CN207197971U - High temperature alloy thermal fatigue tester - Google Patents
High temperature alloy thermal fatigue tester Download PDFInfo
- Publication number
- CN207197971U CN207197971U CN201721249017.6U CN201721249017U CN207197971U CN 207197971 U CN207197971 U CN 207197971U CN 201721249017 U CN201721249017 U CN 201721249017U CN 207197971 U CN207197971 U CN 207197971U
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- CN
- China
- Prior art keywords
- cam
- cover
- guide
- side plate
- thermal fatigue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A kind of high temperature alloy thermal fatigue tester, belong to testing of materials technical field, including bosh, heating chamber, also include guide holder, two side plates, cam cover, reducing motor, guide cover, elevating lever, guide rod, push rod disk, cam, the guide cover and the guide holder hinge connection, when both fit together, the groove on its surface merges composition through hole.The hinge connection of one of the side of the cam cover and the side plate；The reducing motor is fixed on the cam cover, and its output shaft is fixedly connected through the cam cover with the rotating shaft of the cam；The edge of the cam and the push rod disk are tangent.Because the testing machine is using cam mechanism driving elevating mechanism up and down motion, electromagnet coil is eliminated, heating effect of the electromagnet coil in frequent break-make is eliminated, avoids the aging of coil insulation paint, significantly improve the service life of thermal fatigue tester.
Description
Technical field
A kind of metallic material testing machine is the utility model is related to, especially a kind of high temperature alloy thermal fatigue tester, is belonged to
Testing of materials technical field.
Background technology
When component or material are subjected to temperature change (thermal cycle), produce and follow because suffering restraints its free wxpansion or shrink
Zernike annular polynomial or cyclic strain, the phenomenon for ultimately resulting in cracking and destroying are referred to as heat fatigue.Thermal Fatigue Damage is widely present in high temperature
In equipment, dynamic power machine and sophisticated electronics, for example, the converter of steel-making uses interval Areoponics culture, furnace shell cooling position
The endless form of heating-cooling is undergone, the thermal stress for bearing furnace shell, which is presented, alternately to be changed, and such furnace shell just occurs that heat is tired
Strain wound；The roll of hot rolling, bitten during it once rotates rolled material when, the temperature of roller surface rises, in material
Roller temperature is again multiple after hauling-out declines, and after experience heating several times-cooling circulation, roller surface is produced by Thermal Fatigue Damage
Cracking and peeling.Thus, for the metal material newly developed, particularly high-temperature alloy material, thermal fatigue property examination is carried out to it
Test necessary.The thermal fatigue property experiment of material is completed on thermal fatigue tester, existing for existing thermal fatigue tester not
Foot：Driving elevating mechanism drive test specimen moves up and down to be come with being at the power in heating chamber or in bosh
From the electromagnetic force of electromagnet.Electromagnet wants frequent break-make so that so that test specimen lifts, spontaneous heat is big, causes to testing machine at work
Insulated paint aging is, it is necessary to often change electromagnet coil.
Utility model content
In order to overcome the above-mentioned deficiency of prior art, the utility model provides a kind of high temperature alloy thermal fatigue tester, should
Testing machine is moved up and down using cam mechanism driving elevating mechanism, significantly improves the service life of thermal fatigue tester.
Above-mentioned purpose of the present utility model can be realized using following technical proposal：High temperature alloy thermal fatigue tester, bag
Include base, riser, bosh, heating chamber, the riser is fixedly connected on the base, the bosh and it is described plus
Hot cell is fixedly connected on the riser, and the bosh is located at the lower section of the heating chamber, it also include guide holder, two
Side plate, cam cover, reducing motor, guide cover, elevating lever, guide rod, push rod disk, cam, the side plate and the guide holder are consolidated
Surely it is connected on the riser, the side plate is located above the guide holder；The end of the elevating lever and the guide rod is fixed
It is connected on the push rod disk；The guide cover and the guide holder hinge connection, when both fit together, on its surface
Groove merges composition through hole, and the elevating lever and the guide rod pass through from these through holes of corresponding position, and shape therewith
Coordinate into gap；Compression spring is set with the guide rod；The hinge connection of one of the side of the cam cover and the side plate,
Opposite side is fixedly connected with other side plate when closing；The reducing motor is fixed on the cam cover, and its output shaft is worn
The rotating shaft that the cam cover is crossed with the cam is fixedly connected；It is described when the swinging end and side plane contact of the cam cover
The edge of cam and the push rod disk are tangent.
