CN205505938U - Multi -functional detection ruler of external screw thread - Google Patents

Abstract

The utility model discloses a multi -functional detection ruler of external screw thread, the card face and the reverse side of its rectangle are equipped with several detection area respectively, and vertical one end of card is equipped with two first turriform groove and second turriform grooves of detecting outer threaded outside diameter made in great britain side by side, and each double -phase distance to between the step of every turriform groove equals outer threaded outside diameter made in great britain corresponding with it. Extend two V -arrangement closed angles that are used for detecting the thread form respectively in vertical end of card, be equipped with english system or U. S. Standard screw thread tooth number / pitch measurment scale on vertical both sides limit of card face and the horizontal side respectively, be equipped with metric thread pitch measurment scale on vertical both sides limit of card reverse side and the vertical other end respectively. The utility model discloses can be used to detect external diameter, pitch, thread angle and the bolt length of english, bolt made in U. S. A, portable, low in manufacturing cost, it is directly perceived convenient. Method processing ease, convenient to use have improved work efficiency.

Description

External screw thread multi-functional gauge

Technical field

This utility model relates to a kind of external screw thread Special gauge, a kind of have multinomial qualitative detection function External screw thread Special gauge, belongs to thread measurement specific purpose tool technical field.

Background technology

Existing English, made in U.S.A or metric thread the most accurately detection can pass through slide gauge, thread gage and plug thread gauge Realize on measurer, although this kind of measurer accuracy of detection is higher, but when being used for detecting English, U.S. standard screw thread, need metric length Unit conversion Cheng Ying, long measure made in U.S.A, cumbersome.If measuring with ordinary steel ruler, the most not accurate enough, the most also Need conversion, the most directly perceived.Above measurer and detection method cannot be carried out quickly detecting, and efficiency is the lowest.

By metric system and English from a pile metric system English, the bolt of mixing made in U.S.A, plug screw, made in U.S.A carry out fast grouping, and want district Separate different specifications, troublesome with the detection of existing measurer, need to measure respectively externally threaded external diameter, pitch (or per inch Tooth number) and thread form angle, major diameter of thread also needs to be converted into inch from millimeter, the most loaded down with trivial details the most not directly perceived, and requires that operator have There is higher proficiency level.

Utility model content

The purpose of this utility model is to provide a kind of the most convenient, processing ease, external screw thread multifunctional examining easy to carry Survey chi.

This utility model is achieved by the following technical programs:

A kind of external screw thread multi-functional gauge, described external screw thread multi-functional gauge is rectangular card, described card Obverse and reverse be respectively equipped with several detection region, longitudinal one end of card be provided with side by side two inner small and outside big detection English, First turriform groove of major diameter of external thread made in U.S.A and the second turriform groove, described first turriform groove and the second turriform groove structure are identical, the Two turriform well widths are more than the first turriform groove, and the trough rim of two turriform grooves is step, all indicates correspondence outside each step English, external screw thread specification made in U.S.A, constitute step trough between two relative step surfaces, the width of rebate of each step trough is equal to the most right The English answered, major diameter of external thread made in U.S.A；Direction end socket at card each extends over out 55 ° another V-arrangement wedge angle of 60 °, card English, U.S. standard screw thread tooth number/pitch measurement scale it is respectively equipped with on longitudinal dual-side in sheet front and transverse sides, card reverse side It is respectively equipped with metric thread pitch measurement scale on longitudinal dual-side and longitudinal other end.

The purpose of this utility model can also be realized further by techniques below measure.

Further, described first turriform groove comprise detection 1/16 inch～9/16 inch totally 9 specifications English, made in U.S.A outside The step trough of major diameter of thread；Described second turriform groove comprises detection 5/8 inch～1 inch English of totally 7 specifications, external screw thread made in U.S.A The step trough of external diameter.

Further, the longitudinal other end upper parallel at card reverse side is provided with milimeter scale and inch/millimeter to hindsight. Angle of thread synopsis and national pipe thread big footpath inch and millimeter synopsis also it is respectively provided with at card face or reverse side.

Further, described card uses the corrosion resistant plate of 0.5mm～1.0mm to make.

