CN219531913U - Cone hole measuring instrument - Google Patents

Abstract

The utility model relates to the technical field of measuring instruments, and provides a taper hole measuring instrument which comprises a measuring head, a supporting handle and a measuring ruler which are sequentially connected, wherein the measuring head is in sliding connection with the supporting handle; the measuring head is far away from one end of the support handle is provided with a positioning mechanism, the positioning mechanism comprises a positioning frame, one end of the positioning frame, which is close to the support handle, is in sliding connection with the support handle, and one end of the positioning frame, which is far away from the support handle, is provided with a sucker. When the workpiece with the taper hole is assembled on the equipment, the dimension of the taper hole can be directly measured, abrasion and the like of the workpiece in the repeated disassembly and assembly processes are avoided, the time and labor consumed by disassembly and assembly and clamping are reduced, and the working efficiency is greatly improved.

Description

Cone hole measuring instrument

Technical Field

The utility model relates to the technical field of measuring instruments, in particular to a taper hole measuring instrument.

Background

The taper hole is a hole drilled on a workpiece and provided with taper, and measuring the size of the taper hole is one of important means for ensuring the precision of the taper hole. The common taper hole measuring mode is to take down the workpiece with the taper hole from the equipment, and then measure the workpiece with the taper hole by using the detection equipment, and particularly, the workpiece with high requirement on the precision of the taper hole needs repeated clamping and measuring for many times.

For example, patent publication number CN218155835U discloses a tool for measuring the position of a taper hole, which is to place a workpiece on a reference table and fix the workpiece by a pressing device, so that the taper hole of the workpiece can be measured. However, the gauge as described above has the following problems in use: for workpieces with high taper hole precision requirements and the like, the workpiece is required to be repeatedly measured for a plurality of times, so that the workpiece is very easy to wear or collide with the workpiece in the process of taking the workpiece off or mounting the workpiece on equipment; and requires a lot of time and labor, resulting in low measurement efficiency.

Based on this, there is an urgent need for a taper hole measuring instrument that can directly measure a workpiece with a taper hole in an assembled apparatus.

Disclosure of Invention

The utility model aims to solve the problems that the workpiece is easy to wear and the measuring efficiency is low because the workpiece is required to be repeatedly disassembled or clamped when the taper hole is measured on the workpiece with the taper hole in the prior art. The utility model provides a taper hole measuring instrument, which can directly measure the size of a taper hole when a workpiece with the taper hole is assembled on equipment, avoid abrasion and the like of the workpiece in the repeated disassembly and assembly processes, reduce the time and labor consumed by disassembly and clamping, and greatly improve the working efficiency.

The utility model is realized by the following technical scheme:

the taper hole measuring instrument comprises a measuring head, a supporting handle and a measuring ruler which are sequentially connected, wherein the measuring head is in sliding connection with the supporting handle; the measuring head is far away from one end of the support handle is provided with a positioning mechanism, the positioning mechanism comprises a positioning frame, one end of the positioning frame, which is close to the support handle, is in sliding connection with the support handle, and one end of the positioning frame, which is far away from the support handle, is provided with a sucker.

Preferably, the support handle comprises a handle barrel and a handle cover, the handle cover is located at one end of the handle barrel away from the measuring scale, and the handle cover is arranged away from the measuring scale.

Preferably, an end cover is arranged at one end of the handle barrel, which is close to the measuring ruler, and a first bolt penetrates through the end cover and can penetrate through the handle barrel.

Preferably, a connecting rod is arranged at the position of the measuring ruler close to the supporting handle, a copper meter clamp is embedded in the end cover, and the copper meter clamp can clamp the connecting rod; the connecting rod stretches into the inner cavity of the handle cylinder, and an elastic piece is arranged at one end of the connecting rod, which is positioned in the handle cylinder.

Preferably, one end of the measuring head is provided with a rotating rod, and the rotating rod is rotationally connected with the inner side wall of the handle barrel.

Preferably, a bolt hole is formed in the side wall of the handle barrel in a penetrating mode, and the bolt hole is provided with a second bolt.