Preferably, insulation hairbrush is fixed with the upper and lower opening of the heating chamber.
Preferably, it is fixed by bolts to when the cam cover closes on side plate.
Preferably, test specimen is fixed on the end of the elevating lever.
Preferably, when the profile of the cam includes two sections of circular arcs, the push rod disk and tangent small-radius arc therein,
Test specimen is in the heating chamber；When the push rod disk and tangent large radius arc therein, test specimen is in the bosh
It is interior.
The utility model has the advantage that compared with prior art：Because the testing machine utilizes cam mechanism driving liter
Descending mechanism moves up and down, and eliminates electromagnet coil, eliminates heating effect of the electromagnet coil in frequent break-make, avoid
The aging of coil insulation paint, significantly improve the service life of thermal fatigue tester；Further, since cam cover and guide cover are all
Opening-closing structure is employed, easily can be taken out by test specimen from heating chamber, to dismount test specimen on elevating lever.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is internal structure schematic diagram of the present utility model.
Wherein：1-base, 2-riser, 3-bosh, 4-heating chamber, 5-guide holder, 6-compression spring, 7-
Side plate, 8-cam cover, 9-reducing motor, 10-guide cover, 11-insulation hairbrush, 12-elevating lever, 13-test specimen, 14-
Guide rod, 15-push rod disk, 16-cam.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of technical scheme：High temperature alloy thermal fatigue tester, including bottom
Seat 1, riser 2, bosh 3, heating chamber 4, the riser 2 are fixedly connected on the base 1, the bosh 3 and institute
State heating chamber 4 to be fixedly connected on the riser 2, the bosh 3 is located at the lower section of the heating chamber 4, and it also includes leading
To seat 5, two side plates 7, cam cover 8, reducing motor 9, guide cover 10, elevating lever 12, guide rod 14, push rod disk 15, cams 16,
The side plate 7 and the guide holder 5 are fixedly connected on the riser 2, and the side plate 7 is positioned at the top of guide holder 5；It is described
The end of elevating lever 12 and the guide rod 14 is fixedly connected on the push rod disk 15；The guide cover 10 and the guide holder 5
Hinge connection, when both fit together, the groove on its surface merges composition through hole, the elevating lever 12 and the guide rod 14
Passed through from these through holes of corresponding position, and form gap therewith and coordinate；Compression spring is set with the guide rod 14
6；The hinge connection of one of the side of the cam cover 8 and the side plate 7, opposite side is fixed with other side plate 7 and connected when closing
Connect；The reducing motor 9 is fixed on the cam cover 8, and its output shaft passes through the cam cover 8 and the cam 16
Rotating shaft is fixedly connected；When the swinging end of the cam cover 8 contacts with side plate 7, the edge of the cam 16 and the push rod disk
15 is tangent.
In order to reduce the heat leakage of heating chamber 4, in the utility model, it is preferable that consolidate at the upper and lower opening of the heating chamber 4
Surely there is insulation hairbrush 11.
For the ease of operating, in the utility model, it is preferable that the cam cover 8 is fixed by bolts to side plate 7 when closing
On.
For the ease of installing, in the utility model, it is preferable that test specimen 13 is fixed on the end of the elevating lever 12.
For the ease of processing, in the utility model, it is preferable that the profile of the cam 16 includes two sections of circular arcs, described to push away
When bar disk 15 and tangent small-radius arc therein, test specimen is in the heating chamber 4；The push rod disk 15 with it is therein more than half
When footpath circular arc is tangent, test specimen is in the bosh 3.
