CN220170116U - Detection tool for measuring hole spacing - Google Patents

Abstract

The utility model discloses a detection tool for measuring hole spacing, which relates to the technical field of hole spacing detection tools and comprises a bottom plate, a positioning mechanism and an indicating assembly, wherein the positioning mechanism is positioned above the bottom plate, the positioning mechanisms are arranged on two sides of the bottom plate and fixedly connected with the bottom plate, the indicating assembly is connected with the bottom plate through the positioning mechanism, and a clamping mechanism clamps aviation devices.

Description

Detection tool for measuring hole spacing

Technical Field

The utility model relates to the technical field of hole spacing detection tools, in particular to a detection tool for hole spacing measurement.

Background

An aircraft (airtrain) is an aircraft capable of controlled flight within the atmosphere. Any aircraft must generate a thrust greater than its own weight to be able to ascend into the air. Aircraft can be divided into two main categories according to the principle of lift generation: lighter-than-air aircraft and heavier-than-air aircraft. The former is lifted off by air buoyancy; the latter overcomes self gravity by means of air buoyancy and goes up to the sky but the current aircraft accessory production in-process indispensable can need punch, and aviation device requires higher precision and quality, so need detect the accessory after punching hole pitch requirement, current hole pitch detects the frock and has the technical problem that structure is complicated, complex operation.

Currently, a detection tool for measuring hole spacing is disclosed in, for example, patent application publication No. CN 215725602U, which is used for detecting the hole spacing of an aviation device, by matching a sliding component, an indicating component and a clamping component, when the detection tool is applied, a pointer is arranged below the sliding frame, an elastic button is arranged on the upper part of the pointer, a small hole matched with the elastic button is arranged on the lower part of the pointer, the length of the pointer is adjusted, and thus the hole diameter is measured, and although the length of the pointer is adjusted, the position of the center axis of a hole to be measured cannot be accurately positioned, so that the measured hole spacing is not high in accuracy.

Disclosure of Invention

Aiming at the technical problem that the prior art solution is too single, the technical scheme of the utility model is obviously different from the prior art solution, and the specific aim of the utility model is that: in order to solve the problem that the position of the center axis of a hole to be measured cannot be accurately positioned, the detection tool for measuring the hole spacing is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a detection frock that hole interval measurement used, includes bottom plate positioning mechanism and instruction subassembly, positioning mechanism is located the top of bottom plate, and the bottom plate both sides all are provided with positioning mechanism, and positioning mechanism and bottom plate sliding connection, the instruction subassembly is fixed in between two positioning mechanism upper ends, the instruction subassembly includes hole positioning component, hole positioning component includes spring and elastic strip, the inside telescopic link that is provided with of spring, and both ends all are equipped with the stopper about the telescopic link, the elastic strip is annular equidistant distribution, the both ends of elastic strip are connected with the stopper respectively.

Preferably, the bottom plate is provided with a clamping mechanism, the clamping mechanism comprises two groups of pressing blocks and air cylinders which are arranged in opposite directions, and the end parts of piston rods of the air cylinders are fixedly connected with the pressing blocks.

Preferably, the positioning mechanism comprises a sliding block, a guide rod penetrates through the sliding block, and two ends of the guide rod are fixedly connected to the bottom plate.

Preferably, the sliding block is provided with a lifting rod, a limit screw is arranged on the outer surface of the lifting rod, the top of the lifting rod is connected with a fixed block, and the indication assembly is fixed between the two fixed blocks.

Preferably, the indicating assembly comprises a scale arranged horizontally, the scale is connected with the fixed block, two connecting rods arranged vertically are connected to the scale in a sliding mode, indicating needles attached to the scale are arranged on the connecting rods, the upper ends of the connecting rods are connected with the scale in a smooth mode, and limiting blocks are fixedly connected to the lower ends of the connecting rods.

