CN205332964U - A device for measured displacement volume - Google Patents
A device for measured displacement volume Download PDFInfo
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- CN205332964U CN205332964U CN201521030824.XU CN201521030824U CN205332964U CN 205332964 U CN205332964 U CN 205332964U CN 201521030824 U CN201521030824 U CN 201521030824U CN 205332964 U CN205332964 U CN 205332964U
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- pole
- screw rod
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- thrust
- dial gauge
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Abstract
The utility model relates to a device for measured displacement volume, including sill bar (1), pole (2), bulb (3), screw rod (4), bottom plate (5), branch (6), hexagon nut (7), bush (8), screw (9), bearing dustcoat (10), two pairs thrust ball bearing (11), bearing cap (12), push -pull effort meter (13), adapter (14), clamp plate (15), tightly decide nut (16), stud (17), percentage table branch (18), roof (19) and percentage table external member (20). The utility model discloses the measuring device of this kind of axial displacement volume, measurement accuracy that can volume that improves axial displacement reduces the cost of labor, the realization operation that becomes more meticulous.
Description
Technical field
This utility model belongs to displacement measurement field, is specifically related to a kind of device for measuring displacement。
Background technology
Air bearing is the core component of cooling turbine unit, and wherein, the axial displacement of rotor part is to ensure that the important indicator of air bearing reliability。Axial displacement value is little, and required precision is higher, measures rotor part and moves axially and need to give constant pulling force or thrust and ensure that stroke is effectively the difficult point of this type cooling turbine unit axial displacement measurement technology。
Early stage, when being modified the measurement of cooling turbine unit axial displacement, is limited to axial displacement value is less, need to give thrust or value of thrust is relatively big, and the irregular contour of another rotor part brings very big difficulty to measurement process。Measurement process wastes time and energy, and deviation often occur in the data of detection, and concordance is poor, brings bigger hidden danger to the quality control of product。
Utility model content
The purpose of this utility model is to provide the measurement apparatus of a kind of axial displacement (draw push away two-way), the effective monitoring of the pulling force constant needed for can realizing axial displacement test process of this device, thrust magnitude and axial displacement value。The given measurement with displacement realizing active force is synchronously performed, and changes many person-times conventional, the collaborative operational measure mode of the division of labor kind。
Consider the problems referred to above of prior art, an aspect disclosed in this utility model, this utility model by the following technical solutions:
A kind of device for measuring displacement, including bottom bar (1), bar (2), bulb (3), screw rod (4), base plate (5), pole (6), hex nut (7), lining (8), screw (9), bearing outer housing (10), two pairs of thrust ball bearings (11), bearing cap (12), pull and push dynamometer (13), adaptor (14), pressing plate (15), locknut (16), stud (17), dial gauge pole (18), top board (19) and dial gauge external member (20)；
Wherein, bottom bar (1), base plate (5), pole (6), hex nut (7), lining (8), screw (9), top board (19), the support unit of dial gauge pole (18) composition test device, bottom bar (1) support baseboard (5), base plate (5) is by pole (6) roof supporting (19), it is fixed by hex nut (7) between pole (6) and base plate (5), lining (8) is fixed on base plate (5) by screw (9), for being connected transmitting thrust and pulling force with screw rod (4), top board (19) connects dial gauge external member (20) by dial gauge pole (18)；
The fastening unit of pressing plate (15), locknut (16), stud (17) composition unit under test, pressing plate (15) is fixed on top board (19) by stud (17), for compressing unit under test, locknut (16) and stud (17) are for clamping platen (15)；
Bar (2), bulb (3), screw rod (4), bearing outer housing (10), thrust ball bearing (11), bearing cap (12), pull and push dynamometer (13), adaptor (14) composition regulates test cell, bar (2) and bulb (3) are used for connecting and rotate screw rod (4), rotate screw rod (4) inlay busher (8), it is connected with bearing outer housing (10) and thrust ball bearing (11), bearing outer housing (10) and thrust ball bearing (11) are for transmitting thrust and pulling force, and prevent bearing outer housing (10) from along the circumferential direction rotating, bearing cap (12) is connected on thrust ball bearing (11), for connecting pull and push dynamometer (13), adaptor (14) is connected to pull and push dynamometer (13) top, for being connected with unit under test；
