CN201594034U - Force tester - Google Patents
Force tester Download PDFInfo
- Publication number
- CN201594034U CN201594034U CN2009202770034U CN200920277003U CN201594034U CN 201594034 U CN201594034 U CN 201594034U CN 2009202770034 U CN2009202770034 U CN 2009202770034U CN 200920277003 U CN200920277003 U CN 200920277003U CN 201594034 U CN201594034 U CN 201594034U
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- fixed
- base
- screw
- column
- gear
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Abstract
A force tester belongs to the technical field of measuring testers, and is mainly applied to the pressure testing of holes at the periphery of a lower-pressure turbine disk of an aero-engine. The utility model provides a force tester which has high production efficiency and is safe and reliable. The force tester comprises a base and is characterized in that: the base is provided with a stand column and a turntable with the upper end fixed with a profiling platform, wherein the stand column is fixed on the base, and the turntable is arranged on the base by a bearing; the top end of the stand column is fixed with a case internally provided with a gear set, the gear set comprises a main gear and a pinion that are meshed with each other, the pinion is connected with a hand wheel arranged outside the case by a gear shaft, the main gear is connected with a screw rod shaft of a screw rod, the screw rod is externally provided with a threaded nut, and the threaded nut corresponds to the screw rod; and the lower end of the threaded nut is fixed with a spring component, the lower end of the spring group is fixed with a pressure sensor with a meter weighing display, and the lower end of the pressure sensor is fixed with a punch head.
Description
Technical field:
The utility model belongs to experiment with measuring device technique field, and particularly a kind of dynamometer check device is mainly used in the pressure test in hole of the low-pressure turbine dish periphery of aeromotor.
Background technology:
The dynamometer check device is to be used for 42 holes of the low-pressure turbine dish periphery of aeromotor are done respectively the exerciser of pressure test.The specified test pressure in each hole requires at 128kg, the requirement that pressure is little does not reach dynamometry, and pressure is big to be damaged the low-pressure turbine dish by pressure easily, causes great economic loss.
At present, the existing dynamometer check device of China's Aviation Industry all is fully by manually operating, time-consuming, effort, and production efficiency is low.
The utility model content:
At existing dynamometer check device fully by manually operating, time-consuming, effort, the problem that production efficiency is low, the utility model provides a kind of production efficiency height, and safe and reliable dynamometer check device.
To achieve these goals, the utility model adopts following technical scheme, a kind of dynamometer check device, comprise base, be characterized in that base is provided with the turntable that column and upper end are fixed with the profiling platform, described column is fixed on the base, and described turntable is arranged on the base by bearing; Be fixed with the casing that inside has gear set on the top of column, described gear set comprises intermeshing gear wheel and pinion wheel, pinion wheel is connected by the gear shaft handwheel outer with being arranged on casing, gear wheel is connected with the lead screw shaft of leading screw, outer setting at leading screw has screw, and screw is corresponding with leading screw; Lower end at screw is fixed with spring assembly, is fixed with the pressure transducer with instrument weight display in the lower end of spring assembly, is fixed with drift in the lower end of pressure transducer.
The drift of described pressure transducer is spherical.
In order to make the adjustable height of column, between column and base, be provided with cushion block, described cushion block is fixed together by first screw and column and base.
For the drift location that makes exerciser of the present utility model more accurate, described screw is provided with boss, described column is provided with back up pad, is fixed with the slideway with inner groovy on back up pad, and the boss of described screw is corresponding with the inner groovy of slideway.
Described slideway and back up pad are by second screw retention together.
The beneficial effects of the utility model:
Dynamometer check device safety of the present utility model, reliable, operate steadily, and can demonstrate each hole institute measuring pressure of low-pressure turbine dish exactly; Fundamentally solve the problem that manually-operated is time-consuming, require great effort, improved production efficiency.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the A-A cut-open view of Fig. 1;
Fig. 4 is the B-B cut-open view of Fig. 1;
Among the figure, 1-base, 2-bearing, 3-turntable, 4-profiling platform, the 5-drift, 6-pressure transducer, 7-screw, 8-leading screw, 9-lead screw shaft, the 10-casing, 11-gear set, 12-gear wheel, 13-pinion wheel, 14-gear shaft, the 15-handwheel, 16-column, 17-cushion block, 18-the-screw, the 19-spring assembly, 20-instrument weight display, 21-low-pressure turbine dish, 22-back up pad, 23-second screw, 24-slideway, 25-boss, 26-inner groovy.
