above purposes, the technical solution adopted by the utility model is:
Seat and centrifuge principal axis, the centrifuge bearing sleeve loaded on centrifuge principal axis, and the end of centrifuge principal axis be equipped with from
Scheming ring flange is equipped with cylinder sleeve mold by screw on the centrifuge ring flange, which is characterized in that it further includes at least one
A patch thermocouple, signal slip ring, the patch the installation of TC in cylinder sleeve mold outer surface, the signal slip ring sleeve be loaded on from
On the main bearing seat of scheming, for receiving and transmitting the analog signal of patch thermocouple, the signal slip ring and patch thermocouple
It is connected by insulated conductor, the rotor-end of the signal slip ring is connect with the patch thermocouple, and stator terminal is signal output.
Based on the above technical solution, the utility model can also do following improvement:
Further, the patch thermocouple is 3, and patch thermocouple is along the axis direction uniform intervals of cylinder sleeve mold
Distribution, the beneficial effect using this step is can more accurately to measure cylinder sleeve mold temperature, mentions high control precision.
Further, the patch thermocouple is connect with mold outer surface by heat conduction silicone, using the beneficial of this step
Effect is easy for the disassembly of patch thermocouple, and then is convenient for die change.
Further, the signal slip ring is fiber-optic signal slip ring, and the beneficial effect using this step is the steady of raising signal
Qualitative and reliability.
Further, temperature measuring equipment further includes RTC analog quantity A/D converter, the RTC analog quantity A/D converter and institute
It states slip ring stator terminal to be connected, the beneficial effect using this step is that RTC analog quantity A/D converter can be converted to analog signals
Digital quantity signal improves the anti-interference ability of signal while being convenient for accessing signal into the control system for only receiving digital quantity signal
In.
Further, the anti-interference high-temperature metal shielding line of the insulated conductor, the beneficial effect using this step is can be
More stable signal is obtained in the production of operating condition complexity, guarantees product quality.
The utility model has the beneficial effects that
The utility model provides a kind of online temperature measuring device of centrifuge cylinder mold, solves in the prior art
Contactless temperature-measuring vulnerable to environment and operating condition interference, thermometric inaccuracy so that influence cylinder sleeve product quality the technical issues of.This
Patch thermocouple is used in utility model, can not be influenced by cylinder sleeve mold is high-speed rotating, and the reflection of cylinder sleeve mold, surface can be overcome
The influence of water mist, and then accurate thermometric are generated when finish variation and cooling molten iron, wherein signal slip ring can be in continuous rotation
Realize that signal transmits rotational communication in equipment, the utility model can produce for cylinder sleeve provides reliable accurate positioning temperature parameter, is
The quality of cylinder sleeve provides reliable guarantee.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of online temperature measuring device master of centrifuge cylinder mold described in the utility model specific embodiment
View；
Fig. 2 is signal slip ring structure schematic diagram；
Appended drawing reference:
1- centrifuge principal axis；2- centrifuge bearing block；3- signal slip ring；4- insulated conductor；5- patch thermocouple；6- patch
Thermocouple；7- patch thermocouple；8- cylinder sleeve mold；9- centrifuge ring flange；10-RTC analog quantity A/D converter；11- thermal conductive silicon
Glue-line；301- signal slip ring stator terminal；302- signal slip-ring rotor end.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this reality
The ordinary meaning understood with novel one of ordinary skill in the art.
In the description of the present application, it is to be understood that the orientation or positional relationship of the instructions such as term "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
It should be noted that it can be connected directly between when element is referred to as " being installed on " or " being set to " another element
Another element is indirectly connected on the other element.When an element be known as " connection " " access " " connected " it is another
A element, it can be directly to another element or be connected indirectly to another element.
Embodiment
Temperature measurement on-line device and centrifuge provided by the utility model match.
As shown in Figure 1, centrifuge bearing block 2 is set in 1 on centrifuge principal axis, the end of centrifuge principal axis 1 be equipped with from
Scheming ring flange 9 is equipped with cylinder sleeve mold 8 by screw on the centrifuge ring flange 9, and 2 bottom of centrifuge bearing block is fixed
It is mounted on centrifuge base, cylinder sleeve mold 8 is installed on centrifuge ring flange 9 by screw, signal slip ring 3 and patch thermoelectricity
Even 5,6,7 are connected by insulated conductor 4, and signal slip-ring rotor end is connect with patch thermocouple 5,6,7, signal slip ring stator terminal and
RTC analog quantity A/D converter 10 connects.
Temperature measurement on-line device provided by the utility model compared with prior art, can overcome equipment high speed in production process
Rotation, reflection, the influence of surface gloss and water mist, and then cylinder sleeve mold temperature accurately is measured, solve high speed rotating mould
Thermometric in the prior art infrared continuous temperature measurement inaccuracy, vulnerable to state of arts interference the technical issues of.
The K-type patch thermocouple that temperature measurement on-line device provided by the utility model is selected, model K81510 have resistance to height
Warm, corrosion resistant characteristic can work long hours at 0 DEG C~1300 DEG C, long service life.
The patch thermocouple that temperature measurement on-line device provided by the utility model is selected is preferably 3, patch electricity as shown in Figure 1
Resistance 5,6,7 prolongs mold axis direction and equidistantly arranges from mold outer surface one end to the other end, arranges more accurately to survey in this way
Cylinder sleeve mold temperature is measured, mold different location temperature is provided and participates in monitoring control, mentions high control precision, certain patch thermocouple
A piece of, two panels or multi-disc can be selected, depending on production technology situation, thermocouple is fixed on the appearance of die surface
Face, can keep the integrality of mould inner surface, not influence the molding of cylinder sleeve.