Operating method and operation principle：Open cam cover 8 and guide cover 10 so that at cam cover 8 and guide cover 10
In state shown in Fig. 2, elevating lever 12 is taken out together with guide rod 14 and push rod disk 15 from heating chamber 4, then fixed test specimen 13
In the end of elevating lever 12, after test specimen 13 is arranged on elevating lever 12, elevating lever 12 and guide rod 14 are pressed on the surface of guide holder 5
Groove in, then close guide cover 10 so that elevating lever 12 and guide rod 14 are constrained in by guide holder 5 and the surface of guide cover 10
Groove merge after in the through hole that forms.Then cam cover 8 is fixed on side plate 7 with bolt, makes cam 16 and push rod disk
15 is tangent, state as shown in Figure 1.Rise heating chamber 4 arrives predetermined temperature, the water filling in bosh 3, starts reducing motor 9, enters
Row thermal cycling fatigue is tested, to investigate material damage situation of the test specimen under thermal cycle effect.
For above-described embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (5)
1. high temperature alloy thermal fatigue tester, including base（1）, riser（2）, bosh（3）, heating chamber（4）, the riser
（2）It is fixedly connected on the base（1）On, the bosh（3）With the heating chamber（4）It is fixedly connected on the riser
（2）On, the bosh（3）Positioned at the heating chamber（4）Lower section, it is characterised in that also including guide holder（5）, two
Side plate（7）, cam cover（8）, reducing motor（9）, guide cover（10）, elevating lever（12）, guide rod（14）, push rod disk（15）, it is convex
Wheel（16）, the side plate（7）With the guide holder（5）It is fixedly connected on the riser（2）On, the side plate（7）Positioned at described
Guide holder（5）Top；The elevating lever（12）With the guide rod（14）End be fixedly connected on the push rod disk（15）On；Institute
State guide cover（10）With the guide holder（5）Hinge connection, when both fit together, it is logical that the groove on its surface merges composition
Hole, the elevating lever（12）With the guide rod（14）Passed through from these through holes of corresponding position, and form gap therewith
Coordinate；The guide rod（14）On be set with compression spring（6）；The cam cover（8）Side and the side plate（7）One of hinge
Chain link, opposite side and other side plate when closing（7）It is fixedly connected；The reducing motor（9）It is fixed on the cam cover
（8）On, its output shaft passes through the cam cover（8）With the cam（16）Rotating shaft be fixedly connected；The cam cover（8）
Swinging end and side plate（7）During contact, the cam（16）Edge and the push rod disk（15）It is tangent.
2. high temperature alloy thermal fatigue tester according to claim 1, it is characterised in that the heating chamber（4）Up and down
Opening is fixed with insulation hairbrush（11）.
3. high temperature alloy thermal fatigue tester according to claim 1, it is characterised in that the cam cover（8）Close
In side plate（7）When upper, side plate was fixed by bolts to（7）On.
4. high temperature alloy thermal fatigue tester according to claim 1, it is characterised in that test specimen（13）It is fixed on the liter
Bar drops（12）End.
5. high temperature alloy thermal fatigue tester according to claim 1, it is characterised in that the cam（16）Profile bag
Include two sections of circular arcs, the push rod disk（15）With small-radius arc therein it is tangent when, test specimen is in the heating chamber（4）It is interior；Institute
State push rod disk（15）With large radius arc therein it is tangent when, test specimen is in the bosh（3）It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721249017.6U CN207197971U (en) | 2017-09-27 | 2017-09-27 | High temperature alloy thermal fatigue tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721249017.6U CN207197971U (en) | 2017-09-27 | 2017-09-27 | High temperature alloy thermal fatigue tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207197971U true CN207197971U (en) | 2018-04-06 |
Family
ID=61787305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721249017.6U Expired - Fee Related CN207197971U (en) | 2017-09-27 | 2017-09-27 | High temperature alloy thermal fatigue tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207197971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738322A (en) * | 2019-01-23 | 2019-05-10 | 重庆理工大学 | The quick thermal fatigue test device of electric iron heated type and experimental method |
-
2017
- 2017-09-27 CN CN201721249017.6U patent/CN207197971U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738322A (en) * | 2019-01-23 | 2019-05-10 | 重庆理工大学 | The quick thermal fatigue test device of electric iron heated type and experimental method |
| CN109738322B (en) * | 2019-01-23 | 2021-06-22 | 重庆理工大学 | Electric iron heating type rapid thermal fatigue experimental device and experimental method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20190927 |