CN217179483U - Multipurpose clearance dipperstick - Google Patents

Abstract

The utility model discloses a multipurpose clearance measuring scale, which comprises a propelling block, a shell, a measuring block and a spring, wherein the shell is internally provided with an installation cavity, the bottom of the installation cavity is provided with the measuring block extending out of the shell along the transverse sliding direction, and the measuring block is connected with the installation cavity through the spring; a pushing block is arranged in the mounting cavity above the measuring block in a vertically sliding manner, a handle is transversely arranged on the top of the pushing block in an extending manner, a handle sliding groove is formed in the shell corresponding to the handle, and measuring scales are arranged on one side of the handle sliding groove; the lower part of the propelling block is provided with an avoiding groove corresponding to the spring, the two ends of the lower part of the propelling block are provided with wedge blocks corresponding to the measuring blocks respectively, and the two ends of the measuring blocks are correspondingly provided with inclined planes matched with the wedge blocks. The utility model discloses can continuous measurement including some to some, some to the line, some to the face, line to line, line to the face, the face to the multiple type clearance between the face, have better practicality.

Description

Multipurpose clearance dipperstick

Technical Field

The utility model belongs to the technical field of the clearance measurement, concretely relates to multipurpose clearance dipperstick.

Background

In the aircraft manufacturing process, the clearance condition of the assembled parts is often required to be measured. The gap measuring tools commonly used at present mainly comprise a feeler gauge (the structure can refer to GB/T22523), a wedge-shaped feeler gauge (the structure can refer to JB/T12202), a digital display wedge-shaped feeler gauge, a vernier caliper, a straight ruler and the like. However, the above measuring tools have different limitations in terms of application range, measuring accuracy, measuring range and the like.

The feeler gauge consists of a plurality of shims with different thicknesses, and is high in measurement accuracy but limited in measurement range. The measuring range of the wedge-shaped feeler gauge is relatively large, but the reading accuracy is poor. The digital display wedge-shaped feeler gauge improves the measurement accuracy on the basis of the wedge-shaped feeler gauge, but can only measure the clearance with flush surface, the measurement condition is too limited, and the digital display wedge-shaped feeler gauge is less used in the aviation industry. The plug gauge check can only check for pass or fail, and cannot accurately read. Ruler and slide caliper all need the naked eye to find minimum clearance position and measure, and it is great to be influenced by the person of measuring, and it is big to measure the uncertainty. Meanwhile, as shown in fig. 1 (a) -1 (c), all the above measuring tools can only measure the surface clearance or the internal flat clearance, cannot measure the internal recess clearance and the point-to-point clearance, and cannot meet the current aircraft assembly clearance measurement requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multipurpose clearance dipperstick aims at solving above-mentioned problem, realizes measuring aircraft fit-up gap. The utility model discloses effectively solved current measuring tool and can not measure clearance and jumbo size clearance measurement accuracy low grade problem between inside undercut clearance, point and the point, can continuous measurement including some to some, some to the line, some to the face, line to line, line to the face, the face to the multiple type clearance between the face and the inside undercut clearance that has certain degree of depth.

The utility model discloses mainly realize through following technical scheme:

a multipurpose clearance measuring scale comprises a propelling block, a shell, a measuring block and a spring, wherein an installation cavity is arranged inside the shell, the bottom of the installation cavity is provided with the measuring block extending out of the shell in a transverse sliding manner, and the measuring block is connected with the installation cavity through the spring; a pushing block is arranged in the mounting cavity above the measuring block in a vertically sliding manner, a handle is transversely arranged on the top of the pushing block in an extending manner, a handle sliding groove is formed in the shell corresponding to the handle, and measuring scales are arranged on one side of the handle sliding groove; the lower part of the propelling block is provided with an avoiding groove corresponding to the spring, the two ends of the lower part of the propelling block are provided with wedge blocks corresponding to the measuring blocks respectively, the avoiding groove is formed between the adjacent wedge blocks, and the two ends of the measuring blocks are correspondingly provided with inclined planes matched with the wedge blocks.

When the utility model is used, the pushing handle is pushed to make the pushing block slide up and down along the guiding part in the shell, and the inclined plane of the wedge-shaped block moves up and down along with the sliding of the pushing block; the measuring block is arranged in a measuring block moving groove of the shell, in the shell, the spring is tensioned on an inclined plane of the wedge-shaped block of the propelling block, and the measuring block and the propelling block are attached through the inclined plane of the wedge-shaped block, so that the transverse movement of the measuring block is driven by the up-and-down movement of the propelling block. The utility model discloses a scale mark is made to the linear relation of the up and down motion of propulsion piece and the lateral motion of measuring the piece on the casing, realizes the continuous measurement reading in different clearances. And then the multi-type gaps including point-to-point, point-to-line, point-to-surface, line-to-line, line-to-surface and surface-to-surface can be continuously measured by replacing different types of measuring blocks.