Preferably, a chamfer angle is arranged on one surface, far away from the supporting handle, of the outer side of the measuring head.

Preferably, a clamping bump is arranged on one surface of the measuring head, which is close to the chamfer angle.

Preferably, the probe is configured with a standard.

The technical scheme of the utility model has the following beneficial effects:

by adopting the taper hole measuring instrument, the dimension of the taper hole can be directly measured when the workpiece with the taper hole is assembled on equipment. Specifically, aim at the gauge head and await measuring the piece to through slide positioning frame to suitable position, fixed stay handle keeps stable, and afterwards accessible gauge head etc. directly measure, can avoid the work piece to tear in the repeated dismantlement and the installation etc. that gets, also reduce and tear time and the manpower that get the clamping and consume, improve work efficiency by a wide margin.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic sectional view of a cone hole measuring instrument in example 1;

FIG. 2 is a schematic view of the structure of the portion A in FIG. 1 in a partially enlarged manner;

FIG. 3 is a schematic view of the structure of the cone hole measuring instrument in example 1;

FIG. 4 is a partially enlarged schematic view of the portion B in FIG. 3;

fig. 5 is a schematic view showing the structure of the taper hole gauge in example 1 in the measurement state.

Icon: the measuring head comprises a measuring head 1, a rotating rod 11, a bevel angle 12, a clamping lug 13, a standard component 14, an elastic component 15, a supporting handle 2, a handle barrel 21, a bolt hole 211, a second bolt 212, a handle cover 22, an end cover 23, a copper meter clamp 231, a first bolt 24, a measuring ruler 3, a connecting rod 31, a locating rack 4, a sucker 41 and a piece to be measured 5.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Example 1

As shown in fig. 1 to 5, the present embodiment provides a taper hole measuring instrument, which comprises a measuring head 1, a supporting handle 2 and a measuring scale 3 which are sequentially connected, wherein the measuring head 1 is in sliding connection with the supporting handle 2; the end, far away from the support handle 2, of the measuring head 1 is provided with a positioning mechanism, the positioning mechanism comprises a positioning frame 4, one end, close to the support handle 2, of the positioning frame 4 is in sliding connection with the support handle 2, and one end, far away from the support handle 2, of the positioning frame 4 is provided with a sucker 41; the gauge head 1 is provided with a standard 14.

In this embodiment, during the use, aim at gauge head 1 and await measuring piece 5 to through slide positioning frame 4 to suitable position, fixed support handle 2 keeps stable, and accessible gauge head 1 etc. is directly measured afterwards, need not to dismantle the work piece that has the taper hole from equipment, just can directly carry out the measurement of taper hole size, can avoid the work piece to appear wearing and tearing etc. in the repeated dismantlement and installation, also reduces and tears time and manpower that get the clamping and consume, improves work efficiency by a wide margin.

In this embodiment, the support handle 2 includes a handle barrel 21 and a handle cover 22, the handle cover 22 is located at one end of the handle barrel 21 away from the measuring scale 3, and the handle cover 22 is disposed away from the measuring scale 3; an end cover 23 is arranged at one end of the handle barrel 21 close to the measuring ruler 3, a first bolt 24 is arranged on the end cover 23 in a penetrating mode, and the first bolt 24 can penetrate into the handle barrel 21 to be used for connecting and fixing the end cover 23 and the handle barrel 21.

In this embodiment, the position of the measuring scale 3 near the supporting handle 2 is configured with a connecting rod 31, the end cover 23 is embedded with a copper meter clamp 231, the copper meter clamp 231 can clamp the connecting rod 31, the connecting rod 31 stretches into the inner cavity of the handle barrel 21, and one end of the connecting rod 31 located in the handle barrel 21 is configured with an elastic member 15, and the elastic member 15 can be a spring.

In the embodiment, one end of the measuring head 1 is provided with a rotating rod 11, and the rotating rod 11 is rotationally connected with the inner side wall of the handle barrel 21; the sidewall of the handle 21 is perforated with a bolt hole 211, and the bolt hole 211 is provided with a second bolt 212, so that the rotary rod 11 can be kept fixed in position when the second bolt 212 is screwed.

