CN216283155U

CN216283155U - Multi-station part wall thickness measuring tool

Info

Publication number: CN216283155U
Application number: CN202122955514.0U
Authority: CN
Inventors: 杨海诚; 陈阳; 杨婷
Original assignee: Establishment of Aviation Co Ltd
Current assignee: Establishment of Aviation Co Ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-12
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a multi-station part wall thickness measuring tool, which comprises a base; a support column is fixedly arranged on the top surface of the base; the top end of the strut is fixedly provided with a mounting seat; a multi-station arranging mechanism is arranged on the periphery of the mounting seat; and a wall thickness measuring mechanism is arranged at the top of the mounting seat. The wall thickness measuring tool disclosed by the utility model is simple in structure, convenient and fast to operate, high in detection efficiency, high in adaptability and accurate in detection, and can be used for detecting the wall thickness of parts with various sizes.

Description

Multi-station part wall thickness measuring tool

Technical Field

The utility model relates to the technical field of part wall thickness measurement, in particular to a multi-station part wall thickness measuring tool.

Background

Various parts can be used in the aerospace field, and quality detection is required after the parts are machined so as to verify whether the parts meet requirements. Fig. 1 shows a nozzle housing for an engine, which has a complicated structure, two oil passages inside the nozzle housing, and the thickness of the outer wall of the oil passage is strictly required. After the nozzle shell is machined, the wall thickness of the nozzle shell needs to be detected. The oil way of the nozzle shell is deep in depth, wall thickness detection is not easy, detection difficulty is high, and accuracy is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defect or not enough among the prior art, it is high to expect to provide a simple structure, the simple operation, detection efficiency, can carry out wall thickness detection to the part of multiple size, and adaptability is high, detects accurate multistation part wall thickness and surveys utensil.

The utility model provides a multi-station part wall thickness measuring tool, which comprises a base; a support column is fixedly arranged on the top surface of the base; the top end of the strut is fixedly provided with a mounting seat; a multi-station arranging mechanism is arranged on the periphery of the mounting seat and used for arranging parts with various inner diameter sizes; and the top of the mounting seat is provided with a wall thickness measuring mechanism which is used for matching with the multi-station arranging mechanism to measure the wall thickness of the part.

Furthermore, the wall thickness measuring mechanism comprises a movable plate and a dial indicator, a clamping fork is fixedly connected to one end of the movable plate, a clamping groove is formed in the inner wall of the clamping fork and corresponds to a measuring needle sleeve of the dial indicator, a locking bolt is arranged at the opening end of the clamping fork, the measuring needle sleeve of the dial indicator is arranged in the clamping groove and is locked and fixed through the locking bolt, a movable groove is formed in the movable plate along the direction away from the clamping fork, a compression bolt which penetrates through the movable groove in a sliding mode is arranged on the movable plate, a first screw hole is formed in the top surface of the mounting seat, and the bottom end of the compression bolt is in threaded connection with the first screw hole.

Further, the multistation arrangement mechanism includes even fixed set up in a plurality of connecting seats on the mount pad periphery, each the outside of connecting seat is the different inspection pin pole of fixedly connected with size and specification respectively, inspection pin pole sets up along the direction of keeping away from the mount pad.

Further, the top and the bottom of pillar all are provided with the external screw thread, the top surface of base is provided with the second screw, the bottom and the base threaded connection of pillar, the bottom surface of mount pad is provided with the third screw, the top and the mount pad threaded connection of pillar, fixed cover has connect mounting nut on the outer wall of pillar.

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

the wall thickness measuring tool is provided with a multi-station arranging mechanism and a wall thickness measuring mechanism, corresponding positions on the multi-station arranging mechanism are selected according to the inner diameter size of a part to be detected, initial data of the part which is not installed is measured through the wall thickness measuring mechanism, then the part is arranged on the corresponding positions of the multi-station arranging mechanism, and measured data after the part is installed is measured through the wall thickness measuring mechanism. The wall thickness of the part is obtained by subtracting the initial data from the measured data. The wall thickness measuring tool is simple in structure, convenient to operate, high in detection efficiency, capable of detecting the wall thickness of parts of various sizes, high in adaptability and accurate in detection.