In order to better realize the utility model, furthermore, a measuring fixed end is arranged on one side of the shell opposite to the sliding-out side of the measuring block; and an upper shell fixing end is arranged on the shell above the measuring fixing end.

When the gap is measured, the measuring fixed end is attached to the measured gap surface, and the measuring block is attached to the other surface of the gap through the up-and-down movement of the pushing block, so that the gap is measured.

In order to realize better the utility model discloses, furtherly, the outside end difference joint of stiff end, measurement stiff end, measuring block is measured needle, T-shaped piece, vertical linear measuring block, the arbitrary one in the horizontal linear measuring block on the casing.

In order to better realize the utility model, furthermore, the outer side ends of the fixed end, the measuring fixed end and the measuring block on the shell are respectively provided with a T-shaped mounting groove; the mounting ends of the measuring needle, the T-shaped block, the longitudinal linear measuring block and the transverse linear measuring block are respectively and correspondingly arranged into a T-shaped structure. The measuring needle, the longitudinal linear measuring block, the T-shaped block and the transverse linear measuring block are respectively provided with a measuring end and a mounting end, the mounting ends are of T-shaped structures and can be mounted in the T-shaped mounting grooves, and the measuring ends are respectively points, lines and surfaces, so that multi-type gap measurement among point-to-point, point-to-line, point-to-surface, line-to-line, line-to-surface and surface-to-surface is realized.

In order to better realize the utility model, furthermore, the outer side ends of the fixed end, the measuring fixed end and the measuring block on the shell are respectively clamped with the I-shaped block, the free end of the I-shaped block is clamped with a plurality of thickness increasing blocks which are connected in sequence, and the adjacent thickness increasing blocks are mutually clamped; or the fixed end on the shell of the adjacent measuring ruler and the measuring fixed end are combined through the I-shaped block respectively. The thickness increasing block is connected with the fixed end of the shell, the measuring fixed end or the measuring working part of the measuring block, so that the measurable gap value can be increased. Can connect two multi-functional dipperstick back-to-back, realize the adjustable measurement in both sides, have better practicality.

In order to realize better the utility model discloses, furtherly, the both sides of impelling the piece are provided with the direction boss respectively, the both sides lateral wall of installation cavity corresponds respectively and is provided with the guide way.

In order to realize better the utility model discloses, furtherly, the top of casing corresponds the installation cavity and is provided with the upper cover plate, the upper cover plate is connected with the casing regulation through the apron bolt.

The utility model has the advantages that:

(1) the utility model discloses a push handle makes the propulsion piece slide from top to bottom along the guide part in the casing, at the upper and lower slip process of propulsion piece, the measuring block receives the effect on the inclined plane of propulsion piece wedge, along measuring a motion groove lateral motion. The utility model effectively solves the problems that the prior measuring tool can not measure the internal sunken gap, the gap between points and the large-size gap, and the measuring precision is low, can continuously measure various gaps including point-to-point, point-to-line, point-to-surface, line-to-line, line-to-surface and surface-to-surface and the internal sunken gap with a certain depth, and has better practicability;

(2) the utility model can increase the measurable clearance value by connecting the thickness increasing block with the fixed end on the shell body of the shell body, the measuring fixed end or the measuring working part of the measuring block; the utility model can connect two multifunctional measuring scales back to back, and realize adjustable measurement on two sides; the utility model discloses can carry out the equipment of adaptability according to measurement environment, measuring range is wide, has better practicality.

Drawings

FIG. 1 is a schematic view of different measurement gaps;

FIG. 2 is a front view of the measuring scale;

FIG. 3 is a rear view of the measuring ruler;

FIG. 4 is a top view of the measuring scale;

FIG. 5 is a cross-sectional view taken in the direction Y-Y of FIG. 4;

FIG. 6 is a cross-sectional view taken along the line X-X in FIG. 5;

FIG. 7 is a cross-sectional view taken in the direction W-W in FIG. 5;

FIG. 8 is a left side view of the pusher block;

FIG. 9 is a front view of the pusher block;

FIG. 10 is a top view of the pusher block;

FIG. 11 is a cross-sectional view of the housing;

FIG. 12 is a cross-sectional view taken along line Q-Q of FIG. 11;

FIG. 13 is a top view of the measurement block;

FIG. 14 is a front view of a measurement block;

FIG. 15 is a schematic view of a structure of a thickness-increasing block;

FIG. 16 is a schematic view of a transverse linear measurement block;

FIG. 17 is a schematic view of the measurement of the measuring ruler;

FIG. 18 is a schematic view showing a connection structure of the measuring scale and the thickness increasing block;

FIG. 19 is a schematic view of a connection structure of adjacent thickness increasing blocks;

FIG. 20 is a schematic view of the connection structure of adjacent measuring scales.

