CN213778849U - Gland seal tooth height measuring tool - Google Patents

Abstract

The utility model provides a gland seal tooth height measuring tool, the utility model relates to a tooth height measuring device, in order to solve the problem that the tooth height measurement is inaccurate and long and short tooth structure part gland seal tooth does not have the suitable instrument to measure the change of tooth height in the course of working after the gland seal tooth is changed, the frock includes long tooth frock and short tooth frock, when measuring the long tooth of gland seal tooth, measure with long tooth frock, during the use operator holds long tooth frock, inserts the first recess of long tooth frock on the gland seal tooth that awaits measuring, penetrates the percentage table from the top of long tooth frock, long tooth frock bottom is fixed, through rocking body long tooth frock top about, read the percentage table reading and confirm the tooth height, after the gland seal tooth is repaiied and is scraped the secondary measurement and can calculate the high removal of tooth, reach accurate control high removal of tooth purpose, when measuring the short tooth of gland seal tooth, measure with short tooth frock, repeat the above-mentioned step and accomplish the measurement, the utility model relates to a measure the work piece field.

Description

Gland seal tooth height measuring tool

Technical Field

The utility model relates to a tooth height measuring device, concretely relates to frock is measured to gland seal tooth height.

Background

In the prior art, the steam seal teeth are replaced again at the site maintenance part sleeve and are subjected to related processing, particularly when a fitter needs to repair and scrape the steam seal teeth, the fitter sometimes overhauls and scrapes excessively or insufficiently due to error of measured data, so that the steam seal teeth are scrapped, the steam seal tooth height of the part sleeve needs to be measured for many times, time is wasted, parallelism between a ruler and the steam seal teeth cannot be guaranteed when a depth ruler is used for measurement, the measurement error is large, a determined tooth height removing amount cannot be given, adverse effects can be caused on processing and scraping, when a long tooth structure part and a short tooth structure part are measured, the steam seal teeth do not have a proper tool for measuring the change condition of the steam seal tooth height, and the final through-flow data of a unit is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the gland seal tooth and measure the problem that inaccuracy and length tooth constitutional part gland seal tooth do not have suitable instrument measurement tooth height change in the course of working after changing, and then provide a gland seal tooth height and measure frock.

The utility model discloses a solve above-mentioned problem and the technical scheme who adopts is:

the tool comprises a long-tooth tool, a short-tooth tool and a measuring rod, the long-tooth tool is a circular plate, two right-angle openings are symmetrically machined on one side of the circular plate, a plane formed by long edges of the two right-angle openings and a cylinder is divided into a first plane and a second plane, a first threaded through hole is machined between the first plane and the second plane, the center line of the first threaded through hole is perpendicular to the axis of the long-tooth tool, a first through hole is machined in the center of a first arc surface of the long-tooth tool along the radial direction, the first threaded through hole penetrates through the first through hole, a first set screw is arranged on the second plane and is in threaded connection with the first threaded through hole, a first groove is machined in the center of the second arc surface along the radial direction, the first groove is perpendicular to the axis of the long-tooth tool, and the first through hole is communicated with the first groove.

The short-tooth tool is a cylinder, a second through hole is machined in the center of the cylinder along the axial direction, a second set screw is arranged on the side wall, close to one end, of the cylinder, a second groove is machined in the center of the other end of the cylinder along the axial direction, the second through hole is communicated with the second groove, and the measuring rod is arranged in the second through hole.

The utility model has the advantages that:

1. the utility model discloses a frock uses with the percentage table cooperation when measuring, the percentage table passes frock and gland seal tooth contact, can accurately read out the high numerical value of gland seal tooth through rocking the frock, the plenty of time has been practiced thrift, avoided having caused the pincers worker to repair because of measured data has the mistake and scrape the processing excessively or process not enough, make the condemned condition of gland seal tooth, improved measurement accuracy simultaneously, avoided the scene because of the too big not good problem of unit operating efficiency that leads to in through-flow clearance, the operating efficiency of unit has been improved.