Preferably, a buckle is arranged at the joint of the limiting block and the elastic strip, and a sponge is arranged on the surface of the elastic strip.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the aviation device is clamped by the clamping mechanism, the lifting rod is regulated, the aviation device with different thickness can be adapted, the limiting block is driven to move upwards by the downward pressure telescopic rod, the elastic strip attached to the limiting block expands outwards, and thus the position of the center axis of the hole to be measured can be accurately positioned, the accuracy of hole spacing measurement can be ensured, and the position of the center axis of the hole can be accurately positioned for the holes to be measured with different apertures.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the structure of the indicating assembly of the present utility model;

FIG. 3 is a schematic view of a clamping mechanism according to the present utility model;

FIG. 4 is a schematic view of a positioning mechanism according to the present utility model;

FIG. 5 is a schematic view of the structure of the hole positioning assembly in the indicating assembly of the present utility model;

reference numerals illustrate:

11. a ruler; 12. an indicator needle; 13. a connecting rod; 14. a limiting block; 15. a spring; 16. a telescopic rod; 17. a sponge; 18. a buckle; 19. an elastic strip; 21. a cylinder; 22. a piston rod; 23. a compaction block; 31. a lifting rod; 32. a slide block; 33. a guide rod; 39. a fixed block; 4. a limit screw; 5. a bottom plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

Referring to fig. 1-5, a detection tool for hole spacing measurement comprises a bottom plate 5 positioning mechanism 3 and an indication assembly 1, wherein the positioning mechanism 3 is positioned above the bottom plate 5, positioning mechanisms 3 are arranged on two sides of the bottom plate 5, the positioning mechanisms 3 are in sliding connection with the bottom plate 5, the indication assembly 1 is fixed between the upper ends of the two positioning mechanisms 3, the indication assembly 1 comprises a hole positioning assembly, the hole positioning assembly comprises a spring 15 and an elastic strip 19, a telescopic rod 16 is arranged in the spring 15, limiting blocks 14 are arranged at the upper end and the lower end of the telescopic rod 16, the elastic strip 19 is distributed in an annular equidistant mode, and two ends of the elastic strip 19 are respectively connected with the limiting blocks 14.

Specifically, the bottom plate 5 is provided with a clamping mechanism 2, the clamping mechanism 2 comprises two groups of pressing blocks 23 and air cylinders 21 which are arranged in opposite directions, and the end parts of piston rods 22 of the air cylinders 21 are fixedly connected with the pressing blocks 23.

Specifically, the positioning mechanism 3 includes a slider 32, a guide rod 33 is disposed inside the slider 32 in a penetrating manner, and two ends of the guide rod 33 are fixedly connected to the bottom plate 5.

Specifically, the sliding block 32 is provided with a lifting rod 31, the outer surface of the lifting rod 31 is provided with a limit screw 4, the top of the lifting rod 31 is connected with a fixed block 39, and the indication assembly 1 is fixed between the two fixed blocks 39.

Specifically, the indicating assembly 1 comprises a scale 11 which is horizontally arranged, the scale 11 is connected with a fixed block 39, two connecting rods 13 which are vertically arranged are connected to the scale 11 in a sliding manner, indicating needles 12 attached to the scale 11 are arranged on the connecting rods 13, the upper ends of the connecting rods 13 are smoothly connected with the scale 11, and limiting blocks 14 are fixedly connected to the lower ends of the connecting rods 13.

Specifically, a buckle 18 is arranged at the joint of the limiting block 14 and the elastic strip 19, and a sponge 17 is arranged on the surface of the elastic strip 19.