Wherein: 1-propelling block, 2-shell, 3-measuring block, 5-T-shaped block, 6-spring, 7-upper cover plate, 8-cover plate bolt, 10-thickness increasing block, 14-transverse linear measuring block,

1.1-handle, 1.3-guiding boss, 1.4-wedge block, 1.5-avoidance groove,

2.1-handle sliding groove, 2.2-guide groove, 2.3-measuring fixed end, 2.4-T-shaped mounting groove and 2.6-shell upper fixed end.

Detailed Description

Example 1:

a multipurpose clearance measuring scale is shown in figures 2-7 and comprises a propelling block 1, a shell 2, a measuring block 3 and a spring 6, wherein an installation cavity is arranged inside the shell 2, the measuring block 3 extending out of the shell 2 is arranged at the bottom of the installation cavity in a transverse sliding mode, and the measuring block 3 is connected with the installation cavity through the spring 6; a pushing block 1 is arranged in the mounting cavity above the measuring block 3 in a vertically sliding manner, a handle 1.1 is transversely arranged at the top of the pushing block 1 in an extending manner, a handle sliding groove 2.1 is formed in the shell 2 corresponding to the handle 1.1, and measuring scales are arranged on one side of the handle sliding groove 2.1; the lower part of the propulsion block 1 is provided with an avoiding groove 1.5 corresponding to the spring 6, as shown in fig. 8-10, the two ends of the lower part of the propulsion block 1 are respectively provided with a wedge block 1.4 corresponding to the measuring block 3, an avoiding groove 1.5 is formed between the adjacent wedge blocks 1.4, as shown in fig. 13 and 14, the two ends of the measuring block 3 are correspondingly provided with an inclined plane matched with the wedge blocks 1.4.

When the utility model is used, the pushing handle 1.1 is pushed to make the pushing block 1 slide up and down along the guiding part in the shell 2, and the inclined plane of the wedge block 1.4 moves up and down along with the sliding of the pushing block 1; the measuring block 3 is arranged in a measuring block 3 moving groove of the shell 2, in the shell 2, the spring 6 is tensioned on an inclined plane of a wedge block 1.4 of the propelling block 1, and the measuring block 3 is attached to the propelling block 1 through the inclined plane of the wedge shape, so that the transverse movement of the measuring block 3 is driven by the up-and-down movement of the propelling block 1. The utility model discloses a linear relation of the up-and-down motion of propulsion piece 1 and the lateral motion of measuring block 3 makes the scale mark on casing 2, realizes the continuous measurement reading in different clearances. And then various gaps including point-to-point, point-to-line, point-to-surface, line-to-line, line-to-surface and surface-to-surface can be continuously measured by replacing different types of measuring blocks 3.

Example 2:

the present embodiment is optimized based on embodiment 1, and as shown in fig. 11 and 12, a measuring fixed end 2.3 is arranged on one side of the housing 2 opposite to the sliding-out side of the measuring block 3; a shell upper fixing end 2.6 is arranged on the shell 2 above the measuring fixing end 2.3. As shown in fig. 17, when the gap is measured, the measuring fixing end 2.3 is attached to the gap surface to be measured, and at this time, the measuring block 3 is attached to the other surface of the gap by the up-and-down movement of the pushing block 1, so that the gap is measured.

Furthermore, the outer ends of the fixed end 2.6, the measuring fixed end 2.3 and the measuring block 3 on the shell are respectively clamped with any one of the measuring needle, the T-shaped block 5, the longitudinal linear measuring block and the transverse linear measuring block 14.

