CN207779315U - A kind of location measurement device - Google Patents

Abstract

The utility model discloses a kind of location measurement devices, including pedestal, turntable, the positioning component for fixing parts to be measured and the universal table being used cooperatively with turntable；The turntable is rotatably arranged on pedestal, and the positioning component is fixed on turntable, and the reference test bar of the universal table is corresponding with positioning component.When test, parts to be measured are fixed on by positioning component on turntable, and after fixing, axis to be measured is vertical with turntable on parts to be measured, and the central axis of axis to be measured passes through the center of circle of turntable, meanwhile, the reference test bar for adjusting universal table is contacted with axis to be measured；Then start to test, revolving-turret, turntable often turns over the test data of the primary universal table of 90 degree of records, 4 data are recorded altogether, complete to test the quantitative displacement of axis to be measured, accurately and effectively data can be provided for the calibration of axis to be measured and supported, can quantitative measurment axis and screw thread offset deviation amount, and high certainty of measurement, error are small.

Description

A kind of location measurement device

Technical field

The utility model belongs to field of measuring technique, and in particular to it is a kind of test stator blade on axis or screw thread position The measurement apparatus set.

Background technology

The position measurement of screw thread or axis at present, the general measurement method for using holotype go side gauge, is such as arranged a position Fixed standard testing sleeve is set, if measured axis can be inserted in standard testing sleeve just, illustrates that measured axis non-displacement is inclined Difference or offset deviation within the allowable range, otherwise, then illustrate that there are offset deviations for measured axis.The advantages of this measurement method, exists It is higher in efficiency, but due to being observational measurement rather than quantitative measurment, have the following disadvantages：(1) in the field for requiring quantitative measurment Conjunction can not read data, can not be supplied to the data of operation side's finishing school type；(2) it is inserted into during measuring, since there are quilts Part (such as installation screw thread of integral shroud) situation larger with a distance from position portion (such as blade root mounting plate) is surveyed, is measured being inserted into When pin, if there is interfering on a small quantity, part stress may be made to generate micro-deformation, or positioning generates microdisplacement and is not easy to be noticeable, So as to cause the erroneous judgement of measurement.

Utility model content

Based on this, in view of the above-mentioned problems, the utility model proposes a kind of location measurement device, it can quantitative measurment axis and spiral shell The offset deviation amount of line, and high certainty of measurement, error are small.

The technical solution of the utility model is：A kind of location measurement device, including pedestal, turntable, for fixing to be measured zero The positioning component of component and the universal table being used cooperatively with turntable；The turntable is rotatably arranged on pedestal, the positioning Component is fixed on turntable, and the reference test bar of the universal table is corresponding with positioning component.

When test, parts to be measured are fixed on by positioning component on turntable, after fixing, axis to be measured on parts to be measured It is vertical with turntable, and the central axis of axis to be measured passes through the center of circle of turntable, meanwhile, the reference test bar and axis to be measured for adjusting universal table connect It touches；Then start to test, revolving-turret, turntable often turns over the test data of the primary universal table of 90 degree of records, records 4 numbers altogether According to the quantitative displacement of axis to be measured is tested in completion, and accurately and effectively data support can be provided for the calibration of axis to be measured.

Preferably, the pedestal is equipped with shaft, and the top of shaft is equipped with screens disk, and the bottom of the turntable is equipped with and this The matched screens slot of screens disk, turntable are fixed on by matched screens slot and screens disk in shaft, and shaft passes through deep-groove ball Bearing is rotatably arranged on pedestal.

Preferably, first end face bearing is additionally provided between the shaft and pedestal.

Preferably, second end face bearing is equipped between the turntable and pedestal.

The setting of screens disk, deep groove ball bearing, first end face bearing and second end face bearing can make turntable on pedestal It smoothly rotates, and ensures that rotation process intermediate station itself will not be subjected to displacement, avoid system testing error, improve test Precision.

Preferably, the positioning component includes the claw clip being used cooperatively, the first block and the second block；The one of the claw clip End is rotatablely connected on the turntable, and the other end of claw clip is equipped with to be equipped with the matched jaw of parts to be measured, jaw Bolt, turntable are equipped with threaded hole corresponding with bolt；First block and the second block are both secured on turntable, and pawl Parts to be measured are fixed on turntable by folder, the first block and the cooperation of the second block.

The installation site of claw clip, the first block and the second block on turntable is pre-designed so that parts to be measured After being fixed on turntable by the cooperation of claw clip, the first block and the second block, on parts to be measured the central axis of axis to be measured with turn The central axis of axis overlaps, and across the center of circle of turntable, while axis to be measured is vertical with turntable.

Preferably, the turntable is equipped with operation handle.Setting operation handle is easy to operation to facilitate revolving-turret.

The utility model has the beneficial effects that：

(1) location measurement device provided by the utility model, can by the cooperation of universal table, turntable and positioning component, It completes, to the quantitative test of axis and screw thread on parts to be measured, accurately and effectively data can be provided for the calibration of axis to be measured or screw thread It supports, compared with traditional quantitative is tested, more advantage.

(2) by the way that screens disk, deep groove ball bearing, first end face bearing and second end face bearing is arranged, turntable can be made to exist It is smoothly rotated on pedestal, and ensures that rotation process intermediate station itself will not be subjected to displacement, avoid system testing error, improved Measuring accuracy.

Description of the drawings

Fig. 1 is the structural schematic diagram of location measurement device.

Fig. 2 is the structural schematic diagram that multimeter and stator blade are removed in Fig. 1.

Fig. 3 is the structural schematic diagram of parts to be measured.

Fig. 4 is the sectional view of Fig. 1.