2. The utility model discloses a frock divide into long tooth frock and short tooth frock, chooses long tooth frock for use when measuring long tooth, chooses short tooth frock for use when measuring short tooth, has solved the problem that long and short tooth structural part vapor seal tooth does not have suitable instrument measurement tooth height to change.

3. The utility model discloses a frock is at the handheld frock of measurement time staff, just can obtain the high numerical value of gland seal tooth through rocking the frock, easy operation saves time.

Drawings

FIG. 1 is a front view of a long tooth tooling;

FIG. 2 is a top view of the long tooth tooling;

FIG. 3 is a front view of the short tooth tooling;

FIG. 4 is a front view of the measuring stick;

Detailed Description

The first embodiment is as follows: the steam seal tooth height measuring tool of the embodiment is described by combining fig. 1 and fig. 2, the long tooth tool a is a circular plate, two right-angle notches are symmetrically processed on one side of the circular plate, the long sides of the two right-angle notches and the plane formed by the cylinder are divided into a first plane 12 and a second plane 13, a first threaded through hole 8 is processed between the first plane 12 and the second plane 13, the central line of the first threaded through hole 8 is perpendicular to the axis of the long tooth tool a, a first through hole 9 is processed in the center of the first arc surface 5 of the long tooth tool a along the radial direction, the first through hole 9 is used for placing a dial indicator, the first threaded through hole 8 is intersected with the first through hole 9, the first set screw 7 is arranged on the second plane 13, the first set screw 7 is in the first threaded through hole 8, the first set screw 7 is used for fixing the dial indicator, and it is ensured that the long tooth tool a cannot cause measurement errors due to looseness of the first set screw 7 during measurement, the center of the second arc surface 6 is provided with a first groove 10 along the radial direction, the first groove 10 is inserted on the tooth to be measured of the steam seal tooth during measurement, the first groove 10 is vertical to the axis of the long tooth tool a, and the first through hole 9 is communicated with the first groove 10.

The second embodiment is as follows: the seal tooth height measuring tool according to the embodiment is described with reference to fig. 1 and 2, in which the long tooth tool a has a diameter of 40mm and a thickness of 15mm, the long side of each right-angle notch is 18mm, the short side of each right-angle notch is 7.5mm, the depth of the first groove 10 is 18mm, the width of the first groove is 1.5mm, and the diameter of the first through hole 9 is 7.5mm, which is the same as that of the first embodiment.

The third concrete implementation mode: with reference to fig. 1 and 2, a gland seal tooth height measuring tool according to this embodiment is described, where the first set screw 7 is a slotted cone end set screw, and the rest is the same as that in the first embodiment.

The fourth concrete implementation mode: the steam seal tooth height measuring tool of the embodiment is described by combining fig. 3 and fig. 4, the tool comprises a short tooth tool b and a measuring rod 11, the short tooth tool b is a cylinder, a second through hole 4 is machined in the center of the cylinder along the axial direction, a second set screw 2 is arranged on the side wall, close to one end, of the cylinder, the second set screw 2 is used for fixing a dial indicator, a second groove 3 is machined in the center of the other end of the cylinder along the axial direction, the second groove 3 is inserted into a tooth to be measured of a steam seal tooth during measurement, the second through hole 4 is communicated with the second groove 3, and the measuring rod 11 is arranged in the second through hole 4.

The fifth concrete implementation mode: the seal tooth height measuring tool according to the present embodiment is described with reference to fig. 3, in which the short tooth tool b has a length of 200mm and a diameter of 25mm, the second through hole 4 has a diameter of 7.5mm, the second groove 3 has a depth of 25mm and a width of 1.5mm, and the rest is the same as that of the fourth embodiment.

The sixth specific implementation mode: the steam seal tooth height measuring tool of the embodiment is described with reference to fig. 4, the length of the measuring rod 11 is 160mm, the diameter of the measuring rod is 7.5mm, the length of the measuring rod 11 needs to be smaller than the length of the extension rod b, the measuring rod 11 is used for supplementing the distance between the dial indicator and the steam seal tooth, so that the accuracy of a steam seal tooth measuring result is ensured, and the rest is the same as that of the specific embodiment.