Furthermore, the outer ends of the fixed end 2.6, the measuring fixed end 2.3 and the measuring block 3 on the shell are respectively provided with a T-shaped mounting groove 2.4; the mounting ends of the measuring needle, the T-shaped block 5, the longitudinal linear measuring block and the transverse linear measuring block 14 are respectively and correspondingly arranged into a T-shaped structure. As shown in fig. 16, the measuring tip, the longitudinal linear measuring block, the T-shaped block 5, and the transverse linear measuring block 14 are respectively provided with a measuring end and a mounting end, the mounting ends are all T-shaped structures and can be mounted in the T-shaped mounting groove 2.4, and the measuring ends are respectively a point, a line, and a surface, thereby realizing multi-type gap measurement from a point to a point, from a point to a line, from a point to a surface, from a line to a line, from a line to a surface, and from a surface to a surface.

Furthermore, the outer side ends of the fixed end 2.6, the measuring fixed end 2.3 and the measuring block 3 on the shell are respectively clamped with the I-shaped block, the free end of the I-shaped block is provided with a plurality of thickness increasing blocks 10 which are sequentially connected in a clamping manner, and the adjacent thickness increasing blocks 10 are mutually clamped; or the fixed end 2.6 and the measuring fixed end 2.3 on the shell of the adjacent measuring scale are combined through the shaped block respectively. As shown in fig. 15, 18 and 19, the thickness increasing block 10 of the present invention is connected to the fixing end 2.6 of the housing 2, the measuring fixing end 2.3 or the measuring working portion of the measuring block 3, so as to increase the measurable gap value; as shown in fig. 20, the utility model can connect two multifunctional measuring scales back to realize adjustable measurement on two sides; the utility model discloses can carry out the equipment of adaptability according to measurement environment, measuring range is wide, has better practicality.

Other parts of this embodiment are the same as embodiment 1, and thus are not described again.

Example 3:

the embodiment is optimized on the basis of embodiment 1 or 2, the two sides of the propulsion block 1 are respectively provided with a guide boss 1.3, and the side walls of the two sides of the installation cavity are respectively and correspondingly provided with a guide groove 2.2.

Further, the top of the shell 2 is provided with an upper cover plate 7 corresponding to the mounting cavity, and the upper cover plate 7 is connected with the shell 2 through a cover plate bolt 8 in a specified manner.

The rest of this embodiment is the same as embodiment 1 or 2, and therefore, the description thereof is omitted.

Example 4:

a multipurpose clearance measuring scale is shown in figures 2-7 and comprises a propelling block 1, a shell 2, a measuring block 3 and a spring 6, wherein the propelling block 1 can move up and down in the shell 2 by pushing a handle 1.1 of the propelling block 1. Wherein, the guide boss 1.3 on the lateral wall of the propelling block 1 and the guide groove 2.2 on the inner lateral wall of the shell 2 ensure the moving straightness of the propelling block 1. An avoiding groove 1.5 arranged in the middle of the propelling block 1 is used for avoiding the spring 6.

When the pushing block 1 moves up and down longitudinally, the measuring block 3 is driven to move transversely through the interaction of the inclined surface of the wedge block 1.4 and the inclined surface of the measuring block 3. The spring 6 is initially in tension, so that it is ensured that the force of the spring 6 keeps the measuring block 3 tensioned against the wedge block 1.4 during the entire movement of the thrust block 1.

As shown in fig. 8, α is a wedge angle. Assuming that the pusher block 1 is initially positioned with a measurement gap a, the wedge block 1.4 pushes the measurement block 3 laterally outward by a distance Δ y = x tan α as the pusher block 1 travels down x lengths, and the measurement gap y = x tan α + a. The measurement gap y is thus linear with respect to x. Through this linear scale, can evenly set up the scale mark according to the measurement accuracy demand on casing 2, be convenient for measure real-time reading.

When the tool is used for measurement, as shown in fig. 17, a fixed measuring end 2.3 of the shell 2 is firstly leaned against one end of a gap to be measured, the pushing block 1 is pushed to enable the measuring block 3 to contact the other end face of the gap, and then the gap value is read on the shell 2.

In addition, the instrument is respectively on measuring stiff end 2.3, casing stiff end 2.6, measuring block 3 and sets up 3T-shaped piece 5 (standard block) respectively, changes through T-shaped piece 5 and can realize multiple mode and measure, specifically includes:

mode 1: the T-shaped blocks 5 on the fixed end 2.3 and the measuring block 3 are replaced by other measuring blocks 3 according to the measuring requirements, such as a measuring needle, a longitudinal linear measuring block 3 and a transverse linear measuring block 143, and the measuring type of the measuring value can be switched from point to point, point to line, point to surface, line to line, line to surface and surface to surface. Wherein the measuring needle, the T-shaped block 5, the longitudinal linear measuring block 3 and the transverse linear measuring block 143 respectively measure the positions of a point, a surface, a longitudinal line and a transverse line.