It should be understood that what is described in this summary section is not intended to limit key or critical features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model. Other features of the present invention will become apparent from the following description.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic structural view of a part;

FIG. 2 is a schematic structural diagram of a part wall thickness detection position;

FIG. 3 is a schematic structural diagram of a multi-station part wall thickness measuring tool;

FIG. 4 is a schematic cross-sectional view of a multi-station wall thickness measuring tool;

FIG. 5 is a schematic top view of the multi-station wall thickness measuring device.

Reference numbers in the figures: 11. a base; 12. a pillar; 13. a mounting seat; 14. a multi-station arranging mechanism; 15. a wall thickness measuring mechanism; 16. a part;

21. mounting a nut;

41. a connecting seat; 42. inspecting the pin rod;

51. a movable plate; 52. a dial indicator; 53. a clamping fork; 54. a stylus sleeve; 55. a clamping groove; 56. locking the bolt; 57. a movable groove; 58. and pressing the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 5, an embodiment of the utility model provides a multi-station part wall thickness measuring tool, including a base 11; a support column 12 is fixedly arranged on the top surface of the base 11; the top end of the pillar 12 is fixedly provided with a mounting seat 13; a multi-station arranging mechanism 14 is arranged on the periphery of the mounting seat 13 and is used for arranging parts 16 with various inner diameter sizes; the top of the mounting seat 13 is provided with a wall thickness measuring mechanism 15, which is used for cooperating with the multi-station placing mechanism 14 to measure the wall thickness of the part 16.

In this embodiment, the wall thickness measuring tool of this application can be used to the wall thickness measurement of multiple work piece, can realize accurate measurement to the work piece that the measuring position degree of depth is dark. Taking the engine nozzle casing shown in fig. 1 as an example, when measuring the wall thickness of the part 16, first, according to the inner diameter of the part 16, the corresponding position on the multi-position setting mechanism 14 is selected, the initial data of the part 16 which is not installed is measured by the wall thickness measuring mechanism 15, then the part 16 is set on the corresponding position of the multi-position setting mechanism 14, and the measured data after the part 16 is installed is measured by the wall thickness measuring mechanism 15. The wall thickness of the part 16 is derived by subtracting the initial data from the measured data.

The wall thickness measuring tool is simple in structure, convenient to operate, high in detection efficiency, capable of detecting the wall thickness of parts 16 of various sizes, high in adaptability and accurate in detection.

In a preferred embodiment, as shown in fig. 3 to 5, the wall thickness measuring mechanism 15 includes a movable plate 51 and a dial indicator 52, one end of the movable plate 51 is fixedly connected with a clamping fork 53, a clamping groove 55 is provided on an inner wall of the clamping fork 53 corresponding to a probe sleeve 54 of the dial indicator 52, a locking bolt 56 is provided at an open end of the clamping fork 53, the probe sleeve 54 of the dial indicator 52 is placed in the clamping groove 55 and is locked and fixed by the locking bolt 56, a movable groove 57 is provided on the movable plate 51 along a direction away from the clamping fork 53, a pressing bolt 58 sliding through the movable groove 57 is provided on the movable plate 51, a first screw hole is provided on a top surface of the mounting base 13, and a bottom end of the pressing bolt 58 is in threaded connection with the first screw hole.

In this embodiment, one side of the end of the clamping fork 53 is provided with a through hole, the other side is provided with a threaded hole, the locking bolt 56 is composed of a support rod, a screw rod and a rotating handle, the screw rod is fixedly connected to one end of the support rod, the outer diameter of the screw rod is smaller than that of the support rod, the rotating handle is fixedly connected to the other end of the support rod, and the screw rod passes through the through hole and then is connected with the threaded hole. The tightness of the clamping fork 53 for clamping the measuring needle sleeve 54 can be adjusted by rotating the rotary handle, and the measuring needle sleeve 54 is firmly fixed.

