CN203200333U - Base body temperature controlling device for thermal spraying - Google Patents
Base body temperature controlling device for thermal spraying Download PDFInfo
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- CN203200333U CN203200333U CN2013201341733U CN201320134173U CN203200333U CN 203200333 U CN203200333 U CN 203200333U CN 2013201341733 U CN2013201341733 U CN 2013201341733U CN 201320134173 U CN201320134173 U CN 201320134173U CN 203200333 U CN203200333 U CN 203200333U
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- matrix
- temperature
- base body
- temperature control
- sample clamp
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Abstract
The utility model provides a base body temperature controlling device for thermal spraying. The base body temperature controlling device comprises a base body temperature controller for setting a temperature for a base body in a spraying process, a base body temperature controlling connection box which is controlled through the base body temperature controller and is used for adjusting an actual temperature in the spraying process of the base body to a set temperature, and a sample clamp for mounting and fixing the base body, wherein the sample clamp is mounted on the base body temperature controlling connection box. According to the base body temperature controlling device, the base body temperature controller, the base body temperature controlling connection box and the sample clamp are ingeniously combined to form a structure of the base body temperature controlling device; the base body temperature controlling device can appropriately adjust the temperature of the base body to a certain temperature point according to types of the base body and a spraying material, and the temperature of the base body can be accurately controlled, so that the residual thermal stress of a coating is greatly reduced, and the deposition rate, the bonding strength, the thermal shock resistance and the like of the coating are greatly improved; the base body temperature controlling device is simple and convenient to operate, strong in commonality and low in preparation cost, and can control to obtain the optimal coating performance.
Description
Technical field
The utility model belongs to technical field of hot, particularly relates to a kind of matrix temperature control unit for thermospray.
Background technology
Characteristics such as that thermospray has is simple to operate, cost low and the preparation workpiece universal is strong are widely used in fields such as thermal boundary, anti-corrosion, insulation, non-proliferation and air-sensitive sensings.Thermospray is to produce hot environment the material generation physics that will spray or variation chemically by the spray gun heating as plasma body, flame or blast, by flame stream high speed impact spray material is deposited on the matrix then.
Generally speaking, occur easily peeling off during the coating of thermospray preparation is crossed under arms and cause losing efficacy, one of its reason is that the stress in the military service process has surpassed coating and high base strength.The method that improves the coating service life has two kinds: the one, improve coating and high base strength.The 2nd, reduce the stress in the coating.Stress in the thermal barrier coating equals the stack of loading stress, loading stress comprises the hot unrelieved stress that produces in stress that the coating Working environment produces and the coating forming procedure, wherein the former is determined by the load that the coating structure design is born, reduce its comparatively difficulty, it then is possible reducing unrelieved stress.Unrelieved stress forms and mainly is classified as the following aspects in the coating: the quenching stress that (1) produces in the coating process of setting.The coated material of fusing sprays to cold substrate or on the coating of cooled and solidified, cooling shrink be subjected to substrate (or gel coating) thus constraint produce quenching stress.(2) stress that in spray gun moves process, produces.The deposition process of coating is along with many times moving process of spray gun produce, and this just causes the layered structure of coating.The every movement of spray gun one time, new coating is all solidified in the coating that has formed, thereby produces inter-laminar stress.(3) in the process of cooling of spraying after finishing, the cooling stress that in coating and substrate, produces, this is that thermal mismatching by coated material and base material causes; (4) stress that produces of phase transformation, this is because temperature variation makes coating and base material produce phase transformation, causes the density, Young's modulus etc. of material to change, thereby produces transformation stress.
In the formative factor of above unrelieved stress, can avoid by regulating the thermospray substrate temperature.Different spray material and body material correspondence a corresponding substrate temperature point or scope.Substrate temperature is low, and spray material wettability on matrix surface is poor, and deposition and the bonding strength of coating are low, and coating is easy to generate unrelieved stress; The substrate temperature height, matrix is easy to generate distortion, can bring bigger unrelieved stress in the matrix process of cooling.In present actual hot spray coating preparation process, substrate temperature generally is to shift to an earlier date preheating by spray gun preheating or resistance furnace to control, but above technology is all poor to the accuracy of temperature control of matrix, awaits further raising.