The specific operation flow of the utility model is as follows:

when the device is used for measuring an aviation device, the aviation device is placed on the bottom plate 5, the compression block 23 clamps the aviation device under the action of the pushing force of the piston rod 22 of the air cylinder 21, when the lifting rod 31 is manually adjusted, the lifting rod 31 is enabled to descend, because the fixing block 39 is fixedly connected with the lifting rod 31, the indication assembly 1 is driven by the downward acting force of the lifting rod 31, the indication assembly 1 also moves downwards, when the indication assembly 1 moves to the bottom of a hole of the aviation device, the telescopic rod 16 below the indication assembly 1 moves upwards under the action of pressure, and the telescopic rod 16 is fixedly connected with the limiting block 14, so that the limiting block 14 also moves upwards, when the elastic rod 19 is in force, the elastic rod 19 stops expanding when the elastic rod is in collision with the inner wall of the hole of the aviation device, and the elastic rod 19 distributed in an annular equidistant mode is subjected to the reactive force of the inner wall of the hole, if the connecting rod 13 is not aligned with the center of the hole at the moment (namely, the central axis of the connecting rod 13 is not coincident with the central axis of the hole to be measured), the elastic rod 19 on one side can firstly collide with the inner wall of the hole, the elastic rod on the opposite side can collide with the inner wall of the hole, namely the inner wall of the connecting rod is pushed by the elastic rod 19 on the opposite side of the inner wall of the hole to the central axis to the hole to be measured, and the central axis of the hole is accurately positioned between the two axes of the connecting rod and the central axis to be measured, and the central axis of the hole is the central axis between the connecting rod is the central axis between the hole 13 and the hole to be measured.

In addition, for the holes to be measured with different sizes, when the hole diameter of the hole to be measured is smaller, the downward stroke of the connecting rod 13 is smaller, and the outward expansion degree of the elastic strip 19 is smaller; when the hole diameter of the hole to be measured is larger, the stroke of the connecting rod 13 is larger, and the degree of outward expansion of the elastic strip 19 is larger. The utility model can be applied to the holes to be measured with different pore diameters.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a detection frock that hole interval measurement used, includes bottom plate (5), positioning mechanism (3) and instruction subassembly (1), its characterized in that: positioning mechanism (3) are located the top of bottom plate (5), and bottom plate (5) both sides all are provided with positioning mechanism (3), and positioning mechanism (3) and bottom plate (5) sliding connection, instruct between subassembly (1) are fixed in two positioning mechanism (3) upper ends, instruct subassembly (1) to include hole locating component, hole locating component includes spring (15) and elastic strip (19), spring (15) inside is provided with telescopic link (16), and both ends all are equipped with stopper (14) about telescopic link (16), elastic strip (19) are annular equidistant distribution in spring (15) week side, the both ends of elastic strip (19) are connected with stopper (14) respectively.

2. The tool for measuring hole spacing according to claim 1, wherein: the clamping mechanism (2) is arranged on the bottom plate (5), the clamping mechanism (2) comprises two groups of compression blocks (23) and air cylinders (21) which are arranged in opposite directions, and the end parts of piston rods (22) of the air cylinders (21) are fixedly connected with the compression blocks (23).

3. The tool for measuring hole spacing according to claim 1, wherein: the positioning mechanism (3) comprises a sliding block (32), a guide rod (33) is arranged in the sliding block (32) in a penetrating mode, and two ends of the guide rod (33) are fixedly connected to the bottom plate (5).

4. A test fixture for hole spacing measurement according to claim 3, wherein: be provided with lifter (31) on slider (32), and set up spacing screw (4) on lifter (31) surface, and lifter (31) top connection fixed block (39), indicating assembly (1) are fixed between two fixed blocks (39).

5. The tool for measuring hole spacing according to claim 4, wherein: the indicating assembly (1) comprises a scale (11) which is horizontally arranged, the scale (11) is connected with a fixed block (39), two connecting rods (13) which are vertically arranged are connected to the scale (11) in a sliding mode, an indicating needle (12) for attaching the scale (11) is arranged on the connecting rod (13), the upper end of the connecting rod (13) is smoothly connected with the scale (11), and a limiting block (14) is fixedly connected to the lower end of the connecting rod (13).

6. The tool for measuring hole spacing according to claim 1, wherein: the connecting part between the limiting block (14) and the elastic strip (19) is provided with a buckle (18), and the surface of the elastic strip (19) is provided with a sponge (17).