Description of the drawings：

1- pedestals, 2- turntables, 3- positioning components, the universal tables of 4-, 41- reference test bars, 5- stator blades, 51- axis to be measured, 52- Blade root mounting plate, 6- shafts, 7- screens disks, 8- deep groove ball bearings, 91- first end face bearings, 92- second end face bearings, 10- pawls Folder, the first blocks of 11-, the second blocks of 12-, 13- jaws, 14- bolts, 15- operation handles, 16- screw thread reducing sleeves.

Specific implementation mode

The embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.

Embodiment 1

As shown in Figs 1-4, a kind of location measurement device, including pedestal 1, turntable 2, for fixing determining for parts 5 to be measured Hyte part 3 and the universal table 4 being used cooperatively with turntable 2；The turntable 2 is rotatably arranged on pedestal 1, the positioning component 3 are fixed on turntable 2, and the reference test bar 41 of the universal table 4 is corresponding with positioning component 3.

In the present embodiment, by taking parts to be measured are stator blade 5 as an example, when test, stator blade 5 passes through positioning component 3 It is fixed on turntable 2, after fixing, the axis to be measured 51 on stator blade 5 is vertical with turntable 2, and the central axis of axis to be measured 51 Across the center of circle of turntable 2, meanwhile, the reference test bar 41 for adjusting universal table 4 is contacted with axis 51 to be measured；Then start to test, rotation turns Platform 2, turntable 2 often turn over 90 degree of test datas for recording primary universal table 4, record 4 data altogether, and axis 51 to be measured is determined in completion Displacement measurement is measured, accurately and effectively data support can be provided for the calibration of axis 51 to be measured.

In another embodiment, the pedestal 1 is equipped with shaft 6, and the top of shaft 6 is equipped with screens disk 7, the turntable 2 bottom is equipped with the screens slot matched with the screens disk 7, and turntable 2 is fixed on shaft by matched screens slot and screens disk 7 On 6, shaft 6 is rotatably arranged in by deep groove ball bearing 8 on pedestal 1.

In another embodiment, first end face bearing 91 is additionally provided between the shaft 6 and pedestal 1.

In another embodiment, second end face bearing 92 is equipped between the turntable 2 and pedestal 1.

The setting of screens disk 7, deep groove ball bearing 8, first end face bearing 91 and second end face bearing 92 can make turntable 2 It is smoothly rotated on pedestal 1, and ensures that rotation process intermediate station 2 itself will not be subjected to displacement, avoid system testing error, Improve measuring accuracy.

In another embodiment, the positioning component 3 includes the claw clip 10 being used cooperatively, the first block 11 and second gear Block 12；One end of the claw clip 10 is rotatablely connected on the turntable 2, and the other end of claw clip 10 is equipped with and parts to be measured 5 matched jaws 13, jaw 13 are equipped with bolt 14, and turntable 2 is equipped with threaded hole corresponding with bolt 14；First block 11 and second block 12 be both secured on turntable 2, and claw clip 10, the first block 11 and the cooperation of the second block 12 are by parts to be measured 5 are fixed on turntable 2.

The installation site of claw clip 10, the first block 11 and the second block 12 on turntable 2 is pre-designed so that stator After blade 5 is fixed on by the cooperation of claw clip 10, the first block 11 and the second block 12 on turntable 2, axis 51 to be measured on stator blade 5 Central axis is overlapped with the central axis of shaft 6, and across the center of circle of turntable 2, while axis to be measured 51 is vertical with turntable 2.

When installation, two sides of the blade root mounting plate 52 of 5 bottom of stator blade are respectively by the first block 11 and second gear Block 12 resists, and the jaw 13 of claw clip 10 vises the blade of stator blade 5, and knob bolt 14 makes claw clip 10 by blade root mounting plate 52 It is clamped on turntable, you can start to test.

When axis 51 to be measured is equipped with screw thread, need to be equipped with by screw thread reducing sleeve 16, in screw thread reducing sleeve 16 and axis to be measured The matched threaded hole of screw thread on 51 installs screw thread reducing sleeve 16 on axis 51 to be measured, adjusts the reference test bar 41 of universal table 4 so that Reference test bar 41 is contacted with the side of screw thread reducing sleeve 16, you can starts to test.

In another embodiment, the turntable 2 is equipped with operation handle 15.Setting operation handle 15 is to facilitate rotation to turn Platform 2, it is easy to operation.

Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the scope of protection of the utility model.

Claims (6)

1. a kind of location measurement device, it is characterised in that：Including pedestal, turntable, the positioning component for fixing parts to be measured And the universal table being used cooperatively with turntable；The turntable is rotatably arranged on pedestal, and the positioning component is fixed on turntable On, the reference test bar of the universal table is corresponding with positioning component.

2. location measurement device according to claim 1, it is characterised in that：The pedestal is equipped with shaft, the top of shaft End is equipped with screens disk, the bottom of the turntable be equipped with the matched screens slot of the screens disk, turntable by matched screens slot and Screens disk is fixed in shaft, and shaft is rotatably arranged in by deep groove ball bearing on pedestal.

3. location measurement device according to claim 2, it is characterised in that：It is additionally provided with first between the shaft and pedestal End face bearing.

4. location measurement device according to claim 1, it is characterised in that：Second end is equipped between the turntable and pedestal Spherical bearing.

5. location measurement device according to claim 1, it is characterised in that：The positioning component includes the pawl being used cooperatively Folder, the first block and the second block；One end of the claw clip is rotatablely connected on the turntable, and the other end of claw clip is equipped with With the matched jaw of parts to be measured, jaw is equipped with bolt, and turntable is equipped with threaded hole corresponding with bolt；The first gear Block and the second block are both secured on turntable, and parts to be measured are fixed on and turn by claw clip, the first block and the cooperation of the second block On platform.

6. location measurement device according to claim 1, it is characterised in that：The turntable is equipped with operation handle.