Summary of the invention
The purpose of this utility model is at above-mentioned existing problems and deficiency, a kind of simple to operation, highly versatile, low cost of manufacture are provided, and can accurately control the temperature of matrix and make it obtain the matrix temperature control unit that is used for thermospray of optimum coating performance.
The technical solution of the utility model is achieved in that
Matrix temperature control unit for thermospray described in the utility model, be used for when being characterized in comprising spraying to matrix set a temperature the matrix temperature controller, by the matrix temperature controller control be used for matrix sprayed the time actual temperature adjust to the matrix temperature control connecting box of design temperature and be used for installing and the sample clamp of fixing base, described sample clamp is installed on the matrix temperature control connecting box.
Wherein, above-mentioned matrix temperature control connecting box comprise an end opening the box body, be arranged on resistive heater, cooling tracheae and the thermopair in the box body and be arranged on the sample clamp fishplate bar of the opening part of box body, wherein said resistive heater is electrically connected with the matrix temperature controller by lead, described cooling tracheae is connected with the matrix temperature controller by the cooling gas circuit, described thermopair is electrically connected with the matrix temperature controller by the thermopair line, and above-mentioned sample clamp is installed on the described sample clamp fishplate bar and the matrix that is installed on the sample clamp is contacted with described thermopair.
Above-mentioned matrix temperature controller comprises cabinet, be arranged in the cabinet be used for that actual temperature according to matrix heats matrix with design temperature control matrix temperature control connecting box or the temperature cool off is judged primitive and temperature-control circuit and is arranged on power interface that being used on the cabinet be connected with external power source, is used for the pressurized air interface that is communicated with the external compression air source and for the temperature setting button to a temperature value of matrix setting.
Of the present utility model easy to operate in order to make, above-mentioned matrix temperature controller comprises for the PV(practical value that shows the real time temperature value that thermopair is measured matrix) indicating meter and being used for shows the SV(setting value of the temperature value that the matrix temperature controller is set to matrix) indicating meter.
Improve cooling efficiency for convenience, above-mentioned cooling tracheae is provided with some gas orifices.
Of the present utility model simple in structure in order to make, and installation and the convenient fixing of matrix are firm, and above-mentioned sample clamp comprises for the clamping plate that are connected with matrix temperature control connecting box, is arranged on the retaining screw that being used in the clamping plate put into the sample cell of matrix and the matrix for being placed on sample cell that is connected with clamping plate is fixed.
The utility model is owing to adopted the matrix temperature controller dexterously, matrix temperature control connecting box and sample clamp are combined into the structure of matrix temperature control unit, can suitably regulate the temperature of matrix at some temperature spots according to the type of matrix and spray material by this matrix temperature control unit, realization is accurately controlled substrate temperature, thereby greatly reduced the residual thermal stress of coating, improved the deposition of coating greatly, bonding strength and heat-shock resistance etc., and this matrix temperature control unit is simple to operation, highly versatile and preparation cost are low, can control to obtain optimum coating performance.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is whole perspective view of the present utility model.
Fig. 2 is the volume rendering structural representation of matrix temperature control connecting box described in the utility model.
Fig. 3 is the Facad structure synoptic diagram of matrix temperature control connecting box described in the utility model.
Fig. 4 is the side perspective structural representation of matrix temperature control connecting box described in the utility model.