The fastening unit of the described device for measuring displacement is fixing connects unit under test, constant pulling force and thrust is transmitted by screw rod (4), utilize two thrust ball bearing (11) is overcome and offset the circumferential twisting resistance brought because of friction when screw rod (4) rotates, simultaneously with the pulling force of pull and push dynamometer (13) detection transmission and thrust magnitude, the axial displacement of unit under test is measured, thus realizing accurately measuring of unit under test axial displacement by dial gauge external member (20)。
The beneficial effects of the utility model: the measurement apparatus of this axial displacement, can improve the certainty of measurement of axial displacement, reduce cost of labor, it is achieved refinement。
Accompanying drawing explanation
Fig. 1 is the structural representation of air turbine cooler rotor part；
Wherein, 21 is the housing of cooling turbine unit, and 22 is rotating element。
Fig. 2 is the structure drawing of device for measuring displacement；
Fig. 3 is that this utility model is for measuring the operating diagram of the device of displacement。
1 bottom bar, 2 bars, 3 bulbs, 4 screw rods, 5 base plates, 6 poles, 7 hex nuts, 8 linings, 9 screws, 10 bearing outer housings, 11 thrust ball bearings, 12 bearing caps, 13 pull and push dynamometer, 14 adaptors, 15 pressing plates, 16 locknuts, 17 studs, 18 dial gauge poles, 19 top boards, 20 dial gauge external members
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in further detail, but embodiment of the present utility model is not limited to this。
Fig. 1 is the structural representation of air turbine cooler rotor part, rotating element (22) is built-in in the housing (21) of cooling turbine unit, rotating element (22) axial displacement in housing (21) has strict requirement, and the reliability of air turbine cooler rotor part is played vital effect。
Referring to accompanying drawing 2, a kind of device for measuring displacement of this utility model, including bottom bar (1), bar (2), bulb (3), screw rod (4), base plate (5), pole (6), hex nut (7), lining (8), screw (9), bearing outer housing (10), two pairs of thrust ball bearings (11), bearing cap (12), pull and push dynamometer (13), adaptor (14), pressing plate (15), locknut (16), stud (17), dial gauge pole (18), top board (19) and dial gauge external member (20)。
Wherein, bottom bar (1), base plate (5), pole (6), hex nut (7), lining (8), screw (9), top board (19), the support unit of dial gauge pole (18) composition test device, bottom bar (1) support baseboard (5), base plate (5) is by pole (6) roof supporting (19), it is fixed by hex nut (7) between pole (6) and base plate (5), lining (8) is fixed on base plate (5) by screw (9), for being connected transmitting thrust and pulling force with screw rod (4), top board (19) connects dial gauge external member (20) by dial gauge pole (18)。
The fastening unit of pressing plate (15), locknut (16), stud (17) composition unit under test, pressing plate (15) is fixed on top board (19) by stud (17), for compressing unit under test, locknut (16) and stud (17) are for clamping platen (15)。
Bar (2), bulb (3), screw rod (4), bearing outer housing (10), thrust ball bearing (11), bearing cap (12), pull and push dynamometer (13), adaptor (14) composition regulates test cell, bar (2) and bulb (3) are used for connecting and rotate screw rod (4), rotate screw rod (4) inlay busher (8), it is connected with bearing outer housing (10) and thrust ball bearing (11), bearing outer housing (10) and thrust ball bearing (11) are for transmitting thrust and pulling force, and prevent bearing outer housing (10) from along the circumferential direction rotating, bearing cap (12) is connected on thrust ball bearing (11), for connecting pull and push dynamometer (13), adaptor (14) is connected to pull and push dynamometer (13) top, for being connected with unit under test。
Fig. 3 is that this utility model is for measuring the operating diagram of the device of displacement。When carrying out axial displacement measurement, with the pressing plate (15) of measurement apparatus fastening unit, locknut (16), stud (17) rugged housing (21), rotating element (22) is connected with the adaptor (14) of test cell, throw rod (2) drives screw rod (4) to rotate, transmission pulling force or thrust are to rotating element (22), overcome by thrust ball bearing (11) and offset the circumferential twisting resistance brought because of friction when screw rod (4) rotates, utilize pull and push dynamometer (13) monitoring thrust, value of thrust, the measurement of displacement is synchronously completed by dial gauge external member (20)。