Patch thermocouple described in the utility model is used with die surface and is connect by heat conduction silicone 11.Heat conductive silica gel choosing
Equipment physical life is on the one hand improved, separately with the good product of corrosion-resistant, high temperature resistant, thermal coefficient to adapt to live worst hot case
On the one hand the installation and removal of patch thermocouple are also convenient for, and then are convenient for the replacement of cylinder sleeve mold.
3 preferred fiber signal slip ring of signal slip ring described in the utility model, model are as follows: FO06850FCPC, centrifuge belong to
High-speed rotating equipment selects fiber-optic signal slip ring, and transmission speed is fast, strong antijamming capability, and then the stability of signal can be improved
And reliability.
The utility model further includes RTC analog quantity A/D converter, and the RTC analog quantity A/D converter and the slip ring are fixed
Sub- end is connected.The anti-interference ability of signal can be improved while being convenient for accessing signal using RTC analog quantity A/D converter and only receive
In the control system of digital quantity signal；It is of course also possible to which the signal for directly exporting signal slip ring, which accesses, can receive analog quantity letter
Number controller, such as the PLC with analog module or DCS etc. analog quantity card.Wherein preferably 12 moulds of A/D converter 10
Number converter ic, A/D converter can directly be connected with PLC, and the digital quantity signal of conversion is sent into PLC and is used for temperature control
System.
Insulated conductor in the present embodiment is six conductor cable, and preferably anti-interference high-temperature metal shielding line, it can be in operating condition
More stable signal is obtained in complicated production, guarantees product quality.The transmission of patch thermocouple is analog signals, vulnerable to
The interference of complex working condition, the fluctuation because controlling temperature caused by accidental signal interference will affect product quality, cause when serious
The unplanned parking of production line, equipment damage increase driving and parking cost and maintenance of equipment expense, therefore select anti-interference high-temperature metal
Shielding line has preferable economic value.
The embodiment of the utility model: model K81510 patch thermocouple is selected, is pasted on outside cylinder sleeve mold with heat conductive silica gel
Surface, veneer thermocouple quantity are 3, prolong mold axis direction and equidistantly arrange from mold outer surface one end to the other end, believe
Number slip ring selects the fiber-optic signal slip ring of model FO06850FCPC, is set in centrifuge principal axis and holds on seat, signal slip ring and patch
Piece thermocouple is connect by anti-interference high-temperature metal shielding line, slip-ring rotor end with patch thermocouple, stator terminal RTC analog quantity A/
The connection of D converter, RTC analog quantity A/D converter export digital quantity signal.
In the specification of the utility model, numerous specific details are set forth.It is to be appreciated, however, that the reality of the utility model
Applying example can practice without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this specification.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (6)
1. a kind of centrifuge cylinder mold temperature measurement on-line device, including centrifuge ring flange, centrifuge bearing block and centrifugation owner
Axis, the centrifuge principal axis are set on centrifuge bearing block, and the end of centrifuge principal axis is equipped with centrifuge ring flange, institute
It states and cylinder sleeve mold is equipped with by screw on centrifuge ring flange, which is characterized in that it further includes at least one patch thermocouple,
Signal slip ring, the patch the installation of TC are loaded on the base bearing of centrifuge in cylinder sleeve mold outer surface, the signal slip ring sleeve
On seat, for receiving and transmitting the analog signal of patch thermocouple, the signal slip ring and patch thermocouple pass through insulated conductor
Connection, the rotor-end of the signal slip ring are connect with the patch thermocouple, and stator terminal is signal output.
2. centrifuge cylinder mold temperature measurement on-line device according to claim 1, which is characterized in that the patch thermocouple
It is 3, and patch thermocouple is evenly spaced on along the axis direction of cylinder sleeve mold.
3. cylinder sleeve mold temperature measurement on-line device according to claim 1, which is characterized in that the patch thermocouple and mold
Outer surface is connected by heat conduction silicone.
4. centrifuge cylinder mold temperature measurement on-line device according to claim 1, which is characterized in that the signal slip ring is
Fiber-optic signal slip ring.
5. the centrifuge cylinder mold temperature measurement on-line device according to claim 1, which is characterized in that it further includes
RTC analog quantity A/D converter, the RTC analog quantity A/D converter are connected with the slip ring stator terminal.
6. -5 any centrifuge cylinder mold temperature measurement on-line device according to claim 1, which is characterized in that the insulation
Conducting wire is anti-interference high-temperature metal shielding line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820895318.4U CN208672167U (en) | 2018-06-08 | 2018-06-08 | A kind of online temperature measuring device of centrifuge cylinder mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820895318.4U CN208672167U (en) | 2018-06-08 | 2018-06-08 | A kind of online temperature measuring device of centrifuge cylinder mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208672167U true CN208672167U (en) | 2019-03-29 |
Family
ID=65825478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820895318.4U Expired - Fee Related CN208672167U (en) | 2018-06-08 | 2018-06-08 | A kind of online temperature measuring device of centrifuge cylinder mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208672167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113203491A (en) * | 2021-04-27 | 2021-08-03 | 东风马勒热系统有限公司 | Thermocouple temperature measuring slip ring for measuring temperature of rotating part |
-
2018
- 2018-06-08 CN CN201820895318.4U patent/CN208672167U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113203491A (en) * | 2021-04-27 | 2021-08-03 | 东风马勒热系统有限公司 | Thermocouple temperature measuring slip ring for measuring temperature of rotating part |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 |
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| CF01 | Termination of patent right due to non-payment of annual fee |