Embodiment
As Fig. 1-shown in Figure 4, matrix temperature control unit for thermospray described in the utility model, comprise when spraying be used for to matrix set a temperature matrix temperature controller 13, by matrix temperature controller 13 control be used for matrix sprayed the time actual temperature adjust to the matrix temperature control connecting box 5 of design temperature and be used for installing and the sample clamp 1 of fixing base, described sample clamp 1 is installed on the matrix temperature control connecting box 5.Wherein, above-mentioned matrix temperature control connecting box 5 comprises the box body 16 of an end opening, be arranged on the resistive heater 7 in the box body 16, cooling tracheae 8 and thermopair 9 and be arranged on the sample clamp fishplate bar 6 of the opening part of box body 16, wherein said resistive heater 7 is electrically connected with matrix temperature controller 13 by lead 12, described cooling tracheae 8 is connected with matrix temperature controller 13 by cooling gas circuit 10, described thermopair 9 is electrically connected with matrix temperature controller 13 by thermopair line 11, and above-mentioned sample clamp 1 is installed on the described sample clamp fishplate bar 6 and the matrix that is installed on the sample clamp 1 is contacted with described thermopair 9.As shown in Figure 4, wherein resistive heater 7 be installed in the cooling tracheae 8 the front and be fixed on the inwall of sample clamp fishplate bar 6, and the cooling tracheae 8 be provided with two, resistive heater 7 is provided with four.Improve cooling efficiency for convenience, above-mentioned cooling tracheae 8 is provided with some gas orifices 22.In order to make the easy accessibility of sample clamp 1, above-mentioned sample clamp 1 is fixed on the sample clamp fishplate bar 6 by screw 4, described sample clamp 1 is provided with fixing threaded hole, as shown in Figures 2 and 3, on sample clamp fishplate bar 6, be provided with the connecting hole corresponding with the quantity of fixing threaded hole and position equally, during installation, screw 4 passes fixing threaded hole and is screwed in the connecting hole and sample clamp 1 is fixedly attached on the sample clamp fishplate bar 6.And above-mentioned matrix temperature controller 13 comprises cabinet 17, is arranged on being used in the cabinet 17 and heats or the temperature cool off is judged primitive and temperature-control circuit and is arranged on power interface 14 that being used on the cabinet 17 be connected with external power source, is used for the pressurized air interface 15 that is communicated with the external compression air source and for the temperature setting button 18 to a temperature value of matrix setting according to the actual temperature of matrix and 5 pairs of matrixes of design temperature control matrix temperature control connecting box.Of the present utility model easy to operate in order to make, above-mentioned matrix temperature controller 13 comprises for the PV(practical value that shows the real time temperature value that thermopair is measured matrix) indicating meter 19 and being used for shows the SV(setting value of the temperature value that matrix temperature controller 13 is set to matrix) indicating meter 20.As shown in Figure 1, temperature setting button 18 is arranged on SV(setting value) on the indicating meter 20.Of the present utility model simple in structure in order to make, and installation and the convenient fixing of matrix are firm, and above-mentioned sample clamp 1 comprises for the clamping plate 21 that are connected with matrix temperature control connecting box 5, is arranged on the retaining screw 3 that being used in the clamping plate 21 put into the sample cells 2 of matrix and the matrix for being placed on sample cell 2 that is connected with clamping plate 21 is fixed.
Principle of work of the present utility model is as follows:
Earlier the circular substrate that the used matrix of thermospray is processed into certain size is put into the sample cell 2 of sample clamp 1, and by retaining screw 3 circular substrate is fixed, by screw 4 sample clamp 1 is fixed on the sample clamp fishplate bar 6 then, matrix temperature control connecting box 5 is connected on the matrix temperature controller 13 by cooling gas circuit 10, thermopair line 11 and lead 12, and by power interface 14 and pressurized air interface 15 electricity and pressurized air is linked in the matrix temperature controller 13; The temperature of matrix is set at matrix temperature controller 13 according to spray material and body material type then, measure the temperature of matrix simultaneously by thermopair 9, the actual temperature that shows matrix then by PV (Practical value) indicating meter 19 on the matrix temperature controller 13, wherein thermopair 9 contacts with the matrix back surfaces and carries out real-time thermometric, and SV (setting value) indicating meter 20 shows the design temperature of substrate temperature.In the spraying process, to matrix a temperature is set by the temperature setting button 18 on SV (setting value) indicating meter 20, when the actual value of substrate temperature is lower than the value of setting, matrix temperature controller 13 is opened heating system, heat by the 7 pairs of matrixes of four resistive heaters on the sample clamp fishplate bar 6, thermopair 9 carries out real-time thermometric simultaneously, the actual temperature of matrix is fed back to matrix temperature controller 13, matrix temperature controller 13 judges by pilot circuit that more then heating circuit disconnects when temperature reaches the value of setting; When the actual value of substrate temperature during greater than the value of setting, matrix temperature controller 13 is connected the cooled compressed air switch, cool off by 8 pairs of matrixes of two in the matrix temperature control connecting box 5 cooling tracheaes, pressurized gas flows out by the some gas orifices 22 on the cooling tracheae 8 and directly blows to the matrix back surfaces, thereby reach the purpose of cooling, when temperature reaches the value of setting, disconnect the cooled compressed air switch and get final product.