Claims (1)
1. the device being used for measuring displacement, including bottom bar (1), bar (2), bulb (3), screw rod (4), base plate (5), pole (6), hex nut (7), lining (8), screw (9), bearing outer housing (10), two pairs of thrust ball bearings (11), bearing cap (12), pull and push dynamometer (13), adaptor (14), pressing plate (15), locknut (16), stud (17), dial gauge pole (18), top board (19) and dial gauge external member (20)；
Wherein, bottom bar (1), base plate (5), pole (6), hex nut (7), lining (8), screw (9), top board (19), the support unit of dial gauge pole (18) composition test device, bottom bar (1) support baseboard (5), base plate (5) is by pole (6) roof supporting (19), it is fixed by hex nut (7) between pole (6) and base plate (5), lining (8) is fixed on base plate (5) by screw (9), for being connected transmitting thrust and pulling force with screw rod (4), top board (19) connects dial gauge external member (20) by dial gauge pole (18)；
The fastening unit of pressing plate (15), locknut (16), stud (17) composition unit under test, pressing plate (15) is fixed on top board (19) by stud (17), for compressing unit under test, locknut (16) and stud (17) are for clamping platen (15)；
Bar (2), bulb (3), screw rod (4), bearing outer housing (10), thrust ball bearing (11), bearing cap (12), pull and push dynamometer (13), adaptor (14) composition regulates test cell, bar (2) and bulb (3) are used for connecting and rotate screw rod (4), rotate screw rod (4) inlay busher (8), it is connected with bearing outer housing (10) and thrust ball bearing (11), bearing outer housing (10) and thrust ball bearing (11) are for transmitting thrust and pulling force, and prevent bearing outer housing (10) from along the circumferential direction rotating, bearing cap (12) is connected on thrust ball bearing (11), for connecting pull and push dynamometer (13), adaptor (14) is connected to pull and push dynamometer (13) top, for being connected with unit under test；
The fastening unit of the described device for measuring displacement is fixing connects unit under test, constant pulling force and thrust is transmitted by screw rod (4), utilize two thrust ball bearing (11) is overcome and offset the circumferential twisting resistance brought because of friction when screw rod (4) rotates, simultaneously with the pulling force of pull and push dynamometer (13) detection transmission and thrust magnitude, the axial displacement of unit under test is measured, thus realizing accurately measuring of unit under test axial displacement by dial gauge external member (20)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030824.XU CN205332964U (en) | 2015-12-11 | 2015-12-11 | A device for measured displacement volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030824.XU CN205332964U (en) | 2015-12-11 | 2015-12-11 | A device for measured displacement volume |
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| Publication Number | Publication Date |
|---|---|
| CN205332964U true CN205332964U (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521030824.XU Active CN205332964U (en) | 2015-12-11 | 2015-12-11 | A device for measured displacement volume |
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| CN (1) | CN205332964U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139092A (en) * | 2017-06-30 | 2017-09-08 | 芜湖中铁科吉富轨道有限公司 | A kind of fastening device for rails |
| CN107588702A (en) * | 2017-08-17 | 2018-01-16 | 广州飞机维修工程有限公司 | Air cycle machine of airplane air thrust bearing static state axial shift measuring instrument and method |
| CN108458639A (en) * | 2018-01-18 | 2018-08-28 | 北京丰荣航空科技股份有限公司 | A kind of aircraft attachment axial gap measuring device and axial gap measurement method |
| CN110940590A (en) * | 2019-12-03 | 2020-03-31 | 肇庆市海特复合材料技术研究院 | Axial tension testing device and testing method thereof |
-
2015
- 2015-12-11 CN CN201521030824.XU patent/CN205332964U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139092A (en) * | 2017-06-30 | 2017-09-08 | 芜湖中铁科吉富轨道有限公司 | A kind of fastening device for rails |
| CN107588702A (en) * | 2017-08-17 | 2018-01-16 | 广州飞机维修工程有限公司 | Air cycle machine of airplane air thrust bearing static state axial shift measuring instrument and method |
| CN108458639A (en) * | 2018-01-18 | 2018-08-28 | 北京丰荣航空科技股份有限公司 | A kind of aircraft attachment axial gap measuring device and axial gap measurement method |
| CN108458639B (en) * | 2018-01-18 | 2024-04-02 | 北京丰荣航空科技股份有限公司 | Device and method for measuring axial clearance of aircraft accessory |
| CN110940590A (en) * | 2019-12-03 | 2020-03-31 | 肇庆市海特复合材料技术研究院 | Axial tension testing device and testing method thereof |
| CN110940590B (en) * | 2019-12-03 | 2022-09-27 | 肇庆市海特复合材料技术研究院 | Axial tension testing device and testing method thereof |
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