When measuring the wall thickness of the part 16, the movable plate 51 is rotated to position the dial indicator 52 above the position of the multistation setting mechanism 14 where the part 16 is set, then the movable plate 51 is moved along the movable groove 57 to adjust the radial position of the dial indicator 52, and after the radial position is adjusted to a proper measuring position, the movable plate 51 is pressed and fixed by rotating the pressing bolt 58. The wall thickness of the part 16 is obtained by subtracting the data measured by the dial gauge 52 before and after the part is mounted. The measuring position is accurate and quick, the workpiece arranged at each position on the multi-station arranging mechanism 14 can be detected, and the adaptability is high.

In a preferred embodiment, as shown in fig. 3 to 5, the multi-position setting mechanism 14 includes a plurality of connecting seats 41 uniformly and fixedly disposed on the periphery of the mounting seat 14, and a checking pin rod 42 with different dimensions is fixedly connected to the outer side of each connecting seat 41, and the checking pin rod 42 is disposed in a direction away from the mounting seat 13.

In this embodiment, the connecting socket 41 can be detachably mounted on the mounting seat 13 in an inserting manner, and the mounting seat 13 is provided with a plug hole into which the connecting socket 41 is inserted. When the wall thickness measuring tool is not used, the multi-station arranging mechanism 14 can be pulled out and stored independently, and the influence on detection caused by deformation of the inspection pin rod 42 is avoided.

The multi-station arranging mechanism 14 comprises inspection pin rods 42 with various outer diameter sizes, and the inspection pin rods 42 are sleeved with the inner diameters of the workpieces to be detected, so that the workpieces are convenient to arrange, and the adaptability is high.

In a preferred embodiment, as shown in fig. 5, the top end and the bottom end of the pillar 12 are both provided with external threads, the top surface of the base 11 is provided with a second screw hole, the bottom end of the pillar 12 is in threaded connection with the base 11, the bottom surface of the mounting seat 13 is provided with a third screw hole, the top end of the pillar 12 is in threaded connection with the mounting seat 13, the outer wall of the pillar 13 is fixedly sleeved with a mounting nut 21, and the pillar 12 can be connected, mounted and dismounted through the mounting nut 21, so that the wall thickness measuring tool can be conveniently dismounted and stored.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-station part wall thickness measuring tool is characterized by comprising a base; a support column is fixedly arranged on the top surface of the base; the top end of the strut is fixedly provided with a mounting seat; a multi-station arranging mechanism is arranged on the periphery of the mounting seat and used for arranging parts with various inner diameter sizes; and the top of the mounting seat is provided with a wall thickness measuring mechanism which is used for matching with the multi-station arranging mechanism to measure the wall thickness of the part.

2. The multi-station part wall thickness measuring tool according to claim 1, wherein the wall thickness measuring mechanism comprises a movable plate and a dial indicator, a clamping fork is fixedly connected to one end of the movable plate, a clamping groove is formed in the inner wall of the clamping fork and corresponds to a measuring needle sleeve of the dial indicator, a locking bolt is arranged at the opening end of the clamping fork, the measuring needle sleeve of the dial indicator is arranged in the clamping groove and locked and fixed through the locking bolt, a movable groove is formed in the movable plate in the direction away from the clamping fork, a pressing bolt which penetrates through the movable groove in a sliding mode is arranged on the movable plate, a first screw hole is formed in the top surface of the mounting seat, and the bottom end of the pressing bolt is in threaded connection with the first screw hole.

3. The multi-station part wall thickness measuring tool according to claim 2, wherein the multi-station mounting mechanism comprises a plurality of connecting seats uniformly and fixedly arranged on the periphery of the mounting seat, the outer side of each connecting seat is fixedly connected with a testing pin rod with different dimensions, and the testing pin rods are arranged along the direction far away from the mounting seat.

4. The multi-station part wall thickness measuring tool according to claim 3, wherein the top end and the bottom end of the support post are provided with external threads, the top surface of the base is provided with a second screw hole, the bottom end of the support post is in threaded connection with the base, the bottom surface of the mounting seat is provided with a third screw hole, the top end of the support post is in threaded connection with the mounting seat, and a mounting nut is fixedly sleeved on the outer wall of the support post.