Mode 2: as shown in fig. 18 and 19, the T-shaped block 5 on the measuring fixing end 2.3 or the measuring block 3 is replaced by a shaped block, and then one or more thickness increasing blocks 10 can be additionally arranged, so that the requirement of large gap measurement can be met.

Mode 3: as shown in fig. 20, the two measuring scales are combined together by replacing the T-shaped block 5 for measuring the fixed end 2.3 and the fixed end 2.6 on the shell with the i-shaped block, so that the two-side adjustable measurement can be realized.

The three modes can also be combined and applied, such as a combination of a measuring scale, a thickness increasing block and a measuring needle, a combination of a measuring scale, a thickness increasing block and a measuring scale and the like.

The utility model discloses a push handle 1.1 makes propulsion block 1 slide from top to bottom along the guide part in casing 2, at the upper and lower slip process of propulsion block 1, measures the effect that block 3 received the inclined plane of 1 wedge 1.4 of propulsion block, along measuring 3 motion groove lateral motion of block. The utility model discloses effectively solved current measuring tool and can not measure clearance and jumbo size clearance measurement accuracy low grade problem between inside undercut clearance, point and the point, can continuous measurement including some to some, some to the line, some to the face, line to line, line to the face, the face to the multiple type clearance between the face and the inside undercut clearance that has certain degree of depth. The utility model discloses can carry out the equipment of adaptability according to measuring environment, measuring range is wide, has better practicality.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.

Claims (7)

1. The multipurpose clearance measuring scale is characterized by comprising a propelling block (1), a shell (2), a measuring block (3) and a spring (6), wherein an installation cavity is arranged inside the shell (2), the measuring block (3) extending out of the shell (2) is arranged at the bottom of the installation cavity in a transverse sliding mode, and the measuring block (3) is connected with the installation cavity through the spring (6); a pushing block (1) is arranged in a mounting cavity above the measuring block (3) in a vertically sliding mode, a handle (1.1) transversely extends from the top of the pushing block (1), a handle sliding groove (2.1) is formed in the shell (2) corresponding to the handle (1.1), and measuring scales are arranged on one side of the handle sliding groove (2.1); the lower part of propulsion piece (1) corresponds spring (6) and is provided with and dodges groove (1.5), the both ends of propulsion piece (1) lower part correspond measuring block (3) and are provided with wedge (1.4) respectively, form between adjacent wedge (1.4) and dodge groove (1.5), the both ends correspondence of measuring block (3) is provided with the inclined plane that agrees with wedge (1.4).

2. A multipurpose gap measuring scale according to claim 1, characterized in that the side of the shell (2) opposite to the sliding-out side of the measuring block (3) is provided with a measuring fixed end (2.3); a shell upper fixing end (2.6) is arranged on the shell (2) above the measuring fixing end (2.3).

3. The multipurpose gap measuring scale according to claim 2, wherein the outer ends of the fixed end (2.6), the fixed end (2.3) and the measuring block (3) on the shell are respectively clamped with any one of the measuring needle, the T-shaped block (5), the longitudinal linear measuring block and the transverse linear measuring block (14).

4. The multipurpose clearance measuring scale according to claim 3, wherein the outer ends of the fixed end (2.6), the measuring fixed end (2.3) and the measuring block (3) on the shell are respectively provided with a T-shaped mounting groove (2.4); the mounting ends of the measuring needle, the T-shaped block (5), the longitudinal linear measuring block and the transverse linear measuring block (14) are respectively and correspondingly arranged to be T-shaped structures.

5. The multipurpose gap measuring scale according to claim 2, wherein the outer ends of the fixed end (2.6), the measuring fixed end (2.3) and the measuring block (3) on the shell are respectively clamped with an I-shaped block, the free end of the I-shaped block is provided with a plurality of thickness increasing blocks (10) which are connected in sequence in a clamping manner, and the adjacent thickness increasing blocks (10) are mutually clamped; or the fixed end (2.6) and the measuring fixed end (2.3) on the shell of the adjacent measuring scale are respectively combined through the I-shaped block.

6. The multipurpose gap measuring scale according to claim 1, wherein the two sides of the pushing block (1) are respectively provided with a guiding boss (1.3), and the two side walls of the mounting cavity are respectively and correspondingly provided with a guiding groove (2.2).

7. A multipurpose gap measuring scale according to claim 1, characterized in that the top of the housing (2) is provided with an upper cover plate (7) corresponding to the mounting cavity, the upper cover plate (7) being regularly connected to the housing (2) by means of cover plate bolts (8).

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