The utility model is described by embodiment, but the utility model is not construed as limiting, with reference to description of the present utility model, other variations of the disclosed embodiments, expect easily that as the professional person for this area such variation should belong within the utility model claim restricted portion.
Claims (7)
1. matrix temperature control unit that is used for thermospray, be used for when it is characterized in that comprising spraying to matrix set a temperature matrix temperature controller (13), by matrix temperature controller (13) control be used for matrix sprayed the time actual temperature adjust to the matrix temperature control connecting box (5) of design temperature and be used for the sample clamp (1) of installation and fixing base, described sample clamp (1) is installed on the matrix temperature control connecting box (5).
2. according to the described matrix temperature control unit for thermospray of claim 1, it is characterized in that above-mentioned matrix temperature control connecting box (5) comprises the box body (16) of an end opening, be arranged on the resistive heater (7) in the box body (16), cooling tracheae (8) and thermopair (9) and be arranged on the sample clamp fishplate bar (6) of the opening part of box body (16), wherein said resistive heater (7) is electrically connected with matrix temperature controller (13) by lead (12), described cooling tracheae (8) is connected with matrix temperature controller (13) by cooling gas circuit (10), described thermopair (9) is electrically connected with matrix temperature controller (13) by thermopair line (11), and above-mentioned sample clamp (1) is installed in described sample clamp fishplate bar (6) upward and the matrix that is installed on the sample clamp (1) is contacted with described thermopair (9).
3. according to the described matrix temperature control unit for thermospray of claim 2, it is characterized in that above-mentioned cooling tracheae (8) is provided with some gas orifices (22).
4. according to the described matrix temperature control unit for thermospray of claim 2, it is characterized in that above-mentioned sample clamp (1) is fixed on the sample clamp fishplate bar (6) by screw (4).
5. according to the described matrix temperature control unit for thermospray of claim 1, it is characterized in that above-mentioned matrix temperature controller (13) comprises cabinet (17), be arranged in the cabinet (17) be used for that actual temperature according to matrix heats matrix with design temperature control matrix temperature control connecting box (5) or the temperature cool off judge primitive and temperature-control circuit and be arranged on the cabinet (17) for the power interface (14) that is connected with external power source, be used for the pressurized air interface (15) that is communicated with the external compression air source and the temperature setting button (18) that is used for setting a temperature value to matrix.
6. according to claim 1 or 5 described matrix temperature control units for thermospray, it is characterized in that above-mentioned matrix temperature controller (13) comprises for the PV(practical value that shows the real time temperature value that thermopair is measured matrix) indicating meter (19) and being used for shows the SV(setting value of the temperature value that matrix temperature controller (13) is set to matrix) indicating meter (20).