In this embodiment, a chamfer 12 is disposed on a surface of the outside of the measuring head 1 away from the support handle 2, and a clamping projection 13 is disposed on a surface of the measuring head 1 near the chamfer 12 for fixing and measuring a taper hole of a workpiece.

The taper hole measuring instrument in the embodiment is adopted for measurement, wherein the measuring scale 3 adopts a micrometer. Taking the dimension of the hole of the detection taper hole as an example, the specific measurement mode is as follows:

the first step: the measuring head 1 is arranged in the handle cylinder 21, a proper amount of instrument oil is filled, and a second bolt 212 is arranged to fix the handle cylinder 21 and the rotating rod 11;

and a second step of: the connecting rod 31 of the micrometer is arranged in the copper gauge clamp 231 of the handle cylinder 21 to be contacted with the spring, the pressure gauge is adjusted, and the first bolt 24 between the end cover 23 and the handle cylinder 21 is locked and fixed;

and a third step of: firstly, calibrating a taper detection appliance by using a standard component 14, and setting a dial indicator to be zero;

fourth step: and measuring the size of the inner cone orifice of the workpiece by adopting a cone head, reading a micrometer, recording a measuring result, and calculating to obtain the taper of the workpiece.

The measuring process is exemplified by measuring the size of the inner cone orifice of the workpiece, and the detection principle and the detection method of the taper measuring tool in the embodiment are described, but the measuring process is not limited to the detection of the same kind of workpiece, and can be applied to other similar products needing detection.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. The taper hole measuring instrument is characterized by comprising a measuring head (1), a supporting handle (2) and a measuring ruler (3) which are connected in sequence, wherein the measuring head (1) is in sliding connection with the supporting handle (2);

the measuring head is characterized in that a positioning mechanism is arranged at one end, far away from the supporting handle (2), of the measuring head (1), the positioning mechanism comprises a positioning frame (4), one end, close to the supporting handle (2), of the positioning frame (4) is in sliding connection with the supporting handle (2), and a sucking disc (41) is arranged at one end, far away from the supporting handle (2), of the positioning frame (4).

2. The cone hole measuring instrument according to claim 1, characterized in that the support handle (2) comprises a handle cylinder (21) and a handle cover (22), the handle cover (22) being located at an end of the handle cylinder (21) remote from the measuring scale (3), the handle cover (22) being arranged away from the measuring scale (3).

3. The taper hole measuring instrument according to claim 2, characterized in that an end cap (23) is arranged at one end of the handle cylinder (21) close to the measuring scale (3), a first bolt (24) is arranged on the end cap (23) in a penetrating manner, and the first bolt (24) can penetrate into the handle cylinder (21).

4. A taper hole measuring instrument according to claim 3, characterized in that a connecting rod (31) is arranged at a position of the measuring ruler (3) close to the supporting handle (2), a copper meter clamp (231) is embedded in the end cover (23), and the copper meter clamp (231) can clamp the connecting rod (31);

the connecting rod (31) stretches into the inner cavity of the handle cylinder (21), and an elastic piece (15) is arranged at one end of the connecting rod (31) positioned in the handle cylinder (21).

5. The taper hole gauge according to claim 2, characterized in that one end of the gauge head (1) is provided with a rotating rod (11), and the rotating rod (11) is rotatably connected with the inner side wall of the handle cylinder (21).

6. The taper hole gauge according to claim 5, characterized in that a bolt hole (211) is perforated in a side wall of the stem (21), the bolt hole (211) being provided with a second bolt (212).

7. The cone hole measuring instrument according to any of the claims 1 to 6, characterized in that the outside of the measuring head (1) is provided with a chamfer angle (12) on the side remote from the support shank (2).

8. The taper hole gauge according to claim 7, characterized in that a clamping projection (13) is arranged on a surface of the measuring head (1) close to the chamfer angle (12).

9. The cone hole measuring instrument according to claim 1, characterized in that the measuring head (1) is provided with a standard (14).