The seventh embodiment: the gland seal tooth height measuring tool of the embodiment is described with reference to fig. 3, the second set screw 2 is a slotted cone end set screw, and the second set screw 2 is in threaded connection with the short tooth tool b, so that it is ensured that the dial indicator of the short tooth tool b cannot cause measurement errors due to looseness of the second set screw 2 during measurement, and the rest is the same as the fourth specific embodiment.

Principle of operation

When measuring the long teeth of the steam seal teeth, only the long tooth tool a and the dial indicator are used for measurement, the dial indicator is inserted into the steam seal teeth to be measured from the side, which is not grooved, of the long tooth tool a and is fixed by a first set screw 7, when the steam seal teeth are used, an operator holds the long tooth tool a by hand, inserts a first groove 10 of the long tooth tool a onto the steam seal teeth to be measured, so that the bottom of the long tooth tool a is contacted with an inner sleeve, the bottom of the long tooth tool a is fixed, the top of the long tooth tool a is shaken left and right, the reading of the dial indicator is read to determine the tooth height, after the steam seal teeth are trimmed and scraped, the tooth height removal amount can be calculated by measuring again, and the purpose of accurately controlling the tooth height removal amount is achieved. And repeating the steps to finish the measurement.

Claims (7)

1. The utility model provides a frock is measured to gland seal tooth height which characterized in that: the tool is a long-tooth tool, the long-tooth tool (a) is a circular plate body, two right-angle openings are symmetrically processed on one side of the circular plate body, the long edges of the two right-angle openings and a plane formed by the cylinder body are divided into a first plane (12) and a second plane (13), a first threaded through hole (8) is processed between the first plane (12) and the second plane (13), the central line of the first threaded through hole (8) is perpendicular to the axis of the long-tooth tool (a), a first through hole (9) is processed in the center of a first arc surface (5) of the long-tooth tool (a) along the radial direction, the first threaded through hole (8) is communicated with the first through hole (9), a first fastening screw (7) is arranged on the second plane (13), the first fastening screw (7) is in threaded connection with the first threaded through hole (8), a first groove (10) is processed in the center of a second arc surface (6) along the radial direction, the first groove (10) is perpendicular to the axis of the long-tooth tool (a), and the first through hole (9) is communicated with the first groove (10).

2. The gland seal tooth height measuring tool according to claim 1, characterized in that: the diameter of long tooth frock (a) is 40mm, and thickness is 15mm, and the long limit of every right angle opening is 18mm, and the minor face of right angle opening is 7.5mm, and the degree of depth of first recess (10) is 18mm, and the width is 1.5mm, and first through-hole (9) diameter is 7.5 mm.

3. The gland seal tooth height measuring tool according to claim 1, characterized in that: the first set screw (7) is a slotted cone end set screw.

4. The utility model provides a frock is measured to gland seal tooth height which characterized in that: the tool comprises a short-tooth tool (b) and a measuring rod (11), the short-tooth tool (b) is a cylinder, a second through hole (4) is machined in the center of the cylinder along the axial direction, a second set screw (2) is arranged on the side wall, close to one end, of the cylinder, a second groove (3) is machined in the center of the other end of the cylinder along the axial direction, the second through hole (4) is communicated with the second groove (3), and the measuring rod (11) is arranged in the second through hole (4).

5. The gland seal tooth height measuring tool according to claim 4, characterized in that: the length of short tooth frock (b) is 200mm, and the diameter is 25mm, and the diameter of second through-hole (4) is 7.5mm, and the degree of depth of second recess (3) is 25mm, and the width is 1.5 mm.

6. The gland seal tooth height measuring tool according to claim 4, characterized in that: the measuring rod (11) has a length of 160mm and a diameter of 7.5 mm.

7. The gland seal tooth height measuring tool according to claim 4, characterized in that: the second set screw (2) is a slotted taper end set screw, and the second set screw (2) is in threaded connection with the short-tooth tool (b).

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