Embodiment:
Below in conjunction with accompanying drawing the utility model is described further:
As shown in Figure 1 and Figure 2, a kind of dynamometer check device comprises base 1, and base 1 is provided with the turntable 3 that column 16 and upper end are fixed with profiling platform 4, and described column 16 is fixed on the base 1, and described turntable 3 is arranged on the base 1 by bearing 2; Be fixed with the casing 10 that inside has gear set 11 on the top of column 16, described gear set 11 comprises intermeshing gear wheel 12 and pinion wheel 13, pinion wheel 13 is connected by gear shaft 14 handwheel 15 outer with being arranged on casing 10, gear wheel 12 is connected with the lead screw shaft 9 of leading screw 8, outer setting at leading screw 8 has screw 7, and screw 7 is corresponding with leading screw 8; Be fixed with spring assembly 19 in the lower end of screw 7, be fixed with pressure transducer 6 in the lower end of spring assembly 19, be fixed with drift 5 in the lower end of pressure transducer 6 with instrument weight display 20.
The drift 5 of described pressure transducer 6 is spherical.
As shown in Figure 1, in order to make the adjustable height of column 16, be provided with cushion block 17 between column 16 and base 1, described cushion block 17 is fixed together by first screw 18 and column 16 and base 1.
For drift 5 location that makes exerciser of the present utility model more accurate, described screw 7 is provided with boss 25, described column 16 is provided with back up pad 22, be fixed with the slideway 24 with inner groovy 26 on back up pad 22, the boss 25 of described screw 7 is corresponding with the inner groovy 26 of slideway 24.
Described slideway 24 is fixed together by second screw 23 with back up pad 22.
The model that described pressure transducer 6 is selected for use is the UB/ type.
Below in conjunction with a description of drawings dynamometry process of the present utility model:
At first, the low-pressure turbine dish 21 of aeromotor is placed on the profiling platform 4 of the present utility model, rotating table 3, make a hole of low-pressure turbine dish 21 peripheries aim at pressure transducer 6 of the present utility model drift 5 under.The artificial handwheel 15 that rotates, handwheel 15 rotating band moving gear groups 11 are rotated, and gear set 11 drives leading screw 8 and rotates, and screw 7 moves downward under the drive of leading screw 8; Rotating table 3 is proofreaded simultaneously, and the drift 5 of pressure transducer 6 is contacted with the hole of low-pressure turbine dish 21; Slowly rotate handwheel 15, observe the reading of the instrument weight display 20 of pressure transducer 6 simultaneously, when the reading of instrument weight display 20 reaches setup pressure value, promptly during 128kg, handwheel 15 stops operating.Then, counter-rotation handwheel 15 moves upward the drift 5 of pressure transducer 6, aims at the next hole of low-pressure turbine dish 21 peripheries again and carries out pressure test; Carry out so repeatedly, finish until last hole of low-pressure turbine dish 21 test.At last, whether the hole of observing low-pressure turbine dish 21 satisfies the pressure requirement.
Claims (5)
1. a dynamometer check device comprises base, it is characterized in that base is provided with the turntable that column and upper end are fixed with the profiling platform, and described column is fixed on the base, and described turntable is arranged on the base by bearing; Be fixed with the casing that inside has gear set on the top of column, described gear set comprises intermeshing gear wheel and pinion wheel, pinion wheel is connected by the gear shaft handwheel outer with being arranged on casing, gear wheel is connected with the lead screw shaft of leading screw, outer setting at leading screw has screw, and screw is corresponding with leading screw; Lower end at screw is fixed with spring assembly, is fixed with the pressure transducer with instrument weight display in the lower end of spring assembly, is fixed with drift in the lower end of pressure transducer.
2. a kind of dynamometer check device according to claim 1, the drift that it is characterized in that described pressure transducer is for spherical.
3. a kind of dynamometer check device according to claim 1 is characterized in that being provided with cushion block between described column and base, and described cushion block is fixed together by first screw and column and base.
4. a kind of dynamometer check device according to claim 1, it is characterized in that described screw is provided with boss, described column is provided with back up pad, is fixed with the slideway with inner groovy on back up pad, and the boss of described screw is corresponding with the inner groovy of slideway.
5. a kind of dynamometer check device according to claim 4 is characterized in that described slideway and back up pad are by second screw retention together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202770034U CN201594034U (en) | 2009-12-04 | 2009-12-04 | Force tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202770034U CN201594034U (en) | 2009-12-04 | 2009-12-04 | Force tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201594034U true CN201594034U (en) | 2010-09-29 |
Family
ID=42776102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202770034U Expired - Fee Related CN201594034U (en) | 2009-12-04 | 2009-12-04 | Force tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201594034U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033347A (en) * | 2012-05-23 | 2013-04-10 | 上海英伦帝华汽车部件有限公司 | Handrail testing apparatus and test method of handrail strength |
| CN103245442A (en) * | 2013-04-22 | 2013-08-14 | 东北大学 | Mechanical force measuring and force loading device based on differential motion structure |
-
2009
- 2009-12-04 CN CN2009202770034U patent/CN201594034U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033347A (en) * | 2012-05-23 | 2013-04-10 | 上海英伦帝华汽车部件有限公司 | Handrail testing apparatus and test method of handrail strength |
| CN103245442A (en) * | 2013-04-22 | 2013-08-14 | 东北大学 | Mechanical force measuring and force loading device based on differential motion structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100929 Termination date: 20131204 |