This utility model has concentrated the English of 16 specifications, U.S. standard screw thread outer diameter ruler at the first turriform groove and the second turriform groove Very little, can directly detect English, the external diameter of bolt made in U.S.A；Two V-arrangement wedge angles can directly distinguish 55 ° or the angle of thread of 60 °.This practicality Novel further respectively have English, U.S. standard screw thread tooth number/pitch measurement scale and metric thread pitch measurement scale, can directly measure English, made in U.S.A or metric system bolt length.This utility model is easy to carry, low cost of manufacture, the most convenient, easy to use, improves Work efficiency.

Advantage of the present utility model and feature, conciliate carrying out diagram by the non-limitative illustration of preferred embodiment below Release, these embodiments, be only used as example referring to the drawings and be given.

Accompanying drawing explanation

Fig. 1 is front view of the present utility model, for the longitudinally detection externally threaded external diameter of bolt；

Fig. 2 is the rearview of Fig. 1, for the laterally detection externally threaded external diameter of bolt；

Fig. 3 is that longitudinal upper side edge in this utility model front is for detecting English, the schematic diagram of U.S. standard screw thread tooth number/pitch；

Fig. 4 is that longitudinal lower side of this utility model reverse side is for detecting the schematic diagram of metric thread pitch；

Fig. 5 is the schematic diagram at this utility model detection form of thread angle；

Fig. 6 is the schematic diagram of this utility model detection bolt length.

Detailed description of the invention

Being used for this utility model below in conjunction with the accompanying drawings detecting specification is 5/8-11 UN, a length of 1 inch (25.4mm's) The utility model is described in further detail for the embodiment of bolt made in U.S.A and metric system bolt that specification is M10 × 1.5-25.

As depicted in figs. 1 and 2, external screw thread multi-functional gauge of the present utility model is rectangular card, and card is just Face is provided with 3 detection regions and angle of thread synopsis 9, and reverse side is respectively equipped with 2 detection regions and national pipe thread big footpath inch With metric system synopsis 10, first area includes in Fig. 1 that card longitudinal direction right-hand member is provided with two inner small and outside big detection English, made in U.S.A side by side First turriform groove 1(A1 of major diameter of external thread) and the second turriform groove 2(A2), two turriform groove structures are identical, and the second turriform groove 2 is wide Degree is more than the first turriform groove 1, and the trough rim of two turriform grooves is step, all indicates the English of correspondence, made in U.S.A outside each step External screw thread specification, constitutes step trough between two relative step surfaces, the width of rebate of each step trough is equal to corresponding English, U.S. Major diameter of external thread processed.First turriform groove 1 concentrated 1/16 inch to 9/16 inch totally 9 English, U.S. standard screw thread outside dimension, Two turriform grooves 2 have concentrated 5/8 inch to 1 inch English of totally 7 specifications, U.S. standard screw thread outside dimension.

Second area is the first V-arrangement wedge angle 3(C1 that in Fig. 1, longitudinal right-hand member termination each extends over out 55 °) and the second of 60 ° V-arrangement wedge angle 4(C2), it is respectively used to detect 55 ° of angle of threads and 60 ° of angle of threads.

3rd region is to be respectively equipped with English, U.S. standard screw thread tooth in longitudinal dual-side of card face in Fig. 1 and transverse sides Number/pitch measurement scale 5(B1～B8), Fig. 2 is respectively equipped with metric system on longitudinal dual-side of card reverse side and longitudinal other end Thread pitch surveyors' staff 6(X1～X5).Longitudinal right-hand member upper parallel is provided with milimeter scale 7(Y1) and inch/millimeter to hindsight 8 (Y2).

As it is shown in figure 1, card face is provided with angle of thread synopsis 9 (Z), according to the number of degrees of the angle of thread surveyed, it is judged that It is metric system or English, made in U.S.A, is cylindrical thread or pipe screw thread.

As in figure 2 it is shown, card reverse side is provided with national pipe thread big footpath inch and millimeter synopsis 10, table is listed 8 kinds Specification pipe Major Diam inch compares with millimeter, is not required to calculate, convenient use.

Card uses the corrosion resistant plate of 0.5mm～1.0mm to make, and is convenient for carrying, durable in use；Have at one angle and be easy to The circular hole of threading.

The multiple detection function that this utility model has is as follows:

A) bolt external diameter made in U.S.A is detected

As depicted in figs. 1 and 2, bolt 20(5/8-11 UN made in U.S.A will be detected) threaded portion longitudinally (Fig. 1) or horizontal (Fig. 2) insert in the first turriform groove 1, find the step trough indicating 5/8 inch mated the most, be detected bolt thread Specification is 5/8 inch.

B) pitch of bolt is detected

As it is shown on figure 3, will detected bolt 20(5/8-11 UN made in U.S.A) the longitudinal direction in front of screw thread side alignment card English, the graduation mark of U.S. standard screw thread tooth number/pitch measurement scale 5 on side or transverse sides, detected English, the spiral shell of bolt made in U.S.A 20 The initial cusp alignment fiducials graduation mark of stricture of vagina, i.e. can detect that detected bolt 20(5/8-11 UN made in U.S.A) pitch be 2.31mm, 11 teeth.In like manner, as shown in Figure 4, by detected metric system bolt 30(M10 × 1.5-25) screw thread side alignment card The graduation mark of the metric thread pitch measurement scale 6 of longitudinal lower side of reverse side, i.e. can detect that detected metric system bolt 30 The pitch of (M10 × 1.5-25) is 1.5mm.

C) angle of thread of bolt is detected,

As it is shown in figure 5,60 ° of second V-arrangement wedge angle 4 of card direction end socket to be directed at detected bolt made in U.S.A 20 or detected public affairs The thread form groove of bolt 30 side processed, if both fit like a glove, then the angle of thread of this bolt is 60 ° of angle of threads.

D) length of bolt is detected

As shown in Figure 6, will detected bolt 20(5/8-11 UN made in U.S.A) shaft side perpendicular alignmnet inch/millimeter right Hindsight 8, so that it may detect a length of 1 inch (25.4mm) of detected bolt made in U.S.A 20.

In addition to the implementation, this utility model can also have other embodiments, all employing equivalents or equivalence to become Change the technical scheme of formation, all fall within the protection domain of this utility model requirement.

Claims (5)

1. an external screw thread multi-functional gauge, it is characterised in that: described external screw thread multi-functional gauge is rectangular card, The obverse and reverse of described card is respectively equipped with several detection region, longitudinal one end of card be provided with side by side two inner small and outside big Detection English, the first turriform groove of major diameter of external thread made in U.S.A and the second turriform groove, described first turriform groove and the second turriform groove structure Identical, the second turriform well width is more than the first turriform groove, and the trough rim of two turriform grooves is step, all marks outside each step Showing the English of correspondence, external screw thread specification made in U.S.A, constitute step trough between two relative step surfaces, the width of rebate of each step trough is equal to Corresponding English, major diameter of external thread made in U.S.A；Direction end socket at card each extends over out one 55 ° another V-arrangement of 60 ° points Angle, longitudinal dual-side of card face and transverse sides are respectively equipped with English, U.S. standard screw thread tooth number/pitch measurement scale, card It is respectively equipped with metric thread pitch measurement scale on longitudinal dual-side of reverse side and longitudinal other end.

2. external screw thread multi-functional gauge as claimed in claim 1, it is characterised in that: described first turriform groove comprises detection 1/ 16 inches～9/16 inch English of totally 9 specifications, the step troughs of major diameter of external thread made in U.S.A；Described second turriform groove comprises detection 5/ 8 inches～1 inch English of totally 7 specifications, the step troughs of major diameter of external thread made in U.S.A.

3. external screw thread multi-functional gauge as claimed in claim 1, it is characterised in that: on longitudinal other end of card reverse side Side has be arranged milimeter scale and inch/millimeter in parallel to hindsight.

4. external screw thread multi-functional gauge as claimed in claim 1, it is characterised in that: set the most respectively at card face or reverse side Angle of thread synopsis and national pipe thread big footpath inch and millimeter synopsis are put.

5. external screw thread multi-functional gauge as claimed in claim 1, it is characterised in that described card uses 0.5mm～1.0mm Corrosion resistant plate make.