7. according to the described matrix temperature control unit for thermospray of claim 1, it is characterized in that above-mentioned sample clamp (1) comprises for the clamping plate (21) that are connected with matrix temperature control connecting box (5), is arranged on the retaining screw (3) that being used in the clamping plate (21) put into the sample cell (2) of matrix and the matrix for being placed on sample cell (2) that is connected with clamping plate (21) is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201341733U CN203200333U (en) | 2013-03-23 | 2013-03-23 | Base body temperature controlling device for thermal spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201341733U CN203200333U (en) | 2013-03-23 | 2013-03-23 | Base body temperature controlling device for thermal spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203200333U true CN203200333U (en) | 2013-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201341733U Expired - Lifetime CN203200333U (en) | 2013-03-23 | 2013-03-23 | Base body temperature controlling device for thermal spraying |
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| CN (1) | CN203200333U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894610A (en) * | 2014-04-18 | 2014-07-02 | 机械科学研究总院先进制造技术研究中心 | Temperature-controllable forming platform system |
| CN105908115A (en) * | 2016-05-07 | 2016-08-31 | 苏州市力发电子有限公司 | Whole conductor spray coating device |
| CN106011719A (en) * | 2016-06-28 | 2016-10-12 | 国营芜湖机械厂 | Repair method for aluminum coating of composite material |
| CN106399892A (en) * | 2016-11-30 | 2017-02-15 | 国家电网公司 | Thermal spraying method and device thereof |
| CN109234663A (en) * | 2018-11-30 | 2019-01-18 | 山东大学 | A kind of plate of spraying cooling clamping device used for hot spraying and working method |
| CN109252127A (en) * | 2018-11-30 | 2019-01-22 | 山东大学 | A kind of plate clamping device used for hot spraying and working method |
| CN110144542A (en) * | 2019-06-21 | 2019-08-20 | 南昌航空大学 | A kind of preparation method of supersonic flame spraying system and iron-based amorphous coating |
| CN113444996A (en) * | 2021-06-29 | 2021-09-28 | 潍柴动力股份有限公司 | Preparation method of thermal barrier coating, thermal barrier coating and engine piston |
-
2013
- 2013-03-23 CN CN2013201341733U patent/CN203200333U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894610A (en) * | 2014-04-18 | 2014-07-02 | 机械科学研究总院先进制造技术研究中心 | Temperature-controllable forming platform system |
| CN105908115A (en) * | 2016-05-07 | 2016-08-31 | 苏州市力发电子有限公司 | Whole conductor spray coating device |
| CN105908115B (en) * | 2016-05-07 | 2024-03-22 | 苏州市力发电子有限公司 | All-wire spraying device |
| CN106011719A (en) * | 2016-06-28 | 2016-10-12 | 国营芜湖机械厂 | Repair method for aluminum coating of composite material |
| CN106399892A (en) * | 2016-11-30 | 2017-02-15 | 国家电网公司 | Thermal spraying method and device thereof |
| CN109234663A (en) * | 2018-11-30 | 2019-01-18 | 山东大学 | A kind of plate of spraying cooling clamping device used for hot spraying and working method |
| CN109252127A (en) * | 2018-11-30 | 2019-01-22 | 山东大学 | A kind of plate clamping device used for hot spraying and working method |
| CN109252127B (en) * | 2018-11-30 | 2019-10-01 | 山东大学 | A kind of plate clamping device used for hot spraying and working method |
| CN110144542A (en) * | 2019-06-21 | 2019-08-20 | 南昌航空大学 | A kind of preparation method of supersonic flame spraying system and iron-based amorphous coating |
| CN110144542B (en) * | 2019-06-21 | 2021-06-15 | 南昌航空大学 | Supersonic flame spraying system and preparation method of iron-based amorphous coating |
| CN113444996A (en) * | 2021-06-29 | 2021-09-28 | 潍柴动力股份有限公司 | Preparation method of thermal barrier coating, thermal barrier coating and engine piston |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171211 Address after: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee after: GUANGDONG INSTITUTE OF NEW MATERIALS Address before: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee before: GUANGZHOU Research Institute OF NON FERROUS METALS |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee after: Institute of new materials, Guangdong Academy of Sciences Address before: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee before: GUANGDONG INSTITUTE OF NEW MATERIALS |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |